CN212447537U - Sealed access door of railway hopper car - Google Patents
Sealed access door of railway hopper car Download PDFInfo
- Publication number
- CN212447537U CN212447537U CN202020609839.6U CN202020609839U CN212447537U CN 212447537 U CN212447537 U CN 212447537U CN 202020609839 U CN202020609839 U CN 202020609839U CN 212447537 U CN212447537 U CN 212447537U
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- access door
- door
- hopper car
- sliding
- fixing device
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Abstract
The utility model discloses a railway hopper car sealed access door. The access door may include: the door plate comprises a plate body and bending sliding strips positioned on two sides of the plate body; the pair of sliding rails are arranged on the surface of one side of the side wall along the vertical direction; the fixing device is arranged on the other side surface of the side wall; the door plate slides on the sliding rail through the bending sliding strip, an access door fastening seat matched with the fixing device is further arranged on the door plate, and the fixing device is operatively connected to the access door fastening seat. The utility model discloses a slip track adopts labyrinth seal structure design, has improved the sealing performance of access door and the cleanliness of control room, and the access door fixing base can be rotatory around connecting the bedplate, constitutes the dismouting for reservoir and upper portion transmission shaft and provides favorable space.
Description
Technical Field
The utility model relates to a vehicle equipment field, more specifically relates to a railway hopper car sealed access door.
Background
The control cabin of the existing stone ballast hopper car is provided with an upper transmission shaft assembly and a bidirectional air cylinder which control the opening and closing of the bottom door and the middle door. Two-way reservoir adopts lid and cylinder body spinning formula structure as an organic whole after, and inconvenient overhauls it on the car, can only dismantle two-way reservoir and overhaul under the car, and the upper portion transmission shaft is constituteed to overhaul and is disassembled and also operate under the car usually, so can cause a great deal of inconvenience when overhauing, influence work efficiency.
The information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a railway hopper car sealed access door strengthens sealing door leakproofness and commonality to the operation complexity of sealing door has been reduced.
In order to achieve the above object, the utility model provides a railway hopper car sealed access door, include: the door plate comprises a plate body and bending sliding strips positioned on two sides of the plate body;
the pair of sliding rails are arranged on the surface of one side of the side wall along the vertical direction; the fixing device is arranged on the other side surface of the side wall;
the door plate slides on the sliding rail through the bending sliding strip, an access door fastening seat matched with the fixing device is further arranged on the door plate, and the fixing device is operatively connected to the access door fastening seat.
Optionally, the sliding rail includes a fixing portion fixed to the side wall and a connecting portion for slidably connecting to the bending slider, wherein a cross section of the connecting portion is C-shaped.
Optionally, the cross section of the bending sliding strip is C-shaped, and the bending sliding strip is connected with the connecting part in a matching manner and forms a labyrinth structure at the connecting part.
Optionally, fixing device is a plurality of, and is a plurality of fixing device centers on the periphery of door plant is located on the side wall, fixing device is including connecting bedplate, connection piece, access door fixing base and connecting rod, the access door fixing base install in on the side wall, the connection piece is the L type, one end with the access door fixing base is articulated, the other end with the connecting bedplate is connected, the one end of connecting rod pass through coupling nut connect in connect the bedplate, the other end is equipped with the dog.
Optionally, the stopper is a regular polygon.
Optionally, be equipped with the spout on the access door fastening seat, the spout is including the circular trompil and the bar fluting that are linked together, the radius of circular trompil is greater than the radius of dog cross-section circumscribed circle, the grooved width of bar is less than the radius of dog cross-section circumscribed circle, the dog with the spout cooperation is in order to allow the connecting rod is followed the bar fluting slides and can follow deviate from in the circular trompil.
Optionally, a first bolt is connected between the access door fixing seat and the connecting piece in a threaded manner.
Optionally, the bottom end of the sliding track is in threaded connection with a limiting bolt.
Optionally, the door frame further comprises a rain eave, and the rain eave is arranged on the surface of one side of the side wall and is located above the door plate.
Optionally, an inner handrail is arranged on one side of the door panel, and an outer handrail is arranged on the other side of the door panel.
The beneficial effects of the utility model reside in that: the access door is simple and convenient to install, the assembly, disassembly and maintenance efficiency of the bidirectional air cylinder and the upper transmission shaft is improved, and the practicability and the economy are high; the sliding track is designed by adopting a labyrinth seal structure, so that the sealing performance of the access door and the cleanliness of the control room are improved; the access door fixing seat can rotate around the connecting seat plate to provide a favorable space for assembling and disassembling the air cylinder and the upper transmission shaft; the access door is connected through a plurality of groups of bolts, and the outside of the access door is provided with a limit bolt, so that the safety of the access door in the running process of a vehicle is ensured.
The apparatus of the present invention has other features and advantages which will be apparent from or are set forth in more detail in the accompanying drawings and the following detailed description, which are incorporated herein, and which together serve to explain certain principles of the invention.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments of the present invention with reference to the attached drawings, in which like reference numerals generally represent like parts.
Fig. 1 shows a schematic front view of a sealed access door of a railway hopper car according to an embodiment of the present invention.
Fig. 2 shows a schematic rear view of a structure of a sealed access door of a railway hopper car according to an embodiment of the invention.
Fig. 3 illustrates a cross-sectional view of a sliding track and door panel of a railroad hopper car sealed access door, in accordance with an embodiment of the present invention.
Fig. 4 shows a schematic view of a connection structure of the fixing device of the sealed access door of the railroad hopper car and the access door fastening seat according to an embodiment of the present invention.
Fig. 5 is a schematic view illustrating a closed state of a door panel of a sealed access door of a railroad hopper car according to an embodiment of the present invention.
Fig. 6 is a schematic view illustrating an opened state of a door panel of a sealed access door of a railroad hopper car according to an embodiment of the present invention.
Fig. 7 shows a schematic diagram of a structure of a position-limiting bolt of a sealed access door of a railway hopper car according to an embodiment of the invention.
In the figure: the structure comprises a sliding rail 1, a door plate 2, a limiting bolt 3, an access door fastening seat 4, an inner handrail 5, an outer handrail 6, a rain eave 7, a connecting seat plate 8, an access door fixing seat 9, a side wall 10 and a connecting rod 11.
Detailed Description
The invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
According to the utility model discloses a railway hopper car sealed access door, include:
the door plate comprises a plate body and bending sliding strips positioned on two sides of the plate body;
the pair of sliding rails are arranged on the surface of one side of the side wall along the vertical direction;
the fixing device is arranged on the other side surface of the side wall;
the door plate slides on the sliding rail through the bending sliding strip, an access door fastening seat matched with the fixing device is further arranged on the door plate, and the fixing device is operatively connected to the access door fastening seat.
Through the dual design of fixing device and slip track, it is more convenient to make the door plant open and close to it is fixed firm when closing, has increased dismouting and maintenance efficiency that two-way reservoir and upper portion transmission shaft in to the sealing door are constituteed.
Fig. 1 shows a schematic view of a main structure of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 2 shows a schematic view of a rear structure of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 3 shows a cross-sectional view of a sliding rail and a door panel of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 4 shows a schematic view of a connection structure of a fixing device and an access door fastening seat of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 5 shows a schematic view of a closed state of a door panel of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 6 shows a schematic view of an open state of a door panel of a sealed access door of a railroad hopper car according to an embodiment of the present invention, fig. 7 shows a schematic view of a spacing bolt of a sealed access door of a railroad hopper car according to an embodiment of the present invention Schematic structural diagram of (a).
Example (b): referring to fig. 1 and 2, a sealed access door for a railroad hopper car comprises:
the door plate 2 comprises a plate body and bending sliding strips positioned on two sides of the plate body;
a pair of sliding rails 1, wherein the pair of sliding rails 1 are arranged on one side surface of the side wall 10 along the vertical direction;
the fixing device is arranged on the other side surface of the side wall 10;
wherein, door plant 2 slides on the slip track 1 through the draw runner of bending, still is equipped with on the door plant 2 and access door fastening seat 4 with fixing device matched with, and fixing device is connected in access door fastening seat 4 operationally.
Referring to fig. 3, specifically, the sliding rail 1 includes a fixing portion fixed to the sidewall 10 and a connecting portion for slidably connecting to the bending slider, wherein the cross section of the connecting portion is C-shaped.
Specifically, the cross section of the bending sliding strip is C-shaped, the bending sliding strip is connected with the connecting part in a matched mode, and a labyrinth structure is formed at the connecting part.
Referring to fig. 4, specifically, the fixing devices are multiple, the fixing devices are arranged on the side wall 10 around the periphery of the door panel 2, each fixing device comprises a connecting seat plate 8, a connecting sheet, an access door fixing seat 9 and a connecting rod 11, the access door fixing seat 9 is installed on the side wall 10, the connecting sheet is of an L shape, one end of each connecting sheet is hinged to the access door fixing seat 9, the other end of each connecting sheet is connected with the connecting seat plate 8, one end of each connecting rod 11 is connected to the connecting seat plate 8 through a connecting nut, and a stop block is arranged.
Specifically, the stopper is a regular polygon.
Referring to fig. 5 and 6, specifically, the access door fastening seat 4 is provided with a sliding groove, the sliding groove includes a circular opening and a strip-shaped slot which are communicated with each other, a radius of the circular opening is greater than a radius of a circumscribed circle of a cross section of the stopper, a width of the strip-shaped slot is smaller than a radius of the circumscribed circle of the cross section of the stopper, and the stopper is matched with the sliding groove to allow the connecting rod 11 to slide along the strip-shaped slot and to be disengaged from the circular opening. The access door fastening seat 4 is provided with a sliding groove and is connected with the connecting seat plate 8 through a bolt, and the access door fastening seat can be transversely and longitudinally micro-adjusted during installation, so that an access door of a whole vehicle is effectively avoided. Connecting seat board 8 is articulated with the connection piece, prevent during the two-way reservoir of dismouting reservoir and 8 bumps of connecting seat board, can get rid of the first bolt between connecting seat board 8 and the connection piece, connecting seat board 8 is rotatory to the access door hole outside, access door plant 2 is a with 4 internal surface distances of access door fastening seat, access door plant 2 is b with 1 internal surface distance of slip track, 8 lower surfaces of movable connecting seat board are c with 11 tip distances of connecting rod, the size satisfies a + b > c, connecting rod 11 can realize the fastening and the opening to the access door through the spout of access door fastening seat 4.
Particularly, threaded connection has first bolt between access door fixing base 8 and the connection piece, and the connection piece can not rotate when first bolt is twisted soon on access door fixing base 8 and connection piece, and the connection piece can rotate on access door fixing base 8 after unscrewing.
Referring to fig. 7, specifically, the bottom end of the sliding track 1 is connected with a limit bolt 3 through a thread. The safety performance of the access door is effectively enhanced by fixing the limit bolt 3.
Specifically, the door panel further comprises a rain eave 7, and the rain eave 7 is arranged on one side surface of the side wall 10 and located above the door panel 2. Prevent through rain eaves 7 that the rainwater from getting into from upper portion, both sides are sealed to adopt labyrinth to seal around, simple structure, and the practicality is strong, and sealing performance is good, has effectively solved steel to steel sealing performance poor, rainwater and wind-dust get into the control cabin and lead to the easy problem of corroding of floor.
Particularly, be equipped with inside handrail 5 on one side of door plant 2, be equipped with outside handrail 6 on the opposite side of door plant 2, this access door adopts track slidingtype installation, and the inside and outside handrail that all is equipped with of access door can realize light slidable mounting through inside handrail 5 or outside handrail 6.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A sealed access door for a railroad hopper car, comprising:
the door plate comprises a plate body and bending sliding strips positioned on two sides of the plate body;
the pair of sliding rails are arranged on the surface of one side of the side wall along the vertical direction;
the fixing device is arranged on the other side surface of the side wall;
the door plate slides on the sliding rail through the bending sliding strip, an access door fastening seat matched with the fixing device is further arranged on the door plate, and the fixing device is operatively connected to the access door fastening seat.
2. The railroad hopper car sealed access door of claim 1, wherein the sliding track comprises a fixed portion fixed to the side wall and a connecting portion for sliding connection with the bent slider, wherein the connecting portion is C-shaped in cross-section.
3. The railroad hopper car sealed access door of claim 2, wherein the angled slide bar is C-shaped in cross section, the angled slide bar being in mating connection with the connecting portion and forming a labyrinth arrangement at the connection.
4. The railroad hopper car sealed access door of claim 1, wherein the fixing device is a plurality of fixing devices, the fixing devices are arranged on the side wall around the periphery of the door plate, the fixing device comprises a connecting seat plate, a connecting sheet, an access door fixing seat and a connecting rod, the access door fixing seat is mounted on the side wall, the connecting sheet is L-shaped, one end of the connecting rod is hinged to the access door fixing seat, the other end of the connecting rod is connected with the connecting seat plate, one end of the connecting rod is connected to the connecting seat plate through a connecting nut, and the other end of the connecting rod is provided with a stop block.
5. The railroad hopper car sealed access door of claim 4, wherein the stop block is a regular polygon.
6. The railroad hopper car sealed access door of claim 5, wherein the access door fastening seat is provided with a sliding groove, the sliding groove comprises a circular opening and a strip-shaped slot which are communicated, the radius of the circular opening is larger than that of a circumscribed circle of a cross section of the stop block, the width of the strip-shaped slot is smaller than that of the circumscribed circle of the cross section of the stop block, and the stop block and the sliding groove are matched to allow the connecting rod to slide along the strip-shaped slot and be disengaged from the circular opening.
7. The railroad hopper car sealed access door of claim 6, wherein a first bolt is threadedly connected between the access door mount and the connecting tab.
8. The railroad hopper car sealed access door of claim 5, wherein a stop bolt is threadedly connected to a bottom end of the sliding track.
9. The railroad hopper car sealed access door of claim 1, further comprising a rain eave disposed on the side surface of the side wall above the door panel.
10. A railroad hopper car sealed access door as in claim 1, wherein an inner handrail is provided on one side of the door panel and an outer handrail is provided on the other side of the door panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020609839.6U CN212447537U (en) | 2020-04-22 | 2020-04-22 | Sealed access door of railway hopper car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020609839.6U CN212447537U (en) | 2020-04-22 | 2020-04-22 | Sealed access door of railway hopper car |
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| Publication Number | Publication Date |
|---|---|
| CN212447537U true CN212447537U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020609839.6U Active CN212447537U (en) | 2020-04-22 | 2020-04-22 | Sealed access door of railway hopper car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483484A (en) * | 2020-04-22 | 2020-08-04 | 中车太原机车车辆有限公司 | Sealed access door of railway hopper car |
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2020
- 2020-04-22 CN CN202020609839.6U patent/CN212447537U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483484A (en) * | 2020-04-22 | 2020-08-04 | 中车太原机车车辆有限公司 | Sealed access door of railway hopper car |
| CN111483484B (en) * | 2020-04-22 | 2024-07-02 | 中车太原机车车辆有限公司 | Railway hopper car sealing type access door |
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