CN209862510U

CN209862510U - Stainless steel extension device capable of freely adjusting extension length

Info

Publication number: CN209862510U
Application number: CN201920513363.3U
Authority: CN
Inventors: 潘泰新
Original assignee: Yongjia Taisen Stainless Steel Material Co Ltd
Current assignee: Yongjia Taisen Stainless Steel Material Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-12-31
Anticipated expiration: 2029-04-16

Abstract

The utility model relates to the technical field of machinery, specifically be a can freely adjust stainless steel extension device of extension length, including drawing zipper head, draw zipper head inside cavity, draw zipper head's right-hand member to be equipped with the extension plate body and cup joint inside the extension plate body, the inside cavity of extension plate body, draw zipper head both sides lateral wall on all seted up the spout, and the upper and lower both ends of the interior eaves of spout have evenly seted up a plurality of recesses, the round hole has all been seted up to the both sides of extension plate body left end, be equipped with the depression bar in the round hole, the depression bar passes the extension plate body and draws zipper head to extend to draw zipper head inside, two depression bars all are fixed with spacing post in the one end of drawing zipper head. The utility model discloses the accessible is pressed the depression bar and is adjusted the position of extension plate body when using to the extension draws zipper head, makes to draw zipper head more practical, is applicable to more clothings.

Description

Stainless steel extension device capable of freely adjusting extension length

Technical Field

The utility model relates to the technical field of machinery, specifically be a can freely adjust stainless steel extension device of extension length.

Background

The zipper is the same thing that can all be seen in people's daily life, for example clothing, all will have the zip fastener on the knapsack, not only can use the zip fastener in the life, as long as the thing that needs activity to open and shut, all probably use the zip fastener, and the zip fastener head of general zip fastener is all non-telescopic, is not suitable for various clothing, in view of this, we provide a can be adjusted freely and extend the stainless steel extension device of length.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can freely adjust stainless steel extension device of extension length to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a stainless steel extension device capable of freely adjusting extension length comprises a zipper puller, wherein the zipper puller is hollow, a first opening is formed in the left end of the zipper puller, an extension plate body is arranged at the right end of the zipper puller and is sleeved in the extension plate body, the extension plate body is hollow, a second opening is formed in the right end of the extension plate body, the widths of the zipper puller and the extension plate body from left to right are gradually increased, sliding grooves are formed in the side walls of two sides of the zipper puller, and a plurality of grooves are uniformly formed in the upper end and the lower end of an inner eave of each sliding groove;

the round hole has all been seted up to the both sides of extension plate body left end, be equipped with the depression bar in the round hole, the depression bar passes the extension plate body with draw zipper head to extend to draw zipper head inside, two the depression bar is in draw zipper head inside's one end all to be fixed with spacing post, two be fixed with the telescopic link between the spacing post, the telescopic link comprises first loop bar, second loop bar and spring, first loop bar cup joints with the second loop bar, the spring is located inside the first loop bar, just the one end of spring is fixed in first loop bar is kept away from on the inner wall of second loop bar one end, the other end of spring is fixed in the second loop bar is close to the bottom of first loop bar one end.

Preferably, the left end of the zipper head and the right end of the extension plate body are arc-shaped, and the first opening and the second opening are circular.

Preferably, the pressure lever is movably connected with the round hole.

Preferably, the grooves are uniformly and symmetrically distributed on two side walls of the zipper head.

Preferably, the limiting column is matched with the groove in size.

Preferably, the width of the sliding groove is matched with that of the pressing rod, and the pressing rod is connected with the sliding groove in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: when the zipper puller needs to be extended, the extension plate body installed on the zipper puller can be adjusted to a required position, so that the zipper can be suitable for more clothes, the zipper puller is more practical, and the length adjustment of the zipper puller can be realized without replacing the zipper puller.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of the side wall of the zipper head of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention.

In the figure: the zipper puller comprises a zipper puller 1, a first opening 11, a groove 12, a sliding chute 13, an extension device 2, a second opening 21, a round hole 22, a pressing rod 3, a limiting column 31, an expansion rod 4, a first loop bar 41, a second loop bar 42 and a spring 43.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a can freely adjust stainless steel extension device of extension length, draws zipper head 1 including drawing zipper head 1, draws zipper head 1 inside cavity, and draws zipper head 1 left end to be equipped with first opening 11, draws zipper head 1's right-hand member to be equipped with extension plate body 2 and cup joints inside extension plate body 2, the inside cavity of extension plate body 2, and extension plate body 2 right-hand member is equipped with second opening 21, draws zipper head 1 and extension plate body 2 from the width crescent to the right side.

In this embodiment, draw zipper head 1's left end and the right-hand member of extension plate body 2 to be the arc, and first opening 11 and second opening 21 are circular, and the opening person of extension plate body 2 right-hand member is convenient for hand when using, and is difficult for the hand smooth when tensile extension plate body 2.

Furthermore, both sides of the left end of the extension plate body 2 are provided with circular holes 22, a press rod 3 is arranged in the circular hole 22, the press rod 3 is movably connected with the circular hole 22, the press rod 3 penetrates through the extension plate body 2 and the zipper puller 1 to extend into the zipper puller 1, one end of each of the two press rods 3 in the zipper puller 1 is fixed with a limiting post 31, a telescopic rod 4 is fixed between the two limiting posts 31, the telescopic rod 4 is composed of a first sleeve rod 41, a second sleeve rod 42 and a spring 43, the first sleeve rod 41 is sleeved with the second sleeve rod 42, the spring 43 is arranged in the first sleeve rod 41, one end of the spring 43 is fixed on the inner wall of the first sleeve rod 41 far away from one end of the second sleeve rod 42, the other end of the spring 43 is fixed at the bottom of the second sleeve rod 42 close to one end of the first sleeve rod 41, the spring 43 cannot be bent when the press rod 3 is pressed, the use time is longer.

In this embodiment, all seted up spout 13 on 1 both sides lateral wall of zip fastener head, and a plurality of recesses 12 have evenly been seted up at both ends about the interior eaves of spout 13, the width and the depression bar 3 looks adaptation of spout 13, depression bar 3 and spout 13 sliding connection, can not rock from top to bottom when depression bar 3 slides in spout 13.

Furthermore, spacing post 31 cooperatees with the recess 12 size at upper and lower both ends, when the position of extension plate body 2 is adjusted to needs, the user can press depression bar 3 to drawing zipper head 1 inside, depression bar 3 can slide in spout 13 this moment, thereby it slides to drive extension plate body 2, when adjusting suitable position, loosen depression bar 3 again, spacing post 31 card this moment advances in recess 12, thereby the fixed position of extension plate body 2, it is worth supplementing, spacing post 31 is cylindric, the recess 12 at both ends is the arc recess of size looks adaptation about the eaves in the spout, even rotate when spacing post 31 is pressed at depression bar 3, do not influence spacing post 31 card advance in the recess 12 at eaves both ends about the spout.

It is supplementary to need, and whole extension device adopts stainless steel to make in this embodiment, makes the utility model discloses more durable.

The stainless steel extension device of the free adjustment extension length of this embodiment is when using, press depression bar 3 to draw zipper head 1 inside to press, spacing post 31 roll-off recess 12 under depression bar 3's drive, depression bar 3 can slide in spout 13 this moment, thereby it slides to drive extension plate body 2, loosen depression bar 3 when extension plate body 2 slides to suitable position, thereby spacing post 31 card advances fixed extension plate body 2 in recess 12 this moment, can realize the extension of drawing zipper head 1, make zipper head 1 more practical, thereby be applicable to more clothings.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can freely adjust stainless steel extension device of extension length, includes draws zipper head (1), its characterized in that: the zipper head (1) is hollow, a first opening (11) is formed in the left end of the zipper head (1), an extension plate body (2) is arranged at the right end of the zipper head (1) and is sleeved inside the extension plate body (2), the extension plate body (2) is hollow, a second opening (21) is formed in the right end of the extension plate body (2), the widths of the zipper head (1) and the extension plate body (2) are gradually increased from left to right, sliding grooves (13) are formed in the side walls of two sides of the zipper head (1), and a plurality of grooves are uniformly formed in the upper end and the lower end of an inner eave of each sliding groove (13);

round hole (22) have all been seted up to the both sides of extension plate body (2) left end, be equipped with depression bar (3) in round hole (22), depression bar (3) pass extension plate body (2) with draw zipper head (1) to extend to draw zipper head (1) inside, two depression bar (3) draw zipper head (1) inside one end all be fixed with spacing post (31), two be fixed with telescopic link (4) between spacing post (31), telescopic link (4) comprise first loop bar (41), second loop bar (42) and spring (43), first loop bar (41) cup joint with second loop bar (42), spring (43) are located inside first loop bar (41), just the one end of spring (43) is fixed in first loop bar (41) is kept away from on the inner wall of second loop bar (42) one end, the other end of spring (43) is fixed in second loop bar (42) are close to the end at the end of first loop bar (41) And (4) a section.

2. The stainless steel stretching apparatus of claim 1, wherein: the left end of the zipper head (1) and the right end of the extension plate body (2) are arc-shaped, and the first opening (11) and the second opening (21) are circular.

3. The stainless steel stretching apparatus of claim 1, wherein: the pressure lever (3) is movably connected with the round hole (22).

4. The stainless steel stretching apparatus of claim 1, wherein: the grooves (12) are uniformly and symmetrically distributed on two side walls of the zipper head (1).

5. The stainless steel stretching apparatus of claim 1, wherein: the limiting column (31) is matched with the groove (12) in size.

6. The stainless steel stretching apparatus of claim 1, wherein: the width of the sliding groove (13) is matched with that of the pressing rod (3), and the pressing rod (3) is connected with the sliding groove (13) in a sliding mode.