CN210556182U

CN210556182U - Dichloroethane is with fire prevention explosion-proof jar

Info

Publication number: CN210556182U
Application number: CN201921435648.6U
Authority: CN
Inventors: 马文锐; 聂君; 连月超; 张海燕; 燕腾腾
Original assignee: Jiaozuo City Division Of Resources Comprehensive Utilization R & D Co ltd
Current assignee: Jiaozuo City Division Of Resources Comprehensive Utilization R & D Co ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-05-19
Anticipated expiration: 2029-08-31

Abstract

The utility model discloses a fire-proof and explosion-proof tank for dichloroethane, which comprises an outer tank body, an inner tank body and a spacer sleeve; the spacing sleeve is a cylinder and is sleeved outside the inner tank body; an explosion-proof barrier material is filled between the spacer sleeve and the inner tank body; the spacing sleeve is fixedly connected with the inner wall of the outer tank body through a plurality of buffer columns; a flame-retardant plate component is arranged inside the inner tank body; the flame-retardant plate component comprises a flame-retardant pipe and a plurality of flame-retardant plates. The utility model has the advantages that: the utility model has simple structure and convenient operation; the utility model can be filled with cooling liquid, thereby avoiding the spontaneous combustion of dichloroethane in the tank caused by overhigh environmental temperature; the utility model discloses a good explosion-proof effect can be played to the structure, the potential safety hazard is reduced.

Description

Dichloroethane is with fire prevention explosion-proof jar

Technical Field

The utility model relates to a storage tank technical field especially relates to a dichloroethane is with fire prevention explosion-proof jar.

Background

Dichloroethane, one of the halogenated hydrocarbons. It is colorless liquid with chloroform-like smell at room temperature, toxic, and potentially carcinogenic, and can be used as solvent and intermediate for producing trichloroethane. It can be used as solvent for wax, fat, rubber, etc. and grain pesticide. Dichloroethane is resistant to oxidation, does not corrode metals, and its vapors can form explosive mixtures with air. The danger of combustion and explosion caused by high heat, open fire and strong oxidant.

Due to its physicochemical properties, dichloroethane requires careful handling during storage. Common storage tanks are commonly used in the prior art for storing dichloroethane. However, when the ambient environment changes and the temperature rises, the dichloroethane may be spontaneously combusted, and the combustion may generate a large amount of gas, which may further cause explosion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the prior technical problem and provide a fire-proof and explosion-proof tank for dichloroethane.

In order to achieve the purpose, the utility model is implemented according to the following technical scheme:

a fire-proof and explosion-proof tank for dichloroethane comprises an outer tank body and an inner tank body; the device also comprises a spacer sleeve;

the spacing sleeve is a cylinder and is sleeved outside the inner tank body; an explosion-proof barrier material is filled between the spacer sleeve and the inner tank body; the spacing sleeve is fixedly connected with the inner wall of the outer tank body through a plurality of buffer columns; a liquid cavity is formed between the spacing sleeve and the outer tank body;

the side surface of the lower end of the outer tank body is communicated with a liquid inlet pipe, and the side surface of the upper end of the outer tank body is communicated with a liquid discharge pipe; the center of the upper end surface of the inner tank body penetrates through the outer tank body and is communicated with the feeding pipe, and the center of the lower end surface penetrates through the outer tank body and is communicated with the discharging pipe;

a flame-retardant plate component is arranged inside the inner tank body; the flame-retardant plate component comprises a flame-retardant pipe and a plurality of flame-retardant plates; the flame-retardant pipe is positioned in the center of the inner tank body; the top end and the bottom end of the flame-retardant tube are respectively fixedly connected with the top and the bottom of the inner tank body; a plurality of flame-retardant plates are fixed between the flame-retardant pipe and the inner tank body in a surrounding way; the bottom end of the flame-retardant plate is fixedly connected with the bottom of the inner tank body, and the top end of the flame-retardant plate is spaced from the top of the inner tank body; a material cavity is formed between two adjacent flame-retardant plates; the tube body at the bottom of the flame-retardant tube is provided with a plurality of feeding holes; the number of the feeding holes is consistent with that of the flame-retardant plates; the feed hole is communicated with the material cavity; the upper end surface of the inner tank body is provided with an exhaust pipe; the exhaust pipe is positioned to facilitate fire retarding of the pipe coverage.

Preferably, the buffer column is made of elastic materials; the buffer column is fixed in the outside of the upper end face of the spacer sleeve, the outside of the lower end face and the outside of the column body in an annular mode.

Preferably, six buffer posts are fixedly arranged outside the upper end face and the lower end face of the spacer sleeve; the shaft outside of spacer sleeve encircles the buffer post ring of three-layer from top to bottom, and every layer of buffer post ring all has twelve buffer posts to constitute.

Preferably, the blocking explosion-proof material is a honeycomb-shaped aluminum alloy blocking explosion-proof material; the spacer sleeve is made of aluminum alloy material.

Preferably, the flame-retardant plate has six blocks, and the six blocks are equidistantly surrounded between the flame-retardant pipe and the inner tank body.

The utility model discloses an action principle:

the utility model discloses when using, the dichloroethane enters into the inner tank body from the inlet pipe in, enters into fire-retardant intraductal earlier, enters into the material intracavity from the feed port of fire-retardant pipe again. When the dichloroethane is injected, the excess air in the inner tank body can be discharged through the exhaust pipe. The discharge pipe can discharge dichloroethane from the inner tank body.

The utility model discloses outside handling the outer jar of body and the inner tank body, still include the fire-retardant board subassembly of spacer sleeve, cushion column, separation explosion-proof material, the internal portion of inner tank. The spacer sleeve is sleeved outside the inner tank body, so that the blocking explosion-proof material is conveniently filled outside the inner tank body; secondly, make things convenient for the bumping post to fix the spacer sleeve with outer jar of body and be connected, can support separation explosion-proof material and the inner tank body in the spacer sleeve. A liquid cavity is formed between the spacer sleeve and the outer tank body, and the liquid inlet pipe and the liquid discharge pipe on the outer tank body can be communicated with cooling liquid for cooling. The separation explosion-proof material and the spacer sleeve are made of aluminum alloy, so that heat transfer can be well carried out, and dichloroethane stored in the inner tank body is further cooled.

The buffer column not only plays a role of supporting, if the inner tank body explodes, dichloroethane breaks through the inner tank body after burning, firstly, the honeycomb-shaped barrier explosion-proof material is extruded and deformed, and the first buffer of explosion impact is carried out; then the spacer sleeve deforms to achieve secondary buffering; if impact exists, the buffer column plays a third buffer role; so that the impact does not break the outer tank body as much as possible.

The fire-retardant board subassembly is located jar internal portion, but the pipe fitting and the plate spare of fire-retardant board subassembly selection metal fire-retardant material preparation. The flame-retardant pipe can slow down the speed of the combustion in the flame-retardant pipe to be transferred to the material cavity outside the flame-retardant pipe, and can have a buffering time to perform isolation, cooling or evacuation; the flame-retardant plate can play a role in reinforcing the strength of the inner tank body. For the case of the inner vessel, a temperature sensor can be used for monitoring, which is not described in detail here for the prior art.

The utility model discloses an all install the valve according to prior art on fluid-discharge tube, feed liquor pipe, inlet pipe, row's material pipe, the blast pipe.

The utility model discloses a jar body common metal material is selected to the outer jar of internal tank body, itself just has good fire behavior, and can also be through letting in the coolant liquid, and the lowering temperature makes the unable emergence of burning.

The utility model has the advantages that:

the utility model has simple structure and convenient operation; the utility model can be filled with cooling liquid, thereby avoiding the spontaneous combustion of dichloroethane in the tank caused by overhigh environmental temperature; the utility model discloses a good explosion-proof effect can be played to the structure, the potential safety hazard is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view taken along line E-E of fig. 1.

In the figure: 1. an outer tank body; 2. an inner tank body; 3. a spacer sleeve; 4. a barrier explosion-proof material; 5. a buffer column; 6. a liquid chamber; 7. a liquid inlet pipe; 8. a liquid discharge pipe; 9. a feed pipe; 10. a discharge pipe; 11. a flame retardant tube; 12. a flame retardant sheet; 13. a material cavity; 14. a feed port; 15. and (4) exhausting the gas.

Detailed Description

The invention will be further described with reference to the drawings and specific embodiments, illustrative embodiments and description of which are provided herein to explain the invention, but not as a limitation thereof.

As shown in fig. 1 to 2, the fireproof and explosion-proof tank for dichloroethane comprises an outer tank body 1, an inner tank body 2 and a spacer 3.

The spacing sleeve 3 is a cylinder and is sleeved outside the inner tank body 2; an explosion-proof blocking material 4 is filled between the spacer sleeve 3 and the inner tank body 2; the spacing sleeve 3 is fixedly connected with the inner wall of the outer tank body 1 through a plurality of buffer columns 5; a liquid cavity 6 is formed between the spacing sleeve 3 and the outer tank body 1. Six buffer posts 5 are fixedly arranged outside the upper end surface and the lower end surface of the spacer sleeve 3; the shaft outside of spacer 3 encircles the buffer column ring of three-layer from top to bottom, and every layer of buffer column ring all has twelve buffer column 5 to constitute.

The side surface of the lower end of the outer tank body 1 is communicated with a liquid inlet pipe 7, and the side surface of the upper end is communicated with a liquid outlet pipe 8; the center of the upper end face of the inner tank body 2 runs through the outer tank body 1 to be communicated with the feeding pipe 9, and the center of the lower end face runs through the outer tank body 1 to be communicated with the discharging pipe 10.

A flame-retardant plate component is arranged in the inner tank body 2; the flame retardant plate component comprises a flame retardant pipe 11 and six flame retardant plates 12. The flame-retardant pipe 11 is positioned in the center of the inner part of the inner tank body 2; the top end and the bottom end of the flame-retardant tube 11 are respectively fixedly connected with the top and the bottom of the inner tank body 2; six flame-retardant plates 12 are arranged and surround the flame-retardant pipe 11 and the inner tank body 2 at equal intervals; the bottom end of the flame-retardant plate 12 is fixedly connected with the bottom of the inner tank body 2, and the top end of the flame-retardant plate 12 is spaced from the top of the inner tank body 2; a material cavity 13 is formed between two adjacent flame-retardant plates 12; the tube body at the bottom of the flame-retardant tube 11 is provided with six feeding holes 14; the feeding hole 14 is communicated with the material cavity 13; the upper end surface of the inner tank body 2 is provided with an exhaust pipe 15; the exhaust pipe 15 is positioned to facilitate the flame retardant pipe 11 covering.

Wherein, the buffer column 5 is made of elastic material; the blocking explosion-proof material 4 is a honeycomb-shaped aluminum alloy blocking explosion-proof material; the spacer sleeve 3 is made of aluminum alloy material.

The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims

1. A fire-proof and explosion-proof tank for dichloroethane comprises an outer tank body and an inner tank body; the method is characterized in that: the device also comprises a spacer sleeve;

2. The fire-proof and explosion-proof tank for dichloroethane according to claim 1, characterized in that: the buffer column is made of elastic material; the buffer column is fixed in the outside of the upper end face of the spacer sleeve, the outside of the lower end face and the outside of the column body in an annular mode.

3. The fire-proof and explosion-proof tank for dichloroethane according to claim 2, characterized in that: six buffer columns are fixedly arranged outside the upper end surface and the lower end surface of the spacer sleeve; the shaft outside of spacer sleeve encircles the buffer post ring of three-layer from top to bottom, and every layer of buffer post ring all has twelve buffer posts to constitute.

4. The fire-proof and explosion-proof tank for dichloroethane according to claim 1, characterized in that: the blocking explosion-proof material is a honeycomb-shaped aluminum alloy blocking explosion-proof material; the spacer sleeve is made of aluminum alloy material.

5. The fire-proof and explosion-proof tank for dichloroethane according to claim 1, characterized in that: the fire-retardant board has six, and the equidistance encircles between fire-retardant pipe and the inner tank body.