CN103075898A - Gas and liquid heat exchange device - Google Patents

Gas and liquid heat exchange device Download PDF

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Publication number
CN103075898A
CN103075898A CN2013100420319A CN201310042031A CN103075898A CN 103075898 A CN103075898 A CN 103075898A CN 2013100420319 A CN2013100420319 A CN 2013100420319A CN 201310042031 A CN201310042031 A CN 201310042031A CN 103075898 A CN103075898 A CN 103075898A
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China
Prior art keywords
liquid
gas
heat exchange
liquid film
exchange device
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Pending
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CN2013100420319A
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Chinese (zh)
Inventor
杨家华
朱庭浩
蒋丹丹
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Individual
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Individual
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Priority to CN2013100420319A priority Critical patent/CN103075898A/en
Publication of CN103075898A publication Critical patent/CN103075898A/en
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Abstract

The invention relates to a heat exchange device, in particular to a gas and liquid heat exchange device. The gas and liquid heat exchange device comprises a tank body, a liquid distributing device, a liquid collecting device, an air inlet, an air outlet and a plate type liquid film forming component, wherein the plate type liquid film forming component is fixedly arranged in the tank body, gas and liquid can penetrate through the plate type liquid film forming component, the plate type liquid film forming component is arranged between the liquid distributing device and the liquid collecting device as well as between the air inlet and the air outlet, and an included angle is formed between the plate type liquid film forming component and the gas flow direction. The gas and liquid heat exchange device has the advantages that liquid in the liquid distributing device falls onto a liquid distributing plate, and then a liquid film is formed on the surface of the plate type liquid film forming component through the liquid distributing plate; and since the gas can penetrate through the plate type liquid film forming component, and the included angle is formed between the plate type liquid film forming component and the gas flow direction, the gas can penetrate through the liquid film formed on the surface of the plate type liquid film forming component, the gas exchanges heat with the liquid film in the process of the gas penetrating through the liquid film, the heat exchange of gas and liquid is more sufficient, and the heat exchange efficiency is higher.

Description

The gas-liquid heat exchange device
Technical field
The present invention relates to a kind of heat-exchanger rig, particularly a kind of device of realizing gas and liquid heat exchange.
Background technology
The gas-liquid heat exchange device is exactly the device that carries out gas and liquid exchange heat, in novel air-treatment machine set system, heat-exchanger rig need to be linked to each other with source pump, the air conditioner water that main frame makes is extracted in the heat-exchanger rig through the air conditioner water water circulating pump, carries out gas-liquid heat exchange with air and finally be extracted into indoor through blower fan in tank.Be divided into two kinds of operating modes: summer cooling condition, main frame air-conditioning Inlet and outlet water temperature is low temperature, the outdoor air of high temperature is through the effect of gas-liquid heat exchange device, leaving air temp becomes low temperature, reaches the purpose of refrigeration.Winter heating condition, main frame air-conditioning Inlet and outlet water temperature is high temperature, the cold air of low temperature leaving air temp after heat exchange is high temperature, then reaches the purpose that heats.
As shown in Figure 5, existing gas-liquid heat-exchange device comprises tank body 501, is connected with water inlet pipe 502 on the described tank wall, and tank body below is connected with outlet pipe 503, at the interior vertical some heat exchanger plates 506 that are fixed with of tank body 501.Described tank body 501 upper ends are provided with gas outlet 505, and described tank wall below has air inlet 504.Water flowing in water inlet pipe 503, water is fallen on the heat exchanger plates 506 from the apopore of water inlet pipe 503, flows down along the surface of heat exchanger plates 506.And air enters into tank body 501 from air inlet 504, upwards flows between heat exchanger plates, and 505 discharge from the gas outlet.To dirty, air flows water from bottom to top on the heat exchanger plates surface like this, and air skims over from the surface of water like this, and empty G﹠W carries out heat exchange.But like this, air fails fully to contact with water, and the heat exchange between air and the water is limited, and heat exchange efficiency is very low.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of device of realizing that gas and liquid heat fully exchange.
For solving above-mentioned technical problem, gas-liquid heat exchange device of the present invention comprises tank body, liquid distributor, liquid trap, air inlet, air outlet is fixed with the board-like liquid film formation parts that gas and liquid can pass in the tank body, described board-like liquid film forms parts and is arranged between liquid distributor and the liquid trap, and between air inlet and air outlet; Described board-like liquid film forms parts surface formation liquid film and becomes angle with gas flow.
Further, described board-like liquid film formation parts are the flat board that has some through holes.
Further, described board-like liquid film formation parts are the screen cloth that is covered with eyelet.
Further, described screen cloth is 5 eye mesh screens.
Further, described screen cloth is the 5-10 layer altogether, and the spacing of adjacent two layers is 40mm.
Further, described board-like liquid film formation parts surface formation liquid film is vertical with gas flow.
Further, described board-like liquid film forms between parts and the liquid distributor and is provided with liquid distribution plate.
Further, described liquid distribution plate is the flat board that has through hole, and described flat board is disposed radially some ring-type water distribution bands, evenly distributed some through holes on the circumference of described each water distribution band.
Further, described air outlet place is provided with gas-liquid separator.
Further, described gas-liquid separator comprises some baffling shape laminations, and described baffling shape lamination is equidistantly arranged in order.
After adopting said structure, the liquid in the liquid distributor drops on the liquid distribution plate, then forms parts surface by liquid distribution plate at board-like liquid film and forms liquid film.Because board-like liquid film forms parts gas and can penetrate, and with gas flow angle is arranged, gas can penetrate the liquid film that forms parts surface at liquid film like this, and in the process of gas penetration liquid film, gas and liquid film carry out heat exchange.Gas-liquid heat exchange is more abundant like this, and heat exchange efficiency is higher.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the cross-sectional view of gas-liquid heat exchange device of the present invention.
Fig. 2 is the plan structure schematic diagram of screen cloth of the present invention.
Fig. 3 is the plan structure schematic diagram of liquid distribution plate of the present invention.
Fig. 4 is the principle schematic of heat exchange of the present invention.
Fig. 5 is the structural representation of gas-liquid heat exchange device in the background technology of the present invention.
Among the figure: 1 is tank body, and 2 is blower fan, and 3 is outlet pipe, and 4 is water inlet pipe, and 5 is screen cloth, and 6 is fresh air inlet, and 7 is shower nozzle, and 8 is liquid distribution plate, and 9 is gas-liquid separator, and 10 is liquid film
301 is dull and stereotyped, and 302 is through hole, and 303 is ring-type water distribution band
501 is tank body, and 502 is water inlet pipe, and 503 is outlet pipe, and 504 is air inlet, and 505 is the gas outlet, and 506 is heat exchanger plates
The specific embodiment
Gas-liquid heat exchange device of the present invention comprises tank body, comprises tank body, liquid distributor, liquid trap, air inlet, air outlet.As shown in Figure 1, the liquid distributor of gas-liquid heat exchange device of the present invention is water inlet pipe 4, and water inlet pipe 4 is connected to tank body 1 upper end.Described water inlet pipe 4 passes in the tank body 1, perforate or be connected with shower nozzle 7 on the water inlet pipe 4, so more uniformly water distribution.Liquid trap is outlet pipe 3, and outlet pipe 3 is connected to tank body 1 lower end, and outlet pipe communicates with tank body.Liquid can flow into from water inlet pipe 4 like this, flows out from outlet pipe 3, at the path of tank body 1 interior formation liquid.The fresh air inlet 6 of air inlet for offering at tank wall, described air vent 6 be totally three rows, 20 of every rows.Air outlet is the blower fan 2 that is arranged on tank body 1 top, tank body 1 interior formation negative pressure when blower fan 2 is opened, and gas flows into tank body from fresh air inlet 6 like this, flows out from blower fan 2, at the path of tank body 1 interior formation gas.
As shown in Figure 2, be fixed with the board-like liquid film formation parts that gas and liquid can pass in the tank body 1, the effect that board-like liquid film forms parts is can pass for the liquid film while liquids and gases that carry out abundant heat exchange at formation and gas, as shown in Figure 2, liquid film described here forms parts and adopts the screen cloth 5 that is covered with eyelet.Described screen cloth is 5 eye mesh screens, is arranged between water inlet pipe 4 and the outlet pipe 3, and screen cloth 5 just is between the fluid path like this, when liquid is flowed through screen cloth 5, can form liquid film 10(on the surface of screen cloth 5 as shown in Figure 4).Screen cloth 5 is arranged on again between fresh air inlet 6 and the blower fan 2, and described screen cloth 5 becomes angle with gas flow, and namely screen cloth 5 is not parallel with gas flow, and screen cloth 5 just is between the gas passage like this, when gas penetration screen cloth 5, must penetrate the liquid film 10 on screen cloth 5 surfaces.The angle of screen cloth 5 and gas flow is different and change along with the placement location of screen cloth in tank body, for so that gas and liquid heat exchange most effective, screen cloth 5 is horizontally fixed in the tank body 1, and is perpendicular with gas flow, and the liquid film 10 that forms on screen cloth 5 surfaces like this is just vertical with gas flow.As shown in Figure 4, gas vertically penetrates in the process of liquid film 10 like this, and the abundant heat exchange of gas and liquid has improved the efficient of gas-liquid heat exchange greatly.In order further to improve gas-liquid heat exchange efficient, multilayer screen cloth can be set, select altogether 5-10 layer of screen cloth, the spacing of adjacent two layers is 40mm.Gas need to penetrate the multilayer liquid film like this, carries out repeatedly heat exchange, has improved heat exchange efficiency.Screen cloth is dismountable being fixed in the tank body, can select easily like this number of plies of screen cloth.
Further, for so that being distributed on the screen cloth 5 of uniform liquid is provided with liquid distribution plate 8 between screen cloth 5 and water inlet pipe 4, in liquid distribution plate 8 dismountable tank bodies that are fixed between filter screen and the water inlet pipe.As shown in Figure 3, described liquid distribution plate 8 is for having the flat board 301 of through hole, and described dull and stereotyped 301 are disposed radially some ring-type water distribution bands 303, evenly distributed some through holes 302 on the circumference of described each water distribution band 303.Such through hole 302 being evenly distributed on dull and stereotyped 301, liquid falls nature and is evenly distributed on the filter screen 5 from through hole 302, form liquid film 10.
Operation principle of the present invention is as follows: as shown in Figure 4, gas-liquid heat exchange generally comprises two kinds of situations, and cryogenic gas is converted to high-temperature gas, and meanwhile high-temp liquid is converted to cryogenic liquid; Another situation is that high-temperature gas is converted to cryogenic gas, and meanwhile cryogenic liquid is converted to high-temp liquid; The gas that both of these case just passes into and the temperature of liquid are different, and transfer process is the same.Because free on filter screen 5 and the liquid distribution plate 8,1 upper and lower connection of tank body, when blower fan 2 exhausting, tank body 1 interior formation negative pressure, gas just enters in the tank body 1 from air inlet 6.Water or other liquid in the water inlet pipe 4 are sprayed on the liquid distribution plate 8 by shower nozzle 7, and then leak on the surface of filter screen 5 uniformly from the through hole 302 of liquid distribution plate 8, thereby form liquid film 10(shown in arrow downward among Fig. 4 on the surface of every metafiltration net 5).When the blower fan exhausting, gas need to pass filter screen 5 from the filter screen below just must penetrate liquid film 10, so the abundant heat-shift of gas and liquid.Because absorbed the part moisture in the liquid in the time of gas penetration liquid film 10, absorb airborne moisture by gas-liquid separator 9, finally extracted out by blower fan 2.As shown in Figure 1, described gas-liquid separator 9 comprises some baffling shape laminations, and described baffling shape lamination equidistantly is arranged in order.
Certainly, the screen cloth of gas-liquid heat exchange device of the present invention also can adopt flat board or the film that has through hole, perhaps selects other applicable board-like liquid films to form parts, and such conversion all drops within protection scope of the present invention.Although more than described the specific embodiment of the present invention, those of skill in the art in the art should be appreciated that these only illustrate, and can make various changes or modifications to these embodiments, and not deviate from principle of the present invention and essence.Scope of the present invention only has appended claims to limit.

Claims (10)

1. gas-liquid heat exchange device, comprise tank body, liquid distributor, liquid trap, air inlet, air outlet is characterized in that: be fixed with the board-like liquid film formation parts that gas and liquid can pass in the tank body, described board-like liquid film forms parts and is arranged between liquid distributor and the liquid trap, and between air inlet and air outlet; Described board-like liquid film forms parts surface formation liquid film and becomes angle with gas flow.
2. according to gas-liquid heat exchange device claimed in claim 1, it is characterized in that: it is the flat board that has some through holes that described board-like liquid film forms parts.
3. according to gas-liquid heat exchange device claimed in claim 1, it is characterized in that: it is the screen cloth that is covered with eyelet that described board-like liquid film forms parts.
4. according to gas-liquid heat exchange device claimed in claim 3, it is characterized in that: described screen cloth is 5 eye mesh screens.
5. according to gas-liquid heat exchange device claimed in claim 3, it is characterized in that: described screen cloth is the 5-10 layer altogether, and the spacing of adjacent two layers is 40mm.
6. according to each described gas-liquid heat exchange device in the claim 2 to 5, it is characterized in that: it is vertical with gas flow that described board-like liquid film forms parts surface formation liquid film.
7. according to the gas-liquid claimed in claim 1 device that skips, it is characterized in that: described board-like liquid film forms between parts and the liquid distributor and is provided with liquid distribution plate.
8. according to gas-liquid heat exchange device claimed in claim 7, it is characterized in that: described liquid distribution plate is the flat board that has through hole, and described flat board is disposed radially some ring-type water distribution bands, evenly distributed some through holes on the circumference of described each water distribution band.
9. according to gas-liquid heat exchange device claimed in claim 1, it is characterized in that: described air outlet place is provided with gas-liquid separator.
10. according to gas-liquid heat exchange device claimed in claim 9, it is characterized in that: described gas-liquid separator comprises some baffling shape laminations, and described baffling shape lamination is equidistantly arranged in order.
CN2013100420319A 2013-02-01 2013-02-01 Gas and liquid heat exchange device Pending CN103075898A (en)

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CN2013100420319A CN103075898A (en) 2013-02-01 2013-02-01 Gas and liquid heat exchange device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106706136A (en) * 2016-12-08 2017-05-24 中国电子科技集团公司第十研究所 Refrigeration infrared detector
CN109520324A (en) * 2018-12-20 2019-03-26 湖南仕格流体科技有限公司 A kind of fluid system comprehensive utilization of energy device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2532441Y (en) * 2002-02-27 2003-01-22 上虞市冷却塔有限公司 Fire-resistant cooling tower
CN201555466U (en) * 2009-12-15 2010-08-18 王志成 Underneath type energy-saving cooling tower for turbine fan
CN202255073U (en) * 2011-10-10 2012-05-30 河南科达节能环保有限公司 Uniform water distribution device of cooling tower
CN102607293A (en) * 2012-03-31 2012-07-25 陆志厅 Improved cooling tower

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2532441Y (en) * 2002-02-27 2003-01-22 上虞市冷却塔有限公司 Fire-resistant cooling tower
CN201555466U (en) * 2009-12-15 2010-08-18 王志成 Underneath type energy-saving cooling tower for turbine fan
CN202255073U (en) * 2011-10-10 2012-05-30 河南科达节能环保有限公司 Uniform water distribution device of cooling tower
CN102607293A (en) * 2012-03-31 2012-07-25 陆志厅 Improved cooling tower

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
盘爱享: "高效生物反应器设计及用于高浓废水处理的研究", 《工程科技Ⅰ辑》, 30 April 2009 (2009-04-30) *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106706136A (en) * 2016-12-08 2017-05-24 中国电子科技集团公司第十研究所 Refrigeration infrared detector
CN109520324A (en) * 2018-12-20 2019-03-26 湖南仕格流体科技有限公司 A kind of fluid system comprehensive utilization of energy device
CN109520324B (en) * 2018-12-20 2024-03-29 湖南仕格流体科技有限公司 Comprehensive utilization device for fluid system energy

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Application publication date: 20130501