CN209972601U - Automatic control device for automatic unloading back door of large truck - Google Patents
Automatic control device for automatic unloading back door of large truck Download PDFInfo
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- CN209972601U CN209972601U CN201920590347.4U CN201920590347U CN209972601U CN 209972601 U CN209972601 U CN 209972601U CN 201920590347 U CN201920590347 U CN 201920590347U CN 209972601 U CN209972601 U CN 209972601U
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- fixedly connected
- truck
- control device
- automatic control
- automatic
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- 238000001125 extrusion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 210000003437 trachea Anatomy 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of freight train equipment, especially, automatic back door automatic control device that unloads of large truck, including the boxcar bottom plate, the equal fixedly connected with protection station board of surface on the both ends of boxcar bottom plate, two the regulation chamber has been seted up to the inside of protection station board, the inside of adjusting the chamber is provided with adjusting device, and adjusting device is including first spring, the one end of first spring and the interior roof fixed connection who adjusts the chamber, and the bottom of boxcar bottom plate is provided with fixed positioning device, and fixed positioning device is including the locating piece, the upper surface of locating piece and the bottom fixed connection of boxcar bottom plate. This automatic thing back door automatic control device that unloads of large truck has seted up through the inside that sets up two protection station boards and has adjusted the chamber, and the inside in adjusting the chamber is provided with adjusting device, and adjusting device is including first spring, the one end of first spring and the interior roof fixed connection in adjusting the chamber to automatic control has been reached and the effect of opening the carriage door.
Description
Technical Field
The utility model relates to a freight train technical field especially relates to an automatic thing back door automatic control device that unloads of large truck.
Background
When the existing large truck is used for pulling or unloading goods, a driver is required to stop the truck and get off the truck to the rear door of the truck carriage, the rear door of the carriage needs to be opened at this time, the cab is controlled to lift and unload the goods, and the truck can be driven to drive away only by manually closing the carriage door after the unloading is finished, so that the truck door cannot be automatically controlled to be opened in the cab, and the automatic control device for the rear door of the large truck for automatically unloading goods is required.
SUMMERY OF THE UTILITY MODEL
Based on current can not just can automatic control open the technical problem of carriage door at the driver's cabin, the utility model provides an automatic thing back door automatic control device that unloads of large truck.
The utility model provides an automatic back door automatic control device that unloads of large truck, including the boxcar bottom plate, the equal fixedly connected with protection station board of surface on the both ends of boxcar bottom plate, two the regulation chamber has been seted up to the inside of protection station board, the inside of adjusting the chamber is provided with adjusting device, adjusting device is including first spring, the one end of first spring and the interior roof fixed connection who adjusts the chamber, the bottom of boxcar bottom plate is provided with fixed positioning device, fixed positioning device is including the locating piece, the upper surface of locating piece and the bottom fixed connection of boxcar bottom plate, the fixed intercommunication of inner bottom wall of adjusting the chamber has oil pipe, the hydraulic system fixed connection of oil pipe's one end and automobile body.
Preferably, the opposite surfaces of the two protection station plates are fixedly connected with first bearings, inner rings of the two first bearings are fixedly connected with rotating shafts, and the surfaces of the rotating shafts are fixedly connected with a carriage door and a gear respectively.
Preferably, the other end of the first spring is fixedly connected with a piston, and the surface of the piston is in sliding insertion connection with the inner wall of the adjusting cavity.
Preferably, the surface of the piston is fixedly connected with a second sealing ring, and the surface of the second sealing ring is in sliding insertion connection with the inner wall of the adjusting cavity.
Preferably, the upper surface of the piston is fixedly connected with a rack, the inner top wall of the adjusting cavity is provided with a sliding groove, the surface of the rack is in sliding insertion connection with the inner wall of the sliding groove, and the surface of the rack is meshed with the surface of the gear.
Preferably, a rotating groove is formed in the surface of the positioning block, a second bearing is fixedly connected to the inner wall of the rotating groove, rotating shafts are fixedly connected to inner rings of the two second bearings, and an extrusion block is fixedly connected to the surface of each rotating shaft.
Preferably, the bottom of the bottom plate of the truck compartment is fixedly connected with a gas storage tank and a brake sub-pump respectively, the surface of the gas storage tank is fixedly connected with a gas pipe, one end of the gas pipe is fixedly connected with the surface of the brake sub-pump, the surface of the brake sub-pump is fixedly connected with a telescopic rod, one end of the telescopic rod is hinged to the surface of the extrusion block, and the other end of the gas pipe extends to the inside of the cab.
The utility model provides a beneficial effect does:
1. the adjusting cavity is formed in the two protection station plates, the adjusting device is arranged in the adjusting cavity and comprises a first spring, one end of the first spring is fixedly connected with the inner top wall of the adjusting cavity, and therefore the effect that the carriage door is opened by automatic control is achieved.
2. The bottom of the wagon carriage bottom plate is provided with the fixed positioning device which comprises a positioning block, and the upper surface of the positioning block is fixedly connected with the bottom of the wagon carriage bottom plate, so that the effect of automatically locking the carriage door is achieved.
Drawings
FIG. 1 is a schematic structural diagram of an automatic control device for a rear door of a truck for automatic unloading;
FIG. 2 is a top view of a car door structure of an automatic control device for a rear door of a truck for automatic unloading;
FIG. 3 is a perspective view of a car door structure of an automatic control device for a rear door of a truck for automatic unloading;
FIG. 4 is a front view of a positioning block structure of an automatic control device for a rear door of a truck for automatic unloading;
fig. 5 is a side view of a positioning block structure of the automatic control device for the automatic unloading back door of the large truck.
In the figure: 1. a boxcar floor; 2. a protection station board; 3. an adjustment chamber; 4. a first spring; 41. a first bearing; 42. a rotating shaft; 43. a compartment door; 44. a gear; 45. a piston; 46. a second seal ring; 47. a rack; 48. a chute; 5. positioning blocks; 51. a rotating groove; 52. a second bearing; 53. a rotating shaft; 54. extruding the block; 55. a gas storage tank; 56. a brake cylinder; 57. an air tube; 58. a telescopic rod; 6. and (4) an oil pipe.
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. 1-5, an automatic control device for a rear door of a large truck for automatic unloading, as shown in fig. 1-3, comprises a truck bed bottom plate 1, wherein protective station plates 2 are fixedly connected to the upper surfaces of two ends of the truck bed bottom plate 1, an adjusting cavity 3 is formed inside each of the two protective station plates 2, an adjusting device is arranged inside each adjusting cavity 3, the adjusting device comprises a first spring 4, and one end of each first spring 4 is fixedly connected with the inner top wall of the adjusting cavity 3; the opposite surfaces of the two protection station plates 2 are fixedly connected with first bearings 41, the inner rings of the two first bearings 41 are fixedly connected with rotating shafts 42, and the surfaces of the rotating shafts 42 are fixedly connected with carriage doors 43 and gears 44 respectively; the other end of the first spring 4 is fixedly connected with a piston 45, and the surface of the piston 45 is in sliding insertion connection with the inner wall of the adjusting cavity 3; the surface of the piston 45 is fixedly connected with a second sealing ring 46, and the surface of the second sealing ring 46 is inserted with the inner wall of the adjusting cavity 3 in a sliding manner; the upper surface of the piston 45 is fixedly connected with a rack 47, the inner top wall of the adjusting cavity 3 is provided with a sliding chute 48, the surface of the rack 47 is in sliding insertion connection with the inner wall of the sliding chute 48, and the surface of the rack 47 is meshed with the surface of the gear 44; an adjusting cavity 3 is formed in the two protection station plates 2, an adjusting device is arranged in the adjusting cavity 3 and comprises a first spring 4, and one end of the first spring 4 is fixedly connected with the inner top wall of the adjusting cavity 3, so that the effect of automatically controlling the opening of a carriage door is achieved;
as shown in fig. 4-5, a fixed positioning device is arranged at the bottom of the bottom plate 1 of the wagon box, the fixed positioning device comprises a positioning block 5, the upper surface of the positioning block 5 is fixedly connected with the bottom of the bottom plate 1 of the wagon box, an oil pipe 6 is fixedly communicated with the inner bottom wall of the adjusting cavity 3, and one end of the oil pipe 6 is fixedly connected with a hydraulic system of the wagon body; a rotating groove 51 is formed in the surface of the positioning block 5, second bearings 52 are fixedly connected to the inner walls of the rotating groove 51, rotating shafts 53 are fixedly connected to the inner rings of the two second bearings 52, and extrusion blocks 54 are fixedly connected to the surfaces of the rotating shafts 53; the bottom of the bottom plate 1 of the truck compartment is fixedly connected with an air storage tank 55 and a brake cylinder 56 respectively, the surface of the air storage tank 55 is fixedly connected with an air pipe 57, one end of the air pipe 57 is fixedly connected with the surface of the brake cylinder 56, the surface of the brake cylinder 56 is fixedly connected with an expansion link 58, one end of the expansion link 58 is hinged with the surface of the extrusion block 54, and the other end of the air pipe 57 extends into the cab; the bottom of the wagon box bottom plate 1 is provided with a fixed positioning device which comprises a positioning block 5, and the upper surface of the positioning block 5 is fixedly connected with the bottom of the wagon box bottom plate 1, so that the effect of automatically locking the wagon box door is achieved.
The working principle is as follows: when the compartment door 43 needs to be opened, a truck driver can directly control the brake sub-pump 56 in the cab to extend the telescopic end of the telescopic rod 58 to drive the extrusion block 54 to be hinged away from the compartment door 43, simultaneously open a hydraulic system of the truck, the hydraulic system works to push hydraulic oil in the hydraulic tank to flow, the hydraulic oil flows into the adjusting cavity 3, the piston 45 is pushed to move upwards through oil pressure to drive the rack 47 to move, the gear 44 is driven to rotate through meshing, the rotating shaft 42 is driven to rotate, the rotating shaft 42 rotates to drive the compartment door 43 to rotate and open, the oil pressure continues to work and flow to push the compartment bottom plate 1 of the truck to be hinged for unloading, when the cargo is unloaded, the hydraulic system is closed, the hydraulic oil flows back into the hydraulic tank, the rack 47 is controlled to move downwards to drive the compartment door 43 to close under the elastic force of the first spring 4 and the gravity of the compartment door 43, and after the compartment door 43 is, the telescopic end of the telescopic rod 58 is controlled to retract, and the extrusion block 54 is driven to be hinged to extrude the carriage door 43 to be locked and positioned.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an automatic back door automatic control device that unloads of large truck, includes boxcar bottom plate (1), its characterized in that: the truck carriage base plate comprises a truck carriage base plate (1), wherein the upper surfaces of two ends of the truck carriage base plate (1) are fixedly connected with protection station plates (2) respectively, two regulation cavities (3) are formed in the protection station plates (2), regulation devices are arranged in the regulation cavities (3) respectively, each regulation device comprises a first spring (4), one end of each first spring (4) is fixedly connected with the inner top wall of each regulation cavity (3), the bottom of the truck carriage base plate (1) is provided with a fixed positioning device, each fixed positioning device comprises a positioning block (5), the upper surface of each positioning block (5) is fixedly connected with the bottom of the truck carriage base plate (1), the inner bottom wall of each regulation cavity (3) is fixedly communicated with an oil pipe (6), and one end of each oil pipe (6) is fixedly connected with a hydraulic system of a truck body.
2. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 1, wherein: the two opposite surfaces of the two protection station plates (2) are fixedly connected with first bearings (41), inner rings of the two first bearings (41) are fixedly connected with rotating shafts (42), and the surfaces of the rotating shafts (42) are fixedly connected with a carriage door (43) and a gear (44) respectively.
3. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 1, wherein: the other end of the first spring (4) is fixedly connected with a piston (45), and the surface of the piston (45) is in sliding insertion connection with the inner wall of the adjusting cavity (3).
4. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 3, characterized in that: the surface of the piston (45) is fixedly connected with a second sealing ring (46), and the surface of the second sealing ring (46) is in sliding insertion connection with the inner wall of the adjusting cavity (3).
5. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 3, characterized in that: the upper surface of piston (45) fixed connection has rack (47), spout (48) have been seted up to the interior roof of adjusting chamber (3), the surface of rack (47) is pegged graft with the inner wall slip of spout (48), the surface meshing of rack (47) and gear (44).
6. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 1, wherein: the surface of the positioning block (5) is provided with a rotating groove (51), the inner wall of the rotating groove (51) is fixedly connected with a second bearing (52), the inner rings of the two second bearings (52) are fixedly connected with a rotating shaft (53), and the surface of the rotating shaft (53) is fixedly connected with an extrusion block (54).
7. The automatic control device for the automatic unloading back door of the large truck as claimed in claim 6, wherein: the bottom of freight car bottom plate (1) is fixedly connected with gas holder (55) and brake wheel cylinder (56) respectively, the fixed surface of gas holder (55) is connected with trachea (57), the one end of trachea (57) and the fixed surface of brake wheel cylinder (56) are connected, the fixed surface of brake wheel cylinder (56) is connected with telescopic link (58), the one end of telescopic link (58) is articulated with the surface of extrusion piece (54), the other end of trachea (57) extends to the inside of driver's cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590347.4U CN209972601U (en) | 2019-04-28 | 2019-04-28 | Automatic control device for automatic unloading back door of large truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590347.4U CN209972601U (en) | 2019-04-28 | 2019-04-28 | Automatic control device for automatic unloading back door of large truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209972601U true CN209972601U (en) | 2020-01-21 |
Family
ID=69259843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920590347.4U Expired - Fee Related CN209972601U (en) | 2019-04-28 | 2019-04-28 | Automatic control device for automatic unloading back door of large truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209972601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114954690A (en) * | 2022-06-09 | 2022-08-30 | 河北君宇广利专用汽车制造有限公司 | Various dismouting flower fence structure of mode of opening door |
-
2019
- 2019-04-28 CN CN201920590347.4U patent/CN209972601U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114954690A (en) * | 2022-06-09 | 2022-08-30 | 河北君宇广利专用汽车制造有限公司 | Various dismouting flower fence structure of mode of opening door |
| CN114954690B (en) * | 2022-06-09 | 2024-01-02 | 河北君宇广利专用汽车制造有限公司 | Multi-mode door-opening dismounting flower fence structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |