CN212321088U - Deformable door frame for rail transit train - Google Patents
Deformable door frame for rail transit train Download PDFInfo
- Publication number
- CN212321088U CN212321088U CN202021148850.3U CN202021148850U CN212321088U CN 212321088 U CN212321088 U CN 212321088U CN 202021148850 U CN202021148850 U CN 202021148850U CN 212321088 U CN212321088 U CN 212321088U
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- door frame
- spout
- spare
- piece
- connecting rod
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Abstract
The utility model discloses a flexible door frame for rail transit train, including girder, right door frame, lower door frame and left door frame, girder, right door frame, lower door frame and left door frame loop through articulated end to end and form the door frame structure, and right door frame, lower door frame and left door frame are constituteed by first door frame spare and second door frame spare, and the one end that first door frame spare is close to second door frame spare is equipped with the guide way, fixedly connected with the guide bar with guide way looks adaptation on the second door frame spare; a connecting rod is arranged between the first door frame piece and the second door frame piece, and one end of the connecting rod is fixedly connected with the end part of the first door frame piece. The utility model adopts a deformable door frame structure, wherein the main beam, the right door frame, the lower door frame and the left door frame can realize relative rotation through hinging; extension and shortening of the right door frame, the lower door frame and the left door frame can be achieved, rigidity of the door frame is guaranteed, and the door frame performance test under comprehensive influence of vehicle body deformation and slope inclination can be met.
Description
Technical Field
The utility model relates to a track traffic technical field, concretely relates to track traffic is flexible door frame for train.
Background
When uncertain factors such as overload, running track gradient and the like exist in the process of simulating formal operation of track traffic equipment in the conventional track traffic door system test, the fact that the overload can cause deformation of a vehicle body, the size of a vehicle body interface can generate deviation, a track door frame can generate forced displacement and possibly generate large running resistance, and the condition that the door frame is deformed and cannot be normally used due to overlarge resistance is found; under the condition that the running track has a slope, the gravity moment of the gravity center of the door frame changes, the stress of a driving mechanism borne by the door frame also changes, the door frame may be deformed, and a large potential safety hazard is caused; there is therefore a need for a door frame that is flexible to meet door frame performance tests that are subject to the combined effects of vehicle body deformation and ramp inclination.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a but track traffic train is with flexible door frame has solved current door frame and has taken place the problem of warping under simulation automobile body warp and the ramp slope condition.
The technical scheme is as follows: the utility model relates to a flexible door frame for rail transit train, including girder, right door frame, lower door frame and left door frame, girder, right door frame, lower door frame and left door frame loop through articulated end to end and form the door frame structure, right door frame, lower door frame and left door frame are constituteed by first door frame spare and second door frame spare, the one end that first door frame spare is close to second door frame spare is equipped with the guide way, the guide bar with guide way looks adaptation is fixed connection on the second door frame spare;
be equipped with the connecting rod between first door frame spare and the second door frame spare, the one end and the first door frame spare tip fixed connection of connecting rod, the other end and the laminating of second door frame spare of connecting rod, be equipped with first spout and the second spout of mutual parallel arrangement on the second door frame spare, be equipped with the slider between first spout and the second spout, one side that the connecting rod is located second door frame spare is equipped with the third spout, the position of third spout and second spout is corresponding, the one end that the slider is close to the third spout is equipped with the round pin axle, the round pin axle passes the third spout and slides in the second spout, the one end and the second door frame spare fixed connection that the slider is close to first spout.
Further, the connecting rod is L-shaped.
Further, the length of the guide groove is greater than that of the third sliding groove. When the second door frame piece slides downwards, the second door frame piece is always connected with the first door frame piece, so that the first door frame piece and the second door frame piece cannot fall off.
Furthermore, the bottom of right side door frame and left door frame all fixedly connected with first connecting piece.
Furthermore, both sides of the top end surface of the main beam are fixedly connected with second connecting pieces. The second connecting piece and the first connecting piece are both used for being connected with a driving device, and door frame performance tests under the comprehensive influence of vehicle body deformation and slope inclination of the door frame are simulated.
Furthermore, the first sliding groove and the second sliding groove are identical in cross section, and the second sliding groove is matched with the pin shaft.
Compared with the prior art, the utility model discloses possess beneficial effect: the utility model adopts a deformable door frame structure, wherein the main beam, the right door frame, the lower door frame and the left door frame can realize relative rotation through hinging; and right door frame, lower door frame and left door frame all can realize extension and shorten to guarantee the rigidity of door frame simultaneously, make it can satisfy the door frame capability test under the automobile body warp and the slope combined influence.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic view taken along line B-B in FIG. 2;
FIG. 5 is a schematic view of a main beam configuration;
FIG. 6 is a schematic view of a first door frame member;
fig. 7 is a schematic view of the second door frame member.
Detailed Description
The invention will be further described with reference to the following figures and examples:
as shown in fig. 1 to 7, the deformable door frame for rail transit trains of the present invention comprises a main beam 1, a right door frame 2, a lower door frame 3 and a left door frame 4, wherein the main beam 1, the right door frame 2, the lower door frame 3 and the left door frame 4 are sequentially hinged end to form a door frame structure, and relative rotation can be realized by hinging; the main beam 1 is a rigid beam and is used for hoisting a door system;
the right door frame 2, the lower door frame 3 and the left door frame 4 are all composed of a first door frame piece 5 and a second door frame piece 6, one end, close to the second door frame piece 6, of the first door frame piece 5 is provided with a guide groove 7, and a guide rod 8 matched with the guide groove 7 is fixedly connected to the second door frame piece 6; the structures of the guide groove 7 and the guide rod 8 can enable the right door frame 2, the lower door frame 3 and the left door frame 4 to extend and shorten;
a connecting rod 9 is arranged between the first door frame piece 5 and the second door frame piece 6, the connecting rod 9 is L-shaped, the connecting rod 9 is used for increasing the rigidity of the door frame, one end of the connecting rod 9 is fixedly connected with the end part of the first door frame piece 5, the other end of the connecting rod 9 is attached to the second door frame piece 6, a first sliding groove 61 and a second sliding groove 62 which are arranged in parallel are arranged on the second door frame piece 6, the sections of the first sliding groove 61 and the second sliding groove 62 are the same, a sliding block 10 is arranged between the first sliding groove 61 and the second sliding groove 62, and the sliding block 10 can tightly press the connecting rod 9 on the second door frame piece 6;
a third chute 11 is arranged on one side, located at the second door frame member 6, of the connecting rod 9, the third chute 11 corresponds to the second chute 62 in position, a pin shaft 12 is arranged at one end, close to the third chute 11, of the sliding block 10, the pin shaft 12 penetrates through the third chute 11 to slide in the second chute 62, the second chute 62 is matched with the pin shaft 12, and one end, close to the first chute 61, of the sliding block 10 is fixedly connected with the second door frame member 6; the slide block 10 can tightly press the connecting rod 9, and the pin shaft 12 slides in the second sliding groove 62, so that the sliding distance between the guide groove 7 and the guide rod 8 can be limited;
the length of the guide groove 7 is greater than that of the third sliding groove 11, when the second door frame part 6 slides downwards, the limit position is the end position of the pin shaft 12 in the third sliding groove 11, and the second door frame part 6 is always connected with the first door frame part 5, so that the first door frame part 5 and the second door frame part 6 cannot fall off;
the bottom of right door frame 2 and left door frame 4 all fixedly connected with first connection piece 13, the equal fixedly connected with second connection piece 14 in the top terminal surface both sides of girder 1, second connection piece 14 and first connection piece 13 all are used for being connected with drive arrangement, simulate the door frame at the door frame capability test under automobile body deformation and the slope comprehensive influence.
Claims (6)
1. The utility model provides a track traffic is flexible door frame for train which characterized in that: the main beam, the right door frame, the lower door frame and the left door frame are sequentially hinged end to form a door frame structure, the right door frame, the lower door frame and the left door frame are all composed of a first door frame piece and a second door frame piece, one end, close to the second door frame piece, of the first door frame piece is provided with a guide groove, and a guide rod matched with the guide groove is fixedly connected to the second door frame piece;
be equipped with the connecting rod between first door frame spare and the second door frame spare, the one end and the first door frame spare tip fixed connection of connecting rod, the other end and the laminating of second door frame spare of connecting rod, be equipped with first spout and the second spout of mutual parallel arrangement on the second door frame spare, be equipped with the slider between first spout and the second spout, one side that the connecting rod is located second door frame spare is equipped with the third spout, the position of third spout and second spout is corresponding, the one end that the slider is close to the third spout is equipped with the round pin axle, the round pin axle passes the third spout and slides in the second spout, the one end and the second door frame spare fixed connection that the slider is close to first spout.
2. The deformable door frame for rail transit trains as claimed in claim 1, wherein: the connecting rod is L-shaped.
3. The deformable door frame for rail transit trains as claimed in claim 1, wherein: the length of the guide groove is greater than that of the third sliding groove.
4. The deformable door frame for rail transit trains as claimed in claim 1, wherein: the bottom of right side door frame and left door frame all fixedly connected with first connecting piece.
5. The deformable door frame for rail transit trains as claimed in claim 1, wherein: and both sides of the top end surface of the main beam are fixedly connected with second connecting pieces.
6. The deformable door frame for rail transit trains as claimed in claim 1, wherein: the first sliding groove and the second sliding groove are identical in cross section, and the second sliding groove is matched with the pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021148850.3U CN212321088U (en) | 2020-06-19 | 2020-06-19 | Deformable door frame for rail transit train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021148850.3U CN212321088U (en) | 2020-06-19 | 2020-06-19 | Deformable door frame for rail transit train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212321088U true CN212321088U (en) | 2021-01-08 |
Family
ID=74027506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021148850.3U Active CN212321088U (en) | 2020-06-19 | 2020-06-19 | Deformable door frame for rail transit train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212321088U (en) |
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2020
- 2020-06-19 CN CN202021148850.3U patent/CN212321088U/en active Active
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