CN115307236A - Ice storage type ice storage tank and ice storage system for central air conditioner - Google Patents
Ice storage type ice storage tank and ice storage system for central air conditioner Download PDFInfo
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- CN115307236A CN115307236A CN202211032178.5A CN202211032178A CN115307236A CN 115307236 A CN115307236 A CN 115307236A CN 202211032178 A CN202211032178 A CN 202211032178A CN 115307236 A CN115307236 A CN 115307236A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
- F28F13/125—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation by stirring
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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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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention belongs to the technical field of ice storage tanks, and particularly relates to an ice storage type ice storage tank for a central air conditioner, which comprises a tank body; a group of upright posts are fixedly connected to the bottom end of the tank body; the bottom end of the inner wall of the tank body is fixedly connected with an annular coil pipe; a first water inlet pipe and a first water outlet pipe are fixedly connected to the side wall of the tank body; the water inlet of the annular coil pipe is communicated with the first water inlet pipe, and the water outlet of the annular coil pipe is communicated with the first water outlet pipe; a second water inlet pipe is fixedly connected to the center of the top end of the tank body; a second water outlet pipe is fixedly connected to the center of the bottom end of the tank body; the problem that when the water contacting with the coil pipe is frozen (ice-coated pipe), the heat conduction efficiency of the refrigerant is reduced is solved; the heat medium flows in the coil pipe, after the cold quantity of ice outside the coil pipe is absorbed, the cold quantity is released to the tail end through the plate type exchanger, and when the ice contacting the coil pipe is melted to form water (a water-in-water pipe), the cold release speed is reduced, and the cold using requirement cannot be met.
Description
Technical Field
The invention belongs to the technical field of ice storage tanks, and particularly relates to an ice storage type ice storage tank and an ice storage system for a central air conditioner.
Background
The cold storage technology is that at night when the power load is low, the electric refrigerator is used for storing cold in the form of cold water or other media through refrigeration. In the daytime of the peak period of the electric power, the cold machine is not started or is started less, and the cold energy stored at night is fully utilized for cooling, so that the aim of peak load shifting and valley load filling of the electric power is fulfilled.
At present, the cold accumulation modes in the market are mainly divided into three modes, namely water cold accumulation, ice cold accumulation and phase change cold accumulation. The cold accumulation system of the central air conditioner utilizes a water ice accumulation tank to carry out cold accumulation treatment.
In the prior art, the refrigerant of the ice cold storage type ice storage tank flows in the coil pipe to freeze water outside the coil pipe into ice, and when the water contacting the coil pipe is frozen into ice (an ice-coated pipe), the heat conduction efficiency of the refrigerant is reduced; the heat medium flows in the coil pipe, after absorbing the cold quantity of the ice outside the coil pipe, the cold quantity is released to the tail end through the plate type exchanger, when the ice contacting the coil pipe melts into water (water pipe), the cold release speed is reduced, and the cold using requirement cannot be met.
Disclosure of Invention
Accordingly, the present invention is directed to an ice storage type ice storage tank for a central air conditioner, which overcomes the disadvantages and shortcomings of the prior art.
In order to make up the defects of the prior art, the problem that the refrigerant of the ice storage tank flows in the coil pipe, water outside the coil pipe is frozen into ice is solved, and when the water contacting the coil pipe is frozen into ice (an ice-coated pipe), the heat conduction efficiency of the refrigerant begins to be reduced; the heat medium flows in the coil pipe, and after the heat medium absorbs the cold energy of the ice outside the coil pipe, the cold energy is released to the tail end through the plate type exchanger, when the ice contacting the coil pipe melts into water (water drum pipe), the cooling speed is reduced, and the requirement of using cold cannot be met.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an ice cold storage type ice storage tank for a central air conditioner, which comprises a tank body; a group of upright posts are fixedly connected to the bottom end of the tank body; the bottom end of the inner wall of the tank body is fixedly connected with an annular coil pipe; a first water inlet pipe and a first water outlet pipe are fixedly connected to the side wall of the tank body; the water inlet of the annular coil pipe is communicated with the first water inlet pipe, and the water outlet of the annular coil pipe is communicated with the first water outlet pipe; a second water inlet pipe is fixedly connected to the center of the top end of the tank body; a second water outlet pipe is fixedly connected to the center of the bottom end of the tank body; a water pump is fixedly connected to the side wall of the tank body; the second water inlet pipe and the second water outlet pipe are communicated with the water pump; utilize the water pump to drive the rivers flow in the cell body, melt ice to the annular coil pipe surface that freezes and handle, avoid the thickening of ice sheet, when the heat medium flows in the annular coil pipe at the same time, in order to avoid the annular coil pipe by the water drum pipe, influence the speed of cooling, utilize the mobile state of water, cold water becomes water about 10 ℃ after cold volume is released through the board-like interchanger of cooling, dash the ice-melt on the ice sheet, become cold water again after the ice-melt, guarantee the cooling capacity to the heat medium in the annular pipeline, satisfy the cold demand.
Preferably, a first rotating shaft is arranged in the second water inlet pipe through a rotating part; the bottom end of the first rotating shaft extends into the center of the annular coil pipe, and a second rotating shaft is arranged on the outer side wall of the first rotating shaft; a group of stirring plates is fixedly connected to the outer side wall of the second rotating shaft; can fully flow annular coil pipe is whole, guarantee its even thermal diffusivity, when also can further avoiding the refrigerant cold-storage, further improve ice-melt efficiency.
Preferably, the rotating member comprises an annular groove; an annular groove is formed in the inner wall of the second water inlet pipe; a pair of rotating columns is fixedly connected to the outer side wall of the first rotating shaft, and the rotating columns are connected in the annular groove in a sliding mode; the first rotating shaft is positioned on the shaft of the second water inlet pipe and fixedly connected with a threaded blade; the water flow impact force of the water pump is passed through at the second water inlet pipe, so that the retention of the rotating force behind the first rotating shaft can be guaranteed, and the rotating state on the first rotating shaft is further guaranteed.
Preferably, the second rotating shaft is rotatably connected to the side wall of the first rotating shaft; a first gear is fixedly connected to the outer side wall of the second rotating shaft; a fixed column is fixedly connected to the pipe wall of the bottom end of the second water inlet pipe, and an annular rack is fixedly connected to the bottom end of the fixed column; the annular rack is meshed with the first gear; through annular rack and first gear intermeshing, and then let the rotation of second axis of rotation, and then can guarantee at the heat medium flow in-process, the mixing that ice water can be better carries out exothermic processing.
Preferably, a filter screen is fixedly connected to the water inlet of the second water outlet pipe; the bottom end of the first rotating shaft is fixedly connected with a scraper, and the bottom end of the scraper is attached to the filter screen; the scraper blade is used for cleaning the ice on the filter screen, so that the filter screen is prevented from being blocked by the ice blocks.
Preferably, the section of the scraper is in an inverted triangle shape; when the cleaning machine works, the section provided with the scraper is in an inverted triangle shape, so that the cleaning effect on the filter screen can be improved.
The invention has the following beneficial effects:
1. according to the ice storage type ice storage tank for the central air conditioner, the water pump is used for driving water flow in the tank body to flow, ice melting treatment is carried out on the surface of the frozen annular coil pipe, thickening of an ice layer is avoided, and similarly, when a heating medium flows in the annular coil pipe, in order to avoid influence on the cooling speed caused by the fact that the annular coil pipe is wrapped by water, the flowing state of water is utilized, cold water is changed into water with the temperature of about 10 ℃ after being released by a cooling plate type exchanger, the water rushes on the ice layer to melt ice, the cold water is changed back to the cold water after ice melting, the cooling capacity of the heating medium in the annular pipe is guaranteed, and the cold requirement is met.
2. According to the ice storage type ice storage tank for the central air conditioner, the annular rack is meshed with the first gear, so that the second rotating shaft rotates, and ice water can be better mixed to perform heat release treatment in the flowing process of a heating medium.
The invention also provides an ice storage system, which comprises the ice storage type ice storage tank for the central air conditioner; the tank body is provided with a water inlet and a water outlet; the double-working-condition refrigeration system also comprises a double-working-condition refrigeration host, an ice storage tank cold supply plate type exchanger, a glycol pump and a cold discharge pump; the water outlet of the tank body, the cold pump, the cold plate type exchanger of the ice storage tank and the water inlet of the tank body are mutually connected to form a loop; and the first water outlet pipe of the tank body, the ethylene glycol pump, the dual-working-condition refrigeration host and the first water inlet pipe of the tank body are connected with each other to form a loop.
Preferably, the device also comprises a liquid replenishing tank; the liquid replenishing tank is connected between the ethylene glycol pump and the first water outlet pipe of the tank body.
Preferably, the system further comprises a host cooling plate type exchanger; and the host cold supply plate type exchanger is connected with the liquid replenishing tank, the glycol pump and the dual-working-condition refrigeration host to form a loop.
The ice storage system of the invention can selectively refrigerate the cold plate type exchanger or the ice storage device for the host machine by arranging the dual-working-condition refrigeration host machine, and then a user can select to adopt the cold plate type exchanger or the ice storage tank for cold plate type exchanger for air conditioning and cold supply, so that the ice storage system is more economical, has higher cold storage and release efficiency, has the cold release rate as fast as that of water storage, has the ice storage volume about one eighth of that of water, and has simple structure.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a perspective view of an ice storage tank for a central air conditioner according to the present invention;
fig. 2 is a sectional view of an ice storage type ice bank for a central air conditioner according to the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial enlarged view of FIG. 2 at B;
FIG. 5 is a top sectional view of an ice storage tank for a central air conditioner according to the present invention;
fig. 6 is a schematic view of the connection relationship of the ice thermal storage system of the present invention.
In the figure: 1. a trough body; 11. a column; 12. an annular coil pipe; 13. a first water inlet pipe; 14. a first water outlet pipe; 15. a second water inlet pipe; 16. a second water outlet pipe; 17. a water pump; 18. a water inlet; 19. a water outlet; 2. a first rotating shaft; 21. a second rotating shaft; 22. a stirring plate; 23. an annular groove; 24. rotating the column; 25. a threaded blade; 26. fixing a column; 27. a first gear; 28. an annular rack; 3. a filter screen; 31. a squeegee; 4. a dual-working-condition refrigeration host; 5. an ice storage tank cold supply plate type exchanger; 6. an ethylene glycol pump; 7. a cold discharge pump; 8. a liquid replenishing tank; 9. the host machine supplies cold plate exchangers.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It will be understood that in the description of the present application, the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, i.e. a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. Further, unless otherwise specified, "a plurality" means two or more.
It should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "hollow" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.
As shown in fig. 1 to 5, the ice storage type ice storage tank for a central air conditioner according to the present invention includes a tank body 1; a group of upright posts 11 are fixedly connected to the bottom end of the tank body 1; the bottom end of the inner wall of the tank body 1 is fixedly connected with an annular coil pipe 12; a first water inlet pipe 13 and a first water outlet pipe 14 are fixedly connected to the side wall of the tank body 1; the water inlet of the annular coil pipe 12 is communicated with the first water inlet pipe 13, and the water outlet of the annular coil pipe 12 is communicated with the first water outlet pipe 14; a second water inlet pipe 15 is fixedly connected to the center of the top end of the tank body 1; a second water outlet pipe 16 is fixedly connected to the center of the bottom end of the tank body 1; a water pump 17 is fixedly connected to the side wall of the tank body 1; the second water inlet pipe 15 and the second water outlet pipe 16 are communicated with a water pump 17; in the prior art, a refrigerant of an ice storage tank flows in a coil pipe to form ice by water outside the coil pipe, and when the water contacting the coil pipe is formed into the ice (an ice-coated pipe), the heat conduction efficiency of the refrigerant begins to be reduced; the heat medium flows in the coil pipe, after the cold quantity of ice outside the coil pipe is absorbed, the cold quantity is released to the tail end through the plate type exchanger, when the ice contacting the coil pipe is melted to form water (a water-in-water pipe), the cold release speed is reduced, and the cold using requirement cannot be met; therefore, when the water storage pipe is used for cold accumulation, a refrigerant flows in the annular coil pipe 12 at the moment, in order to avoid that water on the surface of the annular coil pipe 12 is frozen into ice at the moment and influence the transmission efficiency of the refrigerant, the water pump 17 is used for driving water flow in the tank body 1 to flow, ice melting treatment is carried out on the surface of the frozen annular coil pipe 12, the thickening of an ice layer is avoided, and similarly, when a heating medium flows in the annular coil pipe 12, in order to avoid that the cooling speed is influenced by the water drum pipe of the annular coil pipe 12, by using the flowing state of water, the cold water is changed into water at about 10 ℃ after being released out cold energy through the cooling plate type exchanger, the cold water rushes on the ice layer to melt the ice, the cold water is changed back after the ice melting, the cooling amount of the heating medium in the annular pipe is ensured, and the cooling demand is met.
A first rotating shaft 2 is arranged in the second water inlet pipe 15 through a rotating part; the bottom end of the first rotating shaft 2 extends into the center of the annular coil 12, and a second rotating shaft 21 is arranged on the outer side wall of the first rotating shaft 2; a group of stirring plates 22 is fixedly connected to the outer side wall of the second rotating shaft 21; the during operation, at water pump 17 during operation, second inlet tube 15 is the state of intaking this moment, utilizes the flow of rivers to rotate through rotating first axis of rotation 2 of piece drive, and first axis of rotation 2 rotates and can conveniently rotate the retaining in the cell body 1, can fully flow annular coil 12 wholly, guarantees its even thermal diffusivity, when also can further avoiding the refrigerant cold-storage, further improves ice-melt efficiency.
The rotary member includes an annular groove 23; an annular groove 23 is formed in the inner wall of the second water inlet pipe 15; a pair of rotating columns 24 is fixedly connected to the outer side wall of the first rotating shaft 2, and the rotating columns 24 are slidably connected in the annular groove 23; the first rotating shaft 2 is fixedly connected with a threaded blade 25 on the shaft of the second water inlet pipe 15; during operation, after rivers intake from second inlet tube 15, utilize screw blade 25 to rotate this moment to rotate first axis of rotation 2, and then let and rotate post 24 at 23 rotations of ring channel, pass through water pump 17's rivers impact force at second inlet tube 15, can guarantee the maintenance to first axis of rotation 2 back revolving force, and then guarantee the rotation state on the first axis of rotation 2.
The second rotating shaft 21 is rotatably connected to the side wall of the first rotating shaft 2; a first gear 27 is fixedly connected to the outer side wall of the second rotating shaft 21; a fixed column 26 is fixedly connected to the pipe wall at the bottom end of the second water inlet pipe 15, and an annular rack 28 is fixedly connected to the bottom end of the fixed column 26; the annular rack 28 and the first gear 27 are meshed with each other; during operation, when second axis of rotation 21 rotated around first axis of rotation 2, this moment because of annular rack 28 passes through fixed column 26 to be fixed on second inlet tube 15 bottom, and annular rack 28 is in the fixed state this moment, but second axis of rotation 21 is in around first axis of rotation 2 pivoted condition, then through annular rack 28 and first gear 27 intermeshing, and then let second axis of rotation 21 rotation, and then can guarantee at heat medium flow in-process, the mixing that ice water can be better carries out heat release treatment.
A filter screen 3 is fixedly connected at the water inlet of the second water outlet pipe 16; the bottom end of the first rotating shaft 2 is fixedly connected with a scraper 31, and the bottom end of the scraper 31 is attached to the filter screen 3; during operation, be equipped with filter screen 3 and can avoid in the ice-water mixture gets into water pump 17 through second outlet pipe 16, influence water pump 17's work, utilize scraper blade 31 to clean the ice on filter screen 3 simultaneously, avoid the ice-cube to the jam of filter screen 3.
The section of the scraper 31 is in an inverted triangle shape; when the cleaning machine works, the section provided with the scraper 31 is in an inverted triangle shape, so that the cleaning effect on the filter screen 3 can be improved.
The working principle is as follows: in the prior art, a refrigerant of an ice storage tank flows in a coil pipe to form ice by water outside the coil pipe, and when the water contacting the coil pipe is formed into the ice (an ice-coated pipe), the heat conduction efficiency of the refrigerant begins to be reduced; the heat medium flows in the coil pipe, after the cold quantity of ice outside the coil pipe is absorbed, the cold quantity is released to the tail end through the plate type exchanger, when the ice contacting the coil pipe is melted to form water (a water-in-water pipe), the cold release speed is reduced, and the cold using requirement cannot be met; when the water storage pipe is used for cold accumulation, a refrigerant flows in the annular coil pipe 12 at the moment, so that the water on the surface of the annular coil pipe 12 is prevented from being frozen into ice at the moment and the conduction efficiency of the refrigerant is influenced, the water pump 17 is used for driving water flow in the groove body 1 to flow, ice melting treatment is carried out on the surface of the frozen annular coil pipe 12, the thickening of an ice layer is avoided, and similarly, when a heating medium flows in the annular coil pipe 12, the cooling speed is influenced by the water drum pipe, the flowing state of water is utilized, the cold water is changed into water at about 10 ℃ after being released out of cold energy through the cooling plate type exchanger, the cold water is flushed on the ice layer to melt the ice, and then the cold water is changed back after the ice melting, so that the cooling capacity of the heating medium in the annular pipeline is ensured, and the cooling demand is met; when the water pump 17 works, the second water inlet pipe 15 is in a water inlet state, the first rotating shaft 2 can be driven to rotate by the rotating member through the flow of water flow, the first rotating shaft 2 can rotate to conveniently rotate the stored water in the tank body 1, the annular coil pipe 12 can fully flow integrally, the uniform heat dissipation performance of the annular coil pipe is ensured, and the ice melting efficiency can be further improved when cold media are stored for cold; after water flows into the second water inlet pipe 15, the threaded blade 25 is rotated to rotate the first rotating shaft 2, so that the rotating column 24 rotates in the annular groove 23, the water flow impact force of the water pump 17 on the second water inlet pipe 15 can ensure the retention of the rear rotating force of the first rotating shaft 2, and the rotating state of the first rotating shaft 2 is further ensured; when second axis of rotation 21 rotated around first axis of rotation 2, because of annular rack 28 passes through fixed column 26 to be fixed on second inlet tube 15 bottom this moment, annular rack 28 was in the fixed state this moment, but second axis of rotation 21 is in around first axis of rotation 2 pivoted condition, then through annular rack 28 and first gear 27 intermeshing, and then let second axis of rotation 21 rotation, and then can guarantee at the heat medium flow in-process, the ice water can better mix carries out the exothermal processing.
As shown in fig. 6, the ice storage system of the present invention includes the ice storage type ice storage tank for the central air conditioner, the dual-operating-condition refrigeration host 4, the ice storage tank cold supply plate exchanger 5, the ethylene glycol pump 6, the cold release pump 7, the liquid supplement tank 8, and the host cold supply plate exchanger 9;
the tank body is provided with a water inlet 18 and a water outlet 19; the water outlet 19 of the tank body, the cold discharging pump 7, the ice storage tank cold supply plate type exchanger 5 and the water inlet 18 of the tank body are mutually connected to form a loop; the first water outlet pipe 14 of the tank body, the glycol pump 6, the dual-working-condition refrigeration host machine 4 and the first water inlet pipe 13 of the tank body are connected with each other to form a loop; the liquid supplementing tank 8 is connected between the glycol pump 6 and the first water outlet pipe 14 of the tank body;
and the host cold supply plate type exchanger 9, the liquid supplement tank 8, the glycol pump 6 and the dual-working-condition refrigeration host 4 are connected with each other to form a loop.
The ice storage system can selectively refrigerate the cold plate type exchanger or the ice storage device of the host according to different time intervals by arranging the dual-working-condition refrigeration host, and then a user can select to adopt the cold plate type exchanger or the ice storage tank to refrigerate the ice by an air conditioner.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention.
Claims (9)
1. An ice cold storage type ice storage tank for a central air conditioner is characterized by comprising a tank body (1); the bottom end of the tank body (1) is fixedly connected with a group of upright posts (11); the bottom end of the inner wall of the tank body (1) is fixedly connected with an annular coil pipe (12); a first water inlet pipe (13) and a first water outlet pipe (14) are fixedly connected to the side wall of the tank body (1); the water inlet of the annular coil pipe (12) is communicated with the first water inlet pipe (13), and the water outlet of the annular coil pipe (12) is communicated with the first water outlet pipe (14); a second water inlet pipe (15) is fixedly connected to the center of the top end of the tank body (1); a second water outlet pipe (16) is fixedly connected to the center of the bottom end of the tank body (1); a water pump (17) is fixedly connected to the side wall of the tank body (1); the second water inlet pipe (15) and the second water outlet pipe (16) are communicated with the water pump (17).
2. An ice storage tank for a central air conditioner according to claim 1, characterized in that the second water inlet pipe (15) is provided with a first rotating shaft (2) therein by a rotating member; the bottom end of the first rotating shaft (2) extends into the center of the annular coil (12), and a second rotating shaft (21) is arranged on the outer side wall of the first rotating shaft (2); and a group of stirring plates (22) is fixedly connected to the outer side wall of the second rotating shaft (21).
3. An ice storage tank for a central air conditioner according to claim 2, characterized in that the rotary member includes an annular groove (23); an annular groove (23) is formed in the inner wall of the second water inlet pipe (15); a pair of rotating columns (24) is fixedly connected to the outer side wall of the first rotating shaft (2), and the rotating columns (24) are connected in the annular groove (23) in a sliding mode; the first rotating shaft (2) is fixedly connected with a threaded blade (25) on the shaft of the second water inlet pipe (15).
4. An ice storage tank for a central air conditioner according to claim 3, characterized in that the second rotating shaft (21) is rotatably connected to the side wall of the first rotating shaft (2); a first gear (27) is fixedly connected to the outer side wall of the second rotating shaft (21); a fixed column (26) is fixedly connected to the pipe wall at the bottom end of the second water inlet pipe (15), and an annular rack (28) is fixedly connected to the bottom end of the fixed column (26); the annular rack (28) and the first gear (27) are meshed with each other.
5. The ice storage tank for the central air conditioner is characterized in that a filter screen (3) is fixedly connected to a water inlet of the second water outlet pipe (16); the bottom end of the first rotating shaft (2) is fixedly connected with a scraper (31), and the bottom end of the scraper (31) is attached to the filter screen (3).
6. The ice storage type ice storage tank for a central air conditioner as claimed in claim 5, wherein the section of the scraper (31) is an inverted triangle.
7. An ice storage system, comprising the ice storage type ice storage tank for a central air conditioner according to any one of claims 1 to 6; the tank body is provided with a water inlet (18) and a water outlet (19); the system also comprises a dual-working-condition refrigeration host (4), an ice storage tank cold supply plate type exchanger (5), a glycol pump (6) and a cold discharge pump (7); a water outlet (19) of the tank body, a cold release pump (7), an ice storage tank cold supply plate type exchanger (5) and a water inlet (18) of the tank body are mutually connected to form a loop; the first water outlet pipe (14) of the tank body, the glycol pump (6), the dual-working-condition refrigeration host (4) and the first water inlet pipe (13) of the tank body are connected with one another to form a loop.
8. An ice thermal storage system according to claim 7 further comprising a make-up fluid tank (8); the liquid replenishing tank (8) is connected between the glycol pump (6) and the first water outlet pipe (14) of the tank body.
9. An ice storage system according to claim 8, further comprising a main machine cold supply plate exchanger (9); and the main machine cold supply plate type exchanger (9), the liquid supplementing tank (8), the glycol pump (7) and the dual-working-condition refrigeration main machine (4) are connected with each other to form a loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211032178.5A CN115307236A (en) | 2022-08-26 | 2022-08-26 | Ice storage type ice storage tank and ice storage system for central air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211032178.5A CN115307236A (en) | 2022-08-26 | 2022-08-26 | Ice storage type ice storage tank and ice storage system for central air conditioner |
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| CN115307236A true CN115307236A (en) | 2022-11-08 |
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| CN202211032178.5A Pending CN115307236A (en) | 2022-08-26 | 2022-08-26 | Ice storage type ice storage tank and ice storage system for central air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379640A (en) * | 2023-03-15 | 2023-07-04 | 深圳前海中碳综合能源科技有限公司 | Cold and warm combined supply system and control method |
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2022
- 2022-08-26 CN CN202211032178.5A patent/CN115307236A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379640A (en) * | 2023-03-15 | 2023-07-04 | 深圳前海中碳综合能源科技有限公司 | Cold and warm combined supply system and control method |
| CN116379640B (en) * | 2023-03-15 | 2024-03-12 | 深圳前海中碳综合能源科技有限公司 | Cold and warm combined supply system and control method |
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