CN207622863U - A kind of test wall for acoustics experiment - Google Patents
A kind of test wall for acoustics experiment Download PDFInfo
- Publication number
- CN207622863U CN207622863U CN201721476693.7U CN201721476693U CN207622863U CN 207622863 U CN207622863 U CN 207622863U CN 201721476693 U CN201721476693 U CN 201721476693U CN 207622863 U CN207622863 U CN 207622863U
- Authority
- CN
- China
- Prior art keywords
- plate
- mounting plate
- mounting
- test wall
- fixing card
- 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
A kind of test wall for acoustics experiment of the utility model, test wall ontology side are provided with the shakeproof layer being made of shockproof cystosepiment；Sensor stand is fixedly installed by bolt and nut on the shakeproof layer, sensor stand includes two the first mounting plates, two the second mounting plates and four fixing cards, first mounting plate is L-shaped, it is an integral structure, including connecting plate and fixed plate, the connecting plate of two the first mounting plates is by being weldingly connected so that two the first mounting plates form T-shaped structure, and a fixing card is provided at the top of the fixed plate of two the first mounting plates；Second mounting plate is located at both ends at the top of two connecting plates；A fixing card is provided on each second mounting plate, it is simple in structure, multiple sensors can be installed from multiple angles, acoustical testing uses shakeproof layer for the position of sound transducer and the demand of quantity, avoids vibrations that error occurs.
Description
Technical field
The utility model is related to a kind of test wall, more particularly to a kind of test walls for acoustics experiment.
Background technology
Acoustics is tested, and is for simulating various ideal sound field conditions, the Special experimental of parameters measurement being carried out, to grind
Study carefully the rule and construction material, building structure, the sound absorption of building component, sound insulation and acoustic attenuation performance of Acoustic Wave Propagation.It is mainly used for mould
The propagation etc. of quasi- diffusion sound field, free found field and sound wave, in the prior art, the especially a variety of sonic test experiments of acoustics experiment
When, it needs to test same sound source from all angles, mostly uses greatly at present and multiple sensors are installed on wall indoors, but
It is due to not specific holder support, the sensor installation being mounted directly is not firm, and installation number is few, and since sound wave influences
Sensor can shake, and cause experimental data error.
Utility model content
The utility model proposes a kind of test wall for acoustics experiment regarding to the issue above, simple in structure, can be from more
A angle installs multiple sensors, and acoustical testing uses shakeproof layer for the position of sound transducer and the demand of quantity,
Avoid vibrations that error occurs.
Specific technical solution is as follows：
A kind of test wall for acoustics experiment, including test wall ontology, test wall ontology side is provided with by preventing
Shake the shakeproof layer that cystosepiment is constituted；Sensor stand, the sensor are fixedly installed by bolt and nut on the shakeproof layer
Number of holders is 5, is located at quadrangle and center on the test wall ontology, and the sensor stand includes two
First mounting plate, two the second mounting plates and four fixing cards, first mounting plate is L-shaped, is an integral structure, including even
Fishplate bar and fixed plate, the connecting plate of described two first mounting plates is by being weldingly connected so that two the first mounting plates form T words
The fixed plate top of shape structure, two the first mounting plates is provided with a fixing card；Second mounting plate is located at described two
Both ends at the top of a connecting plate, second mounting plate are square structure, second mounting plate by welding with it is described
First mounting plate is connected；A fixing card is provided on each second mounting plate；The fixing card is square thin plate, described
Fixing card side is equipped with U-shaped card mouth, and the U-shaped card mouth is internally provided with the flexible clamping layer being made of rubber elastomer.
Above-mentioned a kind of test wall for acoustics experiment, wherein the fixing card in the fixed plate is located at the top of fixed plate
Center.
Above-mentioned a kind of test wall for acoustics experiment, wherein the fixing card on second mounting plate is located at the
Two mounting plate centers.
Above-mentioned a kind of test wall for acoustics experiment, wherein the fixing card is fixed on described by welding
On second mounting plate and the fixed plate.
The beneficial effects of the utility model are：
The utility model tests wall and uses shakeproof layer, avoids vibrations that error occurs, and five sensor stands are from multiple sides
Position is tested, and sensor stand uses special construction, can be realized from front, rear, left and right four by the first, second mounting plate
Angle installs four sensors, for the position of sound transducer and the demand of quantity when meeting experiment.
Specially designed fixing structure, U-shaped card mouth are designed with effective clamping conducive to sensor, and setting inside bayonet
There is flexible clamping layer elastic effect, larger or smaller sensor can smoothly be clamped, and expand use scope.
Description of the drawings
Fig. 1 is the utility model front view.
Fig. 2 is the utility model right view.
Fig. 3 is the utility model sensor stand front view.
Fig. 4 is the utility model sensor stand left view.
Fig. 5 is the utility model fixing card schematic diagram.
Specific implementation mode
It is clear to make the technical solution of the utility model be more clear, below in conjunction with the accompanying drawings to the utility model into advancing one
Step description, any technical characteristic to technical solutions of the utility model carry out the scheme that equivalencing is obtained with conventional reasoning and fall
Enter scope of protection of the utility model.
Reference numeral
First mounting plate 1, connecting plate 11, fixed plate 12, the second mounting plate 2, fixing card 4, U-shaped card mouth 5, flexible clamping layer
6, test wall ontology 7, shakeproof layer 8, sensor stand 9.
A kind of test wall for acoustics experiment, including test wall ontology, test wall ontology side is provided with by preventing
Shake the shakeproof layer that cystosepiment is constituted；Sensor stand, the sensor are fixedly installed by bolt and nut on the shakeproof layer
Number of holders is 5, is located at quadrangle and center on the test wall ontology, and the sensor stand includes two
First mounting plate, two the second mounting plates and four fixing cards, first mounting plate is L-shaped, is an integral structure, including even
Fishplate bar and fixed plate, the connecting plate of described two first mounting plates is by being weldingly connected so that two the first mounting plates form T words
The fixed plate top of shape structure, two the first mounting plates is provided with a fixing card；Second mounting plate is located at described two
Both ends at the top of a connecting plate, second mounting plate are square structure, second mounting plate by welding with it is described
First mounting plate is connected；A fixing card is provided on each second mounting plate；The fixing card is square thin plate, described
Fixing card side is equipped with U-shaped card mouth, and the U-shaped card mouth is internally provided with the flexible clamping layer being made of rubber elastomer.It is described solid
Fixing card on fixed board is located at fixed plate top center；The fixing card on second mounting plate is located at the second installation
Plate center.The fixing card is fixed on by welding in second mounting plate and the fixed plate.
The beneficial effects of the utility model are：
The utility model tests wall and uses shakeproof layer, avoids vibrations that error occurs, and five sensor stands are from multiple sides
Position is tested, and sensor stand uses special construction, can be realized from front, rear, left and right four by the first, second mounting plate
Angle installs four sensors, for the position of sound transducer and the demand of quantity when meeting experiment.
Specially designed fixing structure, U-shaped card mouth are designed with effective clamping conducive to sensor, and setting inside bayonet
There is flexible clamping layer elastic effect, larger or smaller sensor can smoothly be clamped, and expand use scope.
Claims (4)
1. a kind of test wall for acoustics experiment, which is characterized in that including testing wall ontology, test wall ontology side is set
It is equipped with the shakeproof layer being made of shockproof cystosepiment；Sensor stand is fixedly installed by bolt and nut on the shakeproof layer, institute
It is 5 to state sensor stand quantity, is located at quadrangle and center on the test wall ontology, the sensor stand
Including two the first mounting plates, two the second mounting plates and four fixing cards, first mounting plate is L-shaped, is integral type knot
Structure, including connecting plate and fixed plate, the connecting plate of described two first mounting plates is by being weldingly connected so that two first installations
Plate forms T-shaped structure, and a fixing card is provided at the top of the fixed plate of two the first mounting plates；Second mounting plate position
The both ends at the top of described two connecting plates, second mounting plate are square structure, the side that second mounting plate passes through welding
Formula is connected with first mounting plate；A fixing card is provided on each second mounting plate；The fixing card is square
Thin plate, the fixing card side are equipped with U-shaped card mouth, and the U-shaped card mouth is internally provided with the flexible clamping being made of rubber elastomer
Layer.
2. a kind of test wall for acoustics experiment as described in claim 1, which is characterized in that the fixation in the fixed plate
It is positioned in fixed plate top center.
3. a kind of test wall for acoustics experiment as described in claim 1, which is characterized in that on second mounting plate
The fixing card is located at the second mounting plate center.
4. a kind of test wall for acoustics experiment as described in claim 1, which is characterized in that the fixing card passes through welding
Mode be fixed in second mounting plate and the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721476693.7U CN207622863U (en) | 2017-11-08 | 2017-11-08 | A kind of test wall for acoustics experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721476693.7U CN207622863U (en) | 2017-11-08 | 2017-11-08 | A kind of test wall for acoustics experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622863U true CN207622863U (en) | 2018-07-17 |
Family
ID=62828093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721476693.7U Active CN207622863U (en) | 2017-11-08 | 2017-11-08 | A kind of test wall for acoustics experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622863U (en) |
-
2017
- 2017-11-08 CN CN201721476693.7U patent/CN207622863U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101802506B1 (en) | Device and method for testing impedance characteristic and expansion performance of sound absorption material | |
| WO2015041780A3 (en) | Ultrasound transducer array of electro-acoustic modules | |
| US11383192B2 (en) | Acoustic aided air filter and a method of air filtration thereof | |
| JP2007010637A5 (en) | ||
| CN104215694A (en) | Acoustic insulation testing device for fabric | |
| EP2333537A3 (en) | Mode decomposition of sound waves using amplitude matching | |
| CN204228665U (en) | Fabric sound-adsorbing sound-insulating hung proving installation | |
| CN205049307U (en) | A acceleration sensor mounting fixture for vibration testing | |
| CN207622863U (en) | A kind of test wall for acoustics experiment | |
| CN102664002B (en) | Active noise attenuation system and sound absorption method on basis of minimum quadratic sum of reflecting acoustic pressure | |
| CN204044353U (en) | Closed Tunnel acoustic experiment noise source oriented array | |
| Putra et al. | Modelling sound radiation from a baffled vibrating plate for different boundary conditions using an elementary source technique | |
| CN203892147U (en) | Pump shock insulation and absorption device | |
| CN107748005A (en) | A kind of test wall for acoustics experiment | |
| CN108226289A (en) | The device and test specimen test method of acoustic emission probe and microseism probe are installed simultaneously | |
| CN207617624U (en) | A kind of sensor stand for acoustics experiment | |
| CN100523745C (en) | Acoustical insulation sound-deadening pipe used for on-site noise measurement and recognition | |
| CN104864943B (en) | A kind of calibrating installation and method of liquid level tester | |
| Putra et al. | Radiation efficiency of beam-stiffened plate: experimental setup and preliminary results | |
| CN204346988U (en) | Concrete acoustic emission test sensor auxiliary fixing device | |
| CN207540662U (en) | The novel sound velocity in seawater meter of fixed range resonance radiation trapping | |
| CN207675710U (en) | Across the hole probe wire synchronizer of pile foundation supersonic reflectoscope | |
| CN206656800U (en) | A kind of interior noise testing sensor | |
| CN104165929A (en) | Apparatus and method for measuring acoustical absorption coefficient by using pulse sound source and sound pressure-particle velocity (PU) probe | |
| CN107839617A (en) | A kind of sensor stand for acoustics experiment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |