CN209462541U - A kind of uni-directional microphone with anti-interference ability - Google Patents
A kind of uni-directional microphone with anti-interference ability Download PDFInfo
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- CN209462541U CN209462541U CN201920416612.7U CN201920416612U CN209462541U CN 209462541 U CN209462541 U CN 209462541U CN 201920416612 U CN201920416612 U CN 201920416612U CN 209462541 U CN209462541 U CN 209462541U
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- Prior art keywords
- interference
- circuit board
- uni
- shell
- microphone
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- 238000013016 damping Methods 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model relates to microphone fields, specifically disclose a kind of uni-directional microphone with anti-interference ability, including the shell with accommodating chamber, the upper and lower part of the accommodating chamber is respectively arranged with upper backup pad and lower supporting plate, the upper surface of lower supporting plate further respectively has vibrating membrane and damping screen, and vibrating membrane is located at the lower section of damping screen；The lower surface of upper backup pad offers the mounting groove matched with circuit board；Circuit board is welded at least one capacitor and FET pipe along cavity direction is accommodated；Circuit board is provided at least two anti-interference magnet rings and anti-interference piece along cavity direction is accommodated；Microphone aperture is offered among the bottom of the shell.The utility model passes through anti-interference piece of the anti-interference magnet ring connected on the guide post being arranged on circuit boards and setting on the board surface, so that having respective good running environment between each electronic component on circuit board, good in anti-interference performance, and can be realized the purpose for only receiving single direction sound source.
Description
Technical field
The utility model relates to microphone field, specifically a kind of uni-directional microphone with anti-interference ability.
Background technique
Microphone is the energy conversion device that voice signal is converted to electric signal, is the common tool conversed at a distance,
With the development of science and technology and the improvement of people's living standards, microphone have been increasingly becoming daily necessities.
The propagation of sound be it is unoriented, microphone is acceptable to come from multidirectional source of sound, however, multidirectional source of sound just can not
Guarantee the sound quality that user wants, sometimes also will cause unnecessary puzzlement.And do not have above existing microphone circuit plate
Anti-interference structure is designed, anti-interference work, many electronics member devices of circuit board top are carried out to circuit board surface to realize
Mutually converting between electricity and magnetic easily occurs after powered up for part, so that the electronic component to periphery forms interference, so that
The decaying of main circuit board function, or even cannot work.
Utility model content
The purpose of this utility model is to provide a kind of uni-directional microphones with anti-interference ability, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of uni-directional microphone with anti-interference ability, including the shell with accommodating chamber, the accommodating chamber it is upper
Portion and lower part are respectively arranged with upper backup pad and lower supporting plate, end lower surface and the lower supporting plate of the upper backup pad
By the support connection of plastic support ring between the upper surface of end, the upper surface of the lower supporting plate further respectively has vibrating membrane and resistance
Buddhist nun's net, vibrating membrane are located at the lower section of damping screen；Also pass through the support connection of copper support ring between the upper backup pad and damping screen；
The lower surface of the upper backup pad offers the mounting groove matched with circuit board；The circuit board is along accommodating chamber side
To be welded at least one capacitor and FET pipe；The circuit board along accommodate cavity direction be provided at least two anti-interference magnet rings and
Anti-interference piece；Microphone aperture is offered among the bottom of the shell, the bottom reassembling type of the shell is equipped with and the wheat
Gram corresponding protective net of air holes.
Preferably, the inside top wall surface of the shell is equipped with integrally formed briquetting, wherein the end of the briquetting
Portion is butted on the upper surface of the upper backup pad, is fixed with realizing to upper backup pad.
Preferably, being additionally provided with protective pad on the inner wall of the mounting groove, prevented with the end sides to circuit board
Shield.
Preferably, described anti-interference piece is connected on circuit boards by insulated hanger reassembling type, the anti-interference magnet ring is logical
Cross the guide post connection installation being arranged thereon on circuit boards.
Preferably, offer internal thread groove on the inner wall of the microphone aperture, be fixedly installed on the protective net with
The internal thread groove is threadedly coupled the external thread sleeve of cooperation, convenient by the mating connection of external thread sleeve and internal thread groove
Protective net reassembling type is fixed on to the bottom of shell, the protective net of setting plays protection effect to component in shell.
Preferably, offering through-hole corresponding with the microphone aperture in the middle part of the lower supporting plate；And it is described under
Becket is equipped between the bottom of support plate and the bottom inside wall of the shell.
Preferably, the appearance wall of the anti-interference magnet ring is provided with hand slot, the shape of the hand slot is trapezoidal-structure.
Compared with prior art, the utility model has the beneficial effects that
The utility model is designed reasonably passes through the anti-interference magnet ring connected on the guide post that is arranged on circuit boards and setting
On the board surface anti-interference piece, wherein anti-interference piece is all made of ceramic material with anti-interference magnet ring and is made, to circuit board
Electromagnetic conversion phenomenon generated above is able to carry out sufficient absorption, good in anti-interference performance, so that each electricity on circuit board
There is respective good running environment between sub- component, and then guarantee that circuit board is able to carry out normal work；In addition, this reality
With the novel damping screen by setting, it can filter out except the unexpected sound source in front, only pick up and come from the positive sound source of microphone,
Realize the purpose for only receiving single direction sound source, and the uni-directional microphone strong antijamming capability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the uni-directional microphone with anti-interference ability.
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1.
Fig. 3 is the schematic perspective view of Air Filter in the uni-directional microphone with anti-interference ability.
In figure: 1- shell, 2- upper backup pad, 3- lower supporting plate, 4- microphone aperture, 5- becket, 6- protective net, the outer spiral shell of 7-
Line sleeve, 8- internal thread groove, 9- through-hole, 10- vibrating membrane, 11- damping screen, 12- plastic support ring, 13- copper support ring, 14- pressure
Block, 15- mounting groove, 16- circuit board, 17- capacitor, anti-interference piece of 18-, 19-FET manages (field-effect tube), the anti-interference magnet ring of 20-,
21- guide post, 22- protective pad.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
In the description of the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " company
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, it can understand that above-mentioned term is practical new at this with concrete condition
Concrete meaning in type.
As shown in Figures 1 to 3, in one embodiment provided by the utility model, a kind of singly referring to anti-interference ability
To microphone, including the shell 1 with accommodating chamber, the upper and lower part of the accommodating chamber is respectively arranged with upper backup pad 2 under
Support plate 3 passes through plastic support between the end lower surface of the upper backup pad 2 and the end upper surface of the lower supporting plate 3
The support connection of ring 12, the upper surface of the lower supporting plate 3 further respectively have vibrating membrane 10 and damping screen 11, wherein vibrating membrane 10
In the lower section of damping screen 11；Also by the support connection of copper support ring 13 between the upper backup pad 2 and damping screen 11, wherein described
Copper support ring 13 is located at the inside of plastic support ring 12.
Specifically, the inside top wall surface of the shell 1 is equipped with integrally formed pressure in the utility model embodiment
Block 14, wherein the end of the briquetting 14 is butted on the upper surface of the upper backup pad 2, solid to the compression of upper backup pad 2 to realize
It is fixed.
Further, in one embodiment provided by the utility model, the lower surface of the upper backup pad 2 offer with
The mounting groove 15 that circuit board 16 matches, and protective pad 22 is additionally provided on the inner wall of the mounting groove 15, to circuit board 16
End sides protected；The circuit board 16 is welded at least one capacitor 17 and FET pipe 19 along cavity direction is accommodated；It is described
Circuit board 16 is provided at least two anti-interference magnet rings 20 and anti-interference piece 18 along cavity direction is accommodated, wherein described anti-interference piece
18 are connected on the board 16 by insulated hanger reassembling type, and the anti-interference magnet ring 20 passes through the connection peace of guide post 21 being arranged thereon
Dress is on the board 16.
In the present embodiment, described anti-interference piece 18 and anti-interference magnet ring 20 are all made of ceramic material and form.
In the utility model embodiment, microphone aperture 4, the bottom of the shell 1 are offered among the bottom of the shell 1
Portion's reassembling type is equipped with protective net 6 corresponding with the microphone aperture 4, wherein offers on the inner wall of the microphone aperture 4
Internal thread groove 8 is fixedly installed the external thread sleeve 7 that cooperation is threadedly coupled with the internal thread groove 8 on the protective net 6, this
In embodiment, by the mating connection of external thread sleeve 7 and internal thread groove 8, facilitates and 6 reassembling type of protective net is fixed on shell 1
Bottom, the protective net 6 of setting plays protection effect to component in shell 1.
Further, the middle part of the lower supporting plate 3 offers through-hole 9 corresponding with the microphone aperture 4；And it is described
Becket 5 is equipped between the bottom of lower supporting plate 3 and the bottom inside wall of the shell 1.
In the utility model embodiment, the appearance wall of the anti-interference magnet ring 20 is provided with hand slot, the shape of the hand slot
Shape is trapezoidal-structure.
It is anti-dry by being connected on the guide post 21 that is arranged on the board 16 in conclusion the utility model is designed reasonably
Anti-interference piece 18 for disturbing magnet ring 20 and being arranged on 16 surface of circuit board, wherein anti-interference piece 18 and anti-interference magnet ring 20 are equal
It is made of ceramic material, the electromagnetic conversion phenomenon generated above to circuit board 16 is able to carry out sufficient absorption, anti-interference
Performance is good, so that having respective good running environment between each electronic component on circuit board 16, and then guarantees circuit
Plate 16 is able to carry out normal work；In addition, damping screen 11 of the utility model by setting, can filter out except front is unexpected
Sound source, only pick up come from the positive sound source of microphone, realize only receive single direction sound source a purpose, and this singly be directed toward Mike
Wind strong antijamming capability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of uni-directional microphone with anti-interference ability, which is characterized in that including the shell (1) with accommodating chamber, institute
The upper and lower part for stating accommodating chamber is respectively arranged with upper backup pad (2) and lower supporting plate (3), the end of the upper backup pad (2)
Pass through plastic support ring (12) support connection, the lower support between lower surface and the end upper surface of the lower supporting plate (3)
The upper surface of plate (3) further respectively has vibrating membrane (10) and damping screen (11), and vibrating membrane (10) is located at the lower section of damping screen (11)；
Also pass through copper support ring (13) support connection between the upper backup pad (2) and damping screen (11)；
The lower surface of the upper backup pad (2) offers the mounting groove (15) matched with circuit board (16)；The circuit board
(16) along accommodating, cavity direction is welded at least one capacitor (17) and FET manages (19)；The circuit board (16) is along receiving cavity direction
It is provided at least two anti-interference magnet rings (20) and anti-interference piece (18)；Microphone is offered among the bottom of the shell (1)
Hole (4), the bottom reassembling type of the shell (1) are equipped with protective net (6) corresponding with the microphone aperture (4).
2. the uni-directional microphone according to claim 1 with anti-interference ability, which is characterized in that the shell (1)
Inside top wall surface be equipped with integrally formed briquetting (14), the end of the briquetting (14) is butted on the upper backup pad (2)
Upper surface.
3. the uni-directional microphone according to claim 2 with anti-interference ability, which is characterized in that the mounting groove
(15) protective pad (22) are additionally provided on inner wall.
4. any uni-directional microphone with anti-interference ability according to claim 1~3, which is characterized in that described
It is connected on circuit board (16) by insulated hanger reassembling type for anti-interference piece (18), the anti-interference magnet ring (20) by being arranged thereon
Guide post (21) connection be mounted on circuit board (16).
5. any uni-directional microphone with anti-interference ability according to claim 1~3, which is characterized in that described
It offers on the inner wall of microphone aperture (4) internal thread groove (8), is fixedly installed and the internal thread groove on the protective net (6)
(8) it is threadedly coupled the external thread sleeve (7) of cooperation.
6. the uni-directional microphone according to claim 4 with anti-interference ability, which is characterized in that the lower supporting plate
(3) through-hole (9) corresponding with the microphone aperture (4) is offered in the middle part of；And the bottom of the lower supporting plate (3) with it is described
Becket (5) are equipped between the bottom inside wall of shell (1).
7. the uni-directional microphone according to claim 5 with anti-interference ability, which is characterized in that the anti-interference magnetic
The appearance wall of ring (20) is provided with hand slot, and the shape of the hand slot is trapezoidal-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416612.7U CN209462541U (en) | 2019-03-28 | 2019-03-28 | A kind of uni-directional microphone with anti-interference ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416612.7U CN209462541U (en) | 2019-03-28 | 2019-03-28 | A kind of uni-directional microphone with anti-interference ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209462541U true CN209462541U (en) | 2019-10-01 |
Family
ID=68047625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920416612.7U Expired - Fee Related CN209462541U (en) | 2019-03-28 | 2019-03-28 | A kind of uni-directional microphone with anti-interference ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209462541U (en) |
-
2019
- 2019-03-28 CN CN201920416612.7U patent/CN209462541U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220608 Address after: 215000 2F, No. 88, Xingtai Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Jinshuntong Electronics Co.,Ltd. Address before: 523000 floors 2 and 3, building C, No. 10, Southwest Road, shangtun village, Liaobu Town, Dongguan City, Guangdong Province Patentee before: Dongguan Jinshuntong Electroacoustic Technology Co.,Ltd. |
|
| 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: 20191001 |