CN216478225U

CN216478225U - Double-buckle structure with pre-positioning function

Info

Publication number: CN216478225U
Application number: CN202122274304.5U
Authority: CN
Inventors: 李立亮; 宋新
Original assignee: Sunini Changzhou Auto Parts Co ltd
Current assignee: Sunini Changzhou Auto Parts Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-05-10
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a pre-positioning double-buckle structure which comprises a clamping plate, a positioning piece and a fastening piece, wherein a groove is formed in the top end of the fastening piece, a sliding groove is formed in the middle position of the bottom end inside the groove, an elastic block is installed at the bottom end of the fastening piece, a fixed block is installed at the position, close to the bottom end, inside the elastic block, a clamping plate is installed at the middle position of the bottom end of the positioning piece, the clamping plate is located inside the sliding groove, a fixed clamping block is installed at the position, close to the bottom end of one side of the fixed clamping block, of the clamping plate, and a pre-clamping block is installed at the bottom end of the clamping plate. The utility model can ensure that the positioning pieces are gradually inserted into the fastening pieces, thereby preventing a plurality of positioning pieces from being bent and damaged when being inserted into the fastening pieces with larger depth at one time, and meanwhile, the positioning pieces can be used for the fastening pieces with different depths, thereby improving the universality of the positioning pieces.

Description

Double-buckle structure with pre-positioning function

Technical Field

The utility model relates to the technical field of buckles, in particular to a double-buckle structure with prepositioning.

Background

The snap is commonly used in the production and assembly processes of products, and is designed by plastic deformation, toughness and rigidity of plastics, and is a structure for connecting and fixing two or more parts.

The existing buckle structure usually directly inserts the positioning piece on one part into the fastener of another part to fixedly connect the two parts, and the positioning pieces are easily bent and damaged when the positioning pieces are simultaneously inserted into the fastener with larger depth.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pre-positioned double-buckle structure, which has the advantages that positioning pieces can be gradually inserted into fasteners, so that bending damage of the positioning pieces which are inserted into the fasteners with larger depth at one time is avoided, meanwhile, the positioning pieces can be used for the fasteners with different depths, the universality of the positioning pieces is improved, and the problems that the positioning pieces on one part are directly inserted into the fasteners of the other part to fixedly connect the two parts and the positioning pieces are easily bent and damaged when the positioning pieces are inserted into the fasteners with larger depth at the same time in the conventional buckle structure are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a have prepositioned double-buckle structure, includes cardboard, setting element and fastener, the fastener top is equipped with the recess, the inside bottom intermediate position department of recess is equipped with the spout, the elastic block is installed to the fastener bottom, the inside bottom position department of being close to of elastic block installs the fixed block, setting element bottom intermediate position department installs the cardboard, and the cardboard is located inside the spout, one side bottom position department that the cardboard is close to fixed fixture block installs fixed fixture block, the pre-clamping block is installed to the cardboard bottom.

Preferably, the elastic blocks are two in number and are symmetrically arranged at the positions of two sides of the bottom end of the fastener, wherein the first elastic block is internally provided with a fixed block at a position close to the bottom end, and the second elastic block is internally provided with a limiting block at a position close to the bottom end.

Preferably, limiting grooves are symmetrically formed in the two sides of the bottom end inside the groove.

Preferably, elastic telescopic rods are symmetrically arranged on two sides of the top end inside the positioning piece, and two limiting plates are arranged at the tail ends of the elastic telescopic rods.

Preferably, round holes are symmetrically formed in the two sides of the bottom end of the positioning piece.

Preferably, one side of the top end of the fixed block, which is close to the clamping plate, is provided with a round angle.

Preferably, one side of the top end of the fixed fixture block, which is close to the fixed block, is provided with a fillet, and one side of the bottom end of the fixed fixture block, which is close to the fixed block, is provided with a fillet.

Preferably, the bottom end of the pre-clamping block is provided with a fillet, and one side of the top end of the pre-clamping block, which is close to the fixing block, is provided with a chamfer.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through arranging the pre-clamping block, the fixed clamping block, the limiting groove and the limiting plate, the positioning piece can be gradually inserted into the fastener, so that the situation that a plurality of positioning pieces are bent and damaged when being inserted into fasteners with larger depth at one time is avoided, meanwhile, the positioning piece can be used for fasteners with different depths, the effect of universality of the positioning piece is improved, the clamping plate is inserted into the sliding groove and moves downwards, when the pre-clamping block is contacted with the fixed block, the pre-clamping block penetrates through the fixed block, meanwhile, the elastic telescopic rod enables the limiting plate to be positioned in the limiting groove and enables the pre-clamping block to have upward tension, so that the top end of the pre-clamping block is contacted and fixed with the bottom end of the fixed block, after the plurality of pre-clamping blocks are fixed, the pressing and positioning are continued to enable the clamping plate to descend, and the top end of the fixed clamping block is contacted and fixed with the top end of the fixed block.

Drawings

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

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

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic view of the interior of the positioning member according to the present invention;

FIG. 5 is a schematic view of a pre-fixing structure according to the present invention.

In the figure: 1. clamping a plate; 2. a positioning member; 3. a fastener; 4. a groove; 5. a chute; 6. an elastic block; 7. a limiting block; 8. a fixed block; 9. fixing the fixture block; 10. pre-clamping blocks; 11. a limiting plate; 12. a limiting groove; 13. an elastic telescopic rod; 14. a circular hole.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the utility model.

Referring to fig. 1 to 5, the present invention provides a technical solution of a dual-buckle structure with pre-positioning: a pre-positioned double-buckle structure comprises a clamping plate 1, a positioning piece 2 and a fastening piece 3, wherein a groove 4 is arranged at the top end of the fastening piece 3, limiting grooves 12 are symmetrically arranged at two sides of the bottom end inside the groove 4, elastic telescopic rods 13 are symmetrically arranged at two sides of the top end inside the positioning piece 2, the elastic telescopic rods 13 enable a limiting plate 11 to be positioned inside the limiting grooves 12 and enable the clamping plate 1 to have an upward pulling force, so that the top ends of a fixed clamping block 9 and a pre-clamping block 10 are in close contact with the bottom end of a fixed block 8, the clamping plate 1 is fixed, the limiting plates 11 are respectively arranged at the tail ends of the two elastic telescopic rods 13, round holes 14 are symmetrically arranged at two sides of the bottom end of the positioning piece 2, a sliding groove 5 is arranged at the middle position of the bottom end inside the groove 4, an elastic block 6 is arranged at the bottom end of the fastening piece 3, the two elastic blocks 6 are symmetrically arranged at two sides of the bottom end of the fastening piece 3, when fixture block 10 and fixed fixture block 9 and fixed block 8 contact in advance, because the elastic action of elastic block 6 makes elastic block 6 can make fixed block 8 extrude to elastic block 6 direction, and fixture block 10 and fixed fixture block 9 pass fixed block 8 in advance, and wherein 6 inboard of first elastic block is close to bottom end position department and installs

fixed block

8, and 6 inboard of second elastic block is close to bottom end position department and installs stopper 7.

6 inboard bottom position departments of being close to of elastic block installs fixed block 8, one side that 8 tops of fixed block are close to cardboard 1 is equipped with the fillet, the setting up of fillet is convenient for in advance fixture block 10 and fixed fixture block 9 pass

fixed block

8, 2 bottom intermediate position departments of setting element install cardboard 1, and cardboard 1 is located inside spout 5, one side bottom position department that cardboard 1 is close to fixed fixture block 9 installs fixed fixture block 9, one side that fixed fixture block 9 top is close to fixed block 8 is equipped with the fillet, one side that fixed fixture block 9 bottom is close to fixed block 8 is equipped with the fillet, fixture block 10 is installed in advance to 1 bottom of cardboard, fixture block 10 bottom is equipped with the fillet in advance, one side that fixture block 10 top is close to fixed block 8 in advance is equipped with the chamfer.

The working principle is as follows: the clamping plate is arranged at a place needing to be used, the clamping plate 1 is inserted into the sliding groove 5 and moves downwards, when the pre-clamping block 10 is in contact with the fixed block 8, the fixed block 8 can be extruded towards the direction of the elastic block 6 due to the elastic action of the elastic block 6, the pre-clamping block 10 penetrates through the fixed block 8, meanwhile, the limiting plate 11 is positioned in the limiting groove 12 through the elastic telescopic rod 13, the pre-clamping block 10 has upward tension, the top end of the pre-clamping block 10 is in contact with and fixed with the bottom end of the fixed block 8, after the plurality of pre-clamping blocks 10 are fixed, the positioning piece 2 is continuously pressed to enable the clamping plate 1 to continuously descend, the top end of the fixed clamping block 9 is in contact with and fixed with the top end of the fixed block 8, and therefore the working process of the clamping plate is completed.

The details which are not described in the present specification belong to the prior art which is well known to those skilled in the art, the standard parts used in the present invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the drawings, the specific connection mode of each part adopts the conventional means of bolts, rivets, welding and the like which are mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, the circuit connection adopts the conventional connection mode in the prior art, and the details which are not described in the present specification belong to the prior art which is well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a have pre-positioning's two buckle structure, includes cardboard (1), setting element (2) and fastener (3), its characterized in that: fastener (3) top is equipped with recess (4), the inside bottom intermediate position department of recess (4) is equipped with spout (5), elastic block (6) are installed to fastener (3) bottom, elastic block (6) inboard is close to bottom position department and installs fixed block (8), setting element (2) bottom intermediate position department installs cardboard (1), and inside cardboard (1) is located spout (5), one side bottom position department that cardboard (1) is close to fixed fixture block (9) installs fixed fixture block (9), fixture block (10) in advance is installed to cardboard (1) bottom.

2. A pre-positioned dual snap feature as claimed in claim 1, wherein: elastic block (6) are equipped with two altogether, and two elastic block (6) symmetry is installed in fastener (3) bottom both sides position department, and wherein first elastic block (6) inboard is close to bottom position department and installs fixed block (8), the second elastic block (6) inboard is close to bottom position department and installs stopper (7).

3. A pre-positioned dual snap feature as claimed in claim 1, wherein: limiting grooves (12) are symmetrically formed in the two sides of the bottom end inside the groove (4).

4. A pre-positioned dual snap feature as claimed in claim 1, wherein: elastic telescopic rods (13) are symmetrically installed on two sides of the top end inside the positioning piece (2), and two limiting plates (11) are installed at the tail ends of the elastic telescopic rods (13).

5. A pre-positioned dual snap feature as claimed in claim 1, wherein: round holes (14) are symmetrically formed in two sides of the bottom end of the positioning piece (2).

6. A pre-positioned dual snap feature as claimed in claim 1, wherein: and a round corner is arranged at one side, close to the clamping plate (1), of the top end of the fixing block (8).

7. A pre-positioned dual snap feature as claimed in claim 1, wherein: one side of the top end of the fixed clamping block (9) close to the fixed block (8) is provided with a fillet, and one side of the bottom end of the fixed clamping block (9) close to the fixed block (8) is provided with a fillet.

8. A pre-positioned dual snap feature as claimed in claim 1, wherein: the bottom end of the pre-clamping block (10) is provided with a fillet, and one side of the top end of the pre-clamping block (10) close to the fixing block (8) is provided with a chamfer.