CN202303879U - Direct heating and circulating type heat pump hot water unit - Google Patents
Direct heating and circulating type heat pump hot water unit Download PDFInfo
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- CN202303879U CN202303879U CN2011203848457U CN201120384845U CN202303879U CN 202303879 U CN202303879 U CN 202303879U CN 2011203848457 U CN2011203848457 U CN 2011203848457U CN 201120384845 U CN201120384845 U CN 201120384845U CN 202303879 U CN202303879 U CN 202303879U
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Abstract
The utility model relates to the technical field of heat pump units, in particular to a direct heating and circulating type heat pump hot water unit, which includes a compressor, a hot water heating device, a four-way valve, an evaporator, a gas and liquid separator, a high-temperature water outlet, a circulating water inlet, a condensation pressure regulating valve, a waterway electromagnetic valve, and an undercooling air-cooled condenser, wherein an outlet of the compressor is connected with an inlet of the four-way valve, an inlet of the compressor is connected with an outlet of the gas and liquid separator, three outlets of the four-way valve are connected with the hot water heating device, the evaporator and the gas and liquid separator respectively, a waterway outlet of the hot water heating device is connected with the high-temperature water outlet, and the condensation pressure regulating valve and the waterway electromagnetic valve are connected in parallel through a pipeline and are connected between a waterway inlet of the hot water heating device and the circulating water inlet. The directly-heated and circulating type heat pump hot water unit can direct heat and heat in a circulating way; and the traditional unit, which needs three water inlets, namely a cold water inlet, a circulating water inlet and a circulating water outlet, is simplified to the direct heating and circulating type heat pump hot water unit, which needs two water inlets, namely the circulating water inlet and the high-temperature water outlet, so that the structure is simple.
Description
Technical field:
The utility model relates to the source pump technical field, relates in particular to a kind of directly-heated, circular form heat-pump hot-water unit.
Background technology:
Source pump includes compressor, water heater, air heat exchanger, condenser, throttling sub-assembly, cross valve etc., and the synthetic coolant circulating system of these component groups realizes freezing, heating, heat functions such as water.The air conditioning hot unit is divided into circulating and two kinds of directly-heated types to the mode of heating of water.
Circulating type air conditioner hot water unit is through water circulating pump boiler to be extracted to water heater; Again in boiler, the water in the boiler is every through once circulation after water heater heating, and water temperature just promotes several degrees centigrade; So repeatedly, up to whole box water all is heated to required temperature.But when the boiler water temperature was lower than setting value, unit will start heating, because the water temperature of entering unit is higher, caused the high-pressure of compressor also higher, made compressor be in bad working environment for a long time, and unit operation efficient is low, the life-span short; And because cold water directly covers boiler, the cold water that covers can mix with the hot water that stores in the water tank, causes leaving water temperature to reduce, and then influences the comfort level of user's water.
Directly-heated type air conditioning hot unit is directly cold water to be inserted water heater; Through control valve the discharge that gets into water heater is regulated; Under the certain situation of air conditioning hot unit heat output, just can make the water outlet of unit directly reach needed water temperature through regulating the discharge that gets into condenser.But the water temperature of this system's boiler can't recycle heating after descending, and can not be incubated, and influence is with the comfort level of hot water.
The utility model content:
The purpose of the utility model be exactly the deficiency that exists to prior art and provide a kind of can directly-heated and circulation heating, directly-heated, circular form heat-pump hot-water unit simple in structure.
To achieve these goals, the technical scheme of the utility model employing is:
Directly-heated, circular form heat-pump hot-water unit; Comprise compressor, hot-water heating system, cross valve, evaporimeter, vapour liquid separator, high-temperature water outlet, circulating water intake, condensation pressure regulation valve, waterway electromagnetic valve, cross the cold condenser of cold wind; The outlet of compressor is connected with the inlet of cross valve; The inlet of compressor is connected with the outlet of vapour liquid separator; Three outlets of cross valve are connected with hot-water heating system's refrigerant inlet, a port of evaporimeter, the inlet of vapour liquid separator respectively; The two-port of crossing the cold condenser of cold wind is connected with the another port of evaporimeter, hot-water heating system's refrigerant exit respectively, and hot-water heating system's water route outlet connects the high-temperature water outlet, and condensation pressure regulation valve and waterway electromagnetic valve are connected in parallel between hot-water heating system's the waterway inlet and circulating water intake through pipeline.
Be connected with dual pressure control switch and high voltage protective switch between the outlet of said compressor and the inlet of cross valve.
Be connected with low-voltage protective switch between the inlet of said vapour liquid separator and the outlet of cross valve.
Said evaporimeter is provided with fan blade and drives the motor that fan blade rotates.
Be connected with expansion valve and filter between the port of the said cold condenser of cold wind excessively and the port of evaporimeter.
The utility model beneficial effect is: the utility model comprises compressor, hot-water heating system, cross valve, evaporimeter, vapour liquid separator, high-temperature water outlet, circulating water intake, condensation pressure regulation valve, waterway electromagnetic valve, crosses the cold condenser of cold wind; The outlet of compressor is connected with the inlet of cross valve; The inlet of compressor is connected with the outlet of vapour liquid separator, and three outlets of cross valve are connected with hot-water heating system's refrigerant inlet, a port of evaporimeter, the inlet of vapour liquid separator respectively, and the two-port of crossing the cold condenser of cold wind is connected with the another port of evaporimeter, hot-water heating system's refrigerant exit respectively; Hot-water heating system's water route outlet connects the high-temperature water outlet; Condensation pressure regulation valve and waterway electromagnetic valve are connected in parallel between hot-water heating system's the waterway inlet and circulating water intake, under the directly-heated pattern, when need heat water through pipeline; Water circulating pump starts; The hot-water heating system starts heating, through regulating the condensation pressure regulation valve, the directly-heated hot water of modulated fixed temperature is provided endlessly in water tank; When the condensing pressure of source pump surpasses 22kgf/cm2; The way solenoid valve of fetching boiling water still through regulating the condensation pressure regulation valve, provides the directly-heated hot water of modulated fixed temperature endlessly in water tank; Under the circulation heating mode; When waterway electromagnetic valve is opened when opening in maximum with the condensation pressure regulation valve; Source pump becomes the circulation mode of heating, reaches until the water tank water temperature and sets the moisturizing temperature, and the utility model is compared with conventional heat pump hot water unit and had the following advantages:
1, the utility model can directly-heated and the circulation heating, needs cooling water inlet, circulating water intake, three water inlets of circulating water outlet to be reduced to circulating water intake, two water inlets of high-temperature water outlet by conventional heat pump hot water unit, and is simple in structure;
2, needing cold water booster pump, two water pumps of water circulating pump to be reduced to by conventional heat pump hot water unit only needs a water circulating pump, saves cost;
3, along with the variation of water tank water temperature, quantity of circulating water changes, and this makes that no matter the water temperature of water tank is high or low, and the heat-pump hot-water unit all can guarantee 53 ℃～55 ℃ directly-heated hot water;
4, unit was provided with the cold condenser of cold wind at base of evaporator and carried out the amount of residual heat will utilization, and can increase cold summer, strengthened the heating capacity of unit; Utilize the amount of residual heat will frost prevention winter, can increase the heating capacity of unit simultaneously;
When 5, directly-heated heated water, because of the water tank water temperature can not change with the variation of ambient air temperature, so the operating condition of annual unit is very steady, and winter machine set compressor oil return meeting improved, and can prolong the life-span of compressor.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described; See shown in Figure 1; Directly-heated, circular form heat-pump hot-water unit; It comprises compressor 1, hot-water heating system 2, cross valve 3, evaporimeter 4, vapour liquid separator 5, high-temperature water outlet 6, circulating water intake 7, condensation pressure regulation valve 8, waterway electromagnetic valve 9, crosses the cold condenser 10 of cold wind; The outlet of compressor 1 is connected with the inlet of cross valve 3; The inlet of compressor 1 is connected with the outlet of vapour liquid separator 5, and three outlets of cross valve 3 are connected with hot-water heating system 2 refrigerant inlet, a port of evaporimeter 4, the inlet of vapour liquid separator 5 respectively, and the two-port of crossing the cold condenser 10 of cold wind is connected with the another port of evaporimeter 4, hot-water heating system 2 refrigerant exit respectively; Hot-water heating system 2 water route outlet connects high-temperature water outlet 6, and condensation pressure regulation valve 8 and waterway electromagnetic valve 9 are connected in parallel between hot-water heating system 2 the waterway inlet and circulating water intake 7 through pipeline.
Unit was provided with the cold condenser 10 of cold wind and carried out the amount of residual heat will utilization in evaporimeter 4 bottoms, can increase cold summer, strengthened the heating capacity of unit; Utilize the amount of residual heat will frost prevention winter, can increase the heating capacity of unit simultaneously;
Be connected with dual pressure control switch 11 and high voltage protective switch 12 between the inlet of the outlet of compressor 1 and cross valve 3, be connected with low-voltage protective switch 13 between the outlet of the inlet of vapour liquid separator 5 and cross valve 3, can carry out high pressure, low-voltage variation, safe and reliable.
Evaporimeter 4 is provided with fan blade 14 and drives the motor 15 that fan blade 14 rotates, and strengthens the hot conversion effect of evaporimeter 4.Cross between the port of port and evaporimeter 4 of the cold condenser 10 of cold wind and be connected with expansion valve 16 and filter 17.
The moisturizing pattern:
When 1, adding hot water for the first time, low water level is broken off, the work of moisturizing magnetic valve, and unit does not heat water.
2, closed, the moisturizing magnetic valve work of low water level, unit begins to heat water.
3, the water level in water tank arrives middle water level, and unit detects the water tank water temperature, and when being higher than setting moisturizing temperature value, the moisturizing magnetic valve continues to open, and source pump works on.
4, the water level in boiler arrives high water level, and when water tank temperature reached the water tank temperature value of setting, air-source heat pump hot water quit work.
5, be used when being lower than middle water level when hot water, the moisturizing magnetic valve is opened and is carried out moisturizing.
The directly-heated pattern:
1, when need heat water, water circulating pump starts, and hot-water heating system 2 starts heating, through regulating condensation pressure regulation valve 8, the directly-heated hot water of modulated fixed temperature (being generally 53 ℃～55 ℃) is provided endlessly in water tank;
2, when the condensing pressure of source pump surpasses 22kgf/cm2, the way solenoid valve 9 of fetching boiling water still through regulating condensation pressure regulation valve 8, provides the directly-heated hot water of modulated fixed temperature (being generally 53 ℃～55 ℃) endlessly in water tank;
The circulation heating mode:
Open when opening in maximum with condensation pressure regulation valve 8 when waterway electromagnetic valve 9, source pump becomes the circulation mode of heating, reaches until the water tank water temperature and sets the moisturizing temperature.
The utility model can directly-heated and the circulation heating, is needed by conventional heat pump hot water unit that cooling water inlet, circulating water intake 7, three water inlets of circulating water outlet are reduced to circulating water intake 7, high-temperature water exports 6 two water inlets, and is simple in structure; And needing cold water booster pump, two water pumps of water circulating pump to be reduced to by conventional heat pump hot water unit only needs a water circulating pump, saves cost;
The utility model is along with the variation of water tank water temperature, and quantity of circulating water changes, and this makes that no matter the water temperature of water tank is high or low, and the heat-pump hot-water unit all can guarantee 53 ℃～55 ℃ directly-heated hot water; When directly-heated heated water, because of the water tank water temperature can not change with the variation of ambient air temperature, so the operating condition of annual unit is very steady, and winter machine set compressor 1 oil return meeting improved, and can prolong the life-span of compressor 1.
Certainly, the above only is the preferred embodiment of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (5)
1. directly-heated, circular form heat-pump hot-water unit; Comprise compressor (1), hot-water heating system (2), cross valve (3), evaporimeter (4), vapour liquid separator (5); The outlet of compressor (1) is connected with the inlet of cross valve (3); The inlet of compressor (1) is connected with the outlet of vapour liquid separator (5); It is characterized in that: also include high-temperature water outlet (6), circulating water intake (7), condensation pressure regulation valve (8), waterway electromagnetic valve (9), cross the cold condenser of cold wind (10); Three outlets of cross valve (3) are connected with hot-water heating system's (2) refrigerant inlet, a port of evaporimeter (4), the inlet of vapour liquid separator (5) respectively; The two-port of crossing the cold condenser of cold wind (10) is connected with the another port of evaporimeter (4), hot-water heating system's (2) refrigerant exit respectively, and hot-water heating system's (2) water route outlet connects high-temperature water outlet (6), and condensation pressure regulation valve (8) and waterway electromagnetic valve (9) are connected in parallel between hot-water heating system's (2) the waterway inlet and circulating water intake (7) through pipeline.
2. directly-heated according to claim 1, circular form heat-pump hot-water unit is characterized in that: be connected with dual pressure control switch (11) and high voltage protective switch (12) between the inlet of the outlet of said compressor (1) and cross valve (3).
3. directly-heated according to claim 1, circular form heat-pump hot-water unit is characterized in that: be connected with low-voltage protective switch (13) between the outlet of the inlet of said vapour liquid separator (5) and cross valve (3).
4. directly-heated according to claim 1, circular form heat-pump hot-water unit is characterized in that: said evaporimeter (4) is provided with fan blade (14) and drives the motor (15) that fan blade (14) rotates.
5. according to any described directly-heated of claim 1-4, circular form heat-pump hot-water unit, it is characterized in that: be connected with expansion valve (16) and filter (17) between the port of the said cold condenser of cold wind (10) excessively and the port of evaporimeter (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203848457U CN202303879U (en) | 2011-10-08 | 2011-10-08 | Direct heating and circulating type heat pump hot water unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203848457U CN202303879U (en) | 2011-10-08 | 2011-10-08 | Direct heating and circulating type heat pump hot water unit |
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| Publication Number | Publication Date |
|---|---|
| CN202303879U true CN202303879U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203848457U Expired - Fee Related CN202303879U (en) | 2011-10-08 | 2011-10-08 | Direct heating and circulating type heat pump hot water unit |
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| CN (1) | CN202303879U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836790A (en) * | 2012-11-20 | 2014-06-04 | 松下电器产业株式会社 | Heat pump water heater |
| CN104101088A (en) * | 2013-04-03 | 2014-10-15 | 福州斯狄渢电热水器有限公司 | Dual-heat source water heater and control method thereof |
| CN104236034A (en) * | 2013-06-06 | 2014-12-24 | 洪丞禧 | Device for generating hot water through heat exchange |
| CN106152505A (en) * | 2015-03-27 | 2016-11-23 | 青岛经济技术开发区海尔热水器有限公司 | Heat-pump water heater |
| CN104101088B (en) * | 2013-04-03 | 2016-11-30 | 福州斯狄渢电热水器有限公司 | double-heat source water heater and control method thereof |
| CN110486941A (en) * | 2019-08-21 | 2019-11-22 | 河南科技大学 | A kind of Air-source Heat Pump boiler and its refrigerating and heating method |
-
2011
- 2011-10-08 CN CN2011203848457U patent/CN202303879U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836790A (en) * | 2012-11-20 | 2014-06-04 | 松下电器产业株式会社 | Heat pump water heater |
| CN103836790B (en) * | 2012-11-20 | 2018-01-05 | 松下电器产业株式会社 | Heat pump type hot water supply apparatus |
| CN104101088A (en) * | 2013-04-03 | 2014-10-15 | 福州斯狄渢电热水器有限公司 | Dual-heat source water heater and control method thereof |
| CN104101088B (en) * | 2013-04-03 | 2016-11-30 | 福州斯狄渢电热水器有限公司 | double-heat source water heater and control method thereof |
| CN104236034A (en) * | 2013-06-06 | 2014-12-24 | 洪丞禧 | Device for generating hot water through heat exchange |
| CN106152505A (en) * | 2015-03-27 | 2016-11-23 | 青岛经济技术开发区海尔热水器有限公司 | Heat-pump water heater |
| CN106152505B (en) * | 2015-03-27 | 2022-04-22 | 青岛经济技术开发区海尔热水器有限公司 | Heat pump water heater |
| CN110486941A (en) * | 2019-08-21 | 2019-11-22 | 河南科技大学 | A kind of Air-source Heat Pump boiler and its refrigerating and heating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20151008 |
|
| EXPY | Termination of patent right or utility model |