CN208259206U - A kind of raised abrasionproof copper pull head - Google Patents

Abstract

A kind of raised abrasionproof copper pull head, including slider body, elastic slice and pulling-on piece, slider body includes upper flange, lower wing plate and the guide post for connecting the upper limb front edge of board and bottom wing front edge of board, pulling-on piece is made of pulling department and rotating part, the rear portion of upper flange has a convex block, and the middle part of upper flange has a convex layer protruding upward in the upper flange upper surface；It is riveted on guide post on front side of elastic slice, rear side offers first through hole, and is movably withheld on the outside of convex block by the first through hole；Rotating part is located in the vertical direction between the elastic slice and upper flange, in the horizontal direction between the convex block and convex layer, and when pulling pulling department forward, which can be contacted on the lateral wall of convex layer；Offer the second through-hole in the middle part of elastic slice, and second through-hole convex layer described in face downward.So that the part that convex layer originally acted on elastic slice bottom can become extending in the second through-hole, convex layer is avoided directly to contact with elastic slice, improves the service life of zipper.

Description

A kind of raised abrasionproof copper pull head

Technical field

The utility model relates to zipper fields, refer in particular to a kind of raised abrasionproof copper pull head.

Background technique

Existing copper pull head is made of slider body, elastic slice and pulling-on piece mostly, higher to the quality requirement of elastic slice, as long as Elastic slice one deforms, and entire copper pull head just declares corrupted, and therefore, the most important thing of copper pull head design is to avoid elastic slice in use Deformation.

In order to solve this problem, the applicant, which has submitted a patent of invention one kind on November 30th, 2017, has protrusion Copper pull head (application number 201711239179.6) comprising slider body, elastic slice and pulling-on piece, slider body include upper flange, Lower wing plate and the guide post for connecting the upper limb front edge of board and bottom wing front edge of board, pulling-on piece are made of pulling department and rotating part, upper flange Rear portion there is a convex block, the middle part of upper flange has a convex layer protruding upward in the upper flange upper surface；The front side of elastic slice It is riveted on guide post, rear side offers through-hole, and is movably withheld on the outside of convex block by the through-hole；Rotating part is in vertical side Upwards between the elastic slice and upper flange, in the horizontal direction between the convex block and convex layer, pull forward When portion, which can be contacted on the lateral wall of convex layer.By the way that convex layer is arranged, its rotating part when pulling-on piece is rotated It directly contacts on the lateral wall of convex layer, without pressing to elastic slice, therefore elastic slice plastic deformation can be effectively prevented, mentioned The service life of high zipper.

The patent although can be avoided pulling-on piece directly to elastic slice press, but when pulling-on piece overturn to upper flange upper surface phase When mutually parallel, elastic slice downward actuation can be inconsistent with convex layer top, so that elastic slice be made to wear, reduces the service life of zipper.

Utility model content

The utility model provides a kind of raised abrasionproof copper pull head, and main purpose is to overcome in existing copper pull head The defect that is prone to wear in use of elastic slice.

In order to solve the above technical problems, the utility model adopts the following technical solution:

A kind of raised abrasionproof copper pull head, including slider body, elastic slice and pulling-on piece, the slider body include upper limb Plate, lower wing plate and the guide post for connecting the upper limb front edge of board and bottom wing front edge of board, the pulling-on piece are made of pulling department and rotating part； The rear portion of the upper flange has a convex block, and the middle part of the upper flange is protruding upward in the convex of the upper flange upper surface with one Layer；It is riveted on front side of the elastic slice on the guide post, rear side offers first through hole, and movably by the first through hole It withholds on the outside of the convex block；The rotating part is located between the elastic slice and upper flange, in the horizontal direction in the vertical direction Above between the convex block and convex layer, when pulling the pulling department forward, which can contact at the outer of the convex layer On side wall, the second through-hole is offered in the middle part of the elastic slice, and second through-hole convex layer described in face downward.

Further, the pulling-on piece is overturn to when being parallel to each other with the upper flange upper surface, and the rotating part is vertical It is inconsistent with the elastic slice, upper flange respectively on direction, it is inconsistent with convex block, convex layer respectively in the horizontal direction.

Further, the convex block is in 7 fonts, and the upper end extends through the first through hole for catching on the bullet backwards Piece is to limit its activity, lower end is in that angle obliquely is extended to and connect with the upper flange upper end forward.

Further, the convex layer includes roof and at least one side wall, and the side of the roof passes through arcwall face and institute The top for stating side wall is connected smoothly；Second through-hole is adapted with the roof, and its inner sidewall and the arc Face faces up and down.

Further, the front end of the guide post opens up fluted, bends downward on front side of the elastic slice and depression is in described It is riveted together in groove with the guide post.

Further, square hole is offered on upper limb postlaminar part position corresponding with the convex block, the elastic slice Rear end is passed down through the square hole and can extend between the upper flange and lower wing plate.

Compared to the prior art, the beneficial effect that the utility model generates is:

1, the utility model structure is simple, practical, by the way that the second through-hole is arranged so that when pulling-on piece overturn to upper limb When plate upper surface is parallel to each other, the part that convex layer originally acted on elastic slice bottom can become extending in the second through-hole, avoid Convex layer is directly contacted with elastic slice, improves the service life of zipper.

2, it in the present invention, is faced up and down by the way that the inner sidewall of the second through-hole is arranged with arcwall face, so that this reality Convex layer and while directly contact of elastic slice are being avoided with novel, when also pulling-on piece being rotated, rotating part is and smooth arc Angle is inconsistent, frequently contacts sharp position and impaired situation when thus, it is possible to avoid the occurrence of rotating part rotation.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the separate structure schematic diagram of the utility model.

Specific embodiment

Illustrate specific embodiment of the present utility model with reference to the accompanying drawings.

Referring to Fig.1, Fig. 2.A kind of raised abrasionproof copper pull head, including slider body 1, elastic slice 2 and pulling-on piece 3, pull head Ontology 1 includes upper flange 11, lower wing plate 12 and the guide post 13 for connecting 11 front end of upper flange and 12 front end of lower wing plate, pulling-on piece 3 It is made of pulling department 31 and rotating part 32；The rear portion of upper flange 11 has a convex block 4, and the middle part of upper flange 11 is upward convex with one For the convex layer 5 of 11 upper surface of upper flange；The front side 21 of elastic slice 2 is riveted on guide post 13, and rear side 22 offers the one the first Through-hole 23, and movably withheld by first first through hole 23 in 4 outside of convex block；Rotating part 32 is located in the vertical direction Between elastic slice 2 and upper flange 11, in the horizontal direction between convex block 4 and convex layer 5, when pulling pulling department 31 forward, the rotation Transfer part 32 can contact on the lateral wall of convex layer 5, and the middle part of elastic slice 2 offers the second through-hole 24, and second through-hole 24 The convex layer 5 of face downward.

By the way that convex layer 5 is arranged, its rotating part 32 is directly contacted on the lateral wall of convex layer 5 when pulling-on piece 3 is rotated, Without pressing to elastic slice 2, therefore it can be effectively prevented the plastic deformation of elastic slice 2, improve the service life of zipper.By setting The second through-hole 24 is set, so that convex layer 5 originally acted on elastic slice 2 when the overturning of pulling-on piece 3 with 11 upper surface of upper flange to when being parallel to each other The part of bottom can become extending in the second through-hole 24, avoid convex layer 5 and contact with the direct of elastic slice 2, improve zipper Service life.

Referring to Fig.1, Fig. 2.Specifically, the overturning of pulling-on piece 3 with 11 upper surface of upper flange to when being parallel to each other, rotating part 32 is perpendicular Histogram is inconsistent with elastic slice 2, upper flange 11 respectively upwards, inconsistent with convex block 4, convex layer 5 respectively in the horizontal direction.By setting It is inconsistent with convex block 4, convex layer 5 in the horizontal direction to set rotating part 32, so that this pull head is when not in use, pulling-on piece can be pressed from both sides steadily It is located between elastic slice and upper flange without shaking easily, one improves the aesthetics of zipper entirety, and two draw to also improve The service life of chain.

Referring to Fig.1, Fig. 2.Specifically, convex block 4 is in 7 fonts, the upper end 41 extends through first through hole 23 for hooking backwards Firmly elastic slice 2 to be limited to its activity, lower end 42 extends in angle obliquely connect with 11 upper end of upper flange forward.It is logical The lower end for crossing 7 font convex blocks of setting is in that angle obliquely extends forward, so that its one side being in contact with rotating part 32 has Gradient, and the angle formed between the two is 30~45 °, so that the rotation to rotating part 32 provides the effect of a transition, And then keep the rotation of pulling-on piece more smooth.

Referring to Fig.1, Fig. 2.Convex layer 5 includes roof 51 and at least one side wall 52, and the side of roof 51 passes through arcwall face 53 It is connected smoothly with the top of side wall；Second through-hole 24 is adapted with roof 51, and on its inner sidewall 241 and arcwall face 53 Under face.In the present embodiment, convex layer 5 and the second through-hole 24 being adapted to it are in be rectangle.Specifically are as follows: convex layer 5 wraps Rectangular roof 51 and four side walls 52 are included, four sides of rectangular roof 51 pass through the top of four arcwall faces 53 and four side walls 52 End is connected smoothly one by one；Second through-hole 24 is also square, and its four inner sidewalls 241 and four arcwall faces 53 one by one on Under face.Inner sidewall 241 by the way that the second through-hole 24 is arranged is faced with about 53 arcwall face, so that the utility model is being kept away Convex layer 5 is exempted from elastic slice 2 while directly contact, when rotating pulling-on piece 3, rotating part 32 is offseted with smooth arc angle Touching frequently contacts sharp position and impaired situation when thus, it is possible to avoid the occurrence of rotating part rotation.In addition, may also set up convex Layer and triangular in shape, semicircle, the square, polygon of the second through-hole being adapted to it etc., just repeat no more herein.

Referring to Fig.1, Fig. 2.Specifically, the front end of guide post 13 opens up fluted 14, the front side of elastic slice 2 is bent downward and depression In being riveted together in groove 14 with guide post 13.

Referring to Fig.1, Fig. 2.Specifically, offering square hole 15, elastic slice on the position corresponding with convex block 4 of 11 rear portion of upper flange 2 rear end is passed down through square hole 15 and can extend between upper flange 11 and lower wing plate 12.The upper flange of the prior art is both needed to Stamp out two square holes, the utility model only needs to stamp out one, therefore stamping die cost will be reduced.

The above is only the specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, All non-essential modifications to the present invention made by this concept should belong to the row for invading scope of protection of the utility model For.

Claims (6)

1. a kind of raised abrasionproof copper pull head, including slider body, elastic slice and pulling-on piece, the slider body include upper limb Plate, lower wing plate and the guide post for connecting the upper limb front edge of board and bottom wing front edge of board, the pulling-on piece are made of pulling department and rotating part； The rear portion of the upper flange has a convex block, and the middle part of the upper flange is protruding upward in the convex of the upper flange upper surface with one Layer；It is riveted on front side of the elastic slice on the guide post, rear side offers first through hole, and movably by the first through hole It withholds on the outside of the convex block；The rotating part is located between the elastic slice and upper flange, in the horizontal direction in the vertical direction Above between the convex block and convex layer, when pulling the pulling department forward, which can contact at the outer of the convex layer On side wall, it is characterised in that: offer the second through-hole in the middle part of the elastic slice, and second through-hole is convex described in face downward Layer.

2. a kind of raised abrasionproof copper pull head as described in claim 1, it is characterised in that: the pulling-on piece overturn to it is described When upper flange upper surface is parallel to each other, the rotating part is inconsistent with the elastic slice, upper flange respectively in the vertical direction, in water Square upwards it is inconsistent with convex block, convex layer respectively.

3. a kind of raised abrasionproof copper pull head as claimed in claim 2, it is characterised in that: the convex block is in 7 fonts, thereon End extend through backwards the first through hole for catching on the elastic slice to be limited to its activity, lower end be forward in obliquely Angle extend to and connect with the upper flange upper end.

4. a kind of raised abrasionproof copper pull head as claimed in claim 2, it is characterised in that: the convex layer include roof with extremely A few side wall, the side of the roof is connected smoothly by the top of arcwall face and the side wall；Second through-hole It is adapted with the roof, and its inner sidewall faces up and down with the arcwall face.

5. a kind of raised abrasionproof copper pull head as described in claim 1, it is characterised in that: the front end of the guide post offers Groove, bends downward on front side of the elastic slice and depression in the groove with the guide post in being riveted together.

6. a kind of raised abrasionproof copper pull head as described in claim 1, it is characterised in that: the upper limb postlaminar part with it is described Square hole is offered on the corresponding position of convex block, the rear end of the elastic slice is passed down through the square hole and can extend on described Between wing plate and lower wing plate.