CN215161205U

CN215161205U - Phase separator for waste liquid treatment of trichloroethylene device

Info

Publication number: CN215161205U
Application number: CN202121007466.6U
Authority: CN
Inventors: 苗乃芬; 张继梁; 付炳伟; 刘德雷
Original assignee: Shandong Xinlong Technology Co ltd
Current assignee: Shandong Xinlong Technology Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-14
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a phase separator for treating waste liquid of a trichloroethylene device, which comprises a tank body, wherein the inner cavity of the tank body is sequentially provided with a feeding cavity, a transition area and a layering area; a distributing device is arranged between the feeding cavity and the transition area, the periphery of the distributing device is fixedly connected with the inner wall of the tank body, and a plurality of distributing holes are arranged on the distributing device; an upper partition plate and a lower partition plate are arranged between the transition area and the layering area, a gap is reserved between the upper partition plate and the lower partition plate, the upper partition plate is arranged close to the layering area, the lower partition plate is arranged close to the transition area, and the top end of the upper partition plate is higher than the bottom end of the lower partition plate; a water collector is arranged at one end of the layering area, which is far away from the transition area, and the water collector is arranged in the middle or at the upper part of the inner cavity of the tank body; a discharging pipe is arranged at the bottom of the layering area and comprises a U-shaped pipe and a straight pipe which are communicated, and a plurality of discharging holes are formed in the upper part of the U-shaped pipe; the utility model discloses produce the vortex and the water level fluctuation that leads to when can effectively reducing phase separation feeding and the ejection of compact, layered state is disturbed when avoiding the phase separation, improves layered state's stability, improves the phase separation effect.

Description

Phase separator for waste liquid treatment of trichloroethylene device

Technical Field

The utility model relates to a phase separator, specific theory relates to a trichloroethylene device is phase separator for waste liquid treatment, belongs to separation technical field.

Background

A domestic trichloroethylene production process mostly adopts a catalytic cracking method, hydrogen chloride is generated in the production process, a crude product material is weakly acidic, certain corrosion is caused to production pipelines and equipment, circulating water enters a material pipeline due to corrosion leakage of welding seams of condenser tubes after operation for a period of time, and a batch of material with larger water content is generated; on the other hand, unqualified materials with larger water content can be generated from the flushing pipe and the sewage discharge pipe; the materials with larger water content are complicated to process and directly recycled to the system to influence the device, so that the waste liquid of the vinyl chloride device needs to be processed, and the processing steps of the waste liquid in the prior art are generally as follows: the method comprises the following steps of initial feeding, heating of a waste liquid stripping tower, opening of waste liquid circulation, continuous feeding, stable feeding, first phase separation, second phase separation and drying, wherein the first phase separation is to separate organic matters from water, the organic matters are discharged into an organic matter collecting tank to be collected by observing the liquid level and the layering condition, the rest of a small amount of water enters a waste liquid storage tank to be circulated, the phase separation needs to be carried out in a phase separator, and the existing phase separator has the following problems in practical use:

1. the inlet pipe and the discharging pipe of current phase separator all generally are a pipe, and the exit end of inlet pipe, the entrance point of discharging pipe communicate with the phase separator inner chamber respectively, and the mixture pressure that flows into the phase separator inner chamber from the exit end of inlet pipe is big fast, takes place the swirl phenomenon easily, leads to the water level fluctuation big, can disturb the layering situation of mixture like this, is difficult to satisfy the separation demand. Similarly, when the layered material flows out from the inlet end of the discharge pipe, a large vortex is easily formed at the communication part of the discharge pipe and the phase separator, so that the water level fluctuation is large, the layered condition is disturbed, and the phase separation effect is influenced.

2. The upper and lower layering of the layering zone in the existing phase separator is unstable, the layering zone flows to the feeding pipe easily, the water level fluctuation is large, the layering state is disturbed, and the layering effect is poor.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above not enough, provide a trichloroethylene device for liquid waste treatment phase separator, produce the vortex and the water level fluctuation that leads to when can effectively reducing the phase separation feeding and the ejection of compact, layering state is disturbed when avoiding the phase separation, improves layering state's stability, improves the phase separation effect.

For solving the technical problem, the utility model discloses a following technical scheme: a phase separator for treating waste liquid of a trichloroethylene device comprises a tank body, wherein the tank body is arranged horizontally, and an inner cavity of the tank body is sequentially provided with a feeding cavity, a transition area and a layering area from left to right; a distributing device is arranged between the feeding cavity and the transition area, the distributing device is a circular plate, the periphery of the distributing device is fixedly connected with the inner wall of the tank body, and a plurality of distributing holes are formed in the distributing device;

an upper partition plate and a lower partition plate are arranged between the transition region and the layering region, a gap is formed between the upper partition plate and the lower partition plate, the upper partition plate is arranged close to the layering region, the lower partition plate is arranged close to the transition region, and the top end of the upper partition plate is higher than the bottom end of the lower partition plate;

a water collector is arranged at one end of the layering area, which is far away from the transition area, and the water collector is arranged in the middle or at the upper part of the inner cavity of the tank body; the bottom in layering district is equipped with the discharging pipe, the discharging pipe includes U type pipe and straight tube, the straight tube intercommunication sets up the blind end at U type pipe, the upper portion of U type pipe sets up a plurality of discharge openings.

Further, a plurality of cloth holes are arranged into a plurality of rows from top to bottom, the cloth holes are arranged on the lower semicircle of the distributor, and the cloth holes in the uppermost row are not higher than the horizontal center line of the distributor.

Furthermore, the upper end of the upper clapboard is fixed on the top wall of the tank body, and the lower end of the upper clapboard extends downwards to exceed half of the height of the inner cavity of the tank body; the lower end of the lower baffle plate is fixed on the bottom wall of the tank body, and the upper end of the lower baffle plate vertically extends upwards to exceed half of the height of the inner cavity of the tank body.

Further, the water collector comprises interconnect's horizontal plate and hang plate, horizontal plate and hang plate are the obtuse angle setting, horizontal plate, hang plate and jar internal wall form the groove that can catchment jointly.

Further, one side of the feeding cavity, which is far away from the transition area, is communicated with a feeding pipe; the side wall of the tank body corresponding to the water collector is communicated with a water outlet pipe.

Furthermore, the straight pipe penetrates through the end wall of the tank body, and two side parts of the U-shaped pipe are respectively close to two side walls of the tank body.

Furthermore, a plurality of discharge openings are uniformly arranged at intervals, and the discharge openings are circular or oval.

Further, the cloth hole is any one of circular, oval and square.

Furthermore, horizontal plate one end of water collector is fixed on the end wall of the jar body, the both ends of water collector are fixed on the lateral wall of the jar body.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

the utility model discloses produce the vortex and the water level fluctuation that leads to when can effectively reducing the phase separation feeding and the ejection of compact, layered state is disturbed when avoiding the phase separation, improves layered state's stability, improves the phase separation effect.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

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

FIG. 2 is a schematic structural view of the distributor;

FIG. 3 is a schematic illustration of the structure of a tapping pipe;

in the figure, the position of the upper end of the main shaft,

1-tank body, 2-feeding pipe, 3-distributing device, 4-feeding cavity, 31-distributing hole, 5-transition zone, 6-layering zone, 7-upper partition plate, 8-lower partition plate, 9-water collector, 10-discharging pipe, 101-U-shaped pipe, 102-straight pipe, 103-discharging hole and 11-discharging pipe.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

Examples

As shown in figures 1-3 jointly, the utility model provides a trichloroethylene device is phase separator for waste liquid treatment, including a jar body 1, jar body 1 crouches to setting up, the inner chamber of jar body 1 sets gradually feeding chamber 4, transition district 5 and layer-stepping district 6 from a left side to the right side, feeding chamber 4 keeps away from one side intercommunication inlet pipe 2 of transition district 5.

Set up distributing device 3 between feeding chamber 4 and the transition zone 5, distributing device 3 is the plectane, distributing device 3's periphery and the inner wall fixed connection of the jar body 1, set up a plurality of cloth holes 31 on distributing device 3, a plurality of cloth holes 31 are from last to setting into the multirow down, cloth holes 31 are seted up on distributing device 3's the lower semicircle, and the cloth hole 31 of the top row is not higher than distributing device 3's horizontal central line.

The material distribution holes 31 are any one of circular, oval and square.

An upper partition plate 7 and a lower partition plate 8 are arranged between the transition region 5 and the layering region 6, a gap is arranged between the upper partition plate 7 and the lower partition plate 8, the upper partition plate 7 is arranged close to the layering region 6, the lower partition plate 8 is arranged close to the transition region 5, the top end of the upper partition plate 7 is higher than the bottom end of the lower partition plate 8, specifically, the upper end of the upper partition plate 7 is fixed on the top wall of the tank body 1, and the lower end of the upper partition plate 7 extends downwards to exceed half of the height of the inner cavity of the tank body 1; the lower end of the lower partition plate is fixed on the bottom wall of the tank body 1, and the upper end of the lower partition plate vertically extends upwards to exceed half of the height of the inner cavity of the tank body 1; the upper and lower laminates of the laminating area can be prevented from flowing back to the transition area by the upper and lower partition plates 7 and 8, thereby affecting the laminating effect.

One end that transition zone 5 was kept away from to layering district 6 sets up water collector 9, water collector 9 comprises interconnect's horizontal plate and hang plate, horizontal plate and hang plate are the obtuse angle setting, horizontal plate, hang plate and jar internal wall form the groove that can catchment jointly, specifically, water collector 9's horizontal plate one end is fixed on the end wall of jar body 1, water collector 9's both ends are fixed on jar body 1's lateral wall.

The water collector 9 is arranged in the middle or at the upper part of the inner cavity of the tank body 1, so that water can be collected conveniently.

The side wall of the tank body 1 corresponding to the water collector 9 is communicated with a water outlet pipe 11.

The bottom of the layering area 6 is also provided with a discharge pipe 10, the discharge pipe 10 comprises a U-shaped pipe 101 and a straight pipe 102, the straight pipe 102 penetrates through the end wall of the tank body 1, the straight pipe 102 is communicated with the closed end of the U-shaped pipe 101, and two side parts of the U-shaped pipe 101 are respectively close to two side walls of the tank body 1; a plurality of discharge holes 103 are formed in the upper part of the U-shaped pipe 101, and the discharge holes 103 are uniformly arranged at intervals; the discharge hole 103 is circular or elliptical.

The utility model discloses a theory of operation:

the waste liquid enters the feeding cavity through the feeding pipe, then enters the transition area through the distributing device, enters the layering area through a gap between the upper clapboard and the lower clapboard for layering, the layered light water is on the upper layer, the heavy organic matter is on the lower layer, the water on the upper layer flows into the water collector and is discharged through the water outlet pipe; and discharging the organic matters on the lower layer through a discharge pipe.

Above-mentioned in-process, feeding chamber, distributing device to and set up the cloth hole on the semicircle down on the distributing device, can effectively prevent the vortex of inlet pipe department, avoid the water level undulant.

The arrangement of the upper partition plate and the lower partition plate can effectively avoid backflow of upper and lower layering objects in the layering area, improve the stability of layering, and achieve a good layering effect.

Layering district bottom discharging pipe is including the U type pipe and the straight tube that communicate each other to U type pipe upper portion sets up the discharge opening, and the vortex that produces when this structure can effectively avoid the ejection of compact, surface water level fluctuates, improves the stability of layering, improves the layering effect.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. The utility model provides a trichloroethylene device is phase separator for waste liquid treatment which characterized in that: the tank comprises a tank body (1), wherein the tank body (1) is arranged horizontally, and an inner cavity of the tank body (1) is sequentially provided with a feeding cavity (4), a transition area (5) and a layering area (6) from left to right; a distributing device (3) is arranged between the feeding cavity (4) and the transition area (5), the distributing device (3) is a circular plate, the periphery of the distributing device (3) is fixedly connected with the inner wall of the tank body (1), and a plurality of distributing holes (31) are formed in the distributing device (3);

an upper partition plate (7) and a lower partition plate (8) are arranged between the transition region (5) and the layering region (6), a gap is arranged between the upper partition plate (7) and the lower partition plate (8), the upper partition plate (7) is arranged close to the layering region (6), the lower partition plate (8) is arranged close to the transition region (5), and the top end of the upper partition plate (7) is higher than the bottom end of the lower partition plate (8);

a water collector (9) is arranged at one end of the layering area (6) far away from the transition area (5), and the water collector (9) is arranged in the middle or at the upper part of the inner cavity of the tank body (1); the bottom of the layering area (6) is provided with a discharge pipe (10), the discharge pipe (10) comprises a U-shaped pipe (101) and a straight pipe (102), the straight pipe (102) is communicated with the closed end of the U-shaped pipe (101), and the upper part of the U-shaped pipe (101) is provided with a plurality of discharge holes (103).

2. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: a plurality of cloth holes (31) are arranged into a plurality of rows from top to bottom, the cloth holes (31) are arranged on the lower semi-circle of the distributor (3), and the cloth holes (31) in the uppermost row are not higher than the horizontal center line of the distributor (3).

3. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: the upper end of the upper clapboard (7) is fixed on the top wall of the tank body (1), and the lower end extends downwards to exceed half of the height of the inner cavity of the tank body (1); the lower end of the lower partition plate is fixed on the bottom wall of the tank body (1), and the upper end of the lower partition plate vertically extends upwards to exceed half of the height of the inner cavity of the tank body (1).

4. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: the water collector (9) is composed of a horizontal plate and an inclined plate which are connected with each other, the horizontal plate and the inclined plate are arranged at an obtuse angle, and the horizontal plate, the inclined plate and the inner wall of the tank body (1) jointly form a groove capable of collecting water.

5. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: one side of the feeding cavity (4) far away from the transition area (5) is communicated with the feeding pipe (2); the side wall of the tank body (1) corresponding to the water collector (9) is communicated with a water outlet pipe (11).

6. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: the straight pipe (102) penetrates through the end wall of the tank body (1), and two side parts of the U-shaped pipe (101) are respectively close to two side walls of the tank body (1).

7. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: a plurality of discharge openings (103) are uniformly arranged at intervals, and the discharge openings (103) are circular or elliptical.

8. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 1, wherein: the material distribution holes (31) are any one of circular, oval and square.

9. The phase separator for waste liquid treatment of a trichloroethylene plant as claimed in claim 4, wherein: one end of a horizontal plate of the water collector (9) is fixed on the end wall of the tank body (1), and two ends of the water collector (9) are fixed on the side wall of the tank body (1).