CN108534235A - A kind of concealed air-flow modified air conditioner in machine room - Google Patents
A kind of concealed air-flow modified air conditioner in machine room Download PDFInfo
- Publication number
- CN108534235A CN108534235A CN201810526543.5A CN201810526543A CN108534235A CN 108534235 A CN108534235 A CN 108534235A CN 201810526543 A CN201810526543 A CN 201810526543A CN 108534235 A CN108534235 A CN 108534235A
- Authority
- CN
- China
- Prior art keywords
- air
- deflectors
- flow
- machine room
- drip tray
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- 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
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- 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
- F24F13/30—Arrangement or mounting of heat-exchangers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention discloses a kind of concealed air-flow modified air conditioner in machine room, include evaporator, No.1 deflector and No. two deflectors below fan assembly, No. two deflectors are fixed between evaporator bottom plate and drip tray, there are gaps between the evaporator bottom plate and drip tray, No. two deflectors are welded with drip tray, several air flow balance holes and water level balance hole are distributed on No. two deflectors, drip tray is equipped with double draining hole, it is separately positioned on the windward side and leeward side of No. two deflectors, evaporator bottom plate is equipped with several ventilation holes.A part of air-flow is directly sent to original air-flow dead zone by the deflector of the present invention, and the heat exchange in dead zone is greatly improved, and unit refrigerating capacity improves, and efficiency increases；Structure steganography is very beautiful inside drip tray, and installation is simpler；And internal deflector is smaller, can adapt to the use environment of various air flow rates, cost is lower, and use scope is wider, has more the value of industrialization.
Description
Technical field
The invention belongs to air conditioner in machine room field more particularly to a kind of concealed air-flow modified air conditioner in machine room.
Background technology
The key means of machine room air-conditioning energy-saving are exactly interior increase evaporator area, reduction air circulation resistance in a limited space
Power reduces wind turbine power consumption.There is more unfavorable air current composition problem after increasing evaporator area in traditional air conditioner in machine room,
Air current composition confusion causes the evaporation of the refrigerant in the flow of evaporator part insufficient, and the refrigerant of evaporating completely does not enter pressure
Contracting machine causes compressor liquid hammer, has seriously affected the normal table operation of air conditioner, the performance and efficiency of air conditioner also decline significantly
Subtract.In order to solve this problem, conventional means are the flows for significantly adjusting evaporator, and the journeys flow arrangement such as or not excessive difference is again
It causes to seriously affect to the oil return of refrigeration system, compressor may be caused to burn, air conditioner delay machine.
As shown in Figure 1 modified air conditioner in machine room, evaporator and right side evaporator in left side are flowed for the air of the prior art
Centre increase No. 1 deflector, No. 2 deflectors and No. 3 deflectors are increased in right side evaporator lower part, by experiment test
And CFD simulations, air flowing trace schematic diagram as shown in Figure 1 is depicted, so that air current composition is obtained by increase deflector excellent
Change.But the diversion plan is more demanding to flow parameter, for different air flow rate ranges, needs to design different lead
Stream scheme, when the fluctuation of overall air quantity is more than certain range, regulation performance will be deteriorated, and the effect of air delivery can obviously become
Difference, and base of evaporator still has air-flow vortex.Angle, the size of deflector used are required for testing by largely testing
Card, and the processing and installation of these deflectors are all more troublesome, and increase complete machine cost.Therefore, it still needs to carry out deflector scheme
Optimization.
Invention content
Goal of the invention：It is an object of the present invention to provide a kind of concealed air-flow modified air conditioner in machine room.
Technical solution：The present invention includes the evaporator and No.1 deflector being located at below fan assembly, which is characterized in that also
Including No. two deflectors, described No. two deflectors are fixed between evaporator bottom plate and drip tray, the evaporator bottom plate
There are gaps between drip tray.
The evaporator bottom plate includes left side evaporator bottom plate and right side evaporator bottom plate.
The right side evaporator bottom plate is equipped with several ventilation holes, and ventilation hole shape is rectangle, circle, ellipse or five
Angular, the size of ventilation hole can be adjusted according to the size of actual evaporator.
The both ends inverse bending of No. two deflectors forms the first flanging and the second flanging, the first flanging level are set
It sets, second flanging and No. two deflectors are at an acute angle.
The first flanging on No. two deflectors is welded with drip tray, and the second flanging and right side evaporator bottom board are dead,
The deflector does not need additional water conservancy diversion parts, installation easy to produce.
Several air flow balance holes and water level balance hole are distributed on No. two deflectors, are ensureing evaporator improvement gas
In the case that stream is sufficient, it is ensured that the pressure difference before and after No. two deflectors is minimum, and then ensures water level balance.
The air flow balance hole is located at the both sides of No. two deflectors, the water level balance hole be located at air flow balance hole it
Between.
The drip tray is equipped with double draining hole.
The double draining hole is separately positioned on the windward side and leeward side of No. two deflectors, so that it is guaranteed that No. two deflectors
The condensed water of both sides can be discharged, and reduce the ponding on drip tray.
Advantageous effect：A part of air-flow is directly sent to original air-flow dead zone, the heat exchange in dead zone by the deflector of the present invention
It is greatly improved, unit refrigerating capacity improves, and efficiency increases；Structure steganography is very beautiful inside drip tray, and installation is simpler
It is single；And internal deflector is smaller, can adapt to the use environment of various air flow rates, cost is lower, and use scope is more
Extensively, the value of industrialization is had more.
Description of the drawings
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is the structural schematic diagram of the present invention；
Fig. 3 is the air flow trace schematic diagram of the present invention；
Fig. 4 is the evaporator floor diagram of the present invention；
Fig. 5 is the drip tray and No. two deflector structure schematic diagrames of the present invention；
Fig. 6 is the drip tray and No. two deflector left views of the present invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Fig. 2, the present invention includes being located at evaporator 2, No.1 deflector 3 and No. two water conservancy diversion of 1 lower section of fan assembly
Plate 4, No. two deflectors 4 are fixed on " vacuum " region between evaporator bottom plate 5 and drip tray 6, and the end of No. two deflectors 4
The poor base of evaporator region of air flow method directly is corresponded to, is not take up the gas channel in 2 outside of unit evaporator, windage is most
It is small, cost is minimum, and between evaporator bottom plate 5 and drip tray 6 there are air-flow by gap.
Evaporator bottom plate 5 includes left side evaporator bottom plate and right side evaporator bottom plate, as shown in figure 4, right side evaporator bottom
Plate is equipped with several ventilation holes, and the air that the gap between evaporator bottom plate 5 and drip tray 6 enters enters the right side through ventilation hole
Side evaporator, ventilation hole shape are rectangle, circle, ellipse or pentagon, and the size of ventilation hole can be according to actual evaporator
Size be adjusted.As shown in Figure 5 and Figure 6, the both ends inverse bending of No. two deflectors 4 forms the first flanging and the second folding
Side, the first flanging is horizontally disposed, and the second flanging and No. two deflectors 4 are at an acute angle, and the first flanging is welded with drip tray 6, the second folding
Side and right side evaporator bottom board are dead.Using integrated design, additional water conservancy diversion parts are not needed, are hidden in drip tray 6
Portion, very beautiful, installation is simpler, and internal deflector is smaller, can adapt to the use environment of various air flow rates,
Cost is lower, and use scope is wider.
Several air flow balance holes 7 and water level balance hole 8 are also distributed on No. two deflectors 4, are ensureing the improvement gas of evaporator 2
In the case that stream is sufficient, air flow balance hole 7 can ensure that the pressure difference before and after No. two deflectors 4 is minimum, and then pass through water level balance
Hole 8 ensures the water level balance of No. two deflectors 4 windward sides and leeward side.Wherein, air flow balance hole 7 is located at No. two deflectors 4
Both sides, water level balance hole 8 is between air flow balance hole 7.Double draining hole is additionally provided on drip tray 6, respectively windward side drains
Hole 9 and leeward side osculum 10 are reduced so that it is guaranteed that the condensed water of No. two 4 both sides of deflector can be discharged on drip tray 6
Ponding.
As shown in figure 3, simulated by experiment test and CFD, corresponding air flowing trace schematic diagram is depicted, I-in figure
The outlet temperature average value of VI evaporator mark section is respectively 12.3 DEG C (under inlet condition unanimous circumstances), 13.2 DEG C, 14.2
℃、11.9℃、12.3℃、14.8℃.It can be seen from the figure that air-flow is from the gap between evaporator bottom plate 5 and drip tray 6
Into, No. two deflectors 4 are flowed through, are directly passed through from right side evaporator negative, the air flow swirl of 2 rear side of evaporator completely eliminates,
The heat transfer effect of evaporator 2 is obviously improved.V, VI section of airflow smooth of right side evaporator, no longer by left side evaporator cold wind
Influence, outlet temperature is obviously improved, and the practical efficiency of evaporator 2 is higher.Some heat of IV section of right side evaporator
Air passes through, and the refrigerant inside evaporator 2 being capable of evaporating completely.From the point of view of the outlet temperature of evaporator 2, left side evaporator and
Right side evaporator still very close to, evaporator 2 outlet without band liquid phenomenon, compressor be not present liquid hammer risk.Evaporator 2
Practical heat transfer effect and utilization rate are higher, and the refrigerant of air conditioner is obviously improved, and wind turbine power consumption is relatively low, and complete machine efficiency obviously carries
It rises.
Claims (9)
1. a kind of concealed air-flow modified air conditioner in machine room, including the evaporator (2) being located at below fan assembly (1) are led with No.1
Flowing plate (3), which is characterized in that further include No. two deflectors (4), described No. two deflectors (4) are fixed on evaporator bottom plate (5)
Between drip tray (6), there are gaps between the evaporator bottom plate (5) and drip tray (6).
2. a kind of concealed air-flow modified air conditioner in machine room according to claim 1, which is characterized in that the evaporator
Bottom plate (5) includes left side evaporator bottom plate and right side evaporator bottom plate.
3. a kind of concealed air-flow modified air conditioner in machine room according to claim 2, which is characterized in that steam on the right side
It sends out device bottom plate and is equipped with several ventilation holes.
4. a kind of concealed air-flow modified air conditioner in machine room according to claim 1, which is characterized in that described No. two are led
The both ends inverse bending of flowing plate (4) forms the first flanging and the second flanging, and first flanging is horizontally disposed, and described second
Flanging and No. two deflectors (4) are at an acute angle.
5. a kind of concealed air-flow modified air conditioner in machine room according to claim 4, which is characterized in that No. two water conservancy diversion
The first flanging on plate (4) is welded with drip tray (6), and the second flanging and right side evaporator bottom board are dead.
6. a kind of concealed air-flow modified air conditioner in machine room according to claim 1 or 4, which is characterized in that described two
Several air flow balance holes (7) and water level balance hole (8) are distributed on number deflector (4).
7. a kind of concealed air-flow modified air conditioner in machine room according to claim 6, which is characterized in that the air-flow is flat
Weighing apparatus hole (7) is located at the both sides of No. two deflectors (4), and the water level balance hole (8) is located between air flow balance hole (7).
8. a kind of concealed air-flow modified air conditioner in machine room according to claim 1, which is characterized in that the drip tray
(6) it is equipped with double draining hole.
9. a kind of concealed air-flow modified air conditioner in machine room according to claim 8, which is characterized in that the double-drainage
Hole is separately positioned on the windward side and leeward side of No. two deflectors (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526543.5A CN108534235B (en) | 2018-05-23 | 2018-05-23 | Concealed air flow improved machine room air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526543.5A CN108534235B (en) | 2018-05-23 | 2018-05-23 | Concealed air flow improved machine room air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108534235A true CN108534235A (en) | 2018-09-14 |
| CN108534235B CN108534235B (en) | 2023-11-10 |
Family
ID=63472799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810526543.5A Active CN108534235B (en) | 2018-05-23 | 2018-05-23 | Concealed air flow improved machine room air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108534235B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202792241U (en) * | 2012-07-05 | 2013-03-13 | 大金工业株式会社 | Air-conditioner |
| JP2015224798A (en) * | 2014-05-26 | 2015-12-14 | 三菱電機株式会社 | Indoor unit of air conditioner |
| CN105465895A (en) * | 2016-01-08 | 2016-04-06 | 南京佳力图机房环境技术股份有限公司 | Machine room air conditioner with air induction mode improved and water splashing problem solved |
| CN105627636A (en) * | 2016-01-08 | 2016-06-01 | 南京佳力图机房环境技术股份有限公司 | Air motion modified computer room air conditioner |
| CN105783118A (en) * | 2016-03-18 | 2016-07-20 | 华为技术有限公司 | Air conditioner |
| CN106225194A (en) * | 2016-07-19 | 2016-12-14 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN207132450U (en) * | 2017-06-23 | 2018-03-23 | 大金工业株式会社 | Indoor apparatus of air conditioner |
-
2018
- 2018-05-23 CN CN201810526543.5A patent/CN108534235B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202792241U (en) * | 2012-07-05 | 2013-03-13 | 大金工业株式会社 | Air-conditioner |
| JP2015224798A (en) * | 2014-05-26 | 2015-12-14 | 三菱電機株式会社 | Indoor unit of air conditioner |
| CN105465895A (en) * | 2016-01-08 | 2016-04-06 | 南京佳力图机房环境技术股份有限公司 | Machine room air conditioner with air induction mode improved and water splashing problem solved |
| CN105627636A (en) * | 2016-01-08 | 2016-06-01 | 南京佳力图机房环境技术股份有限公司 | Air motion modified computer room air conditioner |
| CN105783118A (en) * | 2016-03-18 | 2016-07-20 | 华为技术有限公司 | Air conditioner |
| CN106225194A (en) * | 2016-07-19 | 2016-12-14 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN207132450U (en) * | 2017-06-23 | 2018-03-23 | 大金工业株式会社 | Indoor apparatus of air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108534235B (en) | 2023-11-10 |
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