CN201129348Y

CN201129348Y - Connecting rivet and connecting structure of cladding element

Info

Publication number: CN201129348Y
Application number: CNU2007201884471U
Authority: CN
Inventors: 冯孝奎; 刘权; 李红兵; 廉海兵; 余川
Original assignee: Chongqing Zongshen Technology Development and Research Co Ltd
Current assignee: Chongqing Zongshen Technology Development and Research Co Ltd
Priority date: 2007-12-07
Filing date: 2007-12-07
Publication date: 2008-10-08
Anticipated expiration: 2017-12-07

Abstract

The utility model discloses an automobile body panel connecting rivet and an automobile body panel connecting mechanism, which are used for automobile body panel connection of small vehicles, wherein the automobile body panel connecting rivet is composed of an inserting nail and a connecting nail, the inserting nail is composed of a nail head and nail rod, the nail rod end face is provided with a threaded hole, the connecting nail is composed of a nail head and a thread rod, the thread rod of the connecting nail is screwed in the threaded hole of the inserting nail to form a complete set, the nail head is provided with an anti-rotation device, the automobile body panel connecting mechanism includes a left automobile body panel and a right automobile body panel which are connected by the automobile body panel connecting rivets, and one of the connecting through holes of the automobile body panel is in interference fit with the nail rod of the inserting nail. The automobile body panel connecting rivet and the automobile body panel connecting mechanism combine advantages of rivets and screws, have easy design and manufacture of automobile body panels, easy and convenient assembly and disassembly, wide application, which are less limited by structure, have beautiful shape, simple structure and low cost.

Description

A kind of covering connects rivet and covering linkage structure

Technical field

The utility model relates to fastening piece, is used for connection mutual between the vehicle body coverings such as motorcycle, booster car and fixing.

Background technique

Motorcycle, dillies such as booster car, their appearance and modeling is mainly finished by covering, covering generally is a thin walled structures, material is many steel plates, plastics etc., the covering surface all will be handled so that attractive in appearance, as baking vanish etc., covering generally has many, as preceding, back side panel, body front assembly, rear mudguard or the like, covering is fixed on the car body or interconnects fixing with another piece covering, covering is wanted and can be dismantled during maintenance, the connection of covering and the fixing screw that adopts, the integrated clamp of bolt and covering, hook, modes such as tenon, some covering is very big to expose the position very eye-catching in the outside, as preceding, back side panels etc. are except close car body fixed-site, the neutral position away from car body of covering also needs to fix, at this moment need to connect between two coverings, prior art is generally used screw, bolt, Plastic Rivets connects, also the clamp of useful structure form, hook, modes such as tenon connect.

There is following defective in the Placement of prior art: 1. connect with screw, on a covering, process screwing through hole, owing to be thin-wall part, the screw hole location of wanting on another piece will be provided with screw hole seat, the screw linkage structure is simple, easy installation and removal, now extensively adopt, but screw hole seat is easy to generate surface imperfection, for example the crator of steel plateelement, defectives such as its surface compressed of working of plastics, influence the baking vanish of this position, influence outward appearance, and the screw head of standard screws is smaller, need adds packing ring, also to a certain degree influence outward appearance, screw hole seat also increases the manufacture difficulty of covering; 2. connect with bolt, all process through hole on two coverings, structure is the simplest, existing normal the employing, but, installing/dismounting is wanted operating screw and nut simultaneously, some position installing/dismounting inconvenient operation, even can't operate at all, application is subjected to the certain structure restriction, also there are standard nut and bolt head smaller, need add packing ring, the problem that influences outward appearance to a certain degree; 3. connect with Plastic Rivets, all process rivet hole on two coverings, linkage structure is the simplest, still, some position riveting operation inconvenience, even can't operate, and dismounting can only be used destroy rivet mode; at all bring difficulty to maintenance, use and be subjected to structural limitations, be of little use; 4. modes such as the clamp of structural type, hook, tenon connect, and are easy to use according to the Placement of the structural feature of this position design, but maximum shortcoming is a complex structure, design, make difficulty, with high costs.

The model utility content

The purpose of this utility model is: provide a kind of covering to connect rivet, make things convenient for the installing/dismounting of covering, covering connects attractive in appearance, simple in structure.

A kind of covering linkage structure is provided simultaneously, uses above-mentioned covering and connect rivet, make things convenient for the installing/dismounting of covering, design, easy to manufacture.

The utility model covering connects the advantage that rivet is taken into account rivet and screw, promptly with the same Connecting format of rivet, make connected design of part simple, with the same attended operation of screw, make simple, convenient, the covering linkage structure overcomes the problem that is subjected to structural limitations, enables to adopt more widely.

The technical solution of the utility model is as follows:

Covering connects rivet, it comprises that one is inserted nail and a connecting nail, described insertion nail is made of ailhead and nail bar, the nail rod end surface is axially arranged with tapped hole, described connecting nail is made of ailhead and threaded stem, the threaded stem of connecting nail is screwed in the tapped hole that inserts nail during use, and described ailhead is provided with anti-rotation device.

Ailhead in the scheme can be hemisphere, and the nail bar can be circle.

The anti-rotation device of the ailhead in the scheme can adopt interior hexagonal countersunk head.

The covering linkage structure, comprise left covering, right covering, left and right covering is respectively arranged with connecting through hole, described left and right covering connects rivet with above-mentioned covering and connects, the nail rod outer surface interference fit of one of them of the connecting through hole of left covering or the connecting through hole of right covering and insertion nail.

The utlity model has following advantage: 1. only process screwing through hole on the covering, simplify design, the manufacturing of covering, 2. equally connect with screw, simply, easy installation and removal, can be extensive use of, be subjected to structural limitations little, 3. covering can not be provided with screw hole seat, do not influence the surface imperfection of baking vanish, outward appearance is beautiful, 4. can make big ailhead, does not need to add packing ring, 5. simple in structure, with low cost.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the structural representation sketch of a kind of mode of execution of the utility model covering insertion nail of connecting rivet;

Fig. 2 is the structural representation sketch with a kind of mode of execution of the matching used connecting nail of Fig. 1;

Fig. 3 is a covering linkage structure simplified schematic diagram of the present utility model, has adopted the covering of Fig. 1, Fig. 2 to connect rivet.

Embodiment

Referring to accompanying drawing 1, Fig. 2, covering of the present utility model connects rivet, it comprises that is inserted 1 and connecting nail 2 of nail, inserting nail 1 is made of ailhead 11 and nail bar 12, the end face axial of nail bar 12 is provided with tapped hole 13, and connecting nail 2 is made of ailhead 21 and threaded stem 22, inserts nail 1 and connecting nail 2 supporting uses, referring to accompanying drawing 3, the threaded stem 22 of connecting nail 2 equally is screwed in the tapped hole 13 that inserts nail 1 during use with screwing;

Referring to accompanying drawing 3, covering linkage structure of the present utility model, comprise left covering 3, right covering 4, left side covering 3 is positioned at more hidden inboard, and right covering 4 is positioned at the outside, and left covering is provided with connecting through hole 31, right covering is provided with connecting through hole 41, because only process screwing through hole on the covering, the covering linkage structure is simple, design, easy to manufacture; Inserting nail 1 inserts from the connecting through hole 31 of left covering 3 earlier as rivet, pass the connecting through hole 41 of right covering 4, up to ailhead 11 ends of inserting nail 1, ailhead 11 end faces 14 touch left covering 3, the end face axial tapped hole 13 that exposes plays the screw base of prior art, tightens to ailhead 21 end faces 24 with connecting nail 2 from right covering 4 one sides and compresses right covering 4, has just finished the connection of covering, dismantle the connecting nail 2 of back-outing and get final product, connect simple, convenient disassembly; For easy for installation, the nail bar 12 outer surface interference fit of one of them of the connecting through hole 31 of left side covering 3 or the connecting through hole 41 of right covering 4 and insertion nail 1, in the connection procedure, insertion nail 1 can be stuck in the connecting through hole in advance and not fall down, wait for that connecting nail 2 connects, convenient people operation; The interference fit here is not absolute, can select according to material behavior and use position, for example, the covering matrix is a steel, also can use transition fit, and the covering matrix is plastics, interference is selected big, more for example, if link position is more convenient, and be to connect from the top down, insert and itself can not fall down after nail 1 inserts, just can adopt big Spielpassung, make to make and be more prone to, thereby the utility model use occasion can be compared extensively, is subjected to structural limitations little.

Above-mentioned cover material is if plastics, perhaps the baking vanish layer is softer, can directly make big ailhead with inserting the ailhead 11 of nail 1 and/or the ailhead 21 of connecting nail 2, do not need to add packing ring, do not influence the surface of baking vanish, outward appearance is beautiful, among the embodiment ailhead 11 on both sides and ailhead 21 make the same big, also can be different.

The preferred hemisphere of ailhead in the foregoing description, the nail bar keeps traditional rivet head, rivet bar shape with circular, and is easy to manufacture; But be not limited to above-mentioned shape, for example rivet head can perhaps be selected other shapes for use as required with shapes easy to manufacture such as hexagons, and the nail bar also can be with square, hexagonal etc.

The effect of the anti-rotation device of ailhead is to be convenient to tighten easily, ailhead anti-rotation device in the foregoing description is selected interior hexagonal countersunk head for use, and is with the screw-driver operation, certain with convenient, also can select the outer-hexagonal, square etc. of wrench operated for use, perhaps the commensurate structure of other operation tools.

Claims

1. a covering connects rivet, it is characterized in that: it comprises that one is inserted nail (1) and a connecting nail (2), described insertion nail (1) is made of ailhead (11) and nail bar (12), nail bar (12) end face axial is provided with tapped hole (13), described connecting nail (2) is made of ailhead (21) and threaded stem (22), the threaded stem (22) of connecting nail during use (2) is screwed in the tapped hole (13) that inserts nail (1), and described ailhead (11,21) is provided with anti-rotation device.

2. covering according to claim 1 connects rivet, and it is characterized in that: described ailhead (11,21) is a hemisphere, and nail bar (12) is circular.

3. covering according to claim 1 and 2 connects rivet, and it is characterized in that: the anti-rotation device of described ailhead (11,21) is interior hexagonal countersunk head (15,25).

4. covering linkage structure, comprise left covering (3), right covering (4), left and right covering is respectively arranged with connecting through hole (31,41), it is characterized in that: described left and right covering connects rivet with the described covering of claim 1 and connects, nail bar (12) the outer surface interference fit of one of them of the connecting through hole (31) of left covering (3) or the connecting through hole (41) of right covering (4) and insertion nail (1).