CN212260698U - Fastener and bag and knee pad with same - Google Patents

Abstract

The utility model discloses a fastener, which comprises a fastener connected on a first textile and a connecting piece connected on a second textile, wherein the fastener is provided with an opening for covering and inserting the connecting piece, the opening is internally provided with an elastically deformable protruding part, the protruding part is provided with a necking pressed by the sliding of the connecting piece, the necking divides the opening into a fastening area and a disassembly area, the connecting piece is provided with a limiting part, and the limiting part limits the sliding of the fastener along the direction of the connecting piece protruding out of the surface of the second textile after the connecting piece slides into the fastening area, the utility model utilizes the connecting piece to be inserted into the fastener in a relative covering mode and to deform along the sliding and pressing protruding part of the opening, thereby realizing the fastening action, changing the structure of the existing fastener adopting opposite insertion, realizing the anti-falling effect by the limiting part, and having simple fastening mode and simple structure of parts, not only is the operation simple and convenient, but also the production cost of the fastener can be reduced.

Description

Fastener and bag and knee pad with same

Technical Field

The utility model relates to a connecting piece relates to a fastener particularly.

Background

The conventional fastener is mainly composed of a male fastener and a cylindrical female fastener, the male fastener has an insertion portion composed of a middle leg and elastic legs provided on both sides of the middle leg, the female fastener has an engagement opening which receives the insertion portion of the male fastener in a state where the elastic legs are deflected inward, and engages with an engagement projection provided on the elastic legs by allowing the elastic legs to rebound at a predetermined insertion position to receive the engagement projection.

In the existing fastener, the female buckle is embedded with the male buckle, the appearance of the female buckle is of an internal hollow shell structure, so that the female buckle and the male buckle belong to a split structure, the direction of the pulling force applied by the female buckle and the direction of the tripping are consistent, and the situation that the tripping is caused by the abrasion of the male buckle is easy to occur under the action of the pulling force due to the fact that the female buckle and the male buckle are of a split structure regardless of the adoption of metal or plastic.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fastener in order to solve among the prior art manufacturing cost and the problem that the degree of difficulty is big and thread off easily because of wearing and tearing.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a fastener, including connecting the fastener on first fabrics and connecting the connecting piece on the second fabrics, it closes male opening to have on the fastener to be used for the connecting piece lid, but have elastic deformation's protruding portion in the opening, the throat that receives the connecting piece slip oppression has on the protruding portion, the throat is cut apart into block district and dismantlement district with the opening, spacing portion has on the connecting piece to spacing portion restricts the fastener and breaks away from the connecting piece along the direction on connecting piece protrusion second fabrics surface after the connecting piece slips into block district.

Through adopting above-mentioned technical scheme, when using, make the connecting piece insert the opening in the middle of with the mode that the closure closed, and under the pulling force of first fabrics, the connecting piece slides in the opening and applys the effort to the throat, so that the protruding portion takes place to warp, the throat grow this moment, the connecting piece slides the block district from dismantling the district, when first fabrics is in the state of tightening, the connecting piece plays the effect of blockking to the closure, and spacing position in the tip of connecting piece, both constitute hook body structure, when the connecting piece takes place to be crooked at the surface of second fabrics, also can play the effect of preventing the dropout.

Preferably, the protruding portion includes a spring structure having one end connected to the engaging member and the other end being a free end, and a deformation space is provided between the spring structure and the engaging member.

Through adopting above-mentioned technical scheme, the shell fragment structure can be swung around its tie point with the fastener after the effort that receives the connecting piece, and thereby also can realize kick-backing and restrict the connecting piece in the block district, when needs are threaded off the connecting piece with the fastener, then as long as with the pulling force direction promotion of the past first fabrics of fastener, the effort is applyed to the throat again to the connecting piece this moment, and make the connecting piece get into smoothly and dismantle in the district in order to realize the dropout, because the shell fragment structure has the deformation space, so can reduce the effort that the connecting piece breaks away from the block district, thereby reduce its power of dragging to the second fabrics, reduce the destruction degree to connecting piece and second fabrics, in order to prolong service life.

Preferably, the elastic sheet structure is located in the deformation space and provided with a salient point, and when the protruding part is stressed, the protruding part and the connecting end of the clamping piece can form a lever structure.

Through adopting above-mentioned technical scheme, receive the effort of connecting piece when the shell fragment structure and take place to warp, touch the fastener by the bump earlier, and the shell fragment structure continues to be stressed to form the lever with the junction of block structure, so can increase the resilience force of shell fragment structure, also can increase its intensity simultaneously.

Preferably, the protruding part comprises an arch-shaped part, two ends of the arch-shaped part are connected with the clamping piece, and a deformation space is formed between the rest position of the arch-shaped part and the clamping piece.

By adopting the technical scheme, when the connecting piece applies acting force to the arch-shaped piece, the middle part of the arch-shaped piece is deformed and bent, so that the same effect can be achieved.

Preferably, the protruding portion extends towards the clamping area to form a guide sliding portion for sliding tripping of the connecting piece.

By adopting the technical scheme, the guide sliding part can guide the stress of the protruding part in the tripping process, so that the protruding part deforms towards the direction close to the deformation space, and the connecting piece smoothly slides into the disassembly area during tripping.

Preferably, the connecting member is held in a state of being pressed by the guide sliding portion in the engaging region.

By adopting the technical scheme, the connecting piece can be prevented from having a movable gap in the clamping area, and the connecting piece can be quickly deformed towards the direction of the clamping piece when the protruding part and the connecting piece are tripped.

Preferably, the protruding parts are symmetrically arranged in two groups.

Through adopting above-mentioned technical scheme, set up two sets of protruding portions, can increase the deformation space to it is easier when making connecting piece and fastener lock and dropout.

Preferably, the engaging piece has an operating portion recessed along a middle portion thereof on an outer contour thereof.

Through adopting above-mentioned technical scheme, set up the operating portion, can play the effect of anticreep hand when fastener and connecting piece lock or dropout.

A bag, which comprises a bag body and a fastener provided by the utility model.

A kneepad comprises a kneepad body and a fastener provided by the utility model.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the connecting piece inserts to the fastener with the mode that closes relatively to slide along the opening and oppress the protruding portion and warp, thereby realize the lock action, changed current fastener and adopted the structure to inserting, and rely on spacing portion to realize the anticreep effect, its lock mode and part simple structure, not only easy and simple to handle, can reduce the manufacturing cost of fastener moreover.

(2) The connecting piece only needs to promote the fastener toward the pulling force direction of overcoming first fabrics when the dropout with the fastener to thereby force the protruding portion to continue to take place to warp and increase the throat and realize the dropout, because the protruding portion has the deformation space, so can reduce the effort that the connecting piece breaks away from the block district, thereby reduce its power of dragging to the second fabrics, reduce the destruction degree to connecting piece and second fabrics, with increase of service life.

Drawings

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

FIG. 2 is a schematic structural view of a connecting member of the utility model;

FIG. 3 is a schematic view of the structure of the connecting member and the engaging member of the present invention;

fig. 4 is a schematic structural view of another embodiment of a fastener of the present invention;

fig. 5 is a schematic view of the fastener applied to a knee wrap.

Reference numerals: 1. a fastener; 2. a connecting member; 3. a slide guide part; 4. a clamping area; 5. a disassembly zone; 6. an operation section; 7. a first textile; 8. a second textile; 9. a limiting part; 10. salient points; 11. a protrusion; 12. a deformation space; 13. and (5) necking.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-3, a fastener comprises a fastener (1) and a connector (2), both of which are connected to a first textile (7) and a second textile (8), wherein the fastener (1) has a through hole, the first textile (7) can adopt a drawstring structure and can be connected to the fastener (1) after bypassing the through hole, the fastener (1) is provided with an opening, the connector (2) is connected to the first textile (7) and protrudes out of the surface of the first textile, when the fastener (2) and the fastener (1) are required to be fastened, the fastener (1) is covered to align the connector (2) with the opening and is embedded into the opening, the connector (2) slides along the opening under the pulling force of the first textile (7), and the protrusion (11) is arranged in the opening, and the protrusion (11) has a specific structure that one end is connected to the fastener (1), The other end can be around the shell fragment structure of its tie point wobbling, there is deformation space (12) between shell fragment structure and the fastener (1), and form the throat (13) in the opening, the opening is divided into block area (4) and dismantlement area (5) with the throat (13) as the benchmark, when the connecting piece (2) slides to the position of throat (13), because the overall dimension of the connecting piece (2) is greater than the size of throat (13), the jut (11) is out of shape at this moment under pressure, the throat (13) is also enlarged consequently, and the connecting piece (2) slips the position of throat (13) and enters the block area (4), the first textile (7) continues to be dragged, the connecting piece (2) can block the fastener (1), and spacing portion (9) has on the connecting piece (2), can avoid the connecting piece (2) swing to make the fastener (1) slide along the connecting piece (2) and take place to break away from, thereby ensuring the buckling effect.

Because connecting piece (2) and fastener (1) are when the lock, cover fastener (1) on connecting piece (2) with the closure mode earlier, connecting piece (2) then insert to the opening with the mode that closes relatively, and in order to simplify the operation, through increasing open-ended size, make during the inserting opening that connecting piece (2) can be better, connecting piece (2) can form the coupler body structure with spacing portion (9) in addition, can adopt the button to reach this effect, and sew up it in second fabrics (8), the structure that current fastener adopted the opposite plug lock and dropout has so been changed, and rely on spacing portion (9) to realize the anticreep effect, its lock mode and part simple structure, not only easy and simple to handle, and can reduce the manufacturing cost of fastener.

Meanwhile, the spring plate structure is provided with a convex point (10) in the deformation space (12), and can form a lever structure with the connecting end of the clamping piece (1) when the protruding part (11) is stressed, when the spring plate structure is deformed by the acting force of the connecting piece (2), the convex point (10) touches the clamping piece (1), the spring plate structure is continuously pressed, and a lever is formed at the connecting part of the spring plate structure and the clamping piece (1), so that the resilience of the spring plate structure can be increased, the strength of the spring plate structure can be increased, the connecting piece (2) is smoothly clamped with the clamping piece (1), the spring plate structure is symmetrically provided with two groups, and is integrally formed with the clamping piece (1), the deformation space (12) can be increased, so that the connecting piece (2) is easier to be clamped with the clamping piece (1), and the operation part (6) which is sunken along the middle part of the clamping piece (1) is arranged on the outer contour, the knee protector can achieve the effect of preventing hands from falling off when the clamping piece (1) and the connecting piece (2) are buckled or released, can be applied to bags and knee protectors, and can achieve the effect of quickly wearing the knee protectors as shown in figure 5.

When the connecting piece (2) and the clamping piece (1) are tripped, the clamping piece (1) is firstly pushed in the direction of overcoming the pulling force of the first textile (7), at the moment, the connecting piece (2) continuously applies acting force to the necking (13), so that the connecting piece (2) smoothly enters the detaching area (5) to realize tripping, the elastic sheet structure is provided with a deformation space (12), so that the acting force of the connecting piece (2) departing from the clamping area (4) can be reduced, the pulling force of the connecting piece on the second textile (8) is reduced, the damage degree of the connecting piece (2) and the second textile (8) is reduced, the service life is prolonged, the protruding part (11) extends towards the clamping area (4) and is provided with a guide sliding part (3) for the sliding tripping of the connecting piece (2), and when the connecting piece (2) and the clamping piece (1) move relatively, the guide part (3) plays a role in guiding the connecting piece (2) along the tripping piece (1), and make the better effort that exerts of connecting piece (2) to protruding portion (11) and take place the deformation to connecting piece (2) smooth slips into dismantlement district (5) from block district (4) and realizes the dropout, lead the state that smooth portion (3) keeps pressing connecting piece (2) in addition, can avoid connecting piece (2) to have the activity clearance in block district (4), and when protruding portion (11) and connecting piece (2) dropout towards block piece (1) direction quick deformation, prevent that protruding portion (11) warp towards opposite direction and make its condition of breaking occur.

Example 2

As shown in fig. 4, the difference between this embodiment and embodiment 1 is that the structure of the protruding portion (11) is different, the specific structure of the protruding portion (11) is an arch-shaped member with two ends connected with the engaging member (1) and a deformation space (12) between the rest positions and the engaging member (1), when the connecting member (2) is fastened with the engaging member (1), it can slide along the engaging member (1) to apply an acting force to the arch-shaped member, and the middle portion of the connecting member is deformed and bent, so that the fastening and releasing effects can also be achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A fastener, characterized by: including connecting fastener (1) on first fabrics (7) and connecting piece (2) on second fabrics (8), fastener (1) is gone up to have and is used for connecting piece (2) lid to close male opening, but have elastically deformable's protruding portion (11) in the opening, have throat (13) that receive connecting piece (2) slip oppression on protruding portion (11), throat (13) are divided into block district (4) and are dismantled district (5) with the opening, spacing portion (9) have on connecting piece (2) to spacing portion (9) can restrict fastener (1) and break away from connecting piece (2) along the direction of connecting piece (2) protrusion second fabrics (8) surface after connecting piece (2) slide into block district (4).

2. The fastener according to claim 1, characterized in that the protrusion (11) comprises a spring structure with one end connected to the engaging member (1) and the other end being a free end, and a deformation space (12) is provided between the spring structure and the engaging member (1).

3. The fastener according to claim 2, characterized in that the spring structure is provided with a convex point (10) in the deformation space (12) and forms a lever structure with the connecting end of the fastener (1) when the convex portion (11) is stressed.

4. The fastener of claim 1, wherein the projection (11) comprises an arch having two ends connected to the engaging member (1) and a deformation space (12) between the remaining positions and the engaging member (1).

5. The fastener according to any one of claims 1 to 4, characterized in that the projection (11) extends inwardly of the engagement zone (4) and is provided with a guide (3) for sliding release of the connecting element (2).

6. A fastener according to claim 5, characterized in that said connecting element (2) is held in a state of being pressed by said slide guide (3) in said engagement zone (4).

7. The fastener of claim 6, wherein the projections (11) are symmetrically arranged in two groups.

8. The fastener according to claim 7, characterized in that the outer contour of the engaging member (1) has an operating portion (6) recessed along the middle portion thereof.

9. A bag comprising a bag body and further comprising a fastener according to any one of claims 1 to 8.

10. A kneepad comprising a kneepad body and further comprising a fastener as claimed in any of claims 1 to 8.

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