CN208739425U - A kind of microphone gas shock noise suppressed support for pneumatic noise test - Google Patents
A kind of microphone gas shock noise suppressed support for pneumatic noise test Download PDFInfo
- Publication number
- CN208739425U CN208739425U CN201821266225.1U CN201821266225U CN208739425U CN 208739425 U CN208739425 U CN 208739425U CN 201821266225 U CN201821266225 U CN 201821266225U CN 208739425 U CN208739425 U CN 208739425U
- Authority
- CN
- China
- Prior art keywords
- mic
- mounting base
- pressure compensation
- microphone
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model provides a kind of microphone gas shock noise suppressed support suitable for pneumatic noise test, it include: MIC mounting cap, MIC sealing ring, MIC pressure compensation opening I, MIC pressure compensation opening II, MIC, MIC mounting base, locating slot, MIC fixed ring, fuzz fabric, the gap of mounting surface and MIC and MIC mounting base, the MIC mounting cap is threadedly coupled with MIC mounting base, the MIC sealing ring is located inside MIC mounting base, the MIC pressure compensation opening I and MIC pressure compensation opening II are located at the upper and lower part MIC, the MIC is located inside MIC mounting base, the mounting surface is located at MIC mounting base lower part, the locating slot is located at mounting surface lower part, the MIC fixed ring is mounted on the fixed fuzz fabric in MIC mounting base bottom , air-flow is reduced to the impact noise of microphone, and reduces the transmitting loss of sound source, while reducing influence of the external context noise to microphone.
Description
Technical field
The utility model relates to acoustical behavior engine bench test technical field, specially a kind of wheat for pneumatic noise test
Gram general mood stream impact noise inhibits support.
Background technique
To the demand of attribute quantification design in vehicle performance development process, the shortening of development cycle and exploitation are with vehicle in addition
It reduces, more and more parts, system-level performance development go to rack verifying by vehicle test.
In vehicle travel process, inside parts have air-flow and pass through such as air filter, exhaust pipe part, to simulate exemplar gas
Circulate out-of-date operating condition, and guarantees the data correctness that rack measurement obtains, to microphone intense impact when for stream conditions
Interference specially develops microphone installation production structure, and a part as standing wave pipe assembly is solidificated on standing wave tube.
Summary of the invention
The purpose of this utility model is to provide a kind of microphone gas shock noise suppresseds for pneumatic noise test
Support, to solve background above technical problem.
It makes an uproar in order to achieve the above object, providing a kind of microphone (referred to as: MIC) gas shock suitable for pneumatic noise test
Sound inhibits support, comprising: MIC mounting cap, MIC sealing ring, MIC pressure compensation opening I, MIC pressure compensation opening II, MIC, MIC peace
Fill seat, locating slot, MIC fixed ring, fuzz fabric, mounting surface and MIC and MIC mounting base gap, the MIC mounting cap and
MIC mounting base is threadedly coupled, and the MIC sealing ring is located inside MIC mounting base, the MIC pressure compensation opening I and MIC pressure
Balance hole II is located at the upper and lower part MIC, and the MIC is located inside MIC mounting base, and the mounting surface is located under MIC mounting base
Portion, the locating slot are located at mounting surface lower part, and the MIC fixed ring is mounted on the fixed fuzz fabric in MIC mounting base bottom.
Further, the MIC mounting cap is equipped with internal screw thread.
Further, the MIC mounting base is equipped with external screw thread.
Further, acoustics filler is installed additional in the MIC and bottom gap.
Further, the fuzz fabric is the different villus length of 1 ~ 2mm.
Further, the fuzz fabric may be configured as different densities.
The utility model has the beneficial effects that the MIC branch seat assembly has good air-tightness, letting out for gas not will cause
Dew and sound insulation effect, fuzz fabric can lower air-flow to MIC impact noise, and MIC branch seat assembly will not be produced because of airflow function
Raw resonance, guarantees the signal-to-noise ratio of measurement, and MIC mounting base guarantees the normal work and MIC branch seat assembly of microphone pressure compensation opening
Structure is simple, and manufacturing cost is lower.
Detailed description of the invention
Fig. 1 is the inhibition bearing structure illustration of the utility model.
Fig. 2 is the assembly mounting structure schematic diagram of the utility model.
Specific embodiment
In order to make the implement technical means of the utility model, creation characteristic, reach purpose and effect is easy to understand, under
Face combines and is specifically illustrating, and the utility model is further described, in the description of the present invention, it should be noted that unless another
There is specific regulation and limits, term " installation ", " company ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It can be and be detachably connected, or be integrally connected to be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also
It, can connection inside two elements with indirectly connected through an intermediary.
Embodiment 1
As depicted in figs. 1 and 2, a kind of microphone gas shock noise suppressed support for pneumatic noise test is provided,
Include: MIC mounting cap 1, MIC sealing ring 2, MIC pressure compensation opening I 3, MIC pressure compensation opening II 4, MIC5, MIC mounting base 6,
The gap 11 of locating slot 7, MIC fixed ring 8, fuzz fabric 9, mounting surface 10 and MIC and MIC mounting base, the MIC mounting cap 1
It is threadedly coupled with MIC mounting base 6, the MIC sealing ring 2 is located inside MIC mounting base 6, I 3 He of MIC pressure compensation opening
MIC pressure compensation opening II 4 is located at the upper and lower part MIC5, and the MIC5 is located inside MIC mounting base 6, the mounting surface 10
In 6 lower part of MIC mounting base, the locating slot 7 is located at 10 lower part of mounting surface, and the MIC fixed ring 8 is mounted on 6 bottom of MIC mounting base
On the fixed fuzz fabric 9 in portion.
Further, the MIC mounting cap 1 is equipped with internal screw thread.
Further, the MIC mounting base 6 is equipped with external screw thread
Embodiment 2
As depicted in figs. 1 and 2, a kind of microphone gas shock noise suppressed support for pneumatic noise test is provided,
Include: MIC mounting cap 1, MIC sealing ring 2, MIC pressure compensation opening I 3, MIC pressure compensation opening II 4, MIC5, MIC mounting base 6,
The gap 11 of locating slot 7, MIC fixed ring 8, fuzz fabric 9, mounting surface 10 and MIC and MIC mounting base, the MIC mounting cap 1
It is threadedly coupled with MIC mounting base 6, the MIC sealing ring 2 is located inside MIC mounting base 6, I 3 He of MIC pressure compensation opening
MIC pressure compensation opening II 4 is located at the upper and lower part MIC5, and the MIC5 is located inside MIC mounting base 6, the mounting surface 10
In 6 lower part of MIC mounting base, the locating slot 7 is located at 10 lower part of mounting surface, and the MIC fixed ring 8 is mounted on 6 bottom of MIC mounting base
On the fixed fuzz fabric 9 in portion.
Further, the MIC mounting cap 1 is equipped with internal screw thread.
Further, the MIC mounting base 6 is equipped with external screw thread
Further, acoustics fabric is installed additional in the MIC5 and bottom gap.
Embodiment 3
As depicted in figs. 1 and 2, a kind of microphone gas shock noise suppressed support for pneumatic noise test is provided,
Include: MIC mounting cap 1, MIC sealing ring 2, MIC pressure compensation opening I 3, MIC pressure compensation opening II 4, MIC5, MIC mounting base 6,
The gap 11 of locating slot 7, MIC fixed ring 8, fuzz fabric 9, mounting surface 10 and MIC and MIC mounting base, the MIC mounting cap 1
It is threadedly coupled with MIC mounting base 6, the MIC sealing ring 2 is located inside MIC mounting base 6, I 3 He of MIC pressure compensation opening
MIC pressure compensation opening II 4 is located at the upper and lower part MIC5, and the MIC5 is located inside MIC mounting base 6, the mounting surface 10
In 6 lower part of MIC mounting base, the locating slot 7 is located at 10 lower part of mounting surface, and the MIC fixed ring 8 is mounted on 6 bottom of MIC mounting base
On the fixed fuzz fabric 9 in portion.
Further, the MIC mounting cap 1 is equipped with internal screw thread.
Further, the MIC mounting base 6 is equipped with external screw thread
Further, acoustics fabric is installed additional in the MIC5 and bottom gap.
Further, the fuzz fabric 9 is the different villus length of 1 ~ 2mm.
Embodiment 4
As depicted in figs. 1 and 2, a kind of microphone gas shock noise suppressed support for pneumatic noise test is provided,
Include: MIC mounting cap 1, MIC sealing ring 2, MIC pressure compensation opening I 3, MIC pressure compensation opening II 4, MIC5, MIC mounting base 6,
The gap 11 of locating slot 7, MIC fixed ring 8, fuzz fabric 9, mounting surface 10 and MIC and MIC mounting base, the MIC mounting cap 1
It is threadedly coupled with MIC mounting base 6, the MIC sealing ring 2 is located inside MIC mounting base 6, I 3 He of MIC pressure compensation opening
MIC pressure compensation opening II 4 is located at the upper and lower part MIC5, and the MIC5 is located inside MIC mounting base 6, the mounting surface 10
In 6 lower part of MIC mounting base, the locating slot 7 is located at 10 lower part of mounting surface, and the MIC fixed ring 8 is mounted on 6 bottom of MIC mounting base
On the fixed fuzz fabric 9 in portion.
Further, the MIC mounting cap 1 is equipped with internal screw thread.
Further, the MIC mounting base 6 is equipped with external screw thread
Further, acoustics fabric is installed additional in the MIC5 and bottom gap.
Further, the fuzz fabric 9 is the different villus length of 1 ~ 2mm.
Further, the fuzz fabric 9 may be configured as different densities.
The working principle of the utility model are as follows: MIC fixed ring 8, fixed fuzz fabric 9 cooperate MIC sealing ring 2 and peace
Dress face 10 forms the signal-to-noise ratio that three seals design guarantees measurement；Fuzz fabric 9 is reduced when carrying out band air-flow exemplar measurement
Air-flow reduces the transmitting loss of sound source to the impact noise of microphone；MIC sealing ring 2 cooperates MIC mounting base 6, inserts in MIC5
After entering, guarantee that there is good air-tightness, guarantees the normal work of microphone pressure compensation opening I 3 and microphone pressure compensation opening II 4
Make.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range by the attached claims pass through book and its equivalent thereof.
Claims (6)
1. a kind of microphone gas shock noise suppressed support for pneumatic noise test, comprising: MIC mounting cap, MIC sealing
Circle, MIC pressure compensation opening I, MIC pressure compensation opening II, MIC, MIC mounting base, locating slot, MIC fixed ring, fuzz fabric, peace
The gap in dress face and MIC and MIC mounting base, it is characterised in that: the MIC mounting cap is threadedly coupled with MIC mounting base, described
MIC sealing ring is located inside MIC mounting base, and the MIC pressure compensation opening I and MIC pressure compensation opening II are located at the top MIC under
Portion, the MIC are located inside MIC mounting base, and the mounting surface is located at MIC mounting base lower part, and the locating slot is located at mounting surface
Lower part, the MIC fixed ring are mounted on the fixed fuzz fabric in MIC mounting base bottom.
2. a kind of microphone gas shock noise suppressed support for pneumatic noise test according to claim 1,
Be characterized in that: the MIC mounting cap is equipped with internal screw thread.
3. a kind of microphone gas shock noise suppressed support for pneumatic noise test according to claim 1,
Be characterized in that: the MIC mounting base is equipped with external screw thread.
4. a kind of microphone gas shock noise suppressed support for pneumatic noise test according to claim 1,
It is characterized in that: installing acoustics fabric additional in the MIC and bottom gap.
5. a kind of microphone gas shock noise suppressed support for pneumatic noise test according to claim 1,
Be characterized in that: the fuzz fabric is the different villus length of 1 ~ 2mm.
6. a kind of microphone gas shock noise suppressed support for pneumatic noise test according to claim 1,
Be characterized in that: the fuzz fabric may be configured as different densities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266225.1U CN208739425U (en) | 2018-08-07 | 2018-08-07 | A kind of microphone gas shock noise suppressed support for pneumatic noise test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266225.1U CN208739425U (en) | 2018-08-07 | 2018-08-07 | A kind of microphone gas shock noise suppressed support for pneumatic noise test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208739425U true CN208739425U (en) | 2019-04-12 |
Family
ID=66028517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821266225.1U Active CN208739425U (en) | 2018-08-07 | 2018-08-07 | A kind of microphone gas shock noise suppressed support for pneumatic noise test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208739425U (en) |
-
2018
- 2018-08-07 CN CN201821266225.1U patent/CN208739425U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202285406U (en) | Mobile phone with receiver capable of being freely arranged | |
| CN205425204U (en) | Air purifier | |
| EP2907436A1 (en) | A motor denoising structure applied to vacuum cleaners | |
| CN208739425U (en) | A kind of microphone gas shock noise suppressed support for pneumatic noise test | |
| CN102625201B (en) | Wind noise reducing device for microphone | |
| CN203337365U (en) | Automobile muffler transmission loss testing system | |
| CN204572517U (en) | A kind of gas tunnel construction ventilation device | |
| CN209449074U (en) | A kind of seismograph station electronic equipment antistatic protection shell | |
| CN209472608U (en) | A kind of combined electrical source filter of simple installation | |
| CN104501937B (en) | Method for testing radiation noise of power assembly of finished vehicle | |
| CN206387792U (en) | A kind of vibrationproof stabilising arrangement for flue gas analyzer | |
| CN105043744A (en) | Performance test instrument of intake air bypass valve and using method thereof | |
| CN201318171Y (en) | Slurry signal impulsator | |
| CN205388928U (en) | Dry type transformer casing | |
| CN207942729U (en) | A kind of high velocity ram machine sound insulation box structure | |
| CN207850450U (en) | A kind of Ultrasonic Wave Flowmeter noise reduction fairing | |
| CN208721248U (en) | A kind of solenoid valve noise measuring equipment | |
| CN202229366U (en) | Vertical conditioner | |
| CN207692058U (en) | Acoustic element test box | |
| CN105486438A (en) | Vibration cylinder pressure transducer of vibration damping integrated structure | |
| CN205383024U (en) | Air inlet pipe for air filter | |
| CN106679877A (en) | Improved air conditioner-used pressure measurement device | |
| CN205879476U (en) | Motor gas tightness detection device | |
| CN201503262U (en) | Air cleft type bandwidth detecting device | |
| CN205532812U (en) | A blast pipe structure for automobile muffler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |