CN212465147U - Self-locking female buckle and button buckle - Google Patents

Abstract

The utility model provides a self-locking female buckle and a button buckle, wherein the female buckle comprises a slingshot cup with a male buckle receiving part, a spring part which is arranged in the male buckle receiving part and used for clamping the male buckle, and a pressing structure which is connected with the spring part and used for applying pressure to deform the spring part so as to separate the male buckle; the spring part comprises a plurality of self-locking pieces which are arranged in an annular mode and used for clamping the male buckle. The utility model discloses the advantage: through the technical scheme of the utility model the one-hand forward lock and the forward operation of pulling open of realization button that can be fine have brought very big convenience for actual use.

Description

Self-locking female buckle and button buckle

[ technical field ] A method for producing a semiconductor device

The utility model relates to a buckle field, in particular to auto-lock box and button are buckled.

[ background of the invention ]

The button composed of the male button and the female button is a mainstream button type at present, and is widely applied to various clothes. Although the button is only a small accessory on the clothes, the practical performance, the appearance and the like of the button directly influence the quality of the whole clothes. When the traditional button is in forward buckling and forward pulling-off operation, both hands are usually needed for operation, especially, the forward pulling-off operation needs to be carried out through the cooperation of both hands, so that inconvenience is brought to practical use.

In view of the problem of the prior button requiring two hands to operate, the inventor of the present invention has made an intensive study on the problem.

[ Utility model ] content

The to-be-solved technical problem of the utility model lies in providing a auto-lock box and button are buckled for solve current button when forward lock and forward pull open the operation, need use the inconvenient problem of operation that both hands operation brought, realize that one-hand operation button forward lock and forward pull open convenient operation.

The utility model discloses a realize like this:

in a first aspect, a self-locking female buckle comprises a slingshot cup with a male buckle receiving part, a spring piece arranged in the male buckle receiving part and used for clamping a male buckle, and a pressing structure connected with the spring piece and used for applying pressure to deform the spring piece so as to separate the male buckle; the spring part comprises a plurality of self-locking pieces which are arranged in an annular mode and used for clamping the male buckle.

Furthermore, the spring part also comprises a bottom connecting sheet, and a plurality of self-locking sheets are arranged at the outer edge of the bottom connecting sheet in a spacing and surrounding manner.

Furthermore, the middle part of the bottom connecting sheet is provided with a connecting hole used for being connected with the pressing structure.

Further, the self-locking piece comprises an upright part connected with the bottom connecting piece and a clamping part extending inwards from the upright part.

Furthermore, a plurality of self-locking plates are annularly arranged at the outer edge of the bottom connecting plate at equal intervals.

Further, the spring member comprises 8 self-locking plates.

Further, the spring part is a stainless steel spring part.

Furthermore, the pressing structure extends into the male buckle receiving part from the back surface of the slingshot cup, and the extending end of the pressing structure is sleeved in the connecting hole.

Furthermore, press the structure including be used for with the connecting hole cup joint the portion of cup jointing, be used for pressing the operation press the portion and connect the first connecting portion that the portion and pressed the portion.

Furthermore, the upper edge of the first connecting part abuts against the lower surface of the bottom connecting sheet.

Furthermore, the sleeve joint part is sleeved on the connecting hole, and the upper end of the sleeve joint part is curled outwards to form a first curling part which is abutted against the upper surface of the bottom connecting plate.

Further, the pressing portion is provided with a pressing end cap.

Further, the slingshot cup comprises an outer shell with a cup receiving opening and a first buckle bottom arranged in the outer shell; and an accommodating cavity for accommodating the spring piece is formed on the first buckle bottom.

Furthermore, the bottom of the first buckle bottom is provided with a first extending hole for the pressing structure to extend into the accommodating cavity.

Furthermore, the containing cavity comprises an upper cavity part for deforming and expanding the upper part of the spring part and a lower cavity part for deforming and expanding and clamping the lower part of the spring part.

Furthermore, the upper end of the accommodating cavity is abutted against the top wall of the outer shell.

Furthermore, the upper edge of the first buckle bottom is provided with an outer extension part which is propped against the inner side wall and the top wall of the outer shell in an outward ring mode.

Furthermore, the slingshot cup also comprises a second buckle bottom arranged at the bottom in the outer shell; the first buckle bottom is sleeved on the second buckle bottom, and a buckle surface installation part for receiving a buckle surface is formed between the first buckle bottom and the second buckle bottom.

Furthermore, the bottom of the second buckle bottom is provided with a stretching hole for stretching out the lower part of the first buckle bottom.

Further, the lower portion of the first buckle bottom is provided with a first conical portion extending out of the extending hole.

Furthermore, a step for supporting the first buckle bottom is formed on the inner side wall of the second buckle bottom.

Furthermore, a first supporting part supported on the step is arranged outside the first buckle bottom.

Furthermore, a first downward convex part is annularly arranged on one side of the first supporting part close to the first cone part, and a curling guiding groove is formed between the first convex part and the first cone part.

Furthermore, an upward second convex part is arranged on the inner bottom of the second buckle bottom and on the upper edge of the extending hole, and the inner bottom, the second convex part, the first convex part and the turned edge guide groove of the second buckle bottom jointly form the buckle surface installation part.

Furthermore, a plurality of curling cutting parts are arranged in the curling guide groove along the curling direction.

Furthermore, 6 crimping cutting parts are arranged in the crimping guide groove.

Furthermore, the inner bottom of the second buckle bottom is provided with a second supporting part for preventing rotation.

Furthermore, the utility model also comprises a fastening surface; the button surface comprises a first surface portion, a second crimping portion and a second connecting portion, wherein the second crimping portion is formed in the button surface installation portion in a driving mode, and the second connecting portion is connected with the first surface portion and the second crimping portion.

Furthermore, a second extending hole for extending the pressing structure is formed in the buckling surface.

Furthermore, a first cloth clamping space is formed between the first face portion and the slingshot cup.

In a second aspect, a self-locking button comprises a male button and the female button; the male buckle comprises a buckle bead and a buckle foot connected with the buckle bead; and a clamping groove for buckling the self-locking piece is formed on the buckling bead.

Furthermore, the button bead comprises a button bead bottom plate and an upright post vertically arranged in the middle of the button bead bottom plate; the clamping groove is arranged at the lower part of the upright post.

Further, a second taper portion is formed at an upper portion of the pillar.

Further, a clip mounting portion for receiving a clip is formed inside the clip.

Furthermore, the buckling foot comprises a second face portion, a third crimping portion clamped in the buckling foot mounting portion and a third connecting portion connecting the second face portion and the third crimping portion.

Furthermore, a second cloth clamping space is formed between the second face portion and the button beads.

The utility model has the advantages that: the spring piece is arranged in a slingshot cup with a male buckle receiving part and comprises a plurality of self-locking pieces which are annularly arranged and used for clamping the male buckle, meanwhile, the spring piece is connected with a pressing structure which is used for applying pressure to enable the spring piece to deform and separate from the male buckle, and a clamping groove for the self-locking pieces to be buckled in is formed on a buckle bead of the male buckle; when the catapult cup is used specifically, if the female buckle and the male buckle need to be buckled, a wearer only needs to slightly apply pressure to press the buckle bead of the male buckle into the catapult cup; if the female buckle and the male buckle need to be separated, a wearer only needs to apply pressure on the pressing structure by one hand and pull out the male buckle; therefore, through the utility model discloses a one-hand forward lock and the forward operation of pulling open of realization button that technical scheme can be fine have brought very big convenience for the use of reality.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is one of the schematic three-dimensional structures of a self-locking female buckle of the present invention;

fig. 2 is a second schematic perspective view of a self-locking female buckle according to the present invention;

FIG. 3 is a schematic perspective view of a first buckle bottom of the present invention;

fig. 4 is a second schematic perspective view of the first buckle bottom of the present invention;

FIG. 5 is a schematic perspective view of a second buckle bottom according to the present invention;

fig. 6 is a second schematic perspective view of the second buckle bottom of the present invention;

fig. 7 is a schematic perspective view of the spring member of the present invention;

fig. 8 is a schematic perspective view of a pressing structure of the present invention;

fig. 9 is a schematic perspective view of the self-locking female buckle of the present invention in a use state;

fig. 10 is a cross-sectional view of a self-locking female buckle of the present invention when the spring member is in a buckled state;

fig. 11 is a cross-sectional view of a self-locking female buckle of the present invention when the spring element is in an open state;

fig. 12 is an exploded view of the self-locking box of the present invention in use;

FIG. 13 is a schematic view of a three-dimensional structure of a middle button bead of the present invention;

FIG. 14 is a second schematic view of the three-dimensional structure of the middle button bead of the present invention;

fig. 15 is a schematic perspective view of the male buckle in use according to the present invention;

fig. 16 is a cross-sectional view of the male buckle of the present invention in use;

fig. 17 is an exploded view of the male buckle of the present invention in use.

Description of reference numerals:

100-female buckle, 200-male buckle, 300-cloth, 1-slingshot cup, 11-outer shell, 111-receiving cup mouth, 12-first buckle bottom, 121-containing cavity, 1211-upper cavity part, 1212-lower cavity part, 122-first extending hole, 123-outer extending part, 124-first cone part, 125-first supporting part, 1251-first convex part, 126-hemming guide groove, 127-hemming cut part, 13-second buckle bottom, 131-extending hole, 132-step, 133-second convex part, 134-second supporting part, 14-surface buckle mounting part, 2-spring part, 21-self-locking piece, 211-upright part, 212-clamping part, 22-bottom part, 221-connecting hole, 3-pressing structure, 31-a sleeving part, 311-a first crimping part, 32-a pressing part, 321-a pressing end cover, 33-a first connecting part, 4-a male buckle receiving part, 5-a surface buckle, 51-a first face part, 52-a second crimping part, 53-a second connecting part, 54-a second extending hole, 6-a first cloth clamping space, 7-a buckle bead, 71-a clamping groove, 72-a buckle bead bottom plate, 73-a stand column, 731-a second conical part, 74-a buckle foot mounting part, 8-a buckle foot, 81-a second face part, 82-a third crimping part, 83-a third connecting part and 9-a second cloth clamping space.

[ detailed description ] embodiments

Example 1

Referring to fig. 1 to 12, a self-locking female buckle 100 of the present invention includes a slingshot cup 1 having a male buckle receiving portion 4, a spring element 2 disposed in the male buckle receiving portion 4 for engaging with a male buckle 200, and a pressing structure 3 connected to the spring element 2 for applying a pressure to deform the spring element 2 to disengage the male buckle 200; the spring member 2 comprises a plurality of self-locking pieces 21 which are arranged in an annular shape and used for clamping the male buckle 200.

The utility model adopts the spring part 2 arranged in the slingshot cup 1 with the male buckle receiving part 4, the spring part 2 comprises a plurality of annular self-locking plates 21 which are used for clamping the male buckle 200, and the spring part 2 is connected with the pressing structure 3 which is used for applying pressure to deform the spring part and then release the male buckle 200; when the buckle is used specifically, if the female buckle 100 and the male buckle 200 need to be buckled, a wearer only needs to slightly apply pressure to press the male buckle 200 into the slingshot cup 1, the self-locking plate 21 on the spring part 2 is outwards opened under the action of the extrusion force of the male buckle 200 to enable the male buckle 200 to enter the spring part 2, and along with the continuous pressing of the male buckle 200, the self-locking plate 21 returns and is clamped into the clamping groove of the male buckle 200, so that the buckling and self-locking purposes are achieved; if the female buckle 100 and the male buckle 200 need to be separated, the wearer only needs to apply pressure to the pressing structure 3 with one hand to enable the self-locking piece 21 of the spring piece 2 to be opened outwards under the action of the pressure to separate the male buckle 200, meanwhile, the wearer can slightly pull the male buckle 200 outwards to achieve the purpose of separating the buckle, and the self-locking piece 21 automatically returns after the male buckle 200 is pulled out. Therefore, through the utility model discloses a one-hand forward lock and the forward operation of pulling open of realization button that technical scheme can be fine have brought very big convenience for the use of reality.

The utility model discloses in, spring part 2 still includes bottom connection piece 22, and is a plurality of from locking plate 21 interval ring locates the outer fringe of bottom connection piece 22. The plurality of self-locking plates 21 are connected together through the bottom connecting plate 22, so that when external pressure is applied to the bottom connecting plate 22, the plurality of self-locking plates 21 are opened at the same time, or the plurality of self-locking plates 21 return at the same time after the external pressure disappears; the distance between the self-locking plates 21 is set to ensure that the self-locking plates 21 do not influence each other in the opening process.

The utility model discloses in, in order to be convenient for press structure 3 and the bottom connection piece 22 between be connected, the connecting hole 221 that is used for being connected with press structure 3 is offered at the middle part of bottom connection piece 22. Meanwhile, in order to ensure uniform force when pressing, the connection hole 221 is disposed at the center point of the bottom connection plate 22.

In the present invention, the self-locking plate 21 includes an upright portion 211 connecting the bottom connecting piece 22 and a holding portion 212 extending inward from the upright portion 211. When the device works, when external pressure is applied to jack the middle part of the bottom connecting piece 22 upwards, the upright part 211 at the outer edge of the bottom connecting piece 22 is opened outwards to realize tripping; when external pressure is applied to the male buckle 200 to push the male buckle 200, the upright part 211 contracts inwards to clamp the clamping part 212 into the clamping groove to realize clamping; when the external pressure disappears, the upright portions 211 are returned inward.

The utility model discloses in, in order to make the atress more even, make things convenient for the knot of pin 200 to go into or the knot of breaking out, it is a plurality of from the outer fringe of bottom connection piece 22 is located to the equidistant ground ring of locking plate 21.

In the present invention, for better locking the male buckle 200, it is ensured that excessive external pressure is not applied when the buckle is buckled or unbuckled, and the spring member 2 includes 8 pieces of the self-locking plate 21.

The utility model discloses in, in order to guarantee the production deformation that spring part 2 can be better under the effect of external pressure, simultaneously can quick self return when external pressure disappears, spring part 2 is the stainless steel spring part.

The utility model discloses in, press structure 3 by the back of catapult cup 1 stretch into to in the pin thread portion of accepting 4, just press structure 3's the end of stretching into and cup joint in connecting hole 221, realize pressing inwards from the back of catapult cup 1 spring part 2.

In the present invention, in order to realize the pressing operation, the pressing structure 3 includes the sleeve-connecting portion 31 for being sleeved with the connecting hole 221, the pressing portion 32 for performing the pressing operation, and the first connecting portion 33 connecting the connecting portion 31 and the pressing portion 32.

In the present invention, the upper edge of the first connecting portion 33 abuts against the lower surface of the bottom connecting piece 22, so as to ensure that the first connecting portion 33 does not pass through the connecting hole 221 in the pressing process.

The utility model discloses in, cup joint portion 31 cover is located on the connecting hole 221, just the outside turn-up in upper end of cup joint portion 31 forms to support in the first turn-up portion 311 of bottom connection piece 22 upper surface. The pressing structure 3 and the bottom connecting piece 22 are tightly clamped together by making the first crimping portion 311 abut against the upper surface of the bottom connecting piece 22, and the upper edge of the first connecting portion 33 abuts against the lower surface of the bottom connecting piece 22.

In the present invention, in order to facilitate the pressing operation, the pressing portion 32 is provided with a pressing end cap 321.

In the utility model, the slingshot cup 1 comprises an outer shell 11 with a cup receiving opening 111 and a first buckle bottom 12 arranged in the outer shell 11; the first buckle bottom 12 is formed with a receiving cavity 121 for receiving the spring element 2. When in use, the male buckle 200 is buckled in or pulled out through the receiving cup opening 111, and the male buckle 200 is buckled or pulled off by the spring piece 2 arranged in the accommodating cavity 121.

The utility model discloses in, in order to facilitate pressing structure 3 to stretch into to holding chamber 121 from the catapult cup 1 back, the bottom of first knot end 12 has the confession press structure 3 to stretch into to the first hole 122 that stretches into in holding chamber 121.

The utility model discloses in, holding chamber 121 is including supplying the upper portion of spring part 2 is out of shape open upper chamber portion 1211 and is used for the deformation to open the back card and hold the lower cavity portion 1212 of spring part 2 lower part. After the spring element 2 is placed in the accommodating cavity 121, a larger distance is formed between the upper part of the spring element 2 and the cavity wall of the upper cavity 1211, so that the self-locking piece 21 can be conveniently opened outwards; the distance between the lower portion of the spring element 2 and the cavity wall of the lower cavity portion 1212 is small to ensure that the self-locking piece 21 can abut against the cavity wall of the lower cavity portion 1212 when the self-locking piece 21 is opened enough to buckle or pull out the male buckle 200. When the male buckle 200 is used, when external pressure is applied to press the pressing structure 3, the pressing structure 3 jacks up the middle part of the bottom connecting piece 22 of the spring piece 2, and the outer edge of the bottom connecting piece 22 inclines downwards so as to enable the upper part of the self-locking piece 21 to be opened outwards, so that the male buckle 200 can be conveniently buckled or pulled out; when the external pressure is removed, the spring piece 2 returns under the action of elastic force and returns to the self-locking state.

The utility model discloses in, the upper end of holding chamber 121 supports the roof in shell body 11 to it is not hard up to avoid pressing the first knot end 12 of the in-process that structure 3 pressed spring part 2.

In the present invention, the upper edge of the first buckle bottom 12 is provided with an outward extending portion 123 abutting against the inner side wall and the top wall of the outer housing 11. By designing the first buckle bottom 12 to have the outer extension part 123 and making the outer extension part 123 abut against the inner side wall and the top wall of the outer shell 11, it is ensured that the first buckle bottom 12 can be clamped inside the outer shell 11 after being installed without loosening.

In the utility model, in order to facilitate the installation of the face button 5, the slingshot cup 1 further comprises a second button bottom 13 arranged at the bottom in the outer shell 11; the first buckle bottom 12 is sleeved on the second buckle bottom 13, and a buckle surface mounting part 14 for receiving the buckle surface 5 is formed between the first buckle bottom 12 and the second buckle bottom 13.

In the present invention, in order to facilitate the pressing of the structure 3, the holding cavity 121 is extended from the back of the slingshot cup 1 and the face-fastening installation part 14 is formed, the bottom of the second buckle bottom 13 has a hole 131 for extending the lower part of the first buckle bottom 12.

In the present invention, the lower portion of the first buckle bottom 12 has a first tapered portion 124 extending out of the extending hole 131. The guiding of the button surface 5 into the button surface mounting portion 14 is facilitated by the design of the first tapered portion 124.

In the present invention, in order to facilitate the formation of the hook surface mounting portion 14, the inner sidewall of the second buckle bottom 13 is formed with a step 132 for supporting the first buckle bottom 12.

In the present invention, the first buckle bottom 12 is provided with a first supporting portion 125 supported on the step 132. The upper portion of the first buckle base 12 is supported by the step 132 and the first support portion 125, and the lower portion of the first buckle base 12 forms the first tapered portion 124, so that the buckle face mounting portion 14 is formed between the first tapered portion 124 and the inner bottom portion of the second buckle base 13.

In the present invention, the first support part 125 is provided with a first protrusion 1251 downward at a side ring close to the first pyramid part 124, and a curl guide groove 126 is formed between the first protrusion 1251 and the first pyramid part 124. Due to the design of the crimping guide groove 126, when the face button 5 is driven into the button surface mounting part 14, the driving end of the face button 5 can be turned outwards to form a crimp and clamped in the button surface mounting part 14 under the guide of the crimping guide groove 126.

The utility model discloses in, the interior bottom of second knot end 13 is equipped with ascending second convex part 133 on the reason of stretching out hole 131, just the second detains and forms jointly between interior bottom of end 13, second convex part 133, first convex part 1251 and the turn-up guiding groove 126 detain face installation department 14. The second protrusion 133 is used to block a curl formed when the face button 5 is driven in, and thus, the face button 5 is prevented from falling off.

In the present invention, a plurality of hemming cut portions 127 are provided in the hemming guide groove 126 along the hemming direction. In the process of driving the surface fastener 5 into the fastener face mounting portion 14, the crimping and cutting portion 127 can cut the driving end to ensure that the driving end of the surface fastener 5 is better turned outwards to form a crimp.

In the present invention, for better curling, 6 curling cutting portions 127 are provided in the curling guide groove 126.

In the present invention, in order to prevent the rotation of the fastening surface 5, the second fastening bottom 13 is provided with a second supporting portion 134 for preventing rotation.

In the present invention, the female buckle 100 further includes a buckle surface 5; the hook surface 5 includes a first surface portion 51, a second flange portion 52 formed by being driven into the hook surface mounting portion 14, and a second connecting portion 53 connecting the first surface portion 51 and the second flange portion 52. The second curled portion 52 can be tightly locked in the button surface mounting portion 14 by the second supporting portion 134 to ensure that the button surface 5 cannot rotate.

In the present invention, the inside of the fastening surface 5 is formed with a second insertion hole 54 into which the pressing structure 3 is inserted. In practice, the pressing structure 3 is inserted into the second insertion hole 54 until the pressing portion 32 is just in the second insertion hole 54, so that the whole structure of the female buckle 100 can be more compact and beautiful, and the pressing operation is facilitated.

In the present invention, a first cloth holding space 6 is formed between the first surface 51 and the slingshot cup 1. In specific use, the pressing structure 3 needs to be inserted through the hole in the fabric 300 and then the fastening surface 5 is driven into the fastening surface mounting portion 14, so that the fabric 300 is clamped between the first surface portion 51 of the fastening surface 5 and the slingshot cup 1, that is, the female buckle 100 and the fabric 300 are fixedly connected.

The female buckle 100 of the utility model is mainly applied to the case or the clothes; besides the spring element 2 made of stainless steel, the first button bottom 12, the second button bottom 13, the pressing structure 3 and the surface button 5 can be made of metal or alloy material, and the outer shell 11 and the pressing end cap 321 can be made of plastic.

Example 2

Referring to fig. 1 to 17, the self-locking button of the present invention includes a male button 200 and the female button 100; the male buckle 200 comprises a buckle bead 7 and a buckle foot 8 connected with the buckle bead 7; the fastening bead 7 is formed with a fastening groove 71 for the self-locking plate 21 to be fastened into.

The utility model adopts the spring part 2 arranged in the slingshot cup 1 with the male buckle receiving part 4, the spring part 2 comprises a plurality of annular arrangements and is used for clamping the self-locking plate 21 of the male buckle 200, meanwhile, the spring part 2 is connected with the pressing structure 3 which is used for applying pressure to deform the spring part and release the male buckle 200, and the buckle bead 7 of the male buckle 200 is provided with a clamping groove 71 for the self-locking plate 21 to buckle in; when the buckle is used specifically, if the female buckle 100 and the male buckle 200 need to be buckled, a wearer only needs to slightly apply pressure to press the buckling bead 7 of the male buckle 200 into the slingshot cup 1, the self-locking plate 21 on the spring part 2 is outwards opened under the extrusion force of the buckling bead 7 of the male buckle 200 to enable the buckling bead 7 to enter the spring part 2, and along with the continuous pressing of the buckling bead 7, the self-locking plate 21 returns and is clamped into the clamping groove 71 of the buckling bead 7, so that the buckling and self-locking purposes are achieved; if the female buckle 100 and the male buckle 200 need to be unlocked, the wearer only needs to apply pressure to the pressing structure 3 with one hand to enable the self-locking piece 21 of the spring piece 2 to be opened outwards under the action of the pressure to release the buckling bead 7, meanwhile, the wearer can slightly pull the buckling bead 7 outwards to achieve the purpose of unlocking, and the self-locking piece 21 automatically returns after pulling the buckling bead 7 out. Therefore, through the utility model discloses a one-hand forward lock and the forward operation of pulling open of realization button that technical scheme can be fine have brought very big convenience for the use of reality.

In the utility model, the button bead 7 comprises a button bead bottom plate 72 and a vertical column 73 vertically arranged in the middle of the button bead bottom plate 72; the slot 71 is disposed at the lower portion of the pillar 73. The clamping groove 71 is arranged at the lower part of the upright post 73, so that the whole upright post 73 can be better buckled into the female buckle 100.

In the present invention, in order to facilitate the fastening operation of the pin 200, the second tapered portion 731 is formed on the upper portion of the pillar 73.

In the present invention, in order to facilitate the installation of the fastening pin 8, a fastening pin installation portion 74 for receiving the fastening pin 8 is formed inside the fastening bead 7.

In the present invention, the fastening pin 8 includes a second surface portion 81, a third flange portion 82 clamped in the fastening pin mounting portion 74, and a third connecting portion 83 connecting the second surface portion 81 and the third flange portion 82.

In the present invention, a second cloth holding space 9 is formed between the second surface 81 and the fastening bead 7. When the male buckle is used specifically, the buckle bead 7 needs to be placed on one side of the fabric 300, and the buckle foot 8 needs to be driven into the buckle foot mounting portion 74 from the other side of the fabric 300, so that the fabric 300 is clamped between the second surface 81 and the buckle bead 7, that is, the male buckle 200 and the fabric 300 are fixedly connected.

In the present invention, the female buckle 100 includes a slingshot cup 1 having a male buckle receiving portion 4, a spring member 2 disposed in the male buckle receiving portion 4 for engaging with the male buckle 200, and a pressing structure 3 connected to the spring member 2 for applying a pressure to deform the spring member 2 to disengage from the male buckle 200; the spring member 2 comprises a plurality of self-locking pieces 21 which are arranged in an annular shape and used for clamping the male buckle 200.

The utility model discloses in, spring part 2 still includes bottom connection piece 22, and is a plurality of from locking plate 21 interval ring locates the outer fringe of bottom connection piece 22. The plurality of self-locking plates 21 are connected together through the bottom connecting plate 22, so that when external pressure is applied to the bottom connecting plate 22, the plurality of self-locking plates 21 are opened at the same time, or the plurality of self-locking plates 21 return at the same time after the external pressure disappears; the distance between the self-locking plates 21 is set to ensure that the self-locking plates 21 do not influence each other in the opening process.

The utility model discloses in, in order to be convenient for press structure 3 and the bottom connection piece 22 between be connected, the connecting hole 221 that is used for being connected with press structure 3 is offered at the middle part of bottom connection piece 22. Meanwhile, in order to ensure uniform force when pressing, the connection hole 221 is disposed at the center point of the bottom connection plate 22.

In the present invention, the self-locking plate 21 includes an upright portion 211 connecting the bottom connecting piece 22 and a holding portion 212 extending inward from the upright portion 211. When the device works, when external pressure is applied to jack the middle part of the bottom connecting piece 22 upwards, the upright part 211 at the outer edge of the bottom connecting piece 22 is opened outwards to realize tripping; when external pressure is applied to the male buckle 200 to push the male buckle 200, the upright part 211 contracts inwards to clamp the clamping part 212 into the clamping groove to realize clamping; when the external pressure disappears, the upright portions 211 are returned inward.

The utility model discloses in, in order to make the atress more even, make things convenient for the knot of pin 200 to go into or the knot of breaking out, it is a plurality of from the outer fringe of bottom connection piece 22 is located to the equidistant ground ring of locking plate 21.

In the present invention, for better locking the male buckle 200, it is ensured that excessive external pressure is not applied when the buckle is buckled or unbuckled, and the spring member 2 includes 8 pieces of the self-locking plate 21.

The utility model discloses in, in order to guarantee the production deformation that spring part 2 can be better under the effect of external pressure, simultaneously can quick self return when external pressure disappears, spring part 2 is the stainless steel spring part.

The utility model discloses in, press structure 3 by the back of catapult cup 1 stretch into to in the pin thread portion of accepting 4, just press structure 3's the end of stretching into and cup joint in connecting hole 221, realize pressing inwards from the back of catapult cup 1 spring part 2.

In the present invention, in order to realize the pressing operation, the pressing structure 3 includes the sleeve-connecting portion 31 for being sleeved with the connecting hole 221, the pressing portion 32 for performing the pressing operation, and the first connecting portion 33 connecting the connecting portion 31 and the pressing portion 32.

In the present invention, the upper edge of the first connecting portion 33 abuts against the lower surface of the bottom connecting piece 22, so as to ensure that the first connecting portion 33 does not pass through the connecting hole 221 in the pressing process.

The utility model discloses in, cup joint portion 31 cover is located on the connecting hole 221, just the outside turn-up in upper end of cup joint portion 31 forms to support in the first turn-up portion 311 of bottom connection piece 22 upper surface. The pressing structure 3 and the bottom connecting piece 22 are tightly clamped together by making the first crimping portion 311 abut against the upper surface of the bottom connecting piece 22, and the upper edge of the first connecting portion 33 abuts against the lower surface of the bottom connecting piece 22.

In the present invention, in order to facilitate the pressing operation, the pressing portion 32 is provided with a pressing end cap 321.

In the utility model, the slingshot cup 1 comprises an outer shell 11 with a cup receiving opening 111 and a first buckle bottom 12 arranged in the outer shell 11; the first buckle bottom 12 is formed with a receiving cavity 121 for receiving the spring element 2. When in use, the male buckle 200 is buckled in or pulled out through the receiving cup opening 111, and the male buckle 200 is buckled or pulled off by the spring piece 2 arranged in the accommodating cavity 121.

The utility model discloses in, in order to facilitate pressing structure 3 to stretch into to holding chamber 121 from the catapult cup 1 back, the bottom of first knot end 12 has the confession press structure 3 to stretch into to the first hole 122 that stretches into in holding chamber 121.

The utility model discloses in, holding chamber 121 is including supplying the upper portion of spring part 2 is out of shape open upper chamber portion 1211 and is used for the deformation to open the back card and hold the lower cavity portion 1212 of spring part 2 lower part. After the spring element 2 is placed in the accommodating cavity 121, a larger distance is formed between the upper part of the spring element 2 and the cavity wall of the upper cavity 1211, so that the self-locking piece 21 can be conveniently opened outwards; the distance between the lower portion of the spring element 2 and the cavity wall of the lower cavity portion 1212 is small to ensure that the self-locking piece 21 can abut against the cavity wall of the lower cavity portion 1212 when the self-locking piece 21 is opened enough to buckle or pull out the male buckle 200. When the male buckle 200 is used, when external pressure is applied to press the pressing structure 3, the pressing structure 3 jacks up the middle part of the bottom connecting piece 22 of the spring piece 2, and the outer edge of the bottom connecting piece 22 inclines downwards so as to enable the upper part of the self-locking piece 21 to be opened outwards, so that the male buckle 200 can be conveniently buckled or pulled out; when the external pressure is removed, the spring piece 2 returns under the action of elastic force and returns to the self-locking state.

The utility model discloses in, the upper end of holding chamber 121 supports the roof in shell body 11 to it is not hard up to avoid pressing the first knot end 12 of the in-process that structure 3 pressed spring part 2.

In the present invention, the upper edge of the first buckle bottom 12 is provided with an outward extending portion 123 abutting against the inner side wall and the top wall of the outer housing 11. By designing the first buckle bottom 12 to have the outer extension part 123 and making the outer extension part 123 abut against the inner side wall and the top wall of the outer shell 11, it is ensured that the first buckle bottom 12 can be clamped inside the outer shell 11 after being installed without loosening.

In the utility model, in order to facilitate the installation of the face button 5, the slingshot cup 1 further comprises a second button bottom 13 arranged at the bottom in the outer shell 11; the first buckle bottom 12 is sleeved on the second buckle bottom 13, and a buckle surface mounting part 14 for receiving the buckle surface 5 is formed between the first buckle bottom 12 and the second buckle bottom 13.

In the present invention, in order to facilitate the pressing of the structure 3, the holding cavity 121 is extended from the back of the slingshot cup 1 and the face-fastening installation part 14 is formed, the bottom of the second buckle bottom 13 has a hole 131 for extending the lower part of the first buckle bottom 12.

In the present invention, the lower portion of the first buckle bottom 12 has a first tapered portion 124 extending out of the extending hole 131. The guiding of the button surface 5 into the button surface mounting portion 14 is facilitated by the design of the first tapered portion 124.

In the present invention, in order to facilitate the formation of the hook surface mounting portion 14, the inner sidewall of the second buckle bottom 13 is formed with a step 132 for supporting the first buckle bottom 12.

In the present invention, the first buckle bottom 12 is provided with a first supporting portion 125 supported on the step 132. The upper portion of the first buckle base 12 is supported by the step 132 and the first support portion 125, and the lower portion of the first buckle base 12 forms the first tapered portion 124, so that the buckle face mounting portion 14 is formed between the first tapered portion 124 and the inner bottom portion of the second buckle base 13.

In the present invention, the first support part 125 is provided with a first protrusion 1251 downward at a side ring close to the first pyramid part 124, and a curl guide groove 126 is formed between the first protrusion 1251 and the first pyramid part 124. Due to the design of the crimping guide groove 126, when the face button 5 is driven into the button surface mounting part 14, the driving end of the face button 5 can be turned outwards to form a crimp and clamped in the button surface mounting part 14 under the guide of the crimping guide groove 126.

The utility model discloses in, the interior bottom of second knot end 13 is equipped with ascending second convex part 133 on the reason of stretching out hole 131, just the second detains and forms jointly between interior bottom of end 13, second convex part 133, first convex part 1251 and the turn-up guiding groove 126 detain face installation department 14. The second protrusion 133 is used to block a curl formed when the face button 5 is driven in, and thus, the face button 5 is prevented from falling off.

In the present invention, a plurality of hemming cut portions 127 are provided in the hemming guide groove 126 along the hemming direction. In the process of driving the surface fastener 5 into the fastener face mounting portion 14, the crimping and cutting portion 127 can cut the driving end to ensure that the driving end of the surface fastener 5 is better turned outwards to form a crimp.

In the present invention, for better curling, 6 curling cutting portions 127 are provided in the curling guide groove 126.

In the present invention, in order to prevent the rotation of the fastening surface 5, the second fastening bottom 13 is provided with a second supporting portion 134 for preventing rotation.

In the present invention, the female buckle 100 further includes a buckle surface 5; the hook surface 5 includes a first surface portion 51, a second flange portion 52 formed by being driven into the hook surface mounting portion 14, and a second connecting portion 53 connecting the first surface portion 51 and the second flange portion 52. The second curled portion 52 can be tightly locked in the button surface mounting portion 14 by the second supporting portion 134 to ensure that the button surface 5 cannot rotate.

In the present invention, the inside of the fastening surface 5 is formed with a second insertion hole 54 into which the pressing structure 3 is inserted. In practice, the pressing structure 3 is inserted into the second insertion hole 54 until the pressing portion 32 is just in the second insertion hole 54, so that the whole structure of the female buckle 100 can be more compact and beautiful, and the pressing operation is facilitated.

In the present invention, a first cloth holding space 6 is formed between the first surface 51 and the slingshot cup 1. In specific use, the pressing structure 3 needs to be inserted through the hole in the fabric 300 and then the fastening surface 5 is driven into the fastening surface mounting portion 14, so that the fabric 300 is clamped between the first surface portion 51 of the fastening surface 5 and the slingshot cup 1, that is, the female buckle 100 and the fabric 300 are fixedly connected.

The button in the utility model is mainly applied to the case or the clothes; besides the spring element 2 made of stainless steel, the first button bottom 12, the second button bottom 13, the pressing structure 3, the face button 5 and the male button 200 can be made of metal or alloy material, and the outer shell 11 and the pressing end cap 321 can be made of plastic.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (36)

1. The utility model provides a auto-lock box which characterized in that: the spring clip comprises a slingshot cup with a male buckle receiving part, a spring piece which is arranged in the male buckle receiving part and used for clamping the male buckle, and a pressing structure which is connected with the spring piece and used for applying pressure to enable the spring piece to deform and separate from the male buckle; the spring part comprises a plurality of self-locking pieces which are arranged in an annular mode and used for clamping the male buckle.

2. The self-locking box of claim 1, wherein: the spring piece further comprises a bottom connecting sheet, and a plurality of self-locking sheets are arranged on the outer edge of the bottom connecting sheet in a surrounding mode at intervals.

3. The self-locking box of claim 2, wherein: and the middle part of the bottom connecting sheet is provided with a connecting hole for connecting with the pressing structure.

4. The self-locking box of claim 2, wherein: the self-locking piece comprises an upright part connected with the bottom connecting piece and a clamping part extending inwards from the upright part.

5. The self-locking box of claim 2, wherein: a plurality of self-locking plates are annularly arranged at the outer edge of the bottom connecting plate at equal intervals.

6. The self-locking box of claim 5, wherein: the spring member includes 8 of the self-locking tabs.

7. The self-locking box according to any one of claims 1 to 6, wherein: the spring part is a stainless steel spring part.

8. The self-locking box of claim 3, wherein: the pressing structure extends into the male buckle receiving part from the back surface of the slingshot cup, and the extending end of the pressing structure is sleeved in the connecting hole.

9. The self-locking box of claim 8, wherein: the pressing structure comprises a sleeving part sleeved with the connecting hole, a pressing part used for pressing operation, and a first connecting part connected with the connecting part and the pressing part.

10. The self-locking box of claim 9, wherein: the upper edge of the first connecting part is abutted against the lower surface of the bottom connecting sheet.

11. The self-locking box of claim 10, wherein: the connecting hole is formed in the bottom connecting sheet, the sleeve-connecting portion is sleeved on the connecting hole, and the upper end of the sleeve-connecting portion is curled outwards to form a first curling portion abutting against the upper surface of the bottom connecting sheet.

12. The self-locking box of claim 9, wherein: the pressing portion is provided with a pressing end cap.

13. The self-locking box of claim 7, wherein: the slingshot cup comprises an outer shell with a cup receiving opening and a first buckle bottom arranged in the outer shell; and an accommodating cavity for accommodating the spring piece is formed on the first buckle bottom.

14. The self-locking box of claim 13, wherein: the bottom of the first buckle bottom is provided with a first extending hole for the pressing structure to extend into the accommodating cavity.

15. The self-locking box of claim 13, wherein: the containing cavity comprises an upper cavity part for the upper part of the spring part to deform and expand and a lower cavity part for clamping the lower part of the spring part after deforming and expanding.

16. The self-locking box of claim 13, wherein: the upper end of the accommodating cavity is abutted against the top wall of the outer shell.

17. The self-locking box of claim 13, wherein: the upper edge of the first buckle bottom is outwards annularly provided with an outer extension part which is propped against the inner side wall and the top wall of the outer shell.

18. The self-locking box of claim 13, wherein: the slingshot cup also comprises a second buckle bottom arranged at the bottom in the outer shell; the first buckle bottom is sleeved on the second buckle bottom, and a buckle surface installation part for receiving a buckle surface is formed between the first buckle bottom and the second buckle bottom.

19. The self-locking box of claim 18, wherein: the bottom of the second buckle bottom is provided with a stretching hole for stretching out the lower part of the first buckle bottom.

20. The self-locking box of claim 19, wherein: the lower part of the first buckle bottom is provided with a first conical part extending out of the extending hole.

21. The self-locking box of claim 20, wherein: the inner side wall of the second buckle bottom is provided with a step for supporting the first buckle bottom.

22. The self-locking box of claim 21, wherein: the first supporting part supported on the step is arranged outside the first buckle bottom.

23. The self-locking box of claim 22, wherein: the first support part is provided with a first downward convex part at one side ring close to the first cone part, and a curling guiding groove is formed between the first convex part and the first cone part.

24. The self-locking box of claim 23, wherein: the inner bottom of the second buckle bottom is provided with an upward second convex part on the upper edge of the extending hole, and the inner bottom, the second convex part, the first convex part and the turned edge guide groove of the second buckle bottom jointly form the buckle surface installation part.

25. The self-locking box of claim 24, wherein: and a plurality of crimping cutting parts are arranged in the crimping guide groove along the crimping direction.

26. The self-locking box of claim 25, wherein: and 6 crimping cutting parts are arranged in the crimping guide groove.

27. The self-locking box of claim 26, wherein: and a second supporting part for preventing rotation is arranged at the inner bottom of the second buckle bottom.

28. The self-locking box of claim 27, wherein: also comprises a buckling surface; the button surface comprises a first surface portion, a second crimping portion and a second connecting portion, wherein the second crimping portion is formed in the button surface installation portion in a driving mode, and the second connecting portion is connected with the first surface portion and the second crimping portion.

29. The self-locking box of claim 28, wherein: and a second stretching hole for stretching the pressing structure is formed in the buckling surface.

30. The self-locking box of claim 28, wherein: a first cloth clamping space is formed between the first face portion and the slingshot cup.

31. A self-locking button is characterized in that: comprising a pin and a box according to any one of claims 1-30; the male buckle comprises a buckle bead and a buckle foot connected with the buckle bead; and a clamping groove for buckling the self-locking piece is formed on the buckling bead.

32. The self-locking button of claim 31, wherein: the buckling bead comprises a buckling bead bottom plate and an upright post vertically arranged in the middle of the buckling bead bottom plate; the clamping groove is arranged at the lower part of the upright post.

33. The self-locking button of claim 32, wherein: the upper part of the upright post is provided with a second taper part.

34. The self-locking button of claim 32, wherein: the inside of the button bead is formed with a button mounting part for receiving a button.

35. The self-locking button of claim 34 wherein: the buckling foot comprises a second face portion, a third edge curling portion clamped in the buckling foot mounting portion and a third connecting portion connected with the second face portion and the third edge curling portion.

36. The self-locking button of claim 35 wherein: and a second cloth clamping space is formed between the second face part and the fastening bead.

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