CN216055445U - Anti-leakage device for earphone jack - Google Patents

Abstract

The utility model discloses an anti-leakage device for an earphone socket, which comprises a machine body, wherein two slots are symmetrically formed in the front end surface of the machine body, a first anti-leakage block is arranged in front of the machine body, knobs are respectively arranged on two sides of the first anti-leakage block, a connecting shaft is fixedly arranged at the axis of each knob, a driving gear positioned in the first anti-leakage block is fixedly arranged on the outer side of each connecting shaft, driven gears positioned in the first anti-leakage block are respectively arranged on two sides of each driving gear, threaded rods are fixedly arranged at the axis of each driven gear, a moving block is respectively arranged on the outer sides of every two threaded rods, a first spring is fixedly arranged on one side, away from the knobs, of each moving block, a pressing plate is fixedly arranged at one end, away from the corresponding moving block, of each spring, a mounting plate positioned in the first anti-leakage block is arranged at one end, away from the knobs, of the threaded rods, of each moving block, of each spring is fixedly arranged on one side, away from the corresponding knob. This anti-drop-out device of earphone socket, convenient to use has improved the stability of connecting, can play the guard action to the earphone line.

Description

Anti-leakage device for earphone jack

Technical Field

The utility model relates to the technical field of earphones, in particular to an anti-leakage device for an earphone jack.

Background

The earphone is a pair of conversion units which receive the electric signals from the media player or receiver and convert them into audible sound waves by using a speaker near the ear. The earphone can be separated from the media player and can be connected by only one plug, but the existing earphone jack has the problems of poor stability, easy falling off or damage caused by bending in the use process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an anti-leakage device of an earphone socket, which solves the problems that the existing earphone socket has poor stability and is easy to fall off or be damaged due to bending in the use process.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-leakage device for a socket of an earphone comprises a machine body, wherein two slots are symmetrically formed in the front end face of the machine body, an anti-leakage block is installed in front of the machine body, knobs are installed on two sides of the anti-leakage block, a connecting shaft is fixedly installed at the axis of each knob, a driving gear located inside the anti-leakage block is fixedly installed on the outer side of each connecting shaft, driven gears located inside the anti-leakage block are installed on two sides of each driving gear, threaded rods are fixedly installed at the axis of each driven gear, a moving block is installed on the outer side of each two threaded rods, a spring is fixedly installed on one side, far away from the knobs, of each moving block, a pressing plate is fixedly installed at one end, far away from the moving block, of each spring, a mounting plate located inside the anti-leakage block is installed at one end, far away from the knobs, of the threaded rods, eight cylindrical limiting blocks are symmetrically installed on the upper end face of the anti-leakage block, eight No. two anticreep pieces are installed in the outside of cylindricality stopper, eight cylindricality spacing grooves have been seted up to the lower terminal surface symmetry of No. two anticreep pieces, cylindricality stopper and cylindricality spacing groove size adaptation, one side sliding connection of slot has the push rod, the outside fixed mounting of push rod has No. two springs, the one end fixed mounting of push rod has the wedge, one side swing joint that the push rod was kept away from to the wedge has the kelly, the kelly is close to the one end of wedge and articulates there is the pulley.

Preferably, the knob and the connecting shaft are of an integrated structure, the connecting shaft is connected with the first anti-falling block through a cylindrical groove, the connecting shaft and the driving gear are of an integrated structure, one end, far away from the knob, of the connecting shaft is connected with the first anti-falling block through a roller bearing, and the connecting groove is formed in the slot.

Preferably, driving gear and driven gear meshing, driven gear and threaded rod structure as an organic whole, the one end that the threaded rod is close to the knob passes through roller bearing with the inner wall of anticreep piece No. one and is connected, the one end that the knob was kept away from to the threaded rod passes through roller bearing with the mounting panel and is connected, the mounting panel passes through the screw connection with the inner wall of anticreep piece No. one.

Preferably, threaded grooves are formed in two sides of the inside of the moving block, the moving block is in threaded connection with a threaded rod, every two threaded grooves of the threaded rod close to the same knob are of opposite structures, one end, close to the knob, of the first spring is connected with the moving block in a welded mode, one end, far away from the knob, of the first spring is connected with the pressing plate in a welded mode, and anti-skidding pieces are arranged on the inner surface of the pressing plate.

Preferably, the push rod and the machine body form a sliding structure, the push rod and the second spring form an integrated structure, one end of the second spring is connected with the inner wall of the machine body in a welding mode, and the other end of the second spring is connected with the clamping rod in a welding mode.

Preferably, the slope surface of the wedge block is attached to the pulley, and the axis of the clamping rod is connected with the machine body through a short shaft. And the short shaft is connected with the machine body through a torsion spring.

Preferably, the outer surface of the clamping rod is sleeved with an anti-slip sheath, and the anti-slip sheath is connected with the first anti-slip block through a limiting groove.

(III) advantageous effects

The utility model provides an anti-leakage device of an earphone jack. The method has the following beneficial effects:

(1) this earphone socket's anticreep hourglass device, cooperation through cylindricality stopper and cylindricality spacing groove, be convenient for the installation and the dismantlement of anticreep piece and No. two anticreep pieces, the rotation through the knob can drive the rotation of connecting axle, and then can drive the rotation of driving gear, and then can drive driven gear's rotation, driven gear's rotation can drive the rotation of threaded rod, the rotation of threaded rod can drive the removal of movable block, the removal of movable block can drive the removal of a spring and clamp plate, can carry on spacingly to the earphone line through the cooperation of a spring and clamp plate, can effectively avoid droing of earphone line.

(2) This earphone socket's anticreep hourglass device can drive the removal of wedge through the removal of push rod, can play limiting displacement to the removal of push rod through the effect of No. two springs, can drive the rotation of kelly through the removal of wedge, and the fixed connection of slot and an anticreep piece of being convenient for through the rotation of kelly has improved the stability that the device connects, can effectively avoid droing of socket.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic sectional view of the first anti-separation block of the present invention;

FIG. 4 is a schematic view of a driving gear and a driven gear connection structure according to the present invention;

FIG. 5 is a schematic view of a partial cross-sectional structure of the second anti-separation block of the present invention;

FIG. 6 is a partial sectional view of the body of the present invention;

FIG. 7 is an enlarged view of the structure at A in FIG. 6 according to the present invention.

In the figure: 1. a body; 2. a slot; 3. the first anti-drop block; 4. a knob; 5. a connecting shaft; 6. a driving gear; 7. a driven gear; 8. a threaded rod; 9. a moving block; 10. a first spring; 11. pressing a plate; 12. mounting a plate; 13. a second anti-drop block; 14. a cylindrical limiting block; 15. a cylindrical limiting groove; 16. a push rod; 17. a second spring; 18. a wedge block; 19. a clamping rod; 20. a pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 7, the present invention provides a technical solution: an anti-drop-out device of an earphone jack comprises a machine body 1, slots 2, a first anti-drop block 3, a knob 4, a connecting shaft 5, a driving gear 6, a driven gear 7, a threaded rod 8, a moving block 9, a first spring 10, a pressing plate 11, a mounting plate 12, a second anti-drop block 13, a cylindrical limiting block 14, a cylindrical limiting groove 15, a push rod 16, a second spring 17, a wedge block 18, a clamping rod 19 and a pulley 20, wherein two slots 2 are symmetrically formed in the front end face of the machine body 1, the first anti-drop block 3 is installed in front of the machine body 1, knobs 4 are installed on two sides of the first anti-drop block 3, the connecting shaft 5 is fixedly installed at the axis of the knobs 4, the driving gear 6 inside the first anti-drop block 3 is fixedly installed on the outer side of the connecting shaft 5, the driven gear 7 inside the first anti-drop block 3 is installed on two sides of the driving gear 6, the threaded rod 8 can be driven to rotate through the rotation of the driven gear 7, the axis of the driven gear 7 is fixedly provided with threaded rods 8, the outer sides of every two threaded rods 8 are respectively provided with a movable block 9, one side of each movable block 9, which is far away from the knob 4, is fixedly provided with a first spring 10, one end of each first spring 10, which is far away from the movable block 9, is fixedly provided with a pressing plate 11, one end of each threaded rod 8, which is far away from the knob 4, is provided with a mounting plate 12 positioned inside the first anti-falling block 3, the upper end surface of the first anti-falling block 3 is symmetrically provided with eight cylindrical limiting blocks 14, the outer sides of the eight cylindrical limiting blocks 14 are provided with second anti-falling blocks 13, the lower end surface of each second anti-falling block 13 is symmetrically provided with eight cylindrical limiting grooves 15, the cylindrical limiting blocks 14 are matched with the cylindrical limiting grooves 15 in size, one side of the slot 2 is slidably connected with a push rod 16, the outer side of the push rod 16 is fixedly provided with a second spring 17, and the movement of the push rod 16 can be limited through the action of the second spring 17, a wedge-shaped block 18 is fixedly installed at one end of the push rod 16, a clamping rod 19 is movably connected to one side, far away from the push rod 16, of the wedge-shaped block 18, and a pulley 20 is hinged to one end, close to the wedge-shaped block 18, of the clamping rod 19;

the knob 4 and the connecting shaft 5 are of an integrated structure, the connecting shaft 5 is connected with the first anti-falling block 3 through a cylindrical groove, the connecting shaft 5 and the driving gear 6 are of an integrated structure, one end, far away from the knob 4, of the connecting shaft 5 is connected with the first anti-falling block 3 through a roller bearing, connecting grooves are formed in the two slots 2, the connecting shaft 5 can be driven to rotate through rotation of the knob 4, and then the driving gear 6 can be driven to rotate;

the driving gear 6 is meshed with the driven gear 7, the driven gear 7 and the threaded rod 8 are of an integrated structure, one end, close to the knob 4, of the threaded rod 8 is connected with the inner wall of the first anti-falling block 3 through a roller bearing, one end, far away from the knob 4, of the threaded rod 8 is connected with the mounting plate 12 through the roller bearing, the mounting plate 12 is connected with the inner wall of the first anti-falling block 3 through a screw, and the threaded rod 8 can be driven to rotate through rotation of the driven gear 7;

threaded grooves are formed in two sides of the inner portion of the moving block 9, the moving block 9 is in threaded connection with the threaded rods 8, each two threaded grooves of the threaded rods 8 close to the same knob 4 are of opposite structures, one end, close to the knob 4, of the first spring 10 is connected with the moving block 9 in a welding mode, one end, far away from the knob 4, of the first spring 10 is connected with the pressing plate 11 in a welding mode, anti-skidding pieces are arranged on the inner surface of the pressing plate 11, and the moving of the pressing plate 11 can be limited through the effect of the pressing plate 11;

the push rod 16 and the machine body 1 form a sliding structure, the push rod 16 and the second spring 17 form an integrated structure, one end of the second spring 17 is connected with the inner wall of the machine body 1 through welding, the other end of the second spring 17 is connected with the clamping rod 19 through welding, and the movement of the push rod 16 can be limited through the action of the second spring 17;

the inclined surface of the wedge block 18 is attached to the pulley 20, and the axle center of the clamping rod 19 is connected with the machine body 1 through a short shaft. The short shaft is connected with the machine body 1 through a torsion spring, and the rotation of the clamping rod 19 is facilitated through the action of the short shaft;

the surface of kelly 19 has cup jointed anti-skidding sheath, and anti-skidding sheath passes through the spacing groove with anticreep piece 3 and is connected, through the cooperation of kelly 19 and spacing groove, is convenient for organism 1 and the fixed connection of anticreep piece 3.

When the earphone line head anti-falling device is used, a user can hold the pressing plates 11 by hands, the two pressing plates 11 are pushed to one side, the first spring 10 is compressed, the earphone line can be placed inside the two pressing plates 11, then the pressing plates 11 are loosened, the first spring 10 rebounds to drive the inner surface of the pressing plates 11 to be attached to the outer surface of the earphone line head, and then the user can clamp the cylindrical limiting blocks 14 into the cylindrical limiting grooves 15 to fixedly connect the first anti-falling blocks 3 with the second anti-falling blocks 13, so that the first anti-falling blocks 3 and the second anti-falling blocks 13 form a whole;

then the user can grasp one end of the push rod 16 and push the push rod 16 to one side, the movement of the push rod 16 can drive the wedge block 18 to move to one side close to the clamping rod 19, at the moment, the second spring 17 is stretched, the slope surface of the wedge block 18 is contacted with the pulley 20, the pulley 20 can be driven to rotate, so that the clamping rod 19 rotates, the clamping rod 19 is disconnected with the slot 2, the rear end of the main body formed by the first anti-falling block 3 and the second anti-falling block 13 can be inserted into the slot 2 at the moment, the length of the earphone cable is properly adjusted, the earphone cable head is inserted into the connecting slot, at the moment, a user can release the push rod 16, at the moment, the second spring 17 rebounds, the wedge-shaped block 18 can be driven to move towards the direction far away from the clamping rod 19, at the moment, the clamping rod 19 returns to the original position under the action of the torsion spring and is clamped into the first anti-falling block 3, the first anti-falling block 3 is limited, and the first anti-falling block 3 is effectively prevented from falling off;

then, a user can grasp the knob 4 and rotate the knob 4, the rotation of the knob 4 can drive the rotation of the connecting shaft 5, the rotation of the connecting shaft 5 can drive the rotation of the driving gear 6, the driving gear 6 is meshed with the driven gear 7, the rotation of the driving gear 6 can drive the rotation of the driven gear 7, the rotation of the driven gear 7 can drive the rotation of the threaded rod 8, through the action of the threads, the rotation of the threaded rod 8 can drive the movement of the moving blocks 9, the movement of the two moving blocks 9 can drive the movement of the first spring 10 and the pressing plate 11, the acting force of the first spring 10 is increased, the pressing plate 11 clamps the earphone cord, and the dropping of the earphone cord can be effectively avoided, which is the using process of the anti-dropping device of the earphone jack, and the content which is not described in detail in the specification belongs to the prior art known by the professional skilled in the art.

In conclusion, the anti-leakage device for the earphone socket can be used for conveniently mounting and dismounting the first anti-dropping block 3 and the second anti-dropping block 13 by matching the cylindrical limiting block 14 and the cylindrical limiting groove 15 in the using process, the rotation of the knob 4 can drive the connecting shaft 5 to rotate, and further can drive the driving gear 6 to rotate, and further can drive the driven gear 7 to rotate, the rotation of the driven gear 7 can drive the threaded rod 8 to rotate, the rotation of the threaded rod 8 can drive the moving block 9 to move, the movement of the moving block 9 can drive the first spring 10 and the pressing plate 11 to move, the earphone line can be limited by matching the first spring 10 and the pressing plate 11, the earphone line can be effectively prevented from dropping, meanwhile, the movement of the wedge block 18 can be driven by the movement of the push rod 16, the movement of the push rod 16 can be limited by the action of the second spring 17, and the rotation of the clamping rod 19 can be driven by the movement of the wedge block 18, the rotation through kelly 19 is convenient for slot 2 and the fixed connection of anticreep piece 3 No. one, has improved the stability that the device is connected, can effectively avoid droing of socket.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an anti-drop device of earphone socket, includes organism (1), its characterized in that: two slots (2) are symmetrically formed in the front end face of the machine body (1), a first anti-falling block (3) is installed in front of the machine body (1), knobs (4) are installed on two sides of the first anti-falling block (3), a connecting shaft (5) is fixedly installed at the axis of the knob (4), a driving gear (6) located inside the first anti-falling block (3) is fixedly installed on the outer side of the connecting shaft (5), driven gears (7) located inside the first anti-falling block (3) are installed on two sides of the driving gear (6), threaded rods (8) are fixedly installed at the axis of the driven gears (7), moving blocks (9) are installed on the outer sides of every two threaded rods (8), a first spring (10) is fixedly installed on one side, away from the knob (4), of each moving block (9), and a pressing plate (11) is fixedly installed at one end, away from the moving blocks (9), of each spring (10), one end of the threaded rod (8) far away from the knob (4) is provided with a mounting plate (12) positioned in the first anti-drop block (3), eight cylindrical limiting blocks (14) are symmetrically arranged on the upper end surface of the first anti-falling block (3), a second anti-falling block (13) is arranged on the outer sides of the eight cylindrical limiting blocks (14), eight cylindrical limiting grooves (15) are symmetrically arranged on the lower end surface of the second anti-falling block (13), the cylindrical limiting block (14) is matched with the cylindrical limiting groove (15) in size, one side of the slot (2) is connected with a push rod (16) in a sliding way, a second spring (17) is fixedly arranged on the outer side of the push rod (16), a wedge-shaped block (18) is fixedly arranged at one end of the push rod (16), a clamping rod (19) is movably connected on one side of the wedge-shaped block (18) far away from the push rod (16), one end of the clamping rod (19) close to the wedge-shaped block (18) is hinged with a pulley (20).

2. The anti-leakage device of an earphone jack according to claim 1, wherein: knob (4) and connecting axle (5) are integral structure, connecting axle (5) and anticreep piece (3) are through the columnar order groove connection, connecting axle (5) and driving gear (6) are integral structure, the one end that knob (4) were kept away from in connecting axle (5) is connected through roller bearing with anticreep piece (3) No. two the spread groove has been seted up to the inside of slot (2).

3. The anti-leakage device of an earphone jack according to claim 1, wherein: driving gear (6) and driven gear (7) meshing, driven gear (7) and threaded rod (8) structure as an organic whole, threaded rod (8) are close to the one end of knob (4) and the inner wall of anticreep piece (3) and pass through roller bearing and are connected, the one end that knob (4) were kept away from in threaded rod (8) is connected through roller bearing with mounting panel (12), mounting panel (12) pass through the screw connection with the inner wall of anticreep piece (3).

4. The anti-leakage device of an earphone jack according to claim 1, wherein: threaded grooves are formed in two sides of the inner portion of the moving block (9), the moving block (9) is in threaded connection with the threaded rod (8), every two threaded grooves, close to the same knob (4), of the threaded rod (8) are of opposite structures, one end, close to the knob (4), of the spring (10) is in welded connection with the moving block (9), one end, far away from the knob (4), of the spring (10) is in welded connection with the pressing plate (11), and the anti-slip sheet is arranged on the inner surface of the pressing plate (11).

5. The anti-leakage device of an earphone jack according to claim 1, wherein: sliding structure is constituteed with organism (1) in push rod (16), integrated structure is constituteed with No. two spring (17) in push rod (16), welded connection is passed through with the inner wall of organism (1) in the one end of No. two spring (17), welded connection is passed through with kelly (19) to the other end of No. two spring (17).

6. The anti-leakage device of an earphone jack according to claim 1, wherein: the slope surface of wedge (18) and pulley (20) laminating, the axle center department of kelly (19) is connected through the minor axis with organism (1), and the minor axis is connected through torsion spring with organism (1).

7. The anti-leakage device of an earphone jack according to claim 1, wherein: the outer surface of the clamping rod (19) is sleeved with an anti-slip sheath, and the anti-slip sheath is connected with the first anti-slip block (3) through a limiting groove.

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