CN208227261U - A kind of headband automatic folding type earphone - Google Patents

Abstract

The utility model discloses a kind of headband automatic folding type earphones, it include auricular concha, support rod, adjustment seat and headband, headband includes first beam and second beam, and two head beams include elastomeric connector strip, and the both ends of elastomeric connector strip are inwards bent to form bending part；The bending part of elastomeric connector strip is inserted in adjustment seat and activity is fixed in adjustment seat, tilt bending part can；Adjustment seat includes a upper casing, and the surface that upper casing is fixed on bending part forms the position limiting structure to bending part.The utility model is by being designed to double end girder construction for headband, and it can be according to practical situations opening and closing, so can balancing head bandwidth and the problem of usage comfort, and due to multiposition, come into contact in a large area and promote the stability that earphone is worn, while also making to store more flexible convenience.In addition, head beam designs the form of the jacketed pipe of steel bar in pairs, while guaranteeing chucking power, the weight of earphone is also mitigated, the experience sense and comfort of wearing are enhanced.

Description

A kind of headband automatic folding type earphone

Technical field

The utility model relates to earphone products technical fields, and in particular to a kind of ear receiver.

Background technique

Ear receiver will not oppress ear due to easy to use, have on more comfortable, be therefore widely used in aviation Many fields such as communication, broadcast broadcast, traffic traffic, communication contact.Ear receiver is usually by loudspeaker jar shell, ear muff structure At headband pad is arranged to improve comfort in setting headband (head beam) and microphone, headband bottom surface thereon.Traditional ear receiver A headband is usually only designed, however the scheme of a headband will lead to following two disadvantage, first, if it is desired to reaching higher Headband must be just made wider by comfort, but wider headband both will increase dramatically weight, also will increase occupied sky Between, it is unfavorable for storage storage；Second, if storage storage for convenience, it is necessary to headband be made thinner, but headband is too thin It can cause uncomfortable to using, and structural strength also can decrease.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of structures simply, design is more reasonable, using more comfortably, more Be conducive to the headband automatic folding type earphone of storage storage.

In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of headband automatic folding type earphone, It include auricular concha, support rod, adjustment seat and headband, auricular concha is connect with support rod, and support rod setting forms adjustable in adjustment seat Section structure, headband are connect with adjustment seat, it is characterised in that: the headband includes two head beams, i.e. first beam and second Beam, two head beams include elastomeric connector strip, and the both ends of elastomeric connector strip are inwards bent to form bending part；Elastic connection The bending part of item is inserted in adjustment seat and activity is fixed in adjustment seat, makes bending part formation that can tilt structure；The adjustment seat It include a upper casing, the surface that upper casing is fixed on bending part forms the position limiting structure to bending part.

Further, the adjustment seat further includes having sliding bottom and lower casing, and support rod is threaded through in sliding bottom and is formed The slidably adjustment structure of adjustment seat；Lower casing is fixed on sliding bottom, and upper casing is fixed on lower casing, shape between upper casing and lower casing At fixed stroke space, the bending part of elastomeric connector strip is inserted in the trip space, and the trip space is less than bending part Dog-ear stroke.

Further, the elastomeric connector strip be using flexible steel bar made of steel disc, have more preferable toughness and Intensity.

Further, sleeve column at two is provided in lower casing, sleeve column is inserted in upper casing；The bending part front end of steel bar is equipped with Sets of holes, the aperture of sets of holes are greater than the diameter of sleeve column, bending part are allow to do the tilting and downward motion of certain stroke；First beam It is covered respectively by respective sets of holes with the steel bar of second beam and forms location structure on two sleeve columns.

Further, the upper casing is fixed by a screw (bolt, also can buckle screw) with lower casing and sliding bottom, Screw is passed through from the middle position of upper casing and is fixed with lower casing and sliding bottom, to provide the pressure to bending part, two sleeve columns point column In the two sides of screw.

Further, it is respectively cased with sleeve (generally flexible) in the outside of first beam and second beam, casing Both ends extend respectively to the position of adjustment seat.

Preferably, it is 1-60 degree that expandable angle is opened and closed between first beam and second beam.

Upper casing and lower casing form a fixed stroke, this trip is less than the folding of steel bar bending part by the effect of screw Thus angle stroke can generate the pressure toward inside.When auricular concha axially opens outward reaches a certain distance, steel bar is inside The power of side can generate a critical point, and continuing stress more than steel bar after the critical point will open, i.e. first beam and second Beam opens, and keeps open configuration.When auricular concha is axial compresses a certain distance inward (or when the axial force of auricular concha outward disappears When mistake), the head beam of opening is understood the effect because of steel bar bending part with upper casing and lower casing and is closed.

The utility model by the way that headband is designed to double end girder construction, and can according to practical situations opening and closing, So can balancing head bandwidth and the problem of usage comfort, and due to head multiposition, come into contact in a large area and promote ear The stability that machine is worn, while also making storage more flexible and convenient.In addition, head beam designs the form of the jacketed pipe of steel bar in pairs, protect While demonstrate,proving chucking power, the weight of earphone entirety is also mitigated, the experience sense and comfort of wearing are enhanced.

Detailed description of the invention

Fig. 1 is the twin beams closed state figure of the utility model headphone；

Fig. 2 is the twin beams open configuration figure of the utility model headphone；

Fig. 3 is the twin beams closed state figure of the utility model list aural headphone；

Fig. 4 is steel bar assembling structure schematic diagram；

Fig. 5 is the diagrammatic cross-section of steel bar assembling structure；

Fig. 6 is the structural schematic diagram of steel bar.

In figure, 1 is auricular concha, and 2 be adjustment seat, and 3 be support rod, and 4 be first beam, and 5 be second beam, and 6 be sliding bottom, 7 be lower casing, and 8 be upper casing, and 9 be steel bar, and 10 be casing, and 11 be bending part, and 12 be screw, and 13 be sleeve column, and 14 be sets of holes.

Specific embodiment

In the present embodiment ,-Fig. 6, the headband automatic folding type earphone, include auricular concha 1, support rod 3, adjust referring to Fig.1 Section seat 2 and headband, auricular concha 1 are connect with support rod 3, and the setting of support rod 3 forms adjustable structure, headband and tune in adjustment seat 2 Seat 2 is saved to connect；The headband includes two head beams, i.e. first beam 4 and second beam 5, and two head beams include steel bar 9, the both ends of steel bar 9 are inwards bent to form bending part 11；The bending part 11 of steel bar 9 is inserted in adjustment seat 2 and is adjusting Activity is fixed in seat 2, makes the formation of bending part 11 that can tilt structure；The adjustment seat 2 includes a upper casing 8, and upper casing 8 is fixed on bending The surface in portion 11 forms the position limiting structure to bending part 11.

The adjustment seat 2 further includes having sliding bottom 6 and lower casing 7, and support rod 3 is threaded through to be formed in sliding bottom 6 and adjust The slidably adjustment structure of seat 2；Lower casing 7 is fixed on sliding bottom 6, and upper casing 8 is fixed on lower casing 7, upper casing 8 and lower casing 7 it Between form fixed stroke space, the bending part 11 of steel bar 9 is inserted in the trip space, and the trip space be less than bending part 11 dog-ear stroke.

Sleeve column 13 at two are provided in lower casing 7, sleeve column 13 is inserted in upper casing 8；11 front end of bending part of steel bar 9 is equipped with Sets of holes 14, the aperture of sets of holes 14 are greater than the diameter of sleeve column 13, bending part 11 are allow to do the tilting and downward motion of certain stroke； The steel bar 9 of first beam 4 and second beam 5 forms location structure on two sleeve columns 13 by 14 sets of respective sets of holes respectively.

The upper casing 8 passes through a screw 12(bolt, screw, also can buckle), screw fixed with lower casing 7 and sliding bottom 6 12 fix from the middle position of upper casing 8 across with lower casing 7 and sliding bottom 6, to provide the pressure to bending part 11, two sleeve columns 13 It is respectively in the two sides of screw 12.

It is generally flexible that sleeve 10(is respectively cased in the outside of first beam 4 and second beam 5), the both ends of casing 10 Extend respectively to the position of adjustment seat 2.

Because opening and closing expandable angle as 0-60 degree between first beam 4 and second beam 5.

Upper casing 8 and lower casing 7 pass through the effect of screw 12, form a fixed stroke, and this trip is less than 9 bending part of steel bar Thus 11 dog-ear stroke can generate the pressure toward inside.When auricular concha axially opens outward reaches a certain distance, steel The power of item 9 toward inside can generate a critical point, and continuing stress more than steel bar after the critical point will open, i.e. first beam 4 It is opened with second beam 5, and keeps open configuration.When auricular concha is axial compresses a certain distance inward (or work as auricular concha outward Axial force when disappearing), the head beam of opening can be closed because of the effect of 9 bending part 11 of steel bar and upper casing 8 and lower casing 7.

The utility model is described in detail above, it is described above, only the preferred embodiment of the utility model and , when the utility model practical range cannot be limited, i.e., all according to the made equivalent changes and modifications of the application range, it should still belong to this In utility model covering scope.

Claims (7)

1. a kind of headband automatic folding type earphone, includes auricular concha, support rod, adjustment seat and headband, auricular concha is connect with support rod, Support rod setting forms adjustable structure in adjustment seat, and headband is connect with adjustment seat, it is characterised in that: the headband includes Two head beams, i.e. first beam and second beam, two head beams include elastomeric connector strip, the equal court in the both ends of elastomeric connector strip Inside is bent to form bending part；The bending part of elastomeric connector strip is inserted in adjustment seat and activity is fixed in adjustment seat, is made curved Folding part, which is formed, can tilt structure；The adjustment seat includes a upper casing, and the surface that upper casing is fixed on bending part is formed to bending The position limiting structure in portion.

2. headband automatic folding type earphone according to claim 1, it is characterised in that: the adjustment seat further includes having sliding Pedestal and lower casing, support rod are threaded through the slidably adjustment structure that adjustment seat is formed in sliding bottom；Lower casing is fixed on sliding bottom On seat, upper casing is fixed on lower casing, and fixed stroke space is formed between upper casing and lower casing, and the bending part of elastomeric connector strip plugs In the trip space, and the trip space is less than the dog-ear stroke of bending part.

3. headband automatic folding type earphone according to claim 2, it is characterised in that: the elastomeric connector strip is using steel Flexible steel bar made of piece.

4. headband automatic folding type earphone according to claim 3, it is characterised in that: be provided at two and cover in lower casing Column, sleeve column are inserted in upper casing；The bending part front end of steel bar is equipped with sets of holes, and the aperture of sets of holes is greater than the diameter of sleeve column, makes to bend Portion can do the tilting and downward motion of certain stroke；The steel bar of first beam and second beam passes through respective sets of holes set respectively Location structure is formed on two sleeve columns.

5. headband automatic folding type earphone according to claim 4, it is characterised in that: the upper casing is by a screw under Shell and sliding bottom are fixed, and screw is passed through from the middle position of upper casing and fixed with lower casing and sliding bottom, and two sleeve columns are respectively in spiral shell The two sides of silk.

6. headband automatic folding type earphone according to claim 1, it is characterised in that: in first beam and second beam Outside is respectively cased with sleeve, and the both ends of casing extend respectively to the position of adjustment seat.

7. headband automatic folding type earphone according to claim 1, it is characterised in that: between first beam and second beam Opening and closing expandable angle is 1-60 degree.