CN214765395U

CN214765395U - Acid-base automatic control device

Info

Publication number: CN214765395U
Application number: CN202022911644.XU
Authority: CN
Inventors: 钱晓东; 王波; 陈涛; 余宏
Original assignee: Jiangsu Meike Biotechnology Co Ltd
Current assignee: Jiangsu Meike Biotechnology Co Ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-11-19
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses an acid-base automatic control device, including sour liquid jar, lye tank and surge tank, the bottom of sour liquid jar and lye tank is provided with the Y type pipe that is linked together with the surge tank, the top of surge tank is provided with driving motor, driving motor has the stirring leaf through axis of rotation connection, the lateral wall of surge tank is provided with first pH value detector, the lateral wall of sour liquid jar and lye tank is provided with second pH value detector, be provided with first valve and ration transfer tank on the Y type pipe, the bottom of ration transfer tank is provided with the second valve, the inner chamber of surge tank is provided with first liquid level height caliber, the inner chamber of ration transfer tank is provided with second liquid level height caliber, the lateral wall of surge tank is provided with the controller. The utility model discloses can be through the rational use of first pH value detector, second pH value detector, first liquid level height caliber and second liquid level height caliber, assist the controller, to adding appropriate amount acidizing fluid or alkali lye in the reaction liquid, convenient to use improves the operating efficiency.

Description

Acid-base automatic control device

Technical Field

The utility model relates to a liquid pH value adjusting equipment technical field, in particular to acid-base automatic control device.

Background

In the chemical industry, the pH value of a solution needs to be controlled to reach a required pH environment when the solution is subjected to partial chemical reaction. Generally, in a laboratory or a chemical reaction of a small amount of solution, after acid liquor or alkali liquor is added into the solution, the fed-back pH value of the solution can be quickly and accurately obtained, but when the amount of the reaction solution is very large, the solution volume is large, after the acid liquor or alkali liquor enters, the solution needs a certain time to be fully mixed, and the accurate pH value can be obtained.

SUMMERY OF THE UTILITY MODEL

The utility model provides an acid-base automatic control device, main aim at can be through the rational use of first pH value detector, second pH value detector, first liquid level height caliber and second liquid level height caliber, be assisted with the controller, can add appropriate amount acidizing fluid or alkali lye in to the reaction liquid as required, and convenient to use improves the operating efficiency.

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

an acid-base automatic control device comprises an acid liquid tank, an alkali liquid tank and an adjusting tank for adjusting objects, wherein Y-shaped pipes communicated with the adjusting tank are arranged at the bottoms of the acid liquid tank and the alkali liquid tank, a driving motor is arranged at the top of the adjusting tank, a rotating shaft extending into the adjusting tank is arranged at the bottom power output end of the driving motor, stirring blades are arranged on the outer wall of the rotating shaft, a first pH value detector with a probe extending into the inner cavity of the adjusting tank is arranged on the side wall of the adjusting tank, second pH value detectors with probes extending into the tanks respectively are arranged on the side walls of the acid liquid tank and the alkali liquid tank, a first valve and a quantitative transfer tank are arranged on branch pipes of the Y-shaped pipes connected with the acid liquid tank and the alkali liquid tank, a second valve is arranged at the bottom of the quantitative transfer tank, a first liquid level height measurer is arranged in the inner cavity of the adjusting tank, and a second liquid level measurer is arranged in the inner cavity of the quantitative transfer tank, the lateral wall of regulation jar is provided with the controller, the input and first pH value detector, second pH value detector, first liquid level height caliber and second liquid level height caliber electric connection of controller, the output and first valve and the second valve electric connection of controller.

Preferably, the controller comprises a signal input module, a data processing module, a data comparison and calculation module, a data entry setting module and a signal output module.

Preferably, one end of the first pH value detector extending into the inner cavity of the adjusting tank is positioned between the upper stirring blade and the lower stirring blade which are adjacent.

Preferably, the first valve is a liquid valve with adjustable flow rate.

Preferably, the bottom of the inner cavity of the quantitative transfer tank is in a funnel shape with a lower east degree and two high sides.

Preferably, the first liquid level measuring device and the second liquid level measuring device both use a non-contact ultrasonic liquid level detector.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model can add proper acid liquor or alkali liquor to the reaction liquid according to the requirement by reasonably using the first pH value detector, the second pH value detector, the first liquid level height measurer and the second liquid level height measurer and assisting the controller, thereby being convenient to use and improving the working efficiency;

2. the utility model discloses when carrying out the acid-base regulation, drive the stirring leaf by the axis of rotation through starting driving motor and stir reaction liquid, improve the acidizing fluid of adding or the mixing rate of alkali lye and former solution for going on of reaction.

Drawings

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

fig. 2 is an electrical connection diagram of the controller of the present invention.

In the figure: 1-acid solution tank; 2-lye tanks; 3-Y type pipe; 4-driving the motor; 5-a rotating shaft; 6-stirring blade; 7-a first pH detector; 8-a second pH detector; 9-a first valve; 10-quantitative transfer tank; 11-a second valve; 12-a first level gauge; 13-a second level gauge; 14-a controller; 1401-a signal input module; 1402-data processing module; 1403-data comparison calculation module; 1404 — a data entry setting module; 1405-signal output module; 100-adjusting the tank.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in the attached drawings of the specification and figures 1-2, the utility model discloses an acid-base automatic control device, which comprises an acid liquid tank 1, an alkali liquid tank 2 and an adjusting tank 100 for adjusting objects, wherein the bottoms of the acid liquid tank 1 and the alkali liquid tank 2 are provided with a Y-shaped pipe 3 communicated with the adjusting tank 100, the top of the adjusting tank 100 is provided with a driving motor 4, the bottom power output end of the driving motor 4 is provided with a rotating shaft 5 extending into the adjusting tank 100, the outer wall of the rotating shaft 5 is provided with a stirring blade 6, the side wall of the adjusting tank 100 is provided with a first pH value detector 7 with a probe extending into the inner cavity of the adjusting tank 100, one end of the first pH value detector 7 extending into the inner cavity of the adjusting tank 100 is positioned between the upper and lower adjacent stirring blades 6, the side walls of the acid liquid tank 1 and the alkali liquid tank 2 are provided with a second pH value detector 8 with probes extending into the tanks respectively, the branch pipes of the Y-shaped pipe 3 connected with the acid liquid tank 1 and the alkali liquid tank 2 are provided with a first valve 9 and a quantitative transfer tank 10, the first valve 9 is a liquid valve with adjustable flow rate, the bottom of the quantitative transfer tank 10 is provided with a second valve 11, the bottom of the inner cavity of the quantitative transfer tank 10 is in a funnel shape with reduced volume and high sides, the inner cavity of the adjusting tank 100 is provided with a first liquid level height measurer 12, the inner cavity of the quantitative transfer tank 10 is provided with a second liquid level height measurer 13, the first liquid level height measurer 12 and the second liquid level height measurer 13 both adopt non-contact ultrasonic liquid level height detectors, the side wall of the adjusting tank 100 is provided with a controller 14, the input end of the controller 14 is electrically connected with the first pH value detector 7, the second pH value detector 8, the first liquid level height measurer 12 and the second liquid level height measurer 13, the output end of the controller 14 is electrically connected with the first valve 9 and the second valve 11, the controller 14 comprises a signal input module 1401, a data processing module 1402, a data processing module 13 and a data processing module 1402, A data comparison calculation module 1403, a data entry setting module 1404, and a signal output module 1405.

The utility model discloses in the use, be equipped with the reaction liquid that needs carry out acid-base regulation in the regulation jar 100, when adjusting the pH value of liquid in the regulation jar 100, at first enter the pH value that sets for the module 1404 to the controller 14 entering target requirement through data entry, measure the pH value of reaction liquid in the regulation jar 100 through first pH value detector 7, namely, measure the liquid level of reaction liquid in the regulation jar 100 through first liquid level height caliber 12, calculate the volume of reaction liquid, thereby calculate H among the reaction liquid⁺Molar amount of ions, to calculate the H required to reach the target pH⁺Ions or HO^-The molar amount of ions, and the second pH detector 8 detects the pH of the solutions in the acid solution tank 1 and the alkali solution tank 2 based on the above-mentioned required H⁺Ions or HO^-The molar weight of the ions determines the volume of the acid or alkali solution added to the adjusting tank 100, and after opening the first valve 9 and entering the quantitative transfer tank 10, the volume of the solution is determined by the liquid level height measured by the second liquid level height measurer 13To achieve H in solution⁺Ions or HO^-The molar quantity of the ions meets the required quantity, thereby realizing the adjustment of the pH value. The above calculation formula is determined according to the actual structures of the acid liquid tank 1, the alkali liquid tank 2 and the adjustment tank 100, and then is recorded into the controller 14 through the data recording setting module 1404, the data detected by the first pH detector 7, the second pH detector 8, the first liquid level height measuring device 12 and the second liquid level height measuring device 13 is input through the signal input module 1401, and after being converted by the data processing module 1402, the calculation is performed in the data comparison calculation module 1403, and then the first valve 9 and the second valve 11 are controlled through the signal output module 1405.

When the acid-base regulation is carried out, the stirring blade 6 is driven by the rotating shaft 5 to stir the reaction liquid by starting the driving motor 4, so that the mixing speed of the added acid liquid or alkali liquid and the original solution is increased, and the reaction is accelerated.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an acid-base automatic control device, includes sour liquid jar (1), lye jar (2) and is used for adjusting regulation jar (100) of object, its characterized in that: the bottom of the acid liquid tank (1) and the alkali liquid tank (2) is provided with a Y-shaped pipe (3) communicated with the adjusting tank (100), the top of the adjusting tank (100) is provided with a driving motor (4), the bottom power output end of the driving motor (4) is provided with a rotating shaft (5) extending into the adjusting tank (100), the outer wall of the rotating shaft (5) is provided with a stirring blade (6), the side wall of the adjusting tank (100) is provided with a first pH value detector (7) with a probe extending into the inner cavity of the adjusting tank (100), the side walls of the acid liquid tank (1) and the alkali liquid tank (2) are provided with a second pH value detector (8) with probes extending into the tanks respectively, a first valve (9) and a quantitative transfer tank (10) are arranged on branch pipes connecting the Y-shaped pipe (3) with the acid liquid tank (1) and the alkali liquid tank (2), and the bottom of the quantitative transfer tank (10) is provided with a second valve (11), the inner chamber of adjusting tank (100) is provided with first liquid level height caliber (12), the inner chamber of ration transfer tank (10) is provided with second liquid level height caliber (13), the lateral wall of adjusting tank (100) is provided with controller (14), the input and first pH value detector (7), second pH value detector (8), first liquid level height caliber (12) and second liquid level height caliber (13) electric connection of controller (14), the output and first valve (9) and second valve (11) electric connection of controller (14).

2. The automatic acid-base control device according to claim 1, characterized in that: the controller (14) comprises a signal input module (1401), a data processing module (1402), a data comparison calculation module (1403), a data entry setting module (1404) and a signal output module (1405).

3. The automatic acid-base control device according to claim 1, characterized in that: one end of the first pH value detector (7) extending into the inner cavity of the adjusting tank (100) is positioned between the upper stirring blade and the lower stirring blade (6).

4. The automatic acid-base control device according to claim 1, characterized in that: the first valve (9) adopts a liquid valve with adjustable flow rate.

5. The automatic acid-base control device according to claim 1, characterized in that: the bottom of the inner cavity of the quantitative transfer tank (10) is in a funnel shape with reduced east and high two sides.

6. The automatic acid-base control device according to claim 1, characterized in that: the first liquid level measuring device (12) and the second liquid level measuring device (13) both adopt non-contact ultrasonic liquid level detectors.