CN209840246U - Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator - Google Patents
Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator Download PDFInfo
- Publication number
- CN209840246U CN209840246U CN201920136742.5U CN201920136742U CN209840246U CN 209840246 U CN209840246 U CN 209840246U CN 201920136742 U CN201920136742 U CN 201920136742U CN 209840246 U CN209840246 U CN 209840246U
- Authority
- CN
- China
- Prior art keywords
- water
- pipe
- heat accumulator
- heating
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model provides an outdoor solar energy combines electric heat accumulator heating automatic drainage freeze-proof system, including locating outdoor storage water tank, heat collector support and solar energy collection pipe, the storage water tank passes through downcomer, compensating tank, heating terminal and upper hose and forms the circulation pipeline, the downcomer comprises inner conduit and outer tube, the lower part of compensating tank is filled with water liquid, and upper portion is filled with air, and the part that is filled with air is linked together with the downcomer, and the part that is filled with water liquid communicates to heating terminal; the solar energy heat pump system also comprises a point heat accumulator, and can provide auxiliary heat when the solar energy is insufficient at night, so that the indoor heating requirement is met; by means of the balance tank, water liquid dripping by gravity in the sewer pipe can be collected, the sewer pipe is automatically emptied, and the upper pipe is also automatically emptied by means of a communicating pipe principle, so that the anti-freezing purpose is achieved.
Description
Technical Field
The utility model relates to an outdoor solar heating water system.
Background
The existing outdoor solar heating water system is often limited by sunshine hours and cannot provide enough heat at night.
In addition, the existing outdoor solar heating water system needs to consider the anti-freezing problem of the system in northern cold areas, and if water liquid in an outdoor pipeline is not emptied in time, the pipeline is easy to freeze, so that the pipeline is blocked and even frozen and cracked.
One of the existing anti-freezing modes is to attach a heat tracing band on a pipeline and continuously heat the pipeline to ensure that water liquid in the pipeline is not frozen, but the anti-freezing mode consumes much power; the other is forced emptying, but the anti-freezing mode needs to add an emptying pump, and more importantly, the emptying operation is carried out after water is used, so that the operation is very complicated.
In the prior art, automatic emptying and anti-freezing facilities are provided, but the prior art is only limited to the condition that a water feeding pipe and a water discharging pipe share one water pipe, and cannot realize automatic emptying aiming at the condition that the water feeding pipe and the water discharging pipe form a complete circulating pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an outdoor solar energy combines automatic drainage antifreeze system of electric heat accumulator heating, electric heat accumulator can utilize millet electric heat accumulation or generate heat night, guarantees also can provide sufficient heat at night and in order to supply to use, still relies on the communicating pipe principle, makes the water supply pipe and the downcomer homoenergetic of water tank empty voluntarily, does not need manual operation, and it is also province's worry to save money.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an automatic drainage system that prevents frostbite of outdoor solar energy combines electric heat accumulator heating which characterized in that includes:
a water storage tank arranged outdoors;
the solar heat collecting pipe is connected with the water storage tank and is used for heating water liquid in the water storage tank;
one end of the overflow pipe is inserted into the water storage tank, and the other end of the overflow pipe is exposed and used for controlling the liquid level;
the water feeding pipe is inserted into one end of the water storage tank, is higher than the overflow pipe, and is used for adding water liquid into the water storage tank;
the water storage tank is provided with a water inlet pipe, a water outlet pipe and a water outlet pipe, wherein one end of the water inlet pipe inserted into the water storage tank is higher than the overflow pipe, and is connected with one end of a silica gel hose, a heavy hammer with the density higher than that of water is hung at the other end of the silica gel hose and is close to the bottom surface of the water storage tank, and the other end of the silica gel hose is provided with a;
the balance tank is a closed tank body and is arranged indoors, the lower part in the balance tank is filled with water liquid, the upper part of the balance tank is filled with air, the part filled with air is communicated with the other end of the sewer pipe, and the part filled with water liquid is communicated with the hot water circulation supply pipe;
the heating terminal is arranged at a position lower than the balance tank, is connected with the hot water circulation supply pipe and is used for radiating heat indoors;
the water return pipe is provided with a heating pump, one end of the water return pipe is connected with the heating terminal, and the other end of the water return pipe is communicated to the water feeding pipe to form a solar heating circulating pipeline;
and the electric heat accumulator is connected with the solar heating circulating pipeline in parallel or in series.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the distance between the diversion hole and the bottom surface of the water storage tank is not more than 50 mm.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the balance tank is provided with a liquid injection port which is in an airtight closed state under a normal state.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: filter particles that do not fall downstream are placed in the equalization tank.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the filter particles are activated carbon particles or mineral stones.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the electric heat accumulator is connected in parallel between the hot water circulation supply pipe and the upper water pipe.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the electric heat accumulator is connected in series with the water feeding pipe or the water return pipe or the hot water circulating supply pipe.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the sewer pipe is also connected with a water using point by a branch pipeline, the lower part of the balance tank is provided with an electric drain valve, the branch pipeline is provided with a water using electric control valve, and the electric drain valve and the water using electric control valve are in signal connection with a controller.
Outdoor solar energy combine the automatic drainage system of preventing frostbite of electric heat accumulator heating, wherein: the electric heat accumulator is provided with a heat accumulation space containing a heat accumulator, the heat accumulator is provided with an electric heating wire which can be electrified to generate heat, the inlet end of the heat accumulation space is connected with the air outlet of the high-temperature centrifugal fan, the outlet end of the heat accumulation space is provided with a heat exchanger, and the downstream of the heat exchanger is connected with the air inlet of the high-temperature centrifugal fan through an air duct to form an air path circulation; the heat exchanger is in heat exchange connection with the solar heating circulating pipeline.
Compared with the prior art, adopt above-mentioned technical scheme the utility model has the advantages of: the electric heat accumulator can accumulate heat or generate heat by utilizing valley electricity at night, and can provide enough heat for use at night; when the water in the circulating pipeline is not driven by the heating pump to circulate, the water in the inner conduit can gradually drop into the balance tank, so that the inner conduit is gradually emptied, and the water feeding pipe can be communicated with the inner conduit through the communicating pipe and can also be emptied according to the communicating pipe principle. Therefore the utility model discloses can realize the automatic evacuation of the last sewer pipe way of outdoor storage water tank, prevent to freeze the emergence of blockking up or the frost crack condition.
Drawings
Fig. 1 is a structural schematic diagram of an outdoor solar parallel connection and electric heat accumulator heating automatic drainage anti-freezing system provided by the utility model.
Fig. 2 is a schematic view of the structure of a downcomer.
Fig. 3 is the structural schematic diagram of the heating automatic drainage anti-freezing system combining the outdoor solar energy series connection with the electric heat accumulator.
Description of reference numerals: a water storage tank 1; a solar heat collecting pipe 2; an overflow pipe 3; a water feeding pipe 4; a downcomer 5; a silicone hose 51; a weight 52; flow guide holes 53; a balance tank 6; a liquid injection port 61; an electrically powered drain valve 62; filter particles 63; a hot water circulation supply pipe 7; a heating terminal 9; a water return pipe 10; a heating pump 11; a tap water pipe 14; a branch line 15; water application points 16; electrically controlling the valve 17 with water; a heat storage space 30; a heat storage body 31; a heating wire 32; a high temperature centrifugal fan 33; a heat exchanger 34; an air duct 35.
Detailed Description
Some specific embodiments of the invention will be described in detail below, by way of example and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale.
As shown in fig. 1 and fig. 2, the utility model provides an outdoor solar energy combines electric heat accumulator heating automatic drainage system of preventing frostbite, include:
the water storage tank 1 is arranged outdoors (such as on a roof), and an insulating layer is arranged on the outer side of an inner container of the water storage tank 1;
the solar heat collecting pipe 2 is fixed outdoors through a heat collector support, is directly communicated with the water storage tank 1 or is in heat exchange connection with the water storage tank 1, can absorb solar energy, and then heats water liquid in the water storage tank 1;
one end of the overflow pipe 3 is inserted into the water storage tank 1, and the other end is exposed and used for controlling the liquid level;
the upper water pipe 4 is inserted into the water storage tank 1, and one end of the upper water pipe is higher than the overflow pipe 3, and is used for adding water liquid into the water storage tank 1;
the sewer pipe 5 is inserted into the water storage tank 1, one end of the sewer pipe is higher than the overflow pipe 3, one end of a silica gel hose 51 is connected with the sewer pipe, a heavy hammer 52 with the density larger than that of water is hung at the other end of the silica gel hose 51 and is close to the bottom surface of the water storage tank 1, a flow guide hole 53 is formed in the other end of the silica gel hose 51, and the distance between the flow guide hole 53 and the bottom surface of the water storage tank 1 is not more than 50 mm;
the balance tank 6 is a closed tank body and is arranged indoors, the lower part in the balance tank 6 is filled with water liquid, the upper part of the balance tank is filled with air, the part filled with air is communicated with the inner conduit 52 of the sewer pipe 5, and the part filled with water liquid is communicated with the hot water circulation supply pipe 7; the upper part of the balance tank 6 is provided with a liquid injection port 61, the liquid injection port 61 is in an airtight closed state under a normal state, and when the water liquid in the balance tank 6 is too little, the water liquid can be added through the liquid injection port 61; in addition, filter particles 63 (such as activated carbon particles, mineral stones and the like) which do not fall down to the downstream can be placed in the balancing tank 6 to clean the water source;
the heating terminal 9 can be a radiator, a floor heating coil or a fan coil, is arranged at the indoor position lower than the balance tank 6, is connected with the hot water circulation supply pipe 7 and is used for radiating heat indoors;
one end of the water return pipe 10 is connected with the heating terminal 9, the other end of the water return pipe is communicated with the water feeding pipe 4, a heating pump 11 is arranged on the water return pipe 10, and water used in the heating terminal 9 can be sent back to the water storage tank 1 to complete heat exchange circulation;
the electric heat accumulator is provided with a heat accumulation space 30 containing (internally) a heat accumulator 31, the heat accumulator 31 is provided with an electric heating wire 32 which can be electrified to generate heat, the inlet end of the heat accumulation space 30 is connected with the air outlet of a high-temperature centrifugal fan 33, the outlet end of the heat accumulation space 30 is provided with a heat exchanger 34, and the downstream of the heat exchanger 34 is connected with the air inlet of the high-temperature centrifugal fan 33 through an air duct 35 to form air path circulation; a branch is added on each of the upper water pipe 4 and the hot water circulation supply pipe 7, and the two branches are in heat exchange connection with the heat exchanger 34, so that the electric heat accumulator is in parallel connection with the solar energy circulation water path.
The utility model discloses in the time of the use:
when the water temperature in the water storage tank 1 is high enough, the heating pump 11 can be started, and the heat collected by the solar heat collecting pipe 2 is used for heating the indoor; at this time, because the water flow is fast, the bending structure formed by the inner conduit 52 and the outer sleeve 51 can continuously suck out the water in the water storage tank 1 by means of the siphon principle;
the electric heat accumulator can use valley electricity at night to accumulate heat, when the water temperature in the water storage tank 1 is not high enough, a heat supply flow path of the electric heat accumulator can be opened, and heat energy provided by the electric heat accumulator is used for supplying heat to an outdoor heating terminal 9; at this time, the flow path between the water storage tank 1 and the heating terminal 9 can be closed to heat by the electric heat accumulator alone, or can be opened to heat by both solar energy and the electric heat accumulator;
when the heating is not needed, or the water temperature of the water storage tank 1 is too low to meet the heating requirement, or the indoor temperature is high enough, the heating pump 11 is turned off, and at this time, the water in the sewer pipe 5 flows into the balance tank 6 under the action of gravity (the balance tank 6 has a large enough capacity to accommodate the water in the sewer pipe 5 and the water in the water supply pipe 4), so that the air in the balance tank 6 is compressed, and the air pressure is continuously increased until the air pressure can prevent the water in the sewer pipe 5 from continuously flowing down; however, because the surface tension of the water is not enough to make the water adhere to the inner wall of the sewer pipe 5, the water in the sewer pipe 5 can slowly drop into the balance tank 6, and the flow velocity of the water flow caused by the dropping is extremely small, and because the bending structure formed by the silica gel hose 51 and the sewer pipe 5 exceeds the liquid level height, the upper end of the sewer pipe 5 cannot be subjected to water pressure, so that new water liquid cannot be sucked into the sewer pipe 5 from the water storage tank 1, and the sewer pipe 5 is gradually emptied; meanwhile, as the upper water pipe 4 is communicated with the bottom of the balance tank 6 through the water return pipe 10 and the heating terminal 9, the liquid level of the water in the upper water pipe 4 is gradually reduced to be flush with the liquid level of the balance tank 6 according to the principle of a communicating pipe, and automatic emptying is completed.
It can be seen that, the utility model provides an outdoor solar energy combines automatic drainage anti-freezing system of electric heat accumulator heating can rely on communicating pipe 12 principle, makes the water pipe 4 and the downcomer 5 homoenergetic of water tank empty voluntarily, does not need manual operation, and it is also laborsaving to save money.
As shown in fig. 3, the utility model provides an outdoor solar energy series connection combines electric heat accumulator heating automatic drainage anti-freezing system, compares with fig. 1, and the main change has been carried out the series connection with electric heat accumulator and solar heating system. The series position of the electric heat accumulator is not limited, and for example, the electric heat accumulator can be connected in series to the water feeding pipe 4, the water returning pipe 10 or the hot water circulation supply pipe 7.
Of course, the utility model can be used for heating in heating seasons, and can also be used for bathing in non-heating seasons.
As shown in fig. 1 and 3, a branch pipe 15 is connected to the downcomer 5 to connect a water point 16 (such as a faucet or a shower head, which should be connected to a tap water pipe 14, and the description is omitted herein because of common knowledge) for supplying domestic water;
because the downcomer 5 of the present invention will be automatically emptied under the non-use state, so that the water point 16 has no starting water flow, and the hot water in the water storage tank 1 cannot be sucked down according to the siphon principle, except for the scheme of installing a water pump, the present invention is that the lower part of the balancing tank 6 is provided with an electric drain valve 62, the branch pipeline 15 is provided with a water electric control valve 17, the electric drain valve 62 and the water electric control valve 17 are both connected with a controller (not shown) by signals, when the domestic hot water is needed to be used, the controller opens the electric drain valve 62, the air pressure in the balancing tank 6 is reduced to negative pressure, the hot water in the water storage tank 1 flows into the downcomer 5 under the action of atmospheric pressure, after a period of time (such as two seconds, which can be determined by actual measurement), the siphon effect can be formed, the electric drain valve 62 can be closed, the water electric control valve 17 is opened at this time, hot water is continuously fed from the branch line 15 to the consumption point 16. When the hot water is used up, the water using electric control valve 17 is closed, the hot water in the downcomer 5 can be automatically emptied to the balancing tank 6, and the balancing tank 6 is enabled to recover the positive pressure state.
Use the utility model discloses, because downcomer 5 is often in the evacuation state, it is hot water that the directness that consequently flows out water point 16 has fine use impression, and water waste is less moreover.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides an automatic drainage system that prevents frostbite of outdoor solar energy combines electric heat accumulator heating which characterized in that includes:
a water storage tank arranged outdoors;
the solar heat collecting pipe is connected with the water storage tank and is used for heating water liquid in the water storage tank;
one end of the overflow pipe is inserted into the water storage tank, and the other end of the overflow pipe is exposed and used for controlling the liquid level;
the water feeding pipe is inserted into one end of the water storage tank, is higher than the overflow pipe, and is used for adding water liquid into the water storage tank;
the water storage tank is provided with a water inlet pipe, a water outlet pipe and a water outlet pipe, wherein one end of the water inlet pipe inserted into the water storage tank is higher than the overflow pipe, and is connected with one end of a silica gel hose, a heavy hammer with the density higher than that of water is hung at the other end of the silica gel hose and is close to the bottom surface of the water storage tank, and the other end of the silica gel hose is provided with a;
the balance tank is a closed tank body and is arranged indoors, the lower part in the balance tank is filled with water liquid, the upper part of the balance tank is filled with air, the part filled with air is communicated with the other end of the sewer pipe, and the part filled with water liquid is communicated with the hot water circulation supply pipe;
the heating terminal is arranged at a position lower than the balance tank, is connected with the hot water circulation supply pipe and is used for radiating heat indoors;
the water return pipe is provided with a heating pump, one end of the water return pipe is connected with the heating terminal, and the other end of the water return pipe is communicated to the water feeding pipe to form a solar heating circulating pipeline;
and the electric heat accumulator is connected with the solar heating circulating pipeline in parallel or in series.
2. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the distance between the diversion hole and the bottom surface of the water storage tank is not more than 50 mm.
3. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the balance tank is provided with a liquid injection port which is in an airtight closed state under a normal state.
4. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: filter particles that do not fall downstream are placed in the equalization tank.
5. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 4, characterized in that: the filter particles are activated carbon particles or mineral stones.
6. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the electric heat accumulator is connected in parallel between the hot water circulation supply pipe and the upper water pipe.
7. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the electric heat accumulator is connected in series with the water feeding pipe or the water return pipe or the hot water circulating supply pipe.
8. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the sewer pipe is also connected with a water using point by a branch pipeline, the lower part of the balance tank is provided with an electric drain valve, the branch pipeline is provided with a water using electric control valve, and the electric drain valve and the water using electric control valve are in signal connection with a controller.
9. The outdoor solar and electric heat accumulator combined heating automatic drainage anti-freezing system according to claim 1, characterized in that: the electric heat accumulator is provided with a heat accumulation space containing a heat accumulator, the heat accumulator is provided with an electric heating wire which can be electrified to generate heat, the inlet end of the heat accumulation space is connected with the air outlet of the high-temperature centrifugal fan, the outlet end of the heat accumulation space is provided with a heat exchanger, and the downstream of the heat exchanger is connected with the air inlet of the high-temperature centrifugal fan through an air duct to form an air path circulation; the heat exchanger is in heat exchange connection with the solar heating circulating pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136742.5U CN209840246U (en) | 2019-01-25 | 2019-01-25 | Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136742.5U CN209840246U (en) | 2019-01-25 | 2019-01-25 | Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209840246U true CN209840246U (en) | 2019-12-24 |
Family
ID=68902699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136742.5U Active CN209840246U (en) | 2019-01-25 | 2019-01-25 | Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209840246U (en) |
-
2019
- 2019-01-25 CN CN201920136742.5U patent/CN209840246U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203687391U (en) | Full-automatic panel solar energy centralized hot-water supply system for high altitude areas | |
| CN102012130A (en) | Solar energy, heat pump and capillary network compound hot water heating/refrigerating device | |
| CN209840247U (en) | Outdoor solar energy and heat pump combined heating automatic drainage anti-freezing system | |
| CN201731647U (en) | Split-type solar water heater | |
| CN209840246U (en) | Automatic drainage anti-freezing system for heating of outdoor solar energy and electric heat accumulator | |
| CN201973771U (en) | Heating and hot water supplying device adopting solar-ground source heat pump | |
| CN207230963U (en) | A kind of solar energy heating electromagnetic boiler | |
| CN101017017A (en) | Regional building air-conditioning system capable of transferring cool capacity of ocean by underground water-bearing layers in coastal area | |
| CN210086359U (en) | Automatic drainage anti-freezing system for outdoor solar heating | |
| CN209840248U (en) | Intelligent control outdoor solar heating water system | |
| CN2937880Y (en) | Solar heating system | |
| CN211476327U (en) | Outdoor anti-freezing solar water heater | |
| CN208222871U (en) | Balcony wall-mounted solar energy and electric heating auxiliary water heater | |
| CN209801606U (en) | Solar heating system for rural single family | |
| CN2789683Y (en) | Antifreezing inlet and outlet water pipe apparatus for solar water heater | |
| CN208370635U (en) | Pig house energy conservation automatic water-drinking system | |
| CN203405006U (en) | Solar water heater drainage anti-freezing device | |
| CN202361653U (en) | Anti-freezing intelligentized instant heating type solar water heater | |
| CN101936604A (en) | Double-water-tank solar water heating system | |
| CN202928116U (en) | Non-pressure-bearing balcony wall-mounted solar water heater | |
| CN202813815U (en) | Solar water heater with cold water tank and hot water tank | |
| CN201903188U (en) | Double-water tank solar water heater | |
| CN207936526U (en) | From antifreezing type solar water heater | |
| CN205897574U (en) | Solar water heater | |
| CN202010041U (en) | Water drinking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |