CN212108832U - Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit - Google Patents

Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit Download PDF

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Publication number
CN212108832U
CN212108832U CN202020167140.9U CN202020167140U CN212108832U CN 212108832 U CN212108832 U CN 212108832U CN 202020167140 U CN202020167140 U CN 202020167140U CN 212108832 U CN212108832 U CN 212108832U
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China
Prior art keywords
evaporative cooling
unit
heat pipe
plate
indirect
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Expired - Fee Related
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CN202020167140.9U
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Chinese (zh)
Inventor
黄翔
杜妍
许晶晶
常江
常若新
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Xian Polytechnic University
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Xian Polytechnic University
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Abstract

The utility model discloses a plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit, which comprises a unit shell, wherein unit air inlets and air outlets are respectively arranged on two opposite side walls of the unit shell, and a plate-tube indirect evaporative cooling unit, a direct evaporative cooling unit and a blower are sequentially arranged according to the flowing direction of primary air entering the unit shell; still be provided with heat pipe exchanger in the unit casing, heat pipe exchanger includes interconnect's heat pipe exchanger evaporation zone and heat pipe exchanger condensation segment, heat pipe exchanger evaporation zone is located between indirect evaporative cooling unit of tubular plate and the direct evaporative cooling unit, heat pipe exchanger condensation segment is located the indirect evaporative cooling unit top of tubular plate, heat pipe exchanger condensation segment top is by supreme breakwater an and the secondary exhaust fan of having set gradually down, be provided with secondary air outlet on the unit casing roof, be provided with the secondary air intake on the unit casing lateral wall that indirect evaporative cooling unit one side of tubular plate corresponds.

Description

Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit
Technical Field
The utility model belongs to the technical field of air conditioning system equipment, concretely relates to multistage evaporative cooling air conditioning unit of indirect and disconnect-type heat pipe combination of board pipe.
Background
With the progress of society, people pay attention to the design of the air conditioner only for the functionality of the air conditioner, and also consider the economy and the environmental protection, the influence of the evaporative cooling air conditioner as an environmental protection air conditioner is also getting bigger and bigger, and most of the existing evaporative cooling air conditioners are mostly faced with the problems of high air outlet temperature and low efficiency, so that an evaporative cooling air conditioner unit which is widely applied is provided, the energy is further saved, meanwhile, the air outlet temperature is reduced by adopting multi-stage evaporative cooling, and the performance of the air conditioner unit is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multistage evaporative cooling air conditioning unit of indirect and disconnect-type heat pipe combination of board pipe adopts heat pipe exchanger to retrieve the overgrate air cooling volume and is used for reducing the wind temperature once, has further saved the energy consumption.
The utility model adopts the technical proposal that the multi-stage evaporative cooling air conditioning unit with the combination of plate-tube indirect and separated heat pipes comprises a unit shell, wherein two opposite side walls of the unit shell are respectively provided with a unit air inlet and an air supply outlet, and a plate-tube indirect evaporative cooling unit, a direct evaporative cooling unit and an air feeder are sequentially arranged according to the flowing direction of primary air entering the unit shell; still be provided with heat pipe exchanger in the unit casing, heat pipe exchanger includes interconnect's heat pipe exchanger evaporation zone and heat pipe exchanger condensation segment, heat pipe exchanger evaporation zone is located between indirect evaporative cooling unit of tube sheet formula and the direct evaporative cooling unit, heat pipe exchanger condensation segment is located indirect evaporative cooling unit of tube sheet formula top, heat pipe exchanger condensation segment top is by supreme breakwater an and the secondary exhaust fan of having set gradually down, be provided with the secondary air outlet on the unit casing roof that secondary exhaust fan top corresponds, be provided with the secondary air intake on the unit casing lateral wall that indirect evaporative cooling unit one side of tube sheet corresponds.
The utility model is also characterized in that,
the air inlet and the plate-tube type indirect evaporative cooling unit are provided with filters.
A water baffle b is arranged between the direct evaporative cooling unit and the blower.
The plate-tube indirect evaporative cooling unit comprises a water distribution device a, a plate-tube heat exchanger and a circulating water tank a which are sequentially arranged from top to bottom; the water distribution device a is connected with the circulating water tank a through a first water pipe, and the secondary air inlet is positioned on the side wall of the unit shell corresponding to the space between the circulating water tank a and the plate-pipe heat exchanger.
And the first water pipe is also provided with a circulating water pump a.
The direct evaporative cooling unit comprises a water distribution device b, a filler and a circulating water tank b which are sequentially arranged from top to bottom, and the water distribution device b is connected with the circulating water tank b through a second water pipe.
And a circulating water pump b is also arranged on the second water pipe.
The utility model has the advantages that:
(1) the multi-stage evaporative cooling air conditioning unit adopts the vertical finned plate-tube heat exchanger, primary air flows outside the tube, spray circulating water in the tube and secondary air perform heat and humidity exchange, a flow passage of the plate-tube heat exchanger is wider, and the flow resistance is small; the circulation water in the secondary air duct is not easy to block due to the scouring effect; and fins are additionally arranged outside the tube, so that the heat exchange is enhanced and the supporting and protecting effects are also achieved.
(2) The utility model discloses a multistage evaporative cooling air conditioning unit adopts the wet cooling such as once passageway air when separation type heat pipe exchanger retrieves the cold volume of overgrate air, reduces its wet bulb temperature.
(3) The utility model discloses a multistage evaporative cooling air conditioning unit, its heat pipe exchanger condensation segment adopts the slope to arrange, and the condensate of being convenient for flows in the evaporation zone.
(4) The utility model discloses a multistage evaporative cooling air conditioning unit adopts plate tube, heat pipe exchanger and direct evaporative cooling section to carry out tertiary evaporative cooling to a wind and handles, further reduces its air-out temperature, improves unit efficiency.
(5) The utility model discloses a multistage evaporation cooling air conditioning unit can utilize dry air ability and advanced heat pipe heat transfer technique to carry out waiting wet cooling to outdoor new trend or indoor return air and handle, and heat pipe exchanger is with high heat transfer ability, even also can take place the heat moisture exchange at the very little degree of difference in temperature, and this also is the reason of putting vertical board pipe before heat pipe exchanger.
Drawings
Fig. 1 is a schematic structural diagram of a multistage evaporative cooling air conditioning unit with a combination of plate-tube indirect and separated heat pipes according to the present invention.
In the figure, 1, a unit air inlet, 2, a filter, 3, a secondary air outlet, 4, a secondary exhaust fan, 5, a water baffle a, 6, a condensation section of a heat pipe exchanger, 7, a water distribution device a, 8, a plate-pipe heat exchanger, 9, an evaporation section of the heat pipe heat exchanger, 10, a water distribution device b, 11, a filler, 12, a water baffle b, 13, a blower, 14, an air supply outlet, 15, a circulating water tank b, 16, a circulating water pump b, 17, a secondary air inlet, 18, a circulating water tank a, 19 and a circulating water pump a are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a multistage evaporative cooling air conditioning unit of indirect and disconnect-type heat pipe combination of board pipe, as shown in figure 1, including the unit casing, be provided with unit air intake 1 and supply-air outlet 14 on the relative both sides wall of unit casing respectively, the unit casing between air intake 1 and supply-air outlet 14 is inside to form the primary air passageway, has set gradually board tubular indirect evaporative cooling unit, direct evaporative cooling unit, forced draught blower 13 according to the flow direction that primary air got into the unit casing; a heat pipe heat exchanger is also arranged in the unit shell, the heat pipe heat exchanger comprises a heat pipe heat exchanger evaporation section 9 and a heat pipe heat exchanger condensation section 6 which are connected with each other, the heat pipe heat exchanger evaporation section 9 is positioned between the plate pipe type indirect evaporation cooling unit and the direct evaporation cooling unit, the heat pipe heat exchanger condensation section 6 is positioned above the plate pipe type indirect evaporation cooling unit, a water baffle a5 and a secondary exhaust fan 4 are sequentially arranged above the heat pipe heat exchanger condensation section 6 from bottom to top, a secondary air outlet 3 is arranged on the top wall of the unit shell corresponding to the upper part of the secondary exhaust fan 4, and a secondary air inlet 17 is arranged on the side wall of the unit shell corresponding to one side of the plate pipe type indirect evaporation cooling unit; a secondary air channel is formed inside the unit shell between the secondary air inlet 17 and the secondary air outlet 3, the evaporation section 9 of the heat pipe exchanger and the condensation section 6 of the heat pipe exchanger are respectively arranged in the non-ventilation channel for cold recovery and primary air temperature reduction, and the condensation section 6 of the heat pipe exchanger is obliquely arranged so that condensate can conveniently flow into the evaporation section 9 of the heat pipe exchanger.
The air inlet 1 and the plate-tube type indirect evaporative cooling unit are provided with a filter 2.
A water guard b12 is provided between the direct evaporative cooling unit and the blower 13.
The plate-tube indirect evaporative cooling unit comprises a water distribution device a7, a plate-tube heat exchanger 8 and a circulating water tank a18 which are sequentially arranged from top to bottom; the water distribution device a7 is connected with the circulating water tank a18 through a first water pipe, and the secondary air inlet 17 is positioned on the corresponding unit shell side wall between the circulating water tank a18 and the plate-tube heat exchanger 8.
The first water pipe is also provided with a circulating water pump a 19.
The direct evaporative cooling unit comprises a water distribution device b10, a filler 11 and a circulating water tank b15 which are sequentially arranged from top to bottom, wherein the water distribution device b10 is connected with the circulating water tank b15 through a second water pipe.
The second water pipe is also provided with a circulating water pump b 16.
The blower 13 is a forced-draft blower, the secondary air blower 4 is a suction blower, and is a direct-flow blower, and the circulating water pump a19 and the circulating water pump b16 are direct-flow water pumps.
The plate-tube heat exchanger 8 is of ribbed design.
The utility model relates to a multistage evaporative cooling air conditioning unit's of indirect and disconnect-type heat pipe combination of board pipe work flow as follows:
the working process of the wind system is as follows:
primary air: under the action of the blower 13, outdoor air enters from the air inlet 1 of the unit, is filtered by the filter 2, is cooled by the plate-tube heat exchanger 8, is cooled by the evaporation section 9 of the heat-pipe heat exchanger, is directly evaporated and cooled by the filler 11, and is sent to an air conditioning area from the air supply outlet 14 through the water baffle b 12.
Secondary air flow: under the action of the secondary exhaust fan 4, outdoor air enters from a secondary air inlet 17 on the side face of the unit shell, heat and moisture exchange is carried out between the outdoor air and sprayed circulating water in the plate-tube heat exchanger 8, and the treated secondary air is discharged to the outside from a secondary air outlet 3 after entering the condensation section 6 of the heat-tube heat exchanger to absorb heat.
The working process of the water system is as follows:
the circulating water tank a18 and the circulating water tank b15 uniformly spray the circulating water onto the plate-tube heat exchanger 8 and the filler 11 through the water distribution device a7 and the water distribution device b10 under the action of the circulating water pump a19 and the circulating water pump b16, the air and the water generate heat and humidity exchange, the water evaporates and absorbs sensible heat of the air, the air is cooled, and then falls back into the corresponding circulating water tank a18 and the corresponding circulating water tank b15, and is sent up by the corresponding circulating water pump a19 and the corresponding circulating water pump b16 to complete circulation.
The operation mode is as follows:
in hot summer, the plate-tube heat exchanger 8, the heat-tube heat exchanger and the direct evaporative cooling unit all operate to complete cooling and humidification, and the circulating water pump a or the circulating water pump b can be turned off according to specific conditions in other seasons or other environmental conditions to adjust the cooling amount and the humidification amount.

Claims (7)

1. A plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit is characterized by comprising a unit shell, wherein unit air inlets (1) and air outlets (14) are respectively arranged on two opposite side walls of the unit shell, and a plate-tube indirect evaporative cooling unit, a direct evaporative cooling unit and an air feeder (13) are sequentially arranged in the flow direction of primary air entering the unit shell; still be provided with heat pipe exchanger in the unit casing, heat pipe exchanger includes interconnect's heat pipe exchanger evaporation zone (9) and heat pipe exchanger condensation segment (6), heat pipe exchanger evaporation zone (9) are located between indirect evaporative cooling unit of tube sheet formula and the direct evaporative cooling unit, heat pipe exchanger condensation segment (6) are located the indirect evaporative cooling unit top of tube sheet formula, and heat pipe exchanger condensation segment (6) top is provided with breakwater a (5) and secondary exhaust fan (4) by supreme down in proper order, is provided with secondary air outlet (3) on the unit casing roof that secondary exhaust fan (4) top corresponds, is provided with secondary air intake (17) on the unit casing lateral wall that indirect evaporative cooling unit one side of tube sheet corresponds.
2. The plate-tube indirect and split heat pipe combined multistage evaporative cooling air conditioning unit as claimed in claim 1, wherein the air inlet (1) and the plate-tube indirect evaporative cooling unit are provided with a filter (2).
3. The combined indirect and split heat pipe multistage evaporative cooling air conditioning unit of claim 1, wherein a water baffle b (12) is provided between the direct evaporative cooling unit and the blower (13).
4. The plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit as claimed in claim 1, wherein the plate-tube indirect evaporative cooling unit comprises a water distribution device a (7), a plate-tube heat exchanger (8) and a circulating water tank a (18) which are sequentially arranged from top to bottom; the water distribution device a (7) is connected with the circulating water tank a (18) through a first water pipe, and the secondary air inlet (17) is positioned on the side wall of the unit shell corresponding to the space between the circulating water tank a (18) and the plate-pipe heat exchanger (8).
5. The plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit as claimed in claim 4, wherein the first water pipe is further provided with a circulating water pump a (19).
6. The plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit according to claim 1, wherein the direct evaporative cooling unit comprises a water distribution device b (10), a filler (11) and a circulating water tank b (15) which are sequentially arranged from top to bottom, and the water distribution device b (10) is connected with the circulating water tank b (15) through a second water pipe.
7. The plate-tube indirect and separated heat pipe combined multistage evaporative cooling air conditioning unit as claimed in claim 6, wherein the second water pipe is further provided with a circulating water pump b (16).
CN202020167140.9U 2020-02-13 2020-02-13 Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit Expired - Fee Related CN212108832U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020167140.9U CN212108832U (en) 2020-02-13 2020-02-13 Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020167140.9U CN212108832U (en) 2020-02-13 2020-02-13 Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit

Publications (1)

Publication Number Publication Date
CN212108832U true CN212108832U (en) 2020-12-08

Family

ID=73627564

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020167140.9U Expired - Fee Related CN212108832U (en) 2020-02-13 2020-02-13 Plate-tube indirect and separated heat pipe combined multi-stage evaporative cooling air conditioning unit

Country Status (1)

Country Link
CN (1) CN212108832U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201208

Termination date: 20210213

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