Storage tank for dangerous chemicals under pressure

Abstract

The utility model relates to the field of storage tanks, in particular to a storage tank for pressurized hazardous chemicals, which comprises a tank body, a connecting pipe is arranged at the top of the outer wall of one side of the tank body, a connecting structure is mounted at the other end of the connecting pipe, a foam generator is mounted at the other end of the connecting structure, and a supporting structure is arranged on the outer wall of the bottom of the tank body. A discharge pipe is connected to the center of the outer wall of the bottom of the tank body, and an electric three-way valve is mounted at the other end of the discharge pipe; the connecting structure comprises a connecting flange, a first sealing groove and a second sealing groove, the first sealing groove and the second sealing groove are formed in the outer walls of the two sides of the connecting flange respectively, the first sealing ring and the second sealing ring are extruded, seams at the two ends of the connecting flange are sealed, leakage is prevented, the glass sheet is installed in the installing groove of the connecting flange through the protective pad, and the glass sheet is protected; the edge of the glass sheet is sealed by matching with sealant, so that leakage is prevented, the glass sheet is convenient to mount, and the problem of influencing engineering is solved.

Description

Technical Field

[0001] This utility model relates to the field of storage tank technology, and in particular to a pressurized hazardous chemical storage tank. Background Technology

[0002] Storage tanks are used to store refined chemical substances such as acids, alkalis, alcohols, gases, and liquids. Storage tanks are widely used in North China and, depending on the material, generally include: polyethylene storage tanks, polypropylene storage tanks, fiberglass storage tanks, ceramic storage tanks, rubber storage tanks, and stainless steel storage tanks. Steel storage tanks are sealed steel containers used to store liquids or gases. Steel storage tank projects are essential and important infrastructure in industries such as petroleum, chemical, grain and oil, food, fire protection, transportation, metallurgy, and national defense. Our economic life is inseparable from steel storage tanks of all sizes, and their important role in national economic development is irreplaceable.

[0003] The original foam generator was designed to fix a circular glass plate with an outer diameter of 90 mm and a thickness of 2 mm by fastening washers. When a fire occurs, the foam fire water generates huge pressure to break the glass plate, and the foam fire water enters the storage tank, covering the oil, isolating the burning material from the air, blocking the flame, and thus achieving the effect of extinguishing the fire.

[0004] During the project implementation, the inability to secure the glass sheet caused leakage at the glass sheet of the foam generator, which hindered the implementation of the entire project. Utility Model Content

[0005] The purpose of this utility model is to address the aforementioned problems and deficiencies by proposing a pressurized hazardous chemical storage tank: after installation, sealing ring one and sealing ring two are squeezed to seal the joints at both ends of the connecting flange to prevent leakage. The protective gasket installs the glass sheet in the mounting groove of the connecting flange to protect the glass sheet. The sealant is used to seal the edges of the glass sheet to prevent leakage, which facilitates the installation of the glass sheet and solves the problems that affect the project.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A pressurized hazardous chemical storage tank includes a tank body, a connecting pipe provided on the top of one side of the outer wall of the tank body, and a connecting structure installed at the other end of the connecting pipe. A foam generator is installed at the other end of the connecting structure. A support structure is provided on the bottom outer wall of the tank body. A discharge pipe is connected to the center of the bottom outer wall of the tank body, and an electric three-way valve is installed at the other end of the discharge pipe. The connecting structure includes a connecting flange, a sealing groove 1 and a sealing groove 2 respectively opened on the outer walls of both sides of the connecting flange, and an installation groove opened at the center of one end of the connecting flange. The support structure includes equally spaced support seats, a rubber block installed on the top outer wall of one end of the support seat, and a limiting groove opened on the top outer wall of one end of the support seat.

[0008] Preferably, the other two ends of the electric three-way valve are connected to conveying pipes, and the top outer wall of the tank is connected to an adding pipe. One end of the adding pipe is equipped with valve one, and one end of the discharge pipe is connected to valve two.

[0009] Preferably, the connecting flange is provided with sealing ring one and sealing ring two in sealing groove one and sealing groove two respectively, and one end of sealing ring one and sealing ring two are respectively connected to one end of the connecting pipe and the output end of the foam generator.

[0010] Preferably, the connecting flange is provided with a glass plate in the mounting groove, and protective gaskets are adhered to both outer walls of the glass plate. The outer wall of the protective gasket contacts the inner wall of the mounting groove and one end of the foam generator. The outer wall between the outer wall of the glass plate and the mounting groove is coated with sealant.

[0011] Preferably, an installation block is installed on the outer wall of the tank at the limiting groove, and the outer wall of the installation block is slidably connected to the inner wall of the limiting groove, with the bottom outer wall of the tank in contact with the top outer wall of the rubber block.

[0012] Preferably, support legs are installed on both outer walls of the support base, and a limiting hole is opened at the center of the rubber block on the outer wall of the support base. A limiting rod is installed at the limiting hole on the outer wall of the bottom of the tank, and the limiting rod is slidably connected in the limiting hole.

[0013] Preferably, the electric three-way valve, valve one, valve two, and foam generator are connected to the controller via wires, and the controller is connected to the power supply via wires.

[0014] The beneficial effects of this utility model are as follows:

[0015] 1. After installation, squeeze the sealing ring one and sealing ring two to seal the joints at both ends of the connecting flange to prevent leakage. The protective gasket installs the glass sheet in the mounting groove of the connecting flange to protect the glass sheet. The sealant is used to seal the edges of the glass sheet to prevent leakage and facilitate the installation of the glass sheet, thus solving the problem that affects the project.

[0016] 2. Install mounting blocks and limiting rods on the bottom outer wall and side outer wall of the tank. The limiting rods and mounting blocks are respectively inserted into the limiting grooves and limiting holes of the support base for easy positioning and installation, and easy lateral limiting. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of a pressurized hazardous chemical storage tank proposed in this utility model;

[0018] Figure 2 This is a schematic diagram of the unfolded structure of the connecting flange of a pressurized hazardous chemical storage tank proposed in this utility model;

[0019] Figure 3This is a schematic diagram of the bottom structure of a pressurized hazardous chemical storage tank according to the present invention.

[0020] Figure 4 This is a schematic diagram of the support structure for a pressurized hazardous chemical storage tank proposed in this utility model.

[0021] In the diagram: 1. Tank body, 2. Addition pipe, 3. Valve I, 4. Connecting pipe, 5. Connecting structure, 6. Discharge pipe, 7. Valve II, 8. Electric three-way valve, 9. Delivery pipe, 10. Support structure, 11. Connecting flange, 12. Sealing groove I, 13. Sealing groove II, 14. Sealing ring I, 15. Sealing ring II, 16. Mounting groove, 17. Protective pad, 18. Glass plate, 19. Foam generator, 20. Support base, 21. Limiting groove, 22. Limiting hole, 23. Rubber block, 24. Mounting block, 25. Limiting rod, 26. Support leg. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0023] Example 1:

[0024] Reference Figure 1-2 A pressurized hazardous chemical storage tank includes a tank body 1, a connecting pipe 4 is provided on the top of one side outer wall of the tank body 1, and a connecting structure 5 is installed at the other end of the connecting pipe 4. A foam generator 19 is installed at the other end of the connecting structure 5, and a support structure 10 is provided on the bottom outer wall of the tank body 1. A discharge pipe 6 is connected to the center of the bottom outer wall of the tank body 1, and an electric three-way valve 8 is installed at the other end of the discharge pipe 6.

[0025] Both ends of the electric three-way valve 8 are connected to conveying pipes 9, and the top outer wall of the tank 1 is connected to an adding pipe 2. One end of the adding pipe 2 is equipped with a valve 3, and one end of the discharge pipe 6 is connected to a valve 7. The tank 1 adds materials to the inside through the adding pipe 2. After the valve 7 in the discharge pipe 6 is activated, it cooperates with the electric three-way valve 8 to discharge materials through the conveying pipe 9. After the electric three-way valve 8 is activated, it changes the conveying direction for easy use.

[0026] The electric three-way valve 8, valve one 3, valve two 7 and foam generator 19 are connected to the controller via wires, and the controller is connected to the power supply via wires.

[0027] The connection structure 5 includes a connecting flange 11, a sealing groove 12 and a sealing groove 13 respectively opened on the outer walls of both sides of the connecting flange 11, and an installation groove 16 opened at the center of one end of the connecting flange 11.

[0028] The connecting flange 11 is provided with sealing ring 14 and sealing ring 15 in sealing groove 12 and sealing groove 2, respectively. One end of sealing ring 14 and sealing ring 15 is connected to one end of connecting pipe 4 and the output end of foam generator 19. After installation, one end of foam generator 19 and one end of connecting pipe 4 squeeze sealing ring 14 and sealing ring 15 in sealing groove 12 and sealing groove 2, respectively, to seal the joint at both ends of connecting flange 11 and prevent leakage.

[0029] The connecting flange 11 is located in the mounting groove 16 and has a glass sheet 18. Protective gaskets 17 are adhered to both outer walls of the glass sheet 18. The outer wall of the protective gasket 17 contacts the inner wall of the mounting groove 16 and one end of the foam generator 19. The outer wall of the glass sheet 18 is coated with sealant between the outer wall of the glass sheet 18 and the mounting groove 16. After installation, the glass sheet 18 is sealed in the mounting groove 16 of the connecting flange 11 by the protective gasket 17 to protect the glass sheet 18. The sealant is used to seal the edge of the glass sheet 18 to prevent leakage.

[0030] Example 2:

[0031] Reference Figure 1-4 The support structure 10 includes support seats 20 distributed at equal intervals, rubber blocks 23 installed on the top outer wall of one end of the support seat 20, and a limiting groove 21 opened on the top outer wall of one end of the support seat 20. The bottom outer wall and side outer wall of the tank body 1 are equipped with mounting blocks 24 and limiting rods 25. The limiting rods 25 and mounting blocks 24 are respectively inserted into the limiting grooves 21 and limiting holes 22 of the support seat 20, which facilitates positioning and installation and lateral limiting.

[0032] An installation block 24 is installed on the outer wall of the tank body 1 at the limiting groove 21, and the outer wall of the installation block 24 is slidably connected to the inner wall of the limiting groove 21. The bottom outer wall of the tank body 1 contacts the top outer wall of the rubber block 23, and the bottom outer wall of the tank body 1 contacts the top of the rubber block 23. The rubber block 23 supports the tank body, which facilitates the separation of the tank body 1 from the support base 20 and makes it convenient to use.

[0033] Support legs 26 are installed on both sides of the outer wall of the support base 20, and a limit hole 22 is opened on the outer wall of the support base 20 at the center of the rubber block 23. A limit rod 25 is installed on the bottom outer wall of the tank body 1 at the limit hole 22, and the limit rod 25 is slidably connected in the limit hole 22.

[0034] Working principle: During use, the connecting structure 5 is placed between the connecting pipe 4 of the tank 1 and the foam generator 19. The foam generator 19 is connected to the connecting pipe 4 and the tank 1 via the parts and connecting structure 5. After installation, one end of the foam generator 19 and the connecting pipe 4 respectively squeezes the sealing rings 14 and 15 in the sealing groove 12 and sealing groove 13 to seal the joints at both ends of the connecting flange 11, preventing leakage. After installation, the glass sheet 18 is sealed in the mounting groove 16 of the connecting flange 11 using the protective gasket 17, protecting the glass sheet 18. Sealant is used to seal the edges of the glass sheet 18 to prevent leakage. The tank 1 is then connected via... Material is added to the inside through the addition pipe 2. After the valve 7 in the discharge pipe 6 is activated, it works with the electric three-way valve 8 to discharge the material through the conveying pipe 9. After the electric three-way valve 8 is activated, the conveying direction is changed for easy use. The bottom outer wall and the side outer wall of the tank body 1 are equipped with mounting blocks 24 and limiting rods 25. The limiting rods 25 and mounting blocks 24 are respectively inserted into the limiting grooves 21 and limiting holes 22 of the support base 20 for easy positioning and lateral limiting. When a fire occurs, the foam fire water generates huge pressure to break the glass. The foam fire water enters the storage tank, covers the oil, isolates the burning material from the air, and blocks the flame, thereby achieving the effect of extinguishing the fire.

[0035] The exemplary embodiments of the present invention have been described in detail herein with reference to examples. However, those skilled in the art will understand that various modifications and alterations can be made to the specific embodiments described above without departing from the spirit of the present invention, and various combinations can be made to the various technical features and structures proposed in the present invention without exceeding the protection scope of the present invention, which is determined by the appended claims. The foregoing description of specific exemplary embodiments of the present invention is not intended to limit the present invention to the precise forms disclosed, and it is obvious that many changes and variations can be made based on the above teachings. The exemplary embodiments were chosen and described in order to explain the specific principles of the present invention and its practical applications, thereby enabling those skilled in the art to implement and utilize various different exemplary embodiments of the present invention, as well as various different choices and variations. The scope of the present invention is intended to be defined by the claims and their equivalents.

Claims

1. A pressurized hazardous chemical storage tank, comprising a tank body (1), characterized in that, A connecting pipe (4) is provided on the top of one side of the outer wall of the tank (1), and a connecting structure (5) is installed at the other end of the connecting pipe (4). A foam generator (19) is installed at the other end of the connecting structure (5), and a support structure (10) is provided on the bottom outer wall of the tank (1). A discharge pipe (6) is connected to the center of the bottom outer wall of the tank (1), and an electric three-way valve (8) is installed at the other end of the discharge pipe (6). The connection structure (5) includes a connection flange (11), a sealing groove one (12) and a sealing groove two (13) respectively opened on the outer walls of both sides of the connection flange (11), and an installation groove (16) opened at the center of one end of the connection flange (11). The support structure (10) includes equally spaced support seats (20), a rubber block (23) installed on the top outer wall of one end of the support seat (20), and a limiting groove (21) opened on the top outer wall of one end of the support seat (20).

2. The pressurized hazardous chemical storage tank according to claim 1, characterized in that, The other two ends of the electric three-way valve (8) are connected to conveying pipes (9), and the top outer wall of the tank (1) is connected to an adding pipe (2). One end of the adding pipe (2) is equipped with valve one (3), and one end of the discharge pipe (6) is connected to valve two (7).

3. The pressurized hazardous chemical storage tank according to claim 1, characterized in that, The connecting flange (11) is provided with sealing ring one (14) and sealing ring two (15) in sealing groove one (12) and sealing groove two (13) respectively, and one end of sealing ring one (14) and sealing ring two (15) are respectively connected to one end of connecting pipe (4) and output end of foam generator (19).

4. A pressurized hazardous chemical storage tank according to claim 1, characterized in that, The connecting flange (11) is located in the mounting groove (16) and has a glass plate (18). Both outer walls of the glass plate (18) are bonded with protective pads (17). The outer wall of the protective pad (17) is in contact with the inner wall of the mounting groove (16) and one end of the foam generator (19). The outer wall between the outer wall of the glass plate (18) and the mounting groove (16) is coated with sealant.

5. A pressurized hazardous chemical storage tank according to claim 1, characterized in that, The outer wall of the tank (1) is equipped with an installation block (24) at the limiting groove (21), and the outer wall of the installation block (24) is slidably connected to the inner wall of the limiting groove (21). The bottom outer wall of the tank (1) is in contact with the top outer wall of the rubber block (23).

6. A pressurized hazardous chemical storage tank according to claim 1, characterized in that, Support legs (26) are installed on both sides of the outer wall of the support base (20), and a limiting hole (22) is opened on the outer wall of the support base (20) at the center of the rubber block (23). A limiting rod (25) is installed on the bottom outer wall of the tank (1) at the limiting hole (22), and the limiting rod (25) is slidably connected in the limiting hole (22).

7. A pressurized hazardous chemical storage tank according to claim 1, characterized in that, The electric three-way valve (8), valve one (3), valve two (7) and foam generator (19) are connected to the controller via wires, and the controller is connected to the power supply via wires.

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