Device for detecting residual amount of cleaning fluid

Abstract

The utility model relates to a device for detecting the residual amount of cleaning fluid, which comprises a cleaning fluid box body and a pressure sensor, the cleaning fluid box body is formed by connecting a bottom plate and a surrounding plate and is provided with a space for accommodating the cleaning fluid; a pressure sensor is arranged in the fluorescence immunoassay analyzer, the cleaning liquid box body is connected with the pressure sensor, and the pressure sensor is used for detecting the gravity in the cleaning liquid box body; a pressure sensor connecting hole is formed in the box body, and the pressure sensor penetrates through the pressure sensor connecting hole to be connected with the cleaning fluid box body in an embedded mode. A detected pressure signal is converted into an electric signal through a pressure sensor, the electric signal is compared with a preset voltage through a comparator, if the electric signal output by the pressure sensor is larger than the preset voltage, high and low levels are output to a single chip microcomputer, and it is prompted that cleaning liquid needs to be supplemented; therefore, whether the cleaning liquid needs to be supplemented or not is automatically prompted in the detection process.

Description

Technical Field

[0001] The utility model belongs to the technical field of fluorescence immunoassay detection, and particularly relates to a device for detecting the remaining amount of cleaning liquid. Background Art

[0002] When a fluorescence immunoassay analyzer is performing detection, a cleaning liquid is required to clean the sampling needle, and there is no information introduction on the automatic prompting function for the remaining amount of the cleaning liquid during use.

[0003] Therefore, it is necessary to develop a new device for detecting the remaining amount of cleaning liquid applicable to a fluorescence immunoassay analyzer to solve the problem of being unable to automatically prompt the remaining amount of the cleaning liquid. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a device for detecting the remaining amount of cleaning liquid applicable to a fluorescence immunoassay analyzer, which can automatically prompt the remaining amount of the cleaning liquid during the detection process.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is that the device for detecting the remaining amount of cleaning liquid includes a cleaning liquid box body and a pressure sensor. The cleaning liquid box body is formed by connecting a bottom plate and a surrounding plate and is provided with a space for accommodating the cleaning liquid; it also includes a pressure sensor (inside the fluorescence immunoassay analyzer). The cleaning liquid box body is connected to the pressure sensor, and the pressure sensor is used to detect the gravity inside the cleaning liquid box body.

[0006] By adopting the above technical solution, a pressure sensor is set. The pressure signal detected by the pressure sensor is converted into an electrical signal, and then the electrical signal is compared with a preset voltage by a comparator. If the electrical signal output by the pressure sensor is greater than the preset voltage, a high or low level is output to the single-chip microcomputer to prompt that the cleaning liquid needs to be replenished.

[0007] Preferably, the box body is provided with a pressure sensor connection hole, and the pressure sensor passes through the pressure sensor connection hole to form an inlaid connection with the cleaning liquid box body.

[0008] Preferably, the surrounding plate includes a surrounding plate one, a surrounding plate two, a surrounding plate three, and a surrounding plate four, and there are rounded corners between the adjacent surrounding plate one, surrounding plate two, surrounding plate three, and surrounding plate four; the surrounding plate one is provided with a liquid inlet hole.

[0009] Preferably, the surrounding plate one, the surrounding plate two, the surrounding plate three, and the surrounding plate four are respectively provided with a surrounding edge one, a surrounding edge two, a surrounding edge three, and a surrounding edge four extending outward in the horizontal direction.

[0010] Preferably, both the surrounding edge two and the surrounding edge three are provided with connection holes.

[0011] Preferably, the pressure sensor connection hole is a square hole recessed toward the bottom plate, and its size corresponds to that of the pressure sensor, so that after the cleaning liquid cartridge is connected to the fluorescence immunoassay analyzer, the pressure sensor is inserted into the pressure sensor connection hole and is inlaid and connected with the surrounding plate four.

[0012] Preferably, there is a gap between the pressure sensor and the bottom plate after the pressure sensor is inserted into the pressure sensor connection hole.

[0013] Preferably, the number of the pressure sensors is 2, and they are arranged in parallel side by side; correspondingly, the number of the pressure sensor connection holes is 2.

[0014] Preferably, the number of the liquid inlet holes is 2, and they are evenly distributed on the surrounding plate one.

[0015] Preferably, the number of the connection holes is 4, and 2 connection holes are respectively arranged on the surrounding plate two and the surrounding plate three.

[0016] The device for detecting the remaining amount of the cleaning liquid applicable to the fluorescence immunoassay analyzer of the present invention uses a pressure sensor to convert the detected pressure signal into an electrical signal, compares the electrical signal with a preset voltage through a comparator on the circuit board, and then outputs a digital signal to the single-chip microcomputer for identification; if the electrical signal output by the pressure sensor is greater than the preset voltage, the high and low levels are output to the single-chip microcomputer to prompt that the cleaning liquid needs to be replenished, so as to automatically prompt whether the cleaning liquid needs to be replenished during the detection process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The following is a further detailed description in conjunction with the drawings and the embodiments of the present invention:

[0018] Figure 1 is a schematic structural diagram of the device for detecting the remaining amount of the cleaning liquid of the present invention Figure 1 ;

[0019] Figure 2 is a schematic structural diagram of the device for detecting the remaining amount of the cleaning liquid of the present invention Figure 2 ;

[0020] Figure 3 is a schematic structural diagram of the device for detecting the remaining amount of the cleaning liquid of the present invention Figure 3 ;

[0021] Figure 4 is a schematic structural diagram of the device for detecting the remaining amount of the cleaning liquid of the present invention Figure 4 ;

[0022] Figure 5 is a structural diagram of the pressure sensor in the device for detecting the remaining amount of the cleaning liquid of the present invention;

[0023] Figure 6 It is a schematic structural diagram of the fluorescence immunoassay analyzer of the present utility model;

[0024] Figure 7 It is the main view of the partial enlarged structure of the device for detecting the remaining amount of cleaning liquid in the fluorescence immunoassay analyzer of the present utility model;

[0025] Figure 8 It is the schematic diagram of the partial enlarged structure of the device for detecting the remaining amount of cleaning liquid in the fluorescence immunoassay analyzer of the present utility model;

[0026] Figure 9 It is the schematic diagram of the principle of the device for detecting the remaining amount of cleaning liquid in the fluorescence immunoassay analyzer of the present utility model;

[0027] Wherein: 1 - cleaning liquid box body; 101 - bottom plate; 102 - surrounding plate; 1021 - surrounding plate one; 1022 - surrounding plate two; 1023 - surrounding plate three; 1024 - surrounding plate four; 1025 - surrounding edge one; 1026 - surrounding edge two; 1027 - surrounding edge three; 1028 - surrounding edge four; 1029 - connecting hole; 103 - pressure sensor connecting hole; 104 - liquid inlet hole; 2 - pressure sensor. Specific embodiments

[0028] The device for detecting the remaining amount of cleaning liquid applicable to the fluorescence immunoassay analyzer of the present utility model, as Figures 1 to 8 shown, includes a cleaning liquid box body 1 and a pressure sensor 2. The cleaning liquid box body 1 is formed by connecting a bottom plate 101 and a surrounding plate 102 and is provided with a space for accommodating the cleaning liquid; it also includes (inside the fluorescence immunoassay analyzer) a pressure sensor 2. The cleaning liquid box body 1 is connected to the pressure sensor 2, and the pressure sensor 2 is used to detect the gravity inside the cleaning liquid box body 1; a pressure sensor connecting hole 103 is provided on the cleaning liquid box body 1, and the pressure sensor 2 passes through the pressure sensor connecting hole 103 to form an inlaid connection with the cleaning liquid box body 1; as Figures 1 to 4As shown in the figure, the surrounding plate 102 includes surrounding plate one 1021, surrounding plate two 1022, surrounding plate three 1023 and surrounding plate four 1024, and there are rounded corners between the adjacent surrounding plate one 1021, surrounding plate two 1022, surrounding plate three 1023 and surrounding plate four 1024; a liquid inlet hole 104 is provided on the surrounding plate one 1021; the surrounding plate one 1021, surrounding plate two 1022, surrounding plate three 1023 and surrounding plate four 1024 are respectively provided with a surrounding edge one 1025, surrounding edge two 1026, surrounding edge three 1027 and surrounding edge four 1028 extending outward in the horizontal direction, and connection holes 1029 are provided on both the surrounding edge two 1026 and the surrounding edge three 1027; the pressure sensor connection hole 103 is a square hole recessed towards the bottom plate 101, and its size corresponds to the pressure sensor 2, so that after the cleaning liquid box body 1 is connected to the fluorescence immunoassay analyzer, the pressure sensor 2 is inserted into the pressure sensor connection hole 103 and is inlaid and connected with the surrounding plate four 1024; there is a gap between the pressure sensor 2 and the bottom plate 101 after the pressure sensor 2 is inserted into the pressure sensor connection hole 103; the number of the pressure sensors 2 is 2, and they are arranged in parallel side by side; correspondingly, the number of the pressure sensor connection holes 103 is 2; the number of the liquid inlet holes 104 is 2, and they are evenly distributed on the surrounding plate one 102; the number of the connection holes 1029 is 4, and 2 connection holes 1029 are respectively provided on the surrounding plate two 103 and the surrounding plate three 104.

[0029] As Figure 9 As shown in the figure, the device for detecting the remaining amount of the cleaning liquid uses a pressure sensor to convert the detected pressure signal into an electrical signal, compares the electrical signal with a preset voltage through a comparator on the circuit board, and then outputs a digital signal to the single-chip microcomputer for identification; if the electrical signal output by the pressure sensor is greater than the preset voltage, that is, a high or low level is output to the single-chip microcomputer to prompt that the cleaning liquid needs to be replenished, so as to automatically prompt whether the cleaning liquid needs to be replenished during the detection process.

[0030] In the above specific embodiments, the purpose, technical solution and beneficial effects of the present invention are further described in detail. It should be understood that the above are only specific embodiments of the present invention and do not limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention, such as the change of the shape or material of a certain component, should be included in the protection scope of the present invention.

Claims

1. A device for detecting the remaining amount of cleaning liquid, characterized in that It includes a cleaning liquid cartridge body and a pressure sensor. The cleaning liquid cartridge body is formed by connecting a bottom plate and a surrounding plate and is provided with a space for accommodating the cleaning liquid. It also includes a pressure sensor. The cleaning liquid cartridge body is connected to the pressure sensor, and the pressure sensor is used to detect the gravity in the cleaning liquid cartridge body.

2. The device for detecting the remaining amount of the cleaning liquid according to claim 1, characterized in that, The cartridge body is provided with a pressure sensor connection hole, and the pressure sensor passes through the pressure sensor connection hole to form an inlaid connection with the cleaning liquid cartridge body.

3. The device for detecting the remaining amount of the cleaning liquid according to claim 1, wherein The surrounding plate includes surrounding plate one, surrounding plate two, surrounding plate three, and surrounding plate four, and there are rounded corners between the adjacent surrounding plate one, surrounding plate two, surrounding plate three, and surrounding plate four. The surrounding plate one is provided with a liquid inlet hole.

4. The device for detecting the remaining amount of the cleaning liquid according to claim 3, wherein, The surrounding plate one, surrounding plate two, surrounding plate three, and surrounding plate four are respectively provided with a surrounding edge one, surrounding edge two, surrounding edge three, and surrounding edge four extending outward in the horizontal direction.

5. The device for detecting the remaining amount of the cleaning liquid according to claim 4, wherein Both the surrounding edge two and the surrounding edge three are provided with connection holes.

6. The device for detecting the remaining amount of the cleaning liquid according to claim 2, wherein The pressure sensor connection hole is a square hole recessed towards the bottom plate, and its size corresponds to that of the pressure sensor. After the cleaning liquid cartridge body is connected to the fluorescence immunoassay analyzer, the pressure sensor is inserted into the pressure sensor connection hole to form an inlaid connection with the surrounding plate four.

7. The device for detecting the remaining amount of the cleaning liquid according to claim 6, wherein There is a gap between the pressure sensor and the bottom plate after the pressure sensor is inserted into the pressure sensor connection hole.

8. The device for detecting the remaining amount of the cleaning liquid according to claim 7, wherein, The number of the pressure sensors is 2, and they are arranged in parallel side by side. Correspondingly, the number of the pressure sensor connection holes is 2.

9. The device for detecting the remaining amount of the cleaning liquid according to claim 4, characterized in that, The number of the liquid inlet holes is 2, and they are evenly distributed on the surrounding plate one.

10. The device for detecting the remaining amount of the cleaning liquid according to claim 5, wherein, The number of the connection holes is 4, and 2 connection holes are respectively provided on the surrounding plate two and the surrounding plate three.

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