CN216289061U

CN216289061U - Plug-in locking connection device

Info

Publication number: CN216289061U
Application number: CN202122614405.2U
Authority: CN
Inventors: 刘小龙; 高文举
Original assignee: Hefei Lianbao Information Technology Co Ltd
Current assignee: Hefei Lianbao Information Technology Co Ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-12
Anticipated expiration: 2031-10-27

Abstract

The application relates to the field of connectors and discloses an insertion type locking connecting device which is used for locking an object to be connected after insertion and is characterized by comprising a connecting main body, wherein an accommodating cavity for accommodating the object to be connected is arranged in the connecting main body; in an unlocking state, the locking mechanism is arranged in a contracting mode so as to unlock the object to be connected; and in the moving process of the object to be connected in the accommodating cavity, the locking mechanism switches the unlocking state and the locking state back and forth. The plug-in locking connecting device is locked when being inserted into an object to be connected and cannot be easily pressed in place.

Description

Plug-in locking connection device

Technical Field

The application relates to the field of connectors, in particular to an insertion type locking connecting device.

Background

Flexible Flat Cable Flexible Flat Cable (FFC) is one kind with PET insulating material and extremely thin tin-plated Flat copper line, through the novel data Cable that high-tech automation equipment production line pressfitting formed, has advantages such as soft, the bending is folding at will, thickness is thin, small, connect simple, dismantle convenient, the easy electromagnetic shield (EMI) of solving.

The common connector assembles flexible flat cable among the prior art to lock flexible flat cable through the lid, and need make a round trip plug lid when utilizing lid locking flexible flat cable, the operation is difficult to compress tightly when inconvenient covering and targets in place, so that the appearance of unusual in-service behavior.

SUMMERY OF THE UTILITY MODEL

The application mainly solves the technical problems existing in the prior art, and provides the plug-in locking connecting device which is locked by inserting a to-be-connected object and cannot generate the situation that the to-be-compressed object is not easy to compress in place.

In order to solve the technical problems and achieve the purpose of the application, the application provides an insertion type locking connection device which is used for locking a to-be-connected object after being inserted and is characterized by comprising a connection main body, wherein an accommodating cavity used for accommodating the to-be-connected object is arranged in the connection main body; in the unlocking state, the locking mechanism is arranged in a shrinkage mode to unlock the object to be connected, and in the moving process of the object to be connected in the accommodating cavity, the locking mechanism switches the unlocking state and the locking state back and forth.

In an implementation manner, the locking mechanism includes an elastic locking piece and a locking groove, the elastic locking piece is used in a paired manner, the locking groove is disposed on the object to be connected, the locking groove is disposed on one side of the object to be connected, the elastic locking piece includes a fixed end and a free end, the free end of the elastic locking piece extends towards the accommodating cavity along the insertion direction of the object to be connected, and in the locking state, the free end is in the locking groove to limit the object to be connected to move longitudinally.

In an embodiment, the elastic locking piece has a U-shaped structure, and an opening direction of the elastic locking piece is arranged in the same direction as the insertion direction.

In an implementation mode, the locking mechanism further comprises a locking main body, the fixed end is fixedly connected with the locking main body, a containing groove used for containing the locking mechanism is further formed in the connecting main body, the containing groove is communicated with the containing cavity, and the locking main body is connected with the connecting main body in a buckled mode.

In an embodiment, the locking body is provided with an unlocking groove for accommodating the free end, the unlocking groove is communicated with the accommodating cavity, and in the locking state, the free end extends from the accommodating groove and enters the locking groove.

In an embodiment, the locking body is connected to the connecting body by a snap device, the snap device includes a snap arranged on the locking body and a slot arranged on the connecting body, and the snap is snapped in the slot.

In an embodiment, an unlocking device for converting the locking mechanism from the locked state to the unlocked state is further disposed in the locking groove.

In an implementation manner, the unlocking device includes a top block, the top block is sequentially provided with a pressing portion and an abutting portion along the insertion direction, the abutting portion always abuts against the elastic locking piece, the top block is slidably connected with the locking groove, the top block includes a first position and a second position, in the locking state, the free end is in the locking groove, and the top block is located at the first position; in the unlocked state, the free end is outside the locking slot and the top piece is in the second position.

In an implementation manner, the top block includes a pressing block for providing a pressing portion and an abutting block for providing an abutting portion, the pressing block protrudes out of the abutting block to form an abutting surface, the locking body is provided with a limiting surface, and the abutting surface abuts against the limiting surface to limit the top block to continue to move along the insertion direction and the top block is located at the second position.

In an embodiment, the object to be connected is a flat cable, a connection contact is disposed in the accommodating cavity, and in the locked state, the object to be connected is in signal connection with the connection contact.

Compared with the prior art, the plug-in locking connecting device has the following beneficial effects:

1. after the object to be connected is inserted into the accommodating cavity, the locking mechanism and the object to be connected act to form a locking state along with the deepening of the inserting position so as to form an inserting and locking working mode, so that the locking action is simplified, and the locking efficiency is improved;

2. the connector can be locked only by proper position after being inserted, and the firmness of locking the connector after being inserted every time is uniform, which is not dependent on the compression degree of the cover in the prior art.

Therefore, the application has the characteristics of reasonable structure and convenient assembly and disassembly.

Drawings

FIG. 1 is a schematic view of a male locking device of the present application in a locked position;

FIG. 2 is a schematic view of a male locking device of the present application in an unlocked state;

FIG. 3 is a front view of the connecting body of the present application;

figure 4 is a cross-sectional view of a connecting body of the present application.

The reference numbers in the figures illustrate: 1. a substance to be ligated; 2. a connecting body; 3. an accommodating cavity; 4. an elastic locking piece; 5. a locking groove; 6. a fixed end; 7. a free end; 8. an opening; 9. a locking body; 10. accommodating grooves; 11. unlocking the groove; 12. buckling; 13. a card slot; 14. a top block; 15. a pressing part; 16. an abutting portion; 17. an abutting surface; 18. a limiting surface; 19. and connecting the contacts.

Detailed Description

In order to make the objects, features and advantages of the present application more obvious and understandable, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The connector is used for assembling the flexible flat cable in the prior art, the flexible flat cable is locked through the cover, the cover needs to be inserted and pulled back and forth when the flexible flat cable is locked through the cover, and the cover is not easily compressed in place when the cover is inconvenient to operate and is covered, so that abnormal use conditions occur.

Therefore, the plug-in locking connection device is used for locking an object to be connected 1 after being plugged in and is characterized by comprising a connection main body 2, wherein an accommodating cavity 3 used for connecting the object to be connected 1 is arranged in the connection main body 2, a locking mechanism used for locking the object to be connected 1 is also arranged in the connection main body 2 and can be arranged in a telescopic manner, the locking mechanism comprises a locking state and an unlocking state, and the locking mechanism extends into the accommodating cavity 3 in the locking state to lock the object to be connected 1; in the unlocking state, the locking mechanism is arranged in a contracting mode so as to unlock the object to be connected 1; and in the moving process of the object to be connected 1 in the accommodating cavity, the locking mechanism switches the unlocking state and the locking state back and forth.

Example (b):

FIGS. 1 to 4 show an exemplary embodiment of the subject of the present application

Referring to fig. 1, an embodiment of the present application shows an insertion type locking connection device for locking an object 1 to be connected after insertion, which includes a connection body 2, in a preferred state, the connection body 2 is a rectangular parallelepiped structure, a receiving cavity 3 for receiving the object 1 to be connected is longitudinally arranged in the connection body 2, the object 1 to be connected can move freely in the receiving cavity 3, a locking mechanism is further arranged in the connection body 2, the locking mechanism is used for locking the object 1 to be connected after the object 1 to be connected is inserted into the receiving cavity 3 and reaches a certain position, the locking mechanism is telescopically arranged to form a locking state and an unlocking state of the locking mechanism in a telescopic process of the locking mechanism, as shown in fig. 1, in the locking state, the object 1 to be connected moves into the receiving cavity 3 and then moves to a locking position, the locking mechanism extends into the receiving cavity 3 and acts on the object 1 to be connected, when the object 1 to be connected is locked, as shown in fig. 2, in the unlocked state, the part of the locking mechanism extending into the accommodating cavity 3 is contracted, so as to release the locking with the object 1 to be connected, and during the movement of the object 1 to be connected in the accommodating cavity 3, the relative position between the locking mechanism and the object 1 to be connected is changed, and the locking mechanism can switch the unlocked state and the locked state.

When waiting that link 1 is in the locking position, locking mechanism accomplishes the mode of inserting promptly locking, has simplified the locking action and has improved locking efficiency, waits that link 1 inserts the back and just can realize locking as long as the position is suitable, and the fastness of treating link 1 locking after inserting at every turn is more unified, does not rely on the degree of compressing tightly of lid like among the prior art.

Referring to fig. 1, in the embodiment of the present application, the locking mechanism includes a locking main body 9, and an elastic locking plate 4 and a locking groove 5 that are used in pair, and the locking mechanism may be disposed in one of the connecting main body 2, or may be used in pair from left to right, so as to achieve the purpose of locking.

The elastic locking piece 4 is made of hard elastic material, and preferably, the elastic locking piece 4 is made of elastic metal material such as spring steel.

In the embodiment of this application, treat that the thing 1 left and right sides is provided with the lateral wall, when being provided with two locking mechanism in connecting body 2, all set up locking groove 5 on treating the both sides wall of thing 1, wherein, locking groove 5 is the rectangular channel, and the top and the diapire that set gradually along the direction of inserting are drawn together to the rectangular channel, and two locking grooves 5 are symmetrical along the central line of connecting body 2 and are set up under the preferred state.

Wherein, be provided with the holding tank 10 that is used for holding locking mechanism in the connecting body 2, be provided with locking main part 9 in the holding tank 10, elasticity locking plate 4 includes free end 7 and stiff end 6, is provided with the unlocking groove 11 that is used for holding free end 7 on the locking main part 9, and unlocking groove 11 with hold the setting of cavity 3 intercommunication, stiff end 6 and locking main part 9 fixed connection, the scalable setting of free end 7 of elasticity locking plate 4.

When the connecting device is used, an object to be connected 1 is inserted into the accommodating cavity 3, the accommodating cavity 3 defines the object to be connected 1 in other directions except the longitudinal direction, after the object to be connected 1 is inserted into the accommodating cavity 3, the side wall of the object to be connected 1 abuts against the free end 7 of the elastic locking sheet 4, the free end 7 of the elastic locking sheet 4 abuts against the unlocking groove 11, so that the elastic locking sheet 4 enters an unlocking state, the object to be connected 1 can continuously move in the accommodating cavity 3 until the object to be connected 1 moves to the bottom, the object to be connected 1 reaches a locking position, the elastic locking sheet 4 just extends from the accommodating groove 10 along the insertion direction of the object to be connected 1 due to the elasticity of the elastic locking sheet 4 and enters the locking groove 5, so as to limit the longitudinal movement of the object to be connected 1, when the object to be connected 1 is lifted, the movement of the object to be connected 1 along the opposite direction of the insertion direction is limited due to the interaction of the free end 7 and the bottom wall, at this time, the to-be-connected object 1 has moved to the bottom of the accommodation cavity 3, thereby restricting the to-be-connected object 1 from moving in the insertion direction, as shown in fig. 1, to lock the entire to-be-connected object 1.

In the embodiment of the present application, the elastic locking piece 4 is a U-shaped mechanism, the direction of the opening 8 of the elastic locking piece 4 is arranged in the same direction as the insertion direction, and the opening 8 of the elastic locking piece 4 is a horn-shaped opening 8.

As shown in fig. 3 and 4, in the embodiment of the present application, the locking body 9 is connected to the connecting body 2 by a buckle 12 device, wherein the buckle 12 device includes a buckle 12 disposed on the locking body 9 and a slot 13 disposed on the connecting body 2, and the buckle 12 is snapped into the slot 13.

The front surface, the rear surface and the outward side surface of the locking main body 9 are both provided with buckles 12, and the connecting main body 2 is provided with clamping grooves 13 corresponding to the buckles 12.

Referring to fig. 1 and 2, in the embodiment of the present application, in order to switch the lock mechanism retraction setting from the locked state to the unlocked state, an unlocking device is provided in the lock groove 5.

The unlocking device comprises a top block 14, a pressing portion 15 and an abutting portion 16 are sequentially arranged on the top block 14 along the insertion direction, the abutting portion 16 abuts against the elastic locking piece 4 all the time, the top block 14 is in sliding connection with the locking groove 5, the specific sliding connection mode under the optimal state is a sliding groove communicated with the locking groove 5 and a sliding block arranged on the top block 14, and the sliding block is arranged in the sliding groove in a sliding mode.

The top block 14 comprises a first position and a second position, as shown in fig. 1, in the locking state, the free end 7 is in the locking groove 5, and the top block 14 is located at the first position; in the unlocked state, as shown in fig. 2, the free end 7 is outside the locking groove 5 and the top piece 14 is in the second position.

The top block 14 comprises a pressing block for arranging the pressing portion 15 and a butting block for arranging the butting portion 16, the pressing block protrudes out of the butting block to form a butting surface 17, a limiting surface 18 is arranged on the locking main body 9, the butting surface 17 abuts against the limiting portion to limit the top block 14 to continue to move along the insertion direction, and the top block 14 is located at the second position.

When the connector is used, a user presses the pressing part 15 downwards, the top block 14 moves along the insertion direction, the abutting part 16 abuts against the elastic locking piece 4 and gradually abuts against the free end 7 into the unlocking groove 11, the abutting surface 17 on the top block 14 abuts against the limiting surface 18 on the locking main body 9, the top block 14 is located at the second position, as shown in fig. 2, so that the whole connector 1 to be connected is unlocked, the connector 1 to be connected can be freely drawn out, after the user presses the pressing part 15 in a contact manner, due to the existence of the elastic locking piece 4, the top block 14 is forced to return to the first position, and the next connector 1 to be connected enters.

Insert formula locking connection device is used for locking in this application and treats link 1, and is concrete, treat in this application that link 1 can be flexible flat cable or other article that need carry out signal connection, is provided with connecting contact 19 in holding the cavity 3, under the locking state, treats link 1 and connecting contact 19 signal connection.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An insertion type locking connection device is used for locking an object to be connected (1) after being inserted and is characterized by comprising a connection main body (2), wherein an accommodating cavity (3) for accommodating the object to be connected (1) is formed in the connection main body (2), a locking mechanism for locking the object to be connected (1) is further arranged in the connection main body (2), the locking mechanism is arranged in a telescopic manner and comprises a locking state and an unlocking state, and the locking mechanism extends into the accommodating cavity (3) in the locking state to lock the object to be connected (1); in the unlocking state, the locking mechanism is contracted to unlock the object (1) to be connected; and in the moving process of the object (1) to be connected in the accommodating cavity (3), the locking mechanism switches the unlocking state and the locking state back and forth.

2. The plug-in locking connection according to claim 1, characterized in that the locking mechanism comprises a resilient locking tab (4) and a locking groove (5) arranged on the object (1) to be connected, the locking groove (5) being arranged on one side of the object (1) to be connected, the resilient locking tab (4) comprising a fixed end (6) and a free end (7), the free end (7) of the resilient locking tab (4) extending in the insertion direction of the object (1) to be connected towards the receiving cavity (3), the free end (7) being in the locking groove (5) in the locked state in order to limit the longitudinal movement of the object (1) to be connected.

3. The plug-in locking connection according to claim 2, characterized in that the resilient locking tab (4) is of a U-shaped construction, the opening (8) of the resilient locking tab (4) being oriented in the same direction as the insertion direction.

4. The plug-in locking connection according to claim 2, characterized in that the locking mechanism further comprises a locking body (9), the fastening end (6) being fixedly connected to the locking body (9), a receiving groove (10) being provided in the connecting body (2) for receiving the locking mechanism, the locking body (9) being snap-fitted (12) to the connecting body (2).

5. A plug-type locking connection according to claim 4, characterized in that the locking body (9) is provided with an unlocking groove (11) for accommodating the free end (7), the unlocking groove (11) being arranged in communication with the accommodating chamber (3), the free end (7) extending from the accommodating groove (10) and into the locking groove (5) in the locked state.

6. Plug-in locking connection according to claim 4, characterized in that the locking body (9) is snap-connected (12) to the connection body (2) by means of a snap (12) arrangement, which snap (12) arrangement comprises a snap (12) arranged on the locking body (9) and a catch (13) arranged on the connection body (2), which catch (12) is snap-connected in the catch (13).

7. Plug-in locking connection according to claim 4, characterized in that unlocking means for changing the locking mechanism from the locked state to the unlocked state are also provided in the locking groove (5).

8. The plug-in locking connection according to claim 7, characterized in that the unlocking means comprise a top piece (14), the top piece (14) is provided with a pressing portion (15) and an abutting portion (16) in sequence along the insertion direction, the abutting portion (16) always abuts against the elastic locking piece (4), the top piece (14) is connected with the locking groove (5) in a sliding manner, the top piece (14) comprises a first position and a second position, in the locking state, the free end (7) is in the locking groove (5), and the top piece (14) is located at the first position; in the unlocked state, the free end (7) is outside the locking groove (5), and the top piece (14) is in the second position.

9. The plug-in locking connection according to claim 8, characterized in that the top piece (14) comprises a pressing piece for providing a pressing portion (15) and an abutting piece for providing an abutting portion (16), the pressing piece protrudes out of the abutting piece to form an abutting surface (17), a limiting surface (18) is provided on the locking body (9), and the abutting surface (17) abuts against the limiting surface (18) to limit the top piece (14) from continuing to move along the insertion direction and the top piece (14) is in the second position.

10. Plug-in locking connection according to one of claims 1 to 9, characterized in that the object (1) to be connected is a flat cable, a connection contact (19) is arranged in the receiving chamber (3), and the object (1) to be connected is signal-connected to the connection contact (19) in the locked state.