CN204876954U - Two hinge at refrigerator car back door - Google Patents
Two hinge at refrigerator car back door Download PDFInfo
- Publication number
- CN204876954U CN204876954U CN201520605099.8U CN201520605099U CN204876954U CN 204876954 U CN204876954 U CN 204876954U CN 201520605099 U CN201520605099 U CN 201520605099U CN 204876954 U CN204876954 U CN 204876954U
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- hinge
- refrigerator car
- back door
- heart
- door
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Abstract
The utility model provides a two hinge at refrigerator car back door, it comprises hinge the first 1 and hinge second 5 and heart -shaped stick 3, connect by round pin axle the first 2 and round pin axle second 4, spacing stick 6 has still been installed on hinge the second 5, the door frame is installed behind the refrigerator car about on the frame strip to hinge the first 1, and hinge second 5 is installed on controlling the back caash bar, the back door switching of having installed two hinge freely, can realize that 270 standard -sized sheet closes, that the perfect of door hinge is selected behind the refrigerator car, it too the mountable on general railway carriage or compartment freight train back door, realize that 270 open.
Description
Art
Two pin hinges for refrigerator wagon rear door, it is arranged on various refrigerator wagon rear door and case rear door frame, and this pair of pin hinge also can be used for, on the rear door of truck of general railway carriage or compartment, belonging to the universal accessories of special purpose vehicle.
Background technology
The hinge of general refrigerator wagon rear door all has hinge first and hinge second to be formed by pinned connection, belong to single pin hinge, the General Requirements that also can meet carriage back door folding relatively simple for structure, but folding angle is little.
Summary of the invention
The present invention is a kind of two pin hinges of refrigerator wagon rear door, and it is different from that single pin hinge of the first and second two hinge centre pinned connection.This pair of pin hinge uses convenient, and folding angle is larger.
The present invention solves the technical scheme that its technical problem takes: between hinge first and hinge second, have a heart-shaped stick, hinge first is connected with heart-shaped stick by bearing pin first, hinge second is connected with heart-shaped stick by bearing pin second, and hinge second fixedly mounts spacing stick.
The invention has the beneficial effects as follows: connected by the transition of the heart-shaped stick in centre and make the folding angle of first, second hinge reach 270 °.
Below in conjunction with accompanying drawing, the invention will be further described
Fig. 1 is the structural representation of two pin hinge
Fig. 2 is the A-A sectional view of Fig. 1
Fig. 3,4,5,6 is sectional views that hinge launches.
In figure: 1. hinge first, 2. bearing pin first, 3. heart-shaped stick, 4. bearing pin second, 5. hinge second, 6. spacing stick.
Detailed description of the invention
A kind of two pin hinges of refrigerator wagon rear door, it is made up of hinge first 1 and hinge second 5, a heart-shaped stick 3 is had between hinge first 1 and hinge second 5, hinge first 1 is connected with heart-shaped stick 3 by bearing pin first 2, hinge second 5 is connected with heart-shaped stick 3 by bearing pin second 4, hinge second 5 has fixedly mounted spacing stick 6, by accompanying drawing 1, 2 visible hinge first 1 and hinge second 5 are combined by the heart-shaped stick 3 of centre, due to bearing pin first 2 and bearing pin second 4 and hinge first 1, hinge second 5 is rotatable cooperations, so hinge first 1 is rotatable freely with hinge second 5, accompanying drawing 3, 4, 5, 6 illustrate the cross-section structure of hinge when different operating mode, Fig. 3 is the duties of two hinges when closing up, Fig. 4 is the duties of two hinges when rotating 90 °, Fig. 5 is the duties of two hinges when rotating 180 °, Fig. 6 is the duties of two hinges when rotating 270 °, when this pair of pin hinge uses on refrigerator wagon rear door, hinge first 1 is arranged on the left and right moulding of refrigerator wagon rear door frame, and hinge second 5 is arranged on a lateral edges at back door, refrigerator car left and right.
Claims (1)
1. two pin hinges of a refrigerator wagon rear door, it is made up of hinge first (1) and hinge second (5), it is characterized in that between hinge first (1) and hinge second (5), there is a heart-shaped stick (3), hinge first (1) is connected with heart-shaped stick (3) by bearing pin first (2), hinge second (5) is connected with heart-shaped stick (3) by bearing pin second (4), and hinge second (5) has fixedly mounted spacing stick (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520605099.8U CN204876954U (en) | 2015-08-12 | 2015-08-12 | Two hinge at refrigerator car back door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520605099.8U CN204876954U (en) | 2015-08-12 | 2015-08-12 | Two hinge at refrigerator car back door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204876954U true CN204876954U (en) | 2015-12-16 |
Family
ID=54821338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520605099.8U Active CN204876954U (en) | 2015-08-12 | 2015-08-12 | Two hinge at refrigerator car back door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204876954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035254A (en) * | 2015-08-12 | 2017-08-11 | 谢亚群 | A kind of double pin hinges of refrigerator wagon rear door |
-
2015
- 2015-08-12 CN CN201520605099.8U patent/CN204876954U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035254A (en) * | 2015-08-12 | 2017-08-11 | 谢亚群 | A kind of double pin hinges of refrigerator wagon rear door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |