CN217893034U

CN217893034U - Buckle assembly structure and wheel arch assembly

Info

Publication number: CN217893034U
Application number: CN202222171481.5U
Authority: CN
Inventors: 王向钱
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-25
Anticipated expiration: 2032-08-17

Abstract

The utility model provides a buckle assembly structure and a wheel arch assembly, wherein the buckle assembly structure comprises a clamping seat provided with a clamping hole and a buckle provided with a clamping part and a clamping head; a clamping opening is formed in one side of the clamping hole, and the clamping part slides into the clamping hole through the clamping opening so as to clamp the clamp buckle on the clamping seat; one of the clamping seat and the clamping part is provided with a limiting bulge, and the other one is provided with a limiting hole corresponding to the limiting bulge; the limiting bulge is arranged on one side of the part where the limiting bulge is located, which is far away from the card inlet, by taking the initial sliding-in process of the card part as a reference; only at the end of the sliding-in process of the clamping part, the limiting bulge interferes with the part where the limiting hole is located; after the clamping part completely enters the clamping hole, the limiting protrusion is clamped into the limiting hole to limit the clamping part to be separated from the clamping hole. Buckle assembly structure, at the portion that clamps and slide in process end, spacing arch just interferes with the part at spacing hole place to reduce the interference assembly distance, be convenient for the dismouting of buckle when the assembly is firm.

Description

Buckle assembly structure and wheel arch assembly

Technical Field

The utility model relates to an automobile assembling technical field, in particular to buckle assembly structure. Additionally, the utility model discloses still relate to a wheel arch assembly.

Background

The wheel arch is positioned on the side of the whole vehicle, refers to a semicircular part above the tire, is generally a chrome-plated bright strip, is named like the eyebrow of a wheel, and plays a role in decoration, diversification and attractiveness of the appearance and the shape of the whole vehicle.

Generally, the wheel arch needs to be assembled on a fender, a side wall or a bumper, and the assembly mode is generally blind installation because the installation point is generally arranged on the side face, facing the inside of the vehicle, of the wheel arch. The assembly sequence is that the plastic buckle is clamped on the clamping seat, then the wheel arch assembly is integrally assembled on an opponent part in a slapping manner, a clamping hole for clamping the clamping head of the buckle is formed in the opponent part, and the opponent part refers to a fender, a side wall or a bumper.

In order to prevent the buckle from being separated from the clamping seat after being assembled on the clamping seat, a circular boss is designed at the edge position of the clamping seat generally, and the buckle is assembled on the clamping seat and is blocked by the circular boss to be arranged on one side of the buckle so as to prevent the buckle from being separated from the clamping seat. However, the interference distance between the snap fastener assembly process and the salient points is too long, so that the assembly difficulty of the snap fastener is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a buckle assembly structure, which is convenient to assemble and disassemble.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a buckle assembly structure comprises a clamping seat provided with a clamping hole and a buckle provided with a clamping part and a clamping head; a clamping inlet is formed in one side of the clamping hole, and the clamping portion slides into the clamping hole through the clamping inlet so as to clamp the buckle on the clamping seat; one of the clamping seat and the clamping part is provided with a limiting bulge, and the other one is provided with a limiting hole corresponding to the limiting bulge; the limiting bulge is arranged on one side of the part where the limiting bulge is located, which is far away from the card inlet, by taking the initial sliding-in process of the card part as a reference; only at the end of the sliding-in process of the clamping part, the limiting protrusion interferes with the part where the limiting hole is located; after the clamping part completely enters the clamping hole, the limiting protrusion is clamped in the limiting hole to limit the clamping part to be separated from the clamping hole.

Furthermore, a connecting line between the clamping hole and the clamping inlet is used as a central axis, and the limiting protrusion and the limiting hole are respectively arranged on two sides of the central axis.

Furthermore, a guide part is arranged on a part where the limiting hole is located, and the guide part is arranged at a position where the limiting protrusion interferes with the limiting protrusion to guide the limiting protrusion to enter the limiting hole.

Furthermore, the guiding part is a slope surface arranged on one side of the limiting hole, and the limiting bulge slides into the limiting hole along the slope surface.

Further, the limiting protrusion is cylindrical or semi-spherical, the limiting hole is a long hole with a width dimension larger than the radial dimension of the limiting protrusion, and the length direction of the long hole is consistent with the sliding-in direction of the clamping part.

Furthermore, the height of the limiting bulge is 2 mm-3 mm.

Furthermore, the limiting bulge is arranged on the clamping part; the limiting bulge is arranged on the other side of the clamping part relative to one side of the clamping part, which enters the clamping inlet first.

Furthermore, the clamping seat is provided with a plate body, and the clamping hole, the clamping inlet and the limiting hole are all arranged on the plate body; the clamping part comprises an inner clamping plate, an outer clamping plate and a clamping column connected between the inner clamping plate and the outer clamping plate, the clamping head is arranged on one side of the outer clamping plate back to the clamping column, and the limiting bulge is arranged on the inner clamping plate or the outer clamping plate; and along with the clamping of the buckle, the clamping column enters the clamping hole, and the plate body is clamped between the inner clamping plate and the outer clamping plate.

Furthermore, an elastic piece is arranged on one side, facing the inner clamping plate, of the outer clamping plate, and is elastically supported between the plate body and the outer clamping plate along with the clamping of the buckle; the limiting bulge is arranged on the inner clamping plate.

Buckle assembly structure, spacing arch makes the buckle be difficult for deviating from with spacing hole cooperation to at the in-process that the portion of clamping slided into the cassette, only at the end section that the portion of clamping slided into the process, spacing arch just takes place to interfere with the part at spacing hole place, thereby reduces the interference assembly distance of buckle and cassette, the dismouting of the buckle of being convenient for in the firm assembly.

In addition, the two limiting bulges and the two limiting holes are respectively arranged on the two sides of the central axis, so that the assembling firmness of the buckle and the clamping seat can be improved. The guide part is a slope surface arranged on one side of the limiting hole, so that the limiting protrusion of the buckle can enter the limiting hole, and the assembly is facilitated. The width dimension of the limiting hole is larger than the radial dimension of the limiting bulge, so that the assembling allowance in the direction can be provided, and the assembling is facilitated.

In addition, the limiting bulges are arranged on the other side of the clamping part, so that the interference assembly distance between the buckle and the clamping seat can be reduced, and the buckle can be conveniently disassembled and assembled. The elastic piece elastic support is between the plate body and the clamping plate, and the anti-falling of the clamping buckle is facilitated.

Another object of the utility model is to provide a wheel arch assembly, including the wheel arch dispose on the buckle assembly structure, the cassette links firmly on the wheel arch.

Wheel arch assembly and aforementioned buckle assembly structure have the same beneficial effect for prior art, no longer give unnecessary details here.

Drawings

The accompanying drawings, which form a part of the present disclosure, are provided to provide a further understanding of the present disclosure, and the exemplary embodiments and descriptions thereof are provided to explain the present disclosure, wherein the related terms in the front, back, up, down, and the like are only used to represent relative positional relationships, and do not constitute an undue limitation of the present disclosure. In the drawings:

fig. 1 is a schematic overall structure diagram of a buckle assembly structure according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a partial structure view of a buckle assembly structure according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a buckle according to a first embodiment of the present invention;

fig. 5 is a schematic structural diagram of a card seat according to an embodiment of the present invention;

fig. 6 is a partial structure view of a buckle assembly structure according to a first embodiment of the present invention;

FIG. 7 is a cross-sectional view taken at view B-B of FIG. 6;

fig. 8 is a cross-sectional view at C-C in fig. 6.

Description of reference numerals:

1. buckling; 10. a card section; 11. clamping a head; 100. an inner clamping plate; 101. clamping the column; 102. an outer clamping plate; 103. an elastic member; 104. a limiting bulge; 2. a card holder; 20. a plate body; 200. a clamping hole; 201. a card entrance; 202. a guide section; 203. a limiting hole; 3. a wheel arch.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are to be construed as indicating or implying any particular importance.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

This embodiment relates to a buckle assembly structure, can reduce the interference assembly distance of buckle 1 and cassette 2, the dismouting of the buckle 1 of being convenient for when the assembly is firm.

The snap fitting structure includes, in a unitary structure, a card holder 2 provided with a card hole 200, and a snap 1 having a card portion 10 and a card head 11. Wherein, one side of the clamping hole 200 is provided with a clamping inlet 201, the clamping part 10 slides into the clamping hole 200 through the clamping inlet 201 so as to clamp the buckle 1 on the clamping seat 2, one of the clamping seat 2 and the clamping part 10 is provided with a limiting bulge 104, and the other is provided with a limiting hole 203 corresponding to the limiting bulge 104.

Specifically, with reference to the initial stage of the sliding-in process of the clamping portion 10, the limiting protrusion 104 is disposed on one side of the component where the limiting protrusion 104 is located, which is far away from the card inlet 201, only at the end stage of the sliding-in process of the clamping portion 10, the limiting protrusion 104 interferes with the component where the limiting hole 203 is located, and after the clamping portion 10 completely enters the card hole 200, the limiting protrusion 104 is clamped into the limiting hole 203, so as to form a limitation for preventing the clamping portion 10 from coming out of the card hole 200.

Based on as above overall design, an exemplary structure of the buckle assembly structure of this embodiment is as shown in fig. 1 to fig. 3, and as can be seen from fig. 1, the wheel arch 3 is wholly arc-shaped, and the wheel arch 3 is fixedly connected with the clamping seat 2, and in this embodiment, the number of the clamping seats 2 is not limited, for example, the number of the clamping seats 2 can be a plurality of along the bending direction of the wheel arch 3, and each clamping seat 2 is provided with one buckle 1, so that the wheel arch 3 can be clamped on the vehicle body through the clamping heads 11 on each buckle 1.

For convenience of description, the specific structures of the clip 1 and the clip seat 2 will be described below with reference to fig. 4 and 5, the clip seat 2 has a plate body 20, and the clip hole 200, the clip inlet 201 and the limiting hole 203 are all disposed on the plate body 20. Wherein, an accommodating cavity for the buckle 1 to enter is arranged between the plate body 20 and the wheel arch 3, so that the installation of the clamping part 10 is convenient. The edge of plate body 20 is bent the back and is linked firmly with wheel arch 3, and to card entry 201, and is specific, and card entry 201 runs through one side of plate body 20, and for guide buckle 1 gets into, the diameter of card entry 201 increases gradually towards the edge of plate body 20 and sets up.

In addition, in the present embodiment, the card section 10 includes an inner card-mounting plate 100, an outer card-mounting plate 102, and a card column 101 connected between the inner card-mounting plate 100 and the outer card-mounting plate 102. Regarding the specific structure of the inner clamping plate 100 and the outer clamping plate 102, in the present embodiment, when the buckle 1 is clamped on the clamping seat 2, the inner clamping plate 100 is located in the accommodating cavity enclosed by the plate body 20 and the wheel arch 3, while the shape of the inner clamping plate 100 is similar to a semicircle and the outer clamping plate 102 is a circular plate.

In this embodiment, the chuck 11 is preferably disposed on the side of the outer chuck plate 102 facing away from the chuck post 101, and the limit protrusion 104 is preferably disposed on the inner chuck plate 100. In addition to the limiting protrusions 104 disposed on the inner clamping plate 100, the limiting protrusions 104 may be disposed on the outer clamping plate 102 as long as the matching between the limiting protrusions 104 and the limiting holes 203 is ensured. And, along with the clamping of the buckle 1 in place, the clamping column 101 enters the clamping hole 200, and the plate body 20 is clamped between the inner clamping plate 100 and the outer clamping plate 102, so as to ensure the anti-falling effect of the buckle 1.

Referring to fig. 4, in order to improve the assembling firmness of the buckle 1 and the clamping seat 2, a connecting line between the clamping hole 200 and the clamping opening 201 is used as a central axis, and the limiting protrusion 104 and the limiting hole 203 are respectively disposed on two sides of the central axis. The limiting protrusion 104 is disposed on the clamping portion 10, and the limiting protrusion 104 is disposed on the other side of the clamping portion 10, and at this moment, the limiting hole 203 is disposed on the two sides of the clamping opening 201 on the clamping base 2, relative to the side of the clamping portion 10 that first enters the clamping opening 201. So set up, at the in-process that portion 10 that clamps got into card entry 201, spacing arch 104 does not take place to interfere with cassette 2 earlier, and at the process end section that portion 10 that clamps got into card entry 201, spacing arch 104 just takes place to interfere with cassette 2, so alright reduce the interference fit distance between buckle 1 and the cassette 2, the dismouting of buckle 1 of being convenient for.

Of course, the limiting protrusion 104 may be disposed on the card socket 2, and at this moment, the limiting hole 203 is disposed on the card part 10. Also, based on the design principle of shortening the interference stroke of the position-limiting protrusion 104, the position-limiting protrusion 104 should be disposed on the side of the card socket 2 away from the card inlet 201, and the position-limiting hole 203 is disposed on the side of the card part 10 that first enters the card inlet 201 (this embodiment is not shown in the drawings). Thus, until the end of the sliding process of the clamping part 10, the limiting protrusion 104 on the clamping base 2 will not interfere with the clamping part 10 and will slide into the limiting hole 203 on the clamping part 10.

There are various options for the specific structural shapes of the restraining protrusion 104 and the restraining hole 203. In the present embodiment, the stopper protrusion 104 has a cylindrical or semi-spherical shape, the stopper hole 203 is a long hole having a width dimension larger than a radial dimension of the stopper protrusion 104, and a length direction of the long hole coincides with a sliding-in direction of the clamping portion 10. It will be appreciated that the width dimension of the retention apertures 203 is greater than the radial dimension of the retention tabs 104 to provide an assembly margin in this direction to facilitate assembly.

As for the restricting protrusion 104, as shown in fig. 6 to 8 in combination, in the present embodiment, the height H of the restricting protrusion 104 is 2mm to 3mm, for example, 2mm,2.5mm,3mm, etc., and the diameter R of the restricting protrusion 104 is 2.5mm to 3mm, for example, the diameter R of the restricting protrusion 104 may be 2.5mm,3mm, etc. The length of the stopper hole 203 may be 3.5mm to 4mm, and for example, the length of the stopper hole 203 may be 3.5mm,4mm, or the like. Besides, a gap e of 0.1-0.2 mm, preferably a gap of 0.1mm, is arranged between the limiting hole 203 and the limiting boss, so that assembly and processing are facilitated.

In addition, as a preferred embodiment to facilitate the assembly of the buckle 1, as shown in fig. 5, a guide portion 202 is provided on a part where the limiting hole 203 is located, and the guide portion 202 is provided at a portion where the limiting protrusion 104 interferes to guide the limiting protrusion 104 to enter the limiting hole 203.

In this embodiment, the guiding portion 202 is a slope surface disposed on one side of the limiting hole 203, and the limiting protrusion 104 slides into the limiting hole 203 along the slope surface. Particularly, domatic being located plate body 20 on the surface that faces wheel arch 3, and domatic being located the both sides of card entry 201, guide portion 202 is for locating the domatic of spacing hole 203 one side, does benefit to the spacing arch 104 of buckle 1 and enters into spacing hole 203, the assembly of being convenient for.

In order to improve the stability of the buckle 1 mounted on the clamping base 2, one side of the outer clamping plate 102 facing the inner clamping plate 100 is provided with an elastic part 103, and the elastic part 103 is elastically supported between the plate body 20 and the outer clamping plate 102 along with the clamping of the buckle 1; the position restricting protrusion 104 is provided on the inner chucking plate 100. In the above structure, as can be seen from fig. 4, the elastic member 103 is in a spherical cap shape, the elastic member 103 is disposed on the outer clamping plate 102, and the edge of the elastic member 103 is bent downward, in addition, the elastic member 103 may be disposed on the inner clamping plate 100, and the edge of the elastic member 103 is bent upward so that the elastic member 103 is pressed against the plate body 20. The buckle 1 of the embodiment can effectively prevent the buckle 1 from being separated by arranging the elastic member 103 on the outer clamping plate 102.

The buckle assembly structure of this embodiment, spacing arch 104 makes buckle 1 be difficult for deviating from with the cooperation of spacing hole 203 to at the in-process that clamps portion 10 and slide in cassette 2, only at the end that clamps the portion 10 and slide in the process, spacing arch 104 just takes place to interfere with spacing hole 203, thereby reduces the interference fit distance of buckle 1 and cassette 2, is convenient for buckle 1's dismouting when the assembly is firm. Meanwhile, the elastic member 103 is supported between the plate body 20 and the outer clamping plate 102, which can improve the stability of the buckle 1 mounted on the clamping seat 2.

Example two

This embodiment relates to a wheel arch assembly, including wheel arch 3, be configured with on buckle 1 like embodiment one buckle assembly structure, cassette 2 links firmly on wheel arch 3. The wheel arch 1 is provided with a snap-fit structure as in the second embodiment, and the component 101 is a clamping seat fixedly connected to the wheel arch 1.

The wheel arch assembly of this embodiment through dispose the buckle assembly structure of embodiment one on buckle 1, can effectively shorten buckle 1 and interfere the assembly distance to simplify the assembly, have better practicality.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A buckle assembly structure comprises a clamping seat (2) provided with a clamping hole (200) and a buckle (1) provided with a clamping part (10) and a clamping head (11); a clamping inlet (201) is formed in one side of the clamping hole (200), and the clamping part (10) slides into the clamping hole (200) from the clamping inlet (201) so as to clamp the buckle (1) on the clamping seat (2); the method is characterized in that:

one of the clamping seat (2) and the clamping part (10) is provided with a limiting bulge (104), and the other one is provided with a limiting hole (203) corresponding to the limiting bulge (104);

with the initial sliding-in process of the clamping part (10) as a reference, the limiting bulge (104) is arranged on one side of the part where the limiting bulge (104) is located, which is far away from the clamping inlet (201);

only at the end of the sliding-in process of the clamping part (10), the limiting protrusion (104) interferes with a part where the limiting hole (203) is located; after the clamping part (10) completely enters the clamping hole (200), the limiting protrusion (104) is clamped in the limiting hole (203) to limit the clamping part (10) to be separated from the clamping hole (200).

2. The snap-fit structure according to claim 1, characterized in that:

the connecting line of the clamping hole (200) and the clamping inlet (201) is used as a central axis, and the limiting protrusion (104) and the limiting hole (203) are respectively arranged on two sides of the central axis.

3. The snap-fit structure according to claim 1, characterized in that:

the part where the limiting hole (203) is located is provided with a guide part (202), and the guide part (202) is arranged at a position where interference is formed on the limiting protrusion (104) so as to guide the limiting protrusion (104) to enter the limiting hole (203).

4. The snap-fit structure according to claim 3, characterized in that:

the guide part (202) is a slope surface arranged on one side of the limiting hole (203), and the limiting bulge (104) slides into the limiting hole (203) along the slope surface.

5. The snap-fit structure according to claim 1, characterized in that:

the limiting protrusion (104) is cylindrical or semi-spherical, the limiting hole (203) is a long hole with the width dimension larger than the radial dimension of the limiting protrusion (104), and the length direction of the long hole is consistent with the sliding-in direction of the clamping part (10).

6. The snap-fit structure according to claim 5, characterized in that:

the height H of the limiting bulge (104) is 2 mm-3 mm.

7. The snap-fit structure according to any one of claims 1 to 6, characterized in that:

the limiting bulge (104) is arranged on the clamping part (10);

the limiting protrusion (104) is arranged on the other side of the clamping part (10) relative to one side of the clamping part (10) which firstly enters the clamping inlet (201).

8. The snap-fit structure according to claim 7, characterized in that:

the clamping seat (2) is provided with a plate body (20), and the clamping hole (200), the clamping inlet (201) and the limiting hole (203) are all arranged on the plate body (20);

the clamping part (10) comprises an inner clamping plate (100), an outer clamping plate (102) and a clamping column (101) connected between the inner clamping plate (100) and the outer clamping plate (102), the clamping head (11) is arranged on one side, back to the clamping column (101), of the outer clamping plate (102), and the limiting protrusion (104) is arranged on the inner clamping plate (100) or the outer clamping plate (102);

when the buckle (1) is clamped in place, the clamping column (101) enters the clamping hole (200), and the plate body (20) is clamped between the inner clamping plate (100) and the outer clamping plate (102).

9. The snap-fit structure according to claim 8, characterized in that:

an elastic piece (103) is arranged on one side, facing the inner clamping plate (100), of the outer clamping plate (102), and the elastic piece (103) is elastically supported between the plate body (20) and the outer clamping plate (102) along with the clamping of the buckle (1);

the limiting bulge (104) is arranged on the inner clamping plate (100).

10. The utility model provides a wheel arch assembly, includes wheel arch (3), its characterized in that:

the buckle (1) is provided with a buckle assembly structure as defined in any one of claims 1 to 9, and the clamping seat (2) is fixedly connected to the wheel arch (3).