CN215810387U - Heat exchange box with heat storage and constant temperature - Google Patents
Heat exchange box with heat storage and constant temperature Download PDFInfo
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- CN215810387U CN215810387U CN202121438914.8U CN202121438914U CN215810387U CN 215810387 U CN215810387 U CN 215810387U CN 202121438914 U CN202121438914 U CN 202121438914U CN 215810387 U CN215810387 U CN 215810387U
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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
Abstract
The utility model relates to a heat storage constant-temperature heat exchange box which comprises a heat storage box body, an inflow port and an outflow port, wherein the inflow port and the outflow port are positioned on the heat storage box body; the bottom in the heat storage box body is provided with a uniform pore plate, one side of the uniform pore plate, which is far away from the ground, is filled with heat storage balls, and heat storage materials are sealed in the heat storage balls; the heat storage box body is filled with a secondary refrigerant, and the heat storage balls are immersed in the secondary refrigerant; and the outer wall of the heat storage box body is adhered with a heat insulation material. During heat storage, heat generated by the heating equipment directly exchanges heat with the heat storage material in the heat storage box body, and during heat release, the water inlet and return pipelines filled with secondary refrigerant directly contact with the heat storage material in the heat storage box body to exchange heat, so that the conversion loss of cold energy is reduced, and the purposes of saving energy and reducing consumption are achieved.
Description
Technical Field
The utility model relates to the technical field of heat storage equipment, in particular to a heat storage constant-temperature heat exchange box.
Background
At present, how to shift peak power demand, balance power supply and improve the effective utilization rate of electric energy is a problem that many countries pay attention to solve. The policy of time-of-use electricity price is adopted, and attention is paid to and the off-peak heat storage technology in the power industry is developed. Among them, the heat storage and cold storage technologies are less applied to the air conditioning system is the heat storage air conditioning technology, and the heat storage air conditioning is gradually gaining attention as an important component thereof.
The heat storage system generally comprises an electric heater, a heat storage material and a heat supply system, wherein the electric heater and the heat storage system are formed by connecting heating equipment, a heat storage device, control and regulation equipment and the like through pipelines and leads. Common heat accumulation device on the market generally adopts square heat accumulation case, places heat accumulation material in the heat accumulation case to arrange into inside, the return water pipeline, have the coolant in the return water pipeline, when operation under the heat accumulation operating mode, the coolant exchanges out through the heat exchanger with the heat that heating equipment produced, and the cold volume in the heat accumulation material is removed in the circulation of rethread water pump, makes the heat accumulation material carry out phase transition heat accumulation. Because the traditional mode has up to two times of cold-heat conversion, the loss of cold conversion exists, and the whole heat storage efficiency is low.
SUMMERY OF THE UTILITY MODEL
The applicant aims at the defects in the prior art and provides a heat storage constant-temperature heat exchange box with a reasonable structure, and when in heat storage, heat generated by heating equipment directly exchanges heat with a heat storage material in the box; when heat is released, the water inlet pipe and the water return pipe filled with the secondary refrigerant are in direct contact with the heat storage material in the tank for heat exchange, so that the conversion loss of cold energy is reduced, and energy conservation and consumption reduction are realized.
The technical scheme adopted by the utility model is as follows:
a heat storage constant-temperature heat exchange box comprises a heat storage box body, an inflow port and an outflow port, wherein the inflow port and the outflow port are positioned on the heat storage box body;
the bottom in the heat storage box body is provided with a uniform pore plate, one side of the uniform pore plate, which is far away from the ground, is filled with heat storage balls, and heat storage materials are sealed in the heat storage balls;
the heat storage box body is filled with a secondary refrigerant, and the heat storage balls are immersed in the secondary refrigerant;
and the outer wall of the heat storage box body is adhered with a heat insulation material.
As a further improvement of the above technical solution:
the heat storage box body is arranged into a barrel body used for containing secondary refrigerant and heat storage balls, the central axis of the barrel body is located in the horizontal plane, and support legs are arranged at the bottom of the barrel body.
The uniform distribution pore plate is positioned in the horizontal plane, and the distance between the uniform distribution pore plate and the bottom of the barrel body is smaller than the radius of the end face of the barrel body.
The equalizing pore plate comprises a plate body and through holes arranged on the plate body in an array mode, and the diameter of each through hole is smaller than that of each heat storage ball.
A liquid discharge gap is reserved between the equal distribution pore plate and the bottom of the barrel body, the outflow port is arranged at the liquid discharge gap, and the inflow port is arranged at the position, close to the top, of the other end face of the barrel body.
And the heat storage balls are filled to the top of the barrel body from the equal distribution pore plate.
And a blind flange is arranged at the feed inlet.
The temperature and the flow speed of the secondary refrigerant in the heat storage box body are constant.
And an exhaust port is arranged at the top of the heat storage box body close to the end face.
The utility model has the following beneficial effects:
the heat storage box is compact and reasonable in structure and convenient to operate, the pipeline in the traditional heat exchange mode is used for containing the secondary refrigerant, the secondary refrigerant is directly placed in the heat storage box, and the cold and heat exchange between the secondary refrigerant and the equipment such as the pipe wall is reduced in the process of replacing heat generated by heating equipment. In the traditional heat exchange process, heat energy needs to be replaced through a heat exchanger, and then cold energy is removed from the heat storage material through circulation of a water pump by using the secondary refrigerant, so that heat storage is realized. In the traditional mode, as the cold-heat conversion is performed for as many as two times, the loss of cold conversion exists, and the whole heat storage efficiency is low.
In the utility model, during heat storage, heat generated by the heating equipment directly exchanges heat with the heat storage material in the heat storage box body, and the heat storage material is arranged in a spherical shape, so that the contact area between the heat storage material and the secondary refrigerant is increased, and the heat exchange efficiency is higher; when heat is released, the water inlet and return pipelines filled with secondary refrigerant are in direct contact with the heat storage material in the heat storage box body to carry out heat exchange, so that the conversion loss of cold energy is reduced, and the purposes of saving energy and reducing consumption are achieved.
The heat storage box body adopts a circular barrel body structure, and has the advantage of high pressure resistance and lower leakage probability compared with a cubic heat storage box body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic overall structure view from another perspective of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
Fig. 4 is an enlarged view of a portion a of fig. 3 to show the structure of the equalization orifice plate.
Wherein: 1. a heat storage tank body; 2. an inflow port; 3. an outflow port; 4. a feed inlet; 5. uniformly distributing the pore plates; 6. a heat storage ball; 7. a support leg; 8. a liquid discharge gap; 9. an exhaust port;
501. a plate body; 502. and a through hole.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 4, the heat storage constant temperature heat exchange tank of the present embodiment comprises a heat storage tank body 1, an inflow port 2 and an outflow port 3 which are positioned on the heat storage tank body 1, wherein the top of the heat storage tank body 1 is provided with a feeding port 4;
the bottom in the heat storage box body 1 is provided with an equal-distribution pore plate 5, one side of the equal-distribution pore plate 5, which is far away from the ground, is filled with heat storage balls 6, and heat storage materials are sealed in the heat storage balls 6;
the heat storage box body 1 is filled with a secondary refrigerant, and the heat storage balls 6 are immersed in the secondary refrigerant;
the outer wall of the heat storage box body 1 is pasted with a heat insulation material.
The heat storage box body 1 is arranged to be a barrel body used for containing secondary refrigerant and heat storage balls 6, the central axis of the barrel body is located in the horizontal plane, and support legs 7 are arranged at the bottom of the barrel body.
The equipartition pore plate 5 is positioned in the horizontal plane, and the distance between the equipartition pore plate 5 and the bottom of the barrel body is smaller than the radius of the end face of the barrel body.
The equalizing pore plate 5 comprises a plate body 501 and through holes 502 arranged on the plate body 501 in an array mode, and the diameter of each through hole 502 is smaller than that of each heat storage ball 6.
The heat storage balls 6 are filled to the top of the barrel body from the position of the even distribution pore plate 5.
The feed opening 4 is provided with a blind flange.
The temperature and the flow speed of the secondary refrigerant in the heat storage box body are constant.
An exhaust port 9 is arranged at the top of the heat storage box body close to the end face.
The specific structure and the working principle of the embodiment are as follows:
as shown in fig. 1 and 2, the heat storage constant temperature heat exchange box is a schematic overall structure diagram, and comprises a heat storage box body 1 of a cylindrical barrel body, wherein the heat storage box body 1 is horizontally arranged, and two ends of the heat storage box body 1 are respectively provided with a support leg 7. The heat storage box body 1 in the embodiment is formed by welding a stainless steel plate edge and a round end enclosure, and except for intermittent welding between the bottom support leg 7 and the barrel body, all other welding positions adopt a full-welding mode. Compared with a common cubic box type structure, the round barrel body structure has more obvious pressure resistance and temperature resistance, and the whole body is not easy to deform.
The outer wall of the heat storage box body 1 is wrapped by a dark heat insulation material, and a black heat insulation material is adopted in the embodiment.
In the embodiment, an inflow port 2 and an outflow port 3 are respectively arranged on two end surfaces of a heat storage box body 1, wherein the outflow port 3 is provided with a drain valve and is positioned at the bottom of the end surface of a barrel body; the inflow port 2 is positioned at the top of the other end surface of the barrel body.
Lifting lugs are arranged at the tops of the two end surfaces of the barrel body. Each end face corresponds to two lifting lugs, and an exhaust port 9 is arranged between the lifting lugs on the end face where the liquid discharge valve is located.
The top of the heat storage box body 1 is provided with a feed inlet 4, and the feed inlet 4 is used for adding heat storage balls 6 into the heat storage box body 1. After the heat storage ball 6 is completely installed, the feed port 4 is sealed and closed by fastening a blind flange through a bolt.
As shown in fig. 3 and 4, the heat storage material in this embodiment is packaged in the spheres of the heat storage balls 6, the spheres are filled in the heat storage box 1 through the feeding port 4, and then the heat storage box 1 is filled with full-load refrigerant, so that the heat storage balls 6 can be immersed in the secondary refrigerant, and the secondary refrigerant can uniformly contact with the heat storage balls 6 during heat storage and heat release, and no dead angle of heat storage and heat release exists.
The equipartition pore plate in the embodiment has 5 meshes, so that the heat is uniformly distributed, and the temperature and the flow of the secondary refrigerant at the replacement position are stable.
The above description is intended to illustrate the present invention and not to limit the present invention, which is defined by the scope of the claims, and may be modified in any manner within the scope of the present invention.
Claims (9)
1. The utility model provides a heat accumulation constant temperature heat exchange box, includes heat accumulation box (1), is located inflow port (2) and egress opening (3) on heat accumulation box (1), its characterized in that: the top of the heat storage box body (1) is provided with a feeding hole (4); an equalizing pore plate (5) is arranged at the bottom in the heat storage box body (1), heat storage balls (6) are filled on one side, away from the ground, of the equalizing pore plate (5), and heat storage materials are packaged in the heat storage balls (6);
the heat storage box body (1) is filled with a secondary refrigerant, and the heat storage balls (6) are immersed in the secondary refrigerant;
and the outer wall of the heat storage box body (1) is pasted with a heat insulation material.
2. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: the heat storage box body (1) is arranged into a barrel body used for containing secondary refrigerant and heat storage balls (6), the central axis of the barrel body is located in the horizontal plane, and support legs (7) are arranged at the bottom of the barrel body.
3. The heat-accumulating constant-temperature heat exchange tank according to claim 2, characterized in that: the uniform distribution pore plate (5) is positioned in the horizontal plane, and the distance between the uniform distribution pore plate (5) and the bottom of the barrel body is smaller than the radius of the end face of the barrel body.
4. The heat-accumulating constant-temperature heat exchange tank according to claim 3, characterized in that: the equalizing pore plate (5) comprises a plate body (501) and through holes (502) arranged on the plate body (501) in an array mode, and the diameter of each through hole (502) is smaller than that of each heat storage ball (6).
5. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: equipartition orifice plate (5) and staving bottom between reserve flowing back clearance (8), flowing back clearance (8) department is located in flow outlet (3), and another terminal surface of staving is located to inflow inlet (2) and is close to the top position.
6. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: the heat storage balls (6) are filled to the top of the barrel body from the position of the even distribution pore plate (5).
7. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: and a blind flange is arranged at the feed port (4).
8. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: the temperature and the flow speed of the secondary refrigerant in the heat storage box body are constant.
9. The heat-accumulating constant-temperature heat exchange tank according to claim 1, characterized in that: and an exhaust port (9) is formed in the top of the heat storage box body and close to the end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121438914.8U CN215810387U (en) | 2021-06-25 | 2021-06-25 | Heat exchange box with heat storage and constant temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121438914.8U CN215810387U (en) | 2021-06-25 | 2021-06-25 | Heat exchange box with heat storage and constant temperature |
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| Publication Number | Publication Date |
|---|---|
| CN215810387U true CN215810387U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121438914.8U Active CN215810387U (en) | 2021-06-25 | 2021-06-25 | Heat exchange box with heat storage and constant temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659399A (en) * | 2022-04-13 | 2022-06-24 | 哈尔滨工业大学 | Thermal shock resistance solid heat storage device |
-
2021
- 2021-06-25 CN CN202121438914.8U patent/CN215810387U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659399A (en) * | 2022-04-13 | 2022-06-24 | 哈尔滨工业大学 | Thermal shock resistance solid heat storage device |
| CN114659399B (en) * | 2022-04-13 | 2024-03-26 | 哈尔滨工业大学 | thermal shock resistance solid heat storage device |
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