CN211982095U

CN211982095U - Apple earphone wearing fastening device

Info

Publication number: CN211982095U
Application number: CN202020092433.5U
Authority: CN
Inventors: 孙伟; 方俊; 张艮; 吴周超; 何怀青
Original assignee: Anhui Mingxun New Material Technology Co ltd
Current assignee: Anhui Mingxun New Material Technology Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-20
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses an apple earphone wearing fastening device, which comprises an earphone body, a fastening structure and a contraction structure, wherein the outside of the earphone body is provided with the fastening structure, the contraction structure is arranged at the rear side of the fastening structure, an upper ear buckle and a lower ear buckle are respectively arranged at the upper side and the lower side of the circumferential surface of the earphone body, the other end of the lower ear buckle is internally provided with a slot, the contraction structure is arranged, a gear is driven to rotate through a rotating shaft to realize the sliding of a toothed belt, the distance between the bottom end of the upper ear buckle and the top end of the lower ear buckle is reduced in the sliding process of the toothed belt, the stability of the fastening is ensured when the gear is adjusted to a proper position, the fastening structure is arranged, after the gear is adjusted, a screw rod is extruded in a rotating way, the expansion length of an air bag can be changed by changing the position of a piston in an air cylinder, the wearing comfort can be improved, and the, the laminating effect is better, and the cooperation is more stable, and the earphone can not drop.

Description

Apple earphone wearing fastening device

Technical Field

The utility model relates to an earphone equipment field specifically is an apple earphone wears straining device.

Background

The earphone is a pair of conversion units, it accepts the electric signal that the media player or receiver send out, utilize the loudspeaker close to the ear to change it into the sound wave that can be heard, the earphone is usually separable with the media player, utilize a plug to connect, the benefit is under the situation that does not influence the other people, can listen to the stereo set alone; the earphone can also isolate the sound of the surrounding environment, is very helpful for people who use in noisy environments such as recording rooms, bars, trips, sports and the like, the earphone is originally used for telephones and radios, but along with the prevalence of portable electronic devices, the earphone is mostly used for mobile phones, walkmans, radios, portable electric games, digital audio players and the like;

the current linear earphone generally is the pleasant formula, and easy atress drops when wearing, and experience effect is not good, and current linear earphone when wearing can not be with the fine fixing of earphone inside the earhole, leads to the audio distortion scheduling problem, to above shortcoming, needs design an apple earphone and wears straining device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an apple earphone wears straining device has solved current apple and has easily come off when wearing, wears the not good technical problem of experience effect.

The purpose of the utility model can be realized by the following technical scheme:

a fastening device for wearing an apple earphone comprises an earphone body, a fastening structure and a contraction structure, wherein the fastening structure is arranged on the outer side of the earphone body, and the contraction structure is arranged on the rear side of the fastening structure;

the fastening structure comprises an upper ear buckle, an extrusion screw rod, a piston, an inflator, an air bag, an insert rod, an insert slot, an expansion spring and a lower ear buckle, the upper ear buckle and the lower ear buckle are respectively arranged on the upper side and the lower side of the periphery of the earphone body, the insert slot is formed in the other end of the lower ear buckle, the insert rod is fixedly connected to the other end of the upper ear buckle, the insert rod is matched and inserted in the insert slot, the expansion spring is arranged between the bottom end part of the insert rod and the bottom side slot wall of the insert slot, the strip-shaped air bag is adhered to the inner side wall of the upper ear buckle, the inflator is adhered to the top side of the annular wall of the upper ear buckle, the piston is arranged in the inflator, the extrusion screw rod penetrates through the top end barrel wall of the inflator through threads.

As a further aspect of the present invention: the circumferential surface of the piston is attached to the inner wall of the inflator, and the bottom end of the inflator is communicated with the air bag through a guide pipe.

As a further aspect of the present invention: the utility model discloses a take the tooth to buckle, including the shrinkage structure, the gear box is fixed in the bottom outside of upper ear buckle, the gear cup joints the outside of installing at the pivot, the both ends of pivot run through respectively in the inside bearing frame of gear box both sides wall, the top outside of ear buckle under is pasted to the bottom of cingulum, the slip hole has been seted up on the wall of gear box's upper and lower both sides, two slip holes are run through on the top of cingulum, the top tip at the cingulum is fixed to the stopper.

As a further aspect of the present invention: and a knob is fixed at one end of the rotating shaft, and the gear and the toothed belt are of a mutually meshed structure.

As a further aspect of the present invention: the positioning screw penetrates through the inner side wall of one side of the gear box through threads, and the bottom end of the positioning screw corresponds to the tooth grooves of the gears.

The utility model has the advantages that: through setting up extending structure, it is rotatory to drive the gear through the pivot, realize the slip of cingulum, at the cingulum slip in-process, reduce the distance between the upper ear knot bottom and the lower ear knot top, when adjusting to suitable position, guarantee the stability of lock joint, through setting up the lock joint structure, after adjusting, rotatory extrusion lead screw, through changing the position of piston in the inflator inside, can change the inflation length of gasbag, can improve the travelling comfort of wearing, fill simultaneously the clearance between upper ear knot and lower ear knot and the auricle, the laminating effect is better, the cooperation is more stable, guarantee that the earphone can not drop.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a view of the internal structure of the retractable structure of the present invention;

FIG. 3 is a side view of the retractable structure of the present invention;

in the figure: 1. an earphone body; 2. a fastening structure; 3. a contracted configuration; 21. an ear clip is arranged; 22. Extruding the screw rod; 23. a piston; 24. an air cylinder; 25. an air bag; 26. inserting a rod; 27. a slot; 28. a tension spring; 29. a lower ear button; 31. a gear box; 32. positioning a screw rod; 33. a gear; 34. a toothed belt; 35. a limiting block; 36. a rotating shaft.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, an apple earphone wearing fastening device comprises an earphone body 1, a fastening structure 2 and a contraction structure 3, wherein the fastening structure 2 is arranged on the outer side of the earphone body 1, and the contraction structure 3 is arranged on the rear side of the fastening structure 2;

the buckling structure 2 comprises an upper ear buckle 21, an extrusion screw rod 22, a piston 23, an air cylinder 24, an air bag 25, an insert rod 26, an insert slot 27, a telescopic spring 28 and a lower ear buckle 29, wherein the upper ear buckle 21 and the lower ear buckle 29 are respectively installed on the upper side and the lower side of the circumferential surface of the earphone body 1, the insert slot 27 is formed in the other end of the lower ear buckle 29, the insert rod 26 is fixedly connected to the other end of the upper ear buckle 21, the insert rod 26 is inserted in the insert slot 27 in a matched mode, the telescopic spring 28 is arranged between the bottom end portion of the insert rod 26 and the bottom side wall of the insert slot 27, the strip-shaped air bag 25 is adhered to the inner side wall of the upper ear buckle 21, the air cylinder 24 is adhered to the top side of the annular wall of the upper ear buckle 21, the piston 23 is arranged in the air cylinder 24, the extrusion screw;

the circumferential surface of the piston 23 is attached to the inner wall of the cylinder 24, and the bottom end of the cylinder 24 is communicated with the air bag 25 through a guide pipe;

the contraction structure 3 comprises a gear box 31, a positioning screw 32, a gear 33, a toothed belt 34, a limiting block 35 and a rotating shaft 36, wherein the gear box 31 is fixed on the outer side of the bottom end of the upper ear buckle 21, the gear 33 is sleeved and mounted on the outer portion of the rotating shaft 36, two ends of the rotating shaft 36 respectively penetrate through bearing seats in the inner portions of two side walls of the gear box 31, the bottom end of the toothed belt 34 is adhered to the outer side of the top end of the lower ear buckle 29, sliding holes are formed in the upper side wall and the lower side wall of the gear box 31, the top end of the toothed belt 34 penetrates through the two sliding holes;

a knob is fixed at one end of the rotating shaft 36, and the gear 33 and the toothed belt 34 are of a meshed structure and can be matched and contracted;

the positioning screw 32 penetrates through the inside of the side wall of one side of the gear box 31 through threads, and the bottom end of the positioning screw 32 is arranged corresponding to the tooth grooves of the gear 33.

The utility model discloses a theory of operation: when the utility model is worn, the upper ear clip 21 and the lower ear clip 29 are respectively matched and clipped at the back side of the auricle, the positioning screw rod 32 is released, the knob is rotated, the gear 33 is driven to rotate through the rotating shaft 36, the sliding of the toothed belt 34 is realized, during the sliding process of the toothed belt 34, at the same time, the insert rod 26 extends into the inside of the slot 27, the distance between the bottom end of the upper ear buckle 21 and the top end of the lower ear buckle 29 is reduced, when the position is adjusted to a proper position, the positioning screw rod 32 is rotated, one end of the positioning screw rod 32 rotates to enter the tooth groove, the positioning of the gear 33 is realized, the stability of buckling connection is ensured, after the adjustment, the extrusion screw 22 is rotated, the expansion length of the air bag 25 can be changed by changing the position of the piston 23 in the air cylinder 24, the wearing comfort can be improved, the gaps between the upper ear clip 21 and the lower ear clip 29 and the pinna are filled, so that the laminating effect is better, the matching is more stable, and the earphone is ensured not to drop.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The apple earphone wearing and fastening device is characterized by comprising an earphone body (1), a fastening structure (2) and a contraction structure (3), wherein the fastening structure (2) is arranged on the outer side of the earphone body (1), and the contraction structure (3) is arranged on the rear side of the fastening structure (2);

the buckling structure (2) comprises an upper ear buckle (21), an extrusion screw rod (22), a piston (23), an air cylinder (24), an air bag (25), an insert rod (26), an insert groove (27), a telescopic spring (28) and a lower ear buckle (29), the upper ear buckle (21) and the lower ear buckle (29) are respectively installed on the upper side and the lower side of the circumferential surface of the earphone body (1), the insert groove (27) is formed in the other end of the lower ear buckle (29), the insert rod (26) is fixedly connected to the other end of the upper ear buckle (21), the insert rod (26) is matched and inserted into the insert groove (27), the telescopic spring (28) is arranged between the bottom end of the insert rod (26) and the bottom side of the insert groove (27), the strip-shaped air bag (25) is adhered to the inner side wall of the upper ear buckle (21), the air cylinder (24) is adhered to the top side of the annular wall of the upper ear buckle (21), and the piston (23) is arranged in, the extrusion screw rod (22) penetrates through the top end cylinder wall of the air cylinder (24) through threads, and the bottom end of the extrusion screw rod (22) is fixedly connected to the top side face of the piston (23).

2. The apple earphone wearing fastening device according to claim 1, wherein the circumferential surface of the piston (23) is in abutment with the inner wall of an air cylinder (24), the bottom end of the air cylinder (24) being in communication with the air bag (25) through a conduit.

3. The apple earphone wearing and fastening device as claimed in claim 1, wherein the contraction structure (3) comprises a gear box (31), a positioning screw (32), a gear (33), a toothed belt (34), a limiting block (35) and a rotating shaft (36), the gear box (31) is fixed on the outer side of the bottom end of the upper ear buckle (21), the gear (33) is sleeved on the outer portion of the rotating shaft (36), two ends of the rotating shaft (36) penetrate through bearing seats inside two side walls of the gear box (31) respectively, the bottom end of the toothed belt (34) is adhered on the outer side of the top end of the lower ear buckle (29), sliding holes are formed in the upper and lower side walls of the gear box (31), two sliding holes are formed in the top end of the toothed belt (34), and the limiting block (35) is fixed on the end portion of the top end of the toothed belt (34).

4. The apple earphone wearing fastening device as claimed in claim 3, wherein a knob is fixed to one end of the rotating shaft (36), and the gear (33) and the toothed belt (34) are engaged with each other.

5. The apple earphone wearing fastening device as claimed in claim 3, wherein the positioning screw rod (32) penetrates through the inside of one side wall of the gear box (31) through threads, and the bottom end of the positioning screw rod (32) is arranged corresponding to the tooth grooves of the gear (33).