CN217882135U

CN217882135U - Connector locking structure and connector

Info

Publication number: CN217882135U
Application number: CN202221148058.7U
Authority: CN
Inventors: 徐振峰; 李国辉; 李栋; 祝乾坤; 郭策; 侯代友; 范帅; 张翔
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-11-22
Anticipated expiration: 2032-05-13

Abstract

The application relates to a connector locking structure and connector, include: connector, adapter connector and unlocking device, connector have the elasticity portion, are equipped with spacing arch on the elasticity portion, adapter connector and connector cooperation of pegging graft, be equipped with on the adapter connector with spacing protruding complex buckle hole, elasticity portion and buckle hole can carry out relative motion, and unlocking device sets up on the connector and is connected with the elasticity portion, and this application has solved and has broken away from easily under the connector plug and socket vibration environment, contact failure's problem, has improved connector signal transmission quality.

Description

Connector locking structure and connector

Technical Field

The utility model relates to a connector technical field, in particular to connector locking structure and connector.

Background

The high-speed cable connector generally comprises a plug connector, a socket connector, a locking device and a cable, wherein the socket connector is welded or in fisheye structure crimping with a printed board in the prior art, the plug and the socket realize head socket plugging signal transmission, and a welding wire at the other end of the plug is connected with another end connector for signal transmission.

After the plug and the socket are plugged together in the prior art, the locking rod rotates to enter the clamping point for locking, and the pulling piece is pressed into the locking rod; when unlocking, the pull piece is pulled upwards to drive the locking rod to move, and unlocking is completed. Because this scheme unblock, lean on the pulling-on piece to lift the check lock lever, the connector uses in the shock environment in the in-service use, and the cable rocks, and the cable upwards rocks, and similar pulling-on piece of effect, the passive unblock of connector cause very big inefficacy risk.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a connector locking structure and connector has solved easy problem that breaks away from, contact failure under the plug and socket vibration environment, has improved connector signal transmission quality.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a connector locking structure comprising: the elastic part is arranged on the connector, and a limiting bulge is arranged on the elastic part;

the buckling hole is arranged on the adaptive connector and used for being matched with the limiting bulge, and the limiting bulge and the buckling hole can move relatively;

an unlocking device which is arranged on the connector and is connected with the elastic part;

when the connector is plugged with the adaptive connector, the elastic part deforms to enable the limiting protrusion to be matched with the buckling hole to realize locking; during unlocking, the unlocking device drives the part where the limiting bulge on the elastic part is located to move in the direction away from the buckling hole, and the limiting bulge on the elastic part is separated from the buckling hole to realize unlocking. This application realizes locking through spacing arch and buckle hole lock, is difficult to drop under the vibration environment, has effectively guaranteed connector signal transmission quality, drives the elastic component through unlocking device and removes to the direction of keeping away from the buckle hole, and spacing arch and the separation of buckle hole realize the unblock, convenient operation, and the unblock is fast, has improved work efficiency.

Further, the unlocking means comprises a pull tab connected to the elastic portion.

Further, the elastic part comprises a first connecting part connected with the connector and a second connecting part provided with a limiting part.

Further, the elastic parts are arranged on two sides of the connector, and the pulling pieces are arranged at the upper end of the connector.

Furthermore, the elastic part is provided with an inner cavity, the connector is provided with an extension part, and the inner cavity is used for accommodating the extension part.

Further, the extension portion is provided with a chamfer structure, and the chamfer structure is located on one side of the extension portion close to the second connecting portion.

Furthermore, a clamping plate is arranged on the adaptive connector, and the clamping hole is formed in the clamping plate.

Further, the buckling hole is rectangular.

The connector is provided with an elastic part and an unlocking device connected with the elastic part, wherein the elastic part is provided with a limiting bulge matched with a buckling hole of the adaptive connector, so that the connector and the adaptive connector are locked.

As a preferable mode of the connector, the elastic portion includes a first connecting portion connected to the connector and a second connecting portion provided with a stopper portion.

As a preferable mode of the connector, the elastic portion has an inner cavity, and the connector is provided with an extension portion, and the inner cavity is used for accommodating the extension portion.

As a preferable mode of the connector, the extension portion is provided with a chamfer structure, and the chamfer structure is located on one side of the extension portion close to the second connecting portion.

An adapter connector is provided with a buckle hole matched with the limiting protrusion.

As an optimal scheme of the adaptive connector, a clamping plate is arranged on the adaptive connector, and the clamping holes are formed in the clamping plate and are rectangular.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a partial enlarged view of FIG. 2 at B;

FIG. 5 is a cross-sectional view of FIG. 1;

FIG. 6 is an enlarged view of a portion of the locking device of FIG. 1;

FIG. 7 is a schematic view of the structure of the metal shell of the plug;

FIG. 8 is an enlarged view of a portion of FIG. 7 at C;

FIG. 9 is a schematic view of a prior art plug connector and receptacle connector assembly;

fig. 10 is an enlarged view of a portion of the locking structure of fig. 9.

The mark in the figure is: 1. the plug comprises a pull tab, 101, a pull arm, 102, a pull ring, 2, a connector, 201, a plug metal shell, 202, a plug insulator, 3, an adaptive connector, 301, a socket metal shell, 302, a socket insulator, 4, an extension part, 401, a chamfer structure, 5, a U-shaped cantilever, 501, a first connecting part, 502, a second connecting part, 6, a clamping plate, 601, a clamping hole, 7, a limiting protrusion, 8 and a connecting through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 8, the present invention provides a connector locking structure, including an elastic portion, a locking hole 601 and an unlocking device, where the elastic portion is located on a connector 2, the elastic portion is provided with a limiting protrusion 7, the adapter connector 3 is in insertion fit with the connector 2, the locking hole 601 is located on the adapter connector 3 and is matched with the limiting protrusion 7, the elastic portion and the locking hole 601 can move relatively, the unlocking device is arranged on the connector 2 and is connected with the elastic portion, and when the connector 2 is inserted into the adapter connector 3, the elastic portion deforms to enable the limiting protrusion 7 to be matched with the locking hole 601 to realize locking; during unlocking, the unlocking device drives the part where the limiting protrusion 7 on the elastic part to move towards the direction far away from the clamping hole 601, and the limiting protrusion 7 on the elastic part is separated from the clamping hole 601 to realize unlocking.

The unlocking device comprises pull pieces 1 connected with the elastic parts, the pull pieces 1 are two, the elastic parts are U-shaped cantilevers 5 and comprise first connecting parts 501 connected with connectors 2 and second connecting parts 502 provided with limiting parts, the first connecting parts 501 and the second connecting parts 502 are arranged vertically relatively, U-shaped openings of the U-shaped cantilevers 5 face upwards, the U-shaped cantilevers 5 are arranged on two sides of the connectors 2, the pull pieces 1 are arranged on the upper ends of the connectors 2, one sides of the second connecting parts 502, which deviate from the first connecting parts 501, are provided with limiting protrusions 7 matched with the buckling holes 601, and the pull pieces 1 are arranged on the upper ends of the plugs 2 relatively and are connected with the second connecting parts 502 of the U-shaped cantilevers 5 on the same side respectively.

U-shaped cantilever 5 sets to the U-shaped, be convenient for 1 pulling second connecting portion 502 of pulling-on piece to keeping away from buckle hole 601 orientation removal occasionally sufficient deformation volume, make spacing arch 7 break away from buckle hole 601, improve unlocking efficiency, in addition, make spacing arch 7 break away from buckle hole 601 through pulling-on piece 1 and realize the unblock, the direction of motion perpendicular to cable of pulling-on piece 1 vibrates the direction, consequently, the unblock direction of this application shakes with the cable and vibrates the direction differently, so even under same vibration environment, the cable also can not cause the unexpected unblock of connector. And the U-shaped cantilevers 5 are disposed at both sides of the connector 2 to avoid interference with a connection line with the connector 2, facilitating wiring of the connector 2.

As shown in fig. 1, fig. 2, fig. 5, fig. 6, and fig. 7, the connector 2 includes a plug insulator 202 and a plug metal housing 201 disposed at an upper end of the plug insulator 202, two U-shaped cantilevers 5 are disposed at left and right sides of the plug metal housing 201, the pull tab 1 is disposed at an upper end of the plug metal housing 201, and the U-shaped cantilevers 5 are elastic sheets capable of being plastically deformed.

Specifically, as shown in fig. 2, 5 and 6, the U-shaped cantilever 5 has an inner cavity, an extension 4 is provided on the connector, the inner cavity is used for accommodating the extension 4, the extension 4 is plastic, an inner cavity for accommodating the extension 4 is formed by a gap between the first connecting portion 501 and the second connecting portion 502, the extension 4 is semi-elliptical, the extension 4 is two and is disposed at the left and right sides of the plug insulator 202, the extension 4 is located in the inner cavity of the U-shaped cantilever 5, the semi-elliptical extension 4 is disposed to effectively prevent the U-shaped cantilever 5 from being damaged by an excessive tensile force, the service life of the U-shaped cantilever 5 is prolonged, the extension 4 is provided with a chamfering structure 401, the chamfering structure 401 is located at one side of the extension 4 close to the second connecting portion 502, the extension 4 is chamfered to remove a material, a sufficient deformation space is provided for the U-shaped cantilever 5, so as to facilitate unlocking, and the two extensions 4 and the plug insulator 202 are integrally manufactured.

More specifically, as shown in fig. 1, fig. 2, fig. 5, and fig. 6, the adapter connector 3 includes a socket insulator 302 in a concave shape and a socket metal housing 301 disposed in a groove of the socket insulator 302, the left and right sides of the socket metal housing 301 are vertically provided with two clamping plates 6, the two clamping plates 6 and the socket metal housing 301 are in a concave shape, the fastening holes 601 are disposed on the clamping plates 6, the fastening holes 601 are in a rectangular shape, and the two clamping plates 6 can be controlled to move in a direction away from the limiting protrusions 7, so that the fastening holes 601 on the clamping plates 6 are separated from the limiting protrusions 7 to achieve unlocking.

In addition, as shown in fig. 2, 4, 6, 7 and 8, a connection through hole 8 is provided on the second connection portion 502 of the U-shaped cantilever 5, the connection through hole 8 is located above the limiting protrusion 7, a pull ring 102 is provided through the connection through hole 8 in a matching manner, a pull arm 101 is provided on one side of the pull tab 1 facing the U-shaped cantilever 5, one end of the pull arm 101 is connected with the pull tab, the other end of the pull arm 101 is connected with the pull ring 102, the pull tab 1, the pull arm 101 and the pull ring 102 are integrally manufactured, and it should be noted that the parts not described in detail in this application are all the prior art.

The working principle of this application does: when the connector 2 and the adaptive connector 3 are inserted, the U-shaped cantilever 5 deforms, the limiting protrusion 7 is buckled with the buckling hole 601 on the socket 3 to realize locking, and the limiting protrusion is not easy to fall off in a vibration environment, so that the signal transmission quality of the connector is effectively ensured; the second connecting portion 502 that the pulling-on piece 1 drove U-shaped cantilever 5 moves to the direction of keeping away from buckle hole 601, and the unblock is realized with the separation of buckle hole 601 on the socket 3 to spacing arch 7, convenient operation, and the unblock is fast, has improved work efficiency.

Of course, the present invention is not limited to the above-described embodiments, and several other embodiments based on the design concept of the present invention are provided below.

For example, in other embodiments, unlike the above-described embodiments, the two U-shaped cantilevers 5 are integrally formed with the plug metal housing 201.

For example, in other embodiments, unlike the above-described embodiments, the two card boards 6 are integrally formed with the receptacle metal housing 301.

For example, in another embodiment, different from the above-described embodiment, the adapter connector 3 has an elastic part, a limiting protrusion 7 is provided on the elastic part, a latching hole 601 engaged with the limiting protrusion 7 is provided on the connector 2, and the elastic part and the latching hole 601 can move relatively.

The present application provides a specific embodiment of a connector:

the utility model provides a connector, be equipped with the unlocking device that elasticity portion and be connected with the elasticity portion on the connector, be equipped with on the elasticity portion be used for with the spacing arch 7 of adapter connector buckle hole complex, realize the locking of connector and adapter connector, the elasticity portion includes the first connecting portion 501 of being connected with the connector and sets up the second connecting portion 502 of spacing portion, the elasticity portion has the inner chamber, is equipped with extension 4 on the connector, the inner chamber is used for holding extension 4, extension 4 is equipped with chamfer structure 401, and chamfer structure 401 is located one side that extension 4 is close to second connecting portion 502.

The present application provides a specific embodiment of an adapter connector:

the adaptive connector is provided with a clamping hole 601, and the clamping hole 601 is used for being matched with a limiting protrusion on the connector to realize locking of the connector and the adaptive connector. The adapter connector is provided with a clamping plate 6, the clamping hole 601 is formed in the clamping plate 6, and the clamping hole 601 is rectangular.

It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.

Claims

1. A connector locking structure, comprising:

the elastic part is arranged on the connector (2), and a limiting bulge (7) is arranged on the elastic part;

the buckling hole (601) is arranged on the adaptive connector (3), the buckling hole (601) is used for being matched with the limiting protrusion (7), and the limiting protrusion (7) and the buckling hole (601) can move relatively;

an unlocking device which is arranged on the connector (2) and is connected with the elastic part;

when the connector (2) is plugged with the adaptive connector (3), the elastic part deforms to enable the limiting bulge (7) to be matched with the buckling hole (601) to realize locking; during unlocking, the unlocking device drives the part where the limiting protrusion (7) on the elastic part to move towards the direction away from the clamping hole (601), and the limiting protrusion (7) on the elastic part is separated from the clamping hole (601) to realize unlocking.

2. A connector locking structure according to claim 1, wherein: the elastic part comprises a first connecting part (501) connected with the connector (2) and a second connecting part (502) provided with a limiting part.

3. A connector locking structure according to claim 2, wherein: the elastic part is provided with an inner cavity, an extension part (4) is arranged on the connector (2), and the inner cavity is used for accommodating the extension part (4).

4. A connector locking structure according to claim 3, wherein: the extension portion (4) is provided with a chamfering structure (401), and the chamfering structure (401) is located on one side, close to the second connecting portion (502), of the extension portion (4).

5. A connector locking structure according to claim 1, wherein: the unlocking device comprises a pull tab (1) connected to the elastic portion.

6. A connector locking structure according to claim 5, wherein: the elastic parts are arranged on two sides of the connector (2), and the pull piece (1) is arranged at the upper end of the connector (2).

7. A connector locking structure according to any one of claims 1 to 6, wherein: be equipped with cardboard (6) on adaptation connector (3), buckle hole (601) set up on cardboard (6).

8. A connector locking structure according to claim 7, wherein: the buckling hole (601) is rectangular.

9. A connector, characterized by: the connector is provided with an elastic part and an unlocking device connected with the elastic part, and the elastic part is provided with a limiting bulge (7) matched with the adaptive connector buckling hole, so that the connector and the adaptive connector are locked.

10. A connector according to claim 9, wherein: the elastic part comprises a first connecting part (501) connected with the connector and a second connecting part (502) provided with a limiting part.

11. A connector according to claim 10, wherein: the elastic part is provided with an inner cavity, an extension part (4) is arranged on the connector, and the inner cavity is used for accommodating the extension part (4).

12. A connector according to claim 11, wherein: the extension part (4) is provided with a chamfering structure (401), and the chamfering structure (401) is located on one side, close to the second connecting part (502), of the extension part (4).

13. An adapter connector, characterized by: the adapter connector is provided with a clamping hole (601), and the clamping hole (601) is used for being matched with a limiting protrusion on the connector to realize locking of the connector and the adapter connector.

14. The adapter connector of claim 13, wherein: the adapter connector is provided with a clamping plate (6), the clamping hole (601) is formed in the clamping plate (6), and the clamping hole (601) is rectangular.