CN214973130U - Cleaning fluid preparation system - Google Patents
Cleaning fluid preparation system Download PDFInfo
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- CN214973130U CN214973130U CN202023144763.3U CN202023144763U CN214973130U CN 214973130 U CN214973130 U CN 214973130U CN 202023144763 U CN202023144763 U CN 202023144763U CN 214973130 U CN214973130 U CN 214973130U
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Abstract
The application relates to a cleaning fluid preparation system, comprising: the cleaning liquid preparation unit is internally provided with a cleaning liquid pressure sensor and a conductivity meter, the lower part of the outer side of the cleaning liquid preparation unit is provided with a spring and a switch, one end of the spring is fixedly connected to the bottom of the cleaning liquid preparation unit, and the other end of the spring and the switch are fixed on the base; the concentrated cleaning liquid supply unit is communicated with the concentrated cleaning liquid supply unit through a concentrated cleaning liquid conveying pipe, and a concentrated cleaning liquid conveying pump and a first valve are arranged on the concentrated cleaning liquid conveying pipe; the diluted solvent supply unit is communicated with the concentrated cleaning solution supply unit through a diluted solvent conveying pipe, and a diluted solvent conveying pump and a second valve are arranged on the diluted solvent conveying pipe; and the control unit is respectively connected with the cleaning liquid pressure sensor, the conductivity meter, the concentrated cleaning liquid delivery pump, the first valve, the diluent solvent delivery pump, the second valve and the switch, so that the accuracy and the safety of liquid preparation are ensured.
Description
Technical Field
The application belongs to the technical field of cleaning fluid preparation, and particularly relates to a cleaning fluid preparation system.
Background
The most commonly used diagnostic method in the medical field, in vitro diagnosis, is to collect body fluids, excreta and secretions of a human body for biochemical analysis so as to judge human body lesions, such as chemiluminescence analysis and molecular diagnosis, wherein the diagnostic methods adopt an automatic or semi-automatic biochemical analyzer to sample, clean, analyze and the like and give a diagnostic report.
In biochemical analysis, cleaning fluid needs to be used, and the cleaning fluid needs to have a certain concentration, and the delivery of the cleaning fluid is concentrated cleaning fluid, so that the concentrated cleaning fluid needs to be diluted to have a certain concentration for use. At present, the main methods for preparing the cleaning solution include manual operation, preparation according to a certain proportion by using a proportioning pump and the like, but the methods are difficult to ensure that the conductivity of the cleaning solution and the liquid amount in a cleaning solution container are in a required range, and the liquid preparation cannot be stopped in time when a sensor or a control chip fails, so that potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the cleaning liquid preparation system is provided for solving the defects that the conductivity of the cleaning liquid and the liquid amount in the cleaning liquid container are difficult to ensure in a required range and the liquid preparation cannot be stopped in time when the cleaning liquid container has too much liquid amount due to a fault in the conventional cleaning liquid preparation system.
The utility model provides a technical scheme that its technical problem adopted is:
a cleaning solution dispensing system, comprising:
the cleaning liquid preparation unit is internally provided with a cleaning liquid pressure sensor and a conductivity meter, the lower part of the outer side of the cleaning liquid preparation unit is provided with a spring and a switch, one end of the spring is fixedly connected to the bottom of the cleaning liquid preparation unit, the other end of the spring and the switch are fixed on the base, and when the amount of the cleaning liquid in the cleaning liquid preparation unit reaches a set value, the cleaning liquid preparation unit can press down the spring to trigger the switch;
the concentrated cleaning solution supply unit is communicated with the cleaning solution preparation unit through a concentrated cleaning solution conveying pipe, and a concentrated cleaning solution conveying pump (preferably a first valve;
the diluted solvent supply unit is communicated with the cleaning liquid preparation unit through a diluted solvent conveying pipe, and a diluted solvent conveying pump and a second valve are arranged on the diluted solvent conveying pipe;
the control unit is respectively connected with the cleaning liquid pressure sensor, the conductivity meter, the concentrated cleaning liquid delivery pump, the first valve, the diluent solvent delivery pump and the second valve and is used for controlling the concentrated cleaning liquid delivery pump, the first valve, the diluent solvent delivery pump and the second valve to be opened and closed according to data detected by the cleaning liquid pressure sensor and the conductivity meter, and the diluent solvent and/or the concentrated cleaning liquid with required amount is injected into the cleaning liquid preparation unit or the diluent solvent and/or the concentrated cleaning liquid is stopped from being injected into the cleaning liquid preparation unit; the control unit is also connected with a switch, and when the cleaning solution preparation unit presses the spring down to trigger the switch, the control unit controls the concentrated cleaning solution delivery pump, the first valve, the diluent delivery pump and the second valve to be closed.
Preferably, the detection unit further includes a concentrated liquid pressure sensor disposed inside the concentrated cleaning liquid supply unit, and the concentrated liquid pressure sensor is connected with the control unit.
Preferably, the detection unit further includes a diluent solvent pressure sensor disposed inside the diluent solvent supply unit, and the diluent solvent pressure sensor is connected to the control unit.
Preferably, the cleaning liquid pressure sensor, the concentrated liquid pressure sensor and the diluent solvent pressure sensor are respectively disposed at inner bottom portions of the cleaning liquid preparation unit, the concentrated cleaning liquid supply unit and the diluent solvent supply unit.
Preferably, the concentrated cleaning solution delivery pump and/or the diluent solvent delivery pump are diaphragm pumps.
Preferably, the first valve and/or the second valve is a solenoid valve.
Preferably, the cleaning solution preparation system further comprises a mixer for mixing the concentrated cleaning solution entering the cleaning solution preparation unit with the diluent solvent.
Preferably, the cleaning solution preparation system further comprises a buzzer connected with the control unit, and the buzzer is used for giving an alarm to the outside under the control of the control unit.
Preferably, the cleaning solution preparation system further comprises a heater for heating the cleaning solution in the cleaning solution preparation unit.
Preferably, the cleaning solution preparation system further comprises a temperature sensor for monitoring the temperature of the cleaning solution in the cleaning solution preparation unit, and the temperature sensor is connected with the control unit.
The utility model has the advantages that:
the cleaning liquid preparation system can effectively ensure that the conductivity of the prepared cleaning liquid is within a required range, ensure the accurate determination of the liquid preparation, and simultaneously effectively control the liquid amount of the cleaning liquid in the cleaning liquid preparation unit to be within the required range; in addition, through the spring, the switch and the control unit which are arranged on the lower part of the outer side of the cleaning liquid preparation unit, when the cleaning liquid pressure sensor or the control unit breaks down and the liquid amount in the cleaning liquid preparation unit is too much, the liquid preparation can be stopped in time, and the safety of liquid preparation is ensured.
Drawings
The technical solution of the present application is further explained below with reference to the drawings and the embodiments.
FIG. 1 is a schematic diagram of a cleaning solution dispensing system according to an embodiment of the present application;
the reference numbers in the figures are: 1-concentrated cleaning solution supply unit, 2-concentrated cleaning solution supply unit, 3-diluted solvent supply unit, 4-control unit, 5-cleaning solution pressure sensor, 6-conductivity meter, 7-spring, 8-switch, 9-base, 10-concentrated cleaning solution pressure sensor, 11-concentrated cleaning solution delivery pipe, 12-concentrated cleaning solution delivery pump, 13-first valve, 14-diluted solvent pressure sensor, 15-diluted solvent delivery pipe, 16-diluted solvent delivery pump, 17-second valve.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.
The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Examples
The present embodiment provides a cleaning solution preparation system, as shown in fig. 1, including:
the cleaning solution preparation unit 1 is internally provided with a cleaning solution pressure sensor 5 and a conductivity meter 6, the lower part of the outer side of the cleaning solution preparation unit 1 is provided with a spring 7 and a switch 8, one end of the spring 7 is fixedly connected to the bottom of the cleaning solution preparation unit 1, the other end of the spring 7 and the switch 8 are fixed on a base 9, and when the amount of cleaning solution in the cleaning solution preparation unit 1 reaches a set value, the cleaning solution preparation unit 1 can press down the spring 7 to trigger the switch 8;
a concentrated cleaning solution supply unit 2, which is internally provided with a concentrated solution pressure sensor 10 and is communicated with the cleaning solution preparation unit 1 through a concentrated cleaning solution delivery pipe 11, wherein the concentrated cleaning solution delivery pipe 11 is provided with a concentrated cleaning solution delivery pump 12 (preferably a diaphragm pump) and a first valve 13 (preferably an electromagnetic valve);
a diluent supply unit 3 having a diluent pressure sensor 14 disposed therein and communicating with the cleaning solution preparation unit 1 through a diluent delivery pipe 15, the diluent delivery pipe 15 being provided with a diluent delivery pump 16 (preferably a diaphragm pump) and a second valve 17 (preferably an electromagnetic valve);
the control unit 4 is respectively connected with the cleaning liquid pressure sensor 5, the conductivity meter 6, the concentrated liquid pressure sensor 10, the diluent solvent pressure sensor 14, the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent solvent delivery pump 16 and the second valve 17, and is used for controlling the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent solvent delivery pump 16 and the second valve 17 to be opened and closed according to data detected by the cleaning liquid pressure sensor 5 and the conductivity meter 6, and injecting a required amount of diluent solvent and/or concentrated cleaning liquid into the cleaning liquid preparation unit 1 or stopping injecting the diluent solvent and/or concentrated cleaning liquid into the cleaning liquid preparation unit 1 in the past; the control unit 4 is also connected with a switch 8, when the cleaning liquid of the cleaning liquid preparation unit 1 reaches the highest threshold value and the cleaning liquid pressure sensor 5 or the control unit fails, the concentrated cleaning solution delivery pump 12 and the diluent solvent delivery pump 16 will work continuously, so that the diluent solvent and/or the concentrated cleaning solution is/are injected into the cleaning solution preparation unit 1 continuously, when the amount of the cleaning liquid in the cleaning liquid preparation unit 1 exceeds the maximum threshold value and the amount of the cleaning liquid in the cleaning liquid preparation unit 1 reaches the set value, the cleaning solution preparation unit 1 presses down the spring 7 to trigger the switch 8, and then the control unit stops the concentrated cleaning solution delivery pump 12 and the diluent delivery pump 16, and meanwhile, the first valve 13 and the second valve 17 are closed, so that the liquid preparation can be stopped in time when the liquid amount in the cleaning liquid preparation unit 1 is excessive, and the liquid preparation safety is ensured.
Further, the cleaning liquid pressure sensor 5, the concentrated liquid pressure sensor 10 and the diluent pressure sensor of the present embodiment are respectively disposed at the inner bottom portions of the cleaning liquid preparation unit 1, the concentrated cleaning liquid supply unit 2 and the diluent supply unit 3;
further, the cleaning solution preparation system of the present embodiment further includes a mixer, configured to mix the concentrated cleaning solution entering the cleaning solution preparation unit 1 with the diluent solvent in the mixer, so that the cleaning solution reaches a concentration set value;
further, the cleaning liquid preparation system of the present embodiment further includes a buzzer connected to the control unit for giving an alarm to the outside under the control of the control unit in the case where the cleaning liquid in the cleaning liquid preparation unit 1 exceeds the maximum threshold, the concentrated cleaning liquid in the concentrated cleaning liquid supply unit 2 is insufficient, or the diluting solvent in the diluting solvent supply unit 3 is insufficient, or the like.
Further, the cleaning liquid preparation system of this embodiment still includes heater and temperature sensor, the heater is used for heating the cleaning liquid in the cleaning liquid preparation unit 1, temperature sensor is used for monitoring the cleaning liquid temperature in the cleaning liquid preparation unit 1, temperature sensor with the control unit is connected.
The working principle is as follows:
the conductivity of the cleaning liquid in the cleaning liquid preparation unit 1 is uploaded to a control unit through a conductivity meter 6, the pressure value brought by the cleaning liquid in the cleaning liquid preparation unit 1 is uploaded to the control unit through a cleaning liquid pressure sensor 5, and the control unit calculates the liquid amount in the cleaning liquid preparation unit 1 according to the pressure value;
when the conductivity of the cleaning liquid in the cleaning liquid preparation unit 1 is higher than a set value, the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent delivery pump 16 and the second valve 17 are closed, the control unit calculates the time for opening the diluent delivery pump 16 and the second valve 17 according to the conductivity and the pressure value, and then a certain amount of diluent is injected into the cleaning liquid preparation unit 1 by opening the diluent pump and the diluent valve, so that the diluent delivery pump 16 and the second valve 17 are closed after the conductivity of the cleaning liquid meets the requirement; when the conductivity of the cleaning liquid in the cleaning liquid preparation unit 1 is lower than a set value, closing the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent delivery pump 16 and the second valve 17, calculating the time for opening the concentrated cleaning liquid delivery pump 12 and the first valve 13 by the control unit according to the current conductivity and pressure value, then injecting a certain amount of concentrated cleaning liquid into the cleaning liquid preparation unit 1 by opening the concentrated cleaning liquid delivery pump 12 and the first valve 13, and closing the concentrated cleaning liquid delivery pump 12 and the first valve 13 after the conductivity of the cleaning liquid meets the requirement;
when the cleaning liquid pressure sensor 5 monitors that the amount of the cleaning liquid in the cleaning liquid preparation unit 1 is lower than the minimum threshold value, the control unit calculates and controls the opening time of the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent delivery pump 16 and the second valve 17 according to the information of the pressure sensor and the conductivity meter 6, then injects a certain amount of diluent and concentrated cleaning liquid into the cleaning liquid preparation unit 1 until the amount of the cleaning liquid reaches the maximum threshold value, and then closes all the concentrated cleaning liquid delivery pump 12, the first valve 13, the diluent delivery pump 16 and the second valve 17. When the concentrated cleaning liquid pressure sensor 5 and the diluent solvent pressure sensor 14 detect that the amounts of the concentrated cleaning liquid and the diluent solvent are lower than the threshold values, the control unit gives an alarm through the buzzer to remind a user to add the concentrated cleaning liquid and the diluent solvent.
In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A cleaning solution dispensing system, comprising:
the cleaning solution preparation unit (1) is internally provided with a cleaning solution pressure sensor (5) and a conductivity meter (6), the lower part of the outer side of the cleaning solution preparation unit is provided with a spring (7) and a switch (8), one end of the spring (7) is fixedly connected to the bottom of the cleaning solution preparation unit (1), the other end of the spring (7) and the switch (8) are fixed on a base (9), and when the amount of the cleaning solution in the cleaning solution preparation unit (1) reaches a set value, the cleaning solution preparation unit (1) can press down the spring (7) to trigger the switch (8);
the concentrated cleaning solution supply unit (2) is communicated with the cleaning solution preparation unit (1) through a concentrated cleaning solution conveying pipe (11), and a concentrated cleaning solution conveying pump (12) and a first valve (13) are arranged on the concentrated cleaning solution conveying pipe (11);
the diluted solvent supply unit (3) is communicated with the cleaning liquid preparation unit (1) through a diluted solvent conveying pipe (15), and a diluted solvent conveying pump (16) and a second valve (17) are arranged on the diluted solvent conveying pipe (15);
the control unit (4) is respectively connected with the cleaning liquid pressure sensor (5), the conductivity meter (6), the concentrated cleaning liquid delivery pump (12), the first valve (13), the diluent solvent delivery pump (16) and the second valve (17) and is used for controlling the concentrated cleaning liquid delivery pump (12), the first valve (13), the diluent solvent delivery pump (16) and the second valve (17) to be opened and closed according to data detected by the cleaning liquid pressure sensor (5) and the conductivity meter (6), and the diluent solvent and/or the concentrated cleaning liquid with required amount is injected into the conventional cleaning liquid preparation unit (1) or the diluent solvent and/or the concentrated cleaning liquid is stopped being injected into the cleaning liquid preparation unit (1); the control unit (4) is also connected with the switch (8), and when the cleaning solution preparation unit (1) presses the spring (7) downwards to trigger the switch (8), the concentrated cleaning solution delivery pump (12), the first valve (13), the diluent delivery pump (16) and the second valve (17) are controlled to be closed through the control unit (4).
2. A cleaning solution dispensing system according to claim 1, characterized in that the cleaning solution dispensing system further comprises a concentrate pressure sensor (10) arranged inside the concentrated cleaning solution supply unit (2), the concentrate pressure sensor (10) being connected to the control unit.
3. A cleaning liquid preparation system according to claim 1 or 2, characterized in that it further comprises a diluent solvent pressure sensor (14) arranged inside the diluent solvent supply unit (3), said diluent solvent pressure sensor (14) being connected to the control unit.
4. A cleaning liquid formulating system according to claim 1 or 2, characterized in that the cleaning liquid pressure sensor (5), the concentrated liquid pressure sensor (10) and the diluting solvent pressure sensor (14) are respectively provided at the inner bottom of the cleaning liquid formulating unit (1), the concentrated cleaning liquid supplying unit (2) and the diluting solvent supplying unit (3).
5. A cleaning solution dispensing system according to claim 1 or 2, wherein the concentrated cleaning solution delivery pump (12) and/or the dilute solvent delivery pump (16) is a diaphragm pump.
6. A cleaning solution dispensing system according to claim 1 or 2, characterized in that the first valve (13) and/or the second valve (17) are solenoid valves.
7. The cleaning solution dispensing system according to claim 1 or 2, further comprising a mixer for mixing the concentrated cleaning solution entering the cleaning solution dispensing unit (1) with the diluting solvent.
8. The cleaning solution dispensing system according to claim 1 or 2, further comprising a buzzer connected to the control unit for alarming to the outside by the control of the control unit.
9. The cleaning solution dispensing system according to claim 1 or 2, further comprising a heater for heating the cleaning solution in the cleaning solution dispensing unit (1).
10. A cleaning solution dispensing system according to claim 9, further comprising a temperature sensor for monitoring the temperature of the cleaning solution in the cleaning solution dispensing unit (1), said temperature sensor being connected to said control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023144763.3U CN214973130U (en) | 2020-12-23 | 2020-12-23 | Cleaning fluid preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023144763.3U CN214973130U (en) | 2020-12-23 | 2020-12-23 | Cleaning fluid preparation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214973130U true CN214973130U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023144763.3U Active CN214973130U (en) | 2020-12-23 | 2020-12-23 | Cleaning fluid preparation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214973130U (en) |
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2020
- 2020-12-23 CN CN202023144763.3U patent/CN214973130U/en active Active
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