CN205987338U - Connection structure of lead wire among sound generating mechanism - Google Patents
Connection structure of lead wire among sound generating mechanism Download PDFInfo
- Publication number
- CN205987338U CN205987338U CN201620841693.1U CN201620841693U CN205987338U CN 205987338 U CN205987338 U CN 205987338U CN 201620841693 U CN201620841693 U CN 201620841693U CN 205987338 U CN205987338 U CN 205987338U
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- voice coil
- yoke
- lead
- attachment structure
- loudspeaker voice
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Abstract
The utility model relates to a connection structure of lead wire among sound generating mechanism, the position of being connected in yoke lateral wall portion and bottom is provided with the opening, the circuit board sets up on the bottom of yoke, the one end of voice coil loudspeaker voice coil is connected on the vibrating diaphragm, and the other end stretches into to the appearance chamber of yoke in, just lead wire in the voice coil loudspeaker voice coil is drawn forth from the position of drawing forth of voice coil loudspeaker voice coil to lateral wall portion along the yoke extends, until passing the opening overturns in this position, welds in the circuit board on the yoke bottom. The utility model discloses a connection structure, the position of being connected in lateral wall portion and bottom is provided with opening, lead wire process the opening overturns, welds, after the feasible suitable spot welding in position from then on that goes between of this kind of configuration mode, can reduce the tension that the lead wire received to can promote the complete machine fall, the reliability of cylinder in experimental.
Description
Technical field
This utility model is related to a kind of sound-producing device, more specifically, this utility model is related to lead in a kind of sound-producing device
Attachment structure, be particularly suited for the lead in earphone horn.
Background technology
Commonly generally by sound-producing device, fore shell, back cover and earphone cord, (earphone cord one end connects loudspeaker to little earbud headphone, separately
One end is plug) constitute, In-Ear Headphones are typically bi-telephone, that is, divide left and right ear, also have single head-receiver；Sound-producing device
Pattern can be moving-coil type, electrodynamic type, moving-iron type or other types of loudspeaker.
Sound-producing device in existing earphone is carrying out falling, during tumbler test, due to the tension force mistake of lead fair line
The problem of broken string after being easy to greatly to occur test, this results in the problems such as loudspeaker no signal, whole machine aphonia after product testing.
Utility model content
A purpose of the present utility model there is provided a kind of attachment structure of lead in sound-producing device.
According to one side of the present utility model, provide a kind of attachment structure of lead in sound-producing device, including yoke, electricity
Road plate, vibrating diaphragm, voice coil loudspeaker voice coil, described yoke includes the side of sidewall portion of cylindrical shape and the bottom being enclosed in side of sidewall portion lower ending opening position,
Described side of sidewall portion and bottom define the yoke with cavity volume, and the position being connected with bottom in described yoke side of sidewall portion is provided with open-minded
Mouthful；Described circuit board is arranged on the bottom of yoke, and one end of described voice coil loudspeaker voice coil is connected on vibrating diaphragm, and the other end stretches to yoke
In cavity volume, and the lead in described voice coil loudspeaker voice coil is drawn from the extraction location of voice coil loudspeaker voice coil, and the side of sidewall portion along yoke extends, up through
Described gap simultaneously carries out overturning in this position, in the circuit board that is welded on yoke bottom.
Optionally, described lead is bonded on the side of sidewall portion of yoke by glue.
Optionally, described yoke also includes the circle flange extending radially outwardly from side of sidewall portion upper end open position, institute
State vibrating diaphragm and be relatively fixed the position in flange；It is provided through the breach at its upper end two ends, institute in the marginal position of described flange
State lead to pass in this breach.
Optionally, the extraction location of described lead is located at the position on voice coil loudspeaker voice coil near vibrating diaphragm.
Optionally, described lead is bonded on vibrating diaphragm after drawing from voice coil loudspeaker voice coil, and with described breach to corresponding position
Put and bend upset towards described breach direction.
Optionally, described breach extends to, from the marginal position of flange, the position flushing with side of sidewall portion.
Optionally, described breach, gap are respectively arranged with one.
Attachment structure of the present utility model, the position being connected with bottom in side of sidewall portion is provided with gap, and lead is through described
Gap simultaneously carries out overturning, welds, this frame mode make lead from this position along go out a postwelding, it is possible to reduce suffered by lead
Tension force, such that it is able to lift the reliability falling, in tumbler test for the whole machine.
By the detailed description to exemplary embodiment of the present utility model referring to the drawings, other of the present utility model
Feature and its advantage will be made apparent from.
Brief description
Constitute the Description of Drawings of a part the embodiment of the present utility model of description, and use together with the description
In explanation principle of the present utility model.
Fig. 1 is the connection diagram of this utility model yoke and circuit board.
Fig. 2 is the schematic diagram of this utility model attachment structure.
Specific embodiment
To describe various exemplary embodiment of the present utility model now with reference to accompanying drawing in detail.It should be noted that：Unless it is another
Illustrate outward, the positioned opposite, numerical expression of the part otherwise illustrating in these embodiments and step and numerical value do not limit
Make scope of the present utility model.
Description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
Any restriction that is new and its applying or use.
May be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in suitable situation
Under, described technology and equipment should be considered a part for description.
In all examples with discussion shown here, any occurrence should be construed as merely exemplary, and not
It is as restriction.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then do not need it is further discussed in subsequent accompanying drawing.
With reference to Fig. 1, Fig. 2, this utility model provides a kind of attachment structure of lead in sound-producing device, it include yoke,
Circuit board 6, vibrating diaphragm, voice coil loudspeaker voice coil (view is not illustrated) etc., described yoke has inner chamber, and it includes the side of sidewall portion 1 of cylindrical shape and envelope
Close the bottom 3 in side of sidewall portion 1 lower ending opening position, described bottom 3 and side of sidewall portion 1 are integrally formed, described bottom 3 is enclosed in
The lower ending opening position of side of sidewall portion 1 is so that described yoke is in the cylindrical shape of upper end open.Wherein, described yoke side of sidewall portion 1 with
The position that bottom 3 connects is provided with gap 5, and the shape of this gap 5 can be arc-shaped or rectangular-shaped.
Described circuit board 6 is arranged on the bottom 3 of yoke, for example, by way of bonding, circuit board 6 can be fixed on magnetic
The bottom 3 of yoke, is provided with the pad 7 for welding lead on described circuit board 6.Described vibrating diaphragm is relatively fixed opening in yoke
Mouth end position, one end of described voice coil loudspeaker voice coil is connected on vibrating diaphragm, and the other end stretches in the cavity volume of yoke, and the mode of this connection belongs to
In the common knowledge in sound-producing device field, at this, its concrete structure is no longer repeated.
Described voice coil loudspeaker voice coil includes two leads 8, and this two leads 8 are drawn from the extraction location of voice coil loudspeaker voice coil, and the side along yoke
Wall portion 1 extends towards the direction of bottom 3, the position being connected with bottom 3 in described side of sidewall portion 1, and described lead 8 is after gap 5
Overturn to above the bottom 3 of yoke, and be welded on the pad 7 of circuit board 6, it is achieved thereby that being electrically connected of voice coil loudspeaker voice coil and circuit board 6
Connect.This utility model one preferred embodiment in, described lead 8 can be bonded on the side of sidewall portion 1 of yoke by glue, from
And the play of lead 8 can be prevented.
Attachment structure of the present utility model, the position being connected with bottom in side of sidewall portion is provided with gap, and lead is through described
Gap simultaneously carries out overturning, welds, this frame mode make lead from this position along go out a postwelding, it is possible to reduce suffered by lead
Tension force, such that it is able to lift the reliability falling, in tumbler test for the whole machine.
Vibrating diaphragm is relatively fixed the opening end position in yoke, and for example it can be fixed on housing, in this utility model one
In preferred embodiment, described yoke also includes the circle flange 2 extending radially outwardly from side of sidewall portion 1 upper end open position,
With reference to Fig. 1, Fig. 2, described flange 2 is located at the opening end position of side of sidewall portion 1, and it may each be one with side of sidewall portion 1 and bottom 3
Molding.This flange 2 constitutes the structure of similar ring flange so that described vibrating diaphragm can support is connected on this position, thus
Achieve the fixation of vibrating diaphragm.Be provided through the breach 4 at its upper end two ends in the marginal position of described flange 2, described lead 8 from
After the extraction location of voice coil loudspeaker voice coil is drawn, extend through described breach 4 and along side of sidewall portion 1 toward the direction of bottom 3.By described breach
Lead 8 can successfully be drawn by 4, prevents flange 2 from lead 8 is caused interfere.
It may further be preferable that the extraction location of described lead 8 is located at the position on voice coil loudspeaker voice coil near vibrating diaphragm, described lead 8
After drawing from voice coil loudspeaker voice coil, can be directly bonded on vibrating diaphragm, and extend radially outwardly to along vibrating diaphragm corresponding with described breach 4
Position, draws from described breach 4 after this position carries out bending upset.It may further be preferable that described breach 4 is from flange 2
Marginal position extend to the position flushing with side of sidewall portion 1 so that the lead 8 that overturns from vibrating diaphragm can through breach 4 directly with
The side of sidewall portion 1 of yoke fits together.
Breach 4 of the present utility model, gap 5 can be respectively arranged with one, and this allows for two leads 5 can be from same
Walking line is entered in individual breach 4, same gap 5 position.
Although being described in detail to some specific embodiments of the present utility model by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case of without departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (7)
1. in a kind of sound-producing device lead attachment structure it is characterised in that：Including yoke, circuit board (6), vibrating diaphragm, voice coil loudspeaker voice coil, institute
State yoke and include the side of sidewall portion (1) of cylindrical shape and the bottom (3) being enclosed in side of sidewall portion (1) lower ending opening position, described side wall
Portion (1) and bottom (3) define the yoke with cavity volume, and the position being connected with bottom (3) in described yoke side of sidewall portion (1) is arranged
There is gap (5)；Described circuit board (6) is arranged on the bottom (3) of yoke, and one end of described voice coil loudspeaker voice coil is connected on vibrating diaphragm, another
End stretches in the cavity volume of yoke, and the lead (8) in described voice coil loudspeaker voice coil is drawn from the extraction location of voice coil loudspeaker voice coil, and the side along yoke
Wall portion (1) extends, and carries out the circuit board overturning, being welded on yoke bottom (3) up through described gap (5) and in this position
(6) in.
2. attachment structure according to claim 1 it is characterised in that：Described lead (8) is bonded in the side of yoke by glue
In wall portion (1).
3. attachment structure according to claim 1 it is characterised in that：Described yoke also includes opening from side of sidewall portion (1) upper end
Circle flange (2) that mouth position extends radially outwardly, described vibrating diaphragm is relatively fixed the position in flange (2)；In described flange (2)
Marginal position be provided through the breach (4) at its upper end two ends, described lead (8) passes in this breach (4).
4. attachment structure according to claim 3 it is characterised in that：The extraction location of described lead (8) is located on voice coil loudspeaker voice coil
Position near vibrating diaphragm.
5. attachment structure according to claim 4 it is characterised in that：Described lead is bonded in vibrating diaphragm after drawing from voice coil loudspeaker voice coil
On, and it is being positioned against the bending upset of described breach (4) direction with described breach (4) to corresponding.
6. attachment structure according to claim 5 it is characterised in that：Described breach (4) is prolonged from the marginal position of flange (2)
Extend the position flushing with side of sidewall portion (1).
7. attachment structure according to claim 3 it is characterised in that：Described breach (4), gap (5) are respectively arranged with one
Individual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620841693.1U CN205987338U (en) | 2016-08-04 | 2016-08-04 | Connection structure of lead wire among sound generating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620841693.1U CN205987338U (en) | 2016-08-04 | 2016-08-04 | Connection structure of lead wire among sound generating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205987338U true CN205987338U (en) | 2017-02-22 |
Family
ID=58030080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620841693.1U Active CN205987338U (en) | 2016-08-04 | 2016-08-04 | Connection structure of lead wire among sound generating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205987338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073854A (en) * | 2020-08-27 | 2020-12-11 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound production device |
-
2016
- 2016-08-04 CN CN201620841693.1U patent/CN205987338U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073854A (en) * | 2020-08-27 | 2020-12-11 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound production device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |