Connector to prevent wire from falling off

CN224637510UActive Publication Date: 2026-08-14SUZHOU JIEDUN ELECTRONICS CO LTD
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Patent Information

Application Number
CN202521339120.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-27
Publication Date
2026-08-14
Estimated Expiration
2035-06-27

AI Technical Summary

Technical Problem

[0003]传统连接器多采用简单的插拔式连接方式,仅依靠线材插头与连接器插孔之间的摩擦力来保持连接,在设备受到轻微震动、拉扯或外力碰撞时,线材很容易从连接器中脱出,尤其是在一些工业设备、车载电子设备等震动较大的使用环境中,这种现象更为明显

Benefits of technology

1、本实用新型首先通过设置针脚槽可以对插入的插头针脚限位,方便将插头针脚与导电件的一端一一对应并连接,并通过防脱块可以对连接的插头进行限位,起到防脱落的作用,并通过导电件一端的第一卡钩可以提高插头针脚与导电件连接的强度并起到防脱落的作用,确保与线材插头的针脚紧密接触,降低接触电阻,减少氧化和磨损的影响,保证了稳定的电连接,提高了电信号传输的可靠性;

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Abstract

This utility model discloses a connector for preventing wire detachment, specifically relating to the field of connector technology. It includes a connector base plate with a connecting groove on one side. A locking pin is fixedly connected to the inner cavity of the connecting groove. A conductive element is provided on one side of the connecting groove. A locking and positioning frame is provided on the side of the connector base plate near the conductive element. Fixing blocks are symmetrically fixedly connected to both sides of the connector base plate. This utility model firstly limits the insertion of plug pins by setting pin grooves, facilitating one-to-one correspondence and connection between the plug pins and one end of the conductive element. The anti-detachment block limits the connected plug, preventing detachment. Furthermore, the first locking hook at one end of the conductive element increases the strength of the connection between the plug pins and the conductive element, preventing detachment and ensuring tight contact between the plug pins and the wire connector pins. This reduces contact resistance, minimizes the effects of oxidation and wear, ensures a stable electrical connection, and improves the reliability of electrical signal transmission.
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Description

Technical Field

[0001] This utility model relates to the field of connector technology, and more specifically, to a connector for preventing wires from falling off. Background Technology

[0002] Board-to-board connectors are currently the connector products with the strongest transmission capacity among all connector product types. They are mainly used in industries such as power systems, communication networks, financial manufacturing, elevators, industrial automation, medical equipment, office equipment, home appliances, and military manufacturing. In the connection system of electronic equipment, connectors play a vital role. They are key components for realizing the transmission of electrical signals and power supply between different electronic components and devices. The reliable connection between the connecting wires and the connectors directly affects the stability and reliability of the entire electronic system.

[0003] Traditional connectors mostly use a simple plug-and-play connection method, relying solely on the friction between the wire plug and the connector socket to maintain the connection. When the equipment is subjected to slight vibration, pulling, or external impact, the wire can easily detach from the connector, especially in environments with high vibration such as industrial equipment and automotive electronic devices. Once the wire detaches, it can cause the equipment to malfunction, and may even lead to serious consequences such as data loss and equipment damage. Therefore, a connector with anti-detachment wire design is proposed. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the present invention provides a connector for preventing wire detachment, so as to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a connector for preventing wire detachment, including a connecting base plate, a connecting groove is provided on one side of the connecting base plate, a locking post is fixedly connected to the inner cavity of the connecting groove, and a conductive component is conveniently installed in the middle of the connecting groove through the connecting groove and the locking post, and the position of the conductive component is fixed and limited. A conductive component is provided on one side of the connecting groove, and a conductive component is provided for convenient conductive connection. A locking positioning frame is provided on the side of the connecting base plate near the conductive component, and fixing blocks are symmetrically fixedly connected to both sides of the connecting base plate. The locking positioning frame is symmetrically fixedly connected to two limit plates on both sides. A limit hole is opened in the middle of the limit plate. A limit plate is inserted in the middle of the limit hole. A fixing plate is fixedly connected to the bottom of one end of the limit plate. A locking protrusion is fixedly connected to the bottom center of the limit plate. The limit plate extends through the limit hole to the top of the fixing block, so that one end of the limit hole can press against the fixing block and the locking protrusion can be locked in the middle of the limit hole to fix the limit plate in the middle of the limit hole. The fixing plate can fix the limit plate to the circuit board, so as to realize the up and down movement and left and right movement of the locking positioning frame and realize the combination stability of the locking positioning frame and the connecting base plate. The locking positioning frame has a pin groove in the middle. Anti-detachment blocks are symmetrically fixed to one end of the inner cavity of the locking positioning frame. A limiting block is fixedly connected to one end of the inner cavity of the locking positioning frame. One end of the conductive component is positioned by extending into the pin groove through the pin groove. The pin groove can also limit the pins of the connected plug, so that the pins of the plug correspond one-to-one with the conductive component, which is convenient for connection and use. The anti-detachment block can limit the connected plug to prevent it from falling off. The limiting block can also limit one end of the conductive component.

[0006] Preferably, the number of connecting grooves, conductive parts, and pin grooves are the same, and the connecting grooves, conductive parts, and pin grooves correspond one-to-one. The limiting blocks correspond one-to-one with the pin grooves. The conductive parts can be limited by inserting their two ends into the pin grooves and connecting grooves, which facilitates connection with the plug pins.

[0007] Preferably, one end of the limiting plate extends to both sides of the connecting base plate, the limiting insertion hole corresponds to the fixing block, one end of the limiting plate extends to the top of the fixing block, and the bottom of one end of the locking positioning frame extends to the bottom of the connecting base plate. By inserting the limiting plate into the limiting insertion hole, the position of the locking positioning frame can be fixed when the position of the limiting plate is fixed.

[0008] Preferably, the locking protrusion is located in the middle of the inner cavity of the limiting insertion hole, the limiting insertion plate is set in an "L" shape, and the fixing plate is located at the bottom of the limiting insertion plate on the side away from the locking positioning frame. The locking protrusion can limit the locking positioning frame, so that the limiting insertion plate is connected to the locking positioning frame. The fixing plate can conveniently fix the position of the limiting insertion plate.

[0009] Preferably, the conductive component includes a limiting rod and a top rod and a bottom rod fixed at both ends of the limiting rod. The top rod and the bottom rod are fixedly connected to a first hook at one end near the locking positioning frame. The top of the bottom rod is fixedly connected to a pressing block on the side of the limiting rod near the first hook.

[0010] Preferably, the limiting rod is located on the side of the limiting block near the locking post, and the first hook at one end of the top rod and the bottom rod is located in the middle of the pin groove in the middle of the locking positioning frame. The top of the squeezing block is in contact with the bottom wall of the limiting block. The relative position of the conductive component and the locking positioning frame can be fixed by the squeezing block and the limiting block, and the first hook can play a role in preventing the conductive component from falling off when one end is connected to the plug pin.

[0011] Preferably, a second hook is fixedly connected to the end of the top rod away from the first hook, a limit block is fixedly connected to the top of the end of the bottom rod away from the first hook, and a welding contact point is fixedly connected to the bottom of the end of the bottom rod near the limit block.

[0012] Preferably, the second hook is located at the top of the locking post, the limiting block is located on the side of the locking post away from the limiting block, and the welding contact point penetrates the gap between the locking positioning frame and the connecting base plate and extends to the bottom of the locking positioning frame. By engaging the top of the locking post with the second hook and the limiting block being located on one side of the locking post, the conductive component can be engaged and connected with the connecting base plate, facilitating assembly and positioning. The welding contact point can also be easily connected to the solder joint position on the main board, facilitating electrical connection.

[0013] The technical effects and advantages of this utility model are as follows: 1. This utility model firstly limits the insertion of plug pins by setting pin grooves, making it easy to match and connect the plug pins one by one with one end of the conductive component. The anti-detachment block limits the connection of the plug, preventing it from falling off. The first hook at one end of the conductive component increases the strength of the connection between the plug pins and the conductive component, preventing it from falling off. This ensures tight contact with the pins of the wire plug, reduces contact resistance, reduces the impact of oxidation and wear, ensures a stable electrical connection, and improves the reliability of electrical signal transmission. 2. This utility model also improves the stability of the locking positioning frame and the connecting seat plate by fixing the position of the limiting insert plate and the connecting seat plate. The components are easy to install and disassemble without the need for special tools. Users can easily complete the assembly and disassembly, which improves the portability of use. The structure of the conductive component makes it easy to connect the conductive component to the connecting seat plate for easy combination. The pressing block creates a preliminary position for the locking positioning frame and the conductive component. The locking protrusion provides a preliminary position for the limiting insert plate inserted into the limiting hole, which facilitates the combination. In summary, through the interaction of the above-mentioned multiple functions, the plug can be limited to prevent it from falling off. At the same time, the connection strength between the plug pins and the conductive parts is improved, the contact resistance is reduced, the effects of oxidation and wear are reduced, a stable electrical connection is ensured, and the reliability of electrical signal transmission is improved. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0015] Figure 2 This is a schematic diagram of the disassembled structure of this utility model.

[0016] Figure 3 This is a schematic diagram of the connection cross-section structure at the conductive component of this utility model.

[0017] Figure 4 This is a schematic diagram of the connecting cross-section structure at the limiting insert plate of this utility model.

[0018] Figure 5 This is a schematic diagram of the conductive component of this utility model.

[0019] The attached figures are labeled as follows: 1. Connecting base plate; 2. Connecting groove; 3. Fixing block; 4. Conductive component; 5. Locking positioning frame; 6. Pin groove; 7. Limiting block; 8. Limiting insertion hole; 9. Limiting insertion plate; 10. Fixing plate; 11. Locking protrusion; 12. Anti-detachment block; 13. Limiting plate; 14. Locking post; 15. Limiting rod; 16. Bottom rod; 17. Top rod; 18. First hook; 19. Extrusion block; 20. Second hook; 21. Limiting stop; 22. Welding contact point. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] As attached Figure 1-5 The connector shown for preventing wire detachment includes a connecting base plate 1. A connecting groove 2 is provided on one side of the connecting base plate 1. A locking post 14 is fixedly connected to the inner cavity of the connecting groove 2. The connecting groove 2 and the locking post 14 facilitate the installation of the conductive element 4 in the middle of the connecting groove 2 and fix and limit the position of the conductive element 4. A conductive element 4 is provided on one side of the connecting groove 2 to facilitate conductive connection. A locking positioning frame 5 is provided on the side of the connecting base plate 1 near the conductive element 4. Fixing blocks 3 are symmetrically fixedly connected to both sides of the connecting base plate 1. Limiting plates 13 are symmetrically fixedly connected to both sides of the locking positioning frame 5. A limiting hole 8 is opened in the middle of the limiting plate 13. A limiting plate 9 is inserted in the middle of the limiting hole 8. A fixing plate 10 is fixedly connected to the bottom of one end of the limiting plate 9. A locking protrusion 11 is fixedly connected to the center of the bottom of the limiting plate 9. The limiting plate 9 extends through the limiting hole 8 to the top of the fixing block 3, so that one end of the limiting hole 8 can be pressed against the fixing block 3, and the locking protrusion 11 can be locked in the middle of the limiting hole 8 to fix the limiting plate 9 in the middle of the limiting hole 8. The fixing plate 10 can fix the limiting plate 9 on the circuit board, so as to realize the up and down movement and left and right movement of the locking positioning frame 5, and realize the combination stability of the locking positioning frame 5 and the connecting base plate 1. The locking positioning frame 5 has a pin groove 6 in the middle. Anti-detachment blocks 12 are symmetrically fixed to one end of the inner cavity of the locking positioning frame 5. Limiting blocks 7 are fixedly connected to one end of the inner cavity of the locking positioning frame 5. One end of the conductive element 4 extends into the inside of the pin groove 6 through the pin groove 6 to position one end of the conductive element 4. The pin groove 6 can limit the pins of the connected plug, so that the pins of the plug correspond one-to-one with the conductive element 4, which is convenient for connection and use. The anti-detachment block 12 can limit the connected plug to prevent it from falling off. The limiting block 7 can limit one end of the conductive element 4.

[0022] As attached Figure 1-4 As shown, the number of connecting slots 2, conductive parts 4, and pin slots 6 are the same, and the connecting slots 2, conductive parts 4, and pin slots 6 correspond one-to-one. The limiting block 7 corresponds one-to-one with the pin slot 6. One end of the limiting plate 13 extends to both sides of the connecting base plate 1. The limiting insertion hole 8 corresponds to the fixing block 3. One end of the limiting plate 9 extends to the top of the fixing block 3. The bottom of one end of the locking positioning frame 5 extends to the bottom of the connecting base plate 1. The locking protrusion 11 is located in the middle of the inner cavity of the limiting insertion hole 8. The limiting plate 9 is set in an "L" shape. The fixing plate 1 The limit plate 9 is located at the bottom of the side away from the locking positioning frame 5. The conductive part 4 can be limited by the two ends of the conductive part 4 being inserted into the pin groove 6 and the connecting groove 2, which facilitates the connection with the plug pins. The limit plate 9 can be inserted into the limit hole 8 to fix the position of the locking positioning frame 5 when the position of the limit plate 9 is fixed. The locking protrusion 11 can limit the locking positioning frame 5, so that the limit plate 9 is connected to the locking positioning frame 5. The fixing plate 10 can facilitate the fixing of the position of the limit plate 9.

[0023] As attached Figure 1-5As shown, the conductive component 4 includes a limiting rod 15 and a top rod 17 and a bottom rod 16 fixed at both ends of the limiting rod 15. A first hook 18 is fixedly connected to one end of the top rod 17 and the bottom rod 16 near the locking positioning frame 5. A pressing block 19 is fixedly connected to the top of the bottom rod 16 on the side of the limiting rod 15 near the first hook 18. The limiting rod 15 is located on the side of the limiting block 7 near the locking post 14. The first hook 18 at one end of the top rod 17 and the bottom rod 16 is located in the middle of the pin groove 6 in the middle of the locking positioning frame 5. The top of the pressing block 19 is in contact with the bottom wall of the limiting block 7. A second hook 20 is fixedly connected to the end of the top rod 17 away from the first hook 18. A limiting stop 21 is fixedly connected to the top of the end of the bottom rod 16 away from the first hook 18. The bottom of the end of the bottom rod 16 near the limiting stop 21 is fixedly connected to the bottom. The fixed connection has a welding contact point 22, the second hook 20 is located at the top of the locking post 14, and the limiting block 21 is located on the side of the locking post 14 away from the limiting block 7. The welding contact point 22 passes through the gap between the locking positioning frame 5 and the connecting seat plate 1 and extends to the bottom of the locking positioning frame 5. The relative position of the conductive part 4 and the locking positioning frame 5 can be fixed by the pressing block 19 and the limiting block 7. The first hook 18 can prevent the conductive part 4 from falling off when one end is connected to the plug pin. The second hook 20 is inserted into the top of the locking post 14. The limiting block 21 is located on the side of the locking post 14, which can lock the conductive part 4 and the connecting seat plate 1 for easy combination and positioning. The welding contact point 22 can be easily connected to the solder point position on the motherboard for easy electrical connection.

[0024] The working principle of this utility model is as follows: In use, through the cooperation of the second hook 20 and the limiting block 21 with the locking post 14, one end of the conductive component 4 can be connected to the connecting base plate 1, and the other end of the conductive component 4 can be inserted into the pin groove 6 in the middle of the locking positioning frame 5 to limit the conductive component 4 and improve the stability of the conductive component 4. By moving the limiting insert plate 9 through the limiting insert hole 8 to the top of the fixing block 3, the bottom welding contact point 22 of one end of the conductive component 4 is connected to the corresponding welding point position on the main board. Then, the fixing plate 10 is welded and fixed on the main board, which can complete the limiting and fixing of the locking positioning frame 5 and the connecting base plate 1. When the plug is inserted into the locking positioning frame 5 for connection, the plug pins are inserted into the pin groove 6 until they move between the top rod 17 and the bottom rod 16, and are pressed and fixed by the first hook 18. Then, the anti-detachment block 12 limits the two ends of the connected plug to prevent it from falling off.

[0025] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A connector for preventing wire from falling off, comprising a connecting seat plate (1), characterized in that: A connecting groove (2) is provided on one side of the connecting base plate (1), and a locking post (14) is fixedly connected to the inner cavity of the connecting groove (2). A conductive element (4) is provided on one side of the connecting groove (2), and a locking positioning frame (5) is provided on the side of the connecting base plate (1) near the conductive element (4). Fixing blocks (3) are symmetrically fixedly connected to both sides of the connecting base plate (1). The locking positioning frame (5) is symmetrically fixedly connected to the two sides of the limiting plate (13). The limiting plate (13) has a limiting hole (8) in the middle. The limiting hole (8) is inserted into the middle of the limiting plate (9). A fixing plate (10) is fixedly connected to the bottom of one end of the limiting plate (9). A locking protrusion (11) is fixedly connected to the center of the bottom of the limiting plate (9). The locking positioning frame (5) has a pin groove (6) in the middle. Anti-detachment blocks (12) are symmetrically fixedly connected to one end of the inner cavity of the locking positioning frame (5). Limiting blocks (7) are fixedly connected to one end of the inner cavity of the locking positioning frame (5).

2. The wire pull-proof connector according to claim 1, wherein: The number of the connecting groove (2) is the same as that of the conductive component (4) and the pin groove (6). The connecting groove (2) corresponds one-to-one with the conductive component (4) and the pin groove (6). The limiting block (7) corresponds one-to-one with the pin groove (6).

3. The wire pull-through connector of claim 1, wherein: One end of the limiting plate (13) extends to both sides of the connecting base plate (1), the limiting hole (8) corresponds to the fixing block (3), one end of the limiting plate (9) extends to the top of the fixing block (3), and the bottom of one end of the locking positioning frame (5) extends to the bottom of the connecting base plate (1).

4. The wire pull-through prevention connector of claim 1, wherein: The locking protrusion (11) is located in the middle of the inner cavity of the limiting insertion hole (8), the limiting insertion plate (9) is set in an "L" shape, and the fixing plate (10) is located at the bottom of the side of the limiting insertion plate (9) away from the locking positioning frame (5).

5. The wire hold down connector of claim 1, wherein: The conductive component (4) includes a limiting rod (15) and a top rod (17) and a bottom rod (16) fixed at both ends of the limiting rod (15). The top rod (17) and the bottom rod (16) are fixedly connected to a first hook (18) at one end near the locking positioning frame (5). The top of the bottom rod (16) is fixedly connected to a pressing block (19) on the side of the limiting rod (15) near the first hook (18).

6. The wire hold down connector of claim 5, wherein: The limiting rod (15) is located on the side of the limiting block (7) near the locking post (14). The first hook (18) at one end of the top rod (17) and the bottom rod (16) is located in the middle of the pin groove (6) in the middle of the locking positioning frame (5). The top of the squeezing block (19) is in contact with the bottom wall of the limiting block (7).

7. The wire hold down connector of claim 5, wherein: The top rod (17) is fixedly connected to a second hook (20) at the end away from the first hook (18), and a limit stop (21) is fixedly connected to the top of the bottom rod (16) away from the first hook (18), and a welding contact point (22) is fixedly connected to the bottom of the bottom rod (16) near the limit stop (21).

8. The wire hold down connector of claim 7, wherein: The second clamping hook (20) is located at the top of the clamping column (14), the limiting block (21) is located at the side of the clamping column (14) away from the limiting block (7), and the welding contact point (22) penetrates the gap between the locking positioning frame (5) and the connecting seat plate (1) and extends to the bottom of the locking positioning frame (5).