CN202706820U - Roller shutter back door structure of transport vehicle - Google Patents
Roller shutter back door structure of transport vehicle Download PDFInfo
- Publication number
- CN202706820U CN202706820U CN 201220354121 CN201220354121U CN202706820U CN 202706820 U CN202706820 U CN 202706820U CN 201220354121 CN201220354121 CN 201220354121 CN 201220354121 U CN201220354121 U CN 201220354121U CN 202706820 U CN202706820 U CN 202706820U
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- CN
- China
- Prior art keywords
- plate
- back door
- door
- folded
- rolling
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a roller shutter back door structure of a transport vehicle. The roller shutter back door structure of the transport vehicle comprises a back door frame, wherein an up-right guide rail is arranged on the inner side of the back door frame, an opening of the up-right guide rail is arranged inwards, crossly-arranged rectangle door plates form a folded door plate by hinges, idler wheels are arranged on two ends of a folded rotating shaft of the folded door plate, the idler wheels are matched with the up-right guide wheel in rolling mode, the opening of the up-right guide rail is arranged inwards, a rolling shaft is arranged on the upper end of the back door frame, a rolling spring is sleeved on the rolling shaft, the upper portion of the folded door plate is hinged with the rolling shaft, the rolling shaft can enable the folded door plate to do automatic rolling by the rolling spring, an opening and closing handle and a rod lock are arranged on the lower portion of the folded door plate, a sealing strip is arranged between the back door frame and the folded door plate, middle polyurethane foam which is packed by inside and outside aluminium alloy sections is adopted by the folded door plate and is provided with heat insulation and thermal preservation functions and suitable for a refrigerator car body. The folded door plate is automatically upwards rolled by the rolling spring, a back door is not opened backwards, and a rear area and the lateral surface of the back door are not occupied.
Description
Technical field
The utility model relates to a kind of back door structure of transport vehicle, particularly a kind of transport vehicle roller shutter back door structure.
Background technology
The back door of existing transport vehicle is to opening structure, is connected with doorframe with hinge, with door thick stick lock locking, can split 270 degree.But some special warehouses, cargo handling point or narrow street are arranged, because clamshell doors will be occupied certain space, use certain limitation.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of not transport vehicle roller shutter back door structure of open back door rearward.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of transport vehicle roller shutter back door structure, comprise rear door frame, described rear door frame inboard is provided with opening upright guide rails inwardly, horizontal rectangle door-plate relies on hinge to form folding door-plate, the folding rotary shaft two ends of folding door-plate are provided with roller, and roller rolls with described opening upright guide rails inwardly and cooperates; The upper end of rear door frame is provided with the spool of suit coil spring, and folding door-plate top and spool are hinged, and spool dependence coil spring can be with folding door-plate automatic winding; The bottom of folding door-plate is provided with and opens and closes handle and thick stick lock.Be provided with weather strip between described rear door frame and the folding door-plate, folding door-plate adopts by the polyurethane foam in the middle of the inside and outside aluminium alloy extrusions parcel, has the adiabatic heat-insulation function, is applicable to the refrigerator car envelope.
The beneficial effects of the utility model are: the utility model adopts the automatically folding door-plate of rolling upwards of coil spring, open back door rearward not, the space of not occupying rear, back door and side is applicable to some special warehouses, cargo handling point or narrow street.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Embodiment 1As shown in Figure 1: a kind of transport vehicle roller shutter back door structure, comprise rear door frame, described rear door frame 1 inboard is provided with opening upright guide rails 4 inwardly, horizontal rectangle door-plate relies on hinge 7 to form folding door-plate 5, the folding rotary shaft two ends of folding door-plate 5 are provided with roller 6, and roller 6 rolls with described opening upright guide rails 4 inwardly and cooperates; The upper end of rear door frame 1 is provided with the spool 3 of suit coil spring 2, and folding door-plate 5 tops and spool 3 are hinged, and spool 3 dependence coil springs 2 can be with folding door-plate 5 automatic windings; The bottom of folding door-plate 5 is provided with and opens and closes handle 8 and thick stick lock 9.The folding door-plate 5 of leaving behind, closed thick stick lock 9 just can closing back door; Open thick stick lock 9, folding door-plate 5 relies on coil springs 2 rolling that can automatically make progress, open back door.
Embodiment 2: be provided with weather strip between the rear door frame 1 of embodiment 1 described a kind of transport vehicle roller shutter back door structure and the folding door-plate 5, folding door-plate 5 adopts by the polyurethane foam in the middle of the inside and outside aluminium alloy extrusions parcel, have the adiabatic heat-insulation function, be applicable to the refrigerator car envelope.
Claims (2)
1. transport vehicle roller shutter back door structure, comprise rear door frame, it is characterized in that: described rear door frame (1) inboard is provided with opening upright guide rails (4) inwardly, horizontal rectangle door-plate relies on hinge (7) to form folding door-plate (5), the folding rotary shaft two ends of folding door-plate (5) are provided with roller (6), and roller (6) rolls with described opening upright guide rails (4) inwardly and cooperates; The upper end of rear door frame (1) is provided with the spool (3) of suit coil spring (2), and folding door-plate (5) top and spool (3) are hinged, and spool (3) dependence coil spring (2) can be with folding door-plate (5) automatic winding; The bottom of folding door-plate (5) is provided with and opens and closes handle (8) and thick stick lock (9).
2. described a kind of transport vehicle roller shutter back door structure according to claim 1, it is characterized in that: be provided with weather strip between described rear door frame (1) and the folding door-plate (5), folding door-plate (5) adopts by the polyurethane foam in the middle of the inside and outside aluminium alloy extrusions parcel, have the adiabatic heat-insulation function, be applicable to the refrigerator car envelope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220354121 CN202706820U (en) | 2012-07-20 | 2012-07-20 | Roller shutter back door structure of transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220354121 CN202706820U (en) | 2012-07-20 | 2012-07-20 | Roller shutter back door structure of transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202706820U true CN202706820U (en) | 2013-01-30 |
Family
ID=47587130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220354121 Expired - Fee Related CN202706820U (en) | 2012-07-20 | 2012-07-20 | Roller shutter back door structure of transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202706820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328988A (en) * | 2013-07-22 | 2015-02-04 | 戴连成 | Elevating foldable door |
-
2012
- 2012-07-20 CN CN 201220354121 patent/CN202706820U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328988A (en) * | 2013-07-22 | 2015-02-04 | 戴连成 | Elevating foldable door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20190720 |