CN109936788A - Support arm stretching structure and earphone - Google Patents
Support arm stretching structure and earphone Download PDFInfo
- Publication number
- CN109936788A CN109936788A CN201711378404.4A CN201711378404A CN109936788A CN 109936788 A CN109936788 A CN 109936788A CN 201711378404 A CN201711378404 A CN 201711378404A CN 109936788 A CN109936788 A CN 109936788A
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- China
- Prior art keywords
- connecting hole
- support arm
- bracket
- slide fastener
- slide plate
- Prior art date
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Abstract
The invention belongs to technical field of electronic products, more particularly to a kind of support arm stretching structure and earphone, support arm stretching structure includes wearing bracket, slide plate and slide fastener, sliding groove is offered on slide plate, slide fastener is slidably matched with sliding groove, support arm stretching structure further includes at least one connector, each connector includes screw, nut and at least one waveform splinter, each waveform splinter is sheathed on screw, it wears and offers at least one first connecting hole on bracket, at least one second connecting hole is offered on slide fastener, nut is set in the second connecting hole, wear bracket, slide plate and slide fastener sequentially pass through the first connecting hole by screw, sliding groove and the second connecting hole are simultaneously connect with nut thread, and at least one waveform splinter is abutted with bracket is worn, connector is to adjust slide fastener, slide plate and wear the tightness being bonded to each other between bracket；In this way, promoting the stretching feel of support arm stretching structure effectively, and its simple process, reliability are good.
Description
Technical field
The invention belongs to technical field of electronic products more particularly to a kind of support arm stretching structures and earphone.
Background technique
With the development of electronic industry, the electronic products such as smart phone, tablet computer and MP4 player oneself widely answer
For in daily life；In above-mentioned electronic product use process, headphone oneself become a kind of very important auxiliary
It helps device and application is very universal.
Headphone is liked the advantages of fashionable appearance atmosphere and by numerous music-lovers with its comfortable wearing.But
It is not that very well, the feel that some feels tightly have very much is very loose and stretches secondary that the support arm of headphone currently on the market, which stretches feel,
Number mostly stretching support arm does not stretch feel, this not only influences comfort of the user when wearing earphone, and cause using
It is inconvenient in the process.
Summary of the invention
The purpose of the present invention is to provide a kind of support arm stretching structure and earphones, it is intended to solve in the prior art to wear ear
The support arm of machine stretches the bad technical problem of feel.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of support arm stretching structure, including wear bracket,
Slide plate and slide fastener offer sliding groove on the slide plate, and the slide fastener is slidably matched with the sliding groove, and the support arm stretches knot
Structure further includes at least one connector, and each connector includes screw, nut and at least one waveform splinter, each wave
Shape elastic slice is sheathed on the screw, and described wear offers at least one first connecting hole on bracket, is opened up on the slide fastener
There is at least one second connecting hole, the nut is set in second connecting hole, described to wear bracket, the slide plate and institute
State slide fastener by the screw sequentially pass through first connecting hole, the sliding groove and second connecting hole and with the spiral shell
Box thread connection, and at least one described waveform splinter is abutted with the bracket of wearing.
Preferably, the screw includes nut and cylindricality connector, and each waveform splinter is sheathed on the cylindricality connection
On body, the nut is set to one end of the cylindricality connector, and the other end of the cylindricality connector sequentially passes through described
One connecting hole, the sliding groove wear bracket, the slide plate and the slide fastener described in connecting with second connecting hole.
Preferably, the connector further includes washer, and the washer is sheathed on the cylindricality connector and the washer
Set is between the waveform splinter and the nut.
Preferably, the cylindricality connector includes smooth department and threaded portion, and the smooth department is described close to the nut
Waveform splinter and the washer are sheathed on the smooth department, and the threaded portion is connect with the nut thread.
Preferably, sliding cavity is offered on the slide plate, and sliding groove, the slide fastener are offered on the bottom wall of the sliding cavity
Including sliding panel and the draw runner being set on the sliding panel, the sliding panel interior and described draw runner and institute set on the sliding cavity
Sliding groove is stated to be slidably matched.
Preferably, described wear is provided with gasket between bracket and the slide plate, offers on the gasket and described
The corresponding third connecting hole of one connecting hole, the connector sequentially pass through first connecting hole, the third connecting hole, institute
It states sliding groove and second connecting hole is connected to and described wears bracket, the gasket, the slide plate and the slide fastener.
Preferably, the sliding panel of the slide fastener and draw runner are integrally formed.
Preferably, it is described wear also opened up respectively on bracket, the gasket and the slide fastener the first string holes, the second string holes and
Third string holes, first string holes, second string holes, the sliding groove and the third string holes are connected to form one for setting
Set the wire hole of earphone cable.
Preferably, the slide fastener and the bracket of wearing are made of wear-resisting POM material, and the slide plate is aluminum slide plate.
Beneficial effects of the present invention: support arm stretching structure of the invention wears bracket, slide plate and slide fastener and passes through connector
Screw successively wear will wear bracket the first connecting hole, the sliding groove of slide plate and the second connecting hole of slide fastener and with setting exist
Nut thread connection in slide fastener, so that bracket is worn, slide plate and slide fastener three are connected with each other, then manipulation slide fastener can be with
Drive is worn bracket and is slided relative to slide plate, and the telescopic adjustment of entire support arm stretching structure is realized with this；It is flexible when needing to increase
When the frictional force of adjusting, screw can be tightened relative to nut, may make wear bracket and slide fastener relative to slide plate in this way
Frictional force increases；When needing to reduce the frictional force of telescopic adjustment, screw can be unscrewed relative to nut, may make head in this way
The frictional force that bracket and slide fastener are worn relative to slide plate reduces, and since the waveform splinter being sheathed on screw is connected to head always
It wears between bracket and nut, it can be ensured that the deformation quantity of waveform splinter keeps stablizing, and then can promote support arm well and stretch
When feel, making user in use has good experience.
It is that the present invention uses another solution is that a kind of earphone comprising above-mentioned support arm stretching structure.
Earphone of the invention makes slide fastener during sliding on slide plate due to using above-mentioned support arm stretching structure,
The deformation quantity of each waveform splinter is adjusted by rotary screw, with adjust slide plate slide fastener with wear the elastic journey contacted between bracket
Degree, is effectively promoted the stretching feel of the support arm stretching structure of earphone.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of support arm stretching structure provided in an embodiment of the present invention；
Fig. 2 is the configuration schematic diagram one of support arm stretching structure provided in an embodiment of the present invention；
Fig. 3 is the configuration schematic diagram two of support arm stretching structure provided in an embodiment of the present invention；
Fig. 4 is the nut of support arm stretching structure provided in an embodiment of the present invention and the configuration schematic diagram one of slide fastener；
Fig. 5 is the nut of support arm stretching structure provided in an embodiment of the present invention and the configuration schematic diagram two of slide fastener；
Fig. 6 is the configuration schematic diagram of the connector of support arm stretching structure provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of the slide plate of support arm stretching structure provided in an embodiment of the present invention.
Wherein, each appended drawing reference in figure:
10-wear bracket 11-accommodating cavity, 12-inner plate body
20-slide plate 21-sliding cavity, 22-bottom walls
30-slide fastener 31-sliding panel, 32-draw runners
40-connector 41-screw, 42-waveform splinters
43-washer 44-nut, 50-gaskets
51-third connecting hole the 61-the first string holes of 60-wire hole
62-the second 63-third of string holes the 121-the first connecting hole of string holes
221-the 311-the second connecting hole of sliding groove, 312-half arc keeps off edge
411-412-cylindricality of nut connector, 441-gear junctors
4121-4122-threaded portions of smooth department.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~7 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Fig. 1~7, the embodiment of the invention provides a kind of support arm stretching structures, including wear bracket 10, slide plate 20
With slide fastener 30, sliding groove 221 is offered on the slide plate 20, the slide fastener 30 is slidably matched with the sliding groove 221, the branch
Arm stretching structure further includes at least one connector 40, each connector 40 include screw 41, nut 44 and at least one
Waveform splinter 42, each waveform splinter 42 are sheathed on the screw 41, and described wear offers at least one on bracket 10
First connecting hole 121 offers at least one second connecting hole 311 on the slide fastener 30, and the nut 44 is set to described
In two connecting holes 311, it is described wear bracket 10, the slide plate 20 and the slide fastener 30 sequentially passed through by the screw 41 it is described
First connecting hole 121, the sliding groove 221 and second connecting hole 311 are simultaneously threadedly coupled with the nut 44, and at least one
A waveform splinter 42 is abutted with the bracket 10 of wearing.
Specifically, bracket 10, slide plate 20 and slide fastener 30 is worn successively to wear and will wear by the screw 41 of connector 40
First connecting hole 121 of bracket 10, the sliding groove 221 of slide plate 20 and slide fastener 30 the second connecting hole 311 and be arranged in slide fastener
Nut 44 in 30 is threadedly coupled, so that is worn bracket 10, slide plate 20 and 30 three of slide fastener and is connected with each other, then manipulation is slided
Button 30, which can drive, wears bracket 10 relative to the sliding of slide plate 20, and the telescopic adjustment of entire support arm stretching structure is realized with this；When
When needing to increase the frictional force of telescopic adjustment, screw 41 can be tightened relative to nut 44, may make wear bracket 10 in this way
Frictional force with slide fastener 30 relative to slide plate 20 increases；It, can be relative to nut when needing to reduce the frictional force of telescopic adjustment
44 unscrew screw 41, may make that wear bracket 10 and slide fastener 30 reduces relative to the frictional force of slide plate 20 in this way, and due to
The waveform splinter 42 being sheathed on screw 41 is connected to always to be worn between bracket 10 and nut 411, it can be ensured that waveform splinter
42 deformation quantity keeps stablizing, and then can promote feel of the support arm when stretching well, has user in use
Good experience, and its simple process, reliability are good.
Further, nut 44 using M2.5 copper nut, to keep the overall appearance of slide fastener 30 beautiful, by nut
44 when being set in slide fastener 30, and the second connecting hole 311 is set as sinking to the bottom through-hole, 44 outer end of nut week along setting one with sink to the bottom
The compatible gear junctor 441 of through-hole, and then make the outer surface of nut 44 and the outer surface flush of slide fastener 30.
In the present embodiment, as shown in fig. 6, the screw 41 includes nut 411 and cylindricality connector 412, each waveform
Elastic slice 42 is sheathed on the cylindricality connector 412, and the nut 411 is set to one end of the cylindricality connector 412, described
The other end of cylindricality connector 412 sequentially passes through first connecting hole 121, the sliding groove 221 and second connecting hole
Bracket 10, the slide plate 20 and the slide fastener 30 are worn described in 311 connections.Specifically, screw 41 using M2.5 catwalk machine
Tooth screw is adapted with above-mentioned nut 44, that is, the nut 411 and cylindricality connector 412 that screw 41 includes are perpendicular；Waveform bullet
There are two the settings of piece 42 and is set on cylindricality connector 412 with being stacked with, and waveform splinter 42 is set in nut 411 and pad
Between circle 43, bracket 10, gasket 50, slide plate 20 are worn to form a cushion space and be serially connected in adjust cylindricality connector 412
Elasticity between slide fastener 30.
In the present embodiment, as shown in fig. 6, the connector 40 further includes washer 43, the washer 43 is sheathed on the column
On shape connector 412 and 43 sets of the washer between the waveform splinter 42 and the nut 44.Specifically, washer 43
Setting can preferably protect waveform splinter 42 first, avoid generating waveform splinter 42 in adjusting tightness, waveform splinter 42
Wave crest it is direct with wear bracket 10 formed point contact, and caused by waveform splinter 42 the unnecessary abrasion of wave crest, thus
Extend its service life used；The elastic force that waveform splinter 42 can also then generated is passed in a manner of face contact washer 43
It is directed at and wears bracket 10, to be that active force is more uniform, and then has user and preferably stretch feel.
In the present embodiment, as shown in fig. 6, the cylindricality connector 412 includes smooth department 4121 and threaded portion 4122, it is described
Smooth department 4121 is sheathed on the smooth department 4121 close to the nut 411, the waveform splinter 42 and the washer 43,
The threaded portion 4122 is threadedly coupled with the nut 44.Specifically, for make waveform splinter 42 be extruded occur and adjust pine
During tightness, not because the screw thread of screw 41 influences the deformation quantity of waveform splinter 42, set smooth for cylindricality connector 412
Portion 4121 and threaded portion 4122, and waveform splinter 42 and washer 43 are set in smooth department 4121, to ensure waveform splinter 42
The deformation generated when being extruded can be completely reflected in elastic degree of regulation.
In the present embodiment, as shown in Fig. 1~2 and Fig. 7, sliding cavity 21, the sliding cavity 21 are offered on the slide plate 20
Bottom wall 22 on offer sliding groove 221, the slide fastener 30 includes sliding panel 31 and the draw runner that is set on the sliding panel 31
32, the sliding panel 31 is set in the sliding cavity 21 and the draw runner 32 is slidably matched with the sliding groove 221.Specifically,
The setting of sliding groove 221 there are two and be parallel to each other, corresponding draw runner 32 is also provided with there are two being adapted with sliding groove 221, thus
The opening for catering to slide fastener 30 on slide plate 20 is mutually slided；During sliding, the sliding panel 31 that is set between draw runner 32
Surface be in contact with the surface for the bottom wall 22 being set between two sliding grooves 221, to make to slide between slide fastener 30 and slide plate 20
Smooth, to promote stretching feel, the surface for being set to the sliding panel 31 between draw runner 32 is highlight surface, is being set to two sliding grooves
Dry lubricant oil is played on the surface of bottom wall 22 between 221, to reduce friction, while the surface of slide plate 20 is also by anodic oxidation
Processing.
In the present embodiment, as shown in Fig. 2, described wear is provided with gasket 50 between bracket 10 and the slide plate 20, it is described
Third connecting hole 51 corresponding with first connecting hole 121 is offered on gasket 50, the connector 40 sequentially passes through institute
It states the first connecting hole 121, the third connecting hole 51, the sliding groove 221 and second connecting hole 311 and is connected to the head
Wear bracket 10, the gasket 50, the slide plate 20 and the slide fastener 30.Specifically, it wears and offers an accommodating cavity on bracket 10
11, gasket 50 is set in accommodating cavity 11, and the first connecting hole 121 is opened on the inner plate body 12 in accommodating cavity 11, to make to pad
Piece 50 can be firmly secured to wear on bracket 10, and the stabilization that slide plate 20 moves on wearing bracket 10 is effectively promoted
Property gasket 50 and is worn relative shift occurs between bracket 10 without because slide fastener 30 on slide plate 20 when sliding, also, gasket
50 promote user's for highlight surface with this one side that slide plate 20 first contacts to reduce the friction between slide plate 20 and gasket 50
Stretch feel；And by wearing setting gasket 50 between bracket 10 and slide plate 20, the filling of gasket 50 is made to wear 10 He of bracket
Gap between slide plate 20, and then make to wear bracket 10 and slide plate 20 and directly can more steadily fit and link together.
In the present embodiment, as shown in Figures 4 and 5, the sliding panel 31 and draw runner 32 of the slide fastener 30 are integrally formed.Specifically,
To guarantee the stability slided on slide plate 20 of slide fastener 30, shadow due to slide fastener 30 generates Relative sliding when sliding on slide plate 20
Sliding panel 31 and the setting of draw runner 32 are integrally formed by the stretching feel for ringing user.
In the present embodiment, as shown in figures 2-3, described wear also is distinguished on bracket 10, the gasket 50 and the slide fastener 30
Open up the first string holes 61, the second string holes 62 and third string holes 63, first string holes 61, second string holes 62, the sliding
Slot 221 is connected to form one for the wire hole 60 of earphone cable to be arranged with the third string holes 63.Specifically, wire hole 60 runs through
In the interior outside of stretching structure, earphone cable is facilitated to penetrate, to be side that earphone cable does not answer trolley wire hole 60 in wire hole 60
Along and be worn, slide fastener 30 outside and be located at third string holes 63 top be provided with half arc keep off along 312, pass through half arc
Shape gear protects it along 312, while half arc gear improves the beauty of slide fastener 30 along 312 design.
In the present embodiment, the slide fastener 30 and the bracket 10 of wearing are made of wear-resisting POM material, and the slide plate 20 is
Aluminum slide plate.Specifically, it slide fastener 30 and wears bracket 10 and is all made of wear-resisting POM material and be made, it is wear-resisting nonabradable using its
Characteristic can guarantee the number stretched very well；It mutually rubs using between the slide plate 20 and wear-resisting POM material of aluminum, it is wear-resisting and not
It is easy to wear, it can guarantee effective drawing numbers of support arm stretching structure very well.
The embodiment of the invention also provides a kind of earphones comprising above-mentioned support arm stretching structure.
The earphone of the embodiment of the present invention keeps slide fastener 30 sliding on slide plate 20 due to using above-mentioned support arm stretching structure
In dynamic process, the deformation quantity of each waveform splinter 42 is adjusted by rotary screw 41, with adjust slide plate 20 slide fastener 30 with wear
The stretching feel of the support arm stretching structure of earphone is effectively promoted in the tightness contacted between bracket 10.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of support arm stretching structure, including bracket, slide plate and slide fastener are worn, sliding groove, the cunning are offered on the slide plate
Button is slidably matched with the sliding groove, it is characterised in that: the support arm stretching structure further includes at least one connector, each described
Connector includes screw, nut and at least one waveform splinter, and each waveform splinter is sheathed on the screw, the head
It wears and offers at least one first connecting hole on bracket, at least one second connecting hole, the nut are offered on the slide fastener
It is set in second connecting hole, it is described to wear bracket, the slide plate and the slide fastener institute is sequentially passed through by the screw
It states the first connecting hole, the sliding groove and second connecting hole and is connect with the nut thread, and at least one described wave
Shape elastic slice is abutted with the bracket of wearing.
2. support arm stretching structure according to claim 1, it is characterised in that: the screw includes that nut is connected with cylindricality
Body, each waveform splinter are sheathed on the cylindricality connector, and the nut is set to one end of the cylindricality connector, institute
Described in the other end for stating cylindricality connector sequentially passes through first connecting hole, the sliding groove is connected with second connecting hole
Wear bracket, the slide plate and the slide fastener.
3. support arm stretching structure according to claim 2, it is characterised in that: the connector further includes washer, the pad
Snare is set on the cylindricality connector and washer set is between the waveform splinter and the nut.
4. support arm stretching structure according to claim 3, it is characterised in that: the cylindricality connector includes smooth department and spiral shell
Line portion, the smooth department are sheathed on the smooth department close to the nut, the waveform splinter and the washer, the spiral shell
Line portion is connect with the nut thread.
5. support arm stretching structure according to claim 1, it is characterised in that: sliding cavity is offered on the slide plate, it is described
Offer sliding groove on the bottom wall of sliding cavity, the slide fastener includes sliding panel and the draw runner that is set on the sliding panel, described
Sliding panel is set in the sliding cavity and the draw runner is slidably matched with the sliding groove.
6. support arm stretching structure according to claim 1, it is characterised in that: described wear sets between bracket and the slide plate
It is equipped with gasket, third connecting hole corresponding with first connecting hole is offered on the gasket, the screw sequentially passes through
First connecting hole, the third connecting hole, the sliding groove and second connecting hole wear bracket, institute described in being connected to
State gasket, the slide plate and the slide fastener.
7. support arm stretching structure according to claim 5, it is characterised in that: the sliding panel and draw runner of the slide fastener one at
Type.
8. described in any item support arm stretching structures according to claim 1~7, it is characterised in that: described to wear bracket, the pad
The first string holes, the second string holes and third string holes, first string holes, second line are also opened up on piece and the slide fastener respectively
Hole, the sliding groove and the third string holes are connected to form one for the wire hole of earphone cable to be arranged.
9. described in any item support arm stretching structures according to claim 1~7, it is characterised in that: the slide fastener and described wear
Bracket is made of wear-resisting POM material, and the slide plate is aluminum slide plate.
10. a kind of earphone, it is characterised in that: including support arm stretching structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378404.4A CN109936788A (en) | 2017-12-19 | 2017-12-19 | Support arm stretching structure and earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378404.4A CN109936788A (en) | 2017-12-19 | 2017-12-19 | Support arm stretching structure and earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109936788A true CN109936788A (en) | 2019-06-25 |
Family
ID=66984124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711378404.4A Pending CN109936788A (en) | 2017-12-19 | 2017-12-19 | Support arm stretching structure and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109936788A (en) |
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