CN211435187U

CN211435187U - Pure benzene tower dewatering device

Info

Publication number: CN211435187U
Application number: CN201922389308.0U
Authority: CN
Inventors: 康丽贤
Original assignee: Shanxi Chenghongfudeyi Chemical Co ltd
Current assignee: Shanxi Chenghongfudeyi Chemical Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-08
Anticipated expiration: 2029-12-27

Abstract

The utility model belongs to the technical field of the chemical industry technique and specifically relates to a pure benzene tower dewatering device, the dipping barrel comprises a barrel body, staving top fixed mounting has the bung, the fixed input tube that is equipped with in staving upper portion of bung below, the outside end of input tube is through first valve fixedly connected with connecting bend, bung top fixed surface is equipped with gas injection pipe and relief valve, gas injection pipe top fixedly connected with loading system, the fixed output tube that is equipped with in staving bottom, install the tee bend on the end of output tube, all install a first connecting pipe, every in two other exports of tee bend the outside end of first connecting pipe all is through second valve fixedly connected with second connecting pipe. The utility model has the advantage of high water-benzene separation speed.

Description

Pure benzene tower dewatering device

Technical Field

The utility model relates to a chemical industry technical field especially relates to a pure benzene tower dewatering device.

Background

Benzene is a highly flammable, odorous, colorless liquid at normal temperature, an organic compound, and also an aromatic hydrocarbon of the simplest constitution. Benzene is highly toxic and is also a carcinogen. It is insoluble in water, has a density lower than that of water, is soluble in organic solvents, and can be used as an organic solvent. Benzene is also a basic raw material of petrochemical industry, and the yield and the technical level of production of benzene are one of the marks of the development level of the national petrochemical industry. When pouring into the pure benzene tower with crude benzene, need dewater crude benzene, current dewatering device is mainly placed crude benzene in the staving, then waits for the water benzol layering after, takes out the water benzol after the layering respectively, just so leads to dehydration process speed slow, complex operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of slow speed and complex operation existing in the prior art and providing a pure benzene tower dehydration device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pure benzene tower dewatering device, includes the staving, staving top fixed mounting has the bung, the fixed input tube that is equipped with in staving upper portion of bung below, the outside end of input tube is through first valve fixedly connected with connecting bend, bung top fixed surface is equipped with gas injection pipe and relief valve, gas injection pipe top fixedly connected with loading system, the fixed output tube that is equipped with in staving bottom, install the tee bend on the end of output tube, all install a first connecting pipe, every on two other exports of tee bend the outside end of first connecting pipe all is through second valve fixedly connected with second connecting pipe.

Preferably, the loading system includes mount pad, air pump, gas-supply pipe, the welding has the mount pad on the staving, there is the air pump through screw fixed mounting on the mount pad, the one end of fixedly connected with gas-supply pipe on the output of air pump, the other end fixed connection of gas-supply pipe is on the gas injection pipe top.

Preferably, the outer surface of the barrel body is fixedly welded with two corresponding side plates along the circumferential direction, the two side plates are fixedly mounted on the lower surfaces of the side plates and are provided with a plurality of supporting columns which are uniformly distributed, and the bottom ends of the supporting columns are fixedly connected to the same bottom plate.

Preferably, a plurality of pulleys which are uniformly distributed are fixedly arranged on the lower surface of the bottom plate.

The utility model provides a pair of pure benzene tower dewatering device, beneficial effect lies in: through setting up the loading system, pour into this device with crude benzene again after, stand a period and wait for the layering and utilize the loading system gas injection pressurization to accelerate the speed of water benzene separation, effectively improved production efficiency.

Drawings

FIG. 1 is a first schematic structural view of a pure benzene tower dehydration device provided by the present invention;

fig. 2 is a schematic structural diagram of a pure benzene tower dehydration device provided by the utility model.

In the figure: the device comprises a barrel body 1, a barrel cover 2, an input pipe 3, a first valve 4, a connecting bent pipe 5, an output pipe 6, an air injection pipe 7, a mounting seat 8, an air pump 9, an air delivery pipe 10, a pressure release valve 11, a tee joint 12, a first connecting pipe 13, a second valve 14, a second connecting pipe 15, a side plate 16, a supporting column 17, a bottom plate 18 and a pulley 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-2, a pure benzene tower dewatering device comprises a barrel body 1, wherein a transparent strip-shaped observation window is arranged on the barrel body 1, and the layering condition of water and benzene in the barrel body can be visually observed. 1 top fixed mounting of staving has

bung

2, 1 upper portion of staving of bung 2 below is fixed and is equipped with input tube 3, the outside end of input tube 3 is connected return bend 5 through 4 fixedly connected with of first valve, 2 top fixed surface of bung are equipped with gas injection pipe 7 and

relief valve

11, 7 top fixedly connected with loading system of gas injection pipe, the fixed output tube 6 that is equipped with in 1 bottom of staving, install tee bend 12 on the end of output tube 6, all install a first connecting pipe 13 on two other exports of tee bend 12, the outside end of every first connecting pipe 13 all is through 14 fixedly connected with second connecting pipe 15 of second valve. The first valve 4 and the second valve 14 may be solenoid valves or ordinary connecting valves.

The pressurizing mechanism comprises a mounting seat 8, an air pump 9 and an air pipe 10, the mounting seat 8 is welded on the barrel body 1, the air pump 9 is fixedly mounted on the mounting seat 8 through screws, one end of the air pipe 10 is fixedly connected to the output end of the air pump 9, and the other end of the air pipe 10 is fixedly connected to the top end of the air injection pipe 7.

The utility model discloses when using, with connecting elbow 5 and crude benzol injection mechanism fixed connection, with two second connecting pipes 15 respectively with water collection device and pure benzene tower fixed connection, pour into this device with crude benzol, wait for after the benzol layering, open the second valve 14 of water collection device side, start the pressurization of 9 gas injections of air pump, thereby accelerate the outflow rate of the moisture that is located the bottom, after the moisture flows out, close the second valve 14 that is located the water collection device side, open the second valve 14 that is located the pure benzene tower side, thereby pour into benzene into the pure benzene tower, pour into the completion back, close second valve 14, open relief valve 11 and carry out the pressure release, carry out the dehydration next time again.

Example 2

Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the outer surface of the barrel body 1 is fixedly welded with two corresponding side plates 16 along the circumferential direction, a plurality of supporting columns 17 are fixedly mounted on the lower surfaces of the two side plates 16 and are uniformly distributed, and the bottom ends of the supporting columns 17 are fixedly connected to the same bottom plate 18. A plurality of pulleys 19 which are uniformly distributed are fixedly arranged on the lower surface of the bottom plate 18. Through the arrangement of the supporting mechanism consisting of the side plates 16, the supporting columns 17 and the bottom plate 18 and the cooperation of the pulleys 19, the whole dewatering device can be moved and carried more conveniently.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A pure benzene tower dehydration device comprises a barrel body (1) and is characterized in that a barrel cover (2) is fixedly arranged at the top end of the barrel body (1), an input pipe (3) is fixedly arranged at the upper part of the barrel body (1) below the barrel cover (2), the tail end of the outer side of the input pipe (3) is fixedly connected with a connecting bent pipe (5) through a first valve (4), a gas injection pipe (7) and a pressure release valve (11) are fixedly arranged on the surface of the top of the barrel cover (2), the top end of the gas injection pipe (7) is fixedly connected with a pressurizing mechanism, the bottom of the barrel body (1) is fixedly provided with an output pipe (6), install tee bend (12) on the end of output tube (6), all install one first connecting pipe (13) on two other exports of tee bend (12), every the outside end of first connecting pipe (13) all is through second valve (14) fixedly connected with second connecting pipe (15).

2. The pure benzene tower dewatering device of claim 1, wherein the pressurization mechanism comprises a mounting seat (8), an air pump (9) and air pipes (10), the mounting seat (8) is welded on the barrel body (1), the air pump (9) is fixedly mounted on the mounting seat (8) through screws, one end of the air pipe (10) is fixedly connected to the output end of the air pump (9), and the other end of the air pipe (10) is fixedly connected to the top end of the air injection pipe (7).

3. The pure benzene tower dewatering device according to claim 1, wherein two corresponding side plates (16) are fixedly welded to the outer surface of the barrel body (1) along the circumferential direction, a plurality of supporting columns (17) are uniformly distributed on the lower surfaces of the two side plates (16), and the bottom ends of the supporting columns (17) are fixedly connected to the same bottom plate (18).

4. The tower dewatering device according to claim 3, wherein a plurality of evenly distributed pulleys (19) are fixedly mounted to the lower surface of the bottom plate (18).