CN213896696U

CN213896696U - Joint cutting device is used in road surface construction

Info

Publication number: CN213896696U
Application number: CN202022934421.5U
Authority: CN
Inventors: 吕艳辉; 齐鹏; 王宇
Original assignee: Tianjin Road And Bridge Construction Engineering Co ltd
Current assignee: Tianjin Road And Bridge Construction Engineering Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-06
Anticipated expiration: 2030-12-09

Abstract

A joint cutting device for road pavement construction comprises a base and a protective box arranged above the base; the movable mounting frame that is provided with of protecting box, the mounting frame internal rotation is provided with cutting blade, the mounting frame top is provided with the movable plate, it is provided with the connecting plate to rotate on the movable plate, be provided with the lead screw along horizontal rotation in the protecting box, seted up the slide opening along its length direction on the connecting plate, it is provided with the movable block to slide in the slide opening, set up on the movable block with the outside screw thread matched with screw hole of lead screw, the both sides of movable block all are provided with the bull stick, the movable block passes through the bull stick and is connected with the connecting plate rotation, be provided with the storage water tank in the protecting box, be provided with the water pump in the storage water tank, the output of water pump is connected with the water pipe, the other end connection water spray mechanism of water pipe. The utility model is simple in operation, can conveniently cut the cutting cut of the different degree of depth, promote the flexibility that the device used, spray water to cutting blade one side through the shower nozzle, reduced the pollution of dust to operational environment.

Description

Joint cutting device is used in road surface construction

Technical Field

The utility model relates to a joint-cutting equipment technical field especially relates to a joint-cutting device is used in road surface construction.

Background

Municipal road surface will appear damaged after using for a period of time because of various reasons, along with the continuous deepening of damaged degree, will influence the current efficiency of municipal road slightly, will lead to the emergence of traffic accident seriously, is great potential safety hazard, therefore municipal related department needs repair damaged municipal road.

Most of the existing lancing devices adopt pneumatic or hydraulic devices for lifting, the mechanisms are heavy and influence the movement of the lancing device, and dust generated by the lancing device in use has great influence on the surrounding environment.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a joint-cutting device is used in road surface construction, the utility model is simple in operation, can conveniently cut the cutting cut of the different degree of depth, promote the flexibility that the device used, spray water to cutting blade one side through the shower nozzle, reduced the pollution of dust to operational environment.

(II) technical scheme

The utility model provides a joint cutting device for road pavement construction, which comprises a base and a protective box arranged above the base; the lower end surface of the base is provided with a plurality of universal wheels, the protective box is movably provided with an installation frame, a cutting blade is arranged in the installation frame in a rotating manner, the installation frame is provided with a motor for driving the cutting blade to rotate, the base is provided with an opening for the installation frame to penetrate through, the top of the installation frame is provided with a movable plate, a plurality of first damping mechanisms are arranged between the movable plate and the installation frame, the front side and the back side of the movable plate and the front side and the back side of the installation frame are both fixedly provided with first slide bars, the inner wall of the protective box is provided with second slide grooves for the first slide bars to slide, the movable plate is rotatably provided with a connecting plate, the end part of the connecting plate is provided with second slide bars, the inner wall of the front side and the back side of the protective box is both transversely provided with first slide grooves for the second slide bars to slide, the protective box is internally provided with a lead screw in a transverse rotating manner, the connecting plate is provided with a slide hole in the length direction, and a movable block is arranged in the slide hole, set up on the movable block with the outside screw thread matched with screw hole of lead screw, the both sides of movable block all are provided with the bull stick, and the movable block passes through the bull stick to be connected with the connecting plate rotation, are provided with the storage water tank in the guard box, are provided with the water pump in the storage water tank, and the output of water pump is connected with the water pipe, and the other end of water pipe is connected with water spray mechanism.

Preferably, the water spraying mechanism comprises a spray head and a spray nozzle, the spray head is communicated with the other end of the water pipe, and the spray nozzle is arranged on the spray head and the output end of the spray nozzle faces one side of the cutting blade.

Preferably, the first damping mechanism comprises a fixed rod, a first spring and a limiting plate, the fixed rod is arranged on the installation frame, the top end of the fixed rod penetrates through the moving plate and is connected with the limiting plate, the first spring is sleeved on the fixed rod, and two ends of the first spring are respectively abutted against the installation frame and the moving plate.

Preferably, the both sides of installing frame all are provided with the draw runner along vertical direction, and set up on the base and supply the gliding rectangle mouth of draw runner, are provided with second damper in the rectangle mouth, and second damper includes elastic block and second spring, and the elastic block slides and sets up in the rectangle mouth and its one side offsets tightly with the draw runner, and the second spring setting is connected with elastic block and base respectively in the rectangle mouth and its both ends.

Preferably, the inner bottom end of the first chute is provided with a cushion pad.

Preferably, a push rod is arranged on the base.

Preferably, a turntable used for driving the screw rod to rotate is arranged on the outer side of the protective box.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the connecting plate is rotated by rotating the screw rod, and then the connecting plate drives the moving plate hinged with the connecting plate to move up and down, so that the cutting blade is driven to lift, cutting seams with different depths can be conveniently cut, the use flexibility of the device is improved, and the device is simple in structure and convenient to operate; the water is conveyed into the spray head by the water pump and then is sprayed out to one side of the cutting blade by the nozzle, so that the pollution of dust to the working environment is reduced; the first damping mechanism and the second damping mechanism can be used for damping and buffering the cutting blade, so that the damage of the cutting blade caused by vibration is avoided; the universal wheel that sets up can be convenient for remove labour saving and time saving to the device.

Drawings

Fig. 1 is the utility model provides a road surface construction is with joint-cutting device's schematic structure.

Fig. 2 is the utility model provides a road surface construction is with seam cutting device in base and installing frame relation of structure schematic diagram.

Fig. 3 is the utility model provides a road surface construction is with joint-cutting device intermediate junction plate and movable block relation of structure's schematic diagram.

Fig. 4 is an enlarged schematic view of a portion a of fig. 1.

Fig. 5 is an enlarged schematic structural view at B of fig. 2.

Reference numerals: 1. a protective box; 2. a base; 3. a push rod; 4. a universal wheel; 5. a water storage tank; 6. a cutting blade; 7. installing a frame; 8. moving the plate; 9. a connecting plate; 10. a screw rod; 11. a turntable; 12. fixing the rod; 13. a first chute; 14. a cushion pad; 15. a water pump; 16. a spray head; 17. a water pipe; 18. a nozzle; 19. a second chute; 20. a first spring; 21. a limiting plate; 22. a slide bar; 23. a first slide bar; 24. an elastic block; 25. a rectangular opening; 26. a second spring; 27. a slide hole; 28. a moving block; 29. a threaded hole; 30. a rotating rod; 31. a second slide bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the joint cutting device for road pavement construction provided by the present invention comprises a base 2 and a protection box 1 disposed above the base 2; a plurality of universal wheels 4 are installed on the lower end face of a base 2, an installation frame 7 is movably arranged in a protection box 1, a cutting blade 6 is rotatably arranged in the installation frame 7, a motor for driving the cutting blade 6 to rotate is arranged on the installation frame 7, an opening for the installation frame 7 to penetrate through is formed in the base 2, a movable plate 8 is arranged at the top of the installation frame 7, a plurality of first damping mechanisms are arranged between the movable plate 8 and the installation frame 7, first sliding rods 23 are fixedly arranged on the front side and the rear side of the movable plate 8 and the front side and the rear side of the installation frame 7, a second sliding groove 19 for the first sliding rod 23 to slide is formed in the inner wall of the protection box 1, a connecting plate 9 is rotatably arranged on the movable plate 8, a second sliding rod 31 is arranged at the end part of the connecting plate 9, first sliding grooves 13 for the second sliding rod 31 to slide are transversely formed in the inner walls of the front side and the rear side of the protection box 1, a lead screw 10 is transversely rotatably arranged in the protection box 1, a sliding hole 27 is formed in the connecting plate 9 along the length direction of the connecting plate, a moving block 28 is arranged in the sliding hole 27 in a sliding mode, a threaded hole 29 matched with external threads of the lead screw 10 is formed in the moving block 28, rotating rods 30 are arranged on two sides of the moving block 28, the moving block 28 is rotatably connected with the connecting plate 9 through the rotating rods 30, a water storage tank 5 is arranged in the protective box 1, a water pump 15 is arranged in the water storage tank 5, the output end of the water pump 15 is connected with a water pipe 17, and the other end of the water pipe 17 is connected with a water spraying mechanism.

In an alternative embodiment, the water spray mechanism includes a spray head 16 and a spray nozzle 18, the spray head 16 communicates with the other end of the water pipe 17, and the spray nozzle 18 is provided on the spray head 16 with its output end facing the side of the cutting blade 6.

It should be noted that, water is conveyed into the spray head 16 by the water pump 15 and then sprayed to the cutting blade 6 side by the nozzle 18, so that the generation of dust is reduced, and the working environment is prevented from being polluted by a large amount of dust.

In an alternative embodiment, the first damping mechanism includes a fixed rod 12, a first spring 20 and a limiting plate 21, the fixed rod 12 is disposed on the mounting frame 7, a top end of the fixed rod 12 penetrates the moving plate 8 and is connected to the limiting plate 21, the first spring 20 is sleeved on the fixed rod 12, and two ends of the first spring respectively abut against the mounting frame 7 and the moving plate 8.

It should be noted that the first damping mechanism is provided to damp and cushion the cutting blade 6 in the vertical direction, so as to prevent the cutting blade 6 from being damaged due to vibration.

In an optional embodiment, the two sides of the mounting frame 7 are both provided with the sliding bar 22 along the vertical direction, the base 2 is provided with a rectangular opening 25 for the sliding bar 22 to slide, a second damping mechanism is arranged in the rectangular opening 25, the second damping mechanism includes an elastic block 24 and a second spring 26, the elastic block 24 is arranged in the rectangular opening 25 in a sliding manner, one side surface of the elastic block abuts against the sliding bar 22, the second spring 26 is arranged in the rectangular opening 25, and two ends of the second spring are respectively connected with the elastic block 24 and the base 2.

It should be noted that, the mounting frame 7 is connected with the base 2 in a sliding manner through the sliding strip 22, so that the stability of the mounting frame 7 during sliding is improved; the second damping mechanism provided can damp the cutting blade 6 in the horizontal direction, and the damping effect on the cutting blade 6 is enhanced.

In an alternative embodiment, the inner bottom end of the first chute 13 is provided with a cushion 14.

It should be noted that the cushion pad 14 is provided to play a role of shock absorption and buffering for the second slide bar 31.

In an alternative embodiment, a push rod 3 is provided on the base 2.

It should be noted that a push rod 3 is provided for pushing the device to move.

In an alternative embodiment, a turntable 11 for driving the screw rod 10 to rotate is arranged outside the protective box 1.

The turntable 11 is provided to drive the screw rod 10 to rotate.

The utility model discloses in use, at first, move the device to appointed position through push rod 3, when needing to deepen the cutting depth of cutting blade 6, rotate carousel 11 earlier and drive lead screw 10 and rotate, lead screw 10 rotates and drives movable block 28 again and move to storage water tank 5 one side, make the top of connecting plate 9 along lateral shifting, connecting plate 9 drives movable plate 8, installing frame 7 and cutting blade 6 simultaneously downstream in the rotation process, make cutting blade 6 can cut deeper cutting seam under the drive of motor, meanwhile, can start water pump 15 and work, water pump 15 draws the water in storage water tank 5 into shower nozzle 16 through water pipe 17, and spout to cutting blade 6 one side through nozzle 18, the pollution that the dust caused the environment has been reduced, the first damper who sets up is used for carrying out the shock attenuation buffering in the vertical direction to cutting blade 6, the second damper who sets up can carry out the ascending shock attenuation buffering of horizontal direction to cutting blade 6, has further strengthened the shock attenuation effect to cutting blade 6, has prolonged cutting blade 6's life.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The joint cutting device for road pavement construction is characterized by comprising a base (2) and a protective box (1) arranged above the base (2); a plurality of universal wheels (4) are mounted on the lower end face of a base (2), an installation frame (7) is movably arranged in a protective box (1), a cutting blade (6) is rotatably arranged in the installation frame (7), a motor used for driving the cutting blade (6) to rotate is arranged on the installation frame (7), an opening through which the installation frame (7) penetrates is formed in the base (2), a movable plate (8) is arranged at the top of the installation frame (7), a plurality of first damping mechanisms are arranged between the movable plate (8) and the installation frame (7), first sliding rods (23) are fixedly arranged on the front side and the rear side of the movable plate (8) and the installation frame (7), a second sliding groove (19) for the first sliding rod (23) to slide is formed in the inner wall of the protective box (1), a connecting plate (9) is rotatably arranged on the movable plate (8), and a second sliding rod (31) is arranged at the end part of the connecting plate (9), the front side and the rear side of the protective box (1) are respectively provided with a first sliding chute (13) for the second sliding rod (31) to slide along the transverse direction, a lead screw (10) is arranged in the protective box (1) along the transverse rotation, a sliding hole (27) is formed in the connecting plate (9) along the length direction of the connecting plate, a moving block (28) is arranged in the sliding hole (27) in a sliding mode, a threaded hole (29) matched with the external thread of the lead screw (10) is formed in the moving block (28), rotating rods (30) are arranged on two sides of the moving block (28), the moving block (28) is rotatably connected with the connecting plate (9) through the rotating rods (30), a water storage tank (5) is arranged in the protective box (1), a water pump (15) is arranged in the water storage tank (5), the output end of the water pump (15) is connected with a water pipe (17), and the other end of the water pipe (17) is connected with a water spraying mechanism.

2. The slitting device for road surface construction according to claim 1, wherein the water spray mechanism includes a spray head (16) and a spray nozzle (18), the spray head (16) communicates with the other end of the water pipe (17), and the spray nozzle (18) is provided on the spray head (16) with its output end facing the cutting blade (6) side.

3. The joint cutting device for road pavement construction according to claim 1, wherein the first damping mechanism comprises a fixed rod (12), a first spring (20) and a limiting plate (21), the fixed rod (12) is disposed on the mounting frame (7), a top end of the fixed rod (12) penetrates through the moving plate (8) and is connected with the limiting plate (21), the first spring (20) is sleeved on the fixed rod (12) and two ends of the first spring respectively abut against the mounting frame (7) and the moving plate (8).

4. The joint cutting device for road pavement construction according to claim 1, wherein the two sides of the mounting frame (7) are provided with sliding strips (22) along the vertical direction, the base (2) is provided with a rectangular opening (25) for the sliding strips (22) to slide, a second damping mechanism is arranged in the rectangular opening (25), the second damping mechanism comprises an elastic block (24) and a second spring (26), the elastic block (24) is arranged in the rectangular opening (25) in a sliding manner, one side surface of the elastic block abuts against the sliding strips (22), the second spring (26) is arranged in the rectangular opening (25), and two ends of the second spring are respectively connected with the elastic block (24) and the base (2).

5. The slitting device for road pavement construction according to claim 1, wherein the inner bottom end of the first chute (13) is provided with a cushion pad (14).

6. The slitting device for road surface construction according to claim 1, wherein the base (2) is provided with a push rod (3).

7. The slitting device for road pavement construction according to claim 1, wherein a turntable (11) for driving the screw rod (10) to rotate is arranged outside the protection box (1).