Anti-pollution cuvette pool device with constant-temperature heating function

Abstract

The cuvette pool device comprises a cuvette pool main body, one side end of the cuvette pool main body is provided with a detection light source, the other side end of the cuvette pool main body is provided with a photoelectric acquisition plate, the side wall of a cavity of the cuvette pool main body is provided with a light through hole, and the light through hole is communicated with the cuvette pool main body. Light of the detection light source penetrates through the light through hole and the cavity to be emitted to the photoelectric acquisition plate, the photoelectric acquisition plate is used for receiving absorption light during detection and incident light during calibration, and a heating piece is arranged on the side face of the cuvette pool body and used for heating the cuvette pool body, so that the temperature of liquid in the cavity of the cuvette pool body is kept constant. According to the utility model, a light path environment suitable for detection can be created, the detection environment temperature can be maintained at a set temperature, the interference of the environment temperature change on an experiment result in an experiment process is reduced, waste liquid can be collected from the bottom and discharged to a specified position, a detection light source and a photoelectric acquisition plate are protected, and the pollution condition is avoided; the instrument maintenance investment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of optical detection, in particular to a colorimetric cell device with constant temperature heating and pollution prevention. Background Art

[0002] The cuvette cell devices currently on the market, such as Figure 1 As shown, the basic structure includes: a light source installation position 12, a cuvette chamber 10-11, a light hole 13, and a collection board fixing position 14; it does not take into account the temperature control and pollution elimination issues during the experiment; the test results during use will be affected by ambient temperature fluctuations, causing the test readings to fluctuate; during the test process, liquid may enter the test chamber due to damage to consumables or operator errors, thereby contaminating the light source and the collection circuit, affecting the subsequent use of the instrument, and may even require return to the factory for repairs, greatly affecting the authenticity and efficiency of the test results. Utility Model Content

[0003] The utility model aims to overcome the problems existing in the prior art and provide a colorimetric cell device with constant temperature heating and pollution prevention.

[0004] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0005] A cuvette cell device with constant temperature heating and pollution prevention comprises a cuvette cell body, a detection light source is provided on one side end of the cuvette cell body, and a photoelectric collection board is provided on the other side end. A light through hole is provided on the side wall of the cavity of the cuvette cell body, so that light from the detection light source passes through the light through hole and the cavity and is projected onto the photoelectric collection board for receiving absorbed light during detection and incident light during calibration. A heating plate is provided on the side of the cuvette cell body for heating the cuvette cell body so that the temperature of the liquid in the cavity of the cuvette cell body remains constant.

[0006] Furthermore, the heating plate is attached to a side of the cuvette body where the detection light source is provided.

[0007] Furthermore, the heating plate is provided with a plurality of through holes to facilitate the installation or passage of the detection light source.

[0008] Furthermore, a temperature control sensor and a circuit board are provided on the cuvette cell body for monitoring the temperature of the cuvette cell body. The temperature control sensor and the circuit board are electrically connected to the heating plate for controlling the on and off of the heating plate according to the temperature of the cuvette cell body, so that the temperature is maintained within a certain range.

[0009] Furthermore, a waste liquid collection bin is provided at the bottom of the cuvette pool body, the upper end of the waste liquid collection bin is connected to the bottom of the cavity of the cuvette pool body, and a waste liquid discharge port is provided at the lower end of the waste liquid collection bin for collecting and discharging waste liquid.

[0010] The beneficial effects of the utility model are:

[0011] The utility model can create an optical path environment suitable for detection, can control the detection environment temperature at a set temperature, and maintain a constant temperature, during which the temperature fluctuation is ≤0.5°C, thereby improving the portability of experimental equipment, reducing the use of incubation equipment, and reducing the interference of experimental results caused by changes in ambient temperature during the experiment. The utility model can also discharge waste liquid from the bottom, collect it in a collection bin, and discharge it to a designated location, thereby protecting the detection light source and the photoelectric collection board, avoiding pollution, and reducing the investment in instrument maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a common cuvette cell device on the market;

[0013] Figure 2 It is a three-dimensional diagram of the cuvette pool device of the utility model;

[0014] Figure 3 It is a top view of the cuvette pool device of the utility model;

[0015] Figure 4 It is a vertical cross-sectional view of the cavity position of the cuvette cell device of the utility model;

[0016] Figure 5 It is a cross-sectional view of the cuvette cell device of the utility model.

[0017] Explanation of the numbers in the figure: 1. Temperature control switch, 2. Cuvette pool body, 3. Heating plate, 4. Detection light source, 5. Temperature control sensor and circuit board, 6. Photoelectric collection board, 7. Waste liquid collection bin. DETAILED DESCRIPTION

[0018] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0019] like Figures 2 to 5As shown, a cuvette cell device with constant temperature heating and pollution prevention includes a cuvette cell body 2, a detection light source 4 is provided on one side end of the cuvette cell body 2 to provide light of a specified wavelength for detection, and a photoelectric collection board 6 is provided on the other side end. A light through hole is provided on the side wall of the cavity of the cuvette cell body 2, so that the light of the detection light source 4 passes through the light through hole and the cavity and is projected onto the photoelectric collection board 6 for receiving absorbed light during detection and incident light during calibration. A heating plate 3 is provided on the side of the cuvette cell body 2 for heating the cuvette cell body 2 so that the liquid temperature in the cavity of the cuvette cell body 2 remains constant.

[0020] The heating plate 3 is attached to one side of the cuvette body 2 where the detection light source 4 is provided.

[0021] The heating plate 3 is provided with a plurality of through holes for facilitating the installation or passage of the detection light source 4 .

[0022] A temperature control sensor and a circuit board 5 are provided on the cuvette cell body 2 for monitoring the temperature of the cuvette cell body 2. In this embodiment, the temperature control sensor and the circuit board 5 are attached to the rear end surface of the cuvette cell body 2, and a temperature control switch 1 is provided on the front end surface of the cuvette cell body 2. The temperature control switch 1 is electrically connected to the input control end of the temperature control sensor and the circuit board 5 for limiting the extreme temperature. The temperature control sensor and the circuit board 5 are electrically connected to the heating plate 3 for controlling the on and off of the heating plate 3 according to the temperature of the cuvette cell body 2 so that the temperature is maintained within a certain range. In this embodiment, the optimal setting is to control the temperature fluctuation within 0.5°C.

[0023] A waste liquid collecting chamber 7 is provided at the bottom end of the cuvette cell body 2, and the upper end of the waste liquid collecting chamber 7 is connected to the bottom of the cavity of the cuvette cell body 2. A waste liquid discharge port is provided at the lower end of the waste liquid collecting chamber 7 for collecting and discharging the waste liquid, protecting the detection light source 4 and the photoelectric collection board 6, and avoiding contamination.

[0024] The utility model uses the process principle

[0025] During detection, the liquid to be detected is placed in a corresponding container, and then the container is placed in the cavity of the cuvette cell body 2. The temperature control sensor, circuit board 5 and heating plate 3 work to maintain the temperature of the cuvette cell body 2 within a certain range. The detection light source 4 emits light of a specified wavelength, which passes through the cavity of the cuvette cell body 2, the container, and the liquid to be detected, and reaches the receiver of the photoelectric collection board 6 after a specific optical path. The photoelectric collection board 6 measures the strength of the light signal and processes the data to obtain the absorbance. After the detection is completed, the liquid can be directly poured into the cavity and collected and discharged by the waste liquid collection bin 7 at its lower end.

[0026] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cuvette cell device with constant temperature heating and anti-pollution, comprising a cuvette cell body (2), characterized in that: A detection light source (4) is provided at one end of the cuvette cell body (2), and a photoelectric collection board (6) is provided at the other end. A light hole is provided on the side wall of the cavity of the cuvette cell body (2), so that light from the detection light source (4) passes through the light hole and the cavity and is projected onto the photoelectric collection board (6) for receiving absorbed light during detection and incident light during calibration. A heating plate (3) is provided on the side of the cuvette cell body (2) for heating the cuvette cell body (2) so that the temperature of the liquid in the cavity of the cuvette cell body (2) remains constant.

2. The cuvette cell device with constant temperature heating and anti-pollution according to claim 1, characterized in that: The heating plate (3) is attached to a side of the cuvette cell body (2) where the detection light source (4) is provided.

3. The cuvette cell device with constant temperature heating and anti-pollution according to claim 1, characterized in that: The heating plate (3) is provided with a plurality of through holes to facilitate the installation or passage of the detection light source (4).

4. The cuvette cell device with constant temperature heating and anti-pollution according to claim 1, characterized in that: The cuvette cell body (2) is provided with a temperature control sensor and a circuit board (5) for monitoring the temperature of the cuvette cell body (2); the temperature control sensor and the circuit board (5) are electrically connected to the heating plate (3) for controlling the on and off of the heating plate (3) according to the temperature of the cuvette cell body (2) so that the temperature is maintained within a certain range.

5. The contamination-resistant cuvette cell device with constant temperature heating according to claim 1 or 4, characterized in that: A waste liquid collection chamber (7) is provided at the bottom end of the cuvette cell body (2); the upper end of the waste liquid collection chamber (7) is in communication with the bottom of the cavity of the cuvette cell body (2); and a waste liquid discharge port is provided at the lower end of the waste liquid collection chamber (7) for collecting and discharging waste liquid.

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