CN108019064A - Anechoic chamber for audio frequency apparatus detection - Google Patents
Anechoic chamber for audio frequency apparatus detection Download PDFInfo
- Publication number
- CN108019064A CN108019064A CN201610949472.0A CN201610949472A CN108019064A CN 108019064 A CN108019064 A CN 108019064A CN 201610949472 A CN201610949472 A CN 201610949472A CN 108019064 A CN108019064 A CN 108019064A
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- China
- Prior art keywords
- plate
- sound
- audio frequency
- frequency apparatus
- anechoic chamber
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 125000006850 spacer group Chemical group 0.000 claims abstract description 14
- 230000003584 silencer Effects 0.000 claims description 26
- 238000004378 air conditioning Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 18
- 229920001971 elastomer Polymers 0.000 claims description 12
- 239000005060 rubber Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009467 reduction Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/22—Theatres; Concert halls; Studios for broadcasting, cinematography, television or similar purposes
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/8404—Sound-absorbing elements block-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
- F16L5/10—Sealing by using sealing rings or sleeves only
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention provides the anechoic chamber for audio frequency apparatus detection, anechoic chamber for audio frequency apparatus detection, including first layer sound-proof wall body and second layer sound-proof wall body, the first layer wall is outside the second layer wall, the first layer sound-proof wall body is by foreboard, back plate, left plate, right plate, the square that top plate and bottom plate surround jointly, the second layer sound-proof wall body is by front baffle, rear bulkhead, left clapboard, right clapboard, the square that roof spacer and base spacer surround jointly, the foreboard is equipped with outer soundproof door, the front baffle is equipped with internal sound insulation door, it is identical that the outer soundproof door and the internal sound insulation door open up position.The anechoic chamber for being used for audio frequency apparatus detection described in the invention is rational in infrastructure, easy to carry, soundproof effect is good, sturdy and durable, well-ventilated, give operating personnel to provide a kind of comfortable, quiet working environment.
Description
Technical field
The invention belongs to noise insulation equipment field, is especially for the anechoic chamber of audio frequency apparatus detection.
Background technology
In recent years, making rapid progress with electronic product, requirement of the consumer for these product qualities is also higher and higher,
The test job of electronic product is also more and more cumbersome, and acoustic audio test is the important component of electronic product functional test.
In order to test the audio performance of electronic product, test process is needed in the sound insulation influenced from ambient noise
Carried out in room.Sound insulation house can also be applied in fields such as machinery, air-conditioning, medical treatment at the same time.Most of existing soundproof room uses reinforcing bar
Concrete or gypsum board structure, floor space is larger and is difficult to carry, and ventilation effect is not good enough in soundproof room, and air quality is bad,
Comfortable, quiet working environment can not be provided to operating personnel.
The content of the invention
In view of this, the invention is directed to the anechoic chamber for audio frequency apparatus detection, to overcome the defects of existing,
Its is rational in infrastructure, easy to carry, soundproof effect is good, sturdy and durable, well-ventilated.
To reach above-mentioned purpose, what the technical solution of the invention was realized in:
The anechoic chamber detected for audio frequency apparatus, including first layer sound-proof wall body and second layer sound-proof wall body, described first
For layer wall outside the second layer wall, the first layer sound-proof wall body is by foreboard, back plate, left plate, right plate, top plate
The square surrounded jointly with bottom plate, the second layer sound-proof wall body be by front baffle, rear bulkhead, left clapboard, right clapboard, top every
The square that plate and base spacer surround jointly, the foreboard are equipped with outer soundproof door, and the front baffle is equipped with internal sound insulation door, institute
State soundproof door and be surrounded by sound insulating seal bar, it is identical that the outer soundproof door and the internal sound insulation door open up position, two-layer sound insulating wall
The setting of body helps further to reduce the indoor noise of sound insulation.
Further, the foreboard, back plate, left plate, right plate, top plate and plate inner surface are equipped with boss, described
Boss size is respectively less than the foreboard, back plate, left plate, right plate, top plate and plate outer surface size, the adjacent boss it
Between can male-female engagement, be bolted to connection between the foreboard, back plate, left plate, right plate, top plate and bottom plate, institute
The splicing better tightness of the first layer sound-proof wall body can be made by stating the setting of boss, lift overall soundproof effect, and described
One layer of sound-proof wall body is bolted to connection.
Further, the front baffle, rear bulkhead, left clapboard, right clapboard, the uniform branch of roof spacer and base spacer outer surface
There are some grooves, the groove is embedded with rubber block, and the groove and the first layer soundproof wall are stretched out in described rubber block one end
Internal surface bonding, realizes the soft contact between the first layer sound-proof wall body and the second layer sound-proof wall body, reduction is shaken
The frequency noise of movable property life, can be effectively isolated external noise.
Further, the right plate has observation window and identical a, observation that opens up position with being set on the right clapboard
Window is double layer glass layer, conveniently extraneous can observe sound insulation indoor situations.
Further, transmission window is offered on the right plate and the right clapboard, the transmission window surrounding is set
There is sound insulating seal bar, the transmission window can carry out the transmission of small parts or article, so as to avoid opening soundproof door, operation
It is convenient, lift work efficiency.
Further, air-conditioning device is equipped with the top of the sound insulation house, sound proof housing is covered with outside the air-conditioning device, it is described to disappear
Sound cover is the closed cavity surrounded by the Boards wall connection of filling sound-absorbing material, and the silencer cover bottom opens up some ventilations
Hole, the silencer cover top offer pipeline hole.
Further, the ventilation hole shape is bending, can effectively eliminate the noise produced at air-conditioner air outlet.
Further, the pipeline bore dia is slightly larger than air-conditioning duct diameter, pipeline hole inner wall bonding sound-proof material, institute
Stating sound-proof material can be in close contact with air-conditioning duct outer surface, the external silencer mechanism in pipeline hole, and the silencer mechanism is cone
Shape is round table-like, and bottom surface opens up the through hole equal with air-conditioning duct diameter on the silencer mechanism, bottom on the silencer mechanism
Face is embedded in the pipeline hole, is fitted closely at the silencer mechanism side wall and pipeline hole aperture and joint place is equipped with sealing
Circle, air-conditioning duct can effectively resist the introducing of ambient noise, further ensure that when passing through the silencer mechanism and the pipeline hole
The soundproof effect of soundproof room.
Further, the bottom plate bottom surface is fixedly connected with pallet, is carried using fork truck, the pallet bottom surface
Adhesive rubber pad, realizes the soft effect for contacting, playing damping noise reduction between soundproof room and ground.
Relative to the prior art, the anechoic chamber for being used for audio frequency apparatus detection described in the invention has the advantage that:
(1) anechoic chamber for being used for audio frequency apparatus detection described in the invention is simple in structure, conveniently moving, effectively isolation
Outdoor noise.
(2) the anechoic chamber's inner air circulation for being used for audio frequency apparatus detection described in the invention is good, and temperature is adjustable
It is whole, using the teaching of the invention it is possible to provide a kind of comfortable, quiet working environment.
Brief description of the drawings
The attached drawing for forming the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made is used to explain the invention, does not form the improper restriction to the invention.
In attached drawing:
Fig. 1 is the anechoic chamber's overall structure diagram for being used for audio frequency apparatus detection described in the invention embodiment;
Fig. 2 is the anechoic chamber's configuration schematic diagram for being used for audio frequency apparatus detection described in the invention embodiment;
Fig. 3 is that the anechoic chamber for being used for audio frequency apparatus detection described in the invention embodiment faces cross-section structure signal
Figure;
Fig. 4 is to be used to regarding cross-section structure illustrate on the right side of the anechoic chamber of audio frequency apparatus detection described in the invention embodiment
Figure;
Fig. 5 is the sound proof housing cross-sectional view described in the invention embodiment;
Fig. 6 is the sound proof housing cross-section structure close-up schematic view described in the invention embodiment.
Description of reference numerals:
1- first layer sound-proof wall bodies;11- foreboards;12- back plates;13- left plates;14- right plates;15- top plates;16- bottom plates;
2- second layer sound-proof wall bodies;21- front baffles;22- rear bulkheads;23- left clapboards;24- right clapboards;25- roof spacers;26- base spacers;
The outer soundproof doors of 3-;4- internal sound insulation doors;5- boss;6- grooves;7- rubber blocks;8- observation windows;9- transmits window;10- air-conditioning devices;
101- sound proof housings;1011- air vents;1012 pipeline holes;1013- silencer mechanisms;1014- air-conditioning ducts;161- pallets;162- rubbers
Rubber cushion.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the invention and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the invention.
The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments creates.
As shown in Figs 1-4, the anechoic chamber for audio frequency apparatus detection, including first layer sound-proof wall body 1 and second layer sound insulation
Wall 2, for the first layer wall 1 outside the second layer wall 2, the first layer sound-proof wall body 1 is by foreboard 11, back plate
12nd, the square that left plate 13, right plate 14, top plate 15 and bottom plate 16 surround jointly, the second layer sound-proof wall body 2 is by preceding
The square that partition plate 21, rear bulkhead 22, left clapboard 23, right clapboard 24, roof spacer 25 and base spacer 26 surround jointly, the foreboard
11 are equipped with outer soundproof door 3, and the front baffle 21 is equipped with internal sound insulation door 4, and the soundproof door is surrounded by sound insulating seal bar, institute
State outer soundproof door 3 and the internal sound insulation door 4 and open up that position is identical, the setting of two-layer sound insulating wall body helps further to reduce sound insulation
Indoor noise.
The foreboard 11, back plate 12, left plate 13, right plate 14, top plate 15 and 16 inner surface of bottom plate are equipped with boss 5,
5 size of boss is respectively less than the foreboard 11, back plate 12, left plate 13,16 outer surface ruler of right plate 14, top plate 15 and bottom plate
It is very little, between the adjacent boss 5 can male-female engagement, the foreboard 11, back plate 12, left plate 13, right plate 14,15 and of top plate
It is bolted to connection between bottom plate 16, the setting of the boss 5 can make the splicing leakproofness of the first layer sound-proof wall body 1
More preferably, overall soundproof effect is lifted, the first layer sound-proof wall body 1 is bolted to connection.
The front baffle 21, rear bulkhead 22, left clapboard 23, right clapboard 24, roof spacer 25 and 26 outer surface of base spacer are uniform
There are some grooves 6 in branch, and the groove 6 is embedded with rubber block 7, and the groove 6 and described first is stretched out in described 7 one end of rubber block
Layer sound-proof wall body 1 inner surface bonding, realizes soft between the first layer sound-proof wall body 1 and the second layer sound-proof wall body 2
Contact, reduces the frequency noise that vibration produces, can be effectively isolated external noise.
The right plate 14 has observation window 8 and opens up that position is identical, and the observation window 8 is with being set on the right clapboard 24
Double layer glass layer, conveniently extraneous can observe sound insulation indoor situations.
Offered on the right plate 14 and the right clapboard 24 transmit window 9, it is described transmission window 9 be surrounded by every
Sound sealing strip, the transmission window 9 can carry out the transmission of small parts or article, so as to avoid opening soundproof door, operation is just
Victory, lifts work efficiency.
As seen in figs. 5-6, air-conditioning device 10 is equipped with the top of the sound insulation house, sound proof housing is covered with outside the air-conditioning device 10
101, the silencer cover 101 is to connect the closed cavity surrounded, 101 bottom of silencer cover by the Boards wall of filling sound-absorbing material
Portion opens up some air vents 1011, and the top of silencer cover 101 offers pipeline hole 1012.
1011 shape of air vent is bending, can effectively eliminate the noise produced at air-conditioner air outlet.
1012 diameter of pipeline hole is slightly larger than 1014 diameter of air-conditioning duct, and 1012 inner wall of pipeline hole is bonded sound insulation
Cotton, the sound-proof material can be in close contact with 1014 outer surface of air-conditioning duct, the external silencer mechanism 1013 in pipeline hole 1012,
The silencer mechanism 1013 is conical round table shape, and bottom surface opens up and 1014 diameter of air-conditioning duct on the silencer mechanism 1013
Equal through hole, 1013 upper bottom surface of silencer mechanism are embedded in the pipeline hole 1012,1013 side wall of silencer mechanism with
Fitted closely at 1012 aperture of pipeline hole and joint place is equipped with sealing ring, air-conditioning duct 1014 passes through the silencer mechanism
1013 and when pipeline hole 1012 can effectively resist the introducing of ambient noise, further ensure that the soundproof effect of soundproof room.
As shown in figure 3,16 bottom surface of bottom plate is fixedly connected with pallet 161, carried using fork truck, the pallet
161 bottom surface adhesive rubber pads 162, realize the soft effect for contacting, playing damping noise reduction between soundproof room and ground.
The foregoing is merely the preferred embodiment of the invention, is not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on, should be included in the invention
Protection domain within.
Claims (9)
1. for the anechoic chamber of audio frequency apparatus detection, including first layer sound-proof wall body (1) and second layer sound-proof wall body (2), it is special
Sign is:The first layer wall (1) is exterior in the second layer wall (2), and the first layer sound-proof wall body (1) is by foreboard
(11), the square that back plate (12), left plate (13), right plate (14), top plate (15) and bottom plate (16) surround jointly, described
Two layers of sound-proof wall body (2) are by front baffle (21), rear bulkhead (22), left clapboard (23), right clapboard (24), roof spacer (25) and bottom
The square that partition plate (26) surrounds jointly, the foreboard (11) are equipped with outer soundproof door (3), and the front baffle (21) is equipped with interior
Soundproof door (4), it is identical that the outer soundproof door (3) with the internal sound insulation door (4) opens up position.
2. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:The foreboard (11), after
Plate (12), left plate (13), right plate (14), top plate (15) and bottom plate (16) inner surface are equipped with boss (5), the boss
(5) size is respectively less than the foreboard (11), back plate (12), left plate (13), right plate (14), top plate (15) and bottom plate (16) outside
Surface size, between the adjacent boss (5) can male-female engagement, it is the foreboard (11), back plate (12), left plate (13), right
It is bolted to connection between side plate (14), top plate (15) and bottom plate (16).
3. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:The front baffle (21),
Rear bulkhead (22), left clapboard (23), right clapboard (24), roof spacer (25) and base spacer (26) uniform branch in outer surface have some recessed
Groove (6), the groove are embedded with rubber block (7), described rubber block (7) one end stretch out the groove (6) and the first layer every
Sound wall (1) inner surface is bonded.
4. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:The right plate (14) and
Being set on the right clapboard (24) has observation window (8) and opens up that position is identical, and the observation window (8) is double layer glass layer.
5. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:The right plate (14) and
Offered on the right clapboard and transmit window (9), the transmission window (9) is surrounded by sound insulating seal bar.
6. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:Set at the top of the sound insulation house
There is air-conditioning device (10), sound proof housing (101) is covered with outside the air-conditioning device (10), the silencer cover (101) is inhaled by filling
The closed cavity that the Boards wall connection of sound material surrounds, silencer cover (101) bottom opens up some air vents (1011), institute
State and offer pipeline hole (1012) at the top of silencer cover (101).
7. the anechoic chamber according to claim 6 for audio frequency apparatus detection, it is characterised in that:The air vent (1011)
Shape is bending.
8. the anechoic chamber according to claim 6 for audio frequency apparatus detection, it is characterised in that:The pipeline hole (1012)
Diameter is slightly larger than air-conditioning duct diameter, and pipeline hole (1012) inner wall is bonded sound-proof material, and the sound-proof material can be with air-conditioner pipe
Road outer surface is in close contact, and the external silencer mechanism of the pipeline hole (1012) (1013), the silencer mechanism (1013) is taper
Round table-like, bottom surface opens up the through hole equal with air-conditioning duct diameter, the silencer mechanism on the silencer mechanism (1013)
(1013) upper bottom surface is embedded in the pipeline hole (1012), silencer mechanism (1013) side wall and pipeline hole (1012) hole
Fitted closely at mouthful and joint place is equipped with sealing ring.
9. the anechoic chamber according to claim 1 for audio frequency apparatus detection, it is characterised in that:Bottom plate (16) bottom
Face is fixedly connected with pallet (161), pallet (161) the bottom surface adhesive rubber pad (162).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610949472.0A CN108019064A (en) | 2016-11-02 | 2016-11-02 | Anechoic chamber for audio frequency apparatus detection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610949472.0A CN108019064A (en) | 2016-11-02 | 2016-11-02 | Anechoic chamber for audio frequency apparatus detection |
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Publication Number | Publication Date |
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CN108019064A true CN108019064A (en) | 2018-05-11 |
Family
ID=62070809
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Application Number | Title | Priority Date | Filing Date |
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CN201610949472.0A Pending CN108019064A (en) | 2016-11-02 | 2016-11-02 | Anechoic chamber for audio frequency apparatus detection |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109138785A (en) * | 2018-10-26 | 2019-01-04 | 苏州岸肯电子科技有限公司 | A kind of soundproof door of anechoic chamber |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08199702A (en) * | 1995-01-20 | 1996-08-06 | Yokohama Sekiyu Kk | Sound-insulating wall and sound-insulating chamber |
CN101761732A (en) * | 2008-12-24 | 2010-06-30 | 同方威视技术股份有限公司 | Sound insulation system for noise source |
CN201593249U (en) * | 2010-02-03 | 2010-09-29 | 付红瑞 | Audiometric room |
CN102251700A (en) * | 2011-05-05 | 2011-11-23 | 葛洲坝集团第五工程有限公司 | Mobile combined type sound insulation room |
CN202578056U (en) * | 2012-03-20 | 2012-12-05 | 广州恒净净化科技有限公司 | Purification sound-proof chamber |
CN104372886A (en) * | 2014-11-06 | 2015-02-25 | 安徽鸿路钢结构(集团)股份有限公司 | Combined type sound-insulation wall board and assembling method thereof |
CN204291336U (en) * | 2014-12-15 | 2015-04-22 | 深圳市佳晨科技有限公司 | A kind of side enabling sound proof box |
CN206360424U (en) * | 2016-11-02 | 2017-07-28 | 天津瑞祥千弘科技发展有限公司 | A kind of audio frequency apparatus detection sound insulation house |
-
2016
- 2016-11-02 CN CN201610949472.0A patent/CN108019064A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08199702A (en) * | 1995-01-20 | 1996-08-06 | Yokohama Sekiyu Kk | Sound-insulating wall and sound-insulating chamber |
CN101761732A (en) * | 2008-12-24 | 2010-06-30 | 同方威视技术股份有限公司 | Sound insulation system for noise source |
CN201593249U (en) * | 2010-02-03 | 2010-09-29 | 付红瑞 | Audiometric room |
CN102251700A (en) * | 2011-05-05 | 2011-11-23 | 葛洲坝集团第五工程有限公司 | Mobile combined type sound insulation room |
CN202578056U (en) * | 2012-03-20 | 2012-12-05 | 广州恒净净化科技有限公司 | Purification sound-proof chamber |
CN104372886A (en) * | 2014-11-06 | 2015-02-25 | 安徽鸿路钢结构(集团)股份有限公司 | Combined type sound-insulation wall board and assembling method thereof |
CN204291336U (en) * | 2014-12-15 | 2015-04-22 | 深圳市佳晨科技有限公司 | A kind of side enabling sound proof box |
CN206360424U (en) * | 2016-11-02 | 2017-07-28 | 天津瑞祥千弘科技发展有限公司 | A kind of audio frequency apparatus detection sound insulation house |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109138785A (en) * | 2018-10-26 | 2019-01-04 | 苏州岸肯电子科技有限公司 | A kind of soundproof door of anechoic chamber |
CN109138785B (en) * | 2018-10-26 | 2020-07-24 | 苏州岸肯电子科技有限公司 | Soundproof door of anechoic room |
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Application publication date: 20180511 |