CN213416481U

CN213416481U - A sewage treatment plant for chlor-alkali chemical industry

Info

Publication number: CN213416481U
Application number: CN202020836448.8U
Authority: CN
Inventors: 祁新萍; 张志强; 王亚宇; 李学英; 王静; 邓代君
Original assignee: XINJIANG INSTITUTE OF LIGHT INDUSTRY TECHNOLOGY
Current assignee: XINJIANG INSTITUTE OF LIGHT INDUSTRY TECHNOLOGY
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-06-11
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a sewage treatment plant for chlor-alkali chemical industry, including main part, gas removal tank, neutralization tank and enclosing cover, the inside gas removal tank that is provided with of main part, the gas removal tank is located the inside upper end of main part, the gas removal tank lower extreme is provided with neutralization tank, the enclosing cover is openly installed to the main part, it is articulated between enclosing cover and the main part, enclosing cover surface mounting has the control panel, the control panel is inlayed on the enclosing cover, the support is installed to the main part bottom, the support is located four turnings of main part. The utility model discloses, carry out degasification and neutralization two effects through installation gas pitcher and neutralization jar to chlorine and sodium hydroxide in the decontamination aquatic are about to during sewage enters into the gas pitcher through the feed liquor pipe, then add the sodium chloride granule through the feeder hopper, make the sodium chloride granule dissolve in sewage, because sodium chloride concentration is higher in the sewage, chlorine just is difficult more to by sewage absorption, just so can be with the chlorine discharge in the sewage.

Description

A sewage treatment plant for chlor-alkali chemical industry

Technical Field

The utility model relates to a chlor-alkali chemical industry sewage treatment technical field specifically is a sewage treatment plant for chlor-alkali chemical industry.

Background

At present, in many places in life, the chlorine alkali chemical industry, namely the chlorine alkali industry, is used for preparing NaOH, Cl2 and H2 by a method of electrolyzing saturated NaCl solution, and a series of chemical products are produced by taking the NaOH, the Cl2 and the H2 as raw materials, which is called the chlorine alkali industry. The chlor-alkali industry is one of the most basic chemical industries, widely used in chemical, light, textile, metallurgical, petrochemical industries, and utilities; the sewage generated in the production process of the chlor-alkali chemical industry is important for specially treating the sewage of the chlor-alkali chemical industry.

Disclosure of Invention

An object of the utility model is to provide a sewage treatment plant for chlor-alkali chemical industry to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sewage treatment plant for chlor-alkali chemical industry, includes main part, gas removal tank, neutralization tank and enclosing cover, the inside gas removal tank that is provided with of main part, the gas removal tank is located the inside upper end of main part, the gas removal tank lower extreme is provided with neutralization tank, the enclosing cover is openly installed to the main part, it is articulated between enclosing cover and the main part, enclosing cover surface mounting has the control screen, the control screen is inlayed on the enclosing cover, the support is installed to the main part bottom, the support is located four turnings of main part.

Preferably, the motor is installed to the main part upper end, the motor is installed on the bearing, the bearing is installed in the main part upper end, install the puddler on the bearing, inside the puddler extended to the degassing tank, the welding has the blade on the puddler.

Preferably, the feeder hopper is installed to the gas pitcher upper end, the feeder hopper extends to the main part outside, the feed liquor pipe is installed in the feeder hopper left side, inside the feed liquor pipe extends to the gas pitcher, the blast pipe is installed on the gas pitcher right side, the blast pipe extends to the main part outside, the diode is installed to the blast pipe lower extreme, install the electronic valve on the diode, liquid level switch is installed to the gas pitcher inner wall.

Preferably, a liquid level switch is installed on the inner wall of the neutralizing tank, a liquid outlet pipe is installed on the right side of the neutralizing tank, an electronic valve is installed on the liquid outlet pipe, and a diode is installed at the upper end of the liquid outlet pipe.

Preferably, the lithium cell is installed to neutralization jar upper end, the acid pipe is installed into in the lithium cell left side, it extends to the main part outside to advance the acid pipe, the fixed block is installed on the lithium cell right side, fixed mounting has the detection stick on the fixed block, it extends to inside the neutralization jar to detect the stick, pH valve detection device is installed on the fixed block right side, detect stick and pH valve detection device electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has two functions of degassing and neutralizing by installing the degassing tank and the neutralizing tank, thereby removing chlorine and sodium hydroxide in sewage, namely, the sewage enters the degassing tank through the liquid inlet pipe, then sodium chloride particles are added through the feed hopper, so that the sodium chloride particles are dissolved in the sewage, the chlorine is more difficult to be absorbed by the sewage because the concentration of the sodium chloride in the sewage is higher, thus the chlorine in the sewage can be discharged, the sewage is stirred by installing the motor and the stirring rod, the speed can be increased, the discharge of the chlorine can be accelerated, simultaneously, the reaction between partial chlorine and water can be accelerated, the formed acid can be mixed with alkali in the sewage, the process that the sewage after the chlorine is removed enters the neutralizing tank through the diode is controlled through the electronic valve, after the sewage enters the neutralizing tank, the acid and the sodium hydroxide are added through the acid inlet pipe to carry out the neutralizing reaction, detect through detecting the stick after the reaction and transmit for pH valve detection device, judge, discharge when pH valve is suitable again, can monitor the position of liquid in gas removal tank and the neutralization tank constantly through installation liquid level switch, and simple structure easily uses widely.

Drawings

FIG. 1 is a front view of a sewage treatment plant for chlor-alkali chemical industry of the present invention;

FIG. 2 is an internal structure diagram of a sewage treatment plant for chlor-alkali chemical industry.

In the figure: 1-a body; 2-outer cover; 3-a liquid inlet pipe; 4-a feed hopper; 5, a motor; 6-a bearing; 7-acid inlet pipe; 8-an exhaust pipe; 9-control screen; 10-a diode; 11-a liquid outlet pipe; 12-a scaffold; 13-a liquid level switch; 14-a stirring rod; 15-degassing tank; 16-an electronic valve; 17-a blade; 18-a neutralization tank; 19-a lithium battery; 20-a pH value detection device; 21-fixing block; 22-detection rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment: a sewage treatment device for chlor-alkali chemical industry comprises a main body 1, a degassing tank 15, a neutralization tank 18 and an outer cover 2, wherein the degassing tank 15 is arranged in the main body 1, the degassing tank 15 is positioned at the upper end in the main body 1, the lower end of the degassing tank 15 is provided with the neutralization tank 18, the outer cover 2 is openly installed on the main body 1, the outer cover 2 is hinged with the main body 1, the surface of the outer cover 2 is provided with a control screen 9, the control screen 9 is embedded on the outer cover 2, a support 12 is installed at the bottom of the main body 1, the support 12 is positioned at four corners of the main body 1, a motor 5 is installed at the upper end of the main body 1, the motor 5 is installed on a bearing 6, the bearing 6 is installed at the upper end of the main body 1, a stirring rod 14 is installed on the bearing 6, the stirring rod 14 extends to the inside of the degassing tank 15, blades 17 are welded on, the feed hopper 4 extends to the outside of the main body 1, the feed inlet pipe 3 is installed on the left side of the feed hopper 4, the feed inlet pipe 3 extends to the inside of the degassing tank 15, the exhaust pipe 8 is installed on the right side of the degassing tank 15, the exhaust pipe 8 extends to the outside of the main body 1, the diode 10 is installed at the lower end of the exhaust pipe 8, the electronic valve 16 is installed on the diode 10, the liquid level switch 13 is installed on the inner wall of the degassing tank 15, the liquid level switch 13 is installed on the inner wall of the neutralization tank 18, the liquid outlet pipe 11 is installed on the right side of the neutralization tank 18, the electronic valve 16 is installed on the liquid outlet pipe 11, the diode 10 is installed at the upper end of the liquid outlet pipe 11, the lithium battery 19 is installed at the upper end of the neutralization tank 18, the acid inlet pipe 7 is installed on the left side of the lithium battery 19, the acid inlet pipe 7 extends to, inside detection stick 22 extends to neutralization tank 18, pH value detection device 20 is installed on fixed block 21 right side, detection stick 22 and pH value detection device 20 electric connection.

The specific use mode is as follows: in the operation of the utility model, sewage enters into the degassing tank 15 through the liquid inlet pipe 3, then sodium chloride particles are added through the feed hopper 4, so that the sodium chloride particles are dissolved into the sewage, the chlorine is more difficult to be absorbed by the sewage as the concentration of the sodium chloride in the sewage is higher, thus the chlorine in the sewage can be discharged, the sewage is stirred through the installation of the motor 5 and the stirring rod 14, the discharge of the chlorine can be accelerated, simultaneously, the reaction between partial chlorine and water can be accelerated, the formed acid can be mixed with the alkali in the sewage, the process that the sewage after the chlorine is removed enters into the neutralization tank 18 through the diode 10 is controlled through the electronic valve 16, after the sewage enters into the neutralization tank 18, the acid is added into the neutralization tank through the acid inlet pipe 7 to carry out the neutralization reaction with the sodium hydroxide, the sewage is detected through the detection rod 22 after the reaction, the detection is transmitted to the pH value detection device, and 20, judging that the pH value is proper and then discharging, and installing the liquid level switch 13 to constantly monitor the positions of the liquid in the degassing tank 15 and the neutralizing tank 18.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sewage treatment plant for chlor-alkali chemical industry, includes main part (1), gas removal tank (15), neutralization tank (18) and enclosing cover (2), its characterized in that: main part (1) inside is provided with gas removal tank (15), gas removal tank (15) are located the inside upper end of main part (1), gas removal tank (15) lower extreme is provided with neutralization tank (18), main part (1) openly installs enclosing cover (2), it is articulated between enclosing cover (2) and main part (1), enclosing cover (2) surface mounting has control panel (9), control panel (9) are inlayed on enclosing cover (2), support (12) are installed to main part (1) bottom, support (12) are located four turnings of main part (1).

2. The sewage treatment device for chlor-alkali chemical industry as set forth in claim 1, wherein: motor (5) are installed to main part (1) upper end, install on bearing (6) motor (5), install in main part (1) upper end bearing (6), install puddler (14) on bearing (6), puddler (14) extend to except that inside gas pitcher (15), the welding has blade (17) on puddler (14).

3. The sewage treatment device for chlor-alkali chemical industry as set forth in claim 1, wherein: feeder hopper (4) are installed to degassing tank (15) upper end, feeder hopper (4) extend to main part (1) outside, feed liquor pipe (3) are installed in feeder hopper (4) left side, inside feed liquor pipe (3) extended to degassing tank (15), blast pipe (8) are installed on degassing tank (15) right side, blast pipe (8) extend to main part (1) outside, diode (10) are installed to blast pipe (8) lower extreme, install electronic valve (16) on diode (10), liquid level switch (13) are installed to degassing tank (15) inner wall.

4. The sewage treatment device for chlor-alkali chemical industry as set forth in claim 1, wherein: liquid level switch (13) are installed to neutralization tank (18) inner wall, drain pipe (11) are installed on neutralization tank (18) right side, install electronic valve (16) on drain pipe (11), diode (10) are installed to drain pipe (11) upper end.

5. The sewage treatment device for chlor-alkali chemical industry as set forth in claim 1, wherein: lithium cell (19) are installed to in with jar (18) upper end, lithium cell (19) left side is installed into sour pipe (7), it extends to main part (1) outside to advance sour pipe (7), fixed block (21) are installed on lithium cell (19) right side, fixed mounting has detection stick (22) on fixed block (21), it extends to in and jar (18) inside to detect stick (22), pH valve detection device (20) are installed on fixed block (21) right side, detect stick (22) and pH valve detection device (20) electric connection.