1. The soil water content detection device for the water conservancy project geological exploration comprises a supporting seat (1) and is characterized in that the supporting seat (1) is connected with a connecting rod (4) through an adjusting mechanism, the supporting seat (1) is provided with a through hole (3), the connecting rod (4) extends out of the through hole (3) and is fixedly connected with a detection head (6), the adjusting mechanism is fixedly connected with a detector (13), and the detector (13) is connected with the detection head (6) through a lead;

adjustment mechanism includes pivot (7), movable plate (8), external screw thread (9), first gear (11), second gear (12), pivot (7) pass through the bearing with supporting seat (1) rotates and connects, external screw thread (9) are seted up in pivot (7), movable plate (8) with external screw thread (9) threaded connection, movable plate (8) pass through the bearing with connecting rod (4) rotate and connect, first gear (11) fixed connection be in on pivot (7), second gear (12) through grafting mechanism with connecting rod (4) are connected, detector (13) fixed connection be in on second gear (12), first gear (11) with second gear (12) mesh mutually.

2. The device for detecting the water content of the soil for the geological exploration of the water conservancy project, as claimed in claim 1, wherein the plugging mechanism comprises a connecting plate (10), a connecting rib (14), a connecting shaft (15) and a limiting groove (21), the connecting plate (10) is rotatably connected with the rotating shaft (7) and the connecting shaft (15) through a bearing, one end of the connecting shaft (15) is fixedly connected with the second gear (12), the other end of the connecting shaft (15) is fixedly connected with the connecting rib (14), the limiting groove (21) is formed in the connecting rod (4), and the connecting rib (14) can be plugged in the limiting groove (21).

3. The device for detecting the water content of the soil for the geological exploration of the water conservancy project as claimed in claim 1, wherein the supporting seat (1) is of a U-shaped structure, and anti-skid grooves (2) are formed in the upper surface of the supporting seat (1).

4. The device for detecting the water content of the soil for the geological exploration of the water conservancy project as claimed in claim 1, wherein the lower end of the connecting rod (4) is fixedly connected with a helical blade (5).

5. The device for detecting the water content of the soil for the geological exploration of the water conservancy project as claimed in claim 1, wherein a rotating mechanism is arranged on the rotating shaft (7).

6. The device for detecting the water content of the soil for the geological exploration of the water conservancy project, as recited in claim 5, wherein the rotating mechanism comprises a rubber sleeve (16), a rotating rod (17), a fastening bolt (19) and a connecting sleeve (20), the connecting sleeve (20) is fixedly connected to the rotating shaft (7), the rotating rod (17) is inserted into the connecting sleeve (20), the fastening bolt (19) penetrates through the connecting sleeve (20) to abut against the rotating rod (17), the rubber sleeve (16) is fixedly connected to one end of the rotating rod (17), and the outer diameter of the rubber sleeve (16) is larger than the inner diameter of the connecting sleeve (20).

7. The device for detecting the water content of the soil for the geological exploration of the water conservancy project as recited in claim 6, wherein a limiting block (18) is fixedly connected to the other end of the rotating rod (17), the limiting block (18) is circular, and the diameter of the limiting block (18) is larger than the inner diameter of the connecting sleeve (20).

Background

Soil moisture content determination refers to the quantitative determination of various liquid water contents in soil. Sometimes ice and part of mineral crystal water are included, and can be generally divided into two main categories, namely sampling method and in-situ measurement method. The sampling method is to measure the water content of the soil sample after sampling in the field, and the in-situ measurement method is to directly measure the water content of the soil in the field by using an instrument device. When adopting the instrument to detect the water content of soil, the condition of drought hardening can appear when the surface of soil, leads to when detecting soil, is difficult to insert the detecting head of detector into earth, has increased the degree of difficulty when detecting. Therefore, we provide a soil water content detection device for hydraulic engineering geological exploration.

Disclosure of Invention

The invention aims to solve the problem that in the prior art, when the outer surface of the land is dry and hardened, a detection head of a detector is difficult to insert into soil, and the detection difficulty is increased, and provides a soil water content detection device for water conservancy project geological exploration.

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

the soil water content detection device for the water conservancy engineering geological exploration comprises a supporting seat, wherein a connecting rod is connected to the supporting seat through an adjusting mechanism, a through hole is formed in the supporting seat, the connecting rod extends out of the through hole and is fixedly connected with a detection head, a detector is fixedly connected to the adjusting mechanism, and the detector is connected with the detection head through a conducting wire;

adjustment mechanism includes pivot, movable plate, external screw thread, first gear, second gear, the pivot pass through the bearing with the supporting seat rotates to be connected, the external screw thread is seted up in the pivot, the movable plate with external screw thread threaded connection, the movable plate pass through the bearing with the connecting rod rotates to be connected, first gear fixed connection be in the pivot, the second gear through grafting mechanism with the connecting rod is connected, detector fixed connection be in on the second gear, first gear with the second gear meshes mutually.

Preferably, the inserting mechanism comprises a connecting plate, a connecting edge, a connecting shaft and a limiting groove, the connecting plate is rotatably connected with the rotating shaft and the connecting shaft through a bearing, one end of the connecting shaft is fixedly connected with the second gear, the other end of the connecting shaft is fixedly connected with the connecting edge, the limiting groove is formed in the connecting rod, and the connecting edge can be inserted into the limiting groove.

Preferably, the supporting seat is of a U-shaped structure, and the upper surface of the supporting seat is provided with anti-skidding grooves.

Preferably, the lower end of the connecting rod is fixedly connected with a helical blade.

Preferably, a rotating mechanism is arranged on the rotating shaft.

Preferably, the rotating mechanism comprises a rubber sleeve, a rotating rod, a fastening bolt and a connecting sleeve, the connecting sleeve is fixedly connected to the rotating shaft, the rotating rod is inserted into the connecting sleeve, the fastening bolt penetrates through the connecting sleeve in a threaded manner and is abutted against the rotating rod, the rubber sleeve is fixedly connected to one end of the rotating rod, and the outer diameter of the rubber sleeve is larger than the inner diameter of the connecting sleeve.

Preferably, the other end of the rotating rod is fixedly connected with a limiting block, the limiting block is circular, and the diameter of the limiting block is larger than the inner diameter of the connecting sleeve.

The invention provides a soil water content detection device for hydraulic engineering geological exploration, which has the beneficial effects that: the position of the movable plate on the external thread is adjusted through rotating the rotating shaft, so that the detecting head is driven to move downwards, and the first gear and the second gear play a role in transmission, so that the detecting head is driven to rotate when moving downwards, and the detecting head is guaranteed to be inserted into the dry and solid hardened ground to detect soil moisture.

Drawings

FIG. 1 is a first perspective view of a soil moisture content detection device for hydraulic engineering geological exploration, according to the present invention;

FIG. 2 is a second perspective view of the soil moisture content detection device for hydraulic engineering geological exploration according to the present invention;

FIG. 3 is a third perspective view of the soil moisture content detection device for hydraulic engineering geological exploration, according to the present invention;

FIG. 4 is a front view of the soil moisture content detection device for hydraulic engineering geological exploration according to the present invention;

fig. 5 is an enlarged view of a portion a in fig. 1 of the soil water content detection device for hydraulic engineering geological exploration, which is provided by the invention.

In the figure: the device comprises a supporting seat 1, an anti-skidding groove 2, a through hole 3, a connecting rod 4, a helical blade 5, a detecting head 6, a rotating shaft 7, a moving plate 8, an external thread 9, a connecting plate 10, a first gear 11, a second gear 12, a detector 13, a connecting edge 14, a connecting shaft 15, a rubber sleeve 16, a rotating rod 17, a limiting block 18, a fastening bolt 19, a connecting sleeve 20 and a limiting groove 21.

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.

Example 1

Referring to fig. 1-4, a soil water content detection device for hydraulic engineering geological survey, includes supporting seat 1, is connected with connecting rod 4 through adjustment mechanism on the supporting seat 1, has seted up through-hole 3 on the supporting seat 1, and connecting rod 4 extends through-hole 3 fixedly connected with detecting head 6, the last fixedly connected with detector 13 of adjustment mechanism, and detector 13 is connected with detecting head 6 through the wire, through inserting detecting head 6 underground, detects the moisture of soil through detector 13.

The adjusting mechanism comprises a rotating shaft 7, a moving plate 8, an external thread 9, a first gear 11 and a second gear 12, the rotating shaft 7 is rotatably connected with the supporting seat 1 through bearings, the bearings are all thrust ball bearings so as to carry out axial force load, the external thread 9 is arranged on the rotating shaft 7, the moving plate 8 is in threaded connection with the external thread 9, the moving plate 8 is rotatably connected with the connecting rod 4 through the bearings, the first gear 11 is fixedly connected on the rotating shaft 7, the second gear 12 is connected with the connecting rod 4 through a plugging mechanism, the detector 13 is fixedly connected on the second gear 12, the first gear 11 is meshed with the second gear 12, when the detector head 6 is inserted underground, the position of the moving plate 8 on the external thread 9 is adjusted through rotating the rotating shaft 7, so that the connecting rod 4 is driven to move, when the detector head 6 is inserted underground, a downward force is applied to the detector 6, and the first gear 11 is driven to rotate when the rotating shaft 7 rotates, will drive second gear 12 and rotate, make detecting head 6 when carrying out the downward movement, drive detecting head 6 and rotate to guaranteed to insert detecting head 6 into the solid sclerosis ground of doing, carried out soil moisture's detection.

Grafting mechanism includes connecting plate 10, connect the arris 14, connecting axle 15, spacing groove 21, connecting plate 10 passes through bearing and pivot 7, connecting axle 15 rotates to be connected, 15 one ends of connecting axle and second gear 12 fixed connection, 15 other end fixedly connected with of connecting axle connects arris 14, spacing groove 21 is seted up on connecting rod 4, connect arris 14 can peg graft in spacing groove 21, cooperate with spacing groove 21 through adopting to connect arris 14, when second gear 12 rotates, drive connecting rod 4 and rotate, when connecting rod 4 removes simultaneously, will adjust the position of connecting arris 14 in spacing groove 21.

Supporting seat 1 is the U-shaped structure, and anti-skidding groove 2 has all been seted up to the upper surface of supporting seat 1, through the design in anti-skidding groove 2 to increase frictional force when trampling the foot on anti-skidding groove 2, prevent the condition of skidding to appear.

When examining, through putting the foot on supporting seat 1 and rotating pivot 7, will adjust the position of movable plate 8 on external thread 9, thereby drive connecting rod 4 and remove, make detecting head 6 receive when inserting the underground, receive a decurrent power, drive first gear 11 and rotate when pivot 7 rotates simultaneously, will drive second gear 12 and rotate, make detecting head 6 when carrying out the downstream, drive detecting head 6 and rotate, thereby guaranteed to insert the ground of solid hardening futilely with detecting head 6, through observing the reading on the detector 13, detect the moisture of soil.

Example 2

Referring to fig. 5, as another preferred embodiment of the present invention, on the basis of embodiment 1, the lower end of the connecting rod 4 is fixedly connected with the helical blade 5, the rotating shaft 7 is provided with a rotating mechanism, the rotating mechanism includes a rubber sleeve 16, a rotating rod 17, a fastening bolt 19 and a connecting sleeve 20, the rotating shaft 7 is fixedly connected with the connecting sleeve 20, the rotating rod 17 is inserted into the connecting sleeve 20, the fastening bolt 19 penetrates through the connecting sleeve 20 in a threaded manner to abut against the rotating rod 17, one end of the rotating rod 17 is fixedly connected with the rubber sleeve 16, the outer diameter of the rubber sleeve 16 is larger than the inner diameter of the connecting sleeve 20, the position of the rotating rod 17 in the connecting sleeve 20 is adjusted, and the rotating rod is fixed by screwing the fastening bolt 20, which is beneficial to increase the moment arm when the rotating shaft 7 is rotated, so as to drive the rotating shaft 7 to rotate.

The other end fixedly connected with stopper 18 of bull stick 17, stopper 18 are circular, and the diameter of stopper 18 is greater than the internal diameter of adapter sleeve 20, through the design that adopts stopper 18 and rubber sleeve 16, plays spacing effect to bull stick 17, prevents that bull stick 17 from breaking away from adapter sleeve 20.

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.