CN111059777B - Energy-saving protection device suitable for solar heat collection system - Google Patents

Energy-saving protection device suitable for solar heat collection system Download PDF

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Publication number
CN111059777B
CN111059777B CN201911385617.9A CN201911385617A CN111059777B CN 111059777 B CN111059777 B CN 111059777B CN 201911385617 A CN201911385617 A CN 201911385617A CN 111059777 B CN111059777 B CN 111059777B
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energy
solar
plate
protection device
plc
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CN111059777A (en
Inventor
王志伟
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Shandong Zhongzhuo Environmental Energy Technology Co.,Ltd.
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Shandong Zhongzhuo Environmental Energy Technology Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00Solar heat collectors specially adapted for particular uses or environments
    • F24S20/40Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/10Protective covers or shrouds; Closure members, e.g. lids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00Arrangements for controlling solar heat collectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00Arrangements for controlling solar heat collectors
    • F24S50/40Arrangements for controlling solar heat collectors responsive to temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/70Sealing means
    • 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

Abstract

The invention discloses an energy-saving protection device suitable for a solar heat collection system, which comprises a protective housing, wherein a partition plate is arranged in the middle of the protective housing, an anti-skid base plate is arranged on the lower side of the protective housing, a water collection tank is arranged in the middle of the lower side of the partition plate, two groups of storage batteries which are symmetrically distributed are arranged on one side of the partition plate close to the water collection tank, a servo motor is arranged in the middle of the upper side of the partition plate, solar heat collectors are arranged in rectangular through grooves, solar photovoltaic panels are arranged on the other side of connecting plates, a sealed space is formed at night through the protective housing and a sealed cover plate arranged on the upper side of the protective housing, heat preservation is facilitated, heat preservation is realized through a second electromagnetic heater, the energy-saving protection device is suitable for areas with large day and night temperature difference, the energy consumption is low, the protection function is realized, the solar energy collection efficiency can be improved, the automation is high, convenient to use, space utilization is high.

Description

Energy-saving protection device suitable for solar heat collection system
Technical Field
The invention relates to the technical field of solar heat collection systems, in particular to an energy-saving protection device suitable for a solar heat collection system.
Background
With the increasingly tense global energy situation, the energy crisis has become a main problem restricting the development of the current society, solar energy is a new energy, has the advantages of cleanness, convenience, economy, safety, environmental protection, inexhaustibility and the like, is an internationally recognized ideal clean new energy, and the development and the use of solar energy are an important way for solving the current energy crisis, the currently used solar heat collection system has higher energy consumption, cannot be used in areas with larger day-night temperature difference, does not have a protection function, has low solar energy collection efficiency, for example, the patent of application publication No. 201720723668.8 discloses an energy-saving protection device suitable for the solar heat collection system, which comprises a heat collection water tank, a temperature sensor, a water supplementing pipe, a day circulating water pipe, a day circulating pump and corresponding valves, the solar heat collection system comprises a heating hot water tank and a plurality of solar heat collection plates, temperature sensor sets up on heat collecting water tank, and the moisturizing pipe links to each other with heat collecting water tank and heating hot water tank respectively, and a plurality of solar panel communicate through outdoor circulating line and heat collecting water tank intercommunication after communicating in proper order, and heat collecting water tank passes through circulating pipe and heating hot water tank intercommunication daytime, but above patent is in the use, can't be used for the great region of the difference in temperature round the clock, and the power consumption is higher, does not possess the protect function, and is not high to the collection efficiency of solar energy.
Therefore, the energy-saving protection device suitable for the solar heat collection system is provided.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, provide an energy-saving protection device suitable for a solar heat collection system, can be used in areas with large day-night temperature difference, has low energy consumption, has a protection function, has high solar energy collection efficiency, and can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving protection device suitable for a solar heat collection system comprises a protective housing, wherein a partition plate is arranged at the middle position of the protective housing, an anti-skid base plate is arranged at the lower side of the protective housing, a PLC (programmable logic controller) is arranged at one side outside the protective housing, a water collecting tank is arranged at the middle position of the lower side of the partition plate, two groups of storage batteries which are symmetrically distributed are arranged at one side of the partition plate close to the water collecting tank, a servo motor is arranged at the middle position of the upper side of the partition plate, a motor fixing plate is connected to one side of the partition plate close to the servo motor through a hexagon bolt, an output shaft of the servo motor is connected with one end of a rotating shaft through a coupler, the other end of the rotating shaft is connected with a first electric telescopic rod, one end of the first electric telescopic rod, far away from the servo motor, is connected with an annular fixing plate, and a double-shaft motor is arranged at the middle position of the annular fixing plate through a hexagon bolt, two sets of output shafts of biax motor all have the one end of main shaft through the coupling joint, the other end of main shaft all is connected with the connecting plate, one side of connecting plate all is equipped with the rectangle and leads to the groove, the inside that the rectangle led to the groove all is equipped with solar collector, the opposite side of connecting plate all is equipped with the solar photovoltaic board, servo motor, first electric telescopic handle and biax motor's input is connected to the output difference electricity of PLC controller, the input of PLC controller is connected to the output electricity of battery, the input of battery is connected to the output electricity of solar photovoltaic board.
As a preferable technical scheme of the present invention, one side of the solar thermal collector passes through the connecting plate and is connected to the water collecting pipes, one side of the water collecting pipes is connected to one end of the hot water pipe, and the other end of the hot water pipe penetrates through the partition plate and extends to the inside of the water collecting tank.
As a preferable technical scheme of the invention, a negative pressure suction pump is arranged on one side of the outer part of the water collecting tank, a water inlet pipe is arranged on one side of the water collecting tank close to the negative pressure suction pump, a liquid inlet of the negative pressure suction pump is connected with one end of a cold water pipe, the other end of the cold water pipe is connected with the water collecting pipe, a liquid outlet of the negative pressure suction pump is connected with one end of a liquid guide pipe, the other end of the liquid guide pipe extends into the water collecting tank, and an output end of the PLC is electrically connected with an input end of the negative pressure suction pump.
As a preferable technical scheme of the invention, two groups of second electromagnetic heaters which are symmetrically distributed are arranged on one side of the partition board close to the servo motor, and the output end of the PLC is electrically connected with the input end of the second electromagnetic heater.
As a preferable technical solution of the present invention, a solar tracker is disposed on a side of the partition board close to the second electromagnetic heater, a first temperature sensor is disposed on a side of the partition board close to the solar tracker, and an input end of the PLC controller is electrically connected to output ends of the solar tracker and the first temperature sensor, respectively.
As a preferable technical solution of the present invention, a third electromagnetic heater is disposed on an inner bottom surface of the water collection tank, a liquid level sensor is disposed on one side of the inside of the water collection tank, a second temperature sensor is disposed on the other side of the inside of the water collection tank, and an input end of the PLC controller is electrically connected to output ends of the liquid level sensor and the second temperature sensor, respectively.
As a preferable technical scheme of the invention, the middle position of the lower side of the water collecting tank is connected with one end of a liquid outlet pipe, the middle position of the liquid outlet pipe is provided with an electromagnetic valve, and the output end of the PLC is electrically connected with the input end of the electromagnetic valve.
According to a preferable technical scheme of the invention, two groups of connecting bosses which are symmetrically distributed are arranged on two sides of the protective housing, column grooves are formed in the middle positions of the connecting bosses, second electric telescopic rods are arranged in the column grooves, and the output end of the PLC is electrically connected with the input end of each second electric telescopic rod.
As a preferable technical scheme of the invention, one end of the second electric telescopic rod, which is far away from the connecting boss, is connected with a sealing cover plate, and a transparent plate is arranged in the middle of the sealing cover plate.
As a preferable technical scheme of the present invention, a photoelectric sensor is disposed on an upper side of the transparent plate, and an output end of the photoelectric sensor is electrically connected to an input end of the PLC controller.
Compared with the prior art, the invention has the beneficial effects that: sealed apron that is equipped with through protective housing and upside constitutes the confined space at night, do benefit to and keep warm, thereby can be applicable to the great region of the difference in temperature round the clock through the heat preservation of second electromagnetic heater heat supply, the power consumption is lower, the protection function is possessed, solar collector who is equipped with through the connecting plate upside turns into the heat energy of water with solar energy, thereby and the solar photovoltaic board that is equipped with through the connecting plate downside turns into solar energy the electric energy storage and can improve the collection efficiency to solar energy in the battery, it is automatic higher, high durability and convenient use, the space utilization is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the right-view structure of the present invention;
FIG. 3 is a schematic bottom view of the present invention;
FIG. 4 is a rear bottom view of the apparatus of FIG. 3;
in the figure: 1 protective cover shell, 2 anti-skid backing plates, 3 storage batteries, 4 partition plates, 5 first electromagnetic heaters, 6 servo motors, 7 first electric telescopic rods, 8 solar trackers, 9 second electromagnetic heaters, 10 hot water pipes, 11 cold water pipes, 12 annular fixing plates, 13 double-shaft motors, 14 sealing cover plates, 15 transparent plates, 16 photoelectric sensors, 17 solar heat collectors, 18 water collecting pipes, 19 connecting bosses, 20 PLC controllers, 21 connecting plates, 22 first temperature sensors, 23 motor fixing plates, 24 solar photovoltaic plates, 25 main shafts, 26 liquid level sensors, 27 third electromagnetic heaters, 28 electromagnetic valves, 29 liquid outlet pipes, 30 water collecting tanks, 31 second temperature sensors, 32 second electric telescopic rods, 33 negative pressure suction pumps and 34 water inlet pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an energy-saving protection device suitable for a solar heat collection system comprises a protective housing 1, a partition plate 4 is arranged at the middle position of the protective housing 1, an anti-slip backing plate 2 is arranged at the lower side of the protective housing 1 and used for keeping the protective housing 1 stable and preventing sliding, a PLC (programmable logic controller) 20 is arranged at one side of the outside of the protective housing 1, a water collecting tank 30 is arranged at the middle position of the lower side of the partition plate 4 and used for storing water, a negative pressure suction pump 33 is arranged at one side of the outside of the water collecting tank 30, a water inlet pipe 34 is arranged at one side of the water collecting tank 30 close to the negative pressure suction pump 33 and used for providing water into the water collecting tank 30, two groups of storage batteries 3 which are symmetrically distributed are arranged at one side of the partition plate 4 close to the water collecting tank 30 and used for storing electric energy converted from solar energy, a servo motor 6 is arranged at the middle position of the upper side of the partition plate 4, two groups of second electromagnetic heaters 9 which are symmetrically distributed are arranged at one side of the partition plate 4 close to the servo motor 6, used for heating and insulating the interior of the protective housing 1, prevent the temperature from being too low and causing damage to the equipment, the output end of the PLC controller 20 is electrically connected with the input end of the second electromagnetic heater 9, one side of the clapboard 4 close to the second electromagnetic heater 9 is provided with the solar tracker 8 for improving the utilization rate of sunlight, one side of the clapboard 4 close to the solar tracker 8 is provided with the first temperature sensor 22, the input end of the PLC controller 20 is respectively and electrically connected with the output ends of the solar tracker 8 and the first temperature sensor 22, one side of the clapboard 4 close to the servo motor 6 is connected with the motor fixing plate 23 through the hexagon bolt, the output shaft of the servo motor 6 is connected with one end of the rotating shaft through the coupler, the other end of the rotating shaft is connected with the first electric telescopic rod 7, one end of the first electric telescopic rod 7 far away from the servo motor 6 is connected with the annular fixing plate 12, the middle position of the annular fixing plate 12 is provided with the double-shaft motor 13 through the hexagon bolt, two groups of output shafts of the double-shaft motor 13 are connected with one end of a main shaft 25 through a coupling, the other end of the main shaft 25 is connected with a connecting plate 21, one side of the connecting plate 21 is provided with a rectangular through groove, a solar thermal collector 17 is arranged inside the rectangular through groove and used for converting solar energy into heat energy of water, one side of the solar thermal collector 17 penetrates through the connecting plate 21 and is connected with a water collecting pipe 18, one side of the water collecting pipe 18 is connected with one end of a hot water pipe 10, the other end of the hot water pipe 10 penetrates through a partition plate 4 and extends into a water collecting tank 30, a liquid inlet of a negative pressure suction pump 33 is connected with one end of a cold water pipe 11, the other end of the cold water pipe 11 is connected with the water collecting pipe 18, a liquid outlet of the negative pressure suction pump 33 is connected with one end of a liquid guide pipe, the other end of the liquid guide pipe extends into the water collecting tank 30, and an output end of a PLC (programmable logic controller) 20) is electrically connected with an input end of the negative pressure suction pump 33, the bottom surface of the inside of the water collecting tank 30 is provided with a third electromagnetic heater 27, one side of the inside of the water collecting tank 30 is provided with a liquid level sensor 26 for detecting the water level inside the water collecting tank 30, the other side of the inside of the water collecting tank 30 is provided with a second temperature sensor 31, the input end of the PLC 20 is respectively and electrically connected with the output ends of the liquid level sensor 26 and the second temperature sensor 31, the middle position of the lower side of the water collecting tank 30 is connected with one end of a liquid outlet pipe 29, the middle position of the liquid outlet pipe 29 is provided with an electromagnetic valve 28 for supplying water, the output end of the PLC 20 is electrically connected with the input end of the electromagnetic valve 28, the other side of the connecting plate 21 is provided with a solar photovoltaic panel 24 for converting solar energy into electric energy to be stored in the storage battery 3, two sides of the protective housing 1 are provided with two groups of connecting bosses 19 which are symmetrically distributed, the middle positions of the inside of the connecting bosses 19 are provided with column grooves, and the inside of the column grooves are provided with second electric telescopic rods 32, second electric telescopic handle 32 keeps away from the one end of connecting boss 19 and is connected with sealed apron 14, the intermediate position of sealed apron 14 is equipped with transparent plate 15, the upside of transparent plate 15 is equipped with photoelectric sensor 16, PLC controller 20's input is connected to photoelectric sensor 16's output electricity, PLC controller 20's output electricity is connected the input of second electric telescopic handle 32, servo motor 6 is connected to PLC controller 20's output electricity respectively, the input of first electric telescopic handle 7 and double-shaft motor 13, PLC controller 20's input is connected to battery 3's output electricity, battery 3's input is connected to solar photovoltaic board 24's output electricity.
When in use: firstly, the illumination detection can be carried out through a photoelectric sensor 16 arranged on the upper side of a transparent plate 15, then the illumination detection is carried out through an electric signal, the electric signal is transmitted to the input end of a PLC (programmable logic controller) 20, the PLC 20 controls to open a second electric telescopic rod 32, the second electric telescopic rod 32 telescopically pushes a connected sealing cover plate 14 to separate relative to a protective housing 1, then the first electric telescopic rod 7 is controlled to open through the PLC 20, the first electric telescopic rod 7 telescopically pushes a connected annular fixing plate 12 and a double-shaft motor 13 to move up and down, so that a connecting plate 21 is driven to move, at the moment, a negative pressure suction pump 33 is controlled to open through the PLC 20, so that water circulation is carried out, when the water circulation is carried out, water is heated through a solar heat collector 17, when the water is heated, the water temperature can be detected through a second temperature sensor 31 and then transmitted to the input end of the PLC 20, the PLC 20 controls to open the double-shaft motor 13, the output shaft of double-shaft motor 13 rotates and drives main shaft 25 and rotate, main shaft 25 rotates and drives connecting plate 21 and rotate, thereby make solar photovoltaic board 24 and sunlight contact, thereby it stores in battery 3 to convert solar energy into the electric energy, night time, will seal cover plate 14 and protective housing 1 and close again, then detect temperature in to protective housing 1 through first temperature sensor 22, it is great when the difference in temperature round the clock, the temperature is low when night, can open second electromagnetic heater 9 through PLC controller 20 control and keep warm, can also open through PLC controller 20 control that third electromagnetic heater 27 heats to the water catch tank 30 in the aqueous liquid can.
According to the solar water heater, a sealed space is formed at night by the protective housing 1 and the sealing cover plate 14 arranged on the upper side, heat preservation is facilitated, heat preservation is provided through the second electromagnetic heater 9, so that the solar water heater can be suitable for areas with large day and night temperature difference, energy consumption is low, a protection function is achieved, solar energy is converted into heat energy of water through the solar heat collector 17 arranged on the upper side of the connecting plate 21, the solar energy is converted into electric energy through the solar photovoltaic plate 24 arranged on the lower side of the connecting plate 21, the electric energy is stored in the storage battery 3, and therefore the solar energy collecting efficiency can be improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An energy-saving protection device suitable for solar energy collection systems, comprising a protective casing (1), characterized in that: the middle position of the protective housing (1) is provided with a partition plate (4), the lower side of the protective housing (1) is provided with an anti-slip base plate (2), one side of the outside of the protective housing (1) is provided with a PLC (programmable logic controller) (20), the middle position of the lower side of the partition plate (4) is provided with a water collection tank (30), one side of the partition plate (4) close to the water collection tank (30) is provided with two groups of storage batteries (3) which are symmetrically distributed, the middle position of the upper side of the partition plate (4) is provided with a servo motor (6), one side of the partition plate (4) close to the servo motor (6) is connected with a motor fixing plate (23) through a hexagonal bolt, the output shaft of the servo motor (6) is connected with one end of a rotating shaft through a coupler, the other end of the rotating shaft is connected with a first electric telescopic rod (7), one end of the first electric telescopic rod (7) far away from the servo motor (6) is connected with an annular fixing plate (12), a double-shaft motor (13) is arranged in the middle of the annular fixing plate (12) through a hexagon bolt, two groups of output shafts of the double-shaft motor (13) are connected with one end of a main shaft (25) through a coupling, the other end of the main shaft (25) is connected with a connecting plate (21), one side of the connecting plate (21) is provided with a rectangular through groove, a solar heat collector (17) is arranged inside each rectangular through groove, a solar photovoltaic plate (24) is arranged on the other side of each connecting plate (21), the output end of the PLC (20) is respectively and electrically connected with the input ends of the servo motor (6), the first electric telescopic rod (7) and the double-shaft motor (13), the output end of the storage battery (3) is electrically connected with the input end of the PLC (20), the output end of the solar photovoltaic panel (24) is electrically connected with the input end of the storage battery (3);
two groups of connecting bosses (19) are symmetrically distributed on two sides of the protective housing (1), column grooves are formed in the middle positions of the connecting bosses (19), second electric telescopic rods (32) are arranged in the column grooves, and the output ends of the PLC (20) are electrically connected with the input ends of the second electric telescopic rods (32);
one end, far away from the connecting boss (19), of the second electric telescopic rod (32) is connected with a sealing cover plate (14), and a transparent plate (15) is arranged in the middle of the sealing cover plate (14);
the upper side of the transparent plate (15) is provided with a photoelectric sensor (16), and the output end of the photoelectric sensor (16) is electrically connected with the input end of the PLC (20).
2. An energy-saving protection device suitable for a solar energy heat collecting system according to claim 1, wherein: one side of the solar heat collector (17) penetrates through the connecting plate (21) and is connected with the water collecting pipe (18), one side of the water collecting pipe (18) is connected with one end of the hot water pipe (10), and the other end of the hot water pipe (10) penetrates through the partition plate (4) and extends to the inside of the water collecting tank (30).
3. An energy-saving protection device suitable for a solar energy heat collecting system according to claim 1, wherein: the utility model discloses a negative pressure suction pump, including header tank (30), inlet pipe (34), inlet pipe (11), cold water pipe (11), water collection tank (30), the outside one side of header tank (30) is equipped with negative pressure suction pump (33), one side that header tank (30) is close to negative pressure suction pump (33) is equipped with inlet tube (34), the inlet of negative pressure suction pump (33) is connected with the one end of catheter, the other end of catheter extends to the inside of header tank (30), the input of negative pressure suction pump (33) is connected to the output electricity of PLC controller (20).
4. An energy-saving protection device suitable for a solar energy heat collecting system according to claim 1, wherein: one side of the partition plate (4) close to the servo motor (6) is provided with two groups of second electromagnetic heaters (9) which are symmetrically distributed, and the output end of the PLC (20) is electrically connected with the input end of the second electromagnetic heater (9).
5. An energy-saving protection device suitable for solar energy collection system according to claim 4, wherein: one side that baffle (4) are close to second electromagnetic heater (9) is equipped with solar energy tracker (8), one side that baffle (4) are close to solar energy tracker (8) is equipped with first temperature sensor (22), the output of solar energy tracker (8) and first temperature sensor (22) is connected to the input electricity respectively of PLC controller (20).
6. An energy-saving protection device suitable for a solar energy heat collecting system according to claim 1, wherein: the inside bottom surface of header tank (30) is equipped with third electromagnetic heater (27), inside one side of header tank (30) is equipped with level sensor (26), the inside opposite side of header tank (30) is equipped with second temperature sensor (31), the output of level sensor (26) and second temperature sensor (31) is connected to the input electricity respectively of PLC controller (20).
7. An energy-saving protection device suitable for a solar energy heat collecting system according to claim 1, wherein: the downside intermediate position of header tank (30) is connected with the one end of drain pipe (29), the intermediate position of drain pipe (29) is equipped with solenoid valve (28), the input of solenoid valve (28) is connected to the output electricity of PLC controller (20).
CN201911385617.9A 2019-12-29 2019-12-29 Energy-saving protection device suitable for solar heat collection system Active CN111059777B (en)

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CN111059777B true CN111059777B (en) 2021-08-06

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Publication number Priority date Publication date Assignee Title
CN112378101A (en) * 2020-10-14 2021-02-19 李淼 Heat preservation type PVC plastic conduit

Citations (5)

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Publication number Priority date Publication date Assignee Title
JP2002295911A (en) * 2001-03-30 2002-10-09 Noritz Corp Hybrid solar heat collecting apparatus
CN101098115A (en) * 2007-06-13 2008-01-02 张耀明 Tracing collection thermoelectric comprehensive utilization system
CN108692468A (en) * 2017-03-02 2018-10-23 华北电力大学 Family's thermoelectricity energy conserving system based on photovoltaic and photothermal
CN109631417A (en) * 2019-01-04 2019-04-16 重庆大学 A kind of photovoltaic and photothermal integral device with nocturnal radiation refrigerating function
CN109682097A (en) * 2018-12-12 2019-04-26 广东大粤新能源科技股份有限公司 A kind of solar heating bath apparatus for skyscraper

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002295911A (en) * 2001-03-30 2002-10-09 Noritz Corp Hybrid solar heat collecting apparatus
CN101098115A (en) * 2007-06-13 2008-01-02 张耀明 Tracing collection thermoelectric comprehensive utilization system
CN108692468A (en) * 2017-03-02 2018-10-23 华北电力大学 Family's thermoelectricity energy conserving system based on photovoltaic and photothermal
CN109682097A (en) * 2018-12-12 2019-04-26 广东大粤新能源科技股份有限公司 A kind of solar heating bath apparatus for skyscraper
CN109631417A (en) * 2019-01-04 2019-04-16 重庆大学 A kind of photovoltaic and photothermal integral device with nocturnal radiation refrigerating function

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