CN218951922U

CN218951922U - Highway road surface breaker

Info

Publication number: CN218951922U
Application number: CN202223201288.8U
Authority: CN
Inventors: 冯冉杰
Original assignee: Prospect & Design Branch Company Sichuan Road & Bridge Group Co ltd
Current assignee: Prospect & Design Branch Company Sichuan Road & Bridge Group Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-02
Anticipated expiration: 2032-11-30

Abstract

The utility model provides a highway pavement crusher. The highway pavement crusher comprises a shell, wherein the bottom of the shell is provided with an opening; the hydraulic cylinder is fixedly arranged at the top of the shell and extends into the shell; the mounting seat is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder; the impact heads are fixedly arranged at the bottom of the mounting seat; four wheel brackets, four wheel brackets set up respectively the both sides of casing. The highway pavement crusher provided by the utility model has the advantages that the pavement can be cut before impact crushing, so that the pavement is divided, the pavement is crushed more easily, the crushed fragments have smaller volume, the subsequent cleaning is convenient, the dust overflow can be reduced, and the pollution of the dust to the construction environment is reduced.

Description

Highway road surface breaker

Technical Field

The utility model relates to the technical field of pavement restoration, in particular to a highway pavement crusher.

Background

In urban road maintenance, for some old roads, road surfaces are usually required to be renovated, damaged road surfaces are required to be crushed by using a road surface crusher, and then the road surfaces are cleaned and then new road surfaces are paved. In the construction process of renewing the road surface, a road surface crusher is a common construction device, and a plurality of hydraulic cylinders are used for driving impact heads to impact the road surface so as to crush the road surface.

However, the existing pavement crusher is generally large in size, and when repairing and renewing some narrow old roads or highway pavement with local small areas, pavement crushing construction is difficult to carry out on site; in addition, the traditional pavement crusher can generate dust when crushing the pavement, so that the construction environment is polluted, and the health of workers is not facilitated.

Accordingly, there is a need to provide a new highway pavement breaker that solves the above-mentioned technical problems.

Disclosure of Invention

The utility model solves the technical problem of providing the highway pavement crusher which can cut the pavement before impact crushing the pavement, so that the pavement is easy to crush, the crushed fragments have smaller volume, the subsequent cleaning is convenient, the dust overflow can be reduced, and the pollution of the dust to the construction environment is reduced.

In order to solve the technical problems, the highway pavement crusher provided by the utility model comprises: the bottom of the shell is provided with an opening; the hydraulic cylinder is fixedly arranged at the top of the shell and extends into the shell; the mounting seat is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder; the impact heads are fixedly arranged at the bottom of the mounting seat; the four wheel brackets are respectively arranged at two sides of the shell, and the four wheel brackets are respectively provided with a movable wheel in a rotating way; the cutting mechanism is used for dividing the pavement and is arranged on the shell; the two lifting mechanisms are respectively arranged at two sides of the shell; the dust fall mechanism is arranged on the shell.

Preferably, the cutting mechanism comprises a rotating shaft, a plurality of cutting saw blades, a small diesel engine and two belt pulleys, wherein the rotating shaft is rotatably installed on the inner walls of two sides of the shell, one end of the rotating shaft extends out of the shell, the cutting saw blades are fixedly sleeved on the rotating shaft, the cutting saw blades are fixedly arranged at intervals, the small diesel engine is fixedly installed at the top of the shell, the two belt pulleys are fixedly installed on the output shaft of the small diesel engine and one end of the rotating shaft respectively, and the two belt pulleys are wound with belts.

Preferably, the lifting mechanism comprises two supporting seats, a screw rod, two limiting rods, lifting seats and a rotating handle, wherein the two supporting seats are fixedly installed on one side of the shell, the screw rod is rotatably installed on the two supporting seats, the two limiting rods are fixedly installed between the two supporting seats, the lifting seats are sleeved with threads on the screw rod, the lifting seats are slidably sleeved with the two limiting rods, the rotating handle is fixedly installed on the top end of the screw rod, and the lifting seats are fixedly connected with corresponding two wheel brackets.

Preferably, the dust fall mechanism comprises a water pump, a water outlet pipe, an annular pipe, a plurality of atomizing nozzles and a water tank, wherein the water pump is fixedly arranged at the top of the shell, the water outlet pipe is fixedly arranged at the water outlet end of the water pump, the annular pipe is sleeved on the outer wall of the shell, the annular pipe is fixedly connected with the shell, the bottom end of the water outlet pipe is fixedly connected with the annular pipe, the water outlet pipe is communicated with the annular pipe, the atomizing nozzles are fixedly arranged on the annular pipe, the water tank is fixedly arranged on the inner wall of the top of the shell, the top of the water tank is provided with an opening, the water inlet end of the water pump is fixedly connected with a water inlet pipe, and the bottom end of the water inlet pipe extends into the water tank.

Preferably, a water adding hopper is fixedly arranged at the top of the shell, and the bottom end of the water adding hopper extends into the shell.

Preferably, a pushing handle is fixedly arranged on one side of the shell, and an anti-skid sleeve is sleeved on the pushing handle.

Compared with the related art, the highway pavement crusher provided by the utility model has the following structure

The beneficial effects are that:

the utility model provides a highway pavement crusher, which comprises:

1. the crusher can be moved by matching the shell, the hydraulic cylinder, the mounting seat, the impact head, the wheel bracket, the moving wheels, the two lifting mechanisms and the cutting mechanism, and the pavement can be cut first before impact crushing, so that the pavement is divided, the pavement can be crushed more easily when the impact head impacts the pavement, the crushed fragments have smaller volume, and the subsequent cleaning is convenient;

2. when cutting and impact crushing are carried out on a road surface, the generated dust is sprayed through the dust falling mechanism, so that the overflow of the dust is reduced, the pollution of the dust to the construction environment is reduced, and the harm to workers is reduced.

Drawings

FIG. 1 is a schematic side sectional view of a preferred embodiment of a highway pavement breaker according to the present utility model;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1;

FIG. 4 is a schematic side view of the present utility model;

FIG. 5 is an enlarged schematic view of portion C of FIG. 4;

FIG. 6 is a schematic top view of the wheel carriage and lift base assembly of the present utility model;

FIG. 7 is a top view assembly schematic of a spindle and cutting saw blade of the present utility model;

fig. 8 is a schematic diagram of the front assembly of the mounting base and the impact head according to the present utility model.

Reference numerals in the drawings: 1. a housing; 2. a hydraulic cylinder; 3. a mounting base; 4. an impact head; 5. a rotating shaft; 6. cutting the saw blade; 7. a small diesel engine; 8. a belt pulley; 9. a wheel support; 10. a moving wheel; 11. a support base; 12. a screw; 13. a limit rod; 14. a lifting seat; 15. a rotating handle; 16. a water pump; 17. a water outlet pipe; 18. an annular tube; 19. an atomizing nozzle; 20. a water tank; 21. push handle.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-8 in combination, fig. 1 is a schematic side sectional view of a highway pavement breaker according to a preferred embodiment of the present utility model; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1; FIG. 4 is a schematic side view of the present utility model; FIG. 5 is an enlarged schematic view of portion C of FIG. 4; FIG. 6 is a schematic top view of the wheel carriage and lift base assembly of the present utility model; FIG. 7 is a top view assembly schematic of a spindle and cutting saw blade of the present utility model; fig. 8 is a schematic diagram of the front assembly of the mounting base and the impact head according to the present utility model. The highway pavement breaker includes: the road pavement impact device comprises a shell 1, a hydraulic cylinder 2, an installation seat 3, a plurality of impact heads 4, four wheel brackets 9, four moving wheels 10, a cutting mechanism, two lifting mechanisms and a dust falling mechanism, wherein the bottom of the shell 1 is an opening, the hydraulic cylinder 2 is fixedly installed at the top of the shell 1, the hydraulic cylinder 2 extends into the shell 1, the installation seat 3 is fixedly installed at the bottom end of an output rod of the hydraulic cylinder 2, the impact heads 4 are fixedly installed at the bottom of the installation seat 3, and the hydraulic cylinder 2 drives the impact heads 4 to impact the road pavement to crush the road pavement; four wheel brackets 9 are respectively arranged at two sides of the shell 1, the four wheel brackets 9 are respectively provided with a movable wheel 10 in a rotating way, the crusher is moved by the movable wheel 10 to advance, a cutting mechanism is arranged on the shell 1, two lifting mechanisms are respectively arranged at two sides of the shell 1, a dust falling mechanism is arranged on the shell 1,

the cutting mechanism comprises a rotating shaft 5, a plurality of cutting saw blades 6, a small diesel engine 7 and two belt pulleys 8, wherein the rotating shaft 5 is rotatably arranged on the inner walls of two sides of a shell 1, one end of the rotating shaft 5 extends out of the shell 1, the plurality of cutting saw blades 6 are fixedly sleeved on the rotating shaft 5, the plurality of cutting saw blades 6 are arranged at intervals, the small diesel engine 7 is fixedly arranged at the top of the shell 1, the two belt pulleys 8 are fixedly arranged on an output shaft of the small diesel engine 7 and one end of the rotating shaft 5 respectively, the two belt pulleys 8 are wound with belts, the pavement can be cut through the cutting mechanism, the pavement is divided, so that the pavement is broken more easily when the impact head 4 impacts the pavement, broken pieces after the pavement are small in size, and the broken pieces are convenient to clean subsequently.

The lifting mechanism comprises two supporting seats 11, a screw rod 12, two limiting rods 13, a lifting seat 14 and a rotating handle 15, wherein the two supporting seats 11 are fixedly arranged on one side of the shell 1, the screw rod 12 is rotatably arranged on the two supporting seats 11, the two limiting rods 13 are fixedly arranged between the two supporting seats 11, the lifting seat 14 is sleeved on the screw rod 12 in a threaded manner, the lifting seat 14 is slidably sleeved on the two limiting rods 13, the rotating handle 15 is fixedly arranged at the top end of the screw rod 12, the lifting seat 14 is fixedly connected with the corresponding two wheel brackets 9, and the four movable wheels 10 can be lifted through the lifting mechanism, so that the crusher can be conveniently moved when the crusher does not work, and the cutting saw blade 6 can be enabled to contact the ground when the crusher works, so that the effective cutting on the ground is realized.

The dust settling mechanism comprises a water pump 16, a water outlet pipe 17, an annular pipe 18, a plurality of atomizing nozzles 19 and a water tank 20, wherein the water pump 16 is fixedly arranged at the top of the shell 1, the water outlet pipe 17 is fixedly arranged at the water outlet end of the water pump 16, the annular pipe 18 is sleeved on the outer wall of the shell 1, the annular pipe 18 is fixedly connected with the shell 1, the bottom end of the water outlet pipe 17 is fixedly connected with the annular pipe 18, the water outlet pipe 17 is communicated with the annular pipe 18, the atomizing nozzles 19 are fixedly arranged on the annular pipe 18, the water tank 20 is fixedly arranged on the inner wall of the top of the shell 1, the top of the water tank 20 is provided with an opening, the water inlet end of the water pump 16 is fixedly connected with a water inlet pipe, the bottom end of the water inlet pipe extends into the water tank 20, and generated dust is sprayed through the dust settling mechanism, so that dust overflow is reduced, pollution to construction environment is reduced, and harm to workers is reduced.

The top of the shell 1 is fixedly provided with a water adding hopper, the bottom end of the water adding hopper extends into the shell 1, and water is injected into the water tank 20 through the water adding hopper.

One side of the shell 1 is fixedly provided with a push handle 21, an anti-skid sleeve is sleeved on the push handle 21, and the crusher is driven to advance by pushing the push handle 21.

The working principle of the highway pavement crusher provided by the utility model is as follows: when the cutting saw is used, the screw 12 is rotated by rotating the two rotary handles 15, so that the lifting seat 14 descends, the lifting seat 14 drives the movable wheels 10 on the wheel bracket 9 to descend until the lifting seat 14 descends to the bottom end of the screw 12, the cutting saw blade 6 is lifted off the ground, the four movable wheels 10 are contacted with the ground, then sufficient water is injected into the water tank 20, and at the moment, the push handle 21 can be pushed to move through the four movable wheels 10;

after moving to the appointed pavement to be crushed, reversely rotating the rotary handle 15, restoring to an initial state, enabling the cutting saw blade 6 to contact the ground, starting the small diesel engine 7, enabling the rotary shaft 5 to rotate through the two belt pulleys 8 and the belt, enabling the rotary shaft 5 to drive the plurality of cutting saw blades 6 to cut the pavement, pushing the push handle 21 to move forwards, simultaneously starting the hydraulic cylinder 2 to enable the plurality of impact heads 4 at the bottom of the mounting seat 3 to impact the pavement, enabling the pavement below the impact heads 4 to be cut out of the dividing line by the plurality of cutting saw blades 6, enabling the pavement to be crushed more easily after the plurality of impact heads 4 impact the divided pavement, enabling the crushed fragments to have smaller volume, enabling the crushed fragments to be cleaned more easily later, and enabling the impact heads 4 to repeatedly lift through repeated extension and shortening of the output rod of the hydraulic cylinder 2, so as to repeatedly impact the pavement and crush the pavement;

in addition, dust is generated in the process of cutting and crushing the pavement, water in the water tank 20 is pumped by starting the water pump 16, atomized water is sprayed to a gap between the bottom of the shell 1 and the ground through the read atomizing nozzle 19 on the annular pipe 18, and the generated dust is dusted by the atomized water, so that the dust overflow is reduced, the pollution to the construction environment is reduced, and the harm to workers is reduced.

The beneficial effects are that:

the utility model provides a highway pavement crusher, which is matched with a shell 1, a hydraulic cylinder 2, a mounting seat 3, an impact head 4, a wheel bracket 9, a movable wheel 10, two lifting mechanisms and a cutting mechanism, so that the crusher can be moved, and the pavement can be cut and divided before impact crushing, so that the pavement can be crushed more easily when the impact head 4 impacts the pavement, the crushed fragments have smaller volume and are convenient to clean later; and when cutting and impact crushing are carried out on the pavement, the generated dust is sprayed through the dust falling mechanism, so that the overflow of the dust is reduced, the pollution of the dust to the construction environment is reduced, and the harm to workers is reduced.

The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A highway pavement breaker, comprising:

the bottom of the shell is provided with an opening;

the hydraulic cylinder is fixedly arranged at the top of the shell and extends into the shell;

the mounting seat is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder;

the impact heads are fixedly arranged at the bottom of the mounting seat;

the four wheel brackets are respectively arranged at two sides of the shell, and the four wheel brackets are respectively provided with a movable wheel in a rotating way;

the cutting mechanism is used for dividing the pavement and is arranged on the shell;

the two lifting mechanisms are respectively arranged at two sides of the shell;

the dust fall mechanism is arranged on the shell.

2. The highway pavement breaker according to claim 1, wherein the cutting mechanism comprises a rotating shaft, a plurality of cutting saw blades, a small diesel engine and two belt pulleys, the rotating shaft is rotatably mounted on the inner walls of two sides of the shell, one end of the rotating shaft extends out of the shell, the plurality of cutting saw blades are fixedly sleeved on the rotating shaft, the plurality of cutting saw blades are arranged at equal intervals, the small diesel engine is fixedly mounted on the top of the shell, the two belt pulleys are fixedly mounted on an output shaft of the small diesel engine and one end of the rotating shaft respectively, and the two belt pulleys are wound with belts.

3. The highway pavement breaker according to claim 1, wherein the lifting mechanism comprises two supporting seats, a screw rod, two limiting rods, lifting seats and a rotating handle, wherein the two supporting seats are fixedly installed on one side of the shell, the screw rod is rotatably installed on the two supporting seats, the two limiting rods are fixedly installed between the two supporting seats, the lifting seats are sleeved on the screw rod in a threaded manner, the lifting seats are sleeved on the two limiting rods in a sliding manner, the rotating handle is fixedly installed on the top end of the screw rod, and the lifting seats are fixedly connected with the corresponding two wheel supports.

4. The highway pavement breaker according to claim 1, wherein the dust settling mechanism comprises a water pump, a water outlet pipe, an annular pipe, a plurality of atomizing nozzles and a water tank, wherein the water pump is fixedly installed at the top of the shell, the water outlet pipe is fixedly installed at the water outlet end of the water pump, the annular pipe is sleeved on the outer wall of the shell, the annular pipe is fixedly connected with the shell, the bottom end of the water outlet pipe is fixedly connected with the annular pipe, the water outlet pipe is communicated with the annular pipe, the atomizing nozzles are fixedly installed on the annular pipe, the water tank is fixedly installed on the inner wall of the top of the shell, the top of the water tank is provided with an opening, the water inlet end of the water pump is fixedly connected with a water inlet pipe, and the bottom end of the water inlet pipe extends into the water tank.

5. The highway pavement breaker according to claim 1, wherein a water hopper is fixedly mounted to the top of the housing, the bottom end of the water hopper extending into the housing.

6. The highway pavement breaker according to claim 1, wherein a pushing handle is fixedly installed on one side of the shell, and an anti-slip sleeve is sleeved on the pushing handle.