Acid-base solution storage tank

Abstract

The utility model relates to the technical field of storage tanks, and discloses an acid-base solution storage tank which comprises a tank body, horizontal partition plates are fixedly mounted at the top and the bottom of an inner cavity of the tank body, and the inner cavity of the tank body is divided into an upper exhaust cavity, a lower drainage cavity and a middle liquid storage cavity by the two partition plates. A communicating pipe is inserted between the middle positions of the two partition plates in a penetrating mode, a plurality of liquid inlets are evenly formed in the side wall, located in the liquid storage cavity, of the communicating pipe, the bottom end of the communicating pipe communicates with the liquid discharging cavity, a protective pipe communicating with the exhaust cavity is fixedly installed at the center of the top of the tank body, and the top end of the communicating pipe extends into the protective pipe; according to the liquid discharging device, gas generated by solution volatilization can be discharged into the exhaust cavity, when the air pressure is too large, the gas is discharged through the exhaust assembly, and the water pressure and the air pressure borne by the liquid discharging assembly can be reduced through the partition plate below the liquid discharging assembly; therefore, the situation of leakage at the joint caused by overlarge pressure is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of storage tank, concretely is a kind of acid-base solution storage tank. BACKGROUND

[0002] As a tank for storing solid, liquid or gaseous objects, the storage tank plays an important role in the industry, among which the acid-base solution storage tank is specially used for storing acidic or alkaline solution, and is widely used in chemical industry, pharmaceutical, environmental protection, water treatment and other industries, however, part of acid-base solution such as hydrochloric acid, nitric acid, hydrofluoric acid and ammonia has volatility, after these volatile acid-base solution volatilizes, it will cause the pressure in the storage tank to fluctuate frequently, additional stress is generated on the sealing structure, which accelerates the wear and aging of the sealing element, and finally causes the sealing failure, at the same time, the increase of the pressure in the storage tank will cause the discharge pipe to bear additional stress, increase the risk of leakage at the connection, and the water pressure generated by a large amount of solution in the tank further aggravates the stress condition of the discharge pipe, in order to solve this problem, the present application provides a new type of acid-base solution storage tank. SUMMARY

[0003] In order to solve the problems in the above background art, the utility model provides the following technical scheme: an acid-base solution storage tank, comprising a tank body, a horizontal state of baffle is fixedly installed at the top and bottom of the inner cavity of the tank body, the two baffles divide the inner cavity of the tank body into an upper exhaust chamber, a lower liquid discharge chamber and an intermediate liquid storage chamber, a communication pipe is inserted through the intermediate position between the two baffles, a plurality of liquid inlet openings are uniformly formed in the side wall of the communication pipe inside the liquid storage chamber, the bottom end of the communication pipe is communicated with the liquid discharge chamber, a protective pipe is fixedly installed at the center of the top of the tank body and communicated with the exhaust chamber, the top end of the communication pipe extends into the protective pipe, an exhaust assembly communicated with the exhaust chamber is arranged at the left end of the top of the tank body, and a liquid discharge assembly communicated with the liquid discharge chamber is installed at the center of the bottom of the tank body.

[0004] Preferably, a liquid injection pipe is fixedly installed at the right end of the top of the tank body and communicated with the exhaust chamber and the liquid storage chamber, a sealing cover is threadedly sleeved on the top end of the liquid injection pipe, the horizontal height of the top end of the communication pipe is higher than that of the top end of the liquid injection pipe, and the top end of the communication pipe does not contact the inner wall of the protective pipe.

[0005] Preferably, the liquid discharge assembly comprises a buffer tank and a liquid discharge pipe, the top end of the buffer tank is communicated with the liquid discharge chamber, the liquid discharge pipe is L-shaped, the vertical end of the liquid discharge pipe is fixedly connected to the bottom of the buffer tank, a valve is arranged on the horizontal straight part of the liquid discharge pipe, a buffer plate is arranged inside the buffer tank, and a plurality of through holes penetrating up and down are uniformly formed in the buffer plate.

[0006] Preferably, the exhaust assembly comprises an exhaust pipe, a piston and a spring, the exhaust pipe is fixedly installed at the top of the tank body, the bottom end of the exhaust pipe is communicated with the exhaust cavity, the piston is movably inserted into the exhaust pipe, the spring is fixedly connected between the top end of the piston and the top end of the inner wall of the exhaust pipe, and a plurality of exhaust holes are uniformly arranged in the side wall of the exhaust pipe.

[0007] Preferably, when the spring is in a normal state, the piston at the bottom end of the spring blocks the exhaust holes, and the exhaust holes are arranged in an inverted V-shaped structure.

[0008] Preferably, the two ends of the bottom of the tank body are fixedly installed with support seats.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] Through the liquid inlet on the surface of the communication pipe, not only can the solution be delivered into the liquid discharge cavity, but also the gas generated by the solution can enter into the exhaust cavity through the liquid inlet and the communication pipe. When the air pressure in the exhaust cavity is too large, the excess gas is discharged through the exhaust assembly. The water pressure and air pressure on the liquid discharge assembly can be reduced through the partition plate below the inner cavity of the tank body, so that the connection is prevented from leaking due to excessive pressure. BRIEF DESCRIPTION OF DRAWINGS

[0011] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0012] Figure 1 It is the structure schematic view of the utility model as a whole;

[0013] Figure 2 It is the sectional structure schematic view of the tank body of the utility model;

[0014] Figure 3 It is the sectional structure schematic view of the buffer tank and the liquid discharge pipe connection of the utility model;

[0015] Figure 4 It is the sectional structure schematic view of the exhaust pipe and the piston connection of the utility model;

[0016] In the drawing: 1, tank body; 2, partition plate; 3, liquid storage cavity; 4, liquid discharge cavity; 5, exhaust cavity; 6, communication pipe; 7, buffer tank; 8, liquid discharge pipe; 9, buffer plate; 10, protection pipe; 11, liquid injection pipe; 12, exhaust pipe; 13, piston; 14, spring; 15, exhaust hole; 16, support seat. DETAILED DESCRIPTION

[0017] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments; on the basis of the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the range of protection of the utility model.

[0018] By Figures 1-4 The utility model discloses a tank body 1, the top and bottom of the inner chamber of tank body 1 are fixedly installed with the baffle 2 of horizontal state, two baffle 2 divide the inner chamber of tank body 1 and divide into the exhaust chamber 4 of upper, the lower liquid discharge chamber 5 of below and the liquid storage chamber 3 of middle, the communication pipe 6 is inserted in the middle position between two baffle 2 and is penetrated, a plurality of liquid inlets are evenly formed on the side wall of communication pipe 6 inside the liquid storage chamber 3, the bottom of communication pipe 6 is communicated with liquid discharge chamber 5, the center of tank body 1 top is fixedly installed with the protection pipe 10 communicated with exhaust chamber 4, the top of communication pipe 6 extends to the protection pipe 10, the left end of tank body 1 top is provided with the exhaust assembly communicated with exhaust chamber 4, the center of tank body 1 bottom is installed with the liquid discharge assembly communicated with liquid discharge chamber 5, the gas generated by the solution volatilization can be discharged into exhaust chamber 4 through the liquid inlet of communication pipe 6, when the air pressure in exhaust chamber 4 is too high, then discharges through the exhaust assembly, the water pressure and air pressure that baffle 2 below the inner chamber of tank body 1 can reduce the liquid discharge assembly, thereby avoiding the situation that the connection leaks due to the excessive pressure that it receives, and the liquid discharge assembly can make the flow velocity of solution discharge relatively gentle.

[0019] As Figure 1 And Figure 2 The right end of tank body 1 top is fixedly installed with the liquid injection pipe 11 communicated with liquid storage chamber 3 through exhaust chamber 4, the top of liquid injection pipe 11 is threadedly sleeved with a sealing cover, the top of communication pipe 6 is higher than the top of liquid injection pipe 11 in level, and the top of communication pipe 6 is not in contact with the inner wall of protection pipe 10, so that when the acid-base solution is injected into the liquid storage chamber 3, it can avoid entering exhaust chamber 4 through communication pipe 6.

[0020] As Figure 2 And Figure 3 The liquid discharge assembly includes a buffer tank 7 and a liquid discharge pipe 8, the top of buffer tank 7 is communicated with liquid discharge chamber 5, the liquid discharge pipe 8 is L-shaped, and the vertical end of liquid discharge pipe 8 is fixedly communicated with the bottom of buffer tank 7, a valve is arranged on the horizontal straight part of liquid discharge pipe 8, a buffer plate 9 is arranged in the buffer tank 7, a plurality of through holes are evenly formed on the buffer plate 9, the buffer plate 9 in the buffer tank 7 can prevent the flow velocity of solution from being too large when the solution is discharged, so that the flow of acid-base solution discharged by the liquid discharge pipe 8 is relatively gentle.

[0021] As Figure 2And Figure 4 As shown in the figure, the exhaust assembly comprises an exhaust pipe 12, a piston 13 and a spring 14, the exhaust pipe 12 is fixedly installed on the top of the tank body 1, and the bottom end of the exhaust pipe 12 is communicated with the exhaust cavity 4, the piston 13 is movably inserted in the exhaust pipe 12, the spring 14 is fixedly connected between the top end of the piston 13 and the top end of the inner wall of the exhaust pipe 12, and a plurality of exhaust holes 15 are uniformly arranged on the side wall of the exhaust pipe 12, when the gas in the exhaust cavity 4 is too much to cause the pressure to become large, the gas pressure will push the piston 13 to move upward in the exhaust pipe 12, so that the piston 13 extrudes the spring 14, and when the piston 13 is in the rising position, the exhaust holes 15 on the side wall of the exhaust pipe 12 will be exposed, and then the excess gas can be discharged through the plurality of exhaust holes 15 on the side wall of the exhaust pipe 12.

[0022] As shown in the figure, Figure 4 When the spring 14 is in the normal state, the piston 13 at the bottom end of the spring 14 blocks the exhaust hole 15, the exhaust hole 15 is arranged in an inverted V-shaped structure, and the piston 13 will not extrude the spring 14 under the condition that the pressure in the exhaust cavity 4 is normal, and the structure of the exhaust hole 15 can prevent the solution from entering the exhaust pipe 12 through the exhaust hole 15.

[0023] As shown in the figure, Figure 1 Both ends of the bottom of the tank body 1 are fixedly installed with support seats 16, and the two support seats 16 can effectively support the tank body 1.

[0024] It should be noted that, in this text, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0025] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An acid and alkali solution storage tank comprising a tank body (1), characterized in that: The top and bottom of the inner cavity of the tank body (1) are fixedly installed with horizontal baffles (2), the two baffles (2) divide the inner cavity of the tank body (1) into an upper exhaust cavity (4), a lower liquid discharge cavity (5) and an intermediate liquid storage cavity (3), a communication pipe (6) is inserted through the intermediate positions of the two baffles (2), a plurality of liquid inlet openings are uniformly formed in the side wall of the communication pipe (6) inside the liquid storage cavity (3), the bottom end of the communication pipe (6) communicates with the liquid discharge cavity (5), a protective pipe (10) which communicates with the exhaust cavity (4) is fixedly installed at the center of the top of the tank body (1), the top end of the communication pipe (6) extends into the protective pipe (10), an exhaust assembly which communicates with the exhaust cavity (4) is arranged at the left end of the top of the tank body (1), and a liquid discharge assembly which communicates with the liquid discharge cavity (5) is arranged at the center of the bottom of the tank body (1).

2. The acid and base solution storage tank according to claim 1, characterized by: The right end of the top of the tank body (1) is fixedly installed with a liquid injection pipe (11) which communicates with the liquid storage cavity (3) through the exhaust cavity (4), a sealing cover is threadedly sleeved on the top end of the liquid injection pipe (11), the top end of the communication pipe (6) is higher than the top end of the liquid injection pipe (11) in height, and the top end of the communication pipe (6) is not in contact with the inner wall of the protective pipe (10).

3. The acid and base solution storage tank of claim 1, wherein: The liquid discharge assembly comprises a buffer tank (7) and a liquid discharge pipe (8), the top end of the buffer tank (7) communicates with the liquid discharge cavity (5), the liquid discharge pipe (8) is L-shaped, the vertical end of the liquid discharge pipe (8) is fixedly connected to the bottom of the buffer tank (7), a valve is arranged on the horizontal straight part of the liquid discharge pipe (8), and a buffer plate (9) is arranged in the buffer tank (7), a plurality of through holes are uniformly formed in the buffer plate (9).

4. The acid and base solution storage tank of claim 1, wherein: The exhaust assembly comprises an exhaust pipe (12), a piston (13) and a spring (14), the exhaust pipe (12) is fixedly installed on the top of the tank body (1), the bottom end of the exhaust pipe (12) communicates with the exhaust cavity (4), the piston (13) is movably inserted into the exhaust pipe (12), the spring (14) is fixedly connected between the top end of the piston (13) and the top end of the inner wall of the exhaust pipe (12), and a plurality of exhaust holes (15) are uniformly formed in the side wall of the exhaust pipe (12).

5. An acid or base solution storage tank according to claim 4, wherein: When the spring (14) is in a normal state, the piston (13) at the bottom end of the spring (14) blocks the exhaust holes (15), and the exhaust holes (15) are arranged in an inverted V-shaped structure.

6. The acid and base solution storage tank of claim 1, wherein: The two ends of the bottom of the tank body (1) are fixedly installed with support seats (16).

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