CN213013838U

CN213013838U - Road surface cutting device is used in highway construction

Info

Publication number: CN213013838U
Application number: CN202021623850.4U
Authority: CN
Inventors: 石涛
Original assignee: Guangdong Fengcheng Construction Engineering Co ltd
Current assignee: Guangdong Fengcheng Construction Engineering Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-20
Anticipated expiration: 2030-08-07

Abstract

The utility model belongs to the technical field of highway construction, especially, be a road surface cutting device for highway construction, to the road surface cutting device structure of highway construction in prior art complicated, and work efficiency is low, the operation of being not convenient for is used to lead to the barren rock to splash easily when cutting the road surface, there is the problem of certain potential safety hazard, present following scheme is proposed, and it includes the L template, the top fixed mounting of L template has the support, and the top of support is rotated and is installed the worm, and the one end of worm extends to one side and the fixed mounting of L template and has the handle, and the bottom of installing two threaded rods is rotated at the top of L template, and the top of two threaded rods all extends to the top and the fixed mounting of support has the worm wheel, and the worm meshes with two worm wheels mutually. The utility model has the advantages of reasonable design, easy operation is convenient for cut the road surface, and can appear that the barren rock splashes and injures staff's problem when cutting the road surface through keeping off the frame is effectual.

Description

Road surface cutting device is used in highway construction

Technical Field

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

Background

Highway tunnel engineering is a judicious choice of mountain highways. The tunnel construction facilities are continuously improved, so that the construction progress of the tunnel engineering is fast, the capability of overcoming unfavorable geological phenomena is strong, if compared with the open cut cutting engineering or the winding cutting engineering, the tunnel engineering is beneficial to landscape development, the environmental pollution is less, the absolute engineering quantity is less, the construction progress is less interfered by natural climate, the maintenance engineering cost after the vehicle is built and the like, and the effects of engineering cost saving and good social benefit can be achieved.

However, the road surface cutting device for road construction in the prior art has a complex structure, low working efficiency and inconvenient operation and use, and easily causes waste rocks to splash when cutting a road surface, so that certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the road construction road surface cutting device structure complicacy among the prior art, and work efficiency is low, the operation of being not convenient for is used to lead to the barren rock to splash easily when cutting the road surface, there is the shortcoming of certain potential safety hazard, and the road surface cutting device for the road construction who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a road surface cutting device for highway construction, including the L template, the top fixed mounting of L template has the support, the top of support is rotated and is installed the worm, the one end of worm extends to one side and the fixed mounting of L template has the handle, the top of L template is rotated and is installed the bottom of two threaded rods, the top of two threaded rods all extends to the top and the fixed mounting of support has the worm wheel, the worm meshes with two worm wheels mutually, same backup pad is installed to the outside screw thread of two threaded rods, backup pad sliding connection is in the support, the bottom fixed mounting of backup pad has the fixed plate, the front side fixed mounting of fixed plate has the safety cover, fixed mounting has the motor on the bottom inner wall of safety cover, the output shaft of motor extends to the front side and the fixed mounting of safety cover has the cutting knife, the bottom.

Preferably, the four corners of the bottom of the L-shaped plate are fixedly provided with universal wheels, and one side of the L-shaped plate is fixedly provided with a handrail, so that the device is convenient to move.

Preferably, a baffle is fixedly mounted on one side of the top of the support, and the other end of the worm is rotatably connected to the baffle, so that the rod worm can be conveniently rotatably mounted.

Preferably, the outer ring of the bearing is fixedly mounted on the inner wall of the top of the support, and the threaded rod is fixedly sleeved with the inner ring of the bearing and is convenient to rotate and mount.

Preferably, two threaded holes are formed in the inner side of the supporting plate, and the two threaded rods are connected to the inner side of the supporting plate through the corresponding threaded holes in a threaded mode, so that the two threaded rods are conveniently connected with the supporting plate in a threaded mode.

Preferably, the opening is formed in the inner side of the L-shaped plate, and the cutting knife is located on the inner side of the opening, so that the cutting knife can move conveniently.

In the utility model, a road surface cutting device for highway construction, through rotating handle and driving motor, make the handle drive the worm and rotate, and through the meshing transmission of worm and two worm wheels, can drive two worm wheels and rotate, thereby can make two worm wheels drive two threaded rods and rotate, thereby can be through the threaded connection of two threaded rods and backup pad, can drive the backup pad and move downwards, thereby can make the backup pad drive the cutting knife and move downwards, make the cutting, and can drive the high rotation of cutting knife through the motor, thereby can cut the road surface through opening the downward movement of cutting knife, easy operation, convenient to operate and use, and can effectively avoid appearing the waste rock splash and injure staff's problem when cutting the road surface through the fender frame;

the utility model has the advantages of reasonable design, easy operation is convenient for cut the road surface, and can appear that the barren rock splashes and injures staff's problem when cutting the road surface through keeping off the frame is effectual.

Drawings

Fig. 1 is a schematic structural view of a road surface cutting device for road construction according to the present invention;

fig. 2 is a schematic structural view of a portion a of the road surface cutting device for road construction according to the present invention;

fig. 3 is the utility model provides a side-looking structural schematic of fixed plate, safety cover, motor and cutting knife of road surface cutting device for highway construction.

In the figure: 1. an L-shaped plate; 2. a universal wheel; 3. a handrail; 4. a support; 5. a worm; 6. a handle; 7. a threaded rod; 8. a worm gear; 9. a support plate; 10. a fixing plate; 11. a protective cover; 12. a motor; 13. a cutting knife; 14. an opening; 15. and a blocking frame.

Detailed Description

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

Referring to fig. 1-3, a road surface cutting device for highway construction comprises an L-shaped plate 1, a support 4 is fixedly installed at the top of the L-shaped plate 1, a worm 5 is rotatably installed at the top of the support 4, one end of the worm 5 extends to one side of the L-shaped plate 1 and is fixedly provided with a handle 6, the top of the L-shaped plate 1 is rotatably installed at the bottom of two threaded rods 7, the top ends of the two threaded rods 7 extend to the upper side of the support 4 and are fixedly provided with worm wheels 8, the worm 5 is meshed with the two worm wheels 8, the outer side threads of the two threaded rods 7 are provided with a same support plate 9, the support plate 9 is slidably connected in the support 4, the bottom of the support plate 9 is fixedly provided with a fixed plate 10, the front side of the fixed plate 10 is fixedly provided with a protective cover 11, the inner wall of the bottom of, the bottom of the L-shaped plate 1 is fixedly provided with a blocking frame 15, and the cutting knife 13 is positioned on the inner side of the blocking frame 15.

Equal fixed mounting in bottom four corners of L template 1 has universal wheel 2, one side fixed mounting of L template 1 has handrail 3, the device's of being convenient for removal, top one side fixed mounting of support 4 has the baffle, the other end of worm 5 rotates and connects on the baffle, be convenient for rotate installation pole worm 5, fixed mounting has the outer lane of bearing on the top inner wall of support 4, threaded rod 7 cup joints with the inner circle of bearing is fixed, be convenient for rotate installation threaded rod 7, two screw holes have been seted up to the inboard of backup pad 9, two threaded rod 7 are through corresponding screw hole threaded connection in the inboard of backup pad 9, be convenient for say two threaded rod 7 and backup pad 9 threaded connection, opening 14 has been seted up to L template 1's inboard, cutting knife 13 is located opening 14's inboard, be convenient for.

In the utility model, when in use, the device can be pushed to move on the road by the handrail 3 and the four universal wheels 2, when the road needs to be cut, the handle 6 can be rotated to drive the worm 5 to rotate, and the worm 5 and the two worm wheels 8 can be driven to rotate by the meshing transmission of the worm 5 and the two worm wheels 8, so that the two worm wheels 8 can drive the two threaded rods 7 to rotate, thereby the supporting plate 9 can be driven to move downwards by the threaded connection of the two threaded rods 7 and the supporting plate 9, thereby the supporting plate 9 can be driven to drive the cutting knife 13 to move downwards, the cutting knife 13 can be driven to rotate highly by the motor 12, thereby the road can be cut by the downward movement of the cutting knife 13 through the opening 14, the operation is simple, the operation and the use are convenient, and the problem that the working personnel are injured by smashing stones when the road is cut can be effectively avoided by the baffle frame 15, and the motor 12 can be protected to a certain extent by the protective cover 11.

Claims

1. The utility model provides a road surface cutting device for highway construction, including L template (1), a serial communication port, the top fixed mounting of L template (1) has support (4), the top of support (4) is rotated and is installed worm (5), the one end of worm (5) extends to one side of L template (1) and fixed mounting has handle (6), the top of L template (1) is rotated and is installed the bottom of two threaded rods (7), the top of two threaded rods (7) all extends to the top of support (4) and fixed mounting has worm wheel (8), worm (5) and two worm wheel (8) mesh mutually, same backup pad (9) is installed to the outside screw thread of two threaded rods (7), backup pad (9) sliding connection is in support (4), the bottom fixed mounting of backup pad (9) has fixed plate (10), the front side fixed mounting of fixed plate (10) has safety cover (11), the motor (12) is fixedly mounted on the inner wall of the bottom of the protective cover (11), the output shaft of the motor (12) extends to the front side of the protective cover (11) and is fixedly provided with a cutting knife (13), the bottom of the L-shaped plate (1) is fixedly provided with a blocking frame (15), and the cutting knife (13) is located on the inner side of the blocking frame (15).

2. The road surface cutting device for road construction according to claim 1, wherein four corners of the bottom of the L-shaped plate (1) are fixedly provided with universal wheels (2), and one side of the L-shaped plate (1) is fixedly provided with a handrail (3).

3. The road surface cutting device for road construction according to claim 1, wherein a baffle is fixedly installed on one side of the top of the bracket (4), and the other end of the worm (5) is rotatably connected to the baffle.

4. The road surface cutting device for road construction according to claim 1, wherein the inner wall of the top of the bracket (4) is fixedly provided with an outer ring of a bearing, and the threaded rod (7) is fixedly sleeved with an inner ring of the bearing.

5. The road surface cutting device for road construction according to claim 1, wherein the inner side of the support plate (9) is provided with two threaded holes, and the two threaded rods (7) are in threaded connection with the inner side of the support plate (9) through the corresponding threaded holes.

6. The road surface cutting device for road construction according to claim 1, wherein the inner side of the L-shaped plate (1) is provided with an opening (14), and the cutting knife (13) is positioned at the inner side of the opening (14).