Anti-locking zipper

Abstract

The utility model belongs to the technical field of zippers, and particularly relates to an anti-locking zipper which comprises an upper locking plate, a zipper separating block and a lower locking plate, the upper locking plate and the lower locking plate are oppositely arranged, one end of the zipper separating block is connected with the upper locking plate, the other end of the zipper separating block is connected with the lower locking plate, and an arch hook is arranged on the face, away from the lower locking plate, of the upper locking plate. At least one penetrating hole is formed in the surface of the arch-shaped hook, a locking groove is formed between the upper locking plate and the lower locking plate, the upper locking plate is provided with a limiting piece extending into the locking groove, and the side, close to the lower surface of the upper locking plate, of the limiting piece is connected to the upper locking plate through a first elastic piece. One end of the movable connecting piece is connected with one end of the limiting piece away from the lower locking plate. The limiting piece is bound through the movable connecting piece, the zipper is prevented from being locked, and the zipper can slide freely.

Description

Technical Field

[0001] The utility model belongs to the technical field of zippers, and in particular relates to an anti-locking zipper. Background Art

[0002] A zipper is a fastener that uses a row of teeth to connect or separate items, and is now widely used in clothing, bags, tents, etc. It can be composed of two strips with a row of metal or plastic teeth on each side, used to connect the edges of an opening (such as clothing or bag openings), with a sliding piece that pulls the two rows of teeth into an interlocking position to close the opening, or it can be connected to an object (as an object to be lifted or lowered) to tighten, stabilize or guide the chain of the object.

[0003] In order to prevent the zipper from moving at will, a locking piece is provided in the existing zipper. When the zipper needs to be moved, the locking piece needs to be pulled up to move the zipper. However, when the locking piece is not needed, the locking piece will interfere with the user's use of the zipper.

[0004] Therefore, it is urgent to propose a new technical solution to solve the above problems. Utility Model Content

[0005] The utility model aims to provide an anti-locking zipper to address the deficiencies of the prior art, which can prevent the zipper from being locked and allow the zipper to slide freely.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The zipper has a locking mechanism which allows the cam to move relative to the locking member, and a locking mechanism which allows the cam to move relative to the locking member when the locking member is engaged.

[0008] Preferably, a through groove and a first placement groove are provided inside the locking plate, the first placement groove is connected to the through groove, the limiting member is provided in the through groove, a first locking member is provided on the side of the limiting member, a first accommodating groove is provided on the top of the first placement groove, the first elastic member is provided in the first accommodating groove, and one end of the first elastic member abuts against the first locking member.

[0009] Preferably, a second placement groove is also provided inside the locking plate, the second placement groove is connected to the through groove, a second clamping piece is also provided on the side of the limiting piece, a second accommodating groove is provided on the top of the second placement groove, a second elastic piece is provided inside the second accommodating groove, and one end of the second elastic piece is abutted against the second clamping piece.

[0010] Preferably, one end of the limiting member away from the lower locking plate is rotatably connected to a pull tab, and the pull tab is used to pull the zipper.

[0011] Preferably, the first locking member includes a first supporting body and a first connecting body, one end of the first connecting body is connected to the side of the first supporting body, and the other end of the first connecting body is embedded in the first accommodating groove and abuts against one end of the first elastic member.

[0012] Preferably, the second locking member includes a second supporting body and a second connecting body, one end of the second connecting body is connected to the side of the second supporting body, and the other end of the second connecting body is embedded in the second accommodating groove and abuts against one end of the second elastic member.

[0013] Preferably, a mounting body is provided at one end of the movable connecting member away from the upper locking plate, and the mounting body is rotatably connected to the movable connecting member.

[0014] Preferably, a connecting hole is provided at one end of the limiting member away from the lower locking plate, a connecting shaft is provided at one end of the pull tab, one end of the connecting shaft passes through the connecting hole, and the pull tab is rotatably connected to the limiting member via the connecting shaft.

[0015] Preferably, the limiting member is in the shape of an inverted triangle.

[0016] Preferably, a first stopper is arranged opposite to a side portion of the upper locking plate.

[0017] Preferably, a second stopper is arranged opposite to the side of the lower locking plate.

[0018] Preferably, the limiting member, the first locking member and the second locking member are an integrally formed structure.

[0019] The beneficial effect of the utility model is that the utility model comprises an upper locking plate, a chain block and a lower locking plate, the upper locking plate and the lower locking plate are arranged oppositely, one end of the chain block is connected to the upper locking plate, and the other end of the chain block is connected to the lower locking plate, a side of the upper locking plate away from the lower locking plate is provided with an arch hook, the surface of the arch hook has at least one perforation, a locking groove is formed between the upper locking plate and the lower locking plate, the upper locking plate has a limiter extending into the locking groove, the side of the limiter close to the lower surface of the upper locking plate is connected to the upper locking plate through a first elastic member, a movable connecting member is inserted in the perforation, and one end of the movable connecting member is connected to one end of the limiter away from the lower locking plate. The utility model sets a limiter to clamp the chain teeth, so that the zipper will not slide freely on the chain, thereby achieving a limiting effect, and then sets a movable connecting member, one end of the movable connecting member is connected to the limiter, which can bind the limiter to prevent the limiter from resetting and causing the limiter to lose the limiting effect, thereby preventing the zipper from being locked, so that the zipper can slide freely. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0021] Figure 2 It is a front sectional view of the utility model.

[0022] Figure 3 It is a schematic diagram of the overall structure of the pull tab of the utility model.

[0023] Among them: 1. upper locking plate; 11. through slot; 12. first placement slot; 121. first accommodating slot; 1211. first elastic member; 13. second placement slot; 131. second accommodating slot; 1311. second elastic member; 14. first stopper; 2. chain block; 3. lower locking plate; 31. second stopper; 4. bow hook; 41. perforation; 5. limit member; 51. connecting hole; 6. first positioning member; 61. first support body; 62. first connecting body; 7. pull tab; 71. connecting shaft; 8. movable connecting member; 81. mounting body; 9. second positioning member; 91. second support body; 92. second connecting body. DETAILED DESCRIPTION

[0024] If certain words are used in the specification and claims to refer to specific components, those skilled in the art should understand that manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. As mentioned throughout the specification and claims, "including" is an open term and should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve technical problems within a certain error range and basically achieve technical effects.

[0025] In the utility model, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to the specific circumstances.

[0026] The following is combined with Figures 1 to 3 The utility model is further described in detail with specific embodiments, but is not intended to limit the utility model.

[0027] Example 1

[0028] An anti-locking zipper includes an upper locking plate 1, a chain block 2 and a lower locking plate 3. The upper locking plate 1 and the lower locking plate 3 are arranged opposite to each other, and a receiving area is formed between the upper locking plate 1 and the lower locking plate 3. The chain block 2 is arranged at an adjacent end of the upper locking plate 1 and the lower locking plate 3. The chain block 2 forms a first channel and a second channel at the entrance of the zipper. The chain passes through the first channel and the second channel respectively. The chain block 2 For separating or integrating chains, a bow-shaped hook 4 is provided on one side of the upper locking plate 1 away from the lower locking plate 3, and the surface of the bow-shaped hook 4 has at least one through hole 41, a lock groove is formed between the upper locking plate 1 and the lower locking plate 3, the upper locking plate 1 has a limiter 5 extending into the lock groove, and the side of the limiter 5 close to the lower surface of the upper locking plate 1 is connected to the upper locking plate 1 through the first elastic member 1211, and a movable connecting member 8 is passed through the through hole 41, and one end of the movable connecting member 8 is connected to the end of the limiter 5 away from the lower locking plate 3, and the interior of the upper locking plate 1 is provided with a movable connecting member 8. A through groove 11 and a first placement groove 12 are provided, the first placement groove 12 is connected to the through groove 11, the limiting member 5 is provided in the through groove 11, the side of the limiting member 5 is provided with a first clamping member 6, the first clamping member 6 is provided in the first placement groove 12, the side of the first clamping member 6 can abut against the surface of the first placement groove 12, the top of the first placement groove 12 is provided with a first accommodating groove 121, the first elastic member 1211 is provided in the first accommodating groove 121, one end of the first elastic member 1211 abuts against the first clamping member 6 Then, the other end of the first elastic member 1211 abuts against the top surface of the first accommodating groove 121. The first elastic member 1211 can be a spring, which is used to realize the reset of the limit member 5, so that the limit member 5 can lock the chain to prevent the zipper from moving at will. The end of the limit member 5 away from the lower locking plate 3 is rotatably connected with a pull tab 7, and the pull tab 7 is used to pull the zipper. A movable connecting member 8 is penetrated in the through hole 41, and one end of the movable connecting member 8 is connected to the end of the limit member 5 away from the lower locking plate 3, and the movable connecting member 8 is used to pull the limit member 5. By providing the movable connecting member 8, one end of the movable connecting member 8 is connected to the limit member 5, and the limit member 5 can be restrained, thereby preventing the zipper from being locked, so that the zipper can slide freely.

[0029] In this embodiment, a second placement groove 13 is further provided inside the locking plate 1, and the second placement groove 13 is connected to the through groove 11. A second clamping piece 9 is also provided on the side of the limiting piece 5, and the second clamping piece 9 is provided in the second placement groove 13, and the side of the second clamping piece 9 abuts against the surface of the second placement groove 13. A second accommodating groove 131 is provided on the top of the second placement groove 13, and a second elastic piece 1311 is provided inside the second accommodating groove 131, one end of the second elastic piece 1311 abuts against the second clamping piece 9, and the other end of the second elastic piece 1311 abuts against the top surface of the second accommodating groove 131. The second elastic piece 1311 can be a spring, which is used to realize the resetting of the limiting piece 5, so that the limiting piece 5 can lock the chain to prevent the zipper from moving at will.

[0030] In this embodiment, the first locking member 6 includes a first support body 61 and a first connecting body 62, one end of the first connecting body 62 is connected to the side of the first support body 61, the other end of the first connecting body 62 is embedded in the first accommodating groove 121 and abuts against one end of the first elastic member 1211, and the side of the first support body 61 abuts against the surface of the first placement groove 12.

[0031] In this embodiment, the second locking member 9 includes a second support body 91 and a second connecting body 92, one end of the second connecting body 92 is connected to the side of the second support body 91, the other end of the second connecting body 92 is embedded in the second accommodating groove 131 and abuts against one end of the second elastic member 1311, and the side of the second support body 91 abuts against the surface of the second placement groove 13.

[0032] In this embodiment, a mounting body 81 is provided at one end of the movable connecting member 8 away from the locking plate 1. The mounting body 81 and the movable connecting member 8 are rotatably connected. The user can adjust the position of the limit member 5 in the locking plate 1 by twisting the mounting body 81, so that the limit member 5 will not lock the chain, allowing the zipper to slide freely.

[0033] Example 2

[0034] The present embodiment is different from the embodiment 1 in that a connection hole 51 is provided at one end of the stopper 5 away from the lower locking plate 3, a connection shaft 71 is provided at one end of the pull tab 7, one end of the connection shaft 71 passes through the connection hole 51, and the pull tab 7 is rotatably connected to the stopper 5 via the connection shaft 71. The stopper 5 and the pull tab 7 can be connected by providing the connection shaft 71, so that the stopper 5 is not easily separated from the pull tab 7.

[0035] In this embodiment, the shape of the limiting member 5 is an inverted triangle. This structure is conducive to the limiting member 5 clamping the chain.

[0036] In this embodiment, a first stopper 14 is disposed on the side of the upper locking plate 1. The figure only shows the first stopper 14 on one side, and the first stopper 14 on the other side is not shown in the figure. The first stopper 14 is used to prevent the chain from moving out from between the upper locking plate 1 and the lower locking plate 3.

[0037] In this embodiment, a second stopper 31 is disposed on the side of the lower locking plate 3. The second stopper 31 on one side is only marked in the figure, and the second stopper 31 on the other side is not shown in the figure. The second stopper 31 is used to prevent the chain from moving out from between the upper locking plate 1 and the lower locking plate 3.

[0038] In this embodiment, the limiting member 5 , the first locking member 6 and the second locking member 9 are an integrally formed structure, which is beneficial for improving the stability of the connection between the limiting member 5 , the first locking member 6 and the second locking member 9 .

[0039] The other structures of this embodiment are the same as those of Embodiment 1 and will not be described again here.

[0040] Obviously, the utility model includes an upper locking plate, a chain block and a lower locking plate, the upper locking plate and the lower locking plate are arranged opposite to each other, one end of the chain block is connected to the upper locking plate, and the other end of the chain block is connected to the lower locking plate, a side of the upper locking plate away from the lower locking plate is provided with an arch hook, the surface of the arch hook has at least one through hole, a locking groove is formed between the upper locking plate and the lower locking plate, the upper locking plate has a limiter extending into the locking groove, the side of the limiter close to the lower surface of the upper locking plate is connected to the upper locking plate through a first elastic member, a movable connecting member is inserted in the through hole, and one end of the movable connecting member is connected to the end of the limiter away from the lower locking plate. The utility model can restrain the limiter by providing a movable connecting member, one end of which is connected to the limiter, thereby preventing the zipper from being locked, so that the zipper can slide freely.

[0041] According to the disclosure and teaching of the above description, the technicians in the field of the utility model can also change and modify the above implementation. Therefore, the utility model is not limited to the above specific implementation, and any obvious improvement, replacement or modification made by the technicians in this field on the basis of the utility model belongs to the protection scope of the utility model. In addition, although some specific terms are used in this specification, these terms are only for the convenience of explanation and do not constitute any limitation to the utility model.

Claims

1. An anti-locking zipper, characterized in that: The invention comprises an upper locking plate (1), a chain block (2) and a lower locking plate (3), wherein the upper locking plate (1) and the lower locking plate (3) are arranged opposite to each other, one end of the chain block (2) is connected to the upper locking plate (1), and the other end of the chain block (2) is connected to the lower locking plate (3), a bow-shaped hook (4) is arranged on a side of the upper locking plate (1) away from the lower locking plate (3), and a surface of the bow-shaped hook (4) has at least one through hole (41), and the upper locking plate A locking groove is formed between the upper locking plate (1) and the lower locking plate (3), the upper locking plate (1) has a limiting member (5) extending into the locking groove, the limiting member (5) is connected to the upper locking plate (1) at one side close to the lower surface of the upper locking plate (1) through a first elastic member (1211), a movable connecting member (8) is passed through the through hole (41), and one end of the movable connecting member (8) is connected to an end of the limiting member (5) away from the lower locking plate (3).

2. The anti-locking zipper according to claim 1, characterized in that: A through groove (11) and a first placement groove (12) are provided inside the locking plate (1); the first placement groove (12) and the through groove (11) are communicated with each other; the limiting member (5) is provided in the through groove (11); a first locking member (6) is provided on the side of the limiting member (5); a first accommodating groove (121) is provided on the top of the first placement groove (12); the first elastic member (1211) is provided in the first accommodating groove (121); and one end of the first elastic member (1211) abuts against the first locking member (6).

3. The anti-locking zipper according to claim 2, characterized in that: A second placement groove (13) is also provided inside the locking plate (1), and the second placement groove (13) is communicated with the through groove (11). A second locking member (9) is also provided on the side of the limiting member (5). A second receiving groove (131) is provided on the top of the second placement groove (13), and a second elastic member (1311) is provided inside the second receiving groove (131), and one end of the second elastic member (1311) is in abutment with the second locking member (9).

4. The anti-locking zipper according to claim 1, characterized in that: One end of the limiting member (5) away from the lower locking plate (3) is rotatably connected to a pull tab (7), and the pull tab (7) is used to pull the zipper.

5. The anti-locking zipper according to claim 2, characterized in that: The first locking member (6) comprises a first supporting body (61) and a first connecting body (62), one end of the first connecting body (62) is connected to the side of the first supporting body (61), and the other end of the first connecting body (62) is embedded in the first accommodating groove (121) and abuts against one end of the first elastic member (1211).

6. The anti-locking zipper according to claim 3, characterized in that: The second locking member (9) comprises a second supporting body (91) and a second connecting body (92), one end of the second connecting body (92) is connected to the side of the second supporting body (91), and the other end of the second connecting body (92) is embedded in the second receiving groove (131) and abuts against one end of the second elastic member (1311).

7. The anti-locking zipper according to claim 1, characterized in that: An installation body (81) is provided at one end of the movable connecting member (8) away from the upper locking plate (1), and the installation body (81) and the movable connecting member (8) are rotatably connected.

8. The anti-locking zipper according to claim 4, characterized in that: A connecting hole (51) is provided at one end of the limiting member (5) away from the lower locking plate (3), a connecting shaft (71) is provided at one end of the pull tab (7), one end of the connecting shaft (71) passes through the connecting hole (51), and the pull tab (7) is rotatably connected to the limiting member (5) via the connecting shaft (71).

9. The anti-locking zipper according to claim 1, characterized in that: A first stopper (14) is arranged opposite to the side of the upper locking plate (1).

10. The anti-locking zipper according to claim 1, characterized in that: A second stopper (31) is arranged opposite to the side of the lower locking plate (3).

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