CN211233377U - Instant heating type heat pump water heater - Google Patents
Instant heating type heat pump water heater Download PDFInfo
- Publication number
- CN211233377U CN211233377U CN201921842937.8U CN201921842937U CN211233377U CN 211233377 U CN211233377 U CN 211233377U CN 201921842937 U CN201921842937 U CN 201921842937U CN 211233377 U CN211233377 U CN 211233377U
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- water
- pipe
- valve core
- valve
- heat exchanger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 303
- 238000010438 heat treatment Methods 0.000 title claims description 5
- 230000001105 regulatory effect Effects 0.000 claims abstract description 27
- 239000003507 refrigerant Substances 0.000 claims description 13
- 230000005494 condensation Effects 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 239000008399 tap water Substances 0.000 abstract description 9
- 235000020679 tap water Nutrition 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses an instant heat pump water heater, which comprises a heat pump system, a water heat exchanger, a cold water pipe, a hot water pipe and a water storage tank, wherein the heat pump system comprises a condenser; one side of the water storage tank is communicated with one side of the water heat exchanger through a cold water pipe, the other side of the water storage tank is communicated with the other side of the water heat exchanger through a hot water pipe, and the condenser is arranged in the water heat exchanger; a circulating water pump is arranged on the cold water pipe or the hot water pipe, a water inlet is arranged on the cold water pipe, and a water outlet is arranged on the hot water pipe; the connecting pipeline between the water inlet and the water heat exchanger is called a first pipe section, the connecting pipeline between the water outlet and the water heat exchanger is called a second pipe section, and the first pipe section or the second pipe section is provided with a water quantity regulating valve. The water flow in the water heat exchanger is controlled by arranging a water quantity regulating valve and a circulating water pump, so that the water temperature at the water outlet reaches the range of directly supplying water to the outside; tap water entering from the water inlet can directly flow through the water heat exchanger and then flow out of the water outlet, and the heat pump system is high in heat efficiency.
Description
Technical Field
The utility model relates to a heat pump water heater technical field especially relates to an instant heating type heat pump water heater.
Background
The heat pump water heater has the advantages of energy conservation, environmental protection and the like, and more users select to use the heat pump water heater. However, the existing heat pump water heaters circularly heat water in a water storage tank, and the water in the water storage tank is led out when hot water is needed; because the water temperature in the water storage tank is higher than that of tap water, the existing heat pump water heater has lower heat efficiency than a heat pump water heater which directly heats the tap water; thus, the prior art still has disadvantages.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: provided is an instant heat pump water heater with high thermal efficiency.
The utility model provides a solution of its technical problem is:
an instant heat pump water heater comprises a heat pump system, a water heat exchanger, a cold water pipe, a hot water pipe and a water storage tank, wherein the heat pump system comprises a compressor with a refrigerant inlet and a refrigerant outlet, and a condenser, a throttling device and an evaporator are sequentially connected between the refrigerant outlet and the refrigerant inlet; one side of the water storage tank is communicated with one side of the water heat exchanger through a cold water pipe, the other side of the water storage tank is communicated with the other side of the water heat exchanger through a hot water pipe, and the condenser is arranged in the water heat exchanger; a circulating water pump is arranged on the cold water pipe or the hot water pipe, a water inlet is arranged on the cold water pipe, and a water outlet is arranged on the hot water pipe; the connecting pipeline between the water inlet and the water heat exchanger is called a first pipe section, the connecting pipeline between the water outlet and the water heat exchanger is called a second pipe section, and a water quantity regulating valve is arranged on the first pipe section or the second pipe section.
As a further improvement of the technical scheme, a water inlet pipe is arranged on the water inlet, and a first valve is arranged on the water inlet pipe.
As a further improvement of the above technical solution, the water amount regulating valve is a condensing pressure regulating valve or an electric regulating valve.
As a further improvement of the above technical solution, the circulating water pump is disposed on the first pipe section.
As a further improvement of the above technical solution, a connection pipeline between the water outlet and the water storage tank is called a third pipe section, the third pipe section is provided with a check valve, and an inlet of the check valve is communicated with the water outlet; a fourth connecting pipe is arranged beside the third pipe section and connected with the third pipe section in parallel, a first temperature control valve is arranged on the fourth connecting pipe, and a temperature sensing element of the first temperature control valve is arranged in the water storage tank.
As a further improvement of the above technical solution, the water quantity regulating valve is disposed on the second pipe section.
As a further improvement of the above technical solution, the water quantity regulating valve is a second temperature control valve.
As a further improvement of the technical proposal, the second temperature control valve comprises a shell, a first water flow channel which is transversely arranged and a valve core channel which is vertically arranged are arranged in the shell, the water heat exchanger is communicated with the water outlet through the first water flow channel, the intersection of the valve core channel and the first water flow channel is called a first area, a valve core, a temperature sensing bulb and a spring are arranged in the valve core channel, the valve core blocks the first water flow channel, the temperature sensing bulb is arranged at the top of the valve core channel, the spring is arranged at the bottom of the valve core channel, the valve core is arranged between the temperature sensing bulb and the spring, two ends of the valve core are respectively abutted against the temperature sensing bulb and the spring, a first through hole which is transversely arranged is arranged on the valve core, the first through hole is positioned in the first area when the valve core moves to the lowest part, and the first through hole is positioned above the first area when the valve core moves to the highest part; the shell is internally provided with a first water flow channel, the first water flow channel is connected with the valve core channel in parallel, the first water flow channel is arranged on the side of the temperature sensing bulb, and the second water flow channel is arranged on the outer side of the valve core channel.
The utility model has the advantages that: an instant heat pump water heater, through setting up water quantity regulating valve and circulating water pump control the water flow in the water heat exchanger, make the water temperature of the outlet reach the scope that can be supplied externally directly, achieve the purpose of heating water immediately and then supplying immediately; tap water entering from the water inlet can directly flow through the water heat exchanger and then flow out of the water outlet, and the heat pump system is high in heat efficiency.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a heat pump system according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a second thermostatic valve according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another embodiment of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other.
With reference to fig. 1 and 2, this is an embodiment of the invention, in particular:
an instant heat pump water heater comprises a heat pump system, a water heat exchanger 01, a cold water pipe, a hot water pipe and a water storage tank 05, wherein the heat pump system comprises a compressor 51 with a refrigerant inlet and a refrigerant outlet, and a condenser 52, a throttling device 53 and an evaporator 54 are sequentially connected between the refrigerant outlet and the refrigerant inlet; one side of the water storage tank 05 is communicated with one side of the water heat exchanger 01 through a cold water pipe, the other side of the water storage tank is communicated with the other side of the water heat exchanger 01 through a hot water pipe, and the condenser 52 is arranged in the water heat exchanger 01; a circulating water pump 02 is arranged on the cold water pipe or the hot water pipe, a water inlet is arranged on the cold water pipe, and a water outlet is arranged on the hot water pipe; the connecting pipeline between the water inlet and the water heat exchanger 01 is called a first pipe section, the connecting pipeline between the water outlet and the water heat exchanger 01 is called a second pipe section, and a water quantity regulating valve 07 is arranged on the first pipe section or the second pipe section. The water flow in the water heat exchanger 01 is controlled by arranging the water quantity regulating valve 07 and the circulating water pump 02, so that the water temperature at the water outlet reaches the range of direct external supply, the aim of instantly heating water and then immediately supplying the water is achieved, tap water entering from the water inlet can directly flow through the water heat exchanger 01 and then flows out from the water outlet, and the heat pump system is high in heat efficiency; when hot water is supplied from the water outlet, if the flow of the hot water supplied to the outside is larger than the flow set by the water quantity regulating valve 07, the tap water entering from the water inlet is divided into two parts, one part flows out from the water outlet after flowing through the water heat exchanger 01, and the other part flows into the water storage tank 05, so that part of the hot water in the water storage tank 05 flows out from the water outlet; if the flow of the hot water supplied to the outside is equal to the flow set by the water quantity regulating valve 07, the tap water entering from the water inlet flows through the water heat exchanger 01 and then flows out from the water outlet completely; if the flow of the hot water supplied outwards is smaller than the flow set by the water quantity regulating valve 07, the circulating water pump 02 can pump the redundant hot water from the water storage tank 05 and the tap water entering from the water inlet together pass through the water heat exchanger 01 and then return to the water storage tank 05; in addition, because the water storage tank 05 of the existing heat pump water heater is directly connected with the condenser 52 of the heat pump water heater, the hot water heated by the condenser 52 is continuously conveyed into the water storage tank 05, so that the water temperature in the water storage tank 05 is always kept in a high state, and the heat loss is fast; in this embodiment, if the flow of the hot water supplied to the outside is equal to the flow set by the water quantity regulating valve 07, the hot water heated by the condenser 52 does not enter the water storage tank 05, the water in the water storage tank 05 can be in a lower temperature state without affecting the use of the embodiment, the heat loss of the water in the water storage tank 05 is slow, and the embodiment is more energy-saving and environment-friendly; in this embodiment, a water outlet pipe 06 is arranged on the water outlet.
Further as a preferred embodiment, a water inlet pipe 04 is arranged on the water inlet, and a first valve 03 is arranged on the water inlet pipe 04. This enables the supply of tap water to be switched off or on.
In a further preferred embodiment, the water amount regulating valve 07 is a condensation pressure regulating valve or an electric regulating valve. The condensing pressure regulating valve can regulate the flow according to the condensing pressure of the heat pump system, and when the condensing pressure rises, namely the temperature of a refrigerant in the condenser 52 rises, the condensing pressure regulating valve can be automatically opened to be large, so that more water enters the water heat exchanger 01, and the water temperature at the water outlet is kept stable.
In a further preferred embodiment, the water control valve 07 is provided on the second pipe section, and the water control valve 07 is a second thermostat valve. Therefore, the flow of water in the water heat exchanger 01 can be controlled according to the water temperature in the second pipe section, if the water temperature in the second pipe section is low, the opening degree of the second temperature control valve is reduced, the flow of water in the water heat exchanger 01 is reduced, the heat absorbed by the water in the water heat exchanger 01 per unit is increased, the temperature is increased, and the water temperature at the water outlet can be kept stable; the circulating water pump 02 in this embodiment is provided on the first pipe section.
Referring to fig. 3, the second temperature control valve includes a housing 21, a first water flow channel 25 horizontally disposed and a valve core 23 vertically disposed are disposed in the housing 21, the water heat exchanger 01 is communicated with the water outlet through the first water flow channel 25, a first region is defined at an intersection of the valve core 23 channel and the first water flow channel 25, the valve core 23, a temperature sensing bulb 27 and a spring 24 are disposed in the valve core 23 channel, the valve core 23 blocks the first water flow channel 25, the temperature sensing bulb 27 is arranged at the top of the channel of the valve core 23, the spring 24 is arranged at the bottom of the channel of the valve core 23, the valve core 23 is arranged between the temperature sensing bulb 27 and the spring 24, two ends of the valve core 23 are respectively abutted against the temperature sensing bulb 27 and the spring 24, the valve core 23 is provided with a first through hole 22 which is transversely arranged, the first through hole 22 is positioned in a first area when the valve core 23 moves to the lowest part, and the first through hole 22 is positioned above the first area when the valve core 23 moves to the highest part; the shell 21 is also provided with a second water flow channel 26, the second water flow channel 26 is connected with the first water flow channel 25 in parallel, the second water flow channel 26 is arranged at the side of the temperature sensing bulb 27, and the second water flow channel 26 is arranged at the outer side of the channel of the valve core 23. When the water temperature in the second pipe section is lower, the volume of the temperature sensing bulb 27 is reduced, the valve core 23 moves upwards, the first through hole 22 gradually moves upwards into the channel of the valve core 23, and the water flow in the second pipe section is reduced, so that the water temperature is increased; when the water temperature in the second pipe section is higher, the volume of the temperature sensing bulb 27 is increased, the valve core 23 moves downwards, the first through hole 22 gradually moves downwards into the channel of the valve core 23, and the water flow in the second pipe section is increased to reduce the water temperature; the water temperature at the water outlet can be kept stable; the second water flow channel 26 is arranged so that the water in the second pipe section can flow when the present embodiment is started, and the temperature sensing bulb 27 can better sense the water temperature.
Referring to fig. 4, it is another embodiment of the present invention, which is different from the above embodiments in that a connection pipeline between the water outlet and the water storage tank 05 is called a third pipe section, a check valve 11 is arranged on the third pipe section, and an inlet of the check valve 11 is communicated with the water outlet; a fourth connecting pipe is arranged beside the third pipe section and connected with the third pipe section in parallel, a first temperature control valve 13 is arranged on the fourth connecting pipe, and a temperature sensing element 12 of the first temperature control valve 13 is arranged in the water storage tank 05. In the above embodiment, when the heat pump water heater is just started, the water in the water storage tank 05 is cold, and if the flow rate of the hot water supplied to the outside is not greater than the flow rate set by the water amount adjusting valve 07, the cold water in the water storage tank 05 does not flow to the water outlet, and the heat pump water heater can obtain hot water just started; however, if the flow of the hot water supplied to the outside is larger than the flow set by the water quantity regulating valve 07, the cold water in the water storage tank 05 flows to the water outlet, so that the hot water cannot be obtained immediately; and this embodiment is through setting up first temperature-sensing valve 13, can set first temperature-sensing valve 13 to open or be closed according to the temperature in the water storage tank 05, first temperature-sensing valve 13 is closed when the temperature in the water storage tank 05 is lower, first temperature-sensing valve 13 is opened when the water in the water storage tank 05 risees and reaches the uniform temperature, this implementation is just like this when starting, even if the hot water flow of past supply is greater than the flow that water regulation valve 07 set for, cold water in the water storage tank 05 also can not flow water outlet department, need not to wait that the water in the water storage tank 05 can acquire hot water after all heating finishes.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (8)
1. An instant heating type heat pump water heater which is characterized in that: the heat pump system comprises a compressor with a refrigerant inlet and a refrigerant outlet, and a condenser, a throttling device and an evaporator are sequentially connected between the refrigerant outlet and the refrigerant inlet; one side of the water storage tank is communicated with one side of the water heat exchanger through the cold water pipe, the other side of the water storage tank is communicated with the other side of the water heat exchanger through the hot water pipe, and the condenser is arranged in the water heat exchanger; a circulating water pump is arranged on the cold water pipe or the hot water pipe, a water inlet is arranged on the cold water pipe, and a water outlet is arranged on the hot water pipe; the connecting pipeline between the water inlet and the water heat exchanger is called a first pipe section, the connecting pipeline between the water outlet and the water heat exchanger is called a second pipe section, and a water quantity regulating valve is arranged on the first pipe section or the second pipe section.
2. The tankless heat pump water heater of claim 1, further comprising: the water inlet is provided with a water inlet pipe, and the water inlet pipe is provided with a first valve.
3. The tankless heat pump water heater of claim 1, further comprising: the water quantity regulating valve is a condensation pressure regulating valve or an electric regulating valve.
4. The tankless heat pump water heater of claim 1, further comprising: the circulating water pump is arranged on the first pipe section.
5. The tankless heat pump water heater of claim 1, further comprising: a connecting pipeline between the water outlet and the water storage tank is called a third pipe section, a one-way valve is arranged on the third pipe section, and an inlet of the one-way valve is communicated with the water outlet; a fourth connecting pipe is arranged beside the third pipe section and connected with the third pipe section in parallel, a first temperature control valve is arranged on the fourth connecting pipe, and a temperature sensing element of the first temperature control valve is arranged in the water storage tank.
6. The tankless heat pump water heater of claim 1, further comprising: the water quantity regulating valve is arranged on the second pipe section.
7. The tankless heat pump water heater of claim 6, further comprising: the water quantity regulating valve is a second temperature control valve.
8. The tankless heat pump water heater of claim 7, further comprising: the second temperature control valve comprises a shell, a first water flow channel which is transversely arranged and a valve core channel which is vertically arranged are arranged in the shell, the water heat exchanger is communicated with the water outlet through the first water flow channel, the intersection of the valve core channel and the first water flow channel is called a first area, a valve core, a temperature sensing bulb and a spring are arranged in the valve core channel, the valve core blocks the first water flow channel, the temperature sensing bulb is arranged at the top of the valve core channel, the spring is arranged at the bottom of the valve core channel, the valve core is arranged between the temperature sensing bulb and the spring, two ends of the valve core are respectively abutted against the temperature sensing bulb and the spring, a first through hole which is transversely arranged is arranged on the valve core, when the valve core moves to the lowest part, the first through hole is positioned in the first area, and when the valve core moves to the uppermost part, the first through hole is positioned above the first area; the shell is internally provided with a first water flow channel, the first water flow channel is connected with the valve core channel in parallel, the first water flow channel is arranged on the side of the temperature sensing bulb, and the second water flow channel is arranged on the outer side of the valve core channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842937.8U CN211233377U (en) | 2019-10-29 | 2019-10-29 | Instant heating type heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921842937.8U CN211233377U (en) | 2019-10-29 | 2019-10-29 | Instant heating type heat pump water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211233377U true CN211233377U (en) | 2020-08-11 |
Family
ID=71936498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921842937.8U Expired - Fee Related CN211233377U (en) | 2019-10-29 | 2019-10-29 | Instant heating type heat pump water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211233377U (en) |
-
2019
- 2019-10-29 CN CN201921842937.8U patent/CN211233377U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |