CN207350620U - A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology - Google Patents

A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology Download PDF

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Publication number
CN207350620U
CN207350620U CN201721060585.1U CN201721060585U CN207350620U CN 207350620 U CN207350620 U CN 207350620U CN 201721060585 U CN201721060585 U CN 201721060585U CN 207350620 U CN207350620 U CN 207350620U
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CN
China
Prior art keywords
air
water
dew point
cooler
treatment unit
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Expired - Fee Related
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CN201721060585.1U
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Chinese (zh)
Inventor
黄翔
黄凯新
严政
张鸿
安苗苗
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Xian Polytechnic University
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Xian Polytechnic University
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Priority to CN201721060585.1U priority Critical patent/CN207350620U/en
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Expired - Fee Related legal-status Critical Current
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/40Geothermal heat-pumps
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

Abstract

The air-treatment unit of a kind of source in combination and dew point indirect evaporative cooling technology disclosed in the utility model, including housing, housing sidewall opposite sides is respectively arranged with air inlet and air outlet, and housing is interior to be disposed with filtration apparatus, surface cooler, indirect evaporating-cooling section, air baffle, direct evaporating-cooling section, water fender and pressure fan according to air-flow direction;Indirect evaporating-cooling section includes indirect evaporation cooler, and the top of indirect evaporation cooler is provided with water distributor a, and the bottom of indirect evaporation cooler is provided with cyclic water tank a, and cyclic water tank a passes sequentially through buried pipe and water distributor a is connected with surface cooler.The air-treatment unit of the utility model is by the way that evaporation cooling technique is combined with ground source heat pump technology, summer carries out precooling using the cold of underground storage to fresh air, winter is preheated using the heat of underground storage, air is strengthened by its flow-disturbing during external screw thread heat-exchanging tube bundle, improves the heat exchange efficiency of dew point indirect evaporative cooler.

Description

A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology
Technical field
The utility model belongs to air conditioner technical field, and in particular to a kind of source in combination and dew point indirect evaporative cooling The air-treatment unit of technology.
Background technology
With the increasingly raising of China's economic level, requirement of the people to the living environment comfort level that works is higher and higher, passes Although the mechanical refrigeration air-conditioning of system can effectively control indoor thermal environment, ensure the thermal comfort of indoor occupant, its initial cost And operating cost is very high, while the infringement that can not be die out also is caused to environment, such as global warming, depletion of the ozone layer. Evaporation cooling technique, ground source heat pump technology etc. are energy saving, the life of people is just gradually being come into the appearance of low-carbon, environmental-protection refrigeration air conditioner technology It is living, played an increasingly important role in field of air conditioning.
Ground source heat pump technology is to measure cold (heat) that is stored in surface soil, by the form of underground pipe through in-pipe flow handle Cold (heat) amount is taken out of, air is cooled down (heating);Evaporation cooling technique is cooled down using the principle of water evaporation heat absorption The Temperature fall mode of air.The combination of two kinds of green technologies will greatly promote the efficiency of air-treatment unit, while greatly Reduce energy consumption.
Most of existing standpipe dew point indirect evaporative cooler using straight tube as heat exchanger tube, air by restrain flow-disturbing compared with Small, heat exchange efficiency is relatively low, in use there are waste of energy, heat exchange efficiency is low the problem of.
Utility model content
The purpose of this utility model is to provide the air processing machine of a kind of source in combination and dew point indirect evaporative cooling technology Group, solving the problems, such as air-treatment unit, energy waste is big in use, heat exchange efficiency is low.
The utility model is the technical scheme adopted is that the air of a kind of source in combination and dew point indirect evaporative cooling technology Unit, including housing are handled, housing sidewall opposite sides is respectively arranged with air inlet and air outlet, and housing is interior according to air flow Direction is disposed with filtration apparatus, surface cooler, indirect evaporating-cooling section, air baffle, direct evaporating-cooling section, water fender And pressure fan;Secondary Air outlet is provided with housing at the top of indirect evaporating-cooling section;
Indirect evaporating-cooling section includes indirect evaporation cooler, and the top of indirect evaporation cooler is provided with water distributor a, The bottom for connecing devaporizer is provided with cyclic water tank a, and cyclic water tank a passes sequentially through buried pipe and connects water distributor with surface cooler a;
Direct evaporating-cooling section includes the filler for the central shaft and central column being mutually socketed, and one end of central shaft is additionally provided with Hydrodynamic(al) shaft coupling, filler top are provided with water distributor b, filler bottom be provided with cyclic water tank b, cyclic water tank b and water distributor b it Between pass sequentially through water pipe G1, hydrodynamic(al) shaft coupling connects water distributor b with water pipe G2.
The utility model is further characterized in that,
Water circulating pump a is additionally provided with buried pipe.
Indirect evaporation cooler is external screw thread standpipe dew point indirect evaporative cooler, specifically include it is some be vertically arranged it is outer Screw thread standpipe, each external screw thread bottom of vertical are in contact by partition plate with cyclic water tank a, per two adjacent external screw thread standpipes Top be respectively provided with water conservancy diversion grid.
Primary air passage is respectively formed between the adjacent external screw thread standpipe of each two, two are respectively formed in each external screw thread standpipe Secondary air duct.
Along surface cooler to the direction of air baffle, the vertical length of external screw thread standpipe is stepped to successively decrease successively.
The top of each external screw thread standpipe is both provided with outlet, and fluted, groove is connected per between two adjacent outlets Water conservancy diversion grid is formed with the outer wall of two outlets.
Buried pipe is located under earth's surface at 2-4m, and is the coil pipe of continuous " S " shape arrangement.
Secondary Air is provided with overfire air fan in outlet.
Water circulating pump b is provided with water pipe G1.
The beneficial effect of the utility model air-treatment unit is:
1) evaporation cooling technique is combined by the utility model air-treatment unit with ground source heat pump technology, is buried by level The closure heat exchange pipeline being placed in below ground surface 2-4m and soil carry out the cold and hot cold for exchanging, shifting underground storage, for pair Air carries out pre-heater or pre-cooler, reduces or improve the temperature of air inlet air, improves set heat exchange efficiency;
2) the indirect evaporating-cooling section of the utility model air-treatment unit, it is cold using external screw thread standpipe dew point indirect evaporative But device, when a channel air between external screw thread standpipe by when, will be produced under the influence of the screwed pipe of interlaced arrangement larger Disturbance, when enhancing the heat transfer of primary air and pipe outer wall, while also extending primary air contact with screw thread tube outer surface Between, improve heat exchange efficiency;
3) water distribution of the utility model air-treatment unit China and foreign countries screw thread standpipe dew point indirect evaporative cooler uses water drenching The water distribution manner combined with water conservancy diversion grid is managed, recirculated water is fallen on the groove of water conservancy diversion grid after spray pipe leaching is lower, treats groove In water it is full after will overflow in male-pipe, by patch attaching effect, water can be flowed down along inside pipe wall, formed in inner wall quickly Uniform moisture film;Which water distribution evenly, efficiency of damp and hot exchanging higher, and supplying water only with water pump, and without spray Mouth, energy expenditure are less;
4) in the external screw thread standpipe dew point indirect evaporative cooler of the utility model air-treatment unit, primary air is successively Through standpipe;For auxiliary air, the auxiliary air of first row standpipe is the part of primary air, second row standpipe it is secondary Air be first row processing after primary air, the auxiliary air of the 3rd row be second row processing after primary air and pass successively Into;Auxiliary air enters in external screw thread standpipe by lower part, and from top to bottom the moisture film with inner wall forms adverse current, carries out the wet friendship of heat Change, the fiducial temperature of hot and humid area is carried out due to recirculated water to be reduced, and thus wet-bulb temperature reaches less than dew-point temperature, and then once Air will approach dew-point temperature;
5) the direct evaporating-cooling section of the utility model air-treatment unit uses Ring-cylindrical roller filler, in recirculated water Under the driving for pumping b, the water in cyclic water tank b drives its rotation by hydrodynamic(al) shaft coupling, and then drives the rotation of roller filler, most Water is sprayed by the water distributor b above filler afterwards, makes water distribution more uniform, efficiency of damp and hot exchanging is more preferable.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model air-treatment unit;
Fig. 2 is the top view of external screw thread standpipe in Fig. 1;
Fig. 3 is the stereogram of external screw thread standpipe in Fig. 1;
Fig. 4 is the structure diagram of water conservancy diversion grid in the utility model air-treatment unit;
Fig. 5 is the structure diagram of hydrodynamic(al) shaft coupling in the utility model air-treatment unit.
In figure, 1. air inlets, 2. filtration apparatuses, 3. surface coolers, 4. external screw thread standpipes, 5. water conservancy diversion grids, 6. water distributor a, 7. Secondary Air exports, 8. overfire air fans, 9. air baffles, 10. fillers, 11. water distributor b, 12. hydrodynamic(al) shaft couplings, outside 12a. Shell, 12b. hydrodynamic(al) impellers, 13. water fenders, 14. pressure fan, 15. air outlets, 16. cyclic water tank b, 17. water circulating pump b, 18. ground Pipe laying road, 19. cyclic water tank a, 20. partition plates, 21. water circulating pump a, 22. outlets, 23. grooves.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
A kind of source in combination of the utility model and the air-treatment unit of dew point indirect evaporative cooling technology, as shown in Figure 1, Including housing, housing sidewall opposite sides is respectively arranged with air inlet 1 and air outlet 15, in housing according to air-flow direction according to It is secondary to be provided with filtration apparatus 2, surface cooler 3, indirect evaporating-cooling section, air baffle 9, direct evaporating-cooling section, water fender 13 With pressure fan 14;Secondary Air outlet 7 is provided with housing at the top of indirect evaporating-cooling section;Filtration apparatus 2 is specially air mistake Strainer.
Indirect evaporating-cooling section includes indirect evaporation cooler, and the top of indirect evaporation cooler is provided with water distributor a6, The bottom of indirect evaporation cooler is provided with cyclic water tank a19, and cyclic water tank a19 passes sequentially through buried pipe 18 and surface cooler 3 Connect water distributor a6;Water circulating pump a21 is additionally provided with buried pipe 18.Water circulating pump a21, which starts, provides power, cyclic water tank Then recirculated water in a19 carries out heat exchange by the precooling or preheating of buried pipe 18 by surface cooler 3 to fresh air, Indirect evaporation cooler is sprayed to by water distributor a6, is finally back to cyclic water tank a19.
Direct evaporating-cooling section includes the filler 10 for the central shaft and central column being mutually socketed, and one end of central shaft is also set up There is hydrodynamic(al) shaft coupling 12,10 top of filler is provided with water distributor b11, and 10 bottom of filler is provided with cyclic water tank b16, cyclic water tank Water pipe G1 is passed sequentially through between b16 and water distributor b11, hydrodynamic(al) shaft coupling 12 connects water distributor b11 with water pipe G2.
Indirect evaporation cooler is external screw thread standpipe dew point indirect evaporative cooler, as shown in Figures 2 and 3, is specifically included Some external screw thread standpipes 4 being vertically arranged, each 4 bottom of external screw thread standpipe are in contact by partition plate 20 with cyclic water tank a19, Top per two adjacent external screw thread standpipes 4 is respectively provided with water conservancy diversion grid 5;Equal shape between the adjacent external screw thread standpipe 4 of each two Into primary air passage, secondary-air passage is respectively formed in each external screw thread standpipe 4.In indirect evaporating-cooling section, fresh air conduct Primary air 4 outer wall of horizontal swipe external screw thread standpipe successively, heat exchange is carried out with pipe outer wall;Auxiliary air is from male-pipe 4 It is interior, flow through from bottom to top in pipe, hot and humid area is carried out with the moisture film of inside pipe wall.
Along surface cooler 3 to the direction of air baffle 9, the vertical length of external screw thread standpipe 4 is stepped to successively decrease successively, by Heat exchange is carried out with air successively in the horizontal direction in primary air passage, the external screw thread standpipe 4 gradually to successively decrease, which reduces, to be made Use cost.
As shown in figure 4, the top of each external screw thread standpipe 4 is both provided with outlet 22, per between two adjacent outlets 22 Fluted 23 are connected, the outer wall that groove 23 and two export 22 forms water conservancy diversion grid 5.Recirculated water is sprayed in water conservancy diversion grid 5, when After ponding spill-over, recirculated water leaves along 4 inner wall of external screw thread standpipe, forms uniform moisture film in inside pipe wall, improves heat exchange efficiency.
Buried pipe 18 is located under earth's surface at 2-4m, and is the coil pipe of continuous " S " shape arrangement, increases the contact with ground Area, improves heat exchange efficiency, has saved the energy.
Overfire air fan 8 is provided with Secondary Air outlet 7, overfire air fan 8 increases the air flow speed at Secondary Air outlet 7 Rate.
As shown in figure 5, hydrodynamic(al) shaft coupling 12 is affixed by hydrodynamic(al) impeller 12b and central shaft, pass through shell 12a and water pipe G1 Connected with water pipe G2.Water circulating pump b17 is provided with water pipe G1, water circulating pump b17 provides power;Hydrodynamic(al) shaft coupling 12 is by shell 12a and built-in hydrodynamic(al) impeller 12b compositions.
The course of work of the utility model air-treatment unit:
Fresh air is successively by air inlet 1,2 impurity screening of filtration apparatus, surface cooler 3, indirect evaporating-cooling section, air conducting Plate 9, direct evaporating-cooling section, water fender 13, pressure fan 14 and air outlet 15 are got in;
When in indirect evaporating-cooling section, water circulating pump a21, which starts, provides power, the recirculated water in cyclic water tank a19 By the precooling or preheating of buried pipe 18, heat exchange is then carried out by surface cooler 3 and fresh air, is sprayed by water distributor a6 Spill to indirect evaporation cooler, be finally back to cyclic water tank a19;Circulation water section falls into water conservancy diversion lattice in indirect evaporation cooler In grid 5, primary air 4 outer wall of horizontal swipe external screw thread standpipe successively, heat exchange is carried out with pipe outer wall;Auxiliary air is from outer spiral shell In line pipe 4, flow through from bottom to top in pipe, enter inside pipe wall after recirculated water spill-over in water conservancy diversion grid 5, auxiliary air with pipe The moisture film of wall carries out hot and humid area from 7 outflow of Secondary Air outlet, after primary air absorbs the heat of tube wall and recirculated water, under One stage;
Primary air enters direct evaporating-cooling section, and water circulating pump b17 provides power, by the circulation in cyclic water tank b16 Hydrodynamic(al) impeller 12b of the water successively through water pipe G1, driving hydrodynamic(al) shaft coupling 12 rotates, and center axis rotation is then driven, by water Pipe G2 enters water distributor b11, and recirculated water is sprayed to filler 10 by water distributor b11, after passing sequentially through the progress heat exchange of filler 10 Discharge, recirculated water are fallen after rise to cyclic water tank b16.
A kind of source in combination of the utility model and the air-treatment unit of dew point indirect evaporative cooling technology, cool down evaporation Technology is combined with ground source heat pump technology, and summer carries out fresh air precooling using the cold of underground storage, and winter is stored up using underground The heat deposited is preheated, and air is strengthened by its flow-disturbing during external screw thread heat-exchanging tube bundle, improves dew point indirect evaporative cooler Heat exchange efficiency.

Claims (9)

1. a kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology, it is characterised in that including housing, shell Body sidewall opposite sides is respectively arranged with air inlet (1) and air outlet (15), is set gradually in housing according to air-flow direction There are filtration apparatus (2), surface cooler (3), indirect evaporating-cooling section, air baffle (9), direct evaporating-cooling section, water fender (13) and pressure fan (14);Secondary Air outlet (7) is provided with housing at the top of the indirect evaporating-cooling section;
The indirect evaporating-cooling section includes indirect evaporation cooler, and the top of indirect evaporation cooler is provided with water distributor a (6), the bottom of indirect evaporation cooler is provided with cyclic water tank a (19), and cyclic water tank a (19) passes sequentially through buried pipe (18) Water distributor a (6) is connected with surface cooler (3);
The direct evaporating-cooling section includes the filler (10) for the central shaft and central column being mutually socketed, and one end of central shaft is also Hydrodynamic(al) shaft coupling (12) is provided with, the filler (10) top is provided with water distributor b (11), and filler (10) bottom, which is provided with, to be followed Ring water tank b (16), passes sequentially through water pipe G1, hydrodynamic(al) shaft coupling (12) and water pipe between cyclic water tank b (16) and water distributor b (11) G2 connection water distributor b (11).
2. a kind of source in combination according to claim 1 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, water circulating pump a (21) is additionally provided with the buried pipe (18).
3. a kind of source in combination according to claim 1 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, the indirect evaporation cooler is external screw thread standpipe dew point indirect evaporative cooler, and it is some vertical to specifically include The external screw thread standpipe (4) of arrangement, each external screw thread standpipe (4) bottom are in contact by partition plate (20) with cyclic water tank a (19), Top per two adjacent external screw thread standpipes (4) is respectively provided with water conservancy diversion grid (5).
4. a kind of source in combination according to claim 3 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, primary air passage, each external screw thread standpipe is respectively formed between the adjacent external screw thread standpipe (4) of each two (4) secondary-air passage is respectively formed in.
5. a kind of source in combination according to claim 3 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, along the surface cooler (3) to the direction of air baffle (9), the vertical length of the external screw thread standpipe (4) is in rank Scalariform is successively decreased successively.
6. according to a kind of any sources in combination of claim 3-5 and the air processing machine of dew point indirect evaporative cooling technology Group, it is characterised in that the top of each external screw thread standpipe (4) is both provided with outlet (22), per two adjacent outlets (22) connected between fluted (23), the outer wall of the groove (23) and two outlets (22) forms water conservancy diversion grid (5).
7. a kind of source in combination according to claim 6 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, the buried pipe (18) is located under earth's surface at 2-4m, and is the coil pipe of continuous " S " shape arrangement.
8. a kind of source in combination according to claim 6 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, overfire air fan (8) is provided with Secondary Air outlet (7).
9. a kind of source in combination according to claim 6 and the air-treatment unit of dew point indirect evaporative cooling technology, its It is characterized in that, water circulating pump b (17) is provided with the water pipe G1.
CN201721060585.1U 2017-08-23 2017-08-23 A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology Expired - Fee Related CN207350620U (en)

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CN201721060585.1U CN207350620U (en) 2017-08-23 2017-08-23 A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721060585.1U CN207350620U (en) 2017-08-23 2017-08-23 A kind of source in combination and the air-treatment unit of dew point indirect evaporative cooling technology

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110243032A (en) * 2019-05-10 2019-09-17 湖南达道新能源开发有限公司 A kind of Green energy-saving geothermal air conditioner
CN111271987A (en) * 2018-12-05 2020-06-12 国家电投集团远达环保工程有限公司重庆科技分公司 Wet cooling tower

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111271987A (en) * 2018-12-05 2020-06-12 国家电投集团远达环保工程有限公司重庆科技分公司 Wet cooling tower
CN110243032A (en) * 2019-05-10 2019-09-17 湖南达道新能源开发有限公司 A kind of Green energy-saving geothermal air conditioner

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Granted publication date: 20180511

Termination date: 20190823