CN107796079A - Top, which is sent, pushes up back purification ventilating system - Google Patents
Top, which is sent, pushes up back purification ventilating system Download PDFInfo
- Publication number
- CN107796079A CN107796079A CN201710128668.8A CN201710128668A CN107796079A CN 107796079 A CN107796079 A CN 107796079A CN 201710128668 A CN201710128668 A CN 201710128668A CN 107796079 A CN107796079 A CN 107796079A
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- Prior art keywords
- air
- return air
- air inlet
- sent
- room
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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
- F24F7/00—Ventilation
- F24F7/02—Roof ventilation
- F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator
-
- 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
- F24F13/02—Ducting arrangements
- F24F13/0227—Ducting arrangements using parts of the building, e.g. air ducts inside the floor, walls or ceiling of a building
-
- 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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/068—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Duct Arrangements (AREA)
- Ventilation (AREA)
Abstract
Sent the present invention relates to one kind top and push up back purification ventilating system, including：Air outlet, it is arranged in the circulated air for being made up of to room conveying the return air through processing and the fresh air through processing at the top of room；Return air inlet, it is arranged at the top of room for return air is incorporated into ventilating system to be handled from room；Wherein described air outlet and return air inlet are each equipped with diffuser plate, so that the circulated air conveyed by the air outlet is jet and the return air that is introduced by the return air inlet is confluxes, and the aperture wind speed of the relative position and the air outlet of the air outlet and return air inlet and the aperture wind speed of the return air inlet are adjusted so that in the space in the room, the air circulation jet area of the air outlet conveying circulated air introduces the return air doab non-overlapping copies of return air with the return air inlet.Sent using the top and push up back purification ventilating system, the interior space can be greatly saved while every air quality parameters are ensured.
Description
Technical field
Present invention relates in general to ventilation equipment field, is sent in particular to one kind top and pushes up back purification ventilating system.
Background technology
The air current composition of current purification ventilating system is that top is sent next time or top send downside to return, i.e., from room top (such as
At ceiling or furred ceiling) air-out, and from return air at bottom ground or downside sidewalls.Top is sent next time or the excellent of downside time is sent on top
Point is the distribution uniform of airflow circulating, and purification of air ventilation effect is good.However, it is the disadvantage is that, because return air inlet is due to cloth
Put on ground or metope, thus can not occur around return air inlet shelter (such as equipment, decoration thing, even staff) with
Exempt to influence airflow circulating, this causes significant wastage to space.The problem is to the higher place of purity requirements (such as 6 grades of ISO
Clean room) it is especially prominent, because every square metre of cost for the operating mode needed for realizing in such high-cleanness, high place can
Tens of thousands of members can be up to, be " an inch of land is an inch of gold ", therefore space waste is difficult to tolerate.It is however, higher in purity requirements
Occasion can not use top to send the air current composition pushed up back again, because sending the purification ventilating system pushed up back to reach high mostly using top
Air quality parameters, such as cleanliness factor, temperature and humidity required by cleanliness factor place, therefore, high-cleanness, high place can only at present
Be forced with space exchange for air quality scheme, i.e. top send next time or top send side return scheme.
The content of the invention
The task of the present invention, which is to provide a kind of top, to be sent and push up back purification ventilating system, is sent to push up back to purify using the top and is divulged information
System, every air quality parameters (such as cleanliness factor, temperature and humidity) can ensured while be greatly saved the interior space.Example
Such as, top of the invention, which is sent, pushes up back purification ventilating system and can be applied to 7 grades of ISO, 6 grades of ISO even 5 grades of ISO non-unidirectional stream
Clean room.
According to the present invention, foregoing task is sent by one kind top pushes up back purification ventilating system, including：
Air outlet, it is arranged at the top of room for being conveyed through hot wet and the return air and fresh air of purified treatment to room
The air-supply of composition；
Return air inlet, it is arranged at the top of room for return air is incorporated into ventilating system to be handled from room；
Wherein described air outlet and return air inlet are each equipped with diffuser plate so that the wind transferred out by the air outlet is jet
And the return air introduced by the return air inlet is confluxes, and the relative position and the air-supply of the air outlet and return air inlet
The aperture wind speed of mouth and the aperture wind speed of the return air inlet are adjusted so that in the space in the room air outlet is defeated
The air circulation jet area sent covers whole workspace and introduces the return air doab (control range very little) of return air mutually with the return air inlet
It is not overlapping.
Sent according to the top of the present invention and push up back purification ventilating system advantageously, (1) is located at room due to its return air inlet
Between top, such as on ceiling board, therefore return air inlet be not take up room using space, i.e. space is utilized better in room, and
Do not influence airflow circulating；(2) by setting the relative position of air outlet and return air inlet and the aperture wind speed and return air of air outlet
The aperture wind speed of mouth, the air circulation jet area of air outlet conveying and the return air doab of return air inlet introducing return air can be made not to weigh mutually
Folded, so as to realize more preferable air quality parameters, this is seen clearly based on following original of inventor：Existing top, which is sent, pushes up back purification
Why ventilating system cannot be guaranteed good air quality parameters, main reason is that, return air inlet and air outlet are arranged simultaneously
At the top of room, therefore easily cause the return air that the wind through processing of air outlet submitting and return air inlet introduce and form " short circuit ", i.e.,
A part of wind that air outlet is sent out is introduced in return air inlet directly as return air so that the air-supply of this part fails to reach purification room
Between, the effect of temperature adjustment, damping is carried out to room, so as to the air quality parameters in extreme influence room.And in the present invention, lead to
Cross and isolate in the air circulation jet area of air outlet with the return air doab of return air inlet, you can the short circuit problem is efficiently solved, from
And ensure air quality parameters；In addition, the air-supply of air outlet is embodied as jet and is embodied as confluxing by the return air of return air inlet,
The isolation can more easily be realized because using jet can not only accurately define air circulation jet area that jet covered,
And can guarantee that the wind speed of the working face in air circulation jet area, and the wind speed to conflux and the distance of return air inlet square into anti-
Than return air control range very little.So, the border in air circulation jet area and return air doab just can be relatively accurately determined, is entered
And realize the two preferably isolation.
Provided in the preferred scheme of the present invention, a return air inlet arranged every two air outlets at the top of room,
The adjacent air outlet of two of which connects with same ajutage., can be by the phase of air outlet and return air inlet by the preferred scheme
The good isolation for ensureing air circulation jet area and return air doab is determined so as to position.In other embodiments, can also set
Think other arrangements, such as a return air inlet is arranged every three air outlets, although may so cause extra building
Volume installation cost, but can be achieved on bigger air circulation jet area, so as to providing bigger working face.
Provided in another preferred scheme of the present invention, the aperture wind speed of air outlet is adjusted to 5.0m/s, and return air
The aperture wind speed of mouth is adjusted to 2.5m/s., can be by the aperture wind speed of air outlet and the return air inlet by the preferred scheme
Aperture wind speed be arranged so that the good isolation for ensureing air circulation jet area and return air doab.In other embodiments, according to
Different relative positions between different air quality requirements and air outlet and return air inlet, other aperture wind speed are also to be contemplated that
's.
Provided in the another preferred scheme of the present invention, the percent opening of the diffuser plate of air outlet is 15%, and with air-supply
The area of the corresponding working face in fluerics is 9m2, the wherein wind speed of working face is 0.2m/s to 0.3m/s.Pass through the preferred side
Case, it is possible to achieve the air circulation jet area of clear border, so as to realize more preferable isolation, avoid air flow shortcircuit.
Provided in another preferred scheme of the present invention, the percent opening of the diffuser plate of return air inlet is 30%.It is preferred by this
Scheme, it is possible to achieve the return air doab of clear border, so as to realize more preferable isolation, avoid air flow shortcircuit.
Provided in the another preferred scheme of the present invention, two in the diffuser plate of the diffuser plate of two neighboring air outlet
Perforate and the not perforate at the side relative with return air inlet at side relative to each other.Pass through the preferred scheme, it is possible to achieve
Air-supply is distributed more uniform air circulation jet area, that is to say, that in the whole air circulation jet including diffuser plate fringe region
In region, the air-supply exported by air outlet is evenly distributed, so as to realize the air improved in preferably air-supply effect and room
Mass parameter.
The present invention an expansion scheme provide, top send push up back purify ventilating system available for ISO5 levels it is non-unidirectionally flow it is clean
Net factory building.By the expansion scheme, the top of the present invention can be sent push up back purify ventilating system applied to ISO7 levels, ISO6 levels and
The non-clean rooms unidirectionally flowed of 5 grades of ISO, so as to realize the more preferable space utilization in the factory building.
Brief description of the drawings
The present invention is expanded on further with reference to specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 shows the schematic diagram for being sent according to the top of the present invention and pushing up back purification ventilating system.
It should be pointed out that each component in accompanying drawing perhaps to show, and be not necessarily ratio with illustrating and be exaggerated
Correctly.
Embodiment
Fig. 1 shows the schematic diagram for being sent according to the top of the present invention and pushing up back purification ventilating system 100.
Include air outlet 101 as shown in figure 1, being sent according to the top of the present invention and pushing up back purification ventilating system 100, it is arranged in room
Between top, here, air outlet 101 is arranged at the furred ceiling 111 in room.Air outlet 101 is configured as being conveyed to room
The air-supply that fresh air and return air through processing are formed.Within the scope of the invention, return air refers to be recovered to ventilation equipment from room
In for being handled the air-flow of (as purify), and fresh air refers to after outdoor introducing through handling (such as purification, temperature adjustment, damping)
The mixing wind of air-flow, the return air through processing and the fresh air through processing is referred to as blowing.
System 100 also includes return air inlet 102, and it is equally arranged at the top of room, here, return air inlet 102 is arranged in room
Furred ceiling 111 at.Return air inlet 102 is configured as return air being incorporated into ventilating system 100 to be handled from room.In this hair
In bright, the critical piece of system 100 is placed in the interlayer 110 of furred ceiling, but what this was merely exemplary.
In Fig. 1, a return air inlets 102 are arranged every two air outlets 101, the adjacent air outlet 102 of two of which with
Same ajutage 107 is connected, and each backwind tube 102 is connected with backwind tube 106 respectively.It should be understood that this is only to show
Example property, in other embodiments, other arrangements can be used, such as a return air is arranged every three air outlets 101
Mouth 102.
Air outlet 101 and return air inlet 102 are each equipped with diffuser plate 108 so that the air-supply conveyed by air outlet 101 is jet
And for the return air introduced by the return air inlet 102 to conflux, the diffuser plate 108 is the plate with certain percent opening.For example, send
The percent opening of the diffuser plate 108 in air port 101 is 15%, and the percent opening of the expansion board 108 of return air inlet 102 is 30%, is passed through
The percent opening of diffuser plate 108 is set, the aperture wind speed of air outlet 101 and return air inlet 102 can be set, and make by air outlet
The air-supply of 101 outputs forms jet, and makes to be formed by the return air that return air inlet 102 introduces and conflux.So, can be more easily real
The existing isolation, because can not only accurately define the air circulation jet area 103 that jet covered using jet, and the wind speed to conflux
Square it is inversely proportional with the distance of return air inlet again, the scope very little of return air control.Thus air circulation jet area 103 is relatively accurately determined
With the border of return air doab 104, and then realize the two preferably isolation.In addition, the diffuser plate of two neighboring air outlet 101
108 perforate and do not open at two sides 109 relative to each other of the diffuser plate 108 at the side relative with return air inlet
Hole, it is possible thereby to realize that circulated air is distributed more uniform air circulation jet area 103, that is to say, that including diffuser plate marginal zone
In whole air circulation jet region 103 including domain, the circulated air exported by air outlet 101 is evenly distributed, more preferable so as to realize
Air-supply effect and room in improve air quality parameters.Here, the aperture wind speed of air outlet is preferably adjusted as 5.0m/s,
And the aperture wind speed of return air inlet is preferably adjusted as 2.5m/s so that the wind of the workspace 105 defined by air circulation jet area 103
Scooter 0.2m/s to 0.3m/s, to meet most commercial Application needs.In addition, air outlet 101 and return air by the present invention
The relative position of mouth 102 is set, and the more large working area in room, even whole working faces can be made to have enough wind speed (i.e. clean
The wind speed of net circulated air), so as to ensure the air quality parameters of the working face, such as oxygen content, cleanliness factor, temperature and humidity
Etc..For example, the air-supply of speed enough can not only provide the air (including oxygen) of cleaning, moreover it is possible to take away the hot wet of working face
Load (including sensible heat and latent heat), so as to ensure every air quality parameters of working face.
As shown in figure 1, air circulation jet area 103 and the clear border of return air doab 104, non-overlapping copies, thus effectively keep away
" air flow shortcircuit " phenomenon is exempted from, that is, has avoided and be introduced in return air inlet 102 directly as return air by the air-supply that air outlet 101 exports
In.
Sent push up back according to the top of the present invention and purify ventilating system 100 advantageously, (1) is due to return air inlet 102
At the top of room, such as on ceiling board, therefore return air inlet 102 is not take up the space using space, i.e. in room in room by preferably
Utilize, without influenceing air blow and return air-flow；(2) by setting the relative position and air outlet of air outlet 101 and return air inlet 102
101 aperture wind speed and the aperture wind speed of return air inlet 102, can make air outlet 101 convey circulated air air circulation jet area 103 with
Return air inlet 102 introduces the non-overlapping copies of return air doab 104 of return air, so as to realize more preferable air quality parameters, this base
Seen clearly in following original of inventor：Existing top, which is sent, pushes up back why purification ventilating system cannot be guaranteed good air quality ginseng
Number, main reason is that, because return air inlet and air outlet are arranged at the top of room simultaneously, therefore easily cause air outlet submitting
The return air that air-supply and return air inlet through processing introduce forms " short circuit ", i.e., a part of wind that air outlet is sent out is directly as return air quilt
It is incorporated into return air inlet, this causes the air-supply of this part to be not up to clean rooms, carry out the effect of temperature adjustment, damping to room, so as to
Air quality parameters in extreme influence room, and in the present invention, by by the air circulation jet area 103 of air outlet 101 with returning
The return air doab 104 in air port 102 separates, you can the short circuit problem is efficiently solved, so as to ensure air quality parameters；This
Outside, the air-supply of air outlet 101 is embodied as jet and is embodied as confluxing by the return air of return air inlet 102, can be more easily real
The existing isolation because using jet can not only accurately define air circulation jet area (i.e. workspace) that jet covered and
Can guarantee that the wind speed of the working face 105 in air circulation jet area 103, and the wind speed to conflux and the distance of return air inlet square into anti-
Than control range very little.So, the border in air circulation jet area 103 and return air doab 104 just can be relatively accurately determined,
And then realize the two preferably isolation.
Although some embodiments of the present invention are described in present specification, to art technology
Personnel are it is readily apparent that these embodiments are merely possible to shown in example.It is it may occur to persons skilled in the art that numerous
Flexible program, alternative solution and improvement project without beyond the scope of this invention.Appended claims are intended to limit this hair
Bright scope, and thereby cover method and structure of these claims and its in the range of equivalents in itself.
Claims (7)
1. one kind top, which is sent, pushes up back purification ventilating system, including：
Air outlet, it is arranged at the top of room for conveying what is be made up of the return air through processing and the fresh air through processing to room
Circulated air；
Return air inlet, it is arranged at the top of room for return air is incorporated into ventilating system to be handled from room；
Wherein described air outlet and return air inlet are each equipped with diffuser plate so that the circulated air conveyed by the air outlet for jet simultaneously
And the return air introduced by the return air inlet is to conflux, and the relative position and the air outlet of the air outlet and return air inlet
Aperture wind speed and the aperture wind speed of the return air inlet be adjusted so that in the space in the room, the air outlet conveying
The air circulation jet area of circulated air introduces the return air doab non-overlapping copies of return air with the return air inlet.
2. top according to claim 1, which is sent, pushes up back purification ventilating system, it is characterised in that is sent at the top of room every two
One return air inlet of scenery resource quality, the adjacent air outlet of two of which connect with same ajutage.
3. top according to claim 1, which is sent, pushes up back purification ventilating system, it is characterised in that the aperture wind speed of air outlet is adjusted
Save as 2.5m/s, and the aperture wind speed of return air inlet is adjusted to 5m/s.
4. top according to claim 1, which is sent, pushes up back purification ventilating system, it is characterised in that the perforate of the diffuser plate of air outlet
Rate is 15%, and the area of the working face corresponding with air circulation jet area is 9m2, wherein the wind speed of working face be 0.2m/s extremely
0.5m/s。
5. top according to claim 1, which is sent, pushes up back purification ventilating system, it is characterised in that the perforate of the expansion board of return air inlet
Rate is 30%.
6. top according to claim 2, which is sent, pushes up back purification ventilating system, it is characterised in that the diffusion of two neighboring air outlet
Plate perforate and not perforate at the side relative with return air inlet at two sides relative to each other of the diffuser plate.
7. the top according to one of claim 1 to 6, which is sent, pushes up back purification ventilating system, it is characterised in that top, which is sent, pushes up back purification
Ventilating system is used for ISO4 levels to 10 grades of clean rooms of ISO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710128668.8A CN107796079B (en) | 2017-03-06 | 2017-03-06 | Top-feeding top-returning purifying ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710128668.8A CN107796079B (en) | 2017-03-06 | 2017-03-06 | Top-feeding top-returning purifying ventilation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107796079A true CN107796079A (en) | 2018-03-13 |
| CN107796079B CN107796079B (en) | 2023-04-25 |
Family
ID=61531018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710128668.8A Active CN107796079B (en) | 2017-03-06 | 2017-03-06 | Top-feeding top-returning purifying ventilation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107796079B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287578A (en) * | 2021-05-14 | 2021-08-24 | 嵊州陌桑高科股份有限公司 | Top-delivering and top-returning airflow control system for culture room and installation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287578A (en) * | 2021-05-14 | 2021-08-24 | 嵊州陌桑高科股份有限公司 | Top-delivering and top-returning airflow control system for culture room and installation method thereof |
| CN113287578B (en) * | 2021-05-14 | 2022-08-12 | 嵊州陌桑高科股份有限公司 | Top-delivering and top-returning airflow control system for culture room and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107796079B (en) | 2023-04-25 |
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