CN206821011U - A kind of dynamic iron unit and receiver - Google Patents
A kind of dynamic iron unit and receiver Download PDFInfo
- Publication number
- CN206821011U CN206821011U CN201720339720.XU CN201720339720U CN206821011U CN 206821011 U CN206821011 U CN 206821011U CN 201720339720 U CN201720339720 U CN 201720339720U CN 206821011 U CN206821011 U CN 206821011U
- Authority
- CN
- China
- Prior art keywords
- knuckle
- knuckle portion
- magnet
- dynamic iron
- yoke device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The utility model is related to a kind of dynamic iron unit and the receiver with the dynamic iron unit, dynamic iron unit includes：Magnet, magnet yoke device, coil and armature, the magnet yoke device is provided with a mounting hole, the magnet is arranged in the mounting hole, the first knuckle portion that the outer surface of the magnet yoke device is set formed with bending, bending is provided with a second knuckle portion being engaged with the first knuckle portion on the location division of the armature, second knuckle portion, which is fastened in the first knuckle portion, forms drawing and pulling type connection, and then formed and be accurately positioned, a locating slot is set to reach without being recessed in magnet yoke device, structure is more simple, and easy-formation simple for production.
Description
Technical field
The utility model is related to moving-iron receiver field, and in particular to a kind of dynamic iron unit and with the dynamic iron unit by
Talk about device.
Background technology
The dynamic iron unit of receiver mainly includes magnet, magnet yoke device, coil and armature, and magnet is generally magnet, magnetic
Yoke device is generally permeability magnetic material, will caused by the electric current of sound flow through coil.Producing electromagnetic field by the electric current of coil makes
Armature displacement is obtained, armature drives the conductive bar displacement being attached thereto, so as to cause acoustic equipment (such as vibrating diaphragm) to vibrate, and produces expectation
Sound.
Chinese utility model patent Application No.：201620894471.6, disclose a kind of dynamic iron list with E shape armatures
Member and its include its receiver, in magnet yoke device（Iron core as in the documents）Be provided with least two depression determine
Position groove, the first pontes and second connecting portion point of E shape armatures are engaged with locating slot respectively, and then the mesh positioned
's.But depression sets locating slot in magnet yoke device, the wall thickness of magnet yoke device, the wall thickness of magnet yoke device are undoubtedly reduced
Deficiency can cause magnetic conduction effect bad, and then influence the sounding effect of receiver.If ensure the magnet yoke device in positioning groove location
Wall thickness it is constant it is necessary to increase overall thickness, so also can waste of materials cost.And the locating slot that depression is set had been molded
Need to ensure that its dimensional accuracy can just make the vibration transducing portion of armature misplace in journey, manufacture difficulty increases, and qualification rate is relatively low.
Utility model content
Therefore, the utility model provides a kind of simple in construction, accurate positioning and the dynamic iron unit of easy-formation and dynamic with this
The receiver of iron unit.
To reach above-mentioned purpose, a kind of dynamic iron unit provided by the utility model, including：Magnet, magnet yoke device, coil with
And armature, the magnet yoke device are provided with a mounting hole, the magnet is arranged in the mounting hole, the outer surface of the magnet yoke device
The the first knuckle portion set formed with bending, the armature include vibration transducing portion, location division and connecting portion, and the connecting portion connects
It is connected between vibration transducing portion and location division, is bent on the location division and be provided with second knuckle being engaged with the first knuckle portion
Portion, the location division is arranged on outside coil and magnet yoke device, and the second knuckle portion is fastened in the first knuckle portion and forms drawing and pulling type
Connection, the vibration transducing portion are arranged in coil and the mounting hole of the magnet yoke device provided with magnet successively.
A kind of preferred scheme of the present utility model, the first knuckle portion are set with chamfered at the knuckle in the second knuckle portion
Put.
Another preferred scheme of the present utility model, the second knuckle portion are the alar part knot by stretching out on location division
Structure bending forms.
Another preferred scheme of the present utility model, the location division of the armature include Part I and Part II, institute
The both sides that Part I is separately positioned on vibration transducing portion with Part II are stated, and then form an E shape armature structures, described first
Part and/or Part II are provided with the second knuckle portion.
The utility model also provides a kind of receiver, including at least dynamic iron unit as described above.
By technical scheme provided by the utility model, have the advantages that：
The first knuckle portion that the outer surface of the magnet yoke device is set formed with bending, bend on the location division of the armature
Provided with a second knuckle portion being engaged with the first knuckle portion, the second knuckle portion, which is fastened in the first knuckle portion, forms drawing and pulling type company
Connect, and then formed and be accurately positioned, set a locating slot to reach without being recessed in magnet yoke device, structure is more simple, ensures
Quality, and easy-formation simple for production.
Brief description of the drawings
Fig. 1 show the structural representation of dynamic iron unit in embodiment；
Fig. 2 show the structural decomposition diagram of dynamic iron unit in embodiment；
Fig. 3 show the front view of dynamic iron unit in embodiment；
Fig. 4 show the structural representation of the armature of dynamic iron unit in embodiment；
Fig. 5 show the structural representation of the magnet yoke device of dynamic iron unit in embodiment；
Fig. 6 show the structural representation of dynamic iron unit in another embodiment.
Embodiment
To further illustrate each embodiment, the utility model is provided with accompanying drawing.These accompanying drawings are in the utility model discloses
A part for appearance, it can coordinate the associated description of specification to explain the running of embodiment original mainly to illustrate embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new
The advantages of type.Component in figure is not necessarily to scale, and similar element numbers are conventionally used to indicate similar component.
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
Referring to figs. 1 to shown in Fig. 5, a kind of dynamic iron unit provided by the utility model, including：Magnet 20, magnet yoke device 10,
Coil 40 and armature 30.The magnet yoke device 10 is " time " character form structure, is provided with a mounting hole 11 among it, outer surface is set
There is the first knuckle portion 12 of four bendings, the chamfered setting in the first knuckle portion 12 of four bendings, seamlessly transit.The magnet
20 be magnet, and provided with two, two magnets 20 have the upper and lower sides being arranged in mounting hole 11 of spacing respectively.
The armature 30 includes vibration transducing portion 31, location division and connecting portion 32, and the location division of the armature 30 includes the
A part 331 and Part II 332, the Part I 331 are separately positioned on the two of vibration transducing portion 31 with Part II 332
Side, the connecting portion 32 is connected between vibration transducing portion 31 and location division, and then forms an E shape armature structures.Described first
Part 331 and Part II 332 are equipped with the second knuckle portion 34 being engaged with the first knuckle portion 12.The first of the location division
Part 331 is separately positioned on outside coil 40 and magnet yoke device 10 with Part II 332, and the second knuckle portion 34 is fastened on the first folding
Drawing and pulling type connection is formed on corner 12, the vibration transducing portion 31 is arranged in coil 40 and the magnet yoke device provided with magnet 20 successively
In 10 mounting hole 11.
In the present embodiment, the second knuckle portion 34 is Part I 331 and Part II 332 from location division to extension
The Fin structures bending stretched forms.Without whole Part I 331 or Part II 332 are bent, structure is simpler, holds
Easy-formation.
In the present embodiment, chamfered setting at the knuckle in knuckle portion 34 of the first knuckle portion 12 and second.At knuckle
Seamlessly transit, hand will not be hurt in assembling.In other embodiments, chamfering can also not needed to set, as shown in Figure 6.
In the present embodiment, magnet yoke device 10 is " time " character form structure, and the structure is prior art, actual in the present embodiment
It is to increase by one second knuckle portion 34 on location division to coordinate the magnet yoke device 10 of " returning " character form structure to be positioned.In other realities
To apply in example, the outer surface of magnet yoke device 10 hexagonal can also wait polygonized structure, i.e., with six the first knuckle portions, and the
Eighty percent discount corner can be provided directly as a v-shaped structure, the one of knuckle setting of the direct clamping in the second knuckle portion of the v-shaped structure
First knuckle portion.
In the present embodiment, the Part I 331 and Part II 332 are equipped with the second knuckle portion 34.In magnet yoke device
10 left and right sides carries out drawing and pulling type mating connection, and positioning accurate accuracy is higher.In other embodiments, can also be by first
Divide 331 or the single Part II 332 or that second knuckle portion 34 is set, is not provided with the second knuckle portion 34 of Part II 332
A part 331 need to coordinate the left and right sides for clamping magnet yoke device 10, can also so produce a desired effect, simply stability
It is also to be verified.
The utility model also provides a kind of receiver, including：With a sound mouth（It is not shown）Housing（It is not shown）If
Put the conductive bar in the housing（It is not shown）, vibrating diaphragm（It is not shown）And dynamic iron unit as described above；The two of the conductive bar
End connects vibration transducing portion 31 and the vibrating diaphragm of dynamic iron unit respectively.Represent will caused by the electric current of sound flow through coil 40.It is logical
The electric current for crossing coil 40 produces electromagnetic field so that the vibration transducing portion 31 of armature 30 vibrates, and is then conducted by conductive bar to shaking
Film, so as to produce desired sound, sound is left by the sound mouth in upper shell.
By technical scheme provided by the utility model, the outer surface of the magnet yoke device set formed with bending first
Knuckle portion, on the location division of the armature bending be provided with a second knuckle portion being engaged with the first knuckle portion, the second knuckle portion
It is fastened in the first knuckle portion and forms drawing and pulling type connection, and then formed and be accurately positioned, without the depression setting one in magnet yoke device
Locating slot is reached, and structure is more simple, guaranteed quality, and easy-formation simple for production.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, is not departing from the spirit and scope of the present utility model that appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (5)
1. a kind of dynamic iron unit, including：Magnet, magnet yoke device, coil and armature, the magnet yoke device are provided with a mounting hole,
The magnet is arranged in the mounting hole, it is characterised in that：The outer surface of the magnet yoke device formed with bending set first
Knuckle portion, the armature include vibration transducing portion, location division and connecting portion, and the connecting portion is connected to vibration transducing portion and positioning
Bent between portion, on the location division and be provided with a second knuckle portion being engaged with the first knuckle portion, the location division is arranged on
Outside coil and magnet yoke device, and the second knuckle portion is fastened in the first knuckle portion and forms drawing and pulling type connection, the vibration transducing portion
It is arranged in successively in coil and the mounting hole of the magnet yoke device provided with magnet.
2. dynamic iron unit according to claim 1, it is characterised in that：The knuckle in the first knuckle portion and the second knuckle portion
The chamfered setting in place.
3. dynamic iron unit according to claim 1, it is characterised in that：The second knuckle portion be from location division to extension
The Fin structures bending stretched forms.
4. dynamic iron unit according to claim 1, it is characterised in that：The location division of the armature includes Part I and the
Two parts, the Part I is separately positioned on the both sides in vibration transducing portion with Part II, and then forms an E shape armature knots
Structure, the Part I and/or Part II are provided with the second knuckle portion.
A kind of 5. receiver, it is characterised in that：Including at least any described dynamic iron unit of as above Claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720339720.XU CN206821011U (en) | 2017-04-01 | 2017-04-01 | A kind of dynamic iron unit and receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720339720.XU CN206821011U (en) | 2017-04-01 | 2017-04-01 | A kind of dynamic iron unit and receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206821011U true CN206821011U (en) | 2017-12-29 |
Family
ID=60752081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720339720.XU Expired - Fee Related CN206821011U (en) | 2017-04-01 | 2017-04-01 | A kind of dynamic iron unit and receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206821011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372172A (en) * | 2020-04-09 | 2020-07-03 | 常州阿木奇声学科技有限公司 | Balanced armature device |
-
2017
- 2017-04-01 CN CN201720339720.XU patent/CN206821011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372172A (en) * | 2020-04-09 | 2020-07-03 | 常州阿木奇声学科技有限公司 | Balanced armature device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |