CN203464495U - Heat-recovery domestic hot water system for air-cooled water chiller unit - Google Patents
Heat-recovery domestic hot water system for air-cooled water chiller unit Download PDFInfo
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- CN203464495U CN203464495U CN201320568707.3U CN201320568707U CN203464495U CN 203464495 U CN203464495 U CN 203464495U CN 201320568707 U CN201320568707 U CN 201320568707U CN 203464495 U CN203464495 U CN 203464495U
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- hot water
- heat exchanger
- compressor
- boiler
- pipeline
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
The utility model relates to the technical field of air conditioners, in particular to a heat-recovery domestic hot water system for an air-cooled water chiller unit. The heat-recovery domestic hot water system structurally comprises a compressor, a hot water tank, a liquid storage tank, a fin type heat exchanger and a gas-liquid separator which are connected sequentially, wherein a hot water tank heat exchanger is arranged in the hot water tank; a first four-way valve is arranged on a pipeline between the compressor and the hot water tank; a second four-way valve is arranged on a pipeline between the fin type heat exchanger and the gas-liquid separator; and a liquid storage tank one-way valve and an electronic expansion valve are arranged on a pipeline between the liquid storage tank and the fin type heat exchanger respectively. The domestic hot water system has the advantages that the system is simple in design, can provide domestic hot water for a user at any time, can supply water even if an air conditioner doesn't work and has high heat efficiency.
Description
Technical field
The utility model relates to air-conditioning technical field, particularly relates to a kind of hot water supply system of the wind-cooled cold-water unit with recuperation of heat.
Background technology
The hot water supply system of existing wind-cooled cold-water unit is liquid by heat recovering heat exchanger, the superheated steam of high temperature, high pressure is cooling, that be condensed into high temperature, high pressure mostly, exhaust sensible heat and partial condensation latent heat are heated cold water simultaneously, the hot water heating is kept in boiler, and hot water for life can be provided.Yet this hot water supply system only just can obtain domestic hot-water under Air conditioners running mode, air-conditioning does not just have domestic hot-water's supply under operation conditions, cannot meet the demand of people to real-time domestic hot-water.And the condensation heat of part can only be converted into hot water and realize part recuperation of heat, heat recovery efficiency is low, is difficult to guarantee the normal domestic consumption of user, thereby makes the use of air-conditioning heat-recovery assembling group limited.
Summary of the invention
The purpose of this utility model be to avoid weak point of the prior art and provide a kind of simple in structure, the thermal efficiency is high, the hot water supply system of domestic hot-water's the wind-cooled cold-water unit with recuperation of heat can be provided at any time.
The purpose of this utility model is achieved through the following technical solutions:
A kind of hot water supply system of the wind-cooled cold-water unit with recuperation of heat is provided, comprise the compressor, boiler, fluid reservoir, finned heat exchanger and the gas-liquid separator that connect successively, in described boiler, be provided with boiler heat exchanger, on pipeline between described compressor and described boiler, be provided with the first cross valve, described the first cross valve comprises C1 end, S1 end, D1 end and E1 end, wherein said D1 end is connected with the output of described compressor, described E1 end is connected with the input of described boiler, and described D1 end is communicated with described E1 end;
On pipeline between described finned heat exchanger and described gas-liquid separator, be provided with the second cross valve, described the second cross valve comprises C2 end, S2 end, D2 end and E2 end, wherein said C2 end is connected with the output of described finned heat exchanger, described S2 end is connected with the input of described gas-liquid separator, and described C2 end is communicated with described S2 end;
On pipeline between described fluid reservoir and described finned heat exchanger, be respectively arranged with fluid reservoir check valve and electric expansion valve.
Wherein, described boiler comprises running water water inlet and domestic hot-water's delivery port.
Wherein, a side of described finned heat exchanger is provided with blower fan.
Wherein, described compressor is any in frequency-changeable compressor, digital compressor and invariable frequency compressor.
Wherein, the inlet duct of described compressor is provided with suction temperature sensor and low pressure sensor.
The beneficial effects of the utility model:
The hot water supply system of a kind of wind-cooled cold-water unit with recuperation of heat of the present utility model, comprise the compressor, boiler, fluid reservoir, finned heat exchanger and the gas-liquid separator that connect successively, in boiler, be provided with boiler heat exchanger, on pipeline between compressor and boiler, be provided with the first cross valve, the first cross valve comprises C1 end, S1 end, D1 end and E1 end, wherein D1 end is connected with the output of compressor, and E1 end is connected with the input of boiler, and D1 end is communicated with E1 end; On pipeline between finned heat exchanger and gas-liquid separator, be provided with the second cross valve, the second cross valve comprises C2 end, S2 end, D2 end and E2 end, wherein C2 end is connected with the output of finned heat exchanger, and S2 end is connected with the input of gas-liquid separator, and C2 end is communicated with S2 end; On pipeline between fluid reservoir and finned heat exchanger, be respectively arranged with fluid reservoir check valve and electric expansion valve.During work, the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP through compressor, flow to the first cross valve, D1 end is communicated with E1 end, make flow of superheated steam thermotropism water container heat exchanger, give the heating of the domestic water in boiler, cold-producing medium is condensed into the liquid of middle temperature high pressure in boiler heat exchanger, pass through successively respectively again fluid reservoir, fluid reservoir check valve, electric expansion valve becomes the liquid of low-temp low-pressure, then enter finned heat exchanger, carry out heat exchange with outdoor air, the liquid evaporation of low-temp low-pressure becomes low-temp low-pressure gas simultaneously, flow to C2 end and the S2 end of the second cross valve, finally by crossing gas-liquid separator, flow back to compressor, complete whole domestic hot-water's circulation.Hot water supply system of the present utility model, simplicity of design, can, at any time for user provides domestic hot-water, even also can guarantee the supply of hot water under the idle state of air-conditioning, and have advantages of that the thermal efficiency is high.
Accompanying drawing explanation
Utilize accompanying drawing to be described further utility model, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the hot water supply system's of a kind of wind-cooled cold-water unit with recuperation of heat of the present utility model structural representation.
At Fig. 1, comprise:
1---compressor, 2---the first cross valve, 3---finned heat exchanger, 4---the second cross valve, 5---electric expansion valve, 6---boiler, 7---boiler heat exchanger, 8---fluid reservoir check valve, 9---fluid reservoir, 10---gas-liquid separator, 11---suction temperature sensor, 12---low pressure sensor.
The specific embodiment
With the following Examples and accompanying drawing the utility model is further described.
The hot water supply system's of a kind of wind-cooled cold-water unit with the recuperation of heat of the present utility model specific embodiment, as shown in Figure 1, comprise the compressor 1, boiler 6, fluid reservoir 9, finned heat exchanger 3 and the gas-liquid separator 10 that connect successively, in boiler 6, be provided with boiler heat exchanger 7, on pipeline between compressor 1 and boiler 6, be provided with the first cross valve 2, the first cross valve 2 comprises C1 end, S1 end, D1 end and E1 end, wherein D1 end is connected with the output of compressor 1, E1 end is connected with the input of boiler 6, and D1 end is communicated with E1 end.
On pipeline between finned heat exchanger 3 and gas-liquid separator 10, be provided with the second cross valve 4, the second cross valve 4 comprises C2 end, S2 end, D2 end and E2 end, wherein C2 end is connected with the output of finned heat exchanger 3, and S2 end is connected with the input of gas-liquid separator 10, and C2 end is communicated with S2 end;
On pipeline between fluid reservoir 9 and finned heat exchanger 3, be respectively arranged with fluid reservoir check valve 8 and electric expansion valve 5.
Concrete, boiler 6 comprises running water water inlet and domestic hot-water's delivery port.
Concrete, a side of finned heat exchanger 3 is provided with blower fan.
Concrete, compressor 1 is any in frequency-changeable compressor, digital compressor and invariable frequency compressor.
Concrete, the inlet duct of compressor 1 is provided with suction temperature sensor 11 and low pressure sensor 12.
Operation principle of the present utility model is as follows:
During work, the D1 end of the first cross valve 2 is communicated with E1 end, the C2 end of the second cross valve 4 is communicated with S2 end, the D1 end of the output of compressor 1 and the first cross valve 2 and E1 end, boiler heat exchanger 7, fluid reservoir 9, fluid reservoir check valve 8, electric expansion valve 5, finned heat exchanger 3, the C2 of the second cross valve 4, S2 port, gas-liquid separator 10, the input of compressor 1 connects successively, now, the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP through compressor 1, switching through the first cross valve 2, flow to boiler heat exchanger 7, carry out heat exchange with the domestic water of boiler 6, and domestic water is heated, and cold-producing medium is condensed into the liquid of middle temperature high pressure in boiler heat exchanger 7, pass through successively respectively again fluid reservoir 9, fluid reservoir check valve 8, electric expansion valve 5 becomes the liquid of low-temp low-pressure, then enter finned heat exchanger 3, carry out heat exchange with outdoor air, the liquid evaporation of low-temp low-pressure becomes low-temp low-pressure gas simultaneously, flow to the second cross valve 4, after the switching of the second cross valve 4, by gas-liquid separator 10, flow back to compressor 1, thereby complete whole domestic hot-water's circulation.
Hot water supply system of the present utility model, simplicity of design, can, at any time for user provides domestic hot-water, even also can guarantee the supply of hot water under the idle state of air-conditioning, and have advantages of that the thermal efficiency is high.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (5)
1. the hot water supply system with the wind-cooled cold-water unit of recuperation of heat, it is characterized in that: comprise the compressor, boiler, fluid reservoir, finned heat exchanger and the gas-liquid separator that connect successively, in described boiler, be provided with boiler heat exchanger, on pipeline between described compressor and described boiler, be provided with the first cross valve, described the first cross valve comprises C1 end, S1 end, D1 end and E1 end, wherein said D1 end is connected with the output of described compressor, described E1 end is connected with the input of described boiler, and described D1 end is communicated with described E1 end;
On pipeline between described finned heat exchanger and described gas-liquid separator, be provided with the second cross valve, described the second cross valve comprises C2 end, S2 end, D2 end and E2 end, wherein said C2 end is connected with the output of described finned heat exchanger, described S2 end is connected with the input of described gas-liquid separator, and described C2 end is communicated with described S2 end;
On pipeline between described fluid reservoir and described finned heat exchanger, be respectively arranged with fluid reservoir check valve and electric expansion valve.
2. the hot water supply system of a kind of wind-cooled cold-water unit with recuperation of heat according to claim 1, is characterized in that: described boiler comprises running water water inlet and domestic hot-water's delivery port.
3. the hot water supply system of a kind of wind-cooled cold-water unit with recuperation of heat according to claim 1, is characterized in that: a side of described finned heat exchanger is provided with blower fan.
4. the hot water supply system of a kind of wind-cooled cold-water unit with recuperation of heat according to claim 1, is characterized in that: described compressor is any in frequency-changeable compressor, digital compressor and invariable frequency compressor.
5. the hot water supply system of a kind of wind-cooled cold-water unit with recuperation of heat according to claim 1, is characterized in that: the inlet duct of described compressor is provided with suction temperature sensor and low pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568707.3U CN203464495U (en) | 2013-09-13 | 2013-09-13 | Heat-recovery domestic hot water system for air-cooled water chiller unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568707.3U CN203464495U (en) | 2013-09-13 | 2013-09-13 | Heat-recovery domestic hot water system for air-cooled water chiller unit |
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| Publication Number | Publication Date |
|---|---|
| CN203464495U true CN203464495U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320568707.3U Expired - Lifetime CN203464495U (en) | 2013-09-13 | 2013-09-13 | Heat-recovery domestic hot water system for air-cooled water chiller unit |
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| CN (1) | CN203464495U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329761A (en) * | 2014-11-21 | 2015-02-04 | 郎力文 | Small-sized air conditioner composite air energy heat pump device |
| CN106152604A (en) * | 2015-04-17 | 2016-11-23 | 陈则韶 | Four circulation immersion heat exchange heat storage type hot-water air conditioners |
| CN104296374B (en) * | 2014-10-17 | 2017-02-15 | 浙江中广电器股份有限公司 | Refrigerating hot-water unit |
-
2013
- 2013-09-13 CN CN201320568707.3U patent/CN203464495U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296374B (en) * | 2014-10-17 | 2017-02-15 | 浙江中广电器股份有限公司 | Refrigerating hot-water unit |
| CN104329761A (en) * | 2014-11-21 | 2015-02-04 | 郎力文 | Small-sized air conditioner composite air energy heat pump device |
| CN106152604A (en) * | 2015-04-17 | 2016-11-23 | 陈则韶 | Four circulation immersion heat exchange heat storage type hot-water air conditioners |
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Granted publication date: 20140305 |