1. The monitoring device for the freezing profile of the wall of the stratum well is characterized by comprising a first track plate (9), wherein a first fixing mechanism (2), a second fixing mechanism (11), a protection mechanism (3), a temperature measuring mechanism (4) and an image acquisition mechanism (5) are arranged on the first track plate (9);

the second has been seted up on first track board (9) and has been led to groove (15), first fixed establishment (2) include first screw thread post (14) and third screw thread post (27), first screw thread post (14) and third screw thread post (27) all pass the second and lead to groove (15) and all lead to groove (15) sliding connection with the second, the one end of keeping away from each other of first screw thread post (14) and third screw thread post (27) is fixed connection respectively second spacing post (25) and first spacing post (13), the both sides of first track board (9) are fixed connection respectively first L shape mount (12) and the fixed grillage (26) of second L shape, first L shape mount (12) and the fixed grillage (26) of second L shape respectively with first spacing post (13) and the spacing post (25) sliding connection of second.

2. The monitoring device for the profile of the freezing of the wall of the stratum well as the claim 1, characterized in that the first threaded column (14) and the third threaded column (27) are respectively connected with an eighth gear (20) in a threaded manner on the outside, the two eighth gears (20) are respectively located in the second through groove (15) and are meshed with each other, both sides of the two eighth gears (20) are respectively provided with a limit ring (28) sleeved on the first threaded column (14) and the third threaded column (27), one side of one eighth gear (20) is fixedly connected with a worm wheel (29), the worm wheel (29) is sleeved on the outside of the limit ring (28), the second through groove (15) is rotatably connected with a worm (24), and the worm (24) is meshed with the worm wheel (29).

3. The monitoring device for the freezing profile of the wall of the stratum well according to claim 2, wherein the first track plate (9) is provided with a first through slot (8), the image collecting mechanism (5) comprises two first connecting plates (23), a first internal gear (16) and a first rotating ring (19), the two first connecting plates (23) penetrate through the first through slot (8) and the first track plate (9), the first internal gear (16) is fixedly connected to the inside of the first rotating ring, the first rotating ring (19) is sleeved outside two ends of the two first connecting plates (23), the first internal gear (16) is located between the two first connecting plates (23), two second rotating columns (18) are rotatably connected between the two first connecting plates (23), and first gears (22) are fixedly connected outside the two second rotating columns (18), the two first gears (22) are meshed with the first inner gear (16), a first rotating column (17) is connected to the first through groove (8) in a rotating mode, two ends of the first rotating column (17) extend to the outer portion of the first through groove (8) respectively, the first rotating column (17) is connected with the two second rotating columns (18) through bevel gear transmission respectively, one end of a worm (24) extends into the first through groove (8) and penetrates through a first connecting plate (23), the worm (24) is connected with the first rotating column (17) through bevel gear transmission, and a shooting device (21) is fixedly connected to the outer portion of the first rotating ring (19).

4. A monitoring device for a freezing profile of a formation well wall according to claim 3, wherein a bottom plate (46) is arranged on one side of the first track plate (9), a connecting block (6) is fixedly connected to one side of the bottom plate (46) close to the first track plate (9), the connecting block (6) is positioned in the first through groove (8) and is matched with the first through groove (8), a fifth threaded column (7) is rotatably connected in the first through groove (8), and the fifth threaded column (7) is in threaded connection with the connecting block (6);

two first fixing blocks (51) and two second fixing blocks (56) are arranged on one side, away from the first track plate (9), of the bottom plate (46), a fourth threaded rod (63) and a ninth gear (75) are arranged between the two first fixing blocks (51), two ends of the fourth threaded rod (63) penetrate through the two first fixing blocks (51) respectively, the fourth threaded rod (63) is in sliding connection with the two first fixing blocks (51), and the ninth gear (75) is sleeved outside the fourth threaded rod (63) and in threaded connection with the fourth threaded rod (63);

a third threaded rod (58) and a fifth gear (57) are arranged between the two second fixing blocks (56), two ends of the third threaded rod (58) respectively penetrate through the two second fixing blocks (56), the third threaded rod (58) is in sliding connection with the two second fixing blocks (56), and the fifth gear (57) is sleeved outside the third threaded rod (58) and in threaded connection with the third threaded rod (58);

supporting plates (45) are fixedly connected to two sides of the bottom plate (46), top plates (68) are fixedly connected to the tops of the two supporting plates (45), and two third fixing blocks (60) and two fourth fixing blocks (65) are fixedly connected to one side, close to the first track plate (9), of each top plate (68);

a second threaded rod (54) and a sixth gear (61) are arranged between the two third fixing blocks (60), two ends of the second threaded rod (54) respectively penetrate through the two third fixing blocks (60), the second threaded rod (54) is in sliding connection with the two third fixing blocks (60), and the sixth gear (61) is sleeved outside the second threaded rod (54) and in threaded connection with the second threaded rod (54);

a first threaded rod (47) and a seventh gear (66) are arranged between the two fourth fixing blocks (65), two ends of the first threaded rod (47) respectively penetrate through the two fourth fixing blocks (65), the first threaded rod (47) is in sliding connection with the two fourth fixing blocks (65), and the seventh gear (66) is sleeved outside the first threaded rod (47) and in threaded connection with the first threaded rod (47);

one ends, far away from each other, of the first threaded rod (47) and the fourth threaded rod (63) are fixedly connected with a fourth limiting rod (64) and a first limiting rod (48) respectively, two sides of the bottom plate (46) are fixedly connected with a first L-shaped fixing rod (49) and a fourth L-shaped fixing rod (74) respectively, the fourth limiting rod (64) is in sliding connection with the fourth L-shaped fixing rod (74), and the first limiting rod (48) is in sliding connection with the first L-shaped fixing rod (49);

one ends, far away from each other, of the second threaded rod (54) and the third threaded rod (58) are fixedly connected with a third limiting rod (59) and a second limiting rod (53) respectively, two sides of the bottom plate (46) are fixedly connected with a second L-shaped fixing rod (55) and a third L-shaped fixing rod (69) respectively, the third L-shaped fixing rod (69) is connected with the third limiting rod (59) in a sliding mode, and the second L-shaped fixing rod (55) is connected with the second limiting rod (53) in a sliding mode;

among the two first fixing blocks (51), a first fixing block (51) far away from the first L-shaped fixing rod (49) is fixedly connected with the bottom plate (46), the other first fixing block (51) is slidably connected with the bottom plate (46), among the two second fixing blocks (56), a second fixing block (56) far away from the second L-shaped fixing rod (55) is fixedly connected with the bottom plate (46), the other second fixing block (56) is slidably connected with the bottom plate (46), L-shaped limiting plates (52) are arranged on two sides of the first fixing block (51) and two sides of the second fixing block (56) which are respectively slidably connected with the bottom plate (46), and pressure sensors (50) are arranged on one sides of the first fixing block (51) and one side of the second fixing block (56);

and one sides of the sixth gear (61) and the seventh gear (66) are fixedly connected with first driving wheels, and the first driving wheels are in transmission connection through a first driving belt (62).

5. The device for monitoring the freezing profile of the wall of the stratum well as defined in claim 4, wherein the temperature measuring mechanism (4) comprises a strip plate (67), the strip plate (67) is fixedly connected with one side of the bottom plate (46) far away from the first track plate (9), first grooves are formed in two ends of the strip plate (67), second grooves communicated with the two first grooves are formed in two sides of the strip plate (67), second driving wheels are rotatably connected in the two first grooves, the two second driving wheels are in transmission connection through a second driving belt (73), a plurality of fixing plates (71) distributed at equal intervals are fixedly connected to the second driving belt (73), and thermometers (72) are fixedly connected to one side of the fixing plates (71) far away from the second driving belt (73).

6. The device for monitoring the freezing profile of the wall of the stratum well according to claim 5, wherein the protection mechanism (3) comprises a second rotating ring (37), the inner wall of the second rotating ring (37) is provided with a wiper, the wiper is matched with the shooting device (21), the second rotating ring (37) is rotatably connected with a circular ring (38), the circular ring (38) is sleeved outside the first track plate (9), the top surface of the second rotating ring (37) is fixedly connected with a second inner gear (39) which is matched with the wiper, the two sides of the first track plate (9) are fixedly connected with a second connecting plate (36) and a third connecting plate (41) respectively, the second connecting plate (36) and the third connecting plate (41) are both located between the second limiting column (25) and the circular ring (38), the second connecting plate (36) and the third connecting plate (41) are provided with a first sliding groove and a second sliding groove respectively, a first rack (30) and a second rack (43) are respectively connected in the first sliding chute and the second sliding chute in a sliding manner, the first rack (30) is fixedly connected with the second limiting column (25) through a first connecting rod (31), and the second rack (43) is fixedly connected with the first limiting column (13) through a second connecting rod (44);

a third limiting column (34) is arranged below the second connecting plate (36), the top end of the third limiting column (34) penetrates through the second connecting plate (36) and is fixedly connected with a second gear (32), the bottom end of the third limiting column (34) penetrates through a circular ring (38), the third limiting column (34) is in sliding connection with the circular ring (38), the second connecting plate (36) is in rotating connection with the third limiting column (34), the second gear (32) is meshed with the first rack (30), a third gear (35) is in sliding connection with the outer portion of the third limiting column (34), and the third gear (35) is meshed with a second internal gear (39);

the lower part of third connecting plate (41) is equipped with fourth screw thread post (40), third connecting plate (41) and fixedly connected with fourth gear (42) are passed on the top of fourth screw thread post (40), ring (38) are passed on the bottom of fourth screw thread post (40), fourth screw thread post (40) and ring (38) threaded connection, fourth screw thread post (40) and third connecting plate (41) are rotated and are connected, fourth gear (42) and second rack (43) mesh mutually.

7. A device for monitoring the freezing profile of a formation well wall according to claim 6, wherein a limiting frame (33) is fixedly connected to the top surface of the circular ring (38), and one end of the limiting frame (33) is located on the top surface of the third gear (35).

8. A monitoring device of the freezing profile of the wall of the stratum well according to claim 7, characterized in that the first track plate (9) is provided with a first driving motor (1), and one end of the worm (24) extends to the outside of the second through groove (15) and is in transmission connection with the output shaft of the first driving motor (1).

9. A device for monitoring the wall freezing profile of a subterranean well according to claim 8, wherein said elongated strip (67) is provided with a third drive motor (70) for driving a second drive wheel.

10. The monitoring device for the freezing profile of the wall of the stratum well as defined in claim 9, wherein a second driving motor (10) is arranged on the first track plate (9), one end of the fifth threaded column (7) extends to the outside of the first through groove (8) and is in transmission connection with one end of an output shaft of the second driving motor (10), and the image acquisition mechanism (5) is controlled based on the internet of things.

Background

The freezing method well sinking is one of the most main well sinking methods in water-containing and unstable stratums, the more common artificial stratum freezing method is a salt solution indirect refrigeration method, namely, a salt (such as CaCl2) solution passes through a refrigerator, the more common artificial stratum freezing method is a salt solution indirect refrigeration method, namely, the salt (such as CaCl2) solution is cooled by the refrigerator (a refrigerant is Freon or ammonia and the like) and then is used as a refrigerant to circulate in a pipeline buried in a rock-soil body, the low-temperature salt solution exchanges heat with the rock-soil body, absorbs the heat of the rock-soil body, increases the self sensible heat, freezes most of water in the surrounding rock-soil body, thereby effectively enhancing the strength and stability of the rock-soil body, reducing deformation and isolating underground water, and carrying out shaft digging construction under the protection of a frozen wall until the construction of a freezing section of a shaft is completed.

In order to facilitate observation of the freezing condition of the formation well wall, the invention provides an intelligent monitoring device for the formation well wall freezing profile based on the Internet of things.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides an intelligent monitoring device for stratum well wall freezing profile based on the Internet of things.

In order to achieve the purpose, the invention adopts the following technical scheme:

an intelligent monitoring device for stratum well wall freezing profile based on the Internet of things comprises a first track plate, wherein a first fixing mechanism, a second fixing mechanism, a protection mechanism, a temperature measuring mechanism and an image acquisition mechanism are arranged on the first track plate;

the first track plate is provided with a second through groove, the first fixing mechanism comprises a first threaded column and a third threaded column, the first threaded column and the third threaded column penetrate through the second through groove and are in sliding connection with the second through groove, one ends, far away from each other, of the first threaded column and the third threaded column are fixedly connected with a second limiting column and a first limiting column respectively, two sides of the first track plate are fixedly connected with a first L-shaped fixing frame and a second L-shaped fixing plate frame respectively, and the first L-shaped fixing frame and the second L-shaped fixing plate frame are in sliding connection with the first limiting column and the second limiting column respectively;

the first threaded column and the third threaded column are respectively connected with eighth gears in a threaded manner at the outer parts, the two eighth gears are respectively positioned in the second through groove and are meshed with each other, two sides of the two eighth gears are respectively provided with a limiting ring sleeved on the first threaded column and the third threaded column, one side of one eighth gear is fixedly connected with a worm wheel, the worm wheel is sleeved at the outer part of the limiting ring, a worm is rotatably connected in the second through groove, and the worm is meshed with the worm wheel;

the first track plate is provided with a first through groove, the image acquisition mechanism comprises two first connecting plates, a first internal gear and a first rotating ring, the two first connecting plates penetrate through the first through groove and the first track plate, the first internal gear is fixedly connected inside the first rotating ring, the first rotating ring is sleeved outside two ends of the two first connecting plates, the first internal gear is positioned between the two first connecting plates, two second rotating columns are rotatably connected between the two first connecting plates, the outside of the two second rotating columns are fixedly connected with first gears, the two first gears are meshed with the first internal gear, the first through groove is rotatably connected with the first rotating columns, two ends of the first rotating columns respectively extend to the outside of the first through groove, and the first rotating columns are respectively connected with the two second rotating columns through bevel gears in a transmission way, one end of the worm extends into the first through groove and penetrates through the first connecting plate, the worm is in transmission connection with the first rotating column through a bevel gear, and a shooting device is fixedly connected to the outer portion of the first rotating ring;

a bottom plate is arranged on one side of the first track plate, a connecting block is fixedly connected to one side, close to the first track plate, of the bottom plate, the connecting block is located in the first through groove and matched with the first through groove, a fifth threaded column is rotatably connected to the first through groove, and the fifth threaded column is in threaded connection with the connecting block;

two first fixing blocks and two second fixing blocks are arranged on one side, away from the first track plate, of the bottom plate, a fourth threaded rod and a ninth gear are arranged between the two first fixing blocks, two ends of the fourth threaded rod respectively penetrate through the two first fixing blocks, the fourth threaded rod is in sliding connection with the two first fixing blocks, and the ninth gear is sleeved outside the fourth threaded rod and in threaded connection with the fourth threaded rod;

a third threaded rod and a fifth gear are arranged between the two second fixing blocks, two ends of the third threaded rod respectively penetrate through the two second fixing blocks, the third threaded rod is connected with the two second fixing blocks in a sliding mode, and the fifth gear is sleeved outside the third threaded rod and is in threaded connection with the third threaded rod;

the two sides of the bottom plate are fixedly connected with supporting plates, the tops of the two supporting plates are fixedly connected with top plates, and one side, close to the first track plate, of each top plate is fixedly connected with two third fixing blocks and two fourth fixing blocks;

a second threaded rod and a sixth gear are arranged between the two third fixing blocks, two ends of the second threaded rod respectively penetrate through the two third fixing blocks, the second threaded rod is connected with the two third fixing blocks in a sliding mode, and the sixth gear is sleeved outside the second threaded rod and is in threaded connection with the second threaded rod;

a first threaded rod and a seventh gear are arranged between the two fourth fixed blocks, two ends of the first threaded rod respectively penetrate through the two fourth fixed blocks, the first threaded rod is connected with the two fourth fixed blocks in a sliding mode, and the seventh gear is sleeved outside the first threaded rod and is in threaded connection with the first threaded rod;

one ends, far away from each other, of the first threaded rod and the fourth threaded rod are fixedly connected with a fourth limiting rod and a first limiting rod respectively, two sides of the bottom plate are fixedly connected with a first L-shaped fixing rod and a fourth L-shaped fixing rod respectively, the fourth limiting rod is connected with the fourth L-shaped fixing rod in a sliding mode, and the first limiting rod is connected with the first L-shaped fixing rod in a sliding mode;

one ends, far away from each other, of the second threaded rod and the third threaded rod are fixedly connected with a third limiting rod and a second limiting rod respectively, two sides of the bottom plate are fixedly connected with a second L-shaped fixing rod and a third L-shaped fixing rod respectively, the third L-shaped fixing rod is connected with the third limiting rod in a sliding mode, and the second L-shaped fixing rod is connected with the second limiting rod in a sliding mode;

among the two first fixed blocks, a first fixed block far away from the first L-shaped fixed rod is fixedly connected with the bottom plate, the other first fixed block is slidably connected with the bottom plate, among the two second fixed blocks, a second fixed block far away from the second L-shaped fixed rod is fixedly connected with the bottom plate, the other second fixed block is slidably connected with the bottom plate, L-shaped limiting plates are respectively arranged on two sides of the first fixed block and two sides of the second fixed block which are respectively slidably connected with the bottom plate, and pressure sensors are respectively arranged on one sides of the first fixed block and one side of the second fixed block;

and one sides of the sixth gear and the seventh gear are fixedly connected with first driving wheels, and the first driving wheels are in transmission connection through a first driving belt.

Further, temperature measuring mechanism includes the rectangular board, one side fixed connection of first track board is kept away from to rectangular board and bottom plate, first recess has all been seted up at the both ends of rectangular board, the second recess that is linked together with two first recesses respectively is seted up to the both sides of rectangular board, two all rotate in the first recess and be connected with the second drive wheel, two rotate through second drive belt transmission between the wheel to the second and connect, the fixed plate that a plurality of equidistance of fixedly connected with distribute on the second drive belt is a plurality of the equal fixedly connected with thermometer in one side that the second drive belt was kept away from to the fixed plate.

Furthermore, the protection mechanism comprises a second rotating ring, the inner wall of the second rotating ring is provided with a wiping cloth, the wiper is matched with the shooting device, the inner part of the second rotating ring is rotatably connected with a circular ring, the circular ring is sleeved outside the first track plate, the top surface of the second rotating ring is fixedly connected with a second internal gear which is matched with the second rotating ring, the two sides of the first track plate are respectively and fixedly connected with a second connecting plate and a third connecting plate, the second connecting plate and the third connecting plate are both positioned between the second limiting column and the circular ring, the second connecting plate and the third connecting plate are respectively provided with a first sliding chute and a second sliding chute, a first rack and a second rack are respectively connected in the first sliding chute and the second sliding chute in a sliding manner, the first rack is fixedly connected with the second limiting column through a first connecting rod, and the second rack is fixedly connected with the first limiting column through a second connecting rod;

a third limiting column is arranged below the second connecting plate, the top end of the third limiting column penetrates through the second connecting plate and is fixedly connected with a second gear, the bottom end of the third limiting column penetrates through the circular ring, the third limiting column is in sliding connection with the circular ring, the second connecting plate is in rotating connection with the third limiting column, the second gear is meshed with the first rack, a third gear is in sliding connection with the outer portion of the third limiting column, and the third gear is meshed with a second internal gear;

the lower part of the third connecting plate is provided with a fourth threaded column, the top end of the fourth threaded column penetrates through the third connecting plate and is fixedly connected with a fourth gear, the bottom end of the fourth threaded column penetrates through the ring, the fourth threaded column is in threaded connection with the ring, the fourth threaded column is rotatably connected with the third connecting plate, and the fourth gear is meshed with the second rack.

Furthermore, the top surface of ring fixedly connected with spacing, the one end of spacing is located the top surface of third gear.

Furthermore, a first driving motor is arranged on the first track plate, and one end of the worm extends to the outside of the second through groove and is in transmission connection with an output shaft of the first driving motor.

Further, the strip plate is provided with a third driving motor for driving a second driving wheel.

Furthermore, a second driving motor is arranged on the first track plate, and one end of the fifth threaded column extends to the outside of the first through groove and is in transmission connection with one end of an output shaft of the second driving motor.

Further, the image acquisition mechanism is controlled based on the internet of things.

The invention has the beneficial effects that:

1. the resistance of the third threaded rod and the fourth threaded rod when the third threaded rod and the fourth threaded rod are inserted into the well wall is measured by using the pressure sensor, and the aim of judging the freezing firmness of the well wall is fulfilled by analyzing the resistance;

2. the movement speed of the fixed plate is adjusted by controlling the running speed of the third driving motor, so that the air circulation speed in the well is adjusted, the air circulation speed in the process of transporting goods from the outside of the well to the inside of the well is simulated, the temperature of the air in the well under different air circulation speeds is measured, the influence of the air temperature on the freezing of the well wall is judged, and the proper speed for transporting goods from the outside of the well to the inside of the well is formulated according to the temperature data of the air in the well under different air circulation speeds, so that the firmness of the well wall is ensured, and the safety of a working environment is ensured;

3. by utilizing the shooting device, the purpose of observing the freezing condition of the well wall is achieved;

4. in the process of pulling the third threaded column and the first threaded column out of the well wall, the shooting device is covered by the second rotating ring and is wiped by the wiper, so that the purposes of preventing the shooting device from being damaged by falling earth or broken stones generated in the process of pulling the third threaded column and the first threaded column out of the well wall and keeping a lens of the shooting device clear are achieved;

5. by utilizing the mutual matching of the first fixing mechanism, the second fixing mechanism, the first track plate and the like, the device can continuously go deep into the well, and the purposes of observing or measuring the air temperature, the well wall freezing condition and the freezing firmness at different depths in the well are achieved.

Drawings

FIG. 1 is a side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a first securing mechanism and an image capturing mechanism of the present invention;

FIG. 4 is a side view of the guard mechanism of the present invention;

FIG. 5 is a front view of the guard mechanism of the present invention;

FIG. 6 is a schematic structural view of a second fixing mechanism of the present invention;

fig. 7 is a side view of a second securing mechanism of the present invention.

Reference numbers in the figures: 1 a first driving motor, 2 a first fixing mechanism, 3 a protection mechanism, 4 a temperature measuring mechanism, 5 an image acquisition mechanism, 6 a connecting block, 7 a fifth threaded column, 8 a first through groove, 9 a first track plate, 10 a second driving motor, 11 a second fixing mechanism, 12 a first L-shaped fixing frame, 13 a first limiting column, 14 a first threaded column, 15 a second through groove, 16 a first internal gear, 17 a first rotating column, 18 a second rotating column, 19 a first rotating ring, 20 an eighth gear, 21 a shooting device, 22 a first gear, 23 a first connecting plate, 24 a worm, 25 a second limiting column, 26 a second L-shaped fixing plate frame, 27 a third threaded column, 28 a limiting ring, 29 a worm gear, 30 a first rack, 31 a first connecting rod, 32 a second gear, 33 a limiting frame, 34 a third limiting column, 35 a third gear, 36 a second connecting plate, 37 a second rotating ring, 38 a circular ring, 39 a second internal gear, 40 a fourth threaded column, 41 third connecting plate, 42 fourth gear, 43 second rack, 44 second connecting rod, 45 supporting plate, 46 bottom plate, 47 first threaded rod, 48 first limit rod, 49 first L-shaped fixing rod, 50 pressure sensor, 51 first fixing block, 52L-shaped limit plate, 53 second limit rod, 54 second threaded rod, 55 second L-shaped fixing rod, 56 second fixing block, 57 fifth gear, 58 third threaded rod, 59 third limit rod, 60 third fixing block, 61 sixth gear, 62 first transmission belt, 63 fourth threaded rod, 64 fourth limit rod, 65 fourth fixing block, 66 seventh gear, 67 long strip plate, 68 top plate, 69 third L-shaped fixing rod, 70 third driving motor, 71 fixing plate, 72 thermometer, 73 second transmission belt, 74 fourth L-shaped fixing rod, 75 ninth gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-7, an intelligent monitoring device for stratum well wall freezing profile based on internet of things comprises a first track plate 9, wherein a first fixing mechanism 2, a second fixing mechanism 11, a protection mechanism 3, a temperature measuring mechanism 4 and an image acquisition mechanism 5 are arranged on the first track plate 9;

the first track plate 9 is provided with a second through groove 15, the first fixing mechanism 2 comprises a first threaded column 14 and a third threaded column 27, the first threaded column 14 and the third threaded column 27 both penetrate through the second through groove 15 and are in sliding connection with the second through groove 15, one ends, far away from each other, of the first threaded column 14 and the third threaded column 27 are fixedly connected with a second limiting column 25 and a first limiting column 13 respectively, two sides of the first track plate 9 are fixedly connected with a first L-shaped fixing frame 12 and a second L-shaped fixing frame 26 respectively, and the first L-shaped fixing frame 12 and the second L-shaped fixing frame 26 are in sliding connection with the first limiting column 13 and the second limiting column 25 respectively;

the external parts of the first threaded column 14 and the third threaded column 27 are both in threaded connection with eighth gears 20, the two eighth gears 20 are both positioned in the second through groove 15 and are meshed with each other, both sides of the two eighth gears 20 are provided with limit rings 28 which are sleeved on the first threaded column 14 and the third threaded column 27, one side of one eighth gear 20 is fixedly connected with a worm wheel 29, the worm wheel 29 is sleeved on the external part of the limit ring 28, a worm 24 is rotatably connected in the second through groove 15, the worm 24 is meshed with the worm wheel 29, the first track plate 9 is provided with a first driving motor 1, and one end of the worm 24 extends to the external part of the second through groove 15 and is in transmission connection with an output shaft of the first driving motor 1;

the first track plate 9 is provided with a first through groove 8, the image acquisition mechanism 5 comprises two first connecting plates 23, first internal gears 16 and first rotating rings 19, the two first connecting plates 23 all penetrate through the first through groove 8 and the first track plate 9, the first internal gears 16 are fixedly connected inside the first rotating rings, the first rotating rings 19 are sleeved outside two ends of the two first connecting plates 23, the first internal gears 16 are positioned between the two first connecting plates 23, two second rotating columns 18 are rotatably connected between the two first connecting plates 23, first gears 22 are fixedly connected outside the two second rotating columns 18, the two first gears 22 are all meshed with the first internal gears 16, the first rotating columns 17 are rotatably connected in the first through groove 8, two ends of the first rotating columns 17 respectively extend to the outside of the first through groove 8, the first rotating column 17 and the two second rotating columns 18 are in transmission connection through bevel gears respectively, one end of the worm 24 extends into the first through groove 8 and penetrates through the first connecting plate 23, the worm 24 is in transmission connection with the first rotating column 17 through the bevel gears, and the exterior of the first rotating ring 19 is fixedly connected with a shooting device 21;

a bottom plate 46 is arranged on one side of the first track plate 9, a connecting block 6 is fixedly connected to one side, close to the first track plate 9, of the bottom plate 46, the connecting block 6 is located in the first through groove 8 and matched with the first through groove 8, a fifth threaded column 7 is rotatably connected in the first through groove 8, the fifth threaded column 7 is in threaded connection with the connecting block 6, a second driving motor 10 is arranged on the first track plate 9, and one end of the fifth threaded column 7 extends to the outside of the first through groove 8 and is in transmission connection with one end of an output shaft of the second driving motor 10;

two first fixed blocks 51 and two second fixed blocks 56 are arranged on one side of the bottom plate 46 away from the first track plate 9, a fourth threaded rod 63 and a ninth gear 75 are arranged between the two first fixed blocks 51, two ends of the fourth threaded rod 63 respectively penetrate through the two first fixed blocks 51, the fourth threaded rod 63 is slidably connected with the two first fixed blocks 51, and the ninth gear 75 is sleeved outside the fourth threaded rod 63 and is in threaded connection with the fourth threaded rod 63;

a third threaded rod 58 and a fifth gear 57 are arranged between the two second fixing blocks 56, two ends of the third threaded rod 58 respectively penetrate through the two second fixing blocks 56, the third threaded rod 58 is slidably connected with the two second fixing blocks 56, and the fifth gear 57 is sleeved outside the third threaded rod 58 and is in threaded connection with the third threaded rod 58;

the two sides of the bottom plate 46 are fixedly connected with supporting plates 45, the tops of the two supporting plates 45 are fixedly connected with top plates 68, and one side, close to the first track plate 9, of each top plate 68 is fixedly connected with two third fixing blocks 60 and two fourth fixing blocks 65;

a second threaded rod 54 and a sixth gear 61 are arranged between the two third fixing blocks 60, two ends of the second threaded rod 54 respectively penetrate through the two third fixing blocks 60, the second threaded rod 54 is slidably connected with the two third fixing blocks 60, and the sixth gear 61 is sleeved outside the second threaded rod 54 and is in threaded connection with the second threaded rod 54;

a fourth driving motor is arranged on the top plate 68, and one end of an output shaft of the fourth driving motor is in transmission connection with the sixth gear 61 through a tenth gear;

a first threaded rod 47 and a seventh gear 66 are arranged between the two fourth fixed blocks 65, two ends of the first threaded rod 47 penetrate through the two fourth fixed blocks 65 respectively, the first threaded rod 47 is connected with the two fourth fixed blocks 65 in a sliding manner, and the seventh gear 66 is sleeved outside the first threaded rod 47 and is in threaded connection with the first threaded rod 47;

one ends, far away from each other, of the first threaded rod 47 and the fourth threaded rod 63 are fixedly connected with a fourth limiting rod 64 and a first limiting rod 48 respectively, two sides of the bottom plate 46 are fixedly connected with a first L-shaped fixing rod 49 and a fourth L-shaped fixing rod 74 respectively, the fourth limiting rod 64 is in sliding connection with the fourth L-shaped fixing rod 74, and the first limiting rod 48 is in sliding connection with the first L-shaped fixing rod 49;

one ends, far away from each other, of the second threaded rod 54 and the third threaded rod 58 are fixedly connected with a third limiting rod 59 and a second limiting rod 53 respectively, two sides of the bottom plate 46 are fixedly connected with a second L-shaped fixing rod 55 and a third L-shaped fixing rod 69 respectively, the third L-shaped fixing rod 69 is connected with the third limiting rod 59 in a sliding manner, and the second L-shaped fixing rod 55 is connected with the second limiting rod 53 in a sliding manner;

among the two first fixed blocks 51, the first fixed block 51 far away from the first L-shaped fixing rod 49 is fixedly connected with the bottom plate 46, the other first fixed block 51 is slidably connected with the bottom plate 46, and among the two second fixed blocks 56, the second fixed block 56 far away from the second L-shaped fixing rod 55 is fixedly connected with the bottom plate 46, the other second fixed block 56 is slidably connected with the bottom plate 46, L-shaped limiting plates 52 are respectively arranged on both sides of the first fixed block 51 slidably connected with the bottom plate 46 and both sides of the second fixed block 56, pressure sensors 50 are respectively arranged on one sides of the first fixed block 51 and one side of the second fixed block 56, the L-shaped limiting plates 52 are used for limiting the sliding ranges of the first fixed block 51 and the second fixed block 56, so that the pressure sensors 50 can measure the pressure transmitted by the first fixed block 51 and the second fixed block 56, and simultaneously, the two first fixed blocks 51 and the two second fixed blocks 56 can respectively limit the ninth gear 75 and the fifth gear 57 A bit;

one sides of the sixth gear 61 and the seventh gear 66 are fixedly connected with first driving wheels, and the two first driving wheels are in transmission connection through a first driving belt 62;

the temperature measuring mechanism 4 comprises a strip plate 67, the strip plate 67 is fixedly connected with one side of the bottom plate 46 far away from the first track plate 9, first grooves are formed in two ends of the strip plate 67, second grooves communicated with the two first grooves are formed in two sides of the strip plate 67 respectively, a second driving wheel is rotatably connected in each of the two first grooves, the two second rotating wheels are in transmission connection through a second driving belt 73, a plurality of fixing plates 71 distributed at equal intervals are fixedly connected to the second driving belt 73, a thermometer 72 is fixedly connected to one side of each fixing plate 71 far away from the second driving belt 73, and the strip plate 67 is provided with a third driving motor 70 for driving the second driving wheel;

the protection mechanism 3 comprises a second rotating ring 37, the inner wall of the second rotating ring 37 is provided with a wiper, the wiper is matched with the shooting device 21, the inner diameter of the second rotating ring 37 is larger than the outer diameter of the first rotating ring 19, the second rotating ring 37 can wrap the shooting device 21 and the first rotating ring 19, the shooting device 21 comprises a camera, the wiper is used for wiping a lens of the shooting device 21, the inside of the second rotating ring 37 is rotatably connected with a circular ring 38, the circular ring 38 is sleeved outside the first track plate 9, the top surface of the second rotating ring 37 is fixedly connected with a second inner gear 39 which is matched with the second rotating ring 37, the two sides of the first track plate 9 are respectively and fixedly connected with a second connecting plate 36 and a third connecting plate 41, the second connecting plate 36 and the third connecting plate 41 are both located between the second limiting column 25 and the circular ring 38, the second connecting plate 36 and the third connecting plate 41 are respectively provided with a first chute and a second chute, a first rack 30 and a second rack 43 are respectively connected in the first sliding chute and the second sliding chute in a sliding manner, the first rack 30 is fixedly connected with the second limiting column 25 through a first connecting rod 31, and the second rack 43 is fixedly connected with the first limiting column 13 through a second connecting rod 44;

a third limiting column 34 is arranged below the second connecting plate 36, the top end of the third limiting column 34 penetrates through the second connecting plate 36 and is fixedly connected with a second gear 32, the bottom end of the third limiting column 34 penetrates through a circular ring 38, the third limiting column 34 is in sliding connection with the circular ring 38, the second connecting plate 36 is in rotating connection with the third limiting column 34, the second gear 32 is meshed with the first rack 30, a third gear 35 is in sliding connection with the outside of the third limiting column 34, the third gear 35 is meshed with a second internal gear 39, a limiting frame 33 is fixedly connected with the top surface of the circular ring 38, one end of the limiting frame 33 is located on the top surface of the third gear 35, and the limiting frame 33 is used for limiting the third gear 35 so as to keep a fixed distance from the top surface of the circular ring 38;

a fourth threaded column 40 is arranged below the third connecting plate 41, the top end of the fourth threaded column 40 penetrates through the third connecting plate 41 and is fixedly connected with a fourth gear 42, the bottom end of the fourth threaded column 40 penetrates through the circular ring 38, the fourth threaded column 40 is in threaded connection with the circular ring 38, the fourth threaded column 40 is in rotational connection with the third connecting plate 41, and the fourth gear 42 is meshed with a second rack 43;

the first driving wheel and the first driving belt 62, the second driving wheel and the second rotating belt respectively comprise belt pulleys matched with each other and chain wheels matched with each other;

the first drive motor 1, the second drive motor 10, the fourth drive motor, and the third drive motor 70 each include a servo motor.

The working principle is as follows: the device is placed in a well, the first driving motor 1 is started, the output shaft of the first driving motor 1 rotates to drive the worm 24 to rotate and the worm wheel 29 to rotate, so that the two eighth gears 20 rotate, one ends, far away from each other, of the first threaded column 14 and the third threaded column 27 are respectively close to well walls on two sides and inserted into the well walls, and the whole device is fixed, wherein the first limiting column 13 and the second limiting column 25 are used for respectively limiting the third threaded column 27 and the first threaded column 14 to rotate;

the fourth driving motor is started, the output shaft of the fourth driving motor rotates to drive the sixth gear 61 to rotate, so that the seventh gear 66, the ninth gear 75 and the fifth gear 57 are rotated, the first threaded rod 47, the fourth threaded rod 63, the second threaded rod 54 and the third threaded rod 58 are respectively close to the well wall and inserted into the well wall, thereby fixing the device of the invention, during the process of inserting the third threaded rod 58 and the fourth threaded rod 63 into the well wall, since the third threaded rod 58 and the fourth threaded rod 63 respectively apply reaction force to the fifth gear 57 and the ninth gear 75, so that the fifth gear 57 and the ninth gear 75 respectively push the second fixed block 56 and the first fixed block 51 to move a certain distance, respectively extrude the two pressure sensors 50, the two pressure sensors 50 measure the resistance of the third threaded rod 58 and the fourth threaded rod 63 when being inserted into the well wall, the aim of judging the firmness of the freezing of the well wall is achieved by analyzing the resistance;

at the moment, the third driving motor 70 is started, the second driving belt 73 rotates to drive the fixing plate 71 and the thermometer 72 to move, the fixing plate 71 drives air in the well to flow, the moving speed of the fixing plate 71 is adjusted by controlling the operating speed of the third driving motor 70, and then the air circulation speed in the well is adjusted to simulate the air circulation speed in the process of transporting goods from the outside to the inside of the well, the temperature of the air in the well under different air circulation speeds is measured to judge the influence of the air temperature on the freezing of the well wall, so that the proper speed for transporting goods from the outside to the inside of the well is formulated according to the temperature data of the air in the well under different circulation speeds, the firmness of the well wall is ensured, and the safety of a working environment is ensured;

synchronously, the worm 24 rotates to drive the first rotating column 17 to rotate, so that the second rotating column 18 and the first gear 22 rotate to drive the first internal gear 16 to rotate, and the first rotating ring 19 and the shooting device 21 rotate, thereby achieving the purpose of observing the freezing condition of the well wall;

in order to go deep into the well, the first driving motor 1 is started, so that the worm 24, the worm wheel 29 and the eighth gear 20 rotate, the third threaded column 27 and the first threaded column 14 are pulled out of the well wall, synchronously, the first limit column 13 and the second limit column 25 approach each other and respectively drive the second connecting rod 44 and the first connecting rod 31 to approach each other, so that the second rack 43 and the first rack 30 move and drive the fourth gear 42 and the second gear 32 to rotate, so that the fourth threaded column 40 rotates and the third limit column 34 rotates, so that the circular ring 38 and the second rotating ring 37 move towards the direction close to the first rotating ring 19, the shooting device 21 is covered, synchronously, the third limit column 34 rotates and drives the third gear 35 to rotate so that the second inner gear 39 and the second rotating ring 37 rotate, the pulling cloth on the inner wall of the second rotating ring 37 wipes the shooting device 21, so that in the process of pulling out the third threaded column 27 and the first threaded column 14, the shooting device 21 is covered by the second rotating ring 37 and the shooting device 21 is wiped by a wiping cloth, so that the purposes of preventing the shooting device 21 from being damaged by falling soil or broken stones generated in the process that the third threaded column 27 and the first threaded column 14 are pulled out of the well wall and keeping the lens of the shooting device 21 clear are achieved;

after the third threaded column 27 and the first threaded column 14 are pulled out of the well wall, the second driving motor 10 is started to enable the fifth threaded column 7 to rotate, the first track plate 9 is further moved downwards, after the third threaded column and the first threaded column 14 are moved to a proper depth, the second driving motor 10 is closed, the first threaded column 14 and the third threaded column 27 are inserted into the well wall again, the first threaded rod 47, the fourth threaded rod 63, the second threaded rod 54 and the third threaded rod 58 are pulled out of the well wall respectively, the second driving motor 10 is started again to enable the fifth threaded column 7 to rotate, the whole second fixing mechanism 11 is further moved downwards along the first track plate 9, the steps are repeated, and the first fixing mechanism 2, the second fixing mechanism 11 and the first track plate 9 are matched with one another, so that the device can continuously go deep into the well to achieve air temperatures at different depths in the well, The freezing condition and freezing firmness of the well wall are observed or measured.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.