CN219415855U - Low-temperature phase-change heat storage cold accumulation device - Google Patents
Low-temperature phase-change heat storage cold accumulation device Download PDFInfo
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- CN219415855U CN219415855U CN202222715453.5U CN202222715453U CN219415855U CN 219415855 U CN219415855 U CN 219415855U CN 202222715453 U CN202222715453 U CN 202222715453U CN 219415855 U CN219415855 U CN 219415855U
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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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Abstract
The utility model discloses a low-temperature phase-change heat storage and cold accumulation device, which comprises a heat storage tank, wherein a heat exchange block is arranged on the side surface of the heat storage tank, two heat exchange cavities which are symmetrical front and back are arranged in the heat exchange block, an upper cover is arranged on the upper side of the heat storage tank, a liquid phase-change heat storage body is arranged in the heat storage tank, two connectors are arranged on the upper cover, the connectors can be connected with pipelines, a heat storage mechanism is arranged in the heat storage tank, a control mechanism is arranged between the heat storage tank and the heat exchange block in a connecting way, and a heat exchange pipe which is arranged in the heat storage mechanism and is in a spiral structure is arranged in the heat storage tank, so that heat exchange with the phase-change heat storage body arranged in the heat storage tank is facilitated, and meanwhile, a rotatable rotating shaft is arranged, so that the phase-change heat storage body can exchange heat sufficiently, and a heat storage effect is ensured.
Description
Technical Field
The utility model relates to the technical field of heat and cold storage equipment, in particular to a low-temperature phase-change heat and cold storage device.
Background
Energy is a subject of widespread attention worldwide in recent years, and development and utilization of renewable energy and clean energy such as waste heat of industrial waste heat are hot problems in the energy field. The phase change energy storage material has great application in waste heat utilization and peak shifting and valley filling, and in order to keep continuous and stable requirements of energy supply and power supply in production and life, and adjust the mismatch of energy supply and demand, the key is to solve the problems of energy storage and heat exchange, the existing device can not store energy for cold and hot, and the use is limited.
To this end, the utility model patent with publication number CN204730717U discloses a low-temperature phase-change heat storage device, comprising: the heat storage device comprises a heat storage chamber box body and a plurality of phase change heat storage units, wherein the heat storage chamber box body is provided with a heat insulation layer for heat preservation of the phase change heat storage units, the phase change heat storage units comprise an inner pipe, an outer pipe, a heat exchange pipeline and a solid-liquid low-temperature phase change heat storage body, the inner wall of the inner pipe is provided with a baffle plate, and the outer wall of the inner pipe is provided with fins.
In the low-temperature phase-change heat storage device in the above cases, heat release cannot be controlled, and meanwhile, the heat storage effect cannot be ensured.
Disclosure of Invention
The utility model aims to provide a low-temperature phase-change heat storage cold accumulation device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the low-temperature phase-change heat storage cold accumulation device comprises a heat storage tank, wherein a heat exchange block is arranged on the side surface of the heat storage tank, two heat exchange cavities which are symmetrical front and back are arranged in the heat exchange block, an upper cover is arranged on the upper side of the heat storage tank, a liquid phase-change heat storage body is arranged in the heat storage tank, two connectors are arranged on the upper cover, and the connectors can be connected with a pipeline;
the heat storage tank is internally provided with a heat storage mechanism, a control mechanism is connected between the heat storage tank and the heat exchange block, the heat storage mechanism can store heat and cool through a liquid phase change heat storage body arranged in the heat storage tank, and the control mechanism can release stored heat.
Preferably, the heat storage mechanism comprises two heat exchange pipes which are connected between the connectors and are positioned in the heat storage tank, the heat exchange pipes are in spiral shape in the heat storage tank, so that the heat exchange with the phase change heat storage body in the heat storage tank is facilitated, a motor is fixedly connected to the upper end of the upper cover, and the motor is in power connection with a rotating shaft positioned in the heat storage tank;
the rotary shaft is fixedly connected with a stirring auger, the stirring auger can stir the phase-change heat storage bodies, the temperature of the phase-change heat storage bodies at all positions is consistent, the heat storage effect is ensured, the upper end face of the upper cover is fixedly connected with a steam box, a steam cavity is arranged in the steam box, and the lower end wall of the steam cavity is provided with a gas guide port communicated with the heat storage tank;
the steam chamber lower end wall fixedly connected with bilateral symmetry's two clamp plate springs, two clamp plate spring coupling is equipped with and is located the clamp plate of air guide port upside, clamp plate fixedly connected with sealing block, sealing block can seal the air guide port.
Preferably, the control mechanism comprises a first temperature guide pipe connected between the steam box and the heat exchange block, and one end of the first temperature guide pipe is connected with the heat storage tank. The first temperature guide pipe is in a serpentine structure in the heat exchange cavity, so that heat release is facilitated;
the heat exchange cavity is internally provided with a second temperature guide pipe at the rear side, the second temperature guide pipe is of a snake-shaped structure, one end of the second temperature guide pipe is connected with a circulating pump and is connected with the heat storage tank through the circulating pump, and the other end of the second temperature guide pipe is connected with the heat storage tank.
Preferably, the left end wall of the heat exchange cavity is rotationally connected with three deflection shafts which are uniformly distributed, the deflection shafts are fixedly connected with deflection baffle plates, the three deflection baffle plates are mutually matched and can block heat release, and the deflection shafts are fixedly connected with driven wheels;
the upper end face of the heat exchange block is rotationally connected with a cone pulley shaft with one end positioned in the heat exchange cavity, and the cone pulley shaft is fixedly connected with three driving cone pulleys positioned in the heat exchange cavity and meshed with three driven pulleys.
Compared with the prior art, the utility model has the beneficial effects that:
the heat storage mechanism is arranged, so that the heat exchange tube which is arranged in the heat storage tank and has a spiral structure is arranged in the heat storage mechanism, and the heat exchange with the phase change heat storage body arranged in the heat storage tank is facilitated;
meanwhile, the rotatable rotating shaft is arranged, so that the phase-change heat storage body can fully exchange heat, the heat storage effect is ensured, and the steam box is arranged, so that the phase-change heat storage body steam can be discharged into the first heat conduction pipe;
the first temperature guide pipe is in a serpentine structure in the heat exchange cavity, so that the first temperature guide pipe releases heat;
the control mechanism is arranged, so that the heat released by the deflection of the three deflection baffles is controlled by the three deflection baffles which are arranged in the control mechanism and can deflect.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the present utility model;
FIG. 3 is a schematic side view of the present utility model;
FIG. 4 is a schematic structural view of a first temperature-conducting tube according to the present utility model;
FIG. 5 is a schematic view of a deflection baffle according to the present utility model;
FIG. 6 is a schematic diagram of the structure of the present utility model;
FIG. 7 is a schematic view of the structure of the stirring auger of the present utility model;
FIG. 8 is a schematic view of a steam box according to the present utility model;
fig. 9 is a schematic structural view of a second heat pipe according to the present utility model.
In the figure: 10. a heat storage tank; 11. a heat exchange block; 12. a heat exchange cavity; 13. an upper cover; 14. a connector; 15. a heat exchange tube; 16. a motor; 17. a rotating shaft; 18. stirring the auger; 19. a circulation pump; 20. a cone wheel shaft; 21. a deflection shaft; 22. deflecting the baffle; 23. driven wheel; 24. a driving cone pulley; 25. a first temperature guide tube; 26. a steam box; 27. a steam chamber; 28. an air guide port; 29. a pressing plate; 30. a platen spring; 31. a closing block; 32. a second temperature guide tube; 41. a heat storage mechanism; 42. and a control mechanism.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-9, the present utility model provides a technical solution: the low-temperature phase-change heat storage and cold accumulation device comprises a heat storage tank 10, wherein a heat exchange block 11 is arranged on the side surface of the heat storage tank 10, two heat exchange cavities 12 which are symmetrical front and back are arranged in the heat exchange block 11, an upper cover 13 is arranged on the upper side of the heat storage tank 10, a liquid phase-change heat storage body is arranged in the heat storage tank 10, two connectors 14 are arranged on the upper cover 13, and the connectors 14 can be connected with a pipeline;
the heat storage tank 10 is internally provided with a heat storage mechanism 41, a control mechanism 42 is connected between the heat storage tank 10 and the heat exchange block 11, the heat storage mechanism 41 can store heat and cool through a liquid phase change heat storage body arranged in the heat storage tank 10, and the control mechanism 42 can release stored heat.
The heat storage mechanism 41 comprises two heat exchange tubes 15 which are arranged in the heat storage tank 10 and connected between the connectors 14, the heat exchange tubes 15 are in spiral shape in the heat storage tank 10, so that the heat exchange with the phase change heat storage bodies in the heat storage tank 10 is facilitated, a motor 16 is fixedly connected to the upper end of the upper cover 13, and a rotating shaft 17 positioned in the heat storage tank 10 is connected with the motor 16 in a power mode;
the stirring auger 18 is fixedly connected with the rotating shaft 17, the stirring auger 18 can stir the phase-change heat storage bodies, the temperature of the phase-change heat storage bodies at all positions is consistent, the heat storage effect is ensured, the upper end surface of the upper cover 13 is fixedly connected with the steam box 26, a steam cavity 27 is arranged in the steam box 26, and the lower end wall of the steam cavity 27 is provided with a gas guide port 28 communicated with the heat storage tank 10;
the steam chamber 27 lower end wall fixedly connected with two bilateral symmetry's clamp plate spring 30, two clamp plate spring 30 connect be equipped with be located the clamp plate 29 of air guide port 28 upside, clamp plate 29 fixedly connected with closing piece 31, closing piece 31 can seal the air guide port 28.
Example 2:
referring to fig. 1 to 9, embodiment 2 differs from embodiment 1 in that:
the control mechanism 42 comprises a first temperature guide pipe 25 connected between the steam box 26 and the heat exchange block 11, and one end of the first temperature guide pipe 25 is connected with the heat storage tank 10. The first temperature guide tube 25 is located in the heat exchange cavity 12 at the front side, and the first temperature guide tube 25 has a serpentine structure in the heat exchange cavity 12, so that heat release is facilitated;
a second temperature guide pipe 32 is arranged in the heat exchange cavity 12 at the rear side, the second temperature guide pipe 32 is of a serpentine structure, one end of the second temperature guide pipe 32 is connected with a circulating pump 19 and is connected with the heat storage tank 10 through the circulating pump 19, and the other end of the second temperature guide pipe 32 is connected with the heat storage tank 10;
the left end wall of the heat exchange cavity 12 is rotatably connected with three deflection shafts 21 which are uniformly distributed, the deflection shafts 21 are fixedly connected with deflection baffle plates 22, the three deflection baffle plates 22 are mutually matched to prevent heat release, and the deflection shafts 21 are fixedly connected with driven wheels 23;
the upper end face of the heat exchange block 11 is rotatably connected with a cone pulley shaft 20 with one end positioned in the heat exchange cavity 12, and the cone pulley shaft 20 is fixedly connected with three driving cone pulleys 24 positioned in the heat exchange cavity 12 and meshed with three driven pulleys 23.
Working principle:
the two connectors 14 are respectively connected with an input port and an output port of the working fluid pipeline, when heat is stored, the heat exchange tube 15 is used for exchanging heat between the fluid containing heat and the phase change heat storage body in the heat storage tank 10, and meanwhile, the motor 16 is started to output power, so that the rotating shaft 17 is rotated, the stirring auger 18 is rotated, and the heat is fully exchanged;
when the phase change heat storage body is heated sufficiently, steam is formed, enters the steam cavity 27 through the air guide port 28, pushes away the sealing block 31, and enters the heat exchange cavity 12 at the front side through the first temperature guide pipe 25, and releases heat;
when the heat storage is carried out, the heat exchange tube 15 exchanges heat between the fluid with low temperature and the phase-change heat storage body, and the circulating pump 19 is started to output power, so that the phase-change heat storage body with low temperature in the heat storage tank 10 enters the second heat conduction tube 32 for heat exchange;
when the heat of the second temperature guide tube 32 and the first temperature guide tube 25 needs to be controlled, the corresponding cone pulley shaft 20 is rotated, so that the driving cone pulley 24 is rotated, the driven pulley 23 is driven to rotate, the deflection shaft 21 is driven to rotate, the deflection baffle plate 22 is driven to deflect, and the heat release is controlled.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a low temperature phase transition heat accumulation cold-storage device, includes heat accumulation jar (10), heat accumulation jar (10) upside is equipped with upper cover (13), its characterized in that: the side of the heat storage tank (10) is provided with a heat exchange block (11), two heat exchange cavities (12) which are symmetrical front and back are arranged in the heat exchange block (11), a liquid phase change heat storage body is arranged in the heat storage tank (10), the upper cover (13) is provided with two connectors (14), and the connectors (14) can be connected with a pipeline;
a heat storage mechanism (41) is arranged in the heat storage tank (10), a control mechanism (42) is connected between the heat storage tank (10) and the heat exchange block (11), the heat storage mechanism (41) can store heat and cool through a liquid phase change heat storage body arranged in the heat storage tank (10), and the control mechanism (42) can release stored heat;
the heat storage mechanism (41) comprises two heat exchange pipes (15) which are arranged in the heat storage tank (10) and connected between the connectors (14), and the heat exchange pipes (15) are in spiral shape in the heat storage tank (10) so as to facilitate full heat exchange with the phase change heat storage bodies in the heat storage tank (10).
2. The low temperature phase change thermal storage cold accumulation device as claimed in claim 1, wherein: the upper cover (13) upper end fixedly connected with motor (16), motor (16) power connection have be located axis of rotation (17) in heat accumulation jar (10).
3. The low-temperature phase-change heat storage and cold accumulation device according to claim 2, wherein: the stirring auger (18) is fixedly connected with the rotating shaft (17), and the stirring auger (18) can stir the phase-change heat storage bodies, so that the temperature of the phase-change heat storage bodies at all positions is consistent, and the heat storage effect is ensured.
4. The low temperature phase change thermal storage cold accumulation device as claimed in claim 1, wherein: the upper end face of the upper cover (13) is fixedly connected with a steam box (26), a steam cavity (27) is arranged in the steam box (26), and an air guide port (28) communicated with the heat storage tank (10) is arranged on the lower end wall of the steam cavity (27).
5. The low temperature phase change thermal storage cold accumulation device according to claim 4, wherein: the steam chamber (27) lower end wall fixedly connected with bilateral symmetry's two clamp plate springs (30), two clamp plate springs (30) are connected and are equipped with and are located clamp plate (29) of air guide port (28) upside, clamp plate (29) fixedly connected with sealing block (31), sealing block (31) can seal air guide port (28).
6. The low temperature phase change thermal storage cold accumulation device according to claim 4, wherein: the control mechanism (42) comprises a steam box (26) and a first temperature guide pipe (25) connected between the heat exchange blocks (11), one end of the first temperature guide pipe (25) is connected with the heat storage tank (10), one section of the first temperature guide pipe (25) is located on the front side in the heat exchange cavity (12), and the first temperature guide pipe (25) is in a serpentine structure in the heat exchange cavity (12) so as to facilitate heat release.
7. The low temperature phase change thermal storage cold accumulation device as claimed in claim 1, wherein: the heat exchange cavity (12) is internally provided with a second temperature guide pipe (32) at the rear side, the second temperature guide pipe (32) is of a serpentine structure, one end of the second temperature guide pipe (32) is connected with a circulating pump (19), the second temperature guide pipe is connected with the heat storage tank (10) through the circulating pump (19), and the other end of the second temperature guide pipe (32) is connected with the heat storage tank (10).
8. The low temperature phase change thermal storage cold accumulation device as claimed in claim 1, wherein: the heat exchange cavity (12) left end wall rotates and is connected with three deflection shafts (21) of evenly distributed, deflection shaft (21) fixedly connected with deflection separation blade (22), and three deflection separation blade (22) mutually support can block the heat release, deflection shaft (21) fixedly connected with follow driving wheel (23).
9. The low temperature phase change thermal storage cold accumulation device as claimed in claim 8 wherein: the upper end face of the heat exchange block (11) is rotationally connected with a cone pulley shaft (20) with one end positioned in the heat exchange cavity (12), and the cone pulley shaft (20) is fixedly connected with three driving cone pulleys (24) positioned in the heat exchange cavity (12) and meshed with three driven pulleys (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222715453.5U CN219415855U (en) | 2022-10-16 | 2022-10-16 | Low-temperature phase-change heat storage cold accumulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222715453.5U CN219415855U (en) | 2022-10-16 | 2022-10-16 | Low-temperature phase-change heat storage cold accumulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219415855U true CN219415855U (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222715453.5U Active CN219415855U (en) | 2022-10-16 | 2022-10-16 | Low-temperature phase-change heat storage cold accumulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219415855U (en) |
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2022
- 2022-10-16 CN CN202222715453.5U patent/CN219415855U/en active Active
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