CN210247010U

CN210247010U - Automatic winding and unwinding device for earphone cable

Info

Publication number: CN210247010U
Application number: CN201921448612.1U
Authority: CN
Inventors: Chong Fang; 方冲
Original assignee: Shenzhen Lecongzhan Technology Co Ltd
Current assignee: Shenzhen Lecongzhan Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-04-03
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses an automatic winding and releasing device of earphone cord, including outer box, reel, promotion piece and return the spring, outer box and upper cover interconnect, and install the earplug locating plate on the outer box to the fixed axle is installed to outer box bottom, the reel is installed on the fixed axle, and installs the vortex spring on the fixed axle to install the guide bar on the outer box, install the function spring on the guide bar, and function spring and push rod interconnect to the push rod laminates with the reed each other, promote the piece and install on working spring, and promote piece and the mutual laminating of track to the rail mounting is on the reel. This automatic winding and unwinding devices of earphone cord adopts vortex spring to provide the elasticity shrink, only needs to press the button gently when accomodating and just can realize automatic accomodating, labour saving and time saving, and only after inserting the earphone metal plug into the reel, press the button just can begin to accomodate, prevent that the mistake from bumping and also accomodate when causing not having the earphone cord.

Description

Automatic winding and unwinding device for earphone cable

Technical Field

The utility model relates to an earphone cord winding technical field specifically is an automatic winding and unwinding devices of earphone cord.

Background

The earphone is a very important converting unit, as the communication tool appurtenance that is essential in our life, the earphone changes the signal of telecommunication into acoustic signal, and the earphone can protect the privacy, can avoid causing the influence to other people, and the use of earphone is frequent to the young people very much, all has a lot of inconveniences to the winding of earphone and accomodating.

The earphone can bring a lot of facilities for our life, accomodate the in-process in daily usually with the earphone manual winding together, then accomodate, waste time and energy, if the winding is loose, the earphone just scatters very easily, probably ties when using again, if the winding is tight, the time is of a specified duration, the earphone is broken by the tension easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic winding and unwinding devices of earphone cord to it wastes time and energy to provide the winding in solving above-mentioned background art, and the easy problem of being broken of earphone.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic winding and releasing device for earphone cords comprises an outer box, a reel, a pushing block and a return spring, wherein the outer box is connected with an upper cover, an earplug positioning plate is arranged on the outer box, a fixing shaft is arranged at the bottom of the outer box, the fixing shaft is connected with the bottom of the earplug positioning plate, a vortex spring is arranged on the fixing shaft, a guide rod is arranged on the outer box, a reed is arranged on the guide rod, a functional spring is arranged on the guide rod, the functional spring is connected with a push rod, the push rod is attached to the reed, a working spring is arranged on the push rod, the pushing block is arranged on the working spring, the pushing block is attached to a rail, the rail is arranged on the reel, the return spring is connected with the pushing block, the pushing block is attached to the bottom of a control button, and the control button is provided with a limiting spring, and the limiting spring is connected with the earplug positioning plate.

Preferably, the outer box is provided with 4 bulges and is made of PVC material with the thickness of 1 cm.

Preferably, the reel forms a rotating mechanism with the fixed shaft through a bearing mounted on the reel, and the outer surface of the reel is provided with an arc-shaped groove.

Preferably, a hole with the diameter of 1.5cm is formed in the guide rod, and 2 functional springs are symmetrically arranged at two ends of the guide rod relative to the central axis of the guide rod.

Preferably, the outer surface of the rail is in adhesive connection with the inner surface of the reel, and the inner surface of the rail is arranged to be a fog surface.

Preferably, the spring plate is a stainless steel spring sheet, and the spring plate is connected with the inner surface of the guide rod in a welding manner.

Compared with the prior art, the beneficial effects of the utility model are that: according to the automatic winding and unwinding device for the earphone wire, the vortex spring is adopted to provide elastic force for contraction, automatic winding can be achieved only by slightly pressing the button during winding, time and labor are saved, winding can be started only after the metal plug of the earphone is inserted into the reel by pressing the button, and winding can be performed when no earphone wire exists due to mistaken touch;

1. the mechanical structure consisting of the push rod, the pushing block, the top moving block and the control button can realize the storage of the earphone only by inserting the metal plug of the earphone into the mechanical structure through the matching between the push rod and the pushing block so as to push the push rod and then pressing the control button, thereby saving time and labor;

2. the mechanical structure that fixed axle, reel and vortex spring are constituteed can realize the automatic winding to the earphone, and twine the surface of reel with the earphone, can prevent that the earphone from being broken by the tension.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the present invention;

fig. 3 is a schematic top view of the earplug positioning plate of the present invention;

fig. 4 is a schematic view of the top view structure of the scroll spring of the present invention.

In the figure: 1. an outer box; 2. an earplug positioning plate; 3. an upper cover; 4. a fixed shaft; 5. a reel; 6. a scroll spring; 7. a guide bar; 8. a functional spring; 9. a push rod; 10. a working spring; 11. a pushing block; 12. a track; 13. a return spring; 14. pushing the moving block; 15. a control button; 16. a limiting spring; 17. a reed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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. 1-4, the present invention provides a technical solution: an automatic winding and releasing device for earphone wires comprises an outer box 1, an earplug positioning plate 2, an upper cover 3, a fixing shaft 4, a reel 5, a vortex spring 6, a guide rod 7, a function spring 8, a push rod 9, a working spring 10, a pushing block 11, a track 12, a return spring 13, a pushing block 14, a control button 15, a limiting spring 16 and a reed 17, wherein the outer box 1 is connected with the upper cover 3, the earplug positioning plate 2 is installed on the outer box 1, the fixing shaft 4 is installed at the bottom of the outer box 1, the fixing shaft 4 is connected with the bottom of the earplug positioning plate 2, the reel 5 is installed on the fixing shaft 4, the vortex spring 6 is installed on the fixing shaft 4, the guide rod 7 is installed on the outer box 1, the reed 17 is installed on the guide rod 7, the function spring 8 is connected with the push rod 9, and the push rod 9 is attached with the, meanwhile, a working spring 10 is installed on the push rod 9, a pushing block 11 is installed on the working spring 10, the pushing block 11 is attached to a rail 12, the rail 12 is installed on the reel 5, a return spring 13 is installed on the reel 5, the return spring 13 is connected with a pushing block 14, the pushing block 14 is attached to the bottom end of a control button 15, a limiting spring 16 is installed on the control button 15, and the limiting spring 16 is connected with the earplug positioning plate 2.

In this example, the outer box 1 is provided with 4 bulges, the outer box 1 is made of PVC material with the thickness of 1cm, the outer box 1 is provided with 4 bulges, so that the outer box 1 and the upper cover 3 can be conveniently connected to achieve the best storage effect, and the outer box 1 is made of PVC material with the thickness of 1cm, so that the PVC material is light and durable;

the reel 5 and the fixed shaft 4 form a rotating mechanism through a bearing arranged on the reel 5, an arc-shaped groove is formed in the outer surface of the reel 5, the reel 5 and the fixed shaft 4 form the rotating mechanism through the bearing arranged on the reel 5, the reel 5 can freely rotate on the fixed shaft 4 conveniently, and the arc-shaped groove is formed in the outer surface of the reel 5 so as to accommodate earphone wires conveniently;

a hole with the diameter of 1.5cm is formed in the

guide rod

7, 2 functional springs 8 are symmetrically arranged at two ends of the guide rod 7 relative to the central axis of the guide rod 7, a hole with the diameter of 1.5cm is formed in the guide rod 7, so that the push rod 9 and the metal plug of the earphone can conveniently move left and right in the

guide rod

7, and 2 functional springs 8 are symmetrically arranged at two ends of the guide rod 7 relative to the central axis of the guide rod 7, so that the stress of the push rod 9 is more balanced;

the outer surface of the rail 12 is in adhesive connection with the inner surface of the reel 5, the inner surface of the rail 12 is arranged to be a fog surface, the outer surface of the rail 12 is in adhesive connection with the inner surface of the reel 5, the positions of the rail 12 and the reel 5 can be fixed through the adhesive connection, and the inner surface of the rail 12 is arranged to be a fog surface, so that the push block 11 is prevented from still moving when not stressed;

the reed 17 is a stainless steel spring sheet, the inner surfaces of the reed 17 and the guide rod 7 are in welded connection, the reed 17 is a stainless steel spring sheet, so that the metal plug of the earphone inserted into the reed 17 can be conveniently clamped, the inner surfaces of the reed 17 and the guide rod 7 are in welded connection, the welded connection is firmer in connection relation, and the earphone is prevented from falling off from the guide rod 7.

The working principle is as follows: the upper cover 3 in figure 1 is opened, the inner surface of the upper cover 3 arranged inside is a fog face groove and is connected with a bulge on the outer box 1, the right lower end of the upper cover 3 is lower than an arc groove arranged on the reel 5, the earphone earplug is placed on the earplug positioning plate 2 in figure 3, the metal plug of the earphone is inserted into the reel 5 from the right end of the earplug positioning plate 2 in figure 1, the metal plug of the earphone is attached to the right end of a push rod 9, a reed 17 clamps the metal plug of the earphone, the metal plug of the earphone pushes the push rod 9 to move leftwards, a functional spring 8 is stretched and deformed, a working spring 10 is compressed and deformed, a push block 11 is pushed leftwards, the left end of the push block 11 is attached to and extrudes the right lower end of a top motion block 14, a control button 15 in figure 1 is pushed downwards, a limit spring 16 is stretched and deformed, the top motion block 14 moves downwards under the push of the bottom end of the control button, the return spring 13 is extruded and deformed, when the top end of the ejector block 14 passes the bottom end of the push block 11, the push block 11 moves leftwards under the action of the working spring 10, the left end of the push block 11 is clamped with a groove formed on the reel 5 close to the left end of the ejector block 14, the control button 15 is released, the limiting spring 16 recovers deformation, the initial scroll spring 6 is in an extrusion contraction state, the scroll spring 6 recovers deformation because the ejector block 14 loses the clamping action, the reel 5 starts to rotate, and the earphone cord is automatically wound on the outer surface of the reel 5 under the action of an arc-shaped groove on the reel 5 and is covered with the upper cover 3 clamped with the outer box 1;

when the earphone is needed to be used, the upper cover 3 is opened, the earplugs are taken down from the earplug positioning plate 2, the earplugs are pulled rightwards, the vortex spring 6 connected with the reel 5 starts to be reversely extruded and deformed, after the earphone wire is completely taken out, the metal plugs of the earphone are pulled rightwards, the push rod 9 moves rightwards under the action of the functional spring 8, the working spring 10 is pulled rightwards, the pushing block 11 moves rightwards, when the left end of the pushing block 11 crosses the right end of the pushing block 14, the return spring 13 restores deformation, the pushing block 14 moves upwards, the pushing block 14 is attached to the earplug positioning plate 2 of the earplug, the positions of the reel 5 and the vortex spring 6 are fixed, the metal plugs of the earphone are continuously pulled until the metal plugs of the earphone are completely taken out, and the working principle of the automatic winding and unwinding device of the earphone wire.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic winding and releasing device of earphone cord, includes outer box (1), reel (5), promotes piece (11) and regression spring (13), its characterized in that: the utility model discloses a novel earplug structure, including outer box (1) and upper cover (3) interconnect, and install earplug locating plate (2) on outer box (1), and fixed axle (4) are installed to outer box (1) bottom, and fixed axle (4) and earplug locating plate (2) bottom interconnect simultaneously, reel (5) are installed on fixed axle (4), and install vortex spring (6) on fixed axle (4), and install guide bar (7) on outer box (1), install reed (17) on guide bar (7) simultaneously, install function spring (8) on guide bar (7), and function spring (8) and push rod (9) interconnect to push rod (9) and reed (17) are laminated each other, install work spring (10) on push rod (9) simultaneously, promote piece (11) and install on work spring (10), and promote piece (11) and track (12) and laminate each other, and track (12) are installed on reel (5), return spring (13) and install on reel (5), and return spring (13) and top and move piece (14) interconnect to top and move piece (14) and control button (15) bottom and laminate each other, install spacing spring (16) on control button (15), and spacing spring (16) and earplug locating plate (2) interconnect.

2. The automatic winding and releasing device of the earphone line according to claim 1, wherein: the outer box (1) is provided with 4 bulges, and the outer box (1) is made of PVC material with the thickness of 1 cm.

3. The automatic winding and releasing device of the earphone line according to claim 1, wherein: the reel (5) and the fixed shaft (4) form a rotating mechanism through a bearing mounted on the reel (5), and an arc-shaped groove is formed in the outer surface of the reel (5).

4. The automatic winding and releasing device of the earphone line according to claim 1, wherein: a hole with the diameter of 1.5cm is formed in the guide rod (7), and 2 functional springs (8) are symmetrically arranged at two ends of the guide rod (7) relative to the central axis of the guide rod (7).

5. The automatic winding and releasing device of the earphone line according to claim 1, wherein: the outer surface of the rail (12) is in adhesive connection with the inner surface of the reel (5), and the inner surface of the rail (12) is arranged to be a fog surface.

6. The automatic winding and releasing device of the earphone line according to claim 1, wherein: the reed (17) is a stainless steel spring sheet, and the inner surface of the reed (17) is connected with the inner surface of the guide rod (7) in a welding manner.