CN207854168U - Moving-iron receiver - Google Patents
Moving-iron receiver Download PDFInfo
- Publication number
- CN207854168U CN207854168U CN201721835638.2U CN201721835638U CN207854168U CN 207854168 U CN207854168 U CN 207854168U CN 201721835638 U CN201721835638 U CN 201721835638U CN 207854168 U CN207854168 U CN 207854168U
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- Prior art keywords
- shell
- voice coil
- moulding
- moving
- side wall
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Abstract
The utility model is related to a kind of moving-iron receivers, including：Shell；Voice coil is arranged in the shell, to generate magnetic field after being powered；Voice coil lead-out wire is drawn in the voice coil, to be electrically connected with outside realization；Moulding, assembly on the housing, are embedded with conduct piece in the moulding, the conduct piece is connected in the enclosure with the voice coil lead-out wire, and the conduct piece has the contact site for extending to the shell exterior.Above-mentioned moving-iron receiver uses the moulding embedded with conduct piece to replace traditional circuit board, it no longer needs to be pasted circuit board on shell with epoxy glue, directly moulding is assembled on shell, it avoids using circuit board position inaccurate problem caused by epoxy glue, it is more accurate using the moulding positioning that can be directly assembled on shell.
Description
Technical field
The utility model is related to receiver technical fields, more particularly to a kind of moving-iron receiver.
Background technology
Moving-iron receiver exports original paper primarily as the sound of the equipment such as hearing aid and earphone, and operation principle is in sound
Under the action of frequency electric current, the armature in magnetic field can move up and down, and be made a sound to drive vibrating diaphragm up-down vibration.
Traditional moving-iron receiver is attached at by epoxy glue on shell after shell is completed, by circuit board, due to
Epoxy glue needs hot setting, needs moving-iron receiver being positioned over a period of time in oven, after epoxy adhesive curing, manually will
Voice coil lead-out wire bends and tentatively fixes on circuit boards, cuts off extra voice coil lead-out wire, while scraping off a part of enamelled coating, most
Voice coil lead-out wire is welded on circuit boards by soldering afterwards.
During realizing traditional technology, it is found by the applicant that：
In epoxy glue solidification process, the movement of position may occur with the variation of epoxy glue viscosity for circuit board,
Artificial secondary-confirmation position is needed, thereby resulting in circuit board cannot be accurately positioned.
Utility model content
Based on this, it is necessary to the problem of cannot being accurately positioned for circuit board, provide a kind of moving-iron receiver.
A kind of moving-iron receiver, including：
Shell；
Voice coil is arranged in the shell, to generate magnetic field after being powered；
Voice coil lead-out wire is drawn in the voice coil, to be electrically connected with outside realization；
Moulding, assembly on the housing, are embedded with conduct piece, the conduct piece is in the shell in the moulding
Portion is connected with the voice coil lead-out wire, and the conduct piece has the contact site for extending to the shell exterior.
Above-mentioned moving-iron receiver uses the moulding embedded with conduct piece to replace traditional circuit board, it is no longer necessary to use epoxy glue
Circuit board is pasted on shell, directly moulding is assembled on shell, avoids positioning using circuit board caused by epoxy glue
Inaccurate problem, it is more accurate using the moulding positioning that can be directly assembled on shell.
The conduct piece is equipped with interconnecting piece in the enclosure in one of the embodiments, and the interconnecting piece is set as
At two, the voice coil lead-out wire is two, and the interconnecting piece is connected with two voice coil lead-out wires respectively at two.
The interconnecting piece is equipped with bending part in one of the embodiments, and the voice coil lead-out wire is wrapped in the bending
In portion.
In one of the embodiments, the interconnecting piece and the voice coil lead-out wire by argon arc welding welding together with.
Above-mentioned interconnecting piece is welded together with voice coil lead-out wire by argon arc welding machine, need not scrape off voice coil lead-out wire by hand
Part enamelled coating carry out soldering, simplify technique, it is more secured using argon arc welding.
The shell has the first side wall in one of the embodiments, and the both sides of the moulding, which are equipped with, symmetrically determines
Position slot, the locating slot are caught in the first side wall of the shell.
The first side wall of the shell is equipped with groove in one of the embodiments, so that the moulding be caught in it is described
The first side wall of shell.
The first side wall of the shell is additionally provided with clamping portion in one of the embodiments, so that the locating slot and institute
State the first side wall clamping of shell.
Above-mentioned moulding is equipped with locating slot, and the first side wall of shell is equipped with groove and clamping portion so that moulding is accurately
It is caught in the first side wall of shell, the fixed mode of epoxy glue is used instead of traditional circuit board.
Reinforcing is sealed by glue between the shell and the moulding in one of the embodiments,.
The shell includes upper casing and lower casing in one of the embodiments, and the upper casing surrounds cavity jointly with lower casing,
And an entirety is combined by laser welding, resistance welding or riveting, the moulding is assemblied in the side wall of the lower casing
On.
The shell includes upper casing, middle shell and lower casing in one of the embodiments, and the upper casing, middle shell and lower casing are total
It is same to surround cavity, and an entirety is combined by laser welding, resistance welding or riveting, the moulding is assemblied in described
On the side wall of middle shell.
Description of the drawings
Fig. 1 is the structural schematic diagram of moving-iron receiver in the embodiment of the present application；
Fig. 2 is the structural schematic diagram of the moulding of moving-iron receiver in the embodiment of the present application；
Fig. 3 is the structural schematic diagram of the first side wall of the shell of moving-iron receiver in the embodiment of the present application.
Wherein：100 shell 110 of moving-iron receiver
120 voice coil lead-out wire 130 of voice coil
140 conduct piece 1401 of moulding
1402 contact site 1403 of interconnecting piece
1404 groove 151 of locating slot
152 pad 160 of clamping portion
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more relevant Listed Items.
Referring to FIG. 1, a kind of moving-iron receiver 100, including：Shell 110；Voice coil 120 is arranged in shell 110, to
Magnetic field is generated after energization；Voice coil lead-out wire 130 is drawn in voice coil 120, to be electrically connected with outside realization；Moulding 140, dress
It fits on shell 110, conduct piece 1401 is embedded in moulding 140, conduct piece 1401 is in 110 inside of shell and voice coil lead-out wire
130 are connected, and conduct piece 1401 has the contact site 1403 extended to outside shell 110.
Above-mentioned moving-iron receiver 100 further includes diaphragm vibration plate, diaphragm and membrane support frame.Specifically, membrane support frame
It is fixed on inside shell 110, there is hollow space；One end of diaphragm vibration plate is fixed on the surface on membrane support frame, separately
One end is vacantly in the top of membrane support frame.Diaphragm is fixed in the hollow space of membrane support frame and is full of entire space.
There is vibration gap between the length direction of membrane support frame, diaphragm vibration plate and the inner wall of membrane support frame, to drive sky
Gas vibration sounding.
Above-mentioned moving-iron receiver 100 further includes armature and iron core.Specifically, armature, iron core and voice coil 120 are combined into horse
Up to component, armature is connected with voice coil, and voice coil 120 and iron core are arranged concentrically, and voice coil 120 will produce changing magnetic field after being powered,
Iron core is used for reinforcing the intensity in magnetic field, and armature moves reciprocatingly under changing magnetic field effect, and the generation of diaphragm vibration plate is driven to shake
It is dynamic, to drive air sounding, complete the transfer process of electroacoustic.
Above-mentioned moving-iron receiver 100 replaces traditional circuit board using the moulding 140 embedded with conduct piece 1401, no longer needs
Circuit board is pasted on shell 110 with epoxy glue, directly moulding 140 is assembled on shell 110, avoids using epoxy
Circuit board position inaccurate problem caused by glue, it is more accurate using the positioning of moulding 140 that can be directly assembled on shell 110
Really.
Referring to FIG. 2, in one embodiment, conduct piece 1401 is internally provided with interconnecting piece 1402, interconnecting piece in shell 110
1402 are set as at two, and voice coil lead-out wire 130 is two, and interconnecting piece 1402 is connected with two voice coil lead-out wires 130 respectively at two,
For realizing the access of circuit.Under this mode, voice coil lead-out wire 130 no longer needs to be pierced by inside shell 110.
Optionally, as long as above-mentioned conduct piece 1401 can realize conducting function, it can be metallic element, alloy, answer
Alloy category or other conductive materials.
Further, interconnecting piece 1402 is equipped with bending part, and voice coil lead-out wire 130 is wrapped on bending part.
Further, interconnecting piece 1402 and voice coil lead-out wire 130 by argon arc welding welding together with.
In a specific embodiment, conduct piece 1401 is set as phosphor-copper metalwork, which is equipped with bending part,
Voice coil lead-out wire 130 is wrapped on bending part, pad 160 is formed, is welded by argon arc welding machine, this mode is
Realize a kind of mode that is connect with voice coil lead-out wire 130 of conduct piece 1401, can also be using other modes, conduct piece 1401 can be with
It is not provided with bending part, as long as voice coil lead-out wire 130 is connectable on conduct piece 1401.
Above-mentioned interconnecting piece 1402 is welded together with voice coil lead-out wire 130 by argon arc welding machine, need not scrape off sound by hand
The part enamelled coating for enclosing lead-out wire 130 carries out soldering, simplifies technique, more secured using argon arc welding.
In one embodiment, contact site 1403 is used for being connected with external power supply part, as the carrier for providing power supply.
Referring to FIG. 3, in one embodiment, there is shell 110 the first side wall, the both sides of moulding 140 to be equipped with symmetrically
Locating slot 1404, which is caught in the first side wall of shell 110.
Further, the first side wall of shell 110 is equipped with groove 151, so that moulding 140 is caught in the first of shell 110
Side wall.
Further, the first side wall of shell 110 is additionally provided with clamping portion 152, so that the of locating slot 1404 and shell 110
One side wall is clamped.
Above-mentioned snap fit is convenient for assembly, for example, pen can fix pen cap with annular clamping structure, bottle cap can also use
Annular clamping structure and cantilever clamping etc..
Above-mentioned moulding 140 is equipped with locating slot 1404, and the first side wall of shell 110 is equipped with groove 151 and clamping portion 152,
So that moulding 140 is accurately caught in the first side wall of shell 110, it is fixed using epoxy glue instead of traditional circuit board
Mode.
Further, reinforcing is sealed by glue between shell 110 and moulding 140.
In a specific embodiment, shell 110 is set as cuboid, and groove is equipped at the first side wall of shell 110
Moulding 140 is caught in shell 110 by 151 with clamping portion 152 in the both sides of moulding 140 equipped with symmetrical locating slot 1404
The first side wall, locating slot 1404 is combined with clamping portion 152, not easily to fall off, accurate positioning.
Optionally, the structure type of shell 110 is unlimited, according to actual processing request, determines that shell 110 includes several portions
Divide and shape is cuboid, square or other shapes.Two specific embodiments are given below, are not to limit this Shen certainly
The embodiment of embodiment please, other deformations also belongs to the protection domain of the application.
In a specific embodiment, shell 110 includes upper casing and lower casing, and upper casing surrounds cavity jointly with lower casing, and
It is combined into an entirety by laser welding, resistance welding or riveting, moulding is assemblied on the side wall of lower casing.Wherein, on
Shell can be sheet, and lower casing is the integral piece with bottom plate, and inside is hollow cavity；Upper casing and lower casing can also be phase similar shape
The rectangular cavity of the hollow one side opening of shape or other can be combined into the structure type of complete enclosure 110.Separately
Outside, welding manner is not limited, and is determined according to actual production demand.
In a specific embodiment, shell 110 includes upper casing, middle shell and lower casing, and upper casing, middle shell and lower casing enclose jointly
It is combined into an entirety at cavity, and by laser welding, resistance welding or riveting, moulding is assemblied in the side wall of middle shell
On.Wherein, upper casing and lower casing can be sheet, and middle shell can be annular slab；Upper casing can also be that the one side with side wall is open
Hollow cavity, middle shell can be annular slab, and lower casing is sheet；Or other can be combined into the structure type of complete enclosure 110
.In addition, welding manner is not limited, determined according to actual production demand.
A specific embodiment is provided below, with reference to figure 1, moving-iron receiver 100 includes upper casing, lower casing, and upper casing is under
Shell surrounds cuboid cavity jointly, and voice coil 120 is mounted on lower casing, and one of short side side wall of lower casing is equipped with groove 151 and clamping portion
152, moulding 140 is equipped with locating slot 1404, is caught in the side wall.Phosphor-copper metalwork is embedded in moulding 140, phosphor-copper metalwork exists
Lower casing is internally provided with bending part, and voice coil lead-out wire 130 is wrapped on bending part from the extraction of voice coil 120, forms pad 160, make
Voice coil lead-out wire 130 is welded on bending part with argon arc welding machine.It after the completion of assembly, is powered to voice coil 120, voice coil 120 is powered
After will produce changing magnetic field, iron core is used for reinforcing the intensity in magnetic field, and armature moves reciprocatingly under changing magnetic field effect, band
Dynamic diaphragm oscillating plate generates vibration, to drive air sounding, completes the transfer process of electroacoustic.
Moving-iron receiver 100 disclosed in the present application replaces traditional circuit using the moulding 140 embedded with conduct piece 1401
Plate, it is no longer necessary to circuit board be pasted on shell 110 with epoxy glue, directly moulding 140 is assembled on shell 110, is kept away
Exempt to use circuit board position inaccurate problem caused by epoxy glue.In addition, moulding 140 is equipped with locating slot 1404, when assembly
Positioning is more accurate, not easily to fall off, also, voice coil lead-out wire 130 no longer needs to be pierced by shell 110, is directly connected to embedded note
Conduct piece 1401 in plastic 140.Furthermore it is possible to be welded using argon arc welding machine, manual soldering is not used, is reduced pair
The health hazard of operator, meanwhile, entire assembly time is shortened, technological process is simplified.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of moving-iron receiver, which is characterized in that including：
Shell；
Voice coil is arranged in the shell, to generate magnetic field after being powered；
Voice coil lead-out wire is drawn in the voice coil, to be electrically connected with outside realization；
Moulding, assembly on the housing, in the moulding be embedded with conduct piece, the conduct piece the enclosure with
The voice coil lead-out wire is connected, and the conduct piece has the contact site for extending to the shell exterior.
2. moving-iron receiver according to claim 1, which is characterized in that the conduct piece is equipped in the enclosure to be connected
Socket part, the interconnecting piece are set as at two, the voice coil lead-out wire be two, at two the interconnecting piece respectively with two voice coils
Lead-out wire is connected.
3. moving-iron receiver according to claim 2, which is characterized in that the interconnecting piece is equipped with bending part, the voice coil
Lead-out wire is wrapped on the bending part.
4. moving-iron receiver according to claim 3, which is characterized in that the interconnecting piece passes through with the voice coil lead-out wire
Argon arc welding welding is together.
5. moving-iron receiver according to claim 1, which is characterized in that the shell has the first side wall, the injection molding
The both sides of part are equipped with symmetrical locating slot, which is caught in the first side wall of the shell.
6. moving-iron receiver according to claim 5, which is characterized in that the first side wall of the shell is equipped with groove, with
The moulding is set to be caught in the first side wall of the shell.
7. moving-iron receiver according to claim 6, which is characterized in that the first side wall of the shell is additionally provided with clamping
Portion, so that the first side wall of the locating slot and the shell is clamped.
8. moving-iron receiver according to claim 7, which is characterized in that pass through glue between the shell and the moulding
Water is sealed reinforcing.
9. moving-iron receiver according to claim 1, which is characterized in that the shell includes upper casing and lower casing, it is described on
Shell surrounds cavity jointly with lower casing, and is combined into an entirety, the moulding by laser welding, resistance welding or riveting
It is assemblied on the side wall of the lower casing.
10. moving-iron receiver according to claim 1, which is characterized in that the shell includes upper casing, middle shell and lower casing,
The upper casing, middle shell and lower casing surround cavity jointly, and by laser welding, resistance welding or riveting be combined into one it is whole
Body, the moulding are assemblied on the side wall of the middle shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721835638.2U CN207854168U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721835638.2U CN207854168U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207854168U true CN207854168U (en) | 2018-09-11 |
Family
ID=63418544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721835638.2U Active CN207854168U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207854168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093354A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver |
| CN111447533A (en) * | 2019-01-16 | 2020-07-24 | 昆山康龙电子科技有限公司 | Internal module formed by metal material belt |
-
2017
- 2017-12-25 CN CN201721835638.2U patent/CN207854168U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093354A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver |
| CN111447533A (en) * | 2019-01-16 | 2020-07-24 | 昆山康龙电子科技有限公司 | Internal module formed by metal material belt |
| CN111447533B (en) * | 2019-01-16 | 2021-05-18 | 昆山康龙电子科技有限公司 | Internal module formed by metal material belt |
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