CN216604099U

CN216604099U - A medium-sized rectifying column for acetone preparation

Info

Publication number: CN216604099U
Application number: CN202123410014.5U
Authority: CN
Inventors: 陈维斌; 王恒秀; 张千; 卢荣群
Original assignee: Lianyungang Zhonggang Fine Chemical Co ltd
Current assignee: Lianyungang Zhonggang Fine Chemical Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-27
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to the technical field of rectifying towers, and discloses a medium-sized rectifying tower for preparing acetone. The movable ring moves through the work of the electric telescopic rod, so that the cleaning scraper and the cleaning brush can clean the inner wall of the rectifying tower main body, and the solution is prevented from being attached to the inner wall of the rectifying tower main body; utilize the connecting pipe to connect drain pipe and fixed union coupling, drain pipe exhaust liquid can enter the collection box like this, and the collection box is placed on weighing the platform, can obtain the weight of retrieving liquid like this, the subsequent use of being convenient for.

Description

A medium-sized rectifying column for acetone preparation

Technical Field

The utility model relates to the technical field of rectifying towers, in particular to a medium-sized rectifying tower for preparing acetone.

Background

Acetone is a colorless transparent liquid, has slight fragrance, is easily soluble in water and organic solvents such as methanol, ethanol, ether and the like, is inflammable and volatile, has active chemical properties, and can be used for preparing acetone to obtain a rectifying tower which mainly utilizes different volatility of each component in a mixture to realize the separation purpose.

Chinese patent discloses a rectifying column (grant No. CN206027133U), this patent technique combines with the rectifying still through double-deck stainless steel wire net filler, the surface area is big, the gas-liquid can flow in order, abundant contact and mass transfer, thereby reduce short circuit and wall flow, the pressure reduces, the flux is big, high production efficiency, the purification effect of effectual improvement rectifying column, product quality is high, be favorable to controlling the speed of going out the liquid, reduce the impact to the rectifying column bottom, increase of service life, conveniently overhaul and change the silk screen, reduce the maintenance, however, this patent can't weigh the weight of liquid after the rectification, subsequent use is not convenient for, and liquid can be attached to on the inner wall at the rectifying column, can cause the waste like this, and also can make the life reduction of rectifying column. Accordingly, those skilled in the art have provided a middle-sized rectification column for acetone production to solve the problems suggested in the background art as described above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medium-sized rectifying tower for preparing acetone, which solves the problems in the background technology.

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

the utility model provides a medium-sized rectifying column for acetone preparation, includes the rectifying column main part, the inside of rectifying column main part is provided with solid fixed ring, gu fixed ring's lower surface symmetry is provided with electric telescopic handle, electric telescopic handle's flexible end is connected with the shifting ring, the lower surface of rectifying column main part is provided with the drain pipe, the one end of drain pipe is provided with the connecting pipe, the one end of connecting pipe is connected with fixed pipe, the one end of fixed pipe is connected with the collection box, the below of collection box is provided with weighing platform.

As a still further scheme of the utility model: the upper surface symmetry of removal ring is provided with the adapter sleeve, electric telescopic handle's flexible end is embedded into the inside of adapter sleeve, the outside symmetry of adapter sleeve is provided with fastening bolt.

As a still further scheme of the utility model: the outside of shift ring is provided with cleaning scraper blade, the outside of cleaning scraper blade and the inboard contact of rectifying column main part, the outside of shift ring is provided with cleaning brush in cleaning scraper blade's below.

As a still further scheme of the utility model: the cleaning brushes are at least provided with two groups outside the moving ring, and the outer ends of the cleaning brushes are in contact with the inner side of the rectifying tower main body.

As a still further scheme of the utility model: the upper surface joint of collection box has the case lid, the lower surface symmetry of case lid is provided with the bayonet lock, the draw-in groove of the mutual block with the bayonet lock is seted up to the upper surface of collection box.

As a still further scheme of the utility model: the inside slidable mounting of collection box has the filter screen, the bilateral symmetry of filter screen is provided with the slide bar, the inboard of collection box is seted up with the mutual gliding spout of slide bar, and one side of collection box is provided with the fluid-discharge tube.

As a still further scheme of the utility model: the height of the sliding groove is one third of that of the recycling box, and two groups of sliding rods are symmetrically arranged on two sides of the filter screen.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the operation of the electric telescopic rods symmetrically arranged on the lower surface of the fixing ring, the moving ring connected with the telescopic end of the electric telescopic rod can move in the rectifying tower main body, the cleaning scraper is arranged outside the moving ring, and the cleaning brush is arranged below the cleaning scraper, so that when the moving ring moves, the cleaning scraper and the cleaning brush can clean the inner wall of the rectifying tower main body, thus the solution can be prevented from attaching to the inner wall of the rectifying tower main body, and the service life of the rectifying tower main body can be prolonged;

2. utilize the connecting pipe to connect drain pipe and fixed pipe, drain pipe exhaust liquid can enter into the collection box like this, the collection box is placed at the bench of weighing, can obtain the weight of retrieving liquid like this, subsequent use of being convenient for, and through the filter screen that the collection box is inside to be set up, can carry out filtration treatment with the liquid of retrieving, this collection box and the split type setting of case lid simultaneously, so that dismantle the filter screen, the convenience is cleared up the collection box is inside simultaneously.

Drawings

FIG. 1 is a schematic diagram of a medium-sized rectification column for acetone production;

FIG. 2 is a schematic diagram of a recovery tank in a middle-sized rectification column for acetone production;

FIG. 3 is an enlarged view of portion B of FIG. 2;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is a schematic structural diagram of a fixing ring in a middle-sized rectifying tower for acetone preparation.

In the figure: 1. a rectifying column main body; 2. a fixing ring; 3. an electric telescopic rod; 4. a moving ring; 5. a liquid outlet pipe; 6. a recycling bin; 7. a box cover; 8. a weighing platform; 9. a connecting pipe; 10. a fixed tube; 11. a filter screen; 12. a liquid discharge pipe; 13. a slide bar; 14. a bayonet lock; 15. a chute; 16. a cleaning blade; 17. connecting sleeves; 18. a cleaning brush.

Detailed Description

Referring to fig. 1 to 5, in the embodiment of the utility model, a middle-sized rectifying tower for acetone preparation comprises a rectifying tower main body 1, a fixing ring 2 is arranged inside the rectifying tower main body 1, electric telescopic rods 3 are symmetrically arranged on the lower surface of the fixing ring 2, a moving ring 4 is connected to the telescopic ends of the electric telescopic rods 3, a connecting sleeve 17 is symmetrically arranged on the upper surface of the moving ring 4, the telescopic ends of the electric telescopic rods 3 are embedded into the connecting sleeve 17, fastening bolts are symmetrically arranged outside the connecting sleeve 17, a cleaning scraper 16 is arranged outside the moving ring 4, the outer side of the cleaning scraper 16 is in contact with the inner side of the rectifying tower main body 1, a cleaning brush 18 is arranged outside the moving ring 4 below the cleaning scraper 16, at least two groups of cleaning brushes 18 are arranged outside the moving ring 4, and the outer ends of the cleaning brushes 18 are in contact with the inner side of the rectifying tower main body 1, the utility model works through the electric telescopic rods 3 symmetrically arranged on the lower surface of the fixing ring 2, can make the shift ring 4 that the flexible end of electric telescopic handle 3 is connected like this remove in the inside of rectifying column main part 1, be provided with cleaning scraper 16 in the outside of shift ring 4, and be provided with cleaning brush 18 in cleaning scraper 16's below, when the shift ring 4 removes like this, can make cleaning scraper 16 and cleaning brush 18 clean the inner wall of rectifying column main part 1, can avoid solution to adhere to the inner wall at rectifying column main part 1 like this, also can increase the life of rectifying column main part 1.

In fig. 1, 2 and 3: a liquid outlet pipe 5 is arranged on the lower surface of a rectifying tower main body 1, a connecting pipe 9 is arranged at one end of the liquid outlet pipe 5, a fixed pipe 10 is connected at one end of the connecting pipe 9, a recovery box 6 is connected at one end of the fixed pipe 10, a weighing platform 8 is arranged below the recovery box 6, a box cover 7 is clamped on the upper surface of the recovery box 6, bayonet locks 14 are symmetrically arranged on the lower surface of the box cover 7, a clamping groove mutually clamped with the bayonet locks 14 is arranged on the upper surface of the recovery box 6, a filter screen 11 is slidably arranged in the recovery box 6, slide bars 13 are symmetrically arranged on two sides of the filter screen 11, slide grooves 15 mutually sliding with the slide bars 13 are arranged on the inner side of the recovery box 6, a liquid discharge pipe 12 is arranged on one side of the recovery box 6, the height of the slide grooves 15 is one third of that of the recovery box 6, two sets of slide bars 13 are symmetrically arranged on two sides of the filter screen 11, and the liquid outlet pipe 5 and the fixed pipe 10 can be connected by the connecting pipe 9, like this during drain pipe 5 exhaust liquid can enter into collection box 6, collection box 6 is placed on weighing platform 8, can obtain the weight of retrieving liquid like this, the subsequent use of being convenient for to through the inside filter screen 11 that sets up of collection box 6, can carry out filtration treatment with the liquid of retrieving, this collection box 6 simultaneously and 7 split type settings of case lid, so that dismantle filter screen 11, conveniently clear up 6 insides of collection box simultaneously.

The working principle of the utility model is as follows: when in use, the connecting pipe 9 arranged at one end of the fixed pipe 10 can be rotated, so that the connecting pipe 9 can be connected with the liquid outlet pipe 5 arranged at the lower surface of the rectifying tower main body 1, so that the solution of the rectifying tower main body 1 can enter the interior of the recovery box 6 through the liquid outlet pipe 5 and the fixed pipe 10 after being prepared, the filter screen 11 is slidably arranged in the recovery box 6, so that the solution entering the recovery box 6 can be filtered, the recovery box 6 is arranged on the weighing platform 8, so that the solution entering the recovery box 6 can be weighed, the subsequent use is convenient, the solution can be discharged from the liquid outlet pipe 12 after the weighing is finished, and the box cover 7 and the recovery box 6 are separated, namely, the bayonet 14 arranged at the lower surface of the box cover 7 is separated from the bayonet groove arranged at the upper surface of the recovery box 6, so that the box cover 7 can be taken down, so that the interior of the recovery box 6 can be cleaned, and after the solution evacuation of rectifying column main part 1 inside, the electric telescopic handle 3 that the accessible was fixed the ring 2 and the surface symmetry set up carries out work, electric telescopic handle 3's flexible end is embedded into the adapter sleeve 17 that the upper surface of shift ring 4 set up, and it is fixed with it through fastening bolt, and be provided with cleaning scraper 16 in the outside of shift ring 4, and the outside of shift ring 4 is provided with cleaning brush 18 in cleaning scraper 16's below, shift ring 4 removes in rectifying column main part 1's inside like this, can make cleaning scraper 16 and cleaning brush 18 clean rectifying column main part 1's inner wall, can avoid solution to adhere to the inner wall at rectifying column main part 1 like this, also can increase rectifying column main part 1's life.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a medium-sized rectifying column for acetone preparation, includes rectifying column main part (1), its characterized in that, the inside of rectifying column main part (1) is provided with solid fixed ring (2), the lower surface symmetry of solid fixed ring (2) is provided with electric telescopic handle (3), the flexible end of electric telescopic handle (3) is connected with shift ring (4), the lower surface of rectifying column main part (1) is provided with drain pipe (5), the one end of drain pipe (5) is provided with connecting pipe (9), the one end of connecting pipe (9) is connected with fixed pipe (10), the one end of fixed pipe (10) is connected with collection box (6), the below of collection box (6) is provided with weighing platform (8).

2. The middle-sized rectifying tower for acetone preparation according to claim 1, wherein the upper surface of the moving ring (4) is symmetrically provided with a connecting sleeve (17), the telescopic end of the electric telescopic rod (3) is embedded into the connecting sleeve (17), and the outside of the connecting sleeve (17) is symmetrically provided with fastening bolts.

3. The middle-sized rectification tower for acetone production according to claim 1, wherein the outer part of the moving ring (4) is provided with a cleaning blade (16), the outer side of the cleaning blade (16) is in contact with the inner side of the rectification tower body (1), and the outer part of the moving ring (4) is provided with a cleaning brush (18) below the cleaning blade (16).

4. The middle-sized rectification column for acetone production according to claim 3, wherein the cleaning brushes (18) are provided in at least two sets outside the moving ring (4), and the outer ends of the cleaning brushes (18) are in contact with the inside of the rectification column main body (1).

5. The middle-sized rectifying tower for acetone preparation according to claim 1, wherein a box cover (7) is clamped on the upper surface of the recovery box (6), clamping pins (14) are symmetrically arranged on the lower surface of the box cover (7), and clamping grooves which are clamped with the clamping pins (14) are formed in the upper surface of the recovery box (6).

6. The middle-sized rectifying tower for acetone preparation according to claim 1, wherein a filter screen (11) is slidably installed inside the recovery box (6), slide bars (13) are symmetrically arranged on two sides of the filter screen (11), a sliding groove (15) sliding with the slide bar (13) is formed in the inner side of the recovery box (6), and a liquid discharge pipe (12) is arranged on one side of the recovery box (6).

7. The middle-sized rectifying tower for acetone preparation according to claim 6, wherein the height of the chute (15) is one third of the height of the recovery box (6), and the two sets of the sliding bars (13) are symmetrically arranged on two sides of the filter screen (11).