CN220675316U - PP male-female buckle with tight buckle - Google Patents

Abstract

The utility model relates to a PP male and female fastener with tight buckle, comprising a male fastener and a female fastener, wherein the lower surface of the male fastener is provided with a T-shaped clamping table, the female fastener is provided with a T-shaped groove, two side walls of the T-shaped groove respectively penetrate through two side walls of the female fastener, the T-shaped clamping table is matched with the T-shaped groove, the lower surface of the T-shaped clamping table is provided with a convex block, the lower surface of the T-shaped groove is provided with a clamping groove, the convex block is in buckle connection with the clamping groove, the T-shaped clamping table comprises a connecting part and a clamping part, the clamping part is arranged below the connecting part, the connecting part is connected with the male fastener, the T-shaped groove comprises a connecting area and a clamping area, the connecting part is matched with the clamping area, the clamping area is higher than the thickness of the clamping part, and the male and female fastener in the scheme can still keep a buckle state after being tripped.

Description

PP male-female buckle with tight buckle

Technical Field

The utility model belongs to the technical field of plastic buckles, and particularly relates to a PP male and female buckle with a tight buckle.

Background

The male and female buckles are widely used in life due to simple operation and convenient use, such as the fields of clothing, bags, shoes, caps and the like, but most of the male and female buckles adopt button-type structures or plug-in buckle modes, the male and female buckles of the type are easy to release under the condition of a certain tensile force, and the two ends of the male and female buckles are separated directly, so that the male and female buckles which are not separated directly after the release are arranged are generated.

Disclosure of Invention

In view of the defects in the prior art, the technical problem to be solved by the utility model is to provide the PP male and female buckle with tight buckle, which can still keep the buckle state after releasing.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a inseparable public box of PP of buckle, includes public fastener and female fastener, public fastener lower surface is equipped with T shape block, the T-shaped groove has been seted up to female fastener, two lateral walls in T-shaped groove run through respectively to two lateral walls of female fastener, T shape block and T-shaped groove looks adaptation, T shape block lower surface is equipped with the lug, T shape block lower surface is equipped with the draw-in groove, the lug is connected with the draw-in groove buckle, T shape block includes connecting portion and block portion, the block portion is located the connecting portion below, connecting portion is connected with public fastener, the T-shaped groove includes connecting region and block district, connecting region connecting portion adaptation, block district and block portion adaptation, block district height is greater than block portion thickness.

Further, the number of the protruding blocks is two, and the number of the clamping grooves corresponds to the number of the protruding blocks.

Further, a first chamfer is arranged at the opening of the clamping groove.

Further, the male buckle and the female buckle further comprise a limiting assembly, the limiting assembly comprises an ejection block, sliding cavities are formed in two sides of a clamping area of the T-shaped groove, the ejection block is located in the sliding cavities and used for being ejected to be in contact with one surface, close to the connecting portion, of the T-shaped clamping area.

Further, the limiting assembly further comprises a driving body, the driving body is connected to the back of the ejection block, and the driving body penetrates through the side wall of the female fastener.

Further, the driving body is the dwang, the dwang terminal surface is equipped with the round platform, ejecting piece has the round platform cavity, the round platform is located the round platform cavity and rotates to be connected, threaded hole has been seted up to box fastener lateral wall, the dwang global external screw thread that is equipped with, the dwang passes the screw hole.

Further, a second chamfer is formed on one surface of the clamping part of the T-shaped clamping table, which is close to the connecting part.

Compared with the prior art, the utility model has the following beneficial effects:

1. when the male fastener is buckled, the T-shaped clamping table of the male fastener and the T-shaped groove of the female fastener are spliced, then the convex blocks on the lower surface of the T-shaped clamping table are clamped into the clamping grooves at the bottoms of the T-shaped grooves, the clamping is completed after the operation is finished, and when the convex blocks of the male fastener and the clamping grooves of the female fastener are separated under the action of tensile force, the T-shaped clamping table of the male fastener and the T-shaped groove of the female fastener are propped against each other, so that the male fastener and the female fastener cannot be instantaneously broken and separated too far.

2. The ejector block of the limiting component is arranged to fill the distance between the clamping part of the T-shaped clamping table and the clamping area of the T-shaped groove after the convex block and the clamping groove of the T-shaped clamping table are buckled, so that the male fastener and the female fastener are clamped more tightly.

Drawings

Fig. 1 is a schematic perspective view of a PP male and female fastener with tight fastening in the present utility model;

FIG. 2 is a schematic cross-sectional view of embodiment 1 of the present utility model;

fig. 3 is a schematic cross-sectional structure of embodiment 2 of the present utility model.

The marks in the figure: 1. a male fastener; 11. a T-shaped clamping table; 111. a connection part; 112. an engagement portion; 113. a bump; 2. a female fastener; 21. a T-shaped groove; 211. a connection region; 212. a clamping area; 213. a clamping groove; 214. a sliding chamber; 3. a limit component; 31. an ejection block; 32. a driving body; 321. and (5) round tables.

Detailed Description

In order to make the above features and advantages of the present utility model more comprehensible, embodiments accompanied with figures are described in detail below.

Example 1

As shown in fig. 1-2, the present embodiment provides a PP male and female fastener with tight fastening, which includes a male fastener 1, a female fastener 2, and a limiting component 3.

The male fastener 1 and the female fastener 2 are made of PP materials, a T-shaped clamping table 11 is arranged on the lower surface of the male fastener 1, a protruding block 113 is arranged on the lower surface of the T-shaped clamping table 11, the T-shaped clamping table 11 comprises a connecting portion 111 and a clamping portion 112, the clamping portion 112 is located below the connecting portion 111, the connecting portion 111 is connected with the male fastener 1, and specifically, a second chamfer is formed on one surface, close to the connecting portion 111, of the clamping portion 112 of the T-shaped clamping table 11. The lower surface of the T-shaped clamping table 11 is provided with two protruding blocks 113, and the number of the protruding blocks 113 is two.

The female fastener 2 has been seted up T-shaped groove 21, two lateral walls of T-shaped groove 21 run through respectively to two lateral walls of female fastener 2, T-shaped clamping table 11 and T-shaped groove 21 looks adaptation, T-shaped groove 21 lower surface is equipped with draw-in groove 213, draw-in groove 213 opening part is equipped with first chamfer, conveniently stretch into, lug 113 and draw-in groove 213 buckle are connected, T-shaped groove 21 includes connecting region 211 and block district 212, connecting region 211 region connecting portion 111 adaptation, block district 212 and block district 112 adaptation, block district 212 height is greater than block district 112 thickness, the block district 212 both sides of T-shaped groove 21 are equipped with sliding chamber 214.

The spacing subassembly 3 includes ejecting piece 31 and drive body 32, and the block area 212 both sides in T shape groove 21 are equipped with sliding chamber 214, and ejecting piece 31 is located sliding chamber 214, and ejecting piece 31 is used for ejecting to be close to connecting portion 111 one side contact with T shape clamping table 11 block area 212, can make lug 113 deviate from in the draw-in groove 213 when ejecting piece 31, and drive body 32 is connected at ejecting piece 31 back, and drive body 32 passes female fastener 2 lateral wall, and drive body 32's setting is convenient to push out and pull back ejecting piece 31.

Example 2

As shown in fig. 1 and 3, the difference between the present embodiment and embodiment 2 is that the driving body 32 is a rotating rod, the end face of the rotating rod is provided with a round table 321, the ejection block 31 is provided with a round table 321 cavity, the round table 321 is located in the round table 321 cavity and is rotationally connected, the side wall of the female fastener 2 is provided with a threaded hole, the peripheral surface of the rotating rod is provided with an external thread, the rotating rod passes through the threaded hole, and the advancing and retreating of the ejection block 31 can be controlled by rotation so that the ejection block 31 cannot move under the action of gravity or external force (except the rotation force).

While the basic principles and main features of the utility model and advantages of the utility model have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a buckle inseparable PP male and female knot which characterized in that: including public fastener and box-type fastener, public fastener lower surface is equipped with T shape block, the T shape groove has been seted up to the box-type fastener, two lateral walls in T shape groove run through respectively to two lateral walls of box-type fastener, T shape block and T shape groove looks adaptation, T shape block lower surface is equipped with the lug, T shape groove lower surface is equipped with the draw-in groove, the lug is connected with the draw-in groove buckle, T shape block includes connecting portion and block portion, the block portion is located the connecting portion below, connecting portion is connected with the public fastener, the T shape groove includes connecting region and block district, connecting region and connecting portion adaptation, block district and block portion adaptation, block district height is greater than block portion thickness.

2. The tight-snap PP male and female fastener as claimed in claim 1, wherein: the number of the lugs is two, and the number of the clamping grooves corresponds to the number of the lugs.

3. The tight-snap PP male and female fastener as claimed in claim 1, wherein: the clamping groove opening is provided with a first chamfer.

4. The tight-snap PP male and female fastener as claimed in claim 1, wherein: the male buckle and the female buckle are characterized by further comprising a limiting assembly, the limiting assembly comprises an ejection block, sliding cavities are formed in two sides of a clamping area of the T-shaped groove, the ejection block is located in the sliding cavity, and the ejection block is used for being ejected to contact one surface, close to the connecting portion, of the T-shaped clamping area.

5. The tight-snap PP male and female fastener as set forth in claim 4, wherein: the limiting assembly further comprises a driving body, the driving body is connected to the back of the ejection block, and the driving body penetrates through the side wall of the female fastener.

6. The tight-snap PP male and female fastener in accordance with claim 5, wherein: the driving body is a rotating rod, the end face of the rotating rod is provided with a round table, the ejection block is provided with a round table cavity, the round table is located in the round table cavity and is rotationally connected, the side wall of the female fastener is provided with a threaded hole, the peripheral surface of the rotating rod is provided with external threads, and the rotating rod penetrates through the threaded hole.

7. The tight-snap PP male and female fastener in accordance with claim 5, wherein: a second chamfer is formed on one surface of the clamping part of the T-shaped clamping table, which is close to the connecting part.