CN109218893A - A kind of headphone of multistage pull - Google Patents
A kind of headphone of multistage pull Download PDFInfo
- Publication number
- CN109218893A CN109218893A CN201811455349.9A CN201811455349A CN109218893A CN 109218893 A CN109218893 A CN 109218893A CN 201811455349 A CN201811455349 A CN 201811455349A CN 109218893 A CN109218893 A CN 109218893A
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- Prior art keywords
- sliding
- arm
- flexible bag
- headphone
- elastic
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 102000004169 proteins and genes Human genes 0.000 claims description 3
- 108090000623 proteins and genes Proteins 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 238000012946 outsourcing Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 7
- 230000006870 function Effects 0.000 description 4
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
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- 238000007906 compression Methods 0.000 description 2
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- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
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- 150000003503 terephthalic acid derivatives Chemical class 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/105—Earpiece supports, e.g. ear hooks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1008—Earpieces of the supra-aural or circum-aural type
Abstract
The invention discloses a kind of headphones of multistage pull, for solving the small technical problem of existing headphone range of fit.The headphone of the multistage pull includes two earphone hosts, further include adapt to user's head wear beam and flexible bag, the flexible bag, which is arranged, wears beam inner ring described, it is contacted with user's head, length adjustment device is provided in the flexible bag, the length adjustment device is connect with the earphone host, and the flexible bag can elastic telescopic；The top of the flexible bag and the head clearance pre-determined distance for wearing beam, constitute the extendable room of the flexible bag, when wearing the headphone, by the automatic adjusument length of the flexible bag, and/or the length of the adjusting length adjustment device, so that the earphone host adapts to user's head.The present invention extends the suitability of headphone, can be adapted to more crowds, improve wearing comfort by the way that multistage pull-out mechanism is arranged.
Description
Technical field
The present invention relates to earphone fields, and in particular to a kind of headphone of multistage pull.
Background technique
Headphone is occupied higher market ratio in earphone products, is worn due to the listening experience with high quality
Earphone mainly includes wearing the components such as beam, earphone host.Existing headphone mostly without length adjustment mechanism, or is set
Single pull length adjustment mechanism is set.Pull length adjustment mechanism is usually made of sliding rail and perforation sliding equipment, is used to
It adjusts earphone and is wearing the height and position on beam, but structure design is undesirable, range of fit is small, and most users wearing is not relaxed
It is suitable, and have the apparent friction sound or even grating ear-piercing when sliding.Wear headrest position among beam usually by sponge Lai
Height is adjusted, crown compressed sponge, can be realized height adjustment, but regulated quantity is smaller, the amplitude of accommodation when user wears earphone
It can not fix, and sponge is easily deformed failure, loses regulatory function.
Summary of the invention
In view of the above-mentioned problems, being provided with multistage take out the purpose of the present invention is to provide a kind of headphone of multistage pull
Drawing mechanism extends the suitability of headphone, can be adapted to more crowds.
To achieve the goals above, the invention adopts the following technical scheme:
The present invention provides a kind of headphone of multistage pull, including two earphone hosts, further includes adapting to use account
Portion wears beam and flexible bag, and the flexible bag, which is arranged, wears beam inner ring described, contacts with user's head, in the flexible bag
It is provided with length adjustment device, the length adjustment device is connect with the earphone host, and the flexible bag can elastic telescopic；
The top of the flexible bag and the head clearance pre-determined distance for wearing beam, constitute the flexible sky of the flexible bag
Between, when wearing the headphone, filled by the automatic adjusument length, and/or the adjusting length adjustment of the flexible bag
The length set, so that the earphone host adapts to user's head.
Optionally, the length adjustment device includes sliding shell and sliding inner casing, the sliding shell and the flexibility
The inner wall of end of packet is fixedly connected, and the sliding inner casing is fixedly connected with the tip inside wall for wearing beam, the flexible bag
Removing one section of surrounding layer in end nests together the sliding shell and the sliding inner casing, and the sliding shell
On the sliding inner casing slidably, the sliding shell be provided between the sliding inner casing the first sliding limiting device into
The limit of row sliding process.
Optionally, the first sliding limiting device includes the first stop being arranged on the lateral wall of the sliding inner casing
Sliding slot and the first stopping spring seat being arranged on the inner sidewall of the sliding shell, are provided on the first stop sliding slot
Ripple glaze is correspondingly arranged on the first elastic arm on the first stopping spring seat, and the sliding shell is relative to the sliding inner casing
Sliding process in, the first elastic arm on the first stopping spring seat slips on the ripple glaze on the first stop sliding slot
To carry out sliding process limit.
Alternatively, the end of first elastic arm is provided with pulley, cunning of the sliding shell relative to the sliding inner casing
During dynamic, the pulley of the end of first elastic arm slips over to be slided on the ripple glaze on the first stop sliding slot
Dynamic process limit.
Optionally, the length adjustment device further includes active slide arm, and the earphone host is mounted on the active slide arm
Lower end, the upper end of the active slide arm is arranged in the sliding inner casing, and the lower end for sliding inner casing corresponds to the active
Slide arm is provided with channel, and the active slide arm wears beam slidably relative to described, the active slide arm and it is described wear beam it
Between be provided with the second sliding limiting device carry out sliding process limit.
Optionally, the second sliding limiting device includes active slide arm upper end is arranged in second stopping spring
Seat and the second stop sliding slot for being arranged on the tip inside wall for wearing beam are provided with wave on the second stop sliding slot
Slippage is correspondingly arranged on the second elastic arm on the second stopping spring seat, and the active slide arm is relative to the cunning for wearing beam
During dynamic, the second elastic arm on the second stopping spring seat slipped on the ripple glaze on the second stop sliding slot to
Carry out sliding process limit.
Alternatively, the end of second elastic arm is provided with pulley, the active slide arm is relative to the sliding for wearing beam
In the process, the pulley of the end of second elastic arm slips over to be slided on the ripple glaze on the second stop sliding slot
Process limit.
Optionally, the active slide arm includes left arm, right arm and clamping portion, and the clamping portion is arranged on the left arm and the right side
The lower end of the left arm and right arm is fixed together by the lower end of arm, is connected by the clamping portion and the earphone host
It connects, the earphone host can be rotated around the axis of the clamping portion；
Optionally, it is provided with gap between the left arm and right arm, axially extending bore, institute are correspondingly arranged on the clamping portion
It states gap and the axially extending bore constitutes the cable passage of the earphone host.
Optionally, the elastic thread and elastic force line bracket extended along the flexible packet length is provided in the flexible bag,
The elastic force line bracket includes that both ends have fixed part, is connected and fixed by the upper end of the fixed part and the sliding shell,
The both ends of the elastic thread are connect with the fixed part respectively, and the elastic thread is that the flexible of the flexible bag provides restoring force.
Optionally, the two sides up and down of the elastic thread are provided with support chip, and the support chip is by the elastic thread, the bullet
Line of force bracket and the surrounding layer of the flexible bag are kept apart, and to the elastic thread, the elastic force line bracket and the flexibility
The surrounding layer of packet constitutes support.
Optionally, the middle part of the elastic thread and the support chip suture fix, the both ends of the elastic thread respectively with institute
Fixed part suture is stated to fix.
Optionally, the material of the elastic thread uses rubber or silica gel, and the material of the elastic force line bracket uses TPU, institute
The material of support chip is stated using PET, the material of the surrounding layer of the flexible bag uses protein skin, and the beam of wearing is stainless steel
Piece.
Optionally, sliding block is provided on the inner sidewall of the sliding shell, correspondence is set on the lateral wall of the sliding inner casing
It is equipped with sliding slot, the sliding block is chimeric with the sliding slot, the sliding shell is maintained on the sliding inner casing, and allow institute
Sliding shell is stated to slide relative to the sliding inner casing.
Advantage possessed by the headphone of multistage pull of the invention and beneficial effect are:
Headphone of the invention enhances the suitability of wearing, can be adapted to more crowds, can be different head circumferences and ear
The crowd of piece position wears, and adapts to head circumference and the extension of head dummy range, improves wearing comfort.
Invention also improves the globality of earphone products, all adjusting movement mechanisms are all designed in interiors of products, are produced
It is relatively beautiful outside product.
Detailed description of the invention
Fig. 1 is the main view of the headphone of the multistage pull of the present invention；
Fig. 2 is the perspective view of the headphone of the multistage pull of the present invention；
Fig. 3 is the exploded view of the headphone of the multistage pull of the present invention；
Fig. 4 is that the partial exploded view of the headphone of multistage pull of the invention (slides inner casing and wears the still fixed company of beam
It is connected together)；
Fig. 5 be the headphone of the multistage pull of the present invention partial exploded view (sliding inner casing with wear beam and divided mutually
From)；
Fig. 6 is the cross-sectional view of the headphone of the multistage pull of the present invention；
Fig. 7 is the perspective view of the second stopping spring seat of the headphone of the multistage pull of the present invention；
Fig. 8 is the perspective view of the sliding inner casing of the headphone of the multistage pull of the present invention；
Fig. 9 is the perspective view of the sliding shell of the headphone of the multistage pull of the present invention；
Figure 10 is that state diagram is stretched out in the earphone host sliding of the headphone of the multistage pull of the present invention；
Figure 11 is the perspective view of the second stop sliding slot of the headphone of the multistage pull of the present invention；
Figure 12 is the perspective view of the active slide arm of the headphone of the multistage pull of the present invention；
Figure 13 is the perspective view of the cable of the headphone of the multistage pull of the present invention；
Figure 14 is the perspective view of the elastic force line bracket of the headphone of the multistage pull of the present invention.
In figure: 1. wear beam；2. the second stop sliding slot；3. outer ring covering；4. support chip；5. cable；5-1. main body；5-2.
First folding part；The second folding part 5-3.；5-4. third folding part；6. elastic force line bracket；6-1. fixed part；6-2. elastic thread；
7. inner ring covering；8. sliding shell；8-1. main body；8-2. interconnecting piece；The stopping spring seat of 8-3. first；8-4. sliding block；9. sliding
Inner casing；9-1. main body；9-2. the first stop sliding slot；9-3. convex block；10. active slide arm；10-1. left arm；The clamping portion 10-2.；10-
3. right arm；11. earphone host；12. the second stopping spring seat；12-1. main body；12-2. the second elastic arm；12-3. pulley；12-4.
Axis；12-5. screw.
Specific embodiment
Design concept of the invention is:
For the small defect of headphone range of fit in the prior art, the present invention provides a kind of wearing for multistage pull
Earphone extends the suitability of headphone, can be adapted to more crowds, improve wearing and relax by the way that multistage pull-out mechanism is arranged
Adaptive.
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment 1
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 show the embodiment of the present invention 1, and it is more to provide one kind in this embodiment
The headphone of grade pull, including two earphone hosts 11, further include adapt to user's head wear beam 1 and flexible bag, it is soft
Property packet setting wearing 1 inner ring of beam, contacted with user's head, length adjustment device be provided in flexible bag, length adjustment device
It is connect with earphone host 11, flexible bag can elastic telescopic.
As shown in Fig. 2, flexible bag is made of outer ring covering 3 and inner ring covering 7, outer ring covering 3 and inner ring covering 7 are soft
The surrounding layer of property packet, outer ring covering 3 and 7 sewing of inner ring covering are to together.
The top of flexible bag and the head clearance pre-determined distance for wearing beam 1, constitute the extendable room of flexible bag, wearing is worn
When earphone, by the automatic adjusument length of flexible bag, and/or the length of adjustment length regulating device, so that earphone host 11
Adapt to user's head.
As shown in Figure 1, the headphone in the present embodiment can be realized length adjustment at A, B, C tri- altogether, head is extended
The suitability of earphone is worn, does concrete function explanation below.
When user wears headphone, the crown can touch the top of flexible bag, and material of flexible bag itself is can to stretch
Contracting, so the top of flexible bag can do adaptability and extend to the outside, the top of flexible bag becomes with the head clearance distance for wearing beam 1
It is small, it is length adjustment at A in Fig. 1.The stretching of length adjustment and retraction process are that automatic adjusument is realized at A, are not needed
It manually adjusts.
After user wears headphone, the both ends for wearing beam 1 can apply inward pressure, so that earphone host 11 is to ear
Piece apply pressure, thus by headphone clamping position in user's head.
As shown in Fig. 4, Fig. 5, Fig. 6, length adjustment device include sliding shell 8 and sliding inner casing 9, sliding shell 8 with it is soft
Property packet inner wall of end be fixedly connected, sliding inner casing 9 be fixedly connected with the tip inside wall for wearing beam 1, flexible bag is gone in end
Fall one section of surrounding layer (one section on outer ring covering 3) to slide shell 8 and slide inner casing 9 to nest together, and slides outer
On sliding inner casing 9 slidably, sliding shell 8 is provided with the first sliding limiting device between sliding inner casing 9 and is slided shell 8
Process limit.
Sliding shell 8 is adhesively fixed on the end of inner ring covering 7, and inner ring covering 7 wraps sliding shell 8, wearing ear
It is not see sliding shell 8 from outside on machine finished product, if sliding shell 8 and sliding inner casing 9 do not generate sliding, can not also sees
See sliding inner casing 9, designs the aesthetics that product can be improved in this way.
First sliding limiting device includes the first stop sliding slot 9-2 being arranged on the lateral wall of sliding inner casing 9 and setting
It is provided with ripple glaze on first stopping spring 8-3 on the inner sidewall of sliding shell 8, the first stop sliding slot 9-2, first stops
It is correspondingly arranged on the first elastic arm on dynamic elasticity seat 8-3, slides in sliding process of the shell 8 relative to sliding inner casing 9, the first stop
The first elastic arm on spring support 8-3 slips over to carry out sliding process limit on the ripple glaze on the first stop sliding slot 9-2.
As shown in figure 9, first stopping spring 8-3 is adhesively fixed on the inner sidewall of sliding shell 8, first is stopping spring
The first elastic arm on seat 8-3 is the protrusion of a triangle, and compression being capable of flexible deformation.The end of first elastic arm acts against first
In stop sliding slot 9-2, suitable resistance to sliding is generated, is able to maintain position of the sliding shell 8 on sliding inner casing 9.
The end of first elastic arm needs to carry out designed arc-shaped appearance, to reduce frictional resistance.Wave is reached in the end of the first elastic arm
When Slippage high point, the first elastic arm deflection reaches maximum, and the end of subsequent first elastic arm enters next ripple glaze low spot, and first
Elastic arm deflection reduces.
It slides shell 8 and slides the slidable adjustment between inner casing 9, be length adjustment at B in Fig. 1.Length adjustment at B
Drawing process is automatic adjusument or manually adjusts realization, and retraction process is to manually adjust realization.
It should be added that length adjustment is linkage at length adjustment and B at A in Fig. 1, when head circumference is bigger
When user wears, the pulling force that will lead to position A reaches peak value, when the initial resistance of setover B can trigger position B stretching it is dynamic
Make.At A at length adjustment and B length adjustment linkage, do not feel well when can prevent user from wearing and realize to earphone
The protection of product.When the lesser user of head circumference wears then will not trigger position B pulling action.
When user wears headphone, at no starting A under the premise of length adjustment, director B can also be started first
Degree is adjusted, and needs the shell 8 that stretches and slide manually at this time, as long as can satisfy user's wearing, user oneself is made to feel comfortable wearing
?.
As shown in Fig. 4, Fig. 5, Fig. 6, length adjustment device further includes active slide arm 10, and earphone host 11 is mounted on actively sliding
The lower end of arm 10, in sliding inner casing 9, the lower end of sliding inner casing 9 corresponds to active slide arm 10 and sets for the upper end setting of active slide arm 10
It is equipped with channel, active slide arm 10 active slide arm 10 and is worn and is provided with the second sliding between beam 1 relative to wearing beam 1 slidably
Limiting device carries out sliding process limit.
Second sliding limiting device includes that the second stopping spring seat 12 of 10 upper end of active slide arm is arranged in and is arranged in head
The second stop sliding slot 2 on the tip inside wall of beam 1 is worn, ripple glaze, the second stopping spring seat are provided on the second stop sliding slot 2
It is correspondingly arranged on the second elastic arm 12-2 on 12, active slide arm 10 is relative in the sliding process for wearing beam 1, the second stopping spring seat
The second elastic arm 12-2 on 12 slips over to carry out sliding process limit on the ripple glaze on the second stop sliding slot 2.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 7, Figure 11, the second stop sliding slot 2 is adhesively fixed on the tip inside wall for wearing beam 1
On, the second stopping spring seat 12 includes main body 12-1, integrally formed with the second elastic arm 12-2, the second elastic arm 12-2 on main body 12-1
Compression being capable of flexible deformation.The end of second elastic arm 12-2 acts against in the second stop sliding slot 2, generates suitable resistance to sliding,
Active slide arm 10 is able to maintain in the position for the end for wearing beam 1.
The end of second elastic arm 12-2 needs to carry out designed arc-shaped appearance, to reduce frictional resistance.At the end of the second elastic arm 12-2
When portion reaches ripple glaze high point, the second elastic arm 12-2 deflection reaches maximum, and the end of subsequent second elastic arm 12-2 enters next
A ripple glaze low spot, the second elastic arm 12-2 deflection reduce.
It is provided with connecting hole on main body 12-1, four screw 12-5 realizations are installed and are connected and fixed with 10 upper end of active slide arm.
Active slide arm 10 and the slidable adjustment between beam 1 is worn, is length adjustment at C in Fig. 1.Length adjustment at C
Stretching and retract process is to manually adjust realization.
It should be added that length adjustment is still unable to satisfy user's head circumference at length adjustment and B at A in Fig. 1
And when head dummy, active slide arm 10 being stretched manually, carrying out length adjustment at C, larger range of earphone host is obtained with this
11 length adjustment.
It, can also be at no starting A at length adjustment and B under the premise of length adjustment when user wears headphone
Start length adjustment at C first, as long as can satisfy user's wearing, user oneself is made to feel comfortable wearing.
As shown in figure 12, active slide arm 10 includes left arm 10-1, right arm 10-3 and clamping portion 10-2, clamping portion 10-2 setting
In the lower end of left arm 10-1 and right arm 10-3, the lower end of left arm 10-1 and right arm 10-3 are fixed together, pass through clamping
Portion 10-2 is connect with earphone host 11, and earphone host 11 can be rotated around the axis of clamping portion 10-2.
Clamping portion 10-2 is cylindrical, and clamping groove or clamping protrusion are arranged on cylindrical surface, can be clamped with earphone host 11,
And earphone host 11 is allowed to rotate around the axis of clamping portion 10-2, rotation angle is generally less than 360 degree.
It is provided with gap between left arm 10-1 and right arm 10-3, is correspondingly arranged on axially extending bore on the 10-2 of clamping portion, between being somebody's turn to do
Gap and axially extending bore constitute the cable passage of earphone host 11.
As seen from Figure 6, the cable 5 of earphone host 11 has passed through active slide arm 10, sliding inner casing 9 and sliding shell 8, soft
Property packet in be laid with, be separately connected the left and right sides earphone host 11.
Since earphone host 11 is two, so being provided with sliding shell 8, sliding inner casing at left and right sides of headphone
9 and active slide arm 10, these components be symmetrically arranged.
Be provided with as shown in Fig. 4, Fig. 5, Fig. 6, Figure 14, in flexible bag along flexible packet length extend elastic thread 6-2 and
Elastic force line bracket 6, elastic force line bracket 6 have fixed part 6-1 including both ends, and the upper end for passing through fixed part 6-1 and sliding shell 8 connects
Fixation is connect, screw realization can be packed into junction and be connected and fixed, slide the company of being provided at the interconnecting piece 8-2 of shell 8 as shown in Figure 9
Hole is connect, the fixed part 6-1 of the fixed elastic force line bracket 6 of screw can be packed into.Elastic thread 6-2 is that the flexible of flexible bag provides recovery
Power.
Elastic force line bracket 6 can play the fixed function to elastic thread 6-2, specifically, the both ends of elastic thread 6-2 respectively with
Fixed part 6-1 suture is fixed, and fixed part 6-1 and the upper end of sliding shell 8 are connected and fixed, and elastic thread 6-2 is just fixed portion 6-1 and stretches
Exhibition is fixed.
The two sides up and down of elastic thread 6-2 are provided with support chip 4, and support chip 4 is by elastic thread 6-2, elastic force line bracket 6 and flexible
The surrounding layer of packet is kept apart, and is constituted and supported to the surrounding layer of elastic thread 6-2, elastic force line bracket 6 and flexible bag.It can from Fig. 6
See, the upper end of 4 both ends of support chip insertion sliding shell 8, to realize to elastic thread 6-2, elastic force line bracket 6 and flexible bag
The supporting role of surrounding layer.
The medial surface of support chip 4 is smooth surface, and lateral surface is frosting.That is: the lower surface of the support chip 4 of top is smooth surface,
Upper surface is frosting；The upper surface of the support chip 4 of lower section is smooth surface, and lower surface is frosting.Design is conducive to elastic force in this way
The flexible deformation of line 6-2, and make the displacement difficult to slide in flexible bag of support chip 4, when the shape of flexible bag can be long
Between remain unchanged.
In order to need to fix at the middle part of elastic thread 6-2 and the suture of support chip 4 to elastic thread 6-2 progress secure support,.
Preferably, in the present embodiment, the material of main component is as follows:
The material of elastic thread 6-2 uses rubber or silica gel, has elastic telescopic function.Elastic thread 6-2 is flat, favorably
It is fixed in suture.
The material of elastic force line bracket 6 uses TPU (thermoplastic polyurethane elastomer rubber), has certain elasticity, allows
Flexible deformation appropriate.
The material of support chip 4 uses PET (poly terephthalic acid class plastics), has certain elasticity, allows bullet appropriate
Property deformation, it may have certain intensity can play a supporting role.
The material of the surrounding layer of flexible bag uses protein skin, has elastic telescopic function appropriate, and feel is preferable.
Wearing beam 1 is stainless steel substrates, has certain elasticity, allows flexible deformation appropriate, has preferable intensity, is
The major support members of headphone.
As shown in Figure 8, Figure 9, it slides and is provided with sliding block 8-4 on the inner sidewall of shell 8, it is right on the lateral wall of inner casing 9 to slide
It should be provided with sliding slot, sliding block 8-4 is chimeric with sliding slot, sliding shell 8 is maintained on sliding inner casing 9, and allow to slide shell 8
It is slided relative to sliding inner casing 9.
It can be provided with two sliding block 8-4 on the two sides inner sidewall of sliding shell 8, slide the two sides lateral wall of inner casing 9
On be correspondingly arranged on two sliding slots.Inner sidewall of the shell 8 relative to first stopping spring another side 8-3 only can also slided
On be provided with a sliding block 8-4, slide and be provided with one on lateral wall of the inner casing 9 relative to the first another side stop sliding slot 9-2
Sliding slot cooperates the structural relation of first stopping spring 8-3 and the first stop sliding slot 9-2, sliding shell 8 can also be maintained at
It slides on inner casing 9, and allows to slide shell 8 and slided relative to sliding inner casing 9.
Sliding inner casing 9 is also required to be adhesively fixed on the tip inside wall for wearing beam 1, slides the inner wall two sides of inner casing 9 also
Several convex block 9-3 are provided with, are in order to be cooperated with the groove of 2 two sides of the second stop sliding slot, so that sliding inner casing 9 and second
Stop sliding slot 2 realizes combination.
As shown in figure 13, be provided with the first folding part 5-2 at the top of cable 5, two sides be respectively arranged with the second folding part 5-3 and
Third folding part 5-4, the first folding part 5-2, the second folding part 5-3 and third folding part 5-4 are reserved flexible surpluses, when
When cable 5 is stretched, these three folding parts can stretch therewith, so that cable 5 be protected not pulled.
In conclusion the headphone of the multistage pull in the present embodiment, enhances the suitability of wearing, can be adapted to more
Crowd can wear for the crowd of different head circumferences and ear location, adapt to head circumference and the extension of head dummy range, improve comfortable wearing
Property.
The headphone of multistage pull in the present embodiment also improves the globality of earphone products, all adjusting fortune
Motivation structure all designs relatively beautiful outside interiors of products, product.
Embodiment 2
In the present embodiment, with embodiment 1 the difference is that the end of the second elastic arm 12-2 as shown in Figure 7 is provided with cunning
12-3 is taken turns, pulley 12-3 is fixed on the end of the second elastic arm 12-2 by the axis 12-4 of metal material, and pulley 12-3 is in axis
It can be rotated on 12-4.
The either soft rubber of the material selection PC plastic cement of pulley 12-3.
In active slide arm 10 relative in the sliding process for wearing beam 1, the pulley 12-3 of the end of the second elastic arm 12-2 exists
It slips over to carry out sliding process limit on ripple glaze on second stop sliding slot 2.
When pulley 12-3 reaches ripple glaze high point, the second elastic arm 12-2 deflection reaches maximum, with rear wheel 12-3 into
Enter next ripple glaze low spot, the second elastic arm 12-2 deflection reduces.
By the way that pulley 12-3 is arranged, the sliding friction of contact point is become rolling friction, service life is increased, greatly subtracts
Sound when small sliding, can significantly reduce generated noise in 10 sliding process of active slide arm.
Preferably, under the premise of structure allows, the end of the first elastic arm on first stopping spring 8-3 can also be set
Pulley is set, for sliding shell 8 relative in the sliding process for sliding inner casing 9, the pulley of the end of the first elastic arm is sliding in the first stop
It slips over to carry out sliding process limit on ripple glaze on slot 9-2.The design can significantly reduce sliding shell 8 relative to cunning
Generated noise in the sliding process of dynamic inner casing 9.
The other structures of the headphone of multistage pull are in the same manner as in Example 1 in the present embodiment, are not repeated to retouch herein
It states.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of headphone of multistage pull, including two earphone hosts, which is characterized in that further include adapting to user's head
Wear beam and flexible bag, the flexible bag, which is arranged, wears beam inner ring described, contacts with user's head, sets in the flexible bag
It is equipped with length adjustment device, the length adjustment device is connect with the earphone host, and the flexible bag can elastic telescopic；
The top of the flexible bag and the head clearance pre-determined distance for wearing beam, constitute the extendable room of the flexible bag,
When wearing the headphone, by the automatic adjusument length of the flexible bag, and/or the length adjustment device is adjusted
Length, so that the earphone host adapts to user's head.
2. the headphone of multistage pull according to claim 1, which is characterized in that the length adjustment device includes sliding
Dynamic shell and sliding inner casing, the sliding shell are fixedly connected with the inner wall of end of the flexible bag, the sliding inner casing and institute
State and wear the tip inside wall of beam and be fixedly connected, the flexible bag end remove one section of surrounding layer make the sliding shell and
The sliding inner casing nests together, and the sliding shell on the sliding inner casing slidably, the sliding shell exists
It is provided with the first sliding limiting device between the sliding inner casing and carries out sliding process limit.
3. the headphone of multistage pull according to claim 2, which is characterized in that the first sliding limiting device packet
It includes the first stop sliding slot being arranged on the lateral wall of the sliding inner casing and is arranged on the inner sidewall of the sliding shell
First stopping spring seat is provided with ripple glaze on the first stop sliding slot, is correspondingly arranged on the first stopping spring seat
First elastic arm, in sliding process of the sliding shell relative to the sliding inner casing, the on the first stopping spring seat
One elastic arm slips over to carry out sliding process limit on the ripple glaze on the first stop sliding slot；
Alternatively, the end of first elastic arm is provided with pulley, sliding of the sliding shell relative to the sliding inner casing
Cheng Zhong, the pulley of the end of first elastic arm slip over slided on the ripple glaze on the first stop sliding slot
Degree position.
4. the headphone of multistage pull according to claim 2, which is characterized in that the length adjustment device further includes
Active slide arm, the earphone host are mounted on the lower end of the active slide arm, and the upper end of the active slide arm is arranged in the cunning
In dynamic inner casing, the lower end of the sliding inner casing corresponds to the active slide arm and is provided with channel, and the active slide arm is relative to described
Wear beam slidably, the active slide arm and described wear are provided with the second sliding limiting device progress sliding process limit between beam
Position.
5. the headphone of multistage pull according to claim 4, which is characterized in that the second sliding limiting device packet
For including the second stopping spring seat that active slide arm upper end is set and being arranged on the tip inside wall for wearing beam
Two stop sliding slots are provided with ripple glaze on the second stop sliding slot, are correspondingly arranged on second on the second stopping spring seat
Elastic arm, the active slide arm is relative to the second elastic arm in the sliding process for wearing beam, on the second stopping spring seat
It slips over to carry out sliding process limit on the ripple glaze on the second stop sliding slot；
Alternatively, the end of second elastic arm is provided with pulley, the active slide arm is relative to the sliding process for wearing beam
In, the pulley of the end of second elastic arm slips over to carry out sliding process on the ripple glaze on the second stop sliding slot
Limit.
6. it is according to claim 4 multistage pull headphone, which is characterized in that the active slide arm include left arm,
The lower end of the left arm and right arm is arranged in right arm and clamping portion, the clamping portion, and the lower end of the left arm and right arm is fixed
It links together, is connect by the clamping portion with the earphone host, the earphone host can surround the axis of the clamping portion
Line rotation；
It is provided with gap between the left arm and right arm, axially extending bore, the gap and institute are correspondingly arranged on the clamping portion
State the cable passage that axially extending bore constitutes the earphone host.
7. it is according to claim 2 multistage pull headphone, which is characterized in that be provided in the flexible bag along
The elastic thread and elastic force line bracket that the flexibility packet length extends, the elastic force line bracket include that both ends have fixed part, are passed through
The upper end of the fixed part and the sliding shell is connected and fixed, and the both ends of the elastic thread are connect with the fixed part respectively,
The elastic thread is that the flexible of the flexible bag provides restoring force.
8. the headphone of multistage pull according to claim 7, which is characterized in that the two sides up and down of the elastic thread are set
It is equipped with support chip, the support chip keeps apart the elastic thread, the elastic force line bracket and the surrounding layer of the flexible bag, and
And the surrounding layer of the elastic thread, the elastic force line bracket and the flexible bag is constituted and is supported；
The middle part of the elastic thread and support chip suture are fixed, and the both ends of the elastic thread are sutured with the fixed part respectively
It is fixed.
9. the headphone of multistage pull according to claim 8, which is characterized in that the material of the elastic thread uses rubber
Glue or silica gel, the material of the elastic force line bracket use TPU, and the material of the support chip uses PET, the outsourcing of the flexible bag
The material of layer uses protein skin, and the beam of wearing is stainless steel substrates.
10. the headphone of multistage pull according to claim 2, which is characterized in that the inner sidewall of the sliding shell
On be provided with sliding block, be correspondingly arranged on sliding slot on the lateral wall of the sliding inner casing, the sliding block is chimeric with the sliding slot, by institute
It states sliding shell to be maintained on the sliding inner casing, and the sliding shell is allowed to slide relative to the sliding inner casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455349.9A CN109218893A (en) | 2018-11-30 | 2018-11-30 | A kind of headphone of multistage pull |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455349.9A CN109218893A (en) | 2018-11-30 | 2018-11-30 | A kind of headphone of multistage pull |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109218893A true CN109218893A (en) | 2019-01-15 |
Family
ID=64994731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811455349.9A Pending CN109218893A (en) | 2018-11-30 | 2018-11-30 | A kind of headphone of multistage pull |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109218893A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111558136A (en) * | 2019-09-30 | 2020-08-21 | 广东艾诗凯奇智能科技有限公司 | Neck massager |
| CN111558135A (en) * | 2019-09-30 | 2020-08-21 | 广东艾诗凯奇智能科技有限公司 | Neck massager |
| CN111558137A (en) * | 2019-09-30 | 2020-08-21 | 广东艾诗凯奇智能科技有限公司 | Neck massager |
| CN114294546A (en) * | 2022-02-23 | 2022-04-08 | 杭州海康威视数字技术股份有限公司 | Head-mounted support |
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