CN218830547U - Adjustment locking structure and headphone - Google Patents

Abstract

The embodiment of the application belongs to the technical field of earphones, an adjustment locking structure is related to, adjustment locking structure includes first fitting piece, second fitting piece and locking piece, be provided with first mounting hole on the first fitting piece, be provided with the second mounting hole on the second fitting piece, first fitting piece and second fitting piece have at least partly overlap together along length direction and form the overlap area, the locking piece is installed in first mounting hole and second mounting hole, the adjustment locking piece can change the length in overlap area for the position of first mounting hole or/and second mounting hole. The application also relates to a headset, which comprises the adjusting and locking structure. The application provides a technical scheme can adjust the whole length after first fitting piece and second fitting piece are connected and firmly lock together, does not receive vibration factors such as ambient noise to influence after the locking, can avoid headphone's frame length to change, prevents that the earphone from the overhead landing of user, guarantees to listen to information reliably.

Description

Adjustment locking structure and headphone

Technical Field

The application relates to the technical field of earphones, in particular to an adjustment locking structure and a headset.

Background

Headphones are widely used in situations where telephone calls, radio and commands are being listened to. The headset includes a housing, the length of which is generally adjustable to accommodate different users' head styles.

At present, the adjusting structure of the length of the headset frame generally adopts a pretightening force mode, and when the length of the headset frame is adjusted, the pretightening force can be overcome by hands to adjust. The length of the rack cannot be fixed by the pretightening force mode and can change along with environmental factors, for example, in an environment with strong noise, the rack can vibrate due to noise, when the force generated by vibration is greater than the pretightening force, relative displacement can occur between components of the adjusting structure, so that the length of the rack changes, and after the length of the rack changes, on one hand, a user feels bad and needs to adjust again; on the other hand, the headset may slip off the head of the user, and the serious condition causes the head of the user to miss key important information, which causes serious consequences.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application is used for solving the technical problem that the length of the headset frame can change along with environmental factors such as noise in the prior art.

In order to solve the above technical problem, an embodiment of the present application provides an adjustment locking structure, which adopts the following technical solutions:

the utility model provides an adjustment locking structure, adjustment locking structure includes first fitting piece, second fitting piece and locking piece, be provided with first mounting hole on the first fitting piece, be provided with the second mounting hole on the second fitting piece, first fitting piece with the second fitting piece has at least partly along length direction overlapping together and forms the overlap area, the locking piece is installed first mounting hole with in the second mounting hole, the adjustment the locking piece for first mounting hole or/and the position of second mounting hole can change the length in overlap area.

Furthermore, a transfer piece is arranged between the first fitting piece and the second fitting piece, a third mounting hole is formed in the transfer piece, the locking piece penetrates through the third mounting hole, a sliding guide opening is formed in the transfer piece along the length direction, and the first fitting piece or the second fitting piece is inserted into the sliding guide opening.

Furthermore, a limit nail is arranged on the transfer piece, a fourth mounting hole is formed in the second fitting piece or the first fitting piece, the fourth mounting hole comprises a large hole and a small hole, the large hole is communicated with the small hole, the limit nail comprises a nail head and a nail rod, one end of the nail rod is connected with the transfer piece, the other end of the nail rod is connected with the nail head, the diameter of the nail head is smaller than that of the large hole and larger than that of the small hole, the diameter of the nail rod is smaller than that of the small hole, and the nail rod can pass through the large hole and then reach the small hole.

Furthermore, the adjustment locking structure further comprises an elastic piece and a fixed seat, the fixed seat is installed on the locking piece, one end of the elastic piece is abutted to the fixed seat, and the other end of the elastic piece is abutted to the first fitting piece or the second fitting piece.

Further, the elastic component includes flat top, flat top's homonymy interval is provided with two arc portions, the opening orientation of arc portion flat top, flat top with the fixing base butt, arc portion with first fitting piece or second fitting piece butt.

Furthermore, a first positioning column is arranged on the fixing seat, a positioning hole is formed in the flat top, and the first positioning column is inserted into the positioning hole.

Furthermore, a second positioning column is arranged on the fixing seat, a positioning groove is formed in the transfer piece, and the second positioning column is inserted into the positioning groove.

Further, the locking piece includes the bolt, the bolt interlude is through first mounting hole with the second mounting hole, install the nut on the bolt.

Further, the bolt includes screw thread section, cooperation section and stub end, the one end of cooperation section is connected the screw thread section, the other end of cooperation section is connected the stub end, the cross sectional shape of cooperation section is first preventing changeing, first mounting hole or/and the shape of second mounting hole prevents changeing for the second, first prevent changeing with the second prevent changeing can prevent the cooperation section for first mounting hole or/and the second mounting hole rotates.

Further, a first tooth is axially arranged on the outer wall of the nut.

Furthermore, the nut is sleeved with an adjusting button, the adjusting button is meshed with the first teeth, and second teeth are axially arranged on the outer wall of the adjusting button.

In order to solve the above technical problem, an embodiment of the present application further provides a headset, which adopts the following technical solutions:

a headset comprises the adjusting and locking structure.

Further, the headset further comprises an electric wire, a wire bundling piece is arranged on the fixing seat, and the electric wire penetrates through the wire bundling piece.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects: install the locking piece in the first mounting hole of first fitting piece and the second mounting hole of second fitting piece, can firmly lock first fitting piece and second fitting piece together, the adjustment locking piece can change the length of the overlap region of first fitting piece and second fitting piece for the position of first mounting hole or/and second mounting hole, realize the adjustment of the whole length after first fitting piece and second fitting piece are connected, the whole length after first fitting piece and second fitting piece are connected can not receive the influence of vibration factors such as noise, can keep the adjustment result stable, guarantee that the user uses well reliably.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a perspective view of a headphone according to an embodiment of the present application;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the first fitting of FIG. 2;

FIG. 4 is a schematic view of the second fitting member of FIG. 2;

FIG. 5 is a schematic view of the transfer piece of FIG. 2;

FIG. 6 is a schematic view of the transfer member of FIG. 2 in another orientation;

FIG. 7 is a schematic view of the transfer member of FIG. 2 in a different orientation than FIGS. 5 and 6;

FIG. 8 is a schematic view of the transfer member of FIG. 2 in a different orientation than that of FIGS. 5, 6 and 7;

FIG. 9 is a schematic view of the spring of FIG. 2;

FIG. 10 is a schematic view of the elastic member of FIG. 2 in another orientation;

FIG. 11 is a schematic view of the fixing base of FIG. 2;

FIG. 12 is a schematic view of the fixing base in FIG. 2 in another direction;

FIG. 13 is a schematic view of the bolt of FIG. 2;

fig. 14 isbase:Sub>A sectional view taken atbase:Sub>A-base:Sub>A of fig. 13.

Reference numerals: 1-first fitting piece, 11-first mounting hole, 2-second fitting piece, 21-second mounting hole, 22-fourth mounting hole, 23-bulge, 3-locking piece, 31-bolt, 311-thread section, 312-fitting section, 313-big head end, 32-nut, 33-adjusting button, 4-transfer piece, 41-third mounting hole, 42-sliding guide opening, 43-limit nail, 44-positioning groove, 5-elastic piece, 51-flat top, 511-positioning hole, 52-arc part, 6-fixing seat, 61-first positioning column, 62-second positioning column, 63-fifth mounting hole, 64-wire bundling piece and 7-electric wire.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Fig. 1 is a schematic perspective view of a headset according to an embodiment of the present disclosure, fig. 2 is an exploded view of fig. 1, fig. 3 is a schematic view of a first mating member of fig. 2, and fig. 4 is a schematic view of a second mating member of fig. 2, an embodiment of the present disclosure provides an adjustment locking structure for a headset, the adjustment locking structure includes a first mating member 1 (see fig. 2), a second mating member 2, and a locking member 3, the first mating member 1 is provided with a first mounting hole 11 (see fig. 3), the second mating member 2 is provided with a second mounting hole 21 (see fig. 4), at least a portion of the first mating member 1 and the second mating member 2 overlap each other in a length direction to form an overlapping region, the locking member 3 is mounted in the first mounting hole 11 and the second mounting hole 21, and a position of the locking member 3 relative to the first mounting hole 11 or/and the second mounting hole 21 can change a length of the overlapping region.

In this embodiment: the first mounting hole 11 is long, and the locking member 3 can move in the first mounting hole 11 along the length direction of the first mounting hole 11, that is, the relative position of the locking member 3 and the first mounting hole 11 can be changed; the locking member 3 is fixed in position relative to the second mounting hole 21. Of course, in other embodiments: the relative positions of the first mounting hole 11 and the locking member 3 can be fixed; the second mounting hole 21 is elongated, and the locking member 3 is movable in the second mounting hole 21 in the longitudinal direction of the second mounting hole 21, i.e., the relative positions of the locking member 3 and the second mounting hole 21 can be changed. Alternatively, in other embodiments: the first mounting hole 11 and the second mounting hole 21 may be elongated, and the locking member 3 may move in the first mounting hole 11 in the longitudinal direction of the first mounting hole 11 and in the second mounting hole 21 in the longitudinal direction of the second mounting hole 21, that is, the relative positions of the locking member 3 and the first mounting hole 11 and the second mounting hole 21 may be changed.

By arranging the first mounting hole 11 or/and the second mounting hole 21 in a long strip shape, the relative position of the locking piece 3 and the first mounting hole 11 or/and the second mounting hole 21 can be changed, so as to change the length of the overlapping area, the length of the overlapping area is increased, the overall length of the first fitting piece 1 after being connected with the second fitting piece 2 is shortened, the length of the overlapping area is shortened, the overall length of the first fitting piece 1 after being connected with the second fitting piece 2 is increased, namely, the adjustment of the overall length of the first fitting piece 1 after being connected with the second fitting piece 2 can be realized.

Fig. 5 is a schematic view of the transfer member in fig. 2, fig. 6 is a schematic view of another direction of the transfer member in fig. 2, fig. 7 is a schematic view of a direction of the transfer member in fig. 2 different from the directions of fig. 5 and 6, and fig. 8 is a schematic view of a direction of the transfer member in fig. 2 different from the directions of fig. 5, 6 and 7, further, in this embodiment, the transfer member 4 is disposed between the first mating member 1 (see fig. 2) and the second mating member 2, the transfer member 4 is provided with a third mounting hole 41 (see fig. 7), the locking member 3 is inserted through the third mounting hole 41, the transfer member 4 is provided with a slide guide 42 (see fig. 6) along a length direction, the slide guide 42 is disposed on one side surface of the transfer member 4, the first mating member 1 is inserted into the slide guide 42, and the second mating member 2 is mounted on a side surface of the transfer member 4 opposite to the first mating member 1. Of course, in other embodiments, the second fitting member 2 may be inserted into the sliding guide opening 42, and the first fitting member 1 is installed on the side surface of the intermediate transfer member 4 opposite to the second fitting member 2. Because the sliding guide opening 42 is easy to damage due to stress in the process of adjusting the overall length of the first matching piece 1 connected with the second matching piece 2, the transfer piece 4 can be replaced after the sliding guide opening 42 is damaged, and the maintenance is convenient. Of course, in other embodiments, the transfer element 4 may be omitted and the sliding guide slot 42 may be provided directly on the first fitting element 1 or the second fitting element 2.

Further, in this embodiment, be provided with stop nail 43 (refer to fig. 8) on the transfer piece 4, be provided with fourth mounting hole 22 on the second fitting piece 2, fourth mounting hole 22 includes macropore and aperture, the macropore is linked together with the aperture, stop nail 43 includes pin fin and nail pole, the one end and the transfer piece 4 of nail pole are connected, the other end and the pin fin of nail pole are connected, the diameter of pin fin is less than macroporous diameter and is greater than the width of aperture, the diameter of nail pole is less than the width of aperture, the nail pole can reach the aperture after the macropore, so that second fitting piece 2 and transfer 4 installation.

Of course, in other embodiments, the fourth mounting hole 22 can be omitted from the second fitting member 2, and the fourth mounting hole 22 can be disposed on the first fitting member 1 instead.

Continuing to refer to fig. 2, further, in this embodiment, the adjustment locking structure further includes an elastic element 5 and a fixing seat 6, the fixing seat 6 is installed on the locking element 3, one end of the elastic element 5 abuts against the fixing seat 6, the other end of the elastic element 5 abuts against the first fitting element 1, the elastic element 5 is utilized to absorb vibration energy, thereby avoiding the locking element 3 from loosening and falling off, the overall length of the first fitting element 1 connected with the second fitting element 2 after the locking element 3 loosens and falls off can be changed, and the first fitting element 1 and the second fitting element 2 can be separated and disengaged from each other by a person with severe conditions.

In this embodiment, the elastic member 5 abuts against the first mating member 1, but of course, in other embodiments, the elastic member 5 may abut against the second mating member 2. In this embodiment, two elastic members 5 are provided, however, in other embodiments, the number of the elastic members 5 may be adjusted, and only one elastic member may be provided, or more than two elastic members may be provided.

Further, in the present embodiment, in order to make the elastic element 5 well abut against the first mating element 1 and the fixing base 6, referring to fig. 9, fig. 9 is a schematic view of the elastic element in fig. 2, the elastic element 5 includes a flat top portion 51, two arc portions 52 are disposed at intervals on the same side of the flat top portion 51, an opening of the arc portion 52 faces the flat top portion 51, the flat top portion 51 abuts against the fixing base 6 (see fig. 2), and the arc portion 52 abuts against the first mating element 1. For better understanding of the spring 5, reference is also made to fig. 10, which fig. 10 is a schematic view of the spring of fig. 2 in another direction.

In this embodiment, the arc-shaped portion 52 abuts the first fitting member 1, but in other embodiments, the arc-shaped portion 52 may abut the second fitting member 2. Of course, in other embodiments, the arc-shaped portion 52 may abut against the fixed seat 6, and the flat-top portion 51 may abut against the first mating member 1. In other embodiments, the structure of the elastic element 5 may also be changed, as long as it can be in good abutment with the first mating element 1 and the fixed seat 6.

Further, in the present embodiment, in order to position and facilitate the installation of the elastic element 5, referring to fig. 11, fig. 11 is a schematic view of the fixing base in fig. 2, four first positioning posts 61 are disposed on the fixing base 6, two positioning holes 511 (refer to fig. 10) are disposed on the flat top 51 of each elastic element 5, and one first positioning post 61 is inserted into each positioning hole 511. For better understanding of the fixing base 6, reference is also made to fig. 12, which fig. 12 is a schematic view of the fixing base in fig. 2 in another direction. Of course, in other embodiments, the number of the first positioning posts 61 and the positioning holes 511 can be adjusted, and even the first positioning posts 61 and the positioning holes 511 can be omitted.

Further, in this embodiment, the fixing base 6 is provided with a second positioning column 62, the transfer member 4 is provided with a positioning slot 44 (see fig. 5), and the second positioning column 62 is inserted into the positioning slot 44, so that the fixing base 6 and the transfer member 4 are conveniently positioned and mounted together, and the stability of the adjustment locking structure is improved.

Further, in the present embodiment, the locking member 3 includes a bolt 31 (see fig. 2), the bolt 31 is inserted through the first mounting hole 11 (see fig. 3) and the second mounting hole 21 (see fig. 4), a nut 32 is mounted on the bolt 31, that is, the first mating member 1 and the second mating member 2 are confined between the nut 32 and the big end of the bolt 31, and the nut 32 is adjusted to loosen or lock the first mating member 1 and the second mating member 2. The fixing seat 6 is provided with a fifth mounting hole 63, and the bolt 31 is inserted through the fifth mounting hole 63 and the third mounting hole 41 on the transfer member 4. That is, the bolt 31 is inserted through the second mounting hole 21, the third mounting hole 41, the first mounting hole 11, and the fifth mounting hole 63 in this order (see fig. 12). In this embodiment, a protrusion 23 (see fig. 4) is disposed on a side of the second fitting part 2 away from the transfer part 4 around the second mounting hole 21, and the protrusion 23 is convenient to make good contact with the large end of the bolt 31 or the nut 32.

Of course, in other embodiments, the locking member 3 may have other structures as long as it can ensure that the first mating member 1 and the second mating member 2 are firmly locked together and can be released when adjustment is required. For example, a screw may be used instead of the bolt 31 and the nut 32, accordingly, the first mounting hole 11 is configured to be elongated, the second mounting hole 21 is configured to be a threaded hole, the screw passes through the first mounting hole 11 and is mounted in the second mounting hole 21, the adjustment of the overall length after the first mating member 1 is connected with the second mating member 2 is realized by changing the position of the screw relative to the first mounting hole 11, the first mating member 1 and the second mating member 2 are limited by the thread of the screw in one direction and limited by the large end of the screw in the opposite direction, the adjustment screw can loosen or lock the first mating member 1 and the second mating member 2, and a spring pad can be mounted at the large end of the screw to consolidate the locking effect of the screw; or, the second mounting hole 21 is long, the first mounting hole 11 is a threaded hole, the screw passes through the second mounting hole 21 and is mounted in the first mounting hole 11, and the position of the screw relative to the second mounting hole 21 is changed to adjust the overall length of the first fitting part 1 connected with the second fitting part 2.

Fig. 13 isbase:Sub>A schematic view of the bolt in fig. 2, fig. 14 isbase:Sub>A cross-sectional view taken alongbase:Sub>A-base:Sub>A of fig. 13, and further, in the present embodiment, the bolt 31 (see fig. 13) includesbase:Sub>A threaded section 311,base:Sub>A fitting section 312 andbase:Sub>A large end 313, one end of the fitting section 312 is connected to the threaded section 311, the other end of the fitting section 312 is connected to the large end 313, the cross-sectional shape of the fitting section 312 isbase:Sub>A first anti-rotation shape, the first mounting hole 11 or/and the second mounting hole 21 isbase:Sub>A second anti-rotation shape, and the first anti-rotation shape and the second anti-rotation shape can prevent the fitting section 312 from rotating relative to the first mounting hole 11 or/and the second mounting hole 21. The anti-rotation shape referred to in this application means a shape that can prevent rotation. The first anti-rotation feature and the second anti-rotation feature may be the same or different, so long as the engagement portion 312 is prevented from rotating in the first mounting hole 11 or/and the second mounting hole 21.

Specifically, in this embodiment, the second mounting hole 21 is kidney-shaped, a portion of the bolt 31 that is engaged with the second mounting hole 21 is referred to as an engaging section 312, and a cross section (see fig. 14) of the engaging section 312 is kidney-shaped, so that the kidney-shaped can prevent the engaging section 312 from rotating in the second mounting hole 21 and prevent the bolt 31 from being loosened from the nut 32. Of course, in other embodiments, the cross-section of the second mounting hole 21 and the fitting section 312 may have other shapes as long as the fitting section 312 is prevented from rotating in the second mounting hole 21.

Further, in this embodiment, the outer wall of the nut 32 is provided with a first tooth along the axial direction, so as to facilitate the rotation of the nut 32 and avoid slipping when the nut 32 is rotated by hand.

Further, in this embodiment, the nut 32 is sleeved with an adjusting button 33, and the adjusting button 33 is engaged with the first tooth. The adjusting button 33 can be formed outside the nut 32 through injection molding, the adjusting button 33 formed through injection molding can prevent the nut 32 from being rusted after long-term use, and the adjusting button 33 and the nut 32 can be prevented from loosening and falling off.

Further, in the present embodiment, the second teeth are axially disposed on the outer wall of the adjusting knob 33 to facilitate the rotation of the adjusting knob 33, so as to avoid slipping when the adjusting knob 33 is rotated by hand.

In conclusion, the adjustment locking structure of this application installs the locking piece in the first mounting hole of first fitting piece and the second mounting hole of second fitting piece, can firmly lock first fitting piece and second fitting piece together, can change the length of the overlap region of first fitting piece and second fitting piece through the position of adjustment locking piece for first mounting hole or/and second mounting hole, realize the adjustment of the whole length after first fitting piece is connected with the second fitting piece, whole length after first fitting piece is connected with the second fitting piece can not receive the influence of factors such as environmental noise that lead to adjustment locking structure vibration, can keep the adjustment result stable, guarantee that the user uses well reliably.

The application also provides a headset, which comprises the above adjusting and locking structure.

Further, the headset further includes an electric wire 7 (see fig. 2), the fixing base 6 is provided with a wire bundling member 64, the electric wire 7 is inserted through the wire bundling member 64 (see fig. 11), and the wire bundling member 64 restrains and fixes the electric wire 7, so as to prevent the electric wire 7 from causing spatial interference to a user during the use of the headset.

Further, in the present embodiment, the wire harness 64 has a hook shape, and the electric wire 7 is clamped in the hook, so as to facilitate the installation and separation of the electric wire 7 and the wire harness 64, but of course, in other embodiments, the wire harness 64 may have other structures as long as the position of the electric wire 7 can be restrained and fixed.

This headphone is because of using the adjustment locking structure of this application, and frame length adjustment is convenient, can resist the vibration that factors such as ambient noise arouse, and frame length adjustment's result is stable, avoids headphone's frame length to change, prevents that the earphone from changing because of frame length from the overhead landing of user in the use, guarantees that the user listens to information reliably.

In this embodiment, the adjustment locking structure is used for the headset, and of course, in other embodiments, the adjustment locking structure may also be used in other suitable scenes where the length needs to be adjusted and locked.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications can be made to the embodiments described in the foregoing detailed description, or equivalents can be substituted for some of the features described therein. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (13)

1. An adjustment locking structure which characterized in that: the adjusting and locking structure comprises a first matching piece, a second matching piece and a locking piece, wherein a first mounting hole is formed in the first matching piece, a second mounting hole is formed in the second matching piece, at least one part of the first matching piece and the second matching piece are overlapped together along the length direction to form an overlapping area, the locking piece is mounted in the first mounting hole and the second mounting hole, and the position of the locking piece relative to the first mounting hole or/and the second mounting hole can be changed by the length of the overlapping area.

2. The structure of claim 1, wherein: the locking device comprises a first matching piece and a second matching piece, and is characterized in that a transfer piece is arranged between the first matching piece and the second matching piece, a third mounting hole is formed in the transfer piece, the locking piece penetrates through the third mounting hole, a guide sliding opening is formed in the transfer piece along the length direction, and the first matching piece or the second matching piece is inserted in the guide sliding opening.

3. The structure of claim 2, wherein: the transfer piece is provided with a limiting nail, the second fitting piece or the first fitting piece is provided with a fourth mounting hole, the fourth mounting hole comprises a large hole and a small hole, the large hole is communicated with the small hole, the limiting nail comprises a nail head and a nail rod, one end of the nail rod is connected with the transfer piece, the other end of the nail rod is connected with the nail head, the diameter of the nail head is smaller than that of the large hole and larger than that of the small hole, the diameter of the nail rod is smaller than that of the small hole, and the nail rod can reach the small hole after passing through the large hole.

4. The adjustment locking structure according to any one of claims 2 to 3, characterized in that: the adjustment locking structure further comprises an elastic piece and a fixed seat, the fixed seat is installed on the locking piece, one end of the elastic piece is abutted to the fixed seat, and the other end of the elastic piece is abutted to the first fitting piece or the second fitting piece.

5. The adjustment locking structure according to claim 4, wherein: the elastic component comprises a flat top part, two arc-shaped parts are arranged on the same side of the flat top part at intervals, the opening of each arc-shaped part faces the flat top part, the flat top part is abutted to the fixed seat, and the arc-shaped parts are abutted to the first fitting piece or the second fitting piece.

6. The structure of claim 5, wherein: the fixing seat is provided with a first positioning column, the flat top is provided with a positioning hole, and the first positioning column is inserted into the positioning hole.

7. The adjustment locking structure according to claim 4, wherein: the fixed seat is provided with a second positioning column, the transfer piece is provided with a positioning groove, and the second positioning column is inserted in the positioning groove.

8. The adjustment locking structure according to any one of claims 1 to 3, characterized in that: the locking piece includes the bolt, the bolt interlude passes through first mounting hole with the second mounting hole, install the nut on the bolt.

9. The structure of claim 8, wherein: the bolt includes screw thread section, cooperation section and stub end, the one end of cooperation section is connected the screw thread section, the other end of cooperation section is connected the stub end, the cross sectional shape of cooperation section is first to prevent changeing, first mounting hole or/and the shape of second mounting hole prevents changeing for the second, first prevent changeing with the second prevent changeing can prevent the cooperation section for first mounting hole or/and the second mounting hole rotates.

10. The structure of claim 8, wherein: and a first tooth is axially arranged on the outer wall of the nut.

11. The structure of claim 10, wherein: the nut is sleeved with an adjusting button, the adjusting button is meshed with the first teeth, and second teeth are axially arranged on the outer wall of the adjusting button.

12. A headset, characterized in that: the headset includes the adjustment locking structure of any one of claims 1 to 11.

13. The headset of claim 12, wherein: the headset further comprises an electric wire, wherein a wire bundling piece is arranged on the fixing seat, and the electric wire penetrates through the wire bundling piece.

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