CN212689878U

CN212689878U - Connecting structure of vehicle-mounted roller shutter door

Info

Publication number: CN212689878U
Application number: CN202021102794.XU
Authority: CN
Inventors: 朱健; 朱佳颖; 朱佳辰; 严虹斐
Original assignee: Suzhou Huazhike Machinery Manufacturing Co ltd
Current assignee: Suzhou Huazhike Machinery Manufacturing Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-12
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a connection structure of on-vehicle rolling slats door relates to the rolling slats door processing, aims at solving the rolling slats door and opens and close the in-process, because the clearance between the sheet makes and produce the problem of collision and noise each other, and its technical scheme main points are: one end of each door curtain sheet is provided with an arc concave part along the length direction, the other end of each door curtain sheet is provided with a hook part used for limiting the displacement of the adjacent door curtain sheet along the width direction, a connecting strip which is connected with the hook parts and used for adjusting the deflection of the adjacent door curtain sheet is arranged in each arc concave part, each connecting strip has elastic recovery characteristics, and each connecting strip is attached to the surface of each hook part and is clamped with the corresponding arc concave part. The utility model discloses an arc concave part and hook portion realize the hookup between the adjacent door curtain piece, and through being hooked shape connecting strip, can play the protection cushioning effect to hook portion and arc concave part, reduce the friction between the door curtain piece, play the effect of making an uproar and improve the life of door curtain piece.

Description

Connecting structure of vehicle-mounted roller shutter door

Technical Field

The utility model relates to a rolling slats door processing, more specifically say, it relates to a connection structure of on-vehicle rolling slats door.

Background

The rolling door is a portable door body, generally fixed in slideways at two sides of a building door body, or on vehicles such as a fire engine and the like, and rotates by taking a scroll above the door as a center to complete the opening and closing of the rolling door, the rolling door can play the same role as a wall to separate indoor and outdoor spaces, and is generally installed at a position where the partition of the wall is inconvenient to adopt.

In order to facilitate the assembly of the roller shutter door and the rolling of the sheets, gaps are always reserved between the sheets, but the rollers collide with each other due to the gaps between the sheets during the opening and closing of the roller shutter door to generate noise.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a connection structure of on-vehicle rolling slats door realizes the hookup between the adjacent door curtain piece through arc concave part and hook portion, and through being hooked shape connecting strip, can play the protection cushioning effect to hook portion and arc concave part, reduces the friction between the door curtain piece, plays the effect of making an uproar and improves the life of door curtain piece.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a connection structure of on-vehicle rolling slats door, includes a plurality of door curtain pieces, the one end of door curtain piece is equipped with the arc concave part along its length direction, the other end of door curtain piece is equipped with the hook portion that is used for restricting adjacent door curtain piece along its width direction displacement, be equipped with in the arc concave part and be connected the connecting strip that is used for adjusting adjacent door curtain piece deflection with hook portion, the connecting strip has the elastic recovery characteristic, the connecting strip paste in hook portion the surface and with arc concave part joint.

By adopting the technical scheme, through the arc-shaped concave part and the hook part which are respectively arranged at the two ends of the door curtain sheet, when two adjacent door curtain sheets are assembled, the hook parts slide into the arc-shaped concave parts along the length direction of the adjacent door curtain sheets, through the arrangement of the hook parts, two adjacent door curtain sheets are hooked and are not easy to displace along the width direction of the door curtain sheets, thereby improving the connection strength between the door curtain sheets, and the connecting strip is attached on the surface of the hook part and clamped with the arc-shaped concave part through the connecting strip positioned between the hook part and the arc-shaped concave part, when the hook part deflects, the connecting strip can be extruded to generate elastic deformation, thereby adjusting the deflection between the two door curtain sheets, and the connecting strip can play a role of blocking the hook part, thereby solving the problems that when the rolling door is opened and rolled, the two door curtain sheets collide with each other to generate noise, so that the noise is reduced and the service life of the door curtain sheets is prolonged.

The utility model discloses further set up to: one end of the arc-shaped concave part is obliquely arranged towards the concave part of the hook part to form a limiting part, a blocking part arranged towards the direction of the limiting part is arranged at one end of the arc-shaped concave part far away from the limiting part, and the distance between the blocking part and the limiting part is smaller than the maximum width of the hook part.

Through adopting above-mentioned technical scheme, the one end of arc recess sets up towards the inside slope of hook portion and forms spacing portion, can be to the mutual gomphosis of hook portion, when two curtain pieces are dragged in the reverse direction, can play the effect of spacing check to hook portion through spacing portion, and through the setting of fender portion, because the distance between fender portion and the spacing portion is less than hook portion's maximum width, thereby make hook portion under the limiting displacement of baffle and spacing portion, it is spacing in the arc concave part, improve the joint strength between two curtain pieces, and play spacing effect to the connecting strip.

The utility model discloses further set up to: the connecting strip is hook-shaped, the one end of connecting strip is equipped with the limit that sticks up that is located between hook portion and the spacing portion, be equipped with on the surface of connecting strip and paste the clamping part in fender portion both sides.

Through adopting above-mentioned technical scheme, because the connecting strip is the hook-type to the setting is located the stick up limit between spacing portion and the hook portion, can keep away from the one end of door curtain piece to hook portion and carry out cladding, check and keep off, when pulling the door curtain piece, avoid taking place the friction between hook portion and the spacing portion, thereby improve the effect of noise reduction, and through the clamping part centre gripping in the both sides of fender portion, improve the joint strength of connecting strip and door curtain piece, when assembling two door curtain pieces, improve the stability of connecting piece.

The utility model discloses further set up to: one side of the connecting strip towards the arc-shaped concave part is provided with an arc-shaped convex strip, a gap is formed between the inner walls of the connecting strip and the arc-shaped concave part, the arc-shaped surface of the arc-shaped convex strip is attached to the surface of the arc-shaped concave part, and when the door curtain sheets deflect each other, the arc-shaped convex strip is elastically deformed and used for providing acting force for the adjacent door curtain sheets to back to the deflection direction.

Through adopting above-mentioned technical scheme, through the setting of arc sand grip for leave the clearance between the outer wall of connecting strip and the inner wall of arc concave part, when being convenient for roll up curtain door-trip or closed, take place to deflect between two curtain pieces, and extrude the arc concave part through the arc sand grip, can play the effect of noise reduction, and through the deformation of arc sand grip, provide an effort of curtain piece, when making the rolling slats door expand, can keep better roughness.

The utility model discloses further set up to: the joint of the hook part and the door curtain sheet is provided with an edge arranged towards the direction of the limiting part, and when the adjacent door curtain sheet deflects, the edge is abutted against the limiting part to limit the hook part to be screwed out from the arc-shaped concave part.

By adopting the technical scheme, the edge is arranged, and when the two curtain sheets deflect, the edge can extrude the limiting part to limit the deflection of the curtain sheets, so that the hook part is limited to be screwed out of the arc-shaped concave part, the connection strength between the two curtain sheets is improved, and the service life of the rolling shutter door is prolonged.

The utility model discloses further set up to: the one end that the door curtain piece was equipped with hook portion caves in towards door curtain piece inside and forms arc portion, the arc concave surface of arc portion sets up towards hook portion direction, just the edge is located between hook portion and the arc portion.

By adopting the technical scheme, the end provided with the hook part is sunken into the inside of the door curtain sheet to form the arc part, and when the door curtain sheet deflects, the stress acting on the door curtain sheet is concentrated at the arc part through the arrangement of the arc part, so that the deformation resistance of the door curtain sheet is improved.

The utility model discloses further set up to: the connecting strip is made of a thermoplastic polyurethane elastomer, and the door curtain sheet is made of a stainless steel material and is of an integrally formed structure.

By adopting the technical scheme, the thermoplastic polyurethane elastomer has the characteristics of outstanding wear resistance, high elasticity, high mechanical strength, excellent oil resistance, excellent deflection resistance and the like, so that the connecting strip has good deformation capacity and has the characteristic of wear resistance, the service life of the connecting strip is prolonged, and a good noise reduction effect is achieved.

To sum up, the utility model discloses following beneficial effect has:

the arc-shaped concave parts and the hook parts are respectively arranged at two ends of the door curtain pieces, when the two adjacent door curtain pieces are assembled, the hook parts slide into the arc-shaped concave parts along the length direction of the two adjacent door curtain pieces, the two adjacent door curtain pieces are hooked through the arrangement of the hook parts, the two adjacent door curtain pieces are not easy to displace along the width direction of the door curtain pieces, the connection strength between the door curtain pieces is further improved, the connection strips are positioned between the hook parts and the arc-shaped concave parts, the connection strips are attached to the surfaces of the hook parts and clamped with the arc-shaped concave parts, when the hook parts deflect, the connection strips can be extruded to generate elastic deformation, the deflection between the two door curtain pieces is adjusted, the effect of blocking is achieved through the connection strips, the problem that the two door curtain pieces collide with each other to generate noise in the process of opening and rolling of the roller shutter door is solved, the noise reduction effect is achieved, and the service life of the door curtain pieces.

Drawings

FIG. 1 is a schematic structural view of a connecting strip of the present invention;

FIG. 2 is a schematic view of the structure of the two curtain sheets hooked together;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a door curtain sheet; 2. an arc-shaped concave part; 3. a hook portion; 4. a connecting strip; 5. a limiting part; 6. a stopper; 7. edge warping; 8. a clamping portion; 9. arc-shaped convex strips; 10. a gap; 11. an edge; 12. an arc-shaped portion.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A connecting structure of a vehicle-mounted rolling door is disclosed, referring to fig. 2 and fig. 3, and comprises a plurality of door curtain sheets 1 which are integrally processed by stainless steel materials, wherein one end of each door curtain sheet 1 is inwards sunken to form an arc-shaped concave part 2 arranged along the length direction of the door curtain sheet, a hook part 3 is formed at the other end of each door curtain sheet 1, when adjacent door curtain sheets 1 are connected, the hook part 3 of one door curtain sheet 1 is embedded in the arc-shaped concave part 2 of the adjacent door curtain sheet 1, one end of each arc-shaped concave part 2 is obliquely arranged towards the concave part of the hook part 3 to form a limiting part 5, one end of each arc-shaped concave part 2, which is far away from the limiting part 5, is provided with a blocking part 6 arranged towards the limiting part 5, the distance between the blocking part 6 and the limiting part 5 is smaller than the maximum width of the hook part 3, the displacement of the door curtain sheets 1 and the adjacent door curtain sheets 1 along the.

Referring to fig. 1 and 2, in the present embodiment, the connecting strip 4 is made of a thermoplastic polyurethane elastomer and is of an integrally formed structure, so that the connecting strip 4 has elastic recovery characteristics, a clamping portion 8 is formed on one side of the connecting strip 4 facing the arc-shaped recess 2, a clamping space for accommodating the blocking portion 6 is provided in the clamping portion 8, the connecting strip 4 is disposed between the arc-shaped recess 2 and the hook portion 3 in a hook shape, one end of the connecting strip 4 is turned towards the hook portion 3 to form a raised edge 7 between the hook portion 3 and the limiting portion 5, an arc-shaped protruding strip 9 is formed on one side of the connecting strip 4 facing the arc-shaped recess 2, an arc-shaped surface of the arc-shaped protruding strip 9 is disposed facing the inside of the arc-shaped recess 2, a gap 10 is formed between the connecting strip 4 and the inner wall of the arc-shaped recess 2, the arc-shaped surface of the arc-shaped protruding strip 9, the arc-shaped convex strips 9 are elastically deformed and used for providing acting force of the adjacent door curtain sheets 1 opposite to the deflection direction.

Referring to fig. 3, one end of the curtain sheet 1, which forms the hook portion 3, is recessed towards the inside of the curtain sheet 1 to form an arc portion 12, the arc portion 12 is communicated with the hook portion 3, an arc concave surface of the arc portion 12 is arranged towards the direction of the hook portion 3, an edge 11 arranged towards the direction of the limiting portion 5 is arranged at the joint of the hook portion 3 and the curtain sheet 1, the edge 11 is located at the joint of the arc portion 12 and the hook portion 3, and a distance exists between one end of the edge 11 and the limiting portion 5, when the adjacent curtain sheet 1 deflects, the edge 11 abuts against the limiting portion 5 to limit the hook portion 3 to be screwed out from the arc concave portion 2.

The working process is as follows: when the roller shutter door is assembled, the hook part 3 of one curtain sheet 1 slides into the arc-shaped concave part 2 along the length direction of the curtain sheet 1, the clamping part 8 formed on the connecting strip 4 is clamped with the blocking part 6, the connecting strip 4 is firmly and stably connected into the arc-shaped concave part 2, and one end of the connecting strip 4 is bent to form a raised edge 7, so that the hook part 3 can play a role of guiding when sliding into the arc-shaped concave part 2, when the hook part 3 is positioned in the arc-shaped concave part 2, the raised edge 7 is positioned between the hook part 3 and the limiting part 5, as the distance between the limiting part 5 and the blocking part 6 is smaller than the maximum width of the hook part 3, the separation of the hook part 3 from the arc-shaped concave part 2 along the width direction of the curtain sheet 1 is limited, and when the roller shutter door is closed, the adjacent curtain sheets 1 are subjected to mutually opposite acting forces, so that the hook part 3 and the limiting part 5 are mutually extruded, as the raised edge 7 between the hook part 3, the curtain door has the advantages that the curtain door can play a role in blocking and protecting the hook part 3 and the limiting part 5, the friction between the hook part 3 and the limiting part 5 is reduced, a good noise reduction effect is achieved, the friction between the curtain sheets 1 is reduced, the service life of the curtain door is prolonged, because a gap 10 is formed between the connecting strip 4 and the inner wall of the arc-shaped concave part 2, the arc-shaped convex strip 9 is formed on the connecting strip 4, the arc-shaped surface of the arc-shaped convex strip 9 is attached to the surface of the arc-shaped concave part 2, when the two curtain sheets 1 deflect with each other, the connecting strip 4 is extruded by the hook part 3 to extrude the arc-shaped convex strip 9 to the inner wall of the arc-shaped concave part 2, the arc-shaped convex strip 9 is elastically deformed, the deflection amplitude between the two curtain sheets 1 is limited, because the arc-shaped convex strip 9 is made of thermoplastic polyurethane elastomer, the abrasion between the arc-shaped concave part 2 and the hook part 3, and the arc convex strips 9 provide elastic restoring force, so that the adjacent curtain sheets 1 are relatively flat in a natural state, the quality of the rolling door is improved, and one end of the door curtain sheet 1, which is provided with the hook part 3, is sunken towards the interior of the door curtain sheet 1 to form an arc part 12, so that the deformation resistance of the door curtain sheet 1 can be improved, when the door curtain sheet 1 is subjected to external pressure and the two door curtain sheets 1 are deflected excessively, the arc part 12 improves the stress bearing capacity of the hook part 3 of the door curtain sheet 1, thereby prolonging the service life of the rolling door, and an edge 11 facing the limiting part 5 is arranged between the arc part 12 and the hook part 3, when the hook part 3 rotates in the arc-shaped concave part 2, the edge 11 presses the surface of the limiting part 5 facing to the direction of the arc-shaped part 12, and by mutual pressing of the limiting part 5 and the edge 11, thereby limiting the hook part 3 from being screwed out of the arc-shaped concave part 2 and improving the connection strength between the door curtain sheets 1.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a connection structure of on-vehicle rolling slats door, includes a plurality of door curtain pieces (1), its characterized in that: the one end of door curtain piece (1) is equipped with arc concave part (2) along its length direction, the other end of door curtain piece (1) is equipped with hook portion (3) that are used for restricting adjacent door curtain piece (1) along its width direction displacement, be equipped with in arc concave part (2) and be connected with hook portion (3) and be used for adjusting connecting strip (4) that adjacent door curtain piece (1) deflected, connecting strip (4) have the elastic recovery characteristic, connecting strip (4) paste in the surface of hook portion (3) and with arc concave part (2) joint.

2. A connecting structure for a vehicle-mounted rolling door as claimed in claim 1, wherein: one end of the arc-shaped concave part (2) is obliquely arranged towards the concave part of the hook part (3) to form a limiting part (5), one end of the arc-shaped concave part (2) far away from the limiting part (5) is provided with a blocking part (6) arranged towards the direction of the limiting part (5), and the distance between the blocking part (6) and the limiting part (5) is smaller than the maximum width of the hook part (3).

3. A connecting structure for a vehicle-mounted rolling door as claimed in claim 2, wherein: the connecting strip (4) is hook-shaped, one end of the connecting strip (4) is provided with a raised edge (7) positioned between the hook part (3) and the limiting part (5), and the outer surface of the connecting strip (4) is provided with clamping parts (8) attached to two sides of the blocking part (6).

4. A connecting structure for a vehicle-mounted rolling door as claimed in claim 3, wherein: one side of connecting strip (4) orientation arc concave part (2) is equipped with arc sand grip (9), be formed with gapped (10) between the inner wall of connecting strip (4) and arc concave part (2), the arcwall face of arc sand grip (9) pastes in the surface of arc concave part (2), and is adjacent when door curtain piece (1) deflects each other, arc sand grip (9) take place elastic deformation and are used for providing adjacent door curtain piece (1) and the effort that the direction of deflecting is carried on the back mutually.

5. A connecting structure for a vehicle-mounted rolling door as claimed in claim 2, wherein: the connecting part of the hook part (3) and the door curtain sheet (1) is provided with a seamed edge (11) which is arranged towards the direction of the limiting part (5), and when the adjacent door curtain sheet (1) deflects, the seamed edge (11) is abutted against the limiting part (5) to limit the hook part (3) to be screwed out from the arc-shaped concave part (2).

6. A connecting structure for a vehicle-mounted rolling door as claimed in claim 5, wherein: one end of the door curtain sheet (1) provided with the hook part (3) is sunken towards the inside of the door curtain sheet (1) to form an arc part (12), an arc concave surface of the arc part (12) is arranged towards the direction of the hook part (3), and the edge (11) is positioned between the hook part (3) and the arc part (12).

7. A connecting structure for a vehicle-mounted rolling door as claimed in claim 1, wherein: the connecting strip (4) is made of a thermoplastic polyurethane elastomer, and the door curtain sheet (1) is made of a stainless steel material and is of an integrally formed structure.