CN206402434U - Magnet assemblies and moving-iron type receiver, loudspeaker - Google Patents
Magnet assemblies and moving-iron type receiver, loudspeaker Download PDFInfo
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- CN206402434U CN206402434U CN201621294948.3U CN201621294948U CN206402434U CN 206402434 U CN206402434 U CN 206402434U CN 201621294948 U CN201621294948 U CN 201621294948U CN 206402434 U CN206402434 U CN 206402434U
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Abstract
The utility model is related to electroacoustic switch technology field, more particularly to magnet assemblies and moving-iron type receiver, loudspeaker.Magnet assemblies of the present utility model include sub-assembly, coil brace, positioning fixture and coil.Sub-assembly includes magnetic patch and iron core, and iron core side is stretched out magnetic patch and wrapped up by coil brace, side of the coil brace away from housing is fixed with positioning fixture, coil winding is on coil brace.Coil wound around coil support, coil brace winds iron core, the axiality of coil and iron core is preferable, axiality fraction defective is relatively low, and without using disposable spacer, cost is relatively low, and by the mode on coil winding to coil brace, without coil finished product is pressed into disposable spacer, the probability reduction of damage coil surface does not easily cause hidden danger of quality caused by lesion wire circle surface.
Description
Technical field
The utility model embodiment is related to electroacoustic switch technology field, and more particularly to magnet assemblies and moving-iron type are called
Device, loudspeaker.
Background technology
At present, the magnet assemblies being mainly assembled into by magnetic patch, three parts of iron core and coil are always loudspeaker, moving-iron type
Receiver design in core component, by magnet assemblies drive armature on conductive bar drive diaphragm vibration come compressed air with
Realize that electroacoustic is changed.
Because the requirement of receiver properties of product and the assembling of cooperation subsequent handling are, it is necessary to ensure that iron core and coil have necessarily
Axiality.
Magnetic patch, three parts of iron core and coil, are pressed into by current magnet assemblies in order by disposable spacer
Spacer realizes the axiality of iron core and coil, by way of disposable spacer is positioned easily causes iron core and coil
Axiality it is bad, and the use of disposable spacer causes the cost of magnet assemblies to remain high.And be pressed into coil
Coil surface easily is damaged during disposable spacer, hidden danger of quality can be caused.
Utility model content
The utility model for the magnet assemblies of prior art iron core and coil axiality is bad, cost is higher and coil
There is provided magnet assemblies and moving-iron type receiver, loudspeaker for the technical problem of hidden danger of quality caused by surface is easily damaged.
The utility model embodiment provides magnet assemblies, including：
Sub-assembly, the sub-assembly includes housing, magnetic patch and iron core, and the housing is hollow shape, and the magnetic patch is located at
The outer inframe is simultaneously fixed with housing, and the iron core is fixed on the outer inframe and stretches out the side of housing；
Coil brace, the coil brace parcel stretches out the iron core of housing and solid with the iron core and housing respectively
It is fixed；
Fixture is positioned, the positioning fixture is located at side of the coil brace away from housing and fixed with coil brace；
Coil, the coil winding is on coil brace.
Alternatively, the positioning fixture is provided with least two terminals, and the coil includes initiating terminal and terminates end, described
Initiating terminal and end end are separately fixed on two terminals.
Alternatively, the side wall of the positioning fixture is provided with limited impression, and the limit is inserted in the side of the coil brace
Position groove.
Alternatively, the side wall Interference contact of the coil brace and the limited impression.
Alternatively, wedge key, the tightness card that the coil brace passes through wedge key with limited impression are provided with the limited impression
Fasten.
Alternatively, the quantity of the magnetic patch is at least two, two magnetic patch respectively with the upper inwall of the housing and
Lower inwall is fixed.
Alternatively, the column for being shaped as arc-shaped transition corner of the coil brace.
Alternatively, the periphery parcel insulating barrier of the coil.
The utility model embodiment also provides moving-iron type receiver, including the magnet as described in any one of claim 1 to 6
Component, in addition to housing, the assembling magnet assemblies of the magnetic patch, iron core and coil are fixed in the housing.
The utility model embodiment also provides loudspeaker, including the magnet assemblies as described in any one of claim 1 to 6,
Also include frame, the magnet assemblies are fixed in the frame.
The beneficial effect of the utility model embodiment is：It is different from the situation of prior art, the utility model embodiment party
The magnet assemblies of formula include sub-assembly, coil brace, positioning fixture and coil.Sub-assembly includes magnetic patch and iron core, iron core side
Stretch out magnetic patch and wrapped up by coil brace, side of the coil brace away from housing is fixed with positioning fixture, coil winding is online
On coil support, the coil wound around coil support of the magnet assemblies of the utility model embodiment, coil brace winding iron core, coil with
Preferably, axiality fraction defective is relatively low, without using disposable spacer, and cost is relatively low for the axiality of iron core, and by coil around
The mode on coil brace is made, without coil finished product is pressed into disposable spacer, the probability of damage coil surface is reduced, no
Easily cause hidden danger of quality caused by damage coil surface.
Brief description of the drawings
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, these exemplary theorys
The element with same reference numbers label is expressed as similar element in the bright restriction not constituted to embodiment, accompanying drawing, removes
Composition is not limited the non-figure having in special statement, accompanying drawing.
The structural representation for the magnet assemblies that Fig. 1 provides for the utility model embodiment；
The structural representation for the magnet assemblies that Fig. 2 provides for another embodiment of the utility model；
The part-structure schematic diagram for the magnet assemblies that Fig. 3 provides for the utility model embodiment；
The flow chart of the assemble method for the magnet assemblies that Fig. 4 provides for the utility model embodiment；
The structured flowchart for the moving-iron type receiver that Fig. 5 provides for the utility model embodiment；
The structured flowchart for the loudspeaker that Fig. 6 provides for the utility model embodiment；
The part-structure schematic diagram for the moving-iron type receiver that Fig. 7 provides for another embodiment of the utility model.
Embodiment
To make the purpose, technical scheme and advantage of the utility model implementation clearer, below in conjunction with the utility model
Accompanying drawing in embodiment, the technical scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Described reality
It is a part of embodiment of the utility model to apply example, rather than whole embodiments.The embodiment described below with reference to accompanying drawing
It is exemplary, it is intended to for explaining the utility model, and it is not intended that to limitation of the present utility model.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of the utility model protection.Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of description the utility model and simplifies description, rather than indicate or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The limitation of novel protected scope.
As long as in addition, technical characteristic involved in each embodiment of the utility model disclosed below each other it
Between do not constitute conflict can just be mutually combined.
Embodiment 1
Refering to Fig. 1 to Fig. 3, the magnet assemblies 100 of the utility model embodiment include sub-assembly 10, coil brace 20,
Position fixture 30 and coil 40.
In the present embodiment, as shown in Figures 2 and 3, sub-assembly 10 includes housing 11, magnetic patch 12 and iron core 13, housing 11
For hollow shape, magnetic patch 12 is located in housing 11 and fixed with housing 11, and iron core 13 is fixed in housing 11 and stretches out housing 11
Side；The parcel of coil brace 20 stretches out the iron core 13 of housing 11 and fixed respectively with iron core 13 and housing 11；Position fixture
30 are located at side of the coil brace 20 away from housing 11 and are fixed with coil brace 20；Coil 40 is wound on coil brace 20.
The beneficial effect of the utility model embodiment is：It is different from the situation of prior art, the utility model embodiment party
The magnet assemblies 100 of formula include sub-assembly 10, coil brace 20, positioning fixture 30 and coil 40.Sub-assembly 10 include housing 11,
Magnetic patch 12 and iron core 13, the side of iron core 13 are stretched out housing 11 and wrapped up by coil brace 20, by coil brace 20 away from housing 11
Side with positioning fixture 30 fix, coil 40 is wound on coil brace 20, the magnet assemblies 100 of the utility model embodiment
The wound around coil support 20 of coil 40, the winding iron core 13 of coil brace 20, the axiality of coil 40 and iron core 13 preferably, axiality
Fraction defective is relatively low, without using disposable spacer, and cost is relatively low, and by the side in the coiling of coil 40 to coil brace 20
Formula, without coil finished product is pressed into disposable spacer, the probability reduction of damage coil surface does not easily cause lesion wire circle surface
Caused hidden danger of quality；Without using disposable spacer, assembling processing procedure is simplified, production efficiency is improved.
Specifically, wound around coil 40 is to coil winding machine can be used on coil brace 20.Position fixture 30 and coil winding machine is detachable
Ground is connected, and the coil winding machine is used for the coiling of coil 40 to coil brace 20.During processing, positioning fixture 30 is first inserted into coiling
Machine, then the limited impression 32 for fixture 30 being positioned with side insertion of the coil brace 20 away from housing 11, rising for coil 40
Top 41 (i.e. start line) is fixed on positioning fixture 30 on the terminal 31 of side, coil winding machine wound around coil on coil brace 20
40, the ending segment 42 (i.e. end lines) of coil 40 is fixed on another side terminal on positioning fixture 30 after complete by coil 40
At 31, finally the two ends lead of coil and terminal 31 are welded together with bonding machine.
Further, positioning fixture 30 front end is equal to the 2 of the height of the housing 11 of sub-assembly 10 through the length of iron core 13
Times, sufficient length is reserved to coil brace 20.Further, after sub-assembly 10 is completed, using Shooting Technique in group
The inside formed coil support 20 of component 10 and the side for extending housing 11.
Further, the quantity of magnetic patch 12 is at least two, and two magnetic patch 12 are upper interior with the housing 11 respectively
Wall and lower inwall are fixed.The magnetic field of two formation of magnetic patch 12, the magnetic line of force in magnetic field is gathered in thereon by iron core 13.At some
In embodiment, the centre of iron core 13 from described two magnetic patch 12 passes through and clamped by two magnetic patch 12.
Further, for convenience of wound around coil 40 and it is not easy to scratch coil surface, coil brace 20 is shaped as arc
The polygonal column of the column of transition corner, such as cylindric, elliptic cylindrical shape or other arc-shaped transition corners.Further
Ground, as shown in Fig. 2 the quantity of coil brace 20 is at least two, in the same size, two coil braces of two coil braces 20
It is parallel to each other between 20, to ensure that the rear both sides wound on it of coil 40 are symmetrical, the centering of the correspondence iron core 13 of coil 40 is good.Or
Say mutually parallel between hold-in winding support 20 and magnetic patch 12, iron core 13.
Further, the periphery parcel insulating barrier of coil 40.
In another embodiment, as depicted in figs. 1 and 2, positioning fixture 30 is provided with least two terminals 31, the coil
40 include initiating terminal 41 and terminate end 42, and the initiating terminal 41 and end end 42 are separately fixed on two terminals 31, line
The electric current export that the initiating terminal 41 of circle 40 and end end 42 can produce coil 40.Specifically, the initiating terminal 41 of coil 40 and knot
Beam end 42 can be welded and fixed with terminal 31.
In another embodiment, as shown in Fig. 2 the side wall of positioning fixture 30 is provided with limited impression 32, the coil branch
The limited impression 32 is inserted in the side of frame 20.The one side of limited impression 32 set on positioning fixture 30 is used to accommodate coil branch
Frame 20, on the one hand for fixed coil support 20, makes coil brace 20 spacing thereon without movement, beneficial to wound around coil below
40.Further, to make to interfix between coil brace 20 and the limited impression 32, coil brace 20 with it is described spacing recessed
The side wall Interference contact of groove 32.Coil brace 20 is inserted with external force and does not allow to be drawn out easily after limited impression 32.In other words, coil branch
The side wall of frame 20 and the limited impression 32 is designed for close-fitting, and wedge key (not shown), coil brace 20 are set in limited impression 32
Side insertion limited impression 32, blocked by the tightness of wedge key.
In another embodiment, the side wall for the part iron core 13 being fixed in the housing 11 is provided with armature groove (figure
Do not show), armature groove is used to pass through armature wherein.The upper surface of iron core 13 is provided with rod through-hole (not shown) is conducted, especially,
The conduction rod through-hole is connected with the armature groove.After armature is installed to armature groove, conductive bar is logical through conductive bar
Hole is fixed on armature.
Embodiment 2
The utility model embodiment also provides the assemble method of magnet assemblies, as shown in figure 4, methods described includes：
Step 102, magnetic patch is inserted into housing and fixed with housing, iron core is inserted into the housing, and the iron core
The side of the housing is stretched out in side；
The utility model embodiment also provides the assemble method of magnet assemblies, first assembles sub-assembly, i.e., first inserts magnetic patch
Housing is simultaneously fixed with housing, and iron core is inserted into the housing, and the side of the iron core is stretched out, and sub-assembly is integrally formed.
Step 105, on the iron core for stretching out housing wrap up coil brace, and by coil brace and the iron core and
Housing is fixed；
The iron core for stretching out housing is wrapped up with coil brace, and coil brace is fixed with the iron core and housing.
Specific usable Shooting Technique formed coil support and extends coil brace the side of housing inside sub-assembly.
Step 108, side of the coil brace away from housing fixed with positioning fixture；
Side fixture insertion coil winding machine of the coil brace away from housing.Specifically, sub-assembly and positioning fixture are that close-fitting is set
Set on meter, positioning fixture and wedge key, side and limited impression of the coil brace away from housing are set in limited impression, limited impression
Fixed by the tightness clamping of wedge key.
Step 112, the coiling on the coil brace.
In another embodiment, as shown in figure 4, methods described also includes：
Step 115, by the initiating terminal of coil and terminate end be separately fixed at it is described positioning fixture two terminals on.
On the terminal for coil start line being fixed on the side of positioning fixture upper surface, the coiling on the coil brace,
Coil, finally will with bonding machine at the terminal that coil end lines are fixed on to the opposite side of positioning fixture upper surface after complete
Two ends (coil start line and end lines) lead of coil welds together with terminal.
The beneficial effect of the utility model embodiment is：It is different from the situation of prior art, the utility model embodiment party
Sub-assembly including magnetic patch, iron core and housing is connected by the assemble method of the magnet assemblies of formula by coil brace with positioning fixture
It is fixed, the wound around coil on coil brace.The coil wound around coil of the assemble method of the magnet assemblies of the utility model embodiment
Preferably, axiality fraction defective is relatively low, without using disposable for the axiality of support, coil brace winding iron core, coil and iron core
Spacer, cost is relatively low, and by the mode on coil winding to coil brace, without the press-in of coil finished product is disposably positioned
Piece, the probability reduction of damage coil surface, hidden danger of quality caused by lesion wire circle surface is not easily caused；Without using disposable fixed
Bit slice, simplifies assembling processing procedure, improves production efficiency.
Embodiment 3
The utility model embodiment also provides a kind of moving-iron type receiver 200, as shown in figure 5, moving-iron type receiver 200 is wrapped
Above-mentioned magnet assemblies 210, in addition to housing 220 are included, the magnet assemblies 210 are fixed in the housing 220.
The beneficial effect of the utility model embodiment is：It is different from the situation of prior art, the utility model embodiment party
The moving-iron type receiver 200 of formula include magnet assemblies 210, magnet assemblies 210 include sub-assembly, coil brace, positioning fixture and
Coil.Sub-assembly includes housing, magnetic patch and iron core, and iron core side is stretched out housing and wrapped up by coil brace, and coil brace is remote
Side from housing is fixed with positioning fixture, and coil winding is on coil brace, the magnet assemblies 210 of the utility model embodiment
Coil wound around coil support, coil brace winding iron core, preferably, axiality fraction defective is relatively low for the axiality of coil and iron core,
Without using disposable spacer, cost is relatively low, and by the mode on coil winding to coil brace, without by coil finished product
Disposable spacer is pressed into, the probability reduction of damage coil surface does not easily cause hidden danger of quality caused by lesion wire circle surface；Nothing
Disposable spacer need to be used, assembling processing procedure is simplified, improves production efficiency.
Further, as shown in fig. 7, vibrating diaphragm includes stand frame 109 and film 105, stand frame 109 is provided with first and opened
Mouthful, film 105 is fixed on stand frame 109, and covers the first opening.
Further, housing also includes the first fixation ball 81, the first elastic deformation part 82, second fixation bullet of ball 83 and second
Property deformation part 84, lower casing 120 includes the lower wall that bottom plate and the edge from bottom plate are upwardly extended, upper casing 110 include top plate and from
The upper side wall that the edge of top plate is extended downwardly.
The first fixing groove 87 and the second fixing groove 89 are provided with the top of lower wall, the side wall of the first fixing groove 87 is provided with
First buckling groove 86, the first buckling groove 86 is connected with the first fixing groove 87, and one end of the first elastic deformation part 82 is fixed on first
The bottom of buckling groove 86, and the other end with first fixation ball 81 fix, when the first elastic deformation part 82 be in nature scale shape
During state, the first fixation ball 81 at least partly protrudes from the first buckling groove 86 and embedded first fixing groove 87.Second fixing groove 89
Side wall be provided with the second buckling groove 88, the second buckling groove 88 is connected with the second fixing groove 89, the one of the second elastic deformation part 84
The bottom of the second buckling groove 88 is fixed at end, and the other end is fixed with the second fixation ball 83, at the second elastic deformation part 84
When natural retracted position, the second fixation ball 83 at least partly protrudes from the second buckling groove 88 and embedded second fixing groove 89.
The outer wall of stand frame 109 is extended with the first extension 97 and the second extension 99, and the first extension 97 is set
There is the first fixed swage 91, when the first extension 97 is contained in the first fixing groove 87, the first fixation ball 81 is at least partially embedded
In first fixed swage 91, the second extension 99 is provided with the second fixed swage 93, and being contained in second in the second extension 99 consolidates
When determining groove 89, second fixes at least partially embedded second fixed swage 93 of ball 83, so that making vibrating diaphragm mutually solid with lower casing 120
It is fixed.In the present embodiment, the first elastic deformation part 82 and the second elastic deformation part 84 are spring.Utilize elastic deformation part
Can elastic shape performance, insert the first fixing groove 87 in the first extension 97, when the second extension 99 inserts the second fixing groove 89, the
One extension 97 promotes first to fix ball 81 and retracted in the first buckling groove 86, and the second extension 99 promotes second to fix ball 83 and retracted
In second buckling groove 88, until when the first fixed swage 91 slides into the position corresponding with the first fixation ball 81, and second
When fixed swage 93 slides into the position corresponding with the second fixation ball 83, the first fixation ball 81 is pushed away by the first elastic deformation part 82
Move to being partially submerged into the first fixed swage 91, the second fixation ball 83 is pushed to by the second elastic deformation part 84 is partially submerged into second
In fixed swage 93, so that vibrating diaphragm mutually be fixed with lower casing 120.In addition, using elastic deformation part can elastic shape performance, dismounting
Vibrating diaphragm and upper casing 110 are also more convenient.
Further, the outer wall of stand frame 109 also sets up the first elastic deformation boss 103 and the second elastic deformation boss
101, upper side wall is additionally provided with the 3rd fixed swage 113 and the 4th fixed swage 111, the first elastic deformation boss 103 and the 3rd
The male-female engagement of fixed swage 113 is fixed, and the second elastic deformation boss 101 is fixed with the male-female engagement of the 4th fixed swage 111 so that
Stand frame 109 is fixed with upper casing 110, so that upper casing 110, lower casing 120 are mutually fixed with the three of stand frame 109, and upper casing
110th, it is to be detachably fixed between lower casing 120 and the three of stand frame 109, facilitates between upper casing 110, lower casing 120 and stand frame 109
Dismounting and installation.
It should be noted that：For more preferable ground fixed support frame 109 and lower casing 120, the first fixing groove 87 and second is solid
Determining groove 89 can be oppositely arranged, for example：When lower casing 120 is square, the first fixing groove 87 and the second fixing groove 89 are located at two-phase respectively
To lower wall top.
Certainly, the first extension 97 and the second extension 99 can also be oppositely arranged, for example：When stand frame 109 is square,
First extension 97 and the second extension 99 are respectively arranged at the relative side wall of 109 liang of stand frame.
Further, it is additionally provided between lower casing 120 and stand frame 109, and between upper casing 110 and stand frame 109 close
Packing, it is to avoid moving-iron receiver is in sounding, and air-flow is between lower casing 120 and stand frame 109, and/or upper casing 110 and stand frame
Gap outflow between 109, influences the performance of moving-iron receiver.
Embodiment 4
The utility model embodiment also provides a kind of loudspeaker 300, as shown in fig. 6, loudspeaker 300 includes above-mentioned magnet
Component 310, in addition to frame 320, the magnet assemblies 310 are fixed in the frame 320.
The beneficial effect of the utility model embodiment is：It is different from the situation of prior art, the utility model embodiment party
The loudspeaker 300 of formula includes magnet assemblies 210, and magnet assemblies 210 include sub-assembly, coil brace, positioning fixture and coil.Group
Component includes housing, magnetic patch and iron core, and iron core side is stretched out housing and wrapped up by coil brace, by coil brace away from housing
Side is fixed with positioning fixture, and coil winding is on coil brace, and the coil of the magnet assemblies 310 of the utility model embodiment is twined
Preferably, axiality fraction defective is relatively low for the axiality of coiling coil support, coil brace winding iron core, coil and iron core, without using
Disposable spacer, cost is relatively low, and by the mode on coil winding to coil brace, without coil finished product is pressed into once
Property spacer, damage coil surface probability reduction, hidden danger of quality caused by lesion wire circle surface is not easily caused；Without using one
Secondary property spacer, simplifies assembling processing procedure, improves production efficiency.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. magnet assemblies, it is characterised in that including：
Sub-assembly, the sub-assembly includes housing, magnetic patch and iron core, and the housing is hollow shape, and the magnetic patch is located at described
Outer inframe is simultaneously fixed with housing, and the iron core is fixed on the outer inframe and stretches out the side of housing；
Coil brace, the coil brace parcel stretches out the iron core of housing and fixed respectively with the iron core and housing；
Fixture is positioned, the positioning fixture is located at side of the coil brace away from housing and fixed with coil brace；
Coil, the coil winding is on coil brace.
2. magnet assemblies according to claim 1, it is characterised in that the positioning fixture is provided with least two terminals,
The coil includes initiating terminal and terminates end, and the initiating terminal and end end are separately fixed on two terminals.
3. magnet assemblies according to claim 1, it is characterised in that the side wall of the positioning fixture is provided with spacing recessed
The limited impression is inserted in groove, the side of the coil brace.
4. magnet assemblies according to claim 3, it is characterised in that the side wall of the coil brace and the limited impression
Interference contact.
5. magnet assemblies according to claim 3, it is characterised in that wedge key, the coil are provided with the limited impression
Support is fixed with limited impression by the tightness clamping of wedge key.
6. magnet assemblies according to claim 1, it is characterised in that the quantity of the magnetic patch is at least two, two institutes
Upper inwall and lower inwall of the magnetic patch respectively with the housing is stated to fix.
7. magnet assemblies according to claim 1, it is characterised in that the coil brace is shaped as arc-shaped transition corner
Column.
8. magnet assemblies according to claim 1, it is characterised in that the periphery parcel insulating barrier of the coil.
9. moving-iron type receiver, it is characterised in that including the magnet assemblies as described in any one of claim 1 to 6, in addition to shell
Body, the assembling magnet assemblies of the magnetic patch, iron core and coil are fixed in the housing.
10. loudspeaker, it is characterised in that including the magnet assemblies as described in any one of claim 1 to 6, in addition to frame, institute
Magnet assemblies are stated to be fixed in the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621294948.3U CN206402434U (en) | 2016-11-29 | 2016-11-29 | Magnet assemblies and moving-iron type receiver, loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621294948.3U CN206402434U (en) | 2016-11-29 | 2016-11-29 | Magnet assemblies and moving-iron type receiver, loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206402434U true CN206402434U (en) | 2017-08-11 |
Family
ID=59509179
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621294948.3U Active CN206402434U (en) | 2016-11-29 | 2016-11-29 | Magnet assemblies and moving-iron type receiver, loudspeaker |
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| Country | Link |
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| CN (1) | CN206402434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454664A (en) * | 2016-11-29 | 2017-02-22 | 深圳倍声声学技术有限公司 | Magnet component and assembly method thereof, moving-iron telephone receiver and loudspeaker |
| CN107889039A (en) * | 2017-12-25 | 2018-04-06 | 苏州明氏自动化技术有限公司 | Moving-iron receiver |
-
2016
- 2016-11-29 CN CN201621294948.3U patent/CN206402434U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454664A (en) * | 2016-11-29 | 2017-02-22 | 深圳倍声声学技术有限公司 | Magnet component and assembly method thereof, moving-iron telephone receiver and loudspeaker |
| CN106454664B (en) * | 2016-11-29 | 2020-11-06 | 深圳倍声声学技术有限公司 | Magnet assembly and assembling method thereof, moving-iron receiver and loudspeaker |
| CN107889039A (en) * | 2017-12-25 | 2018-04-06 | 苏州明氏自动化技术有限公司 | Moving-iron receiver |
| CN107889039B (en) * | 2017-12-25 | 2024-05-14 | 苏州格洛佛精密科技有限公司 | Moving iron telephone receiver |
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Effective date of registration: 20210813 Address after: 518000 No.3 Factory, Qiaotou Fuqiao Industrial Zone, Fuyong Town, Bao'an District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN EVERWIN PRECISION TECHNOLOGY Co.,Ltd. Address before: 518000 2nd floor, building 25, Zhiheng Industrial Park, nantouguankou 2nd Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BELLSING ACOUSTIC TECHNOLOGY Co.,Ltd. |