CN105208480B

CN105208480B - Sliding conduction formula headphone

Info

Publication number: CN105208480B
Application number: CN201510616567.6A
Authority: CN
Inventors: 吴国均
Original assignee: Xiamen Yute Information Technology Co Ltd
Current assignee: Xiamen Yute Information Technology Co Ltd
Priority date: 2015-09-24
Filing date: 2015-09-24
Publication date: 2019-07-02
Anticipated expiration: 2035-09-24
Also published as: CN105208480A

Abstract

The invention discloses a kind of sliding conduction formula headphones, including two headphone units, the headband that two ear mounts being connected on two headphone units and both ends are slidably connected with two ear mounts respectively, it further include to the conductive unit for carrying out conduction between two headphone units, conductive unit includes the top FPC circuit board in headband, two elastic slices for being located at headband both ends and two lower part FPC circuit boards being located in two ear mounts, it is connected inside lower part FPC circuit board and corresponding headphone unit, top FPC circuit board is connected with two sides elastic slice, there is barish copper on the FPC circuit board of lower part, in ear mount and headband sliding trace, the exposed part of elastic slice and copper is kept in contact.By slidingtype conduction, be not necessarily to conducting wire, be also just bent there is no conducting wire, unordered winding the problem of, and can be dismounted with modularization, it is convenient for disassembly and assembly.

Description

Sliding conduction formula headphone

Technical field

The present invention relates to a kind of earphone, in particular to a kind of headphone.

Background technique

Headphone includes two headphone units contacted with ear in left and right and the head for connecting two headphone units Band, in order to adapt to different size of head, the headband of existing headphone can with respect to two headphone units slidings to change Headband and headphone unit row at head wearing space size, between two headphone units by the conducting wire that is located in headband into Row conducting, the problem is that, headband and headphone unit when adjusting the position, conducting wire often by pulling, extruding, unordered winding, Conducting wire is easily broken, to cause the conductive failure between two headphone units, causes aphonia.

Summary of the invention

In view of this, the technical problem to be solved in the present invention is that provide a kind of sliding conduction formula headphone, two ears Machine unit is connected by slidingtype electrically conducting manner, is not necessarily to conducting wire, there is no conducting wires by pulling, extruding, easily broken problem.

Sliding conduction formula headphone of the invention, two headphone units, two be connected on two headphone units Ear mount and the headband that is slidably connected respectively with two ear mounts of both ends, further include leading to carrying out conduction between two headphone units Electric unit, the conductive unit include top FPC circuit board in the headband, two elastic slices for being located at headband both ends and Two lower part FPC circuit boards being located in two ear mounts are led inside the lower part FPC circuit board and corresponding headphone unit Logical, the top FPC circuit board is connected with two sides elastic slice, has barish copper on the lower part FPC circuit board, in ear mount In headband sliding trace, the exposed part of the elastic slice and copper is kept in contact.

FPC is the abbreviation of Flexible Printed Circuit flexible circuit board, and flexible circuit board is with polyimides Or polyester film is that one kind made of substrate has height reliability, excellent flexible printed circuit.With Distribution density Feature high, light-weight, thickness is thin, bending is good, top FPC circuit board can be bent along headband and form perfect arc with headband Shape fitting.Elastic slice is conductive metal, on the FPC circuit board of upper and lower part or the internal copper sheet having with elastic slice conduction.

Further, the headband includes that shell, the skeleton in shell and two are located at the attachment base at skeleton both ends, institute It states top FPC circuit board to be fixed on skeleton, the attachment base compresses skeleton end and elastic slice.

Further, there is elastic portion, the elastic portion includes support arm, the arc bump on support arm on the attachment base And resilient attachment arms, described resilient attachment arms one end is connect with attachment base, the other end and support arm connect, along sliding in the ear mount Direction is equipped with multiple arc grooves corresponding with arc bump, keeps ear mount opposite with headband quiet in arc bump insertion arc groove Only.

Further, there is the interconnection for being horizontally through skeleton and the gear in interconnection on the attachment base Block, described skeleton one end are provided with notch corresponding with block.

Further, the elastic slice has both ends flat part and intermediate bent section, and the both ends flat part is pressed on attachment base On, the intermediate bent section is contacted with the exposed part of the copper on the FPC circuit board of lower part.

Beneficial effects of the present invention: sliding conduction formula headphone of the invention, including two headphone units, two difference The headband that the ear mount and both ends being connected on two headphone units are slidably connected with two ear mounts respectively further includes to two earphones Conductive conductive unit is carried out between unit, the conductive unit includes the top FPC circuit board being located in headband, two difference The lower part FPC circuit board being located in two ear mounts positioned at the elastic slice at headband both ends and two, the lower part FPC circuit board with Conducting inside corresponding headphone unit, the top FPC circuit board are connected with two sides elastic slice, have on the lower part FPC circuit board There is barish copper, in ear mount and headband sliding trace, the exposed part of the elastic slice and copper is kept in contact.Pass through difference FPC circuit board on headband and ear mount is set and elastic slice realizes conduction between two headphone units, is not necessarily to conducting wire, and modularization Dismounting, it is convenient for disassembly and assembly, and the exposed copper on the FPC circuit board in ear mount and elastic slice are in contact condition always, also ensure that Ear mount and headband are in the conductive state always in sliding scale, in this way by the sliding contacts of two components come conductive, Just be bent there is no conducting wire, unordered winding the problem of.

Detailed description of the invention

The invention will be further described with reference to the accompanying drawings and examples:

Fig. 1 is isometric side half sectional view of the invention；

Fig. 2 is the portion A enlarged view in Fig. 1；

Fig. 3 is the connection schematic diagram of attachment base and skeleton；

Fig. 4 is the partial enlarged view of attachment base and conductive unit.

Specific embodiment

Below with reference to attached drawing, the present invention is described in detail, and the sliding conduction formula of the present embodiment is worn as shown in Figure 1: Earphone including being divided to two headphone units 10 at left and right sides of column there is signal processing module, sound to play inside headphone unit 10 Module etc., headphone unit 10 are bonded the transmitting to realize sound with human body ear by the sponge ring on the inside of it.Two earphone lists It is connected between member 10 by headband 30, in order to realize that the wearing space between headband 30 and headphone unit 10 is adjustable, each earphone An ear mount 20 is fixedly connected with above unit 10, the end insertion ear mount 20 of headband 30 is interior and is slidably matched with ear mount 20.

It is conductive by conductive unit 40 between two headphone units 10, as shown in figure 4, conductive unit 40 includes being located at headband Under interior 41, two elastic slices 42 for being located at headband both ends of top FPC circuit board and two are located in two ear mounts Portion's FPC circuit board 43, top FPC circuit board 41 and elastic slice 42 connect integral, lower part FPC circuit board 43 and ear mount company with headband It is connected into entirety.Lower part FPC circuit board 43 inside conducting wire or other conduct pieces and corresponding headphone unit 10 by being connected, top 42 top of the elastic slice welding of two sides is distinguished to realize conducting in the end of FPC circuit board 41, has part on lower part FPC circuit board 43 Exposed copper, in ear mount and headband sliding trace, elastic slice 42 and the exposed part of copper are kept in contact, i.e. elastic slice 42 and lower part 43 sliding contact of FPC circuit board is simultaneously conductive, and the headphone unit 10 on right side is main headphone unit, and the headphone unit 10 in left side is auricular appendage Machine unit, electricity are conducted by main headphone unit to set of headphones unit, and specific morals path is: the lower part on main headphone unit → right side The lower part FPC circuit board 43 in 42 → top of elastic slice FPC circuit board → left side, the 42 → left side of elastic slice on 43 → right side of FPC circuit board → set of headphones unit.When needing to change position of the headband 30 with respect to ear mount 20, i.e. headband 30 is slided with respect to ear mount 20, elastic slice 42 slide on lower part FPC circuit board 43, and by the exposed copper sheet along sliding trace setting on lower circuit plate 43 with Elastic slice contact, guarantees the conducting of elastic slice 42 and Lower Lower FPC circuit board 43, is led in this way by the sliding contact of two components Electricity, the problem of being also just bent, squeeze, destroying there is no conducting wire, earphone long service life.

As shown in Fig. 2, headband 30 is located at the connection at skeleton both ends including shell 31, the skeleton 32 in shell and two Seat 33, top FPC circuit board 41 is fixed on skeleton 32, and attachment base 33 compresses skeleton end and elastic slice.Attachment base and skeleton End be respectively positioned on outside shell, attachment base compresses the end of skeleton and elastic slice as a plug, easy for installation.

As a further improvement of the above technical scheme, there is elastic portion 50, elastic portion 50 includes support arm on attachment base 33 51, the arc bump 52 and resilient attachment arms 53 on support arm, 53 one end of resilient attachment arms connect with attachment base, the other end with Support arm 51 connects, and is equipped with multiple arc grooves 21 corresponding with arc bump 52, arc bump 52 along glide direction in ear mount 20 Keep ear mount opposing stationary with headband in insertion arc groove 21.It is connect by the elastic portion 50 on attachment base 33 with ear mount, passes through arc Connected in star 21 realizes being fixedly connected for ear mount 20 and headband 30 to the position-limiting action of arc bump 52 under force-free state, passes through The flexible deformation realization of resilient attachment arms 53 overcomes arc groove 21 to make arc to the resistance of arc bump 52 under external force Convex block 52 is mutually disengaged and slides with arc groove 21, until arc bump enters in other arc grooves, to change ear mount With the mutual alignment of headband.

As shown in figure 3, having the interconnection 331 for being horizontally through skeleton on attachment base 33 and in interconnection Block 332,32 one end of skeleton are provided with notch 321 corresponding with block.Skeleton 32 is inserted into attachment base by interconnection 331, And 321 alignment stops 332 of notch pull and push block 332 to make to connect to position to skeleton by notch 321 Seat 33 is moved, and realizes the transmitting of power to change the mutual alignment of ear mount and headband.

As a further improvement of the above technical scheme, elastic slice 42 has both ends flat part 421 and intermediate bent section 422, Both ends flat part 421 is pressed on attachment base 33, the exposed part of the copper on intermediate bent section 422 and lower part FPC circuit board 43 Contact.Intermediate bent section 422 can keep enough elasticity so that ear mount and headband after relatively large sliding number still It can be tended to remain on FPC circuit board, earphone long service life.

Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this In the scope of the claims of invention.

Claims

1. a kind of sliding conduction formula headphone, including two headphone units (10), two be connected to two headphone units On the headband (30) that is slidably connected respectively with two ear mounts of ear mount (20) and both ends, it is characterised in that: further include to two ears Machine unit carries out conductive conductive unit (40), and the conductive unit (40) includes the top FPC circuit board in headband (41), two elastic slices (42) for being located at headband both ends and two lower part FPC circuit boards being located in two ear mounts (43), the lower part FPC circuit board (43) is connected with inside corresponding headphone unit (10), the top FPC circuit board (41) It is connected with the elastic slice (42) of two sides, there is barish copper on the lower part FPC circuit board (43), slided in ear mount and headband In track, the elastic slice (42) contacts with the exposed part of the copper on lower part FPC circuit board (43)；

The headband (30) includes that shell (31), the skeleton (32) in shell and two are located at the attachment base at skeleton both ends (33), the top FPC circuit board (41) is fixed on skeleton (32), and the attachment base (33) is by skeleton end and elastic slice pressure Tightly；

There are elastic portion (50) on the attachment base (33), the elastic portion (50) includes support arm (51), the arc on support arm Shape convex block (52) and resilient attachment arms (53), described resilient attachment arms (53) one end are connect with attachment base, the other end and support arm (51) it connects, is equipped with multiple arc grooves (21) corresponding with arc bump (52), arc along glide direction in the ear mount (20) Keep ear mount opposing stationary with headband in shape convex block (52) insertion arc groove (21)；

There is the interconnection (331) for being horizontally through skeleton and the block in interconnection on the attachment base (33) (332), described skeleton (32) one end is provided with notch (321) corresponding with block.

2. sliding conduction formula headphone according to claim 1, it is characterised in that: the elastic slice (42) has two to hold level with both hands Straight portion (421) and intermediate bent section (422), the both ends flat part (421) are pressed on attachment base (33), the bent intermediate Portion (422) is contacted with the exposed part of the copper on lower part FPC circuit board (43).