CN215087081U - Automatic add reation kettle of alkali regulation pH value - Google Patents
Automatic add reation kettle of alkali regulation pH value Download PDFInfo
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- CN215087081U CN215087081U CN202120623821.6U CN202120623821U CN215087081U CN 215087081 U CN215087081 U CN 215087081U CN 202120623821 U CN202120623821 U CN 202120623821U CN 215087081 U CN215087081 U CN 215087081U
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Abstract
The utility model relates to an automatic add reation kettle of alkali regulation pH value belongs to the reation kettle of the automatic pH value of transferring of corrosive solution. The device comprises an alkali preparation device, a pipeline conveying device and a reaction kettle, wherein the alkali preparation device is connected with one end of the pipeline conveying device through an outlet of an alkali liquor tank, and the other end of the pipeline conveying device is connected with an alkali inlet of the reaction kettle. The advantage is novel structure, adopts the sensor real-time detection feedback condition, and the speed of evenly stirring configuration alkali lye and accurate automatic control inverter pump adding alkali lye reaches the frequency of control reation kettle agitator motor, reaches reation kettle settlement's technology pH value, has got rid of the unstable operating factor of operating personnel, has guaranteed reation kettle liquid pH's accuracy, has greatly reduced manufacturing cost simultaneously.
Description
Technical Field
The utility model belongs to the reation kettle of the automatic pH value of transferring of corrosive solution, concretely relates to reation kettle of automatic pH value of adjusting with alkali.
Background
Adding alkali liquor into a reaction kettle, and firstly, injecting weak acid process liquid into the reaction kettle; dissolving flake caustic soda in an alkali preparation tank, and stirring to completely dissolve the flake caustic soda; and finally, adding alkali liquor into the reaction kettle through manual operation, stirring and diluting the liquid, and adjusting the pH value to a set target pH value. In the process of adding alkali, conditions such as adding speed, stirring uniformity, sensor feedback sensitivity and the like must be strictly controlled, otherwise, the pH value can be overshot, so that the production failure in the link is caused, and the accurate control is difficult to realize only by manual operation.
Disclosure of Invention
The utility model provides an automatic add reation kettle of alkali regulation pH value to solve and add the alkali in-process, only lean on manual operation to be difficult to realize the problem of accurate control.
The technical scheme adopted by the utility model is that the device comprises an alkali preparation device, a pipeline conveying device and a reaction kettle, wherein the alkali preparation device is connected with one end of the pipeline conveying device through an outlet of an alkali liquor tank, and the other end of the pipeline conveying device is connected with an alkali inlet of the reaction kettle;
the alkali preparation device is structurally characterized by comprising a pH meter I, a stirring motor I, a liquid level meter I, an alkali preparation tank, a stirrer I and an alkali solution tank outlet, wherein the pH meter I, the stirring motor I and the liquid level meter I are respectively and fixedly connected with the alkali preparation tank;
the pipeline conveying device is structurally characterized by comprising an alkali liquor outlet valve, a variable frequency pump, an alkali liquor pipeline and an alkali liquor inlet valve, wherein the alkali liquor outlet valve, the variable frequency pump and the alkali liquor inlet valve are connected through the alkali liquor pipeline;
the alkali liquor pipeline is made of stainless steel material;
the structure of reaction kettle is, including pH meter two, agitator motor two, level gauge two, reation kettle, agitator two, reation kettle advances alkali mouth, the acid liquid import, the acid liquid valve, reation kettle bin outlet and flowing back valve, wherein pH meter two, agitator motor two and level gauge two respectively with reation kettle fixed connection, the agitator is two to be located reation kettle, and with two output shaft fixed connection of agitator motor, reation kettle advances alkali mouth to be located the reation kettle top, acid liquid valve and acid liquid import fixed connection, the reation kettle bin outlet is located the reation kettle bottom, flowing back valve and reation kettle bin outlet fixed connection.
The utility model has the advantages of novel structure adopts the sensor real-time detection feedback condition, and the speed of even stirring configuration alkali lye and accurate automatic control inverter pump with alkali lye reaches reation kettle settlement's technology pH value with control reation kettle agitator motor's frequency, has got rid of the unstable operating factor of operating personnel, has guaranteed reation kettle liquid pH's accuracy, has greatly reduced manufacturing cost simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The device comprises an alkali preparation device 1, a pipeline conveying device 2 and a reaction kettle 3, wherein the alkali preparation device 1 is connected with one end of the pipeline conveying device 2 through an alkali liquor tank outlet 106, and the other end of the pipeline conveying device 2 is connected with an alkali inlet 306 of the reaction kettle 3;
the alkali preparation device 1 is structurally characterized by comprising a pH meter I101, a stirring motor I102, a liquid level meter I103, an alkali preparation tank 104, a stirrer I105 and an alkali liquor tank outlet 106, wherein the pH meter I101, the stirring motor I102 and the liquid level meter I103 are respectively and fixedly connected with the alkali preparation tank 104, the stirrer I105 is positioned in the alkali preparation tank 104 and fixedly connected with an output shaft of the stirring motor I102, and the alkali liquor tank outlet 106 is positioned at the bottom of the alkali preparation tank 104;
the pipeline conveying device 2 is structurally characterized by comprising an alkali liquor outlet valve 201, a variable frequency pump 202, an alkali liquor pipeline 203 and an alkali liquor inlet valve 204, wherein the alkali liquor outlet valve 201, the variable frequency pump 202 and the alkali liquor inlet valve 204 are connected through the alkali liquor pipeline 203;
the alkaline liquor pipeline 203 is made of stainless steel material;
the reaction kettle 3 is structurally characterized by comprising a second pH meter 301, a second stirring motor 302, a second liquid level meter 303, a reaction kettle 304, a second stirrer 305, a second reaction kettle alkali inlet 306, an acidic liquid inlet 307, an acidic liquid valve 308, a second reaction kettle discharge outlet 309 and a liquid discharge valve 310, wherein the second pH meter 301, the second stirring motor 302 and the second liquid level meter 303 are fixedly connected with the reaction kettle 304 respectively, the second stirrer 305 is positioned in the reaction kettle 304 and fixedly connected with an output shaft of the second stirring motor 302, the second reaction kettle alkali inlet 306 is positioned at the top of the reaction kettle 304, the acidic liquid valve 308 is fixedly connected with the acidic liquid inlet 307, the second reaction kettle discharge outlet 309 is positioned at the bottom of the reaction kettle 304, and the liquid discharge valve 310 is fixedly connected with the second reaction kettle discharge outlet 309.
The working process is as follows:
a preparation stage: ensuring that each valve is in a closed state, and the alkali distribution tank, the reaction kettle and the pipeline are clean and free of impurities;
alkali preparation stage: firstly, injecting water into an alkali preparation tank, and stopping adding water after reaching a high liquid level value; then, a first stirring motor drives a stirrer to stir at a low speed, then caustic soda flakes are added to stir at a high speed, after the stirring time is up to a set stirring time, medium-speed stirring is carried out, and the pH value is detected;
a reaction kettle stage: firstly, opening an acid liquid valve, adding process liquid into the reaction kettle, closing the acid liquid valve after the process liquid reaches a high limit liquid level, and starting a second stirring motor to enable a second stirrer to keep stirring at a high speed;
and (3) pH adjustment stage: firstly, adding process liquid into a reaction kettle, and finishing alkali preparation; and then starting the variable frequency pump, opening the alkali liquor outlet valve and the alkali liquor inlet valve, collecting pH value information of the reaction kettle, gradually adjusting the flow rate of the alkali liquor, immediately stopping the variable frequency pump and closing the alkali liquor outlet valve and the alkali liquor inlet valve after the pH value of the reaction kettle reaches a set target value, finally discharging qualified liquid through a discharge port and a discharge valve of the reaction kettle, and closing the discharge valve when the pH value reaches a low liquid level.
Claims (5)
1. The utility model provides an automatic add reation kettle of alkali regulation pH value which characterized in that: the device comprises an alkali preparation device, a pipeline conveying device and a reaction kettle, wherein the alkali preparation device is connected with one end of the pipeline conveying device through an outlet of an alkali liquor tank, and the other end of the pipeline conveying device is connected with an alkali inlet of the reaction kettle.
2. The reactor of claim 1, wherein the reactor is characterized in that: the alkali preparation device is structurally characterized by comprising a pH meter I, a stirring motor I, a liquid level meter I, an alkali preparation tank, a stirrer I and an alkali solution tank outlet, wherein the pH meter I, the stirring motor I and the liquid level meter I are respectively and fixedly connected with the alkali preparation tank, the stirrer I is positioned in the alkali preparation tank and is fixedly connected with an output shaft of the stirring motor I, and the alkali solution tank outlet is positioned at the bottom of the alkali preparation tank.
3. The reactor of claim 1, wherein the reactor is characterized in that: the pipeline conveying device is structurally characterized by comprising an alkali liquor outlet valve, a variable frequency pump, an alkali liquor pipeline and an alkali liquor inlet valve, wherein the alkali liquor outlet valve, the variable frequency pump and the alkali liquor inlet valve are connected through the alkali liquor pipeline.
4. The automatic alkali adding and pH value adjusting reaction kettle according to claim 3, is characterized in that: the alkaline liquor pipeline is made of stainless steel materials.
5. The reactor of claim 1, wherein the reactor is characterized in that: the structure of reaction kettle is, including pH meter two, agitator motor two, level gauge two, reation kettle, agitator two, reation kettle advances alkali mouth, the acid liquid import, the acid liquid valve, reation kettle bin outlet and flowing back valve, wherein pH meter two, agitator motor two and level gauge two respectively with reation kettle fixed connection, the agitator is two to be located reation kettle, and with two output shaft fixed connection of agitator motor, reation kettle advances alkali mouth to be located the reation kettle top, acid liquid valve and acid liquid import fixed connection, the reation kettle bin outlet is located the reation kettle bottom, flowing back valve and reation kettle bin outlet fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120623821.6U CN215087081U (en) | 2021-03-28 | 2021-03-28 | Automatic add reation kettle of alkali regulation pH value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120623821.6U CN215087081U (en) | 2021-03-28 | 2021-03-28 | Automatic add reation kettle of alkali regulation pH value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215087081U true CN215087081U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120623821.6U Active CN215087081U (en) | 2021-03-28 | 2021-03-28 | Automatic add reation kettle of alkali regulation pH value |
Country Status (1)
| Country | Link |
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| CN (1) | CN215087081U (en) |
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2021
- 2021-03-28 CN CN202120623821.6U patent/CN215087081U/en active Active
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