CN212115609U

CN212115609U - In-ear earphone

Info

Publication number: CN212115609U
Application number: CN201822110404.2U
Authority: CN
Inventors: 严睿; 顾梦霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-14
Filing date: 2018-12-14
Publication date: 2020-12-08
Anticipated expiration: 2028-12-14

Abstract

The utility model relates to the technical field of earphones, in particular to an in-ear earphone, which comprises a bus and a branching wire, wherein the branching wire is connected with an earplug, and a volume adjusting potentiometer is connected in series on the bus; the earplug comprises an ear cavity fixing part and an ear entering part, wherein the ear entering part is provided with an ear sleeve fixing part, and the ear sleeve fixing part is provided with an ear sleeve; the ear cap comprises an ear fitting part and an earphone buckling part, a silica gel sleeve is arranged between the ear fitting part and the earphone buckling part, and a through hole is formed in the silica gel sleeve; the volume adjustment potentiometer comprises a potentiometer upper plate and a potentiometer lower plate, a potentiometer sliding groove is formed in the potentiometer lower plate, a potentiometer sliding block is arranged in the potentiometer sliding groove, a strip-shaped hole is formed in the potentiometer upper plate, an adjusting portion is arranged at the top of the potentiometer sliding block, and positioning portions are arranged at two ends of the potentiometer lower plate. The utility model has the characteristics of be difficult to break away from ear, the comfort level is better, the in-ear earphone that the earphone cord can not drop from the welding department of potentiometre, earphone cord length can adjust and can not twine together.

Description

In-ear earphone

Technical Field

The utility model relates to an earphone technical field, in particular to in-ear earphone.

Background

With the development and progress of information technology, various technology products are continuously entering the daily lives of people, and in addition, the technology products gradually affect and change the lives of people. Among them, earphones are widely used as an audio output device in people's life, and have become an essential device for various audio playback apparatuses. Existing earphones mainly include two types, namely headphones and in-ear earphones.

People often experience the following problems in using in-ear headphones: 1. the ear separation is easy when in use, especially when in sports, thereby bringing inconvenience to users in the use process; 2. the user feels uncomfortable during the use process, and the experience degree is poor; 3. because the earphone wire in the volume adjustment potentiometer is frequently dragged and pulled, the earphone wire is easy to fall off from the welding position of the potentiometer, and the normal use is influenced; 4. the length of the earphone cord of the earphone can not be adjusted, and the flexible earphone cord is easy to be wound together, which brings inconvenience to users.

Therefore, the existing in-ear earphone has the problems that the earphone wire is easy to separate from the ear, the comfort level is poor, the earphone wire is easy to fall off from the welding position of the potentiometer, and the length of the earphone wire cannot be adjusted and the earphone wire is easy to be wound together.

SUMMERY OF THE UTILITY MODEL

The utility model provides an in-ear earphone which is not easy to be separated from ear, has better comfort level and can not lead the earphone wire to fall off from the welding position of the potentiometer; furthermore, the utility model provides an in-ear earphone still has the earphone cord length can adjust and can not twine characteristics together.

The technical scheme of the utility model: an in-ear earphone comprises a bus and at least two branch wires connected to one end of the bus, wherein the end parts of the branch wires are connected with earplugs, a volume adjusting potentiometer is connected to the bus in series, and the other end of the bus is connected with a plug; the earplug comprises an ear cavity fixing part and an ear inlet part arranged on the ear cavity fixing part, the ear cavity fixing part is communicated with the inside of the ear inlet part, a loudspeaker is arranged in the ear cavity fixing part or the inside of the ear inlet part, the end part of the branching line penetrates through the ear cavity fixing part and then is connected with the loudspeaker, an earcap fixing part is arranged on the ear inlet part, and an earcap is arranged on the earcap fixing part; the ear cap comprises an ear fitting part and an earphone buckling part arranged in the ear fitting part, the earphone buckling part is buckled on the ear cap fixing part, a silica gel sleeve is arranged between the ear fitting part and the earphone buckling part, and a plurality of through holes are formed in the silica gel sleeve; the volume adjustment potentiometer comprises a potentiometer upper plate and a potentiometer lower plate buckled with the potentiometer upper plate, a potentiometer sliding groove is formed in the potentiometer lower plate, the potentiometer lower plate is connected on a bus in series, a potentiometer sliding block is arranged in the potentiometer sliding groove in a sliding mode, the potentiometer sliding block is connected with the bus, a strip-shaped hole is formed in the position, corresponding to the potentiometer sliding groove, of the potentiometer upper plate, an adjusting portion is arranged at the top of the potentiometer sliding block and penetrates through the strip-shaped hole to be located outside the volume adjustment potentiometer, positioning portions are arranged at two ends of the potentiometer lower plate, and the bus is arranged on the positioning portions. The utility model designs the earplug into a structure combining the ear cavity fixing part which is adaptive to the ear cavity and the ear entrance part which is adaptive to the ear canal, so that the earplug can be firmly fixed at the ear hole, and can not easily fall off even if a user does strenuous exercise, thereby having the characteristic of being not easy to separate from the ear; the utility model discloses a set up the silica gel cover between ear laminating portion and earphone buckling part, set up a plurality of through-holes on the silica gel cover again, when the earmuff gets into the duct, the ear laminating portion can carry out nimble deformation according to the duct, is in the comfortable state of ear, has the better characteristics of comfort level, and the setting of silica gel cover still makes the earmuff have the sound insulation function simultaneously; the utility model discloses a set up two location portions that outwards extend at potentiometre hypoplastron both ends and come to fix the bus, even the bus is pulled like this, can not influence being connected between bus and the volume adjustment potentiometre yet, has prevented effectively that the bus from droing on volume adjustment potentiometre binding post, has had the characteristics that the earphone cord can not follow the welding department of potentiometre and drop.

Preferably, be equipped with line length adjustment ware on the bus, line length adjustment ware includes that casing and activity set up the regulation pole inside the casing, be fixed with the clamp plate on the regulation pole, the clamp plate divide into first cavity and second cavity with the inside of casing, the part cover that lies in first cavity on the regulation pole is equipped with compression spring, the part movable sleeve that lies in the second cavity on the regulation pole is equipped with the wire reel, the wire reel passes through ratchet structure and matches with the regulation pole, the bus winding sets up on the wire reel, the one end that the regulation pole is close to the second cavity is equipped with the button, the button has the part to be located the outside of casing. The utility model discloses a set up compression spring and wire reel on adjusting the pole, be connected wire reel and the design of adjusting between the pole for the ratchet structure for the winding that the bus can be good is on the wire reel, through can carrying out the flexibility of bus as required and receive and release, makes the mild bus can not twine, has had the earphone cord length can adjust and can not twine characteristics together.

Preferably, a plurality of hemispherical protrusions are arranged on the outer surface of the ear fitting part. The hemispherical protrusions can increase the stability of the earplug in the ear canal, so that the earplug is less prone to falling off.

Preferably, the earphone buckling part is provided with a plurality of silencing holes. The silencing hole makes the earplug have the function of noise elimination and the function of ventilation, has further improved the utility model discloses a travelling comfort.

Preferably, the positioning part is a positioning sheet, a rectangular or arc-shaped positioning groove is arranged on the positioning sheet, and the bus is arranged in the positioning groove. The bus is fixed at the positioning groove on the positioning sheet, so that the appearance of the potentiometer is not influenced, the bus can be firmly fixed on the potentiometer, and the bus is effectively prevented from falling off on a wiring terminal of the potentiometer.

Preferably, a manual adjustment part is provided at an end of the button. The manual adjusting part enables the adjusting rod to rotate to take up the wire, so that the wire can be rotated more easily, and the hand can exert force conveniently.

Preferably, the outer wall of the shell is provided with a fixing part, the fixing part is matched with the plug in structure, and the fixing part is provided with a magnet. The magnet is arranged in the fixing part, so that the plug can be fixed at the fixing part when the earphone is not used, and the damage of the plug can be prevented.

Preferably, the fixing portion is a rectangular or arc fixing groove. The rectangle or arc fixed slot can carry out better fixed to the plug.

Preferably, the adjusting part is an insulating adjusting fluted disc, gear teeth are arranged at the top of the potentiometer sliding block, and the insulating adjusting fluted disc is matched with the gear teeth. The insulating adjusting fluted disc can carry out more convenient regulation to the potentiometre slider, and then can carry out more convenient regulation to the earphone volume.

Preferably, the ear cavity fixing part is adapted to the ear cavity structure of the ear, and the ear cavity fixing part and the ear insertion part are both made of soft plastic materials. The soft plastic material makes the ear cavity fixing part and the ear entering part have moderate deformation, so that the earplug is better fixed in the ear and cannot fall off.

The utility model discloses following beneficial effect has:

(1) the earplug is designed into a structure combining the ear cavity fixing part adaptive to the ear cavity and the ear inlet part adaptive to the ear canal, so that the earplug can be firmly fixed at the ear hole, can not easily fall off even a user does strenuous exercise, and has the characteristic of being not easy to separate from the ear;

(2) by arranging the silica gel sleeve between the ear attaching part and the earphone buckling part and arranging the plurality of through holes on the silica gel sleeve, when the ear sleeve enters the ear canal, the ear attaching part can be flexibly deformed according to the ear canal and is in a comfortable state of the ear, so that the ear sleeve has the characteristic of better comfort level, and meanwhile, the ear sleeve has a sound insulation function due to the arrangement of the silica gel sleeve;

(3) the two ends of the lower plate of the potentiometer are provided with the two positioning parts extending outwards to fix the bus, so that even if the bus is dragged, the connection between the bus and the volume adjustment potentiometer is not influenced, the bus is effectively prevented from falling off on a wiring terminal of the volume adjustment potentiometer, and the earphone wire has the characteristic that the earphone wire cannot fall off from a welding part of the potentiometer;

(4) through set up compression spring and wire reel on adjusting the pole, be connected wire reel and design for the ratchet structure between the pole for the winding that the bus can be good is on the wire reel, through can carrying out the flexibility of bus as required and receive and release, makes soft bus can not twine, has had the earphone line length and can adjust and can not twine characteristics together.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of the ear-entering part of the present invention;

FIG. 3 is a perspective view of the present invention at the ear;

fig. 4 is a schematic structural view of the middle ear cap of the present invention;

FIG. 5 is a front view of the volume adjustment potentiometer of the present invention;

fig. 6 is a top view of the volume adjustment potentiometer with the adjustment portion removed;

fig. 7 is a perspective view of the structure of the wire length adjuster according to the present invention.

The labels in the figures are: 100-bus, 200-branching, 300-earplug, 301-ear cavity fixing part, 302-ear entering part, 303-loudspeaker, 304-ear cap fixing part, 400-volume adjusting potentiometer, 401-potentiometer upper plate, 402-potentiometer lower plate, 403-potentiometer sliding groove, 404-potentiometer sliding block, 405-strip hole, 406-adjusting part, 407-positioning part, 408-positioning groove, 500-plug, 600-ear cap, 601-ear fitting part, 602-earphone buckling part, 603-silica gel sleeve, 604-through hole, 605-hemispherical bulge, 606-sound eliminating hole, 700-line length adjuster, 701-shell, 702-adjusting rod, 703-pressing plate, 704-first chamber, 705-second chamber, 706-compression spring, 707-spool, 708-button, 709-manual adjustment part, 710-fixation part, 711-magnet.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

An in-ear earphone as shown in fig. 1 comprises a bus 100 and at least two branches 200 connected to one end of the bus, wherein the ends of the branches are connected with earplugs 300, volume adjusting potentiometers 400 as shown in fig. 5 and 6 are connected in series to the bus, and the other end of the bus is connected with a plug 500; the earplug comprises an ear cavity fixing part 301 and an ear entering part 302 which is arranged on the ear cavity fixing part and is shown in figures 2 and 3, wherein the ear cavity fixing part is communicated with the inside of the ear entering part, a loudspeaker 303 is arranged in the ear cavity fixing part or the inside of the ear entering part, the end part of a branching line penetrates through the ear cavity fixing part and is connected with the loudspeaker, an earcap fixing part 304 is arranged on the ear entering part, and an earcap 600 shown in figure 4 is arranged on the earcap fixing part; the ear cap comprises an ear fitting part 601 and an earphone buckling part 602 arranged inside the ear fitting part, the earphone buckling part is buckled on the ear cap fixing part, a silica gel sleeve 603 is arranged between the ear fitting part and the earphone buckling part, and a plurality of through holes 604 are arranged on the silica gel sleeve; the volume adjustment potentiometer comprises a potentiometer upper plate 401 and a potentiometer lower plate 402 buckled with the potentiometer upper plate, a potentiometer sliding groove 403 is formed in the potentiometer lower plate, the potentiometer lower plate is connected on a bus in series, a potentiometer sliding block 404 is arranged in the potentiometer sliding groove in a sliding mode, the potentiometer sliding block is connected with the bus, a strip-shaped hole 405 is formed in the position, corresponding to the potentiometer sliding groove, of the potentiometer upper plate, an adjusting portion 406 is arranged at the top of the potentiometer sliding block, the adjusting portion penetrates through the strip-shaped hole and then is located outside the volume adjustment potentiometer, positioning portions 407 are arranged at two ends of the potentiometer lower plate, and the bus is arranged on the positioning portions. Be equipped with on the bus and be equipped with line length adjustment ware 700 as shown in fig. 7, line length adjustment ware includes casing 701 and the regulation pole 702 of activity setting in the casing inside, be fixed with clamp plate 703 on the regulation pole, the clamp plate is divided into first cavity 704 and second cavity 705 with the inside of casing, the part cover that is located first cavity on the regulation pole is equipped with compression spring 706, the part movable sleeve that is located the second cavity on the regulation pole is equipped with wire reel 707, the wire reel passes through ratchet structure and matches with the regulation pole, the bus winding sets up on the wire reel, the one end of adjusting the pole and being close to the second cavity is equipped with button 708, the button has the outside that the part is located the. A plurality of hemispherical protrusions 605 are provided on the outer surface of the ear attachment portion. The earphone buckling part is provided with a plurality of silencing holes 606. The positioning part is a positioning sheet, a rectangular or arc positioning groove 408 is arranged on the positioning sheet, and the bus is arranged in the positioning groove. The end of the button is provided with a manual adjustment 709. The outer wall of the shell is provided with a fixing part 710, the structure of the fixing part is matched with that of the plug, and the fixing part is provided with a magnet 711. The fixing part is a rectangular or arc fixing groove. The adjusting part is an insulating adjusting fluted disc, the top of the potentiometer sliding block is provided with gear teeth, and the insulating adjusting fluted disc is matched with the gear teeth. The ear cavity fixing part is adapted to the ear cavity structure of the ear, and the ear cavity fixing part and the ear insertion part are made of soft plastic materials.

The utility model discloses a theory of operation does:

the plug 500 is fixed at one end of the bus 100, part of the bus is wound on the wire spool of the wire length regulator 700, the wiring terminal on the lower plate of the potentiometer 400 for volume regulation is connected in series on the bus, the potentiometer sliding block is also connected with the bus, the other end of the bus is connected with two branch wires 200, the branch wires are connected with the loudspeaker 303 in the earplug 300, because the ear cavity fixing part 301 and the ear inserting part 302 are both made of soft plastic materials, the ear cavity fixing part is matched with the ear cavity structure of the ear, the ear inserting part is matched with the ear canal structure of the ear, the earplug can be firmly fixed on the ear through the double fixing of the ear cavity fixing part and the ear inserting part, even if a user does strenuous exercise, the ear cover fixing part 304 at the end part is used for fixing the ear cover 600, the whole ear cover is also made of soft plastic materials, and the fixing effect of the earplug is better due to a plurality of hemispherical bulges 605 on the outer surface of, the silica gel sleeve 603 is arranged between the ear attaching part and the earphone buckling part, and the silica gel sleeve is provided with a plurality of through holes 604, so that the earplug is better in flexibility and more comfortable for a user to feel when in use; after copper wires in the bus are welded on connecting terminals at two ends of a potentiometer lower plate 402, the bus is fixed in a rectangular positioning groove 408 on a positioning sheet, so that the bus and the volume adjustment potentiometer are pulled, the welding position of the copper wires in the bus and the connecting terminals on the potentiometer lower plate is not influenced, acting force is generated at a positioning part 407 mostly, when the volume of the earphone needs to be adjusted, an insulating adjusting fluted disc is rotated, a potentiometer sliding block 404 slides in a potentiometer sliding groove 403, wherein the potentiometer sliding block 404 and the potentiometer sliding groove 403 form a sliding resistor, and the potentiometer upper plate 401 and the potentiometer lower plate are buckled to form a shell of the whole volume adjustment potentiometer; when the length of the bus needs to be increased, a button 708 is pressed, a pressing plate 703 presses a compression spring 706, the pressing plate contacts and extrudes a wire coil 707, a user pulls the bus, the wire coil rotates unidirectionally relative to an adjusting rod 702 to realize the elongation of the bus, when the bus does not need to be elongated, the button is loosened, the compression spring recovers deformation, the pressing plate presses the wire coil to stop rotating relative to the adjusting rod after the elastic force acts on the pressing plate again, when the bus needs to be retracted, a manual adjusting part 709 on the button is rotated, the adjusting rod drives the wire coil to rotate together under the action of a ratchet structure, the bus is wound on the wire coil again, the bus can be released and retracted as required by operating the way, wherein the wire coil can move properly relative to the adjusting rod, when the earphone is not used for a long time, the earphone can be placed in an arc-shaped fixing groove on the outer wall, the plug is fixed under the action of the magnets 711 in the arc-shaped fixing groove, so that the plug can be prevented from being damaged.

Claims

1. An in-ear headphone, characterized by: the earphone comprises a bus (100) and at least two branch lines (200) connected to one end of the bus, wherein the end parts of the branch lines are connected with earplugs (300), a volume adjusting potentiometer (400) is connected to the bus in series, and the other end of the bus is connected with a plug (500); the earplug comprises an ear cavity fixing part (301) and an ear inlet part (302) arranged on the ear cavity fixing part, the ear cavity fixing part is communicated with the inside of the ear inlet part, a loudspeaker (303) is arranged in the ear cavity fixing part or the ear inlet part, the end part of the branching line penetrates through the ear cavity fixing part and then is connected with the loudspeaker, an ear sleeve fixing part (304) is arranged on the ear inlet part, and an ear sleeve (600) is arranged on the ear sleeve fixing part; the ear cap comprises an ear attaching part (601) and an earphone buckling part (602) arranged inside the ear attaching part, the earphone buckling part is buckled on the ear cap fixing part, a silica gel cap (603) is arranged between the ear attaching part and the earphone buckling part, and a plurality of through holes (604) are formed in the silica gel cap; the utility model discloses a volume control potentiometre, including potentiometre upper plate (401) and potentiometre hypoplastron (402) with potentiometre upper plate looks lock, be equipped with potentiometre spout (403) on the potentiometre hypoplastron, the potentiometre hypoplastron is established ties on the bus, it is equipped with potentiometre slider (404) to slide in the potentiometre spout, potentiometre slider and bus connection, the position that corresponds with the potentiometre spout on the potentiometre upper plate is equipped with bar hole (405), the top of potentiometre slider is equipped with regulating part (406), the regulating part passes the outside that lies in the volume control potentiometre behind the bar hole, the both ends of potentiometre hypoplastron all are equipped with location portion (407), the bus sets up in location portion.

2. An in-ear headphone as claimed in claim 1, characterized in that: be equipped with line length adjustment ware (700) on the bus, line length adjustment ware includes that casing (701) and activity set up regulation pole (702) inside the casing, be fixed with clamp plate (703) on the regulation pole, the clamp plate divide into first cavity (704) and second cavity (705) with the inside of casing, the part cover that lies in first cavity on the regulation pole is equipped with compression spring (706), the part movable sleeve that lies in the second cavity on the regulation pole is equipped with wire reel (707), the wire reel passes through ratchet structure and adjusts the pole and cooperatees, the bus winding sets up on the wire reel, the one end that the regulation pole is close to the second cavity is equipped with button (708), the button has the part to be located the outside of casing.

3. An in-ear headphone as claimed in claim 1 or 2, characterized in that: the outer surface of the ear fitting part is provided with a plurality of hemispherical bulges (605).

4. An in-ear headphone as claimed in claim 1 or 2, characterized in that: the earphone buckling part is provided with a plurality of silencing holes (606).

5. An in-ear headphone as claimed in claim 1, characterized in that: the location portion is the spacer, be equipped with rectangle or arc constant head tank (408) on the spacer, the bus sets up in the constant head tank.

6. An in-ear headphone as claimed in claim 2, characterized in that: the end of the button is provided with a manual adjusting part (709).

7. An in-ear headphone as claimed in claim 2 or 6, characterized in that: the outer wall of the shell is provided with a fixing part (710), the structure of the fixing part is matched with that of the plug, and the fixing part is provided with a magnet (711).

8. An in-ear headphone as claimed in claim 7, wherein: the fixing part is a rectangular or arc fixing groove.

9. An in-ear headphone as claimed in claim 1 or 2 or 5 or 6 or 8, characterized in that: the adjusting part is an insulating adjusting fluted disc, gear teeth are arranged at the top of the potentiometer sliding block, and the insulating adjusting fluted disc is matched with the gear teeth.

10. An in-ear headphone as claimed in claim 1 or 2 or 5 or 6 or 8, characterized in that: the ear cavity fixing part is adapted to the ear cavity structure of the ear, and the ear cavity fixing part and the ear entering part are made of soft plastic materials.