High-purity sulfuric acid storage tank

Abstract

The utility model relates to the field of sulfuric acid storage tanks, in particular to a high-purity sulfuric acid storage tank. The sulfuric acid storage tank aims at solving the technical problems that in the prior art, a protection structure is lacked, a tank body is damaged in the transportation or placement process of a sulfuric acid tank, and sulfuric acid leaks. A high-purity sulfuric acid storage tank comprises a sulfuric acid storage tank body, a placement assembly, an anti-toppling assembly and a transportation assembly. The sulfuric acid storage tank can be lifted and put in through the transportation assembly, the sulfuric acid storage tank can be conveniently taken out or put in, the transportation convenience of the sulfuric acid storage tank is greatly improved, the protection cover is arranged outside the anti-toppling assembly and can protect the anti-toppling assembly, and the structure of the upper end opening is convenient to use. The four faces of the sulfuric acid storage tank can be clamped, so that the sulfuric acid storage tank is stably fixed in the middle, and when high-purity sulfuric acid leaks accidentally, the placing assembly collects the high-purity sulfuric acid, so that environmental pollution or safety accidents caused by leakage of the sulfuric acid are prevented, and possible damage and environmental influence are reduced to the maximum extent.

Description

Technical Field

[0001] The utility model relates to the field of sulfuric acid storage tanks, in particular to a high-purity sulfuric acid storage tank. Background Art

[0002] Pure sulfuric acid is a colorless, transparent, oily liquid. It is a hazardous chemical and a highly corrosive inorganic compound. It is commonly used in cleaning, photolithography, and corrosion of silicon wafers, as well as corrosion and electroplating cleaning of printed circuit boards.

[0003] In actual use, high-purity concentrated sulfuric acid uses large tanks such as iron tanks and aluminum tanks. The sulfuric acid tanks are simply placed on the ground or in a sulfuric acid tank pit and are no longer moved. There are no protective devices for the tanks, and there is no method to deal with sulfuric acid leakage. However, during the transportation or placement of the sulfuric acid tanks, if the tanks are damaged, sulfuric acid leakage may occur, posing a great safety hazard. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a high-purity sulfuric acid storage tank, which aims to solve the technical problems of sulfuric acid leakage caused by the lack of a protective structure in the prior art and the damage to the tank body during transportation or placement of the sulfuric acid tank.

[0005] The technical scheme of the utility model is: a high-purity sulfuric acid storage tank, comprising a sulfuric acid storage tank, a placement component, an anti-dumping component, a transportation component, and a lifting lug; a placement component for preventing sulfuric acid from leaking out after leakage is arranged at the lower end of the sulfuric acid storage tank; an anti-dumping component for stably supporting the sulfuric acid storage tank is fixedly connected to the outer side of the placement component; a transportation component for lifting and moving the sulfuric acid storage tank is linked to the upper end of the anti-dumping component; and left-right symmetrical lifting lugs are fixedly connected to the upper end of the sulfuric acid storage tank.

[0006] Preferably, in the first step, the transport component is used to hook the lifting ear at the upper end of the sulfuric acid storage tank, and the tank is lifted up and translated to the upper end of the placement component along the path of the anti-dumping component; in the second step, the transport component drives the sulfuric acid storage tank to move downward, and stably places the sulfuric acid storage tank in the placement component; in the third step, the clamping component at the upper port of the anti-dumping component is started to stably clamp the sulfuric acid storage tank, so that it is stably fixed in the middle position to protect it; in the fourth step, a collecting tray is provided at the lower end of the placement component, and when high-purity sulfuric acid leaks accidentally, the high-purity sulfuric acid is collected to prevent environmental pollution or safety accidents caused by sulfuric acid leakage, so as to minimize possible injuries and environmental impacts, and facilitate the neutralization of the high-purity sulfuric acid, and then safely dispose of the neutralized waste liquid.

[0007] Preferably, the placement component includes a collecting tray, a fixing ring, a supporting column and a drain pipe; a fixing ring is provided in the middle position inside the collecting tray; when the high-purity sulfuric acid storage tank placed on the upper end of the collecting tray accidentally leaks, the high-purity sulfuric acid flows out from the fixing ring and is collected by the fixing ring to prevent environmental pollution or safety accidents caused by sulfuric acid leakage, so as to minimize possible damage and environmental impact, and facilitate the neutralization of the high-purity sulfuric acid, and then discharge the neutralized waste liquid from the drain pipe for safe treatment.

[0008] Preferably, the fixing ring and the collecting tray are fixedly connected via equidistantly distributed supporting columns; a drain pipe with a valve is installed at the front end of the collecting tray.

[0009] Preferably, the anti-dumping assembly includes a support frame, a synchronous drive member, a threaded rod and a threaded sleeve, an isolation cover, a sliding rail, a hydraulic cylinder and a clamping plate; the support frame adopts a "door"-shaped structure; an isolation cover that is narrow at the top and wide at the bottom is provided on the inner side of the support frame; the support frame adopts a "door"-shaped structure that can stably support the sulfuric acid storage tank to prevent it from dumping.

[0010] Preferably, a synchronous drive member is installed at the rear end of the inner side of the support frame; a left-right symmetrical threaded rod and a threaded sleeve are installed at the front end of the output shaft of the synchronous drive member; and an isolation cover covers the sulfuric acid storage tank to protect it.

[0011] Preferably, sliding tracks are fixedly connected to the four sides of the upper port of the isolation cover; a hydraulic cylinder is provided on the inner side of the sliding track; a clamping plate with an anti-slip pad is installed on the piston end of the hydraulic cylinder; the hydraulic cylinder at the upper end of the isolation cover is started, and the hydraulic cylinder pushes the clamping plate to move along the sliding track toward the sulfuric acid storage tank until the sulfuric acid storage tank is stably clamped and positioned in the middle position.

[0012] Preferably, the transport assembly comprises a hydraulic lifting column, a movable plate and a hook; a movable plate is provided on the side of the hydraulic lifting column close to the sulfuric acid storage tank; a hook is fixedly connected to the lower end of the movable plate; a synchronous drive member controls the threaded rod and the threaded sleeve to drive the upper end of the hydraulic lifting column to move, and cooperates with the movable plate that can move up and down, and uses the hook to lift the lifting ear at the upper end of the sulfuric acid storage tank to move the sulfuric acid storage tank, so as to facilitate taking out or putting in the sulfuric acid storage tank.

[0013] Beneficial effects of the utility model:

[0014] The utility model can lift and place the sulfuric acid storage tank through the transport component, which is convenient for taking out or putting in the sulfuric acid storage tank for work, greatly improving the convenience of transporting the sulfuric acid storage tank; a protective cover is arranged on the outside of the anti-dumping component to protect it, and the structure of the upper port can clamp the four sides of the sulfuric acid storage tank to stably fix it in the middle position; when high-purity sulfuric acid leaks accidentally, the assembly is placed to collect the high-purity sulfuric acid to prevent environmental pollution or safety accidents caused by sulfuric acid leakage, so as to minimize possible injuries and environmental impacts, and facilitate the neutralization of the high-purity sulfuric acid and then safely treat the neutralized waste liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 What is shown is a schematic diagram of the three-dimensional structure of the sulfuric acid storage tank of the utility model from a first perspective;

[0016] Figure 2 What is shown is a second perspective structural schematic diagram of the sulfuric acid storage tank of the utility model;

[0017] Figure 3 The third perspective structural diagram of the sulfuric acid storage tank of the utility model is shown;

[0018] Figure 4 What is shown is a schematic diagram of the cross-sectional structure of the placement components of the sulfuric acid storage tank of the utility model.

[0019] Explanation of the reference numerals: 1. Acid storage tank; 3. Placement assembly; 301. Collection tray; 302. Fixing ring; 303. Support column; 305. Drain pipe; 4. Anti-dumping assembly; 401. Support frame; 402. Synchronous drive member; 403. Threaded rod and threaded sleeve; 404. Isolation cover; 405. Sliding rail; 406. Hydraulic cylinder; 407. Clamping plate; 5. Transport assembly; 501. Hydraulic lifting column; 502. Moving plate; 503. Hook; 6. Lifting ear. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] See also Figure 1-2 The utility model provides an embodiment: a high-purity sulfuric acid storage tank, comprising a sulfuric acid storage tank 1, a placement component 3, an anti-dumping component 4, a transportation component 5, and a lifting lug 6; a placement component 3 for preventing sulfuric acid from leaking out is arranged at the lower end of the sulfuric acid storage tank 1; an anti-dumping component 4 for stably supporting the sulfuric acid storage tank 1 is fixedly connected to the outer side of the placement component 3; a transportation component 5 for lifting and moving the sulfuric acid storage tank 1 is linked to the upper end of the anti-dumping component 4; and a left-right symmetrical lifting lug 6 is fixedly connected to the upper end of the sulfuric acid storage tank 1.

[0022] See also Figure 2 In this embodiment, the transport assembly 5 includes a hydraulic lifting column 501, a movable plate 502 and a hook 503; the movable plate 502 is provided on the side of the hydraulic lifting column 501 close to the sulfuric acid storage tank 1; the lower end of the movable plate 502 is fixedly connected to the hook 503; the synchronous driving member 402 controls the threaded rod and the threaded sleeve 403 to drive the upper end of the hydraulic lifting column 501 to move, cooperates with the movable plate 502 that can move up and down, and uses the hook 503 to hang the ear 6 at the upper end of the sulfuric acid storage tank 1, so as to move the sulfuric acid storage tank 1, so as to facilitate taking out or putting in the sulfuric acid storage tank 1.

[0023] See also Figure 3 In this embodiment, the anti-dumping assembly 4 includes a support frame 401, a synchronous drive member 402, a threaded rod and a threaded sleeve 403, an isolation cover 404, a sliding track 405, a hydraulic cylinder 406 and a clamping plate 407; the support frame 401 adopts a "door"-shaped structure; an isolation cover 404 that is narrow at the top and wide at the bottom is arranged on the inner side of the support frame 401; the support frame 401 adopts a "door"-shaped structure to stably support the sulfuric acid storage tank 1 to prevent it from dumping, and a synchronous drive member 402 is installed at the rear end of the inner side of the support frame 401; the front end of the output shaft of the synchronous drive member 402 A left-right symmetrical threaded rod and a threaded sleeve 403 are installed; an isolation cover 404 covers the sulfuric acid storage tank 1 to protect it, and sliding rails 405 are fixedly connected to the four sides of the upper port of the isolation cover 404; a hydraulic cylinder 406 is provided on the inner side of the sliding rail 405; a clamping plate 407 with an anti-slip pad is installed on the piston end of the hydraulic cylinder 406; the hydraulic cylinder 406 at the upper end of the isolation cover 404 is started, and the hydraulic cylinder 406 pushes the clamping plate 407 to move along the sliding rail 405 toward the sulfuric acid storage tank 1 until the sulfuric acid storage tank 1 is stably clamped and positioned in the middle position.

[0024] See also Figure 4 In this embodiment, the placement component 3 includes a collection tray 301, a fixing ring 302, a support column 303 and a drain pipe 305; a fixing ring 302 is arranged at the middle position inside the collection tray 301; when the high-purity sulfuric acid storage tank placed on the upper end of the collection tray 301 accidentally leaks, the high-purity sulfuric acid flows out from the fixing ring 302 and is collected by the fixing ring 302 to prevent environmental pollution or safety accidents caused by sulfuric acid leakage, so as to minimize possible damage and environmental impact, facilitate the neutralization of high-purity sulfuric acid, and then discharge the neutralized waste liquid from the drain pipe 305 for safe treatment. The fixing ring 302 and the collection tray 301 are fixedly connected by equidistantly distributed support columns 303; a drain pipe 305 with a valve is installed at the front end of the collection tray 301.

[0025] When working, the first step is to use the transport component 5 to control the movement of the sulfuric acid storage tank 1, and the synchronous drive component 402 controls the threaded rod and the threaded sleeve 403 to drive the hydraulic lifting column 501 at the upper end to move, cooperate with the movable plate 502 that can move up and down, and use the hook 503 to hang the ear 6 at the upper end of the sulfuric acid storage tank 1 to move the sulfuric acid storage tank 1, so as to facilitate the removal or placement of the sulfuric acid storage tank 1.

[0026] In the second step, the transport component 5 drives the sulfuric acid storage tank 1 to move downward and stably places the sulfuric acid storage tank 1 in the placement component 3. The support frame 401 at the lower end of the anti-dumping component 4 adopts a "door"-shaped structure to stably support the sulfuric acid storage tank 1 to prevent it from dumping. The outer isolation cover 404 covers the sulfuric acid storage tank 1 to protect it.

[0027] The third step is to start the hydraulic cylinder 406 at the upper end of the isolation cover 404, and the hydraulic cylinder 406 pushes the clamping plate 407 to move along the sliding track 405 toward the sulfuric acid storage tank 1 until the sulfuric acid storage tank 1 is stably clamped and positioned in the middle position.

[0028] In the fourth step, when the high-purity sulfuric acid storage tank placed on the upper end of the collection plate 301 accidentally leaks, the high-purity sulfuric acid flows out from the fixing ring 302 and is collected by the fixing ring 302 to prevent the sulfuric acid leakage from causing environmental pollution or safety accidents, so as to minimize possible injuries and environmental impacts, and facilitate the neutralization of the high-purity sulfuric acid, and then discharge the neutralized waste liquid from the drain pipe 305 for safe treatment.

[0029] Through the above steps, the utility model can lift and place the sulfuric acid storage tank 1 through the transport component 5, which is convenient for taking out or putting in the sulfuric acid storage tank 1 for work, greatly improving the convenience of transportation of the sulfuric acid storage tank 1, and the anti-dumping component 4 is provided with a protective cover to protect it, and the structure of the upper port can clamp the four sides of the sulfuric acid storage tank 1 to make it stably fixed in the middle position. When high-purity sulfuric acid leaks accidentally, the placement component 3 collects the high-purity sulfuric acid to prevent environmental pollution or safety accidents caused by sulfuric acid leakage, so as to minimize possible injuries and environmental impacts, and facilitate the neutralization of the high-purity sulfuric acid and then safely treat the neutralized waste liquid.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A high-purity sulfuric acid storage tank, comprising a sulfuric acid storage tank (1); characterized in that: The invention also comprises a placement component (3), an anti-dumping component (4), a transport component (5), and a lifting lug (6); the lower end of the sulfuric acid storage tank (1) is provided with a placement component (3) for preventing sulfuric acid from leaking out; the outer side of the placement component (3) is fixedly connected to an anti-dumping component (4) for stably supporting the sulfuric acid storage tank (1); the upper end of the anti-dumping component (4) is linked to a transport component (5) for lifting and moving the sulfuric acid storage tank (1); and the upper end of the sulfuric acid storage tank (1) is fixedly connected to a lifting lug (6) symmetrical on the left and right.

2. A high-purity sulfuric acid storage tank according to claim 1, characterized in that: The placement component (3) comprises a collection tray (301), a fixing ring (302), a support column (303) and a liquid discharge pipe (305); the fixing ring (302) is arranged at the middle position inside the collection tray (301).

3. A high-purity sulfuric acid storage tank according to claim 2, characterized in that: The fixing ring (302) and the collection plate (301) are fixedly connected via support columns (303) that are evenly distributed; a liquid discharge pipe (305) with a valve is installed at the front end of the collection plate (301).

4. A high-purity sulfuric acid storage tank according to claim 1, characterized in that: The anti-dumping assembly (4) comprises a support frame (401), a synchronous drive member (402), a threaded rod and a threaded sleeve (403), an isolation cover (404), a sliding track (405), a hydraulic cylinder (406) and a clamping plate (407); the support frame (401) adopts a "door"-shaped structure; and an isolation cover (404) which is narrow at the top and wide at the bottom is arranged inside the support frame (401).

5. A high-purity sulfuric acid storage tank according to claim 4, characterized in that: A synchronous driving member (402) is installed at the rear end of the inner side of the support frame (401); and a left-right symmetrical threaded rod and a threaded sleeve (403) are installed at the front end of the output shaft of the synchronous driving member (402).

6. A high-purity sulfuric acid storage tank according to claim 4, characterized in that: The four sides of the upper port of the isolation cover (404) are fixedly connected to sliding rails (405); a hydraulic cylinder (406) is provided inside the sliding rail (405); and a clamping plate (407) with an anti-slip pad is installed at the piston end of the hydraulic cylinder (406).

7. A high-purity sulfuric acid storage tank according to claim 1, characterized in that: The transport component (5) comprises a hydraulic lifting column (501), a movable plate (502) and a hook (503); the movable plate (502) is arranged on a side of the hydraulic lifting column (501) close to the sulfuric acid storage tank (1); and the lower end of the movable plate (502) is fixedly connected to the hook (503).

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