CN201331208Y - Water-cooled four-pipe heat pump air conditioning unit - Google Patents
Water-cooled four-pipe heat pump air conditioning unit Download PDFInfo
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- CN201331208Y CN201331208Y CNU2008201577745U CN200820157774U CN201331208Y CN 201331208 Y CN201331208 Y CN 201331208Y CN U2008201577745 U CNU2008201577745 U CN U2008201577745U CN 200820157774 U CN200820157774 U CN 200820157774U CN 201331208 Y CN201331208 Y CN 201331208Y
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Abstract
The utility model discloses a water-cooled four-pipe heat pump air conditioning unit. The outlet end of a compressor is connected with the high-pressure inlet end of a four-way reversing valve; the left and the right joint ends of the four-way reversing valve are connected with the inlet end of a heat regenerator and one end of a condensing-evaporating device respectively; the middle outlet end of the four-way reversing valve is connected with the inlet end of the compressor through a first check valve; one end of the condensing-evaporating device is connected with the inlet end of the compressor, and the other end thereof is connected with the outlet end of the heat regenerator after being connected in series with a first throttling element and a first electromagnetic valve sequentially; and the other end of a second condensing-evaporating device is connected with the outlet end of the heat regenerator after being connected in series with a second throttling element and a second electromagnetic valve sequentially. The water-cooled four-pipe heat pump air conditioning unit is equal to a full-automatic cold and heat balancing system, can optimize cold and hot energy distribution of users and realize optimum matching of cold and heat energy supply of the unit for users through a full automaticity and microprocessor control system.
Description
Technical field
The utility model relates to a kind of air-conditioning equipment, is specifically related to a kind of water-cooled four-pipe heating pump air-conditioning unit.
Background technology
Water-water screw rod type heat pump machine unit system is can be main energy sources with ground, is aided with electric energy, with underground low potential energy development and use, makes it change available high potential into by relevant device.It can satisfy heat supply in winter, the needs of summer cooling.The water of prior art-water screw rod type heat pump machine unit (as shown in Figure 1), in summer, the high-temperature high-pressure refrigerant gas of discharging from compressor 1 is through condenser 2 discharges heat and be condensed into liquid to refrigerating medium, absorb in the evaporimeter 3 for the refrigerating medium heat of indoor terminal heat exchange through restricting element 4 then and gasify, get back to compressor 1 at last; In the winter time, switching through outside reversal valve, high-temperature high-pressure refrigerant gas from compressor 1 discharge, through in the condenser 3 to being condensed into liquid for discharges heat in the refrigerating medium of indoor terminal heat exchange, arrive evaporimeter 2 endothermic gasifications through restricting element 4 then, get back to compressor 1 at last, its water that produces with ground heat exchanger is as cold water, and the high-temperature water that cooler condenser produces is delivered to indoor heating.
Water cooling in prior technology formula four-pipe heating pump air-conditioning unit has adopted more energy-conservation technology, but in some occasion (hotel, school, hospital), but also needing boiler to make heat in refrigeration provides hot water, causes investment and unit operation maintenance cost higher.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, a kind of water-cooled four-pipe heating pump air-conditioning unit to be provided, and it can provide free health hot water in summer, and provide cold for places such as equipment room, machine rooms winter.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of water-cooled four-pipe heating pump air-conditioning unit, comprise a compressor, a heat regenerator, a four-way change-over valve, two magnetic valves, two condensation/vaporization devices and two fluid elements, wherein,
The port of export of described compressor connects the high pressure entry end of four-way change-over valve;
The left and right interface end of described four-way change-over valve is connected with the arrival end of heat regenerator and an end of the second condensation/vaporization device respectively, and the central exit end of described four-way change-over valve is connected with the arrival end of compressor by first check valve;
One end of the described first condensation/vaporization device is connected with the arrival end of compressor, and its other end is connected with the port of export of heat regenerator successively with after the first throttle element and first magnetic valve are connected in series;
The other end of the described second condensation/vaporization device is connected with the port of export of heat regenerator successively with after second restricting element and second magnetic valve are connected in series.
Above-mentioned water-cooled four-pipe heating pump air-conditioning unit, wherein, an end of the described first condensation/vaporization device is to be connected with the arrival end of compressor by second check valve.
Above-mentioned water-cooled four-pipe heating pump air-conditioning unit, wherein, the other end of the described second condensation/vaporization device also is connected with the port of export of heat regenerator by the 3rd check valve.
Above-mentioned water-cooled four-pipe heating pump air-conditioning unit, wherein, the port of export of described heat regenerator is connected with the 3rd check valve, second magnetic valve and first magnetic valve respectively by the 4th check valve.
The technical scheme of water-cooled four-pipe heating pump air-conditioning unit of the present utility model couples together unit with a plurality of parts, makes unit have multiple function: freeze, heat, freeze+heat, mate automatically.Do not have the conversion of winter, summer pattern, increased a heat regenerator than light water earth source heat pump unit, can provide free health hot water summer, and provide cold for places such as equipment room, machine rooms winter.This water-cooled four-pipe heating pump air-conditioning unit has heat recovery function, can get up Waste Heat Recovery in summer, when cold water is provided, can provides and use hot water; The Waste Heat Recovery of part can be got up in the winter time, provide hot water, and can provide cold for the place that need freeze the whole year as high-quality thermal source.This unit is equivalent to a full-automatic cold and hot amount balance sysmte, by full-automatic and microprocessor control system, optimizes user's cold and hot amount and distributes, and realizes that unit is to user's cooling, the optimum Match of heating load.
Description of drawings
Fig. 1 is the structural representation of water cooling in prior technology formula four-pipe heating pump air-conditioning unit;
Fig. 2 is the structural representation of water-cooled four-pipe heating pump air-conditioning unit of the present utility model.
The specific embodiment
See also Fig. 2, water-cooled four-pipe heating pump air-conditioning unit of the present utility model, comprise a compressor 1, a heat regenerator 2, a four-way change-over valve 3, two 8,9 and four check valves 10,11,12,13 of 6,7, two fluid elements of 4,5, two condensation/vaporization devices of magnetic valve, wherein
The port of export of compressor 1 connects the high pressure entry end of four-way change-over valve 3;
The left and right interface end of four-way change-over valve 3 is connected with the arrival end of heat regenerator 2 and an end of the second condensation/vaporization device 7 respectively, and the central exit end of four-way change-over valve 3 is connected with the arrival end of compressor 1 by first check valve 10;
One end of the first condensation/vaporization device 6 is connected with the arrival end of compressor 1 by second check valve 11, and its other end is connected with the port of export of heat regenerator 2 successively with after the first throttle element 8 and first magnetic valve 4 are connected in series.
The other end of the second condensation/vaporization device 7 is connected with the port of export of heat regenerator 2 successively with after second restricting element 9 and second magnetic valve 5 are connected in series;
The other end of the second condensation/vaporization device 7 also is connected with the port of export of heat regenerator 2 by the 3rd check valve 12.
The port of export of heat regenerator 2 is connected with the 3rd check valve 12, second magnetic valve 5 and first magnetic valve 4 respectively by the 4th check valve 13.
The a plurality of parts of water-cooled four-pipe heating pump use in refrigeration system of the present utility model couple together unit, make unit have multiple function: freeze, heat, freeze+heat, mate automatically.Do not have the conversion of winter, summer pattern, increased a heat regenerator than light water earth source heat pump unit, can provide free health hot water summer, winter for equipment key, machine room, etc. the place cold is provided.
The refrigeration mode of unit is: four way solenoid valve 3 and second magnetic valve, 5 dead electricity, first magnetic valve 4, the high-temperature high-pressure refrigerant gas of discharging from compressor 1 is condensed into liquid through the second condensation/vaporization device, 7 discharges heat, then through the 3rd check valve 12, first magnetic valve 4, first throttle element 8 to first condensation/vaporization devices 6 endothermic gasifications, get back to compressor 1 at last, the chilled water that evaporation produces is delivered to indoor cooling.
The heating mode of unit is: first magnetic valve, 4 dead electricity, the four way solenoid valve 3 and second magnetic valve 5, the high-temperature high-pressure refrigerant gas of discharging from compressor 1 is condensed into liquid through heat regenerator 2 discharges heat, then through the 4th check valve 13, second magnetic valve 5, second restricting element, 9 to second condensation/vaporization devices, 7 endothermic gasifications, get back to compressor 1 at last, the high-temperature water that cooler condenser produces is delivered to indoor heating.
Refrigeration+the heating mode of unit is: second magnetic valve, 5 dead electricity, the four way solenoid valve 3 and first magnetic valve 4, high-temperature high-pressure refrigerant gas process heat regenerator 2 from compressor 1 discharge, then through the 4th check valve 13, first magnetic valve 4, first throttle element 8 to first condensation/vaporization devices 6 endothermic gasifications, get back to compressor 1 at last, recirculated water produces hot water through heat regenerator 2, delivers to indoor cooling through the chilled water that the first condensation/vaporization device 6 produces.
When the unit refrigeration mode was preferential, unit operation was only controlled according to the turnover water temperature of the first condensation/vaporization device 6, and it is main by automatic match pattern decision that condenser is opened operation; When the unit heat recovery mode was preferential, unit operation was only controlled according to the turnover water temperature of heat regenerator 2, and by automatic match pattern, whether decision is by the evaporation of the second condensation/vaporization device, 7 bypass.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (4)
1. a water-cooled four-pipe heating pump air-conditioning unit comprises a compressor, a heat regenerator, a four-way change-over valve, two magnetic valves, two condensation/vaporization devices and two fluid elements, it is characterized in that,
The port of export of described compressor connects the high pressure entry end of four-way change-over valve;
The left and right interface end of described four-way change-over valve is connected with the arrival end of heat regenerator and an end of the second condensation/vaporization device respectively, and the central exit end of described four-way change-over valve is connected with the arrival end of compressor by first check valve;
One end of the described first condensation/vaporization device is connected with the arrival end of compressor, and its other end is connected with the port of export of heat regenerator successively with after the first throttle element and first magnetic valve are connected in series;
The other end of the described second condensation/vaporization device is connected with the port of export of heat regenerator successively with after second restricting element and second magnetic valve are connected in series.
2. water-cooled four-pipe heating pump air-conditioning unit according to claim 1 is characterized in that an end of the described first condensation/vaporization device is to be connected with the arrival end of compressor by second check valve.
3. water-cooled four-pipe heating pump air-conditioning unit according to claim 1 is characterized in that, the other end of the described second condensation/vaporization device also is connected with the port of export of heat regenerator by the 3rd check valve.
4. water-cooled four-pipe heating pump air-conditioning unit according to claim 3 is characterized in that the port of export of described heat regenerator is connected with the 3rd check valve, second magnetic valve and first magnetic valve respectively by the 4th check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201577745U CN201331208Y (en) | 2008-12-25 | 2008-12-25 | Water-cooled four-pipe heat pump air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201577745U CN201331208Y (en) | 2008-12-25 | 2008-12-25 | Water-cooled four-pipe heat pump air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201331208Y true CN201331208Y (en) | 2009-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201577745U Expired - Lifetime CN201331208Y (en) | 2008-12-25 | 2008-12-25 | Water-cooled four-pipe heat pump air conditioning unit |
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| Country | Link |
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| CN (1) | CN201331208Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895571A (en) * | 2017-04-17 | 2017-06-27 | 香港华艺设计顾问(深圳)有限公司 | A kind of network computer room four-pipe system simultaneous air-conditioning device |
| CN113513859A (en) * | 2020-04-09 | 2021-10-19 | 恒泽节能有限公司 | Total energy heat pump with high outlet water temperature |
-
2008
- 2008-12-25 CN CNU2008201577745U patent/CN201331208Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895571A (en) * | 2017-04-17 | 2017-06-27 | 香港华艺设计顾问(深圳)有限公司 | A kind of network computer room four-pipe system simultaneous air-conditioning device |
| CN113513859A (en) * | 2020-04-09 | 2021-10-19 | 恒泽节能有限公司 | Total energy heat pump with high outlet water temperature |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
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| CX01 | Expiry of patent term |