CN215506579U

CN215506579U - Device for automatically adjusting dosage of acid mist waste gas treatment agent

Info

Publication number: CN215506579U
Application number: CN202121762809.XU
Authority: CN
Inventors: 韩子傲; 赵明钧; 邓作鹏; 张小龙; 唐微; 张野
Original assignee: Chinalco Shenyang Non Ferrous Metals Processing Co ltd
Current assignee: Chinalco Shenyang Non Ferrous Metals Processing Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-14
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a device for automatically adjusting the dosage of an acid mist waste gas treatment agent, belongs to the field of industrial acid pickling waste gas treatment devices, and can detect the ORP value and the PH value of the waste gas treatment agent in real time and automatically adjust the agent to realize that the redox property and the pH value of the waste gas treatment agent are in the range of use requirements. The utility model comprises a support tray and two tank supports, and is characterized in that the two tank supports are arranged on the support tray, an ORP (oxidation-reduction potential) adjusting component and a PH (potential of Hydrogen) adjusting component are arranged on the tank supports, the ORP adjusting component comprises an ORP adjusting tank and an ORP metering pump, the PH adjusting component comprises a PH adjusting tank and a PH metering pump, the ORP adjusting tank and the PH adjusting tank have the same structure, and the ORP adjusting tank and the PH adjusting tank respectively comprise a tank body, a liquid level meter, a stirring mechanism, a drain pipe and a drain pipe.

Description

Device for automatically adjusting dosage of acid mist waste gas treatment agent

Technical Field

The utility model belongs to the field of industrial pickling waste gas treatment devices, and particularly relates to a device for automatically adjusting the dosage of an acid mist waste gas treatment agent.

Background

Acid mist waste gas can be generated in the acid washing or waste acid treatment process of a factory, and the waste gas cannot be directly discharged into the air, so that the conventional treatment method is that the generated waste gas is sucked into the purification tower through the air pipe under the action of the fan, the waste gas is reflected and absorbed with a medicament in the tower, and the waste gas reaching the standard after being treated by the purification tower can be discharged into the air. Under the current severe environmental conditions, the emission of exhaust gas up to the standard is particularly important, wherein the activity of the exhaust gas treatment agent plays a critical role in the exhaust gas treatment effect. For the exhaust gas treatment agent, the oxidation-reduction property and the acidity-basicity of the agent are important indexes reflecting the activity of the agent, so how to dynamically maintain the oxidation-reduction property (represented by ORP value) and the acidity-basicity (represented by pH value) of the exhaust gas treatment agent in the required range is a critical problem to be faced in the current exhaust gas treatment.

Disclosure of Invention

Aiming at the problems, the utility model makes up the defects of the prior art and provides a device for automatically adjusting the dosage of acid mist waste gas treatment agents; the utility model can detect the ORP value and the PH value of the waste gas treatment agent in real time, and automatically control the drug regulation to realize that the oxidation-reduction property and the acid-base property of the waste gas treatment agent are in the range of the use requirement.

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

The utility model provides a device for automatically adjusting the dosage of acid mist waste gas treatment agents, which comprises a support tray and two tank supports, and is characterized in that the two tank supports are arranged on the support tray, an ORP adjusting component and a PH adjusting component are arranged on the tank supports, the ORP adjusting component comprises an ORP adjusting tank and an ORP metering pump, the PH adjusting component comprises a PH adjusting tank and a PH metering pump, the ORP adjusting tank and the PH adjusting tank have the same structure, the ORP adjusting tank and the PH adjusting tank respectively comprise a tank body, a liquid level meter, a stirring mechanism, a drain pipe and a liquid outlet pipe, the stirring mechanism is arranged on the tank body and extends into the tank body, the liquid level meter is arranged on the side wall of the tank body, the drain pipe is arranged at the bottom of the tank body, the liquid outlet pipe is arranged on the side wall of the tank body, and a chemical feeding port is also arranged on the tank body, the ORP metering pump is characterized in that a liquid outlet valve is arranged on the liquid outlet pipe, the ORP adjusting tank is connected with a water inlet of the ORP metering pump, a water outlet of the ORP metering pump is connected into a medicament pool through a pipeline, the PH adjusting tank is connected with a water inlet of the PH metering pump, a water outlet of the PH metering pump is connected into the medicament pool through a pipeline, and an ORP detection probe and a PH detection probe are arranged on a support of the medicament pool.

Further, the upper part of the tank body is also provided with a tank body breathing port.

Further, a liquid level alarm is further arranged on the tank body.

Further, the bottom of the tank body is of a tapered closing-in structure.

Further, rabbling mechanism includes agitator motor, shaft coupling, (mixing) shaft and stirring vane, agitator motor passes through the shaft coupling with the agitator shaft is connected, stirring vane sets up the tip of (mixing) shaft.

The utility model has the beneficial effects.

The utility model carries out real-time detection on the medicament in the medicament pool through the ORP detection probe and the PH detection probe, and automatically adds medicaments into the medicament pool through the ORP adjusting tank and the ORP metering pump so as to dynamically keep the standard reaching performance of the medicament in the medicament pool (ORP value) and the pH value (PH value) within the required range, thus leading the treated waste gas to reach the standard more.

Drawings

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Fig. 1 is an elevational view of the overall construction of the present invention.

Fig. 2 is a rear view of the overall structure of the present invention.

FIG. 3 is a schematic view of the structure of an ORP regulation tank and a pH regulation tank of the present invention.

Fig. 4 is a schematic structural view of the stirring motor of the present invention.

The labels in the figure are: 1 is the support tray, 2 is jar body support, 3 is the ORP regulating tank, 4 is the ORP measuring pump, 5 is the PH regulating tank, 6 is the PH measuring pump, 7 is the jar body, 8 is the level gauge, 9 is rabbling mechanism, 10 is the blow off pipe, 11 is the drain pipe, 12 is for adding the medicine mouth, 13 is the drain valve, 14 is the medicament pond, 15 is ORP test probe, 16 is the PH test probe, 17 is jar body respiratory opening, 18 is the liquid level alarm, 19 is agitator motor, 20 is the shaft coupling, 21 is the (mixing) shaft, 22 is stirring vane.

Detailed Description

The utility model is shown by combining the attached drawings, and comprises a support tray 1 and two tank 7 supports 2, wherein the two tank 7 supports 2 are arranged on the support tray 1, an ORP adjusting component and a PH adjusting component are arranged on the tank 7 supports 2, the ORP adjusting component comprises an ORP adjusting tank 3 and an ORP metering pump 4, and the PH adjusting component comprises a PH adjusting tank 5 and a PH metering pump 6.

ORP adjusting tank 3 and PH adjusting tank 5 are the same in structure, and ORP adjusting tank 3 and PH adjusting tank 5 both include a tank body 7, a liquid level meter 8, a stirring mechanism 9, a drain pipe 10 and a drain pipe 11.

The bottom of the tank body 7 is of a conical closing-in structure, so that the cleaning waste liquid after the medicament tank is cleaned every time is completely discharged from the sewage discharge pipe 10.

The stirring mechanism 9 is arranged on the tank body 7 and extends into the tank body 7. The stirring mechanism 9 comprises a stirring motor 19, a coupler 20, a stirring shaft 21 and a stirring blade 22, wherein the stirring motor 19 is connected with the stirring shaft 21 through the coupler 20, and the stirring blade 22 is arranged at the end part of the stirring shaft 21. The stirring mechanism 9 regularly stirs the regulating solution to prevent the regulating solution from precipitating.

The liquid level meter 8 is arranged on the side wall of the tank body 7 and is used for observing the height of the regulating liquid in the tank body 7.

The blow-off pipe 10 is arranged at the bottom of the tank body 7, the liquid outlet pipe 11 is arranged on the side wall of the tank body 7, and the tank body 7 is also provided with a dosing port 12, a tank body breathing port 17 and a liquid level alarm 18. The dosing port 12 is used for adding regulating liquid into the ORP regulating tank 3 and the PH regulating tank 5, the set tank body breathing port 17 is used for keeping the air pressure balance of the medicament tank, and the liquid level alarm 18 is used for giving an alarm when the liquid level of the regulating liquid is too high or too low.

Be provided with drain valve 13 on drain pipe 11, ORP surge tank 3 is connected with ORP measuring pump 4's water inlet, and during ORP measuring pump 4's delivery port passed through pipe connection to medicament pond 14, PH surge tank 5 was connected with PH measuring pump 6's water inlet, and PH measuring pump 6's delivery port passed through pipe connection to medicament pond 14, was provided with ORP test probe 15 and PH test probe 16 on the support of medicament pond 14.

The working principle is as follows.

ORP regulation jar 3 and PH regulation jar 5 add a certain amount of regulating fluid through adding medicine mouth 12 respectively to jar internal 7, and the liquid level height is shown by level gauge 8 to level gauge 8 and liquid level alarm 18 carry out the communication, set up high low level value after, the liquid level is too high or alarm can report to the police when low excessively and indicate. The stirring mechanism 9 prevents the regulation liquid from precipitating to influence the regulation efficiency by stirring the regulation liquid regularly. The breathing opening keeps the internal and external air pressure balance of the ORP adjusting tank 3 and the PH adjusting tank 5, and the bottom of the tank body 7 adopts a tapered closing design to ensure that the cleaning waste liquid is thoroughly discharged from the sewage pipe 10 when the medicament tank is cleaned every time.

After a medicament with a certain concentration is prepared in the medicament pool 14, the concentration of the medicament can be changed along with continuous use of the medicament, the medicament in the medicament pool 14 is dynamically detected through the ORP detection probe 15 and the PH detection probe 16 which are arranged at the medicament pool 14, the starting of the ORP metering pump 4 and the PH metering pump 6 is controlled in real time, the adding of the regulating solution is carried out, in the process of adding the regulating solution, in order to avoid that the once-used regulating solution is excessive and cannot be dissolved in time, the local measurement data of the ORP detection probe 15 and the PH detection probe 16 are inaccurate, therefore, the time interval of adding the regulating solution is controlled in a timing mode, the mode of adding the regulating solution intermittently is adopted to ensure that the data measurement and collection are carried out after the whole solution is dissolved in the medicament pool 14, and the measured value is accurate.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the utility model.

Claims

1. The device for automatically adjusting the dosage of the acid mist waste gas treatment agent comprises a support tray (1) and two tank supports (2), and is characterized in that the two tank supports (2) are arranged on the support tray (1), an ORP adjusting component and a PH adjusting component are arranged on the tank supports (2), the ORP adjusting component comprises an ORP adjusting tank (3) and an ORP metering pump (4), the PH adjusting component comprises a PH adjusting tank (5) and a PH metering pump (6), the ORP adjusting tank (3) and the PH adjusting tank (5) have the same structure, the ORP adjusting tank (3) and the PH adjusting tank (5) respectively comprise a tank body (7), a liquid level meter (8), a stirring mechanism (9), a drain pipe (10) and a drain pipe (11), the stirring mechanism (9) is arranged on the tank body (7) and extends into the tank body (7), level gauge (8) set up the lateral wall of the jar body (7), blow off pipe (10) set up jar body (7) bottom, drain pipe (11) set up on the lateral wall of the jar body (7), still be provided with on the jar body (7) with medicine mouth (12), be provided with drain valve (13) on drain pipe (11), ORP surge tank (3) with the water inlet of ORP measuring pump (4) is connected, the delivery port of ORP measuring pump (4) passes through pipe connection to in medicament pond (14), PH surge tank (5) with the water inlet of PH measuring pump (6) is connected, the delivery port of PH measuring pump (6) passes through pipe connection to medicament pond (14), be provided with ORP test probe (15) and PH test probe (16) on the support of medicament pond (14).

2. The device for automatically adjusting the dosage of the acid mist waste gas treatment agent is characterized in that the upper part of the tank body (7) is also provided with a tank body breathing port (17).

3. The device for automatically adjusting the dosage of the acid mist exhaust gas treatment agent according to claim 1, wherein a liquid level alarm (18) is further arranged on the tank body (7).

4. The device for automatically adjusting the dosage of the acid mist exhaust gas treating agent according to claim 1, wherein the bottom of the tank body (7) is in a tapered closing structure.

5. The device for automatically adjusting the dosage of the acid mist exhaust gas treating agent according to claim 1, wherein the stirring mechanism (9) comprises a stirring motor (19), a coupler (20), a stirring shaft (21) and a stirring blade (22), the stirring motor (19) is connected with the stirring shaft (21) through the coupler (20), and the stirring blade (22) is arranged at the end of the stirring shaft (21).