CN115149308A

CN115149308A - Connector with multi-gear locking function

Info

Publication number: CN115149308A
Application number: CN202210756241.3A
Authority: CN
Inventors: 刘勇; 李阳智; 王斌; 江永谋; 李岭志; 刘时胜; 付志军; 付志强
Original assignee: Jiangxi Hangtong Electric Technology Co ltd
Current assignee: Jiangxi Hangtong Electric Technology Co ltd
Priority date: 2021-11-12
Filing date: 2022-06-29
Publication date: 2022-10-04
Also published as: CN114122788A

Abstract

The invention relates to the technical field of connectors, in particular to a connector with a multi-gear locking function, which comprises a socket and a plug, wherein an accommodating cavity is formed in the right side of the socket, an inserting part which is used for being rotatably inserted into the accommodating cavity is arranged on the left side of the plug, a first electric contact terminal is embedded into the socket, a second electric contact terminal is embedded into the plug, a plurality of anti-rotation convex ribs I are convexly arranged on the inner wall of the left side of the accommodating cavity, a plurality of anti-rotation convex ribs II are convexly arranged on the outer wall of the left side of the corresponding inserting part along the circumferential direction of the inserting part, when a buckling piece is clamped in a first clamping groove, the anti-rotation convex ribs I are not in contact with the anti-rotation convex ribs II, the socket and the plug can rotate relatively, when the buckling piece is clamped in a second clamping groove, the anti-rotation convex ribs I are in staggered fit with the anti-rotation convex ribs II, the socket and the plug can not rotate relatively, the product is multi-gear adjustable, can be selectively inserted into the connector without rotating, and the connector is wide in applicability and can be applied under different installation environments.

Description

Connector with multi-gear locking function

Technical Field

The invention relates to the technical field of connectors, in particular to a connector with a multi-gear locking function.

Background

The connector is also called as plug-in, plug and socket, mainly be used for connecting the device of two different active devices, play the effect of transmission current and signal, present most connector plug and socket join in marriage the back, the plug can freely rotate, in some specific service environment, because reasons such as vibration, can make the plug rotatory, plug and socket contact conductor constantly wear and tear, influence its electric contact reliability, reduce life, the plug is nonrotatable, use in environments such as computer lab, the wiring is inconvenient again, consequently, need one kind to have many gears to lock the functional connector and solve this problem.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a connector with a multi-gear locking function, so as to solve the above problems described in the background art.

The method specifically comprises the following steps: a connector with a multi-gear locking function comprises a socket and a plug, wherein an accommodating cavity is formed in the right side of the socket, a plugging part used for being rotatably plugged in the accommodating cavity is arranged on the left side of the plug, a first electric contact terminal is embedded in the socket, a second electric contact terminal is embedded in the plug, the plugging part is plugged in the accommodating cavity, and the first electric contact terminal is in electric contact with the second electric contact terminal;

a first clamping groove and a second clamping groove are formed in the outer wall of the right side of the socket along the circumferential direction of the socket, a clamping piece is arranged on the plug and used for being connected with the first clamping groove or the second clamping groove in a clamping mode after the inserting part is inserted into the accommodating cavity;

a plurality of anti-rotation convex ribs I are convexly arranged on the left inner wall of the containing cavity, a plurality of anti-rotation convex ribs II are convexly arranged on the left outer wall of the corresponding inserting part along the circumferential direction of the inserting part, when the buckling piece is clamped in the first clamping groove, the first anti-rotation convex rib is not in contact with the second anti-rotation convex rib, the socket and the plug can rotate relatively, when the buckle part is clamped in the second clamping groove, the first anti-rotation convex rib and the second anti-rotation convex rib are in staggered conjunction, and the socket and the plug can not rotate relatively.

Preferably, the second electric contact terminal is the tubulose, a plurality of fluting formation deformable interface has been seted up to one end, set up the concave contact ring of a plurality of on the deformable interface, concave contact ring overcoat is equipped with elasticity locating part, the second electric contact terminal other end is bent after flattening earlier and is connected with the high temperature wire downwards, the external wire of first electric contact terminal one end, the other end is cylindricly and pegs graft with the deformable interface, elasticity locating part is arranged in the outside recess of cyclic annular contact ring, hold tight deformable interface, elasticity locating part is applyed and is embraced tight power, it is more reliable with the conductor electrical contact to make cyclic annular contact ring, cyclic annular contact ring multiple spot contact, product contact reliability has been improved.

Preferably, the second electrical contact terminal is made of a material including, but not limited to, brass, copper, beryllium copper, copper-clad steel, and the like.

Preferably, the elastic limiting part is an annular spring, a snap spring and other elastic parts capable of applying holding force, and the annular spring comprises an integrally formed annular spring and an annular spring formed by surrounding a tension spring.

Preferably, a groove is formed in the right side of the first electric contact terminal, a touch-proof insulating sleeve is inserted into the groove, the touch-proof insulating sleeve can avoid mistakenly touching the first electric contact terminal in the operation process, and the operation safety is guaranteed.

Preferably, the second electrical contact terminal is soldered or riveted to the high temperature wire and integrally encapsulated to form the plug.

Preferably, the first electrical contact terminal and the socket housing form the entire socket using an encapsulation process.

Preferably, the middle part of the plug-in part is sleeved with a sealing ring, and the sealing ring can play an effective sealing role between the socket and the plug.

Preferably, buckle spare still includes locking chock, is formed with the clearance between the outer wall of buckle spare rear end and plug, and locking chock is arranged in the clearance is inlayed when buckle spare joint in the draw-in groove to with buckle spare rear end butt, it is not hard up to restrict buckle spare, prevent that the mistake from touching or vibrations lead to socket and plug to drop.

Preferably, socket right side outer wall is formed with first retaining ring and second retaining ring along its circumference protrusion, constitute first draw-in groove between first retaining ring and the second retaining ring, second retaining ring constitutes the second draw-in groove with the socket outer wall, first retaining ring outside edge sets up to more oblique angle, first gear need not unblock fastener can directly push in, second retaining ring outside edge sets up to the oblique angle or the right angle that are littleer than first retaining ring, when the second retaining ring is less oblique angle, it can directly push in equally need not unblock fastener, but need use great thrust, two dynamics that need different are pushed in, when the second retaining ring is the right angle, second gear needs earlier unblock fastener, shift out locking chock, press the fastener and just can pack the plug into the second gear.

Preferably, the outer side of the socket is provided with a mounting flange, and mounting holes are formed in the periphery of the mounting flange.

Preferably, the mounting flange top cover is equipped with sealed the pad, is provided with spacing lug on the mounting flange, and sealed the corresponding position of filling up and set up the spacing hole that matches with it, the installation of being convenient for, and prevent sealed the pad aversion.

Advantageous effects

1. Two grades of products can be adjusted, the applicability is wide, and the device can be applied to different installation environments;

2. the grooved tubular contact assembly is adopted, and a plurality of concave contact rings and annular springs are used, so that the contact is more reliable, and the product quality is improved;

3. the second electric contact terminal is flattened by the copper pipe, bent and welded or riveted with an external lead, so that the electric contact terminal is multifunctional, has no multiple electric connection, reduces the electric energy transmission loss, is firmer, has longer service life and cannot be loosened due to long-time use.

4. The second electric contact terminal and the high-temperature wire are integrally formed with the plug through an encapsulation injection molding process, so that the second electric contact terminal and the high-temperature wire can be well isolated from the external environment, the sealing performance is better, the second electric contact terminal and the high-temperature wire do not need to be assembled again during installation, the installation is fast and convenient, the cost is lower, and the overall cost performance is higher.

Drawings

FIG. 1 is an exploded view of an overall structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an overall structure according to an embodiment of the present invention;

FIG. 3 is an exploded view of an electrical contact terminal according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a socket structure according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a socket structure according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a plug structure according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view of an overall structure according to an embodiment of the present invention;

FIG. 8 shows an embodiment of the present invention a one-gear plugging state diagram;

FIG. 9 is a schematic diagram illustrating a second-gear plugging status according to an embodiment of the present invention;

FIG. 10 is a cross-sectional view of a second socket structure according to an embodiment of the present invention;

FIG. 11 is a cross-sectional view of a three-piece structure according to an embodiment of the present invention;

FIG. 12 is a cross-sectional view of a four-piece structure according to an embodiment of the present invention;

in fig. 1 to 12, the correspondence between the component names and the reference numbers is:

the anti-rotation plug comprises a socket-1, an accommodating cavity-101, an anti-rotation convex rib-1011, a second clamping groove-102, a second retainer ring-1021, a first clamping groove-103, a first retainer ring-1031, an installation flange-105, a bump-106, a sealing gasket-107, a plug-2, a plugging part-201, an anti-rotation convex rib-2011, a buckle-202, an anti-loosening block-203, a first electric contact terminal-3, an anti-touch insulating sleeve-301, a second electric contact terminal-4, a slot-401, a concave contact ring-402, an elastic limiting part-403, a contact pin-404, a screw-405, a sealing ring-5, a high-temperature lead-6, a wiring nose-7 and a tail cylinder part-8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In addition, in the present invention, it should be understood that the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are directions or positional relationships shown on the basis of the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have this specific direction, operate in a specific directional configuration, and thus, should not be construed as limiting the present invention.

Example one

As shown in figures 1 to 9:

the present embodiment provides

A connector with a multi-gear locking function comprises a socket 1 and a plug 2, wherein an accommodating cavity 101 is formed in the right side of the socket 1, an inserting part 201 which is used for being rotatably inserted into the accommodating cavity 101 is arranged on the left side of the plug 2, a first electric contact terminal 3 is embedded into the socket 1, a second electric contact terminal 4 is embedded into the plug 2, the inserting part 201 is inserted into the accommodating cavity 101, and the first electric contact terminal 3 is electrically contacted with the second electric contact terminal 4;

the outer wall of the right side of the socket 1 is circumferentially provided with a first clamping groove 103 and a second clamping groove 102, the plug 2 is provided with a buckling piece 202, and the buckling piece 202 is used for being buckled with the first clamping groove 103 or the second clamping groove 102 after the plugging part is inserted into the accommodating cavity;

wherein, the protruding convex rib 1011 that is provided with a plurality of rotations that prevent of holding chamber 101 left side inner wall, the corresponding grafting portion 201 left side outer wall is provided with a plurality of protruding rib two 2011s of preventing changeing along its circumference arch, when buckle spare 202 joint is in first draw-in groove 103, prevent changeing protruding rib 1011 and prevent changeing protruding rib two 2011 contactless, socket 1 can rotate relatively with plug 2, when buckle spare 202 joint is at second draw-in groove 102, prevent changeing protruding rib 1011 and prevent changeing the crisscross agreeing with of protruding rib two 2011, socket 1 can not rotate relatively with plug 2.

Wherein, second electrical contact terminal 4 is the tubulose, a plurality of fluting 401 formation interface that can deform is seted up to one end, set up the interior concave type contact ring 402 of a plurality of on the interface that can deform, interior concave type contact ring 402 overcoat is equipped with elasticity locating part 403, bend again after the 4 other ends of second electrical contact terminal flatten earlier and be connected with high temperature wire 6 downwards, the external wire of 3 one end of first electrical contact terminal, the other end is cylindricly and pegs graft with the interface that can deform, elasticity locating part arranges in the outside recess of cyclic annular contact ring, hold interface that can deform tightly, elasticity locating part is applyed and is held tightly the power, it is more reliable with the conductor electrical contact to make cyclic annular contact ring, cyclic annular contact ring multiple spot contact, product contact reliability has been improved.

Wherein, the elastic limiting part is annular spring, jump ring etc. can apply the elastic component of embracing the power of tightly, and annular spring includes that integrated into one piece annular spring and extension spring encircle the annular spring who forms.

Wherein, first electric contact terminal 3 right side is inside to be seted up flutedly, and it has the insulating cover of touch 301 to peg graft on the recess, and the insulating cover of touch 301 can avoid touching first electric contact terminal 3 at the operation in-process mistake, guarantee operation safety.

Wherein the second electric contact terminal 4 is welded or riveted with the high temperature lead 6 and integrally encapsulated to form the plug 2.

Wherein the first electric contact terminal 3 and the socket shell form the whole socket by adopting an encapsulation process.

Wherein, grafting portion 201 middle part cover is equipped with sealing ring 5, and sealing ring 5 can play the effective sealed effect between socket 1 and the plug 2.

Wherein, buckle spare 202 still includes locking chock 203, is formed with the clearance between buckle spare 202 rear end and the outer wall of plug 2, and locking chock 203 is arranged in the clearance when buckle spare joint in the draw-in groove, inlays to locate in the clearance to with buckle spare 202 rear end butt, with restriction buckle spare is not hard up, prevent that the mistake from touching or vibrations lead to socket 1 and plug 2 to drop.

Wherein, socket 1 right side outer wall is formed with first retaining ring 1031 and second retaining ring 1021 along its circumference protrusion, constitute first draw-in groove 103 between first retaining ring 1031 and the second retaining ring 1021, second retaining ring 1021 constitutes second draw-in groove 102 with socket 1 outer wall, first retaining ring 1031 outside edge sets up to the oblique angle, first gear does not need unblock buckle spare can directly push in, second retaining ring 1021 outside edge sets up to the right angle, when the second retaining ring is the right angle, the second gear needs earlier unblock buckle, move out locking plug 203, press the buckle spare and just can pack the second gear into to the plug, avoid the wrong assembly.

Wherein, the socket 1 outside is provided with mounting flange 105, and mounting hole has been seted up around mounting flange 105.

Wherein, the cover is equipped with sealed the pad 107 above mounting flange 105, is provided with spacing lug 106 on mounting flange 105, and sealed pad 107 corresponds the position and offers the spacing hole that matches with it, the installation of being convenient for, and prevent sealed pad 107 aversion.

The connector with the multi-gear locking function has the advantages of simple processing technology, low cost, convenient assembly, multiple purposes, no multiple electric connection, reduction of electric energy transmission loss, capability of two-gear adjustment, free selection and wide applicability.

Example two

Referring to fig. 10, the connector with a multi-gear locking function according to this embodiment is different from the first embodiment in that a first card slot 103 and a second card slot 102 are provided on the inside of a receptacle and are recessed inward.

EXAMPLE III

As shown in fig. 11, the connector with multi-gear locking function provided in this embodiment is different from the first embodiment in that the second electrical contact terminal 4 is tubular, one end of the second electrical contact terminal is provided with a plurality of slots 401 to form a deformable interface, the deformable interface is provided with a plurality of concave contact rings 402, the concave contact rings 402 are externally sleeved with elastic limiting members 403, the other end of the second electrical contact terminal 4 is flattened and then bent to be connected with the connection lug 7, the second electrical contact terminal 4 is welded or riveted with the connection lug 7, the second electrical contact terminal 4 and the upper portion of the connection lug 7 are encapsulated to form a plug 2, the lower end of the plug is screwed with a tail barrel 8, an external wire passes through the tail barrel 8 to be electrically connected with the connection lug 7, and in consideration of sealing, structures such as a sealing member and a clamping claw can be further provided in the tail barrel 8 for sealing and fixing the wire.

Wherein, socket 1 right side outer wall is formed with first retaining ring 1031 and second retaining ring 1021 along its circumference protrusion, constitute first draw-in groove 103 between first retaining ring 1031 and the second retaining ring 1021, second retaining ring 1021 constitutes second draw-in groove 102 with socket 1 outer wall, first retaining ring 1031 outside edge sets up to the oblique angle, first gear does not need unblock buckle spare can directly push in, second retaining ring 1021 outside edge sets up to the oblique angle less than first retaining ring, when the second retaining ring is less oblique angle, it can directly push in to also need not unblock buckle spare, nevertheless need great thrust, two grades and pushes and need different dynamics, the operating personnel perception of being convenient for.

Example four

As shown in fig. 12, the connector with a multi-gear locking function provided in this embodiment is different from the third embodiment in that a conventional electrical contact assembly is adopted, the second electrical contact terminal 4 is tubular, one end of the second electrical contact terminal is inserted into the first electrical contact terminal, the other end of the second electrical contact terminal is connected to the connection lug 7 through a screw 405 or a rivet, the second electrical contact terminal 4 and the upper portion of the connection lug 7 are encapsulated to form a plug 2, the lower end of the plug is screwed with a tail cylinder 8, an external wire passes through the tail cylinder 8 to be electrically connected to the connection lug 7, and for sealing, structures such as a sealing member and a clamping claw can be further arranged in the tail cylinder 8 to seal and fix the wire.

Claims

1. The utility model provides a connector with many gears locking function, includes socket, plug, its characterized in that: the right side of the socket is provided with an accommodating cavity, the left side of the plug is provided with an inserting part which is used for being rotatably inserted into the accommodating cavity, a first electric contact terminal is embedded into the socket, a second electric contact terminal is embedded into the plug, the inserting part is inserted into the accommodating cavity, and the first electric contact terminal and the second electric contact terminal are in electric contact;

the socket comprises a socket body, a plug and a clamping piece, wherein the socket body is provided with a first clamping groove, a plurality of first anti-rotation convex ribs are arranged on the inner wall of the left side of the containing cavity in a protruding mode, a plurality of second anti-rotation convex ribs are arranged on the outer wall of the left side of the inserting part in a corresponding protruding mode along the circumferential direction of the inserting part in a protruding mode, when the clamping piece is clamped in the first clamping groove, the first anti-rotation convex ribs are not in contact with the second anti-rotation convex ribs, the socket body and the plug can rotate relatively, when the clamping piece is clamped in the second clamping groove, the first anti-rotation convex ribs and the second anti-rotation convex ribs are in staggered fit, and the socket body and the plug can not rotate relatively.

2. The connector with the multi-gear locking function according to claim 1, wherein the second electrical contact terminal is tubular, one end of the second electrical contact terminal is provided with a plurality of slots to form a deformable interface, the deformable interface is provided with a plurality of concave contact rings, an elastic limiting part is sleeved outside the concave contact rings, the other end of the second electrical contact terminal is flattened and then bent to be connected with a high-temperature wire, one end of the first electrical contact terminal is externally connected with the wire, and the other end of the first electrical contact terminal is cylindrical and is inserted into the deformable interface.

3. The connector with a multi-gear locking function according to claim 2, wherein the elastic limiting member is an annular spring or an annular snap spring.

4. The connector with a multi-gear locking function according to claim 2, wherein a groove is formed in the right side of the first electric contact terminal, and a contact-preventing insulating sleeve is inserted into the groove.

5. The connector with a multiple-gear locking function according to claim 1, wherein a sealing ring is sleeved on the middle of the insertion part.

6. The connector with a multiple gear locking function according to claim 1, characterized in that: the buckle piece further comprises a locking chock block, a gap is formed between the rear end of the buckle piece and the outer wall of the plug, and the locking chock block is used for being embedded in the gap when the buckle piece is clamped in the clamping groove and is abutted against the rear end of the buckle piece to limit the looseness of the buckle piece.

7. The connector with the multiple-gear locking function according to claim 6, wherein a first retaining ring and a second retaining ring are formed on the outer wall of the right side of the socket in a protruding manner along the circumferential direction of the outer wall, a first clamping groove is formed between the first retaining ring and the second retaining ring, a second clamping groove is formed between the second retaining ring and the outer wall of the socket, the outer edge of the first retaining ring is provided with an oblique angle, and the outer edge of the second retaining ring is provided with an oblique angle or a right angle smaller than that of the first retaining ring.

8. The connector with the multi-gear locking function according to any one of claims 1 to 7, wherein a mounting flange is arranged on the outer side of the socket, and mounting holes are formed in the periphery of the mounting flange.

9. The connector with the multi-gear locking function according to claim 8, wherein a sealing gasket is sleeved above the mounting flange, a limiting convex block is arranged on the mounting flange, and a limiting hole matched with the limiting convex block is formed in a position corresponding to the sealing gasket.

10. The connector with a multiple gear locking function of claim 9, wherein the second electrical contact terminal end is electrically connected to a high temperature wire and integrally encapsulated to form a plug.