CN110422099B

CN110422099B - Dump truck

Info

Publication number: CN110422099B
Application number: CN201910799868.5A
Authority: CN
Inventors: 陈德信; 焦学森
Original assignee: Qingdao Triple Industries Co ltd
Current assignee: Qingdao Triple Industries Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2024-07-26
Anticipated expiration: 2039-08-28
Also published as: CN110422099A

Abstract

The invention discloses a dump truck, which comprises a truck hopper, a chassis beam, a turnover bracket arranged above the chassis beam, a front U-shaped bracket with a downward opening and a rear U-shaped bracket with a downward opening. The chassis cross beam is formed by closing a front cross beam, a rear cross beam, a left cross beam and a right cross beam, the overturning bracket is formed by closing a front bracket, a rear bracket, a left bracket and a right bracket, the left end of the front bracket is movably connected with the left end of the front cross beam, and the left end of the rear bracket is movably connected with the left end of the rear cross beam. The upper part of the front U-shaped bracket is movably connected with the front cross beam, and the upper part of the rear U-shaped bracket is fixedly connected with the rear cross beam. The axle sleeve is all installed at the both ends of right branch frame, the round pin axle is installed with axle sleeve relevant position in car hopper bottom right side, the car hopper passes through the round pin axle and is installed on the upset support with the axle sleeve cooperation. The dump truck can realize the overturning in the left or right directions to unload cargoes, thereby being applied to complex working environments.

Description

Dump truck

Technical Field

The invention relates to a mechanical device of a transport vehicle, in particular to a dump truck, and more particularly relates to a dump truck capable of turning left and right in a bidirectional manner.

Background

The dump truck is a short-distance material transporting vehicle with a tiltable hopper. The car body is provided with a turnover car hopper which is used for loading materials, and the car hopper can be turned over to facilitate unloading. The dump truck has low cost, simple maintenance, convenient operation and wide application, is suitable for short-distance transportation of sand, earthwork, coal, ore or other various bulk materials, and is a very practical transportation device in the daily object carrying process.

The existing dump truck can only turn forward, leftwards or rightwards to discharge goods, has complex application environment, particularly has complex material transportation on some construction sites or irrigates and fertilizes green belts at two sides of roads, irrigates and fertilizes nurseries at two sides of a nursery planting base passageway, and needs a dump truck capable of realizing turning in left and right directions. According to the technical staff of the company, the invention provides a dump truck capable of realizing bidirectional overturning according to the problems existing in the prior art.

Disclosure of Invention

The invention aims to provide a dump truck, which can realize the overturning in the left or right directions to unload cargoes, thereby being applied to complex working environments.

In order to achieve the above purpose, the technical solution adopted by the invention is as follows:

a dump truck comprises a truck hopper, a chassis cross beam, a turnover bracket arranged above the chassis cross beam, a front U-shaped bracket and a rear U-shaped bracket.

The chassis cross beam is formed by closing a front cross beam, a rear cross beam, a left cross beam and a right cross beam, the overturning bracket is formed by closing a front bracket, a rear bracket, a left bracket and a right bracket, the left end of the front bracket is movably connected with the left end of the front cross beam, and the left end of the rear bracket is movably connected with the left end of the rear cross beam.

The front U-shaped support and the rear U-shaped support are respectively provided with an opening downwards, the upper part of the front U-shaped support is movably connected with the front cross beam, and the upper part of the rear U-shaped support is fixedly connected with the rear cross beam.

The axle sleeve is all installed at the both ends of right branch frame, the round pin axle is installed with axle sleeve relevant position in car hopper bottom right side, the car hopper passes through the round pin axle and is installed on the upset support with the axle sleeve cooperation.

Preferably, the left end of the front support, the left end of the front cross beam, the left end of the rear support and the left end of the rear cross beam are all provided with connecting holes, the left end of the front support and the left end of the front cross beam are movably connected through bolts penetrating through the connecting holes, and the left end of the rear support and the left end of the rear cross beam are movably connected through bolts penetrating through the connecting holes.

Preferably, the clamping device for fixing the hopper is further composed of a base, a torsion spring, a connecting shaft and clamping plates, two ends of each clamping plate are bent back to back, two connecting plates are arranged on one side of each clamping plate, two connecting plates are arranged on one side of the base and the corresponding position of each clamping plate, through holes are formed in the four connecting plates, the torsion spring is arranged between each clamping plate and the base, and each clamping plate and the base are movably connected through the corresponding through holes and the corresponding torsion spring holes through the connecting shaft.

Preferably, the clamping device is provided with a first clamping device and a second clamping device, the base of the first clamping device is arranged on the left side of the bottom of the car hopper, one end of the clamping plate of the first clamping device is clamped on the left bracket, the base of the second clamping device is arranged on the right bracket, and one end of the clamping plate of the second clamping device is clamped on the right cross beam.

Preferably, the left bracket and the right cross beam are both provided with grooves, and the openings of the grooves are downward.

Preferably, the middle parts of the front bracket and the rear bracket of the turnover bracket are connected with reinforcing ribs.

Preferably, the hopper is integrally formed and made of plastic.

Preferably, the device further comprises a connecting piece, wherein the rear end of the connecting piece is arranged at the front end of the upper part of the front U-shaped bracket, two limiting plates are arranged at the front end of the connecting piece, and a spacing hole is reserved between the two limiting plates.

Preferably, the device further comprises an operation rod, wherein the rear end of the operation rod is provided with a sleeve, the operation rod passes through the limiting hole and the sleeve through a bolt and is matched with a nut to be installed at the interval between the two limiting plates, and the front end of the operation rod is bent into a closed shape to form a handle.

Preferably, the left and right ends of the lower parts of the front U-shaped bracket and the rear U-shaped bracket are respectively provided with a mounting shaft, and wheels are respectively mounted on the mounting shafts.

Compared with the prior art, the invention has the beneficial effects that:

(1) The dump truck can realize the overturning in the left direction or the right direction to unload cargoes, is suitable for special requirements on the unloading direction, and can work in a complex working environment.

(2) The first clamping device and the second clamping device are arranged on the dump truck, and the hopper is fixed on the truck body through the clamping devices, so that the hopper is prevented from shaking or tilting in the process of transporting materials.

(2) The middle parts of the front support and the rear support of the overturning support are connected with the reinforcing ribs, so that the dumper body is more stable, and meanwhile, the bearing capacity of the dumper is increased.

Drawings

Fig. 1 is a schematic view of the overall structure of a dump truck.

Fig. 2 is a schematic view of the bottom structure of the dump truck.

Fig. 3 is a schematic view of the front U-shaped bracket structure.

Fig. 4 is a schematic view of the structure of the rear U-shaped bracket.

Fig. 5 is a schematic view of the structure of the cross beam of the chassis of the dump truck.

Fig. 6 is a schematic diagram of a tipping wagon tilting bracket structure.

Fig. 7 is a schematic view of the base structure.

Fig. 8 is a schematic view of the torsion spring structure.

Fig. 9 is a schematic view of a clamp plate structure.

In the figure: 1. a hopper; 2. a front U-shaped bracket; 3. a rear U-shaped bracket; 4. a front cross member; 5. a rear cross member; 6. a left cross beam; 7. a right cross beam; 8. a front bracket; 9. a rear bracket; 10. a left bracket; 11. a right bracket; 12. a shaft sleeve; 13. a connection hole; 14. a connecting plate; 15. a through hole; 16. reinforcing ribs; 17. a connecting piece; 18. a limiting plate; 19. a limiting hole; 20. an operation lever; 21. a sleeve; 22. a handle; 23. a mounting shaft; 24. and (3) a wheel.

Detailed Description

The technical scheme of the invention is specifically described below with reference to the accompanying drawings:

Referring to fig. 1 to 9, a dump truck includes a hopper 1, a chassis beam, a roll-over bracket, a front U-shaped bracket 2, and a rear U-shaped bracket 3, the roll-over bracket is mounted on the chassis beam, and the hopper 1 is mounted on the roll-over bracket.

The chassis cross beam is formed by enclosing a front cross beam 4, a rear cross beam 5, a left cross beam 6 and a right cross beam 7, and particularly is rectangular by being enclosed in a welding mode. The overturning bracket is formed by closing a front bracket 8, a rear bracket 9, a left bracket 10 and a right bracket 11, and particularly is rectangular by closing in a welding mode, and the size and the shape of the overturning bracket are matched with those of the chassis cross beam. The left end of the front bracket 8 is movably connected with the left end of the corresponding front cross beam 4, and the left end of the rear bracket 9 is movably connected with the left end of the corresponding rear cross beam 5.

The front U-shaped support 2 and the rear U-shaped support 3 are both opened downwards, a hole is formed in the upper portion of the specific front U-shaped support 2, a hole is formed in the front cross beam 4 corresponding to the specific front U-shaped support, the front U-shaped support 2 is movably connected with the front cross beam 4 through bolts penetrating through hole matching nuts, and the front U-shaped support 2 can rotate relative to the front cross beam 4. Two threaded holes are formed in the upper portion of the rear U-shaped support 3, two threaded holes are formed in the rear cross beam 5 corresponding to the rear U-shaped support, and the rear U-shaped support 3 penetrates through the threaded holes through two bolts to be fixedly connected with the rear cross beam 5.

Further, shaft sleeves 12 are installed at two ends of the right support 11, pin shafts are installed at positions, corresponding to the shaft sleeves 12, of the right side of the bottom of the car hopper 1, two ends of each pin shaft are respectively inserted into the corresponding shaft sleeves 12, the car hopper is installed on the overturning support in a matched mode through the pin shafts and the shaft sleeves 12, and the car hopper 1 can overturn relative to the overturning support by taking the pin shafts as shafts.

Further, the left end of the front bracket 8, the left end of the front cross beam 4, the left end of the rear bracket 9 and the left end of the rear cross beam 5 are respectively provided with a connecting hole 13, the left end of the front bracket 8 and the left end of the front cross beam 4 pass through the connecting holes 13 to be matched with nuts in a movable mode, and the left end of the rear bracket 9 and the left end of the rear cross beam 5 pass through the connecting holes 13 to be matched with nuts in a movable mode. The specific overturning bracket can overturn relative to the chassis cross beam.

The dump truck further comprises a clamping device for fixing the hopper, wherein the clamping device comprises a base shown in fig. 7, a torsion spring shown in fig. 8, a connecting shaft and a clamping plate shown in fig. 9. The two ends of the clamping plate are bent back, two connecting plates 14 are arranged on one side of the clamping plate, two connecting plates 14 are also arranged on one side of the base and the corresponding position of the clamping plate, through holes 15 are formed in the four connecting plates 14, torsion springs are arranged between the clamping plate and the base, the clamping plate and the connecting plates 14 on the base are first folded, then the torsion springs are clamped between the clamping plate and the base, and finally connecting shafts respectively penetrate through the four through holes 15 and the torsion spring holes.

The clamping device is provided with two clamping devices, namely a first clamping device and a second clamping device, wherein the base of the specific first clamping device is arranged on the left side of the bottom of the car hopper 1, holes are formed in two ends of the base, the base is fixed on the left side of the bottom of the car hopper 1 through the screw penetrating holes, one end of a clamping plate of the first clamping device is clamped on the left bracket 10, and the tipping bucket is fastened on the overturning bracket. The base of the second clamping device is also arranged on the right bracket 11 through screws, and one end of a clamping plate of the second clamping device is clamped on the right cross beam 7, so that the overturning bracket is fastened on the chassis cross beam. Through first clamping device and second clamping device, guarantee that the car hopper can not take place to rock or side to roll at the transportation material in-process.

Further, the left bracket 10 and the right cross beam 7 are respectively provided with a groove, and the specific grooves are downward in opening, and the clamping plates of the clamping device are clamped in the grooves, so that the clamping device is not easy to disengage.

Further, the middle parts of the front support 8 and the rear support 9 of the overturning support are connected with the reinforcing ribs 16, so that the vehicle body is more stable, and meanwhile, the bearing capacity of the dump truck is increased.

Further, the hopper 1 is integrally formed and made of plastic.

The dump truck further comprises a connecting piece 17 and an operating rod 20, wherein the rear end of the connecting piece 17 is arranged at the front end of the upper part of the front U-shaped bracket 2 in a welding mode, two limiting plates 18 are arranged at the front end of the connecting piece 17, and limiting holes 19 are reserved between the two limiting plates 18 at intervals. A sleeve 21 is arranged at the rear end of the operating rod 20, the sleeve 21 is arranged at the interval between the two limiting plates 18, a concrete bolt passes through the limiting hole 19 and the sleeve 21, and one end of the bolt passes through the limiting hole 19 and then is matched with a nut. Mounting shafts 23 are arranged at the left and right ends of the lower parts of the front U-shaped bracket 2 and the rear U-shaped bracket 3, and wheels 24 are arranged on the mounting shafts 23.

Further, the handle 22 is formed by bending the front end of the lever 20 in a closed shape. Holding the handle 22 can pull or push the dump truck forward while controlling the steering of the dump truck.

The use process of the dump truck is specifically described:

After the dump truck is filled with materials, the handle is held by hand to push or pull the dump truck to advance, and when the specified position is reached and the goods need to be unloaded:

(1) When the hopper 1 is required to unload goods from left to right, the clamping plate of the first clamping device is held by hand, so that the clamping plate is loosened from the left bracket 10, and then the hopper 1 is turned from left to right.

(2) When needs car hopper 1 from right to left uninstallation goods, hold second clamping device's grip block, make grip block loosen from right crossbeam 7, then turn over car hopper 1 from right to left.

(3) After unloading is completed, the corresponding clamping plates are clamped in the corresponding positions.

It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that the invention is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the invention.

Claims

1. The dump truck is characterized by comprising a truck hopper, a chassis cross beam, a turnover bracket, a front U-shaped bracket and a rear U-shaped bracket, wherein the turnover bracket is arranged above the chassis cross beam;

The chassis cross beam is formed by closing a front cross beam, a rear cross beam, a left cross beam and a right cross beam, the overturning bracket is formed by closing a front bracket, a rear bracket, a left bracket and a right bracket, the left end of the front bracket is movably connected with the left end of the front cross beam, and the left end of the rear bracket is movably connected with the left end of the rear cross beam;

The middle parts of the front support and the rear support of the turnover support are connected with reinforcing ribs;

the front U-shaped bracket and the rear U-shaped bracket are respectively provided with a downward opening, the upper part of the front U-shaped bracket is movably connected with the front cross beam, and the upper part of the rear U-shaped bracket is fixedly connected with the rear cross beam;

shaft sleeves are arranged at two ends of the right support, pin shafts are arranged at the corresponding positions of the right side of the bottom of the car hopper and the shaft sleeves, and the car hopper is arranged on the overturning support in a matched manner through the pin shafts and the shaft sleeves;

The hopper is integrally formed and made of plastic;

The dump truck further comprises a clamping device for fixing the hopper, the clamping device is composed of a base, torsion springs, connecting shafts and clamping plates, two ends of the clamping plates are bent back to back, two connecting plates are arranged on one side of each clamping plate, two connecting plates are arranged on one side of the base and the corresponding position of each clamping plate, through holes are formed in the four connecting plates, the torsion springs are arranged between the clamping plates and the base, and the clamping plates and the base are movably connected through the through holes and the torsion spring holes through the connecting shafts respectively;

the two clamping devices are respectively a first clamping device and a second clamping device, the base of the first clamping device is arranged on the left side of the bottom of the car hopper, one end of the clamping plate of the first clamping device is clamped on the left bracket, the base of the second clamping device is arranged on the right bracket, and one end of the clamping plate of the second clamping device is clamped on the right cross beam.

2. The dump truck according to claim 1, wherein the left end of the front support, the left end of the front cross beam, the left end of the rear support and the left end of the rear cross beam are respectively provided with a connecting hole, the left end of the front support and the left end of the front cross beam are movably connected through the connecting holes through bolts, and the left end of the rear support and the left end of the rear cross beam are movably connected through the connecting holes through bolts.

3. A dump truck according to claim 1, characterized in that the left and right cross members are each provided with a recess, which recess opens downwards.

4. The dump truck according to claim 1, further comprising a connecting piece, wherein the rear end of the connecting piece is arranged at the front end of the upper portion of the front U-shaped support, two limiting plates are arranged at the front end of the connecting piece, and a spacing hole is reserved between the two limiting plates.

5. A dump truck according to claim 4, further comprising an operating lever, wherein a sleeve is provided at a rear end of the operating lever, the operating lever is mounted at a space between the two limiting plates by a bolt passing through the limiting hole and the sleeve and cooperating with a nut, and a front end of the operating lever is bent into a closed shape to form a handle.

6. A dump truck according to any one of claims 1-5, characterized in that the left and right ends of the lower parts of the front and rear U-shaped brackets are provided with mounting shafts on which wheels are mounted.