Detection device based on color feature construction

Abstract

The detection device comprises a sealable box body, a sample chamber, a light source and a telescopic support are arranged in the box body, the sample chamber is used for placing a cuvette to be detected, the light source is used for providing illumination brightness, one side of the box body is provided with a photographing port, and the other side of the box body is provided with a camera. The telescopic support can extend out of the photographing opening, and during detection, photographing equipment used for photographing is arranged on the telescopic support so as to photograph the cuvette to be detected. According to the utility model, the original traditional detection mode is broken, the operation can be greatly simplified, and the purposes of convenience and rapidness are realized.

Description

Technical Field

[0001] The utility model relates to the field of industrial detection, in particular to a detection device based on color feature structure. Background Art

[0002] Devices based on intelligent detection technology based on color feature construction are currently widely used in the field of industrial monitoring of pollutant concentrations.

[0003] For detecting the concentration of pollutants in sample solutions, the methods currently used more frequently include electrochemical analysis, spectral analysis, and chromatographic analysis.

[0004] 1. The characteristics of electrochemical analysis are:

[0005] 1. The instrument has the advantages of simple equipment, high sensitivity and easy automation.

[0006] 2. The cost of instruments and equipment is high. Electrochemical analysis instruments and equipment are usually more complex, involving components such as sensors, amplifiers, and data processing systems, resulting in higher costs.

[0007] 3. The detection limit is high. The detection limit of the electrochemical method is usually high, and there is a large error in the analysis results in the low concentration range.

[0008] 4. There are many interference factors. The electrochemical analysis process may be affected by a variety of interference factors.

[0009] 2. The characteristics of spectral analysis are:

[0010] 1. High sensitivity, good selectivity, fast and accurate.

[0011] 2. It is difficult to accurately detect non-metals and elements between metals and non-metals through spectral analysis.

[0012] 3. The modeling cost is very high, and the cost of the test samples is also relatively high. When a large number of samples need to be tested, the testing cost is too high.

[0013] 4. It is easily affected by external or internal factors such as optical system parameters, and curve nonlinearity problems often occur, which has a great impact on the accuracy of the test results.

[0014] 3. The characteristics of chromatography analysis are:

[0015] 1. High separation efficiency, high sensitivity, fast analysis speed and wide application range.

[0016] 2. The qualitative specificity of chromatographic analysis for unknown substances is poor and needs to be used in combination with other analytical methods.

[0017] 3. Samples with complex components are easily interfered by other substances, resulting in inaccurate analysis results.

[0018] 4. The instruments for chromatography analysis are expensive and the cost required is relatively high. Summary of the invention

[0019] The purpose of the utility model is to provide a detection device for the technical demand of combining fluorescent probe image recognition with machine learning, which has the advantages of strong operability, easy mobility, low cost, etc., so as to at least solve one of the problems existing in the prior art.

[0020] In order to achieve the purpose of the utility model, the utility model provides a detection device based on color feature structure, including a box body, in which a sample chamber, a light source and a retractable bracket are arranged, the sample chamber is used to place the cuvette to be detected, the light source is used to provide lighting brightness, one side of the box body is provided with a photographing port, the retractable bracket can be extended from the photographing port, when the detection is carried out, the photographing equipment for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected.

[0021] As a further improvement to the utility model, the box body comprises an outer shell and a cover plate, and the cover plate is hinged to the outer shell so as to cover and seal on the outer shell during detection.

[0022] As a further improvement to the present invention, the housing and the cover are provided with locks that cooperate with each other. Preferably, the lock is located at the front of the device, and the cover is connected to the rear of the housing via a hinge.

[0023] As a further improvement to the utility model, the shell is made of PVC engineering plastic.

[0024] As a further improvement to the utility model, the retractable bracket is placed behind the photographing port.

[0025] As a further improvement to the present invention, the photographing opening is in a square shape.

[0026] As a further improvement to the utility model, the inner wall of the shell is coated with a black wear-resistant paint layer.

[0027] As a further improvement to the utility model, the bottom of the box is provided with fixed casters. Preferably, the fixed casters are rubber casters.

[0028] As a further improvement to the utility model, the sample chamber comprises a cuvette slot, which is detachably arranged in the box body, the cuvette slot is opposite to the photographing port, and the cuvette to be detected can be placed in the cuvette slot.

[0029] A further improvement of the utility model further comprises a slot base, wherein the slot base is arranged in the box body, and the cuvette slot is arranged on the slot base.

[0030] A further improvement of the utility model further comprises a storage battery, which is arranged on the box body and is used to supply power to the light source.

[0031] In a further improvement to the utility model, the light source is an LED lamp.

[0032] As a further improvement to the utility model, two LED lamps are arranged opposite to each other in the box and on both sides of the sample chamber.

[0033] A further improvement of the utility model also includes a fluorescent sensor for making the detected water sample develop color.

[0034] In a further improvement to the utility model, the specification of the cuvette is 50 mm×50 mm×100 mm.

[0035] As a further improvement to the present invention, the sample chamber is located at the center of the bottom plate and is used to fix the sample. Preferably, the sample chamber has a rectangular shape.

[0036] The retractable bracket is perpendicular to the sample chamber, and the mobile phone bracket is used to adjust the focal length and angle of the camera device to obtain the best photo.

[0037] Two LED lights are embedded in the center of the left and right sides of the shell as surface light sources, and the LED lights are used to provide surface light with a fixed direction and fixed light intensity to the water sample.

[0038] In summary, the utility model at least includes the following technical effects:

[0039] (1) The utility model provides a sample chamber in a box body to place the sample to be tested, provides a photographing port on the box body and provides a retractable bracket in the box body and behind the photographing port. The retractable bracket can be stretched to the outside of the photographing port during testing to set up a photographing device to take a picture of the sample, and can be retracted and stored in the box body after the photographing is completed. The image obtained by the photographing can be identified by the existing algorithm to facilitate the calculation of the concentration of the pollutant, breaking the original traditional detection method and greatly simplifying the operation to achieve the purpose of convenience and speed.

[0040] (2) The utility model can coat the inner wall of the box with a black wear-resistant paint layer and provide a light blocking plate to block external light, which is conducive to providing a shooting environment that eliminates external interference and reduces detection errors.

[0041] (3) The utility model can be provided with casters on the box body to facilitate the overall movement of the device during the detection process. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a schematic diagram of the structure of a detection device based on color feature construction disclosed in an embodiment of the utility model.

[0043] Figure 2 It is a schematic diagram of parts of the device of the embodiment of the utility model.

[0044] Figure 3 It is a schematic diagram from another perspective of a detection device based on color feature structure disclosed in an embodiment of the utility model.

[0045] In the figure, 1-box, 2-lock, 3-light shield, 4-bottom plate, 5-fixed casters, 6-cuvette slot, 7-slot base, 8-retractable bracket, 9-LED lamp. DETAILED DESCRIPTION

[0046] The present invention is further explained below in conjunction with the accompanying drawings and specific embodiments. The embodiments are implemented based on the technical solution of the present invention. It should be understood that these implementations are only used to illustrate the present invention and are not used to limit the scope of the patent of the present invention.

[0047] Example 1

[0048] See also Figure 1 The utility model provides a detection device based on color feature structure, including a sealable box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used to place photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0049] In this embodiment, the box body 1 includes a shell and a cover plate, the shell includes a bottom plate 4 and four side plates arranged on the bottom plate 4, one end of the cover plate is hinged to the upper end of one of the side plates of the box body 1 through a hinge, and the other side plate opposite to the side plate and the other end of the cover plate are provided with mutually matching lock buckles 2, and the cover plate can be fixed on the shell by the mutual matching of the two lock buckles 2 to close the box body 1. The upper part of the shell is connected to the cover plate, and the cover plate and the shell can jointly ensure that the environment is not disturbed when the sample is photographed.

[0050] In this embodiment, the bottom of the bottom plate 4 of the box body 1 is provided with fixed casters 5, and the device of this embodiment is fixed or moved by the fixed casters 5. Further preferably, the bottom plate 4 is made of PVC material with a thickness of 10 mm, and the length of the bottom plate 4 is 260 mm and the width is 200 mm.

[0051] Furthermore, a rectangular tube is used to support the bottom of the base plate 4 in a tic-tac-toe pattern, and four fixed casters 5 are installed at the four bottom corners, with an installation height of 200 mm, a single wheel bearing capacity of 400 kg, and a four-wheel bearing capacity of 1200 kg.

[0052] In this embodiment, the photographing device is a mobile phone.

[0053] By providing the photographing port, it is convenient for a mobile phone to take a photograph of the sample. In this embodiment, the length and width of the photographing port opened on the front side of the box body 1 are both 5 cm, and the opening area is 25 square centimeters.

[0054] In the embodiment of the utility model, when in use, it is only necessary to open the lock 2, put the sample to be tested into the sample chamber from the top and fix it, and close the cover. Then, the retractable bracket is extended out of the box, and the mobile phone is placed on the retractable bracket, and the mobile phone is aimed at the sample chamber through the camera port to take pictures. The retractable bracket is an existing mature product, and the height and angle of the retractable bracket can be freely adjusted to ensure that the mobile phone can be adjusted to the optimal shooting parameters, angle and height, and the operability and convenience are strong.

[0055] Example 2

[0056] See also Figure 1 The utility model provides a detection device based on color feature structure, including a box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used for placing photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0057] In this embodiment, the box 1 includes an outer shell and a cover plate, and the cover plate is hinged to the outer shell so that the cover plate is sealed on the outer shell during detection. A black wear-resistant paint layer is provided on the inner wall of the outer shell to ensure that the color or fluorescence of the sample is not affected by external environmental factors, provide a background for taking photos, and eliminate color interference outside the sample.

[0058] In this embodiment, the device can be made of lightweight PVC material, which is light and easy to carry.

[0059] Example 3

[0060] See also Figure 1 The utility model provides a detection device based on color feature structure, including a box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used for placing photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0061] In this embodiment, a light shielding plate 3 is further included, which is located in the box 1 to prevent external light from entering the box 1 and affecting the detection. Preferably, the light shielding plate 3 is made of PVC material, and more preferably, the light shielding plate 3 is a black panel with a thickness of 5 mm.

[0062] Example 4

[0063] See also Figure 1 The utility model provides a detection device based on color feature structure, including a box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used for placing photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0064] In this embodiment, the sample chamber includes a slot base 7 and a cuvette slot 6. The slot base is fixed to the bottom of the box body 1. The cuvette slot 6 is clamped in the slot base 7. The cuvette slot 6 is opposite to the photographing port. The cuvette to be tested can be placed in the cuvette slot 6.

[0065] In this embodiment, the cuvette slot 6 can be replaced and adapted according to the actual size of the cuvette, and has the advantages of strong adaptability, convenient movement, and convenient installation, which ensures the accuracy of detection and improves the detection efficiency. During the test, one person can complete the operation.

[0066] Example 5

[0067] See also Figure 1 The utility model provides a detection device based on color feature structure, including a box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used for placing photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0068] In this embodiment, the light source is an LED lamp 9. Further preferably, two LED lamps are arranged opposite to each other on both sides of the box 1 and located at the sample chamber. The LED lamps can provide surface light with a fixed direction and a fixed light intensity to the water sample.

[0069] Preferably, the light source is an ultraviolet light strip.

[0070] In this embodiment, considering that the internal LED lamp tube needs to be connected to a power source and has certain regional limitations, a battery is also provided inside the device. The battery brings more convenience and possibilities to the battery life of the LED lamp during the detection process.

[0071] Example 6

[0072] See also Figure 1 The utility model provides a detection device based on color feature structure, including a box 1, wherein a sample chamber, a light source and a retractable bracket 8 are arranged in the box 1, wherein the sample chamber is used to place the cuvette to be detected, and the light source is used to provide lighting brightness. A photographing port is provided on one side wall of the box 1, and the retractable bracket 8 is arranged in the box 1, and the retractable bracket 8 can be extended from the photographing port. When performing the detection, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be detected. The retractable bracket 8 in the box 1 can be taken out from the photographing port, and is used for placing photographing devices such as mobile phones, so as to facilitate mobile phone photography and sampling. After the detection is completed, the retractable bracket 8 is retracted and stored back in the box 1.

[0073] In this embodiment, a fluorescent sensor is also included, and the fluorescent sensor is used to make the detected water sample show color.

[0074] The above-mentioned embodiment provides a detection device based on color feature structure. During detection, the cuvette slot 6 is inserted into the slot base 7 in the box 1, and the cuvette for detecting the water sample is loaded into the cuvette slot 6, the light source is turned on, the cover of the box 1 is closed, and the lock 2 is locked. The retractable bracket 8 is extended out of the photographing port through the retractability of the retractable bracket 8, and a photographing device such as a mobile phone is placed on the retractable bracket 8, and photographic detection can be performed to obtain an image. The image is input into the existing RGB and Kmeans model, and the color gradient in the image can be read to calculate the concentration of the pollutant.

[0075] When in use, it can be directly placed in a cuvette for testing. Only a camera device such as a mobile phone and the existing RGB and Kmeans model to extract image feature calculation models are needed for testing. It has strong integrity and operability and is easy to use.

[0076] The method of combining color features and images of the device of intelligent detection technology based on color feature construction provided by the above-mentioned embodiment of the utility model (using a fluorescent sensor to make the water sample to be detected develop color, using a camera or mobile phone to take an image, and then reading the color gradient in the image through the RGB and Kmeans model to calculate the concentration of pollutants) can break the original traditional detection method, greatly simplify the operation, achieve the purpose of convenience and speed, and expand the detection range. It is a new technical device for detecting the concentration of pollutants. This device can provide a suitable photography environment, is easy to carry, and greatly reduces the cost of detecting pollutants, and has good application value.

[0077] The product structure provided by the utility model does not protect the content related to the improvement of the software.

[0078] The above is only a preferred implementation scheme of the utility model patent. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the design concept of the utility model patent. These improvements and modifications should also be regarded as the protection scope of the utility model patent.

Claims

1. A detection device based on color feature construction, characterized in that: The invention comprises a sealable box body, in which a sample chamber, a light source and a retractable bracket are arranged. The sample chamber is used for placing a cuvette to be tested, and the light source is used for providing lighting brightness. A photographing port is provided on one side of the box body, and the retractable bracket can be extended from the photographing port. When testing is carried out, a photographing device for taking pictures is placed on the retractable bracket to take pictures of the cuvette to be tested.

2. A detection device based on color feature construction according to claim 1, characterized in that: The box body comprises an outer shell and a cover plate, wherein the cover plate is hinged to the outer shell so as to cover and seal the outer shell during detection.

3. A detection device based on color feature construction according to claim 2, characterized in that: The shell and the cover plate are provided with lock buckles which cooperate with each other.

4. A detection device based on color feature construction according to claim 2, characterized in that: The inner wall of the shell is coated with a black wear-resistant paint layer, and a light baffle is also arranged inside the shell.

5. The detection device based on color feature construction according to claim 1, characterized in that: The bottom of the box is provided with fixed casters.

6. The detection device based on color feature construction according to claim 1, characterized in that: The sample chamber comprises a cuvette slot, which is detachably arranged in the box body, and the cuvette slot is opposite to the photographing port, and the cuvette to be detected can be placed in the cuvette slot.

7. A detection device based on color feature construction according to claim 6, characterized in that: It also includes a slot base, which is arranged in the box body, and the cuvette slot is arranged on the slot base.

8. The detection device based on color feature construction according to claim 1, characterized in that: It also includes a storage battery, which is arranged on the box body.

9. The detection device based on color feature construction according to claim 1, characterized in that: The light source is an LED lamp.

10. A detection device based on color feature construction according to any one of claims 1 to 9, characterized in that: It also includes a fluorescent sensor for making the test water sample develop color.

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