CN209963418U - A rotary self-locking structure for a power connector - Google Patents

Abstract

The utility model relates to the technical field of connectors, in particular to a rotary self-locking structure for a power connector, which comprises a female connecting piece and a male connecting piece which are mutually butted, wherein the female connecting piece is provided with a first rubber sleeve core and a connecting cap for installing a conductive needle body, a limiting ring is convexly arranged on the first rubber sleeve core, a limiting convex rib matched with the limiting ring is arranged on the inner wall of the connecting cap, the male connecting piece is provided with a second rubber sleeve core for installing the conductive needle body, the outer wall of the second rubber sleeve core is provided with an arc-shaped rotating groove, the inner wall of the connecting cap is provided with a bulge corresponding to the arc-shaped rotating groove, when in rotary self-locking, the bulge is clamped into the arc-shaped rotating groove and slides along the direction of the arc-shaped rotating groove, and is clamped into the arc-shaped limiting groove to lock the female connecting piece and the male connecting piece, the connecting cap of the utility, the structure is simple, the connection is stable, and the use is convenient.

Description

A rotary self-locking structure for a power connector

technical field

The utility model relates to the technical field of connectors, in particular to a rotary self-locking structure for a power connector.

Background technique

With the development of the domestic communication industry, power connectors are widely used in data transmission. At present, the commonly used power connectors generally include the following connection methods:

1. Directly using wire connection, this connection method wastes materials and is inconvenient to use.

2. The connector can be connected when needed and disconnected when not in use, but most of the existing connectors use a cable fixing head to lock the wire, which has a large overall volume, is cumbersome to install, and cannot be disassembled. It is inconvenient to use and has gradually been unable to meet the needs of customers.

Chinese utility model patent CN201320632714.5 discloses an LED driving power supply and its connector, wherein the dimming output end of the LED driving power supply is the male or female connection end of the connector; Female connection end, the male connection end is provided with a lock ring with a lock ring clamping point, and the lock ring clamping point is a protrusion from the inner hollow of the lock ring; the female connection end is provided with a glue matching the lock ring. The rubber head is provided with a sliding groove that is locked and rotated with the locking ring card point, and a locking card point is set before the stop end of the sliding groove, and the lock ring card point is along the sliding groove. After jumping over the locking card point, it is relatively fixed in the groove between the stop end and the locking card point; the locking card point is an upward convex lower than the groove in the sliding groove Although it can be detachably connected, the connection stability is poor.

Utility model content

In order to solve the above problems, the present invention provides a rotary self-locking structure for a power supply connector, which is simple in structure, stable in connection and convenient in use.

The technical scheme adopted by the utility model is: a rotary self-locking structure for a power supply connector, comprising a female connector and a male connector that are butted to each other, and the female connector is provided with a first rubber sleeve core for installing a conductive needle body and a male connector. The connecting cap, the first rubber sleeve core is protruded with a limit ring, the inner wall of the connecting cap is provided with a limit rib that matches the limit ring, the first rubber sleeve core can extend into the connecting cap, and is connected with the limit ring through the limit ring. The limiting rib cooperates to define the position where the first rubber sleeve core extends into the connection cap, the male connector is provided with a second rubber sleeve core for installing the conductive needle body, and the outer wall of the second rubber sleeve core is provided with an arc-shaped rotating groove for connecting The inner wall of the cap is provided with protrusions corresponding to the arc-shaped rotating grooves. When rotating and self-locking, the protrusions are inserted into the arc-shaped rotating grooves and slide in the direction of the arc-shaped rotating grooves, and the protrusions are inserted into the arc-shaped limit grooves to lock the female connection. parts and male connectors.

A further improvement to the above technical solution is that the inner end of the arc-shaped rotating groove is provided with a convex rib for preventing the movement of the connecting cap.

A further improvement to the above technical solution is that the limiting ring is provided with a groove matching the arc-shaped rotating groove.

A further improvement to the above technical solution is that there are three arc-shaped rotating grooves, and the protrusions and grooves are disposed corresponding to the arc-shaped rotating grooves.

A further improvement to the above technical solution is that the female connector is provided with a first thread and further includes a male end nut, and the male connector is provided with a thread for screwing the male end nut.

The beneficial effects of the present utility model are as follows:

The utility model comprises a female connector and a male connector that are butted against each other. The female connector is provided with a first rubber sleeve core and a connection cap for arranging a conductive needle body. A limit ring is protruded on the first rubber sleeve core, and the connection cap The inner wall is provided with a limit convex rib that matches the limit ring, the male connector is provided with a second rubber sleeve core for installing the conductive needle body, the outer wall of the second rubber sleeve core is provided with an arc-shaped rotating groove, and the inner wall of the connection cap is provided Corresponding to the arc-shaped rotating groove, there is a protrusion. When the rotation is self-locking, the protrusion is inserted into the arc-shaped rotating groove and slides in the direction of the arc-shaped rotating groove. The connecting cap of the utility model not only realizes the self-rotation and self-locking with the male connecting piece, but also cooperates with the limiting ring of the female connecting piece to realize the limiting effect. The utility model has simple structure, stable connection and convenient use.

Description of drawings

Fig. 1 is the exploded schematic diagram of the utility model;

Fig. 2 is the structural representation of the second rubber sleeve core of the present invention;

FIG. 3 is a schematic view of the structure of the connecting cap of the present invention.

Description of reference numerals: 1. Female connector, 11. First rubber sleeve, 111. Limiting ring, 112. Groove, 12. Connecting cap, 121. Limiting rib, 122. Protrusion, 2. Male Connector, 21. Second rubber sleeve, 211. Arc-shaped rotating groove, 212. Rib, 22. Thread, 221, male end nut.

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings.

As shown in FIGS. 1 to 3 , they are an exploded schematic diagram of the present invention, a schematic diagram of the structure of the second rubber sleeve core, and a schematic diagram of the structure of the connecting cap.

A rotary self-locking structure for a power supply connector includes a female connector 1 and a male connector 2 that are butted against each other. The female connector 1 is provided with a first rubber sleeve 11 and a connecting cap 12 for installing a conductive needle body. A limit ring 111 is protruded on a rubber sleeve core 11 , and a limit rib 121 matched with the limit ring 111 is formed on the inner wall of the connecting cap 12 . The first rubber sleeve core 11 can extend into the connecting cap 12 and is limited by The position ring 111 cooperates with the limiting ribs 121 to define the position where the first rubber sleeve 11 extends into the connection cap 12 , and the male connector 2 is provided with a second rubber sleeve 21 for mounting the conductive needle. The outer wall of 21 is provided with an arc-shaped rotating groove 211, and the inner wall of the connecting cap 12 is provided with a protrusion 122 corresponding to the arc-shaped rotating groove 211. Sliding, snap the protrusion 122 into the arc-shaped limiting groove to lock the female connector 1 and the male connector 2. The connecting cap 12 of the present invention not only realizes self-rotation and self-locking with the male connector 2, but also connects with the female connector. The limit ring 111 of 1 cooperates to realize the limit function, the utility model can realize the locking by only using three parts, and the structure is simple, the connection is stable, and the use is convenient.

The inner end of the arc-shaped rotating groove 211 is provided with a convex rib 212 for preventing the movement of the connecting cap 12. This arrangement has simple structure and stable connection, which can prevent the connecting cap 12 from moving and further enhance the connection stability of the present invention.

The limiting ring 111 is provided with a groove 112 that matches the arc-shaped rotating groove 211 . This arrangement has a simple structure and is convenient to limit the position of the first rubber sleeve core 11 relative to the second rubber sleeve core 21 .

There are three arc-shaped rotating grooves 211 , and three corresponding arc-shaped rotating grooves 211 are respectively provided with the protrusions 122 and the grooves 112 . Such an arrangement has a simple structure, stable connection and convenient use.

The male connector 2 is provided with a thread 22, which is screwed with the male end nut 221. This arrangement has a simple structure. The male end nut 221 cooperates with the connecting cap 12 to prevent the male connector 22 from rotating, and the connection is stable and easy to use.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the present invention. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (5)

1. The utility model provides a rotatory auto-lock structure that power connector used, female connecting piece and male connecting piece including mutual butt joint, a serial communication port, female connecting piece is equipped with the first gum cover core that is used for installing electrically conductive needle body and connects the cap, first gum cover core epirelief is equipped with the spacing beaded finish, it is equipped with spacing ring assorted spacing convex rib to connect the cap inner wall, first gum cover core can stretch into and connect the cap, and inject first gum cover core through spacing ring and spacing convex rib cooperation and stretch into the position of connecting the cap, male connecting piece is equipped with the second gum cover core that is used for installing electrically conductive needle body, second gum cover core outer wall is equipped with the arc swivelling chute, it is equipped with the arch to connect the cap inner wall to correspond the arc swivelling chute, during rotatory auto-lock, arch card is gone into the arc swivelling chute and is slided along arc swivelling chute direction, go into the arc spacing groove with arch.

2. The rotation self-locking structure for power connector as claimed in claim 1, wherein the inner end of the arc-shaped rotation slot is provided with a rib for preventing the movement of the connection cap.

3. The rotary self-locking structure for the power connector according to claim 1, wherein the limiting ring is provided with a groove matched with the arc-shaped rotary groove.

4. The rotary self-locking structure for power connectors according to claim 1, wherein there are three arc-shaped rotary slots, and the protrusions and the grooves are disposed corresponding to the arc-shaped rotary slots.

5. The rotary self-locking structure for the power connector according to claim 1, further comprising a male end nut, wherein the male connector is provided with a thread for screwing the male end nut.

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