CN210390719U

CN210390719U - Anti-pinch adhesive tape for bus passenger door

Info

Publication number: CN210390719U
Application number: CN201920801280.4U
Authority: CN
Inventors: 吴昊
Original assignee: Zhengzhou Yutong Bus Co Ltd
Current assignee: Yutong Bus Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-04-24
Anticipated expiration: 2029-05-30

Abstract

The utility model relates to a prevent pressing from both sides adhesive tape for bus passenger door, including being used for fixing the adhesive tape main part on corresponding passenger door body, adhesive tape main part front side overhang is provided with the overlap joint overhang limit that extends along adhesive tape main part length direction, it is provided with along the compressive deformation chamber wall that adhesive tape main part length direction extends to overhang in the overlap joint overhang limit rear side in the adhesive tape main part, compressive deformation chamber wall encloses with the adhesive tape main part and becomes to be used for holding gaseous with the anti-pinch chamber cavity chamber that exports pressure fluctuation when compressive deformation chamber wall compressive deformation, compressive deformation chamber wall has preceding connecting portion and the back connecting portion with the integrative transitional coupling of adhesive tape main part, at least one connecting portion have the bending deformation section, the bending deformation section has the bending, the bending inboard forms the deformation interval. Under the same thickness dimension, the deformation interval can effectively improve the folding of corresponding connecting portion and present the shrink performance, and then effectively reduce the deformation strength of preventing pressing from both sides the air cavity.

Description

Anti-pinch adhesive tape for bus passenger door

Technical Field

The utility model belongs to the technical field of the adhesive tape is sealed, concretely relates to prevent pressing from both sides adhesive tape for bus passenger door.

Background

Passenger door of bus adopts the interior pendulum passenger door usually, especially in well door position department, sets up two interior pendulum passenger door cooperation switches usually, for guaranteeing sealed and prevent pressing from both sides, is provided with in the side of the orientation centre joint of passenger door usually and prevents pressing from both sides the adhesive tape, and the cooperation of preventing pressing from both sides the adhesive tape of two interior pendulum passenger doors realizes effectively sealed, simultaneously, provides and prevents pressing from both sides the protection.

The utility model discloses a seam adhesive tape is prevented pressing from both sides by the gasbag disclosed in the structure of preventing pressing from both sides adhesive tape is CN 204139920U's the chinese utility model patent of grant bulletin number, and the circular region in middle part is the air chamber, and it is airtight space, is connected with pressure sensor through corresponding intercommunication trachea, and the air chamber is by extrusion deformation, and intracavity pressure risees, arouses pressure sensor to send and prevents pressing from both sides the signal, and the passenger door is in time opened and is avoided preventing pressing from both sides.

However, the circular air cavity in the existing centre joint adhesive tape is directly formed in the main body of the adhesive tape and is excessively strong in relation with the surrounding structure, so that the overall rigidity of the circular air cavity is high, the deformation of the corresponding excitation pressure sensor can be generated by large extrusion acting force, the actual object shows that the clamping resistance is too large, and the pain feeling of passengers is strong.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent pressing from both sides adhesive tape for bus passenger door to solve prior art air cavity direct forming and make the air cavity extremely strong and then lead to the higher technical problem of air cavity global stiffness with structural relevance on every side in the adhesive tape main part.

In order to achieve the above object, the utility model provides a prevent pressing from both sides adhesive tape's technical scheme for bus passenger door is: the utility model provides a prevent pressing from both sides adhesive tape for bus passenger door, including being used for fixing the adhesive tape main part on the corresponding passenger door body, adhesive tape main part front side overhang is provided with the overlap joint overhang limit that extends along adhesive tape main part length direction, the pressure deformation chamber wall that is provided with along adhesive tape main part length direction extension in overlap joint overhang limit rear side overhang in the adhesive tape main part, pressure deformation chamber wall encloses with the adhesive tape main part and becomes to be used for holding gas with the pressure chamber wall pressure fluctuation of output when pressure deformation prevents pressing from pressing the air cavity, pressure deformation chamber wall has preceding connecting portion and the back connecting portion with the integrative transitional coupling of adhesive tape main part, at least one connecting portion have the bending deformation section, the bending deformation section has the bending, the bending inboard forms the deformation interval.

The beneficial effects are that: the utility model provides an in preventing pressing from both sides adhesive tape for bus passenger door, at least one connecting portion have the bending deformation section, the inboard of bending on the bending deformation section forms the deformation interval, under same thickness dimension, the folding of deformation interval can effectively improving corresponding connecting portion is presented and is contracted the performance, and then effectively reduce the deformation strength who prevents pressing from both sides the air cavity, when pressurized, the deformation chamber wall takes place to compel the deformation easily by the compression, and then reduce and prevent pressing from both sides the excitation value, avoid appearing preventing that the power of pressing from both sides is too big and lead to the painful strong problem of feeling behind the centre gripping passenger.

In a further refinement, at least one of the connecting sections has a bending deformation section, at least two bends being provided in the bending deformation section, the inner sides of the bends each forming a respective deformation gap. The folding and shrinking performance of the connecting part can be further improved by arranging at least two bends.

On the basis that two bends are arranged on the bending deformation section, the directions of any two adjacent bends of the bending deformation section are opposite, so that the bending deformation section is S-shaped at the corresponding two bends. The bending deformation sections are S-shaped at two adjacent bending positions, and the connecting part can obtain good folding and expanding performance in a limited space range.

The anti-pinch air cavity is further optimized on the basis of any scheme, and the cross section of the anti-pinch air cavity, which is vertical to the length direction of the rubber strip main body, is integrally in a sector ring shape. The sector annular anti-pinch air cavity can cover a large anti-pinch angle interval, and the identification angle interval of the anti-pinch rubber strip is remarkably improved.

The sector annular anti-pinch air cavity is optimized on the basis, the front connecting portion and the rear connecting portion are correspondingly arranged on the front side and the rear side of the sector annular anti-pinch air cavity, the compression deformation cavity wall is provided with a middle compression deformation portion located between the two connecting portions, and the outer peripheral surface of the middle compression deformation portion is provided with a deformable circumferential notch extending along the length direction of the rubber strip main body. Set up global breach on middle pressurized deformation portion, when middle pressurized deformation portion pressurized, global breach department can appear warping and present contracting, and then makes the local emergence of anti-pinch air cavity compel deformation more easily.

Further, the circumferential surface gaps are sequentially arranged at intervals in the front-back direction, and at least two circumferential surface gaps are arranged at intervals in the front-back direction. At least two peripheral surface gaps are arranged, so that the local deformation feeding range can be enlarged.

In a further improvement, the rubber strip body is provided with a mounting side surface which is used for being arranged perpendicular to a passenger door body, and the included angle between the central symmetry plane of the fan-shaped annular anti-clamping air cavity and the mounting side surface ranges from 43 degrees to 47 degrees.

In another improvement of the above anti-pinch rubber strip scheme, the rubber strip main body is provided with a transition part in integral transition connection with the front connecting part, the root of the lap joint overhanging edge is integrally arranged on the transition part, the transition part is provided with an inner side surface forming the anti-pinch air cavity and an outer side surface arranged opposite to the inner side surface, and a transition notch extending along the length direction of the rubber strip main body and used for deformation when the lap joint overhanging edge is pressed is arranged on the inner side surface and/or the outer side surface of the transition part. Set up the transition breach on the medial surface and/or the lateral surface of transition portion, when overlap joint overhang limit pressurized, can form at transition breach department and warp and present the shrink, make overlap joint overhang limit more take place to warp when the pressurized, avoid pressing from both sides and hinder passenger's palm and finger.

It is further defined on the basis of the above-mentioned overlapping overhanging edge that has a tip portion facing away from the main body of the strip, the outer surface of which tip portion is arranged in a smooth transition. The outer surface of the tip part is smooth, so that the palm and the fingers of a passenger are prevented from being scratched.

In another improvement of the above anti-pinch rubber strip solution, a protective edge extending along the length direction of the rubber strip main body is arranged on the rear side of the pressure deformation chamber wall of the rubber strip main body, and the protective edge has a lap joint end which is lapped on the pressure deformation chamber wall to press against the pressure deformation chamber wall to deform when the protective edge is pressed. The protection limit overlap joint is on the pressurized deformation chamber wall, and when the protection limit pressurized deformation, the overlap joint end of protection limit can roof pressure pressurized deformation chamber wall take place to warp, and then promotes the originated anti-pinch sensitivity of closing the door, moreover, can also utilize the protection limit to protect the pressurized deformation chamber wall.

In addition to the above-described protective edge, a root portion of the protective edge provided integrally with the rubber strip main body has a deformation weakened portion. The arrangement of the deformation weak part facilitates the deformation of the protective edge when being pressed.

In the other improvement of the above anti-pinch rubber strip scheme, a hook groove for hooking and matching with an inward-turning clamping edge arranged at a slot on a passenger door body is arranged on the rubber strip main body, and a plurality of protruding parts for abutting and pressing and matching with the inward-turning clamping edge are convexly arranged on the inner side wall of the hook groove. Set up the protruding portion on the inside wall in hook groove, form the point contact fit mode, reduce and prevent pressing from both sides the frictional resistance of adhesive tape assembly at passenger door body in-process, convenient assembly.

The hook groove is further improved, the inner side wall of the hook groove comprises a groove bottom wall and two side groove walls, and the protruding parts are arranged on the groove bottom wall and the two side groove walls respectively.

Drawings

FIG. 1 is a schematic structural view of one embodiment of an anti-pinch strip for a passenger door of a bus according to the present invention;

FIG. 2 is a cross-sectional view of the anti-pinch strip of FIG. 1;

FIG. 3 is a schematic view of the anti-pinch strip shown in FIG. 1 applied to a passenger door of a bus.

Description of reference numerals: 1-rubber strip body, 2-anti-pinch air cavity, 3-lap overhanging edge, 4-protective edge, 6-lightening hole, 7-protrusion, 8-hook groove, 10-transition part, 100-transition gap, 20-compression deformation cavity wall, 21-front connecting part, 210-bending deformation section, 211-bending, 22-rear connecting part, 23-middle compression deformation part, 230-circumferential gap, 31-tip part, 32-root part, 41-lap end, 42-deformation weak part, 300-anti-pinch rubber strip, 301-ear, 400-passenger door body, and 401-inward-turning clamping edge.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

The utility model discloses a prevent pressing from both sides concrete embodiment of adhesive tape for bus passenger door, its structure is as shown in figure 1 to figure 2, prevent pressing from both sides the adhesive tape including being used for fixing adhesive tape main part 1 on corresponding passenger door body, adhesive tape main part 1's front side overhang is provided with along the overlap joint overhang limit 3 that adhesive tape main part length direction extends, one side towards the passenger door body at adhesive tape main part 1 is equipped with the hangers, the hangers is used for cooperating with passenger door body hook in order to prevent pressing from both sides adhesive tape fixed mounting on the passenger door body, one side that deviates from the hangers at colloid main part 1 is provided with prevents pressing from both sides air cavity 2, prevent pressing from both sides air cavity 2 and be in the rear side of overlap joint overhang limit 3.

Specifically, it is provided with along the pressurized deformation chamber wall 20 that adhesive tape main part length direction extends to overhang in 3 rear sides of overlap joint overhang limit on adhesive tape main part 1, pressurized deformation chamber wall 20 encloses with adhesive tape main part 1 and becomes to prevent pressing air cavity 2, prevent pressing air cavity 2 and be used for holding gaseous output pressure fluctuation when pressurized deformation chamber wall pressurized deformation, pressurized deformation chamber wall 20 has preceding connecting portion 21 and back connecting portion 22 with 1 integrative transitional coupling of adhesive tape main part, two connecting portions have bending deformation section 210 respectively, bending deformation section 210 has crooked 211, the inboard formation of crooked 211 is out of shape the interval.

The bending deformation sections on the two connecting parts are respectively provided with two bends 211, and the inner sides of the bends respectively form a deformation interval. And the directions of two adjacent bends on each bending deformation section are opposite, so that the bending deformation sections are S-shaped at the corresponding two bends, and larger deformation feeding and shrinking capacity can be obtained in a smaller space.

In this embodiment, the connection portions are respectively provided with the bending deformation sections, in other embodiments, only one connection portion may be provided with the bending deformation section according to actual needs, and the bending deformation section may be provided with only one bend or more than two bends.

Above-mentioned prevent pressing from both sides air cavity 2 wholly be fan ring shape with adhesive tape main part length direction looks vertically cross section, and fan ring shape prevents pressing from both sides the air cavity and can cover great prevent pressing from both sides between the angle section, and it prevents pressing from both sides between the discernment angle section of adhesive tape to show to promote. Specifically, the rubber strip body 1 is provided with a mounting side face which is arranged perpendicular to a door body of a passenger door, and the included angle between the central symmetry plane of the fan-shaped air clamping preventing cavity 2 and the mounting side face ranges from 43 degrees to 47 degrees. The included angle range is a better range, and can cover an anti-pinch angle interval as much as possible, in other embodiments, the included angle range can be larger than the range, but the significance is not large at the moment, and the direction identifiability of the anti-pinch air cavity can be improved by the mode.

The front connecting part 21 and the rear connecting part 22 are correspondingly arranged on the front side and the rear side of the fan-shaped anti-pinch air cavity 2, the compression deformation cavity wall 20 is provided with a middle compression deformation part 23 positioned between the two connecting parts, the peripheral surface of the middle compression deformation part 23 is provided with a deformable peripheral surface gap 230 extending along the length direction of the rubber strip main body, and the peripheral surface gaps 230 are sequentially arranged in three at intervals along the front-rear direction. This peripheral breach can improve the local deformation of middle pressurized deformation portion and feed the ability of contracting, and then reduces and prevents that the clamping-force that the adhesive tape was applyed on the passenger body.

In this embodiment, will form the corresponding side at the adhesive tape main part of the connection that the deformation chamber wall overhang that receives of preventing pressing of pressing the air cavity through two junctions, reduce the adhesive tape main part and to receiving the associated influence on deformation chamber wall, improve the deformation chamber wall that receives pressing deformability for receiving pressing deformation chamber wall takes place to compel the deformation easily, reduces and prevents pressing the excitation value.

In addition, the rubber strip main body 1 here has a transition portion 10 integrally transitional-connected with the front connecting portion 21, the root 32 of the lap overhanging edge 3 is integrally provided on the transition portion 10, the transition portion 10 has an inner side surface forming the anti-pinch air cavity 2 and an outer side surface arranged opposite to the inner side surface, and both the inner side surface and the outer side surface of the transition portion 10 are provided with transition notches 100 extending along the length direction of the rubber strip main body and used for deformation when the lap overhanging edge is pressed. Because the root of overlap joint overhanging limit 3 sets up with preceding connecting portion an organic whole is integrated, at the in-process that finger or palm contact overlap joint overhanging limit, also can synchronous compression prevent pressing from both sides the air cavity, avoid pressing from both sides and hinder finger and palm. Moreover, the transition notch is arranged, so that the extension overlapping edge is easier to deform when forced, and fingers and palms are convenient to draw out.

In addition, the overlapping overhanging edge 3 has a tip 31 facing away from the glue strip body 1, the outer surface of the tip 31 being arranged with a smooth transition. Compared with the structure in the prior art that the edge of the extending edge is obvious in edge angle, the tip with the smooth transition arrangement on the outer surface avoids scratching the palm and the fingers.

In this embodiment, for the protection prevents pressing from both sides the air cavity, be equipped with the protection limit 4 that extends along adhesive tape main part length direction in the pressurized deformation chamber wall 20 rear side on adhesive tape main part 1, protection limit 4 has overlap joint end 41 of overlap joint on the pressurized deformation chamber wall 20, and overlap joint end 41 can be when 4 pressurized tops pressure deformation chamber walls 20 warp in protection limit. Furthermore, the root of the protective edge 4, which is provided integrally with the rubber strip body 1, has a deformation weakening 42 in order to facilitate deformation of the protective edge and thus trigger the pressure-deformable cavity wall 20.

It should explain very much, be used for on the adhesive tape main part 1 towards passenger door one side hangers 301 of the body, be equipped with hook groove 8 on hangers 301, hook groove 8 be used for with passenger door the interior upset card limit 401 hook cooperation that the neck notch department set up on the body, the inboard cell wall of hook groove 8 includes groove diapire and both sides cell wall, be equipped with a plurality of protruding portions 7 on groove diapire and both sides cell wall respectively, protruding portion 7 be used for with passenger door the interior upset card limit roof pressure cooperation on the body, in order to form the point contact of discrete, reduce the frictional resistance who prevents pressing the adhesive tape assembling process, promote the assembly convenience.

In addition, in order to realize the weight-reducing design, a weight-reducing hole 6 is also arranged on the rubber strip body 1, and the weight-reducing hole 6 extends along the extension direction of the rubber strip body.

The glue strip of preventing pressing from both sides in this embodiment can be as shown in fig. 3 when using, prevent pressing from both sides glue strip 300 and install on passenger door body 400, be equipped with in turn over card limit 401 in passenger door body 400's draw-in groove department, during the installation, prevent pressing from both sides glue strip 300's hangers 301 fixed clip dress on passenger door body 400, specifically, hook groove 8 on the hangers 301 and the cooperation of the interior turn over card limit 401 hook on passenger door body 400. Furthermore, the projections 7 on the respective inner side groove walls of the hook grooves 8 are in point contact press-fit engagement with the inverted beads 401. In fact, the part of the passenger door body for installing the anti-pinch rubber strip is of a profile structure, and during installation, the anti-pinch rubber strip is usually fixedly installed in the corresponding profile, so that the installation is convenient.

In this embodiment, prevent pressing from both sides the air cavity and adopt the sector ring shape, can cover bigger prevent pressing from both sides the angle like this. In other embodiments, the anti-pinch air chamber can also be in other shapes such as an oval or a structure close to a circle, as long as the anti-pinch air chamber is suspended and extended by the front connecting part and the rear connecting part, and at least one connecting part is provided with a bending deformation section.

In this embodiment, the peripheral surface of the middle compressive deformation part in the compressive deformation cavity wall is provided with a plurality of peripheral surface notches, and in other embodiments, corresponding peripheral surface notches can be omitted, so that the local deformation feedback capacity of the compressive deformation cavity wall is reduced.

In the embodiment, the inner side wall of the hook groove in the rubber strip main body is provided with the protruding part to form point contact matching with the inward-turned clamping edge on the passenger door body.

Claims

1. The utility model provides an anti-pinch rubber strip for bus passenger door, is including being used for fixing adhesive tape main part (1) on the corresponding passenger door body, and adhesive tape main part front side overhang is provided with overlap joint overhang limit (3) that extend along adhesive tape main part length direction, its characterized in that: the utility model discloses a joint strip, including adhesive tape main part, joint overhang limit rear side overhang in the overlap joint is provided with along adhesive tape main part length direction extension pressurized deformation chamber wall (20), pressurized deformation chamber wall (20) enclose with adhesive tape main part (1) and become to be used for holding gas with the anti-pinch air chamber (2) of output pressure fluctuation when pressurized deformation chamber wall pressurized deformation, pressurized deformation chamber wall (20) have with adhesive tape main part an organic whole transitional coupling's preceding connecting portion (21) and back connecting portion (22), at least one connecting portion have bending deformation section (210), bending deformation section (210) have crooked (211), crooked (211) inboard formation warp the interval.

2. The anti-pinch strip for a bus passenger door in accordance with claim 1, further comprising: at least two bends (211) are arranged on the bending deformation section (210), and the inner sides of the bends form the deformation interval respectively.

3. The anti-pinch strip for a bus passenger door according to claim 2, wherein: any two adjacent bending directions of the bending deformation sections (210) are opposite, so that the bending deformation sections are S-shaped at the corresponding two bends.

4. An anti-pinch strip for a bus passenger door according to claim 1, 2 or 3, characterised in that: the cross section of the anti-pinch air cavity (2) which is vertical to the length direction of the rubber strip main body is in a fan-shaped ring shape as a whole.

5. The anti-pinch strip for a bus passenger door according to claim 4, wherein: preceding connecting portion (21) and back connecting portion (22) correspond and arrange the front and back side in fan annular anti-pinch air cavity (2), pressurized deformation chamber wall (20) have be located the middle pressurized deformation portion (23) between two connecting portions, are equipped with on the middle pressurized deformation portion (23) outer peripheral face along deformable global breach (230) of adhesive tape main part length direction extension.

6. The anti-pinch strip for a bus passenger door according to claim 5, wherein: the circumferential surface notches (230) are sequentially arranged at intervals along the front-back direction, and at least two notches are arranged at intervals.

7. The anti-pinch strip for a bus passenger door according to claim 4, wherein: the rubber strip main body (1) is provided with a mounting side face which is used for being arranged perpendicular to a passenger door body, and the included angle between the central symmetry plane of the fan-shaped anti-clamping air cavity (2) and the mounting side face ranges from 43 degrees to 47 degrees.

8. An anti-pinch strip for a bus passenger door according to claim 1, 2 or 3, characterised in that: the adhesive tape main body (1) is provided with a transition part (10) in integral transition connection with a front connecting part (21), the root part (32) of the lap joint overhanging edge (3) is integrally arranged on the transition part (10), the transition part (10) is provided with an inner side surface forming the anti-pinch air cavity (2) and an outer side surface arranged opposite to the inner side surface, and a transition notch (100) extending along the length direction of the adhesive tape main body and used for deforming when the lap joint overhanging edge is pressed is arranged on the inner side surface and/or the outer side surface of the transition part (10).

9. An anti-pinch strip for a bus passenger door according to claim 1, 2 or 3, characterised in that: the overlapping overhanging edge (3) is provided with a tip part (31) which is far away from the rubber strip main body, and the outer surface of the tip part is arranged in a smooth transition way.

10. An anti-pinch strip for a bus passenger door according to claim 1, 2 or 3, characterised in that: the rubber strip main body (1) is provided with a protective edge (4) extending along the length direction of the rubber strip main body on the rear side of the pressure deformation cavity wall, and the protective edge (4) is provided with a lap joint end (41) which is lapped on the pressure deformation cavity wall (20) so as to press the pressure deformation cavity wall to deform when the protective edge is pressed.

11. The anti-pinch strip for a bus passenger door in accordance with claim 10, further comprising: the root of the protective edge (4) integrally arranged with the rubber strip main body is provided with a deformation weak part (42).

12. An anti-pinch strip for a bus passenger door according to claim 1, 2 or 3, characterised in that: the rubber strip main body is provided with a hook groove (8) which is used for hooking and matching with an inward-turning clamping edge arranged at a slot opening on a passenger door body, and the inner side wall of the hook groove is convexly provided with a plurality of protruding parts (7) which are used for being in jacking and pressing fit with the inward-turning clamping edge.

13. The anti-pinch strip for a bus passenger door in accordance with claim 12, further comprising: the inner side wall of the hook groove (8) comprises a groove bottom wall and two side groove walls, and the protruding parts (7) are arranged on the groove bottom wall and the two side groove walls respectively.