阅读说明：本技术 一种可锁扣并可脱卸的拉链下止 (Zipper lower stopper capable of being locked and detached ) 是由 沈巍峰 于 2021-09-13 设计创作，主要内容包括：本发明公开了一种可锁扣并可脱卸的拉链下止包括弹性压导板本体,包括下止插销和下止方块,下止插销端部的勾形伸出部在下止方块的插销腔内做抽插运动,勾形伸出部的卡齿与卡齿缺口配合形成稳定的锁定结构,勾形伸出部插入后带有锁合并且可以实现脱卸。齿与卡齿缺口处均形成导入角及导出角,便于二者之间的分离动作,保证下止插抽插过程中的顺滑度。产品结构简单,实用性强,稳定性佳。(The invention discloses a lockable and detachable zipper bottom stop which comprises an elastic pressure guide plate body, and comprises a bottom stop bolt and a bottom stop block, wherein a hook-shaped extension part at the end part of the bottom stop bolt performs extraction and insertion movement in a bolt cavity of the bottom stop block, a latch of the hook-shaped extension part is matched with a latch notch to form a stable locking structure, and the hook-shaped extension part is locked after being inserted and can be detached. The teeth and the notches of the clamping teeth form an inlet angle and an outlet angle, so that the teeth and the notches of the clamping teeth are convenient to separate, and the smoothness in the inserting and pulling process of the lower stop is ensured. The product has simple structure, strong practicability and good stability.)

1. A zipper lower stopper capable of being locked and detached is characterized in that: the novel anti-theft bolt comprises a lower end bolt (1) and a lower end block (2), wherein a hook-shaped extension part (3) for pulling and inserting is formed at the end part of the lower end bolt (1), an extension part notch (4) is formed inwards at the end part of the hook-shaped extension part (3), an extension part wing sheet (5) is formed at the upper part of the extension part notch (4), an upward-bulged latch tooth (6) is formed on the upper surface of the extension part wing sheet (5), an inclined slope surface (7) is formed at the upper surface of the latch tooth (6) from back to front, a rear edge leading-out angle (8) is formed at the rear edge of the latch tooth (6), the front edge of the latch tooth (6) extends to the end part of the extension part wing sheet (5), a front edge leading-in angle (9) is formed at the front edge of the latch tooth (6), a latch cavity (10) matched with the lower end bolt (1) is formed at the lower end block (2), and the latch cavity (10) extends to the front end of the lower end block (2), the latch cavity (10) penetrates through the lower stop block (2) in the front and back direction and is distributed, the latch cavity (10) forms a penetrating opening (12) at the front end of the lower stop block (2), a latch notch (11) matched with the latch (6) is formed in the upper portion of the lower stop block (2), the front edge of the latch notch (11) extends to the front end of the lower stop block (2), the latch notch (11) and the penetrating opening (12) form a complete notch portion, a latch leading-out angle (13) matched with the rear edge leading-out angle (8) is formed in the rear edge of the latch notch (11), and a hook-shaped extending portion (3) at the end of the lower stop latch (1) performs pull-and-insert movement in the latch cavity (10) of the lower stop block (2).

2. A lockable and releasable lower stop for a slide fastener according to claim 1, wherein: the length of the notch (4) of the extending part is larger than that of the latch (6).

3. A lockable and releasable lower stop for a slide fastener according to claim 1, wherein: and a support bottom plate (14) is formed at the hook-shaped extension part (3) at the lower part of the extension part notch (4), and the thickness of the support bottom plate (14) is similar to that of the extension part wing (5).

4. A zipper lower stopper capable of being locked and detached is characterized in that: the novel anti-theft bolt comprises a lower end bolt (1) and a lower end block (2), wherein a hook-shaped extension part (3) for pulling and inserting is formed at the end part of the lower end bolt (1), an extension part notch (4) is formed inwards at the end part of the hook-shaped extension part (3), an extension part wing sheet (5) is formed at the upper part of the extension part notch (4), an upward-bulged latch tooth (6) is formed on the upper surface of the extension part wing sheet (5), an inclined slope surface (7) is formed at the upper surface of the latch tooth (6) from back to front, a rear edge leading-out angle (8) is formed at the rear edge of the latch tooth (6), the front edge of the latch tooth (6) extends to the end part of the extension part wing sheet (5), a front edge leading-in angle (9) is formed at the front edge of the latch tooth (6), a latch cavity (10) matched with the lower end bolt (1) is formed at the lower end block (2), and the latch cavity (10) extends to the front end of the lower end block (2), the pin cavity (10) penetrates through the lower stop block (2) in front and back distribution, the pin cavity (10) forms a through opening (12) at the front end of the lower stop block (2), a long groove (15) which is connected with the pin cavity (10) is formed on the side wall of the lower stop block (2), the rear end of the long groove (15) extends and penetrates through the rear end of the lower stop block (2) to be distributed, and the hook-shaped extension part (3) at the end part of the lower stop pin (1) performs pull-plug movement in the pin cavity (10) of the lower stop block (2).

5. A lockable and releasable zipper bottom stop according to claim 4, characterized in that: the length of the notch (4) of the extending part is larger than that of the latch (6).

6. A lockable and releasable zipper bottom stop according to claim 4, characterized in that: a supporting bottom plate (14) is formed at the hook-shaped extension part (3) at the lower part of the extension part notch (4), and the thickness of the supporting bottom plate (14) is greater than that of the extension part fin (5).

7. A lockable and releasable zipper bottom stop according to claim 4, characterized in that: and a clamping groove matched with the clamping tooth (6) is formed in the inner wall of the top of the pin cavity (10).

Technical Field

The invention relates to the technical field of zippers, in particular to a zipper lower stopper which can be locked and detached, and particularly relates to a mechanical connecting structure of the zipper lower stopper.

Background

Reference, patent No.: 201821856232.7, filing date: 2018.11.12, patentee: zhejiang great star industry development limited company, this case discloses "dress, zip fastener and zip fastener bottom end", the square piece includes the square body and the protrusion is located the round pin post on the square body, its characterized in that, be equipped with the spacing breach that is used for blocking the horse hook of pull head on the round pin post to carry out spacing to the pull head.

The structure stability of the prior zipper bottom stop still has problems, the bottom stop is easy to be separated, in addition, the smooth feeling of the bottom stop during the use process is not ideal, and further improvement on the prior art is still needed.

Disclosure of Invention

The invention aims to provide a zipper bottom stop capable of being locked and detached, which adopts a bolt with a latch to be matched with a bottom stop block with a latch notch to form a stable bottom stop structure, and the structure is provided with a leading-in angle and a leading-out angle to facilitate the separation action between the leading-in angle and the leading-out angle. Overcomes the defects in the prior art.

In order to achieve the above object, a technical solution of a first embodiment of the present invention is: a zipper bottom stop capable of being locked and disassembled comprises a bottom stop bolt and a bottom stop block, wherein the end part of the bottom stop bolt forms a hook-shaped extension part for pulling and inserting, the end part of the hook-shaped extension part inwards forms an extension part notch, the upper part of the extension part notch forms an extension part wing piece, the upper surface of the extension part wing piece forms a latch which is upwards protruded, the upper surface of the latch forms an inclined slope surface from back to front, the rear edge of the latch forms a rear edge leading-out angle, the front edge of the latch extends to the end part of the extension part wing piece, the front edge of the latch forms a front edge leading-in angle, the bottom stop block forms a latch cavity matched with the bottom stop bolt, the latch cavity extends from the rear end of the bottom stop block to the front end of the bottom stop block, the latch cavity penetrates through the bottom stop block and is distributed, a penetration hole is formed at the front end of the bottom stop block, and a latch notch matched with the latch is formed at the upper part of the bottom stop block, the front edge of the latch notch extends to the front end of the lower stop block, the latch notch and the through hole form a complete notch part, a latch leading-out angle matched with the trailing edge leading-out angle is formed at the trailing edge of the latch notch, and a hook-shaped extending part at the end part of the lower stop plug pin performs inserting and withdrawing movement in a plug pin cavity of the lower stop block.

In order to achieve the above object, a second embodiment of the present invention has the following technical solutions: a zipper bottom stop capable of being locked and disassembled comprises a bottom stop bolt and a bottom stop block, wherein the end part of the bottom stop bolt forms a hook-shaped extension part for drawing and inserting, the end part of the hook-shaped extension part inwards forms an extension part notch, the upper part of the extension part notch forms an extension part wing piece, the upper surface of the extension part wing piece forms a latch which is upwards protruded, the upper surface of the latch forms an inclined slope surface from back to front, the rear edge of the latch forms a rear edge leading-out angle, the front edge of the latch extends to the end part of the extension part wing piece, the front edge of the latch forms a front edge leading-in angle, the bottom stop block forms a bolt cavity matched with the bottom stop bolt, the bolt cavity extends from the rear end of the bottom stop block to the front end of the bottom stop block, the bolt cavity penetrates through the bottom stop block and is distributed, a penetrating hole is formed at the front end of the bottom stop block, and a long groove matched with the bolt cavity is formed on the side wall of the bottom stop block, the rear end of the elongated slot extends and penetrates through the rear end of the lower stop block to be distributed, and the hook-shaped extension part at the end part of the lower stop bolt performs drawing and inserting movement in the bolt cavity of the lower stop block.

The invention discloses a zipper bottom stop capable of being locked and detached, which comprises a bottom stop bolt and a bottom stop block, wherein a hook-shaped extension part at the end part of the bottom stop bolt performs extraction and insertion movement in a bolt cavity of the bottom stop block, a latch of the hook-shaped extension part is matched with a latch notch to form a stable locking structure, and the hook-shaped extension part is locked after being inserted and can be detached. The teeth and the notches of the clamping teeth form an inlet angle and an outlet angle, so that the teeth and the notches of the clamping teeth are convenient to separate, and the smoothness in the inserting and pulling process of the lower stop is ensured. The product has simple structure, strong practicability and good stability.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

FIG. 2 is a state diagram illustrating a first embodiment of the present invention.

Fig. 3 is a schematic view of a lower latch according to a first embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a bottom stop block according to a first embodiment of the present invention.

FIG. 5 is a schematic end view of a bottom stop block according to a first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

FIG. 7 is a diagram illustrating a second embodiment of the present invention.

Fig. 8 is a schematic view of a lower latch according to a second embodiment of the present invention.

FIG. 9 is a schematic view of a bottom stop block according to a second embodiment of the present invention.

Detailed Description

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

The first embodiment of the invention discloses a zipper lower stopper which can be locked and detached, and is different from the prior art in that: the anti-theft bolt comprises a lower dead bolt 1 and a lower dead block 2, wherein a hook-shaped extension part 3 for inserting and pulling is formed at the end part of the lower dead bolt 1, an extension part notch 4 is formed inwards at the end part of the hook-shaped extension part 3, an extension part wing 5 is formed at the upper part of the extension part notch 4, an upwards-bulged latch 6 is formed on the upper surface of the extension part wing 5, an inclined slope surface 7 is formed from the back to the front at the upper surface of the latch 6, a rear edge leading-out angle 8 is formed at the rear edge of the latch 6, the front edge of the latch 6 extends to the end part of the extension part wing 5, a front edge leading-in angle 9 is formed at the front edge of the latch 6, a latch cavity 10 matched with the lower dead block 1 is formed at the lower dead block 2, the latch cavity 10 extends from the rear end of the lower dead block 2 to the front end of the lower dead block 2, the latch cavity 10 is distributed to penetrate through the lower dead block 2 from the front and back, a penetration opening 12 is formed at the front end of the lower dead block 2, and a latch notch 11 matched with the latch 6 is formed at the upper part of the lower dead block 2, the front edge of the latch notch 11 extends to the front end of the lower stop block 2, the latch notch 11 and the through opening 12 form a complete notch part, a latch leading-out angle 13 matched with the trailing-out angle 8 is formed at the rear edge of the latch notch 11, and the hook-shaped extension part 3 at the end part of the lower stop bolt 1 performs pull-in and pull-out movement in the bolt cavity 10 of the lower stop block 2. The length of the protrusion notch 4 is greater than the length of the latch 6. And a support bottom plate 14 is formed at the hook-shaped extension part 3 at the lower part of the extension part notch 4, and the thickness of the support bottom plate 14 is similar to that of the extension part wing 5.

The second embodiment of the invention discloses a zipper lower stopper which can be locked and detached, and is different from the prior art in that: the anti-theft bolt comprises a lower dead bolt 1 and a lower dead block 2, wherein a hook-shaped extension part 3 for inserting and pulling is formed at the end part of the lower dead bolt 1, an extension part notch 4 is formed inwards at the end part of the hook-shaped extension part 3, an extension part wing 5 is formed at the upper part of the extension part notch 4, a latch 6 which is upwards protruded is formed on the upper surface of the extension part wing 5, an inclined slope surface 7 is formed on the upper surface of the latch 6 from back to front, a rear edge leading-out angle 8 is formed at the rear edge of the latch 6, the front edge of the latch 6 extends to the end part of the extension part wing 5, a front edge leading-in angle 9 is formed at the front edge of the latch 6, a bolt cavity 10 which is matched with the lower dead bolt 1 is formed at the lower dead block 2, the bolt cavity 10 extends from the rear end of the lower dead block 2 to the front end of the lower dead block 2, the bolt cavity 10 is distributed in a way of penetrating through the lower dead block 2 from front to back, a penetrating opening 12 is formed at the front end of the lower dead block 2, and a long groove 15 which is penetrated with the bolt cavity 10 is formed on the side wall of the lower dead block 2, the rear end of the long groove 15 extends and penetrates through the rear end of the lower stop block 2 to be distributed, and the hook-shaped extension part 3 at the end part of the lower stop bolt 1 performs drawing and inserting movement in the bolt cavity 10 of the lower stop block 2. The length of the protrusion notch 4 is greater than the length of the latch 6. A support base plate 14 is formed at the hook-shaped extension part 3 at the lower part of the extension part notch 4, and the thickness of the support base plate 14 is larger than that of the extension part fin 5.

In practical implementation, a clamping groove matched with the clamping tooth 6 is formed at the inner wall of the top of the pin cavity 10. The hook-shaped extension part 3 of the lower end bolt 1 is inserted into the bolt cavity 10 of the lower end block 2, the latch 6 of the hook-shaped extension part 3 is clamped into the clamping groove at the top of the bolt cavity 10 to form a locking structure, the lower end bolt 1 is pulled, and the latch 6 is separated from the clamping groove under the action of the leading-out angle 8 of the latch 6.

In specific implementation, the thickness of the hook-shaped protrusion 3 is greater than the height of the inner cavity of the pin cavity 10.

The foregoing is a more detailed description of the present invention in connection with specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific details set forth herein. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.