CN211103093U

CN211103093U - Pavement crack polisher

Info

Publication number: CN211103093U
Application number: CN201921458304.7U
Authority: CN
Inventors: 于王均; 陶雪钢; 孙博乐; 梅银; 王磊; 陈艳
Original assignee: Hubei Chujiaoke Transportation Technology Co ltd
Current assignee: Hubei Chujiaoke Transportation Technology Co ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-07-28
Anticipated expiration: 2029-09-04

Abstract

The utility model discloses a pavement crack polisher, which comprises a polisher body; the forward driving component is arranged at the lower part of the machine body and provides driving force for the forward movement of the machine body; the grinding assembly is arranged at the lower part of the machine body and is used for grinding a road surface; and the electric pushing and pressing piece is connected with the polishing assembly and provides downward pushing and pressing force for the polishing assembly. The utility model provides a pavement crack polisher, during operation, the polishing component is pressed downwards through the electric pushing and pressing piece, the contact force between the polishing wheel and the pavement crack is enhanced, the crack polishing becomes more thorough, and the polishing effect is better; meanwhile, the forward driving assembly of the pavement crack polisher can enable the polisher to move automatically, so that the labor intensity of a user is reduced, and time and labor are saved.

Description

Pavement crack polisher

Technical Field

The utility model belongs to the technical field of the road surface is maintained, concretely relates to road surface crack polisher.

Background

After the asphalt pavement is used for a long time, a large number of fatigue cracks are generated on the pavement, and crack pouring treatment is needed for slight cracks. Before crack pouring, the crack surface is cleaned and polished to be 3-5cm thick, so that the crack pouring asphalt is firmly bonded with the original pavement. The traditional asphalt pavement grinding machine is large in grinding range, the grinding wheel is insufficient in contact force with the ground, grinding is not in place, and manpower is relied on to push the grinding machine, so that time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a road surface crack polisher that polishes effectually, can advance by oneself.

In order to solve the technical problem, the technical scheme of the utility model is that:

a pavement crack sander comprising:

a body;

the forward driving assembly is arranged at the lower part of the machine body and comprises a rotating shaft, a hub motor and a vacuum tire body, and two ends of the rotating shaft are connected with two opposite side walls of the machine body; the hub motor is arranged on the rotating shaft and provides driving force for the forward driving assembly; the vacuum tire body is sleeved on the rotating shaft and the outer side of the hub motor.

The grinding assembly is arranged at the lower part of the machine body and comprises a grinding wheel and a grinding driving motor; and

and the electric pushing and pressing piece is connected with the grinding assembly and provides downward pushing and pressing force for the grinding assembly.

Preferably, the sanding assembly further comprises a mounting bracket connected with the inner side wall of the body; the polishing wheel and the polishing driving motor are arranged on the mounting frame and used for polishing a road surface; the grinding driving motor and the grinding wheel are in transmission through a belt or a chain.

Preferably, the electric pushing part is an electric push rod, one end of the electric push rod is hinged to the inner side wall of the machine body, and the other end of the electric push rod is hinged to the mounting frame.

Preferably, the pavement crack polisher further includes a cleaning member provided at a lower portion of the machine body for cleaning a pavement.

Preferably, the pavement crack polisher further comprises a counterweight box arranged at the top of the machine body.

Preferably, the machine body is further provided with a plurality of vent holes.

Preferably, the pavement crack polisher further comprises a manual push rod connected to the outer side wall of the machine body.

Preferably, the pavement crack grinding machine further comprises a universal wheel assembly mounted on the lower portion of the machine body or the lower portion of the hand push rod.

Preferably, the universal wheel assembly comprises a support rod, a universal wheel and a spring damper, one end of the support rod is connected with the lower part of the machine body or the lower part of the hand push rod, the other end of the support rod is connected with the universal wheel, and the spring damper is sleeved on the support rod.

Preferably, the pavement crack polisher further comprises a battery case.

Compared with the prior art, the utility model discloses a technological effect mainly embodies: according to the pavement crack polisher in the scheme, when the pavement crack polisher works, the polishing assembly is pressed downwards through the electric pushing and pressing piece, so that the contact force between the polishing wheel and a pavement crack is enhanced, the crack is polished more thoroughly, and the polishing effect is better; meanwhile, the forward driving assembly of the pavement crack polisher can enable the polisher to move automatically, so that the labor intensity of a user is reduced, and time and labor are saved.

Drawings

Fig. 1 is a schematic side structure view of a pavement crack polisher provided by the present invention;

fig. 2 is a schematic view of an internal structure of a pavement crack polisher provided by the present invention;

fig. 3 is a schematic structural diagram of a universal wheel assembly provided by the present invention.

The cleaning machine comprises a machine body 100, a machine body 200, a forward driving assembly 300, a cleaning component 400, a polishing assembly 500, a counterweight box 600, a manual push rod 700, a battery box 800, a universal wheel assembly 900, an electric pushing piece 110, a vent hole 210, a rotating shaft 220, a hub motor 230, a vacuum tire body 410, a mounting frame 420, a polishing wheel 430, a polishing driving motor 810, a supporting rod 820, a universal wheel 830 and a spring shock absorber.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model provides a pair of pavement crack polisher, as shown in fig. 1, fig. 2, fig. 3, including organism 100, the drive assembly 200 that moves ahead, the subassembly 400 of polishing and electronic bulldozing piece 900. The body 100 is formed by bending and welding steel plates, and can play a role in protection. The forward driving assembly 200 is disposed at the lower portion of the machine body 100 to provide a driving force for forward movement of the machine body 100, and the forward driving assembly 200 includes a rotating shaft 210, a hub motor 220, and a vacuum tire body 230. Two ends of the rotating shaft 210 are connected to two opposite side walls of the machine body 100, the in-wheel motor 220 is disposed on the rotating shaft 210, and the vacuum tire body 230 is sleeved outside the rotating shaft 210 and the in-wheel motor 220. The driving assembly 200 integrates a power device, a transmission device and a braking device into a same hub, and when the driving assembly is powered on, the hub motor 220 can drive the vacuum tire body 230 to rotate so as to drive the grinding machine to automatically advance. The grinding assembly 400 is arranged at the lower part of the machine body 100, and comprises a grinding wheel 420 and a grinding driving motor 430 for grinding a road surface; a powered pusher element 900 is coupled to the sharpening assembly 400 to provide a downward pushing force to the sharpening assembly 400. In the power-on operation process of the grinding machine, the forward driving assembly 200 drives the machine body 100 to automatically advance, meanwhile, the grinding assembly 400 starts to grind the road surface, and the grinding wheel 420 is forced to be in close contact with the road surface under the action of the downward pushing force of the electric pushing and pressing piece 900, so that the grinding assembly 400 can achieve the grinding depth of the road surface in place, and the grinding effect is improved.

The utility model discloses a pavement crack polisher, during operation, through electronic bulldozing piece 900 compress tightly down grinding wheel 420, strengthened the contact force of grinding wheel 420 and pavement crack, make the crack polish more thoroughly, polish the effect better; meanwhile, the forward driving assembly 200 of the pavement crack polisher can enable the polisher to move automatically, so that the labor intensity of a user is reduced, and time and labor are saved.

Preferably, the grinding assembly 400 further includes a mounting bracket 410, and the mounting bracket 410 is connected to the inner side wall of the machine body 100 by welding; the polishing wheel 420 is arranged on the mounting frame 410 and is used for polishing a road surface; a grinding driving motor 430 is also arranged on the mounting frame 100 and is used for driving the grinding wheel 420 to rotate; the sanding drive motor 430 and the sanding wheel 420 may be driven by a belt or chain. The mounting bracket 410 is formed by welding steel plates and is used for fixedly mounting the polishing wheel 420 and the polishing driving motor 430, during work, the polishing driving motor 430 drives the polishing wheel 420 to rotate through a belt or a chain for polishing, the outer layer of the polishing wheel 420 is a steel wire brush layer, and pavement cracks can be continuously polished on the steel wire brush layer during rotation.

Preferably, the electric pushing element 900 is an electric push rod, one end of which is hinged to the inner sidewall of the machine body 100, and the other end of which is hinged to the mounting frame 410. The electric push rod is a ball screw type electric push rod, and when the electric push rod is electrified, the push rod extends out to push the grinding wheel 420 to press downwards so that the grinding wheel clings to the ground.

Preferably, the pavement crack polisher further includes a cleaning member 300 provided at a lower portion of the machine body 100 for cleaning the pavement. The cleaning member 300 may be a nylon cleaning brush, the top of the cleaning brush is welded to the lower portion of the machine body 100, and the cleaning brush is located at the front side of the grinding assembly 400, so that when the grinding machine moves forward, the cleaning brush can clean the impurities on the road surface, thereby facilitating the subsequent grinding work.

Preferably, the pavement crack sander further includes a weight box 500 provided at the top of the machine body 100. The welding of counter weight box 500 at the top of organism 100, it is formed by the welding of bending of iron sheet metal for place the cement balancing weight to increase the dead weight of polisher, make the polisher can laminate on the road surface, further promote the effect of polishing.

Preferably, the machine body 100 is further provided with a plurality of ventilation holes 110 for dissipating heat from the rotating parts inside the sander when the sander is in operation, so as to prevent the internal temperature of the sander from being too high and causing operation failure.

Preferably, the pavement crack polisher further includes a manual push rod 600 connected to an outer sidewall of the machine body 100. The manual push rod 600 is arranged to be convenient for a person to hold the sander, and can be used for manually pushing the sander to move forwards when the sander is powered off.

Preferably, the pavement crack polisher further includes a universal wheel assembly 800 installed at the lower portion of the machine body 100 or at the lower portion of the manual push rod 600. The universal wheel assembly 800 may allow the sander to more easily adjust the direction of travel.

More preferably, the universal wheel assembly 800 includes a rotating shaft 810, a universal wheel 820, and a spring damper 830. One end of the shaft 810 is connected to the lower portion of the body 100 or the lower portion of the manual push rod 600, the other end is connected to the universal wheel 820, and the spring damper 830 is sleeved on the shaft 810. The shaft 810 shown in fig. 1 is connected to the lower portion of the manual push rod 600, and the spring damper 830 has a damping function to filter the vibration generated when the universal wheel 820 rotates, thereby facilitating a more stable operation of the sander.

Preferably, the pavement crack grinding machine further comprises a battery case 700 for accommodating a storage battery, and when the pavement crack grinding machine cannot be directly powered by the power supply, the power can be supplied by the storage battery installed in the battery case 700. The battery box may be mounted on the machine body 100 or on a manual push rod 600 connected to the machine body.

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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A pavement crack polisher, comprising:

a body;

the forward driving assembly is arranged at the lower part of the machine body and comprises a rotating shaft, a hub motor and a vacuum tire body, and two ends of the rotating shaft are connected with two opposite side walls of the machine body; the hub motor is arranged on the rotating shaft and provides driving force for the forward driving assembly; the vacuum tire body is sleeved outside the rotating shaft and the hub motor;

2. The pavement crack sander as set forth in claim 1, wherein the sanding assembly further comprises a mounting bracket, the mounting bracket being attached to an interior sidewall of the housing; the polishing wheel and the polishing driving motor are arranged on the mounting frame and used for polishing a road surface; the grinding driving motor and the grinding wheel are in transmission through a belt or a chain.

3. The pavement crack sander as set forth in claim 2, wherein the electric pushing member is an electric push rod, one end of the electric push rod is hinged to the inner side wall of the machine body, and the other end of the electric push rod is hinged to the mounting frame.

4. The machine for grinding pavement cracks according to any one of claims 1 to 3, further comprising a cleaning member provided at a lower portion of said machine body for cleaning a pavement.

5. The pavement crack sander as set forth in claim 4, further comprising a weight box disposed on top of the machine body.

6. The pavement crack sander as set forth in claim 5, wherein a plurality of vent holes are further provided in said body.

7. The pavement crack sander as set forth in claim 6, further comprising a manual push rod attached to the outer side wall of the machine body.

8. The pavement crack sander as set forth in claim 7, further comprising a universal wheel assembly mounted to a lower portion of the housing or to a lower portion of the manual push rod.

9. The pavement crack sander as set forth in claim 8, wherein said universal wheel assembly comprises a support rod, a universal wheel and a spring damper, one end of said support rod is connected to said lower body or said lower hand push rod, the other end is connected to said universal wheel, and said spring damper is sleeved on said support rod.

10. The pavement crack sander as set forth in claim 1, further comprising a battery case.