CN112657360B - Liquid substance proportional mixing device and proportional mixing method based on same - Google Patents
Liquid substance proportional mixing device and proportional mixing method based on same Download PDFInfo
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- CN112657360B CN112657360B CN202011389345.2A CN202011389345A CN112657360B CN 112657360 B CN112657360 B CN 112657360B CN 202011389345 A CN202011389345 A CN 202011389345A CN 112657360 B CN112657360 B CN 112657360B
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Abstract
The invention discloses a liquid substance proportional mixing device and a proportional mixing method based on the same, and relates to the technical field of liquid substance mixing. The device comprises a stock solution storage tank and a mixing tank, wherein a pipeline A is communicated between the stock solution storage tank and the mixing tank, and a plunger pump is arranged on the pipeline A; a liquid level sensor is arranged in the mixing tank, a water inlet is arranged at the top of the mixing tank, and a water inlet valve is arranged on the water inlet; the bottom of the mixing tank is provided with a Y-shaped drain pipe, three end parts of the Y-shaped drain pipe are respectively communicated with the mixing tank, a drain valve and a hose, and the hose is sequentially provided with a centrifugal pump, a one-way valve, a first filter and a concentration detection module along the liquid flowing direction; the mixing tank also comprises a liquid using device, and the top of the liquid using device is communicated with the mixing tank through a pipeline B. According to the invention, through the use of the liquid level sensor, the concentration detection module and the PLC, the concentration of the disinfectant is detected in real time, the water inlet and the raw stock of the disinfectant are controlled, and the concentration of the disinfectant in the mixing tank is ensured within a certain range.
Description
Technical Field
The invention belongs to the technical field of liquid substance mixing, and particularly relates to a liquid substance proportional mixing device and a proportional mixing method based on the liquid substance proportional mixing device.
Background
In many production lines, sterilizing liquid is used for sterilizing equipment and containers, and water and sterilizing liquid raw stock need to be mixed according to a certain proportion. At present, the flow meter is mainly used in the market for respectively measuring the output volumes of two liquids to match.
Disclosure of Invention
The invention aims to provide a liquid substance proportional mixing device and a proportional mixing method based on the liquid substance proportional mixing device, and the device and the method solve the existing problems.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a liquid substance proportional mixing device, which comprises a stock solution storage tank and a mixing tank, wherein a pipeline A is communicated between the stock solution storage tank and the mixing tank, and a plunger pump is arranged on the pipeline A; a liquid level sensor is arranged in the mixing tank, a water inlet is arranged at the top of the mixing tank, and a water inlet valve is arranged on the water inlet; the bottom of the mixing tank is provided with a Y-shaped drain pipe, the first end of the Y-shaped drain pipe is communicated with the mixing tank, the second end of the Y-shaped drain pipe is provided with a drain valve, the third end of the Y-shaped drain pipe is communicated with a hose, and the hose is sequentially provided with a centrifugal pump, a one-way valve, a first filter and a concentration detection module along the liquid flowing direction;
the top of the liquid using device is communicated with the mixing tank through a pipeline B, and the bottom of the liquid using device is communicated with the mixing tank through a pipeline C; the pipeline C is sequentially provided with a reflux valve and a second filter from the direction far away from the liquid using device; the end part of the hose is communicated with the pipeline B; and circulating valves and control valves are respectively arranged on the pipelines B positioned at the two sides of the joint of the hose and the pipeline B.
Furthermore, the joint of the pipeline B and the mixing tank and the joint of the pipeline C and the mixing tank are both positioned on one side of the top of the mixing tank.
Furthermore, disinfectant primary pulp is stored in the primary liquid storage tank, and the liquid using device is disinfectant equipment. The disinfectant equipment comprises bottle cap disinfection equipment and bottle container internal and external disinfection equipment.
Furthermore, the plunger pump, the liquid level sensor, the water inlet valve, the centrifugal pump, the water discharge valve, the concentration detection module, the reflux valve, the circulating valve and the control valve are in signal connection with a PLC (programmable logic controller).
A method of proportional mixing of liquid substances, comprising:
stp1, setting the concentration of the primary disinfectant liquid to be G1, outputting the volume of the primary disinfectant liquid to be V3, setting the concentration of the disinfectant liquid to be blended to be G2 +/-m, setting the volume of the disinfectant liquid configured in a mixing tank to be V1, and setting the volume of the disinfectant liquid reserved in a liquid using device, a pipeline C, a pipeline B, a hose and a Y-shaped drain pipe to be V2;
the Stp2 and the PLC control device control the water inlet valve to be opened, the water inlet valve injects V1-V3 into the mixing tank, when the liquid level sensor detects that the volume reaches a set value, the PLC control device controls the water inlet valve to be closed and controls the plunger pump to pump the primary disinfectant liquid in the primary liquid storage tank into the mixing tank, and when the liquid level sensor detects that the volume reaches the set value, the plunger pump is closed;
the Stp3 and the PLC control device control the closing of the drain valve, the control valve and the return valve, then the control circulating valve is opened, the centrifugal pump is started, and the concentration value G0 detected by the concentration detection module is within the range of G2 +/-m; the step realizes that the primary stock of the disinfectant and water are uniformly mixed;
the Stp4 and the PLC control close the circulating valve and open the control valve and the return valve, at this time, the disinfection solution prepared in the mixing tank is pumped into the liquid using device for use;
stp5, after the disinfectant is recycled for a period of time, the concentration of the disinfectant can be reduced by the lower deviation of G2, and when the concentration detection module detects that the concentration of the disinfectant G3 is lower than G2-m; at the moment, the volume of the disinfectant in the mixing tank is detected to be V0 through the liquid level sensor, and the volume of the disinfectant in the system is V0+ V2 at the moment;
when the volume of the disinfectant in the mixing tank is configured to be V1, the volumes of the disinfectant raw stock and the water to be injected are V3 and V4 respectively;
then: according to the formula V1-V0 + V2+ V3+ V4 and
the values of V3 and V4 can be calculated, respectively.
The Stp6 and the PLC control a water inlet valve to be opened, the water inlet valve is used for injecting the disinfectant into the mixing tank with the volume of V4, the water inlet valve is controlled to be closed when the liquid level sensor detects that the volume of the disinfectant in the mixing tank is V0+ V4, then the plunger pump is controlled to pump the disinfectant primary pulp in the stock solution storage tank into the mixing tank, and the plunger pump is closed when the liquid level sensor detects that the volume of the disinfectant is V0+ V4+ V3;
stp7, repeating the step Stp 3.
Further, m is an offset value.
The invention has the following beneficial effects:
the concentration of the disinfectant is detected in real time by using the liquid level sensor, the concentration detection module and the PLC, and the water inlet and the raw stock of the disinfectant are controlled, so that the concentration of the disinfectant in the mixing tank is ensured to be within a certain range; meanwhile, the volume change is calculated by indirectly detecting the liquid level height, and the required amount is calculated by the PLC processing unit according to a set formula, so that not only is the flow meter saved, but also the concentration of the recycled disinfectant is reduced, and the disinfectant can be supplemented according to the volume calculation of the disinfectant to realize the stability of the concentration of the disinfectant.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a liquid substance proportional mixing device according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1, the present invention is a liquid material proportional mixing device, including a stock solution storage tank 1 and a mixing tank 3, wherein a pipeline a is connected between the stock solution storage tank 1 and the mixing tank 3, and a plunger pump 2 is disposed on the pipeline a; a liquid level sensor 4 is arranged in the mixing tank 3, a water inlet is arranged at the top of the mixing tank 3, and a water inlet valve 5 is arranged on the water inlet; a Y-shaped drain pipe is arranged at the bottom of the mixing tank 3, the first end of the Y-shaped drain pipe is communicated with the mixing tank 3, the second end of the Y-shaped drain pipe is provided with a drain valve 15, the third end of the Y-shaped drain pipe is communicated with a hose, and the hose is sequentially provided with a centrifugal pump 14, a one-way valve 13, a first filter 12 and a concentration detection module 11 along the liquid flowing direction;
the top of the liquid using device 9 is communicated with the mixing tank 3 through a pipeline B, and the bottom of the liquid using device 9 is communicated with the mixing tank 3 through a pipeline C; the pipeline C is provided with a return valve 8 and a second filter 6 in sequence from the direction far away from the liquid using device 9; the end part of the hose is communicated with the pipeline B; and circulating valves 7 and control valves 10 are respectively arranged on the pipelines B at the two sides of the joint of the hose and the pipeline B.
Preferably, the connection of the pipeline B and the mixing tank 3 and the connection of the pipeline C and the mixing tank 3 are both located on the top side of the mixing tank 3.
Preferably, primary disinfectant liquid is stored in the primary disinfectant liquid storage tank 1, and the liquid using device 9 is disinfectant liquid equipment. Preferably, the plunger pump 2, the liquid level sensor 4, the water inlet valve 5, the centrifugal pump 14, the water discharge valve 15, the concentration detection module 11, the return valve 8, the circulating valve 7 and the control valve 10 are in signal connection with a PLC controller.
A method of proportional mixing of liquid substances, comprising:
stp1, setting the concentration of the primary disinfectant liquid to be G1, outputting the volume of the primary disinfectant liquid to be V3, setting the concentration of the disinfectant liquid to be blended to be G2 +/-m, setting the volume of the disinfectant liquid configured in the mixing tank 3 to be V1, and setting the volume of the disinfectant liquid reserved in the liquid using device 9, the pipeline C, the pipeline B, the hose and the Y-shaped drain pipe to be V2;
the Stp2 and the PLC control device control the water inlet valve 5 to be opened, the water inlet valve 5 is used for injecting the volume of V1-V3 into the mixing tank 3, when the liquid level sensor 4 detects that the volume reaches a set value, the PLC control device controls the water inlet valve 5 to be closed and controls the plunger pump 2 to pump the disinfectant primary pulp in the primary liquid storage tank 1 into the mixing tank 3, and when the liquid level sensor 4 detects that the volume reaches the set value, the plunger pump 2 is closed;
the Stp3 and the PLC control device control the closing of the drain valve 15, the control valve 10 and the return valve 8, then the control circulating valve 7 is opened, the centrifugal pump 14 is started, and the concentration value G0 detected by the concentration detection module 11 is within the range of G2 +/-m;
the Stp4 and the PLC control close the circulating valve 7 and open the control valve 10 and the return valve 8, at this time, the prepared disinfection solution in the mixing tank 3 is pumped into the liquid using device 9 for use;
stp5, after the disinfectant is recycled for a period of time, the concentration of the disinfectant can be reduced by the lower deviation of G2, and when the concentration detection module 11 detects that the concentration of the disinfectant G3 is lower than G2-m;
at this time, the liquid level sensor 4 detects that the volume of the disinfectant in the mixing tank 3 is V0, and the volume of the disinfectant in the system is V0+ V2;
when the volume of the disinfectant in the mixing tank 3 is configured to be V1, the volumes of the disinfectant raw stock and the water to be injected are V3 and V4 respectively;
then: according to the formula V1-V0 + V2+ V3+ V4 and
the values of V3 and V4 can be calculated, respectively.
The Stp6 and the PLC control device control the water inlet valve 5 to be opened, the water inlet valve 5 injects the disinfectant into the mixing tank 3 with the volume of V4, when the liquid level sensor 4 detects that the disinfectant in the mixing tank 3 has the volume of V0+ V4, the water inlet valve 5 is controlled to be closed, the plunger pump 2 is controlled to pump the raw stock disinfectant in the stock solution storage tank 1 into the mixing tank 3, and when the liquid level sensor 4 detects that the disinfectant has the volume of V0+ V4+ V3, the plunger pump 2 is closed;
stp7, repeating the step Stp 3.
Preferably, m is a deviation value.
The disinfectant equipment 9 is started to be used, and the sprayed disinfectant flows back into the mixed finished product tank 3 through the filter 6 of the return valve 8 for recycling.
The disinfectant equipment comprises bottle cap disinfection equipment and external disinfection equipment inside a bottle container; because the disinfection and sterilization of the bottle cap and the bottle container by the disinfectant have certain consumption due to chemical reaction, the concentration can be reduced and circulated, and the disinfectant needs to be supplemented to improve the concentration so as to ensure that the sterilization effect is not influenced in a certain range.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention disclosed above are intended to be illustrative only. 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 the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The liquid substance proportion mixing method of the liquid substance proportion mixing device comprises a stock solution storage tank (1) and a mixing tank (3), and is characterized in that: a pipeline A is communicated between the stock solution storage tank (1) and the mixing tank (3), and a plunger pump (2) is arranged on the pipeline A;
a liquid level sensor (4) is arranged in the mixing tank (3), a water inlet is arranged at the top of the mixing tank (3), and a water inlet valve (5) is arranged on the water inlet;
a Y-shaped drain pipe is arranged at the bottom of the mixing tank (3), the first end of the Y-shaped drain pipe is communicated with the mixing tank (3), the second end of the Y-shaped drain pipe is provided with a drain valve (15), the third end of the Y-shaped drain pipe is communicated with a hose, and the hose is sequentially provided with a centrifugal pump (14), a one-way valve (13), a first filter (12) and a concentration detection module (11) along the liquid flowing direction;
the device also comprises a liquid using device (9), the top of the liquid using device (9) is communicated with the mixing tank (3) through a pipeline B, and the bottom of the liquid using device (9) is communicated with the mixing tank (3) through a pipeline C;
the pipeline C is sequentially provided with a return valve (8) and a second filter (6) from the direction far away from the liquid using device (9); the end part of the hose is communicated with the pipeline B; a circulating valve (7) and a control valve (10) are respectively arranged on the pipelines B positioned at the two sides of the joint of the hose and the pipeline B;
the liquid substance proportion mixing method of the liquid substance proportion mixing device comprises the following steps:
stp1, setting the concentration of the primary disinfectant liquid to be G1, outputting the volume of the primary disinfectant liquid to be V3, setting the concentration of the disinfectant liquid to be blended to be G2 +/-m, setting the volume of the disinfectant liquid configured in the mixing tank (3) to be V1, and setting the residual volume of the disinfectant liquid in the liquid using device (9), the pipeline C, the pipeline B, the hose and the Y-shaped drain pipe to be V2;
the Stp2 and the PLC control a water inlet valve (5) to be opened, at the moment, a volume of V1-V3 is injected into the mixing tank (3) through the water inlet valve (5), when the liquid level sensor (4) detects that the volume reaches a set value, the PLC control closes the water inlet valve (5) and controls the plunger pump (2) to pump disinfectant primary pulp in the primary liquid storage tank (1) into the mixing tank (3), and when the liquid level sensor (4) detects that the volume reaches the set value, the plunger pump (2) is closed;
the Stp3 and the PLC control device control the closing of the drain valve (15), the control valve (10) and the return valve (8), then the control circulating valve (7) is opened, the centrifugal pump (14) is started, and the concentration value G0 detected by the concentration detection module (11) is within the range of G2 +/-m;
the Stp4 and the PLC control close the circulating valve (7), and open the control valve (10) and the return valve (8), at this time, the prepared disinfection solution in the mixing tank (3) is pumped into the liquid using device (9) for use;
stp5, after being recycled for a period of time, the concentration of the disinfectant can be reduced by the lower deviation of G2, and when the concentration detection module (11) detects that the concentration of the disinfectant G3 is lower than G2-m; at the moment, the liquid level sensor (4) detects that the volume of the disinfectant in the mixing tank (3) is V0, and the volume of the disinfectant in the system is V0+ V2;
when the volume of the disinfectant in the mixing tank (3) is configured to be V1, the volumes of the disinfectant raw stock and the water to be injected are V3 and V4 respectively;
then: according to the formula V1 ═ V0+ V2+ V3+ V4 and
the values of V3 and V4 can be calculated respectively;
the Stp6 and the PLC control device control a water inlet valve (5) to be opened, at the moment, the water inlet valve (5) is used for injecting a V4 volume into the mixing tank (3), when the liquid level sensor (4) detects that the volume of disinfectant in the mixing tank (3) is V0+ V4 at the moment, the water inlet valve (5) is controlled to be closed, then the plunger pump (2) is controlled to pump disinfectant raw stock in the raw liquid storage tank (1) into the mixing tank (3), and when the liquid level sensor (4) detects that the volume is V0+ V4+ V3, the plunger pump (2) is closed;
stp7, repeating the step Stp 3.
2. The proportional mixing method for liquid substances of a proportional mixing device for liquid substances according to claim 1, wherein the connection between the pipeline B and the mixing tank (3) and the connection between the pipeline C and the mixing tank (3) are both located at the top side of the mixing tank (3).
3. The proportional mixing method for liquid substances of the proportional mixing device for liquid substances as claimed in claim 1, wherein a stock solution of disinfectant is stored in the stock solution storage tank (1), and the liquid using device (9) is a disinfectant device.
4. The proportional mixing method for liquid substances of a proportional mixing device for liquid substances according to claim 1, wherein the plunger pump (2), the liquid level sensor (4), the water inlet valve (5), the centrifugal pump (14), the water discharge valve (15), the concentration detection module (11), the reflux valve (8), the circulating valve (7) and the control valve (10) are in signal connection with a PLC controller.
5. The method as claimed in claim 1, wherein m is a deviation value.
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| CN115155410A (en) * | 2022-06-30 | 2022-10-11 | 西安奕斯伟材料科技有限公司 | Polishing solution storage and mixing arrangement |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5827943A (en) * | 1995-10-27 | 1998-10-27 | Endress + Hauser Gmbh + Co. | Method for calibration in level measurement |
| JP2010204064A (en) * | 2009-03-06 | 2010-09-16 | Takahata Seiko Kk | Reference volume pipe for liquid meter |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2642788C2 (en) * | 1976-09-23 | 1978-11-02 | Th. Goldschmidt Ag, 4300 Essen | Device for the discontinuous production of solutions of a defined concentration |
| CN101905227B (en) * | 2010-07-01 | 2012-07-25 | 徐浩 | Automatic washing and solution preparing system and method for pipeline system |
| CN102357253B (en) * | 2011-09-28 | 2013-10-02 | 厦门环宇卫生处理有限公司 | Disinfectant medicine dispensing and supplying system |
| CN202762336U (en) * | 2012-09-04 | 2013-03-06 | 成都润兴消毒药业有限公司 | Novel automatic disinfectant preparation device |
| CN103418259A (en) * | 2013-08-19 | 2013-12-04 | 江苏新美星包装机械股份有限公司 | Concentrated solution dilution method |
| CN204841441U (en) * | 2015-08-14 | 2015-12-09 | 麦斯克电子材料有限公司 | Full -automatic polish preparation system |
| CN205419743U (en) * | 2016-03-16 | 2016-08-03 | 国药集团三益药业（芜湖）有限公司 | Device is got to autologous stirring circulation volume of antiseptic solution |
| CN107583553B (en) * | 2017-09-18 | 2020-06-23 | 岳阳中南利康医药科技有限公司 | Disinfectant mixing device |
| CN210176549U (en) * | 2019-06-28 | 2020-03-24 | 浙江浙青环保科技有限公司 | Medical waste water intelligent treatment disinfecting equipment |
-
2020
- 2020-12-02 CN CN202011389345.2A patent/CN112657360B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5827943A (en) * | 1995-10-27 | 1998-10-27 | Endress + Hauser Gmbh + Co. | Method for calibration in level measurement |
| JP2010204064A (en) * | 2009-03-06 | 2010-09-16 | Takahata Seiko Kk | Reference volume pipe for liquid meter |
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