Multi-energy complementary solid heat storage device

Abstract

The utility model discloses a multi-energy complementary solid heat storage device, and relates to the technical field of solid heat storage. The device comprises a shell, the inner wall of the shell is fixedly connected with a heat insulation lining, an inner cavity of the heat insulation lining is fixedly connected with a partition plate, the bottom of the partition plate is fixedly connected with a heat storage box, the right side of the surface of the heat storage box is communicated with a connecting pipe, and the right side of the connecting pipe is communicated with a pump body. The top of the pump body communicates with a first connector, and the top of the partition plate is fixedly connected with a mounting frame. By starting the pump body, the pump body pumps an aqueous solution in the heat storage box through the connecting pipe and conveys the aqueous solution into the circulating pipe through the first connector, the circulating pipe extends to the left side of the heat storage body from the right side of the heat storage body, and after being heated by the heat storage body, the aqueous solution enters the heat storage box to be stored, so that a user can conveniently supply heat; the purpose of improving the heat supply efficiency is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heat storage devices, and specifically relates to a multi-energy complementary solid heat storage device. Background Technique

[0002] In the prior art, the main function of solid heat storage is to heat and store thermal energy in solid heat storage materials. Thermal energy can be stored during the low electricity consumption period, and when thermal energy is needed, the stored thermal energy can be continuously released to a heating system or a domestic hot water system. The performance indicators and the trend of the heat storage efficiency of a solid heat storage device depend on the rationality of the heat storage body structure. According to different heat storage media, the heat storage electric heaters on the market can be mainly divided into two types: solid heat storage electric heaters and phase change heat storage electric heaters. The solid heat storage electric heater uses refractory bricks (such as magnesite bricks and magnesite-iron bricks) as the heat storage medium. During the heat storage stage, an electric heating tube is used to heat the heat storage medium to increase its temperature, thereby realizing the conversion of electrical energy into thermal energy for storage; during the heat release stage, the temperature of the heat storage medium decreases and heat is released, and the thermal energy of the heat storage medium is converted into air thermal energy to achieve heating of a building.

[0003] Chinese Patent with the publication number CN221099458U discloses an efficient solid heat storage device, which includes a heat storage sleeve. The heat storage sleeve includes a sleeve main body, an inner cavity is provided inside the sleeve main body, a maintenance structure, the maintenance structure includes a right heat insulation sheath, the right heat insulation sheath is located on the right side inside the inner cavity, a fastener is fixed on the inner side wall of the right heat insulation sheath, a right heat storage block is fixed on the side of the fastener away from the right heat insulation sheath, a left heat storage block is engaged inside the right heat storage block, a left heat insulation sheath is fixed on the left side of the left heat storage block, and a moving structure, the moving structure includes a screw rod, and the screw rod is inserted into the side wall of the sleeve main body. The utility model is convenient for maintaining and using while solid heat storage, realizes safe operation and heat maintenance of solid heat storage, makes the use safer and the operation more convenient.

[0004] In the process of realizing the present utility model, the inventor found that there are at least the following problems in this technology. During the use of the heat storage device in the above patent, the heat storage efficiency is relatively low, and at the same time, the heating effect cannot be improved, thereby reducing the functionality of the device. In view of this, the present utility model is specifically proposed. Summary of the Invention

[0005] The technical problem to be solved by the present utility model is to overcome the deficiencies of the prior art and provide a multi-energy complementary solid heat storage device, which solves the problems raised in the above background technique.

[0006] To solve the above technical problems, the basic concept of the technical solution adopted by the present utility model is:

[0007] Multi - energy complementary solid heat storage device, including a housing, the inner wall of the housing is fixedly connected with a heat - insulating lining, the inner cavity of the heat - insulating lining is fixedly connected with a partition board, the bottom of the partition board is fixedly connected with a heat storage tank, the right side of the surface of the heat storage tank is communicated with a connecting pipe, the right side of the connecting pipe is communicated with a pump body, the top of the pump body is communicated with a first connector, the top of the partition board is fixedly connected with a mounting rack, the top of the mounting rack is fixedly connected with a heat storage body, the top of the first connector is communicated with a circulation pipe, the left side of the circulation pipe penetrates through the right side of the heat storage body and extends to the left side of the heat storage body, the left side of the circulation pipe is communicated with a return pipe, the bottom of the return pipe is communicated with a second connector, the bottom of the second connector penetrates through the top of the mounting rack and is communicated with the heat storage tank, the top of the right side of the housing is communicated with a collection hood, the right side of the collection hood is communicated with an air supply pipe, the right side of the air supply pipe is communicated with a conveying pipe, the side of the conveying pipe away from the air supply pipe is communicated with a heater, the surface of the mounting rack is fixedly connected with a heat conduction pipe, and a heating rod is fixedly connected to the inner cavity of the heat conduction pipe.

[0008] Optionally, the bottom of the left side of the housing is communicated with a water inlet pipe, the right side of the water inlet pipe is communicated with the heat storage tank, the right side of the heat storage tank is communicated with a water outlet pipe, and the right side of the water outlet pipe penetrates through the inner cavity of the housing and extends to the outside of the housing.

[0009] By adopting the above - mentioned technical solution: The aqueous solution is transported into the heat storage tank through the water inlet pipe for storage, and the heated aqueous solution in the heat storage tank is discharged through the water outlet pipe, so as to achieve the effect of convenient heat supply and improve the transportation efficiency of the aqueous solution.

[0010] Optionally, both sides of the bottom of the housing are fixedly connected with cushion blocks, and the bottom of the cushion blocks is fixedly connected with a bottom plate.

[0011] By adopting the above - mentioned technical solution: The bottom of the housing can be supported by the cushion blocks and the bottom plate. The bottom plate contacts the ground, increasing the contact area and ensuring the overall stability of the device.

[0012] Optionally, the heat storage body is made of heat storage bricks stacked together, and the material of the heat storage bricks is magnesium hydroxide.

[0013] By adopting the above - mentioned technical solution: The heat storage body made of heat storage bricks, with the material of magnesium hydroxide, has a very high heat capacity and thermal conductivity, can absorb a large amount of heat in a short time, and maintain heat for a long time, improving the heat storage capacity of the device.

[0014] Optionally, a mounting plate is fixedly connected to the left side of the heater, and mounting holes are opened at the four corners of the surface of the mounting plate.

[0015] By adopting the above technical solution: The heater can be positioned through the mounting plate and the mounting holes, ensuring the stability of the heater installation and improving the use effect of the heater.

[0016] Optionally, an air outlet duct is connected to the right side of the heater, and a blower is arranged in the inner cavity of the air outlet duct.

[0017] By adopting the above technical solution: The heat inside the housing can be discharged through the air outlet duct and the blower, achieving the heating effect, releasing the heat stored in the heat storage body, and improving the heating effect.

[0018] Optionally, the number of the heat conduction tubes is five groups, and the heat conduction tubes are arranged at equal intervals.

[0019] By adopting the above technical solution: The heat generated by the heating rod can be quickly transmitted to the inside of the heat storage body through the heat conduction tubes, improving the heating efficiency of the heat storage body while ensuring the heat conduction efficiency of the heating rod.

[0020] After adopting the above technical solution, the present utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the present utility model does not necessarily need to achieve all the advantages described below at the same time:

[0021] By starting the pump body, the pump body extracts the aqueous solution inside the heat storage tank through the connecting pipe and transports it to the inside of the circulation pipe through the first connector. The circulation pipe extends from the right side of the heat storage body to the left side of the heat storage body. After being heated by the heat storage body, the aqueous solution enters the heat storage tank for storage, facilitating the user for heating use and achieving the purpose of improving the heating efficiency.

[0022] By starting the heating rod through the external controller, the heat generated by the heating rod can uniformly heat the heat storage body through the heat conduction tubes, ensuring the heating effect of the heat storage body and making the heat storage body heated more evenly. The heat accumulated in the housing enters the inside of the air supply pipe through the collection cover. By starting the blower, the negative pressure air flow generated by the blower discharges the heat inside the conveying pipe, and thus the high-efficiency heating effect can be achieved.

[0023] The following further describes in detail the specific implementation manners of the present utility model with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The following drawings in the description are only some embodiments. For those of ordinary skill in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:

[0025] Figure 1 is a three-dimensional structure diagram;

[0026] Figure 2 is a left three-dimensional structure diagram;

[0027] Figure 3 It is a three-dimensional schematic diagram of the internal structure of the housing;

[0028] Figure 4 It is a three-dimensional rear view structural schematic diagram of the housing;

[0029] Figure 5 It is a three-dimensional schematic diagram of the structure of the heater.

[0030] In the attached drawings, the list of components represented by each reference numeral is as follows:

[0031] 1. Housing; 2. Heat insulation lining; 3. Partition board; 4. Heat storage tank; 5. Connecting pipe; 6. Pump body; 7. First connector; 8. Mounting bracket; 9. Heat storage body; 10. Circulation pipe; 11. Return pipe; 12. Second connector; 13. Collection hood; 14. Air supply pipe; 15. Delivery pipe; 16. Heater; 17. Heat conduction pipe; 18. Heating rod; 19. Water inlet pipe; 20. Water outlet pipe; 21. Pad; 22. Mounting plate; 23. Air outlet cylinder.

[0032] It should be noted that these attached drawings and text descriptions are not intended to limit the scope of the concept of the present utility model in any way, but to illustrate the concept of the present utility model to those skilled in the art by referring to specific embodiments. Detailed implementation mode

[0033] Now, the present utility model will be further described in detail with reference to the attached drawings. Embodiment

[0034] Please refer to Figures 1-4 As shown, in this embodiment, a multi-energy complementary solid heat storage device is provided, including a housing 1. An inner wall of the housing 1 is fixedly connected with a heat insulation lining 2. An inner cavity of the heat insulation lining 2 is fixedly connected with a partition board 3. A bottom of the partition board 3 is fixedly connected with a heat storage tank 4. A right side of a surface of the heat storage tank 4 is communicated with a connecting pipe 5. A right side of the connecting pipe 5 is communicated with a pump body 6. A top of the pump body 6 is communicated with a first connector 7. A top of the partition board 3 is fixedly connected with a mounting bracket 8. A top of the mounting bracket 8 is fixedly connected with a heat storage body 9. A top of the first connector 7 is communicated with a circulation pipe 10. A left side of the circulation pipe 10 penetrates through a right side of the heat storage body 9 and extends to a left side of the heat storage body 9. A left side of the circulation pipe 10 is communicated with a return pipe 11. A bottom of the return pipe 11 is communicated with a second connector 12. A bottom of the second connector 12 penetrates through a top of the mounting bracket 8 and is communicated with the heat storage tank 4. A top of a right side of the housing 1 is communicated with a collection hood 13. A right side of the collection hood 13 is communicated with an air supply pipe 14. A right side of the air supply pipe 14 is communicated with a delivery pipe 15. A side of the delivery pipe 15 away from the air supply pipe 14 is communicated with a heater 16. A surface of the mounting bracket 8 is fixedly connected with a heat conduction pipe 17. An inner cavity of the heat conduction pipe 17 is fixedly connected with a heating rod 18.

[0035] Specifically, the heat insulation lining 2 structure can improve the heat insulation performance inside the housing 1, reduce the influence of the external temperature difference on the heat storage body 9 inside the housing 1, and further improve the heat storage effect of the heat storage body 9. The partition plate 3 can be used to install the mounting rack 8, which is convenient for fixing the upper heat storage body 9. The aqueous solution is circulated to the inside of the heat storage tank 4 through the circulation pipe 10 and the return pipe 11 under the action of the pump body 6 to achieve the heat exchange effect, which is convenient for the user to provide heating. By achieving the dual functions of providing hot water and heating, the use effect of the heat storage device is improved. Embodiment

[0036] Please refer to Figures 1-5 , on the basis of the specific first embodiment, a water inlet pipe 19 is connected to the bottom of the left side of the housing 1, the right side of the water inlet pipe 19 is connected to the heat storage tank 4, the right side of the heat storage tank 4 is connected to a water outlet pipe 20, and the right side of the water outlet pipe 20 penetrates through the inner cavity of the housing 1 and extends to the outside of the housing 1. Both sides of the bottom of the housing 1 are fixedly connected with cushion blocks 21, and the bottom of the cushion blocks 21 is fixedly connected with a bottom plate. The heat storage body 9 is made of stacked heat storage bricks, and the material of the heat storage bricks is magnesium hydroxide. The left side of the heater 16 is fixedly connected with a mounting plate 22, and mounting holes are opened at the four corners of the surface of the mounting plate 22. The right side of the heater 16 is connected with an air outlet cylinder 23, and a fan is arranged in the inner cavity of the air outlet cylinder 23. The number of the heat conduction pipes 17 is five groups, and the heat conduction pipes 17 are arranged at equal intervals.

[0037] Specifically, the aqueous solution is transported to the inside of the heat storage tank 4 through the water inlet pipe 19 for storage, and the heated aqueous solution inside the heat storage tank 4 is discharged through the water outlet pipe 20, so as to achieve the effect of convenient heating and improve the transportation efficiency of the aqueous solution. The bottom of the housing 1 can be supported by the cushion blocks 21 and the cushion plate, and the bottom plate is in contact with the ground, increasing the contact area and ensuring the overall stability of the device. The heat storage body 9 made of heat storage bricks, with the material of magnesium hydroxide, has a very high heat capacity and thermal conductivity, can absorb a large amount of heat in a short time and maintain the heat for a long time, improving the heat storage capacity of the device. The heater 16 can be positioned through the mounting plate 22 and the mounting holes, ensuring the stability of the installation of the heater 16 and improving the use effect of the heater 16. The heat inside the housing 1 can be discharged through the air outlet cylinder 23 and the fan to achieve the heating effect, releasing the heat stored in the heat storage body 9 and improving the heating effect. The heat generated by the heating rod 18 can be quickly transmitted to the inside of the heat storage body 9 through the heat conduction pipes 17, improving the heating efficiency of the heat storage body 9 while ensuring the heat conduction efficiency of the heating rod 18.

[0038] The working principle of the present utility model is as follows: The heating rod 18 is started by an external controller. The heat generated by the heating rod 18 can uniformly heat the heat storage body 9 through the heat conduction pipe 17, ensuring the heating effect of the heat storage body 9 and making the heating of the heat storage body 9 more uniform. The heat accumulated in the housing 1 enters the inside of the air supply pipe 14 through the collection cover 13. By starting the fan, the negative pressure air flow generated by the fan discharges the heat inside the conveying pipe 15, thereby achieving the effect of efficient heating. By starting the pump body 6, the pump body 6 extracts the aqueous solution inside the heat storage tank 4 through the connecting pipe 5 and transports it to the inside of the circulation pipe 10 through the first connector 7. The circulation pipe 10 extends from the right side of the heat storage body 9 to the left side of the heat storage body 9. After being heated by the heat storage body 9, the aqueous solution enters the heat storage tank 4 for storage, which is convenient for the user to use for heating, achieving the purpose of improving the heating efficiency.

[0039] The present utility model is not limited to the above embodiments. Any person should know that the structural changes made under the inspiration of the present utility model, as long as they have the same or similar technical solutions as the present utility model, all fall within the protection scope of the present utility model. The technologies, shapes, and structures not detailedly described in the present utility model are all well-known technologies.

Claims

1. A multi-energy complementary solid heat storage device, characterized in that: The invention comprises a shell (1), the inner wall of the shell (1) is fixedly connected to a heat insulating lining (2), the inner cavity of the heat insulating lining (2) is fixedly connected to a partition (3), the bottom of the partition (3) is fixedly connected to a heat storage box (4), the right side of the surface of the heat storage box (4) is connected to a connecting pipe (5), the right side of the connecting pipe (5) is connected to a pump body (6), the top of the pump body (6) is connected to a first connector (7), the top of the partition (3) is fixedly connected to a mounting frame (8), the top of the mounting frame (8) is fixedly connected to a heat storage body (9), the top of the first connector (7) is connected to a circulation pipe (10), the left side of the circulation pipe (10) passes through the right side of the heat storage body (9) and extends to the heat storage body The left side of the housing (9) is connected to the left side of the circulation pipe (10) with a return pipe (11), the bottom of the return pipe (11) is connected to a second connector (12), the bottom of the second connector (12) passes through the top of the mounting frame (8) and is connected to the heat storage tank (4), the top of the right side of the housing (1) is connected to a collection cover (13), the right side of the collection cover (13) is connected to an air supply pipe (14), the right side of the air supply pipe (14) is connected to a delivery pipe (15), the side of the delivery pipe (15) away from the air supply pipe (14) is connected to a heater (16), the surface of the mounting frame (8) is fixedly connected to a heat conduction pipe (17), and the inner cavity of the heat conduction pipe (17) is fixedly connected to a heating rod (18).

2. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: The bottom of the left side of the shell (1) is connected to a water inlet pipe (19), the right side of the water inlet pipe (19) is connected to the heat storage tank (4), the right side of the heat storage tank (4) is connected to a water outlet pipe (20), and the right side of the water outlet pipe (20) passes through the inner cavity of the shell (1) and extends to the outside of the shell (1).

3. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: Cushion blocks (21) are fixedly connected to both sides of the bottom of the shell (1), and the bottom of the cushion block (21) is fixedly connected to a bottom plate.

4. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: The heat storage body (9) is made of stacked heat storage bricks, and the material of the heat storage bricks is magnesium hydroxide.

5. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: A mounting plate (22) is fixedly connected to the left side of the heater (16), and mounting holes are provided at four corners of the surface of the mounting plate (22).

6. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: The right side of the heater (16) is connected to an air outlet cylinder (23), and the inner cavity of the air outlet cylinder (23) is provided with a fan.

7. The multi-energy complementary solid heat storage device according to claim 1, characterized in that: The number of the heat conduction pipes (17) is five groups, and the heat conduction pipes (17) are arranged at equal distances.

Images