CN209934623U

CN209934623U - Pneumatic stirring device of peculiar smell treatment dosing tank

Info

Publication number: CN209934623U
Application number: CN201920314755.7U
Authority: CN
Inventors: ***; 刘凯辉; 李红京; 崔全章; 赵伟; 赵凯; 杨桓; 杨静
Original assignee: Hebei Baisha Tobacco Co Ltd
Current assignee: Hebei Baisha Tobacco Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-14
Anticipated expiration: 2029-03-13

Abstract

The utility model relates to a pneumatic stirring device of a dosing tank for peculiar smell treatment, which comprises a tank body, a dosing pipe arranged in one side of the tank body, a dosing pipe arranged in the other side of the tank body and a compressed air pipe arranged in the middle of the tank body, wherein a rotary spray head is arranged at the bottom of the compressed air pipe; the utility model discloses compressed air gets into compressed air pipe through compressed air solenoid valve control, and the compressed air solenoid valve is controlled by PLC, and is reliable and stable, and the compressed air who gets into compressed air pipe drives rotatory nozzle and rotates, blows water and constantly moves simultaneously, stirs the solid medicament that sinks into the tank bottoms, accelerates the medicament to dissolve, prevents the crystallization of medicament; the labor intensity of workers is reduced.

Description

Pneumatic stirring device of peculiar smell treatment dosing tank

Technical Field

The utility model relates to a pneumatic stirring device of a peculiar smell treatment dosing tank.

Background

The waste gas discharged by tobacco processing contains peculiar smell and small particles, a peculiar smell treatment device is generally additionally arranged for eliminating pollution, when the dust-containing waste gas passes through a high-efficiency cross-flow chemical washing tank, liquid (water) is sprayed from an inlet high-efficiency nozzle from top to bottom and is simultaneously sprayed horizontally, the particles in the waste gas are fully contacted with liquid drops to generate collision, interception and condensation effects, the particles flow into the bottom of the washing tank along with the water, peculiar smell molecules, organic matters and the like which can be dissolved in the liquid are removed, and the liquid flowing into the bottom of the washing tank is recycled from a centrifugal pump to the inlet high-efficiency nozzle; the electric control device can automatically control the water supply and drainage device or start the dosing system to maintain the pH value of the liquid according to the change of the pH value or the conductivity value of the liquid in the washing tank, so that the waste gas treatment efficiency is ensured, and the liquid is ensured to be discharged up to the standard.

However, in actual operation, because the solid medicament added into the medicament adding tank cannot be fully dissolved, a crystallization phenomenon is generated, a medicament adding pump and a pipeline are often blocked, liquid medicament cannot be added in time, the pH value of liquid (water) in a washing tank exceeds the standard, and a system automatically starts a water supply and drainage device to dilute the liquid, so that a large amount of water resource is wasted, and the daily water consumption reaches 160 tons.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a guarantee is provided and is washed the interior discharge to reach standard of liquid of pond, reduces the water consumption, and liquid medicine automatic stirring has reduced artificial intensity of labour's peculiar smell processing and has added the pneumatic agitating unit of medicinal cupping.

The utility model adopts the following technical scheme:

the utility model comprises a tank body, a dosing pipe arranged in one side of the tank body, a dosing pipe arranged in the other side of the tank body and a compressed air pipe arranged in the middle of the tank body, wherein a rotary spray head is arranged at the bottom of the compressed air pipe; a tank cover is arranged at the top of the tank body, and a proximity switch is arranged on the tank cover; a dosing pump is arranged on the outer side of the dosing pipe; a compressed air electromagnetic valve and a pressure regulating valve are arranged on the outer side of the compressed air pipe, a concentration detector is arranged in the tank body, and a liquid level meter communicated with the inner cavity of the tank body is arranged outside the tank body; the dosing pump, the compressed air electromagnetic valve and the proximity switch are respectively connected with the PLC.

The utility model discloses at the installation of the filler pipe outside solenoid valve that adds water.

The utility model discloses add medicine socle portion installation filter tube sets up the filtration pore on filtering the pipe wall, sets up the filter screen at the filter tube inner wall.

The utility model discloses at the high water level detector of level gauge upper portion installation, the low water level detector of level gauge lower part installation.

The utility model discloses rotatory nozzle is DY098 autogiration nozzle shower nozzle.

The utility model discloses positive effect as follows: the utility model discloses compressed air gets into compressed air pipe through compressed air solenoid valve control, and the compressed air solenoid valve is controlled by PLC, and is reliable and stable, and the compressed air who gets into compressed air pipe drives rotatory nozzle and rotates, blows water and constantly moves simultaneously, stirs the solid medicament that sinks into the tank bottoms, accelerates the medicament to dissolve, prevents the crystallization of medicament; the dissolved liquid medicine is added into a washing tank according to the requirement through a medicine adding pipe and a medicine adding pump to perform neutralization treatment on the sewage, a filter pipe is arranged at the bottom of the medicine adding pipe, and a filter screen is arranged on the inner wall of the filter pipe, so that the medicine adding pump and a medicine adding pipeline can be prevented from crystallizing, the standard discharge of the liquid in the washing tank is ensured, and the using amount of water is reduced (from 160 tons to 40 tons every day in the past); the automatic stirring of liquid medicine has been realized, artificial intensity of labour has been reduced, has still avoided simultaneously personnel to receive potential safety hazards such as the burn of liquid medicine.

Drawings

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

In the drawings: 1 tank body, 2 dosing pipes, 3 dosing pipes, 4 compressed air pipes, 5 rotary nozzles, 6 compressed air electromagnetic valves, 7 pressure regulating valves, 8 concentration detectors, 9 level meters, 10 water adding electromagnetic valves, 11 dosing pumps, 12 tank covers, 13 proximity switches, 14 high water level detectors, 15 low water level detectors, 16 filtering pipes and 17 filtering holes.

Detailed Description

As shown in the attached figure 1, the utility model comprises a tank body 1, a dosing pipe 2 arranged in one side of the tank body 1, a dosing pipe 3 arranged in the other side of the tank body 1 and a compressed air pipe 4 arranged in the middle of the tank body 1, a water adding solenoid valve 10 for controlling water adding is arranged outside the dosing pipe 3, a rotary spray head 5 is arranged at the bottom of the compressed air pipe 4, and the rotary spray head 5 is a DY098 automatic rotary nozzle spray head; a tank cover 12 is arranged at the top of the tank body 1, and a proximity switch 13 is arranged on the tank cover 12; a dosing pump 11 is arranged on the outer side of the dosing pipe 2, a filter pipe 16 is arranged at the bottom of the dosing pipe 2, a filter hole 17 is formed in the wall of the filter pipe 16, a filter screen is arranged on the inner wall of the filter pipe 16, so that the dosing pump and dosing pipeline medicaments can be prevented from crystallizing, the standard discharge of liquid in a washing tank is guaranteed, a compressed air electromagnetic valve 6 and a pressure regulating valve 7 are arranged on the outer side of a compressed air pipe 4, a concentration detector 8 is arranged in the tank body 1, and a liquid level meter 9 communicated with the inner cavity of the tank body 1 is arranged outside the tank body 1; the dosing pump 11, the compressed air electromagnetic valve 6 and the proximity switch 13 are respectively connected with the PLC; a high water level detector 14 is arranged at the upper part of the liquid level meter 9, and when the liquid level reaches the high water level detector, the water adding electromagnetic valve 10 is closed; the lower part of the liquid level meter 9 is provided with a low water level detector 15, when the liquid level is lower than the low water level detector 15, an alarm display is arranged on a control screen to prompt that sodium hydroxide needs to be added, and meanwhile, the dosing pump 11 stops working and the water adding electromagnetic valve 10 is opened.

When the tank works, when solid medicament and water are added into the tank body 1, the tank cover 12 is covered, the proximity switch beside the tank cover 12 sends a signal at the moment, the signal is input into the PLC and processed by the PLC to send an electric signal to the compressed air electromagnetic valve 6, the compressed air electromagnetic valve 6 is opened, compressed air reaches the rotary spray head 5 through the compressed air pipe 4, the compressed air flow drives the rotary spray head 5 to rotate, meanwhile, water is blown to continuously move, the solid medicament sinking into the tank bottom is stirred, and the medicament dissolution is accelerated; when the concentration detector 8 detects that the concentration of the dissolved liquid medicine is more than or equal to 2%, the PLC controls the medicine adding pump 11 to start, and the liquid medicine passes through the medicine adding pipe 2 and the medicine adding pump 11 and is added into the washing tank as required to neutralize the sewage. When the low water level detector 15 detects that the liquid medicine in the tank body 1 falls to the lower limit of the liquid level meter 9, the liquid level meter 9 sends a signal, the suggestion adds the medicament, simultaneously, the dosing pump 11 stops adding the medicament, the water adding solenoid valve 10 on the dosing pipe 3 is opened, to moisturizing in the tank body 1, the manual work of opening the tank cover 12 after the moisturizing is accomplished adds the solid medicament, at this moment, the proximity switch installed near the tank cover 12 sends a signal to PLC, send an electric signal to the air solenoid valve 6 after PLC processing, the air solenoid valve 6 is closed, rotatory nozzle 5 stops rotating, the manual work adds the medicament, after closing the tank cover 12, the air solenoid valve 6 is reopened, start the stirring, when the liquid medicine concentration is stabilized at 2%, the dosing pump 11 starts to work again, add the liquid medicine to the wash basin, repeat.

The utility model discloses compressed air gets into compressed air pipe 4 through compressed air solenoid valve 6 control, and compressed air solenoid valve 6 is controlled by PLC, and is reliable and stable, and the compressed air that gets into compressed air pipe 4 drives rotatory nozzle 5 and rotates, blows water and constantly moves simultaneously, stirs the solid medicament that sinks into the tank bottoms, and the medicament dissolves with higher speed, prevents the crystallization of medicament; the dissolved liquid medicine is added into a washing tank through a medicine adding pipe 2 and a medicine adding pump 11 according to needs, sewage is neutralized, a filter pipe 16 is installed at the bottom of the medicine adding pipe 2, a filter screen is arranged on the inner wall of the filter pipe 16, the medicine adding pump and a medicine adding pipeline can be prevented from crystallizing, the up-to-standard discharge of liquid in the washing tank is guaranteed, and the usage amount of water is reduced from the previous 160 tons to 40 tons every day; the automatic stirring of liquid medicine has been realized, artificial intensity of labour has been reduced, has still avoided simultaneously personnel to receive potential safety hazards such as the burn of liquid medicine.

Claims

1. A pneumatic stirring device of a dosing tank for peculiar smell treatment is characterized by comprising a tank body (1), a dosing pipe (2) arranged in one side of the tank body (1), a water feeding pipe (3) arranged in the other side of the tank body (1) and a compressed air pipe (4) arranged in the middle of the tank body (1), wherein a rotary spray head (5) is arranged at the bottom of the compressed air pipe (4); a tank cover (12) is arranged at the top of the tank body (1), and a proximity switch (13) is arranged on the tank cover (12);

a dosing pump (11) is arranged on the outer side of the dosing pipe (2);

a compressed air electromagnetic valve (6) and a pressure regulating valve (7) are arranged on the outer side of the compressed air pipe (4),

a concentration detector (8) is arranged in the tank body (1), and a liquid level meter (9) communicated with the inner cavity of the tank body (1) is arranged outside the tank body (1);

the dosing pump (11), the compressed air electromagnetic valve (6) and the proximity switch (13) are respectively connected with the PLC.

2. The pneumatic stirring device of the odor treatment dosing tank as claimed in claim 1, wherein a water adding solenoid valve (10) is installed outside the water adding pipe (3).

3. An odor treatment dosing tank pneumatic stirring device as claimed in claim 1, characterized in that a filtering pipe (16) is installed at the bottom of the dosing pipe (2),

the wall of the filtering pipe (16) is provided with filtering holes (17), and the inner wall of the filtering pipe (16) is provided with a filter screen.

4. An odor treatment dosing tank pneumatic stirring device as claimed in claim 1, characterized in that a high water level detector (14) is installed on the upper part of the liquid level meter (9), and a low water level detector (15) is installed on the lower part of the liquid level meter (9).

5. The pneumatic stirring device of an odor treatment dosing tank as claimed in claim 1, wherein the rotary nozzle (5) is a DY098 automatic rotary nozzle.