1. The utility model provides a cement concrete pavement notching device for highway engineering, includes fixed plate (1), installation axle (15), fixed plate (1) top is equipped with adjusting part (2), fixed plate (1) bottom both sides all are equipped with coupling assembling (17), installation axle (15) are passed through coupling assembling (17) with fixed plate (1) is connected, its characterized in that: the mounting shaft (15) is provided with a key groove, a flat key (20) is arranged in the key groove, a plurality of notching knives (8) are sleeved on the mounting shaft (15), the notching knives (8) are in fit with the mounting shaft (15) and are in sliding connection with the flat key (20), positioning rings (16) are sleeved at the two ends of the mounting shaft (15) and are in threaded connection with the mounting shaft (15), one side end face of each positioning ring (16) is in fit with the flat key (20), a connecting piece is arranged between every two adjacent notching knives (8), the connecting piece is also arranged between each positioning ring (16) and the corresponding notching knives (8) and comprises a first inner tube (21) and a second inner tube (22), the first inner tube (21) and the second inner tube (22) are all sleeved on the mounting shaft (15), the first inner tube (21) and the mounting shaft (15) are in sliding connection with the flat key (20), the second inner cylinder (22) is connected with the mounting shaft (15) in a sliding manner through the flat key (20), one end of the first inner cylinder (21) is inserted into the second inner cylinder (22) and is connected with the second inner cylinder in a sliding manner, a first spring (23) is fixedly connected between the first inner cylinder (21) and the second inner cylinder (22), a first connecting ring (25) is sleeved on the first inner cylinder (21) and is rotationally connected with the first inner cylinder (22), a second connecting ring (24) is sleeved on one end of the second inner cylinder (22) and is rotationally connected with the second inner cylinder (22), a plurality of C-shaped clamps (26) are sleeved on the first inner cylinder (21), one side of one C-shaped clamp (26) is attached to the first connecting ring (25), the other C-shaped clamp (26) is attached to one side end face of the second inner cylinder (22), and auxiliary rods (18) are fixedly connected to one sides of the first connecting ring (25) and the second connecting ring (24), auxiliary rod (18) one end fixedly connected with guide block still includes protection casing (9), protection casing (9) with fixed plate (1) bottom fixed connection, the guide block with protection casing (9) sliding connection, guide block sliding connection direction with installation axle (15) axial is the same, auxiliary rod (18) are close to one side of grooving sword (8) is equipped with rubber strip (19), rubber strip (19) with grooving sword (8) laminating sets up.

2. The apparatus for grooving a cement concrete pavement for road engineering according to claim 1, wherein: coupling assembling (17) include mounting bracket (171), mounting bracket (171) with fixed plate (1) bottom fixed connection, mounting bracket (171) bottom is equipped with arc (172), arc (172) edge is equipped with a plurality of first through-holes, first through-hole interpolation is equipped with bolt (173), arc (172) with pass through between mounting bracket (171) bolt (173) are connected, arc (172) with one side that mounting bracket (171) are close to each other all is equipped with the standing groove, installation axle (15) both ends all are equipped with bearing (174), bearing (174) outer lane is arranged in the standing groove, the one end fixedly connected with drive assembly (7) of installation axle (15).

3. The apparatus for grooving a cement concrete pavement for road engineering according to claim 2, wherein: the driving component (7) comprises a mounting disc (76), the mounting disc (76) is fixedly connected with one end of the mounting shaft (15), the axial direction of the mounting disc (76) is the same as the axial direction of the mounting shaft (15), the mounting plate is provided with a plurality of second through holes which are uniformly distributed along the axial direction, a plurality of positioning bolts (173) (75) are inserted in the second through hole, one end of the mounting disc (76) is provided with a first belt pulley (74), the first pulley (74) is connected with the mounting plate (76) through the positioning bolts (173) (75), the first belt pulley (74) is engaged with a transmission belt (73), the transmission belt (73) is also engaged with a second belt pulley (72), the end surface of one side of the second belt pulley (72) is fixedly connected with an output shaft of a motor (71), the motor (71) is arranged at the top of the fixing plate (1) and fixedly connected with the fixing plate.

4. The apparatus for grooving a cement concrete pavement for road engineering according to claim 3, wherein: one side of the transmission belt (73), which is far away from the first belt pulley (74) and the second belt pulley (72), is provided with a belt tightening pulley (30) in a fitting manner, the belt tightening pulley (30) is rotatably connected with an installation seat (27), the top of the installation seat (27) is fixedly connected with a guide rod (29), the top end of the guide rod (29) is sleeved with a sleeve (28) which is in sliding connection with the sleeve (28), the top of the sleeve (28) is fixedly connected with the fixing plate (1), the top end of the guide rod (29) is fixedly connected with a limiting ring (31), the limiting ring (31) is arranged in the sleeve (28) and is in sliding connection with the sleeve (28), a second spring (33) is arranged in the sleeve (28), two ends of the second spring (33) are respectively fixedly connected with the top of the limiting ring (31) and the top of the inner side of the sleeve (28), and the sleeve (28) and the limiting ring (31) are both provided with positioning holes (32), and pins are inserted into the positioning holes (32).

5. The apparatus for grooving a cement concrete pavement for road engineering according to claim 1, wherein: the adjusting component (2) comprises a base (209), a threaded rod (204) is inserted on the base (209), the bottom end of the threaded rod (204) penetrates through the base (209) and the fixed plate (1) and is fixedly connected with a plurality of telescopic rods (210) between the base (209) and the fixed plate (1), the threaded rod (204) is slidably connected with the base (209), a limit groove (205) is axially formed in the threaded rod (204), a limit block is slidably connected with the limit groove (205) and is fixedly connected with the base (209), a worm wheel (211) is sleeved on the threaded rod (204), the worm wheel (211) is in threaded connection with the threaded rod (204), the bottom side of the worm wheel (211) is rotatably connected with the base (209), a worm (206) is meshed with the worm wheel (211), and two ends of the worm (206) are both provided with fixed blocks (207), fixed block (207) with threaded rod (204) rotate to be connected just fixed block (207) with base (209) fixed connection, threaded rod (204) one end is run through fixed block (207) fixedly connected with rocking handle (208).

6. The apparatus for grooving cement concrete pavement for road engineering according to claim 5, wherein: threaded rod (204) top fixedly connected with instructs piece (203), the cover is equipped with and instructs cover (201) on threaded rod (204), threaded rod (204) with instruct cover (201) sliding connection, instruct piece (203) to arrange in instruct in cover (201) and both sliding connection, instruct cover (201) with base (209) top fixed connection, instruct cover (201) one side opening setting, it is equipped with scale mark (202) to instruct cover (201) opening one side.

7. The apparatus for grooving a cement concrete pavement for road engineering according to claim 1, wherein: the improved water-saving device is characterized in that a water delivery pipe (13) is arranged at the bottom of the fixing plate (1), a plurality of fixing frames are sleeved on the water delivery pipe (13), the fixing frames are fixedly connected with the fixing plate (1), the water delivery pipe (13) is fixedly connected with the fixing frames, a plurality of atomizing nozzles (14) are movably connected on the water delivery pipe (13), a water pump is fixedly connected with one end of the water delivery pipe (13), the water pump is arranged in the water tank (12), and the water tank (12) is arranged on the fixing plate (1) and fixedly connected with the fixing plate and the water tank.

8. The apparatus for grooving a cement concrete pavement for road engineering according to claim 1, wherein: the novel toothbrush is characterized in that a rubber plate (10) is fixedly connected to the bottom of the protective cover (9), and a plurality of uniformly distributed bristles (11) are fixedly connected to the bottom of the rubber plate (10).

9. The apparatus for grooving on cement concrete pavement for road engineering according to claim 6, wherein: equal fixedly connected with supporting leg (3) in base (209) bottom edge department, it is adjacent swing joint has backplate (4) between supporting leg (3), and one of them is right supporting leg (3) bottom fixedly connected with gyro wheel (5), another is right supporting leg (3) bottom fixedly connected with universal wheel (6).

Background

The highway engineering refers to the work of investigation, measurement, design, construction, maintenance, management and the like of a highway structure. The highway engineering structure includes: the cement concrete road surface grooving method has the advantages that roadbed, road surface, bridge, culvert, tunnel, drainage system, safety protection facility, greening and traffic monitoring facility, house, workshop and other service facilities used for construction, maintenance and monitoring are more and more widely applied to cement concrete road surface grooving when the road is laid, and the longitudinal grooving not only can effectively reduce the noise of the tire road surface, but also can effectively reduce the probability of vehicle sideslip; the horizontal grooving accelerates the road surface drainage speed, increases the friction coefficient of vehicle tire and road, consequently, along with the development of cement concrete road, more and more roads need be grooved, and along with the development of technique, has proposed higher requirement to the surface grooving of cement concrete road moreover.

The above prior art solution has the following drawbacks: when the distance between the notching knives is adjusted, the process of the existing device is troublesome and inconvenient to use.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cement concrete pavement grooving device for highway engineering, which has the advantages of being convenient for adjusting the distance between grooving cutters and cleaning the surfaces of the grooving cutters.

The above object of the present invention is achieved by the following technical solutions:

a cement concrete pavement grooving device for highway engineering comprises a fixed plate and an installation shaft, wherein an adjusting assembly is arranged at the top of the fixed plate, connecting assemblies are arranged on two sides of the bottom of the fixed plate respectively, the installation shaft is connected with the fixed plate through the connecting assemblies, a key groove is formed in the installation shaft, a flat key is arranged in the key groove, a plurality of grooving knives are sleeved on the installation shaft, the grooving knives are in sliding connection with the installation shaft and the flat key, positioning rings are sleeved at two ends of the installation shaft and are in threaded connection with the installation shaft, one side end face of each positioning ring is in fit arrangement with the flat key, connecting pieces are arranged between every two adjacent grooving knives and are also arranged between the positioning rings and the grooving knives, each connecting piece comprises a first inner tube and a second inner tube, and the first inner tube and the second inner tube are sleeved on the installation shaft, the first inner cylinder is connected with the installation shaft through the flat key in a sliding manner, the second inner cylinder is connected with the installation shaft through the flat key in a sliding manner, one end of the first inner cylinder is inserted into the second inner cylinder and is connected with the second inner cylinder in a sliding manner, a first spring is fixedly connected between the first inner cylinder and the second inner cylinder, the first inner cylinder is sleeved with a first connecting ring and is rotationally connected with the first connecting ring and the second connecting ring, one end of the second inner cylinder is sleeved with a second connecting ring and is rotationally connected with the second connecting ring, the first inner cylinder is sleeved with a plurality of C-shaped clamps, one side of one C-shaped clamp is attached to the first connecting ring, the other C-shaped clamp is attached to one side end face of the second inner cylinder, auxiliary rods are fixedly connected to one sides of the first connecting ring and the second connecting ring, a guide block is fixedly connected to one end of each auxiliary rod, and the protective cover is further included, the protection casing with fixed plate bottom fixed connection, the guide block with protection casing sliding connection, guide block sliding connection direction with installation axle axial is the same, the auxiliary rod is close to one side of grooving sword is equipped with the rubber strip, the rubber strip with the laminating of grooving sword sets up.

By adopting the technical scheme, the arranged adjusting assembly is convenient for adjusting the depth of the notch groove; the arranged connecting assembly is convenient for connecting the grooving tool with the fixing plate; the flat key and the key groove are arranged, so that the grooving tool can be conveniently arranged on the mounting shaft, and the grooving tool and the mounting shaft can be ensured not to rotate relatively; the first inner cylinder and the second inner cylinder are arranged and are in sliding connection with the mounting shaft, and a first spring is arranged between the first inner cylinder and the second inner cylinder, so that the first inner cylinder and the second inner cylinder can be always abutted against a limiting ring or a grooving cutter, and a C-shaped clamp can be conveniently mounted on the first inner cylinder; the arranged first connecting ring is convenient for fixing the position of the C-shaped card; the arranged first connecting ring and the second connecting ring are convenient to match with the auxiliary rod, so that the rubber strip can clean mud on the surface of the grooving tool; the protection casing that sets up is convenient for block splashing that the grooving process produced.

The present invention in a preferred example may be further configured to: coupling assembling includes the mounting bracket, the mounting bracket with fixed plate bottom fixed connection, the mounting bracket bottom is equipped with the arc, arc edge is equipped with a plurality of first through-holes, the interpolation of first through-hole is equipped with the bolt, the arc with pass through between the mounting bracket bolted connection, the arc with one side that the mounting bracket is close to each other all is equipped with the standing groove, the installation axle both ends all are equipped with the bearing, the bearing inner race is arranged in the standing groove, the one end fixedly connected with drive assembly of installation axle.

By adopting the technical scheme, the installation frame and the arc-shaped plate are convenient for fixing the position of the installation shaft; the arranged bolts are convenient for connecting the arc-shaped plate with the mounting frame and disassembling the arc-shaped plate and the mounting frame, and the grooving tool on the mounting shaft is convenient to replace; the arranged placing groove is convenient for placing the bearing and rotating the mounting shaft; the drive assembly who sets up is convenient for drive installation axle and rotates.

The present invention in a preferred example may be further configured to: the drive assembly includes the mounting disc, the mounting disc with installation axle one end fixed connection, the mounting disc axial with installation axle axial is the same, a plurality of evenly distributed's second through hole is seted up along the axial to the mounting panel, it is equipped with a plurality of positioning bolt to insert in the second through hole, mounting disc one end is equipped with first belt pulley, first belt pulley with the mounting disc passes through positioning bolt connects, first belt pulley meshing has the drive belt, the drive belt still meshes there is the second belt pulley, second belt pulley side end face fixedly connected with motor output shaft, the motor is arranged in fixed plate top and both fixed connection.

By adopting the technical scheme, the installation shaft and the first belt pulley can be conveniently connected by the installation disc; the positioning bolt is arranged to facilitate the connection of the mounting disc and the first belt pulley; the first belt pulley, the second belt pulley and the transmission belt are arranged, so that when the grooving tool is clamped, the transmission belt and the first belt pulley slip, and the grooving tool is protected; the motor that sets up is convenient for provide power for the second belt pulley.

The present invention in a preferred example may be further configured to: the drive belt is kept away from one side laminating of first belt pulley, second belt pulley is provided with tight band pulley, tight band pulley rotates and is connected with the mount pad, mount pad top fixedly connected with guide arm, the cover of guide arm top is equipped with sleeve and both sliding connection, the sleeve top with fixed plate fixed connection, guide arm top fixedly connected with spacing ring, the spacing ring is arranged in the sleeve and both sliding connection, be equipped with the second spring in the sleeve, the second spring both ends respectively with the spacing ring top the inboard top fixed connection of sleeve, the sleeve the locating hole has all been seted up on the spacing ring, the locating hole interpolation is equipped with the pin.

By adopting the technical scheme, the arranged belt tightening wheel is convenient for improving the transmission efficiency among the first belt pulley, the second belt pulley and the transmission belt, so that the transmission efficiency is highest; the guide rod is connected with the sleeve in a sliding manner, and the second spring is arranged in the sleeve, so that the belt tightening wheel and the transmission belt are always in a butting state, and the transmission efficiency among the transmission belt, the first belt pulley and the second belt pulley is ensured; all set up the locating hole on sleeve and spacing ring for when the tight band pulley of installation, it is more convenient.

The present invention in a preferred example may be further configured to: the adjusting part comprises a base, a threaded rod is inserted on the base, the threaded rod bottom is run through the base with fixed plate fixed connection, the base with a plurality of telescopic links of fixedly connected with between the fixed plate, the threaded rod with base sliding connection, just the threaded rod has seted up the spacing groove along the axial, sliding connection has the stopper in the spacing groove, the stopper with base fixed connection, the cover is equipped with the worm wheel on the threaded rod, the worm wheel with threaded rod threaded connection, the worm wheel bottom side with the base rotates to be connected, the worm wheel meshing has the worm, the worm both ends all overlap and are equipped with the fixed block, the fixed block with the threaded rod rotate to be connected just the fixed block with base fixed connection, threaded rod one end runs through fixed block fixedly connected with rocking handle.

By adopting the technical scheme, the arranged threaded rod is in sliding connection with the base and in threaded connection with the worm wheel, so that the worm drives the worm wheel to rotate by driving the worm, the worm wheel can further drive the threaded rod, and the threaded rod slides on the base, namely is lifted; the telescopic rod is arranged to increase the stability between the fixed plate and the base; the arranged limiting groove and the limiting block are convenient for increasing the stability of the sliding process of the base and the threaded rod and avoiding relative rotation of the base and the threaded rod; the worm wheel and the worm that set up possess higher precision and possess good auto-lock performance, can ensure the accuracy nature of adjusting the grooving degree of depth process.

The present invention in a preferred example may be further configured to: the top end of the threaded rod is fixedly connected with an indicating block, an indicating sleeve is sleeved on the threaded rod, the threaded rod is connected with the indicating sleeve in a sliding mode, the indicating block is arranged in the indicating sleeve and is connected with the indicating sleeve in a sliding mode, the indicating sleeve is fixedly connected with the top of the base, an opening in one side of the indicating sleeve is arranged, and scale marks are arranged on one side of the opening of the indicating sleeve.

Through adopting above-mentioned technical scheme, the instruction piece that sets up is convenient for cooperate and is instructed cover and scale mark and observe the lift volume at the in-process that the threaded rod goes up and down to accurate control grooving degree of depth.

The present invention in a preferred example may be further configured to: the improved water-saving device is characterized in that a water delivery pipe is arranged at the bottom of the fixing plate, a plurality of fixing frames are sleeved on the water delivery pipe, the fixing frames are fixedly connected with the fixing plate, the water delivery pipe is fixedly connected with the fixing frames, a plurality of atomizing spray heads are movably connected onto the water delivery pipe, a water pump is fixedly connected to one end of the water delivery pipe, the water pump is arranged in the water tank, and the water tank is arranged on the fixing plate and fixedly connected with the fixing plate and the water tank.

Through adopting above-mentioned technical scheme, the raceway of setting is convenient for communicate water pump and atomizer to atomizer can cool down the notching cutter through the water in the water tank, can carry out the dust fall to the dust that the notching in-process produced simultaneously and handle.

The present invention in a preferred example may be further configured to: the protective cover is characterized in that a rubber plate is fixedly connected to the bottom of the protective cover, and a plurality of uniformly distributed bristles are fixedly connected to the bottom of the rubber plate.

Through adopting above-mentioned technical scheme, the rubber slab that sets up is convenient for strike off the dust of the concrete road surface after the grooving is accomplished, and the brush hair that sets up is convenient for carry out simple clearance with the dust in the inslot after the grooving is accomplished.

The present invention in a preferred example may be further configured to: the base bottom equal fixedly connected with supporting leg in corner department, it is adjacent swing joint has the backplate between the supporting leg, one of them is right supporting leg bottom fixedly connected with gyro wheel, another is right supporting leg bottom fixedly connected with universal wheel.

By adopting the technical scheme, the arranged supporting legs are convenient for mounting the roller wheels and the universal wheels; the arranged roller is convenient for moving the device; the universal wheel is arranged, so that the grooving direction of the device can be converted while the device is moved.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the arranged adjusting component is convenient for adjusting the depth of the notch; the arranged connecting assembly is convenient for connecting the grooving tool with the fixing plate; the flat key and the key groove are arranged, so that the grooving tool can be conveniently arranged on the mounting shaft, and the grooving tool and the mounting shaft can be ensured not to rotate relatively; the first inner cylinder and the second inner cylinder are arranged and are in sliding connection with the mounting shaft, and a first spring is arranged between the first inner cylinder and the second inner cylinder, so that the first inner cylinder and the second inner cylinder can be always abutted against a limiting ring or a grooving cutter, and a C-shaped clamp can be conveniently mounted on the first inner cylinder; the arranged first connecting ring is convenient for fixing the position of the C-shaped card; the arranged first connecting ring and the second connecting ring are convenient to match with the auxiliary rod, so that the rubber strip can clean mud on the surface of the grooving tool; the arranged protective cover is convenient for blocking splashing generated in the grooving process;

2. the installation frame and the arc-shaped plate are arranged to fix the position of the installation shaft conveniently; the arranged bolts are convenient for connecting the arc-shaped plate with the mounting frame and disassembling the arc-shaped plate and the mounting frame, and the grooving tool on the mounting shaft is convenient to replace; the arranged placing groove is convenient for placing the bearing and rotating the mounting shaft; the driving assembly is arranged to drive the mounting shaft to rotate conveniently;

3. the installation shaft is convenient to be connected with the first belt pulley by the installation disc; the positioning bolt is arranged to facilitate the connection of the mounting disc and the first belt pulley; the first belt pulley, the second belt pulley and the transmission belt are arranged, so that when the grooving tool is clamped, the transmission belt and the first belt pulley slip, and the grooving tool is protected; the motor that sets up is convenient for provide power for the second belt pulley.

Drawings

FIG. 1 is a first perspective view of the overall construction of the present invention;

FIG. 2 is a top view at A of FIG. 1;

FIG. 3 is a schematic view of the internal structure at B in FIG. 2;

FIG. 4 is a schematic diagram of a type C card configuration;

FIG. 5 is a second perspective view of the overall construction of the present invention; .

FIG. 6 is a third perspective view of the overall construction of the present invention;

FIG. 7 is a schematic view of the internal structure at C in FIG. 1;

fig. 8 is a fourth perspective view of the overall structure of the present invention.

Reference numerals: 1. a fixing plate; 2. an adjustment assembly; 201. an indicating sleeve; 202. scale lines; 203. an indication block; 204. a threaded rod; 205. a limiting groove; 206. a worm; 207. a fixed block; 208. a rocking handle; 209. a base; 210. a telescopic rod; 211. a worm gear; 3. supporting legs; 4. a guard plate; 5. a roller; 6. a universal wheel; 7. a drive assembly; 71. a motor; 72. a second pulley; 73. a transmission belt; 74. a first pulley; 75. positioning the bolt; 76. mounting a disc; 8. a grooving cutter; 9. a protective cover; 10. a rubber plate; 11. brushing; 12. a water tank; 13. a water delivery pipe; 14. an atomizing spray head; 15. installing a shaft; 16. a positioning ring; 17. a connecting assembly; 171. a mounting frame; 172. an arc-shaped plate; 173. a bolt; 174. a bearing; 18. an auxiliary lever; 19. a rubber strip; 20. a flat bond; 21. a first inner cylinder; 22. a second inner barrel; 23. a first spring; 24. a second connection ring; 25. a first connecting ring; 26. a type C card; 27. a mounting seat; 28. a sleeve; 29. a guide bar; 30. a belt tightening wheel; 31. a limiting ring; 32. positioning holes; 33. a second spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the concrete pavement grooving apparatus for road engineering disclosed by the present invention comprises a fixing plate 1 and an installation shaft 15, wherein an adjusting assembly 2 is arranged on the top of the fixing plate 1, connection assemblies 17 are arranged on both sides of the bottom of the fixing plate 1, the installation shaft 15 is connected with the fixing plate 1 through the connection assemblies 17, as shown in fig. 3, a key groove is arranged on the installation shaft 15, a flat key 20 is arranged in the key groove, the flat key 20 is a guiding flat key, the guiding flat key is in bolt connection with the installation shaft 15, a bolt 173 used for bolt connection is a countersunk bolt, a plurality of grooving cutters 8 are sleeved on the installation shaft 15, the grooving cutters 8 are in sliding connection with the installation shaft 15 and the flat key 20, positioning rings 16 are sleeved on both ends of the installation shaft 15, the positioning rings 16 are in threaded connection with the installation shaft 15, one side end surfaces of the positioning rings 16 are attached to the flat key 20, and connecting members are arranged between adjacent grooving cutters 8, and a connecting piece is also arranged between the positioning ring 16 and the slotting cutter 8, the connecting piece comprises a first inner cylinder 21 and a second inner cylinder 22, the first inner cylinder 21 and the second inner cylinder 22 are both sleeved on the mounting shaft 15, the first inner cylinder 21 and the mounting shaft 15 are connected with each other in a sliding way through a flat key 20, the second inner cylinder 22 and the mounting shaft 15 are connected with each other in a sliding way through a flat key 20, one end of the first inner cylinder 21 is inserted into the second inner cylinder 22 and is connected with the second inner cylinder 22 in a sliding way, a first spring 23 is fixedly connected between the first inner cylinder 21 and the second inner cylinder 22, the first spring 23 is always in a compressed state, a first connecting ring 25 is sleeved on the first inner cylinder 21 and is connected with the first connecting ring 25 in a rotating way, one end of the second inner cylinder 22 is sleeved with a second connecting ring 24 and is connected with the second connecting ring 24 in a rotating way, as shown in figure 4, a plurality of C-shaped clamps 26 are sleeved on the first inner cylinder 21, the C-shaped clamps 26 are made of elastic materials, such as spring steel, the C-shaped card 26 can be conveniently clamped on and taken down from the first inner cylinder 21; one of them C type card 26 one side and the laminating setting of first connecting ring 25, another C type card 26 and the laminating setting of second inner tube 22 one side terminal surface, first connecting ring 25 and the equal fixedly connected with auxiliary rod 18 in second connecting ring 24 one side, auxiliary rod 18 one end fixedly connected with guide block, the guide block is not shown in the figure, still include protection casing 9, protection casing 9 and fixed plate 1 bottom fixed connection, the guide block and protection casing 9 sliding connection, guide block sliding connection direction is the same with installation axle 15 axial, one side that auxiliary rod 18 is close to grooving sword 8 is equipped with rubber strip 19, be equipped with the groove that can hold rubber strip 19 on the auxiliary rod 18, and belong to interference fit between rubber strip 19 and the groove, rubber strip 19 and the laminating setting of grooving sword 8.

As shown in fig. 5, the connecting assembly 17 includes a mounting bracket 171, the mounting bracket 171 is fixedly connected to the bottom of the fixed plate 1, an arc plate 172 is disposed at the bottom of the mounting bracket 171, a plurality of first through holes are disposed at corners of the arc plate 172, bolts 173 are inserted into the first through holes, the arc plate 172 is connected to the mounting bracket 171 through bolts, a placing groove is disposed on one side of the arc plate 172 close to the mounting bracket 171, bearings 174 are disposed at two ends of the mounting shaft 15, an outer ring of the bearing 174 is disposed in the placing groove, the bearing 174 is a ball bearing 174, the specific model is not required, the outer ring of the bearing 174 is in interference fit with the placing groove, an inner ring of the bearing 174 is in interference fit with the mounting shaft 15, and a driving assembly 7 is fixedly connected to one end of the mounting shaft 15.

As shown in fig. 1 and 6, the driving assembly 7 includes a mounting disc 76, the mounting disc 76 is fixedly connected with one end of the mounting shaft 15, the axial direction of the mounting disc 76 is the same as the axial direction of the mounting shaft 15, a plurality of uniformly distributed second through holes are formed in the mounting plate along the axial direction, a plurality of positioning bolts 17375 are inserted in the second through holes, a first belt pulley 74 is arranged at one end of the mounting disc 76, the first belt pulley 74 is connected with the mounting disc 76 through the positioning bolts 17375, a transmission belt 73 is meshed with the first belt pulley 74, the transmission belt 73 is further meshed with a second belt pulley 72, the transmission belt 73 is a V-shaped belt, an output shaft of a motor 71 is fixedly connected to one side end face of the second belt pulley 72, and the motor 71 is arranged at the top of the fixing plate 1 and fixedly connected with the fixing plate.

As shown in fig. 1 and 7, a belt tightening wheel 30 is disposed on one side of the transmission belt 73 away from the first belt pulley 74 and the second belt pulley 72 in a fitting manner, the belt tightening wheel 30 is rotatably connected with the mounting seat 27, the top of the mounting seat 27 is fixedly connected with the guide rod 29, the top of the guide rod 29 is sleeved with the sleeve 28 and is in sliding connection with the sleeve 28, the top of the sleeve 28 is fixedly connected with the fixing plate 1, the top of the guide rod 29 is fixedly connected with the limiting ring 31, the limiting ring 31 is disposed in the sleeve 28 and is in sliding connection with the sleeve 28, the sleeve 28 is internally provided with the second spring 33, two ends of the second spring 33 are respectively fixedly connected with the top of the limiting ring 31 and the top of the inner side of the sleeve 28, when the guide rod 29 is not subjected to an external force, the second spring 33 is in a compression state, the sleeve 28 and the limiting ring 31 are both provided with positioning holes 32, and pins are inserted into the positioning holes 32, which are not shown in the figure.

As shown in fig. 1 and 8, the adjusting assembly 2 includes a base 209, a threaded rod 204 is inserted on the base 209, the bottom end of the threaded rod 204 penetrates through the base 209 to be fixedly connected with the fixing plate 1, a plurality of telescopic rods 210 are fixedly connected between the base 209 and the fixing plate 1, the threaded rod 204 is slidably connected with the base 209, and threaded rod 204 has seted up spacing groove 205 along the axial, sliding connection has the stopper in spacing groove 205, the stopper is not shown in the figure, stopper and base 209 fixed connection, the cover is equipped with worm wheel 211 on the threaded rod 204, worm wheel 211 and threaded rod 204 threaded connection, the worm wheel 211 bottom side is rotated with base 209 and is connected, worm wheel 211 meshes has worm 206, worm wheel 211 worm 206 meshing satisfies the transmission demand can, worm 206 both ends all overlap and are equipped with fixed block 207, fixed block 207 rotates with threaded rod 204 to be connected and fixed block 207 and base 209 fixed connection, threaded rod 204 one end runs through fixed block 207 fixedly connected with rocking handle 208.

As shown in fig. 1 and 8, an indication block 203 is fixedly connected to the top end of a threaded rod 204, an indication sleeve 201 is sleeved on the threaded rod 204, the threaded rod 204 is slidably connected with the indication sleeve 201, the indication block 203 is arranged in the indication sleeve 201 and slidably connected with the indication sleeve 201, the indication sleeve 201 is fixedly connected with the top of a base 209, an opening on one side of the indication sleeve 201 is arranged, and a scale mark 202 is arranged on one side of the opening of the indication sleeve 201.

As shown in fig. 1, a water pipe 13 is disposed at the bottom of the fixing plate 1, a plurality of fixing frames are sleeved on the water pipe 13, the fixing frames are fixedly connected with the fixing plate 1, the water pipe 13 is fixedly connected with the fixing frames, a plurality of atomizing nozzles 14 are movably connected to the water pipe 13, a water pump is fixedly connected to one end of the water pipe 13, the water pump is not shown in the figure, the water pump is disposed in the water tank 12, and the water tank 12 is disposed on the fixing plate 1 and is fixedly connected to the fixing frame and the water tank.

As shown in fig. 1 and 5, a rubber plate 10 is fixedly connected to the bottom of the protective cover 9, and a plurality of bristles 11 are uniformly distributed and fixedly connected to the bottom of the rubber plate 10.

As shown in FIG. 1, the bottom corners of the base 209 are fixedly connected with supporting legs 3, a guard plate 4 is movably connected between the adjacent supporting legs 3, the movable connection mode is bolt connection, rollers 5 are fixedly connected to the bottoms of one pair of the supporting legs 3, and universal wheels 6 are fixedly connected to the bottoms of the other pair of the supporting legs 3.

The implementation principle of the embodiment is as follows: when the grooving tool is used, the base 209 is pushed, the grooving direction of the device is adjusted through the roller 5 and the universal wheel 6 at the bottom of the base 209, the motor 71 is started, the motor 71 drives the second belt pulley 72 to rotate, the second belt pulley 72 drives the first belt pulley 74 to rotate through the transmission belt 73, the mounting disc 76 connected with the first belt pulley 74 is made to rotate, the mounting shaft 15 is further made to rotate, the grooving tool 8 on the mounting shaft 15 can rotate due to the rotation of the mounting shaft 15, the rocking handle 208 is shaken, the worm 206 drives the worm wheel 211 to rotate, the worm wheel 211 is sleeved on the threaded rod 204 and is in threaded connection with the threaded rod 204, and the threaded rod 204 slides on the base 209 under the driving of the worm wheel 211, so that the position height of the whole fixing plate 1 can be adjusted, and the grooving depth; the pushing device can be used for grooving on the concrete pavement, and when the generated dust is large or the temperature of the grooving cutter 8 is too high, the water pump can be driven to spray the water in the water tank 12 to the grooving cutter 8 and the vicinity of the grooving cutter 8 from the atomizing nozzle 14 through the water delivery pipe 13; when the distance between the slotting tools 8 needs to be adjusted, the guard plate 4 can be removed, the rocking handle 208 is shaken, the worm 206 drives the worm wheel 211 to rotate, the worm wheel 211 is sleeved on the threaded rod 204 and is in threaded connection with the threaded rod 204, so that the threaded rod 204 slides on the base 209 under the driving of the worm wheel 211, the position height of the fixing plate 1 is convenient to adjust the distance between the slotting tools 8, the C-shaped card 26 on the first inner cylinder 21 is taken out, the slotting tool 8 at another position is stirred to enable the exposed part of the first inner cylinder 21 on the second inner cylinder 22 to be lengthened under the tension of the first spring 23 between the first inner cylinder 21 and the second inner cylinder 22 adjacent to the slotting tool, and then the taken-out C-shaped card 26 is clamped in the exposed part of the first inner cylinder 21; during the grooving process, when mud exists on the surface of the grooving cutter 8, the rubber strip 19 on the auxiliary rod 18 can scrape the mud.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.