CN208316953U - A kind of headphone of good dustproof effect - Google Patents

A kind of headphone of good dustproof effect Download PDF

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Publication number
CN208316953U
CN208316953U CN201820764524.1U CN201820764524U CN208316953U CN 208316953 U CN208316953 U CN 208316953U CN 201820764524 U CN201820764524 U CN 201820764524U CN 208316953 U CN208316953 U CN 208316953U
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CN
China
Prior art keywords
cover
headphone
earmuff
dustproof effect
good dustproof
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820764524.1U
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Chinese (zh)
Inventor
付豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
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Priority to CN201820764524.1U priority Critical patent/CN208316953U/en
Application granted granted Critical
Publication of CN208316953U publication Critical patent/CN208316953U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of headphone of good dustproof effect, is related to ear phone technology field.The headphone of the good dustproof effect, including mandril, the both ends of the mandril are provided with side lever, are fixedly connected at the top of the bottom of the side lever and connecting rod, the bottom of the side lever is movably installed with cover cylinder by movable part, and two cover cylinder sides close to each other are fixedly installed with earmuff.The headphone of the good dustproof effect, by working as the earphone temporarily when not used, pull drawstring, cover is hauled out to the outside of cover cylinder, and earmuff is covered, by pulling the both ends of drawstring to tighten one end of cover, earmuff is completely coated, it effectively can prevent dust from entering earmuff, dust is prevented also to be easily accessible inside earphone, ill effect is caused to sound quality audio, it is provided with hairbrush simultaneously, ash disposal is carried out to cover, prevent the surface of cover from accumulating dust, and the distance between two earmuffs are adjustable, increase the comfort of user.

Description

A kind of headphone of good dustproof effect
Technical field
The utility model relates to ear phone technology field, specially a kind of headphone of good dustproof effect.
Background technique
Earphone is a pair of of converting unit, it receives the electric signal that media player or receiver are issued, using close to ear Piece loudspeaker convert it into the sound wave that can be heard.Earphone is usually separable with media player, is inserted using one Head connection.Benefit is can to listen to sound equipment alone in the case where not influencing other people;Also the sound that ambient enviroment can be separated, to The people that recording studio, DJ, journey, movement etc. use under noisy environment of making an uproar is helpful.Earphone original is made on phone and radio , but it is prevailing with portable electronic devices, earphone is chiefly used in mobile phone, walkman, radio.Portable electronic game sum digit Reproducing apparatus for phonotape etc..The ear cup portions of earphone, this is the most crucial ground of earphone.Earmuff is divided into outer ear casing and interior earmuff, ear Most of shell is in the majority with plastics with metal, and the general benefit reason of shell wipes natural air drying with half-dried rag.Interior earmuff is just Take a little things, interior earmuff is generally divided into skin earmuff and lint earmuff.Skin earmuff will be wiped frequently, because of the grease of human secretory Object can accelerate the aging of leather.Although and lint wear when it is comfortable, be easy to shelter evil people and countenance evil practices, dust is also easily accessible sometimes Inside earphone, ill effect is caused to sound quality audio.Existing headphone dust-proof effect is bad, easily influences the sound of earphone Matter.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of headphone of good dustproof effect, solves The problem of existing headphone dust-proof effect is bad, easily influences earphone sound quality.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of head of good dustproof effect Headset, including mandril, the both ends of the mandril are provided with side lever, and the bottom of the side lever and the top of connecting rod are fixed The bottom of connection, the side lever is movably installed with cover cylinder, the fixed peace in two cover cylinders side close to each other by movable part Equipped with earmuff.
The mandril and side lever side close to each other are fixedly installed with link block, and the inside of two link blocks is passed through It is installed with screw rod, one end of the screw rod is fixedly installed with block, the side screw thread outer surface of the screw rod and far from block It is connected with nut.
The cover cylinder is fixedly installed with fixed link far from the side inner wall of earmuff, the fixed link do not connect with cover cylinder one End is fixedly installed with anti-drop block, and the outer surface of the fixed link is arranged with spring, the one end of the spring far from anti-drop block and solid Determine ring to be fixedly connected, and Fixing shrink ring is set to the outer surface of fixed link, the fixed company of the outer wall of the fixed ring and the side of cover It connects, the cover cylinder offers port close to the side of earmuff, and cover cylinder is run through by port in side of the cover far from fixed ring Side wall and extend to the outside of cover cylinder and be provided with drawstring.
Preferably, the inside of the nut offers screw hole compatible with screw rod, and the inner wall of screw hole is provided with and spiral shell The compatible internal screw thread of the external screw thread of bar.
Preferably, the cover is cylindrical shape.
Preferably, the cover is wound as annular shape far from the side of fixed ring, and drawstring is located at the inside of annulus, and drawstring Both ends extend to the outside of annulus.
Preferably, the passage port and close cover side bonds that the cover cylinder opens up have hairbrush.
Preferably, the cover is flexible.
(3) beneficial effect
The utility model provides a kind of headphone of good dustproof effect.What is had has the beneficial effect that:
1, the headphone of the good dustproof effect pulls drawstring, cover is hauled out by not having to hand temporarily when the earphone The outside of cover cylinder, and earmuff is covered, one end of cover is tightened by the both ends of pulling drawstring, earmuff is completely coated, It effectively can prevent dust from entering earmuff, dust is prevented also to be easily accessible inside earphone, ill effect is caused to sound quality audio, It is provided with hairbrush simultaneously, ash disposal is carried out to cover, prevents the surface of cover from accumulating dust.
2, rotate nut in the outer surface of screw rod by rotating nut, nut and block are mutually clamped mandril and side lever The link block clamping that respective side wall is fixedly mounted, makes the distance between the angle adjustable between side lever and mandril, two earmuffs It is adjustable, earmuff is adjusted according to the actual demand of itself convenient for user, avoids clamping of the earphone to user head Crossing pine or tension influences using effect.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the partial structurtes enlarged drawing of A in the utility model Fig. 1;
Fig. 3 is the utility model cover cylinder schematic diagram of internal structure.
In figure: 1 mandril, 2 side levers, 3 connecting rods, 4 movable parts, 5 cover cylinders, 6 earmuffs, 7 link blocks, 8 screw rods, 9 nuts, 10 Block, 11 fixed links, 12 anti-drop blocks, 13 springs, 14 fixed rings, 15 covers, 16 drawstrings, 17 hairbrush.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment provides a kind of headphone of good dustproof effect, as shown in Figure 1-3, include mandril 1, The both ends of mandril 1 are provided with side lever 2, and the bottom of side lever 2 is fixedly connected with the top of connecting rod 3, and the bottom of side lever 2 passes through work Moving part 4 is movably installed with cover cylinder 5, and two sides close to each other of cover cylinder 5 are fixedly installed with earmuff 6, and cover cylinder 5 can drive earmuff 6 Rotation.
Mandril 1 and the side close to each other of side lever 2 are fixedly installed with link block 7, and the inside of two link blocks 7 is through having Screw rod 8, one end of screw rod 8 are fixedly installed with block 10, and the side of the outer surface of screw rod 8 and separate block 10 is threaded with Nut 9, the inside of nut 9 offers screw hole compatible with screw rod 8, and the inner wall of screw hole is provided with the external screw thread with screw rod 8 Compatible internal screw thread rotates nut 9 in the outer surface of screw rod 8 by rotating nut 9, and nut 9 is mutually clamped with block 10 7 clamping of link block that mandril 1 and the respective side wall of side lever 2 are fixedly mounted, makes the angle adjustable between side lever 2 and mandril 1, The distance between two earmuffs 6 are adjustable, are adjusted according to the actual demand of itself to earmuff 6 convenient for user, avoid ear Machine influences using effect to the clamping on user head pine or tension excessively.
Cover cylinder 5 is fixedly installed with fixed link 11 far from the side inner wall of earmuff 6, fixed link 11 do not connect with cover cylinder 5 one End is fixedly installed with anti-drop block 12, and the outer surface of fixed link 11 is arranged with spring 13, and anti-drop block 12 places spring 13 and is detached from fixation The inside of bar 11, the one end of spring 13 far from anti-drop block 12 is fixedly connected with fixed ring 14, and fixed ring 14 is sheathed on fixed link The outer wall of 11 outer surface, fixed ring 14 is fixedly connected with the side of cover 15, and the elastic property that spring 13 has makes fixed ring 14 have the trend moved to the direction far from anti-drop block 12 always, and cover 15 is made to be in the inside of cover cylinder 5 always, and cover 15 is Cylindrical shape, cover cylinder 5 offer port close to the side of earmuff 6, and side of the cover 15 far from fixed ring 14 is by port through cover The side wall of cylinder 5 and extend to the outside of cover cylinder 5 and be provided with drawstring 16, cover 15 is flexible, cover 15 far from fixed ring 14 one Side is wound as annular shape, and drawstring 16 is located at the inside of annulus, and the both ends of drawstring 16 extend to the outside of annulus, and cover cylinder 5 opens up Passage port and have hairbrush 17 close to 15 side bonds of cover, when the earphone does not have to hand temporarily, pull drawstring 16, cover 15 dragged The outside of cover cylinder 5 out, and earmuff 6 is covered, it is by pulling the both ends of drawstring 16 to tighten one end of cover 15, earmuff 6 is complete Full cladding can effectively prevent dust from entering earmuff 6, dust is prevented also to be easily accessible inside earphone, make to sound quality audio It at ill effect, while being provided with hairbrush 17 and ash disposal is carried out to cover 15, prevent the surface of cover 15 from accumulating dust.
Working principle: when the earphone does not have to hand temporarily, pulling drawstring 16, and cover 15 hauled out to the outside of cover cylinder 5, and by ear Earmuff 6 is completely coated, can effectively be prevented by pulling the both ends of drawstring 16 to tighten one end of cover 15 by 6 covering of cover Only dust enters earmuff 6, and dust is prevented also to be easily accessible inside earphone, causes ill effect to sound quality audio, is provided with simultaneously Hairbrush 17 carries out ash disposal to cover 15, prevents the surface of cover 15 from accumulating dust.
In conclusion the headphone of the good dustproof effect, does not have to hand temporarily by working as the earphone, pulls drawstring 16, Cover 15 is hauled out to the outside of cover cylinder 5, and earmuff 6 is covered, by pulling the both ends of drawstring 16 to tighten one end of cover 15, Earmuff 6 is completely coated, can effectively prevent dust from entering earmuff 6, prevent dust to be also easily accessible inside earphone, to sound Matter audio causes ill effect, while being provided with hairbrush 17 and carrying out ash disposal to cover 15, prevents the surface of cover 15 from accumulating dust.
Also, rotate nut 9 in the outer surface of screw rod 8 by rotating nut 9, nut 9 and block 10 be mutually clamped by 7 clamping of link block that mandril 1 and the respective side wall of side lever 2 are fixedly mounted, makes the angle adjustable between side lever 2 and mandril 1, and two The distance between a earmuff 6 is adjustable, is adjusted according to the actual demand of itself to earmuff 6 convenient for user, avoids earphone Using effect is influenced on the clamping on user head pine or tension excessively.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic Element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of headphone of good dustproof effect, including mandril (1), it is characterised in that: the both ends of the mandril (1) are all provided with It is equipped with side lever (2), is fixedly connected at the top of the bottom and connecting rod (3) of the side lever (2), the bottom of the side lever (2) passes through Movable part (4) is movably installed with cover cylinder (5), and the two cover cylinder (5) sides close to each other are fixedly installed with earmuff (6);
The mandril (1) and side lever (2) side close to each other are fixedly installed with link block (7), two link blocks (7) Inside through having screw rod (8), one end of the screw rod (8) is fixedly installed with block (10), the outer surface of the screw rod (8) And the side far from block (10) is threaded with nut (9);
The cover cylinder (5) is fixedly installed with fixed link (11) far from the side inner wall of earmuff (6), the fixed link (11) not with cover One end of cylinder (5) connection is fixedly installed with anti-drop block (12), and the outer surface of the fixed link (11) is arranged with spring (13), described Spring (13) is fixedly connected far from the one end of anti-drop block (12) with fixed ring (14), and fixed ring (14) is sheathed on fixed link (11) Outer surface, the outer wall of the fixed ring (14) is fixedly connected with the side of cover (15), and the cover cylinder (5) is close to earmuff (6) Side offer port, side of the cover (15) far from fixed ring (14) by port through the side wall of cover cylinder (5) and The outside for extending to cover cylinder (5) is provided with drawstring (16).
2. a kind of headphone of good dustproof effect according to claim 1, it is characterised in that: the nut (9) Inside offers and screw rod (8) compatible screw hole, and the inner wall of screw hole is provided in compatible with the external screw thread of screw rod (8) Screw thread.
3. a kind of headphone of good dustproof effect according to claim 1, it is characterised in that: the cover (15) is It is cylindric.
4. a kind of headphone of good dustproof effect according to claim 1, it is characterised in that: the cover (15) is remote Side from fixed ring (14) is wound as annular shape, and drawstring (16) is located at the inside of annulus, and the both ends of drawstring (16) extend to The outside of annulus.
5. a kind of headphone of good dustproof effect according to claim 1, it is characterised in that: the cover cylinder (5) is opened If passage port and have hairbrush (17) close to cover (15) side bonds.
6. a kind of headphone of good dustproof effect according to claim 1, it is characterised in that: the cover (15) has Elasticity.
CN201820764524.1U 2018-05-22 2018-05-22 A kind of headphone of good dustproof effect Expired - Fee Related CN208316953U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820764524.1U CN208316953U (en) 2018-05-22 2018-05-22 A kind of headphone of good dustproof effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820764524.1U CN208316953U (en) 2018-05-22 2018-05-22 A kind of headphone of good dustproof effect

Publications (1)

Publication Number Publication Date
CN208316953U true CN208316953U (en) 2019-01-01

Family

ID=64715130

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820764524.1U Expired - Fee Related CN208316953U (en) 2018-05-22 2018-05-22 A kind of headphone of good dustproof effect

Country Status (1)

Country Link
CN (1) CN208316953U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113496630A (en) * 2021-05-28 2021-10-12 广东白云学院 English listening comprehension trainer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113496630A (en) * 2021-05-28 2021-10-12 广东白云学院 English listening comprehension trainer
CN113496630B (en) * 2021-05-28 2022-12-06 广东白云学院 English listening comprehension trainer

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190101

Termination date: 20190522