CN112660180A - Run through a roll over canopy device - Google Patents
Run through a roll over canopy device Download PDFInfo
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- CN112660180A CN112660180A CN202011636026.7A CN202011636026A CN112660180A CN 112660180 A CN112660180 A CN 112660180A CN 202011636026 A CN202011636026 A CN 202011636026A CN 112660180 A CN112660180 A CN 112660180A
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Abstract
The invention belongs to the technical field of rail transit equipment, and particularly relates to a through passage folding device.A first integral shed cloth strip and a second integral shed cloth strip of an integral structure are respectively lapped and sewn end to form a frame structure, two sides of four corners of the frame structure are respectively connected with auxiliary shed cloth pieces of an arc structure in a sewing mode to form a single-ring folding shed structure, n single-ring folding shed structures formed by the first integral shed cloth strip and the auxiliary shed cloth pieces and n single-ring folding shed structures formed by the second integral shed cloth strip and the auxiliary shed cloth pieces in a spaced sewing mode are connected to form the through passage folding device, a main body frame is a complete shed cloth fabric, elbow edge cloth uses a small-area fabric to assist in sewing, and the use of sewing threads is reduced; the novel sewing machine is simple in structure, the main body frame is made of a complete shed fabric, small-area fabric is used for assisting sewing only at the position where the elbow cannot be formed in one step, the length of sewing threads is shortened, the distribution area of the sewing threads is reduced, the risk of abrasion and breakage of the sewing threads is reduced, and the sealing performance is improved.
Description
The technical field is as follows:
the invention belongs to the technical field of rail transit equipment, and particularly relates to a through passage folding shed device which adopts a novel sewing mode to improve the sealing performance.
Background art:
the through passage is an internal passage for passengers to freely walk from one carriage to another carriage of the rail transit vehicle and enable the passengers to feel safe and comfortable, and the folding shed system is one of important components of the through passage, forms an integral frame of the through passage, and has the functions of rain prevention, dust prevention, sound insulation, heat insulation and internal safety protection.
The bellows systems on the market today are many: chinese patent 201621490585.0 discloses a bellows assembly for a through passage of a train, comprising: the vehicle body frame is used for being mounted on a vehicle body end wall; the foldable shed comprises a foldable shed main body, a foldable shed mounting frame and a foldable shed, wherein the foldable shed main body is vertically arranged and extends along the front and back directions, the front side and the back side of the foldable shed main body are both connected with the foldable shed mounting frame, and the foldable shed mounting frame is detachably connected with the vehicle body frame; and the locking mechanism is relatively fixedly arranged on the vehicle body frame and is switched between the states of locking and releasing the folding shed mounting frame. China patent 201820430819.5 discloses a double-deck bellows that link up usefulness constitutes, including supporting component and bellows subassembly, supporting component includes first door frame, last footboard and second door frame, first door frame and second door frame all are located go up the top of footboard, first door frame and second door frame symmetric distribution in go up the both sides of footboard, bellows subassembly includes bottom bellows, interior bellows and outer bellows, outer bellows fixed connection in first door frame, outer bellows is located the right side of first door frame, interior bellows block connect in outer bellows, interior bellows is located the inboard of outer bellows, bottom bellows fixed connection in go up the footboard, bottom bellows is located go up the below of footboard. Chinese patent 201920808371.0 discloses a reversible bellows of a through passage assembly disposed between two adjacent cars, the reversible bellows comprising: the device comprises a main body part and two turnable parts, wherein the main body part is in a roughly inverted U shape so as to limit a passing space, and the two turnable parts are respectively connected to two sides of the main body part in a pivotable manner, so that each turnable part can rotate between a covering position and a turning-up position; wherein, in the covering position, the flipper at least partially covers a ferry plate assembly of the through passage assembly, wherein the ferry plate assembly comprises a flipper that can be flipped over to perform maintenance on the through passage assembly; and, in the flipped-up position, the flippable portion is flipped such that the flippable ferry plate can be flipped to an open position. China patent 201920075421.9 discloses a link up a bellows structure, including outer bellows and interior bellows, outer bellows and interior bellows bend relatively, and the outer bellows is located the interior bellows outside, still includes two sets of outer bellows installing frames, interior bellows installing frame and automobile body installing frame, interior bellows installing frame is fixed on outer bellows installing frame, and outer bellows installing frame is fixed on the automobile body installing frame, and the automobile body installing frame is fixed respectively on the automobile body, just the both ends of outer bellows are fixed connection respectively on corresponding outer bellows installing frame, and the both ends of interior bellows are fixed connection respectively on corresponding interior bellows installing frame. The elbow area, the elbow and the straight area are sewn by scattered shed cloth fabric, more sewing threads are provided, more loads are borne, the problems of breakage, thread breakage and the like of the sewing threads are easily caused, and the breakage and the thread breakage of the sewing threads easily cause rain leakage of the shed. Therefore, a through passage folding shed device is developed, the use of sewing threads is reduced, and the abrasion risk is reduced.
The invention content is as follows:
the invention aims to overcome the defects in the prior art, and designs a through passage folding device, which reduces the use of sewing threads and improves the sealing performance.
In order to achieve the purpose, the main body structure of the through passage folding shed device comprises a first integral shed cloth strip, a second integral shed cloth strip and an auxiliary shed cloth piece; integral type structure's whole canopy cloth strip and No. two whole canopy cloth strips are head and tail overlap joint sewing respectively and are formed frame construction, four bight both sides of frame construction are connected with the supplementary canopy cloth piece sewing formula of arc structure respectively and are formed monocycle folding shed structure, n is individual by the monocycle folding shed structure and n that whole canopy cloth strip and supplementary canopy cloth piece formed and is connected into the bellows device that link up by whole canopy cloth strip No. two and supplementary canopy cloth piece formation monocycle folding shed structure interval sewing.
The first integral shed cloth strip and the second integral shed cloth strip are of integrated structures formed by cutting one piece of shed cloth.
The invention relates to a main body structure of a first integral shed cloth strip, which comprises a first transverse cloth, a first connecting strip, a first vertical cloth and a first short transverse cloth; the two ends of the first horizontal cloth are respectively connected with one end of the first vertical cloth through the first connecting strip, the other end of the first vertical cloth is connected with the first short horizontal cloth through the first connecting strip, the 2 first short horizontal cloth is connected in a sewing mode after being lapped, and the first horizontal cloth, the first connecting strip, the first vertical cloth and the first short horizontal cloth form the whole shed cloth strip of the frame structure.
The invention relates to a main structure of a second integral shed cloth strip, which comprises a second transverse cloth, a second connecting strip, a second vertical cloth and a second short transverse cloth; the two ends of the second transverse cloth are connected with one end of the second vertical cloth through the second connecting strip respectively, the other end of the second vertical cloth is connected with the second short transverse cloth through the second connecting strip, the 2 second short transverse cloth is connected in a sewing mode after being lapped, and the second transverse cloth, the second connecting strip, the second vertical cloth and the second short transverse cloth form a second integral shed cloth strip of a frame structure.
The length of the first transverse cloth, the length of the first connecting strip, the length of the first vertical cloth and the length of the first short transverse cloth are respectively unequal to the length of the second transverse cloth, the length of the second connecting strip, the length of the second vertical cloth and the length of the second short transverse cloth.
Compared with the prior art, the main body frame is made of complete shed cloth fabric, the elbow edge cloth uses small-area fabric to assist sewing, the use of sewing threads is reduced, the abrasion risk is reduced, the main stress is concentrated on the shed cloth fabric, the sewing threads do not bear the main load, and the service life is prolonged; the novel sewing machine is simple in structure, the main body frame is made of a complete shed fabric, only the small-area fabric is used at the position where the elbow cannot be formed in one step to assist sewing, the length of a sewing thread is shortened, the distribution area of the sewing thread is reduced, the risk of abrasion and breakage of the sewing thread is reduced, the sealing performance is improved, and the after-sale cost is reduced.
Description of the drawings:
fig. 1 is a schematic view of a principal structural principle of embodiment 1 of the present invention.
Fig. 2 is an expanded schematic view of the main structure of embodiment 1 of the present invention.
Fig. 3 is a schematic view of a main structure principle of embodiment 2 of the present invention.
Fig. 4 is an expanded view of the main structure of embodiment 2 of the present invention.
Fig. 5 is a schematic view of a main structure principle of embodiment 3 of the present invention.
Fig. 6 is an expanded view of the main structure of embodiment 3 of the present invention.
The specific implementation mode is as follows:
the invention is further described by way of example with reference to the accompanying drawings.
Example 1:
the main structure of the through passage folding device related to the embodiment comprises a first integral shed cloth strip 1, a second integral shed cloth strip 2 and an auxiliary shed cloth piece 3; the integral-structure first integral shed cloth strip 1 and the second integral shed cloth strip 2 are respectively lapped and sewn end to form a frame structure, two sides of four corners of the frame structure are respectively connected with auxiliary shed cloth pieces 3 of arc structures in a sewing mode to form a single-ring shed folding structure, and n single-ring shed folding structures formed by the first integral shed cloth strip 1 and the auxiliary shed cloth pieces 3 and n single-ring shed folding structures formed by the second integral shed cloth strip 2 and the auxiliary shed cloth pieces 3 are connected in a spaced sewing mode to form a through-passage shed folding device; the main structure of the first integral shed cloth strip 1 comprises a first transverse cloth 11, a first connecting strip 12, a first vertical cloth 13 and a first short transverse cloth 14; the two ends of a first transverse cloth 11 are respectively connected with one end of a first vertical cloth 13 through a first connecting strip 12, the other end of the first vertical cloth 13 is connected with a first short transverse cloth 14 through a first connecting strip 12, 2 pieces of the first short transverse cloth 14 are overlapped and then connected in a sewing mode, and the first transverse cloth 11, the first connecting strip 12, the first vertical cloth 13 and the first short transverse cloth 14 form a first integral shed cloth strip 1 of a frame structure; the main structure of the second integral shed cloth strip 2 comprises a second transverse cloth 21, a second connecting strip 22, a second vertical cloth 23 and a second short transverse cloth 24; no. two horizontal cloth 21's both ends are connected with No. two vertical cloth 23's one end respectively through No. two connecting strip 22, and No. two vertical cloth 23's the other end is connected with No. two short horizontal cloth 24 through No. two connecting strip 22, and 2 blocks of No. two short horizontal cloth 24 overlap joints the back sewing formula and connect, and No. two horizontal cloth 21, No. two connecting strip 22, No. two vertical cloth 23 and No. two short horizontal cloth 24 form frame construction's No. two whole canopy cloth 2.
No. 1 whole canopy cloth strips and No. 2 whole canopy cloth strips that this embodiment relates all are the integral type structure of cutting out by a canopy cloth and forming.
The length of the first transverse cloth 11 related to the embodiment is less than that of the first vertical cloth 13; the length of the first transverse cloth 11 is smaller than that of the second transverse cloth 21; the length of the first connecting strip 12 is greater than that of the second connecting strip 22; the length of the first vertical cloth 13 is smaller than that of the second vertical cloth 23; the length of the first short flat cloth 14 is smaller than that of the second short flat cloth 24.
Example 2:
when the through passage folding shed device related to the embodiment is of a single-ring integral structure, the main structure comprises a first integral shed cloth strip 1 and an auxiliary shed cloth piece 3; the first integral shed cloth strip 1 of the integral structure is lapped and sewn end to form a frame structure, and two sides of four corners of the frame structure are respectively connected with auxiliary shed cloth pieces 3 of an arc structure in a sewing mode to form a single-ring shed folding structure; the main structure of the first integral shed cloth strip 1 comprises a first transverse cloth 11, a first connecting strip 12, a first vertical cloth 13 and a first short transverse cloth 14; no. one violently cloth 11 both ends are connected with the one end of a vertical cloth 13 respectively through a connecting strip 12, and the other end of a vertical cloth 13 is connected with a short horizontal cloth 14 through a connecting strip 12, and 2 a short horizontal cloth 14 overlap joint back sewing formula is connected, and a violently cloth 11, a connecting strip 12, a vertical cloth 13 and a short horizontal cloth 14 form a whole canopy cloth 1 of frame construction.
Example 3:
when the through passage folding shed device related to the embodiment is of a single-ring local structure, the main structure comprises a first integral shed cloth strip 1 and an auxiliary shed cloth piece 3; two sides of two corners of a first integral shed cloth strip 1 of the U-shaped integral structure are respectively connected with auxiliary shed cloth pieces 3 of an arc structure in a sewing mode to form a single-ring local structure; the main structure of the first integral shed cloth strip 1 comprises a first transverse cloth 11 and a first connecting strip 12; the two ends of the first transverse cloth 11 are respectively provided with a first connecting strip 12.
Claims (8)
1. A through passage shed folding device is characterized in that a main body structure comprises a first integral shed cloth strip, a second integral shed cloth strip and an auxiliary shed cloth piece; integral type structure's whole canopy cloth strip and No. two whole canopy cloth strips are head and tail overlap joint sewing respectively and are formed frame construction, four bight both sides of frame construction are connected with the supplementary canopy cloth piece sewing formula of arc structure respectively and are formed monocycle folding shed structure, n is individual by the monocycle folding shed structure and n that whole canopy cloth strip and supplementary canopy cloth piece formed and is connected into the bellows device that link up by whole canopy cloth strip No. two and supplementary canopy cloth piece formation monocycle folding shed structure interval sewing.
2. A through passage bellows device of claim 1, wherein the first integral strips of tarpaulin and the second integral strips of tarpaulin are each an integral structure cut from a piece of tarpaulin.
3. The through passage folding shed device according to claim 1 or 2, wherein the main structure of the first integral shed cloth strip comprises a first transverse cloth, a first connecting strip, a first vertical cloth and a first short transverse cloth; the two ends of the first horizontal cloth are respectively connected with one end of the first vertical cloth through the first connecting strip, the other end of the first vertical cloth is connected with the first short horizontal cloth through the first connecting strip, the 2 first short horizontal cloth is connected in a sewing mode after being lapped, and the first horizontal cloth, the first connecting strip, the first vertical cloth and the first short horizontal cloth form the whole shed cloth strip of the frame structure.
4. The through passage bellow device according to claim 3, wherein the main structure of the second integral tarpaulin strip comprises a second transverse cloth, a second connecting strip, a second vertical cloth and a second short transverse cloth; the two ends of the second transverse cloth are connected with one end of the second vertical cloth through the second connecting strip respectively, the other end of the second vertical cloth is connected with the second short transverse cloth through the second connecting strip, the 2 second short transverse cloth is connected in a sewing mode after being lapped, and the second transverse cloth, the second connecting strip, the second vertical cloth and the second short transverse cloth form a second integral shed cloth strip of a frame structure.
5. The through passage bellow device according to claim 4, wherein the length of the first transverse cloth, the length of the first connecting strip, the length of the first vertical cloth and the length of the first short transverse cloth are not equal to the length of the second transverse cloth, the length of the second connecting strip, the length of the second vertical cloth and the length of the second short transverse cloth, respectively.
6. The through passage bellow device according to claim 5, wherein the length of the first number of horizontal cloths is smaller than the length of the first number of vertical cloths; the length of the first transverse cloth is smaller than that of the second transverse cloth; the length of the first connecting strip is greater than that of the second connecting strip; the length of the first vertical cloth is smaller than that of the second vertical cloth; the length of the first short transverse cloth is less than that of the second short transverse cloth.
7. The through passage bellow device according to claim 1 or 3, wherein when being a single ring integral structure, the main body structure comprises a first integral canopy cloth strip and an auxiliary canopy cloth piece; the first integral shed cloth strip of the integral structure is in butt lap joint and sewn to form a frame structure, and two sides of four corners of the frame structure are respectively connected with auxiliary shed cloth pieces of the arc-shaped structure in a sewing mode to form a single-ring shed structure.
8. The through passage bellow device according to claim 1 or 3, wherein in the case of a single ring partial structure, the main structure comprises a first integral canopy cloth strip and an auxiliary canopy cloth piece; two sides of two corners of the first integral shed cloth strip of the U-shaped integral structure are respectively connected with the auxiliary shed cloth pieces of the arc-shaped structure in a sewing mode to form a single-ring local structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011636026.7A CN112660180A (en) | 2020-12-31 | 2020-12-31 | Run through a roll over canopy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011636026.7A CN112660180A (en) | 2020-12-31 | 2020-12-31 | Run through a roll over canopy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112660180A true CN112660180A (en) | 2021-04-16 |
Family
ID=75413567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011636026.7A Pending CN112660180A (en) | 2020-12-31 | 2020-12-31 | Run through a roll over canopy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112660180A (en) |
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2020
- 2020-12-31 CN CN202011636026.7A patent/CN112660180A/en active Pending
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