Leak-proof large-capacity storage tank for safe production of methylbenzene

Abstract

The utility model provides an anti-leakage large-capacity storage tank for safe production of toluene, which comprises a bottom frame, side frames and storage tanks, the storage tanks are fixedly connected above a plurality of fulcrums of the bottom frame, the side frames are fixedly connected above the other fulcrums of the bottom frame, the storage tanks are fixedly connected on the side surfaces of the side frames, an inner shell is fixedly connected inside the storage tanks, and the inner shell is fixedly connected with the side surfaces of the side frames. The front face of the storage tank is fixedly connected with an output connector, and the front face of the storage tank is fixedly connected with an input connector. The utility model has the advantages that the floating roof part is always in close contact with the liquid level, so that toluene liquid is effectively isolated from air in the tank, the possibility of toluene vapor volatilization is reduced, and the contact area of toluene and air is reduced to a great extent. The evaporation loss is reduced, and the storage efficiency of methylbenzene can also be improved. And the formation of combustible gas can be reduced by reducing the volatilization amount of methylbenzene steam, so that the risks of explosion and fire are reduced. Therefore, safe storage is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to toluene storage technical field especially a kind of large-capacity storage tank for preventing leakage of toluene safe production. BACKGROUND

[0002] Toluene is a colorless clear liquid, with benzene-like odor, can be mixed with ethanol, ether, acetone, chloroform etc., slightly soluble in water. It is the main raw material of aramid rope production process in glue solution preparation, also is the main raw material of blended gasoline composition and as production toluene derivatives, explosives, dye intermediates, drugs etc. Toluene storage tank is specially used for storing the tank body of toluene. Storage tank is equipped with feed inlet and discharge outlet, respectively for adding and using toluene. These ports are usually equipped with valve to control the flow of material.

[0003] In prior art, although the storage tank is not easy to leak, but toluene in it is easy to evaporate and loss, and toluene in it is easy to contact with residual air in tank, and evaporated toluene is easy to produce flammable gas, so there is certain safety hazard, therefore a large-capacity storage tank for preventing leakage of toluene safe production is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at solving at least one of the technical defects.

[0005] Therefore, one purpose of the utility model is to provide a large-capacity storage tank for preventing leakage of toluene safe production to solve the problems mentioned in the background art and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of the utility model provides a large-capacity storage tank for preventing leakage of toluene safe production, comprising a chassis, a side frame and a storage tank, a plurality of fulcrums of the chassis are fixedly connected with the storage tank, and another plurality of fulcrums of the chassis are fixedly connected with the side frame.

[0007] The side surface of the side frame is fixedly connected with the storage tank.

[0008] The inside of the storage tank is fixedly connected with an inner shell, the front surface of the storage tank is fixedly connected with an output interface, and the front surface of the storage tank is fixedly connected with an input interface.

[0009] The inside of the storage tank is fixedly connected with a track, the track is vertically installed, the outer surface of the track is movably connected with a sliding sleeve, the outer surface of the sliding sleeve is fixedly connected with a floating roof, the floating roof is disc type, the edge of the floating roof is fixedly connected with an upwardly curved sealing element, and the upper edge of the sealing element is movably connected with the inner wall of the inner shell.

[0010] The bottom of the floating roof is fixedly connected with a plurality of partitions, and the partitions are arc-shaped.

[0011] Preferably, the bottom frame is welded to the outer surface of the storage tank, and the side frame is welded to the outer surface of the storage tank.

[0012] The above technical scheme has the following advantages: the present toluene storage tank adopts a double-layer design, which is composed of a stainless steel storage tank and a tempered glass inner shell, and has good anti-leakage effect.

[0013] The stainless steel material has high strength and corrosion resistance, and can effectively resist external environmental erosion and physical damage. The tempered glass has excellent physical properties and chemical stability, which can further increase the anti-leakage capacity of the storage tank. A certain space is formed between the inner and outer layers, so that even if a small amount of leakage occurs in the inner layer, it can be discovered and treated in time to prevent the leakage from spreading further.

[0014] Preferably, the outer shell of the storage tank is made of stainless steel, and the inner shell is made of tempered glass.

[0015] The above technical scheme has the following advantages: the core structure of the device is a track, a sliding sleeve, a floating roof, a sealing element, and a partition plate. The core advantage of the device is that a vertical track is provided inside the device, and a floating roof is movably connected to the track through a sliding sleeve. The floating roof floats on the liquid surface and rises and falls with the liquid surface. The sealing element is arranged to prevent the liquid from contacting the air above the floating roof. Another hole in the floating roof is used to pass the input pipe of the storage tank. In this way, the floating roof part always maintains close contact with the liquid surface, thereby effectively isolating the toluene liquid from the air in the tank, reducing the possibility of toluene vapor evaporation, and greatly reducing the contact area between toluene and air. This reduces evaporation loss and improves the storage efficiency of toluene. Reducing the amount of toluene vapor can also reduce the formation of flammable gas, thereby reducing the risk of explosion and fire. Thus, safe storage is achieved.

[0016] The present storage tank is a large-capacity storage device for toluene solution.

[0017] At the same time, two arc-shaped partition plates are installed below the floating roof, which can enter the liquid. Even if the external environment produces vibrations that are transmitted to the storage tank, the design of the partition plates can minimize the sloshing of the liquid inside, ensuring the stability and safety of the liquid storage.

[0018] Preferably, the side of the storage tank is fixedly connected with a secondary interface.

[0019] Preferably, the output interface and the input interface each have a flange, and the output interface is located below the input interface.

[0020] Preferably, the track is made of stainless steel, and the sealing element is made of plastic.

[0021] Preferably, the floating roof is provided with a through hole for the input pipeline to pass through, and the baffles are symmetrically distributed about the middle plane of the floating roof, and the baffles are provided with two.

[0022] Compared with the prior art, the utility model has the advantages and beneficial effects that:

[0023] The toluene safe production leak-proof large-capacity storage tank, through the cooperation of the track, the sliding sleeve, the floating roof, the sealing element and the baffle, one vertical track is arranged in the device, a floating roof is movably connected to the vertical track through the sliding sleeve, the floating roof floats on the liquid surface and rises and falls along with the liquid surface, the sealing element is arranged to prevent the liquid from contacting the air above the floating roof, another hole in the floating roof is used for the input pipeline of the storage tank, so that the floating roof part and the liquid surface always maintain close contact, thereby effectively isolating the toluene liquid from the air in the tank, reducing the possibility of toluene vapor evaporation, greatly reducing the contact area of toluene and air, reducing evaporation loss, and improving the storage efficiency of toluene. Reducing the volatilization amount of toluene vapor can also reduce the formation of flammable gas, thereby reducing the risk of explosion and fire. Thus, safe storage is achieved.

[0024] Meanwhile, two arc-shaped baffles are arranged below the floating roof and can enter the liquid, so that even if the vibration of the external environment is transmitted to the storage tank, the design of the baffles can minimize the sloshing of the liquid in the tank, and the stability and safety of the liquid storage in the tank are ensured.

[0025] Additional aspects and advantages of the present application will be described in part below and will become apparent from the following description, become apparent to those skilled in the art from the following description, or be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0026] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

[0027] Figure 1 is a structural schematic view of the first perspective of the present application;

[0028] Figure 2 is a structural schematic view of the second perspective of the present application;

[0029] Figure 3 is a structural schematic view of the floating roof of the present application;

[0030] Figure 4 is a structural schematic view of the inner shell of the present application.

[0031] In the drawings: 1 - base frame, 2 - side frame, 3 - storage tank, 4 - inner shell, 5 - output interface, 6 - input interface, 7 - track, 8 - sliding sleeve, 9 - floating roof, 10 - sealing element, 11 - baffle. DETAILED DESCRIPTION

[0032] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and should not be understood as limiting the present application.

[0033] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium, or can be the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0034] As shown in the drawings, the present p-xylene safety production leak-proof large-capacity storage tank comprises a chassis 1, a side frame 2 and a storage tank 3, a plurality of fulcrums of the chassis 1 are fixedly connected with the storage tank 3, and the other fulcrums of the chassis 1 are fixedly connected with the side frame 2. Figures 1-4

[0035] The side surface of the side frame 2 is fixedly connected with the storage tank 3.

[0036] The inside of the storage tank 3 is fixedly connected with an inner shell 4, the front surface of the storage tank 3 is fixedly connected with an output interface 5, and the front surface of the storage tank 3 is fixedly connected with an input interface 6.

[0037] The inside of the storage tank 3 is fixedly connected with a track 7, the track 7 is vertically installed, the outer surface of the track 7 is movably connected with a sliding sleeve 8, the outer surface of the sliding sleeve 8 is fixedly connected with a floating roof 9, the floating roof 9 is a disc type, the edge of the floating roof 9 is fixedly connected with an upwardly curved sealing element 10, and the upper edge of the sealing element 10 is movably connected to the inner wall of the inner shell 4.

[0038] The bottom of the floating roof 9 is fixedly connected with a plurality of partition plates 11, and the partition plates 11 are arc-shaped.

[0039] Embodiment 1: The chassis 1 and the outer surface of the storage tank 3 are welded, and the side frame 2 and the outer surface of the storage tank 3 are welded. The present p-xylene storage tank 3 adopts an inner-outer double-layer design. It is composed of a stainless steel storage tank 3 and a tempered glass inner shell 4 inside the storage tank 3, and has good anti-leakage effect.

[0040] ​The stainless steel material has high strength and corrosion resistance, can effectively resist the erosion and physical damage of external environment. The tempered glass has excellent physical performance and chemical stability, can further increase the anti-leakage capacity of the storage tank. A certain space isolation is formed between the inner and outer layers, even if the inner layer has a small leakage, it can be found and handled in time, and the leakage is prevented from further spreading.

[0041] In the embodiment 2, the shell of the storage tank 3 is made of stainless steel, and the inner shell 4 is made of tempered glass. The side surface of the storage tank 3 is fixedly connected with a secondary interface. The output interface 5 and the input interface 6 each have a flange, and the output interface 5 is located below the input interface 6. The track 7 is made of stainless steel, and the sealing element 10 is made of plastic. The floating roof 9 is provided with a through hole for the input pipeline to pass through, and the partition plates 11 are symmetrically distributed about the middle surface of the floating roof 9, and each of the partition plates 11 is provided with two.

[0042] The working principle of the utility model is as follows:

[0043] The storage tank 3 inputs liquid into the tank through the input interface 6 and discharges liquid through the output interface 5.

[0044] When the liquid level in the storage tank 3 changes, a vertical track 7 is arranged in the device, and a floating roof 9 is movably connected to the track 7 through a sliding sleeve 8. The floating roof 9 floats on the liquid surface and rises and falls with the liquid surface. The sealing element 10 is arranged to prevent the liquid from contacting the air above the floating roof 9. Another hole in the floating roof 9 is used for the input pipeline of the storage tank 3. In this way, the floating roof 9 is always in close contact with the liquid surface, thereby effectively isolating the toluene liquid from the air in the tank and reducing the possibility of toluene vapor evaporation.

[0045] At the same time, the partition plates 11 rise and fall with the floating roof 9, and the partition plates 11 are always inserted into the liquid.

[0046] Compared with the prior art, the utility model has the following beneficial effects:

[0047] The toluene safety production anti-leakage large-capacity storage tank is provided with a vertical track 7 in the device, and a floating roof 9 is movably connected to the track 7 through a sliding sleeve 8. The floating roof 9 floats on the liquid surface and rises and falls with the liquid surface. The sealing element 10 is arranged to prevent the liquid from contacting the air above the floating roof 9. Another hole in the floating roof 9 is used for the input pipeline of the storage tank 3. In this way, the floating roof 9 is always in close contact with the liquid surface, thereby effectively isolating the toluene liquid from the air in the tank and reducing the possibility of toluene vapor evaporation. The contact area of toluene and air is greatly reduced. The evaporation loss is reduced, and the storage efficiency of toluene is improved. The volatilization amount of toluene vapor is reduced, and the formation of flammable gas is reduced, thereby reducing the risk of explosion and fire. Safe storage is achieved.

[0048] At the same time, two arc-shaped partitions 11 are installed below the floating roof 9, which can enter the liquid. Even if the external environment produces vibration and transmits to the storage tank 3, the design of the partition 11 can minimize the sloshing of the liquid in it, ensuring the stability and safety of the liquid storage.

Claims

1. A leak-proof large-capacity storage tank for safe toluene production, characterized in that, Including the chassis (1), side frame (2), storage tank (3), the chassis (1) several support points above fixedly connected with storage tank (3), the chassis (1) other several support points above fixedly connected with side frame (2); The side of the side frame (2) is fixedly connected with the storage tank (3); The inside of the storage tank (3) is fixedly connected with the inner shell (4), the front of the storage tank (3) is fixedly connected with the output interface (5), and the front of the storage tank (3) is fixedly connected with the input interface (6); The inside of the storage tank (3) is fixedly connected with the track (7), the track (7) is vertically installed, the outer surface of the track (7) is movably connected with the sliding sleeve (8), the outer surface of the sliding sleeve (8) is fixedly connected with the floating roof (9), the floating roof (9) is disc type, the edge of the floating roof (9) is fixedly connected with the upturned sealing element (10), the upper edge of the sealing element (10) is movably connected to the inner wall of the inner shell (4); The bottom of the floating roof (9) is fixedly connected with a plurality of partitions (11), and the partitions (11) are arc-shaped.

2. The toluene safe production use anti-leakage large-capacity storage tank according to claim 1, characterized in that: The outer surface of the storage tank (3) is welded with the chassis (1), and the outer surface of the storage tank (3) is welded with the side frame (2).

3. The anti-leakage large-capacity storage tank for toluene safe production according to claim 2, characterized in that: The outer shell of the storage tank (3) is made of stainless steel, and the inner shell (4) is made of tempered glass.

4. The anti-leakage large-capacity storage tank for toluene safe production of claim 3, characterized in that: The side of the storage tank (3) is fixedly connected with the auxiliary interface.

5. The anti-leakage large-capacity storage tank for toluene safe production of claim 4, characterized in that: The output interface (5) and the input interface (6) each have a flange, and the output interface (5) is located below the input interface (6).

6. The anti-leakage large-capacity storage tank for toluene safe production of claim 5, characterized in that: The track (7) is made of stainless steel, and the sealing element (10) is made of plastic.

7. A leakage-proof large-capacity storage tank for toluene safe production according to claim 6, characterized in that: The floating roof (9) is provided with a via hole for the input pipeline to pass through, the partitions (11) are symmetrically distributed about the middle plane of the floating roof, and the partitions (11) are provided with two.

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