CN202101456U - Solar energy hot water system - Google Patents
Solar energy hot water system Download PDFInfo
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- CN202101456U CN202101456U CN2011201906937U CN201120190693U CN202101456U CN 202101456 U CN202101456 U CN 202101456U CN 2011201906937 U CN2011201906937 U CN 2011201906937U CN 201120190693 U CN201120190693 U CN 201120190693U CN 202101456 U CN202101456 U CN 202101456U
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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
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Abstract
The utility model discloses a solar energy hot water system, which is characterized in that the solar energy hot water system comprises a heat collector (1), a frequency conversion pump (3), a water tank (4), an expansion tank (2), a controller (5), a circulating medium runner (9), a circulating medium water inlet tube (23), an electric heating device (15), a water tank temperature measuring tube (17), a hot water outlet tube (11), a blow-off tube (10), a first solenoid valve (25) and a second solenoid valve (26), wherein the heat collector (1), the frequency conversion pump (3) and the water tank (4) are successively connected; the expansion tank (2)is arranged between the heat collector (1) and the frequency conversion pump (3); the circulating medium runner (9), the circulating medium water inlet tube (23), the electric heating device (15) and the water tank temperature measuring tube (17) are arranged in the water tank (4); the hot water outlet tube (11) and the blow-off tube (10) are respectively connected with the water tank (4); and the first solenoid valve (25) and the second solenoid valve (26) are respectively arranged on the hot water outlet tube (11) and the blow-off tube (10). According to the solar energy hot water system, the hot water effluent rate of the water tank is improved, system overheating protection is enhanced, energy saving optimization control is enhanced, and system performance is improved.
Description
Technical field
The solar water container of the utility model is provided with the tubulose helical flow path, through changing cisten mechanism, has strengthened the heat exchange between domestic water and the circulatory mediator; Through at the cold water water inlet porous type improved structure being set, water body thermal agitation in the reduction water tank increases hot water and goes out flow rate.Simultaneously, system controls variable frequency pump rotating speed and hot water discharge outlet and the action of water tank sewage draining exit magnetic valve according to the variation of heat collector out temperature and water tank water temperature, thereby realizes system overheat protection and energy saving optimizing operation, belongs to solar energy heat utilization field.
Background technology
When in recent years, along with the popular science propaganda of solar energy enterprise and the guiding support of national policy, solar energy market is day by day flourishing, and people improve constantly with the understanding degree the cognition degree of solar energy.Wherein, the solar water heater industry as one of solar energy industry has realized in global application and popularization.
Along with the raising of living standard and instructions for use, people have proposed diversified solar energy water box structure, mainly comprise direct heat transfer and indirect heat exchange dual mode.Though the solar water container heat exchange of direct heat transfer mode is respond well, can not guarantee water body health in the water tank.Though the solar water container of common indirect heat exchange form has guaranteed the clean health of water body, because heat loss causes having wasted the solar energy of accumulating in a large number more greatly.For the health and optimization cisten mechanism that guarantee water body in the water tank, experts and scholars have proposed a kind of jacket type solar water container both at home and abroad, promptly around inner water tank, wrap up a chuck.Circulatory mediator feeds between inner bladder outer wall and the chuck inwall, with water indirect heat exchange in the water tank, and directly circulatory mediator is not fed in the inner bag.Though this design has guaranteed the clean health of water body, still has certain defective.When circulatory mediator gets into chuck; Because circulatory mediator gravity and chuck resistance problem; Cause easily circulatory mediator only inner bag one side carry out heat exchange or cause circulatory mediator not through chuck inwall and water tank in water carry out sufficient heat exchange and directly flow out several covers, make inner bag both sides heat exchange inequality, perhaps heat exchange is insufficient; Cause wasting a large amount of heat exchange areas, a large amount of heats run off.So not only wasted the solar energy of accumulation, and heats and not obvious, people's normal use influenced.
Meanwhile, people are through deep discovering day by day, and there is the temperature difference of short transverse in the water temperature in the water tank, and the disturbance of water body can produce material impact to this thermal stratification.In water tank water disturbance hour, water temperature is less with the variation of short transverse, the water body upper strata is full of high-temperature water, the temperature of lower layer of water is relatively low, upper strata high-temperature water and lower floor's water at low temperature mixing phenomena a little less than, thereby efficiently the effluenting of assurance water tank hot water.When water disturbance in the water tank was big, upper strata high-temperature water and lower floor's water at low temperature were mixed violent, are unfavorable for the use of hot water.Therefore, how avoiding the disturbance that the low temperature water inlet produces water body in the water tank is to improve the important method that water tank hot water goes out flow rate, is exactly to reduce the effective means of low temperature water inlet to water body thermal stratification influence in the water tank and adopt the modified makeup of the imports.
Aspect heat collector, because summer, intensity of solar radiation was too high, thermic load is less, and the heat transfer medium of heat collector is overheated, and the solar energy of accumulating is excessive, and causes problem such as bombing, seriously restricts the service life and the performance of solar water heater system.During winter, solar radiation intensity cross low and thermic load bigger, it is less that heat collector is imported and exported the temperature difference, the meaning through solar energy heating is also little, the circulation line auxiliary pump also need start electrical heating in running, wasted mass energy.
Summary of the invention
Technical problem:The purpose of the utility model is to propose a kind of solar water heating system, has strengthened the heat exchange of water tank, and the hot water that has improved water tank goes out flow rate, has strengthened the control of system overheat protection and energy saving optimizing, has promoted systematic function.
Technical scheme:For solving the problems of the technologies described above, the utility model provides a kind of solar water heating system, and this system comprises heat collector, variable frequency pump, the water tank that links to each other successively,
Be arranged on expansion drum, controller between heat collector and the variable frequency pump,
This system also comprises circulatory mediator runner, circulatory mediator water inlet pipe, electric heater unit, the water tank temperature tube that is arranged in the water tank; The hot water outlet pipe who links to each other with water tank respectively, blow-off pipe, and be separately positioned on first magnetic valve and second magnetic valve on hot water outlet pipe, the blow-off pipe; Wherein,
The circulatory mediator outlet of heat collector upper end links to each other with the circulatory mediator inlet of water tank upper end; The circulatory mediator outlet of water tank lower end communicates with the circulatory mediator inlet that is connected expansion drum and heat collector lower end through variable frequency pump;
The circulatory mediator import of heat collector adds temperature sensor respectively with outlet, and controller is controlled the first last magnetic valve of these two sensors and electric heater unit, water tank temperature tube, hot water outlet pipe, second magnetic valve and the variable frequency pump on the blow-off pipe respectively.
Preferably; This water tank comprises the cold water inlet, the urceolus that are arranged on the casing, is arranged on inner bag, chuck, circulatory mediator runner, circulatory mediator water inlet pipe and circulatory mediator outlet pipe in the urceolus; Wherein, this inner bladder outer wall is enclosed with chuck, is provided with the circulatory mediator runner between inner bladder outer wall and the chuck inwall; This circulatory mediator runner is along under the inner bladder outer wall screw; And link to each other with chuck with inner bag, the circulatory mediator water inlet pipe links to each other with the chuck top, and the circulatory mediator outlet pipe links to each other with chuck capping bottom.
Preferably, circulatory mediator runner top is bent upwards 60 °, and the other end is welded with catch, constitute the tubulose water inlet, and the height of tubulose water inlet is lower than the circulatory mediator water inlet pipe.
Preferably, the cold water inlet of water tank is provided with some holes.
Beneficial effect:
1. the utility model adopts and to wrap up around the inner bag simultaneously and bottom jacket structured, has not only guaranteed the health of water tank water body, has enlarged heat exchange area simultaneously, has improved solar energy utilization ratio.
2. the utility model has strengthened the disturbance of circulatory mediator through adopting the corrugated inner bag, and the limit medium spins around inner bag and move downward, and strengthens the heat exchange between circulatory mediator and the domestic water, strengthens heat exchange efficiency, has promoted systematic function.
3. the utility model adopts the modified makeup of the imports to reduce the mixability of water tank levels water body; Simultaneously installed a porous type baffle plate additional on water tank cold water inlet top and hot water outlet bottom; Reduced the levels water body between convection current; Further weakened vertical heat exchange of water body in the water tank, the hot water that has improved system goes out flow rate.
4. the utility model has been optimized cisten mechanism, has made full use of the solar energy of accumulating, and can reduce the consumption of auxiliary electric energy.
Description of drawings
Fig. 1 is the systematic schematic diagram of the utility model;
Fig. 2 is the water tank front view of the utility model;
Fig. 3 is the water tank side view of the utility model;
Fig. 4 is the water tank bottom front view of the utility model;
Fig. 5 is the water tank A-A profile of the utility model;
Fig. 6 is the water tank B-B profile of the utility model;
Fig. 7 is the utility model cold water oral siphon place porous type modified makeup of the imports sketch map;
Fig. 8 a is the tubular inlet front view on the utility model helix runner top;
Fig. 8 b is the tubular inlet side view on the utility model helix runner top;
Fig. 8 c is the tubular inlet vertical view on the utility model helix runner top,
Wherein have: heat collector 1, expansion drum 2, variable frequency pump 3, water tank 4, controller 5; Tubulose runner inlet 24, hot water outlet pipe's magnetic valve 25 and the sewage draining exit magnetic valve 26 of capping 19 in capping 7 in top outer seal 6, the top, inner bag 8, helix runner 9, chuck 10, outer bucket 11, porous type water inlet 12, circulatory mediator outlet pipe 13, cold water inlet 14, sewage draining exit 15, hot water outlet pipe 16, bottom outer seal 17, chuck capping 18, the bottom, electric heater unit 20, foaming layer 21, temperature tube 22, circulatory mediator water inlet pipe 23, band catch.
The specific embodiment
The utility model proposes a kind of separated type solar water-heater system with novel cisten mechanism; A kind of novel jacket type water tank has been adopted in design in this system; Change the type of flow of water tank circulatory mediator and the structure of cold water water inlet, comprehensively improved systematic function, practiced thrift energy consumption; Adopt the control method of novel solar water heater overtemperature protection in the system, the assurance security of system is moved efficiently.
The utility model is through installing a kind of helix runner additional between inner water tank and chuck outer wall; And thereby a kind of bent tube form water inlet control circulatory mediator flow direction is set on the runner top; Simultaneously chuck covers the inner bag bottom fully, makes circulatory mediator around inner bag, constitute path with the bottom, the indirect heat exchange between reinforcement circulatory mediator and the domestic hot-water; Improve solar energy utilization ratio, promoted systematic function.The cold water inlet of water tank has adopted the porous type modified makeup of the imports simultaneously, and this structure can effectively reduce the mixability of lower floor's water at low temperature and upper strata high-temperature water, guarantees efficiently effluenting of hot water.
The utility model proposes to install magnetic valve additional and install variable frequency pump additional at circulation line at water tank blow-off pipe and hot water outlet pipe, and central controller is set, and imports and exports the temperature of circulatory mediator and water tank water body through the temperature sensor monitors heat collector is set.When water temperature in heat collector out temperature or the water tank surpassed limit value, the sewage draining exit magnetic valve was opened in controller control, discharges high-temperature water; Simultaneously municipal cold water gets into water tank; Open variable frequency pump simultaneously,, the circulatory mediator that reduces temperature is sent in the heat collector through strengthening the heat exchange of water in circulatory mediator and the water tank; Thereby reduce the temperature of whole system, prevent system overheat.On the other hand, controller is through monitoring heat collector out temperature difference Linear Control variable frequency pump rotating speed.Import and export the temperature difference hour when monitoring control devices to heat collector, regulate the variable frequency pump rotating speed, reduce the circulatory mediator flow, reduce the pump merit, reduce unnecessary energy loss; When the heat collector import and export temperature difference increases gradually; Controller is regulated the variable frequency pump rotating speed, increases the circulatory mediator flow, reduces the thermal-arrest plate temperature; Strengthen the water tank heat exchange; Improve collecting efficiency, whether water tank temperature reached design temperature when controller was judged water according to user's setting and with the hot water custom, thereby started electrical auxiliary heater according to water temperature.
The utility model just is being based on the defective described in the above-mentioned background technology, designs a kind of separated type solar water-heater system with novel cisten mechanism.The water tank of this system has adopted and has covered bottom jacket structured with all around simultaneously; And at the runner that installs additional between inner water tank outer wall and the chuck inwall under a kind of tubulose screw; The runner tip designs has adopted a kind of tubular inlet with radian, and constitutes path with the circulatory mediator inlet.This runner has limited the flow direction of circulatory mediator, makes circulatory mediator do the screw current downflow of encircling inner bag along tubulose runner inside and outer wall simultaneously, has improved heat exchanger effectiveness.Simultaneously; The cold water water inlet of this water tank has adopted a kind of porous type modified makeup of the imports; This structure can effectively reduce the influence of low temperature water inlet to water body thermal stratification in the water tank, and the low temperature water inlet of minimizing lower floor mixes with the upper strata high-temperature water, thereby guarantees efficient high-quality the effluenting of upper strata high-temperature water.
System normally moves for assurance, and the utility model adds small-sized variable frequency pump in circulation line, and the overtemperature protection of system is through water temperature in monitoring control devices heat collector out temperature and the water tank; Then control the magnetic valve action of variable frequency pump operation and water tank sewage draining exit, discharge the high-temperature-hot-water of system, cold running water gets into; At this moment; Flowing of controller control circulatory mediator, the cooling heat collector guarantees that whole system can be not overheated.Simultaneously, controller is according to heat collector out temperature difference Linear Control variable frequency pump rotating speed, regulates the circulatory mediator flow, guarantee when heat collector out temperature difference hour, the pump merit consumes less; When heat collector out temperature difference was big, the thermal-arrest plate temperature was lower, and collecting efficiency is higher, thereby realized the system optimization purpose of energy saving.
The utility model is a kind of separated type solar hot-water heating system with novel cisten mechanism.This system utilizes a kind of new type of control method that system is carried out overtemperature protection and energy saving optimizing control through central controller is set.Water temperature in monitoring control devices heat collector out temperature and the water tank, when water temperature is greater than preset value in heat collector out temperature or the water tank, controller opens blow-off pipe magnetic valve; Discharge high-temperature water in the water tank, simultaneously municipal cold water gets into water tank, at this moment; Controller control variable frequency pump rotating speed through the heat exchange of water tank and circulatory mediator, is sent into the circulatory mediator after the reduction temperature in the heat collector; Reduce the temperature of heat collector, thereby prevent system overheat.Aspect energy saving optimizing, controller is imported and exported temperature difference Linear Control variable frequency pump rotating speed according to heat collector.When heat collector out temperature difference was too small, controller was regulated the variable frequency pump rotating speed, reduces the circulatory mediator flow, falls low pump work, reduces unnecessary energy consumption; When heat collector out temperature difference increased, controller control variable frequency pump rotating speed increased the circulatory mediator flow, reduces the thermal-arrest plate temperature, improves collecting efficiency, optimization of system performance, and controller also can start electrical auxiliary heater according to water temperature in the water tank.
The water tank of native system is a kind of novel jacket structured with the tubulose runner.On the one hand; This water tank changes flowing of circulatory mediator through installing the helix runner outside the tank between wall and the chuck inwall additional; The runner top is provided with a kind of bent tube form water inlet simultaneously; It is inner or spin along pipeline outer wall and to flow downward that this structure can make circulatory mediator freely get into the tubulose runner, strengthened the water tank heat exchange, improves systematic function.On the other hand, the cold water inlet of water tank adopts the porous type improved structure, and this structure can reduce the influence of low temperature water inlet to tank water body heat layering effect, reduces the disturbance of water tank levels water body, improves the water tank hot water efficient of effluenting.
The system of the utility model comprises heat collector, water tank, controller, variable frequency pump, expansion tube and pipeline electromagnetic valve, and in heat collector is imported and exported position and water tank temperature tube, temperature sensor is set.The action of water temperature, electrically heated startup and water tank sewage draining exit and hot water outlet magnetic valve in the startup of system controller monitoring heat collector out temperature, variable frequency pump, the water tank.The circulatory mediator of native system adopts the mixed solution of glycol/water.When solar radiation is crossed when strong, monitoring control devices heat collector heat transfer medium out temperature is if the heat collector out temperature surpasses pre-set threshold value; Controller control sewage draining exit magnetic valve is opened, and discharges high-temperature-hot-water in the water tank, and cold water flows into simultaneously; Increase the water tank heat transfer temperature difference, enhanced heat exchange, at this moment; Liquid heat transfer medium is pressed into expansion drum and controller control reducing variable frequency pump rotating speed, reduces the circulatory mediator flow, thereby realizes the heat collector overtemperature protection.When water temperature in the monitoring control devices water tank surpassed 95 ℃, the sewage draining exit magnetic valve was opened in controller control, discharges high-temperature-hot-water in the water tank, and cold water flows into simultaneously, guaranteed that water temperature is no more than boiling point in the water tank.
Thereby the utility model is realized the energy saving optimizing control of system through monitoring heat collector out temperature difference linear regulation variable frequency pump rotating speed.When heat collector out temperature difference hour, collector efficiency is lower, controller linear regulation variable frequency pump rotating speed reduced the circulation line flow, thereby fell low pump work this moment, had practiced thrift energy consumption; When heat collector out temperature difference increased gradually, the linear variable frequency pump rotating speed that increases of controller increased the circulation line flow, thereby strengthens the water tank heat exchange, reduces the thermal-arrest plate temperature, improves collecting efficiency.Simultaneously, controller can finally be realized the efficient energy-saving operation of system intelligent according to the user's heat water time and with the unlatching of hot water temperature's setting value control electric heater unit.
The controller of native system is controlled the action of water tank hot water outlet magnetic valve and sewage draining exit magnetic valve simultaneously, guarantees normal water outlet of water tank and blowdown.
The water tank of native system is made up of runner tubular inlet, circulatory mediator outlet pipe, circulatory mediator water inlet pipe, cold water inlet, hot water outlet pipe, temperature measuring equipment, electric heater unit, sewage draining exit, porous type water inlet and the magnetic valve of capping in capping in inner bag, chuck, foaming layer, outer bucket, top outer seal, the top, the bottom, chuck capping, bottom outer seal, helix runner, band catch.The water tank chuck wraps up capping in inner bladder outer wall and the bottom simultaneously, and constitutes path, and the helix runner closely links to each other with inner bag with chuck simultaneously, and extends below along the inner bladder outer wall screw with 6 ° of inclinations angle.Tubulose runner top is bent upwards 60 °; And welding a baffle plate, the circulatory mediator water inlet pipe links to each other with the chuck top simultaneously, constitutes path with tubular inlet; When circulatory mediator flows out circulatory mediator outlet pipe entering helical flow path; Circulatory mediator can be simultaneously along the tubular flow pipeline outer wall or get into tubulose runner inside and spin and flow downward, fully be enriched in the chuck bottom after the heat exchange, the circulatory mediator outlet pipe outflow that warp links to each other with the chuck closure base portion.
The cold water water inlet of native system water tank adopts the porous type modified makeup of the imports, and falls cold water through municipal ductwork pressure and be pressed into water tank.This makeup of the imports is 90 ° of horizontal curvatures, and porous is arranged on the import bottom, and cold water flows out perpendicular to the inner bag bottom.Water tank water intake gets into inner bag through this kind mode can effectively reduce the disturbance of low-temperature cold water to water body in the water tank, thereby reduces mixing of water tank upper strata high-temperature water and lower floor water at low temperature, guarantees the flow rate that of water tank hot water.When solar thermal collector was not enough to satisfy the thermic load needs, controller started electric heater unit and carries out assistant heating.
The solar water heating system that the utility model provides, this system comprises heat collector 1, variable frequency pump 3, the water tank 4 that links to each other successively, is arranged on expansion drum 2, controller 5 between heat collector 1 and the variable frequency pump 3.
This system also comprises circulatory mediator runner 9, circulatory mediator water inlet pipe 23, electric heater unit 15, the water tank temperature tube 17 that is arranged in the water tank 4; The hot water outlet pipe 11 who links to each other with water tank 4 respectively, blow-off pipe 10, and be separately positioned on first magnetic valve 25 and second magnetic valve 26 on hot water outlet pipe 11, the blow-off pipe 10; Wherein,
The circulatory mediator outlet of heat collector 1 upper end links to each other with the circulatory mediator inlet of water tank 4 upper ends; The circulatory mediator outlet of water tank 4 lower ends communicates with the circulatory mediator inlet that is connected expansion drum 2 and heat collector 1 lower end through variable frequency pump;
The circulatory mediator import of heat collector 1 adds temperature sensor respectively with outlet, and controller 5 is controlled first magnetic valve 25 on these two sensors and electric heater unit 15, water tank temperature tube 17, the hot water outlet pipe 11, second magnetic valve 26 and the variable frequency pump 3 on the blow-off pipe 10 respectively.
This water tank 4 comprises the cold water inlet 12, the urceolus 11 that are arranged on the casing, is arranged on inner bag 8, chuck 10, circulatory mediator runner 9, circulatory mediator water inlet pipe 23 and circulatory mediator outlet pipe 13 in the urceolus 11.Wherein, These inner bag 8 outer walls are enclosed with chuck 10; Be provided with circulatory mediator runner 9 between inner bag 8 outer walls and chuck 10 inwalls, this circulatory mediator runner 9 is along under the inner bag 8 outer wall screws, and links to each other with chuck 10 with inner bag 8; Circulatory mediator water inlet pipe 23 links to each other with chuck 10 tops, and circulatory mediator outlet pipe 13 links to each other with chuck capping 18 bottoms.
The cold water inlet 12 of water tank is provided with some holes.
The utility model is with novel system control method and cisten mechanism design; Having solved the solar radiation in summer crosses heat collector overheated bombing and winter solar radiation when strong and crosses the problem that expends excess energy when low; Thereby the overtemperature protection and the Energy Saving Control of system have been optimized; Strengthened the heat exchange between water tank circulatory mediator and the domestic water simultaneously, reduced the influence of water tank low temperature water inlet, guaranteed the high-quality operation of system high efficiency the thermomixture effect of water body.
The utility model is a kind of separated type solar water-heater system with novel cisten mechanism, system diagram such as Fig. 1.This system is made up of heat collector 1, expansion drum 2, variable frequency pump 3, water tank 4, controller 5.
The water tank of the utility model has adopted novel jacket structured, like Fig. 2.This water tank is by top outer seal 6; Capping 7 in the top; Inner bag 8; Helix runner 9; Chuck 10; Outer bucket 11; Porous type water inlet 12; Circulatory mediator outlet pipe 13; Cold water inlet 14; Sewage draining exit 15; The hot water outlet pipe 16; Bottom outer seal 17; Chuck capping 18; Capping 19 in the bottom; Electric heater unit 20; Foaming layer 21; Temperature tube 22; Circulatory mediator water inlet pipe 23; The tubulose runner inlet 24 of band catch; Hot water outlet pipe's magnetic valve 25 is formed with sewage draining exit magnetic valve 26.
Reload temperature sensor in heat collector 1 import and export position of the utility model and the temperature tube of water tank 4 22, controller 5 connect control heat collector 1 out temperature, variable frequency pump 3, electric heater unit 20, water tank temperature tube 22, hot water outlet pipe's magnetic valve 25 and sewage draining exit magnetic valve 26.When solar radiation is crossed when strong, controller 5 monitoring heat collectors 1 out temperature is during all above 130 ℃, and system reaches the state of alert; Sewage draining exit magnetic valve 26 is opened in controller 5 controls, discharges the high-temperature-hot-water in the water tank 4, and low-temperature cold water 14 gets into inner water tank 8 simultaneously; At this moment, the liquid circulatory mediator in the circulation line is pressed into expansion drum 2, the rotating speed of controller 5 controls reducing variable frequency pump 3; Reduce the circulatory mediator circular flow, reduce until heat collector 1 out temperature, the state of alert is removed.When temperature tube 22 temperature reached 95 ℃ in the water tank 4, system also reached the state of alert, and sewage draining exit magnetic valve 26 is opened in controller 5 controls, discharges high-temperature-hot-water in the water tank 4, and city planting ductwork water at low temperature 14 gets into simultaneously, and water temperature reduces in the water tank, and the state of alert is removed.
When system normally moved, the temperature sensor that heat collector 1 is imported and exported was converted into the signal of telecommunication with temperature signal and imports controller 5 into, and controller 5 carries out Linear Control according to both temperature differences to the rotating speed of variable frequency pump 3 then.When heat collector 1 out temperature difference hour, controller 5 is regulated variable frequency pumps 3 rotating speeds, reduces the circulation line flow, thereby falls low pump work, when the user needs, starts electrical heating, reduces the loss of excess energy; When heat collector 1 out temperature difference increased, controller 5 was regulated variable frequency pump 3 rotating speeds, increases the circulatory mediator flow, thereby strengthened the heat exchange of water tank 4, reduced the temperature of heat collector 1, improved collecting efficiency, thereby realized the system optimization Energy Saving Control.
The circulatory mediator of the utility model gets into circulatory mediator water inlet pipe 23 from heat collector 1; The tubulose runner inlet 24 of flowing through and being with catch; Along the domestic water heat exchange in helix runner 9 and the inner bag 8, after heat exchange is accomplished, flow out water tanks 4 through circulatory mediator outlet pipe 13 again; Get into heat collector 1, carry out next circulation.
The water at low temperature of the utility model gets into water tank through cold water inlet 14 through the porous type modified makeup of the imports 12; And carry out heat exchange with circulatory mediator; Density reduced after water temperature raise, and high-temperature water is positioned at the water body upper strata, when the user needs; Hot water outlet pipe's magnetic valve 25 is opened in controller 5 controls, and the upper strata high-temperature water flows out through hot water outlet pipe 16 and supplies the user to use.
When the user needed, the user also can manually control controller 5 and open electric heater unit 20 and sewage draining exit magnetic valve 26, carries out electrical heating operation and blowdown operation.
The above is merely the preferred embodiments of the utility model; The protection domain of the utility model does not exceed with above-mentioned embodiment; As long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (4)
1. solar water heating system is characterized in that: this system comprises heat collector (1), water tank (4), the variable frequency pump (3) that links to each other successively, is arranged on expansion drum (2), controller (5) between heat collector (1) and the variable frequency pump (3),
This system also comprises circulatory mediator runner (9), circulatory mediator water inlet pipe (23), electric heater unit (15), the water tank temperature tube (17) that is arranged in the water tank (4); The hot water outlet pipe (11) who links to each other with water tank (4) respectively, blow-off pipe (10), and be separately positioned on first magnetic valve (25) and second magnetic valve (26) on hot water outlet pipe (11), the blow-off pipe (10); Wherein,
The circulatory mediator outlet of heat collector (1) upper end links to each other with the circulatory mediator inlet of water tank (4) upper end; The circulatory mediator outlet of water tank (4) lower end communicates with the circulatory mediator inlet that is connected expansion drum (2) and heat collector (1) lower end through variable frequency pump;
The circulatory mediator import of heat collector (1) adds temperature sensor respectively with outlet, and controller (5) is controlled first magnetic valve (25), second magnetic valve (26) on the blow-off pipe (10) and the variable frequency pump (3) on these two sensors and electric heater unit (15), water tank temperature tube (17), the hot water outlet pipe (11) respectively.
2. solar water heating system according to claim 1; It is characterized in that: this water tank (4) comprises the cold water inlet (12), the urceolus (11) that are arranged on the casing, is arranged on inner bag (8), chuck (10), circulatory mediator runner (9), circulatory mediator water inlet pipe (23) and circulatory mediator outlet pipe (13) in the urceolus (11); Wherein, This inner bag (8) outer wall is enclosed with chuck (10); Be provided with circulatory mediator runner (9) between inner bag (8) outer wall and chuck (10) inwall, this circulatory mediator runner (9) is along under inner bag (8) the outer wall screw, and links to each other with chuck (10) with inner bag (8); Circulatory mediator water inlet pipe (23) links to each other with chuck (10) top, and circulatory mediator outlet pipe (13) links to each other with chuck capping (18) bottom.
3. solar water heating system according to claim 2; It is characterized in that: circulatory mediator runner (9) top is bent upwards 60 °; The other end is welded with catch, constitute tubulose water inlet (24), and the height of tubulose water inlet (24) is lower than circulatory mediator water inlet pipe (23).
4. solar water heating system according to claim 2 is characterized in that: the cold water inlet of water tank (12) is provided with some holes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201906937U CN202101456U (en) | 2011-06-08 | 2011-06-08 | Solar energy hot water system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011201906937U CN202101456U (en) | 2011-06-08 | 2011-06-08 | Solar energy hot water system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230674A (en) * | 2011-06-08 | 2011-11-02 | 东南大学 | Solar water heating system |
| CN102874509A (en) * | 2012-09-23 | 2013-01-16 | 浙江杭摩合成材料有限公司 | Feeding and discharging mechanism of liquid storing tank with high freezing point |
| CN103673334A (en) * | 2012-09-07 | 2014-03-26 | 樱花卫厨（中国）股份有限公司 | Solar water heater intelligent control system and control method |
| CN104359242A (en) * | 2014-11-17 | 2015-02-18 | 宁波正欣制冷设备有限公司 | Expansion tube type water tank of solar water heater |
| CN105402914A (en) * | 2015-11-12 | 2016-03-16 | 海宁金能热水器有限公司 | Reinforced clamp sleeve water tank |
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2011
- 2011-06-08 CN CN2011201906937U patent/CN202101456U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230674A (en) * | 2011-06-08 | 2011-11-02 | 东南大学 | Solar water heating system |
| CN103673334A (en) * | 2012-09-07 | 2014-03-26 | 樱花卫厨（中国）股份有限公司 | Solar water heater intelligent control system and control method |
| CN103673334B (en) * | 2012-09-07 | 2015-12-16 | 樱花卫厨（中国）股份有限公司 | The control method of solar water heater intelligence control system |
| CN102874509A (en) * | 2012-09-23 | 2013-01-16 | 浙江杭摩合成材料有限公司 | Feeding and discharging mechanism of liquid storing tank with high freezing point |
| CN102874509B (en) * | 2012-09-23 | 2014-03-12 | 浙江杭摩合成材料有限公司 | Feeding and discharging mechanism of liquid storing tank with high freezing point |
| CN104359242A (en) * | 2014-11-17 | 2015-02-18 | 宁波正欣制冷设备有限公司 | Expansion tube type water tank of solar water heater |
| CN104359242B (en) * | 2014-11-17 | 2018-04-27 | 宁波长发电器科技有限公司 | A kind of tube-expanding type solar water heater water tank |
| CN105402914A (en) * | 2015-11-12 | 2016-03-16 | 海宁金能热水器有限公司 | Reinforced clamp sleeve water tank |
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