CN105780973A - Noise-reduction and passing-air-decompression pipe for high partitions of indoor offices of buildings and application thereof - Google Patents
Noise-reduction and passing-air-decompression pipe for high partitions of indoor offices of buildings and application thereof Download PDFInfo
- Publication number
- CN105780973A CN105780973A CN201610295368.4A CN201610295368A CN105780973A CN 105780973 A CN105780973 A CN 105780973A CN 201610295368 A CN201610295368 A CN 201610295368A CN 105780973 A CN105780973 A CN 105780973A
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- Prior art keywords
- crossed
- metal tube
- noise reduction
- air
- relief pipe
- Prior art date
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- 238000005192 partition Methods 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 55
- 239000011521 glass Substances 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 229920000742 Cotton Polymers 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 18
- 239000004568 cement Substances 0.000 claims description 15
- 230000030279 gene silencing Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000002023 wood Substances 0.000 abstract 1
- 210000002268 wool Anatomy 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 description 9
- 238000012913 prioritisation Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 1
- 208000001435 Thromboembolism Diseases 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/7407—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts
- E04B2/7409—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts special measures for sound or thermal insulation, including fire protection
Abstract
The invention provides a noise-reduction and passing-air-decompression pipe for high partitions of indoor offices of buildings. The noise-reduction and passing-air-decompression pipe comprises a metal pipe having a rectangular cross section, wherein the metal pipe is provided with an air inlet section, a straight pipe section and an air outlet section sequentially; a noise-reduction wool board is adhered onto the whole inner wall of the metal pipe, and one end, close to the air inlet section, inside the straight pipe section is also provided with a swinging soft rubber valve. The invention also provides application of the noise-reduction and passing-air-decompression pipe. A high-partition compartment is included, wherein a door wall of the high-partition compartment is provided with a doorway and a glass door or a wood door, suspended ceilings are arranged inside and outside the compartment, the noise-reduction and passing-air-decompression pipe is arranged on the door wall and above the suspended ceiling and is fixedly connected with the door wall by steel angles, an air inlet of the pipe is provided with an air inlet shutter, an air outlet of the pipe is provided with a rat proofing mesh, the air inlet is located at one side of the door wall and embedded into a connectorof the suspended ceiling inside the compartment, and the air outlet is positioned at the other side of the door wall and directly faces the bottom surface of a floor slab. The noise-reduction and passing-air-decompression pipe can effectively solve the problem of air pressure difference generated at the moment of opening and closing a door panel in a high-partition system, and can prevent noise caused by vibration of windows and glass partitions of in an office due to air impact.
Description
Technical field
The present invention relates to building field, specifically building height cuts off the indoor pipe fitting playing voltage stabilizing sound deadening.
Background technology
Raising along with people's living standard, the privacy of working environment and the requirement of comfortableness is also more and more higher, the finished glass in modern office place and frame assembled constitute high partitioning system and have good soundproof effect, provide the privacy of higher degree for each working space, maintain again the easily bright of working environment simultaneously.Totally enclosed type adhesive tape sealing is adopted between glass and framework owing to cutting off, indoor sealing is strong, and when the door in office opens and closes, the door-plate of rotation can cause indoor gas to spring up, make indoor and outdoor produce bigger instantaneous differential pressure, indoor window and glass partition to be shaken send noise by gas shock.Although this transient flow is had certain cushioning effect by the pipeline for giving wind for air conditioner system in current communication chamber, but pipeline for giving wind for air conditioner can be caused moment thromboembolism by transient flow, is unfavorable for the stable operation of air-conditioning.It is therefore desirable to improve.
Summary of the invention
The purpose of the present invention is to propose to the height partition noise reduction of a kind of Indoor environment office and cross wind relief pipe, it is exclusively used in and solves the High Pressure Difference problem that door-plate in high partitioning system opens and closes moment and produces, it is installed in existing high partitioning system, it is avoided that the moment that door-plate opens and closes causes indoor noise, guarantees the air-conditioning stable operation of high partitioning system simultaneously.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of Indoor environment office height cuts off noise reduction and crosses wind relief pipe, it includes metal tube, the cross section of described metal tube is rectangle, the stage casing of metal tube is respectively perpendicular with the straight length air inlet section in straight length, two ends and air outlet section, air inlet section has air inlet, air outlet section has air outlet, the inwall of metal tube has sticked silencing cotton plate entirely, in the cross section of metal tube, long a is 500~800mm, inner width b is 100~300mm, and the centrage total length of metal tube is 1200~1800mm.
Prioritization scheme, it is provided with swingable soft rubber valve near air inlet Duan Duan in the straight length of metal tube, the thickness of soft rubber valve is 2~3mm, the gap of the silencing cotton plate in the outer rim of described soft rubber valve and inner wall of metal tube is 2~3mm, its top is connected on the inwall of metal tube, and namely metal tube can be closed or swing with the air-flow in metal tube by soft rubber valve.The concrete attachment structure of soft rubber valve may is that the top of soft rubber valve has valve perforation, two upper lateral part correspondence valve perforations of the straight length of metal tube have 2 pipe perforation of symmetry, soft rubber valve is placed on bearing pin by valve perforation activity, and the two ends of bearing pin insert in interior the fixing with metal tube of pipe perforation of metal tube respectively and are connected.
Further prioritization scheme, described metal tube is made by galvanized sheet metal.
Further prioritization scheme, described silencing cotton plate is the polyester fiber acoustical cotton that 15~25mm is thick.
Further prioritization scheme, the inwall of described metal tube is bonded with some bar for lines, and described bar for line makes the fastening of silencing cotton plate be pasted on metal tube.
nullWind relief pipe is crossed in the height partition noise reduction of above-mentioned Indoor environment office and is applied to existing Indoor environment,This Indoor environment belongs to the environment comparing sealing,It includes high partition compartment,The described high compartment that cuts off is floor space to be separated by high partition wall,Each high partition compartment has wherein 1 high partition wall to be door wall,Door wall is provided with doorway and is provided with glass door or timber,The high partition in compartment is externally provided with suspended ceiling,Door wall above suspended ceiling is provided with above-mentioned noise reduction and crosses wind relief pipe,Noise reduction is crossed outer wall in the middle part of wind relief pipe and is connected by angle steel is fixing with door wall,Noise reduction is crossed the air inlet of wind relief pipe and is provided with air port BAIYE、Air outlet is provided with rodent-proof mesh,The air inlet that on the high suspended ceiling cut off in compartment, wind relief pipe is crossed in corresponding noise reduction is provided with connector,Described noise reduction is crossed the air inlet of wind relief pipe and is positioned at the side of a wall and embeds the connector of suspended ceiling,Noise reduction is crossed the air outlet of wind relief pipe and is positioned at the opposite side of a wall and just to soffit and distance soffit 300~500mm.
Prioritization scheme, described noise reduction is crossed and is respectively equipped with channel-section steel block on the air inlet section of wind relief pipe and air outlet section outer wall, and one end of suspension rod is connected on channel-section steel block, and the other end of suspension rod is connected on floor.
Further prioritization scheme, the top of door wall is sound-absorbing wall structure, described sound-absorbing wall structure includes 2 blocks of Cement fibre side plates, bottom girder plate and the lightgage steel joist 2 pieces of Cement fibre side plate symmetries connected, the upper end of 2 blocks of Cement fibre side plates is connected with soffit, the lower end of 2 blocks of Cement fibre side plates is connected to bottom girder plate, and full acoustical cotton is filled in the space that 2 blocks of Cement fibre side plates, bottom girder plate and floor surround.
Having in the high partitioning system of the present invention in application, in door-plate opening-closing process, when door-plate rotates (door is opened) to indoor direction, room air is promoted by door-plate and produces instantaneous high pressure, makes room pressure more than outdoor air pressure, and high pressure draught is crossed wind relief pipe by noise reduction and discharged;When door-plate rotates (door cut out) to outdoor direction, room air is pushed by door-plate and pours in outdoor, makes room pressure reduce, and namely room pressure is less than outdoor air pressure, and air is crossed wind relief pipe by noise reduction and replenished indoor.
The present invention has substantive distinguishing features highlighted below and significant progressive: the noise reduction of the present invention is crossed wind relief pipe and had simple in construction, the easily fabricated and feature installed, it is installed in existing high partitioning system, it is exclusively used in the air flowing produced when buffering door-plate opens and closes, play the effect of balance cylinder's external and internal pressure, the moment that door-plate opens and closes is avoided to cause indoor noise, also avoid the air-flow produced when door-plate opens and closes to be cushioned by pipeline for giving wind for air conditioner system, it is ensured that the air-conditioning stable operation of high partitioning system.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation that wind relief pipe is crossed in the noise reduction of the present invention.
Fig. 2 is the cross sectional representation that wind relief pipe is crossed in the noise reduction of Fig. 1 structure.
Fig. 3 is the another kind of structural representation that wind relief pipe is crossed in the noise reduction of the present invention.
Fig. 4 is the structural representation of the metal tube of Fig. 3 structure.
Fig. 5 is the structural representation of the soft rubber valve of Fig. 3 structure.
Fig. 6 is another structural representation that wind relief pipe is crossed in the noise reduction of the present invention.
Fig. 7 is the application structure schematic diagram that wind relief pipe is crossed in the noise reduction of Fig. 3 structure.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1
With reference to Fig. 1 and Fig. 2, Indoor environment office height cuts off noise reduction and crosses wind relief pipe, and it includes metal tube 1.
Metal tube 1 is made by galvanized sheet metal and cross section is rectangle, its stage casing is respectively perpendicular with the straight length air inlet section in straight length, two ends and air outlet section, air inlet section has air inlet 11, air outlet section has air outlet 12, in the cross section of metal tube 1, long a is 600mm, inner width b is 200mm, and the centrage total length of metal tube 1 is 1500mm.
Entirely having sticked silencing cotton plate 2 on the inwall of metal tube 1, silencing cotton plate 2 is the polyester fiber acoustical cotton that 20mm is thick.Silencing cotton plate 2 can decrease cold energy loss and sound transmission.
Embodiment 2
With reference to Fig. 3 to Fig. 5, the noise reduction of the present embodiment is crossed wind relief pipe and is distinctive in that with embodiment 1: be additionally provided with swingable soft rubber valve 3 near air inlet Duan Duan in the straight length of metal tube 1, the thickness of soft rubber valve 3 is 3mm, the top of soft rubber valve 3 has valve perforation, two upper lateral part correspondence valve perforations of the straight length of metal tube 1 have 2 pipe perforation 13(such as Fig. 4 of symmetry), soft rubber valve 3 is placed on bearing pin 30 (such as Fig. 5) by valve perforation activity, the two ends of bearing pin 30 insert in interior the fixing with metal tube 1 of pipe perforation 13 of metal tube 1 respectively and are connected, the gap of the silencing cotton plate 2 in the outer rim of soft rubber valve 3 and metal tube 1 inwall is 2mm, namely metal tube 1 can be closed or swing with the air-flow in metal tube 1 by soft rubber valve 3.
Embodiment 3
With reference to Fig. 6, the noise reduction of the present embodiment is crossed wind relief pipe and is distinctive in that with embodiment 2: be also bonded with some bar for lines 16 on the inwall of metal tube 1, and bar for line 16 makes silencing cotton plate 2 fastening be pasted on metal tube 1.
Embodiment 4
With reference to Fig. 7, the application of wind relief pipe is crossed in the noise reduction of embodiment 2, includes high partition compartment.
The high compartment that cuts off is floor space to be separated by high partition wall, each high partition compartment has wherein 1 high partition wall to be door wall 6, door wall 6 is provided with doorway and is provided with glass door 63, described glass door 63 opening ways is rotate to indoor direction, closedown mode is rotate to outdoor direction, the top of door wall 6 is sound-absorbing wall structure, sound-absorbing wall structure includes 2 blocks of Cement fibre side plates 60, bottom girder plate 61 and the lightgage steel joist 64 that 2 pieces of Cement fibre side plates 60 symmetries are connected, the upper end of 2 blocks of Cement fibre side plates 60 is connected with floor 4 bottom surface, the lower end of 2 blocks of Cement fibre side plates 60 is connected to bottom girder plate 61, 2 blocks of Cement fibre side plates 60, full acoustical cotton 62 is filled in the space that bottom girder plate 61 and floor 4 surround.
The high partition in compartment is externally provided with suspended ceiling 5.
Door wall 6 above suspended ceiling 5 is provided with the noise reduction of embodiment 1 and crosses wind relief pipe, noise reduction is crossed outer wall in the middle part of wind relief pipe and is connected by angle steel 7 is fixing with door wall 6, noise reduction is crossed the air inlet 11 of wind relief pipe and is provided with air port BAIYE 50, air outlet 12 is provided with rodent-proof mesh 51, air inlet 11 place that on the high suspended ceiling 5 cut off in compartment, wind relief pipe is crossed in corresponding noise reduction is provided with connector, noise reduction is crossed the air inlet 11 of wind relief pipe and is positioned at the side of a wall 6 and embeds the connector of suspended ceiling 5, noise reduction is crossed the air outlet 12 of wind relief pipe and is positioned at the opposite side of a wall 6 and just to floor 4 bottom surface and from floor 4 bottom surface 400mm.
Noise reduction is crossed and is respectively equipped with channel-section steel block 80 on the air inlet section of wind relief pipe and air outlet section outer wall, and one end of suspension rod 8 is connected on channel-section steel block 80, and the other end of suspension rod 8 is connected on floor 4.
Have in the high partitioning system of the present invention in application, when glass door 63 is to indoor direction rotating opening, room air is promoted by glass door 63 and produces instantaneous high pressure, make room pressure more than outdoor air pressure, the soft rubber valve 3 pressure difference effect that noise reduction is crossed in wind relief pipe is opened to the swing of air outlet 12 end, makes high pressure draught be crossed outside wind relief pipe discharge chamber by noise reduction;When glass door 63 rotates to outdoor direction, indoor section air is pushed outside inlet chamber by glass door 63, room pressure is made to reduce, namely room pressure is less than outdoor air pressure, the soft rubber valve 3 pressure difference effect that noise reduction is crossed in wind relief pipe is opened to the swing of air inlet 11 end, makes air be crossed wind relief pipe by noise reduction and replenishes indoor;After glass door 63 opens or closes a period of time, indoor and outdoor air pressure balance, the soft rubber valve 3 that noise reduction is crossed in wind relief pipe no longer swings, and noise reduction is crossed wind relief pipe and closes, to guarantee the closure of high partitioning system.
Claims (9)
1. wind relief pipe is crossed in the noise reduction of Indoor environment office height partition, it includes metal tube (1), the cross section of described metal tube (1) is rectangle, it is characterized in that: the stage casing of metal tube (1) is straight length, air inlet section that two ends are respectively perpendicular with straight length and air outlet section, air inlet section has air inlet (11), air outlet section has air outlet (12), the inwall of metal tube (1) has sticked silencing cotton plate (2) entirely, in the cross section of metal tube (1), long (a) is 500~800mm, inner width (b) is 100~300mm, the centrage total length of metal tube (1) is 1200~1800mm.
2. wind relief pipe is crossed in the noise reduction of Indoor environment office according to claim 1 height partition, it is characterized in that: in the straight length of metal tube (1), be provided with swingable soft rubber valve (3) near air inlet Duan Duan, the thickness of soft rubber valve (3) is 2~3mm, the gap of the silencing cotton plate (2) in the outer rim of described soft rubber valve (3) and metal tube (1) inwall is 2~3mm, its top is connected on the inwall of metal tube (1), and namely metal tube (1) can be closed or swing with the air-flow in metal tube (1) by soft rubber valve (3).
3. wind relief pipe is crossed in the noise reduction of Indoor environment office according to claim 2 height partition, it is characterized in that: the top of described soft rubber valve (3) has valve perforation, two upper lateral part correspondence valve perforations of the straight length of metal tube (1) have 2 pipes perforation (13) of symmetry, soft rubber valve (3) is placed on bearing pin (30) by valve perforation activity, and the two ends of bearing pin (30) insert in interior the fixing with metal tube (1) of pipe perforation (13) of metal tube (1) respectively and are connected.
4. wind relief pipe is crossed in the Indoor environment office height partition noise reduction according to claim 1 or 2 or 3, it is characterised in that: described metal tube (1) is made by galvanized sheet metal.
5. wind relief pipe is crossed in the Indoor environment office height partition noise reduction according to claim 1 or 2 or 3, it is characterised in that: described silencing cotton plate (2) is the polyester fiber acoustical cotton that 15~25mm is thick.
6. wind relief pipe is crossed in the Indoor environment office height partition noise reduction according to claim 1 or 2 or 3, it is characterized in that: be bonded with some bar for lines (16) on the inwall of described metal tube (1), described bar for line (16) makes silencing cotton plate (2) fastening be pasted on metal tube (1).
null7. the application of wind relief pipe is crossed in the noise reduction of Indoor environment office height partition,Include high partition compartment,The described high compartment that cuts off is floor space to be separated by high partition wall,Each high partition compartment has wherein 1 high partition wall to be door wall (6),Door wall (6) is provided with doorway and is provided with glass door or timber (63),The high partition in compartment is externally provided with suspended ceiling (5),It is characterized in that: wind relief pipe is crossed in the Indoor environment office height partition noise reduction that the door wall (6) of suspended ceiling (5) top is provided with described in claim 1 or 2 or 3 or 4 or 5 or 6,Noise reduction is crossed outer wall in the middle part of wind relief pipe and is connected by angle steel (7) is fixing with Men Qiang (6),Noise reduction is crossed the air inlet (11) of wind relief pipe and is provided with air port BAIYE (50)、Air outlet (12) is provided with rodent-proof mesh (51),Air inlet (11) place that wind relief pipe is crossed in the upper corresponding noise reduction of the high suspended ceiling (5) cut off in compartment is provided with connector,Described noise reduction is crossed the air inlet (11) of wind relief pipe and is positioned at the side of a wall (6) and embeds the connector of suspended ceiling (5),Noise reduction is crossed the air outlet (12) of wind relief pipe and is positioned at the opposite side of a wall (6) and just to floor (4) bottom surface and from floor (4) bottom surface 300~500mm.
8. the application of wind relief pipe is crossed in the noise reduction of Indoor environment office according to claim 7 height partition, it is characterized in that: described noise reduction is crossed and is respectively equipped with channel-section steel block (80) on the air inlet section of wind relief pipe and air outlet section outer wall, one end of suspension rod (8) is connected on channel-section steel block (80), and the other end of suspension rod (8) is connected on floor (4).
9. the application of wind relief pipe is crossed in the Indoor environment office height partition noise reduction according to claim 7 or 8, it is characterized in that: the top of door wall (6) is sound-absorbing wall structure, described sound-absorbing wall structure includes 2 pieces of Cement fibre side plates (60), bottom girder plate (61) and the lightgage steel joist (64) that 2 pieces of Cement fibre side plates (60) symmetries are connected, the upper end of 2 pieces of Cement fibre side plates (60) is connected with floor (4) bottom surface, the lower end of 2 pieces of Cement fibre side plates (60) is connected to bottom girder plate (61), 2 pieces of Cement fibre side plates (60), full acoustical cotton (62) is filled in the space that bottom girder plate (61) and floor (4) surround.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610295368.4A CN105780973B (en) | 2016-05-06 | 2016-05-06 | Wind relief pipe and its application are crossed in the high cut-off noise reduction of Indoor environment office |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610295368.4A CN105780973B (en) | 2016-05-06 | 2016-05-06 | Wind relief pipe and its application are crossed in the high cut-off noise reduction of Indoor environment office |
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CN105780973A true CN105780973A (en) | 2016-07-20 |
CN105780973B CN105780973B (en) | 2018-01-12 |
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CN201610295368.4A Active CN105780973B (en) | 2016-05-06 | 2016-05-06 | Wind relief pipe and its application are crossed in the high cut-off noise reduction of Indoor environment office |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112097385A (en) * | 2020-08-13 | 2020-12-18 | 浙江纳风净化技术有限公司 | Silencing pipe group |
CN112113300A (en) * | 2020-08-13 | 2020-12-22 | 浙江纳风净化技术有限公司 | Campus fresh air installation method |
CN112146256A (en) * | 2020-08-13 | 2020-12-29 | 浙江纳风净化技术有限公司 | Air pipeline silencing method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9302186A (en) * | 1993-12-15 | 1995-07-03 | Heycop Systemen B V | Ventilation device |
JPH1018726A (en) * | 1996-06-28 | 1998-01-20 | Sekisui Chem Co Ltd | Ventilation structure for building |
US5728980A (en) * | 1995-04-21 | 1998-03-17 | Zarnick; Bernard | Duct silencer |
JP2000129837A (en) * | 1998-10-27 | 2000-05-09 | Kubota House Corp | Ventilation structure of partition wall |
CN203364330U (en) * | 2013-07-12 | 2013-12-25 | 中国石油大学(华东) | Household air exhaust system |
CN205637244U (en) * | 2016-05-06 | 2016-10-12 | 广东省第一建筑工程有限公司 | Wind relief pipe is crossed in high wall amortization of indoor office of building and use thereof |
-
2016
- 2016-05-06 CN CN201610295368.4A patent/CN105780973B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9302186A (en) * | 1993-12-15 | 1995-07-03 | Heycop Systemen B V | Ventilation device |
US5728980A (en) * | 1995-04-21 | 1998-03-17 | Zarnick; Bernard | Duct silencer |
JPH1018726A (en) * | 1996-06-28 | 1998-01-20 | Sekisui Chem Co Ltd | Ventilation structure for building |
JP2000129837A (en) * | 1998-10-27 | 2000-05-09 | Kubota House Corp | Ventilation structure of partition wall |
CN203364330U (en) * | 2013-07-12 | 2013-12-25 | 中国石油大学(华东) | Household air exhaust system |
CN205637244U (en) * | 2016-05-06 | 2016-10-12 | 广东省第一建筑工程有限公司 | Wind relief pipe is crossed in high wall amortization of indoor office of building and use thereof |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112097385A (en) * | 2020-08-13 | 2020-12-18 | 浙江纳风净化技术有限公司 | Silencing pipe group |
CN112113300A (en) * | 2020-08-13 | 2020-12-22 | 浙江纳风净化技术有限公司 | Campus fresh air installation method |
CN112146256A (en) * | 2020-08-13 | 2020-12-29 | 浙江纳风净化技术有限公司 | Air pipeline silencing method |
CN112113300B (en) * | 2020-08-13 | 2022-09-16 | 浙江纳风净化技术有限公司 | Campus fresh air installation method |
CN112097385B (en) * | 2020-08-13 | 2022-09-16 | 浙江纳风净化技术有限公司 | Silencing pipe group |
CN112146256B (en) * | 2020-08-13 | 2022-10-11 | 浙江纳风净化技术有限公司 | Air pipeline silencing method |
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