CN211575534U - Air energy water heater - Google Patents
Air energy water heater Download PDFInfo
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- CN211575534U CN211575534U CN202020200591.8U CN202020200591U CN211575534U CN 211575534 U CN211575534 U CN 211575534U CN 202020200591 U CN202020200591 U CN 202020200591U CN 211575534 U CN211575534 U CN 211575534U
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Abstract
The utility model discloses an air can water heater, including storage water tank and heat exchanger, the heat exchanger includes the refrigerant pipe, the refrigerant pipe is located the storage water tank, outside the both ends mouth of refrigerant pipe stretches out the storage water tank, it the heat exchanger still includes first sleeve pipe and second sleeve pipe, first sleeve pipe includes that first outer tube and cover establish the first inner tube in first outer tube, form first intermediate layer passageway between first inner tube and the first outer tube, the second sleeve pipe includes that second outer tube and cover establish the second inner tube in the second outer tube, form second intermediate layer passageway between second inner tube and the second outer tube, the both ends mouth of refrigerant pipe communicates with first intermediate layer passageway and second intermediate layer passageway respectively, first intermediate layer passageway, refrigerant pipe and second intermediate layer passageway supply the refrigerant circulation, the storage water tank is equipped with water inlet and delivery port, delivery port and first inner tube intercommunication, water inlet and second inner tube intercommunication. The heat exchange time of water and the refrigerant is prolonged, and the heat exchange effect is better.
Description
Technical Field
The utility model relates to an air can water heater.
Background
Most of the existing small-sized air energy water heaters adopt a heat exchange and water storage tank combined type, a heat exchanger adopted by the small-sized air energy water heater is that a heat exchange coil (a refrigerant pipe) is completely soaked in a water storage tank, the heat exchange coil is close to the bottom of the water storage tank, and a refrigerant in the heat exchange coil exchanges heat with water outside the heat exchange coil. The air energy water heater with the structure has the following disadvantages: 1. the heat exchange time between the water in the water storage tank and the heat exchange coil is short, the heat exchange cannot be fully carried out, the heat utilization rate is low, and the temperature is still high when the refrigerant leaves the heat exchanger; 2. when hot water is used, cold water is directly supplemented into the water storage tank, and the cold water and the hot water are mixed and cannot be discharged out of the water storage tank through heat exchange with the heat exchange coil in time, so that the temperature of outlet water is lower; 3. when heating, the temperature difference between the upper water temperature and the lower water temperature of the whole water storage tank is small, when the water temperature is heated to a certain temperature, the water temperature is difficult to further rise, and the overpressure danger of the heat pump air energy system is easily caused at the moment; 4. the hot water tank has poor heat exchange effect, and the hot water outlet is slow when the water heater just starts to work.
Disclosure of Invention
The utility model provides an air can water heater for the heat transfer time of the water of solving air can water heater among the prior art and cold preparation is short, the poor problem of heat transfer effect.
The technical scheme of the utility model is realized like this:
the utility model aims at providing a water heater, including storage water tank and heat exchanger, the heat exchanger includes the refrigerant pipe, and the refrigerant pipe is located the storage water tank, and outside the both ends mouth of refrigerant pipe stretched out the storage water tank, its characterized in that: the heat exchanger further comprises a first sleeve and a second sleeve, the first sleeve comprises a first outer pipe and a first inner pipe sleeved in the first outer pipe, a first interlayer channel is formed between the first inner pipe and the first outer pipe, the second sleeve comprises a second outer pipe and a second inner pipe sleeved in the second outer pipe, a second interlayer channel is formed between the second inner pipe and the second outer pipe, two ports of the refrigerant pipe are respectively communicated with the first interlayer channel and the second interlayer channel, the refrigerant pipe and the second interlayer channel are used for refrigerant circulation, the water storage tank is provided with a water inlet and a water outlet, the water outlet is communicated with the first inner pipe, and the water inlet is communicated with the second inner pipe.
The refrigerant flows from the first interlayer channel into the refrigerant pipe and then flows from the refrigerant pipe to the second interlayer channel, and the water flows from the second inner pipe into the water storage tank and then flows from the water storage tank to the first inner pipe.
The first sleeve pipe is provided with a first refrigerant connector, the second sleeve pipe is provided with a second refrigerant connector, the first refrigerant connector is communicated with the second refrigerant connector, and the third refrigerant connector is communicated with the fourth refrigerant connector.
The first inner pipe is spirally arranged in the first outer pipe, and the second inner pipe is spirally arranged in the second outer pipe.
Or the first sleeve and the second sleeve adopt a coaxial sleeve.
The refrigerant pipe is arranged in the water storage tank in a spiral coil pipe shape.
The water inlet is located at the bottom of the water storage tank, the water outlet is located at the top of the water storage tank, the first sleeve is wound above the water storage tank, and the second sleeve is wound below the water storage tank.
Or the water inlet is positioned at the bottom of the water storage tank, the water outlet is positioned at the top of the water storage tank, the first sleeve and the second sleeve are both coiled outside the water storage tank, and the first sleeve is positioned above the second sleeve.
Compared with the prior art, the utility model, there is following advantage:
1. the air energy water heater comprises a water storage tank and a heat exchanger, the heat exchanger comprises a refrigerant pipe, the refrigerant pipe is located in the water storage tank, and two ports of the refrigerant pipe extend out of the water storage tank, and the air energy water heater is characterized in that: the heat exchanger further comprises a first sleeve and a second sleeve, the first sleeve comprises a first outer pipe and a first inner pipe sleeved in the first outer pipe, a first interlayer channel is formed between the first inner pipe and the first outer pipe, the second sleeve comprises a second outer pipe and a second inner pipe sleeved in the second outer pipe, a second interlayer channel is formed between the second inner pipe and the second outer pipe, two ports of the refrigerant pipe are respectively communicated with the first interlayer channel and the second interlayer channel, the refrigerant pipe and the second interlayer channel are used for refrigerant circulation, the water storage tank is provided with a water inlet and a water outlet, the water outlet is communicated with the first inner pipe, and the water inlet is communicated with the second inner pipe. Before entering the water storage tank, cold water exchanges heat with the refrigerant in the second sleeve, so that the situation that the cold water is directly mixed with hot water in the water storage tank is avoided; when water is discharged, the hot water and the first sleeve pipe refrigerant exchange heat, the water temperature is further improved, the heat exchange time of the water and the refrigerant is prolonged, and the heat exchange effect is better.
2. Other advantages of the present invention will be described in detail in the examples section.
Drawings
Fig. 1 is a perspective view of an air energy water heater provided in accordance with a first embodiment;
FIG. 2 is a side view of an air energy water heater provided in accordance with one embodiment;
FIG. 3 is a cross-sectional view of an air energy water heater provided in accordance with one embodiment;
fig. 4 is a schematic structural diagram of an air energy water heater provided in the second embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to fig. 3, the embodiment provides an air energy water heater, including storage water tank 1 and heat exchanger, the heat exchanger includes refrigerant pipe 4, refrigerant pipe 4 is located storage water tank 1, and the both ends mouth of refrigerant pipe 4 stretches out outside storage water tank 1, its characterized in that: the heat exchanger further comprises a first sleeve 2 and a second sleeve 3, the first sleeve 2 comprises a first outer pipe 21 and a first inner pipe 22 sleeved in the first outer pipe 21, a first interlayer channel 23 is formed between the first inner pipe 22 and the first outer pipe 21, the second sleeve 3 comprises a second outer pipe 31 and a second inner pipe 32 sleeved in the second outer pipe 31, a second interlayer channel 33 is formed between the second inner pipe 32 and the second outer pipe 31, two ports of the refrigerant pipe 4 are respectively communicated with the first interlayer channel 23 and the second interlayer channel 33, the first interlayer channel 23, the refrigerant pipe 4 and the second interlayer channel 33 are used for refrigerant circulation, the water storage tank 1 is provided with a water inlet 11 and a water outlet 12, the water outlet 12 is communicated with the first inner pipe 22, and the water inlet 11 is communicated with the second inner pipe 32. Before entering the water storage tank 1, cold water is subjected to heat exchange with the refrigerant in the second sleeve 3, so that the situation that the cold water is directly mixed with hot water in the water storage tank 1 is avoided; when water is discharged, the hot water and the refrigerant of the first sleeve 2 exchange heat, the water temperature is further improved, meanwhile, the heat exchange time of the water and the refrigerant is further prolonged, and the heat exchange effect is better.
The refrigerant flows in the first interlayer channel 23, flows into the refrigerant pipe 4, flows from the refrigerant pipe 4 to the second interlayer channel 33, and flows in the water flow direction, flows from the second inner pipe 32 into the water storage tank 1, and flows from the water storage tank 1 to the first inner pipe 22. The flow direction of the refrigerant is opposite to the flow direction of water, and the highest temperature point of the refrigerant is at the position of the first interlayer channel 23, so when the water heater starts to work, water flow flows out of the water storage tank and is rapidly heated in the first sleeve 2, the hot water outlet time of the water heater is shortened, the refrigerant enters the second sleeve 3 after heat exchange is carried out between the refrigerant pipe and the water in the water storage tank, and cold water in the second inner pipe 32 further cools the refrigerant in the second interlayer channel 33, so that the heat of the heat pump system is fully exchanged, and the overpressure danger of the heat pump system is effectively prevented.
The outer pipe walls at two ends of the first sleeve pipe 2 are respectively provided with a refrigerant inlet 24 and a first refrigerant connector 25, the outer pipe walls at two ends of the second sleeve pipe 3 are respectively provided with a fourth refrigerant connector 34 and a refrigerant outlet 35, the first refrigerant connector 25 and the fourth refrigerant connector 34 are close to the water storage tank 1, two ends of the refrigerant pipe 4 are respectively a second refrigerant connector 41 and a third refrigerant connector 42, the second refrigerant connector 41 is communicated with the first refrigerant connector 25, and the third refrigerant connector 42 is communicated with the fourth refrigerant connector 34. The refrigerant inlet 24 and the refrigerant outlet 35 are a refrigerant inlet and a refrigerant outlet of the heat exchanger, respectively.
The refrigerant pipe 4 is arranged in the water storage tank 1 in a spiral coil pipe shape. The contact area and the contact time of the surface of the refrigerant pipe 4 and the water in the water storage tank 1 are further increased, the heat exchange effect is enhanced, and meanwhile, the water storage tank 1 can store hot water at a certain temperature.
The first sleeve 2 and the second sleeve 3 adopt a coaxial sleeve.
Alternatively, the first inner tube 22 is helically disposed within the first outer tube 21, and the second inner tube 32 is helically disposed within the second outer tube 31. The heat exchange area is increased, and the heat exchange effect is enhanced.
The water inlet 11 is located at the bottom of the water storage tank 1, the water outlet 12 is located at the top of the water storage tank 1, the first sleeve 2 is coiled above the water storage tank 1, and the second sleeve 3 is coiled below the water storage tank 1. The temperature of the refrigerant is reduced to be liquid after heat exchange, and the refrigerant outlet 35 (refrigerant outlet) is positioned below the refrigerant outlet, so that the structure is more reasonable.
Example two:
as shown in fig. 4, the air-source water heater provided by this embodiment is similar to the air-source water heater of the first embodiment, except that: the water inlet 11 is located the bottom of storage water tank 1, and delivery port 12 is located the top of storage water tank 1, and first sleeve pipe 2 and second sleeve pipe 3 all coil in the storage water tank 1 outside, and first sleeve pipe 2 is located the top of second sleeve pipe 3. The volume is smaller.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides an air can water heater, includes storage water tank and heat exchanger, and the heat exchanger includes the refrigerant pipe, and the refrigerant pipe is located the storage water tank, and outside the storage water tank was stretched out to the both ends mouth of refrigerant pipe, its characterized in that: the heat exchanger further comprises a first sleeve and a second sleeve, the first sleeve comprises a first outer pipe and a first inner pipe sleeved in the first outer pipe, a first interlayer channel is formed between the first inner pipe and the first outer pipe, the second sleeve comprises a second outer pipe and a second inner pipe sleeved in the second outer pipe, a second interlayer channel is formed between the second inner pipe and the second outer pipe, two ports of the refrigerant pipe are respectively communicated with the first interlayer channel and the second interlayer channel, the refrigerant pipe and the second interlayer channel are used for refrigerant circulation, the water storage tank is provided with a water inlet and a water outlet, the water outlet is communicated with the first inner pipe, and the water inlet is communicated with the second inner pipe.
2. An air-powered water heater as claimed in claim 1, wherein: the refrigerant flows from the first interlayer channel into the refrigerant pipe and then flows from the refrigerant pipe to the second interlayer channel, and the water flows from the second inner pipe into the water storage tank and then flows from the water storage tank to the first inner pipe.
3. An air-powered water heater as claimed in claim 2, wherein: the water storage tank is characterized in that a refrigerant inlet and a first refrigerant connector are respectively formed in the outer pipe wall at the two ends of the first sleeve, a fourth refrigerant connector and a refrigerant outlet are respectively formed in the outer pipe wall at the two ends of the second sleeve, the first refrigerant connector and the fourth refrigerant connector are close to the water storage tank, two ports of the refrigerant pipe are respectively a second refrigerant connector and a third refrigerant connector, the second refrigerant connector is communicated with the first refrigerant connector, and the third refrigerant connector is communicated with the fourth refrigerant connector.
4. An air-powered water heater as claimed in claim 3 wherein: the first inner tube is spirally arranged in the first outer tube, and the second inner tube is spirally arranged in the second outer tube.
5. An air-powered water heater as claimed in claim 3 wherein: the first sleeve and the second sleeve are coaxial sleeves.
6. An air-powered water heater as claimed in claim 3 wherein: the refrigerant pipe is arranged in the water storage tank in a spiral coil pipe shape.
7. An air-powered water heater as claimed in any one of claims 1 to 6 wherein: the water inlet is located at the bottom of the water storage tank, the water outlet is located at the top of the water storage tank, the first sleeve is wound above the water storage tank, and the second sleeve is wound below the water storage tank.
8. An air-powered water heater as claimed in any one of claims 1 to 6 wherein: the water inlet is located the bottom of storage water tank, and the delivery port is located the top of storage water tank, and first sleeve pipe and second sleeve pipe all coil in the storage water tank outside, and first sleeve pipe is located the sheathed tube top of second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200591.8U CN211575534U (en) | 2020-02-24 | 2020-02-24 | Air energy water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200591.8U CN211575534U (en) | 2020-02-24 | 2020-02-24 | Air energy water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211575534U true CN211575534U (en) | 2020-09-25 |
Family
ID=72524731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020200591.8U Active CN211575534U (en) | 2020-02-24 | 2020-02-24 | Air energy water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211575534U (en) |
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2020
- 2020-02-24 CN CN202020200591.8U patent/CN211575534U/en active Active
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