阅读说明：本技术 一种反牙拉链 (Anti-tooth zipper ) 是由 奚建峰 匡静娣 于 2020-06-17 设计创作，主要内容包括：本发明属于拉链技术领域,尤其为一种反牙拉链,包括固定环,所述固定环上设有拉片,所述固定环的一侧内壁上滑动安装有上压片和下压片,所述上压片的底部焊接有伸缩柱,所述伸缩柱的底部和下压片的顶部焊接在一起,所述下压片的顶部焊接有挡片,所述上压片和下压片之间设有第一弹簧,所述第一弹簧的顶部和底部分别与上压片的底部和下压片的顶部焊接在一起,所述固定环的顶部内壁和底部内壁上均焊接有第二弹簧,两个所述第二弹簧相靠近的一端分别和上压片的顶部与下压片的底部焊接在一起,本本发明结构简单、使用方便,通过可调节距离的压板,能够适应多种规格不同的产品,实用性大大提高。(The invention belongs to the technical field of zippers, in particular to an anti-tooth zipper, which comprises a fixing ring, wherein a pulling piece is arranged on the fixing ring, an upper pressing piece and a lower pressing piece are slidably arranged on the inner wall of one side of the fixing ring, a telescopic column is welded at the bottom of the upper pressing piece, the bottom of the telescopic column and the top of the lower pressing piece are welded together, a blocking piece is welded at the top of the lower pressing piece, a first spring is arranged between the upper pressing piece and the lower pressing piece, the top and the bottom of the first spring are respectively welded with the bottom of the upper pressing piece and the top of the lower pressing piece, second springs are respectively welded on the inner wall of the top and the inner wall of the bottom of the fixing ring, and one ends, close to the two second springs, are respectively welded with the top of the upper pressing piece and the bottom of the lower pressing piece together, the practicability is greatly improved.)

1. An anti-tooth zipper, including solid fixed ring (1), its characterized in that: the improved structure is characterized in that the fixing ring (1) is provided with a pulling piece (2), the inner wall of one side of the fixing ring (1) is provided with an upper pressing piece (4) and a lower pressing piece (5) in a sliding manner, the bottom of the upper pressing piece (4) is fixedly provided with a telescopic column (6), the bottom of the telescopic column (6) is welded with the top of the lower pressing piece (5), the top of the lower pressing piece (5) is welded with a baffle (7), a first spring (8) is arranged between the upper pressing piece (4) and the lower pressing piece (5), the top and the bottom of the first spring (8) are respectively welded with the bottom of the upper pressing piece (4) and the top of the lower pressing piece (5), the inner wall of the top and the inner wall of the bottom of the fixing ring (1) are both welded with second springs (9), and the ends, close to the second springs (9), are respectively welded with the top of the upper pressing piece (4) and the bottom of the lower pressing piece (5), go up the top of preforming (4) and all weld operation box (10) bottom preforming (5) down, slidable mounting has slide bar (11) on operation box (10) top inner wall, the bottom welding of slide bar (11) has horizontal pole (12), the both ends of horizontal pole (12) respectively with the both sides inner wall sliding connection of operation box (10), the top of slide bar (11) and solid fixed ring (1) welding are in the same place, one side of operation box (10) is rotated and is installed L type bull stick (13), the bottom laminating of L type bull stick (13) and horizontal pole (12) is in the same place.

2. An anti-dental zipper according to claim 1, wherein: the anti-skidding lines (3) are arranged on the pull piece (2), balls are arranged on one sides of the upper pressing piece (4) and the lower pressing piece (5), and the two balls are in rolling connection with the sliding grooves in the inner wall of one side of the fixing ring (1).

3. An anti-dental zipper according to claim 1, wherein: a sliding groove is formed in one side of the fixing ring (1), a sliding rod is welded in the sliding groove, sliding holes are formed in the upper pressing sheet (4) and the lower pressing sheet (5), and the inner wall of each sliding hole is connected with the corresponding sliding rod in a sliding mode.

4. An anti-dental zipper according to claim 1, wherein: the top welding of slide bar (11) has the connecting block, and the top and the solid fixed ring (1) welding of connecting block are in the same place.

5. An anti-dental zipper according to claim 1, wherein: a through hole is formed in the inner wall of one side of the operation box (10), a bearing is arranged in the through hole, the outer ring of the bearing is welded with the inner wall of the through hole, and the inner ring of the bearing is fixedly sleeved on the L-shaped rotating rod (13).

6. An anti-dental zipper according to claim 1, wherein: a sliding hole is formed in the inner wall of the top of the operation box (10), a sealing ring is arranged in the sliding hole, and the sliding rod (11) is connected with the inner ring of the sealing ring in a sliding mode.

Technical Field

The invention relates to the technical field of zippers, in particular to a reverse zipper.

Background

Slide fasteners are connecting members for joining or separating articles by means of continuously arranged fastener elements, and are now used in a large number of applications such as clothing, packaging, tents, and the like. The zipper is often used in combination with a zipper head in the use process of the zipper, and the combination or separation of the zipper teeth is controlled through the movement of the zipper head. When the zipper is used, the zipper head is moved to one end of the zipper to control the zipper teeth to be combined, and when the zipper head is moved reversely, the combined zipper teeth are controlled to be separated from each other.

However, in the prior art, after the product is shipped, the distance between two pressing plates is fixed and unadjustable, and bags, clothes and shoes with different styles are provided with zippers with different types, so that the zippers cannot be replaced mutually.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an anti-tooth zipper.

In order to achieve the purpose, the invention adopts the following technical scheme: a tooth-reversing zipper comprises a fixing ring, wherein a pulling piece is arranged on the fixing ring, an upper pressing piece and a lower pressing piece are slidably mounted on the inner wall of one side of the fixing ring, a telescopic column is welded at the bottom of the upper pressing piece, the bottom of the telescopic column and the top of the lower pressing piece are welded together, a blocking piece is welded at the top of the lower pressing piece, a first spring is arranged between the upper pressing piece and the lower pressing piece, the top and the bottom of the first spring are respectively welded with the bottom of the upper pressing piece and the top of the lower pressing piece, second springs are respectively welded on the inner wall of the top and the inner wall of the bottom of the fixing ring, one ends, close to the two second springs, are respectively welded with the top of the upper pressing piece and the bottom of the lower pressing piece, an operation box is respectively welded at the top of the upper pressing piece and the bottom of the lower pressing piece, a sliding rod is slidably mounted on the inner wall of the top of the operation box, and a cross rod is welded at the bottom of the sliding rod, the both ends of horizontal pole respectively with the both sides inner wall sliding connection of control box, the top and the solid fixed ring welding of slide bar are in the same place, one side of control box is rotated and is installed L type bull stick, the bottom laminating of L type bull stick and horizontal pole is in the same place.

Preferably, the anti-skidding lines are arranged on the pulling piece, balls are arranged on one sides of the upper pressing piece and the lower pressing piece, and the two balls are in rolling connection with the sliding grooves in the inner wall of one side of the fixing ring.

Preferably, one side of the fixing ring is provided with a sliding groove, a sliding rod is welded in the sliding groove, the upper pressing sheet and the lower pressing sheet are provided with sliding holes, and the inner wall of each sliding hole is in sliding connection with the corresponding sliding rod.

Preferably, the top of the sliding rod is welded with a connecting block, and the top of the connecting block and the fixing ring are welded together.

Preferably, a through hole is formed in the inner wall of one side of the operating box, a bearing is arranged in the through hole, the outer ring of the bearing is welded with the inner wall of the through hole, and the inner ring of the bearing is fixedly sleeved on the L-shaped rotating rod.

Preferably, a sliding hole is formed in the inner wall of the top of the operation box, a sealing ring is arranged in the sliding hole, and the sliding rod is connected with the inner ring of the sealing ring in a sliding mode.

Compared with the prior art, the invention has the beneficial effects that: when the distance between two clamp plates needs to be changed, at first, the L-shaped rotating rod is rotated, the top of the L-shaped rotating rod can be pushed against the bottom of the transverse rod, the transverse rod moves upwards to drive the sliding rod, the sliding rod pushes upwards, because the fixing ring is in a fixed static state, the operation box is pushed downwards, the operation box drives the upper pressing plate, the upper pressing plate moves downwards along the sliding rod, the distance between the upper pressing plate and the lower pressing plate can be reduced, if the distance needs to be further reduced, the operation box at the bottom of the lower pressing plate can be operated in a same manner, and then the distance minimization between the two clamp plates is realized, and different products are adapted.

The adjustable clamp plate is simple in structure and convenient to use, can adapt to products of various specifications through the adjustable clamp plate, and greatly improves the practicability.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front cross-sectional structural view;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

in the figure: 1. a fixing ring; 2. a pull tab; 3. anti-skid lines; 4. pressing the mixture into tablets; 5. pressing the mixture downwards; 6. a telescopic column; 7. a baffle plate; 8. a first spring; 9. a second spring; 10. an operation box; 11. a slide bar; 12. a cross bar; 13. an L-shaped rotating rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a reverse tooth zipper comprises a fixing ring 1, a pulling piece 2 is arranged on the fixing ring 1, an upper pressing piece 4 and a lower pressing piece 5 are slidably mounted on the inner wall of one side of the fixing ring 1, a telescopic column 6 is welded at the bottom of the upper pressing piece 4, the bottom of the telescopic column 6 is welded with the top of the lower pressing piece 5, a blocking piece 7 is welded at the top of the lower pressing piece 5, a first spring 8 is arranged between the upper pressing piece 4 and the lower pressing piece 5, the top and the bottom of the first spring 8 are respectively welded with the bottom of the upper pressing piece 4 and the top of the lower pressing piece 5, second springs 9 are respectively welded on the inner wall of the top and the inner wall of the bottom of the fixing ring 1, one ends, close to the two second springs 9, are respectively welded with the top of the upper pressing piece 4 and the bottom of the lower pressing piece 5, an operation box 10 is welded at the top of the upper pressing piece 4 and the bottom of the lower pressing piece 5, a sliding rod 11 is slidably mounted on the inner wall of the top of the operation box 10, a cross rod 12 is welded at the bottom of the sliding rod 11, two ends of the cross rod 12 are respectively connected with the inner walls of two sides of the operation box 10 in a sliding manner, the top of the sliding rod 11 is welded with the fixing ring 1, an L-shaped rotating rod 13 is rotatably installed on one side of the operation box 10, and the L-shaped rotating rod 13 is attached to the bottom of the cross rod 12;

the anti-skid thread 3 is arranged on the pulling piece 2, one side of the upper pressing piece 4 and one side of the lower pressing piece 5 are both provided with balls, the two balls are in rolling connection with a chute on the inner wall of one side of the fixing ring 1, one side of the fixing ring 1 is provided with a chute, a sliding rod is welded in the chute, the upper pressing piece 4 and the lower pressing piece 5 are provided with sliding holes, the inner wall of each sliding hole is in sliding connection with the corresponding sliding rod, the top of each sliding rod 11 is welded with the corresponding fixing ring 1, the inner wall of one side of the operation box 10 is provided with a through hole, a bearing is arranged in the through hole, the outer ring of the bearing is welded with the inner wall of the through hole, the inner ring of the bearing is fixedly sleeved on the L-shaped rotating rod 13, the inner wall of the top of the operation box 10 is provided with a sliding hole, a sealing ring is arranged in the sliding hole, the sliding connection between the sliding rod 11 and the inner ring of the sealing ring, when the distance between the two pressing plates needs to be changed, the L-shaped rotating rod 13 is firstly, the top of the L-shaped rotating rod 13 is pushed against the bottom of the transverse rod 12, the horizontal rod 12 moves upwards to drive the sliding rod 11, the sliding rod 11 pushes upwards, the operation box 10 can be pushed downwards due to the fact that the fixing ring 1 is in a fixed static state, the operation box 10 drives the upper pressing sheet 4, the upper pressing sheet 4 moves downwards along the sliding rod, the distance between the upper pressing sheet 4 and the lower pressing sheet 5 can be shortened, if the distance needs to be further reduced, the operation box 10 at the bottom of the lower pressing sheet 5 can be operated in the same mode, further the distance between the two pressing plates is minimized, and the adjustable-distance pressing device is suitable for different products.

The working principle is as follows: when the distance between the two pressing plates needs to be changed, the L-shaped rotating rod 13 is rotated firstly, the top of the L-shaped rotating rod 13 can push against the bottom of the cross rod 12, the cross rod 12 moves upwards to drive the sliding rod 11, the sliding rod 11 pushes upwards, the operation box 10 can be pushed downwards due to the fact that the fixing ring 1 is in a fixed static state, the operation box 10 drives the upper pressing plate 4, the upper pressing plate 4 moves downwards along the sliding rod, the distance between the upper pressing plate 4 and the lower pressing plate 5 can be reduced, if the distance needs to be further reduced, the operation box 10 at the bottom of the lower pressing plate 5 can be operated in a same mode, the distance between the two pressing plates is minimized, different products can be adapted to, the structure is simple, the use is convenient, the distance-adjustable pressing plates can be adapted to products of various specifications, and the practicability is greatly improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.