CN116811548B - Light truck sealing rear door - Google Patents
Light truck sealing rear door Download PDFInfo
- Publication number
- CN116811548B CN116811548B CN202311107687.4A CN202311107687A CN116811548B CN 116811548 B CN116811548 B CN 116811548B CN 202311107687 A CN202311107687 A CN 202311107687A CN 116811548 B CN116811548 B CN 116811548B
- Authority
- CN
- China
- Prior art keywords
- plate
- door
- fixedly connected
- sealing
- door frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 57
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000001133 acceleration Effects 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 26
- 238000007906 compression Methods 0.000 claims description 26
- 241000196324 Embryophyta Species 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a lightweight truck sealing rear door, which belongs to the technical field of truck accessories and comprises: the door plate is hinged in the door frame, driving assemblies for driving the door plate to rotate are arranged on the front side and the rear side of the door frame, an arc-shaped groove is formed in the outer side of the door plate, a sealing air bag is fixedly installed in the arc-shaped groove, a sealing groove matched with the sealing air bag is formed in the door frame, a communication box is fixedly installed on the front side of the door plate, an elbow is communicated with the rear side of the communication box, the top end of the elbow is communicated with the sealing air bag, and an inflation mechanism for inflating the communication box by means of up-down vibration and front-rear vibration is arranged on the front side of the door plate; the top of the communication box is communicated with a vent pipe, and the outer side of the vent pipe is movably sleeved with a cover cylinder. The sealing airbag can be inflated by the inflation mechanism, and the sealing airbag can be inflated by utilizing jolt generated by a road surface and acceleration and deceleration actions of a truck, so that the sealing effect on the rear door of the truck is improved.
Description
Technical Field
The invention relates to the technical field of truck accessories, in particular to a lightweight truck sealing rear door.
Background
The van is a kind of carriage with independent closed structure or integrated closed structure and is mainly used for commercial vehicles for carrying goods, and the van has the advantages of flexibility, convenient operation, high efficiency, large transportation capacity, full utilization of space, safety, reliability and the like. The transportation task can be completed on various roads in city and also in urban areas.
The patent document with the publication number of CN218197869U discloses a box-type truck back door structure, which comprises a truck cargo box, wherein the right side of the truck cargo box is hinged with a cargo box back door, a cargo conveying frame is arranged above the cargo box back door, a conveying roller is arranged in the cargo conveying frame, a cargo conveying belt is arranged on the outer surface of the conveying roller, and a conveying belt pulley is arranged at the front end of the conveying roller; the motor protection box is fixedly arranged below the cargo box rear door, a conveying motor is arranged in the motor protection box, and a motor belt pulley is arranged at the output end of the conveying motor.
According to the technical scheme, the sealing structure of the truck back door is simple, the sealing stability cannot be guaranteed due to insufficient tightness of the traditional sealing strips, the resistance of opening and closing the door can be increased due to excessive tightness of the traditional sealing strips, the abrasion degree of the sealing strips can be accelerated, the sealing degree can not be automatically enhanced when the road surface jolts, and air leakage can be caused due to vibration generated by jolts; we therefore propose a lightweight truck sealed tailgate to address this problem.
Disclosure of Invention
The invention aims to provide a lightweight truck sealing rear door, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a lightweight wagon sealed rear door comprising: the door plate is hinged in the door frame, driving assemblies for driving the door plate to rotate are arranged on the front side and the rear side of the door frame, an arc-shaped groove is formed in the outer side of the door plate, a sealing air bag is fixedly installed in the arc-shaped groove, a sealing groove matched with the sealing air bag is formed in the door frame, a communication box is fixedly installed on the front side of the door plate, an elbow is communicated with the rear side of the communication box, the top end of the elbow is communicated with the sealing air bag, and an inflation mechanism for inflating the communication box by means of up-down vibration and front-rear vibration is arranged on the front side of the door plate;
the top intercommunication of intercommunication case has the breather pipe, and the outside activity of breather pipe has cup jointed a lid section of thick bamboo, just the top of intercommunication case is provided with and is used for fixing the fixed subassembly of lid section of thick bamboo.
Preferably, the inflation mechanism comprises a mounting plate fixedly connected to the front side of the door plate, a compression box for compressing gas and a piston plate, wherein the piston plate is in sliding sealing connection with the compression box, the compression box is fixedly connected to the bottom of the mounting plate, the top of the piston plate is fixedly connected with a vertical plate, the top of the vertical plate is fixedly provided with a first counterweight plate, the top of the first counterweight plate is fixedly connected with a transverse plate, one side of the mounting plate is fixedly provided with a fixed shaft, the outer side of the fixed shaft is rotationally sleeved with a rotating plate, the front side and the rear side of the rotating plate are rotationally connected with rotating wheels, the rotating wheels are in movable butt with the top of the transverse plate, the top of the rotating plate is fixedly provided with a second counterweight plate, one side bottom of the compression box is communicated with a communicating pipe, and the other end of the communicating pipe is communicated with the communicating box.
Preferably, a plurality of ventilative mouths have been seted up in the outside of breather pipe, the inside fixed mounting of lid section of thick bamboo have the sealing washer, sealing washer movable seal butt in the outside of breather pipe, fixed subassembly including rotate connect in cardboard at lid section of thick bamboo top and two fixed connection in riser at intercommunication case top, two draw-in grooves have all been seted up to one side that the riser is close to each other, cardboard movable joint is in the draw-in groove that corresponds.
Preferably, the two sides of the cover cylinder are fixedly provided with side plates, the two side plates are respectively sleeved on the outer sides of the corresponding vertical plates in a sliding manner, the bottoms of the side plates are fixedly connected with connecting springs, and the bottoms of the connecting springs are fixedly connected with the top of the communication box.
Preferably, the rear side fixedly connected with two reset springs of cardboard, reset spring's rear end fixedly connected with spliced pole, the bottom fixed connection of spliced pole is in the top of lid section of thick bamboo, just the top fixedly connected with circle axle of lid section of thick bamboo, the cardboard rotates and cup joints the outside of circle axle, the outside of circle axle is fixed to be cup jointed the retaining ring, the retaining ring with the top movable butt of cardboard.
Preferably, the inflating mechanisms are arranged in two groups and distributed on two sides of the door frame, the communicating pipe is fixedly provided with a first one-way valve, the bottom of the compression box is provided with an air inlet, and the air inlet is internally and fixedly provided with a second one-way valve.
Preferably, the bottom of the piston plate is fixedly connected with a supporting spring, and the bottom end of the supporting spring is fixedly connected to the inner wall of the bottom of the compression box.
Preferably, the driving assembly comprises a connecting shaft fixedly connected to the front side of the door plate, a mounting shaft fixedly connected to the door frame and a hydraulic cylinder, wherein the outer side of the mounting shaft is rotatably sleeved with a rotating seat, the rotating seat is fixedly sleeved on the outer side of the hydraulic cylinder, a rotating ring is fixedly connected to the output end of the hydraulic cylinder, and the rotating ring is rotatably sleeved on the outer side of the connecting shaft.
Preferably, the front side of door frame fixed mounting has two swash plates, the front side fixed mounting of door plant has two articulated plates, two the equal fixedly connected with articulated shaft of one side that the articulated plate kept away from each other, two the swash plate rotates the outside of cup jointing at the articulated shaft that corresponds respectively.
The invention has the beneficial effects that:
according to the lightweight truck sealing back door, the piston plate moves up and down in the compression box through the supporting spring matched with the first counterweight plate, external air is sucked into the compression box through the air inlet in the downward movement process of the piston plate, air in the compression box can be pressed into the communication box in the downward movement process of the piston plate, reverse circulation of the air is limited under the cooperation of the first one-way valve and the second one-way valve, the communication box is inflated gradually in the continuous up and down movement process of the piston plate, air pressure in the communication box is increased, air is led into the sealing air bag through the bent pipe, the air pressure in the sealing air bag is increased, and the sealing air bag is tightly abutted against the sealing groove on the door frame, so that the sealing effect of the door plate is improved;
according to the light truck sealing rear door, the rotating plate can rotate back and forth around the fixed shaft when accelerating and decelerating through the second counterweight plate truck, and the piston plate is driven to move up and down through the abutting joint of the rotating wheel and the transverse plate, so that the up and down movement of the piston plate is controlled by the acceleration and deceleration actions of the truck, and the sealing effect on the door plate is improved;
according to the light truck sealing rear door, the cover cylinder can be conveniently fixed to fix the communication box through the fixing assembly, the cover cylinder is conveniently released from being fixed to the opening position, and the sealing air bag is conveniently decompressed, so that the door plate is conveniently opened, abrasion to the sealing air bag in the opening process is prevented, and the service life is prolonged;
according to the light truck sealing rear door, the driving assembly is arranged to conveniently drive the door plate to rotate to open and close, and the inclined support can be formed during opening so as to facilitate loading and unloading.
Drawings
Fig. 1 is a schematic perspective view of a lightweight wagon sealed rear door according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a lightweight wagon seal back door according to the present invention;
FIG. 5 is an enlarged view of a portion C of FIG. 4;
FIG. 6 is a schematic side sectional view of a lightweight truck seal back door according to the present invention;
FIG. 7 is an enlarged view of a portion D of FIG. 6;
FIG. 8 is a schematic view showing a split perspective structure of a door panel, a door frame, an elbow and a sealed airbag according to the present invention;
FIG. 9 is a schematic perspective view of a communication box and a fixing assembly according to the present invention;
FIG. 10 is a schematic cross-sectional view of a communication box and a fastening assembly according to the present invention;
fig. 11 is a partial enlarged view of a portion E in fig. 10.
In the figure: 1. a door panel; 101. an arc-shaped groove; 2. a door frame; 201. sealing grooves; 3. a communication box; 301. a vent pipe; 302. a cover cylinder; 303. a clamping plate; 304. a vertical plate; 3041. a clamping groove; 305. a side plate; 306. a connecting spring; 307. a circular shaft; 308. a return spring; 4. a communicating pipe; 5. a compression box; 6. bending the pipe; 7. sealing the air bag; 8. a mounting plate; 9. a riser; 10. a cross plate; 11. a first one-way valve; 12. a second one-way valve; 13. a first weight plate; 14. a fixed shaft; 15. a rotating plate; 16. a rotating wheel; 17. a second weight plate; 18. a sloping plate; 19. a hinge shaft; 20. a hinged plate; 21. a connecting shaft; 22. a rotating seat; 23. a mounting shaft; 24. a hydraulic cylinder; 25. a piston plate; 26. and a support spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-11, a lightweight wagon seal back door, comprising: the door plate 1 and the door frame 2 are made of light materials, the door plate 1 is hinged in the door frame 2, driving components for driving the door plate 1 to rotate are arranged on the front side and the rear side of the door frame 2, an arc-shaped groove 101 is formed in the outer side of the door plate 1, a sealing airbag 7 is fixedly installed in the arc-shaped groove 101, a sealing groove 201 matched with the sealing airbag 7 is formed in the door frame 2, a communication box 3 is fixedly installed on the front side of the door plate 1, an elbow 6 is communicated with the rear side of the communication box 3, the top end of the elbow 6 is communicated with the sealing airbag 7, and an inflation mechanism for inflating the communication box 3 by utilizing up-down vibration and front-rear vibration is arranged on the front side of the door plate 1;
the top of the communication box 3 is communicated with a vent pipe 301, the outside of the vent pipe 301 is movably sleeved with a cover cylinder 302, and the top of the communication box 3 is provided with a fixing assembly for fixing the cover cylinder 302.
In this embodiment, the inflation mechanism includes mounting panel 8, compression case 5 and piston plate 25 that are used for compressed gas in fixed connection in door plant 1 front side, piston plate 25 sliding seal connects in compression case 5, and compression case 5 fixed connection is in the bottom of mounting panel 8, and the top fixedly connected with riser 9 of piston plate 25, the top fixedly mounted of riser 9 has first counter weight 13, the top fixedly connected with diaphragm 10 of first counter weight 13, and one side fixed mounting of mounting panel 8 has fixed axle 14, the outside rotation of fixed axle 14 has cup jointed rotor plate 15, both sides all rotate around rotor plate 15 are connected with runner 16, runner 16 and the top movable butt of diaphragm 10, the top fixed mounting of rotor plate 15 has second counter weight 17, one side bottom intercommunication of compression case 5 has communicating pipe 4, the other end of communicating pipe 4 is linked together with the intercommunication case 3.
In this embodiment, a plurality of ventilation openings are provided in the outside of the ventilation pipe 301, a sealing ring is fixedly mounted in the cover cylinder 302, the sealing ring is movably sealed and abutted to the outside of the ventilation pipe 301, the fixing assembly comprises a clamping plate 303 rotatably connected to the top of the cover cylinder 302 and two vertical plates 304 fixedly connected to the top of the communication box 3, two clamping grooves 3041 are provided on one sides of the two vertical plates 304, which are close to each other, and the clamping plate 303 is movably clamped in the corresponding clamping grooves 3041.
In this embodiment, the two sides of the cover cylinder 302 are fixedly provided with side plates 305, the two side plates 305 are respectively and slidably sleeved on the outer sides of the corresponding vertical plates 304, the bottoms of the side plates 305 are fixedly connected with connecting springs 306, and the bottom ends of the connecting springs 306 are fixedly connected to the top of the communication box 3.
In this embodiment, two return springs 308 are fixedly connected to the rear side of the clamping plate 303, a connecting column is fixedly connected to the rear end of the return spring 308, the bottom end of the connecting column is fixedly connected to the top of the cover cylinder 302, a circular shaft 307 is fixedly connected to the top of the cover cylinder 302, the clamping plate 303 is rotatably sleeved on the outer side of the circular shaft 307, a retainer ring is fixedly sleeved on the outer side of the circular shaft 307, and the retainer ring is movably abutted to the top of the clamping plate 303.
In this embodiment, the inflating mechanisms are arranged in two groups and distributed on two sides of the door frame 2, the communicating pipe 4 is fixedly provided with the first check valve 11, the bottom of the compression box 5 is provided with the air inlet, the air inlet is internally fixedly provided with the second check valve 12, the conducting direction of the first check valve 11 faces the communicating box 3, and the conducting direction of the second check valve 12 is from bottom to top.
In this embodiment, the bottom of the piston plate 25 is fixedly connected with a supporting spring 26, and the bottom end of the supporting spring 26 is fixedly connected to the bottom inner wall of the compression box 5, so that the piston plate 25 can be reset.
In this embodiment, the drive assembly includes connecting axle 21 of fixed connection in door plant 1 front side, mounting axle 23 and pneumatic cylinder 24 on door frame 2 of fixed connection, the outside rotation of mounting axle 23 has cup jointed rotation seat 22, rotation seat 22 is fixed cup joints in the outside of pneumatic cylinder 24, and fixedly connected with swivel becket on the output of pneumatic cylinder 24, swivel becket rotates the outside of cup jointing at connecting axle 21, thereby the rotation of convenient drive door plant 1 is opened and is closed, and can form the slant bearing when opening and conveniently load and unload.
In this embodiment, two inclined plates 18 are fixedly mounted on the front side of the door frame 2, two hinge plates 20 are fixedly mounted on the front side of the door panel 1, hinge shafts 19 are fixedly connected to the sides, away from each other, of the two hinge plates 20, and the two inclined plates 18 are respectively rotatably sleeved on the outer sides of the corresponding hinge shafts 19, so that stable rotation of the door panel 1 around the hinge shafts 19 can be ensured.
In this embodiment, when in use, by fixedly mounting the door frame 2 at the tail end of the boxcar, when the door frame 2 and the door panel 1 vibrate up and down due to jolt during the running of the boxcar, the first weight plate 13 is not synchronous with the movement of the door frame 2 due to the self relationship, so that the piston plate 25 moves up and down in the compression box 5, and the second weight plate 17 and the rotating plate 15 are also caused to rotate around the fixed shaft 14 during acceleration and deceleration of the boxcar, and the piston plate 25 is driven to move up and down by the abutting of the rotating wheel 16 and the transverse plate 10, so that the bump generated by the road surface and the acceleration and deceleration actions of the boxcar are utilized to control the up and down movement of the piston plate 25, and the outside air is sucked into the compression box 5 through the air inlet during the downward movement of the piston plate 25, so that the air in the compression box 5 can be pressed into the communication box 3, and the reverse circulation of the air is restricted under the cooperation of the first one-way valve 11 and the second one-way valve 12, so that the communication box 3 is gradually moved up and down during the continuous upward movement of the piston plate 25, so that the air pressure in the air bag 7 is sealed up and sealed by the air bag 1 is further increased, and the air pressure in the sealing groove 7 is sealed up and sealed by the air bag 1;
the clamping plate 303 can be rotated, so that after the clamping plate 303 is separated from the clamping groove 3041, the clamping plate 303 is pulled upwards to drive the cover cylinder 302 to move upwards, the sealing ring is separated from contact with the ventilation opening, and the gas in the communication box 3 can be discharged through the ventilation opening, so that pressure relief is performed;
by starting the hydraulic cylinder 24, the output end of the hydraulic cylinder is controlled to extend, so that the door plate 1 is driven to rotate and open by taking the hinge shaft 19 as the axis, and the door plate 1 is conveniently used as a support to facilitate loading and unloading.
The light truck sealing rear door provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present invention and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (5)
1. A lightweight wagon sealed rear door, comprising: door plant (1) and door frame (2), door plant (1) articulates in door frame (2), and both sides all are provided with the drive assembly who is used for driving door plant (1) rotatory around door frame (2), and arc wall (101) have been seted up in the outside of door plant (1), fixed mounting has sealed gasbag (7) in arc wall (101), set up seal groove (201) with sealed gasbag (7) adaptation in door frame (2), the front side fixed mounting of door plant (1) has intercommunication case (3), the rear side intercommunication of intercommunication case (3) has return bend (6), the top of return bend (6) with sealed gasbag (7) are linked together, just the front side of door plant (1) is provided with and utilizes upper and lower vibration and front and back vibration to the inflated inflation mechanism of intercommunication case (3).
The top intercommunication of intercommunication case (3) has breather pipe (301), and the outside activity of breather pipe (301) has cup jointed lid section of thick bamboo (302), just the top of intercommunication case (3) is provided with and is used for fixing the fixed subassembly of lid section of thick bamboo (302), inflation mechanism including fixed connection in mounting panel (8) of door plant (1) front side, compression case (5) and piston board (25) that are used for compressed gas, piston board (25) sliding seal connect in compression case (5), just compression case (5) fixed connection in the bottom of mounting panel (8), just the top fixedly connected with riser (9) of piston board (25), the top fixed mounting of riser (9) has first counter weight board (13), the top fixedly connected with diaphragm (10) of first counter weight board (13), just one side fixed mounting of mounting panel (8) has fixed axle (14), the outside rotation of fixed axle (14) has cup jointed rotating plate (15), the front and back both sides of rotating plate (15) are connected with in rotation 16, the top fixedly connected with diaphragm (15) of rotating plate (16), the top of rotating plate (15) is connected with the top of rotating plate (15) and the top of rotating plate (15), the other end of the communicating pipe (4) is communicated with the communicating box (3), the two groups of inflation mechanisms are distributed on two sides of the door frame (2), a first one-way valve (11) is fixedly installed on the communicating pipe (4), an air inlet is formed in the bottom of the compression box (5), and a second one-way valve (12) is fixedly installed in the air inlet;
when the door frame (2) and the door plate (1) vibrate up and down due to jolt in the running process of the truck, the first counterweight plate (13) is asynchronous with the movement of the door frame (2) due to the self relationship, so that the piston plate (25) moves up and down in the compression box (5), the second counterweight plate (17) and the rotating plate (15) can rotate around the fixed shaft (14) back and forth during acceleration and deceleration of the truck, the piston plate (25) is driven to move up and down by the abutting of the rotating wheel (16) and the transverse plate (10), the air pressure of the air bag (7) is continuously increased by the abutting of the rotating wheel (16) and the transverse plate (10), the air bag (7) is continuously increased in the sealing groove (7) by the abutting of the air bag (7) in the sealing process of the air bag (2) in the downward movement process, and the outside air is sucked into the compression box (5) through the air inlet in the downward movement of the piston plate (25), thereby improving the sealing effect of the door plate (1);
a plurality of ventilation openings are formed in the outer side of the ventilation pipe (301), a sealing ring is fixedly mounted in the cover cylinder (302), the sealing ring is movably and tightly abutted to the outer side of the ventilation pipe (301), the fixing assembly comprises a clamping plate (303) rotatably connected to the top of the cover cylinder (302) and two vertical plates (304) fixedly connected to the top of the communication box (3), two clamping grooves (3041) are formed in one sides, close to each other, of the two vertical plates (304), and the clamping plate (303) is movably clamped in the corresponding clamping grooves (3041);
both sides of the cover cylinder (302) are fixedly provided with side plates (305), two side plates (305) are respectively and slidably sleeved on the outer sides of corresponding vertical plates (304), the bottoms of the side plates (305) are fixedly connected with connecting springs (306), and the bottom ends of the connecting springs (306) are fixedly connected with the top of the communication box (3).
2. The lightweight truck sealing back door according to claim 1, characterized in that the rear side of the clamping plate (303) is fixedly connected with two reset springs (308), the rear ends of the reset springs (308) are fixedly connected with connecting columns, the bottom ends of the connecting columns are fixedly connected with the top of the cover cylinder (302), the top of the cover cylinder (302) is fixedly connected with a circular shaft (307), the clamping plate (303) is rotatably sleeved on the outer side of the circular shaft (307), a retainer ring is fixedly sleeved on the outer side of the circular shaft (307), and the retainer ring is movably abutted with the top of the clamping plate (303).
3. The lightweight wagon sealing rear door according to claim 1, characterized in that the bottom of the piston plate (25) is fixedly connected with a supporting spring (26), and the bottom end of the supporting spring (26) is fixedly connected to the bottom inner wall of the compression box (5).
4. The light truck sealing rear door according to claim 1, wherein the driving assembly comprises a connecting shaft (21) fixedly connected to the front side of the door plate (1), a mounting shaft (23) fixedly connected to the door frame (2) and a hydraulic cylinder (24), a rotating seat (22) is rotatably sleeved on the outer side of the mounting shaft (23), the rotating seat (22) is fixedly sleeved on the outer side of the hydraulic cylinder (24), and a rotating ring is fixedly connected to the output end of the hydraulic cylinder (24) and rotatably sleeved on the outer side of the connecting shaft (21).
5. The lightweight truck sealing rear door according to claim 1, wherein two inclined plates (18) are fixedly mounted on the front side of the door frame (2), two hinge plates (20) are fixedly mounted on the front side of the door plate (1), hinge shafts (19) are fixedly connected to one sides, away from each other, of the two hinge plates (20), and the two inclined plates (18) are respectively rotatably sleeved on the outer sides of the corresponding hinge shafts (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311107687.4A CN116811548B (en) | 2023-08-31 | 2023-08-31 | Light truck sealing rear door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311107687.4A CN116811548B (en) | 2023-08-31 | 2023-08-31 | Light truck sealing rear door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116811548A CN116811548A (en) | 2023-09-29 |
| CN116811548B true CN116811548B (en) | 2023-11-21 |
Family
ID=88122510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311107687.4A Active CN116811548B (en) | 2023-08-31 | 2023-08-31 | Light truck sealing rear door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116811548B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107079867A (en) * | 2017-06-30 | 2017-08-22 | 秦飞 | A kind of raising fish and shrimp case |
| CN109619021A (en) * | 2019-01-02 | 2019-04-16 | 秦飞 | A kind of live fish cultivation transport case |
| CN111997494A (en) * | 2020-09-10 | 2020-11-27 | 汤会香 | Civil air defense door based on high-barrier effect |
| WO2023082930A1 (en) * | 2022-06-07 | 2023-05-19 | 中国长江三峡集团有限公司 | Sluice gate automatic inflation leak-plugging apparatus and operation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9636983B2 (en) * | 2011-11-21 | 2017-05-02 | Hyundai Translead | Pneumatic door seal |
| US11060345B2 (en) * | 2018-04-18 | 2021-07-13 | Elizabeth Page | Temporary water barrier to prevent flooding through residential and commercial doors |
| US11479098B2 (en) * | 2019-10-31 | 2022-10-25 | George Robinson | Inflatable gate seal assembly |
| KR20230073834A (en) * | 2021-11-19 | 2023-05-26 | 현대자동차주식회사 | Variable type weather strip assembly |
-
2023
- 2023-08-31 CN CN202311107687.4A patent/CN116811548B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107079867A (en) * | 2017-06-30 | 2017-08-22 | 秦飞 | A kind of raising fish and shrimp case |
| CN109619021A (en) * | 2019-01-02 | 2019-04-16 | 秦飞 | A kind of live fish cultivation transport case |
| CN111997494A (en) * | 2020-09-10 | 2020-11-27 | 汤会香 | Civil air defense door based on high-barrier effect |
| WO2023082930A1 (en) * | 2022-06-07 | 2023-05-19 | 中国长江三峡集团有限公司 | Sluice gate automatic inflation leak-plugging apparatus and operation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116811548A (en) | 2023-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1284032A (en) | Vehicle drive wheel assembly | |
| CN85109706A (en) | Vehicle body | |
| CN116811548B (en) | Light truck sealing rear door | |
| CN109178937A (en) | A kind of novel glass frame | |
| CN100584660C (en) | Totally-enclosed environmental protection straw cover device with hood structure | |
| CN208576596U (en) | A kind of omnidirectional's electric drive platform truck | |
| CN210259106U (en) | Bag mouth clamping and conveying mechanism | |
| CN101837756B (en) | Totally-enclosed environment-friendly covering device for optical axis guide rail | |
| KR102111472B1 (en) | Reduction gear for electric vehicle | |
| CN213112498U (en) | Special isolating agent production transportation device for radial tires of cars | |
| CN212555715U (en) | Hydraulic wheel-side drive axle and single-side wheel type hydraulic independent suspension | |
| CN209813824U (en) | Multi-link cargo car roof system | |
| CN209700627U (en) | Vehicle electric steering shaft | |
| CN112829568A (en) | Suspension type semi-hinged structure wide-body dumper | |
| CN209852438U (en) | Electric automobile trunk and electric automobile | |
| CN113276749A (en) | Integrated modularized dumper suspension module, driving module and dumper applying same | |
| CN214945986U (en) | Air charging device of air spring | |
| CN206288913U (en) | Reach truck | |
| CN110510016A (en) | Crawler type escaping apparatus | |
| CN219791780U (en) | Novel mine car uninstallation helping hand device | |
| CN214524274U (en) | Chain belt transmission vehicle driving device | |
| CN216268884U (en) | Lifting mechanism and vehicle | |
| CN216708940U (en) | Follow-up steering air suspension device | |
| CN220262977U (en) | Centrally-mounted motor assembly of electric vehicle | |
| KR102428418B1 (en) | Driving apparatus of small electric truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |