CN219458146U

CN219458146U - Anti-vibration plug

Info

Publication number: CN219458146U
Application number: CN202320660491.7U
Authority: CN
Inventors: 肖志勇; 肖震南; 韩志远; 梁小强
Original assignee: Shenzhen Tuyi Photoelectric Co ltd
Current assignee: Shenzhen Tuyi Photoelectric Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-01
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to an anti-vibration plug belongs to the field of connector, and the main application is in the realization and is connected with the stability of socket and be adapted to vibration operational environment, and it includes joint long tube, the plug shell of locating joint long tube peripheral wall, be used for with socket female terminal electric signal hookup's contact pin subassembly and be used for the solidus subassembly of chucking wire, joint long tube peripheral wall is provided with the fastening screw section, and fastening screw section screw thread fit has fastening nut. When the elastic claw is abutted against the inner peripheral wall of the socket to enable the contact pin assembly to be connected with the female terminal of the socket through electric signals, the nut is screwed and fastened to enable the contact pin assembly to be abutted against one end of the plug shell, which is far away from the elastic claw, and the elastic claw is limited to prevent the plug from sliding backwards, so that the plug is stably connected with the socket after the plug is pushed and pulled to be self-locked.

Description

Anti-vibration plug

Technical Field

The present application relates to the field of connectors, and more particularly to an anti-vibration plug.

Background

A connector is an electrical component that connects two active devices to transmit electrical current or signals. The connector comprises a plug and a socket, and the electric signal connection of the two active devices is realized by plugging the male terminal of the plug with the female terminal of the socket.

The plug in the related technical means often comprises a clamping long tube and a plug housing sleeved on the peripheral wall of the clamping long tube, and a contact pin for signal connection is fixedly arranged in the clamping long tube; in order to improve the efficiency of plug installation, the joint long tube is provided with the elasticity jack catch that can joint in socket inner peripheral wall, and the jack catch separates the baffle groove to the plug shell. When the plug is connected with the socket, the plug shell is pulled backwards to enable the elastic claw to shrink into the clamping connection pipe through the claw blocking groove, and after the elastic claw is connected in place, the elastic claw resets and is clamped on the inner peripheral wall of the socket, so that the plug is connected with the socket in a push-pull self-locking way.

According to the related art means in the above, when the plug is applied to a vibration environment, the plug housing is vibrated to slide so as to shrink the elastic claw, and then the plug is separated from the socket, which affects the use.

Disclosure of Invention

In order to improve the problem that the plug and the socket are unstable in connection and even can be separated to influence the use due to the fact that the plug and the socket are easily interfered by vibration in the related technical means. The application provides an anti-vibration plug.

The application provides an anti-vibration plug adopts following technical scheme.

The anti-vibration plug comprises a clamping long tube and a plug housing, wherein the clamping long tube is provided with an elastic claw, the plug housing is provided with a claw separation groove, and the inner peripheral wall of the clamping long tube is fixedly provided with a contact pin assembly for electric signal connection with a socket female terminal; the outer peripheral wall of the clamping and connecting pipe is provided with a fastening thread section, and one end of the fastening thread section, which is far away from the elastic clamping jaw, is provided with a wire fixing component for clamping a wire; the fastening thread section is also provided with a fastening nut which can be abutted against one end of the plug shell, which is far away from the elastic claw.

Through adopting above-mentioned technical scheme, when elasticity jack catch supports tightly in socket inner peripheral wall, and the contact pin subassembly is connected with socket female terminal electrical signal, through the cooperation of fastening nut and fastening screw section, to the direction of being close to plug shell screw tightening nut, thereby make it support tightly plug shell and utilize threaded connection's self-locking nature, separates the slip that keeps off plug shell to keeping away from elasticity jack catch direction, makes elasticity jack catch chucking in socket inner wall all the time and can not inwards shrink then, has improved the connection stability of plug and socket. The problem that the plug and the socket are unstable in connection and even can be separated to influence the use due to the fact that the plug and the socket are easily interfered by vibration in the related technical means is solved.

Optionally, the peripheral wall of the fastening nut is provided with a rolling pattern.

By adopting the technical scheme, the friction force of the peripheral wall of the fastening nut is increased, so that the fastening nut is screwed and fastened by force, and the shell is fixed or the plug is separated from the socket.

Optionally, the plug shell is kept away from being provided with and is kept away from the direct section of connection that fastening nut set up, the jack catch separates the baffle groove and sets up in direct section of connection, direct section periphery wall is provided with the fool-proof boss that is used for pegging graft in the interior periphery wall of socket, fool-proof boss is towards keeping away from the vertical extension setting of the direction of its axis.

By adopting the technical scheme, the arrangement of the connecting straight-through section facilitates the sliding of the plug shell in the socket, thereby facilitating the installation and the disassembly of the plug; meanwhile, the fool-proof boss which is vertically extended and arranged on the connecting straight-through section can be inserted into the inner peripheral wall of the socket, so that the connecting straight-through section can be prevented from rotating circumferentially in the socket, and the connection stability is further improved.

Optionally, a baffle ring platform is arranged at one end of the connecting straight-through section far away from the elastic claw; the clamping and connecting pipe is provided with an abutting annular table which can abut against the blocking annular table and is used for blocking the plug shell from continuously sliding in the direction away from the elastic clamping jaw.

By adopting the technical scheme, when the plug is installed and disassembled, the elastic claw is retracted into the clamping long pipe, so that the distance that the plug shell should slide is not convenient to intuitively feel; the plug shell is prevented from continuously sliding in the direction far away from the elasticity through the abutting ring table abutting with the blocking ring table, so that a limiting end is provided for sliding of the plug shell, and the sliding distance of the plug shell is conveniently and accurately controlled to realize quick installation and disassembly of the plug.

Optionally, the pin assembly comprises a pin assembly for plugging with the female terminal of the socket and receiving plugging of the lead, and a limiting and holding piece fixedly arranged on the inner peripheral wall of the clamping and connecting tube is arranged on the outer peripheral wall of the pin assembly in a surrounding manner; the contact pin piece is provided with the spacing boss of turnover, spacing enclasping piece corresponds the spacing boss of turnover has seted up and has prevented changeing the groove, the spacing boss of turnover peg graft in prevent changeing the groove.

Through adopting above-mentioned technical scheme, the spacing boss of turnover is pegged graft in preventing changeing the groove, and spacing enclasping piece is fixed to be set up in joint long tube inner peripheral wall to the accessible is spacing enclasping to separate the circumference rotation of keeping off the contact pin spare in joint long tube, has further improved plug connection's stability.

Optionally, the vertical extension of contact pin spare periphery wall is provided with the spacing ring platform, spacing enclasping piece has seted up the butt spacing ring groove that spacing ring platform both shoulders set up.

By adopting the technical scheme, the baffle ring groove is arranged in a manner of being abutted against two shaft shoulders of the limiting ring table, so that the axial sliding of the pin inserting piece in the limiting enclasping piece can be prevented; the limiting and holding piece is fixedly arranged on the clamping and connecting tube, so that the fixing of the contact pin piece is realized.

Optionally, the wire fixing component comprises an elastic enclasping claw and a wire fixing nut sleeve, wherein the elastic enclasping claw is fixedly spliced with the limiting enclasping piece, the wire fixing nut sleeve is arranged on the fastening thread section, and the elastic enclasping claw is arranged on the inner peripheral wall of the wire fixing nut sleeve; a wire collecting shaft sleeve is integrally arranged at one end, far away from the limiting enclasping piece, of the wire fixing nut sleeve, and a wire collecting space is arranged on the wire collecting shaft sleeve; the elastic claw is contracted in the wire collecting space when the wire fixing nut sleeve moves towards the direction close to the limiting enclasping piece.

Through adopting above-mentioned technical scheme, to the direction that is close to spacing enclasping piece screw the solidus nut cover to make receipts line space perisporium support tightly elasticity enclasping claw, make elasticity enclasping claw towards being close to its axis direction shrink in receipts line space, then enclasping spacing to the wire of pegging graft in the contact pin spare, improved the connection stability after the wire grafting.

Optionally, an inclined shrinkage surface which is arranged towards the direction close to the axis of the elastic enclasping claw is arranged at one end of the elastic enclasping claw, which is far away from the limiting enclasping piece, the wire fixing nut sleeve is provided with an inclined guide surface which is obliquely arranged in the same direction as the inclined shrinkage surface, and the inclined guide surface is communicated with the wire collecting space; the inner wall of the elastic holding claw is provided with a latch.

By adopting the technical scheme, the elastic holding claw is abutted with the inclined guide surface of the fastening nut sleeve through the inclined contraction surface, and then slides and contracts into the wire-collecting space under the abutting of the inclined guide surface, so that the elastic holding claw is convenient to contract; simultaneously, the elastic holding claw utilizes the latch arranged on the inner wall of the elastic holding claw to clamp each wire, so that the connection stability of the wires after being inserted is further improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connection stability between the socket and the socket is achieved. When the elastic claw abuts against the inner peripheral wall of the matched socket, the nut is screwed and fastened in the direction close to the plug shell, so that the nut abuts against the plug shell, the self-locking property of threaded connection is utilized, the plug shell is prevented from sliding in the direction far away from the elastic claw, the elastic claw always keeps in a clamping state and cannot shrink inwards, and the connection stability of the plug and the socket is improved.

2. Has connection stability with each wire. After all the wires pass through the wire collecting space and are inserted into the pin component, the wire fixing nut sleeve is screwed in the direction close to the elastic clamping jaw, and the integrally arranged wire collecting shaft sleeve can be driven to synchronously move in the direction close to the elastic clamping jaw, so that the inclined guide surface gradually abuts against the inclined contraction surface, and finally the elastic holding jaw is contracted in the wire collecting space through buffering of the inclined guide surface; simultaneously, the latch arranged on the inner peripheral wall of the elastic holding claw further clamps and limits each wire, so that the connection stability between the latch and each wire is realized.

Drawings

FIG. 1 is an exploded view of the overall structure in the practice of the present application;

FIG. 2 is an isometric view of the overall structure in the practice of the present application;

figure 3 shows a cross-section at A-A in figure 2.

Reference numerals illustrate:

100. a long pipe is clamped and connected; 110. an elastic claw; 111. abutting the bump; 120. fastening the thread segments; 130. a fastening nut; 140. abutting the ring table; 200. inserting and pulling out the shell; 210. connecting the straight-through sections; 211. a claw blocking groove; 212. fool-proof boss; 213. a baffle ring table; 220. a force-applying plug section; 300. a pin assembly; 310. a pin member; 311. turnover limiting boss; 312. a limiting ring table; 320. limiting and holding the piece; 321. an anti-rotation groove; 322. a baffle ring groove; 323. a first clasping member; 324. a second clasping member; 400. a wire fixing assembly; 410. elastic holding claws; 411. tilting the shrink surface; 412. latch teeth; 420. a wire fixing nut sleeve; 421. a wire winding shaft sleeve; 4211. a wire collecting space; 422. a sloped guide surface; .

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses an anti-vibration plug. Referring to fig. 1, an anti-vibration plug includes a clamping long tube 100, a plug housing 200 sleeved on the outer circumferential wall of the clamping long tube 100, a pin assembly 300 for electrically coupling with a female terminal of a socket, and a wire fixing assembly 400 for clamping wires.

Referring to fig. 2 and 3, the elastic claw 110 has an abutment protrusion 111 and is located at the right end of the clamping tube 100, and the claw blocking groove 211 is correspondingly arranged at the right end of the plug housing 200, and the abutment protrusion 111 can be inserted and limited in the claw blocking groove 211. When the plug is mounted, the plug housing 200 is pulled leftwards to enable the inner peripheral wall of the plug housing to abut against the elastic claw 110 so as to enable the elastic claw 110 to shrink inwards, and thus the plug housing slides into the socket; after being connected in place, the elastic claw 110 is reset, so that the abutting convex block 111 is continuously inserted into the claw blocking groove 211 in a penetrating way and finally abuts against the inner wall of the socket. It should be noted that, the sockets on the market are all provided with socket ring grooves for clamping the above-mentioned abutting projections 111, so as to realize quick push-pull self-locking connection of the plug and the socket.

Referring to fig. 2, in order to improve connection stability of a plug and a socket, so that the plug and the socket can work for a long time in a vibration environment, a fastening thread section 120 is provided at a left section of a peripheral wall of the clamping tube 100, the fastening thread section 120 is in threaded engagement with a fastening nut 130, the fastening nut 130 is screwed backwards to tightly press a left end face of the plug housing 200 to block leftward sliding of the plug and socket after connection, and then the elastic claw 110 is always clamped on an inner wall of the socket without inward shrinkage, so that connection stability of the plug and the socket is improved. The problem that the plug and the socket are unstable and separated to affect the use due to the fact that the plug and the socket are easily interfered by vibration in the related technical means is solved. By way of further illustration, the peripheral wall of the fastening nut 130 is provided with a rolled pattern to facilitate the application of force to screw the fastening nut 130.

Referring to fig. 1, the plug housing 200 includes a connection through section 210 at a right end and a force application plug section 220 at a left end, wherein the diameter of the force application plug section 220 is larger than that of the connection through section 210, and a force application groove is formed in an outer peripheral wall, so that the plug housing 200 is conveniently pushed and pulled by force application to realize plug insertion. The jaw retaining groove 211 is formed in the connecting straight-through section 210 to facilitate sliding of the plug housing 200 into the receptacle connection. The outer peripheral wall of the connecting straight-through section 210 is provided with a foolproof boss 212 for being inserted into the inner peripheral wall of the socket, and the foolproof boss 212 is vertically extended in a direction away from the central axis of the socket, so that the plug-in housing 200 can be prevented from rotating in the circumferential direction in the socket.

Referring to fig. 3, it should be noted that, the left end of the connection through section 210 is provided with a baffle ring stand 213, and the clamping connection pipe 100 is provided with an abutting ring stand 140 that can abut against the baffle ring stand 213, so as to provide a limit end for sliding of the plug housing 200, so as to accurately control the sliding distance of the plug housing 200 to realize rapid installation and disassembly of the plug.

Referring to fig. 1 and 3, the pin assembly 300 includes a pin member 310 for inserting and receiving a lead with a female terminal of a socket, and a limiting and clasping member 320 fixedly provided to an inner circumferential wall of the clamping tube 100 is provided around an outer circumferential wall of the pin member 310; the contact pin member 310 is provided with a turnover limiting boss 311 which is in a straight groove shape, the turnover limiting boss 311 corresponding to the turnover limiting boss 311 of the limiting holding member 320 is provided with an anti-rotation groove 321, and the turnover limiting boss 311 is inserted into the anti-rotation groove 321, so that the contact pin member 310 is limited to circumferentially rotate in the clamping long tube 100.

Referring to fig. 1 and 3, the outer peripheral wall of the pin member 310 is provided with a limiting ring table 312 in a vertical extending manner, the limiting holding member 320 includes a first holding member 323 and a second holding member 324 which are oppositely arranged, annular grooves are formed in the first holding member 323 and the second holding member 324, and after the first holding member 323 and the second holding member 324 are oppositely arranged, a blocking annular groove 322 abutting against the left shaft shoulder and the right shaft shoulder of the limiting ring table 312 is formed, so that axial sliding of the pin member 310 in the limiting holding member 320 is blocked.

Referring to fig. 1 and 3, the wire fixing assembly 400 includes an elastic clasping claw 410, which is inserted and fixed with the first clasping member 323, and a wire fixing nut sleeve 420, which is disposed on the fastening thread section 120, wherein the elastic clasping claw 410 is disposed on an inner circumferential wall of the wire fixing nut sleeve 420. It should be noted that, the elastic holding claw 410 abuts against the left end face of the limiting holding member 320 and is inserted and connected with the left end face of the limiting holding member 320, and the clamping tube 100 is provided with a blocking table corresponding to the right end face of the limiting holding member 320, so as to fix the pin assembly 300 to the inner peripheral wall of the clamping tube 100.

Referring to fig. 1 and 3, the left end of the wire fixing nut sleeve 420 is integrally provided with a wire collecting shaft sleeve 421, and the inner peripheral wall of the wire collecting shaft sleeve 421 forms a wire collecting space 4211; the left end of the elastic holding claw 410 is provided with an inclined contraction surface 411 which is inclined downwards to the left, and the corresponding wire fixing nut sleeve 420 is provided with an inclined guide surface 422 which is inclined in the same direction as the inclined contraction surface 411, and the inclined guide surface 422 is communicated with a wire collecting space 4211. After all the wires pass through the wire collecting space 4211 and are inserted into the pin member 310, the wire fixing nut sleeve 420 is screwed rightward, so that the inclined guide surface 422 abuts against the inclined shrinkage surface 411 to enable the elastic holding claw 410 to shrink inwards in a buffering manner, and the elastic holding claw 410 finally shrinks into the wire collecting space 4211 along with gradual screwing of the wire fixing nut sleeve 420. It should be noted that, the inner peripheral wall of the elastic holding claw 410 is provided with the latch 412, so that the wire inserted in the plug wire member can be clamped and limited, and the connection stability of the wire after being inserted is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the above description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The anti-vibration plug comprises a clamping long tube (100) and a plug housing (200), wherein the clamping long tube (100) is provided with an elastic claw (110), and the plug housing (200) is provided with a claw separation groove (211), and is characterized in that the inner peripheral wall of the clamping long tube (100) is fixedly provided with a contact pin assembly (300) for electric signal connection with a socket female terminal; the periphery wall of the clamping and connecting tube (100) is provided with a fastening thread section (120), and one end of the fastening thread section (120) far away from the elastic clamping jaw (110) is provided with a wire fixing component (400) for clamping a wire; the fastening thread section (120) is further provided with a fastening nut (130) which can be abutted against one end of the plug housing (200) far away from the elastic claw (110).

2. Anti-vibration plug according to claim 1, characterized in that the peripheral wall of the fastening nut (130) is provided with a rolling pattern.

3. The anti-vibration plug according to claim 1, characterized in that the plug housing (200) is provided with a connecting through section (210) arranged away from the fastening nut (130), the claw blocking groove (211) is provided in the connecting through section (210), the outer peripheral wall of the connecting through section (210) is provided with a foolproof boss (212) for being inserted into the inner peripheral wall of the socket, and the foolproof boss (212) is arranged to extend vertically in a direction away from the axis thereof.

4. A plug according to claim 3, characterized in that the end of the connecting through section (210) remote from the resilient jaw (110) is provided with a barrier ring table (213); the clamping and connecting pipe (100) is provided with an abutting ring table (140) capable of abutting against the blocking ring table (213) and used for blocking continuous sliding of the plug housing (200) in the direction away from the elastic clamping jaw (110).

5. The anti-vibration plug according to claim 1, wherein the pin assembly (300) comprises a pin member (310) for plugging with a female socket terminal and receiving a wire, and a limiting clasping member (320) fixedly arranged on the inner peripheral wall of the clamping tube (100) is arranged around the outer peripheral wall of the pin member (310); the contact pin piece (310) is provided with a turnover limiting boss (311), the limiting enclasping piece (320) corresponds the turnover limiting boss (311) is provided with an anti-rotation groove (321), and the turnover limiting boss (311) is inserted into the anti-rotation groove (321).

6. The anti-vibration plug according to claim 5, wherein the outer peripheral wall of the pin member (310) is vertically extended and provided with a limiting ring table (312), and the limiting clasping member (320) is provided with a blocking ring groove (322) which is arranged to abut against two shoulders of the limiting ring table (312).

7. The anti-vibration plug according to claim 5, wherein the wire fixing assembly (400) comprises an elastic clasping claw (410) which is spliced and fixed with the limiting clasping piece (320) and a wire fixing nut sleeve (420) which is arranged on the fastening thread section (120), wherein the elastic clasping claw (410) is arranged on the inner peripheral wall of the wire fixing nut sleeve (420); a wire collecting shaft sleeve (421) is integrally arranged at one end, far away from the limiting enclasping piece (320), of the wire fixing nut sleeve (420), and a wire collecting space (4211) is arranged on the wire collecting shaft sleeve (421); the elastic claw (110) is contracted in the wire collecting space (4211) when the wire fixing nut sleeve (420) moves towards the direction close to the limiting enclasping piece (320).

8. The anti-vibration plug according to claim 7, wherein an end of the elastic clasping claw (410) away from the limit clasping member (320) is provided with an inclined contraction surface (411) arranged toward a direction close to an axis thereof, the wire fixing nut sleeve (420) is provided with an inclined guide surface (422) arranged obliquely in the same direction as the inclined contraction surface (411), and the inclined guide surface (422) is arranged in communication with the wire collecting space (4211); the inner wall of the elastic holding claw (410) is provided with a latch (412).