CN207050135U - A kind of condensed water precooling air-conditioning device - Google Patents

A kind of condensed water precooling air-conditioning device Download PDF

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Publication number
CN207050135U
CN207050135U CN201720984342.0U CN201720984342U CN207050135U CN 207050135 U CN207050135 U CN 207050135U CN 201720984342 U CN201720984342 U CN 201720984342U CN 207050135 U CN207050135 U CN 207050135U
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China
Prior art keywords
water
condensed
collection device
overheated gas
forecooler
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CN201720984342.0U
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Chinese (zh)
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郭辉
代焱
冯树生
刘玉
黄俊杰
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Changsha Mai Rong High-Tech Ltd Co
China Railway Siyuan Survey and Design Group Co Ltd
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Changsha Mai Rong High-Tech Ltd Co
China Railway Siyuan Survey and Design Group Co Ltd
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  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

The refrigerant circulation loop that pipeline is formed by connecting is passed sequentially through the utility model discloses a kind of condensed water precooling air-conditioning device, including by compressor, condenser, expansion valve and evaporator;Also include water pond, condensed-water collection device and overheated gas forecooler;Water pond is arranged on the lower end of evaporator, for collecting the condensed water of evaporator discharge;The lower end of water pond is provided with condensed-water collection device, the condensation flow that water pond is collected to condensed-water collection device;Overheated gas forecooler is installed at compressor outlet;Condensate water circulatory loop is formed by pipeline between overheated gas forecooler and condensed-water collection device;Overheated gas of the condensed water with compressor discharge in overheated gas forecooler carries out closed heat exchange, and precooling is carried out to overheated gas, reduces the temperature that refrigerant enters condenser.The utility model is applied to a variety of cold source equipments, can improve energy utilization rate, and improve the service life of equipment.

Description

A kind of condensed water precooling air-conditioning device
Technical field
The utility model belongs to field of heating ventilation air conditioning, and in particular to a kind of condensed water precooling air-conditioning device, i.e., by will be cold Condensed water collection, to the device of overheated gas precooling.
Background technology
At present, information system rooms, network equipment computer room, communications equipment room etc., it is characterized in being generally located in building inner region, encloses The heat-insulating property of protection structure is fine, the big (400~2000W/m of radiating index of electronic equipment caloric value2), wherein more than 95% is aobvious Heat, even if also needing cooling in the winter time.To ensure the stable working environment of electronic equipment, it is desired to necessary for the air conditioner of computer room service Annual 8760h is continuously run.Therefore Design of Machine Room is needed under the premise of the reliability of air conditioner in machine room and system is ensured, payes attention to computer room The energy-conservation of air-conditioning equipment.
Machinery room energy-saving air conditioner species is various, and main scheme for implementing said method is two kinds, and one kind is former for energy-saving equipment linkage computer room, base station There is air-conditioning use, another kind is energy-saving type air conditioner integrated machine equipment.These energy-saving equipments are by being connected with external equipment or pattern Switching is saved.Recyclable cold is not shifted and utilized inside air-conditioning device.Therefore, it is necessary to design one kind The air conditioner in machine room device that recyclable cold can be utilized.
Utility model content
Technical problem to be solved in the utility model is, in view of the shortcomings of the prior art, there is provided a kind of condensed water precooling Air-conditioning device, precooling is carried out to overheated gas using the cold of condensed water, realizes the condensing hot air furnace for discharging A/C evaporator Internal system is used, so as to save the energy.
Technical solution of the present utility model is as follows:
A kind of condensed water precooling air-conditioning device, including passed sequentially through by compressor 1, condenser 2, expansion valve 3 and evaporator 4 The refrigerant circulation loop that pipeline is formed by connecting;Also include water pond 7, condensed-water collection device 5 and overheated gas forecooler 6;Water pond 7 Installed in the lower end of evaporator 4, for collecting the condensed water of evaporator discharge;The lower end of water pond 7 is provided with condensed-water collection device 5, the condensed water that water pond is collected flows to condensed-water collection device by flexible pipe;
Overheated gas forecooler 6 is installed at compressor 1 and exported;Lead between overheated gas forecooler 6 and condensed-water collection device 5 Piping forms condensate water circulatory loop;The overheated gas that condensed water is discharged in overheated gas forecooler with compressor 1 is carried out Closed heat exchange, precooling is carried out to overheated gas.
Further, water pump 8 is housed on the condensed-water collection device 5 to the inlet channel of overheated gas forecooler 6, is used for Condensed water is extracted to overheated gas forecooler, condensed water carries out closed change in overheated gas forecooler with overheated gas Heat, precooling is carried out to overheated gas.
Further, the condensed water precooling air-conditioning device, in addition to water-level gauge and controller, water-level gauge are arranged at condensation In water current collector, for detecting the water level in condensed-water collection device and sending to controller;Controller judges condensed-water collection device In water level when reaching the waterline specified, control water pump is opened;Condensed water is extracted to overheated gas forecooler;Controller is sentenced When water level decreasing in disconnected condensed-water collection device is to the water level specified, control water pump closing.
Further, described overheated gas preheater is shell and tube exchanger.
Further, the shell of the condensed water precooling air-conditioning device is full metal jacket.
Beneficial effect:
The utility model is ensureing each component fortune of air-conditioning system by setting up overheated gas forecooler in compressor outlet On the basis of row is stable, the cold of system is subjected to internal recovering utilization, excluded using condensed water cold precooling compressor outlet Overheated gas, can air-conditioning device improve efficiency.A small amount of blast pipe only need to be changed, the original structure of system will not be destroyed, Easy for construction, operation operation and maintenance is simple, and operating cost is relatively low, small investment, and payoff period is short.The utility model is applied to a variety of Cold source equipment, energy utilization rate can be improved, and improve the service life of equipment.
Brief description of the drawings
Fig. 1 is the structural representation that original air-conditioning system installs overheated gas pre-cooler additional.
Description of reference numerals:
1- compressors;2- condensers;3- expansion valves;4- evaporators;5- condensed-water collection devices;6- overheated gas forecoolers; 7- water ponds;8- water pumps.
Embodiment:
The utility model patent is elaborated with reference to the accompanying drawings and detailed description.
Referring to Fig. 1, the invention discloses a kind of condensed water precooling air-conditioning device, including by compressor 1, condenser 2, expansion Valve 3 and evaporator 4 pass sequentially through the refrigerant circulation loop that pipeline is formed by connecting;Also include water pond 7, the and of condensed-water collection device 5 Overheated gas forecooler 6;Water pond 7 is arranged on the lower end of evaporator 4, for collecting the condensed water of evaporator discharge;Under water pond 7 End is provided with condensed-water collection device 5, and the condensed water that water pond is collected flows to condensed-water collection device by flexible pipe;
Overheated gas forecooler 6 is installed at compressor 1 and exported;Lead between overheated gas forecooler 6 and condensed-water collection device 5 Piping forms condensate water circulatory loop.The overheated gas that condensed water is discharged in overheated gas forecooler with compressor 1 is carried out Closed heat exchange, precooling is carried out to overheated gas.
The utility model installs overheated gas forecooler 6 additional in compressor outlet;Exported in compressor 1, into condenser 2 Before, the cold of condensed water is subjected to precooling to the overheated gas for entering condenser 2 using condensed-water collection device 5, by overheated gas Temperature be reduced to 80-90 DEG C from 100 DEG C or so.The temperature of the gas of condenser 2 is lowered into, and improves condensation effect, can To improve the service life of condenser.Simultaneously because the reduction of condensation temperature, the refrigerating capacity increase of vaporizer side, air-conditioning system Efficiency improves.Using the condensed water precooling computer room air-conditioning device of above-mentioned technical proposal, in the case where air-conditioning has additional heat exchanger, The cold of condensed water is make use of, is the problem of pure cold in outside of a standard enters system, energy-saving effect is notable, is counted through theory Calculation can improve efficiency 3-5% of system or so.
The utility model can meet energy-saving run of the system throughout the year at a temperature of varying environment.
Preferably, water pump 8 is housed, for inciting somebody to action on the condensed-water collection device 5 to the inlet channel of overheated gas forecooler 6 Condensed water is extracted to overheated gas forecooler.
Preferably, the condensed water precooling air-conditioning device, in addition to water-level gauge and controller, water-level gauge are arranged at condensed water In current collector, for detecting the water level in condensed-water collection device and sending to controller;Controller is judged in condensed-water collection device Water level when reaching the waterline specified, control water pump is opened;Condensed water is extracted to overheated gas forecooler;Controller judges When water level decreasing in condensed-water collection device is to the water level specified, control water pump is closed.
Preferably, described overheated gas preheater is shell and tube exchanger.
Preferably, the shell of the condensed water precooling air-conditioning device is full metal jacket.
The condenser uses copper pipe aluminum fin structure or micro-channel parallel flow structure;Condenser fan is centrifuged using hypsokinesis Blower fan, outer rotor blower fan, centrifugal blower or axial flow blower etc..Expansion valve uses heating power expansion valve or electric expansion valve;Evaporator Using copper pipe aluminum fin heat exchanger or micro-channel parallel flow heat exchanger.
Condenser, condenser fan, expansion valve, evaporator can use the device of the above-mentioned type, belong to this patent Protection domain.
It is above specific embodiment of the present utility model, but the scope of protection of the utility model is not limited thereto, and is appointed What those skilled in the art can expect in the technical scope disclosed by the utility model without creative work Change or replacement, it should all cover within the scope of protection of the utility model.

Claims (5)

1. a kind of condensed water precooling air-conditioning device, including by compressor (1), condenser (2), expansion valve (3) and evaporator (4) according to The secondary refrigerant circulation loop being formed by connecting by pipeline, it is characterised in that also including water pond (7), condensed-water collection device (5) and Overheated gas forecooler (6);Water pond (7) is arranged on the lower end of evaporator (4), for collecting the condensed water of evaporator discharge;Water The lower end of disk (7) is provided with condensed-water collection device (5), the condensation flow that water pond is collected to condensed-water collection device;
Overheated gas forecooler (6) is installed at compressor (1) outlet;Overheated gas forecooler (6) and condensed-water collection device (5) it Between pass through pipeline and form condensate water circulatory loop;What condensed water was discharged in overheated gas forecooler with compressor (1) crosses hot gas Body carries out closed heat exchange, and precooling is carried out to overheated gas.
2. condensed water precooling air-conditioning device according to claim 1, it is characterised in that condensed-water collection device (5) to overheat Water pump (8) is housed, for condensed water to be extracted to overheated gas forecooler on the inlet channel of gas forecooler (6).
3. condensed water precooling air-conditioning device according to claim 2, it is characterised in that also including water-level gauge and controller, Water-level gauge is arranged in condensed-water collection device, for detecting the water level in condensed-water collection device and sending to controller;Controller When judging that the water level in condensed-water collection device reaches the waterline specified, control water pump is opened;Condensed water is extracted to hot gas excessively Body forecooler;When controller judges water level decreasing in condensed-water collection device to the water level specified, control water pump is closed.
4. according to condensed water precooling air-conditioning device according to any one of claims 1 to 3, it is characterised in that described overheat Gas preheater is shell and tube exchanger.
5. according to condensed water precooling air-conditioning device according to any one of claims 1 to 3, it is characterised in that the shell of device For full metal jacket.
CN201720984342.0U 2017-08-08 2017-08-08 A kind of condensed water precooling air-conditioning device Active CN207050135U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720984342.0U CN207050135U (en) 2017-08-08 2017-08-08 A kind of condensed water precooling air-conditioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720984342.0U CN207050135U (en) 2017-08-08 2017-08-08 A kind of condensed water precooling air-conditioning device

Publications (1)

Publication Number Publication Date
CN207050135U true CN207050135U (en) 2018-02-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588285A (en) * 2019-10-16 2019-12-20 上海热翼智能科技有限公司 Air conditioning system with condensed water cold quantity recycling function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588285A (en) * 2019-10-16 2019-12-20 上海热翼智能科技有限公司 Air conditioning system with condensed water cold quantity recycling function

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