CN203181168U

CN203181168U - Headphone with rotary earmuffs

Info

Publication number: CN203181168U
Application number: CN 201320009791
Authority: CN
Inventors: 吴海全; 师瑞文; 彭久高; 唐忠辉
Original assignee: Shenzhen Grandsun Electronics Co Ltd
Current assignee: Shenzhen Grandsun Electronics Co Ltd
Priority date: 2013-01-09
Filing date: 2013-01-09
Publication date: 2013-09-04
Anticipated expiration: 2023-01-09

Abstract

The utility model relates to the field of headphones and provides a headphone with rotary earmuffs. The headphone comprises an arc-shaped headband and two earmuffs arranged at two ends of the arc-shaped headband. The two earmuffs are both provided with openings and a rotating shaft is arranged inside each earmuff. Two end portions of the arc-shaped headband respectively extend into the earmuffs through the openings and the end portions are both fixedly provided with rotary connectors which are sleeved with the rotating shafts and rotate around the rotating shafts. According to the utility model, the arc-shaped headband is provided with the rotary connectors which fit with the rotating shafts inside the earmuffs such that the arc-shaped headband which passes through the openings can rotate with the earmuffs and the earmuffs can rotate outwards or inwards when the headphone is worn on the head. Sound leakage prevention and comfort effects are achieved, and meanwhile, the whole rotary structure is also simple.

Description

The turnable earphone of earmuff

Technical field

The utility model relates to electronic product, relates in particular to the rotary earphone of a kind of earmuff.

Background technology

Ear receiver all has sound field preferably, and compares In-Ear Headphones and can protect ear better, so it more and more is subjected to liking of consumer.General this ear receiver can be regulated the length of headband part, and two ear cup portions are then more fixing, can not make suitable adjusting, but even each one head dummy some difference all after having regulated headband, can not play leakproof audio fruit well.

The utility model content

The purpose of this utility model is to overcome the defective of prior art, provides that a kind of earmuff can rotate, the headband earphone of leakproof sound.

For solving the problems of the technologies described above, the technical solution of the utility model is: provide a kind of earmuff turnable earphone, two earmuffs that comprise the arc headband and be located at described arc headband two ends, two described earmuffs be equipped with opening and in be provided with rotating shaft, the both ends of described arc headband all are installed with the described rotating shaft of socket respectively and rotate around described rotating shaft in described opening stretches into described earmuff and in its end adapter.

Further, described adapter comprises the top connection that is located at described arc headband end and has groove and is connected the lower contact that also has groove with described top connection, the groove inwall of described top connection and described lower contact all has " V " type structure that is oppositely arranged, and described rotating shaft is positioned between the summit of two described " V " type structure.

Particularly, be provided with the gap between described opening and the described arc headband.

Particularly, be provided with the regulating part of retractable in the described opening, described regulating part and described arc headband are fitted and are arranged.

Further, described regulating part is elastic plate.

Again further, described arc headband is provided with two drawing mechanisms that are used for regulating its span.

Particularly, described drawing mechanism comprises that to be located at described arc headband inboard and have the chute of indentation and be arranged in the described chute and arm-tie slidably, and the end of described arc headband is connected with described arm-tie.

Further, described arm-tie is provided with elasticity latch and the fixture block for the described arm-tie sliding stroke of control, and described elasticity latch is positioned at described chute.

Further, described earmuff inboard is provided with sponge block.

The utlity model has following technique effect:

Rotating shaft is set in earmuff in the utility model, and the arc headband with can rotate around the axis after rotating shaft is connected, like this when the arc headband behind head-mount, just can be to the inboard or the outside rotate earmuff, tight with cooperating of ear to guarantee earmuff, reach the effect of leakproof sound, also strengthened comfort of wearing, and the structure of whole rotation is also fairly simple.

Description of drawings

Fig. 1 is the utility model preferred embodiment structural representation;

Fig. 2 is the utility model embodiment medial end portions and earmuff syndeton schematic diagram;

Fig. 3 be among Fig. 2 B to structural representation;

Fig. 4 be among Fig. 2 C to structural representation;

Fig. 5 is lower contact structural representation among the utility model embodiment;

Fig. 6 is A place enlarged drawing among Fig. 1.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.

Referring to Fig. 1, Fig. 2 and Fig. 3, the utility model embodiment provides a kind of earmuff turnable earphone, comprise arc headband 1 and two earmuffs 2 that are connected with the both ends 11 of arc headband 1 respectively, earmuff 2 be provided with opening 21 simultaneously within it portion be fixed with a rotating shaft 22, and all be fixed with adapter 12 at the both ends 11 of arc headband 1, and two adapters 12 respectively in opening 21 stretches into earmuff 2 with rotating shaft 22 sockets, all 22 rotations among a small circle in around the shaft of two adapters 12 simultaneously.Because adapter 12 can 22 rotate around the shaft, and then just can drive the arc headband of fixedlying connected with it 1 and rotate, working as arc headband 1 like this is worn on the head, because head dummy be need regulate earphone the time, just can be laterally or inboard rotation earmuff 2, the angle of general this rotation is the 4-10 degree, this also can be so that earmuff 2 be tighter with cooperating of ear, have certain leakproof audio fruit, and so also improved the earphone comfort of wearing, the structure of earphone integral body is also very simple simultaneously.

Further referring to Fig. 4 and Fig. 5, adapter 12 comprises top connection 121 and lower contact 122, top connection 121 is fixed on the end 11 of arc headband 1 and has groove 123,122 of lower contacts are connected with top connection 121 and also have a groove 123, all has " V " type structure 124 in two grooves 123 simultaneously, two " V " type structure 124 is oppositely arranged, and rotating shaft 22 is positioned between the summit of two " V " type structure 124.Like this except the centre position in two " V " type structure 124, all has certain displacement between other place and the rotating shaft 22, rotating shaft 22 can the centre position be fulcrum, swing within the specific limits, and then show can be so that earmuff 2 can rotate to the left or to the right, be used for adjusting earphone comfort of wearing and leakproof audio fruit, certain this slewing area does not need very big, and general rotational angle to the left or to the right is the 5-10 degree.

Particularly, refer again to Fig. 1 and Fig. 3, the opening 21 on the earmuff 2 can be got a bigger area, arc headband 1 is when wearing, and opening 21 has at least a side not contact with it, and namely opening 21 exists certain space to rotate for arc headband 1.Therefore when inwardly or outwards rotating earmuff 2, can not be limited rotation because one side and arc headband 1 lean within the specific limits.

And in another embodiment, a regulating part 211 can be set in opening 21, this regulating part 211 can freely stretch, when inwardly or outwards rotating earmuff 2, arc headband 1 is fitted with regulating part 211 and is arranged, but regulating part 211 freely bounces back, can not influence the rotation of earmuff 2, and under normal situation, regulating part 211 stretches and clamps arc headband 1, makes earmuff 2 can oneself not rock.Regulating part 211 can be made as one particularly and have better flexible elastic plate, can certainly be the expansion plate of sandwich construction.

Referring to Fig. 1 and Fig. 6, also being provided with two drawing mechanisms 13 on arc headband 1 further, being used for regulating the span of arc headband 1, also is the demand of wearing that has satisfied various head dummys further, strengthens comfortableness and leakproof audio fruit.

Particularly, drawing mechanism 13 comprises the chute 1310 with indentation (not shown) and is fastened on arm-tie 132 in the chute 131, chute 131 is located at the inboard of arc headband 1, and fixedly connected with arm-tie 132 in the end 11 of arc headband 1, under the effect of external force, can freely pull out or advance arm-tie 132, reached the purpose of regulating arc headband 1 span, chute 131 built-in indentation are conducive to clamping stagnation arm-tie 132 simultaneously, do the time spent in no external force, and arm-tie 132 can not stretch automatically.

Further, be provided with elasticity latch 1321 and fixture block 1322 at arm-tie 132, elasticity latch 1321 is positioned at chute 131, and fixture block 1322 is located at outside the chute 131, and this is the stroke that stretches for restriction arm-tie 132.When arm-tie 132 is pulled out maximum displacement, elasticity latch 1321 is resisted against on the arc headband 1, make arm-tie 132 can all not pull out, in like manner when arm-tie 132 pushes maximum displacement, fixture block 1322 also is to be resisted against on the arc headband 1, prevent that arm-tie 132 from all stretching in the chute 131, controlled the range of arm-tie 132 effectively.And elasticity latch 1321 is provided with elasticity, when elasticity latch 1321 is resisted against on the arc headband 1, can be by compression elasticity latch 1321, eliminate itself and arc headband 1 against state, and then can in chute 131, all pull out arm-tie 132 with external force, so also finished the dismounting to arc headband 1, very convenient.

Referring to Fig. 3, in earmuff 2, be provided with sponge block 23 further, be used for the sound-absorbing to acoustical generator in the earmuff 2, also some electronic devices and components in the earmuff 2 are had certain shockproof effect simultaneously, play a protective role.

The above only is the utility model preferred embodiment; its structure is not limited to the above-mentioned shape of enumerating; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.

Claims

1. turnable earphone of earmuff, two earmuffs that comprise the arc headband and be located at described arc headband two ends, it is characterized in that: two described earmuffs be equipped with opening and in be provided with rotating shaft, the both ends of described arc headband all are installed with the described rotating shaft of socket respectively and rotate around described rotating shaft in described opening stretches into described earmuff and in its end adapter.

2. the turnable earphone of earmuff as claimed in claim 1, it is characterized in that: described adapter comprises the top connection that is located at described arc headband end and has groove and is connected the lower contact that also has groove with described top connection, the groove inwall of described top connection and described lower contact all has " V " type structure that is oppositely arranged, and described rotating shaft is positioned between the summit of two described " V " type structure.

3. the turnable earphone of earmuff as claimed in claim 1 or 2 is characterized in that: be provided with the gap between described opening and the described arc headband.

4. the turnable earphone of earmuff as claimed in claim 1 or 2 is characterized in that: be provided with the regulating part of retractable in the described opening, described regulating part and described arc headband applying setting.

5. the turnable earphone of earmuff as claimed in claim 4, it is characterized in that: described regulating part is elastic plate.

6. the turnable earphone of earmuff as claimed in claim 1 or 2 is characterized in that: described arc headband is provided with two drawing mechanisms that are used for regulating its span.

7. the turnable earphone of earmuff as claimed in claim 6, it is characterized in that: described drawing mechanism comprises that to be located at described arc headband inboard and have the chute of indentation and be arranged in the described chute and arm-tie slidably, and the end of described arc headband is connected with described arm-tie.

8. the turnable earphone of earmuff as claimed in claim 7 is characterized in that: described arm-tie is provided with elasticity latch and the fixture block for the described arm-tie sliding stroke of control, and described elasticity latch is positioned at described chute.

9. the turnable earphone of earmuff as claimed in claim 1 or 2, it is characterized in that: described earmuff inboard is provided with sponge block.