CN201983482U - Separated pressure-bearing type solar water heating system - Google Patents
Separated pressure-bearing type solar water heating system Download PDFInfo
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- CN201983482U CN201983482U CN2011201078429U CN201120107842U CN201983482U CN 201983482 U CN201983482 U CN 201983482U CN 2011201078429 U CN2011201078429 U CN 2011201078429U CN 201120107842 U CN201120107842 U CN 201120107842U CN 201983482 U CN201983482 U CN 201983482U
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- water tank
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- heating agent
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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
- Y02E10/44—Heat exchange systems
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Abstract
An embodiment of the utility model relates to a separated pressure-bearing type solar water heating system which comprises a solar thermal collector, a first water tank connected with the solar thermal collector through a first heating medium circulating pipeline, a first circulating pump arranged on the first heating medium circulating pipeline, a second water tank connected with a second heating medium circulating pipeline, and a second circulating pump arranged on the second heating medium circulating pipeline, wherein the first water tank is connected with the second heating medium circulating pipeline. Circulating heat exchange between the solar thermal collector and the first water tank is realized through the first circulating pump in the water heating system, and second circulating heat exchange between the first water tank and the second water tank is realized through the second circulating pump in the water heating system, thereby improving heat exchanging efficiency, ensuring users to get hot water with proper temperature in real time and lowering waste of water resources. The separated pressure-bearing type solar water heating system utilizes self circulation of temperature difference and pressure of tap water to realize automatic and stable hot water supply with no involvement of operators, and is low in operation cost.
Description
Technical field
The utility model relates to solar water heating system, relates in particular to a kind of split pressure-bearing type solar heat water system.
Background technology
Solar energy belongs to renewable resource, and the utilization of solar energy can not cause any pollution to environment, solar water heating system is extensively installed to be applied to create great economic benefit and social benefit on the building in dwelling house, school, enterprise, army, hotel etc.
Existing solar water heating system is the water that utilizes in the direct heating water tank of vacuum heat collection pipe, realizes the heating of water in the water tank by forced circulation or Natural Circulation.The inventor finds that there is following technical problem at least in prior art in implementing the utility model process: 1. because the hot water centralized stores, the delivery distance is far away, and the terminal use needs to put a period of time cold water before with hot water, causes the very big waste of water resource.2. the pressure of the interior hot water of water tank depends on the difference in height between water tank and the user, and it is unstable to supply water, and is difficult to be adjusted to the comfortable coolant-temperature gage of using, and perhaps regulates the back and changes with coolant-temperature gage.
The utility model content
The utility model embodiment technical problem to be solved is, a kind of conserve water resource is provided, operating cost is low and uses reliable and stable split pressure-bearing type solar heat water system.
For solving the problems of the technologies described above, a kind of split pressure-bearing type solar heat water system is provided, comprising: the solar thermal collector of collecting solar energy; With first water tank that described solar thermal collector is connected by the first heating agent circulation line, this first water tank also is connected with the second heating agent circulation line; Be arranged at first circulating pump on the first heating agent circulation line, this device is used for the heat of solar thermal collector is flowed to described first water tank by the first heating agent circulation line; Be connected in second water tank of the described second heating agent circulation line; Be arranged at second circulating pump on the described second heating agent circulation line, this device is used for the heat of described first water tank is flowed to described second water tank by the described second heating agent circulation line.
Further, described split pressure-bearing type solar heat water system also comprises: the bathing apparatus that is connected in described second water tank by circulation line; Be arranged on the described circulation line and the water in the described circulation line carried back the back water pump of described second water tank.
Further, described split pressure-bearing type solar heat water system also comprises: be connected in the described first heating agent circulation line, first water tank and first circulating pump, be used for starting described first circulating pump to carry out first temperature difference control module of heat exchange when the difference of the temperature of described solar thermal collector and the temperature in described first water tank reaches preset value; Be connected in described first water tank, the second heating agent circulation line and second circulating pump, be used for when the difference of the temperature of described first water tank and the temperature in the described second heating agent circulation line reaches preset value, starting described second circulating pump to carry out second temperature difference control module of heat exchange.
Further, be provided with the heat exchange coil that is communicated with the described second heating agent circulation line in described second water tank, described split pressure-bearing type solar heat water system also comprises: be connected in described second heating agent circulation line and described second water tank, and the 3rd temperature difference control module of the temperature difference of described second heating agent circulation line of sensing and described second water tank; Be connected in described the 3rd temperature difference control module, be installed between described second heating agent circulation line and the described heat exchange coil, disconnect being communicated with of the described second heating agent circulation line and described heat exchange coil when being used for temperature at described second water tank more than or equal to the temperature in the described second heating agent circulation line, the temperature in described second water tank is opened the temperature triple valve that is communicated with of the described second heating agent circulation line and described heat exchange coil during less than the temperature in the described second heating agent circulation line.
Further, described heat exchange coil is a copper tube.
Further, described split pressure-bearing type solar heat water system also comprises water softening device, and described water softening device is installed on the running water pipe that is used for to the described first water tank water filling.
Further, the top of described first water tank is provided with automatic exhaust steam valve.
Further, the top of described second water tank is provided with safety valve, and the bottom is provided with blowoff valve.
Further, described split pressure-bearing type solar heat water system also comprises timing means, be provided with in described first water tank or second water tank and be used in the time that described timing means is set, and in described first water tank or the temperature in second water tank start the electric heater unit of heating when being lower than preset value.
Technique scheme has following beneficial effect at least: adopt first circulating pump to realize the cycle heat exchange of described solar thermal collector and described first water tank, adopt second circulating pump to realize the secondary cycle heat exchange of described first water tank and described second water tank again, improved heat exchange efficiency, guaranteed that the user obtains the suitable hot water of temperature in real time, reduced water resource waste; Utilize temperature difference self-loopa and use tap water pressure, make system not need operating personnel to participate in just hot-water supply automatically and steadily, operating cost is low.
Description of drawings
Fig. 1 is the structural representation of the split pressure-bearing type solar heat water system of the utility model embodiment.
Fig. 2 is the structural representation of the user terminal correspondence of split pressure-bearing type solar heat water system shown in Figure 1.
The specific embodiment
Please refer to Fig. 1～Fig. 2, the split pressure-bearing type solar heat water system of the utility model embodiment comprises: solar thermal collector 10, first water tank 20, first circulating pump 30, second water tank 40 and second circulating pump 50.
Solar thermal collector 10 is used to collect solar energy, and in the present embodiment, solar thermal collector 10 adopts glass vacuum pipe heat collector.
First circulating pump 30 is arranged on the first heating agent circulation line 11, and this device is used for the heat of solar thermal collector 10 is flowed to first water tank 20 by the first heating agent circulation line 11.
Second circulating pump 50 is arranged on the second heating agent circulation line 21, and this device is used for the heat of first water tank 20 is flowed to second water tank 40 by the second heating agent circulation line 21.
Described split pressure-bearing type solar heat water system also comprises: bathing apparatus 60, back water pump 70, first temperature difference control module, second temperature difference control module, the 3rd temperature difference control module and temperature triple valve 80.
First temperature difference control module, be connected in the first heating agent circulation line 11, first water tank 20 and first circulating pump 30, be used for when the difference of the temperature of solar thermal collector 10 and the temperature in first water tank 20 reaches the value of establishing, starting first circulating pump 30 to carry out heat exchange.First temperature difference control module is made up of temperature sensor 13, temperature sensor 15 and differential temperature controller 17, differential temperature controller 17 carries out difference relatively according to the temperature value T1 of temperature sensor 13 outputs and the temperature value T2 of temperature sensor 15 outputs, decide to start or close first circulating pump 30, thus the unlatching of heat exchange or stop between the control solar thermal collector 10 and first water tank 20.
Second temperature difference control module, be connected in first water tank, the 20 second heating agent circulation lines 21 and second circulating pump 50, be used for when the difference of the temperature of first water tank 20 and the temperature in the second heating agent circulation line 21 reaches preset value, starting second circulating pump 50 to carry out heat exchange.Same as above, second temperature difference control module also comprises corresponding temperature sensor and differential temperature controller (not shown), to control in first water tank 20 and the second heating agent circulation line 21 between the heating agent unlatching of heat exchange according to the temperature difference or to stop.
The 3rd temperature difference control module is connected in the second heating agent circulation line 21 and second water tank 40, and the temperature difference of the sensing second heating agent circulation line 21 and second water tank 40.Same as above, the 3rd temperature difference control module also comprises corresponding temperature sensor and differential temperature controller (not shown), to control in the second heating agent circulation line 21 between the heating agent and second water tank 40 unlatching of heat exchange according to the temperature difference or to stop.
Temperature triple valve 80, be connected in described the 3rd temperature difference control module, be installed between the second heating agent circulation line 21 and the heat exchange coil 41, disconnect being communicated with of the second heating agent circulation line 21 and heat exchange coil 41 when being used for temperature at second water tank 40 more than or equal to the temperature in the second heating agent circulation line 21, the temperature in second water tank 40 is opened being communicated with of the second heating agent circulation line 21 and heat exchange coil 41 during less than the temperature in the second heating agent circulation line 21.As shown in Figure 2, when second water tank 40 is when water temperature is more than or equal to the water temperature of the water return pipeline of the second heating agent circulation line, 21 correspondences in the household pressure-bearing water tank, the 3rd temperature difference control module produces a signal of telecommunication and opens with A, the C point of control temperature triple valve 80, stop to carry out heat exchange, reduce heat loss and unnecessary energy consumption; When water temperature in the household pressure-bearing water tank during less than the water temperature of described water return pipeline, the 3rd temperature difference control module produces A, the B point unlatching of a signal of telecommunication with control temperature triple valve 80, to carry out heat exchange.In the present embodiment, temperature triple valve 80 is a three-way magnetic valve.
Described split pressure-bearing type solar heat water system also comprises water softening device 90, and water softening device 90 is installed on the running water pipe that is used for to 20 water fillings of first water tank, is used for the water as heating agent is purified and softening the processing.
Described split pressure-bearing type solar heat water system also comprises the timing means (not shown), be provided with electric heater unit in first water tank 20 or second water tank 40, be used in the time that described timing means is set, and the temperature in first water tank 20 or second water tank 40 starts heating when being lower than preset value.
The utility model embodiment uses the water by solar thermal collector 10 heating as heat-conducting medium (being heating agent), its operation principle is:
When one, fine:
1, solar energy circulating system: running water enters first water tank 20 as heating agent through water softening device 90 softening, purified treatment, uses for the circulation heating; Solar thermal collector 10 has absorbed heat, its internal temperature raises gradually, system detects the temperature T 1 of solar thermal collector 10 and the temperature T 2 of first water tank 20, after the temperature gap between them reaches first circulating pump 30 that preset value promptly sets and starts the temperature difference, system controls first circulating pump 30 and starts, the high-temperature water of solar thermal collector 10 is sent into first water tank 20, the water at low temperature of first water tank 20 is sent into solar thermal collector 10 and is accepted solar energy heating, after their temperature difference was lower than described preset value, first circulating pump 30 stopped.More than be a solar energy cyclic process, system carries out repeatedly the solar energy circulation by absorbing solar energy, thereby improves the temperature of first water tank 20.
2, the heating agent circulatory system: system detects the temperature T 2 of first water tank 20, with the temperature T 3 in the water return pipeline of the second heating agent circulation line, 21 correspondences, after the temperature gap between them reaches second circulating pump 50 that preset value promptly sets and starts the temperature difference, system controls second circulating pump 50 and starts, the high-temperature water of first water tank 20 is sent into the second heating agent circulation line 21, further flow to the heat exchange coil 41 of second water tank 40, behind the heat that heat exchange coil 41 absorbs in the heating agent, the water in the water tank is heated; Simultaneously, the water at low temperature of the water return pipeline of the second heating agent circulation line, 21 correspondences is sent back to first water tank 20, and after their temperature difference was lower than described preset value, second circulating pump 50 stopped.It more than is a heating agent cyclic process.So constantly circulation, second water tank 40 carries out repeatedly heat exchange by heat exchange coil 41, finally makes the water temperature in second water tank 40 reach 40 ℃～60 ℃, thereby store one day hot water water consumption of this user in second water tank 40.
When two, overcast and rainy: solar energy can't heat or the water in second water tank 40 can only be heated up 2～3 ℃, thereby native system adopts electric heater unit as auxiliary heating.In the present embodiment, electric heater unit is arranged in second water tank 40, and corresponding electrical heating power size was heated to be the water in second water tank 40 suitable with about 3 hours.Regularly constant temperature control is adopted in electrically heated control, and in the timing means setting-up time, when second water tank, 40 water temperature T 4 during less than 40 ℃, electric heater unit begins to start, and heats the water of second water tank 40.When the user used, the running water that is connected in second water tank 40 ejected hot water in the water tank by the pressure of self, thereby it is reliable and stable to supply water.
The above is the specific embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.
Claims (9)
1. a split pressure-bearing type solar heat water system is characterized in that, comprising:
Collect the solar thermal collector of solar energy;
With first water tank that described solar thermal collector is connected by the first heating agent circulation line, this first water tank also is connected with the second heating agent circulation line;
Be arranged at first circulating pump on the first heating agent circulation line, this device is used for the heat of solar thermal collector is flowed to described first water tank by the first heating agent circulation line;
Be connected in second water tank of the described second heating agent circulation line;
Be arranged at second circulating pump on the described second heating agent circulation line, this device is used for the heat of described first water tank is flowed to described second water tank by the described second heating agent circulation line.
2. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that, described split pressure-bearing type solar heat water system also comprises:
Be connected in the bathing apparatus of described second water tank by circulation line;
Be arranged on the described circulation line and the water in the described circulation line carried back the back water pump of described second water tank.
3. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that, described split pressure-bearing type solar heat water system also comprises:
Be connected in the described first heating agent circulation line, first water tank and first circulating pump, be used for when the difference of the temperature of described solar thermal collector and the temperature in described first water tank reaches preset value, starting described first circulating pump to carry out first temperature difference control module of heat exchange;
Be connected in described first water tank, the second heating agent circulation line and second circulating pump, be used for when the difference of the temperature of described first water tank and the temperature in the described second heating agent circulation line reaches preset value, starting described second circulating pump to carry out second temperature difference control module of heat exchange.
4. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that, is provided with the heat exchange coil that is communicated with the described second heating agent circulation line in described second water tank, and described split pressure-bearing type solar heat water system also comprises:
Be connected in described second heating agent circulation line and described second water tank, and the 3rd temperature difference control module of the temperature difference of described second heating agent circulation line of sensing and described second water tank;
Be connected in described the 3rd temperature difference control module, be installed between described second heating agent circulation line and the described heat exchange coil, disconnect being communicated with of the described second heating agent circulation line and described heat exchange coil when being used for temperature at described second water tank more than or equal to the temperature in the described second heating agent circulation line, the temperature in described second water tank is opened the temperature triple valve that is communicated with of the described second heating agent circulation line and described heat exchange coil during less than the temperature in the described second heating agent circulation line.
5. split pressure-bearing type solar heat water system as claimed in claim 4 is characterized in that described heat exchange coil is a copper tube.
6. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that, described split pressure-bearing type solar heat water system also comprises water softening device, and described water softening device is installed on the running water pipe that is used for to the described first water tank water filling.
7. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that the top of described first water tank is provided with automatic exhaust steam valve.
8. split pressure-bearing type solar heat water system as claimed in claim 1 is characterized in that the top of described second water tank is provided with safety valve, and the bottom is provided with blowoff valve.
9. split pressure-bearing type solar heat water system as claimed in claim 1, it is characterized in that, described split pressure-bearing type solar heat water system also comprises timing means, be provided with in described first water tank or second water tank and be used in the time that described timing means is set, and in described first water tank or the temperature in second water tank start the electric heater unit of heating when being lower than preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201078429U CN201983482U (en) | 2011-04-13 | 2011-04-13 | Separated pressure-bearing type solar water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201078429U CN201983482U (en) | 2011-04-13 | 2011-04-13 | Separated pressure-bearing type solar water heating system |
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| Publication Number | Publication Date |
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| CN201983482U true CN201983482U (en) | 2011-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201078429U Expired - Fee Related CN201983482U (en) | 2011-04-13 | 2011-04-13 | Separated pressure-bearing type solar water heating system |
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| CN (1) | CN201983482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363695A (en) * | 2013-06-09 | 2013-10-23 | 宁波高新区依博特电子科技有限公司 | Water circulation system of one-piece solar water heater, control system for water circulation system and control method for control system |
-
2011
- 2011-04-13 CN CN2011201078429U patent/CN201983482U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363695A (en) * | 2013-06-09 | 2013-10-23 | 宁波高新区依博特电子科技有限公司 | Water circulation system of one-piece solar water heater, control system for water circulation system and control method for control system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20140413 |