Structural unit for spectroscopic water quality detection

Abstract

The structural unit comprises a black paint shell and an LED light source arranged at the inner position of the left upper side of the black paint shell, a collimating lens is arranged at the right side of the LED light source, a cuvette unit is arranged at the right side of the collimating lens, and a light source is arranged at the right side of the cuvette unit. A detection unit is arranged at the right side position of the cuvette unit, a heat dissipation unit is arranged at the right side position of the detection unit, the LED light source and the detection unit are respectively connected with an external power supply to supply power, and the device can process a plurality of samples at the same time, so that the detection efficiency is improved. By respectively loading samples collected in different areas or time periods and utilizing an automatic rotation mechanism, a plurality of water samples can be rapidly detected, the structural design of the device can avoid ambient light source interference and prevent water body corrosion, so that the reliability of a detection result is ensured, the cuvette units can be conveniently disassembled and replaced, and the cost is reduced. And maintenance and cleaning are more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field related to water quality detection by spectroscopy, and specifically relates to a structural unit used for water quality detection by spectroscopy. Background Art

[0002] The chemical method and photochemical method (i.e., the method that complies with national standards) widely used in existing water quality testing technologies require testing consumables, have high operation and maintenance costs, heavy workload, and low testing frequency, and cannot meet the monitoring needs of water environment protection.

[0003] Spectroscopic detection equipment requires no consumables and has no secondary pollution. It is fast, green and intelligent.

[0004] However, in the existing spectral detection equipment, the cuvette can only carry one sample to be tested. When changing samples in different areas and time periods, the cuvette needs to be replaced for detection, which is rather troublesome. For this reason, we have invented a device that can carry multiple samples to be tested and can be rotated in the detection device to change the structure of the detection items. Utility Model Content

[0005] The purpose of the utility model is to provide a structural unit for spectroscopic water quality detection, so as to solve the problem that in the existing spectroscopic detection equipment proposed in the above background technology, the cuvette can only load one sample to be tested, and when changing samples in different areas and time periods, the cuvette needs to be replaced for detection, which is quite troublesome.

[0006] To achieve the above object, the utility model provides the following technical solution: a structural unit for spectral water quality detection, comprising a black painted shell, and an LED light source arranged at an inner position on the upper left side of the black painted shell;

[0007] A collimating lens is arranged at the right side of the LED light source, a cuvette unit is arranged at the right side of the collimating lens, a detection unit is arranged at the right side of the cuvette unit, and a heat dissipation unit is arranged at the right side of the detection unit;

[0008] The LED light source and the detection unit are powered by connecting to an external power source respectively;

[0009] The cuvette unit is provided with three layers from left to right, and a ring is provided at the outer side of the cuvette unit, a retaining ring is provided at the left inner position of the ring, a colorimetric cavity is provided on the inner side in the middle of the three layers of the cuvette unit, and a cavity is provided at the inner position of the upper side of the three layers of the cuvette unit, and a loading dish is provided on the inner side of the cavity.

[0010] Preferably, the placement angles of the three layers of cuvette units differ by 120 degrees, respectively, and the three layers of cuvette units are connected by threaded connection.

[0011] Preferably, the cavity and the colorimetric cavity are interconnected, and the inner colorimetric cavities in the middle of the three layers of the cuvette units are equally interconnected.

[0012] Preferably, the loading vessel is connected to the cavity by a nesting connection, and the loading vessel can move in the cavity.

[0013] Preferably, the inner cavities of the cuvette unit of the first layer and the second layer are respectively arranged inside the front side of the cuvette unit, and the inner cavity of the cuvette unit of the third layer is arranged inside the rear side of the cuvette unit.

[0014] Preferably, the three layers of the cuvette units are connected to the inside of the collar respectively by means of threaded connection, and the clamping ring is connected to the collar by means of an integrated connection.

[0015] Preferably, a plurality of integrated screw holes are provided at the outer side of the black painted shell, three distinguishing colors with a difference of one hundred and twenty degrees are provided at the outer side of the collar, and a cover is provided at the upper connecting position of the cuvette unit and the black painted shell.

[0016] Compared with the prior art, the utility model provides a structural unit for spectral water quality detection, which has the following beneficial effects:

[0017] In the structural unit for spectral water quality detection, the following advantages can be achieved through the arrangement of the cuvette unit, the cover, the collar, the color discrimination, the cavity, the loading dish, the cuvette cavity, and the clamp ring:

[0018] Efficiency: The device can process multiple samples at the same time, thus improving the detection efficiency. By loading and unloading samples collected from different areas or time periods and using the automatic rotation mechanism, multiple water samples can be quickly tested.

[0019] Reliability: The structural design of the device can avoid interference from ambient light sources and prevent water corrosion, thus ensuring the reliability of the test results.

[0020] Convenience: The cuvette unit can be easily disassembled and replaced, making maintenance and cleaning more convenient.

[0021] In general, the water quality detection device of this design has multiple advantages such as high efficiency, reliability, and convenience, and is suitable for real-time monitoring of water quality indicators. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model.

[0023] Figure 2 It is a structural schematic diagram of the cuvette unit in the utility model.

[0024] Figure 3 It is a schematic diagram of the layered structure of the cuvette unit in the utility model.

[0025] Figure 4 It is a structural schematic diagram of the cuvette unit in the utility model from the front perspective.

[0026] In the figure: 1. LED light source; 2. Collimating lens; 3. Cuvette unit; 4. Detection unit; 5. Heat dissipation unit; 6. Black lacquered housing; 7. Integrated screw holes; 8. Cover; 9. Ring; 10. Color discrimination; 11. Cavity; 12. Loading dish; 13. Cuvette cavity; 14. Retaining ring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] The utility model provides Figure 1-4 The structural unit for spectral water quality detection shown in the figure comprises a black painted housing 6 and an LED light source 1 arranged at an inner position on the upper left side of the black painted housing 6;

[0029] A collimating lens 2 is disposed at the right side of the LED light source 1, a cuvette unit 3 is disposed at the right side of the collimating lens 2, a detection unit 4 is disposed at the right side of the cuvette unit 3, and a heat dissipation unit 5 is disposed at the right side of the detection unit 4;

[0030] The LED light source 1 and the detection unit 4 are powered by connecting to an external power source respectively;

[0031] The cuvette unit 3 is provided with three layers from left to right, and a ring 9 is provided at the outer side of the cuvette unit 3, a retaining ring 14 is provided at the left inner position of the ring 9, a cuvette cavity 13 is provided on the inner middle side of the three-layer cuvette unit 3, and a cavity 11 is provided at the inner position of the upper side of the three-layer cuvette unit 3, and a loading dish 12 is provided on the inner side of the cavity 11.

[0032] In this embodiment, the full-spectrum detection wavelength is provided by the LED light source 1; the collimating lens 2 converts the LED light into a parallel collimated light column; the loading dish 12 in the cuvette unit 3 is used to load the water sample to be tested; the detection unit 4 realizes the conversion of the optical signal of the water sample absorption spectrum into an electrical signal and the storage and uploading of the data; the black painted stainless steel shell seals the above structure to avoid interference from the ambient light source and prevent water corrosion, and the cuvette unit 3 can be easily disassembled and replaced; the entire structural unit can realize real-time and automatic monitoring of multiple water quality indicators, and can avoid secondary pollution of the water quality without the need for detection reagents.

[0033] like Figure 1-4 As shown, the placement angles of the three-layer cuvette unit 3 differ by one hundred and twenty degrees respectively, the three-layer cuvette unit 3 is connected by threaded connection, the cavity 11 and the cuvette cavity 13 are interconnected, the inner colorimetric cavity 13 in the middle of the three-layer cuvette unit 3 is equal and interconnected, the loading dish 12 is connected to the cavity 11 by a nested connection, and the loading dish 12 can move in the cavity 11, the cavities 11 in the first and second layer cuvette units 3 are respectively arranged inside the front side of the cuvette unit 3, the cavity 11 in the third layer cuvette unit 3 is arranged inside the rear side of the cuvette unit 3, the three-layer cuvette unit 3 is respectively connected to the inside of the collar 9 by threaded connection, the clamping ring 14 is connected to the collar 9 by an integrated connection, a plurality of integrated screw holes 7 are arranged at the outer side of the black paint shell 6, three distinguishing colors 10 with a difference of one hundred and twenty degrees are arranged at the outer side of the collar 9, and a cover 8 is arranged at the upper connection position of the cuvette unit 3 and the black paint shell 6.

[0034] Preferably, in this new type, the operator can take out the loading dishes 12 in the three cavities 11 respectively, and load the samples collected in different areas or time periods respectively, seal them and place them in the cavity 11, then connect the three cuvette units 3 together by threading, and connect them to the ring 9, keep the three loading dishes 12 respectively corresponding to the three different identification colors 10 outside the ring 9 for distinguishing marks, and insert them into the black paint shell 6, and use spectroscopy to perform water quality detection, first open the cover 8, rotate the ring 9, and drive the cuvette unit 3 to rotate in the black paint shell 6, when any one of the identification colors 10 is displayed on the top, the loading dish 12 in the cavity 11 is also displayed upward, and will fall into the colorimetric cavity 13 due to gravity, and the cuvettes in the two cavities 11 will settle inside the cavity 11 and remain motionless. Through this operation, after detecting any one of the loading dishes 12, it can be quickly rotated to detect the water samples to be tested in the remaining two loading dishes 12.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A structural unit for spectral water quality detection, comprising a black painted housing (6), and an LED light source (1) arranged at an inner position on the upper left side of the black painted housing (6); A collimating lens (2) is arranged at the right side of the LED light source (1), a cuvette unit (3) is arranged at the right side of the collimating lens (2), a detection unit (4) is arranged at the right side of the cuvette unit (3), and a heat dissipation unit (5) is arranged at the right side of the detection unit (4); The LED light source (1) and the detection unit (4) are respectively powered by connecting to an external power source; Features: The cuvette unit (3) is provided with three layers from left to right, and a collar (9) is provided at the outer side of the cuvette unit (3), a clamping ring (14) is provided at the left inner side of the collar (9), a cuvette cavity (13) is provided at the middle inner side of the three layers of the cuvette unit (3), and a cavity (11) is provided at the upper inner side of the three layers of the cuvette unit (3), and a loading dish (12) is provided at the inner side of the cavity (11).

2. A structural unit for spectroscopy water quality detection according to claim 1, characterized in that: The placement angles of the three layers of cuvette units (3) differ by 120 degrees respectively, and the three layers of cuvette units (3) are connected respectively by means of threaded connection.

3. A structural unit for spectroscopy water quality detection according to claim 2, characterized in that: The cavity (11) and the colorimetric cavity (13) are interconnected, and the inner colorimetric cavities (13) in the middle of the three layers of the colorimetric cell units (3) are equally interconnected.

4. The structural unit for spectroscopy water quality detection according to claim 3, characterized in that: The loading vessel (12) is connected to the cavity (11) by means of a nesting connection, and the loading vessel (12) can move in the cavity (11).

5. The structural unit for spectroscopy water quality detection according to claim 4, characterized in that: The inner cavities (11) of the first and second layers of the cuvette units (3) are respectively arranged inside the front side of the cuvette units (3), and the inner cavities (11) of the third layer of the cuvette units (3) are arranged inside the rear side of the cuvette units (3).

6. A structural unit for spectroscopy water quality detection according to claim 5, characterized in that: The three layers of the cuvette units (3) are connected to the inside of the collar (9) respectively by means of threaded connection, and the clamping ring (14) is connected to the collar (9) by means of an integrated connection.

7. A structural unit for spectroscopy water quality detection according to claim 6, characterized in that: A plurality of integrated screw holes (7) are arranged at the outer side of the black lacquer housing (6), three distinguishing colors (10) with a difference of one hundred and twenty degrees are arranged at the outer side of the collar (9), and a cover (8) is arranged at the upper connection position between the cuvette unit (3) and the black lacquer housing (6).

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