Current anti-reverse device convenient to install

Abstract

The utility model discloses a current anti-reversion device convenient to install, which relates to the technical field of current anti-reversion, and comprises an equipment main body, a diode box is arranged below the equipment main body, two ends of the diode box are provided with connectors, the diode box is combined with the plugging ends of the connectors through plugging ports, and the diode box is connected with the equipment main body. A wiring terminal is arranged at one end of the connector, a left elastic piece pressing clamp and a right elastic piece pressing clamp are arranged in the wiring terminal, a fixing ring is arranged at one end of the wiring terminal, and a limiting assembly used for limiting the size of an opening of each elastic piece pressing clamp is arranged on the outer wall of the fixing ring. The upper surface of the connector is provided with a first adjusting piece for driving the limiting assembly to move, the limiting assembly comprises two sets of inner sliding grooves formed in the fixing ring, and inner sliding blocks are arranged in the inner sliding grooves. The current anti-reverse device solves the problems that an existing current anti-reverse device is complex in disassembly and assembly structure, and it is inconvenient for a user to quickly disassemble and assemble a connector.

Description

Technical Field

[0001] The utility model relates to the technical field of current reverse prevention, in particular to a current reverse prevention device which is easy to install. Background Art

[0002] The front end of the equipment that needs to be powered by the battery has multiple levels of protection devices, among which the anti-backflow device is particularly critical. It protects the battery and other equipment connected in parallel to the power supply from being damaged by backflow current. The anti-backflow device needs to be wired through a connector;

[0003] Public document: CN212659679U, named "A clip-on spring connector", includes a welding part, a bending part, an elastic arm and a contact part, one end of the welding part is bent upward to form a bending part, the end of the bending part away from the welding part is inclined and extended toward the welding part to form an elastic arm, and the end of the elastic arm away from the bending part is bent toward the welding part to form a contact part. In the clip-on spring connector, a clamping space for clamping electronic components is formed between the contact part and the welding part, so that the clip-on spring connector can achieve clamping and conduction of electronic components; the clip-on spring connector has a simple structure, reliable elastic performance, and stable and reliable contact, and can be flexibly used in applications where electronic components are inserted into the contact to conduct and transmit signals, and are pulled out to disconnect and terminate telecommunication transmission functions.

[0004] After multiple plugging and unplugging, the clamp of the above-mentioned existing clip-type connector will deform, resulting in a gap between it and the wiring, which can easily cause the wiring to detach. Replacing the entire connector is costly; therefore, it does not meet existing needs. In this regard, we propose a current reverse protection device that is easy to install. Utility Model Content

[0005] The purpose of the utility model is to provide a current reverse protection device which is convenient to install, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an easy-to-install current reverse protection device, comprising: a device main body, a diode box is arranged below the device main body, connectors are arranged at both ends of the diode box, the diode box is combined with the plug-in end of the connector through a plug-in interface, a wiring terminal is arranged at one end of the connector, two left and right spring clips are arranged inside the wiring terminal, a fixing ring is arranged at one end of the wiring terminal, a limit assembly for limiting the opening size of the spring clip is arranged on the outer wall of the fixing ring, and a first adjusting member for driving the displacement of the limit assembly is arranged on the upper surface of the connector.

[0007] Preferably, the limit stop assembly comprises two groups of inner slide grooves opened on the fixing ring, an inner slide block is arranged inside the inner slide groove, a limit stop block is arranged at one end of the inner slide block, and the limit stop block is located on one side of the spring clip clamp.

[0008] Preferably, the first adjusting member comprises an outer slide groove formed on the upper surface of the connector, an outer slide block is disposed inside the outer slide groove, and a lower end of the outer slide block is connected to the inner slide block via a connecting member.

[0009] Preferably, a second adjusting member is arranged in the groove on the upper surface of the outer sliding block, and the second adjusting member includes a push block, and an insert block is arranged at one end of the push block. A plurality of slots arranged laterally at intervals are arranged on the side wall of the outer sliding groove, and the insert block is engaged with the slots.

[0010] Preferably, the other end of the spring clip is provided with an arc angle expanding outwards.

[0011] Preferably, plug-in connectors are provided on both sides of the connector, plug-in slots are provided on both sides of the plug interface, and the connector is fixed at the plug interface via the plug-in connectors and the plug-in slots.

[0012] Preferably, a base is installed above the device body by bolts, and a grounding screw is provided at one end of the device body.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model drives the internal limit assembly to move by the first adjusting member, and limits the size of the clamping opening of the spring clip through the displacement, so that the wiring can be stably and firmly confined between the two spring clips. At the same time, the position of the first adjusting member can be limited by the second adjusting member to improve stability. The above structure is simple and convenient to install as a whole, simple and convenient to operate, and is easy for users to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the rear end structure of the device body of the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the wiring terminal of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the first adjusting member and the second adjusting member of the utility model;

[0019] In the figure: 1. Equipment body; 2. Diode box; 3. Limiting assembly; 4. First adjusting member; 5. Second adjusting member; 6. Plug port; 7. Base; 8. Grounding screw; 9. Connector; 10. Plug terminal; 11. Plug-in member; 12. Plug slot; 13. Wiring terminal; 14. Spring clip clamp; 15. Fixing ring; 16. Limiting block; 17. Inner slide groove; 18. Inner slider; 19. Outer slide groove; 20. Outer slider; 21. Plug block; 22. Slot; 23. Push block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figure 1-4The utility model provides an embodiment: a current reverse protection device that is easy to install, comprising: a device body 1, a diode box 2 is arranged below the device body 1, connectors 9 are arranged at both ends of the diode box 2, the diode box 2 is combined with the plug-in end 10 of the connector 9 through the plug-in interface 6, a base 7 is installed above the device body 1 through bolts, a grounding screw 8 is arranged at one end of the device body 1, a wiring terminal 13 is arranged at one end of the connector 9, two left and right spring clips 14 are arranged inside the wiring terminal 13, and one end of the wiring terminal 13 is arranged There is a fixing ring 15, and a limiting component 3 for limiting the opening size of the spring clip 14 is arranged on the outer wall of the fixing ring 15. The upper surface of the connector 9 is provided with a first adjusting member 4 that drives the displacement of the limiting component 3. The limiting component 3 includes two groups of inner slide grooves 17 opened on the fixing ring 15, and an inner slide block 18 is arranged inside the inner slide groove 17. A limiting stop block 16 is arranged at one end of the inner slide block 18, and the limiting stop block 16 is located on one side of the spring clip 14. The first adjusting member 4 includes an outer slide groove 19 opened on the upper surface of the connector 9, and an outer slide groove 19 is arranged inside the outer slide groove 19. The outer slider 20 is provided with a second adjusting member 5 in the slot on the upper surface of the outer slider 20, and the second adjusting member 5 includes a push block 23, and an insert block 21 is provided at one end of the push block 23. A plurality of slots 22 arranged in a transverse interval are provided on the side wall of the outer slide groove 19, and the insert block 21 is engaged with the slot 22; the wiring located in the middle is restricted by two spring clips 14, and after the spring clips 14 are deformed, resulting in a gap between them and the wiring, the outer slider 20 is pushed to move in the outer slide groove 19, with The movable inner slide block 18 moves in the inner slide groove 17, so that the limit stop block 16 abuts against one side of the limiting spring clip 14, so that the spring clip 14 is affected by the limiting force and its clamping mouth becomes smaller, so that it can be close to the wiring, making the wiring more difficult to disengage, making the wiring installation more convenient, without the aid of other tools, and convenient for users to use; after the limit stop block 16 is moved to the required position, the push block 23 is pushed, and the insert block 21 is inserted into the slot 22 at the corresponding position, so that the outer slide block 20 is restricted and fixed, and the position of the limit stop block 16 can be restricted and fixed.

[0022] In addition, the other end of the spring clip 14 is provided with an arc angle that expands outwards. Through the arc angle shape, it is more convenient to push open the spring clips 14 on both sides when inserting the wiring, thereby facilitating the insertion operation.

[0023] See also Figure 1 , connectors 11 are provided on both sides of the connector 9, and plug-in slots 12 are provided on both sides of the plug-in interface 6, and the connector 9 is fixed at the plug-in interface 6 through the connectors 11 and the plug-in slots 12; through the plug-in connection method, the user can quickly install the connector 9 on the plug-in interface 6, thereby improving the convenience of installation.

[0024] Working principle: When in use, insert the wire into the terminal 13, and through the arc angle shape, the wire pushes the spring clip 14 and inserts inward. When the opening size of the spring clip 14 needs to be adjusted, push the outer slider 20 to move in the outer slide groove 19, drive the inner slider 18 to move in the inner slide groove 17, and make the limit block 16 abut against one side of the spring clip 14, so that the spring clip 14 is affected by the limiting force, and its clamping mouth becomes smaller, so that it can be close to the wiring, making it more difficult for the wiring to come off After the limit stop block 16 is moved to the desired position, the push block 23 is pushed to insert the plug block 21 into the slot 22 at the corresponding position, so that the outer slider 20 is restricted and fixed, and the position of the limit stop block 16 can be restricted and fixed; when removing the wiring later, it is only necessary to push the push block 23 outward to separate the plug block 21 from the slot 22, and then use the outer slider 20 to drive the limit stop block 16 away from the spring clip 14, so that the spring clip 14 is no longer restricted, and the wiring can now be detached through the clamping opening of the restored size.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A current reverse protection device that is easy to install, comprising a device body (1), a diode box (2) is arranged below the device body (1), connectors (9) are arranged at both ends of the diode box (2), the diode box (2) is combined with a plug-in end (10) of the connector (9) through a plug-in interface (6), and is characterized in that: A connection terminal (13) is provided at one end of the connector (9), two left and right spring clamps (14) are provided inside the connection terminal (13), a fixing ring (15) is provided at one end of the connection terminal (13), a limiting component (3) for limiting the opening size of the spring clamp (14) is provided on the outer wall of the fixing ring (15), and a first adjusting member (4) for driving the displacement of the limiting component (3) is provided on the upper surface of the connector (9).

2. The current reverse protection device that is easy to install according to claim 1, characterized in that: The limit assembly (3) comprises two groups of inner slide grooves (17) formed on a fixed ring (15), an inner slide block (18) is arranged inside the inner slide groove (17), a limit stop block (16) is arranged at one end of the inner slide block (18), and the limit stop block (16) is located on one side of the spring clip clamp (14).

3. The current reverse protection device that is easy to install according to claim 2 is characterized in that: The first adjusting member (4) comprises an outer slide groove (19) formed on the upper surface of the connector (9), an outer slide block (20) is arranged inside the outer slide groove (19), and the lower end of the outer slide block (20) is connected to the inner slide block (18) via a connecting member.

4. The current reverse protection device that is easy to install according to claim 3 is characterized in that: A second adjusting member (5) is arranged in the groove on the upper surface of the outer sliding block (20), and the second adjusting member (5) includes a push block (23), and an insert block (21) is arranged at one end of the push block (23). A plurality of slots (22) arranged in a transverse manner and spaced apart are arranged on the side wall of the outer sliding groove (19), and the insert block (21) is engaged with the slots (22).

5. The current reverse protection device that is easy to install according to claim 1 is characterized in that: The other end of the spring clip (14) is provided with an arc angle expanding outwards.

6. The current reverse protection device that is easy to install according to claim 1, characterized in that: Both sides of the connector (9) are provided with plug connectors (11), both sides of the plug interface (6) are provided with plug slots (12), and the connector (9) is fixed to the plug interface (6) via the plug connectors (11) and the plug slots (12).

7. The current reverse protection device that is easy to install according to claim 1 is characterized in that: A base (7) is installed above the device body (1) by means of bolts, and a grounding screw (8) is provided at one end of the device body (1).

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