Cleaning liquid treatment device of immunity analyzer

Abstract

The utility model discloses a cleaning solution treatment device of an immunity analyzer. The cleaning solution treatment device comprises a solution preparation module, the solution preparation module comprises a deionized water storage container, a concentrated solution storage container, a cleaning solution storage container, a first peristaltic pump, a second peristaltic pump, a conductivity tester and a solution preparation controller; the liquid inlet end and the liquid outlet end of the first peristaltic pump are respectively connected with the deionized water storage container and the cleaning liquid storage container; the liquid inlet end and the liquid outlet end of the second peristaltic pump are respectively connected with the concentrated solution storage container and the cleaning solution storage container; the conductivity tester is matched with the cleaning fluid storage container and is used for testing the conductivity of the cleaning fluid contained in the cleaning fluid storage container; and the liquid preparation controller is electrically connected with the first peristaltic pump, the second peristaltic pump and the conductivity tester respectively. According to the utility model, the cleaning liquid can be automatically prepared and heated, and the defects in the prior art are overcome.

Description

Technical Field

[0001] The utility model relates to the field of immunoanalyzers, in particular to a cleaning liquid processing device for immunoanalyzers. Background Art

[0002] The immunoassay analyzer can perform quantitative or qualitative detection on target analytes such as antibodies and antigens contained in blood samples to be tested. Usually, the sample to be tested and reagents (or reactants) are added to an empty reactor and after mixing, incubation, washing and separation steps, a signal reagent is added to the reactor to measure the optical signal or electrical signal, thereby achieving measurement and analysis of the target analytes contained in the sample to be tested.

[0003] Some existing immunoassay analyzers use cleaning fluid to clean reaction cups, sample needles, and reagent needles; and currently, the cleaning fluid is mostly configured by manually mixing concentrated liquid and deionized water according to a mobile ratio, and the configuration efficiency and configuration accuracy are poor.

[0004] In view of the above problems, it is necessary to study a cleaning liquid processing device for an immunoassay analyzer, which can realize automatic configuration of the cleaning liquid and overcome the shortcomings of the prior art. Utility Model Content

[0005] The utility model aims to provide a cleaning liquid processing device for an immunoassay analyzer, which can realize automatic configuration of the cleaning liquid and overcome the shortcomings of the prior art.

[0006] In order to achieve the above purpose, the solution of the utility model is:

[0007] A cleaning liquid processing device for an immunoassay analyzer comprises a liquid preparation module; the liquid preparation module comprises a deionized water storage container, a concentrated liquid storage container, a cleaning liquid storage container, a first peristaltic pump, a second peristaltic pump, a conductivity tester and a liquid preparation controller; the liquid inlet and liquid outlet of the first peristaltic pump are respectively connected to the deionized water storage container and the cleaning liquid storage container; the liquid inlet and liquid outlet of the second peristaltic pump are respectively connected to the concentrated liquid storage container and the cleaning liquid storage container; the conductivity tester cooperates with the cleaning liquid storage container and is used to test the conductivity of the cleaning liquid contained in the cleaning liquid storage container; the liquid preparation controller is respectively electrically connected to the first peristaltic pump, the second peristaltic pump and the conductivity tester.

[0008] The liquid dispensing module also includes a circulation heating device matched with the cleaning liquid storage container, the circulation heating device is electrically connected to the liquid dispensing controller, and the cleaning liquid storage container is matched with a temperature sensor electrically connected to the liquid dispensing controller.

[0009] The circulating heating device comprises a circulating heater and a circulating magnetic pump, the liquid inlet end of the circulating magnetic pump is connected to the cleaning liquid storage container, the liquid inlet end of the circulating magnetic pump is connected to the liquid inlet end of the circulating heater, and the liquid outlet end of the circulating heater is connected to the cleaning liquid storage container; the circulating heater and the circulating magnetic pump are electrically connected to a liquid distribution controller.

[0010] The liquid preparation module also includes a liquid adding device that cooperates with the deionized water storage container; the liquid adding device includes a deionized water external connector, a liquid adding peristaltic pump, a first solenoid valve and a second solenoid valve, the liquid inlet end and the liquid outlet end of the first solenoid valve are respectively connected to the deionized water external connector and the cleaning liquid storage container, the liquid inlet end and the liquid outlet end of the first solenoid valve are respectively connected to the liquid outlet end of the liquid adding peristaltic pump and the cleaning liquid storage container, the liquid inlet end of the liquid adding peristaltic pump is connected to the deionized water external connector, and the liquid adding peristaltic pump, the first solenoid valve and the second solenoid valve are respectively electrically connected to the liquid preparation controller.

[0011] The cleaning liquid processing device of the immunoassay analyzer further comprises a waste liquid storage module; the waste liquid storage module comprises a waste liquid storage container and a multi-channel peristaltic pump connected to the waste liquid storage container.

[0012] After adopting the above scheme, the utility model can realize automatic configuration of cleaning liquid through the liquid dispensing module. The working principle of the liquid dispensing module is: the liquid dispensing controller controls the first peristaltic pump to deliver the deionized water contained in the deionized water storage container to the cleaning liquid storage container according to a preset amount, and the liquid dispensing controller controls the second peristaltic pump to deliver the concentrated liquid contained in the concentrated liquid storage container to the cleaning liquid storage container according to a preset amount, and the deionized water and the concentrated liquid entering the cleaning liquid storage container are mixed to form the cleaning liquid; at the same time, the liquid dispensing controller also tests whether the conductivity of the cleaning liquid in the cleaning liquid storage container meets the standard through the conductivity tester. If the conductivity of the cleaning liquid in the cleaning liquid storage container does not meet the standard, the liquid dispensing controller controls the first peristaltic pump to add the deionized water contained in the deionized water storage container to the cleaning liquid storage container until the conductivity of the cleaning liquid in the cleaning liquid storage container meets the standard. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The structure of the utility model is shown in FIG. Figure 1 .

[0014] Figure 2 The structure of the utility model is shown in FIG. Figure 2 .

[0015] Description of labels:

[0016] Liquid preparation module 1, deionized water storage container 11, concentrated liquid storage container 12, cleaning liquid storage container 13, first peristaltic pump 14, second peristaltic pump 15, conductivity tester 16, circulation heating device 17, circulation heater 171, circulation magnetic pump 172, liquid adding device 18, deionized water external connector 181, liquid adding peristaltic pump 182, first solenoid valve 183, second solenoid valve 184,

[0017] Waste liquid storage module 2, waste liquid storage container 21, multi-channel peristaltic pump 22. DETAILED DESCRIPTION

[0018] In order to further explain the technical solution of the present utility model, the present utility model is described in detail below through specific embodiments.

[0019] like Figure 1 and Figure 2 As shown, the utility model discloses a cleaning liquid processing device for an immunoassay analyzer, which includes a liquid preparation module 1; the liquid preparation module 1 includes a deionized water storage container 11, a concentrated liquid storage container 12, a cleaning liquid storage container 13, a first peristaltic pump 14, a second peristaltic pump 15, a conductivity tester 16 and a liquid preparation controller (not shown); the liquid inlet end and the liquid outlet end of the first peristaltic pump 14 are respectively connected to the deionized water storage container 11 and the cleaning liquid storage container 13; the liquid inlet end and the liquid outlet end of the second peristaltic pump 15 are respectively connected to the concentrated liquid storage container 12 and the cleaning liquid storage container 13; the conductivity tester 16 cooperates with the cleaning liquid storage container 13 and is used to test the conductivity of the cleaning liquid contained in the cleaning liquid storage container 13; the liquid preparation controller is electrically connected to the first peristaltic pump 14, the second peristaltic pump 15 and the conductivity tester 16, respectively, and the liquid preparation controller can adopt a single-chip microcomputer.

[0020] The utility model can realize automatic configuration of cleaning liquid through the liquid dispensing module 1. The working principle of the liquid dispensing module 1 is as follows: the liquid dispensing controller controls the first peristaltic pump 14 to deliver the deionized water contained in the deionized water storage container 11 to the cleaning liquid storage container 13 according to a preset amount, and the liquid dispensing controller controls the second peristaltic pump 15 to deliver the concentrated liquid contained in the concentrated liquid storage container 12 to the cleaning liquid storage container 13 according to a preset amount, and the deionized water and the concentrated liquid entering the cleaning liquid storage container 13 are mixed to form the cleaning liquid; at the same time, the liquid dispensing controller also tests whether the conductivity of the cleaning liquid in the cleaning liquid storage container 13 meets the standard through the conductivity tester 16. If the conductivity of the cleaning liquid in the cleaning liquid storage container 13 does not meet the standard, the liquid dispensing controller controls the first peristaltic pump 14 to add the deionized water contained in the deionized water storage container 11 to the cleaning liquid storage container 13 until the conductivity of the cleaning liquid in the cleaning liquid storage container 13 meets the standard.

[0021] In an embodiment of the present utility model, the liquid preparation module 1 also includes a circulating heating device 17 that cooperates with the cleaning liquid storage container 13, the circulating heating device 17 is electrically connected to the liquid preparation controller, and the cleaning liquid storage container 13 is equipped with a temperature sensor (not shown) that is electrically connected to the liquid preparation controller; the utility model can heat the cleaning liquid through the circulating heating device 17 to improve the cleaning effect of the cleaning liquid. Specifically, the circulating heating device 17 includes a circulating heater 171 and a circulating magnetic pump 172, the liquid inlet end of the circulating magnetic pump 172 is connected to the cleaning liquid storage container 13, the liquid inlet end of the circulating magnetic pump 172 is connected to the liquid inlet end of the circulating heater 171, and the liquid outlet end of the circulating heater 171 is connected to the cleaning liquid storage container 13; the circulating heater 171 and the circulating magnetic pump 172 are electrically connected to the liquid dosing controller; when the cleaning liquid needs to be heated, the liquid dosing controller controls the circulating heater 171 and the circulating magnetic pump 172 to work, the circulating magnetic pump 172 draws the cleaning liquid from the cleaning liquid storage container 13 into the circulating heater 171 and then returns it to the cleaning liquid storage container 13, and the circulating heater 171 heats the cleaning liquid flowing through the circulating heater 171; when the liquid dosing controller detects through the temperature sensor that the temperature of the cleaning liquid meets the requirements, the controller controls the circulating heater 171 and the circulating magnetic pump 172 to stop working.

[0022] In an embodiment of the utility model, the liquid preparation module 1 also includes a liquid adding device 18 that cooperates with the deionized water storage container 11, and the liquid adding module is used to add deionized water to the deionized water storage container 11. Specifically, the liquid adding device 18 includes a deionized water external connector 181, a liquid adding peristaltic pump 182, a first solenoid valve 183 and a second solenoid valve 184, the liquid inlet end and the liquid outlet end of the first solenoid valve 183 are respectively connected to the deionized water external connector 181 and the cleaning liquid storage container 13, the liquid inlet end and the liquid outlet end of the first solenoid valve 183 are respectively connected to the liquid outlet end of the liquid adding peristaltic pump 182 and the cleaning liquid storage container 13, the liquid inlet end of the liquid adding peristaltic pump 182 is connected to the deionized water external connector 181, the liquid adding peristaltic pump 182, the first solenoid valve 183 and the second solenoid valve 184 They are electrically connected to the liquid dispensing controller respectively; when the water supply pipeline for conveying deionized water connected to the deionized water external connector 181 has water pressure, the first solenoid valve 183 is opened and the second solenoid valve 184 is closed, and the water supply pipeline uses the water pressure to convey deionized water into the deionized water storage container 11; when the water supply pipeline for conveying deionized water connected to the deionized water external connector 181 does not have water pressure, the first solenoid valve 183 is closed and the second solenoid valve 184 is opened, and the liquid adding peristaltic pump 182 works to extract the deionized water in the water supply pipeline into the deionized water storage container 11.

[0023] In an embodiment of the utility model, a cleaning liquid treatment device of an immunoassay analyzer of the utility model further comprises a waste liquid storage module 2, and the waste liquid storage module 2 is used to collect the used cleaning liquid. Specifically, the waste liquid storage module 2 comprises a waste liquid storage container 21 and a multi-channel peristaltic pump 22 connected to the waste liquid storage container 21, and the multi-channel peristaltic pump 22 can extract the used cleaning liquid from multiple places into the waste liquid storage container 21.

[0024] In the embodiment of the present invention, the liquid preparation module 1 and the waste liquid storage module 2 of the present invention are both arranged on the frame of the immunoassay analyzer.

[0025] The above embodiments and drawings do not limit the product form and style of the present utility model. Any appropriate changes or modifications made by ordinary technicians in the relevant technical field should be deemed to be within the patent scope of the present utility model.

Claims

1. A cleaning liquid processing device for an immunoassay analyzer, characterized in that: It includes a liquid preparation module; the liquid preparation module includes a deionized water storage container, a concentrate storage container, a cleaning liquid storage container, a first peristaltic pump, a second peristaltic pump, a conductivity tester and a liquid preparation controller; The liquid inlet and the liquid outlet of the first peristaltic pump are respectively connected to the deionized water storage container and the cleaning liquid storage container; The liquid inlet end and the liquid outlet end of the second peristaltic pump are respectively connected to the concentrated liquid storage container and the cleaning liquid storage container; The conductivity tester cooperates with the cleaning liquid storage container and is used to test the conductivity of the cleaning liquid contained in the cleaning liquid storage container; The liquid dispensing controller is electrically connected to the first peristaltic pump, the second peristaltic pump and the conductivity tester respectively.

2. The cleaning liquid processing device for an immunoassay analyzer according to claim 1, characterized in that: The liquid dispensing module also includes a circulation heating device matched with the cleaning liquid storage container, the circulation heating device is electrically connected to the liquid dispensing controller, and the cleaning liquid storage container is matched with a temperature sensor electrically connected to the liquid dispensing controller.

3. The cleaning liquid processing device for an immunoassay analyzer according to claim 2, characterized in that: The circulating heating device comprises a circulating heater and a circulating magnetic pump, the liquid inlet end of the circulating magnetic pump is connected to the cleaning liquid storage container, the liquid inlet end of the circulating magnetic pump is connected to the liquid inlet end of the circulating heater, and the liquid outlet end of the circulating heater is connected to the cleaning liquid storage container; the circulating heater and the circulating magnetic pump are electrically connected to a liquid distribution controller.

4. The cleaning liquid processing device for an immunoassay analyzer according to claim 1, characterized in that: The liquid preparation module also includes a liquid adding device that cooperates with the deionized water storage container; the liquid adding device includes a deionized water external connector, a liquid adding peristaltic pump, a first solenoid valve and a second solenoid valve, the liquid inlet end and the liquid outlet end of the first solenoid valve are respectively connected to the deionized water external connector and the cleaning liquid storage container, the liquid inlet end and the liquid outlet end of the first solenoid valve are respectively connected to the liquid outlet end of the liquid adding peristaltic pump and the cleaning liquid storage container, the liquid inlet end of the liquid adding peristaltic pump is connected to the deionized water external connector, and the liquid adding peristaltic pump, the first solenoid valve and the second solenoid valve are respectively electrically connected to the liquid preparation controller.

5. The cleaning liquid processing device for an immunoassay analyzer according to claim 1, characterized in that: It also includes a waste liquid storage module; the waste liquid storage module includes a waste liquid storage container and a multi-channel peristaltic pump connected to the waste liquid storage container.

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