Efficient cooling equipment for concentrated sulfuric acid

Abstract

The utility model discloses concentrated sulfuric acid efficient cooling equipment which comprises a bearing assembly, a first heat dissipation assembly, a second heat dissipation assembly, an auxiliary heat dissipation assembly, a stirring assembly and a coiled pipe assembly, the stirring assembly used for stirring sulfuric acid is arranged at the upper end of the coiled pipe assembly, and the second heat dissipation assembly used for heat dissipation is arranged on the outer wall of the stirring assembly. An auxiliary heat dissipation assembly used for assisting the second heat dissipation assembly in heat dissipation is arranged on the second heat dissipation assembly, a first heat dissipation assembly used for heat dissipation is arranged at the lower end of the second heat dissipation assembly, and a bearing assembly used for bearing the first heat dissipation assembly is arranged at the lower end of the first heat dissipation assembly. According to the cooling device, the first heat dissipation assembly, the second heat dissipation assembly and the coiled pipe assembly are used together, the cooling effect of the cooling device can be improved by utilizing a fin radiator, a heat dissipation tank, a graphene heat dissipation plate and a heat dissipation fan, and concentrated sulfuric acid can be diluted and pretreated by utilizing a buffer tank and stirring blades through a stirring assembly; therefore, the cooling efficiency of concentrated sulfuric acid can be improved.

Description

Technical Field

[0001] The utility model belongs to the field of sulfuric acid processing, and particularly relates to an efficient cooling device for concentrated sulfuric acid. Background Art

[0002] In industrial use of sulfuric acid, it is often necessary to dilute concentrated sulfuric acid. When concentrated sulfuric acid is diluted, a large amount of heat will be released. Therefore, a cooling device is often needed to cool it during the dilution process. Most of the existing cooling devices use water cooling to cool the concentrated sulfuric acid during the dilution process.

[0003] However, it is difficult for the existing cooling devices to achieve a good cooling effect during the dilution process of concentrated sulfuric acid simply by relying on water cooling for heat dissipation. When cooling concentrated sulfuric acid, it is difficult to perform pre-dilution treatment on concentrated sulfuric acid, which easily affects the cooling efficiency of concentrated sulfuric acid.

[0004] Therefore, aiming at the problem that the existing cooling devices are difficult to achieve a good cooling effect during the dilution process of concentrated sulfuric acid simply by relying on water cooling for heat dissipation, and it is difficult to perform pre-dilution treatment on concentrated sulfuric acid when cooling concentrated sulfuric acid, which easily affects the cooling efficiency of concentrated sulfuric acid, an efficient cooling device for concentrated sulfuric acid is developed. By using water cooling for heat dissipation in combination with other heat dissipation structures, the cooling effect of the cooling device can be improved. Through the stirring assembly, pre-dilution treatment can be performed on concentrated sulfuric acid, thereby improving the cooling efficiency of concentrated sulfuric acid. Summary of the Utility Model

[0005] In order to overcome the problem that the existing cooling devices are difficult to achieve a good cooling effect during the dilution process of concentrated sulfuric acid simply by relying on water cooling for heat dissipation, and it is difficult to perform pre-dilution treatment on concentrated sulfuric acid when cooling concentrated sulfuric acid, which easily affects the cooling efficiency of concentrated sulfuric acid.

[0006] The technical solution of the utility model is as follows: An efficient cooling device for concentrated sulfuric acid includes a carrying assembly, and also includes a first heat dissipation assembly, a second heat dissipation assembly, an auxiliary heat dissipation assembly, a stirring assembly, and a serpentine tube assembly. A stirring assembly for stirring sulfuric acid is arranged at the upper end of the serpentine tube assembly. A second heat dissipation assembly for heat dissipation is arranged on the outer wall of the stirring assembly. An auxiliary heat dissipation assembly for assisting the second heat dissipation assembly to dissipate heat is arranged on the second heat dissipation assembly. A first heat dissipation assembly for heat dissipation is arranged at the lower end of the second heat dissipation assembly; a carrying assembly for carrying the first heat dissipation assembly is arranged at the lower end of the first heat dissipation assembly.

[0007] Preferably, by using the first heat dissipation assembly, the second heat dissipation assembly and the serpentine tube assembly together, and using a fin radiator, a heat dissipation tank, a graphene heat dissipation plate and a heat dissipation fan, the cooling effect of the cooling device can be improved. Through the stirring assembly, pre-dilution treatment can be performed on concentrated sulfuric acid by using a buffer tank and stirring blades, thereby improving the cooling efficiency of concentrated sulfuric acid.

[0008] Preferably, the serpentine tube assembly includes a serpentine tube body, a heat dissipation tank, and a stirring tank. The upper end of the serpentine tube body is fixedly connected to the inner wall of the lower end of the stirring tank. The serpentine tube body communicates with the stirring tank. During use, when the diluted concentrated sulfuric acid passes through the serpentine tube body, the coolant in the heat dissipation tank can cool the dilute sulfuric acid in the serpentine tube body.

[0009] Preferably, the stirring assembly includes stirring blades, a buffer tank, rotating blades, an acid outlet groove, and a motor. A heat dissipation tank is fixedly connected to the outer wall of the serpentine tube body. The stirring blades and the buffer tank are movably arranged on the inner wall of the stirring tank. The lower end of the stirring blade is two centimeters away from the inner wall of the lower end of the stirring tank. The upper end of the stirring blade is fixedly connected to the buffer tank. Uniformly distributed rotating blades are fixedly connected to the inner wall of the buffer tank. An acid outlet groove is formed through the inner wall of the lower end of the buffer tank. During use, after mixing, dilute sulfuric acid is formed. The dilute sulfuric acid can flow into the inner wall of the stirring tank from the acid outlet groove. The stirring blades continue to stir it, so that the concentrated sulfuric acid and the dilute sulfuric acid are fully mixed. The fully mixed dilute sulfuric acid flows out along the serpentine tube body.

[0010] Preferably, the stirring assembly further includes a fixed cover, a first acid inlet pipe, a second acid inlet pipe, and a third tank body. The motor is fixedly connected to the upper end of the fixed cover. A third tank body is formed through the upper and lower ends of the fixed cover. The output shaft of the motor passes through the third tank body and is connected to the upper end of the buffer tank. The fixed cover is installed on the upper end of the stirring tank by bolts. The upper end of the fixed cover is fixedly connected to the first acid inlet pipe and the second acid inlet pipe. The inner wall of the heat dissipation tank is filled with coolant. During use, start the refrigeration device, pour the concentrated sulfuric acid and the dilute sulfuric acid into the inner wall of the stirring tank from the first acid inlet pipe and the second acid inlet pipe. The concentrated sulfuric acid and the dilute sulfuric acid flow into the inner wall of the buffer tank from the inner walls of the first acid inlet pipe and the second acid inlet pipe. The output shaft of the motor drives the buffer tank to rotate, so that the concentrated sulfuric acid and the dilute sulfuric acid in the inner wall of the buffer tank can be pre-mixed.

[0011] Preferably, the second heat dissipation assembly includes a second heat dissipation box, a second tank body, a second dust-proof net plate, a graphene heat dissipation plate, and an installation groove. The graphene heat dissipation plate is fixedly connected to the inner wall of the second heat dissipation box. The inner wall of the graphene heat dissipation plate is connected to the outer wall of the stirring tank. The upper end of the stirring tank is in the same plane as the upper end of the second heat dissipation box. A plurality of groups of second tank bodies are formed through the left and right ends of the second heat dissipation box. The second dust-proof net plate is fixedly connected to the inner wall of the second tank body. Installation grooves are formed through the front and rear ends of the second heat dissipation box. The upper end of the heat dissipation tank is attached to the lower end of the stirring tank. During use, the heat dissipation fins can assist the heat dissipation tank in heat dissipation, and cooperate with the serpentine tube body to improve the cooling effect of the cooling device on the concentrated sulfuric acid.

[0012] Preferably, the first heat dissipation component includes a first heat dissipation box, a first groove, a first dust-proof net plate and heat dissipation fins. Symmetrical heat dissipation fins are fixedly connected to the inner wall of the first heat dissipation box. The ends of the heat dissipation fins close to each other are attached to the outer wall of the heat dissipation tank. The upper end of the first heat dissipation box is connected to the lower end of the second heat dissipation box. First grooves are formed through the left and right ends of the first heat dissipation box, and a first dust-proof net plate is fixedly connected to the inner wall of the first groove. During use, the heat generated during the dilution of concentrated sulfuric acid is absorbed by the stirring tank, and then the graphene heat dissipation plate can absorb the heat absorbed by the stirring tank and dissipate it outwards from the second groove.

[0013] Preferably, the bearing component includes support columns and a base. Symmetrical bases are fixedly connected to the lower end of the first heat dissipation box, and symmetrical support columns are fixedly connected to the lower end of the base. During use, the base can provide good support for the cooling device, and the support columns can prevent the cooling device from tipping over.

[0014] Preferably, the auxiliary heat dissipation component includes a heat dissipation fan and a third dust-proof net plate. The heat dissipation fan is fixedly connected to the inner wall of the installation groove, and the third dust-proof net plates are fixedly connected to the front and rear ends of the heat dissipation fan. During use, the heat dissipation fan can dissipate heat from the graphene heat dissipation plate, thereby improving the heat dissipation ability of the graphene heat dissipation plate for the stirring tank.

[0015] Advantages of the present utility model:

[0016] 1. The first heat dissipation component can absorb the heat absorbed by the stirring tank through the graphene heat dissipation plate and dissipate it outwards from the second groove. The heat dissipation fan can dissipate heat from the graphene heat dissipation plate, thereby improving the heat dissipation ability of the graphene heat dissipation plate for the stirring tank. The second heat dissipation component uses the serpentine tube body to cool the dilute sulfuric acid in the serpentine tube body with the coolant in the heat dissipation tank. The heat dissipation fins can assist the heat dissipation tank in dissipating heat, and cooperate with the serpentine tube body to improve the cooling effect of the cooling device on concentrated sulfuric acid.

[0017] 2. By using the stirring component, concentrated sulfuric acid and dilute sulfuric acid flow into the inner wall of the buffer tank from the inner walls of the first acid inlet pipe and the second acid inlet pipe. The output shaft of the motor drives the buffer tank to rotate, so as to pre-mix the concentrated sulfuric acid and dilute sulfuric acid on the inner wall of the buffer tank. After mixing, dilute sulfuric acid is formed, thereby improving the cooling efficiency of concentrated sulfuric acid.

[0018] 3. The first dust-proof net plate can prevent dust from entering the inner wall of the first heat dissipation box, thereby preventing dust from affecting the heat dissipation of the heat dissipation fins for the heat dissipation tank. The second dust-proof net plate can prevent dust from entering the inner wall of the first heat dissipation box, thereby preventing dust from affecting the heat dissipation of the graphene heat dissipation plate for the stirring tank. The third dust-proof net plate can prevent dust from entering the second heat dissipation box from the heat dissipation fan and affecting the operation of the heat dissipation fan. Description of the Drawings

[0019] Figure 1 The figure shows a three-dimensional structural schematic diagram of a highly efficient sulfuric acid cooling device of the present utility model;

[0020] Figure 2 The figure shows a three-dimensional structural schematic diagram of a bearing assembly and a first heat dissipation assembly of a highly efficient sulfuric acid cooling device of the present utility model;

[0021] Figure 3 The figure shows a three-dimensional structural schematic diagram of a serpentine tube assembly of a highly efficient sulfuric acid cooling device of the present utility model;

[0022] Figure 4 The figure shows a three-dimensional structural schematic diagram of a stirring assembly of a highly efficient sulfuric acid cooling device of the present utility model;

[0023] Figure 5 The figure shows a three-dimensional structural schematic diagram of a second heat dissipation assembly of a highly efficient sulfuric acid cooling device of the present utility model.

[0024] Explanation of reference numerals: 1 - bearing assembly, 101 - support column, 102 - base, 2 - first heat dissipation assembly, 201 - first heat dissipation box, 202 - first tank, 203 - first dust-proof net plate, 204 - heat dissipation fins, 3 - second heat dissipation assembly, 301 - second heat dissipation box, 302 - second tank, 303 - second dust-proof net plate, 304 - graphene heat dissipation plate, 305 - installation groove, 4 - auxiliary heat dissipation assembly, 401 - heat dissipation fan, 402 - third dust-proof net plate, 5 - stirring assembly, 501 - stirring blade, 502 - buffer tank, 503 - rotating blade, 504 - acid outlet tank, 505 - motor, 506 - fixed cover, 507 - first acid inlet pipe, 508 - second acid inlet pipe, 509 - third tank, 6 - serpentine tube assembly, 601 - serpentine tube body, 602 - heat dissipation tank, 603 - stirring tank. Detailed implementation manners

[0025] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0026] Please refer to Figure 1 , the present utility model provides an embodiment: a highly efficient sulfuric acid cooling device, including a bearing assembly 1, and further including a first heat dissipation assembly 2, a second heat dissipation assembly 3, an auxiliary heat dissipation assembly 4, a stirring assembly 5, and a serpentine tube assembly 6. At the upper end of the serpentine tube assembly 6, there is a stirring assembly 5 for stirring sulfuric acid. On the outer wall of the stirring assembly 5, there is a second heat dissipation assembly 3 for heat dissipation. On the second heat dissipation assembly 3, there is an auxiliary heat dissipation assembly 4 for assisting the second heat dissipation assembly 3 in heat dissipation. At the lower end of the second heat dissipation assembly 3, there is a first heat dissipation assembly 2 for heat dissipation. At the lower end of the first heat dissipation assembly 2, there is a bearing assembly 1 for carrying the first heat dissipation assembly 2.

[0027] Please refer to Figure 2 and 3 In this embodiment, the serpentine tube assembly 6 includes a serpentine tube main body 601, a heat dissipation tank 602 and a stirring tank 603. The upper end of the serpentine tube main body 601 is fixedly connected to the inner wall of the lower end of the stirring tank 603. The serpentine tube main body 601 communicates with the stirring tank 603. The first heat dissipation assembly 2 includes a first heat dissipation box 201, a first groove body 202, a first dust-proof net plate 203 and heat dissipation fins 204. Symmetric heat dissipation fins 204 are fixedly connected to the inner wall of the first heat dissipation box 201. The ends of the heat dissipation fins 204 close to each other are attached to the outer wall of the heat dissipation tank 602. The upper end of the first heat dissipation box 201 is connected to the lower end of the second heat dissipation box 301. First groove bodies 202 are formed through the left and right ends of the first heat dissipation box 201, and a first dust-proof net plate 203 is fixedly connected to the inner wall of the first groove body 202.

[0028] Please refer to Figure 4 In this embodiment, the stirring assembly 5 includes a stirring blade 501, a buffer box 502, a rotating blade 503, an acid outlet groove 504 and a motor 505. The heat dissipation tank 602 is fixedly connected to the outer wall of the serpentine tube main body 601. The stirring blade 501 and the buffer box 502 are movably arranged on the inner wall of the stirring tank 603. The lower end of the stirring blade 501 is two centimeters away from the inner wall of the lower end of the stirring tank 603. The upper end of the stirring blade 501 is fixedly connected to the buffer box 502. Uniformly distributed rotating blades 503 are fixedly connected to the inner wall of the buffer box 502. An acid outlet groove 504 is formed through the inner wall of the lower end of the buffer box 502; the stirring assembly 5 further includes a fixing cover 506, a first acid inlet pipe 507, a second acid inlet pipe 508 and a third groove body 509. The motor 505 is fixedly connected to the upper end of the fixing cover 506. Third groove bodies 509 are formed through the upper and lower ends of the fixing cover 506. The output shaft of the motor 505 passes through the third groove body 509 and is connected to the upper end of the buffer box 502. The fixing cover 506 is installed on the upper end of the stirring tank 603 by bolts. The first acid inlet pipe 507 and the second acid inlet pipe 508 are fixedly connected to the upper end of the fixing cover 506. A coolant is contained in the inner wall of the heat dissipation tank 602.

[0029] Please refer to Figure 3 and 5, in this embodiment, the second heat dissipation component 3 includes a second heat dissipation box 301, a second groove body 302, a second dust-proof net plate 303, a graphene heat dissipation plate 304, and an installation groove 305. The inner wall of the second heat dissipation box 301 is fixedly connected with the graphene heat dissipation plate 304. The inner wall of the graphene heat dissipation plate 304 is connected to the outer wall of the stirring tank 603. The upper end of the stirring tank 603 and the upper end of the second heat dissipation box 301 are on the same plane. A plurality of groups of second groove bodies 302 are penetrated and opened at the left and right ends of the second heat dissipation box 301. The inner wall of the second groove body 302 is fixedly connected with the second dust-proof net plate 303. Installation grooves 305 are penetrated and opened at the front and rear ends of the second heat dissipation box 301. The upper end of the heat dissipation tank 602 is attached to the lower end of the stirring tank 603.

[0030] Please refer to Figure 2 , in this embodiment, the bearing component 1 includes support columns 101 and a base 102. Symmetrical bases 102 are fixedly connected to the lower end of the first heat dissipation box 201. Symmetrical support columns 101 are fixedly connected to the lower end of the base 102. The auxiliary heat dissipation component 4 includes a heat dissipation fan 401 and a third dust-proof net plate 402. The heat dissipation fan 401 is fixedly connected to the inner wall of the installation groove 305. The third dust-proof net plates 402 are fixedly connected to the front and rear ends of the heat dissipation fan 401.

[0031] When working, first start the refrigeration device, pour concentrated sulfuric acid and dilute sulfuric acid into the inner wall of the stirring tank 603 from the first acid inlet pipe 507 and the second acid inlet pipe 508. The concentrated sulfuric acid and dilute sulfuric acid flow into the inner wall of the buffer tank 502 from the inner walls of the first acid inlet pipe 507 and the second acid inlet pipe 508. The output shaft of the motor 505 drives the buffer tank 502 to rotate, so that the concentrated sulfuric acid and dilute sulfuric acid in the inner wall of the buffer tank 502 can be pre-mixed. After mixing, dilute sulfuric acid is formed. The dilute sulfuric acid can flow into the inner wall of the stirring tank 603 from the acid outlet groove 504. The stirring blades 501 continue to stir it to make the concentrated sulfuric acid and dilute sulfuric acid fully mixed. The fully mixed dilute sulfuric acid flows out along the serpentine pipe body 601;

[0032] When the concentrated sulfuric acid is stirred and diluted, the heat generated during the dilution of the concentrated sulfuric acid is absorbed by the stirring tank 603, and then the graphene heat dissipation plate 304 can absorb the heat absorbed by the stirring tank 603 and dissipate it outward from the second groove body 302. Cooperating with the heat dissipation fan 401 can dissipate heat from the graphene heat dissipation plate 304, so as to improve the heat dissipation ability of the graphene heat dissipation plate 304 for the stirring tank 603;

[0033] When the diluted concentrated sulfuric acid passes through the serpentine pipe body 601, the coolant in the heat dissipation tank 602 can cool the dilute sulfuric acid in the serpentine pipe body 601. The heat dissipation fins 204 can assist the heat dissipation tank 602 in dissipating heat. Cooperating with the serpentine pipe body 601 can improve the cooling effect of the refrigeration device on the concentrated sulfuric acid;

[0034] During use, the first dust-proof net plate 203 can prevent dust from entering the inner wall of the first heat dissipation box 201, thereby avoiding the influence of dust on the heat dissipation fins 204 for dissipating heat from the heat dissipation tank 602. The second dust-proof net plate 303 can prevent dust from entering the inner wall of the first heat dissipation box 201, thereby avoiding the influence of dust on the graphene heat dissipation plate 304 for dissipating heat from the stirring tank 603. The third dust-proof net plate 402 can prevent dust from entering the interior of the second heat dissipation box 301 from the heat dissipation fan 401 and affecting the operation of the heat dissipation fan 401.

[0035] Through the above steps, by using the first heat dissipation component 2, the second heat dissipation component 3 and the serpentine tube component 6 together, and by utilizing the fin radiator 304, the heat dissipation tank 602, the graphene heat dissipation plate 304 and the heat dissipation fan 401, the cooling effect of the cooling device can be improved. Through the stirring component 5, by using the buffer tank 502 and the stirring blades 501, the concentrated sulfuric acid can be subjected to dilution pretreatment, thereby improving the cooling efficiency of the concentrated sulfuric acid, solving the problem that it is difficult for the cooling device to achieve a good cooling effect solely by relying on water cooling during the dilution process of concentrated sulfuric acid, and it is difficult to perform dilution pretreatment on concentrated sulfuric acid during the cooling of concentrated sulfuric acid, which easily affects the cooling efficiency of concentrated sulfuric acid.

[0036] The above has described in detail the embodiments of the present invention in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A concentrated sulfuric acid efficient cooling device, comprising a bearing assembly (1), characterized in that: The invention also comprises a first heat dissipation component (2), a second heat dissipation component (3), an auxiliary heat dissipation component (4), a stirring component (5), and a serpentine tube component (6); the upper end of the serpentine tube component (6) is provided with a stirring component (5) for stirring sulfuric acid; the outer wall of the stirring component (5) is provided with a second heat dissipation component (3) for heat dissipation; the second heat dissipation component (3) is provided with an auxiliary heat dissipation component (4) for assisting the second heat dissipation component (3) in heat dissipation; the lower end of the second heat dissipation component (3) is provided with a first heat dissipation component (2) for heat dissipation; and the lower end of the first heat dissipation component (2) is provided with a bearing component (1) for bearing the first heat dissipation component (2).

2. A concentrated sulfuric acid efficient cooling device according to claim 1; characterized in that: The serpentine tube assembly (6) comprises a serpentine tube body (601), a heat dissipation tank (602) and a stirring tank (603). The upper end of the serpentine tube body (601) is fixedly connected to the inner wall of the lower end of the stirring tank (603), and the serpentine tube body (601) and the stirring tank (603) are connected to each other.

3. A concentrated sulfuric acid efficient cooling device according to claim 2; characterized in that: The stirring assembly (5) comprises a stirring blade (501), a buffer box (502), a rotating blade (503), an acid outlet groove (504) and a motor (505); the outer wall of the serpentine tube body (601) is fixedly connected to a heat dissipation tank (602); the stirring blade (501) and the buffer box (502) are movably arranged on the inner wall of the stirring tank (603); the lower end of the stirring blade (501) is two centimeters away from the lower inner wall of the stirring tank (603); the upper end of the stirring blade (501) is fixedly connected to the buffer box (502); the inner wall of the buffer box (502) is fixedly connected to rotating blades (503) evenly distributed; and the lower inner wall of the buffer box (502) is penetrated by an acid outlet groove (504).

4. A concentrated sulfuric acid efficient cooling device according to claim 3; characterized in that: The stirring assembly (5) further comprises a fixed cover (506), a first acid inlet pipe (507), a second acid inlet pipe (508) and a third tank body (509); the motor (505) is fixedly connected to the upper end of the fixed cover (506); the third tank body (509) is penetrated through the upper and lower ends of the fixed cover (506); the output shaft of the motor (505) passes through the third tank body (509) and is connected to the upper end of the buffer box (502); the fixed cover (506) is mounted on the upper end of the stirring tank (603) by bolts; the first acid inlet pipe (507) and the second acid inlet pipe (508) are fixedly connected to the upper end of the fixed cover (506); and the inner wall of the heat dissipation tank (602) is provided with a coolant.

5. A concentrated sulfuric acid efficient cooling device according to claim 4; characterized in that: The second heat dissipation assembly (3) comprises a second heat dissipation box (301), a second tank body (302), a second dustproof screen (303), a graphene heat dissipation plate (304) and a mounting groove (305); the inner wall of the second heat dissipation box (301) is fixedly connected with the graphene heat dissipation plate (304); the inner wall of the graphene heat dissipation plate (304) is connected with the outer wall of the stirring tank (603); the upper end of the stirring tank (603) and the upper end of the second heat dissipation box (301) are in the same plane; the left and right ends of the second heat dissipation box (301) are penetrated with a plurality of groups of second tank bodies (302); the inner wall of the second tank body (302) is fixedly connected with the second dustproof screen (303); the front and rear ends of the second heat dissipation box (301) are penetrated with the mounting groove (305); the upper end of the heat dissipation tank (602) is fitted with the lower end of the stirring tank (603).

6. A concentrated sulfuric acid efficient cooling device according to claim 5; characterized in that: The first heat dissipation assembly (2) comprises a first heat dissipation box (201), a first slot body (202), a first dustproof screen (203) and heat dissipation fins (204); the inner wall of the first heat dissipation box (201) is fixedly connected with symmetrical heat dissipation fins (204); the ends of the heat dissipation fins (204) close to each other are in contact with the outer wall of the heat dissipation tank (602); the upper end of the first heat dissipation box (201) is connected with the lower end of the second heat dissipation box (301); the first slot body (202) is penetrated at the left and right ends of the first heat dissipation box (201); and the first dustproof screen (203) is fixedly connected to the inner wall of the first slot body (202).

7. A concentrated sulfuric acid efficient cooling device according to claim 6, characterized in that: The bearing assembly (1) comprises a support column (101) and a base (102); the lower end of the first heat dissipation box (201) is fixedly connected to the symmetrical base (102); and the lower end of the base (102) is fixedly connected to the symmetrical support column (101).

8. A concentrated sulfuric acid efficient cooling device according to claim 5, characterized in that: The auxiliary heat dissipation component (4) comprises a heat dissipation fan (401) and a third dustproof screen (402); the heat dissipation fan (401) is fixedly connected to the inner wall of the installation groove (305); and the third dustproof screen (402) is fixedly connected to the front and rear ends of the heat dissipation fan (401).

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