CN208887136U - A kind of high-efficiency intelligent solar energy water heater - Google Patents

A kind of high-efficiency intelligent solar energy water heater Download PDF

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Publication number
CN208887136U
CN208887136U CN201821214291.4U CN201821214291U CN208887136U CN 208887136 U CN208887136 U CN 208887136U CN 201821214291 U CN201821214291 U CN 201821214291U CN 208887136 U CN208887136 U CN 208887136U
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water
constant temperature
way valve
outlet
temperature
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CN201821214291.4U
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温德林
杨家杰
罗昌铨
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Foshan Shunde Shang Yu Environmental Protection Technology Co Ltd
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Foshan Shunde Shang Yu Environmental Protection Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Abstract

A kind of high-efficiency intelligent solar energy water heater, including water tank, circulating pump, solar thermal collector, constant temperature three-way valve and controller;The hot-water line of the hot water outlet connection user of water tank;Upper circulation water inlet is connect with the first water outlet of constant temperature three-way valve;Lower inlet is connect with the second water outlet of constant temperature three-way valve;The connection of the water inlet end of lower circulating outlet and circulating pump;The running water pipe of tap water water inlet connection user;The water inlet end of solar thermal collector and the water outlet of circulating pump connect, and the water outlet of solar thermal collector is connect with the water inlet end of constant temperature three-way valve;Solar thermal collector is equipped with the first temperature sensor;What the high-efficiency intelligent solar energy water heater of the utility model can be realized hot water supplies for 24 hours, and can make full use of solar energy.

Description

A kind of high-efficiency intelligent solar energy water heater
Technical field
The utility model relates to a kind of high-efficiency intelligent solar energy water heaters.
Background technique
There are two types of working methods for traditional solar water heater and system:
Directly-heated type opens inlet valve, the sun when the temperature for detecting solar thermal collector reaches set temperature (such as 55 °) Hot water inside energy heat collector is input in insulated water tank and is stored, and the solar water heater advantage of such directly-heated type is: When sunny strong, the collecting efficiency of solar thermal collector is high, can be realized sufficient hot water supply, the disadvantage is that: work as sun When light is weaker, the collecting efficiency of solar thermal collector is poor, can not provide sufficient hot water and export even without hot water.
Temperature difference cycle mode, when the difference for detecting solar thermal collector and insulated water tank lower part is greater than a certain setting temperature difference When (such as 8 °), start circulating pump, the lower water of temperature is handed in the higher water of temperature and insulated water tank in solar thermal collector It changes;When the temperature difference of solar thermal collector and insulated water tank lower part drops to setting value (such as 3 °), circulating pump is closed;It follows repeatedly Ring increases the temperature in insulated water tank slowly.The solar water heater advantage of such temperature difference cycle mode is: working as winter sunlight When weak, water energy that solar thermal collector remains to the heat transfer that will be collected into the water inside insulated water tank, inside insulated water tank Enough realize that certain temperature is promoted;The disadvantage is that: when sunlight is weaker and insulated water tank water temperature (45 ° or more) and solar thermal collector Temperature difference it is little when, the collecting efficiency of solar thermal collector declines to a great extent, also, sunlight is weaker in the morning, noon and under In the very strong situation of noon sunlight, the solar water heater of temperature difference cycle mode is also required to the process of a heat exchange, can only also arrive down Noon just has sufficient hot water supply.
Therefore, it is necessary to be further improved.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide a kind of high efficiency smart sun Energy water heater, 24 hours for can be realized hot water are supplied, and can make full use of solar energy.
Purpose of the utility model is realized as follows:
A kind of high-efficiency intelligent solar energy water heater, including water tank, circulating pump, solar thermal collector, constant temperature three-way valve and control Device processed;
Hot water outlet is successively arranged on the water tank from top to bottom, upper circulation water inlet, upper temperature sensor, powers on auxiliary Heating device, lower inlet, lower temperature sensor, lower electric auxiliary heating device, lower circulating outlet, tap water water inlet and row Dirty mouth;
The hot-water line of the hot water outlet connection user;
The upper circulation water inlet is connect with the first water outlet of constant temperature three-way valve;
The lower inlet is connect with the second water outlet of constant temperature three-way valve;
The connection of the water inlet end of the lower circulating outlet and circulating pump;
The running water pipe of the tap water water inlet connection user;
The water inlet end of the solar thermal collector and the water outlet of circulating pump connect, the water outlet of solar thermal collector and perseverance The water inlet end of warm triple valve connects;
The solar thermal collector is equipped with the first temperature sensor;
The circulating pump, upper temperature sensor, upper electric auxiliary heating device, lower temperature sensor, lower electricity auxiliary heating dress It sets and the first temperature sensor is electrically connected with the controller respectively by route, controller has built-in control system.
The constant temperature three-way valve is mechanical constant temperature triple valve, alternatively, the constant temperature three-way valve is electronic type constant temperature three-way Valve, electronic type constant temperature three-way valve are electrically connected with the controller by route.
The lower circulating outlet is 10cm, lower electric auxiliary heating device and lower temperature at a distance from lower electric auxiliary heating device The distance for spending sensor is 10cm, and lower temperature sensor is 10cm at a distance from lower inlet;Hot water outlet and upper circulation are intake The distance of mouth is 20cm.
The upper electric auxiliary heating device and lower electric auxiliary heating device are heat-generating pipe.
The beneficial effects of the utility model are as follows:
The high-efficiency intelligent solar energy water heater of the utility model is ideally tied existing directly-heated type and temperature difference cycle mode Altogether, learn from other's strong points to offset one's weaknesses, electric auxiliary heating device and lower electric auxiliary heating device in increase, so that high-efficiency intelligent solar energy hot water Device can provide hot water at any time, and can efficiently use solar energy.
Detailed description of the invention
Fig. 1 is the schematic diagram of an embodiment of the present invention high-efficiency intelligent solar energy water heater.
Fig. 2 is the flow chart of an embodiment of the present invention control method.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-Fig. 2, this high-efficiency intelligent solar energy water heater, including water tank 21, circulating pump 22, solar thermal collector 23, constant temperature three-way valve 24 and controller 25 (controller 25 is also referred to as intelligent controller, control device or control module);
Water tank 21 is pressure-bearing type insulated water tank, and internal hot water can be assembled on the top of water tank 21, warm water or cold water meeting The lower part of water tank 21 is accumulated in, i.e. water temperature inside water tank 21 gradually decreases from top to bottom, and those skilled in the art can manage Solution.
Be successively arranged from top to bottom on the water tank 21 hot water outlet 31, upper circulation water inlet 32, upper temperature sensor 33, Upper electric auxiliary heating device 34, lower inlet 35, lower temperature sensor 36, lower electric auxiliary heating device 37, lower circulating outlet 38, tap water water inlet 39 and sewage draining exit;
Upper electric auxiliary heating device 34 is used for the water on 21 top of heating water tank, with closing temperature sensor 33 and controller 25, water 24 hours of guarantee 21 top of water tank meet the hot water use demand of user at any time all in hot water conditions.
Lower electric auxiliary heating device 37 is used for the water of 21 lower part of heating water tank, sets lower electric auxiliary heating device 37 in the afternoon The specific time is heated (according to the water habits of user and local sunshine rule synthetic setting), 21 FCL of heating water tank Water, lower electric auxiliary heating device 37 heating are primary, meet the demand at night to hot water.
The hot water outlet 31 connects the hot-water line 40 of user;Realize the output of hot water.
The upper circulation water inlet 32 is connect with the first water outlet of constant temperature three-way valve 24;
The lower inlet 35 is connect with the second water outlet of constant temperature three-way valve 24;
First water outlet of constant temperature three-way valve 24 is the higher hot water outlet of temperature, the second water outlet of constant temperature three-way valve 24 For the lower warm water of temperature, cooling water outlet.
The hot water of solar thermal collector 23 is entered by the first water outlet and upper circulation water inlet 32 of constant temperature three-way valve 24 The top of water tank 21.
The warm water of solar thermal collector 23 enters water tank by the second water outlet and lower inlet 35 of constant temperature three-way valve 24 21 middle part.
Therefore, this high-efficiency intelligent solar energy water heater can realize the collection of solar energy regardless of sunlight power.
The lower circulating outlet 38 is connect with the water inlet end of circulating pump 22;
The tap water water inlet 39 connects the running water pipe 41 of user;
Running water pipe 41 is equipped with constant-current stabilizer, and constant-current stabilizer is flow stabilizing valve, and those skilled in the art is appreciated that.
The water inlet end of the solar thermal collector 23 is connect with the water outlet of circulating pump 22, the water outlet of solar thermal collector 23 End is connect with the water inlet end of constant temperature three-way valve 24;
The solar thermal collector 23 is equipped with the first temperature sensor 42;
There is heat exchanging pipe inside solar thermal collector 23, the first temperature sensor 42 is arranged on heat exchanging pipe, and first Temperature sensor 42 is used to detect the water temperature inside solar thermal collector 23, and those skilled in the art is appreciated that.
The circulating pump 22, upper temperature sensor 33, upper electric auxiliary heating device 34, lower temperature sensor 36, lower electricity are auxiliary Heating device 37 and the first temperature sensor 42 is helped to be electrically connected respectively with controller 25 by route, controller 25 has built-in Control system realizes the control of high-efficiency intelligent solar energy water heater, and 24 hours for can be realized hot water are supplied, and can be sufficiently sharp Use solar energy.
The high-efficiency intelligent solar energy water heater of the utility model is ideally tied existing directly-heated type and temperature difference cycle mode Altogether, learn from other's strong points to offset one's weaknesses, electric auxiliary heating device 34 and lower electric auxiliary heating device 37 in increase, so that high-efficiency intelligent solar energy Water heater can provide hot water at any time, and can efficiently use solar energy.
Further, the constant temperature three-way valve 24 is mechanical constant temperature triple valve, alternatively, the constant temperature three-way valve is electronics Formula constant temperature three-way valve, electronic type constant temperature three-way valve is electrically connected by route with controller 25, in the present embodiment, using electronic type perseverance Warm triple valve.
Further, the lower circulating outlet 38 is 10cm at a distance from lower electric auxiliary heating device 37, is recycled below The top of water outlet 38 and lower 37 bottom of electric auxiliary heating device are used as apart from benchmark;Lower electric auxiliary heating device 37 and lower temperature The distance of sensor 36 is 10cm, and the bottom of the top of following electric auxiliary heating device 37 and lower temperature sensor 36 is apart from base It is quasi-;Hot water outlet 31 is 20cm at a distance from upper circulation water inlet 32, is pushed up with 31 bottom of hot water outlet and upper circulation water inlet 32 Portion is used as apart from benchmark, realizes lower inlet 35, lower temperature sensor 36, electric auxiliary heating device 37 and lower circulating outlet 38 Layout.
Further, the upper electric auxiliary heating device 34 and lower electric auxiliary heating device 37 are heat-generating pipe, this field Technical staff is appreciated that.
The control method of this high-efficiency intelligent solar energy water heater, the method is for controlling above-mentioned high-efficiency intelligent solar energy heat Hydrophone the described method comprises the following steps:
(1) solar water heater booting operation, control system initialization;
(2) water tank upper coolant-temperature gage ts1, water tank lower part coolant-temperature gage ts2, water tank lower part timing heated time are set H1, temperature allow the starting temperature of the switching temperature ts of difference tr, the first water outlet of constant temperature three-way valve and the second water outlet, circulating pump Poor tc1, stopping temperature difference tc2, the real-time clock h of circulating pump and solar energy temperature rise detect timing setting time h2;
By taking south China as an example, sunlight intensity in the afternoon 14,15 when after intensity be greatly reduced, therefore, water tank lower part is fixed When heating time h1 when can be set as 14-17 in any point-in-time.
(3) controller carries out solar energy temperature rise and detects timing h3, and controller carries out real-time clock timing;Lower temperature sensor Acquire water tank temperature of lower t1;First temperature sensor acquires solar thermal collector temperature t2;Upper temperature sensor acquires water tank Upper temp t3;T1, t2 and t3 feed back to control system;Calculate the temperature difference tc of solar thermal collector and water tank;It enters step (4), (5) and (6);
Real-time clock h is the local standard time.
T4 carries out a temperature at regular intervals for lower temperature sensor, the first temperature sensor and upper temperature sensor Acquisition, alternatively, lower temperature sensor, the first temperature sensor and upper temperature sensor persistently keep acquisition state, this field Technical staff is appreciated that.
(4) judge whether to meet t3≤(ts1-tr), if so, upper electric auxiliary heating device carry out heating until meet t3 >= Ts1 returns again to step (3);If not, return step (3);
Water 24 hours of guarantee 21 top of water tank meet the hot water use demand of user at any time all in hot water conditions.
(5) judge whether to meet h=h1, if so, entering step (7);If not, return step (3);
(6) judge whether to meet h3=h2, if so, entering step (8);If not, return step (3);
(7) judge whether to meet t1≤(ts2-tr), if so, lower electric auxiliary heating device carry out heating until meet t1 >= Ts2 returns again to step (3);If not, return step (3);
The specific time heats whole box water to lower electric auxiliary heating device in the afternoon, meets at night the needs of to hot water Amount.
(8) judge whether to meet tc >=tc1, if so, entering step (9);If not, circulating pump stops, h3 resets and returns Step (3) reclocking;
The setting of the starting temperature difference tc1 of circulating pump, in the case where avoiding the temperature difference tc of solar thermal collector and water tank too small Still start circulating pump;Tc >=tc1 need to be met, circulating pump just starts, it ensure that the solar energy acquisition efficiency of solar thermal collector, Improve the utilization efficiency of circulating pump.
(9) judge whether to meet t2 >=ts, if so, constant temperature three-way Vavle switching, to the first water outlet, pump operating cycle enters Step (10);If not, constant temperature three-way Vavle switching, to the second water outlet, pump operating cycle enters step (10);
Guarantee that the hot water in solar thermal collector enters water tank upper, the warm water in solar thermal collector enters in water tank Portion.
(10) judge whether to meet tc≤tc2, if so, circulating pump stops, h3 is reset and return step (3) reclocking; If not, return step (8), circulating pump remains operational state.
No matter sunlight power can efficiently absorb solar energy optical-thermal to this high-efficiency intelligent solar energy water heater, preferential using too Sun can provide hot water, and heat fast, and heating temperature is high, on the basis of meet user 24 hours hot water demand at any time, more Energy conservation.
When this high-efficiency intelligent solar energy water heater working can to water tank upper and lower part selection heating, every afternoon the sun Light weakens electric auxiliary heating device at present and just heats whole box water, other periods, upper electric auxiliary heating device heating water tank top was few Part hot water had not only guaranteed there is hot water use at any time, but also can make full use of solar energy.
Further, the tc=t2-t1, t3 are consistently greater than t1, i.e. the water temperature of water tank upper is consistently greater than water tank lower part Water temperature, therefore, the temperature difference of solar thermal collector and water tank using the collected water tank temperature of lower t1 of lower temperature sensor into Row comparison.
Further, the ts is 48-55 DEG C.
Further, the h2 is 3-20min.
Above disclosure is merely preferred embodiments of the utility model, rather than the utility model is limited with this Claims still belong to what the utility model was protected according to equivalent variations made in scope of protection of the utility model Range.

Claims (4)

1. a kind of high-efficiency intelligent solar energy water heater, which is characterized in that including water tank, circulating pump, solar thermal collector, constant temperature three Port valve and controller;
Hot water outlet, upper circulation water inlet, upper temperature sensor, upper electricity auxiliary heating are successively arranged on the water tank from top to bottom Device, lower inlet, lower temperature sensor, lower electric auxiliary heating device, lower circulating outlet, tap water water inlet and blowdown Mouthful;
The hot-water line of the hot water outlet connection user;
The upper circulation water inlet is connect with the first water outlet of constant temperature three-way valve;
The lower inlet is connect with the second water outlet of constant temperature three-way valve;
The connection of the water inlet end of the lower circulating outlet and circulating pump;
The running water pipe of the tap water water inlet connection user;
The water inlet end of the solar thermal collector and the water outlet of circulating pump connect, the water outlet of solar thermal collector and constant temperature three The water inlet end of port valve connects;
The solar thermal collector is equipped with the first temperature sensor;
The circulating pump, upper temperature sensor, upper electric auxiliary heating device, lower temperature sensor, lower electric auxiliary heating device and First temperature sensor is electrically connected with the controller respectively by route, and controller has built-in control system.
2. high-efficiency intelligent solar energy water heater according to claim 1, which is characterized in that the constant temperature three-way valve is machinery Formula constant temperature three-way valve, alternatively, the constant temperature three-way valve be electronic type constant temperature three-way valve, electronic type constant temperature three-way valve by route with Controller electrical connection.
3. high-efficiency intelligent solar energy water heater according to claim 1, which is characterized in that the lower circulating outlet is under The distance of electric auxiliary heating device is 10cm, and lower electric auxiliary heating device is 10cm, lower temperature at a distance from lower temperature sensor Sensor is 10cm at a distance from lower inlet;Hot water outlet is 20cm at a distance from upper circulation water inlet.
4. high-efficiency intelligent solar energy water heater according to claim 1, which is characterized in that the upper electric auxiliary heating device It is heat-generating pipe with lower electric auxiliary heating device.
CN201821214291.4U 2018-07-28 2018-07-28 A kind of high-efficiency intelligent solar energy water heater Active CN208887136U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821214291.4U CN208887136U (en) 2018-07-28 2018-07-28 A kind of high-efficiency intelligent solar energy water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821214291.4U CN208887136U (en) 2018-07-28 2018-07-28 A kind of high-efficiency intelligent solar energy water heater

Publications (1)

Publication Number Publication Date
CN208887136U true CN208887136U (en) 2019-05-21

Family

ID=66507707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821214291.4U Active CN208887136U (en) 2018-07-28 2018-07-28 A kind of high-efficiency intelligent solar energy water heater

Country Status (1)

Country Link
CN (1) CN208887136U (en)

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