CN219917778U - Audio socket with protection and connection stability - Google Patents

Abstract

The utility model discloses an audio socket with protection and stable connection, which comprises a shell, a fastener and a fixing piece, wherein the shell is provided with at least two jacks, the jacks are provided with signal terminals, two sides of each signal terminal are provided with elastic parts, a plurality of abdication grooves are arranged at the inlets of the jacks to form a plurality of independent tightening parts, the outer wall of each tightening part is provided with a first thread groove, and the fastener is connected and fixed with the tightening part in a detachable mode. According to the utility model, the tightening part is enabled to displace towards the inner center by rotating the fastener, so that the first ejector block is in close contact with the audio plug, the holding power and the friction force are improved, the dust-proof plate is used for preventing harmful substances such as external dust, impurities, sprayed water and the like from entering the jack when the audio socket is not used, the signal terminal is protected from short circuit and oxidation, and the product has the advantages of reliable connection, good protectiveness and the like.

Description

Audio socket with protection and connection stability

Technical Field

The utility model relates to the technical field of audio sockets, in particular to an audio socket with protection and stable connection.

Background

The audio socket is mainly used for transmitting voice signals between two systems, and is widely applied to multimedia devices such as audio-visual sound products, mobile terminals, communication devices, wearable devices and the like. Along with development of electronic technology and continuous updating of electronic products, the audio socket suitable for different electrons is designed variously, and the existing audio socket comprises an insulating body and a plurality of terminals, wherein the front side surface of the insulating body is a cylindrical butt joint part which is hollow generally, the butt joint part is provided with a plug hole, the plug hole is directly connected with a containing cavity of the insulating body, and a plurality of electric terminal elastic parts are respectively arranged in the containing cavities communicated with the plug hole and are sequentially contacted and conducted with the butt joint.

The audio plug of current audio output equipment is with the connected mode of inserting audio jack, and transmission audio signal, because audio plug is frequent with audio jack plug, and audio plug can also rotate with the spliced eye because of the audio line rotates in the use, and then lead to the butt joint portion to produce wearing and tearing, influence audio signal transmission, simultaneously, audio plug's wired position is extremely easily received user arrangement, installer's pulling, personnel to get on the way when stumbling etc. influence, arouses audio plug and audio jack to be connected and drop, causes inconvenient when using. The inventors have thus devised an advantageous design to find a solution to the above-mentioned problems, and the technical solutions described below are created in this context.

Disclosure of Invention

The utility model aims to overcome the defects of the traditional audio socket design and provides a product with reliable connection and good protection.

In order to solve the problems, the utility model adopts the following technical scheme.

Audio socket with protection and connection stability: including casing, fastener, mounting, the casing is equipped with two at least jacks, the jack is equipped with signal terminal, signal terminal's both sides are equipped with elastic part, the entrance of jack is equipped with a plurality of recess of stepping down, forms a plurality of independent portions of tightening, the outer wall of the portion of tightening is equipped with first thread groove, the fastener is fixed through detachable and the portion of tightening connection, the mounting is fixed through buckle and casing connection, the mounting is equipped with two at least shield covers, the center of shield cover sets up to the cavity, and laminates with the jack outer wall, be equipped with the pedestal between the shield cover outer wall, the pedestal is equipped with two at least and accomodates the chamber, the curved surface of shield cover, jack is equipped with the breach, and keeps a central line with accomodating the chamber, accomodate the chamber and be equipped with the dust guard, the dust guard is equipped with the baffle, accomodate the bottom of chamber is equipped with the spring to act on the baffle, make dust guard and jack inner wall contact.

Preferably, the tail of the jack is provided with a first groove, and the top of the first groove is provided with a second groove.

Preferably, the signal terminal is provided with a leading-out pin, the signal terminal is fixed in the first groove, and the elastic part is arranged in the second groove.

Preferably, the fastener is provided with a limiting plate and contacts with the end face of the tightening part, the inner wall of the tightening part is provided with a first ejector block, the distance for accommodating the audio plug is kept between the first ejector block and the inner wall of the jack, the limiting plate is provided with a through hole, a center line is kept between the limiting plate and the center of the jack, the edge of the limiting plate is provided with a chamfer, the inner wall of the fastener is provided with a second thread groove, and the detachable type audio plug is provided with the second thread groove.

Preferably, the edge of dust guard is equipped with first lug, and is in the intermediate position of accomodating the chamber, first lug is equipped with the chamfer, the baffle is equipped with the second lug, the second lug is equipped with the blind hole, the bottom of accomodating the chamber is equipped with the guide post, the spring sets up in guide post, blind hole.

Preferably, the both sides of casing are equipped with the connection draw-in groove, the upper end of casing is equipped with first mounting hole, the both sides of mounting are equipped with the joint ear, the both sides of joint ear are equipped with the second kicking block, the second kicking block is equipped with the chamfer, the buckle passes through the joint ear to be set up in the connection recess, and the second kicking block is in close contact with the lateral wall of connection draw-in groove, makes mounting and casing connection fixed, the side of mounting is equipped with the ground connection foot, and laminating casing's lateral wall, the upper end of mounting is equipped with the second mounting hole, and is in same central line with first mounting hole.

Preferably, the receiving cavities are not in the same plane and are staggered from each other.

The beneficial effects are that:

compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the distance between the limiting plate and the end face of the tightening part is shortened by rotating the fastener, the tightening part is pushed to displace towards the center point by the chamfer, at the moment, the first ejector block is also displaced and is in close contact with the outer wall of the audio plug, the holding force and the friction force on the audio plug are enhanced by matching the elastic part with the first ejector block, and the risks that the wired part of the audio plug is extremely easily affected by user arrangement, pulling of an installer, trip of a person when the person passes by, and the like, so that the audio plug is connected with the audio socket and falls off, and inconvenience in use is caused are overcome; moreover, when the audio plug is plugged, the audio plug is not contacted with the first top block, abrasion caused by plugging is avoided, the service life of a product is prolonged, the holding force and the friction force of the audio plug are increased through the design, the problem that the audio plug is frequently plugged into and pulled out of an audio socket and the audio plug can rotate with a plugging hole due to rotation of an audio wire in the use process is overcome, further the abutting part is worn, the risk of audio signal transmission is affected, and the product has the advantage of reliable connection.

(2) According to the utility model, the dust-proof plate is used for preventing harmful substances such as external dust, impurities, splash water, moist air and the like from entering the jack when the audio socket is not used, protecting the signal terminal from being influenced by short circuit and oxidization, ensuring the inside cleanliness of the jack, avoiding causing electric fire accidents and personal electric shock, and indirectly prolonging the service life of the product. The product has the advantage of good protection.

Drawings

FIG. 1 is a schematic diagram of an audio jack with protection and connection stability according to the present utility model;

FIG. 2 is a schematic side sectional view of an audio jack with protection and connection stability according to the present utility model;

FIG. 3 is a schematic diagram showing a side cross-sectional structure of an audio jack with protection and connection stability according to the present utility model;

FIG. 4 is a schematic view of a dust-proof board structure of an audio jack with protection and stable connection according to the present utility model;

FIG. 5 is an exploded view of an audio jack with protection and connection stability according to the present utility model;

the correspondence between the reference numerals and the component names in the drawings is as follows:

reference numerals: 1. a housing; 2. a fastener; 3. a fixing member; 4. a notch; 5. a dust-proof plate; 6. a spring; 7. chamfering;

11. a jack; 12. a signal terminal; 13. a relief groove; 14. a tightening part; 15. a connecting clamping groove; 16. a first mounting hole;

21. a limiting plate; 22. a through hole; 23. a second thread groove;

31. a shield; 32. a base; 33. a storage chamber; 34. a guide post; 35. a clamping lug; 36. grounding feet; 37. a second mounting hole;

51. a guide plate; 52. a first bump; 53. a second bump; 54. a blind hole;

111. a first groove; 112. a second groove;

121. an elastic part; 122. a pin;

141. a first thread groove; 142. a first top block;

351. and a second top block.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 5, an audio jack with protection and connection stability includes a housing 1, a fastener 2, and a fixing member 3, wherein the housing 1 is provided with at least two jacks 11, the jacks 11 are provided with signal terminals 12, two sides of the signal terminals 12 are provided with elastic parts 121, a plurality of abdication grooves 13 are provided at the entrance of the jacks 11 to form a plurality of independent tightening parts 14, the outer wall of the tightening parts 14 is provided with a first thread groove 141, the fastener 2 is detachably connected and fixed with the tightening parts 14, the fixing member 3 is fixedly connected with the housing 1 by a buckle, the fixing member 3 is provided with at least two shielding cases 31, the centers of the shielding cases 31 are hollow and are attached to the outer wall of the jacks 11, a base 32 is provided between the outer walls of the shielding cases 31, the base 32 is provided with at least two accommodating cavities 33, curved surfaces of the shielding cases 31 and the jacks 11 are provided with notches 4, and a center line is kept between the centers of the accommodating cavities 33, the accommodating cavities 33 are provided with dust-proof plates 5, the dust-proof plates 5 are provided with guide plates 51, the bottoms of the accommodating cavities 33 are provided with springs 6, and act on the guide plates 51 to enable the dust-proof plates 5 to contact with the inner walls of the jacks 11;

it should be noted that, the tail of the jack 11 is provided with a first groove 111, the top of the first groove 111 is provided with a second groove 112, the first groove 111 is matched with the signal terminal 12 for use, and the second groove 112 is matched with the elastic part 121 for use;

it should be noted that, the signal terminal 12 is provided with a pin 122, the signal terminal 12 is fixed in the first groove 111, the elastic portion 121 is arranged in the second groove 112, the pin 122 is convenient to connect with the circuit board, the signal terminal 12 is fixed in the first groove 111 by means of interference fit, the plugging force of the signal terminal 12 is increased, the signal terminal is prevented from falling off, at the moment that the audio plug contacts with the elastic portion 121, the elastic portion 121 is subjected to the stretching force, the back surface of the elastic portion is contacted with the second groove 112, and the second groove 112 plays a role of propping against the support;

it should be noted that, the fastener 2 is provided with a limiting plate 21, and contacts with the end surface of the tightening part 14, the inner wall of the tightening part 14 is provided with a first top block 142, and keeps a distance for accommodating the audio plug with the inner wall of the jack 11, the limiting plate 21 is provided with a through hole 22, and keeps a center line with the center of the jack 11, the edge of the limiting plate 21 is provided with a chamfer 7, the inner wall of the fastener 2 is provided with a second thread groove 23, the limiting plate 21 plays a role in limiting the moving distance of the fastener 2, the first top block 142 plays a role in strengthening contact with the audio plug, the through hole 22 is convenient for the audio plug to enter, the chamfer 7 plays a role in guiding the inward center displacement of the tightening part 14, the second thread groove 23 is matched with the first thread groove 141, the connection reliability of the fastener 2 and the tightening part 14 is enhanced, and the displacement phenomenon of the fastener 2 caused by releasing counter force of the tightening part 14 is avoided;

it should be noted that, the edge of the dust-proof plate 5 is provided with a first bump 52, and is located at the middle position of the accommodating cavity 33, the first bump 52 is provided with a chamfer 7, the guide plate 51 is provided with a second bump 53, the second bump 53 is provided with a blind hole 54, the bottom of the accommodating cavity 33 is provided with a guide post 34, the spring 6 is arranged on the guide post 34 and the blind hole 54, the first bump 52 is matched with the chamfer 7, when the audio plug is convenient to enter, the dust-proof plate 5 is pushed to move towards the accommodating cavity 33, the guide plate 51 plays a role in guiding the dust-proof plate 5 to move forwards and backwards, the design of the chamfer 7 also plays a role in reducing abrasion with the audio plug, and the blind hole 54 and the guide post 34 play a role in preventing the spring 6 from falling off in the moving process;

it should be noted that, the two sides of the shell 1 are provided with the connecting clamping groove 15, the upper end of the shell 1 is provided with the first mounting hole 16, the two sides of the fixing piece 3 are provided with the clamping lugs 35, the two sides of the clamping lugs 35 are provided with the second jacking block 351, the second jacking block 351 is provided with the chamfer 7, the clamping buckle is arranged in the connecting groove through the clamping lugs 35, the second jacking block 351 is tightly contacted with the side wall of the connecting clamping groove 15, the fixing piece 3 is fixedly connected with the shell 1, the side edge of the fixing piece 3 is provided with the grounding pin 36 and is attached to the side wall of the shell 1, the upper end of the fixing piece 3 is provided with the second mounting hole 37, the second mounting hole 16 is positioned at the same center line as the first mounting hole 16, the connecting clamping groove 15 is matched with the clamping lugs 35 for use, the audio socket can be fixed on equipment or an object through arranging screws in the first mounting hole 16 and the second mounting hole 37, the chamfer 7 is designed to be convenient for the clamping lugs 35 to enter the connecting clamping groove 15, the fixing piece 3 is fixedly connected with the shell 1 in a manner through interference fit, the grounding pin 36 is fixedly connected with the grounding pin of the circuit board, and the grounding pin is enabled to play a role in protecting the audio signal 31;

it should be noted that, the accommodating cavities 33 are not in the same plane, and are staggered, and the accommodating cavities 33 are staggered, so that the space utilization rate is improved, and the dust-proof plate 5 is convenient to accommodate in and out.

The principle of use of the utility model will now be described as follows:

when the audio plug enters the jack 11, the audio plug contacts with the chamfer 7 of the first bump 52 and pushes the dust-proof plate 5 to move towards the containing cavity 33, the gap between the springs 6 is shortened and is in an energy storage state, the audio plug continues to enter and extrude the elastic part 121 to push towards the second groove 112, the back surface of the elastic part 121 contacts with the second groove 112, the audio plug contacts with the signal terminal 12, at the moment, the elastic part 121 applies acting force to the audio plug to fix the audio plug inside the jack 11, in order to further strengthen the tightness of the audio plug, the chamfer 7 of the limiting plate 21 gradually extrudes the compressing part 14 to displace inwards to center by rotating the fastening piece 2, the curved surface of the first top block 142 is tightly attached to the curved surface of the audio plug, the holding force and the friction force are enhanced, the plugging force of the audio plug is indirectly improved until the fastening piece 2 rotates to generate great resistance or the limiting plate 21 contacts with the end surface of the compressing part 14, the rotation can be stopped, the first top block 142 is prevented from damaging the audio plug, and at the moment, the compressing part 14 is influenced by the fastening piece 2 is in an energy storage state.

When the audio plug needs to be separated from the jack 11, the fastener 2 is rotated in the opposite direction, the tightening part 14 releases the counter force to restore to the original position, the first ejector block 142 leaves the curved surface of the audio plug, the audio plug is pulled out, the spring 6 releases the counter force to push the dust guard 5 to reset due to the disappearance of resistance, the signal terminal 12 is protected from short circuit and oxidation, the inside neatness of the jack 11 is ensured, and the damage of electric fire accidents and personal electric shock is avoided.

Through the design scheme, the product can realize the advantages of reliable connection and good protection.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims (7)

1. An audio jack with protection and connection stability, characterized in that: including casing (1), fastener (2), mounting (3), casing (1) is equipped with two at least jacks (11), jack (11) are equipped with signal terminal (12), the both sides of signal terminal (12) are equipped with elasticity portion (121), the entrance of jack (11) is equipped with a plurality of recess (13) of stepping down, forms a plurality of independent portion of shrinking (14), the outer wall of portion of shrinking (14) is equipped with first thread groove (141), fastener (2) are connected fixedly through detachable and portion of shrinking (14), mounting (3) are connected fixedly through buckle and casing (1), mounting (3) are equipped with two at least shields (31), the center of shield (31) sets up to the cavity, and laminating with jack (11) outer wall, be equipped with pedestal (32) between shield (31) outer wall, pedestal (32) are equipped with two at least and accomodate chamber (33), the curved surface of shield (31), jack (11) is equipped with breach (4), and accomodate chamber (33) with center line (6) of holding, be equipped with dustproof board (33) bottom (5), and acts on the guide plate (51) to enable the dust-proof plate (5) to be in contact with the inner wall of the jack (11).

2. The audio jack with protection and connection stabilization of claim 1, wherein: the tail of the jack (11) is provided with a first groove (111), and the top of the first groove (111) is provided with a second groove (112).

3. The audio jack with protection and connection stabilization of claim 2, wherein: the signal terminal (12) is provided with a leading-out pin (122), the signal terminal (12) is fixed in the first groove (111), and the elastic part (121) is arranged in the second groove (112).

4. The audio jack with protection and connection stabilization of claim 1, wherein: the fastener (2) is equipped with limiting plate (21), and with the terminal surface contact of portion of contracting (14), the inner wall of portion of contracting (14) is equipped with first kicking block (142), and keeps holding the distance of holding the audio plug with jack (11) inner wall, limiting plate (21) are equipped with through-hole (22), and keep a central line with the center of jack (11), the edge of limiting plate (21) is equipped with chamfer (7), the inner wall of fastener (2) is equipped with second thread groove (23), detachable setting is second thread groove (23).

5. The audio jack with protection and connection stabilization of claim 1, wherein: the edge of dust guard (5) is equipped with first lug (52), and is in the intermediate position of accomodating chamber (33), first lug (52) are equipped with chamfer (7), baffle (51) are equipped with second lug (53), second lug (53) are equipped with blind hole (54), the bottom of accomodating chamber (33) is equipped with guide post (34), spring (6) set up in guide post (34), blind hole (54).

6. The audio jack with protection and connection stabilization of claim 1, wherein: the utility model discloses a fixing device for the electric motor, including casing (1), joint ear (35) are equipped with in the both sides of casing (1), are equipped with connection draw-in groove (15), the upper end of casing (1) is equipped with first mounting hole (16), the both sides of mounting (3) are equipped with second kicking block (351), second kicking block (351) are equipped with chamfer (7), the buckle passes through joint ear (35) to be set up in the connection recess, and second kicking block (351) are closely contacted with the lateral wall of connection draw-in groove (15), make mounting (3) and casing (1) be connected fixedly, the side of mounting (3) is equipped with joint foot (36), and laminating casing (1) lateral wall, the upper end of mounting (3) is equipped with second mounting hole (37), and is in same central line with first mounting hole (16).

7. The audio jack with protection and connection stabilization of claim 1, wherein: the storage cavities (33) are not in the same plane and are staggered with each other.