CN207783136U - Moving-iron receiver - Google Patents
Moving-iron receiver Download PDFInfo
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- CN207783136U CN207783136U CN201721836796.XU CN201721836796U CN207783136U CN 207783136 U CN207783136 U CN 207783136U CN 201721836796 U CN201721836796 U CN 201721836796U CN 207783136 U CN207783136 U CN 207783136U
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Abstract
The utility model discloses a kind of moving-iron receivers to include：First shell, is provided with inner cavity, and first shell has and inner cavity is connected to first connect opening；Vibrating diaphragm component and the sub-assembly of second shell include：Second shell connect with first shell and connects closure of openings by first, and second shell is flat part；Vibrating diaphragm component is fixed on the second housing, is located in inner cavity, to generate vibratory drive air sounding；Motor sub-assembly is arranged in first shell, to provide the magnetic field for making vibrating diaphragm component generate vibration.Second shell is set as flat part and is directly fixed as a sub-assembly with vibrating diaphragm component by the application, simplifies assembly technology, while also improving the positioning accuracy in assembling process.
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.
In traditional moving-iron receiver, vibrating diaphragm component is one of its core component, is that air is pushed to generate sound
Component.In traditional vibrating diaphragm component and housing equipment and technique, need vibrating diaphragm component being deep into shell
Inside is simultaneously positioned by the boss on housing interior side-wall, and since the tolerance fit of two workpiece is tighter, so in assembling process
It needs to operate under the microscope, to ensure that vibrating diaphragm component is properly positioned, in connecing for vibrating diaphragm component and housing interior side-wall
Before coating epoxy glue at seam, two-point locating first is carried out with Instant cement, the last gluing that carries out by hand completes assembly.
During realizing traditional technology, it is found by the applicant that：
Vibrating diaphragm component needs to be placed in housing interior side-wall in assembling process, and needs that epoxy glue is coated to seam by hand
Place, the rigging position for be easy to causeing vibrating diaphragm component are inaccurate.
Utility model content
Based on this, it is necessary to for the problem of the rigging position inaccuracy of vibrating diaphragm component, it is called to provide a kind of dynamic iron
Device.
A kind of moving-iron receiver, which is characterized in that including：
First shell, is provided with inner cavity, and the first shell has the first connection opening in communication with the inner cavity；
The sub-assembly of vibrating diaphragm component and second shell, including：
Second shell connect with the first shell and connects closure of openings by described first, and the second shell is flat
Plate；
Vibrating diaphragm component is fixed in the second shell, is located in the inner cavity, to generate vibratory drive air
Sounding；
Motor sub-assembly is arranged in the first shell, to provide the magnetic for making the vibrating diaphragm component generate vibration
.
Second shell is arranged to flat part in above-mentioned moving-iron receiver, is fixed together with vibrating diaphragm component, is formed
One sub-assembly so that the assembly method of vibrating diaphragm component and second shell is simpler, can be accurately positioned, need not picture
Vibrating diaphragm component is deep into case inside wall by traditional assembly method, using the boss being arranged on case inside wall into
Row positioning.
The vibrating diaphragm component includes membrane support frame, diaphragm and diaphragm vibration plate, institute in one of the embodiments,
It states diaphragm and diaphragm vibration plate is fixed on the membrane support frame.
The membrane support frame is adhesively fixed in the second shell in one of the embodiments,.
There is the membrane support frame hollow space, the diaphragm to be fixed on the diaphragm in one of the embodiments,
In the hollow space of supporting rack, and it is full of entire hollow space.
Membrane support frame one side is adhesively fixed with the second shell in one of the embodiments, another side with
The diaphragm vibration plate is adhesively fixed, and the membrane support frame is provided with connecting hole.
The motor sub-assembly includes conducting piece in one of the embodiments, and one end of the conducting piece is placed in the company
It connects in hole.
The second shell is provided with out acoustic aperture in one of the embodiments, it is described go out acoustic aperture and connecting hole position pair
It answers.
It is above-mentioned go out acoustic aperture setting on the second housing, when can make assembly, observe whether conducting piece is inserted into connecting hole
In, play the role of detection to the accurate positionin of assembly.
The first shell is fixed together with second shell by welding or riveting in one of the embodiments,.
The assembly method of moving-iron receiver, includes the following steps in the application：
The vibrating diaphragm component is fixed on the second shell and forms sub-assembly；
The motor sub-assembly is mounted in the first shell；
The second shell in the sub-assembly is fixed together with the first shell by welding or riveting.
The assembly method of above-mentioned receiver directly bonds together vibrating diaphragm component and flat second shell,
It is positioned using boss without going deep into case inside wall again, rigging position is more accurate.
The vibrating diaphragm component includes membrane support frame, diaphragm and diaphragm vibration plate in one of the embodiments, is incited somebody to action
The vibrating diaphragm component is fixed on the step of second shell forms sub-assembly and includes：
The membrane support frame double-face spray painting hot melt adhesive is made into the membrane support frame one side and institute by temperature-pressure
It states second shell to be adhesively fixed, another side is adhesively fixed with the diaphragm vibration plate.
In above-mentioned assembly method, using machine spraying hot-melt adhesive technique, manual application epoxy glue is not used, work is improved
Make efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment sub-assembly；
Fig. 2 is the structural schematic diagram of another angle of the utility model embodiment sub-assembly；
Fig. 3 is the utility model embodiment sub-assembly and the structural schematic diagram before first shell assembly；
Fig. 4 is the utility model embodiment sub-assembly and the structural schematic diagram after first shell assembly；
Fig. 5 is the structural schematic diagram of the utility model embodiment second shell；
Wherein：100 first shell 110 of moving-iron receiver
120 membrane support frame 130 of second shell
140 sub-assembly 150 of diaphragm vibration plate
Connecting hole 160 goes out acoustic aperture 170
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.
It please refers to Fig.1, Fig. 2 and Fig. 3, this application discloses a kind of moving-iron receivers 100, including：First shell 110, if
It is equipped with inner cavity, first shell 110 has and inner cavity is connected to first connect opening；The combination of vibrating diaphragm component and second shell
Part 150, including：Second shell 120 connect with first shell 110 and connects closure of openings by first, and second shell 120 is flat
Plate；Vibrating diaphragm component is fixed in second shell 120, is located in inner cavity, to generate vibratory drive air sounding；Horse
Up to component, it is arranged in first shell 110, to provide the magnetic field for making vibrating diaphragm component generate vibration.
In the application, second shell 120 is arranged to flat part, has confirmed vibrating diaphragm component and second shell 120
It after installation site, is fixed together, forms a sub-assembly 150, then fix with the first shell 110 for completing motor sub-assembly assembly
Together.
Second shell 120 is arranged to flat part in above-mentioned moving-iron receiver 100, one is fixed on vibrating diaphragm component
It rises so that vibrating diaphragm component and the assembly method of second shell 120 are simpler, can be accurately positioned, need not be as tradition
Assembly method, vibrating diaphragm component is deep into case inside wall, is determined using the boss being arranged on case inside wall
Position.
In one embodiment, vibrating diaphragm component includes membrane support frame 130, diaphragm and diaphragm vibration plate 140, diaphragm
It is fixed on membrane support frame 130 with diaphragm vibration plate 140.
Further, membrane support frame 130 is adhesively fixed in second shell 120.
Further, there is membrane support frame 130 hollow space, diaphragm to be fixed on the hollow space of membrane support frame 130
It is interior, and it is full of entire hollow space.
Further, 130 one side of membrane support frame is adhesively fixed with second shell 120, another side and diaphragm vibration plate 140
It is adhesively fixed, and membrane support frame 130 is provided with connecting hole 160.Wherein, one end of diaphragm vibration plate 140 is adhesively fixed on diaphragm
On supporting rack 130, the other end is vacantly in the top of membrane support frame 130.
Above-mentioned membrane support frame 130 carries out double-face spray painting glue, Nian Jie with second shell 120 on one side, another side and diaphragm
Oscillating plate 140 is bonded, and glue preferentially uses hot melt adhesive, does not use epoxy glue, saves the time of assembly.
In one embodiment, motor sub-assembly includes conducting piece, and one end of conducting piece is placed in connecting hole 160.As excellent
Embodiment, conducting piece is selected to be typically chosen elongated conductive bar.Wherein, conducting piece is inserted into connecting hole 160, could drive vibration
The vibration of diaphragm unit, to realize normal sounding.
With reference to figure 5, further, second shell 120 is provided with out acoustic aperture 170, goes out the position of acoustic aperture 170 and connecting hole 160
It is corresponding, i.e., by going out acoustic aperture 170 it is observed that connecting hole 160.
It is above-mentioned go out acoustic aperture 170 be arranged in second shell 120, when can make assembly, observe whether conducting piece is inserted into
In connecting hole 160, play the role of detection to the accurate positionin of assembly.
In a specific embodiment, 140 one end of diaphragm vibration plate is fixed on membrane support frame 130, and the other end is outstanding
Sky is in the top of membrane support frame 130, and its length is less than the length of hollow space, and diaphragm is located under diaphragm vibration plate 140
There is vibration gap between the length direction of membrane support frame 130, diaphragm vibration plate 140 and membrane support frame 130 in side.When
When motor sub-assembly generates the electromagnetic force for driving conducting piece vibration, conducting piece drives the other end of diaphragm vibration plate 140 to vibrate its week
The air enclosed, diaphragm then agitates the air around diaphragm vibration plate 140, and then realizes the process of sounding.
In one embodiment, first shell is fixed together with second shell by welding or riveting.
In a specific embodiment, first shell 110 includes middle shell and bottom case, and middle shell is to splice by bending head and the tail
Made of flat part, bottom case is flat part, and middle shell and bottom case surround first shell 110 jointly.Motor sub-assembly is mounted on first
It in shell 110, is fixed together with vibrating diaphragm component and the sub-assembly of second shell 150, fixed form can be Laser Welding
It connects, resistance welding or riveting etc..
In a specific embodiment, first shell 110 is the integral piece with the first connection opening.By motor sub-assembly
In first shell 110, it is fixed together with vibrating diaphragm component and the sub-assembly of second shell 150, fixed form can
Think laser welding, resistance welding or riveting etc..
It please refers to Fig.3, Fig. 4, wherein Fig. 3 is the structural schematic diagram before moving-iron receiver assembly, and Fig. 4 fills for moving-iron receiver
Schematic diagram after matching.The assembly method of moving-iron receiver 100, includes the following steps in the application：Vibrating diaphragm component is fixed
Sub-assembly 150 is formed in second shell 120；Motor sub-assembly is mounted in first shell 110；It will be combined by welding or riveting
Second shell 120 in part 150 is fixed together with first shell 110.
The assembly method of above-mentioned moving-iron receiver directly bonds together vibrating diaphragm component and second shell 120, no
It is positioned using boss with case inside wall is goed deep into again, rigging position is more accurate.
In one embodiment, vibrating diaphragm component includes membrane support frame 130, diaphragm and diaphragm vibration plate 140, will be shaken
Dynamic diaphragm component be fixed on second shell 120 formed sub-assembly 150 the step of include：By membrane support frame 130 double-face spray painting heat
Melten gel makes 130 one side of membrane support frame be adhesively fixed with second shell 120 by temperature-pressure, another side and diaphragm vibration plate
140 are adhesively fixed.
In above-mentioned steps, using machine spraying hot-melt adhesive technique, manual application epoxy glue is not used, improves work effect
Rate.
A specific application scenarios are provided below, first before assembly, according to actual production demand, determine diaphragm support
The thickness of frame 130, so that it is determined that the space proportion of diaphragm both sides cavity.By adjusting the thickness of membrane support frame 130, film is controlled
Piece oscillating plate 140 arrives the distance of second shell 120, realizes the space proportion of adjustment diaphragm both sides cavity.The step of assembly, has：It will
130 double-face spray painting hot melt adhesive of membrane support frame keeps 130 one side of membrane support frame Nian Jie with second shell 120 by temperature-pressure
Fixed, another side is adhesively fixed with diaphragm vibration plate 140, forms sub-assembly 150；Motor sub-assembly is mounted on first shell 110
It is interior；The second shell 120 in sub-assembly 150 is fixed together with first shell 110 by welding or riveting.With reference to figure 5, dress
With after the completion, observe whether conducting piece is inserted into connecting hole 160 by going out acoustic aperture 170, wherein because motor sub-assembly passes through biography
Vibration is passed to vibrating diaphragm component by guiding element, so being closed by going out acoustic aperture 170 to observe the position of conducting piece and connecting hole 160
System could drive the vibration of vibrating diaphragm component, to realize normal sounding only in conducting piece insertion connecting hole 160.
The mode of traditional adjustment diaphragm both sides cavity space ratio is the depth location according to boss in case inside wall
It is more complicated from the setting technique of boss, positional precision is relatively low come what is adjusted.And by adjusting diaphragm in the application
The thickness of supporting rack 130 come control diaphragm vibration plate 140 arrive second shell 120 distance, so as to adjust diaphragm both sides cavity
Ratio, simpler, positional precision higher.
Second shell 120 is arranged to flat part by moving-iron receiver 100 disclosed in the present application, straight with vibrating diaphragm component
It connects and is fixed together, form sub-assembly 150 so that vibrating diaphragm component and the assembly method of second shell 120 are simpler, energy
It is enough to be accurately positioned, vibrating diaphragm component need not be deep into case inside wall as traditional assembly method, using setting in shell
Boss on internal side wall is positioned.In addition machine spraying hot-melt adhesive technique is used, manual application epoxy glue is not used, carries
High working efficiency, by adjusting the thickness of membrane support frame 130 come control diaphragm vibration plate 140 to second shell 120 away from
From simpler so as to adjust the ratio of diaphragm both sides cavity, positional precision higher.Go out acoustic aperture 170 to be arranged in second shell
On 120, entire connecting hole 160 can be spatially accommodated, when can make assembly, observes whether conducting piece is inserted into connecting hole
In 160, play the role of detection to the accurate positionin of assembly.
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 (8)
1. a kind of moving-iron receiver, which is characterized in that including：
First shell, is provided with inner cavity, and the first shell has the first connection opening in communication with the inner cavity；
The sub-assembly of vibrating diaphragm component and second shell, including：
Second shell connect with the first shell and connects closure of openings by described first, and the second shell is flat part；
Vibrating diaphragm component is fixed in the second shell, is located in the inner cavity, to generate vibratory drive air hair
Sound；
Motor sub-assembly is arranged in the first shell, to provide the magnetic field for making the vibrating diaphragm component generate vibration.
2. moving-iron receiver according to claim 1, which is characterized in that the vibrating diaphragm component includes diaphragm support
Frame, diaphragm and diaphragm vibration plate, the diaphragm and diaphragm vibration plate are fixed on the membrane support frame.
3. moving-iron receiver according to claim 2, which is characterized in that the membrane support frame is adhesively fixed on described
On two shells.
4. moving-iron receiver according to claim 3, which is characterized in that the membrane support frame has hollow space, institute
It states diaphragm to be fixed in the hollow space of the membrane support frame, and is full of entire hollow space.
5. moving-iron receiver according to claim 3, which is characterized in that the membrane support frame one side and the second shell
Body is adhesively fixed, and another side is adhesively fixed with the diaphragm vibration plate, and the membrane support frame is provided with connecting hole.
6. moving-iron receiver according to claim 5, which is characterized in that the motor sub-assembly includes conducting piece, the biography
One end of guiding element is placed in the connecting hole.
7. moving-iron receiver according to claim 6, which is characterized in that the second shell is provided with out acoustic aperture, it is described go out
Acoustic aperture is corresponding with the position of connecting hole.
8. moving-iron receiver according to claim 1, which is characterized in that the first shell passes through welding with second shell
Or riveting is fixed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721836796.XU CN207783136U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721836796.XU CN207783136U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207783136U true CN207783136U (en) | 2018-08-28 |
Family
ID=63224383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721836796.XU Active CN207783136U (en) | 2017-12-25 | 2017-12-25 | Moving-iron receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207783136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093353A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver and its assembly method |
-
2017
- 2017-12-25 CN CN201721836796.XU patent/CN207783136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093353A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver and its assembly method |
| CN108093353B (en) * | 2017-12-25 | 2024-05-31 | 苏州格洛佛精密科技有限公司 | Moving iron receiver and assembly method thereof |
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