CN203605496U - Solar water heater supplied water and discharged water temperature control device for preventing mixture of cold water and hot water - Google Patents
Solar water heater supplied water and discharged water temperature control device for preventing mixture of cold water and hot water Download PDFInfo
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- CN203605496U CN203605496U CN201320550308.4U CN201320550308U CN203605496U CN 203605496 U CN203605496 U CN 203605496U CN 201320550308 U CN201320550308 U CN 201320550308U CN 203605496 U CN203605496 U CN 203605496U
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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
Abstract
The utility model discloses a solar water heater supplied water and discharged water temperature control device for preventing mixing of cold water and hot water, which comprises the components of: a controller, a hot water pipe, a water returning pipe, a cold water supplying pipe, a cold water temperature adjusting pipe and a water temperature/level sensor. The water pipes are provided with a water pump, a water returning electric valve, a water flow signal sensor, a water supplying electric valve and a constant-temperature valve. The hot water pipe, the water returning pipe, the cold water temperature adjusting pipe, the cold water supplying pipe, the water pump, the water supplying electric valve, the constant-temperature valve, the water flow signal sensor, the water returning electric valve, etc. are arranged in a mounting housing. The cold water temperature adjusting pipe is also provided with an anti-water-mixing electric valve which is connected with the constant-temperature valve in series. The input of the anti-water-mixing electric valve is connected with the controller. The solar water heater supplied water and discharged water temperature control device provided by the utility model has an advantage of preventing mixing of cold water and hot water in water adjustment.
Description
Technical field
The utility model relates to the field of water management up and down of solar water heater.
Background technology
Solar water heater is arranged on roof conventionally, its upper and lower conduit road is general direct to be connected with the hot and cold water in family by control device, the upper water of control device control solar water heater, circulation, temperature adjustment, in temperature adjustment process, cold water pressure is low, can cause hot water to seal in cold water pipe, and impurity causes heat control valve to be not closed completely, can ceaselessly in solar water heater, add cold water, string water phenomenon can often occur.
Utility model content
The purpose of this utility model is: will provide a kind of upper and lower water discharging temperature control device of solar water heater that can prevent hot and cold water string water
For achieving the above object, the utility model has adopted following technical scheme.
The upper and lower water discharging temperature control device of solar water heater that prevents hot and cold water string water, comprising: controller, hot water line, water return pipeline, cold water watering pipeline, cold water temperature adjustment pipeline and be installed on the water-temperature water-level sensor in solar water heater water tank, on hot water line or water return pipeline, be provided with water pump, on water return pipeline, be provided with backwater motor-driven valve, on hot water line, be provided with water flow signal transducer, on cold water watering pipeline, be provided with water motor-driven valve, one end of cold water watering pipeline is connected with hot water line or water return pipeline, cold water temperature adjustment pipeline is provided with thermostatic valve, and one end of cold water temperature adjustment pipeline is connected with hot water line, and the temperature sense of thermostatic valve is arranged on hot water line, the signal output part of water-temperature water-level sensor, the signal output part of water flow signal transducer are electrically connected with signal input part corresponding in controller, and the water pump control signal of controller output, backwater motor-driven valve control signal, the moving valve control signal of upper water power are electrically connected with the control end of water pump, backwater motor-driven valve, upper water motor-driven valve respectively, described hot water line, water return pipeline, cold water temperature adjustment pipeline, cold water watering pipeline, water pump, upper water motor-driven valve, thermostatic valve, water flow signal transducer, backwater motor-driven valve etc. is arranged in an installation casing, on installation casing, be provided with the hot water water inlet interface and the hot water effluent's interface that are communicated with hot water line, there are the backwater water inlet interface and the backwater water outlet mouthpiece that are communicated with water return pipeline, and with cold water watering pipeline, the cold water interface that cold water temperature adjustment pipeline 1 is communicated with, it is characterized in that: anti-string water motor-driven valve is also set on cold water temperature adjustment pipeline, anti-string water motor-driven valve and thermostatic valve series winding, the input of anti-string water motor-driven valve is connected with controller.
Further, on described cold water temperature adjustment pipeline, check valve is also set, check valve and thermostatic valve series winding.
Further, described controller is also installed on and installs on casing.
Further, return water temperature sensor is set on the water return pipeline in casing, the signal output part of return water temperature sensor is electrically connected with signal input part corresponding in controller.
Further, can set temperature sensor on the external water return pipeline of install bin, the signal output part of temperature sensor and signal input part electrical connection corresponding in controller.
Further, be provided with hot water effluent's temperature sensor at hot water line's nearly outlet position, the signal output part of hot water effluent's temperature sensor is electrically connected with signal input part corresponding in controller,
Further, electrical heating is also set on solar water heater, electrical heating input is connected with the corresponding control end of controller.
Further, hot water line also arranges and often drives motor-driven valve, often opens motor-driven valve input and is connected with the corresponding control end of controller.
Further, the spool of thermostatic valve adopts paraffin thermostatic element.
Further, the spool of thermostatic valve adopts shape memory alloy spring.
The beneficial effects of the utility model are: in solar water heater system, use control device described in the utility model, when temperature adjustment is used, hot and cold water can not gone here and there water.
Accompanying drawing explanation
Fig. 1 is the structural representation of the upper and lower water discharging temperature control device of the solar water heater preferred embodiment that prevents hot and cold water string water described in the utility model.
Fig. 2 is the control principle block diagram of the controller in Fig. 1.
Fig. 3 is the use state diagram of the upper and lower water discharging temperature control device of solar water heater that prevents hot and cold water string water described in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the upper and lower water discharging temperature control device of solar water heater that prevents hot and cold water string water described in the utility model is further described.
Shown in Fig. 1, Fig. 2, Fig. 3, in the present embodiment, the described upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water, comprising: controller 9, hot water line 2, water return pipeline 12, cold water watering pipeline 19, cold water temperature adjustment pipeline 18 and be installed on the water-temperature water-level sensor 23 in solar water heater water tank 25, on hot water line 2 or water return pipeline 12, be provided with water pump 5, on water return pipeline 12, be provided with backwater motor-driven valve 11, on hot water line 2, be provided with water flow signal transducer 6, on cold water watering pipeline 19, be provided with water motor-driven valve 16, one end of cold water watering pipeline 19 is connected with hot water line 2 or water return pipeline 12, cold water temperature adjustment pipeline 18 is provided with thermostatic valve 15, and one end of cold water temperature adjustment pipeline 18 is connected with hot water line 2, and the temperature sense 4 of thermostatic valve 15 is arranged on hot water line 2, the signal output part of water-temperature water-level sensor 23, the signal output part of water flow signal transducer 6 are electrically connected with signal input part corresponding in controller 9, and water pump 5 control signals, backwater motor-driven valve 11 control signals, upper water electric valve control 16 signal processed that controller 9 is exported are electrically connected with the control end of water pump 5, backwater motor-driven valve 11, upper water motor-driven valve 16 respectively, described hot water line 2, water return pipeline 12, cold water temperature adjustment pipeline 18, cold water watering pipeline 19, water pump 5, upper water motor-driven valve 16, thermostatic valve 15, water flow signal transducer 6, backwater motor-driven valve 11 grades are arranged in an installation casing 20, on installation casing 20, be provided with the hot water water inlet interface 1 and the hot water effluent's interface 8 that are communicated with hot water line 2, there are the backwater water inlet interface 14 and the backwater water outlet mouthpiece 10 that are communicated with water return pipeline 12, and with cold water watering pipeline 19, the cold water interface 17 that cold water temperature adjustment pipeline 18 is communicated with, it is characterized in that: anti-string water motor-driven valve 26 is also set on cold water temperature adjustment pipeline 18, anti-string water motor-driven valve 26 and thermostatic valve 15 are contacted, the input of anti-string water motor-driven valve 26 is connected with controller 9.
Further, on described cold water temperature adjustment pipeline 18, check valve 27 is also set, check valve 27 and thermostatic valve 15 are contacted.
Further, described controller 9 is also installed on and installs on casing 20.
Further, on the water return pipeline 12 in casing, return water temperature sensor 13 is set, the signal output part of return water temperature sensor 13 is electrically connected with signal input part corresponding in controller 9.
Further, installing on the water return pipeline 22 outside casing 20 can set temperature sensor 29, and the signal output part of temperature sensor 29 is electrically connected with signal input part corresponding in controller 9.
Further, be provided with hot water effluent's temperature sensor 7 at hot water line 2 nearly outlet position, the signal output part of hot water effluent's temperature sensor 7 is electrically connected with signal input part corresponding in controller 9,
Further, electrical heating 24 is also set on solar water heater, electrical heating 24 inputs are connected with the corresponding control end of controller 9.
Further, hot water line 2 also arranges and often drives motor-driven valve 3, often opens motor-driven valve 3 inputs and is connected with the corresponding control end of controller 9.
Further, the spool of thermostatic valve adopts paraffin thermostatic element.
Further, the spool of thermostatic valve adopts shape memory alloy spring.
Shown in Figure 3, when practical application, by external water pipe 21, the water tank of solar water heater 25 is connected with hot water water inlet interface 1, by external water pipe 22, water tank 25 is connected with backwater water outlet mouthpiece 10, by external water pipe 30, hot water effluent's interface 8 is connected with backwater water inlet interface 14, tap 12 is arranged on external water pipe 30, and upper water water inlet interface 17 is connected with the water supply pipe in family.
When use, first can be by the preset setting return water temperature of controller 9.Then fetch boiling water leading 28, after there are flowing out, tap 28 at once tap 28 is closed, now, water flow signal transducer 6 detects to be had water flow and sends signal in hot water line 2, after controller 9 receives the signal that water flow signal transducer 6 brings, output control signal starts water pump 5 and works, export control signal simultaneously and open backwater motor-driven valve 11, make hot water line 2 and water return pipeline 12 form circulation waterway, allow the cold water in hot water line 2 be circulated back to as early as possible in the water tank 25 of solar water heater, in this process, when temperature that return water temperature sensor 13 or 29 measures turns round certain hour (being conventionally set as 60 seconds) higher than the return water temperature of setting or water pump 6 after, controller 9 switches off the pump 5 and backwater motor-driven valve 11, water stops circulation.Now, then the tap 28 of fetching boiling water, hot water just can normally be used.
The above-mentioned upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water also can be realized hot water function of increasing pressure, when reaching the return water temperature of setting or water pump 5, the temperature that return water temperature sensor 13 or 29 is measured turns round after certain hour (being conventionally set as 60 seconds), fetch boiling water leading 28, water flow signal transducer 6 detects to be had water flow and sends signal in hot water line 2, after controller 9 receives the signal that water flow signal transducer 6 brings, 9 startup water pumps 5 of controller are worked, do not open backwater motor-driven valve 11, just can hydrant 12 superchargings.
The above-mentioned upper and lower water discharging temperature control device of solar water heater for preventing hot and cold water string water can also carry out temperature adjustment to hot water effluent's temperature, make hot water effluent's temperature keep constant temperature, hot and cold water can not gone here and there water, concrete mode is as follows: while having hot water flow in hot water line 2, controller receives the signal 6 of water flow signal transducer, opens anti-string water motor-driven valve 26, there is no hot water flow, close anti-string water motor-driven valve 26, and check valve 27 has been installed, cold water water can not be ganged up.By the preset setting of thermostatic valve 15 hot water effluent temperature; Hot water temperature in temperature inductor 4 induction heat water lines 2 exceedes hot water effluent's temperature of setting, thermostatic valve 15 can regulate the water yield of the cold water adding automatically, hot water in cold water and the hot water line 2 who makes to add by temperature adjustment pipeline 18 suitably mixes, and makes hot water temperature in temperature inductor 4 induction heat water lines 2 reach hot water effluent's temperature of setting.When the hot water temperature in temperature inductor 4 induction heat water lines 2 is not higher than hot water effluent's temperature of setting, thermostatic valve 15 is automatically in closed condition.
In addition, the above-mentioned upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water can also be controlled water as required easily, in the time that the water-temperature water-level sensor 23 in solar water heater water tank 25 detects that water level in water tank 25 is in low level, controller 9 receives after the signal of water-temperature water-level sensor 23, output control signal is opened water motor-driven valve 16, the just interior water inlet of water tank 25 to solar water heater through hot water line 2 by watering pipeline 19 of upper water; In the time that water-temperature water-level sensor 23 detects that water level in water tank 25 is in a high position, controller 9 receives after the signal of water-temperature water-level sensor 23, and output control signal is closed and closed the moving valve 16 of water power, just stops to the interior water inlet of water tank 25.If when water function of increasing pressure, controller 9 is controlled and is opened water motor-driven valve 16, often drives motor-driven valve 3 in startup, water pump 5, backwater motor-driven valve 11, cold water is by the supercharging of water pump 5, water on the water return pipeline 12 of flowing through.When solar water container 25 water temperatures are inadequate, controller 9 can start electrical heating 24 and heat.
In actual applications, described each motor-driven valve can be selected the conventional magnetic valve using and the magnetic valve with one-way function.
Claims (10)
1. the upper and lower water discharging temperature control device of solar water heater that prevents hot and cold water string water, comprising: controller, hot water line, water return pipeline, cold water watering pipeline, cold water temperature adjustment pipeline and be installed on the water-temperature water-level sensor in solar water heater water tank, on hot water line or water return pipeline, be provided with water pump, on water return pipeline, be provided with backwater motor-driven valve, on hot water line, be provided with water flow signal transducer, on cold water watering pipeline, be provided with water motor-driven valve, one end of cold water watering pipeline is connected with hot water line or water return pipeline, cold water temperature adjustment pipeline is provided with thermostatic valve, and one end of cold water temperature adjustment pipeline is connected with hot water line, and the temperature sense of thermostatic valve is arranged on hot water line, the signal output part of water-temperature water-level sensor, the signal output part of water flow signal transducer are electrically connected with signal input part corresponding in controller, and the water pump control signal of controller output, backwater motor-driven valve control signal, the moving valve control signal of upper water power are electrically connected with the control end of water pump, backwater motor-driven valve, upper water motor-driven valve respectively, described hot water line, water return pipeline, cold water temperature adjustment pipeline, cold water watering pipeline, water pump, upper water motor-driven valve, thermostatic valve, water flow signal transducer, backwater motor-driven valve is arranged in an installation casing, on installation casing, be provided with the hot water water inlet interface and the hot water effluent's interface that are communicated with hot water line, there are the backwater water inlet interface and the backwater water outlet mouthpiece that are communicated with water return pipeline, and with cold water watering pipeline, the cold water interface of cold water temperature adjustment pipeline connection, it is characterized in that: anti-string water motor-driven valve is also set on cold water temperature adjustment pipeline, anti-string water motor-driven valve and thermostatic valve series winding, output is connected with controller in the input of anti-string water motor-driven valve.
2. the upper and lower water discharging temperature control device of solar water heater that prevents hot and cold water string water according to claim 1, is characterized in that: on described cold water temperature adjustment pipeline, check valve is also set, check valve and thermostatic valve series winding.
3. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: described controller is also installed on to be installed on casing.
4. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: return water temperature sensor is set on the water return pipeline in casing, and the signal output part of return water temperature sensor is electrically connected with signal input part corresponding in controller.
5. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: can set temperature sensor on the external water return pipeline of install bin, the signal output part of temperature sensor and signal input part electrical connection corresponding in controller.
6. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: the nearly outlet position hot water line is provided with hot water effluent's temperature sensor, the signal output part of hot water effluent's temperature sensor is electrically connected with signal input part corresponding in controller.
7. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: electrical heating is also set on solar water heater, and electrical heating input is connected with the corresponding control end of controller.
8. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: hot water line also arranges and often drives motor-driven valve, often open motor-driven valve input and be connected with the corresponding control end of controller.
9. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: the spool of thermostatic valve adopts paraffin thermostatic element.
10. according to the upper and lower water discharging temperature control device of the solar water heater that prevents hot and cold water string water described in any one in claim 1 to 2, it is characterized in that: the spool of thermostatic valve adopts shape memory alloy spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550308.4U CN203605496U (en) | 2013-09-05 | 2013-09-05 | Solar water heater supplied water and discharged water temperature control device for preventing mixture of cold water and hot water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550308.4U CN203605496U (en) | 2013-09-05 | 2013-09-05 | Solar water heater supplied water and discharged water temperature control device for preventing mixture of cold water and hot water |
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| Publication Number | Publication Date |
|---|---|
| CN203605496U true CN203605496U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320550308.4U Expired - Fee Related CN203605496U (en) | 2013-09-05 | 2013-09-05 | Solar water heater supplied water and discharged water temperature control device for preventing mixture of cold water and hot water |
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| Country | Link |
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| CN (1) | CN203605496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422180A (en) * | 2013-09-05 | 2015-03-18 | 苏州开来新能源有限公司 | Up-water and down-water temperature control device applied to solar water heater and having function of preventing mixture of cold water and hot water |
-
2013
- 2013-09-05 CN CN201320550308.4U patent/CN203605496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422180A (en) * | 2013-09-05 | 2015-03-18 | 苏州开来新能源有限公司 | Up-water and down-water temperature control device applied to solar water heater and having function of preventing mixture of cold water and hot water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20160905 |
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| CF01 | Termination of patent right due to non-payment of annual fee |