CN206281769U - A kind of use color sensor is acquired the device of detection to test paper - Google Patents
A kind of use color sensor is acquired the device of detection to test paper Download PDFInfo
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- CN206281769U CN206281769U CN201621403611.1U CN201621403611U CN206281769U CN 206281769 U CN206281769 U CN 206281769U CN 201621403611 U CN201621403611 U CN 201621403611U CN 206281769 U CN206281769 U CN 206281769U
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Abstract
The utility model provides the device that a kind of use color sensor is acquired detection to test paper, including circuit board, light insulation pad and test strips, acquisition component is provided with circuit board, acquisition component includes a color sensor and is arranged on the detection light source of color sensor both sides, detection light source is common square front lamp, first draw-in groove and with detection light source corresponding second draw-in groove corresponding with color sensor is provided with light insulation pad, second draw-in groove lower end is provided with darkroom, diameter of the diameter in darkroom less than the second draw-in groove, the shaft section in darkroom is rectangular, detect that the lighting angle that light source passes through darkroom is：B=180 ° of 2arctan (D/r), the utility model is using common square front lamp as light source, manufacture craft is simple, light source range of choice is wide, lighting angle is adjusted by darkroom simultaneously, be there is simple structure, detected that light source low cost, lighting angle be easy to control, testing result is accurate.
Description
Technical field
The utility model belongs to detection paper technical field, and test paper is carried out using color sensor more particularly, to one kind
The device of acquisition testing.
Background technology
Urinalysis is one of clinical conventional laboratory indexes, and diagnosis not only to disease in the urological system, observation of curative effect are carried
For reference, it is and also helpful to the diagnosis and treatment of every other systems disease that blood biochemical component can be caused to change, additionally, urine
Liquid analysis can be also used for safe medication detection and the preliminary assessment of health status, and uroscopy is according to reagent area in test strips and urine
Produced by the reaction of liquid sample Biochemical Components color change is qualitative or half-quantitative detection urine sample in UBG, bilirubin,
The content of the materials such as ketoboidies, blood, protein and the proportion of urine specimen, acid-base value etc., the existing usual equipment of urine detection instrument
Expensive, complex structure, is not suitable for family and uses, in addition, the inside of detection light source comes with optically focused in existing urine detection instrument
Device, causes to detect the complex manufacturing, relatively costly of light source, and the yields of lamp is low, and uses common LED to make
With detection light source, because the lighting angle of LED is difficult to control, the accuracy of detection is influenceed, while light intensity utilization rate is low.
The content of the invention
Problem to be solved in the utility model be to provide a kind of detection light source simple production process, light source range of choice it is wide,
The use color sensor that lighting angle is easy to control, light intensity utilization rate is high is acquired the device of detection to test paper.
In order to solve the above technical problems, the technical solution adopted in the utility model is：One kind is using color sensor to examination
Paper is acquired the device of detection, including circuit board, light insulation pad and test strips, and acquisition component, institute are provided with the circuit board
State and be provided with test strips several indicator paper blocks, the acquisition component includes a color sensor and is arranged on the color biography
The detection light source of sensor both sides, the detection light source is common square front lamp, is provided with the light insulation pad and is sensed with the color
The first corresponding draw-in groove of device and second draw-in groove corresponding with the detection light source, the second draw-in groove lower end is provided with secretly
Room, the diameter of the diameter less than second draw-in groove in the darkroom, the shaft section in the darkroom is rectangular, and the detection light source leads to
The lighting angle for crossing the darkroom is：
B=180 ° of -2arctan (D/r)
Wherein, b is detection lighting angle of the light source by darkroom；D is the height in darkroom；R is the maximum gauge in darkroom.
Further, the diameter in the darkroom is between 2mm-5mm.
Further, first draw-in groove and the minimum distance that second draw-in groove is separated by are 0.5mm-5mm.
Further, the number of first draw-in groove and the second draw-in groove and the color sensor and the number of detection light source
Correspondent equal.
Further, lens light gathering plate is additionally provided between the circuit board and light insulation pad, on the lens light gathering plate
It is provided with first through hole and with the detection light source corresponding second through hole corresponding with the color sensor, institute
The lower end for stating the second through hole is provided with lens, and first through hole is equal in magnitude with first draw-in groove, and described second passes through
Through hole is equal in magnitude with second draw-in groove, and the lens light gathering plate is connected or embedded company with the light insulation pad using superposition
Connect mode.
Further, the thickness of the lens light gathering plate is between 0.5mm-5mm.
Further, fixed column is provided with the light insulation pad, is provided with the lens light gathering plate and the fixed column
Corresponding fixing hole, the lens light gathering plate is fixedly connected with light insulation pad by fixed column and fixing hole.
Further, the fixed column number is no less than 2.
Further, the detection light source lighting angle that passes through lens is：
B=2arctan (T/2X)
Wherein：T is the minimum dimension in the length or width of test strips；X is the distance between lens and test strips；B is square
The lighting angle that lamp passes through lens.
Compared with prior art, the utility model is had the advantage that with beneficial effect is：
1st, using common square front lamp as detection light source, light source generality is strong, and manufacture craft is simple, cost for the utility model
It is relatively low, because the lighting angle of square light source is big, it is difficult to control, the accuracy of testing result can be usually influenceed, therefore second
Draw-in groove lower end sets the smaller darkroom of diameter, while controlling the Aspect Ratio in darkroom, reaches the purpose of control light source luminescent angle,
Improve accuracy of detection；
2nd, while lens can also be added in detection light source lower end, by the distance and test strips that control lens and test strips
Size control the lighting angle of square front lamp, can change the lighting angle of detection light source by lens, so as to control light intensity,
The accuracy of detection is improve while reduces cost；
3rd, two neighboring indicator paper block in each acquisition component correspondence test strips, can simultaneously detect multiple samples, it is to avoid
The indicator paper block reaction time is different and cause measurement result error occur；
4th, the utility model can be detected to multiple samples simultaneously, and reduce the volume of medical science sample, structure letter
It is single, easy to operate.
Brief description of the drawings
Fig. 1 is that the decomposition texture of the device that a kind of use color sensor of the utility model is acquired detection to test paper shows
It is intended to.
Fig. 2 is that the overall structure of the device that a kind of use color sensor of the utility model is acquired detection to test paper is shown
It is intended to.
Fig. 3 is the structural representation of Section A-A in Fig. 2.
Fig. 4 is that the light source detection of the device that a kind of use color sensor of the utility model is acquired detection to test paper is former
Reason figure.
Fig. 5 is another embodiment of the device that a kind of use color sensor of the utility model is acquired detection to test paper
Decomposition texture schematic diagram.
Fig. 6 is another embodiment of the device that a kind of use color sensor of the utility model is acquired detection to test paper
Global sections structural representation.
In figure：1- circuit boards；2- light insulation pads；3- test strips；4- acquisition components；5- indicator paper blocks；The draw-in grooves of 6- first；7- second
Draw-in groove；8- darkrooms；9- lens light gathering plates；The through holes of 10- first；The through holes of 11- second；12- lens；13- fixed columns；14- consolidates
Determine hole；41- color sensors；42- detects light source.
Specific embodiment
Specific embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings.
Embodiment 1
As Figure 1-Figure 4, a kind of use color sensor is acquired the device of detection to test paper, including circuit board 1,
Light insulation pad 2 and test strips 3, are provided with acquisition component 4 on circuit board 1, several indicator paper blocks 5, collection group are provided with test strips 3
Part 4 includes a color sensor 41 and is arranged on the detection light source 42 of the both sides of color sensor 41, and two detection light sources 42 are total to
With same color sensor 41, in detection process, the light source of both sides is alternately detected, detection light source 42 is common square
Lamp, detection light source 42 range of choice is wide, and low cost is provided with first draw-in groove 6 corresponding with color sensor 41 in light insulation pad 2
And with detection corresponding the second draw-in groove 7 of light source 42, on circuit board 1 with light insulation pad 2 by the draw-in groove 6 of acquisition component 4 and first and
Second draw-in groove 7 is fixedly connected, and the lower end of the second draw-in groove 7 is provided with darkroom 8, and the diameter in darkroom 8 is less than the diameter of the second draw-in groove 7, secretly
The diameter of room 8 is easy to control detection light, 42 spot size between 2mm-5mm, so that light source intensity is controlled, the axle in darkroom 8
Rectangular in cross-section, therefore the shape of darkroom 8 can be cuboid or cylinder, detection light source 42 is by the lighting angle in darkroom 8：
B=180 ° of -2arctan (D/r)
Wherein, b is detection lighting angle of the light source by darkroom；D is the height in darkroom；R is the maximum gauge in darkroom.
The lighting angle of detection light source 42 is adjusted by controlling the size in darkroom 8, it is easy to use, it is easy to promote.
Further, the minimum distance that first draw-in groove 6 is separated by with second draw-in groove 7 is 0.5mm-5mm, the first card
Spacing distance between the draw-in groove 7 of groove 6 and second will detect that light source 42 and color sensor 41 are separated, and prevent from detecting light source 42
Shine directly on color sensor 41, influence testing result.
Further, the number of the draw-in groove 7 of first draw-in groove 6 and second and the color sensor 41 and detection light source 42
Number correspondent equal.
Embodiment 2
As shown in Figure 5 and Figure 6, lens light gathering plate 9, lens light gathering plate 9 are additionally provided between circuit board 1 and light insulation pad 2
On be provided with first through hole 10 corresponding with color sensor 41 and second through hole 11 corresponding with detection light source 42,
The lower end of the second through hole 11 is provided with lens 12, and the first through hole 10 is equal in magnitude with the first draw-in groove 6, the second through hole 11 with
Second draw-in groove 7 it is equal in magnitude, lens light gathering plate 9 and light insulation pad 2 are connected or embedded connected mode using superposition, such as Fig. 5 institutes
Show by taking embedded connected mode as an example, will be set to inside light insulation pad 2 and lens light gathering plate 9 when for embedded connected mode
The groove for matching, the wherein thickness of lens light gathering plate 9 reduce the volume of device between 0.5mm-5mm, facilitate device to connect
Connect, while setting fixed column 13 in light insulation pad 2, the fixing hole 14 corresponding with fixed column 13 be set on lens light gathering plate 9,
Lens light gathering plate 9 is fixedly connected with light insulation pad 2 by fixed column 13 and fixing hole 14, and the number of fixed column 13 is no less than 2, passes through
Fixed column 13 and fixing hole 14 make together with lens light gathering plate 9 is firmly fixed with light insulation pad 3.
Further, the detection light source 42 is by the lighting angle of lens 12：
B=2arctan (T/2X)
Wherein：T is the minimum dimension in the length or width of test strips；X is the distance between lens and test strips；B is square
The lighting angle that lamp passes through lens.
In by the way of assembling detection light source using lens light gathering plate 9, mainly by changing lens 12 and test strips 3
The distance between and the size of test strips 3 control lighting angle, it is simple to operate, convenient, be easy to control.
Operation principle of the present utility model is：Sample to be tested is added drop-wise on indicator paper block 5 first, makes each two indicator paper block 5
With two detection light sources 42 of a correspondence of color sensor 41, two detection light sources 42 are made to share a color sensor 41,
In detection process, the detection light source 42 of the both sides of color sensor 41 is alternately detected, it is ensured that in detection process two it is adjacent
The collection of color sensor 41 is unaffected, and adjustment detects the lighting angle of light source 42 first before detection, that is, adjust light intensity, has
Body detection process is that the detection light source in each left side of color sensor 41 first is lighted, and light source is irradiated to corresponding indicator paper block 5
On, light source is reflexed on the color sensor 41 on right side through indicator paper block 5, according to the color change that color sensor 41 senses, is surveyed
Determine to include in sample to be tested into grading information, be then turned off left side detection light source 42, light its right side detection light source 42, light
Source is irradiated on corresponding indicator paper block 5, and light source is reflexed on the color sensor 41 in left side through indicator paper block, according to color sensor
The color changes of 41 sensings, determine include in sample to be tested into grading information, complete once complete detection process.
One embodiment of the present utility model has been described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as limiting practical range of the present utility model.It is all to be made according to present utility model application scope
Impartial change with improve etc., all should still belong within patent covering scope of the present utility model.
Claims (9)
1. a kind of use color sensor is acquired the device of detection, including circuit board (1), light insulation pad (2) and examination to test paper
Paper slip (3), is provided with acquisition component (4) on the circuit board (1), several indicator paper blocks are provided with the test strips (3)
(5), the acquisition component (4) is including a color sensor (41) and is arranged on the detection of the color sensor (41) both sides
Light source (42), it is characterised in that：It is described detection light source (42) be common square front lamp, be provided with the light insulation pad (2) with it is described
Corresponding the first draw-in groove (6) of color sensor (41) and second draw-in groove (7) corresponding with detection light source (42), it is described
Second draw-in groove (7) lower end is provided with darkroom (8), and the diameter of the diameter less than second draw-in groove (7) of the darkroom (8) is described
The shaft section in darkroom (8) is rectangular, and detection light source (42) is by the lighting angle of the darkroom (8)：
B=180 ° of -2arctan (D/r)
Wherein, b is detection lighting angle of the light source by darkroom；D is the height in darkroom；R is the maximum gauge in darkroom.
2. a kind of use color sensor according to claim 1 is acquired the device of detection to test paper, and its feature exists
In：The diameter of the darkroom (8) is between 2mm-5mm.
3. a kind of use color sensor according to claim 1 is acquired the device of detection to test paper, and its feature exists
In：First draw-in groove (6) is 0.5mm-5mm with the minimum distance that second draw-in groove (7) is separated by.
4. a kind of use color sensor according to claim 3 is acquired the device of detection to test paper, and its feature exists
In：The number of first draw-in groove (6) and the second draw-in groove (7) and the color sensor (41) and the number of detection light source (42)
Correspondent equal.
5. the device of detection is acquired according to a kind of any described use color sensors of claim 1-4 to test paper, its
It is characterised by：Lens light gathering plate (9), the lens light gathering plate are additionally provided between the circuit board (1) and light insulation pad (2)
(9) first through hole (10) corresponding with the color sensor (41) and relative with detection light source (42) is provided with
The second through hole (11) answered, the lower end of second through hole (11) is provided with lens (12), first through hole (10)
Equal in magnitude with first draw-in groove (6), second through hole (11) is equal in magnitude with second draw-in groove (7), described
Lens light gathering plate (9) is connected or embedded connected mode with the light insulation pad (2) using superposition.
6. a kind of use color sensor according to claim 5 is acquired the device of detection to test paper, and its feature exists
In：The thickness of the lens light gathering plate (9) is between 0.5mm-5mm.
7. a kind of use color sensor according to claim 5 is acquired the device of detection to test paper, and its feature exists
In：Fixed column (13) is vertically installed with the light insulation pad (2), is provided with and the fixed column on the lens light gathering plate (9)
(13) corresponding fixing hole (14), the lens light gathering plate (9) is with light insulation pad (2) by fixed column (13) and fixing hole (14)
It is fixedly connected.
8. a kind of use color sensor according to claim 7 is acquired the device of detection to test paper, and its feature exists
In：Fixed column (13) number is no less than 2.
9. a kind of use color sensor according to claim 1 is acquired the device of detection to test paper, and its feature exists
In：It is described to detect that light source (42) is by the lighting angle of lens (12)：
B=2arctan (T/2X)
Wherein：T is the minimum dimension in the length or width of test strips；X is the distance between lens and test strips；B is logical for square front lamp
Cross the lighting angle of lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403611.1U CN206281769U (en) | 2016-12-20 | 2016-12-20 | A kind of use color sensor is acquired the device of detection to test paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403611.1U CN206281769U (en) | 2016-12-20 | 2016-12-20 | A kind of use color sensor is acquired the device of detection to test paper |
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| Publication Number | Publication Date |
|---|---|
| CN206281769U true CN206281769U (en) | 2017-06-27 |
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ID=59073723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621403611.1U Active CN206281769U (en) | 2016-12-20 | 2016-12-20 | A kind of use color sensor is acquired the device of detection to test paper |
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| CN (1) | CN206281769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169226A (en) * | 2018-02-10 | 2018-06-15 | 天津果实科技有限公司 | A kind of portable urinalysis device |
| CN108204948A (en) * | 2016-12-20 | 2018-06-26 | 天津果实科技有限公司 | A kind of device for being acquired detection to test paper using color sensor |
-
2016
- 2016-12-20 CN CN201621403611.1U patent/CN206281769U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204948A (en) * | 2016-12-20 | 2018-06-26 | 天津果实科技有限公司 | A kind of device for being acquired detection to test paper using color sensor |
| CN108169226A (en) * | 2018-02-10 | 2018-06-15 | 天津果实科技有限公司 | A kind of portable urinalysis device |
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