CN213878664U - Audio and video connecting wire that possesses firm pull-out and insert - Google Patents
Audio and video connecting wire that possesses firm pull-out and insert Download PDFInfo
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- CN213878664U CN213878664U CN202022862309.5U CN202022862309U CN213878664U CN 213878664 U CN213878664 U CN 213878664U CN 202022862309 U CN202022862309 U CN 202022862309U CN 213878664 U CN213878664 U CN 213878664U
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Abstract
The utility model relates to the technical field of audio and video connecting wires, in particular to an audio and video connecting wire with stable plugging and unplugging functions; the audio and video plug comprises a fixed socket and a contact pin, the contact pin is arranged at the front end of the fixed socket, the connecting wire is connected to the rear end of the fixed socket, and the connecting wire is electrically connected with the contact pin; a pulling and inserting sleeve is further sleeved on the periphery of the fixed socket, a guide strip with a spiral structure is arranged on the inner wall of the pulling and inserting sleeve, a slide way matched with the guide strip is formed in the outer side wall of the fixed socket, and the guide strip is connected with the slide way in a sliding mode; can enough realize that the contact pin carries out perpendicular connection with the audio and video interface of equipment in pulling out the in-process of inserting, can also play the protection effect of cover to the contact pin, in addition, can also pull out and insert the sleeve and break away from out fixed socket after connecting the contact pin, prevent to cause the hindrance to other audio and video interfaces on the equipment.
Description
Technical Field
The utility model belongs to the technical field of audio and video connecting wire technique and specifically relates to a possess firm audio and video connecting wire of pulling out and inserting.
Background
With the development of science and technology, high definition technology is widely applied in the fields of DVD players, set top boxes, HDTVs, digital television displays, audio/video receiving devices, household video systems and the like, and audio/video connecting lines are composed of connecting lines, plugs and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
An audio and video connecting wire with stable plugging comprises a connecting wire and audio and video plugs respectively connected to two ends of the connecting wire, wherein each audio and video plug comprises a fixed socket and a contact pin; the periphery of fixed socket still overlaps and is equipped with and pulls out and insert the sleeve, pulls out and inserts telescopic inner wall and is provided with helical configuration's guide strip, sets up the slide that matches the guide strip on fixed socket's the lateral wall, guide strip and slide sliding connection, pull out and insert telescopic front end and still be provided with the butt sleeve, the butt sleeve with pull out and insert and be provided with the connecting piece between the sleeve, the butt sleeve with pull out and insert the sleeve and pass through connecting piece normal running fit.
Preferably, the connecting piece comprises an annular ring and an annular groove, the annular ring is arranged at the front end of the pull-plug sleeve, and the annular groove is arranged at the rear end of the abutting sleeve; the annular ring is provided with the spherical convex part of outside expansion, and outside expansion has the spherical depressed part that matches spherical convex part in the ring channel, and the annular ring passes through spherical convex part and spherical depressed part with the ring channel and is connected the cooperation to spherical convex part and spherical depressed part still mutual sliding fit.
Preferably, the front end of the abutting sleeve is further provided with a flexible rubber ring.
Preferably, the outer side surface of the pull-plug sleeve is provided with friction grains, the friction grains are a plurality of mutually parallel grains, and the plurality of grains are mutually centrosymmetric along the central line of the pull-plug sleeve.
Preferably, the edge of the rear end opening of the plugging sleeve is inwards formed with a check ring, and the check ring is matched with the rear end of the fixed socket in a blocking way.
Preferably, the rear end of fixing socket is provided with the dashpot, and the contact pin rear end extends to dashpot position department, and connecting wire's tip is provided with the spring rand, and connecting wire's tip still overlaps and is equipped with buffer spring, and connecting wire stretches into in the dashpot, buffer spring's both ends respectively with the rear end butt cooperation of spring rand and dashpot.
Preferably, a position of the connecting lead close to the end is provided with a limiting ring, and the limiting ring is in abutting fit with the rear end of the fixed socket, so that a wiring chamber is formed between the front end of the buffer groove and the spring retainer ring.
Compared with the prior art, the beneficial effects of the utility model are that:
the plug sleeve is sleeved on the periphery of the fixed socket and is in spiral connection with the fixed socket through the guide strip and the slide way, so that a contact pin at the front end of the fixed socket can extend into or extend out of the plug sleeve through the spiral connection of the plug sleeve and the fixed socket;
when the audio and video connecting line is not used, the plug sleeve can be rotated, and the contact pin is contracted in the plug sleeve to protect the contact pin;
after the contact pin is connected, the plug sleeve can be further rotated clockwise to be separated from the fixed socket, so that the occupied space around the audio and video interface of the equipment is reduced; the device prevents the other audio and video interfaces on the device from being blocked;
through above-mentioned three points, can enough realize that the contact pin carries out perpendicular connection with the audio and video interface of equipment at the in-process of inserting of pulling out, can also play the protection effect of cover to the contact pin, in addition, can also pull out after connecting the contact pin and insert the sleeve and break away from out fixed socket, prevent to cause the hindrance to other audio and video interfaces on the equipment.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic cross-sectional view of the audio/video plug of the present invention.
Fig. 3 is a schematic structural diagram of the present invention at a in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, an audio/video connection line with stable plug and unplug functions includes a connection wire 10 and audio/video plugs 20 respectively connected to two ends of the connection wire 10, where the audio/video plugs 20 include a fixed socket 23 and a contact pin 11, the contact pin 11 is disposed at a front end of the fixed socket 23, the connection wire 10 is connected to a rear end of the fixed socket 23, and the connection wire 10 is electrically connected to the contact pin 11; the periphery of fixed socket 23 still overlaps and is equipped with and pulls out and insert sleeve 21, the inner wall of pulling out and inserting sleeve 21 is provided with helical structure's guide strip 211, set up the slide 231 that matches guide strip 211 on fixed socket 23's the lateral wall, guide strip 211 and slide 231 sliding connection, the front end of pulling out and inserting sleeve 21 still is provided with butt sleeve 22, butt sleeve 22 with pull out and insert and be provided with connecting piece 30 between the sleeve 21, butt sleeve 22 with pull out and insert sleeve 21 and pass through connecting piece 30 normal running fit.
In the above technical means, a pulling and inserting sleeve 21 is sleeved on the periphery of a fixed socket 23, the pulling and inserting sleeve 21 and the fixed socket 23 are in spiral connection through a guide strip 211 and a slide 231, so that a pin 11 at the front end of the fixed socket 23 can extend into or extend out of the pulling and inserting sleeve 21 through the spiral connection of the pulling and inserting sleeve 21 and the fixed socket 23, in practical application, the pin 11 is aligned with an audio/video interface of a device, wherein the abutting sleeve 22 is used for abutting against the periphery of the audio/video interface of the device, the pulling and inserting sleeve 21 is placed around the audio/video interface of the scraping device during rotation, after the pin 11 is aligned, the pin 11 is inserted into the audio/video interface of the device by rotating the pulling and inserting sleeve 21 clockwise, when the pin 11 needs to be pulled out, the pulling and inserting sleeve 21 is rotated counterclockwise, at this time, the abutting sleeve 22 abuts against the periphery of the audio/video interface of the device, withdrawing the pin 11 to achieve a vertical connection without angular deflection; when the audio and video connecting line is not used, the plugging sleeve 21 can be rotated, the pin 11 is contracted in the plugging sleeve 21, the pin 11 is protected, after the pin 11 is connected, the plugging sleeve 21 can be rotated clockwise, so that the plugging sleeve 21 is separated from the fixed socket 23, and the occupied space around an audio and video interface of the equipment is reduced; the device prevents the other audio and video interfaces on the device from being blocked; through the setting of this structure, can enough realize that contact pin 11 carries out perpendicular connection with the audio and video interface of equipment at the in-process of inserting of pulling out, can also play the protection effect of covering to contact pin 11, in addition, can also pull out and insert sleeve 21 and break away from out fixed socket 23 after connecting contact pin 11, prevent to cause the hindrance to other audio and video interfaces on the equipment.
As further shown in fig. 2, the connecting member 30 includes an annular ring and an annular groove, the annular ring is disposed at the front end of the inserting and pulling sleeve 21, and the annular groove is disposed at the rear end of the abutting sleeve 22; an outward-expanded spherical convex part 31 is arranged on the annular ring, a spherical concave part 32 matched with the spherical convex part 31 is expanded outwards in the annular ring, the annular ring and the annular ring are connected and matched with the spherical concave part 32 through the spherical convex part 31, and the spherical convex part 31 and the spherical concave part 32 are also in sliding fit with each other; through this arrangement, the pull-plug sleeve 21 and the abutment sleeve 22 can be rotationally fitted to each other, the structural design is simple, and the pull-plug sleeve 21 and the abutment sleeve 22 can be connected to each other only by pressing the pull-plug sleeve 21 to insert the spherical convex portion 31 on the annular ring into the spherical concave portion 32 in the annular groove.
As further shown in fig. 1-2, a flexible rubber ring 221 is further disposed at the front end of the abutment sleeve 22, and by disposing the flexible rubber ring 221, when the abutment sleeve 22 abuts against the device, the flexible rubber ring 221 can increase friction force, and it is ensured that the abutment sleeve 22 does not rotate when the pull-insert sleeve 21 rotates.
As further shown in fig. 1, the outer side surface of the pulling and inserting sleeve 21 is provided with a friction texture 24, the friction texture 24 is a plurality of mutually parallel textures, and the plurality of textures are mutually centrosymmetric along the central line of the pulling and inserting sleeve 21; the friction force of holding the pulling and inserting sleeve 21 is increased.
As further shown in fig. 2, a blocking ring 212 is formed inward at the rear opening edge of the plugging sleeve 21, the blocking ring 212 is in blocking fit with the rear end of the fixed socket 23 to limit the rear end of the fixed socket 23, and when the pin 11 extends into the plugging sleeve 21, the fixed socket 23 abuts against the front end of the blocking ring 212, so that the flexibility of the fixed socket 23 is reduced.
As further shown in fig. 3, a buffer groove 232 is arranged at the rear end of the fixed socket 23, the rear end of the contact pin 11 extends to the position of the buffer groove 232, a spring collar 12 is arranged at the end of the connecting wire 10, a buffer spring 13 is further sleeved at the end of the connecting wire 10, the connecting wire 10 extends into the buffer groove 232, and two ends of the buffer spring 13 are respectively abutted and matched with the spring collar 12 and the rear end of the buffer groove 232; the connecting lead 10 and the fixed socket 23 have certain buffering acting force, so that the fixed socket 23 and the connecting lead 10 are not easy to be disconnected.
As further shown in fig. 2-3, a position of the connecting wire 10 near the end is provided with a limiting ring 14, the limiting ring 14 is in abutting fit with the rear end of the fixed socket 23, so that a wiring chamber is formed between the front end of the buffer groove 232 and the spring collar 12; through setting up spacing collar 14, make between buffer slot 232 front end and the spring rand 12 form the wiring cavity, provide a space that can put in a flexible way for the wire, provide long enough wire for connecting wire 10 when stretching out and drawing back through buffer spring 13.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. An audio and video connecting wire with stable plugging comprises a connecting wire and audio and video plugs respectively connected to two ends of the connecting wire, wherein each audio and video plug comprises a fixed socket and a contact pin; the plug socket is characterized in that the periphery of the fixed socket is further sleeved with a plug sleeve, the inner wall of the plug sleeve is provided with a guide strip of a spiral structure, a slide way matched with the guide strip is arranged on the outer side wall of the fixed socket, the guide strip is connected with the slide way in a sliding mode, the front end of the plug sleeve is further provided with a butt sleeve, a connecting piece is arranged between the butt sleeve and the plug sleeve, and the butt sleeve and the plug sleeve are in running fit through the connecting piece.
2. The audio and video connecting wire with the stable plug function is characterized in that the connecting piece comprises an annular ring and an annular groove, the annular ring is arranged at the front end of the plug sleeve, and the annular groove is arranged at the rear end of the abutting sleeve; the annular ring is provided with the spherical convex part of outside expansion, and outside expansion has the spherical depressed part that matches spherical convex part in the ring channel, and the annular ring passes through spherical convex part and spherical depressed part with the ring channel and is connected the cooperation to spherical convex part and spherical depressed part still mutual sliding fit.
3. The audio/video connecting wire with the stable plug function according to claim 1, wherein a flexible rubber ring is further arranged at the front end of the abutting sleeve.
4. The audio-video connecting wire with the stable plug function according to claim 1, wherein the outer side surface of the plug sleeve is provided with a plurality of friction lines, the friction lines are parallel lines, and the lines are centrosymmetric with each other along the central line of the plug sleeve.
5. The audio-video connecting wire with the stable plug function according to claim 1, wherein a stop ring is formed inward at the edge of the rear opening of the plug sleeve, and the stop ring is in blocking fit with the rear end of the fixed socket.
6. The audio and video connecting wire with the stable plug function according to claim 1, wherein a buffer groove is formed in the rear end of the fixed socket, the rear end of the contact pin extends to the position of the buffer groove, a spring collar is arranged at the end of the connecting wire, a buffer spring is further sleeved at the end of the connecting wire, the connecting wire extends into the buffer groove, and two ends of the buffer spring are respectively in butt fit with the spring collar and the rear end of the buffer groove.
7. The audio/video connecting wire with the stable plug function according to claim 6, wherein a limiting ring is arranged at a position of the connecting wire close to the end portion, and the limiting ring is in abutting fit with the rear end of the fixed socket, so that a wiring chamber is formed between the front end of the buffer slot and the spring collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022862309.5U CN213878664U (en) | 2020-12-02 | 2020-12-02 | Audio and video connecting wire that possesses firm pull-out and insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022862309.5U CN213878664U (en) | 2020-12-02 | 2020-12-02 | Audio and video connecting wire that possesses firm pull-out and insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213878664U true CN213878664U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022862309.5U Active CN213878664U (en) | 2020-12-02 | 2020-12-02 | Audio and video connecting wire that possesses firm pull-out and insert |
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| CN (1) | CN213878664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116632596A (en) * | 2023-05-25 | 2023-08-22 | 深圳东方凤鸣科技有限公司 | External connection structure of video coder-decoder |
-
2020
- 2020-12-02 CN CN202022862309.5U patent/CN213878664U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116632596A (en) * | 2023-05-25 | 2023-08-22 | 深圳东方凤鸣科技有限公司 | External connection structure of video coder-decoder |
| CN116632596B (en) * | 2023-05-25 | 2023-12-19 | 深圳东方凤鸣科技有限公司 | External connection structure of video coder-decoder |
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