Protection device for sulfur dioxide elevated tank

Abstract

The utility model belongs to the technical field of chemical equipment, and particularly relates to a protection device for a sulfur dioxide elevated tank. According to the utility model, air at the interface can be effectively absorbed and discharged by using the cyclone, and the sulfur dioxide detector is used for detection and is linked with the valve, so that effective protection can be realized.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of chemical equipment, specifically relates to a protection device for sulfur dioxide high tank. BACKGROUND

[0002] 2-methylamino-5-t-butyl-1,3,4-thiadiazole has a molecular formula of C7H 13 N3S and a molecular weight of 171.263. Its density is 1.13g / cm3, boiling point is 253.9°C, and flash point is 107.4°C. The compound is usually packaged in paperboard barrels or galvanized iron barrels. In terms of synthesis, 2-methylamino-5-t-butyl-1,3,4-thiadiazole can be prepared by reacting 4-methylaminothiourea with pivaloyl chloride in toluene, adding phosphorus oxychloride to dehydrate and form a ring, and also needs to use sulfur dioxide as a raw material, and in production, it is placed in a sulfur dioxide high tank for use.

[0003] In the current sulfur dioxide high tank, long-term use can cause leakage at the interfaces of the inlet, outlet and valve of the high tank, but there is currently no effective treatment method. UTILITY MODEL CONTENT

[0004] In view of the technical problem, the utility model provides a protection device for a sulfur dioxide high tank, which can effectively protect the sulfur dioxide high tank and prevent sulfur dioxide leakage.

[0005] In order to solve the above technical problem, the utility model provides the following scheme:

[0006] A protection device for a sulfur dioxide high tank, characterized in that it comprises a blower 1 and a supply air pipe 2, one end of the supply air pipe 2 is connected to the blower 1, the other end of the supply air pipe 2 is connected to a cyclone 3, the lower part of the cyclone 3 is connected to an air outlet main pipe 4, and an air extractor 5 is arranged on the air outlet main pipe 4.

[0007] Preferably, the cyclone 3 is provided with an air receiving pipe head 35 at the upper part, one end of the air receiving pipe head 35 is connected to the supply air pipe 2, and the other end of the air receiving pipe head 35 is connected to the outer wall 31.

[0008] Preferably, the cyclone 3 is provided with a supply air pipe head 36 at the lower part, one end of the supply air pipe head 36 is connected to the air outlet main pipe 4, and the other end of the supply air pipe head 36 penetrates through the outer wall 31 and is connected to the inner wall 32.

[0009] Preferably, the inner wall 32 is wrapped to form a containing cavity 34.

[0010] Preferably, the cyclone passage 33 is inclined downward, and the downward direction is the containing cavity 34.

[0011] Preferably, the air outlet main pipe 4 is provided with a sulfur dioxide detector 6.

[0012] Preferably, the air outlet main pipe 4 is respectively connected with an air outlet pipe 8 and a treatment pipe 9, the air outlet pipe 8 is provided with an air outlet valve 7, the treatment pipe 9 is provided with a treatment valve 10, and the treatment pipe 9 is connected with a treatment device 11.

[0013] Preferably, the sulfur dioxide detector 6 is connected with the air outlet valve 7 and the treatment valve 10. Beneficial effects

[0014] The air at the interface can be effectively absorbed and removed by the cyclone, and the sulfur dioxide detector is used for detection and linkage with the valve, so that protection can be effectively performed. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural diagram of the utility model;

[0016] Figure 2 is a structural diagram of the cyclone in the utility model;

[0017] Among them:

[0018] 1, air blower; 2, air supply pipe; 3, cyclone; 31, outer wall; 32, inner wall; 33, cyclone passage; 34, containing cavity; 35, air supply pipe head; 36, air supply pipe head; 4, air outlet main pipe; 5, air extractor; 6, sulfur dioxide detector; 7, air outlet valve; 8, air outlet pipe; 9, treatment pipe; 10, treatment valve; 11, treatment device. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] As Figure 1 , Figure 2The illustrated sulfur dioxide high tank protection device includes a blower 1, a supply air pipe 2, one end of which is connected to the blower 1, and the blower 1 is used for air supply, and the supply air pipe 2 is used for air supply, the other end of the supply air pipe 2 is connected to a cyclone 3, and the air is sent into the cyclone 3 through the supply air pipe 2, the cyclone 3 is connected to an air outlet main pipe 4 below, and the air outlet main pipe 4 is provided with an air extractor 5, and the air in the cyclone 3 is extracted by the air extractor 5 through the air outlet main pipe 4, the cyclone 3 includes an outer wall 31 and an inner wall 32 connected to both ends of the outer wall 31, and a space is formed between the inner wall 32 and the outer wall 31, so that the entering air can flow and disperse inside, and the inner wall 32 is provided with a cyclone passage 33, and the cyclone passage 33 can make the air move downward to drive the air at the interface to move downward.

[0021] The cyclone 3 is provided with an air receiving pipe head 35 at the upper portion, one end of the air receiving pipe head 35 is connected to the supply air pipe 2, and the other end of the air receiving pipe head 35 is connected to the outer wall 31, and the air can enter the inside through the outer wall 31.

[0022] The cyclone 3 is provided with an air receiving pipe head 35 at the upper portion, one end of the air receiving pipe head 35 is connected to the supply air pipe 2, and the other end of the air receiving pipe head 35 is connected to the outer wall 31, and the air can enter the inside through the outer wall 31.

[0023] The inner wall 32 wraps to form a containing cavity 34, and the containing cavity 34 can wrap the interface of the sulfur dioxide high tank, and the cyclone 3 is fixed at the interface.

[0024] The cyclone passage 33 is inclined downward, and the downward direction is the containing cavity 34, which ensures that the entering air moves downward.

[0025] The air outlet main pipe 4 is provided with a sulfur dioxide detector 6, and the air outlet main pipe 4 is connected to an air outlet pipe 8 and a treatment pipe 9 at the end, the air outlet pipe 8 is provided with an air outlet valve 7, the treatment pipe 9 is provided with a treatment valve 10, and the treatment pipe 9 is connected to a treatment device 11 at the end.

[0026] The sulfur dioxide detector 6 is connected to the air outlet valve 7 and the treatment valve 10 in linkage. Through linkage, when the sulfur dioxide detector 6 detects sulfur dioxide, the treatment valve 10 is opened, the air outlet valve 7 is closed, the extracted air enters the treatment device 11 for treatment, when the sulfur dioxide detector 6 does not detect sulfur dioxide, the treatment valve 10 is closed, the air outlet valve 7 is opened, and the air is discharged through the air outlet pipe 8.

[0027] Use method:

[0028] The rotation device 3 is fixed at the interface of the sulfur dioxide high tank, the air blower 1 and the air blower 5 are opened, the extracted air is detected through the sulfur dioxide detector 6, and the closing and opening of the air outlet valve 7 and the treatment valve 10 are controlled, so that the leakage of sulfur dioxide can be effectively avoided.

[0029] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A protection device for a sulfur dioxide surge tank, characterized by, Including air blower (1), air supply pipe (2), air supply pipe (2) one end is connected with air blower (1), air supply pipe (2) the other end is connected with cyclone (3), cyclone (3) below is connected with air outlet main pipe (4), air outlet main pipe (4) is equipped with exhaust fan (5), cyclone (3) includes outer wall (31), and the inner wall (32) is connected with the both ends of outer wall (31), and the inner wall (32) is equipped with cyclone passage (33) inside.

2. The protective device for sulfur dioxide surge tank according to claim 1, characterized by Cyclone (3) upper portion is equipped with air connection pipe head (35), and air connection pipe head (35) one end is connected with air supply pipe (2), and air connection pipe head (35) the other end is connected with outer wall (31) through.

3. The protective device for sulfur dioxide surge tank according to claim 2, characterized by Cyclone (3) lower portion is equipped with air supply pipe head (36), and air supply pipe head (36) one end is connected with air outlet main pipe (4), and air supply pipe head (36) the other end passes through outer wall (31), and is connected with inner wall (32) through.

4. The protective device for sulfur dioxide surge tank according to claim 3, characterized by The inner wall (32) is wrapped and forms containing cavity (34).

5. The protective device for sulfur dioxide surge tank according to claim 4, characterized in that, Cyclone passage (33) is inclined downward, and the downward direction is containing cavity (34).

6. The protective device for sulfur dioxide surge tank according to claim 1, characterized by Air outlet main pipe (4) is equipped with sulfur dioxide detector (6).

7. The protective device for sulfur dioxide surge tank according to claim 6, characterized by Air outlet main pipe (4) end is connected with air outlet pipe (8) respectively, processing pipe (9), and air outlet pipe (8) is equipped with air outlet valve (7), and processing pipe (9) is equipped with processing valve (10), and processing pipe (9) end is connected with processing device (11).

8. The protective device for sulfur dioxide surge tank according to claim 7, characterized by Sulfur dioxide detector (6) is connected with air outlet valve (7), processing valve (10) linkage.

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