CN212098595U - Hydraulic back door for hydraulic tail plate - Google Patents
Hydraulic back door for hydraulic tail plate Download PDFInfo
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- CN212098595U CN212098595U CN202020840971.8U CN202020840971U CN212098595U CN 212098595 U CN212098595 U CN 212098595U CN 202020840971 U CN202020840971 U CN 202020840971U CN 212098595 U CN212098595 U CN 212098595U
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- door body
- cover plate
- rear door
- hydraulic
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Abstract
The utility model provides a hydraulic back door for a hydraulic tail plate, which comprises a back door body and a cover plate; the rear door body is hinged to the lower side of the rear end opening of the compartment body through a connecting piece A, a connecting piece B is arranged on the cover plate and is hinged to the upper end of the rear door body through the connecting piece B, a baffle is arranged on the outer side of the lower end of the cover plate, an upper clamping groove is formed in the inner side of the top end of the rear door body, an outer clamping groove is formed in the outer side of the top end of the rear door body, and a rubber sealing frame is further connected to the outer side of. The rear door body overturns downwards to be attached to the trapezoidal fixture block, when the front end inclined flat structure of the cover plate is attached to the ground, the hinged end of the rear door body and the inner side bottom end of the rear end opening of the compartment body are flush, in the process of upward rotation of the rear door body, the baffle plate and the cover plate rotate around the rear door body under the action of the L-shaped top plate, the cover plate is attached to the rubber cushion pad, the lower end of the rear side of the cover plate is clamped into the upper clamping groove, and the rainwater is prevented from permeating into the compartment body through the top of the rear door body.
Description
Technical Field
The utility model belongs to the technical field of van back door, more specifically says, in particular to hydraulic pressure back door for hydraulic pressure tailboard.
Background
Most of the existing van-type vehicles are provided with cantilever type hydraulic tail plates, and the tail plates are mostly fixed at the tail ends of automotive girders. The tail plate is controlled to rotate to open and close and vertically lift through electric control operation. And opening the carriage door after the tail plate descends to the ground, and carrying out cargo handling operation.
If the application number is: in CN 201621147203.4's patent, a van hydraulic pressure back door device based on hydraulic pressure tailboard design is disclosed, does not have the hydraulic pressure back door railway carriage or compartment body to current market, and current take hydraulic pressure tailboard freight train back door and tailboard are independent system, have the maloperation and lead to potential safety hazards such as mutual collision damage, and the carriage inner space reduces, and the carriage back door is manual opening, and intensity of labour and efficiency are all not ideal, the utility model provides a design a section hydraulic pressure back door device based on hydraulic pressure tailboard, the device has cancelled the back door, regards the tailboard as the back door to with the tailboard design for can be up-and-down motion and rotatory structure, can conveniently load and unload the goods, optimize the design again to back door frame and tailboard structure, size, and the system has considered the leakproofness and the tailboard and has closed spacingly, assurance system is reliable, safe.
Based on the aforesaid, among the traditional hydraulic pressure back door, link to each other through direct and hydraulic drive jar, the hydraulic pressure back door is when contacting ground downwards, perhaps upwards overturn to hold at ordinary times with railway carriage or compartment body rear end opening inboard, be equipped with great gap between hydraulic pressure back door and the railway carriage or compartment body rear end opening, influence the downward unloading of goods and the upward transport of goods, secondly, the top of hydraulic pressure back door lacks shelters from the structure, infiltration between rainwater sees through hydraulic pressure back door and the railway carriage or compartment body rear end opening easily in rainy day.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a hydraulic pressure back door for hydraulic pressure tailboard to be equipped with great gap between solving hydraulic pressure back door and the railway carriage or compartment body rear end opening, influence the downward unloading of goods and the upward transport and the rainwater of goods see through the problem of infiltration between hydraulic pressure back door and the railway carriage or compartment body rear end opening easily.
The utility model is used for the purpose and the efficiency of the hydraulic pressure back door of hydraulic pressure tailboard, by following specific technological means reach:
a hydraulic back door for a hydraulic tail plate comprises a back door body and a cover plate; the bottom of the back door body is equipped with connecting piece A, and the back door body articulates at railway carriage or compartment body rear end open-ended downside through connecting piece A, the outside lower extreme welding of the back door body has the rib plate, and the flexible end of hydraulic drive jar articulates on the rib plate, and the stiff end of hydraulic drive jar articulates on the chassis of railway carriage or compartment body bottom side, be equipped with connecting piece B on the apron and articulate the upper end at the back door body through connecting piece B, and the lower extreme outside of apron is equipped with the baffle, the top inboard of the back door body is equipped with the draw-in groove, and the top outside of the back door body is equipped with the outer draw-in groove, railway carriage or compartment body rear end open-ended outside still is connected with rubber seal frame, and the back door body rotates on the railway carriage.
Furthermore, four groups of trapezoidal fixture blocks are arranged on the lower side of the opening at the rear end of the carriage body, and when the rear door body is turned backwards and attached to the trapezoidal fixture blocks, the inclined plane at the front end of the cover plate and the wheels at the bottom side of the carriage body are on the same horizontal plane.
Furthermore, when the rear door body is turned backwards and attached to the trapezoidal clamping block, the hinged end of the rear door body and the box body are flush with the bottom end of the inner side of the opening at the rear end of the box body.
Furthermore, the rotation range of the cover plate is 0-90 degrees, when the cover plate is perpendicular to the rear door body, the lower end of the rear side of the cover plate is clamped into the upper clamping groove, and when the cover plate and the rear door body are on the same vertical surface or horizontal surface, the baffle plate is clamped into the outer clamping groove.
Further, a rubber cushion pad is further installed on the top of the compartment body, and when the rear door body rotates to the opening at the rear end of the compartment body, the cover plate is attached to the rubber cushion pad.
Furthermore, the two ends of the baffle are respectively 10cm wider than the two ends of the cover plate, the two ends of the baffle are also wider than the compartment body, when the cover plate is attached to the rubber buffer cushion, the top end of the L-shaped top plate is propped against the bottom side of the baffle, and the L-shaped top plate is respectively connected to the outer side of the upper end of the rear end opening of the compartment body through bolts.
The utility model discloses at least, include following beneficial effect:
the utility model discloses a hinge the back door body at railway carriage or compartment body rear end open-ended downside, on the door body down upset can paste trapezoidal fixture block at the back, utilize trapezoidal fixture block to carry out the screens to the back door body to can make the oblique flat column structure of front end of apron paste subaerial time, keep level with the hinged end of the railway carriage or compartment body and railway carriage or compartment body rear end open-ended inboard bottom on the back door body, be convenient for load and unload the goods.
The utility model discloses still set up the baffle through setting up L type roof and in the lower extreme outside of apron, at the ascending pivoted in-process of the back door body, the baffle contacts L type roof, and make baffle and apron rotate around the back door body under the effect of L type roof, and make apron and back door body mutually perpendicular, and when the back door body rotates on railway carriage or compartment body rear end opening, the apron pastes on the rubber cushion pad, in the rainy day, the rainwater can be sheltered from to the baffle, and simultaneously, the rear side lower extreme card of apron is gone into in the draw-in groove, make between apron and the back door body inseparable joint, thereby prevent that the rainwater from permeating into the railway carriage or compartment body through the top of the back door body.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of fig. 1 according to the present invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic view of another perspective structure of fig. 1 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure of fig. 4B according to the present invention.
Fig. 6 is a schematic structural view of the rear door body in fig. 1 according to the present invention when it is turned backward.
Fig. 7 is a schematic top view of fig. 6 according to the present invention.
Fig. 8 is a schematic structural view of the rear door body in fig. 1 of the present invention turned backwards until the cover plate contacts the ground.
Fig. 9 is a schematic view of another perspective structure of fig. 8 according to the present invention.
Fig. 10 is an enlarged schematic view of the structure of fig. 9 at C.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a compartment body; 101. a trapezoidal fixture block; 2. a rear door body; 201. a connecting piece A; 202. a rib member; 203. an upper clamping groove; 204. an outer clamping groove; 3. a hydraulic drive cylinder; 4. a cover plate; 401. a connecting piece B; 402. a baffle plate; 5. a rubber cushion pad; 6. an L-shaped top plate; 7. and (5) a rubber sealing frame.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two end," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," and "screwed" are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Example (b):
as shown in figures 1 to 10:
the utility model provides a hydraulic back door for a hydraulic tail plate, which comprises a back door body 2 and a cover plate 4; the bottom of the back door body 2 is equipped with connecting piece A201, and the back door body 2 articulates at the open-ended downside in the rear end of the railway carriage or compartment body 1 through connecting piece A201, the outside lower extreme welding of the back door body 2 has rib plate 202, and the flexible end of hydraulic drive cylinder 3 articulates on rib plate 202, the stiff end of hydraulic drive cylinder 3 articulates on the chassis of the railway carriage or compartment body 1 bottom side, be equipped with connecting piece B401 on the apron 4 and articulate the upper end at the back door body 2 through connecting piece B401, and the lower extreme outside of apron 4 is equipped with baffle 402, the top inboard of the back door body 2 is equipped with draw-in groove 203, and the top outside of the back door body 2 is equipped with outer draw-in groove 204, the open-ended outside in the rear end of the railway carriage or compartment body 1 still is connected with rubber seal frame 7, and the back door.
When the rear door body 2 is turned backwards and attached to the trapezoidal fixture block 101, the hinged end of the rear door body 2 and the hinged end of the compartment body 1 are flush with the inner side bottom end of the rear end opening of the compartment body 1, in the process that the rear door body 2 is turned downwards, the trapezoidal fixture block 101 is used for clamping the rear door body 2, and when the front end inclined flat structure of the cover plate 4 is attached to the ground, the hinged end of the rear door body 2 and the hinged end of the compartment body 1 are flush with the inner side bottom end of the rear end opening of the compartment body 1, so that goods can be loaded and unloaded conveniently.
Wherein, the rotation range of the cover plate 4 is 0-90 °, when the cover plate 4 is perpendicular to the rear door body 2, the lower end of the rear side of the cover plate 4 is clamped into the upper clamping groove 203, and when the cover plate 4 is on the same vertical plane or horizontal plane with the rear door body 2, the baffle 402 is clamped into the outer clamping groove 204, two ends of the baffle 402 are respectively wider than two ends of the cover plate 4 by 10cm, and two ends of the baffle 402 are also wider than the compartment body 1, when the cover plate 4 is attached to the rubber buffer 5, the top end of the L-shaped top plate 6 is supported on the bottom side of the baffle 402, and the L-shaped top plate 6 is respectively connected to the outer side of the upper end of the rear end opening of the compartment body 1 through bolts, in the process that the rear door body 2 rotates upwards, the baffle 402 contacts the L-shaped top plate 6, and the baffle 402 and the cover plate 4 rotate around the rear door body 2 under the action of the L-shaped top plate 6, and the cover plate, on apron 4 pasted rubber buffer 5, when rainy day, the rainwater can be sheltered from to baffle 402, and simultaneously, the rear side lower extreme card of apron 4 is gone into in last draw-in groove 203, makes closely the joint between apron 4 and the back door body 2 to prevent that the rainwater from permeating into the railway carriage or compartment body through the top of the back door body 2.
Wherein, rubber buffer 5 is still installed at the top of railway carriage or compartment body 1, and back door body 2 rotates on 1 rear end opening of railway carriage or compartment body, and on apron 4 pasted rubber buffer 5, when apron 4 pasted 1 top of railway carriage or compartment body, cushion the power that apron 4 pasted 1 top of railway carriage or compartment body through rubber buffer 5.
The specific use mode and function of the embodiment are as follows:
in the utility model, the rear door body 2 is controlled to rotate downwards by the hydraulic driving cylinder 3, the rear door body can be stuck to the trapezoidal fixture block when being overturned downwards, the trapezoidal fixture block 101 is utilized to clamp the rear door body 2, and the front end inclined flat structure of the cover plate 4 can be stuck to the ground, the hinged end of the rear door body 2 and the carriage body 1 are level with the inner bottom end of the rear end opening of the carriage body 1, thereby facilitating the loading and unloading of goods, in the process of controlling the rear door body 2 to rotate upwards by the hydraulic driving cylinder 3, the baffle plate 402 contacts the L-shaped top plate 6, and the baffle plate 402 and the cover plate 4 rotate around the rear door body 2 under the action of the L-shaped top plate 6, the cover plate 4 and the rear door body 2 are mutually vertical, when the rear door body 2 rotates to the rear end opening of the carriage body 1, the cover plate 4 is stuck to the rubber buffer cushion 5, the baffle plate 402 can block rainwater in rainy days, and simultaneously, the rear lower end of the cover plate 4, the cover plate 4 is tightly clamped with the rear door body 2, so that rainwater is prevented from permeating into the compartment body through the top of the rear door body 2.
The details of the present invention are well known to those skilled in the art.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. A hydraulic back door for a hydraulic tailgate, characterized in that: comprises a rear door body (2) and a cover plate (4); the rear door body (2) is characterized in that a connecting piece A (201) is arranged at the bottom end of the rear door body (2), the rear door body (2) is hinged to the lower side of the rear end opening of the compartment body (1) through the connecting piece A (201), a rib plate piece (202) is welded to the lower end of the outer side of the rear door body (2), the telescopic end of the hydraulic driving cylinder (3) is hinged to the rib plate piece (202), the fixed end of the hydraulic driving cylinder (3) is hinged to a chassis on the bottom side of the compartment body (1), a connecting piece B (401) is arranged on the cover plate (4) and hinged to the upper end of the rear door body (2) through the connecting piece B (401), a baffle (402) is arranged on the outer side of the lower end of the cover plate (4), an upper clamping groove (203) is arranged on the inner side of the top end of the rear door body (2), an outer clamping groove (204) is arranged on the outer side of the top end of the rear door body (2), a rubber sealing frame (7) is further connected The body (1) is sealed.
2. The hydraulic tailgate for a hydraulic tailgate according to claim 1, characterized in that: four groups of trapezoidal fixture blocks (101) are further arranged on the lower side of the opening at the rear end of the compartment body (1), and when the rear door body (2) is turned backwards and attached to the trapezoidal fixture blocks (101), the inclined plane at the front end of the cover plate (4) and wheels on the bottom side of the compartment body (1) are on the same horizontal plane.
3. The hydraulic tailgate for a hydraulic tailgate according to claim 1, characterized in that: when the rear door body (2) is turned backwards and attached to the trapezoidal fixture block (101), the hinged end of the rear door body (2) and the carriage body (1) is flush with the bottom end of the inner side of the rear end opening of the carriage body (1).
4. The hydraulic tailgate for a hydraulic tailgate according to claim 1, characterized in that: the rotation range of the cover plate (4) is 0-90 degrees, when the cover plate (4) is perpendicular to the rear door body (2), the lower end of the rear side of the cover plate (4) is clamped into the upper clamping groove (203), and when the cover plate (4) and the rear door body (2) are on the same vertical surface or horizontal surface, the baffle (402) is clamped into the outer clamping groove (204).
5. The hydraulic tailgate for a hydraulic tailgate according to claim 1, characterized in that: rubber buffer pads (5) are further installed at the top of the compartment body (1), and when the rear door body (2) rotates to the opening at the rear end of the compartment body (1), the cover plate (4) is attached to the rubber buffer pads (5).
6. The hydraulic tailgate for a hydraulic tailgate according to claim 1, characterized in that: the two ends of the baffle (402) are 10cm wider than the two ends of the cover plate (4) respectively, the two ends of the baffle (402) are also wider than the carriage body (1), when the cover plate (4) is attached to the rubber cushion pad (5), the top end of the L-shaped top plate (6) is abutted to the bottom side of the baffle (402), and the L-shaped top plate (6) is connected to the outer side of the upper end of the rear end opening of the carriage body (1) through bolts respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020840971.8U CN212098595U (en) | 2020-05-19 | 2020-05-19 | Hydraulic back door for hydraulic tail plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020840971.8U CN212098595U (en) | 2020-05-19 | 2020-05-19 | Hydraulic back door for hydraulic tail plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212098595U true CN212098595U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020840971.8U Active CN212098595U (en) | 2020-05-19 | 2020-05-19 | Hydraulic back door for hydraulic tail plate |
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| Country | Link |
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| CN (1) | CN212098595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952190A (en) * | 2022-05-31 | 2022-08-30 | 江西江铃专用车辆厂有限公司 | Lightweight container hydraulic tail plate processing device and combination method |
-
2020
- 2020-05-19 CN CN202020840971.8U patent/CN212098595U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952190A (en) * | 2022-05-31 | 2022-08-30 | 江西江铃专用车辆厂有限公司 | Lightweight container hydraulic tail plate processing device and combination method |
| CN114952190B (en) * | 2022-05-31 | 2023-02-07 | 江西江铃专用车辆厂有限公司 | Lightweight container hydraulic tail plate processing device and combination method |
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