CN219801376U - Quick-locking connector for cable - Google Patents

Abstract

The utility model discloses a quick-locking type connector for a cable, wherein a front end component comprises a first plug terminal sleeved in a cable plug, a rear end component comprises a second plug terminal sleeved in a rear screw seat, the first plug terminal is connected with the second plug terminal, and the quick-locking type connector also comprises a lock catch, wherein the rear screw seat and the cable plug can be locked through the lock catch; the lock catch is of an annular structure, a lock hole is formed in the lock catch, the cable plug is provided with a cylindrical connecting portion, the connecting portion is provided with a locking groove with an inward shrinkage diameter, and a limiting assembly capable of limiting the lock hole is arranged on the rear screw seat, so that the lock catch is matched with the locking groove. The utility model can be matched with lock holes with two sizes of lock catches through the shaft ends with two sizes of the positioning shaft; the locating shaft is matched with two lock holes of the lock catch through resetting or compression switching of the locating spring, and the lock catch is separated from or locked with a locking groove of the cable plug through compression and resetting of the elastic piece, so that the front end assembly and the rear end assembly can be quickly connected or pulled out, and the locking device is convenient and quick.

Description

A quick-lock connector for cables

Technical field

The utility model relates to the field of cable connectors, in particular to a quick-lock connector for cables.

Background technique

Cable connectors are mainly suitable for signal transmission between various types of digital program-controlled switches in transmission equipment bureaus, internal connections of photoelectric transmission equipment, and distribution frames, and are used to transmit data, audio, video and other communication equipment.

Existing cable connectors generally use a cable plug assembly to connect with a connecting nut and a nut assembly. The nut must be repeatedly rotated to lock, which takes a long time. In addition, the cable plug assembly and the nut assembly are connected and locked through threads. , the thread lock nut will loosen under long-term movement or vibration, which will lead to poor contact of the connector or the connector falling off.

Utility model content

In view of the above problems, the present utility model aims to provide a convenient and fast quick-lock connector for cables.

In order to achieve this technical purpose, the solution of the present invention is: a quick-lock connector for cables, which includes a front-end assembly and a rear-end assembly. The front-end assembly includes a first plug terminal sleeved in a cable plug. , the rear end assembly includes a second plug terminal sleeved in the rear screw seat, the first plug terminal and the second plug terminal are connected, and also includes a lock, the rear screw seat It can be locked with the cable plug through a lock; the lock has an annular structure and a lock hole is provided on the lock; the cable plug has a cylindrical connecting part, and the connecting part has a The inner diameter of the locking groove is reduced, and the rear screw seat is provided with a limiting component that can limit the lock hole, so that the lock buckle matches the locking groove;

The lock buckle has a pressing part, and an elastic member is provided at the bottom of the pressing part. When the lock buckle is pressed, the lock buckle changes the positional relationship between the limiting component and the lock hole downward, and then the lock buckle is separated from the locking groove, and the cable The plug is separated from the rear screw base.

Preferably, the positioning assembly is composed of a positioning spring and a positioning shaft. The positioning spring is fixed on the rear screw seat. The positioning shaft is connected to the positioning spring. The positioning shaft has a first diameter of two diameters. The central axis and the second central axis, the lock is provided with lock holes with two diameters, the first central axis and the second central axis of the positioning shaft are switched to the two central axes of the lock through the reset or compression of the positioning spring. Keyhole to match.

Preferably, the side wall of the connecting portion of the cable plug is provided with a threaded interface, the rear screw seat is provided with an extension, and the extension is provided with a through hole corresponding to the threaded interface.

Preferably, the side wall of the connection portion of the cable plug is provided with at least one limiting protrusion, and the inner wall of the rear screw seat is provided with a limiting groove that matches the positioning post.

Preferably, the front-end assembly further includes a sleeve and a tail wire clamp, the sleeve is threadedly connected to one end of the cable plug, the sleeve is provided with a tail wire clamp, and the tail wire clamp is externally connected with a tail wire sleeve. The tail line cover is a flexible rubber structure.

Preferably, the first central axis is a spherical structure, and the second central axis is a cylindrical structure.

Preferably, a receiving cavity is provided in the rear screw seat, and a through hole is provided at the bottom of the positioning shaft. One end of the positioning spring is in contact with the receiving cavity of the rear screw base, and the other end is in contact with the positioning shaft. In the through hole, the end of the positioning shaft without the positioning spring is arranged corresponding to the cable plug.

Preferably, the elastic member is a return spring, and a spring groove for placing the return spring is provided on the top of the rear screw seat.

The beneficial effects of the utility model are: the application can match the shaft ends of two sizes of the positioning shaft with the lock holes of the two sizes of the lock; the positioning shaft can be switched to the two locks of the lock through the reset or compression of the positioning spring. The holes are matched, and the lock buckle is separated or locked with the locking groove of the cable plug through the compression and reset of the elastic member, so that the front-end component and the rear-end component can be quickly connected or unplugged, which is convenient and fast.

Description of the drawings

Figure 1 is an exploded view of the utility model;

Figure 2 is a schematic structural diagram of the cable plug in the utility model;

Figure 3 is a schematic structural diagram of the lock in the present utility model;

Figure 4 is a cross-sectional view of the limiting component of the present utility model;

Figure 5 is a cross-sectional view of the utility model.

In the picture: 1. Cable plug; 101. Connection part; 102. Locking groove; 103. Threaded interface; 104. Limiting protrusion; 2. First plug-in terminal; 3. Rear screw seat; 301. Extension part; 302. Limiting groove; 303. Accommodation cavity; 304. Spring groove; 4. Second plug terminal; 5. Lock; 501. Lock hole; 502. Pressing part; 6. Elastic member; 7. Limiting part Components; 701, positioning spring; 702, positioning shaft; 7021, first central axis; 7022, second central axis; 8. Sleeve; 9. Tail cable clamp; 10. Tail cable sleeve.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. In order to describe the technical solution clearly and completely, the following examples are selected for explanation; the following examples are part of the embodiments of the present utility model; based on this application, other embodiments obtained without any creative work are all It belongs to the protection scope of this utility model.

In the following embodiments, it should be noted that the terms “upper”, “lower”, “left”, “right”, “inner”, “outer”, “top/bottom” and other orientation or positional relationships are based on The orientation or positional relationship shown in the figures is only to facilitate the clear description of this embodiment, and does not indicate or imply that the device or component mentioned must have a specific orientation, and therefore cannot be understood as a limitation of the present application. At the same time, “first” and “second” in the embodiments are only used for differentiation and description purposes, and are not meant to indicate or imply relative importance.

As shown in Figures 1-5, the specific embodiment of the present invention is a quick-lock connector for cables, which includes a front-end component and a rear-end component. The front-end component includes a third connector that is sleeved in the cable plug 1. A plug-in terminal 2. The rear end assembly includes a second plug-in terminal 4 that is sleeved in the rear screw base 3. The first plug-in terminal 2 and the second plug-in terminal 4 are connected, and also includes a lock 5. , the rear screw seat 3 and the cable plug 1 can be locked by the lock 5; the lock 5 has an annular structure and is provided with a lock hole 501, and the cable plug 1 has a cylindrical connecting portion 101, which connects There is a locking groove 102 with an inward diameter on the bottom part 101, and a limiting component 7 capable of limiting the lock hole 501 is provided on the rear screw seat 3, so that the lock buckle 5 matches the locking groove 102. When the first plug-in terminal is a male socket, the second plug-in terminal is a female socket; when the first plug-in terminal is a female socket, the second plug-in terminal is a male socket.

The lock 5 has a pressing part 502, and an elastic member 6 is provided at the bottom of the pressing part 502. When the lock 5 is pressed, the lock 5 changes the positional relationship between the limiting component 7 and the lock hole 501 downwards, and then the lock 5 is disengaged. The locking groove 102 separates the cable plug 1 from the rear screw seat 3.

The limiting assembly 7 of the present application is composed of a positioning spring 701 and a positioning shaft 702. The positioning spring 701 is fixed on the rear screw seat 3. The positioning shaft 702 is connected to the positioning spring 701. The positioning shaft 702 has a first diameter of two sizes. The central axis 7021 and the second central axis 7022 are provided with lock holes 501 of two sizes. The first central axis 7021 and the second central axis 7022 of the positioning axis 702 are switched with each other through the reset or compression of the positioning spring 701. The two lock holes 501 of the lock catch 5 match. The positioning shaft 702 matches the lock hole 501 of the lock buckle 5 through the positioning spring 701. After the cable plug 1 is installed in the rear screw seat 3, the cable plug 1 matches the positioning shaft 702. At this time, the positioning spring 701 is compressed, and the lock buckle 5 passes through the elastic The reset of the member 6 quickly locks the cable plug 1 and the rear screw seat 3; when it is necessary to unlock, press the lock 5, the elastic member 6 is compressed, the positioning shaft 702 matches the other lock hole 501 of the lock 5, and the lock 5 is separated from the cable plug 1. At this time, the cable plug 1 can be pulled out of the rear screw seat 3.

The size of the second central axis 7022 of the positioning shaft 702 matches the small size lock hole 501 of the lock buckle 5, and matches the locking groove 102 of the cable plug 1 through the elastic member 6. At this time, it is in a locked state; The size of a central shaft 7021 matches the large-sized lock hole 501 of the lock buckle 5. The elastic member 6 is in a compressed state. The lock buckle 5 is separated from the locking groove 102 of the cable plug 1 and is in an open state at this time.

In order to further tighten the cable plug 1 and the rear screw base 3 after the lock 5 is installed, the side wall of the connecting portion 101 of the cable plug 1 is provided with a threaded interface 103, and the rear screw base 3 is provided with an extension 301. The extension 301 is preferably U-shaped structure, the extension part 301 is provided with a through hole corresponding to the threaded interface 103, and the cable plug 1 and the rear screw base 3 can be fixed by screws.

In order to facilitate the positioning of the cable plug 1, at least one limiting protrusion 104 is provided on the side wall of the connecting portion 101 of the cable plug 1, and the inner wall of the rear screw seat 3 is provided with a limiting groove 302 that matches the positioning post.

In order to increase the sealing and waterproof performance, the front-end assembly also includes a sleeve 8 and a tail wire clamp 9. The sleeve 8 is threadedly connected to one end of the cable plug 1. The sleeve 8 is provided with a tail wire clamp 9, and the tail wire clamp 9 is externally connected with a tail wire. Set of 10,

In order to facilitate switching states, the first central axis 7021 has a spherical structure, and the second central axis 7022 has a cylindrical structure. The spherical structure enables the lock hole 501 to move smoothly between the first central axis 7021 and the second central axis 7022. switch.

A receiving cavity 303 is provided in the rear screw seat 3, and a through hole is provided at the bottom of the positioning shaft 702. One end of the positioning spring 701 is in contact with the receiving cavity 303 of the rear screw base 3, and the other end is in contact with the through hole of the positioning shaft 702. In the hole, one end of the positioning shaft 702 without the positioning spring 701 is disposed corresponding to the cable plug 1 .

The elastic member 6 of the present application is preferably a return spring, and the top of the rear screw seat 3 is provided with a spring groove 304 for placing the return spring.

The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any slight modifications, equivalent substitutions and improvements made to the above embodiments based on the technical essence of the present utility model shall be included in Within the protection scope of the technical solution of the present utility model.

Claims (8)

1. The utility model provides a quick lock type connector for cable, includes front end subassembly and rear end subassembly, front end subassembly is including the first grafting terminal of cover in the cable plug, the rear end subassembly is including the second grafting terminal of cover in the back spiral shell seat of establishing, be connected between first grafting terminal and the second grafting terminal, its characterized in that: the rear screw seat and the cable plug can be locked by the lock catch; the lock catch is of an annular structure, a lock hole is formed in the lock catch, the cable plug is provided with a cylindrical connecting part, the connecting part is provided with a locking groove with an inward shrinkage diameter, and the rear screw seat is provided with a limiting assembly capable of limiting the lock hole, so that the lock catch is matched with the locking groove;

the lock catch is provided with a pressing part, an elastic piece is arranged at the bottom of the pressing part, and when the lock catch is pressed, the lock catch downwards changes the position relation between the limiting component and the lock hole, so that the lock catch is separated from the locking groove, and the cable plug is separated from the rear screw seat.

2. The quick lock connector for cables of claim 1, wherein: the limiting assembly consists of a positioning spring and a positioning shaft, the positioning spring is fixed on the rear screw seat, the positioning shaft is connected with the positioning spring, a first middle shaft and a second middle shaft with two diameters are arranged on the positioning shaft, locking holes with two diameters are formed in the lock catch, and the first middle shaft and the second middle shaft of the positioning shaft are matched with the two locking holes of the lock catch through reset or compression switching of the positioning spring.

3. The quick lock connector for cables of claim 2, wherein: the cable plug is characterized in that a threaded interface is arranged on the side wall of the connecting part of the cable plug, an extension part is arranged on the rear screw seat, and a through hole corresponding to the threaded interface is arranged on the extension part.

4. The quick lock connector for cables of claim 2, wherein: the cable plug is characterized in that at least one limiting protrusion is arranged on the side wall of the connecting part of the cable plug, and a limiting groove matched with the positioning column is formed in the inner wall of the rear screw seat.

5. The quick lock connector for cables of claim 2, wherein: the front end assembly further comprises a sleeve and a tail wire clamp, the sleeve is in threaded connection with one end of the cable plug, a tail wire clamp is arranged on the sleeve, the tail wire clamp is externally connected with a tail wire sleeve, and the tail wire sleeve is of a flexible rubber structure.

6. The quick lock connector for cables of claim 2, wherein: the first center shaft is of a round sphere structure, and the second center shaft is of a cylindrical structure.

7. The quick lock connector for cables of claim 2, wherein: the rear screw seat is internally provided with a containing cavity, the bottom of the positioning shaft is provided with a through hole, one end of the positioning spring is abutted in the containing cavity of the rear screw seat, the other end of the positioning spring is abutted in the through hole of the positioning shaft, and one end of the positioning shaft, which is not provided with the positioning spring, is arranged corresponding to the cable plug.

8. The quick lock connector for cables of claim 2, wherein: the elastic piece is a return spring, and a spring groove for placing the return spring is formed in the top of the rear screw seat.