CN110864576A - Energy-saving environment-friendly heat storage device - Google Patents
Energy-saving environment-friendly heat storage device Download PDFInfo
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- CN110864576A CN110864576A CN201911153059.3A CN201911153059A CN110864576A CN 110864576 A CN110864576 A CN 110864576A CN 201911153059 A CN201911153059 A CN 201911153059A CN 110864576 A CN110864576 A CN 110864576A
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- heat
- energy
- heat exchanger
- temperature sensor
- change material
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
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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
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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
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The embodiment of the invention discloses an energy-saving and environment-friendly heat storage device, and particularly relates to the technical field of heat storages. The invention utilizes the phase-change material to heat cold water or heat medium after storing heat, has high thermal efficiency, saves energy cost, mainly relates to physical change, has no discharge, saves energy, protects environment, has low failure rate, can normally run in severe weather, simultaneously, PIC program control does not need special persons to watch and is safe and reliable.
Description
Technical Field
The embodiment of the invention relates to the technical field of heat reservoirs, in particular to an energy-saving and environment-friendly heat storage device.
Background
The electric water heater is a water heater which uses electricity as energy to heat, and is one of three water heaters which are parallel to a gas water heater and a solar water heater, the electric water heater can be divided into a water storage type, an instant heating type and an instant heating type according to the heating power, in recent years, along with the application of a large amount of renewable energy sources, particularly renewable power, and increasingly severe environmental problems, a high-grade energy storage technology and the efficient recycling of waste heat are more and more emphasized by people, the opportunity is provided for the further development of a heat storage technology, and the application of the heat storage technology to the daily life needs of people gradually becomes one of key projects of research;
the heat storage process is that the heat storage medium absorbs solar radiation or heat of other carriers is stored in the medium, the heat is released when the ambient temperature is lower than the temperature of the medium, meanwhile, the medium returns to the initial state after the heat is released, the phase change is repeatedly circulated to form the process of storing and releasing the heat, the heat storage medium is fixed in a container, and the device is called as a heat reservoir.
The prior art has the following defects: in the prior art, the heat transfer efficiency of the electric heating water heating equipment is not high, the energy consumption is more, and the energy conservation and the environmental protection are not enough.
Disclosure of Invention
Therefore, the embodiment of the invention provides an energy-saving and environment-friendly heat storage device, through the arranged heat exchanger and a PIC controller, the PIC controller can heat at valley time to supply full water storage tank and full heat storage tank with temperature in short time, so as to achieve the purpose of heating at night and use in daytime, the energy cost is saved by 30-40% compared with the energy cost of the traditional hot water equipment, meanwhile, the heat efficiency can be promoted to reach about 90% by the characteristics of phase change materials in the heat reservoir, the energy cost is saved by 10-15% compared with the energy cost of the traditional hot water equipment, in addition, the working principle in the heat reservoir equipment is physical change, no discharge, no noise, low failure rate and normal operation in severe weather, finally, the PIC control can set remote mobile phone control, fault alarm reminding, temperature control, water quantity and electric quantity display, no special person is needed to take care, safety and reliability are realized, so as, more energy consumption, and further insufficient energy conservation and environmental protection.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: an energy-saving and environment-friendly heat storage device comprises a heat reservoir, wherein four heat exchangers are arranged inside the heat reservoir, a connecting pipe is fixedly arranged between every two adjacent heat exchangers, an electric control cabinet is fixedly arranged on the outer side of the heat reservoir, a PIC display screen is arranged right above the electric control cabinet, the outer surfaces of the two heat exchangers close to the electric control cabinet are respectively and fixedly provided with a cold water inlet and a hot water outlet, the outer surfaces of the cold water inlet and the hot water outlet are respectively and fixedly provided with a water inlet temperature sensor and a water outlet temperature sensor, a PIC controller is fixedly arranged inside the electric control cabinet, and the water inlet temperature sensor and the water outlet temperature sensor are connected with the electrical connection end of the PIC controller;
heat exchanger is bolted fixation has top cap and bottom respectively along the both ends of vertical direction, heat exchanger's structure sets up to bilayer structure and the inside fixed mounting of intermediate layer has electric heating pipe, and electric heating pipe is connected with the electrical property link of PIC controller, heat exchanger's inside is provided with the spiral puddler perpendicularly, and the one end fixed mounting of spiral puddler has the motor, the motor is connected with the electrical property link of PIC controller, the belt pulley has been cup jointed to the output shaft of motor, and the surface of belt pulley has cup jointed the drive belt, four the spiral puddler of the inside setting of heat exchanger all cooperates through the mutual transmission of drive belt.
Furthermore, phase change material upper portion temperature sensor and phase change material lower part temperature sensor are fixed mounting respectively at heat exchanger along the both ends of vertical direction, and phase change material upper portion temperature sensor and phase change material lower part temperature sensor are connected with the electric connection end of PIC controller.
Further, the PIC display screen is connected with the electrical connection end of the PIC controller.
Furthermore, phase change materials are filled in the heat exchanger close to the spiral stirring rod, and a phase change material input pipe is fixedly installed on the outer surface of the top cover.
Furthermore, two ends of the spiral stirring rod in the vertical direction are respectively spliced with the top cover and the bottom cover, and sealing bearings are fixedly installed at the splicing positions.
Furthermore, sealing rings are fixedly arranged between the top cover and the heat exchanger and between the bottom cover and the heat exchanger.
Further, an insulating layer is fixedly arranged on the inner side wall of the heat reservoir.
Further, the bottom of heat reservoir is fixed and is equipped with the transmission room, motor fixed mounting is on the interior diapire of transmission room.
The embodiment of the invention has the following advantages:
1. through the arranged heat exchanger and the PIC controller, the PIC controller can heat during valley time control, the temperature in the water storage tank and the full heat storage device can be supplied for a short time, the purpose of heating at night and in the daytime can be achieved, the energy cost is saved by 30-40% compared with that of the traditional hot water equipment, meanwhile, the heat efficiency can be promoted to reach about 90% by virtue of the characteristics of the phase change material in the heat storage device, and the energy cost is saved by 10-15% compared with that of the traditional hot water equipment, in addition, the internal working principle of the heat storage device is physical change, no discharge, no noise, low failure rate and normal operation in severe weather can be achieved, finally, the PIC control can be set for remote mobile phone control, and the system is safe and reliable;
2. through the sealing washer and the sealed bearing that set up, heat exchanger all is equipped with the sealing washer with the junction of top cap and bottom, guarantees the leakproofness of heat exchanger internal environment, and simultaneously, the both ends of spiral puddler also are equipped with sealed bearing in order to guarantee heat exchanger's sealed effect when spiral puddler rotates under the drive of motor with the grafting department of top cap and bottom respectively, and then has guaranteed closely preventing inside phase change material outflow of heat exchanger structure, guarantees the normal stable work of heat reservoir equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a front view provided in embodiment 1 of the present invention;
fig. 2 is a top view of an internal structure provided in embodiment 1 of the present invention;
fig. 3 is a right side view of the internal structure provided in embodiment 1 of the present invention;
fig. 4 is a partial sectional view of a heat exchanger provided in embodiment 1 of the present invention;
FIG. 5 is an enlarged view of the portion A in FIG. 3 according to embodiment 1 of the present invention;
fig. 6 is a block diagram of a system provided in embodiment 1 of the present invention;
fig. 7 is a connection circuit diagram provided in embodiment 1 of the present invention;
in the figure: 1. a heat reservoir; 2. a heat exchanger; 3. a cold water inlet; 4. a hot water inlet; 5. an electric control cabinet; 6. a PIC display screen; 7. an inlet water temperature sensor; 8. an effluent temperature sensor; 9. a phase change material upper temperature sensor; 10. a phase change material lower temperature sensor; 11. a connecting pipe; 12. a transmission chamber; 13. an electric heating tube; 14. a helical agitator shaft; 15. a top cover; 16. a bottom cover; 17. a phase change material input tube; 18. a belt pulley; 19. sealing the bearing; 20. a seal ring; 21. a heat-insulating layer; 22. a transmission belt; 23. A motor; 24. a PIC controller.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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 the attached drawings 1-7 of the specification, the energy-saving and environment-friendly heat storage device of the embodiment comprises a heat reservoir 1, four heat exchangers 2 are arranged inside the heat reservoir 1, a connecting pipe 11 is fixedly arranged between every two adjacent heat exchangers 2, an electric control cabinet 5 is fixedly arranged on the outer side of the heat reservoir 1, a PIC display screen 6 is arranged right above the electric control cabinet 5, a cold water inlet 3 and a hot water outlet 4 are fixedly arranged on the outer surfaces of the two heat exchangers 2 close to the electric control cabinet 5 respectively, a water inlet temperature sensor 7 and a water outlet temperature sensor 8 are fixedly arranged on the outer surfaces of the cold water inlet 3 and the hot water outlet 4 respectively, a PIC controller 24 is fixedly arranged inside the electric control cabinet 5, and the water inlet temperature sensor 7 and the water outlet temperature sensor 8 are connected with an electrical connection end of the PIC controller;
Further, two ends of the heat exchanger 2 in the vertical direction are respectively and fixedly provided with a phase change material upper temperature sensor 9 and a phase change material lower temperature sensor 10, and the phase change material upper temperature sensor 9 and the phase change material lower temperature sensor 10 are connected with an electrical connection end of the PIC controller 24.
Further, the PIC display screen 6 is connected with the electrical connection end of the PIC controller 24, and the temperature, the water quantity and the electric quantity can be displayed through the display screen.
Further, the inside of the heat exchanger 2 is filled with a phase change material near the spiral stirring rod 14, the outer surface of the top cover 15 is fixedly provided with a phase change material input pipe 17, and the phase change material can be replaced as required through the phase change material input pipe 17, so as to exert the maximum performance of the phase change material.
The implementation scenario is specifically as follows: when the heat storage device is used, the PIC controller 24 controls the phase-change material in the heat exchanger 2 to be heated through the electric heating pipe 13 when valley electricity is generated at night, the phase-change material can be paraffin, for example, the paraffin material receives heat to be melted and stores the heat in the heat storage device 1, then, when the heat storage device is used, cold water or heating medium is injected through the cold water inlet 3, so that the phase-change material circulates in interlayers in the four heat exchangers 2 through the connecting pipes 11, the heat stored in the paraffin is absorbed and heated, the paraffin returns to a solid state from a liquid state, at the moment, the PIC controller 24 controls the motor 23 in the transmission chamber 12 to drive the belt pulley 18 to rotate through the program, the spiral stirring rods 14 in the four heat exchangers 2 are mutually matched through the belt pulley 18 and the transmission belt 22, and the phase-change material such as the paraffin in the heat exchangers, the phase-change material in the heat exchanger 2 flows, the optimal characteristic of the material is better achieved, heat is transferred to cold water or heat medium, in addition, an upper temperature sensor 9 of the phase-change material and a lower temperature sensor 10 of the phase-change material are arranged on the heat exchanger 2 and are both connected with a PIC controller 24, the optimal high-level temperature of the phase-change material is set through a program, the heating time of the electric heating pipe 13 can be controlled through the PIC controller 24, finally, an outlet water temperature sensor 8 arranged at a hot water outlet 4 is connected with the PIC controller 24, the outlet water temperature sensor 8 measures the temperature of a hot water outlet 4 and displays the temperature through a PIC display screen 6, the hot water or the heat medium reaching the set temperature is controlled by the PIC controller 24 through the program and is discharged through the hot water outlet 4 for use, the water storage tank and the heat storage tank 1 can be fully, compared with the traditional water heating equipment, the energy cost is saved by 30-40%, and meanwhile, the heat efficiency can reach about 90% due to the characteristics of the phase change material in the heat reservoir 1, and the energy cost is saved by 10-15% compared with the traditional water heating equipment.
Referring to fig. 3-4 of the specification, in the energy-saving and environment-friendly heat storage device of the embodiment, further, two ends of the spiral stirring rod 14 along the vertical direction are respectively inserted into the top cover 15 and the bottom cover 16, and the insertion positions are fixedly provided with the sealing bearings 19;
two ends of the spiral stirring rod 14 along the vertical direction are respectively inserted into the top cover 15 and the bottom cover 16, and sealing bearings 19 are fixedly arranged at the insertion positions, so that the structural sealing performance of the heat exchanger 2 is ensured.
Furthermore, sealing rings 20 are fixedly arranged between the top cover 15 and the heat exchanger 2 and between the bottom cover 16 and the heat exchanger 2, so that the structural sealing performance of the heat exchanger 2 is ensured.
Further, the inner side wall of the heat reservoir 1 is fixedly provided with a heat insulation layer 21, so that the heat insulation effect of the heat reservoir 1 is improved, and heat loss is prevented.
Further, a transmission chamber 12 is fixedly arranged at the bottom of the heat reservoir 1, and the motor 23 is fixedly mounted on the inner bottom wall of the transmission chamber 12.
The implementation scenario is specifically as follows: when the heat exchanger is used, two ends of the heat exchanger 2 in the vertical direction are fixedly connected with the top cover 15 and the bottom cover 16 through bolts respectively, meanwhile, sealing rings 20 are arranged at the connecting positions to ensure the sealing performance of the internal environment of the heat exchanger 2, meanwhile, two ends of a spiral stirring rod 14 vertically arranged in the heat exchanger 2 are respectively inserted into the top cover 15 and the bottom cover 16, and a sealing bearing 19 is also arranged at the inserting positions to ensure the sealing effect of the heat exchanger 2 when the spiral stirring rod 14 rotates under the driving of a motor 23, so that the structure of the heat exchanger 2 is ensured to tightly prevent internal phase change materials from flowing out, and the normal and stable operation of equipment of the heat reservoir 1 is ensured.
The working principle is as follows:
referring to the attached drawings 1-7 of the specification, a PIC controller 24 controls a program to heat a phase change material in the heat exchangers 2 through electric heating pipes 13 when valley electricity occurs at night, the phase change material stores heat in the heat reservoir 1, cold water or heat medium is injected through a cold water inlet 3 when the PIC controller is used, so that the phase change material circulates in interlayers in the four heat exchangers 2 through connecting pipes 11 and absorbs the heat stored in the phase change material to heat the phase change material, then an outlet water temperature sensor 8 arranged at a hot water outlet 4 is connected with the PIC controller 24, the outlet water temperature sensor 8 measures the temperature of the hot water outlet 4 and displays the temperature through a PIC display screen 6, and hot water or the heat medium reaching the set temperature is controlled by the PIC controller 24 to be discharged through the hot water outlet 4.
Referring to the attached drawings 3-4 in the specification, the joints of the heat exchanger 2 and the top cover 15 and the bottom cover 16 are both provided with a sealing ring 20 to ensure the sealing performance of the internal environment of the heat exchanger 2, and meanwhile, the insertion joints of the two ends of the spiral stirring rod 14 and the top cover 15 and the bottom cover 16 are also provided with a sealing bearing 19 to ensure the sealing effect of the heat exchanger 2 when the spiral stirring rod 14 rotates under the driving of the motor 23, so as to ensure that the structure of the heat exchanger 2 tightly prevents the internal phase-change material from flowing out, and ensure the normal and stable operation of the heat reservoir 1.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides an energy-concerving and environment-protective type heat-retaining device, includes heat reservoir (1), its characterized in that: four heat exchangers (2) are arranged in the heat reservoir (1), a connecting pipe (11) is fixedly arranged between every two adjacent heat exchangers (2), an electric control cabinet (5) is fixedly arranged on the outer side of the heat reservoir (1), a PIC display screen (6) is arranged right above the electric control cabinet (5), the outer surfaces of the two heat exchangers (2) close to the electric control cabinet (5) are respectively and fixedly provided with a cold water inlet (3) and a hot water outlet (4), the outer surfaces of the cold water inlet (3) and the hot water outlet (4) are respectively and fixedly provided with a water inlet temperature sensor (7) and a water outlet temperature sensor (8), a PIC controller (24) is fixedly arranged in the electric control cabinet (5), the inlet water temperature sensor (7) and the outlet water temperature sensor (8) are connected with the electrical connection end of the PIC controller (24);
a top cover (15) and a bottom cover (16) are respectively fixed on two ends of the heat exchanger (2) along the vertical direction by bolts, the structure of the heat exchanger (2) is a double-layer structure, an electric heating pipe (13) is fixedly arranged in the interlayer, and the electric heating tube (13) is connected with the electric connection end of the PIC controller (24), a spiral stirring rod (14) is vertically arranged in the heat exchanger (2), and one end of the spiral stirring rod (14) is fixedly provided with a motor (23), the motor (23) is connected with the electrical connection end of the PIC controller (24), the output shaft of the motor (23) is sleeved with a belt pulley (18), and the outer surface of the belt pulley (18) is sleeved with a transmission belt (22), and the four spiral stirring rods (14) arranged in the heat exchanger (2) are in transmission fit with each other through the transmission belt (22).
2. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: and the two ends of the heat exchanger (2) in the vertical direction are respectively and fixedly provided with a phase-change material upper temperature sensor (9) and a phase-change material lower temperature sensor (10), and the phase-change material upper temperature sensor (9) and the phase-change material lower temperature sensor (10) are connected with an electric connection end of a PIC controller (24).
3. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: the PIC display screen (6) is connected with the electrical connection end of the PIC controller (24).
4. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: the phase-change material is filled in the heat exchanger (2) close to the spiral stirring rod (14), and the phase-change material input pipe (17) is fixedly installed on the outer surface of the top cover (15).
5. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: two ends of the spiral stirring rod (14) along the vertical direction are respectively spliced with the top cover (15) and the bottom cover (16), and sealing bearings (19) are fixedly arranged at the splicing positions.
6. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: and sealing rings (20) are fixedly arranged between the top cover (15) and the heat exchanger (2) and between the bottom cover (16) and the heat exchanger (2).
7. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: and a heat insulation layer (21) is fixedly arranged on the inner side wall of the heat reservoir (1).
8. The energy-saving and environment-friendly heat storage device as claimed in claim 1, wherein: the bottom of heat reservoir (1) is fixed and is equipped with transmission room (12), motor (23) fixed mounting is on the interior diapire of transmission room (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911153059.3A CN110864576A (en) | 2019-11-22 | 2019-11-22 | Energy-saving environment-friendly heat storage device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911153059.3A CN110864576A (en) | 2019-11-22 | 2019-11-22 | Energy-saving environment-friendly heat storage device |
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| Publication Number | Publication Date |
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| CN110864576A true CN110864576A (en) | 2020-03-06 |
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| CN201911153059.3A Pending CN110864576A (en) | 2019-11-22 | 2019-11-22 | Energy-saving environment-friendly heat storage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611108A (en) * | 2020-12-02 | 2021-04-06 | 黄琦峰 | Phase-change constant-temperature water heater |
-
2019
- 2019-11-22 CN CN201911153059.3A patent/CN110864576A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611108A (en) * | 2020-12-02 | 2021-04-06 | 黄琦峰 | Phase-change constant-temperature water heater |
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