CN109556272A - A kind of high oise insulation factor acoustic hood - Google Patents
A kind of high oise insulation factor acoustic hood Download PDFInfo
- Publication number
- CN109556272A CN109556272A CN201910091749.4A CN201910091749A CN109556272A CN 109556272 A CN109556272 A CN 109556272A CN 201910091749 A CN201910091749 A CN 201910091749A CN 109556272 A CN109556272 A CN 109556272A
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- Prior art keywords
- air
- acoustic hood
- air inlet
- conditioning equipment
- plate
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/10—Arrangements for suppressing noise
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The present invention relates to sound-insulation noise reducer technical fields, disclose a kind of high oise insulation factor acoustic hood, including the acoustic hood outside air-conditioning equipment is arranged in, the acoustic hood is equipped with air inlet and air outlet, the air inlet and the air outlet respectively correspond the air inlet and air outlet of the air-conditioning equipment, are mounted on silencer on the air inlet and the air outlet;It is equipped with anti-reverse flowing plate, the anti-reverse flowing plate connection acoustic hood and air-conditioning equipment inside the acoustic hood, makes the disconnection of air inlet and the outlet formation spatially, for preventing the generation hot gas of air-conditioning equipment inside the acoustic hood from forming interior circulation;The acoustic hood effect is good, is able to solve air-conditioning noise problem, equally also can solve air-conditioning equipment heat dissipation problem.
Description
Technical field
The present invention relates to sound-insulation noise reducer technical fields, and in particular to a kind of high oise insulation factor acoustic hood.
Background technique
Air-conditioning equipment, including but not limited to cooling tower, outdoor machine of air-conditioner, module unit, central air conditioner external machine, condensation unit
Etc. equipment, at runtime caused by irregular, interval or continuous noise, which will have a direct impact on people around
Work, life, the work of people, quality of life sharply decline when serious, and the influence of long-term noise can be detrimental to health.
For above equipment generate noise people use various methods it is transformed, mainly using screen method into
Install acoustic hood or acoustic barrier outside row noise reduction process, i.e. above equipment additional, but many acoustic hoods or acoustic barrier design do not conform to
Reason will cause oise insulation factor deficiency, and seriously affect the heat dissipation of air-conditioning equipment, be easy to cause the shutdown or damage parts of equipment.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of high oise insulation factor acoustic hood, the sound insulation
Cover effect is good, is able to solve air-conditioning noise problem, equally also can solve air-conditioning equipment heat dissipation problem.
To achieve the goals above, the invention provides the following technical scheme:
A kind of high oise insulation factor acoustic hood, including the acoustic hood outside air-conditioning equipment is arranged in, the acoustic hood is equipped with air inlet
Mouth and air outlet, the air inlet and the air outlet respectively correspond the air inlet and air outlet of the air-conditioning equipment, the air inlet
Silencer is mounted on mouth and the air outlet;Be equipped with anti-reverse flowing plate inside the acoustic hood, the anti-reverse flowing plate connection every
Acoustic shell and air-conditioning equipment make the disconnection of air inlet and the outlet formation spatially, for preventing air-conditioning equipment inside the acoustic hood
It generates hot gas and forms interior circulation.
In the present invention, it is preferred to, the net incoming air area of the air inlet is not less than the 1.2 of air-conditioning equipment air-admitting surface
Times, the net air-out area of the air outlet is not less than 1.2 times of air-conditioning equipment outlet air open area.
In the present invention, it is preferred to, the silencer is dissipative muffler and/or reactive muffler.
In the present invention, it is preferred to, the acoustic hood use steel construction for support, the steel construction including but not limited to
H profile steel, square tube, angle steel, T-steel.
In the present invention, it is preferred to, sound insulationg board is installed on the steel construction, decorative panel is installed on the sound insulationg board.
In the present invention, it is preferred to, the sound insulationg board is successively made of galvanized steel plain sheet, damping sheet, rock wool, mesh plate;Or
Sound insulationg board described in person is successively made of cement pressure plate, rock wool, mesh plate;Or the sound insulationg board is successively by galvanized steel plain sheet, water
Mud pressure plare, rock wool, mesh plate composition;Or the sound insulationg board is successively by galvanized steel plain sheet, rock wool, cement pressure plate, rock wool, net
Orifice plate composition;Or the sound insulationg board is successively made of galvanized steel plain sheet, rock wool, mesh plate.
In the present invention, it is preferred to, the decorative panel is steel plate, stainless steel plate, copper sheet, aluminium sheet, aluminium-plastic panel, glass epoxy
Middle one or more plate compoboard.
In the present invention, it is preferred to, the acoustic hood is equipped with maintenance soundproof door, and the maintenance soundproof door connection maintenance is logical
Road, for carrying out maintenance and repair to the acoustic hood or air-conditioning equipment.
Compared with prior art, the beneficial effects of the present invention are:
The acoustic hood of the device of the invention the outside of air-conditioning equipment be provided with acoustic hood, can or else to air-conditioning equipment into
Silencing apparatus is installed additional in the case where any change of row solves noise problem;Anti-reverse flowing plate is installed between acoustic hood and air-conditioning equipment,
The hot wind that anti-reverse flowing plate can block the blowout of air-conditioning equipment air outlet is blown away to air inlet direction, prevents air-conditioning inside acoustic hood from setting
Standby generation hot gas forms interior circulation;Acoustic hood effect of the invention is good, is able to solve air-conditioning noise problem, equally also can solve
Air-conditioning equipment heat dissipation problem.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high oise insulation factor acoustic hood in embodiment 1.
Fig. 2 is the cross-sectional view in the section AA in Fig. 1.
Fig. 3 is a kind of shell partial structure sectional view 1 of high oise insulation factor acoustic hood in embodiment 1.
Fig. 4 is a kind of shell partial structure sectional view 2 of high oise insulation factor acoustic hood in embodiment 1.
Fig. 5 is a kind of shell partial structure sectional view 3 of high oise insulation factor acoustic hood in embodiment 2.
Fig. 6 is a kind of structural schematic diagram of high oise insulation factor acoustic hood in embodiment 2.
Fig. 7 is a kind of partial structural diagram of high oise insulation factor acoustic hood in embodiment 2.
Fig. 8 is that apparatus of the present invention are applied to the mansion Tianjin Ning Fu Investment Co., Ltd Ning Hui cooling tower buzz harnessing project
Examining report 1;
Fig. 9 is that apparatus of the present invention are applied to the mansion Tianjin Ning Fu Investment Co., Ltd Ning Hui cooling tower buzz harnessing project
Examining report 2;
Figure 10 is that apparatus of the present invention are applied to Tianjin Ning Fu Investment Co., Ltd Ning Hui mansion cooling tower buzz improvement work
The examining report 3 of journey;
Figure 11 is that apparatus of the present invention are applied to Tianjin Ning Fu Investment Co., Ltd Ning Hui mansion cooling tower buzz improvement work
The examining report 4 of journey.
In attached drawing: 1- acoustic hood, 2- air inlet, 3- air outlet, 4- silencer, the anti-reverse flowing plate of 5-, 6- steel construction, 7- sound insulation
Plate, 701- galvanized steel plain sheet, 702- damping sheet, 703- rock wool, 704- mesh plate, 705- cement pressure plate, 8- decorative panel.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Embodiment 1: please referring also to Fig. 1 to Fig. 4, the present embodiment provides a kind of high oise insulation factor acoustic hoods, are used for air-conditioning
Equipment, the air-conditioning equipment include but is not limited to cooling tower, outdoor machine of air-conditioner, module unit, central air conditioner external machine, condensation unit etc.
Equipment, the air-conditioning equipment is chosen for cooling tower in the present embodiment.
The high oise insulation factor acoustic hood includes the acoustic hood 1 being arranged outside air-conditioning equipment (i.e. cooling tower), the sound insulation
Cover 1 is equipped with air inlet 2 and air outlet 3, and the air inlet 2 and the air outlet 3 respectively correspond air inlet and the outlet air of cooling tower
Mouthful, it is mounted on silencer 4 on the air inlet 2 and the air outlet 3, in the present embodiment, the silencer 4 is resistive disappears
Sound device, the dissipative muffler include several anechoic sheet groups, and the anechoic sheet is along 3 wall surface of the air inlet 2 and the air outlet
Setting, successively dip-parallel to stack, the anechoic sheet uses smooth Pierced Aluminum Plank, with good sound absorption effect, and surface
Smooth windage is smaller;The cross sectional shape of the anechoic sheet is linear or polyline shaped or curve-like, various shapes, adaptability with
Practicability is high.
Anti-reverse flowing plate 5 is equipped with inside the acoustic hood 1, the anti-reverse flowing plate 5 connects acoustic hood 1 and air-conditioning equipment, cooling
The hot wind of tower air outlet blowout can be outgoing by the air outlet 3 of acoustic hood 1, and anti-reverse flowing plate 5 can block air outlet of cooling tower and blow
Hot wind out is blown away to air inlet direction, makes the disconnection of air inlet and the outlet formation spatially, for preventing inside the acoustic hood 1
The generation hot gas of air-conditioning equipment forms interior circulation;
In the present embodiment, the net incoming air area of the air inlet 2 is not less than 1.2 times of 2 area of air-conditioning equipment air inlet,
The net air-out area of the air outlet 3 is not less than 1.2 times of 3 area of air-conditioning equipment air outlet;The air inlet of acoustic hood and outlet air
Mouth net flow wind area is greater than the air inlet and air outlet net flow wind area of air-conditioning equipment, therefore in the air inlet of acoustic hood and outlet air
It is respectively formed between mouth and the air inlet and air outlet of air-conditioning equipment and tapers boost section and flaring decompression section, then cooperate silencer 4
Setting, keeps noise reduction effect more significant.
In the present embodiment, the acoustic hood 1 uses steel construction 6 for support, and the steel construction 6 uses T-steel and square tube,
H profile steel, angle steel can also be used in other embodiments;The steel construction 6 strengthens 1 rigidity of acoustic hood and stability.Into
One step, sound insulationg board 7 is installed, the sound insulationg board 7 may be mounted between two steel constructions 6, can also be on the steel construction 6
6 other end of steel construction is equipped with sound insulationg board 7;Decorative panel 8 is installed on the sound insulationg board 7, decorative panel 8 is arranged close to sound insulationg board 7,
And it is assembled into the outer housing of acoustic hood 1.The sound insulationg board 7 is successively by galvanized steel plain sheet 701, damping sheet 702, rock wool 703, mesh plate
704 compositions, galvanized steel plain sheet 701 is the welding steel that there are hot-dip or electro-galvanized layer in surface, corrosion-resistant, rigidity and intensity;Resistance
The physical mechanical property of Buddhist nun's plate 702 is good, has excellent insulation performance;703 ground of rock wool matter is soft, and gap is more, sound-absorbing effect
It is good;Mesh plate 704 has multi-pore channel structure, it may have good sound-absorbing effect;Galvanized steel plain sheet 701, damping sheet 702, rock wool
703, for mesh plate 704 with absorbent treatment is combined into, noise elimination effect is preferable;The decorative panel 8 is stainless steel plate, and the decorative panel 8 is also
It can be according to one or more kinds of plate compoboards in customer demand selection steel plate, copper sheet, aluminium sheet, aluminium-plastic panel, glass epoxy.
In the present embodiment, the acoustic hood 1 is equipped with maintenance soundproof door, and the maintenance soundproof door is connected to maintenance channel, uses
In to the acoustic hood 1 or air-conditioning equipment progress maintenance and repair.
Embodiment 2: please referring also to Fig. 5 to Fig. 7, the present embodiment provides a kind of high oise insulation factor acoustic hoods, are used for air-conditioning
Equipment, the air-conditioning equipment include but is not limited to cooling tower, outdoor machine of air-conditioner, module unit, central air conditioner external machine, condensation unit etc.
Equipment, the air-conditioning equipment is chosen for outdoor machine of air-conditioner in the present embodiment.
The silencer 4 be dissipative muffler and reactive muffler combination, concentrated dissipative muffler it is good in
High frequency noise elimination advantage, but also with the well middle low frequency noise elimination advantage of reactive muffler;Outdoor machine of air-conditioner input and output gas is first passed through anti-
Property silencer, reduce Middle and low frequency noise;Again by the further noise reduction of dissipative muffler, the two collective effect, noise reduction effect is more preferably.
In the present embodiment, the sound insulationg board 7 is successively made of cement pressure plate 705, rock wool 703, mesh plate 704;
Cement pressure plate 705 is that main substrate mixes other auxiliary materials with cellulose fibre reinforcing material outside with siliceous and calcareous material
Material has many advantages, such as that lightweight, high-strength, waterproof, anti-corrosion, fire prevention, breadth is big, processability is good, improves construction efficiency;Cement pressure plate
705, rock wool 703, mesh plate 704 are suitable for outdoor machine of air-conditioner and insulate against sound, noise elimination effect is preferable with absorbent treatment is combined into.In other realities
It applies in a mode, the sound insulationg board 7 can also be selected successively by galvanized steel plain sheet 701, cement pressure plate 705, rock wool 703, mesh
Plate 704 forms;Or the sound insulationg board 7 is successively by galvanized steel plain sheet 701, rock wool 703, cement pressure plate 705, rock wool 703, mesh
Plate 704 forms;Or the sound insulationg board 7 is successively made of galvanized steel plain sheet 701, rock wool 703, mesh plate 704;The sound insulationg board 7
Thickness between specific combination of materials and each plate, selects according to client's noise reduction and client's funds situation.
Working principle: according to the size of air-conditioning equipment, cutting decorative panel 8 and sound insulationg board 7, the decorative panel 8 after cutting with
7 assembly of sound insulationg board is in 6 two sides of steel construction, then assembles to obtain acoustic hood 1, and the air inlet 2 and air outlet 3 of acoustic hood 1 respectively correspond
The air inlet and air outlet of air-conditioning equipment are respectively mounted silencer 4 on air inlet 2 and air outlet 3;Acoustic hood 1 and air-conditioning equipment
Between anti-reverse flowing plate 5 is installed, the hot wind that anti-reverse flowing plate 5 can block the blowout of air-conditioning equipment air outlet is blown away to air inlet direction, is prevented
Only the generation hot gas of the 1 inside air-conditioning equipment of acoustic hood forms interior circulation;Acoustic hood effect of the invention is good, is able to solve sky
Adjust equipment cooling problem.
Noise abatement is carried out to Tianjin Ning Fu Investment Co., Ltd Ning Hui mansion cooling tower using acoustic hood of the invention
Engineering carries out noise monitoring round the clock to 3 sites of the cooling tower, 2 times/day, monitors one day altogether, specific data are as shown in table 1:
Table 1
Please referring also to table 1 and Fig. 7-10, after the mansion Ning Hui cooling tower carries out noise abatement using acoustic hood of the invention,
Noise meets the requirement of " Industrial Enterprise Factory Boundary ambient noise discharge standard " GB 12348-2008 round the clock.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent claim, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to
In the covered the scope of the patents of the present invention.
Claims (8)
1. a kind of high oise insulation factor acoustic hood, including the acoustic hood (1) outside air-conditioning equipment is arranged in, the acoustic hood (1) is equipped with
Air inlet (2) and air outlet (3), which is characterized in that the air inlet (2) and the air outlet (3) respectively correspond the air-conditioning and set
Silencer (4) are mounted on standby air inlet and air outlet, the air inlet (2) and the air outlet (3);
Anti-reverse flowing plate (5) are equipped with inside the acoustic hood (1), anti-reverse flowing plate (5) connection acoustic hood (1) and air-conditioning equipment,
Make the disconnection of air inlet and the outlet formation spatially, for preventing the generation hot gas of the internal air-conditioning equipment of the acoustic hood (1) from being formed
Interior circulation.
2. a kind of high oise insulation factor acoustic hood according to claim 1, which is characterized in that the net air inlet of the air inlet (2)
Area is not less than 1.2 times of air-conditioning equipment air inlet (2) area, and the net air-out area of the air outlet (3) is set not less than air-conditioning
1.2 times of standby air outlet (3) area.
3. a kind of high oise insulation factor acoustic hood according to claim 1, which is characterized in that the silencer (4) is resistive disappears
Sound device and/or reactive muffler.
4. a kind of high oise insulation factor acoustic hood according to claim 1, which is characterized in that the acoustic hood (1) uses steel knot
Structure (6) is support, and the steel construction (6) is including but not limited to H profile steel, square tube, angle steel, T-steel.
5. a kind of high oise insulation factor acoustic hood according to claim 4, which is characterized in that be equipped on the steel construction (6)
Sound insulationg board (7) is equipped with decorative panel (8) on the sound insulationg board (7).
6. a kind of high oise insulation factor acoustic hood according to claim 5, which is characterized in that the sound insulationg board (7) is successively by plating
Zinc steel plate (701), damping sheet (702), rock wool (703), mesh plate (704) composition;Or the sound insulationg board (7) is successively by cement
Pressure plare (705), rock wool (703), mesh plate (704) composition;Or the sound insulationg board (7) is successively by galvanized steel plain sheet (701), water
Mud pressure plare (705), rock wool (703), mesh plate (704) composition;Or the sound insulationg board (7) successively by galvanized steel plain sheet (701),
Rock wool (703), cement pressure plate (705), rock wool (703), mesh plate (704) composition;Or the sound insulationg board (7) is successively by plating
Zinc steel plate (701), rock wool (703), mesh plate (704) composition.
7. a kind of high oise insulation factor acoustic hood according to claim 5, which is characterized in that the decorative panel (8) is steel plate, no
Become rusty steel plate, copper sheet, aluminium sheet, aluminium-plastic panel, one or more kinds of plate compoboards in glass epoxy.
8. a kind of high oise insulation factor acoustic hood according to claim 1, which is characterized in that the acoustic hood (1) is equipped with maintenance
Soundproof door, the maintenance soundproof door are connected to maintenance channel, for carrying out maintenance and repair to the acoustic hood (1) or air-conditioning equipment.
Priority Applications (1)
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CN201910091749.4A CN109556272A (en) | 2019-01-30 | 2019-01-30 | A kind of high oise insulation factor acoustic hood |
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CN201910091749.4A CN109556272A (en) | 2019-01-30 | 2019-01-30 | A kind of high oise insulation factor acoustic hood |
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CN109556272A true CN109556272A (en) | 2019-04-02 |
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CN201910091749.4A Pending CN109556272A (en) | 2019-01-30 | 2019-01-30 | A kind of high oise insulation factor acoustic hood |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020009139A (en) * | 2000-07-24 | 2002-02-01 | 구자홍 | Ventilation apparatus for air-conditioner |
CN2615622Y (en) * | 2003-08-06 | 2004-05-12 | 北京绿创环保科技有限责任公司 | Civil and industrial cooling tower noise eliminating silencer |
WO2009104905A2 (en) * | 2008-02-18 | 2009-08-27 | 주식회사 훼이스 | Sound insulation and ventilation device |
CN104264851A (en) * | 2014-09-16 | 2015-01-07 | 福建九鼎建设集团有限公司 | Sound-proof steel structure wall |
CN209744688U (en) * | 2019-01-30 | 2019-12-06 | 天津市欣飞同创声学技术有限公司 | High sound insulation volume sound insulation cover |
-
2019
- 2019-01-30 CN CN201910091749.4A patent/CN109556272A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020009139A (en) * | 2000-07-24 | 2002-02-01 | 구자홍 | Ventilation apparatus for air-conditioner |
CN2615622Y (en) * | 2003-08-06 | 2004-05-12 | 北京绿创环保科技有限责任公司 | Civil and industrial cooling tower noise eliminating silencer |
WO2009104905A2 (en) * | 2008-02-18 | 2009-08-27 | 주식회사 훼이스 | Sound insulation and ventilation device |
CN104264851A (en) * | 2014-09-16 | 2015-01-07 | 福建九鼎建设集团有限公司 | Sound-proof steel structure wall |
CN209744688U (en) * | 2019-01-30 | 2019-12-06 | 天津市欣飞同创声学技术有限公司 | High sound insulation volume sound insulation cover |
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