CN214240550U - Automatic opening and closing structure of dump truck - Google Patents
Automatic opening and closing structure of dump truck Download PDFInfo
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- CN214240550U CN214240550U CN202120319770.8U CN202120319770U CN214240550U CN 214240550 U CN214240550 U CN 214240550U CN 202120319770 U CN202120319770 U CN 202120319770U CN 214240550 U CN214240550 U CN 214240550U
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- rope
- hook device
- car hopper
- rear door
- fixed frame
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Abstract
The application provides an automatic opening and closing structure of a dump truck, which comprises a truck hopper underframe and a horizontally arranged fixed frame; the bottom of the car hopper underframe is hinged with one side of the fixed frame; a clamping hook device is rotationally connected to one side of the bottom of the car hopper chassis, which is close to the rear door; a rope is arranged between the fixed frame and the clamping hook device; a pressing block is arranged at the bottom of the car hopper underframe and above the rope; when the fixed frame is parallel to the chassis of the car hopper, the pressing block presses down and tightens the rope, and the hook device abuts against and closes the rear door; when the fixed mount is turned over along the underframe of the car hopper, the hook device rotates along the direction far away from the rear door, and the rear door is opened. The application provides an automatic structure that opens and shuts of tip truck, simple structure can improve work efficiency, reduces the potential safety hazard.
Description
Technical Field
The present disclosure relates generally to the field of dump trucks, and more particularly to an automatic opening and closing structure of a dump truck.
Background
The dump truck is a short-distance material conveying vehicle with a tiltable car hopper; it is suitable for building, water conservancy, road building, mine, etc., and can be used for transporting various bulk materials of concrete, sandstone, earthwork, coal and ore, etc.
One side of a bucket of the dump truck is hinged with a rear door, when unloading is needed, a driver or a worker needs to open a door lock or a clamping hook device of the rear door firstly, then the bucket is controlled to tip, and the rear door is opened under the action of gravity in the tipping process, so that goods can be unloaded along the bucket.
In the above-mentioned structure, when needs are unloaded, driver or staff need get off and carry out the operation of unblanking to the back door, influence work efficiency, and the manual work is unblanked and also has certain potential safety hazard.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide an automatic opening and closing structure of a rear door of a dump truck, which has a simple structure, can improve the working efficiency and reduce the potential safety hazard.
The application provides an automatic opening and closing structure of a dump truck, which is arranged at the bottom of a truck hopper, wherein one side of the truck hopper is hinged with a rear door, and the automatic opening and closing structure comprises a truck hopper underframe and a horizontally arranged fixed frame; the bottom of the car hopper underframe is hinged with one side of the fixed frame; a clamping hook device is rotatably connected to one side, close to the rear door, of the bottom of the car hopper chassis; a rope is arranged between the fixed frame and the clamping hook device; a pressing block is arranged at the bottom of the car hopper underframe and above the rope;
when the fixed frame is parallel to the car hopper underframe, the pressing block presses and tightens the rope downwards, and the clamping hook device closes the rear door in an abutting mode; when the fixed frame is turned over along the bottom frame of the car hopper, the clamping hook device rotates along the direction far away from the rear door, and the rear door is opened.
According to the technical scheme that this application embodiment provided, correspond on the mount the briquetting is equipped with dodges the hole, the briquetting can with the rope pushes down extremely dodge downtheholely.
According to the technical scheme that this application embodiment provided, correspond on the mount dodge the hole and keep away from the fixing base is installed to pothook device one side, rope one end is fixed on the fixing base.
According to the technical scheme provided by the embodiment of the application, the fixing frame corresponds the avoiding hole is close to one side of the clamping hook device, and the pulley is installed on one side of the clamping hook device.
According to the technical scheme provided by the embodiment of the application, the bottom of the pressing block is provided with the roller.
According to the technical scheme provided by the embodiment of the application, the bottom of the car hopper chassis is close to one side of the rear door, the mounting block is provided with a rotating shaft, and the clamping hook device is mounted on the rotating shaft.
According to the technical scheme that this application embodiment provided, pothook device is including installing swing arm piece and the open-close fill on the rotation axis are colluded, the swing arm piece with the rope is connected.
According to the technical scheme provided by the embodiment of the application, the rope is a steel wire rope or a chain.
The beneficial effect of this application lies in: based on the technical scheme provided by the application, in the using process, when the fixed frame is parallel to the car hopper bottom frame, the bottom of the pressing block is abutted to the rope and presses and tensions the rope, and the clamping hook device closes the rear door in an abutting mode under the action of the rope tension; when the fixed frame is turned over along the car hopper bottom frame, the pressing block is far away from the rope, so that the tensile force of the rope on the clamping hook device disappears, the clamping hook device rotates along the direction far away from the rear door, and the rear door is opened.
The application provides a pair of automatic structure that opens and shuts of tip truck, simple structure can improve work efficiency, reduces the potential safety hazard.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of an automatic opening and closing structure of a dump truck provided by the present application;
fig. 2 is a schematic structural view of the hopper chassis 1 shown in fig. 1 being turned over along the fixing frame 2.
Reference numbers in the figures:
1. a hopper chassis; 2. a fixed mount; 3. a car hopper; 4. a rear door; 5. a rope; 6. briquetting; 7. avoiding holes; 8. a roller; 9. a fixed seat; 10. a pulley; 11. mounting blocks; 12. a rotating shaft; 13. a rocker arm sheet; 14. a bucket hook is opened and closed.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Please refer to fig. 1, which is a schematic diagram illustrating an automatic opening and closing structure of a dump truck according to the present application, the automatic opening and closing structure is installed at the bottom of a truck hopper 3, a rear door 4 is hinged to one side of the truck hopper 3, and the automatic opening and closing structure of the dump truck includes a truck hopper chassis 1 and a horizontally disposed fixing frame 2; the bottom of the car hopper underframe 1 is hinged with one side of the fixed frame 2; a clamping hook device is rotatably connected to one side, close to the rear door 4, of the bottom of the car hopper chassis 1; a rope 5 is arranged between the fixed frame 2 and the clamping hook device; a pressing block 6 is arranged at the bottom of the car hopper underframe 1 and above the rope 5;
when the fixed frame 2 is parallel to the car hopper underframe 1, the pressing block 6 presses down and tightens the rope 5, and the hook device abuts against and closes the rear door 4; when the fixed frame 2 is turned over along the hopper underframe 1, the clamping hook device rotates along the direction far away from the rear door 4, and the rear door 4 is opened.
The working principle is as follows: in the using process, when the fixed frame 2 is parallel to the car hopper underframe 1, the bottom of the pressing block 6 is abutted against the rope 5 and presses and tensions the rope 5, and the clamping hook device is abutted against and closes the rear door 4 under the action of the tension of the rope 5; when the fixed frame 2 is turned over along the car hopper underframe 1, the pressing block 6 is far away from the rope 5, so that the tensile force of the rope 5 borne by the clamping hook device disappears, and then under the action of gravity, the clamping hook device rotates to the position below the car hopper underframe 1 along the direction far away from the rear door 4, and the rear door 4 is opened.
Furthermore, a spring can be arranged, so that the clamping hook device can rotate to the lower part of the hopper underframe 1 under the action of the elastic force of the spring in a state that the clamping hook device is not pulled by the rope 5.
The application provides a pair of automatic structure that opens and shuts of tip truck, simple structure can improve work efficiency, reduces the potential safety hazard.
In an embodiment of the fixing frame 2, the fixing frame 2 is provided with an avoiding hole 7 corresponding to the pressing block 6, and the pressing block 6 can press the rope 5 into the avoiding hole 7.
Through the arrangement of the avoidance hole 7, the pressing block 6 is pressed downwards and drives the rope 5 to be inserted into the avoidance hole 7, so that the rope 5 is pressed and tensioned conveniently, and a pressing path is increased; meanwhile, the avoidance hole 7 is used as a reference, so that the position of the rope 5 can be conveniently installed and fixed, and the pressing block 6 is prevented from deviating from the rope.
Specifically, the fixing frame 2 can be formed by splicing a plurality of steel pipes, and gaps among the steel pipes form the avoiding holes 7.
In an embodiment of the fixing frame 2, a fixing seat 9 is installed on one side of the fixing frame 2, which is far away from the hook device corresponding to the avoiding hole 7, and one end of the rope 5 is fixed on the fixing seat 9.
Specifically, the fixing seat 9 may be welded or detachably fixed to the fixing frame 2.
In a preferred embodiment of the fixing frame 2, a pulley 10 is installed on the fixing frame 2 corresponding to the avoiding hole 7 and close to one side of the hook device.
Through set up pulley 10 on mount 2 for the in-process that briquetting 6 pushed down, rope 5 with pulley 10 relative slip avoids rope 5 with produce the friction between mount 2, has improved the life of device.
In a preferred embodiment of the pressing block 6, a roller 8 is mounted at the bottom of the pressing block 6.
The bottom of the pressing block 6 is provided with the roller 8, so that the pressing block 6 can be in sliding contact with the rope 5, the friction loss is reduced, and the service life of the device is prolonged.
In a preferred embodiment of the car hopper chassis 1, a mounting block 11 is mounted at a side of the bottom of the car hopper chassis 1 close to the rear door 4, a rotating shaft 12 is provided on the mounting block 11, and the hook device is mounted on the rotating shaft 12.
Specifically, the mounting block 11 may be mounted at the bottom of the car hopper chassis 1 by welding or by a fastening member to be detachably and fixedly connected.
In a preferred embodiment of the hook device, the hook device includes a rocker piece 13 mounted on the rotating shaft 12 and an opening and closing hook 14, and the rocker piece 13 is connected to the rope 5.
As shown in fig. 1, when the car hopper chassis 1 is in a horizontal position, the pressing block 6 drives the rope 5 to press down and tighten, the rocker arm piece 13 is pulled by the rope 5 to drive the rotating shaft 12 to rotate, and the opening and closing hopper hook 14 can abut against and close the rear door 4;
as shown in fig. 2, when the car hopper chassis 1 is turned over, the pressing block 6 is far away from the rope 5, the pulling force from the rope 5 on the rocker arm piece 13 disappears, and the opening and closing hopper hook 14 is turned over to the lower side of the car hopper chassis 1 under the action of gravity. Preferably, a spring may be disposed between the rotating shaft 12 and the mounting block 11, so that the opening and closing bucket hook 14 and the swing arm piece 9 are turned over to a position below the car hopper chassis 1 under the action of the elastic force of the spring.
Specifically, the opening and closing bucket hook 14 may be directly fixedly connected to the rocker arm piece 13, or the opening and closing bucket hook 14 may be fixedly mounted on the rotating shaft 12, so that the rocker arm piece 13 may drive the rotating shaft 12 to rotate, and further drive the opening and closing bucket hook 14 to rotate.
Specifically, the number of the opening and closing bucket hooks 14 may be several, that is, one, two or more.
Wherein, in a preferred embodiment of the rope 5, the rope 5 is a steel wire rope or a chain.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. The utility model provides an automatic structure that opens and shuts of tip truck, installs in car hopper (3) bottom, car hopper (3) one side is articulated to be provided with back door (4), its characterized in that: comprises a car hopper underframe (1) and a fixed frame (2) which is horizontally arranged; the bottom of the car hopper underframe (1) is hinged with one side of the fixed frame (2); a clamping hook device is rotatably connected to one side, close to the rear door (4), of the bottom of the car hopper chassis (1); a rope (5) is arranged between the fixed frame (2) and the clamping hook device; a pressing block (6) is arranged at the bottom of the car hopper underframe (1) and above the rope (5);
when the fixed frame (2) is parallel to the hopper underframe (1), the pressing block (6) presses down and tightens the rope (5), and the hook device closes the rear door (4) in an abutting mode; when the fixed frame (2) is turned over along the hopper underframe (1), the clamping hook device rotates along the direction far away from the rear door (4), and the rear door (4) is opened.
2. The automatic opening and closing structure of a dump truck according to claim 1, characterized in that: the fixing frame (2) is provided with an avoiding hole (7) corresponding to the pressing block (6), and the pressing block (6) can press the rope (5) downwards into the avoiding hole (7).
3. The automatic opening and closing structure of a dump truck according to claim 2, characterized in that: the fixing frame (2) is corresponding to the avoidance hole (7) and is far away from one side of the clamping hook device, a fixing seat (9) is installed on one side of the clamping hook device, and one end of the rope (5) is fixed on the fixing seat (9).
4. The automatic opening and closing structure of a dump truck according to claim 3, characterized in that: and a pulley (10) is arranged on one side of the fixed frame (2) corresponding to the avoidance hole (7) and close to the clamping hook device.
5. The automatic opening and closing structure of a dump truck according to claim 1, characterized in that: and the bottom of the pressing block (6) is provided with a roller (8).
6. The automatic opening and closing structure of a dump truck according to claim 1, characterized in that: the car hopper is characterized in that an installation block (11) is installed at one side, close to the rear door (4), of the bottom of the car hopper chassis (1), a rotating shaft (12) is arranged on the installation block (11), and the clamping hook device is installed on the rotating shaft (12).
7. The automatic opening and closing structure of a dump truck according to claim 6, wherein: the clamping hook device comprises a rocker piece (13) and an opening and closing bucket hook (14), wherein the rocker piece (13) is installed on the rotating shaft (12), and the rocker piece (13) is connected with the rope (5).
8. The automatic opening and closing structure of a dump truck according to any one of claims 1 to 7, wherein: the rope (5) is a steel wire rope or a chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120319770.8U CN214240550U (en) | 2021-02-04 | 2021-02-04 | Automatic opening and closing structure of dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120319770.8U CN214240550U (en) | 2021-02-04 | 2021-02-04 | Automatic opening and closing structure of dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214240550U true CN214240550U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120319770.8U Active CN214240550U (en) | 2021-02-04 | 2021-02-04 | Automatic opening and closing structure of dump truck |
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| CN (1) | CN214240550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114955160A (en) * | 2022-06-22 | 2022-08-30 | 镇江凯信仓储设备有限公司 | Storage metal mesh basket with folding function |
-
2021
- 2021-02-04 CN CN202120319770.8U patent/CN214240550U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114955160A (en) * | 2022-06-22 | 2022-08-30 | 镇江凯信仓储设备有限公司 | Storage metal mesh basket with folding function |
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