CN210801645U - Solar water heating device - Google Patents
Solar water heating device Download PDFInfo
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- CN210801645U CN210801645U CN201921924917.5U CN201921924917U CN210801645U CN 210801645 U CN210801645 U CN 210801645U CN 201921924917 U CN201921924917 U CN 201921924917U CN 210801645 U CN210801645 U CN 210801645U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model relates to a solar water heating device, including solar energy collection water tank, constant temperature heat supply water tank, solar collector and the solenoid valve of intaking, solar energy collection water tank and constant temperature heat supply water tank adopt the integrated design, solar energy collection water tank and constant temperature heat supply water tank middle part are provided with adiabatic baffle, adiabatic baffle top is provided with the water pipe, solar energy collection water tank is connected to water pipe one end, constant temperature heat supply water tank is connected to the water pipe other end, solar energy collection water tank passes through the pipe connection with solar collector, solar energy collection water tank one end is connected with the solenoid valve of intaking, the solenoid valve other end of intaking is connected with the cold water inlet channel. The utility model adopts the integrated design of the solar energy heat collection water tank and the constant temperature hot water supply tank, thus reducing the occupied area of the water tank and the initial investment cost; the solar heat collection water tank and the constant temperature water supply tank pass through water through overflow to replace a water pump to supply water, so that the aims of saving energy and reducing consumption are fulfilled.
Description
Technical Field
The utility model relates to a solar energy heat utilization technology field, in particular to a solar energy hot water device.
Background
Under the trend of energy conservation and environmental protection, the solar energy is a very popular and mature technology, and the solar energy is widely applied to various fields such as residential houses, hotels, tourist scenic spots, scientific and technological parks, hospitals, schools, industrial factories, agricultural planting and breeding areas and the like, but the existing all-weather solar water heating system still has the defects of large power consumption and poor energy conservation efficiency.
For example, a conventional solar water heating device shown in fig. 1 comprises a constant temperature water supply and heat collection tank 10, a solar water collection and heat collection tank 20, a solar heat collector 11, a solar circulating pump 12, an air source heat pump 13, a heat pump circulating pump 14, a hot water supply pump 15, a water supply pump 16, a water inlet electromagnetic valve 17, a water return electromagnetic valve 18 and liquid level detection devices 19 and 21, wherein the solar water heating device is provided with 5 temperature collection points for collecting temperatures T1, T2, T3, T4 and T5 in real time, and the arrow directions in the figure indicate the flow direction of water. The cold water supply of the solar water heating device mainly depends on the self pressure of tap water or a booster water pump to enter the solar heat collecting water tank 20, when the set temperature difference between the collection temperature T1 at the outlet of the solar heat collector and the collection temperature T2 at the lower part of the solar heat collecting water tank shown in figure 1 is reached, the solar circulating pump 12 conveys the hot water produced by the solar heat collector 11 to the solar heat collecting water tank 20, and the cold water at the lower part of the water tank is pumped into the solar heat collector 11 to be irradiated by solar energy and is circulated repeatedly, so that the water in the solar heat collecting water tank. When the temperature T3 of the solar heat collection water tank 20 reaches a set value, the water feeding pump 16 starts to operate, and feeds the hot water to the constant temperature water supply tank 10. The air source heat pump 13 is controlled by the temperature T4 of the constant temperature water supply tank 10, and when the temperature T4 is lower than a set temperature value, the heating is started, and when the temperature reaches the set value, the heating is stopped.
The solar water heating device mainly has the following defects: the solar heat collection water tank and the constant-temperature hot water supply tank occupy large areas and have high initial investment cost; secondly, the solar heat collection water tank sends the hot water reaching the set temperature T3 to the constant-temperature hot water supply tank through the water feeding pump, and if the water feeding pump fails, the hot water is not used; and thirdly, the power of the water feeding pump is high, the power consumption is high, and energy is not saved.
Disclosure of Invention
The utility model provides a solar water heating device aims at solving one of the above-mentioned technical problem among the prior art to a certain extent at least.
In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides a solar water heating device, includes solar energy collection water tank, constant temperature hot water supply tank, solar collector and the solenoid valve of intaking, solar energy collection water tank and constant temperature hot water supply tank adopt the integrated design, solar energy collection water tank and constant temperature hot water supply tank middle are provided with thermal insulation baffle, the thermal insulation baffle top is provided with the water pipe, solar energy collection water tank is connected to water pipe one end, the constant temperature water supply tank is connected to the water pipe other end, solar energy collection water tank passes through the pipe connection with solar collector, solar energy collection water tank one end is connected with the solenoid valve of intaking, the solenoid valve other end of intaking is connected with the cold water inlet pipe.
The embodiment of the utility model provides a technical scheme who takes still includes: the solar water heating device further comprises a solar circulating pump, and the solar circulating pump is arranged on the solar heat collecting water tank and the pipeline of the solar heat collector.
The embodiment of the utility model provides a technical scheme who takes still includes: the solar water heating device further comprises an air source heat pump and a heat pump circulating pump, the air source heat pump is connected with the constant-temperature hot water supply tank through a pipeline, and the heat pump circulating pump is arranged on the pipeline connecting the air source heat pump and the constant-temperature hot water supply tank.
The embodiment of the utility model provides a technical scheme who takes still includes: the constant-temperature hot water supply tank is characterized in that a hot water outlet pipeline is arranged at the bottom of the constant-temperature hot water supply tank, a hot water supply pump is arranged on the hot water outlet pipeline, a hot water return pipeline is arranged at the top of the constant-temperature hot water supply tank, and a return electromagnetic valve is arranged on the hot water return pipeline.
The embodiment of the utility model provides a technical scheme who takes still includes: and liquid level detection devices are arranged on the solar heat collection water tank and the constant temperature water supply tank.
Compared with the prior art, the utility model discloses the beneficial effect who produces lies in: the solar water heating device provided by the embodiment of the utility model adopts the integrated design of the solar heat collecting water tank and the constant temperature hot water supply tank, thus reducing the water tank occupied area and the initial investment cost; the solar heat collection water tank and the constant temperature water supply tank overflow water to replace a water pump to supply water, so that the purposes of energy conservation and consumption reduction are achieved; the solar water heating device of the embodiment of the utility model preferentially utilizes solar energy for heating, when the sunshine is sufficient, cold water in the solar heat collecting water tank firstly enters the solar heat collector to absorb solar energy irradiation heat; when the weather is rainy or the sunlight is insufficient, the efficient energy-saving air source heat pump is used for heating, so that the aims of reducing the power consumption and improving the energy-saving effect are fulfilled.
Drawings
FIG. 1 is a schematic structural diagram of a solar water heating apparatus of the prior art;
fig. 2 is a schematic structural diagram of a solar water heating apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a solar water heating apparatus according to an embodiment of the present invention. The utility model discloses solar water heating device includes that solar energy collection water tank 30, constant temperature supply hot water tank 40, solar collector 31, solar circulating pump 32, air source heat pump 33, heat pump circulating pump 34, heat supply water pump 35, inlet solenoid valve 37, return water solenoid valve 38, constant temperature supply hot water tank and solar energy collection water tank are integrative, and the centre is separately through adiabatic baffle 42, reduces water tank area. The solar heat collection water tank 30 is bidirectionally connected with the solar heat collector 31 through pipelines, the solar circulating pump 32 is arranged on one of the pipelines, and the other pipeline is provided with an exhaust valve; the constant-temperature water supply tank 40 is bidirectionally connected with the air source heat pump 33 through a pipeline, and the heat pump circulating pump 34 is arranged on one of the pipelines. One end of the solar heat collection water tank 30 is connected with a water inlet electromagnetic valve 37, and the other end of the water inlet electromagnetic valve 37 is connected with a cold water inlet pipeline for supplying water to the solar heat collection water tank 30.
The bottom of the constant-temperature water supply and heating tank 40 is provided with a hot water outlet pipeline, the hot water outlet pipeline is provided with a hot water supply pump 35, the top of the constant-temperature water supply and heating tank 40 is provided with a hot water return pipeline, and the hot water return pipeline is provided with a return water electromagnetic valve 38. The solar heat collection water tank 30 is provided with a liquid level detection device 41, and the constant temperature heat supply water tank 40 is provided with a liquid level detection device 39.
The solar heat collection water tank 30 and the constant temperature heat supply water tank 40 are integrally designed, and a heat insulation partition plate 42 is additionally arranged between the solar heat collection water tank 30 and the constant temperature heat supply water tank 40, so that one side of the solar heat collection water tank is used as the solar heat collection water tank 30, and the other side of the solar heat collection water tank is used as the constant temperature heat supply water tank 40. The constant-temperature water heating tank 40 is replenished with water through the water pipe 43, and the pipe bottom of the water pipe 43 is 5cm higher than the full water level of the solar heat collection water tank 30, so that the water which is not at the designed temperature in the solar heat collection water tank 30 is prevented from overflowing to the constant-temperature water heating tank 40. The solar water heating device of the utility model preferentially utilizes solar energy for heating, when the sunshine is sufficient, cold water in the solar heat collecting water tank 30 firstly enters the solar heat collector 31 to absorb the solar energy radiation heat; in rainy days or insufficient sunlight, the high-efficiency energy-saving air source heat pump 33 is used for heating, so that the purposes of reducing power consumption and improving the energy-saving effect are achieved.
The utility model discloses solar water heating device's work flow does: when the liquid level detection device 41 of the solar heat collection water tank 30 detects that the water level is in a water shortage state, the water inlet electromagnetic valve 37 is opened, cold water enters the solar heat collection water tank 30 until the solar heat collection water tank 30 is full of water level, and water supplement is stopped. In fine weather, when the temperature difference between the water temperature T21 at the upper part of the solar heat collector 31 and the water temperature T22 at the lower part of the solar heat collecting water tank 30 is higher than a certain set value, for example, T21-T22 is more than or equal to 7 ℃, the solar circulating pump 32 starts to operate, low-temperature water at the bottom of the solar heat collecting water tank 30 is conveyed to the solar heat collector 31 to be heated by solar irradiation, and in the operation process, when the temperature difference between the water temperature T21 at the upper part of the solar heat collector 23 and the water temperature T22 at the lower part of the solar heat collecting water tank is lower than a certain set value, for example, T21. Thus, the circulation heating is repeated, the water temperature T23 of the solar heat collection water tank 30 reaches the set value, the water inlet electromagnetic valve 37 is opened, the hot water overflows to the constant temperature water supply tank 40, and the water inlet electromagnetic valve 37 is closed until the constant temperature water supply tank 40 is full of water level. In rainy days or insufficient solar energy, the water inlet electromagnetic valve 37 is opened at a fixed water level at fixed time for water supplement, the water level of the constant-temperature hot water supply tank 40 at 12:00 noon reaches 50%, the water level of the constant-temperature hot water supply tank 40 at 14:00 pm reaches 70%, the water level of the constant-temperature hot water supply tank 40 at 16:00 pm reaches 100%, and the water inlet electromagnetic valve 37 is closed when the water level is full. Meanwhile, when the water temperature T24 of the constant temperature water supply tank 40 is lower than a certain set value, the heat pump circulating pump 34 is started, and the air source heat pump 33 is started to heat at the same time, until the water temperature T24 of the water supply tank reaches the set value, the air source heat pump 33 stops heating, and the water temperature of the constant temperature water supply tank 40 is ensured to be constant. In addition, T25 is used for gathering the temperature of return water mouth to guarantee to open promptly with the hot water terminal and heat.
The solar water heating device provided by the embodiment of the utility model adopts the integrated design of the solar heat collecting water tank and the constant temperature hot water supply tank, thus reducing the water tank occupied area and the initial investment cost; the solar heat collection water tank and the constant temperature water supply tank overflow water to replace a water pump to supply water, so that the purposes of energy conservation and consumption reduction are achieved; the solar water heating device of the embodiment of the utility model preferentially utilizes solar energy for heating, when the sunshine is sufficient, cold water in the solar heat collecting water tank firstly enters the solar heat collector to absorb solar energy irradiation heat; when the weather is rainy or the sunlight is insufficient, the efficient energy-saving air source heat pump is used for heating, so that the aims of reducing the power consumption and improving the energy-saving effect are fulfilled.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a solar water heating device, includes solar energy collection water tank, constant temperature hot water supply tank, solar collector and the solenoid valve of intaking, its characterized in that, solar energy collection water tank and constant temperature hot water supply tank adopt the integrated design, be provided with thermal insulation barrier in the middle of solar energy collection water tank and the constant temperature hot water supply tank, the thermal insulation barrier top is provided with the water pipe, water pipe one end is connected solar energy collection water tank, the constant temperature hot water supply tank is connected to the water pipe other end, solar energy collection water tank passes through pipe connection with solar collector, solar energy collection water tank one end is connected with the solenoid valve of intaking, the solenoid valve other end of intaking is connected with cold water inlet pipe.
2. The solar hot water apparatus of claim 1, further comprising a solar circulation pump disposed on the solar hot water tank and the solar heat collector pipeline.
3. The solar water heating device according to claim 1 or 2, further comprising an air source heat pump and a heat pump circulating pump, wherein the air source heat pump is connected with the constant temperature hot water supply tank through a pipeline, and the heat pump circulating pump is arranged on the pipeline connecting the air source heat pump and the constant temperature hot water supply tank.
4. The solar water heating device according to claim 1 or 2, wherein a hot water outlet pipe is arranged at the bottom of the constant temperature water supply tank, a hot water supply pump is arranged on the hot water outlet pipe, a hot water return pipe is arranged at the top of the constant temperature water supply tank, and a return electromagnetic valve is arranged on the hot water return pipe.
5. The solar water heating device according to claim 1, wherein liquid level detection devices are arranged on the solar heat collection water tank and the constant temperature water supply tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921924917.5U CN210801645U (en) | 2019-11-10 | 2019-11-10 | Solar water heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921924917.5U CN210801645U (en) | 2019-11-10 | 2019-11-10 | Solar water heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210801645U true CN210801645U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921924917.5U Active CN210801645U (en) | 2019-11-10 | 2019-11-10 | Solar water heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210801645U (en) |
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2019
- 2019-11-10 CN CN201921924917.5U patent/CN210801645U/en active Active
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