CN111623509A - AC/DC integrated water heater - Google Patents
AC/DC integrated water heater Download PDFInfo
- Publication number
- CN111623509A CN111623509A CN202010396121.8A CN202010396121A CN111623509A CN 111623509 A CN111623509 A CN 111623509A CN 202010396121 A CN202010396121 A CN 202010396121A CN 111623509 A CN111623509 A CN 111623509A
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- CN
- China
- Prior art keywords
- current
- alternating current
- direct current
- alternating
- direct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2021—Storage heaters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/02—Circuit arrangements for ac mains or ac distribution networks using a single network for simultaneous distribution of power at different frequencies; using a single network for simultaneous distribution of ac power and of dc power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention relates to an alternating current-direct current integrated water heater which comprises a water tank, an alternating current heating pipe, a direct current heating pipe and a control display system, wherein the alternating current heating pipe and the direct current heating pipe are installed in the water tank, the alternating current heating pipe is connected with an alternating current temperature limiter, an alternating current control relay and an alternating current power supply through an alternating current power line to form an alternating current loop, the direct current heating pipe is connected with the direct current temperature limiter, the direct current control relay and a photovoltaic power generation power supply through a direct current power line to form a direct current loop, the control display system is respectively connected with the direct current control relay, the alternating current control relay and a water temperature sensor, and a power supply switching module is preferentially connected. The invention adopts an AC/DC integrated heating control mode, two control heating systems can work independently or jointly, a photovoltaic electric heating mode is preferentially used, commercial power AC heating is an auxiliary function, and the photovoltaic electric heating mode and the commercial power heating mode can realize manual conversion and automatic conversion.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to an alternating current and direct current integrated water heater.
Background
The electric water heater is a common electrical equipment, mainly provides water with proper temperature, the common mode is an alternating current heating mode, a municipal alternating current power supply is adopted to provide energy, the electric heating pipe is directly heated to water in the water heater, the power consumption is large, the current requirement for ensuring the user to use hot water at any time is met, the control logic is designed to be constant temperature heating, under the mode, under the condition of not using water, a water tank is in a state with large heat loss, unnecessary energy waste is caused, the alternating current direct heating mode is high in surface temperature of the heating pipe, large in temperature difference, easy to cause incrustation on the surface of the heating pipe, and the service life is short.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide an alternating current and direct current integrated water heater.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an alternating current-direct current integral type water heater, includes water tank, alternating current heating pipe, direct current heating pipe, control display system, the water tank includes shell, heat preservation, inner bag, the heat preservation is located between shell and the inner bag, plays heat retaining effect, install alternating current heating pipe, direct current heating pipe in the water tank, alternating current heating pipe is connected with alternating current temperature limiter, alternating current control relay, earth leakage protection plug, alternating current power supply through the alternating current power cord, forms alternating current circuit, direct current heating pipe is connected with direct current temperature limiter, direct current control relay, photovoltaic power generation power supply through the direct current power cord, forms direct current circuit, be equipped with temperature sensor in the water tank, control display system is connected with direct current control relay, alternating current control relay, temperature sensor respectively, and the preferential switch-on photovoltaic of power switching module.
Specifically, a high water level water outlet and a low water level water inlet are arranged in the water tank, and a water flow sensor is installed at the low water level water inlet.
Specifically, alternating current of the alternating current power supply is generated after passing through the alternating current temperature limiter, the transformer and the rectification filter module and is connected with the power supply switching module, direct current of the photovoltaic power generation power supply is connected with the power supply switching module through the direct current temperature limiter and the wide input DCDC module, and the power supply switching module outputs the direct current to supply power to the control display system.
Specifically, the control display system comprises a microprocessor, a water temperature and setting function display circuit, an operation panel, a temperature display and a relay control circuit.
The invention has the following beneficial effects: the invention adopts an AC/DC integrated heating control mode, two control heating systems can work independently or jointly, a photovoltaic electric heating mode is preferentially used, and AC heating of commercial power is an auxiliary function; manual conversion and automatic conversion can be realized by photovoltaic electric heating and commercial power heating modes; the photovoltaic power and the commercial power can realize screen display (including temperature, time, heating mode and the like), panel operation, function setting and intelligent switching of power supply modes, preferentially use the photovoltaic power and save energy; the low-power direct-current heating pipe has low surface temperature, reduces the phenomenon of scale formation on the surface and has longer service life; the microprocessor can write in a program reservation switch function, and can set the alternating current intervention time and the temperature according to the bathing time of a user.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a control schematic diagram of the present invention.
In the figure, 1 is a low water level water inlet, 2 is a high water level water outlet, 3 is a sewage outlet plug, 4 is a direct current power line, 5 is an alternating current power line, 6 is a leakage protection plug, 7 is an alternating current heating pipe, 8 is a direct current heating pipe, 9 is a magnesium rod, 10 is a water flow sensor, 11 is a shell, 12 is a heat preservation layer, 13 is a temperature display, 14 is an operation panel, 15 is an inner container, 16 is an electricity-proof wall, 17 is a control display system, 18 is a water temperature sensor, 19 is an alternating current control relay, 20 is a direct current control relay, 21 is a power supply switching module, 22 is an alternating current temperature limiter, 23 is a direct current temperature limiter, 24 is a.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings.
The alternating current-direct current integrated water heater shown in fig. 1 and 2 comprises a water tank, an alternating current heating pipe 7, a direct current heating pipe 8 and a control display system 17, wherein the water tank comprises a shell 11, a heat insulation layer 12 and an inner container 15, the heat insulation layer 12 is located between the shell 11 and the inner container 15 and plays a role in heat insulation, the alternating current heating pipe 7 and the direct current heating pipe 8 are installed in the water tank, the alternating current heating pipe 7 is connected with an alternating current temperature limiter 22, an alternating current control relay 19 and a leakage protection plug 6 through an alternating current power line 4, the leakage protection plug 6 is connected with a municipal 220V alternating current power supply to form an alternating current loop, the direct current heating pipe 8 is connected with a direct current temperature limiter 23, a direct current control relay 20 and a photovoltaic power supply through a direct current power line 4 to form a direct current loop, a water temperature sensor 18 is arranged in the water tank, and the control display, The alternating current control relay is connected with the water temperature sensor, and the power supply switching module is preferentially connected with the photovoltaic-converted 12V direct current, so that energy is saved.
Specifically, a high water level water outlet 2 and a low water level water inlet 1 are arranged in the water tank, and a water flow sensor 10 is installed at the low water level water inlet 1.
Specifically, the alternating current of the 220V alternating current power supply generates 12V direct current after passing through the alternating current temperature limiter 22, the transformer 24 and the rectification filter module 25, and is connected with the power supply switching module 21, the direct current of the photovoltaic power generation power supply is converted into 12V direct current through the direct current temperature limiter 23 and the wide input DCDC module 26, and is connected with the power supply switching module 21, and the power supply switching module 21 outputs the 12V direct current to supply power to the control display system 17.
Specifically, the control display system 17 comprises a microprocessor, a water temperature and setting function display circuit, an operation panel 14, a temperature display 13 and a relay control circuit, wherein the water temperature and setting function display circuit realizes screen display (including temperature, time, heating mode and the like), the operation panel 14 can realize function operation and setting, the control display system 17 firstly detects the water temperature sensor 18, when the water temperature does not reach the preset temperature T1, the direct current control relay 20 is started to heat the water in the water tank through the photovoltaic direct current power supply, and when the water temperature is higher than the preset temperature T2(T2> T1), the direct current control relay 20 is closed to stop the photovoltaic direct current power supply from heating the water in the water tank; when the water temperature does not reach T3(T3< T1), the AC heating can be directly turned on by a button of the operation panel 14 or automatically turned on according to a scheduled time, the AC heating is turned on and off by the AC control relay 19, and when the water temperature is higher than T4 (T2> T4> T3), the AC heating is automatically turned off.
The present invention is not limited to the above embodiments, and any structural changes made under the teaching of the present invention shall fall within the protection scope of the present invention, which is similar or similar to the technical solutions of the present invention.
The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
Claims (4)
1. The utility model provides an alternating current-direct current integral type water heater, includes water tank, interchange heating pipe, direct current heating pipe, control display system, its characterized in that: install alternating-current heating pipe, direct-current heating pipe in the water tank, alternating-current heating pipe is connected with alternating-current temperature limiter, alternating-current control relay, alternating current power supply through the alternating current power cord, forms alternating current circuit, direct-current heating pipe is connected with direct-current temperature limiter, direct-current control relay, photovoltaic power generation power supply through the direct current power cord, forms direct current circuit, be equipped with temperature sensor in the water tank, control display system is connected with direct-current control relay, alternating-current control relay, temperature sensor respectively, and the preferential switch-on photovoltaic of power switching module.
2. The alternating current and direct current integrated water heater according to claim 1, wherein: the water tank is internally provided with a high water level water outlet and a low water level water inlet, and the low water level water inlet is provided with a water flow sensor.
3. The alternating current and direct current integrated water heater according to claim 1, wherein: alternating current of the alternating current power supply is generated after passing through the alternating current temperature limiter, the transformer and the rectification filter module and is connected with the power supply switching module, direct current of the photovoltaic power generation power supply is connected with the power supply switching module through the direct current temperature limiter and the wide input DCDC module, and the power supply switching module outputs the direct current to supply power to the control display system.
4. The control display system comprises a microprocessor, a water temperature and setting function display circuit, an operation panel, a temperature display and a relay control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010396121.8A CN111623509A (en) | 2020-05-12 | 2020-05-12 | AC/DC integrated water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010396121.8A CN111623509A (en) | 2020-05-12 | 2020-05-12 | AC/DC integrated water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111623509A true CN111623509A (en) | 2020-09-04 |
Family
ID=72257850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010396121.8A Pending CN111623509A (en) | 2020-05-12 | 2020-05-12 | AC/DC integrated water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111623509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539562A (en) * | 2020-11-11 | 2021-03-23 | 黄绪敢 | Heating control method of electric water heater |
-
2020
- 2020-05-12 CN CN202010396121.8A patent/CN111623509A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539562A (en) * | 2020-11-11 | 2021-03-23 | 黄绪敢 | Heating control method of electric water heater |
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