CN204993851U - But moving -iron sound generating mechanism of timing and earphone thereof - Google Patents
But moving -iron sound generating mechanism of timing and earphone thereof Download PDFInfo
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- CN204993851U CN204993851U CN201520848264.2U CN201520848264U CN204993851U CN 204993851 U CN204993851 U CN 204993851U CN 201520848264 U CN201520848264 U CN 201520848264U CN 204993851 U CN204993851 U CN 204993851U
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- iron plate
- moving
- adjustment
- hole
- producing device
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Abstract
The utility model provides a but moving -iron sound generating mechanism of timing and earphone thereof, moving -iron sound generating mechanism includes: shell, vibrating diaphragm, conduction silk and magnetic circuit, magnetic circuit is connected with vibrating diaphragm through the conduction silk, vibrating diaphragm, conduction silk and magnetic circuit all set up in the shell, magnetic circuit includes back shape iron sheet component, magnet component, the balanced iron sheet of U -shaped and coil, the magnet component is connected with time shape iron sheet component, the one end of the balanced iron sheet of U -shaped with it is connected to return shape iron sheet component, the other end of the balanced iron sheet of U -shaped is connected with the coil, wherein, the bottom of the balanced iron sheet of U -shaped is provided with the timing hole, the bottom of shell be provided with with corresponding through -hole is put to the timing hole site. The utility model discloses can make moving -iron sound generating mechanism's volume production more smooth, it is bad to reduce production, improves the maintainability of product to the heavy burden and the error of conduction silk can be reduced, the response of sound frequency is promoted.
Description
Technical field
The utility model relates to a kind of sound-producing device, particularly relate to a kind of can the moving-iron type sound-producing device of adjustment, and relate to include this can the earphone of moving-iron type sound-producing device of adjustment.
Background technology
Existing sound-producing device comprises moving-coil type sound-producing device and moving-iron type sound-producing device, and the sound fidelity effect of moving-coil type sound-producing device is bad, cannot meet high-quality sounding request, and as moving-coil earphone, its tonequality just cannot meet high-quality requirement in medium-high frequency, the fidelity effect of moving-iron type sound-producing device to sound is better, but because moving-iron type sound-producing device is very large for the requirement of production technology, strict guarantee horseshoe clamp weighing apparatus iron plate is needed to be positioned at the center of magnetic circuit, and the volume of moving-iron type sound-producing device is very little, and do not possess the function of adjustment, if there is the various problems such as the position deviation of parts in the process of production and processing or after processing is fixing, adjustment cannot be carried out completely, this also exists very large problem for actual production and application, result in the fraction defective of production, and maintenance and the adjustment in later stage cannot be carried out.
Summary of the invention
Technical problem to be solved in the utility model needs to provide a kind of moving-iron type sound-producing device that can realize adjustment, and provide include this can the earphone of moving-iron type sound-producing device of adjustment, and then make volume production smooth, improve the quality of producing, be convenient to the product maintenance in later stage.
To this, the utility model provide a kind of can the moving-iron type sound-producing device of adjustment, comprise: shell, vibrating diaphragm, conducting filament and magnetic circuit system, described magnetic circuit system is connected with vibrating diaphragm by conducting filament, and described vibrating diaphragm, conducting filament and magnetic circuit system are all arranged in shell; The back-shaped iron plate component that described magnetic circuit system comprises magnet member, horseshoe clamp weighing apparatus iron plate, coil and hollow are provided with magnetic circuit through hole, described magnet member is connected with back-shaped iron plate component, one end of described horseshoe clamp weighing apparatus iron plate is connected with described back-shaped iron plate component, and the other end of described horseshoe clamp weighing apparatus iron plate is connected with coil; Wherein, the bottom of described horseshoe clamp weighing apparatus iron plate is provided with gauge hole, and the bottom of described shell is provided with the through hole corresponding with described gauge hole position.
Further improvement of the utility model is, the top of described horseshoe clamp weighing apparatus iron plate is provided with the location hole for positioned conductive silk.
Further improvement of the utility model is, described conducting filament is fixedly installed on described location hole.
Further improvement of the utility model is, described conducting filament welds or is adhered on described location hole.
Further improvement of the utility model is, described magnet member comprises the first magnet and the second magnet, and described first magnet and the second magnet are adhered to the two ends up and down of described back-shaped iron plate component respectively.
Further improvement of the utility model is, described back-shaped iron plate component is the back-shaped parts comprising the back-shaped iron plate of at least two panels.
Further improvement of the utility model is, described horseshoe clamp weighing apparatus iron plate is interspersed to be arranged in described coil.
Further improvement of the utility model is, described shell comprises upper casing and lower casing, form cavity between described upper casing and lower casing, described through hole is arranged at the bottom of described lower casing, and described vibrating diaphragm, conducting filament and magnetic circuit system are all arranged in described cavity.
Further improvement of the utility model is, described upper casing and lower casing are provided with for adjustment frequency to respond the response hole of sound.
The utility model also provides a kind of earphone, and including as above can the moving-iron type sound-producing device of adjustment.
Compared with prior art, the beneficial effects of the utility model are: by being provided with the through hole corresponding with described gauge hole position in the bottom of shell, namely be provided with one to weigh the aperture communicated of gauge hole position consistency of iron plate with horseshoe clamp in the bottom of lower casing, can the change in location of one end of adjustment horseshoe clamp weighing apparatus iron plate vibration by this through hole, namely the change in location of the horseshoe clamp weighing apparatus iron plate being in the first magnet and the second magnet central authorities is regulated, this adjustment mode is controlled flexibly, adjustable and recoverable, the volume production of product can be made more smooth, reduce production bad, improve the maintainability of product, on this basis, the top of horseshoe clamp weighing apparatus iron plate is provided with the location hole for positioned conductive silk, namely in the vibration end of horseshoe clamp weighing apparatus iron plate, location hole is provided with, can accurate positioned conductive silk, and this hole knockout is than butt-joint or on horseshoe clamp weighing apparatus iron plate, and integrally wire vent is firm, heavy burden and the error of conducting filament can be reduced, reduce bad production, promote the response of sound frequency simultaneously.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the magnetic circuit system of a kind of embodiment of the utility model;
Fig. 2 is the overall structure schematic diagram of a kind of embodiment of the utility model;
Fig. 3 is the package assembly schematic diagram of a kind of embodiment of the utility model;
Fig. 4 is the decomposition texture schematic diagram of a kind of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, preferably embodiment of the present utility model is described in further detail.
As shown in Figures 1 to 4, this example provide a kind of can the moving-iron type sound-producing device of adjustment, comprise: shell, vibrating diaphragm 1, conducting filament 2 and magnetic circuit system 3, described magnetic circuit system 3 is connected with vibrating diaphragm 1 by conducting filament 2, and described vibrating diaphragm 1, conducting filament 2 and magnetic circuit system 3 are all arranged in shell; Described magnetic circuit system 3 comprises hollow and is provided with the back-shaped iron plate component 31 of magnetic circuit through hole, magnet member 32, horseshoe clamp weighing apparatus iron plate 33 and coil 34, described magnet member 32 is connected with back-shaped iron plate component 31, one end of described horseshoe clamp weighing apparatus iron plate 33 is connected with described back-shaped iron plate component 31, and the other end of described horseshoe clamp weighing apparatus iron plate 33 is connected with coil 34; Wherein, the bottom of described horseshoe clamp weighing apparatus iron plate 33 is provided with gauge hole 331, and the bottom of described shell is provided with the through hole corresponding with described gauge hole 331 position.
This routine described gauge hole 331 for be arranged at horseshoe clamp weighing apparatus iron plate 33 bottom and for regulating horseshoe clamp to weigh the hole of position of iron plate 33; Described through hole is the bottom being arranged at shell, and the hole that its position is corresponding with the position of gauge hole 331, and the weigh change in location of iron plate 33 of the horseshoe clamp that described through hole is used for matching to realize being in magnet member 32 central authorities with described gauge hole 331 regulates.
Fig. 1 is the decomposition texture schematic diagram of the magnetic circuit system 3 described in this example; Fig. 2 is the overall structure schematic diagram of this example; Fig. 3 is the package assembly schematic diagram of this example; Fig. 4 is the decomposition texture schematic diagram of this example.
As shown in Figure 1, the top of this routine described horseshoe clamp weighing apparatus iron plate 33 is provided with the location hole 332 for positioned conductive silk 2; Described conducting filament 2 is fixedly installed on described location hole 332; Described conducting filament 2 preferably welds or is adhered on described location hole 332.This routine described magnet member 32 comprises the first magnet 321 and the second magnet 322, and described first magnet 321 and the second magnet 322 are adhered to the two ends up and down of described back-shaped iron plate component 31 respectively.The described back-shaped iron plate component 31 of this example is the back-shaped parts comprising the back-shaped iron plate of at least two panels; The one side of back-shaped iron plate component 31 is fixed in one end of described horseshoe clamp weighing apparatus iron plate 33, and described coil 34 is preferably hollow coil, and described coil 34 is placed in the vibration end of described horseshoe clamp weighing apparatus iron plate 33, and horseshoe clamp weighing apparatus iron plate 33 is through coil 34; Conducting filament 2 then passes vibrating diaphragm 1 central aperture away from one end of magnetic circuit system 3 and is fixed on vibrating diaphragm 1.
The operation principle of this example becomes kinetic energy by electric energy conversion exactly, a kind of moving-iron type sound-producing device of acoustic energy is become again by kinetic transformation, when electric current input coil 34, produce magnetic field effect, horseshoe clamp weighing apparatus iron plate 33 is in the back-shaped magnetic field of magnets interior generation magnetic field effect of back-shaped iron plate component 31 more simultaneously, and electric energy conversion is kinetic energy/mechanical energy, causes horseshoe clamp weighing apparatus iron plate 33 to make up-down vibration, the conducting filament 2 be connected therewith by kinetic energy/conduct vibrations to being attached thereto the vibrating diaphragm 1 connect, thus produce sound/acoustic energy.
As shown in Figure 3 and Figure 4, this routine described shell comprises upper casing 5 and lower casing 4, form cavity between described upper casing 5 and lower casing 4, described through hole is arranged at the bottom of described lower casing 4, and described vibrating diaphragm 1, conducting filament 2 and magnetic circuit system 3 are all arranged in described cavity; Described upper casing 5 and lower casing 4 are provided with for adjustment frequency to respond the response hole 6 of sound.In this illustration 2 to Fig. 4, described upper casing 5 and lower casing 4 have been drawn as circle, and in actual applications, this shell comprising upper casing 5 and lower casing 4 is not limited to circle, also can be other shapes.
The Main Function of this routine described upper casing 5 and lower casing 4 is: one is settle magnetic circuit system 3; Two is settle vibrating diaphragm 1; Three is that described upper casing 5 and lower casing 4 to be provided with for adjustment frequency to respond the response hole 6 of sound, can play the effect of adjustment frequency response sound; Four is play protection and resist to fall crash-proof effect.
This example is by being provided with the through hole corresponding with described gauge hole 331 position in the bottom of shell, namely be provided with one to weigh the aperture communicated of gauge hole 331 position consistency of iron plate 33 with horseshoe clamp in the bottom of lower casing 4, can the change in location of one end vibrated of adjustment horseshoe clamp weighing apparatus iron plate 33 by this through hole, namely the change in location of the horseshoe clamp weighing apparatus iron plate 33 being in the first magnet 321 and the second magnet 322 central authorities is regulated, this adjustment mode is controlled flexibly, adjustable and recoverable, the volume production of product can be made more smooth, reduce production bad, improve the maintainability of product, on this basis, the top of horseshoe clamp weighing apparatus iron plate 33 is provided with the location hole 332 for positioned conductive silk 2, namely in the vibration end of horseshoe clamp weighing apparatus iron plate 33, location hole 332 is provided with, can accurate positioned conductive silk 2, and this hole knockout is than butt-joint or on horseshoe clamp weighing apparatus iron plate 33, and integrally wire vent is firm, heavy burden and the error of conducting filament 2 can be reduced, reduce bad production, promote the response of sound frequency simultaneously.
It is worth mentioning that, this example preferably arranges through hole in the bottom of lower casing 4, and described through hole and horseshoe clamp weigh gauge hole 331 position consistency of iron plate 33, define the structure that can be used as adjustment; Described horseshoe clamp weighing apparatus iron plate 33 is used for having connected set by conducting filament 2 location hole 332, and described location hole 332 can take laser to accomplish micro-aperture; This mode possesses uniqueness, accuracy and fastness, and this accuracy and fastness are not connected can be accomplished by integration or butt-joint.
Further, this example also provides a kind of earphone, and including as above can the moving-iron type sound-producing device of adjustment.
The embodiment of the above is better embodiment of the present utility model; not limit concrete practical range of the present utility model with this; scope of the present utility model comprises and is not limited to this embodiment, and the equivalence change that all shapes according to the utility model, structure are done is all in protection range of the present utility model.
Claims (10)
1. one kind can the moving-iron type sound-producing device of adjustment, it is characterized in that, comprise: shell, vibrating diaphragm, conducting filament and magnetic circuit system, described magnetic circuit system is connected with vibrating diaphragm by conducting filament, and described vibrating diaphragm, conducting filament and magnetic circuit system are all arranged in shell; The back-shaped iron plate component that described magnetic circuit system comprises magnet member, horseshoe clamp weighing apparatus iron plate, coil and hollow are provided with magnetic circuit through hole, described magnet member is connected with back-shaped iron plate component, one end of described horseshoe clamp weighing apparatus iron plate is connected with described back-shaped iron plate component, and the other end of described horseshoe clamp weighing apparatus iron plate is connected with coil; Wherein, the bottom of described horseshoe clamp weighing apparatus iron plate is provided with gauge hole, and the bottom of described shell is provided with the through hole corresponding with described gauge hole position.
2. according to claim 1 can the moving-iron type sound-producing device of adjustment, it is characterized in that, the top of described horseshoe clamp weighing apparatus iron plate is provided with the location hole for positioned conductive silk.
3. according to claim 2 can the moving-iron type sound-producing device of adjustment, it is characterized in that, described conducting filament is fixedly installed on described location hole.
4. according to claim 3 can the moving-iron type sound-producing device of adjustment, it is characterized in that, described conducting filament welding or be adhered on described location hole.
5. according to Claims 1-4 any one can the moving-iron type sound-producing device of adjustment, it is characterized in that, described magnet member comprises the first magnet and the second magnet, and described first magnet and the second magnet are adhered to the two ends up and down of described back-shaped iron plate component respectively.
6. according to Claims 1-4 any one can the moving-iron type sound-producing device of adjustment, it is characterized in that, described back-shaped iron plate component is the back-shaped parts comprising the back-shaped iron plate of at least two panels.
7. according to Claims 1-4 any one can the moving-iron type sound-producing device of adjustment, it is characterized in that, described horseshoe clamp weighing apparatus iron plate interts and is arranged in described coil.
8. according to Claims 1-4 any one can the moving-iron type sound-producing device of adjustment, it is characterized in that, described shell comprises upper casing and lower casing, cavity is formed between described upper casing and lower casing, described through hole is arranged at the bottom of described lower casing, and described vibrating diaphragm, conducting filament and magnetic circuit system are all arranged in described cavity.
9. according to claim 8 can the moving-iron type sound-producing device of adjustment, it is characterized in that, described upper casing and lower casing are provided with for adjustment frequency to respond the response hole of sound.
10. an earphone, is characterized in that, include as described in claim 1 to 9 any one can the moving-iron type sound-producing device of adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848264.2U CN204993851U (en) | 2015-10-28 | 2015-10-28 | But moving -iron sound generating mechanism of timing and earphone thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848264.2U CN204993851U (en) | 2015-10-28 | 2015-10-28 | But moving -iron sound generating mechanism of timing and earphone thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204993851U true CN204993851U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520848264.2U Expired - Fee Related CN204993851U (en) | 2015-10-28 | 2015-10-28 | But moving -iron sound generating mechanism of timing and earphone thereof |
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| Country | Link |
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| CN (1) | CN204993851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110012398A (en) * | 2019-05-14 | 2019-07-12 | 潘国昌 | A kind of balance vibration system |
-
2015
- 2015-10-28 CN CN201520848264.2U patent/CN204993851U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110012398A (en) * | 2019-05-14 | 2019-07-12 | 潘国昌 | A kind of balance vibration system |
| CN110012398B (en) * | 2019-05-14 | 2024-03-12 | 潘国昌 | Balanced vibration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20191028 |