CN109682813B - Fluorescent agent image judgment method and fluorescent agent detection method - Google Patents
Fluorescent agent image judgment method and fluorescent agent detection method Download PDFInfo
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- CN109682813B CN109682813B CN201811595375.1A CN201811595375A CN109682813B CN 109682813 B CN109682813 B CN 109682813B CN 201811595375 A CN201811595375 A CN 201811595375A CN 109682813 B CN109682813 B CN 109682813B
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- image
- washing product
- fluorescent agent
- image sensor
- washing
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000005406 washing Methods 0.000 claims abstract description 78
- 238000009991 scouring Methods 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 4
- 230000001808 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 241000681094 Zingel asper Species 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 description 46
- 239000003599 detergent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 2
- 210000004369 Blood Anatomy 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
Abstract
The invention relates to a fluorescent agent image judgment method and a fluorescent agent detection method, belonging to the field of fluorescent agent detection; the method comprises the following steps in sequence: injecting a scouring agent; rotating the inner container to clean the detected washing product; discharging the scouring agent; injecting a washing product to be detected; rotating the inner container to make the washing products to be detected distributed uniformly on the upper layer; the motor is at a first position, and the image sensor acquires a first image; rotating the motor to a second position, and acquiring a second image by the image sensor; judging whether the washing product contains a fluorescent agent or not according to the information of the two images; discharging the washing product to be detected; when the washing product contains the fluorescent agent, under the irradiation of the fluorescent lamp, the round hole on the cover plate presents an elliptical light spot in the image, whether the fluorescent agent is contained or not can be judged by utilizing whether the light spot appears or not, the content of the fluorescent agent can be judged by utilizing the brightness of the light spot, and a brand-new technical means is provided for the detection of the fluorescent agent of the washing product.
Description
The application is a divisional application of the invention patent application 'a method for detecting fluorescent agent in washing products'.
Application date of the original case: 2016-12-01.
Original application No.: 2016110920907.
the name of the original invention is: a method for detecting fluorescer in washing products.
Technical Field
The invention discloses a fluorescent agent image judgment method and a fluorescent agent detection method, and belongs to the field of fluorescent agent detection.
Background
Fluorescers, a compound with very high quantum efficiency, can effectively whiten white or white substrates (such as textiles, paper, plastics, coatings) in the order of millions to one hundred thousand. The ultraviolet light absorbing material can absorb ultraviolet light with the wavelength of 340-380 nm and emit blue light with the wavelength of 400-450 nm, can effectively compensate yellowing of white substances caused by blue light defect, and can obviously improve whiteness and brightness of the white substances visually.
Because fluorescers have the above-mentioned effects, they are often added to laundry products.
Due to the wide range of applications in life, people inevitably come into contact with fluorescers on a regular basis. Although a proper amount of fluorescent agent does not cause serious harm to human bodies, the current problem of difficult cleaning, namely ' cleaning after more than one hundred times ' cleaning ', the problem of rapid penetration of 68 seconds into the human body and blood ', and the problem of residue after 7 years ' are easy to cause social panic.
In order to increase the safety of the washing products and reduce social panic, it is necessary to detect whether the washing products contain fluorescent agents.
Disclosure of Invention
The invention discloses a method for detecting a fluorescent agent in a washing product in order to detect whether the washing product contains the fluorescent agent, and provides a brand new technical means for detecting the fluorescent agent in the washing product.
The purpose of the invention is realized as follows:
a detection device for a fluorescent agent in a washing product comprises a liquid storage tank, wherein the liquid storage tank is divided into an upper layer and a lower layer by a transparent glass interlayer which is horizontally arranged, the lower layer is provided with a fluorescent lamp, the upper layer is used for storing the washing product to be detected, the top of the liquid storage tank is provided with a cover plate, and the cover plate is provided with two round holes with different diameters; the upper layer of the liquid storage tank is also provided with a washing product inlet, a washing product outlet, a scouring agent inlet and a scouring agent outlet; the cover plate is positioned on the focal plane of the objective lens, an image sensor is placed on the other focal plane of the objective lens, and data collected by the image sensor is processed by a computer or displayed by a display screen.
Above-mentioned detection device of fluorescent agent in washing product, the upper strata of liquid storage pot still is provided with the inner bag, inner bag and liquid storage pot upper strata outer wall are the relation of rotor and stator, and the inner bag can rotate in the liquid storage pot upper strata, and the lateral wall distribution of inner bag has a plurality of through-holes and a plurality of end that stretches out.
According to the detection device for the fluorescent agent in the washing product, the image sensor can move on the focal plane of the objective lens.
The utility model discloses a frequency spectrum position of image sensor, including image sensor, slider, shaft coupling motor, image sensor, nut, leading screw, the slider is installed to image sensor's both sides, the slider can move on the fixed linear guide who settles, and image sensor's top fixed mounting has the nut, the nut can be under the rotation effect of lead screw, along the motion of lead screw place direction, the pivot of coupling joint motor is passed through to the tip of lead screw, the number of turns that the motor is just reversing the rotation is the same fixed value, makes image sensor have two positions, corresponds the frequency spectrum position of the different.
A method for detecting fluorescer in washing products, which is realized on the detecting device for detecting fluorescer in washing products, comprises the following steps:
step a, injecting scouring agent from a scouring agent inlet;
b, rotating the inner container to clean the detected washing product;
step c, discharging the scouring agent from a scouring agent outlet;
d, injecting the washing product to be detected from the washing product inlet;
step e, rotating the inner container to uniformly distribute the washing products to be detected on the upper layer;
step f, when the motor is at a first position, the image sensor acquires a first image;
step g, rotating the motor to a second position, and acquiring a second image by the image sensor;
h, judging whether the washing product contains a fluorescent agent or not according to the information of the first image and/or the information of the second image;
and i, discharging the washing product to be detected from a washing product outlet.
The detection method of the fluorescent agent in the washing product comprises the following steps: if the condition is satisfied in the first image
In the formula, k1(i, j) represents the gray value of the pixel with coordinates (i, j) in the first image, Y1Represents a threshold value, C1Representing a circular area;
or if the following conditions are met in the second image
In the formula, k2(i, j) represents the gray value of the pixel with coordinates (i, j) in the second image, Y2Represents a threshold value, C2Representing a circular area;
the detergent product to be tested contains fluorescer.
The detection method of the fluorescent agent in the washing product comprises the following steps: if the following conditions are satisfied
In the formula, k1(i, j) represents the gray value of the pixel with the coordinate (i, j) in the first image, k2(i, j) represents the gray value of the pixel with coordinates (i, j) in the second image, Y3Represents a threshold value, C3Representing an annular region;
the detergent product to be tested contains fluorescer.
Has the advantages that:
firstly, when a washing product contains fluorescent agent, under the irradiation of a fluorescent lamp, the round hole on the cover plate presents an elliptical light spot in an image, whether the light spot appears can be used for judging whether the fluorescent agent is contained, and the brightness of the light spot can be used for judging the content of the fluorescent agent.
Secondly, owing to be provided with scouring agent entry and scouring agent export, consequently can utilize the scouring agent, for example water, wash the washing product that detects last time clean, avoid the washing product that detects last time to bring the influence to this detection.
Thirdly, because the washing product inlet and the washing product outlet are independently arranged, the washing product inlet and the washing product outlet are not reused, and the purity of the washing product to be detected before detection and after detection can be ensured.
Fourthly, because two round holes with different diameters are arranged, the round holes are judged by combining the image information of the two round holes, the complex judgment that whether the round light spot is the shape of the round hole or the fluorescent light spot in the image can be effectively avoided, the noise reduction effect is achieved, and the judgment accuracy is improved.
Fifth, the invention has simple structure and low cost, and can be assembled and operated by non-professional personnel.
Sixth, the invention can also realize whether contain fluorescent agent carry on automatic judgement.
Drawings
FIG. 1 is a schematic view of a fluorescer detection device in a laundry product of the present invention.
Fig. 2 is a schematic structural view of the side wall of the inner container.
Fig. 3 is a schematic diagram of a mechanism for moving the image sensor.
In the figure: the device comprises a liquid storage tank 1, a transparent glass interlayer 11, a fluorescent lamp 12, a cover plate 13, a round hole 14, a washing product inlet 15, a washing product outlet 16, a scouring agent inlet 17, a scouring agent outlet 18, a liner 19, an objective lens 2, an image sensor 3, a sliding block 31, a linear guide rail 32, a nut 33, a lead screw 34, a coupler 35 and a motor 36.
Detailed Description
Detailed description of the preferred embodiment
This embodiment is an embodiment of a device for detecting fluorescer in a laundry product.
The structure of the detecting device for detecting fluorescent agent in washing product of this embodiment is schematically shown in fig. 1. The detection device for the fluorescent agent in the washing product comprises a liquid storage tank 1, wherein the liquid storage tank 1 is divided into an upper layer and a lower layer by a transparent glass interlayer 11 which is horizontally arranged, the lower layer is provided with a fluorescent lamp 12, the upper layer is used for storing the washing product to be detected, the top of the liquid storage tank is provided with a cover plate 13, and the cover plate 13 is provided with two round holes 14 with different diameters; the upper layer of the liquid storage tank 1 is also provided with a washing product inlet 15, a washing product outlet 16, a scouring agent inlet 17 and a scouring agent outlet 18; an objective lens 2 is further arranged above the cover plate 13, the cover plate 13 is located on a focal plane of the objective lens 2, an image sensor 3 is placed on the other focal plane of the objective lens 2, and data collected by the image sensor 3 are sent to a computer for processing or are displayed by a display screen.
Detailed description of the invention
This embodiment is an embodiment of a device for detecting fluorescer in a laundry product.
The structure of the detecting device for detecting fluorescent agent in washing product of this embodiment is schematically shown in fig. 1. On the basis of the specific embodiment I, the detection device for the fluorescer in the washing product further limits that the upper layer of the liquid storage tank 1 is also provided with the inner container 19, the outer walls of the inner container 19 and the upper layer of the liquid storage tank 1 are in the relation of a rotor and a stator, the inner container 19 can rotate in the upper layer of the liquid storage tank 1, a plurality of through holes and a plurality of extending ends are distributed on the side wall of the inner container 19, and the structural schematic diagram of the side wall of the inner container 19 is shown in figure 2.
The mobility of the washing product is poor, and the situation of uneven height is easy to occur in a natural state, so that the detection result is inaccurate; meanwhile, when the washing product is placed for a long time, the cost of each part is uneven, and the detection result is inaccurate; under the structure of this embodiment, the washing product on the upper layer can be more uniform by rotating the inner container 19, and the problem of inaccurate detection result caused by poor fluidity of the washing product is avoided.
Detailed description of the preferred embodiment
This embodiment is an embodiment of a device for detecting fluorescer in a laundry product.
The structure of the detecting device for detecting fluorescent agent in washing product of this embodiment is schematically shown in fig. 1. On the basis of the first specific embodiment, the detection device for the fluorescer in the washing product further limits the capability of the image sensor 3 to move on the focal plane of the objective lens 2.
Detailed description of the invention
This embodiment is an embodiment of a device for detecting fluorescer in a laundry product.
The structure of the detecting device for detecting fluorescent agent in washing product of this embodiment is schematically shown in fig. 1. On the basis of the third specific embodiment, the detection device for the fluorescent agent in the washing product further defines that the sliding blocks 31 are installed on two sides of the image sensor 3, the sliding blocks 31 can move on the fixedly arranged linear guide rails 32, the top end of the image sensor 3 is fixedly provided with the nuts 33, the nuts 33 can move along the direction of the lead screw 34 under the rotating action of the lead screw 34, the end part of the lead screw 34 is connected with the rotating shaft of the motor 36 through the coupler 35, the number of forward and reverse rotating turns of the motor 36 is the same fixed value, so that the image sensor 3 has two positions which respectively correspond to the frequency spectrum positions of two circular holes 14 with different diameters on the cover plate 13, and the mechanism schematic diagram of the movement of the image sensor 3 is shown in fig. 3.
In the third embodiment and the fourth embodiment, the two circular holes on the cover plate 13 are in two images through the movement of the image sensor 3, so that the situation that the two circular holes interfere with each other in the same image is effectively avoided, and the decoupling operation performed by overcoming the interference is avoided.
Detailed description of the preferred embodiment
This example is an example of a method for detecting fluorescer in a laundry product.
The method for detecting fluorescer in washing products of the embodiment comprises the following steps:
step a, injecting scouring agent from a scouring agent inlet 17;
step b, rotating the inner container 19 and cleaning the detected washing product;
step c, discharging the scouring agent from the scouring agent outlet 18;
d, injecting the washing product to be detected from the washing product inlet 15;
step e, rotating the inner container 19 to uniformly distribute the washing products to be detected on the upper layer;
step f, when the motor 36 is at the first position, the image sensor 3 acquires a first image;
step g, rotating the motor 36 to a second position, and acquiring a second image by the image sensor 3;
h, judging whether the washing product contains a fluorescent agent or not according to the information of the first image and/or the information of the second image;
step i, the washing product to be tested is discharged from the washing product outlet 16.
Detailed description of the preferred embodiment
This example is an example of a method for detecting fluorescer in a laundry product.
The method for detecting a fluorescent agent in a washing product of the present embodiment is further defined in step h as follows, based on the specific example five: if the condition is satisfied in the first image
In the formula, k1(i, j) represents the gray value of the pixel with coordinates (i, j) in the first image, Y1Represents a threshold value, C1Representing a circular area;
or if the following conditions are met in the second image
In the formula, k2(i, j) represents the gray value of the pixel with coordinates (i, j) in the second image, Y2Represents a threshold value, C2Representing a circular area;
the detergent product to be tested contains fluorescer.
Detailed description of the preferred embodiment
This example is an example of a method for detecting fluorescer in a laundry product.
The method for detecting a fluorescent agent in a washing product of the present embodiment is further defined in step h as follows, based on the specific example five: if the following conditions are satisfied
In the formula, k1(i, j) represents the gray value of the pixel with the coordinate (i, j) in the first image, k2(i, j) represents the gray value of the pixel with coordinates (i, j) in the second image, Y3Represents a threshold value, C3Representing an annular region;
the detergent product to be tested contains fluorescer.
Claims (1)
1. A fluorescent agent detection method, comprising the steps of:
step a, injecting scouring agent from a scouring agent inlet (17);
step b, rotating the inner container (19) to clean the washing products detected before;
step c, discharging the scouring agent from the scouring agent outlet (18);
d, injecting the washing product to be detected from a washing product inlet (15);
e, rotating the inner container (19) to uniformly distribute the washing products to be detected on the upper layer;
step f, when the motor (36) is at a first position, the image sensor (3) acquires a first image;
step g, rotating the motor (36) to a second position, and acquiring a second image by the image sensor (3);
step h, executing a fluorescent agent image judgment method; the fluorescent agent image judging method comprises the following steps:
if the condition is satisfied in the first image
In the formula, k1(i, j) represents the gray value of the pixel with coordinates (i, j) in the first image, Y1Represents a threshold value, C1Representing a circular area;
or if the following conditions are met in the second image
In the formula, k2(i, j) represents the gray value of the pixel with coordinates (i, j) in the second image, Y2Represents a threshold value, C2Representing a circular area;
the washing product to be detected contains fluorescent agent;
i, discharging the washing product to be detected from a washing product outlet (16);
the fluorescent agent detection method is applied to a fluorescent agent detection device in a washing product, the fluorescent agent detection device in the washing product comprises a liquid storage tank (1), the liquid storage tank (1) is divided into an upper layer and a lower layer by a transparent glass interlayer (11) which is horizontally arranged, the lower layer is provided with a fluorescent lamp (12), the upper layer is used for storing the washing product to be detected, the top of the liquid storage tank is provided with a cover plate (13), and the cover plate (13) is provided with two round holes (14) with different diameters; the upper layer of the liquid storage tank (1) is also provided with a washing product inlet (15), a washing product outlet (16), a scouring agent inlet (17) and a scouring agent outlet (18); an objective lens (2) is further arranged above the cover plate (13), the cover plate (13) is positioned on a focal plane of the objective lens (2), an image sensor (3) is placed on the other focal plane of the objective lens (2), and data collected by the image sensor (3) is processed by a computer and then displayed by a display screen;
the upper layer of the liquid storage tank (1) is also provided with an inner container (19), the inner container (19) and the outer wall of the upper layer of the liquid storage tank (1) are in a relation of a rotor and a stator, the inner container (19) can rotate in the upper layer of the liquid storage tank (1), and a plurality of through holes and a plurality of extending ends are distributed on the side wall of the inner container (19);
the image sensor (3) can move on the focal plane of the objective (2);
slider (31) are installed to the both sides of image sensor (3), slider (31) can move on fixed arrangement's linear guide (32), and the top fixed mounting of image sensor (3) has nut (33), nut (33) can be under the rotation effect of lead screw (34), along the direction motion of lead screw (34) place, and the pivot of motor (36) is connected through shaft coupling (35) to the tip of lead screw (34), the number of turns that motor (36) just reverse the rotation is the same fixed value, makes image sensor (3) have two positions, corresponds the frequency spectrum position of two different round holes (14) of diameter on apron (13) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595375.1A CN109682813B (en) | 2016-12-01 | 2016-12-01 | Fluorescent agent image judgment method and fluorescent agent detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611092090.7A CN106770098B (en) | 2016-12-01 | 2016-12-01 | The detection method of fluorescer in a kind of cleaning product |
| CN201811595375.1A CN109682813B (en) | 2016-12-01 | 2016-12-01 | Fluorescent agent image judgment method and fluorescent agent detection method |
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| CN201611092090.7A Division CN106770098B (en) | 2016-12-01 | 2016-12-01 | The detection method of fluorescer in a kind of cleaning product |
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| CN109682813A CN109682813A (en) | 2019-04-26 |
| CN109682813B true CN109682813B (en) | 2021-05-04 |
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| CN201811595375.1A Active CN109682813B (en) | 2016-12-01 | 2016-12-01 | Fluorescent agent image judgment method and fluorescent agent detection method |
| CN201811595365.8A Active CN109682812B (en) | 2016-12-01 | 2016-12-01 | Fluorescent agent image distinguishing method and fluorescent agent detection method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106770098A (en) | 2017-05-31 |
| CN109682812B (en) | 2021-05-04 |
| CN106770098B (en) | 2019-02-26 |
| CN109682812A (en) | 2019-04-26 |
| CN109682813A (en) | 2019-04-26 |
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