CN112787166A

CN112787166A - Cable connector assembly with outward-inward lock catch

Info

Publication number: CN112787166A
Application number: CN202110196527.6A
Authority: CN
Inventors: 鲁红兵; 沙奔; 丁涛; 罗欢; 仇伟伟; 李贵夫
Original assignee: Suzhou Huayang Aerospace Electric Co Ltd
Current assignee: Suzhou Huayang Aerospace Electric Co Ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-05-11

Abstract

The invention provides a cable connector assembly with an outward-inward lock catch, which comprises an insulating body butted with a matching end connector and a conductive element arranged in the insulating body, wherein one end of the conductive element can be butted with the matching end connector, the other end of the conductive element is connected with a plurality of cables, and the insulating body is also provided with a lock catch elastic sheet which can be correspondingly buckled with the matching end connector. The invention provides a cable connector component with an outward-inward lock catch, which reduces the risk of PIN collapse.

Description

Cable connector assembly with outward-inward lock catch

Technical Field

The invention relates to the technical field of connectors, in particular to the technical field of high-speed integrated cable assemblies, and particularly relates to a cable connector assembly with an outward-inward lock catch.

Background

In the prior art, patent application No.: CN205429310U, patent name: the utility model provides an electric connector assembly, discloses an electric connector assembly, and it includes plug and socket, and the plug includes circuit board, insulator and cable, and the circuit board level is placed, has relative butt joint end and link around, and the metal contact piece has been arranged on the upper and lower surface of butt joint end, and the butt joint end is protrusion in insulator forward, and the link is fixed in the insulator, cable front end and link electric connection, and the cable rear end extends insulator backward. The socket comprises an insulating base body, a plurality of conductive terminals accommodated in the insulating base body and a metal shell wrapping the insulating base body, wherein the insulating base body is provided with slots, the conductive terminals are provided with arc-shaped contact parts extending into the slots and welding pins extending out of the insulating base body, the contact parts are arranged into an upper row and a lower row in the slots, the metal shell comprises a top wall, a bottom wall and two side walls, the top wall, the bottom wall and the two side walls are wrapped on the outer side of the insulating base body, the top wall, the bottom wall and the two side walls protrude out of the insulating base body forwards, a plug hole is formed between the.

The defects in the prior art are as follows: when the plug in the prior art is inserted into the socket, the front end of the insulating body is inserted into the plug hole, and the butt joint end of the circuit board is inserted into the slot, so that the contact piece is in elastic contact with the contact part, and the electrical connection is realized. However, when the customer facility space is narrow and the plug size is made very short, the plug is easily inserted obliquely when the plug is plugged due to the stress of the cable, so that the top of the circuit board is connected with the conductive terminal contact part, and the risk of PIN collapse exists.

Disclosure of Invention

The invention overcomes the defects of the prior art, provides the cable connector component with the outward-inward lock catch, and has the advantage of reducing the risk of PIN collapse.

In order to achieve the purpose, the invention adopts the technical scheme that: the cable connector assembly with the outward-inward lock catch comprises an insulating body and a conductive element, wherein the insulating body is in butt joint with a matching end connector, the conductive element is arranged in the insulating body, one end of the conductive element can be in butt joint with the matching end connector, the other end of the conductive element is connected with a plurality of cables, and the insulating body is further provided with a lock catch elastic sheet which can be correspondingly buckled with the matching end connector.

In a preferred embodiment of the present invention, the conductive element is provided with an opposite insertion portion and a welding portion at both ends thereof; the plug-in part can be in butt joint with the matching end connector, and a plurality of cables are welded to the welding part.

In a preferred embodiment of the present invention, a plurality of fool-proof structures are further disposed between the insertion portion and the welding portion of the conductive element, or/and a limiting protrusion or/and a limiting groove embedded in the insulating body is further disposed on the conductive element.

In a preferred embodiment of the present invention, the insulating body comprises a main body, in which the conductive element is embedded; one end of the cable is welded with the welding position and embedded into the main body, the other end of the cable extends out of the main body, and the opposite insertion position of the conductive element extends to the outside of the other end of the main body.

In a preferred embodiment of the present invention, at least one pair of baffles extending forward are respectively disposed on the outer side of one end of the main body where the opposite insertion portion is disposed, and an inward concave slot is formed between the baffles and the main body.

In a preferred embodiment of the present invention, a mounting seat is arranged on the main body, the mounting seat is provided with the locking elastic sheet, and the locking elastic sheet is elastically locked on the mounting seat; the mounting seat comprises at least one pair of side walls arranged at the upper part of the main body, and a concave locking cavity is formed between the side walls which are oppositely arranged; the inner sides of the side walls are respectively provided with a positioning hole, the positioning holes which are arranged oppositely are internally and pivotally provided with a steering shaft, and the steering shaft divides the locking cavity into an elastic pressure abutting area and a locking area.

In a preferred embodiment of the invention, the latch elastic sheet comprises an arc-shaped structure movably arranged between the steering shaft and the locking cavity in a penetrating way, one side of the arc-shaped structure is connected with an elastic resetting piece arranged in the elastic pressure abutting area through a guiding part, and the other side of the arc-shaped structure is connected with a limiting part arranged in the locking area; the arc-shaped structure and the guide part are combined to form a V-shaped guide structure.

In a preferred embodiment of the present invention, the elastic restoring element includes a fixing portion abutting against the elastic abutting region, a pressing portion is disposed at an upper portion of the fixing portion, and the fixing portion is elastically connected to the pressing portion through an elastic portion.

Furthermore, the lock catch elastic sheet is a metal lock elastic sheet.

In a preferred embodiment of the invention, a limiting block is arranged in the elastic abutting area, and a limiting groove clamped and limited with the limiting block is arranged on the fixing part; and/or the fixing part is also provided with a supporting arm which is in butt joint with the side wall.

In a preferred embodiment of the invention, a limiting fixture block is arranged above one side of the limiting part close to the opposite insertion part; the limiting part is arranged on the locking area in a spanning mode, a plurality of locking bosses protruding downwards are arranged below the limiting part, and the locking bosses correspond to the locking area.

The invention solves the defects existing in the technical background, and has the beneficial technical effects that:

the invention discloses a cable connector component with an outward-inward lock catch, which is capable of reducing the risk of PIN collapse.

1. The downward lock catch boss with the forward inclined guide inclined plane solves the problem of mutual matching and interlocking with the matching end connector, and ensures the reliability and stability of the performance of the matching end connector during mutual matching.

2. When the cable connector assembly is inserted into the matched end connector, the left side baffle plate and the right side baffle plate of the insulating body and the locking elastic sheets above the baffle plates play the effects of limiting and aligning, and the insertion direction is guided. In the inserting process, the limiting groove simultaneously plays a limiting and guiding role. Through the dual-limiting guide mechanism, the vertical and horizontal shaking can not occur in the process of matching with the matching end connector, and the risk of poor contact caused by deformation of the conductive terminal due to oblique insertion of the circuit board is effectively reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the preferred embodiment of the present invention showing the mating of a cable connector assembly with an outward inward latch with a mating connector;

FIG. 2 is a schematic view of an assembly structure of a cable connector assembly with outward and inward latches according to a preferred embodiment of the present invention;

FIG. 3 is an exploded view of the cable connector assembly with the outward latches according to the preferred embodiment of the present invention;

FIG. 4 is a schematic top view of a cable connector assembly with an outward inward latch according to a preferred embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of B-B in FIG. 4 in a preferred embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of A-A of FIG. 4 in a preferred embodiment of the present invention;

FIG. 7 is a side view schematic of the structure of FIG. 4 in a preferred embodiment of the invention;

the anti-rotation device comprises an insulating body 1, a mounting seat 10, a main body 11, a slot 111, a limiting block 101, a baffle 102, a baffle 103, an anti-rotation rib 104, a side wall 105, a positioning hole 105, a guide groove 106, a conductive element 2, an opposite insertion part 201, a welding part 202, a foolproof structure 203, a cable 3, a locking elastic sheet 4, a fixing part 401, an elastic part 402, a pressing part 403, a guiding part 404, a limiting part 405, a limiting groove 406, a supporting arm 407, an arc structure 408, a locking boss 409, a steering shaft 5, a matching end connector 6 and a locking hole 601.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the constituents relevant to the invention.

It should be noted that, if directional indications (such as up, down, bottom, top, etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative position relationship, motion situation, etc. of each component in a certain posture, and if the certain posture is changed, the directional indications are changed accordingly. 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 one or more of that feature. Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1 to 7, a cable connector assembly with an outward-inward latch includes an insulating body 1 butted with a mating connector 6, the insulating body 1 includes a main body 11, a pair of forward extending baffles 102 is disposed on an outer side of an end of the main body 11 butted with the mating connector 6, and a concave slot 111 is formed between the baffles 102 and the main body 11. The slot 111 between the baffle plate 102 and the body forms an open U-shaped cavity to guide and correct the direction of the mating process between the mating connector 6 and the insulating body 1. The insulating body 1 is also provided with a locking elastic sheet 4 which can be correspondingly buckled with the matching end connector 6. The main body 11 is internally and fixedly embedded with a conductive element 2; one end of the conductive element 2 can be butted with the matching terminal connector 6, the other end of the conductive element 2 is connected with a plurality of cables 3, and the plurality of cables 3 are electrically connected with the matching terminal connector 6 through the conductive element 2.

Specifically, as shown in fig. 2 to 4, the conductive element 2 is a printed circuit board. The opposite ends of the conductive element 2 are respectively provided with an opposite insertion part 201 and a welding part 202; the opposite plug portion 201 can be butted with the matching terminal connector 6, and the plurality of cables 3 are divided into upper and lower rows and welded to welding points on the upper surface and the lower surface of the welding portion 202 respectively. One end of the cable 3 is welded to the welding portion 202 and embedded in the main body 11, the other end of the cable 3 extends out of the main body 11, and the opposite insertion portion 201 of the conductive element 2 extends out of the other end of the main body 11. A plurality of fool-proof structures 203 which are arranged in a staggered mode are further arranged between the inserting portion 201 and the welding portion 202 of the conductive element 2. The fool-proof structure 203 is an asymmetric circular hole structure, but not limited thereto, and other structures with fool-proof function in the prior art can be selected for the fool-proof structure 203. The conductive element 2 is further provided with a limit protrusion embedded in the main body 11, but not limited thereto, and a limit groove structure can be adopted as the limit structure in other embodiments.

Specifically, as shown in fig. 1 to 7, an installation seat 10 is arranged on a main body 11, a locking elastic sheet 4 is arranged on the installation seat 10, and the locking elastic sheet 4 is elastically locked on the installation seat 10; the mounting seat 10 comprises at least one pair of side walls 104 arranged on the upper part of the main body 11, and a concave locking cavity is formed between the oppositely arranged side walls 104; the inner sides of the side walls 104 are respectively provided with positioning holes 105 which are symmetrical to each other, the steering shaft 5 is pivoted in the positioning holes 105 which are oppositely arranged, and the steering shaft 5 divides the locking cavity into an elastic pressing area and a locking area.

More specifically, the locking spring 4 is a metal locking spring. The locking elastic sheet 4 comprises an arc-shaped structure 408 which is arranged between the steering shaft 5 and the locking cavity in a penetrating way, one side of the arc-shaped structure 408 is connected with an elastic resetting piece arranged in the elastic pressure-resisting area through a guide part 404, and the other side of the arc-shaped structure 408 is connected with a limiting part 405 arranged in the locking area; the combination of the arcuate structure 408 and the guide portion 404 form a V-shaped guide structure. The elastic reset piece comprises a fixing part 401 butted with the elastic abutting area, a pressing part 403 is arranged on the upper part of the fixing part 401, and the fixing part 401 is elastically connected with the pressing part 403 through an elastic part 402. Furthermore, the fixing portion 401 and the pressing portion 403 are plate-shaped structures, the fixing portion 401 and the pressing portion 403 are parallel to each other, the pressing portion 403 is parallel to a horizontal plane, and the elastic portion 402 is an arc-shaped elastic sheet structure. Furthermore, a limiting block 101 is arranged in the elastic abutting area, and a limiting groove 406 which is clamped and limited with the limiting block 101 is arranged on the fixing part 401; the fixing portion 401 is further provided with a supporting arm 407 which is butt-fitted to the side wall 104. A limiting fixture block is arranged above one side of the limiting part 405 close to the opposite insertion part 201; the limiting part 405 is arranged on the locking area in a crossing mode, a plurality of locking bosses 409 protruding downwards are arranged below the limiting part 405, and the locking bosses 409 correspond to the locking area. The locking boss 409 can be correspondingly clamped with the locking hole 601 oppositely inserted on the matching end connector 6, and the locking shrapnel 4 and the matching end connector 6 are in butt joint interlocking.

Example two

Referring to fig. 1 to 7, firstly, a printed circuit board of a conductive element 2 and two ends of the conductive element 2 are respectively provided with an opposite insertion part and a welding part, and a cable 3 is welded on the corresponding welding part to form a module. The two sides of the outer conductive element 2 are provided with fool-proof structures 203, i.e. asymmetric round hole structures. Insulator 1 is the injection molding body, and insulator 1 includes main part 11 to and set up the baffle 102 of a pair of relative setting in the front end both sides of main part 11, and conductive element 2's the part of inserting exposes in insulator 1's main part 11 outside during moulding plastics, and its welded part is wrapped up inside insulator 1's main part 11, and conductive element 2's foolproof structure 203 is used for fixing a position and the function of foolproof when moulding plastics. One end of the cable 3 is connected with the welding part of the conductive element 2 in a welding way, and the other end of the cable 3 is led out of the insulating body 1.

The injection-molded baffle plates 102 on both sides of the insulating body 1 are matched with the main body 11 to form a constraint with the two outer side walls 104 of the mating connector, and an anti-rotation rib 103 is arranged between each baffle plate 102 and the main body 11 for correction and anti-rotation.

1 upper portion injection moulding of insulator has mount pad 10, and mount pad 10 includes that main part 11 upper portion draws forth two lateral walls 104, and two lateral walls 104 inboards are equipped with guide way 106 respectively, and guide way 106 is used for accomodating to inlay establishes support arm 407, be convenient for with the fixed area both sides support arm 407 on the hasp shell fragment 4 and guide way 106 form the restraint, be equipped with stopper 101 above insulator 1 simultaneously for fixed part 401 and spacing groove 406 butt joint restraint.

The using method and the working principle of the invention are as follows:

as shown in fig. 1 to 7, the butt joint locking: the mating end connector 6 is butted against the end of the insulating body 1 provided with the butting portion 201. The cooperation of the shield 102 and the body 11 on both sides of the insulator body 1 serves to form a constraint with both outer sidewalls 104 of the inter-fitting connector. The elastic part 402 of the locking spring 4 is provided with a locking boss 409 with a forward inclined guide slope, and the locking boss 409 extends into the locking hole 601 on the matching end connector 6 from top to bottom when being matched with the matching end connector 6 to form interlocking.

As shown in fig. 1 to 7, the separation unlocking: the steering shaft 5 is fixed in the positioning holes 105 on the inner sides of the two side walls 104 of the insulating body 1, and is used for limiting and abutting against the arc-shaped structure 408 on the metal locking elastic sheet 4. When the pressing part 403 is pressed down, the elastic part 402 deforms to pull the guiding part 404 and rotates around the rotating shaft 5 through the arc-shaped structure 408, so that the limiting part 405 expands outwards, and meanwhile, the locking boss 409 is separated from the locking hole 601 of the matched end connector, and unlocking is completed.

The above embodiments are specific supports for the idea of the present invention, and the protection scope of the present invention is not limited thereby, and any equivalent changes or equivalent modifications made on the basis of the technical scheme according to the technical idea of the present invention still belong to the protection scope of the technical scheme of the present invention.

Claims

1. The utility model provides a cable connector subassembly of inside hasp in area, includes insulator (1) with mating end connector (6) butt joint to and set up conductive element (2) in insulator (1), the one end of conductive element (2) can with mating end connector (6) butt joint, the other end of conductive element (2) is connected with a plurality of cables (3), its characterized in that: the insulating body (1) is further provided with a lock catch elastic sheet (4) which can be correspondingly buckled with the matching end connector (6).

2. The cable connector assembly with an outside-in latch of claim 1, wherein: the two ends of the conductive element (2) are respectively provided with an opposite insertion part (201) and a welding part (202); the plug-in part (201) can be in butt joint with the matching end connector (6), and the cables (3) are welded to the welding part (202).

3. The cable connector assembly with an outside-in latch of claim 2, wherein: a plurality of fool-proof structures (203) are further arranged between the oppositely inserting part (201) and the welding part (202) of the conductive element (2), or/and a limiting bump or/and a limiting groove embedded into the insulating body (1) is further arranged on the conductive element (2).

4. The cable connector assembly with an outside-in latch of claim 3, wherein: the insulation body (1) comprises a main body (11), and a conductive element (2) is embedded in the main body (11); one end of the cable (3) is welded with the welding part (202) and embedded into the main body (11), the other end of the cable (3) extends out of the main body (11), and the opposite insertion part (201) of the conductive element (2) extends to the outside of the other end of the main body (11).

5. The cable connector assembly with an outside-in latch of claim 4, wherein: the outer side of one end of the main body (11) provided with the opposite insertion part (201) is respectively provided with at least one pair of baffle plates (102) extending forwards, and an inwards concave slot (111) is formed between each baffle plate (102) and the main body (11).

6. The cable connector assembly with an outside-in latch of claim 5, wherein: the main body (11) is provided with an installation seat (10), the installation seat (10) is provided with the lock catch elastic sheet (4), and the lock catch elastic sheet (4) is elastically locked on the installation seat (10);

the mounting seat (10) comprises at least one pair of side walls (104) arranged at the upper part of the main body (11), and a concave locking cavity is formed between the side walls (104) which are oppositely arranged; the inner sides of the side walls (104) are respectively provided with a positioning hole (105), the positioning holes (105) which are arranged oppositely are internally and pivotally provided with a steering shaft (5), and the steering shaft (5) divides the locking cavity into an elastic pressing area and a locking area.

7. The cable connector assembly with an outside-in latch of claim 6, wherein: the lock catch elastic sheet (4) comprises an arc-shaped structure (408) movably arranged between the steering shaft (5) and the locking cavity in a penetrating mode, one side of the arc-shaped structure (408) is connected with an elastic reset piece arranged in the elastic abutting area through a guide portion (404), and the other side of the arc-shaped structure (408) is connected with a limiting portion (405) arranged in the locking area; the arc-shaped structure (408) and the guide part (404) are combined to form a V-shaped guide structure.

8. The cable connector assembly with an outside-in latch of claim 7, wherein: elasticity reset piece include with elasticity supports fixed part (401) of nip butt joint, the top of fixed part (401) is provided with presses splenium (403), fixed part (401) through elastic component (402) with press splenium (403) elasticity to link up.

9. The cable connector assembly with an outside-in latch of claim 8, wherein: a limiting block (101) is arranged in the elastic pressing area, and a limiting groove (406) which is clamped and limited with the limiting block (101) is arranged on the fixing part (401); or/and the fixing part (401) is also provided with a supporting arm (407) which is in butt joint with the side wall (104) in an embedded mode.

10. The cable connector assembly with an outside-in latch of claim 9, wherein: a limiting fixture block is arranged above one side of the limiting part (405) close to the opposite insertion part (201); the limiting part (405) is arranged on the locking area in a crossing mode, a plurality of locking bosses (409) protruding downwards are arranged below the limiting part (405), and the locking bosses (409) correspond to the locking area.