CN208434106U - A kind of vibration component and vibrating sensor for vibrating sensor - Google Patents
A kind of vibration component and vibrating sensor for vibrating sensor Download PDFInfo
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- CN208434106U CN208434106U CN201821236487.3U CN201821236487U CN208434106U CN 208434106 U CN208434106 U CN 208434106U CN 201821236487 U CN201821236487 U CN 201821236487U CN 208434106 U CN208434106 U CN 208434106U
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- 238000013016 damping Methods 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims description 4
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 239000012528 membrane Substances 0.000 abstract 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000306 component Substances 0.000 description 34
- 238000010586 diagram Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
本实用新型涉及一种用于振动传感器的振动组件，包括中空的承载部、将承载部中空位置覆盖住的振膜，以及贴合在振膜上的质量块；所述振膜包括位于边缘且连接在承载部上的固定部，位于中部区域且与质量块贴合在一起的振动部，以及位于固定部与振动部之间用于调节振膜振动幅度以及振动阻尼的连接部。本实用新型的振动组件，可以显著提高振动组件的灵敏度，并可通过连接部提高振膜的振幅，改善振膜的阻尼特性，以调节振膜的振动频率。另外制造时，质量块可直接粘附在振膜上，较大程度地简化了产品结构，降低了加工难度，提高产品的一致性；另外还优化了产品对环境的适应能力，提升了产品可靠性。
The utility model relates to a vibration assembly for a vibration sensor, which comprises a hollow bearing part, a vibrating membrane covering the hollow position of the bearing part, and a mass block attached to the vibration membrane; A fixed part connected to the bearing part, a vibration part located in the middle area and attached to the mass block, and a connecting part located between the fixed part and the vibration part for adjusting the vibration amplitude and vibration damping of the diaphragm. The vibrating assembly of the utility model can significantly improve the sensitivity of the vibrating assembly, and can increase the amplitude of the vibrating membrane through the connecting portion, improve the damping characteristic of the vibrating membrane, and adjust the vibration frequency of the vibrating membrane. In addition, when manufacturing, the mass block can be directly attached to the diaphragm, which greatly simplifies the product structure, reduces the processing difficulty, and improves the consistency of the product; in addition, the adaptability of the product to the environment is optimized, and the reliability of the product is improved. sex.
Description
Technical field
The utility model relates to sensor technical fields, more precisely, are related to a kind of vibration for vibrating sensor
Component；The utility model further relates to a kind of vibrating sensor.
Background technique
Bone-conduction microphone is a kind of a kind of vibrating sensor detected using vibration induction principle, is generally comprised
Vibration component and the vibration detection device for converting vibration to electric signal.The extraneous vibration information of vibration component induction, and will
The vibration information passes to the vibration detection device for detection, such as passes to microphone monomer, will by microphone monomer
The vibration signal is converted into the electric signal that can express the vibration information.
Vibration component and microphone monomer are the core components of vibrating sensor.Microphone monomer is by hair all the year round
Exhibition, structure and performance are substantially mature.Therefore the design of vibration component determines the performance of vibrating sensor.
Existing vibration component includes elastic slice, and the mass block being arranged on elastic slice.Mass block is fixedly connected on elastic slice
Center, and the edge of elastic slice is connected to corresponding carrying position by hanging colloid part.The knot of this vibration component
Structure is complicated, and needs gluing, and technique controlling difficulty is big, and consistency is poor, it is difficult to produce in batches.And the sensitivity of this elastic piece structure
It is poor.
Utility model content
One purpose of the utility model is to provide a kind of vibration component for vibrating sensor.
One aspect according to the present utility model provides a kind of vibration component for vibrating sensor, including hollow
Supporting part, the vibrating diaphragm for covering supporting part hollow position, and the mass block being fitted on vibrating diaphragm；The vibrating diaphragm includes being located at
Edge and it is connected to the fixed part on supporting part, positioned at central region and the vibration section that fits together with mass block, Yi Jiwei
For adjusting the interconnecting piece of diaphragm oscillations amplitude and vibration damping between fixed part and vibration section.
Optionally, the interconnecting piece is ring.
Optionally, the section of the ring is serrated or waveform.
Optionally, the supporting part, mass block are located at the same side or not ipsilateral of vibrating diaphragm.
Optionally, the supporting part is hollow rounded, rectangular or oval；The shape and vibrating diaphragm of the mass block
The shape of vibration section is matched.
Optionally, the vibrating diaphragm selects plastics vibrating diaphragm, papery vibrating diaphragm, metal vibration diaphragm or biological vibrating diaphragm.
Optionally, the vibrating diaphragm selects the composite diaphragm with multilayer laminate constructions.
Another aspect according to the present utility model additionally provides a kind of vibrating sensor, the shell including surrounding inner cavity, with
And the microphone in housing cavity, above-mentioned vibration component are set.
It optionally, further include circuit board, housing cavity is divided into first inner chamber, second inner chamber by the circuit board, described
Vibration component is arranged in first inner chamber, and the microphone is arranged in second inner chamber, and connection vibration is provided on the circuit board
The through-hole of dynamic component and microphone.
Optionally, the supporting part of the vibration component connects on the inner wall of the housing, or is clamped in the side wall of shell.
The vibration component of the utility model can significantly improve the sensitivity of vibration component, and can be improved by interconnecting piece
The amplitude of vibrating diaphragm improves the damping characteristic of vibrating diaphragm, to adjust the vibration frequency of vibrating diaphragm.In addition, the utility model vibration component
Structure is simple, and mass block can be adhered directly on vibrating diaphragm, largely simplify product structure, reduce difficulty of processing, mentions
The consistency of high product；In addition product is also optimized to the adaptability of environment, improves product reliability.
By the detailed description referring to the drawings to the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Detailed description of the invention
The attached drawing for constituting part of specification describes the embodiments of the present invention, and uses together with the description
In explanation the principles of the present invention.
Fig. 1 is the structural schematic diagram of the utility model vibration component.
Fig. 2 is the structural schematic diagram of vibrating diaphragm in Fig. 1.
Fig. 3 is the top view of the utility model vibration component.
Fig. 4 is the structural schematic diagram of the utility model vibrating sensor.
Fig. 5 is the structural schematic diagram of another embodiment of the utility model vibrating sensor.
Specific embodiment
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should also be noted that unless another
It illustrates outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.
Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation
Under, the technology and equipment should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Referring to figs. 1 to Fig. 3, the utility model provides a kind of vibration component 100 in vibrating sensor comprising
Supporting part 1, vibrating diaphragm 2, the mass block 3 being combined together.
Supporting part 1 mainly serve carrying, fixation, be provided in its both ends in the central region of supporting part 1
Hollow structure, vibrating diaphragm 2 are connected on supporting part 1, and the hollow position of supporting part 1 is covered.
The vibrating diaphragm 2 of the utility model can use traditional sounding vibrating diaphragm.In the embodiment that the utility model is enumerated,
Vibrating diaphragm 2 can select plastics vibrating diaphragm well-known to those skilled in the art, papery vibrating diaphragm, metal vibration diaphragm, biological vibrating diaphragm etc..Vibration
Film 2 can use single layer structure, can also be using the composite diaphragm with multilayer laminate constructions.Vibrating diaphragm 2 can use single material
Matter can also be combined using multiple and different materials.It, can will not such as when using the composite diaphragm of multilayer laminate constructions
Same material is stacked together, forms composite diaphragm, and the structure of this vibrating diaphragm belongs to the common knowledge of those skilled in the art,
And those skilled in the art can also according to actual needs and application scenarios adjust the parameter and performance of vibrating diaphragm, herein
No longer illustrate.
With reference to Fig. 2, vibrating diaphragm 2 includes the fixed part 20 positioned at edge, positioned at the vibration section of central region 22, and is located at solid
Determine the interconnecting piece 21 between portion 20 and vibration section 22.
Fixed part 20, interconnecting piece 21, vibration section 22 are integrated structures, and fixed part 20 is located at marginal position, fixed part 20
It is bonded on the end face of supporting part 1, so that entire vibrating diaphragm 2 is supported on the supporting part 1.Interconnecting piece 21, vibration on vibrating diaphragm 2
Vacantly in the hollow region of supporting part 1, which is covered for portion 22.
Mass block 3 can be by glue sticking on the vibration section of vibrating diaphragm 2 22, after by extraneous vibration information, quality
Block 3, vibration section 22 can be jointly of reciprocating vibration on the direction of vibration of vibrating diaphragm 2, cooperate the vibration detection device of vibrating sensor
The vibration information can be converted into electric signal.
The shape of 2 vibration section 22 of shape and vibrating diaphragm and the hollow shape of supporting part 1 of mass block 3 match.Such as when
Supporting part 1 it is hollow rounded, rectangular or oval, the shape of mass block 3, the shape of vibration section 22 are in matched circle
It is shape, rectangular or oval.
Interconnecting piece 21 is between vibration section 22 and fixed part 20, i.e., interconnecting piece 21 is to be located at supporting part 1 and matter on vibrating diaphragm 2
Position between gauge block 3.The amplitude that vibration section 22 can be increased by the interconnecting piece 21, improves the sensitivity of vibrating sensor.
By being designed to interconnecting piece 21, so that the damping that can also improve vibrating diaphragm 2 is special while improving 22 amplitude of vibration section
Property, to adjust the vibration frequency of vibrating diaphragm 2.
In one preferred embodiment of the utility model, interconnecting piece 21 can be ring, and the section of ring can be in
Laciniation, wavy shaped configuration or other shapes well-known to those skilled in the art, no longer illustrate herein.
The vibration component of the utility model can significantly improve the sensitivity of vibration component, and can be improved by interconnecting piece
The amplitude of vibrating diaphragm improves the damping characteristic of vibrating diaphragm, to adjust the vibration frequency of vibrating diaphragm.In addition, the utility model vibration component
Structure is simple, and mass block can be adhered directly on vibrating diaphragm, largely simplify product structure, reduce difficulty of processing, mentions
The consistency of high product；In addition product is also optimized to the adaptability of environment, improves product reliability.
In the utility model one optional embodiment, supporting part 1, mass block 3 be can be set in the same of vibrating diaphragm 2
Side also can be set not ipsilateral.Such as with reference to direction shown in fig. 1, the upper surface of supporting part 1 is bonded in 2 fixed part of vibrating diaphragm
20 bottom surface；The lower end surface of mass block 3 is bonded in the top surface of 2 vibration section 22 of vibrating diaphragm, so that supporting part 1 is set respectively with mass block 3
It sets in the two sides of vibrating diaphragm 2.For those skilled in the art, supporting part 1, mass block 3 can also be bonded respectively
In the corresponding position of 2 top surface of vibrating diaphragm, or it is bonded in the corresponding position of 2 bottom surface of vibrating diaphragm respectively, no longer illustrates herein.
The vibration component 100 of the utility model may be used in vibrating sensor, and Fig. 4, Fig. 5 show two kinds of different structures
Vibrating sensor.It includes the microphone for surrounding the shell of inner cavity, and be arranged in housing cavity and above-mentioned vibration
Dynamic component 100.
With reference to Fig. 4, shell includes the upper casing 4 and lower casing 6 for snapping together and surrounding inner cavity, and wherein lower casing 6 may include
Sidewall portion and the circuit board for being fixed on sidewall portion bottom end, microphone 9 and asic chip 8 can mount on circuit boards,
And it is attached by way of lead.It can also be formed in the outside of circuit board for external pad 12.
The position for being located at 8 top of microphone 9 and asic chip in the inner cavity of shell is arranged in vibration component 100.Vibration
The supporting part 1 of component 100 can be fixed on the inner wall of the housing；It is also possible that for example specific real at the utility model one
It applies in mode, the supporting part 1 of vibration component 100 is clamped in the side wall of upper casing 4 and lower casing 6, and vibration component 100 is fixed on
In the inner cavity of shell.When needing using vibrating sensor, in the outside inputted vibration signal of shell, 3 quilt of vibrating diaphragm 2 and mass block
Vibration signal excitation, mass block 3 and vibrating diaphragm 2 generate vibration, so that the gas in inner cavity generates vibration, so that the air pressure of inner cavity
Variation is generated, microphone 9 senses the vibration of gas, and the information sensed is converted into electric signal.
Fig. 5 shows the structural schematic diagram of another embodiment of the utility model vibrating sensor.Shell includes being fastened on
Together and surround the upper casing 4 and lower casing 6 of inner cavity.Circuit board 5, the edge clamping of circuit board 5 are additionally provided in the inner cavity of shell
Between upper casing 4 and the side wall of lower casing 6.The inner cavity of shell is divided into first inner chamber 7, second inner chamber 11 by the circuit board 5.
Vibration component 100 is arranged in first inner chamber 7, and supporting part 1 can be fixed on the inner wall of first inner chamber；May be used also
To be, such as in one specific embodiment of the utility model, the supporting part 1 of vibration component 100 is clamped in the side of upper casing 4
Between wall and circuit board 5, vibration component 100 is fixed in the first inner chamber 7 of shell.
Microphone 9 and asic chip 8 are arranged in second inner chamber.With reference to Fig. 5, microphone 9 and asic chip 8
To be mounted on circuit board 5, and it is attached by way of lead.In order to draw the signal of circuit board 5, in lower casing 6
Electric fixed part 13 is additionally provided on side wall, one end of the electricity fixed part 13 and circuit board 5 are connected, and one end can be with 6 bottom end of lower casing
Circuit conducting, finally form in the outside of lower casing 6 for external pad 12.
The through-hole 10 of the first vibration component of connection 100 with microphone 9 is additionally provided on circuit board 5.It shakes when needing to use
When dynamic sensor, in the outside inputted vibration signal of shell, vibrating diaphragm 2 and mass block 3 are motivated by the vibration signal, 3 He of mass block
Vibrating diaphragm 2 generates vibration, so that the gas in first inner chamber 7 be made to generate vibration, and then is applied to second inner chamber 11 by through-hole 10
In, so that the air pressure in second inner chamber 11 generates variation, microphone 9 senses the vibration of gas, and the information sensed is turned
Change into electric signal into.
Although being described in detail by some specific embodiments of the example to the utility model, this field
It is to be understood by the skilled artisans that above example merely to be illustrated, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case where, to above embodiments
It modifies.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of vibration component for vibrating sensor, it is characterised in that: including hollow supporting part, by supporting part Vacancy
The vibrating diaphragm covered is set, and the mass block being fitted on vibrating diaphragm；The vibrating diaphragm includes positioned at edge and being connected on supporting part
Fixed part, positioned at central region and the vibration section that fits together with mass block, and between fixed part and vibration section
For adjusting the interconnecting piece of diaphragm oscillations amplitude and vibration damping.
2. vibration component according to claim 1, it is characterised in that: the interconnecting piece is ring.
3. vibration component according to claim 2, it is characterised in that: the section of the ring is serrated or wave
Shape.
4. vibration component according to claim 1, it is characterised in that: the supporting part, mass block are located at the same of vibrating diaphragm
Side is not ipsilateral.
5. vibration component according to claim 1, it is characterised in that: the supporting part it is hollow it is rounded, it is rectangular or
Ellipse；The shape of the mass block and the shape in diaphragm oscillations portion are matched.
6. vibration component according to claim 1, it is characterised in that: the vibrating diaphragm selects plastics vibrating diaphragm, papery vibrating diaphragm, gold
Belong to vibrating diaphragm or biological vibrating diaphragm.
7. vibration component according to claim 1, it is characterised in that: the vibrating diaphragm, which is selected, has answering for multilayer laminate constructions
Close vibrating diaphragm.
8. a kind of vibrating sensor, it is characterised in that: including surrounding the shell of inner cavity, and the Mike being arranged in housing cavity
Wind, vibration component as described in any one of claim 1 to 7.
9. vibrating sensor according to claim 8, it is characterised in that: further include circuit board, the circuit board is by shell
Inner cavity is divided into first inner chamber, second inner chamber, and the vibration component is arranged in first inner chamber, and the microphone is arranged second
In inner cavity, the through-hole of connection vibration component and microphone is provided on the circuit board.
10. vibrating sensor according to claim 8 or claim 9, it is characterised in that: the supporting part of the vibration component is connected to
On the inner wall of shell, or it is clamped in the side wall of shell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821236487.3U CN208434106U (en) | 2018-08-01 | 2018-08-01 | A kind of vibration component and vibrating sensor for vibrating sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821236487.3U CN208434106U (en) | 2018-08-01 | 2018-08-01 | A kind of vibration component and vibrating sensor for vibrating sensor |
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| CN208434106U true CN208434106U (en) | 2019-01-25 |
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| CN201821236487.3U Active CN208434106U (en) | 2018-08-01 | 2018-08-01 | A kind of vibration component and vibrating sensor for vibrating sensor |
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| CN110149574A (en) * | 2019-05-18 | 2019-08-20 | 安徽奥飞声学科技有限公司 | A kind of MEMS structure |
| CN110300364A (en) * | 2019-07-18 | 2019-10-01 | 东莞市瑞勤电子有限公司 | Bone conduction silicon microphone |
| CN110536220A (en) * | 2019-08-22 | 2019-12-03 | 歌尔股份有限公司 | The method and vibration sensing device of vibration sensing device sense vibrations |
| CN110602615A (en) * | 2019-08-22 | 2019-12-20 | 歌尔股份有限公司 | Vibration assembly for vibration sensing device and vibration sensing device |
| CN110631685A (en) * | 2019-09-05 | 2019-12-31 | 无锡韦尔半导体有限公司 | Vibration detection device and manufacturing method thereof |
| CN110907029A (en) * | 2019-11-18 | 2020-03-24 | 歌尔股份有限公司 | Calibration method of vibration sensing device |
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| WO2021000163A1 (en) * | 2019-06-30 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Bone-conduction mems microphone and mobile terminal |
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| CN112995864A (en) * | 2019-12-02 | 2021-06-18 | 易音特电子株式会社 | Acoustic vibration sensor using piezoelectric element having cantilever structure |
| WO2021134201A1 (en) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Optical bone conduction microphone |
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| CN112995864B (en) * | 2019-12-02 | 2022-08-02 | 易音特电子株式会社 | Acoustic vibration sensor using piezoelectric element having cantilever structure |
| CN111031424A (en) * | 2019-12-06 | 2020-04-17 | 歌尔股份有限公司 | Vibration sensing device, earphone and electronic equipment |
| CN111031424B (en) * | 2019-12-06 | 2021-11-16 | 潍坊歌尔微电子有限公司 | Vibration sensing device, earphone and electronic equipment |
| WO2021134170A1 (en) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Bone conduction microphone |
| WO2021134201A1 (en) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Optical bone conduction microphone |
| CN112161698A (en) * | 2020-03-25 | 2021-01-01 | 美律电子(深圳)有限公司 | Vibration sensor |
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| JP7600382B2 (en) | 2020-12-28 | 2024-12-16 | シェンツェン・ショックス・カンパニー・リミテッド | Vibration Sensors |
| CN114697824B (en) * | 2020-12-28 | 2023-08-25 | 深圳市韶音科技有限公司 | Vibration sensor |
| CN115244951A (en) * | 2021-01-11 | 2022-10-25 | 深圳市韶音科技有限公司 | Impedance device and system for simulating influence of head on vibration of vibration unit |
| JP7649573B2 (en) | 2021-01-14 | 2025-03-21 | シェンツェン・ショックス・カンパニー・リミテッド | speaker |
| US12072228B2 (en) | 2021-08-11 | 2024-08-27 | Shenzhen Shokz Co., Ltd. | Vibration sensors |
| US11662248B2 (en) | 2021-08-11 | 2023-05-30 | Shenzhen Shokz Co., Ltd. | Vibration sensors |
| TWI846123B (en) * | 2021-11-26 | 2024-06-21 | 大陸商深圳市韶音科技有限公司 | Vibration assembly and loudspeaker |
| TWI847339B (en) * | 2021-11-26 | 2024-07-01 | 大陸商深圳市韶音科技有限公司 | Vibration assemblies and sound transmission devices |
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