A new type of magnetic fixing buckle and fixing buckle
Patent Information
- Application Number
- CN202522489570.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-11-24
- Publication Date
- 2026-09-18
- Estimated Expiration
- 2035-11-24
AI Technical Summary
然而,在实际使用过程中,弹簧弹力存在难以稳定控制的问题
[0013]Controllable Magnetic Force and Convenient Operation: A magnetic structure is installed between the first and second movable locking parts, utilizing magnetic force to achieve their opposite movement. Compared to spring force, the magnetic force is controllable, facilitating production. During engagement, the first and second magnets are magnetically attracted, and the hooks of the first and second movable locking parts are locked in the slot, making operation simple. During unlocking, only external force needs to be applied to overcome the magnetic force of the structure to separate the first and second locking parts. The entire process is convenient, and the magnetic force ensures stable and reliable movement of the movable locking parts, guaranteeing the normal use of the fastener.
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Figure CN224761409U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of fastener technology, and in particular to a novel magnetic fastener. Background Technology
[0002] In existing magnetic fasteners, a spring is typically used to connect the first and second movable locking parts, relying on the spring's elasticity to control their opening and closing. However, in practical use, the spring's elasticity is difficult to control consistently. Factors such as the spring size and wire diameter affect the elasticity, leading to inconsistent quality of the magnetic fasteners and making it difficult to guarantee their quality. Therefore, improving existing magnetic fasteners is of significant practical importance. Utility Model Content
[0003] The technical problem solved by this utility model is to address the deficiencies in the prior art by providing a novel magnetic fastener to solve the problems mentioned in the background art.
[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: A novel magnetic fastening fastener includes: a first fastener having a recessed insertion port and a first magnet; a second fastener having a second magnet cooperating with the first magnet; the second fastener having a protrusion cooperating with the insertion port, and a first movable latch and a second movable latch spaced apart from the first movable latch within the second fastener, the first and second movable latches having hooks extending beyond the protrusion; wherein a magnetic structure is provided between the first and second movable latches, the magnetic structure being used to control the first and second movable latches to move in opposite directions; wherein, when fastened, the first magnet and the second magnet are magnetically attracted, and the hooks of the first and second movable latches are locked in the insertion port; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first and second movable latches, separating the first fastener from the second fastener.
[0005] Furthermore, the magnetic force of the magnetic structure is less than the magnetic force of the first magnet and the second magnet.
[0006] Furthermore, the magnetic structure includes a third magnet mounted on the first movable card and a fourth magnet mounted on the second movable card; the third magnet and the fourth magnet are arranged in a magnetically repelling manner.
[0007] Furthermore, the magnetic structure includes a fifth magnet mounted on the first movable clip, a sixth magnet provided on the second fastener corresponding to the position of the fifth magnet, a seventh magnet mounted on the second movable clip, and an eighth magnet provided on the second fastener corresponding to the position of the seventh magnet; the fifth magnet and the sixth magnet attract each other with opposite poles, the seventh magnet and the eighth magnet attract each other with opposite poles, and the fifth magnet and the seventh magnet repel each other with the same poles.
[0008] Furthermore, the second magnet extends between the first movable card and the second movable card. The first movable card is provided with a ninth magnet, which is repelled by the second magnet due to having the same pole. The second movable card is provided with a tenth magnet, which is repelled by the second magnet due to having the same pole.
[0009] Furthermore, the second fastener has a recessed mounting area, the first movable clip and the second movable clip are placed in the mounting area, and the mounting area has a cover plate, which fixes the first movable clip and the second movable clip in the mounting area.
[0010] Furthermore, the protrusion has a slot corresponding to the positions of the first movable clip and the second movable clip, and the hook is positioned in the slot for movement limitation.
[0011] Further, a fastener includes: a first fastener having a recessed insertion port; a second fastener having a protrusion that mates with the insertion port, the second fastener having a first movable latch and a second movable latch spaced apart from the first movable latch, the first and second movable latches having hooks extending beyond the protrusion; wherein a magnetic structure is provided between the first and second movable latches, the magnetic structure being used to control the first and second movable latches to move in opposite directions; wherein, when fastened, the hooks of the first and second movable latches are locked in the insertion port; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first and second movable latches, separating the first fastener from the second fastener.
[0012] Compared with the prior art, the beneficial effects of this utility model are as follows:
[0013] Controllable Magnetic Force and Convenient Operation: A magnetic structure is installed between the first and second movable locking parts, utilizing magnetic force to achieve their opposite movement. Compared to spring force, the magnetic force is controllable, facilitating production. During engagement, the first and second magnets are magnetically attracted, and the hooks of the first and second movable locking parts are locked in the slot, making operation simple. During unlocking, only external force needs to be applied to overcome the magnetic force of the structure to separate the first and second locking parts. The entire process is convenient, and the magnetic force ensures stable and reliable movement of the movable locking parts, guaranteeing the normal use of the fastener.
[0014] Multiple magnetic structure configurations offer high flexibility: The first configuration includes a third magnet mounted on the first movable latch and a fourth magnet mounted on the second movable latch, with the third and fourth magnets exhibiting magnetic repulsion. This simple magnetic repulsion configuration enables the first and second movable latches to move in opposite directions; the structure is simple and easy to implement. The second configuration includes a fifth magnet mounted on the first movable latch, a sixth magnet positioned corresponding to the second latch, a seventh magnet mounted on the second movable latch, and an eighth magnet positioned corresponding to the second latch. Through combinations of opposite poles attracting (5 and 6), opposite poles attracting (7 and 8), and like poles repelling (5 and 7), the reverse movement of the first and second movable latches can be controlled more precisely, providing more flexible and diverse design options. The third configuration extends the second magnet between the first and second movable latches. The first movable latch has a ninth magnet with the same pole repelling the second magnet, and the second movable latch has a tenth magnet with the same pole repelling the second magnet. By utilizing the repulsive force between the second magnet and the ninth and tenth magnets, the first and second movable parts can move in opposite directions, making full use of existing magnet resources and optimizing the structural design. Attached Figure Description
[0015] Figure 1 This is a schematic diagram of the structure of this utility model.
[0016] Figure 2 This is a schematic diagram of the structure of this utility model from another angle.
[0017] Figure 3 This is a schematic diagram of the split structure of this utility model.
[0018] Figure 4 This is a schematic diagram of the first fastener structure.
[0019] Figure 5 This is a schematic diagram of the second fastener structure.
[0020] Figure 6 This is a schematic diagram of the first type of magnetic structure.
[0021] Figure 7 This is a schematic diagram of the second type of magnetic structure.
[0022] Figure 8 This is a schematic diagram of the third type of magnetic structure.
[0023] Figure 9 This is a partial structural diagram of the second fastener.
[0024] Reference numerals: 1. First fastener; 2. Insert; 3. First magnet; 4. Second fastener; 5. Second magnet; 6. Protrusion; 7. First movable latch; 8. Second movable latch; 9. Hook; 10. Third magnet; 11. Fourth magnet; 12. Fifth magnet; 13. Sixth magnet; 14. Seventh magnet; 15. Eighth magnet; 16. Ninth magnet; 17. Tenth magnet; 18. Mounting area; 19. Cover plate; 20. Groove. Detailed Implementation
[0025] The present invention will now be described in further detail with reference to the accompanying drawings.
[0026] The embodiments described with reference to the accompanying drawings are exemplary and intended to explain this application, and should not be construed as limiting this application. In the description of this application, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as limiting this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined with "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "several" or "more than" means two or more, unless otherwise explicitly specified. In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances. In this application, unless otherwise expressly specified and limited, "above" or "below" a second feature can include direct contact between the first and second features, or it can include contact between the first and second features through another feature between them. Moreover, "above," "over," and "on top" of a second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" of a second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.
[0027] In view of the technical problems described in the background art, such as Figure 1-9As shown, a novel magnetic fastening device is provided, comprising: a first fastener 1, which has a recessed insertion port 2 and a first magnet 3; a second fastener 4, which has a second magnet 5 that cooperates with the first magnet 3; the second fastener 4 has a protrusion 6 that cooperates with the insertion port 2, and a first movable latch 7 and a second movable latch 8 spaced apart from the first movable latch 7 are provided inside the second fastener 4, the first movable latch 7 and the second movable latch 8 having hooks 9 extending beyond the protrusion 6; wherein a magnetic structure is provided between the first movable latch 7 and the second movable latch 8, the magnetic structure being used to control the first movable latch 7 and the second movable latch 8 to move in opposite directions; wherein, when fastened, the first magnet 3 and the second magnet 5 are magnetically attracted, and the hooks 9 of the first movable latch 7 and the second movable latch 8 are locked in the insertion port 2; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first movable latch 7 and the second movable latch 8, separating the first fastener 1 and the second fastener 4.
[0028] The novel magnetic fastener provided by this utility model mainly consists of a first fastener 1 and a second fastener 4. The first fastener 1 has a recessed insertion port 2 and a first magnet 3; the second fastener 4 has a second magnet 5 that cooperates with the first magnet 3, and a protrusion 6 that cooperates with the insertion port 2. Inside the second fastener 4, a first movable latch 7 and a second movable latch 8 spaced apart from the first movable latch 7 are provided, both having hooks 9 extending beyond the protrusion 6. A magnetic structure is provided between the first movable latch 7 and the second movable latch 8, which is used to control their reverse movement.
[0029] A magnetic structure is installed between the first movable locking piece 7 and the second movable locking piece 8 to replace the traditional spring structure. Magnetic force is used to achieve opposite movements between the two. Compared to spring force, the magnetic force of the magnetic structure is controllable and easier to manufacture. When fastened, the first magnet 3 and the second magnet 5 are magnetically attracted, and the hooks 9 of the first movable locking piece 7 and the second movable locking piece 8 are locked in the insertion slot 2, making operation simple. When unlocking, only external force needs to be applied to overcome the magnetic force of the magnetic structure to separate the first fastener 1 and the second fastener 4. The entire process is convenient, and the magnetic force ensures stable and reliable movement of the movable locking pieces, guaranteeing the normal use of the fastener.
[0030] The magnetic force of the magnetic structure is less than that of the first magnet 3 and the second magnet 5.
[0031] To ensure proper use of the fastener, the magnetic force of the magnetic structure is less than that of the first magnet 3 and the second magnet 5. Thus, during the locking process, the first fastener 1 and the second fastener 4 only need to overcome the magnetic force of the magnetic structure, and the protrusion 6 inserts into the slot 2 to achieve locking.
[0032] like Figure 6 As shown, the magnetic structure includes a third magnet 10 mounted on the first movable card 7 and a fourth magnet 11 mounted on the second movable card 8; the third magnet 10 and the fourth magnet 11 are magnetically repelled.
[0033] Specific implementation method one.
[0034] The magnetic structure consists of a third magnet 10 mounted on the first movable card 7 and a fourth magnet 11 mounted on the second movable card 8, wherein the third magnet 10 and the fourth magnet 11 are magnetically repelled.
[0035] Fastening process: When it is necessary to fasten the first fastener 1 and the second fastener 4, the first magnet 3 and the second magnet 5 attract each other due to magnetic force. At the same time, since the magnetic force of the first magnet 3 and the second magnet 5 is greater than the repulsive force of the third magnet 10 and the fourth magnet 11, the hooks 9 on the first movable clip 7 and the second movable clip 8 are forced to compress and move inward. When the protrusion 6 of the second fastener 4 is inserted into the insertion port 2 of the first fastener 1, the first movable clip 7 and the second movable clip 8 will move in opposite directions, so that their hooks 9 are placed in the insertion port 2 to hook and lock.
[0036] Unlocking process: When unlocking is required, external force is applied to overcome the magnetic repulsion between the third magnet 10 and the fourth magnet 11, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 disengage from the socket 2. The external force overcomes the magnetic force between the first magnet 3 and the second magnet 5, so that the first fastener 1 and the second fastener 4 can be separated.
[0037] This magnetic structure is simple to set up. The first movable card 7 and the second movable card 8 can move in opposite directions simply by the magnetic repulsion of two magnets. It is easy to produce and implement, and reduces manufacturing costs.
[0038] refer to Figure 7 As shown, the magnetic structure includes a fifth magnet 12 mounted on the first movable clip 7, a sixth magnet 13 provided on the second fastener 4 corresponding to the position of the fifth magnet 12, a seventh magnet 14 mounted on the second movable clip 8, and an eighth magnet 15 provided on the second fastener 4 corresponding to the position of the seventh magnet 14; the fifth magnet 12 and the sixth magnet 13 attract each other with opposite poles, the seventh magnet 14 and the eighth magnet 15 attract each other with opposite poles, and the fifth magnet 12 and the seventh magnet 14 repel each other with the same poles.
[0039] Specific implementation method two.
[0040] The magnetic structure comprises: a fifth magnet 12 mounted on the first movable latch 7, a sixth magnet 13 located at the position corresponding to the fifth magnet 12 on the second fastener 4; a seventh magnet 14 mounted on the second movable latch 8, and an eighth magnet 15 located at the position corresponding to the seventh magnet 14 on the second fastener 4. The fifth magnet 12 and the sixth magnet 13 are attracted to each other by their opposite poles, the seventh magnet 14 and the eighth magnet 15 are attracted to each other by their opposite poles, and the fifth magnet 12 and the seventh magnet 14 are repelled by their like poles.
[0041] Fastening process: When it is necessary to fasten the first fastener 1 and the second fastener 4, the first magnet 3 and the second magnet 5 attract each other due to magnetic force. Since the magnetic force of the first magnet 3 and the second magnet 5 is greater than the attraction force of the opposite poles of the fifth magnet 12 and the sixth magnet 13, and the attraction force of the opposite poles of the seventh magnet 14 and the eighth magnet 15, the hooks 9 on the first movable clip 7 and the second movable clip 8 are forced to compress and move inward. When the protrusion 6 of the second fastener 4 is inserted into the insertion port 2 of the first fastener 1, the first movable clip 7 and the second movable clip 8 will move in opposite directions under the action of attraction, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 hook onto the insertion port 2 and lock.
[0042] Unlocking process: When unlocking is required, external force is applied to overcome the magnetic attraction between the fifth magnet 12 and the sixth magnet 13, and between the seventh magnet 14 and the eighth magnet 15, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 disengage from the socket 2. The external force overcomes the magnetic force between the first magnet 3 and the second magnet 5, so that the first fastener 1 and the second fastener 4 can be separated.
[0043] This method uses a variety of magnetic combinations to more precisely control the reverse movement of the first movable locking piece 7 and the second movable locking piece 8, providing a more flexible and diverse approach to buckle design, which can be adjusted according to different usage needs and design requirements.
[0044] like Figure 8 As shown, the second magnet 5 extends between the first movable clip 7 and the second movable clip 8. The first movable clip 7 is provided with a ninth magnet 16, which is repelled by the second magnet 5 with the same pole. The second movable clip 8 is provided with a tenth magnet 17, which is repelled by the second magnet 5 with the same pole.
[0045] Specific implementation method three.
[0046] The magnetic structure consists of: a second magnet 5 extending between a first movable clip 7 and a second movable clip 8; a ninth magnet 16 on the first movable clip 7, which repels the second magnet 5 with the same pole; and a tenth magnet 17 on the second movable clip 8, which repels the second magnet 5 with the same pole.
[0047] Fastening process: When it is necessary to fasten the first fastener 1 and the second fastener 4, the first magnet 3 and the second magnet 5 attract each other due to magnetic force. Since the magnetic force between the first magnet 3 and the second magnet 5 is greater than the repulsive force between the ninth magnet 16 and the second magnet 5 (both with the same pole) and the tenth magnet 17 and the second magnet 5 (both with the same pole), the hooks 9 on the first movable clip 7 and the second movable clip 8 are forced to compress and move inward. When the protrusion 6 of the second fastener 4 is inserted into the insertion port 2 of the first fastener 1, the first movable clip 7 and the second movable clip 8 will move in opposite directions under the action of repulsive force, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 hook onto the insertion port 2 and lock.
[0048] Unlocking process: When unlocking is required, external force is applied to overcome the repulsive force between the ninth magnet 16 and the second magnet 5, and between the tenth magnet 17 and the second magnet 5, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 disengage from the socket 2. The external force overcomes the magnetic force between the first magnet 3 and the second magnet 5, so that the first fastener 1 and the second fastener 4 can be separated.
[0049] This method makes full use of the existing second magnet 5 resource. By setting up magnets with the same polarity repulsion around it, the first movable card 7 and the second movable card 8 can move in opposite directions, which optimizes the structural design, reduces the use of additional magnets, and lowers the cost.
[0050] like Figure 9 As shown, the second fastener 4 has a recessed mounting area 18, the first movable clip 7 and the second movable clip 8 are placed in the mounting area 18, and the mounting area 18 is provided with a cover plate 19, which fixes the first movable clip 7 and the second movable clip 8 in the mounting area 18.
[0051] By setting the installation area 18 for installing the first movable clip 7 and the second movable clip 8, it is convenient to set a limiting structure on the installation area 18 to limit the movement of the first movable clip 7 and the second movable clip 8. The cover 19 fixes the first movable clip 7 and the second movable clip 8 in the installation area 18, ensuring the stable installation of the movable clips.
[0052] The protrusion 6 has a slot 20 corresponding to the positions of the first movable clip 7 and the second movable clip 8, and the hook 9 is positioned in the slot 20 for movement limitation.
[0053] The protrusion 6 has a slot 20 corresponding to the positions of the first movable clip 7 and the second movable clip 8. The hook 9 is positioned in the slot 20 and its movement is limited to prevent the hook 9 from shifting during movement, thus ensuring that the locking and unlocking functions of the buckle are properly realized.
[0054] As another technical solution, a fastener includes: a first fastener 1 having a recessed socket 2; a second fastener 4 having a protrusion 6 that mates with the socket 2, the second fastener 4 having a first movable latch 7 and a second movable latch 8 spaced apart from the first movable latch 7, the first movable latch 7 and the second movable latch 8 having hooks 9 extending beyond the protrusion 6; wherein a magnetic structure is provided between the first movable latch 7 and the second movable latch 8, the magnetic structure being used to control the first movable latch 7 and the second movable latch 8 to move in opposite directions; wherein, when fastened, the hooks 9 of the first movable latch 7 and the second movable latch 8 are locked in the socket 2; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first movable latch 7 and the second movable latch 8, separating the first fastener 1 from the second fastener 4.
[0055] Compared with Specific Embodiment 1, this technical solution eliminates the first magnet 3 and the second magnet 5 from the first fastener 1 and the second fastener 4. The magnetic structure can still refer to Specific Embodiments 1, 2, and 3. The following description uses Specific Embodiment 1 as an example, and Specific Embodiments 2 and 3 will not be referred to again.
[0056] The magnetic structure consists of a third magnet 10 mounted on the first movable card 7 and a fourth magnet 11 mounted on the second movable card 8, wherein the third magnet 10 and the fourth magnet 11 are magnetically repelled.
[0057] Fastening process: When it is necessary to fasten the first fastener 1 and the second fastener 4, the applied external force is greater than the repulsive force between the third magnet 10 and the fourth magnet 11, thereby forcing the hooks 9 on the first movable latch 7 and the second movable latch 8 to compress and move inward. When the protrusion 6 of the second fastener 4 is inserted into the socket 2 of the first fastener 1, the first movable latch 7 and the second movable latch 8 will move in opposite directions, so that their hooks 9 are placed in the socket 2 to hook and lock.
[0058] Unlocking process: When unlocking is required, external force is applied to overcome the magnetic repulsion between the third magnet 10 and the fourth magnet 11, so that the hooks 9 of the first movable clip 7 and the second movable clip 8 disengage from the socket 2, thereby separating the first fastener 1 from the second fastener 4.
[0059] The above does not limit the technical scope of this utility model. Any modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of this utility model shall still fall within the scope of the technical solution of this utility model.
Claims
1. A novel magnetic fastener, characterized in that, include: The first fastener has a recessed insertion port and a first magnet. The second fastener has a second magnet that cooperates with the first magnet; the second fastener has a protrusion that cooperates with the socket; the second fastener has a first movable latch and a second movable latch spaced apart from the first movable latch; the first movable latch and the second movable latch have hooks extending out of the protrusion; wherein, a magnetic structure is provided between the first movable latch and the second movable latch, the magnetic structure being used to control the first movable latch and the second movable latch to move in opposite directions; When fastened, the first magnet and the second magnet are magnetically attracted, and the hooks of the first movable latch and the second movable latch are locked in the socket; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first movable latch and the second movable latch, and the first latch and the second latch are separated.
2. The novel magnetic fastener according to claim 1, characterized in that: The magnetic force of the magnetic structure is less than the magnetic force of the first magnet and the second magnet.
3. The novel magnetic fastener according to claim 1, characterized in that: The magnetic structure includes a third magnet mounted on the first movable card and a fourth magnet mounted on the second movable card; the third magnet and the fourth magnet are magnetically repelled.
4. The novel magnetic fastener according to claim 1, characterized in that: The magnetic structure includes a fifth magnet mounted on the first movable clip, a sixth magnet provided on the second fastener corresponding to the position of the fifth magnet, a seventh magnet mounted on the second movable clip, and an eighth magnet provided on the second fastener corresponding to the position of the seventh magnet; the fifth magnet and the sixth magnet attract each other with opposite poles, the seventh magnet and the eighth magnet attract each other with opposite poles, and the fifth magnet and the seventh magnet repel each other with the same poles.
5. The novel magnetic fastener according to claim 1, characterized in that: The second magnet extends between the first movable card and the second movable card. The first movable card is provided with a ninth magnet, which is repelled by the second magnet due to having the same pole. The second movable card is provided with a tenth magnet, which is repelled by the second magnet due to having the same pole.
6. The novel magnetic fastener according to claim 1, characterized in that: The second fastener has a recessed mounting area, and the first movable clip and the second movable clip are placed in the mounting area. The mounting area is provided with a cover plate, which fixes the first movable clip and the second movable clip in the mounting area.
7. The novel magnetic fastener according to claim 6, characterized in that: The protrusion has a slot corresponding to the positions of the first movable card and the second movable card, and the hook is positioned in the slot for movement limitation.
8. A fixing fastener, characterized in that, include: The first fastener has a recessed insertion port. The second fastener has a protrusion that mates with the socket. The second fastener contains a first movable latch and a second movable latch spaced apart from the first movable latch. The first and second movable latches have hooks extending beyond the protrusion. A magnetic structure is provided between the first and second movable latches, and the magnetic structure is used to control the first and second movable latches to move in opposite directions. When fastened, the hooks of the first and second movable clips are locked in the socket; when unlocked, an external force is applied to overcome the magnetic force of the magnetic structure between the first and second movable clips, separating the first clip from the second clip.