Self-locking zipper mechanism

Abstract

The utility model discloses a self-locking type zipper mechanism which comprises a first plate and a second plate, and one end of the second plate is hinged to one end of the first plate. The other end of the second plate and the other end of the first plate are fixed through a lock catch; two through holes are formed in the second plate, first connecting rods are arranged in the through holes, one ends of the first connecting rods are fixed to the first fixing plate, and the other ends of the first connecting rods are fixed to the second fixing plate; a positioning plate is fixed to the side, close to the first plate, of the second plate and located between the first fixing plate and the second fixing plate, a first fixing rod and a second fixing rod are fixed to the positioning plate, two through holes are formed in the second fixing plate, the first fixing rod penetrates through one through hole, and the second fixing rod penetrates through the other through hole. The buckle position adopts a telescopic structure, and has the advantages of high safety and the like.

Description

Technical Field

[0001] The utility model relates to a self-locking zipper mechanism, belonging to the technical field of mechanical structures. Background Art

[0002] The existing technologies are basically completed by a combination of a hook type and a screw locking type. As shown in Figure 1 , the upper die and the base are first positioned vertically through hooks, and then fixed horizontally through screws. However, the above methods have the following problems: 1. The existing process is a completely manual operation, and neither the accuracy nor the cost can be guaranteed, and there is a waste phenomenon; 2. The existing process has no competitiveness, and related aesthetics cannot be achieved, which has drawbacks. Content of the Utility Model

[0003] The purpose of the utility model is to provide a self-locking zipper mechanism. The buckle position adopts a telescopic structure and has advantages such as high safety.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A self-locking zipper mechanism includes a first plate and a second plate. One end of the second plate is hinged to one end of the first plate; the other end of the second plate and the other end of the first plate are fixed through a lock; two through holes are provided on the second plate, and a first connecting rod is arranged in each through hole. One end of the first connecting rod is fixed on a first fixing plate, and the other end of the first connecting rod is fixed on a second fixing plate; a positioning plate is fixed on one side of the second plate close to the first plate. The positioning plate is located between the first fixing plate and the second fixing plate. A first fixing rod and a second fixing rod are fixed on the positioning plate. Two through holes are provided on the second fixing plate. The first fixing rod passes through one of the through holes, and the second fixing rod passes through the other through hole; first springs are sleeved on both the first fixing rod and the second fixing rod. One end of the first spring abuts against the positioning plate, and the other end of the first spring abuts against the second fixing plate; a first plug pin is arranged on the second fixing plate, a first fixing seat is arranged on the first fixing plate, a first pin hole is arranged on the first fixing seat, and the first plug pin faces the first pin hole.

[0006] In the aforementioned self-locking zipper mechanism, a second fixing seat is further arranged on the first fixing plate, and a second pin hole is arranged on the second fixing seat; a base is arranged on the first fixing seat, a hole is arranged on the base, a second connecting rod is arranged in the hole, the second connecting rod passes through the hole, one end of the second connecting rod is connected to a connecting plate, and the connecting plate is located on one side of the first fixing plate away from the second fixing plate; the other end of the second connecting rod is connected to a pin seat, and a second plug pin is arranged on the pin seat, and the second plug pin faces the second pin hole.

[0007] In the aforementioned self-locking zipper mechanism, a spring link is provided on the base. One end of the spring link is fixed to the base, and a second spring is sleeved on the spring link. One end of the second spring abuts against the base, and the other end of the second spring abuts against the pin seat.

[0008] In the aforementioned self-locking zipper mechanism, a first positioning hole is provided on the connecting plate, a second positioning hole is provided on the first fixing plate, a positioning rod is provided in the first positioning hole and the second positioning hole, and the connecting plate and the first fixing plate are fixed together by the positioning rod.

[0009] Compared with the prior art, the snap position of the present utility model adopts a telescopic structure, which has the advantages of high safety. When in use, first press the connecting plate and the first fixing plate to move the second plate towards the first plate until the second plate is parallel to the first plate. Then release the pressure on the connecting plate and the first fixing plate. Under the action of the first spring, the first bolt enters the first bolt hole; under the action of the second spring, the second bolt enters the second bolt hole, thereby completing self-locking. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 is a schematic structural diagram of a screw-locking self-locking mechanism in the prior art

[0011] Figure 2 is a schematic structural diagram of an embodiment of the present utility model;

[0012] Figure 3 is a schematic internal structural diagram of an embodiment of the present utility model;

[0013] Figure 4 is Figure 3 a partial enlarged view of

[0014] Figure 5 is Figure 3 a partial enlarged view of

[0015] Reference numerals: 1 - positioning rod, 2 - second connecting rod, 3 - second plate, 4 - first plate, 5 - first fixing seat, 6 - first bolt, 7 - first bolt hole, 8 - connecting plate, 9 - first fixing plate, 10 - first connecting rod, 11 - positioning plate, 12 - first fixing rod, 13 - first spring, 14 - second fixing plate, 15 - spring link, 16 - base, 17 - second spring, 18 - pin seat, 19 - second fixing seat, 20 - second bolt.

[0016] The present utility model will be further described below in conjunction with the drawings and specific embodiments. SPECIFIC EMBODIMENTS

[0017] Embodiment 1 of the present utility model: A self-locking zipper mechanism, comprising a first plate 4 and a second plate 3. One end of the second plate 3 is hinged to one end of the first plate 4; the other end of the second plate 3 and the other end of the first plate 4 are fixed by a lock; two through holes are provided on the second plate 3, and a first connecting rod 10 is provided in each through hole. One end of the first connecting rod 10 is fixed on a first fixing plate 9, and the other end of the first connecting rod 10 is fixed on a second fixing plate 14; a positioning plate 11 is fixed on the side of the second plate 3 close to the first plate 4. The positioning plate 11 is located between the first fixing plate 9 and the second fixing plate 14. A first fixing rod 12 and a second fixing rod are fixed on the positioning plate 11. Two through holes are provided on the second fixing plate 14. The first fixing rod 12 passes through one of the through holes, and the second fixing rod passes through the other through hole; first springs 13 are sleeved on both the first fixing rod 12 and the second fixing rod. One end of the first spring 13 abuts against the positioning plate 11, and the other end of the first spring 13 abuts against the second fixing plate 14; a first bolt 6 is provided on the second fixing plate 14, a first fixing seat 5 is provided on the first fixing plate 9, a first pin hole 7 is provided on the first fixing seat 5, and the first bolt 6 faces the first pin hole 7.

[0018] Embodiment 2: A self-locking zipper mechanism, comprising a first plate 4 and a second plate 3. One end of the second plate 3 is hinged to one end of the first plate 4; the other end of the second plate 3 and the other end of the first plate 4 are fixed by a lock; two through holes are provided on the second plate 3, and a first connecting rod 10 is provided in each through hole. One end of the first connecting rod 10 is fixed on a first fixing plate 9, and the other end of the first connecting rod 10 is fixed on a second fixing plate 14; a positioning plate 11 is fixed on the side of the second plate 3 close to the first plate 4. The positioning plate 11 is located between the first fixing plate 9 and the second fixing plate 14. A first fixing rod 12 and a second fixing rod are fixed on the positioning plate 11. Two through holes are provided on the second fixing plate 14. The first fixing rod 12 passes through one of the through holes, and the second fixing rod passes through the other through hole; first springs 13 are sleeved on both the first fixing rod 12 and the second fixing rod. One end of the first spring 13 abuts against the positioning plate 11, and the other end of the first spring 13 abuts against the second fixing plate 14; a first bolt 6 is provided on the second fixing plate 14, a first fixing seat 5 is provided on the first fixing plate 9, a first pin hole 7 is provided on the first fixing seat 5, and the first bolt 6 faces the first pin hole 7.

[0019] A second fixing seat 19 is further provided on the first fixing plate 9, and a second pin hole is provided on the second fixing seat 19; a base 16 is provided on the first fixing seat 5, a hole is provided on the base 16, a second connecting rod 2 is provided in the hole, the second connecting rod 2 passes through the hole, one end of the second connecting rod 2 is connected to a connecting plate 8, and the connecting plate 8 is located on the side of the first fixing plate 9 away from the second fixing plate 14; the other end of the second connecting rod 2 is connected to a pin seat 18, and a second bolt 20 is provided on the pin seat 18, and the second bolt 20 faces the second pin hole.

[0020] A spring link 15 is provided on the base 16. One end of the spring link 15 is fixed to the base 16. A second spring 17 is sleeved on the spring link 15. One end of the second spring 17 abuts against the base 16, and the other end of the second spring 17 abuts against the pin seat 18. A first positioning hole is provided on the connecting plate 8, a second positioning hole is provided on the first fixing plate 9, and a positioning rod 1 is arranged in the first positioning hole and the second positioning hole. The connecting plate 8 and the first fixing plate 9 are fixed together by the positioning rod 1.

[0021] The working principle of an embodiment of the present utility model: It is mainly used in operation scenarios with assembly types, especially complex assembly, where the operation is inconvenient or requires multiple people to operate simultaneously, such as the opening and closing of upper and lower covers, large boxes, etc.

[0022] During use, first press the connecting plate 8 and the first fixing plate 9 to move the second plate 3 towards the first plate 4 until the second plate 3 is parallel to the first plate 4. Then release the pressure on the connecting plate 8 and the first fixing plate 9. Under the action of the first spring 13, the first pin 6 enters the first pin hole 7; under the action of the second spring 17, the second pin 20 enters the second pin hole, thereby completing self-locking.

Claims

1. A self-locking zipper mechanism, characterized in that: The invention comprises a first plate (4) and a second plate (3), wherein one end of the second plate (3) is hinged to one end of the first plate (4); the other end of the second plate (3) is fixed to the other end of the first plate (4) by a lock; the second plate (3) is provided with two through holes, each of which is provided with a first connecting rod (10); one end of the first connecting rod (10) is fixed to a first fixing plate (9), and the other end of the first connecting rod (10) is fixed to a second fixing plate (14); a positioning plate (11) is fixed to one side of the second plate (3) close to the first plate (4), the positioning plate (11) is located between the first fixing plate (9) and the second fixing plate (14), and the positioning plate (11) A first fixing rod (12) and a second fixing rod are fixed on the first fixing plate (14); two through holes are arranged on the second fixing plate (14); the first fixing rod (12) passes through one of the through holes, and the second fixing rod passes through the other through hole; a first spring (13) is sleeved on the first fixing rod (12) and the second fixing rod; one end of the first spring (13) abuts against the positioning plate (11), and the other end of the first spring (13) abuts against the second fixing plate (14); a first latch (6) is arranged on the second fixing plate (14); a first fixing seat (5) is arranged on the first fixing plate (9), a first pin hole (7) is arranged on the first fixing seat (5), and the first latch (6) faces the first pin hole (7).

2. A self-locking zipper mechanism according to claim 1, characterized in that: A second fixing seat (19) is also provided on the first fixing plate (9), and a second pin hole is provided on the second fixing seat (19); a base (16) is provided on the first fixing seat (5), and a hole is provided on the base (16), and a second connecting rod (2) is provided in the hole, and the second connecting rod (2) passes through the hole, and one end of the second connecting rod (2) is connected to the connecting plate (8), and the connecting plate (8) is located on the side of the first fixing plate (9) away from the second fixing plate (14); the other end of the second connecting rod (2) is connected to the pin seat (18), and a second plug pin (20) is provided on the pin seat (18), and the second plug pin (20) faces the second pin hole.

3. A self-locking zipper mechanism according to claim 2, characterized in that: A spring connecting rod (15) is arranged on the base (16), one end of the spring connecting rod (15) is fixed on the base (16), a second spring (17) is sleeved on the spring connecting rod (15), one end of the second spring (17) abuts against the base (16), and the other end of the second spring (17) abuts against the pin seat (18).

4. A self-locking zipper mechanism according to claim 3, characterized in that: The connecting plate (8) is provided with a first positioning hole, the first fixing plate (9) is provided with a second positioning hole, positioning rods (1) are provided in the first positioning hole and the second positioning hole, and the connecting plate (8) and the first fixing plate (9) are fixed together by the positioning rods (1).

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