CN207114551U - A kind of colloidal-gold detecting-card and corresponding colloidal gold chart reader - Google Patents
A kind of colloidal-gold detecting-card and corresponding colloidal gold chart reader Download PDFInfo
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- CN207114551U CN207114551U CN201720295647.0U CN201720295647U CN207114551U CN 207114551 U CN207114551 U CN 207114551U CN 201720295647 U CN201720295647 U CN 201720295647U CN 207114551 U CN207114551 U CN 207114551U
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Abstract
A kind of colloidal-gold detecting-card, the colloidal-gold detecting-card front include collaurum sample cell, CT lines visual window and the Quick Response Code for being imprinted on the colloidal-gold detecting-card surface, and the colloidal-gold detecting-card back side includes two grooves, for being engaged with stainless steel ball.A kind of colloidal gold chart reader for the colloidal-gold detecting-card, the colloidal gold chart reader includes test card slot, positioned at the test card slot draw above as acquisition module, the bulb plunger with the colloidal-gold detecting-card fit depressions is provided with the bottom of the test card slot, the bulb plunger is used to position the colloidal-gold detecting-card.Using new colloidal-gold detecting-card fixed form, remove the sensing of motor and infrared module, this two-part cost has been greatly reduced while stability of instrument and detection speed is improved.Secondly the cmos image acquisition module of auto-focusing is focused to the cmos image acquisition module of mode instead, module eliminates focusing motor in itself, and the cost of equipment is also reduced while stability of instrument and detection speed is improved.
Description
Technical field
It the utility model is related to a kind of colloidal-gold detecting-card and corresponding colloidal gold chart reader.
Background technology
In existing colloidal gold chart reader, the mode that export is entered in existing colloidal gold chart reader selection automatically examines collaurum
Survey card and be sent into detection storehouse, instrument is sensed using infrared sensor, and infrared sensor senses that detection card insertion enters, and motor passes
Dynamic, detection card is sent into detection cabin, and this process takes a significant amount of time, and can not embody the requirement quickly examined substantially.Secondly still
The shell fragment design that critical defect is but due to neck be present, cause colloid gold card can not be in close contact with neck.
Fig. 1 is hand-held colloidal gold chart reader, including colloidal gold chart reader body 1, colloidal-gold detecting-card neck 2, printing
Part 3 and screen 4, uploaded for quickly reading the management of testing result and detection process of colloidal-gold detecting-card with data
Deng operation.
Fig. 2 is contact schematic diagram of the existing colloidal-gold detecting-card with neck.As shown in Fig. 2 colloid gold card includes collaurum
Sample cell 101, CT lines visual window 102, it is imprinted on the Quick Response Code 103 on colloidal-gold detecting-card surface.The cuvette groove of colloidal gold chart reader
105 are used to place colloid gold card, are provided with metal clips in cuvette groove 105, are nested in cuvette groove 105.Metal as seen from the figure
Shell fragment simply withstands colloidal-gold detecting-card, and does not fix, and colloidal-gold detecting-card, can be with purpose in cuvette groove 105
Direction shown in arrow 106 is dragged.In the detection environment of reality, user is easy to be conveyed into the mistake in detection storehouse in motor certainly
Journey, because hand and card have frictional force and cause detection card to be dragged to direction shown in arrow 106, so as to cause cmos image to gather mould
Block mistake gathers.
In addition, in existing colloidal gold chart reader, instrument detection module is passed using CMOS CMOSs conductor
Sensor carries out the processing and analysis of image, and wherein IMAQ part needs to take a significant amount of time the focusing in colloidal-gold detecting-card
And focusing is successfully fed back.The defects of maximum, is right really due to defect of CMOS CMOS conductor sensors itself
Burnt region can not focus in Pure White.
Fig. 3 is cmos image acquisition module focusing detects schematic diagram.As shown in figure 3, because focus frame 205 is just focused
In the centre of two-dimension code area 204 and viewing area 203, shown in scheming when manually patch takes Quick Response Code 204, focus frame area have left
Domain 205, cmos image acquisition module 201 will appear from can not auto-focusing success, cause cmos image acquisition module 201 to be attempted more
After secondary focusing failure, blurred picture can be directly gathered, causes the misinterpretation for detecting data.
The image capture module shifted versions that Fig. 4 is taken by solving the problems, such as above-mentioned auto-focusing to exist.For shooting
The basic reason of head focusing failure had both been due to the positive benefit in the present position of focus frame region 205 of cmos image acquisition module 201
In the full white region of colloidal-gold detecting-card.To solve the problem, cmos image acquisition module 201 can be moved left and right one by us
Lower position.As shown in figure 4, roundlet is the existing present position of collaurum detector CMOS camera 201, great circle is CMOS camera
201 moved to left according to direction 206 after new position, after displacement, the part of focus frame 205 is in two-dimension code area 204, so from structure
Mode add the black and white resolution capability of cmos image acquisition module 201, solve CMOS caused by focusing failure after adjustment
Image capture module 201 gathers problem of image blurring.
But in the case where organization plan has been shaped, the image module shifted versions shown in Fig. 4, it will be related to
The change of structure brings the change of mould, while changes the position of cmos image acquisition module 201, is only merely to solve image
The problem of collection is fuzzy in actual experiment detection, colloidal gold chart reader still need to take a significant amount of time focusing in picture with
And focusing is successfully fed back, not truly solves the problems, such as quick inspection.
In summary, we are not difficult to find out in existing colloidal gold chart reader, prolonged to examine the delivery time be real
A kind of existing control method quickly examined, more the serious is mistake to gather picture, causes the mistake for detecting data, waste of manpower
Material resources, it is also necessary to devote a tremendous amount of time the reason for looking for wrong data.
The content of the invention
The purpose of this utility model is to provide a kind of colloidal gold chart reader, can shorten detection time, prevent IMAQ
Module image error gathers, and inherently meets the quick inspection demand of user.
To achieve these goals, the utility model provides a kind of colloidal-gold detecting-card, the colloidal-gold detecting-card front
Including collaurum sample cell, CT lines visual window and two-dimension code area, the colloidal-gold detecting-card back side also include two positioning
Groove.
Further, the groove one is circle, and one is playground shape or rectangle.
Further, the diameter of the detent or width are 2mm.
The utility model also provides a kind of colloidal gold chart reader, and the colloidal gold chart reader includes being used to place collaurum
The test card slot of card is detected, image capture module is provided with above the test card slot, is set in the bottom of the test card slot
There is bulb plunger, the bulb plunger is used to position the colloidal-gold detecting-card.
Further, the specification of the bulb plunger is M3*4mm, wherein a diameter of 3mm of the bulb plunger, described
The length of bulb plunger is 4mm, a diameter of 2mm of stainless steel ball.
Further, described image acquisition module to focus image capture module, adopt by the image of described image acquisition module
Collect the CT lines visual window and two-dimension code area of colloidal-gold detecting-card described in region overlay.
Further, the focal length that described image acquisition module is is 45 ~ 55mm.
Further, the focal length that described image acquisition module is is 50mm.
Colloidal gold chart reader of the present utility model, using new colloidal-gold detecting-card fixed form, remove motor and infrared
The sensing of module, this two-part cost is greatly reduced while stability of instrument and detection speed is improved.Secondly
The cmos image acquisition module of auto-focusing is focused to the cmos image acquisition module of mode instead, module eliminates focusing in itself
Motor, the cost of equipment is also reduced while stability of instrument and detection speed is improved.
Brief description of the drawings
Fig. 1 is hand-held colloidal gold chart reader；
Fig. 2 is contact schematic diagram of the existing colloidal-gold detecting-card with neck；
Fig. 3 is cmos image acquisition module focusing detects schematic diagram；
Fig. 4 is image capture module shifted versions schematic diagram；
Fig. 5 focuses cmos image acquisition scheme for the present invention's；
Fig. 6 is the design of the test card slot of the colloidal gold chart reader of the present invention；
Fig. 7 is the groove design at colloidal-gold detecting-card back of the present utility model.
Embodiment
Fig. 5 focuses cmos image acquisition scheme for the present invention's.Focusing image capture module 402 needs to photograph collaurum
The image acquisition region 403 of detection card 404, image acquisition region 403 include two-dimension code area 406 and CT lines viewing area
405.Constantly tested by test method(s), adjustment focuses the place plane 401 of image capture module 402 and colloidal-gold detecting-card 404
The distance between plane, while the volume of chart scanner is taken into account, focus the place plane 401 of image capture module 402 and examined with collaurum
It is proper between 45mm ~ 55mm to survey the distance between the plane of card 404.The present embodiment takes in-between value 50mm, so, fixed
The focal length of burnt image capture module 402 is 50mm, under the conditions of this fixed range so that focuses cmos image acquisition module
402 IMAQs are clear, and chart scanner volume itself is also suitable, facilitates user to carry.Focus cmos image acquisition module 402
It is determined that can directly be customized after fixed range 50mm collection distances, colloidal gold chart reader directly gathers picture when detecting, from basic
The upper time for cancelling focusing and focusing feedback, collection picture are clear.
Fig. 6 is the design of the test card slot of the colloidal gold chart reader of the present invention.Design includes 2 M3*4mm
Bulb plunger 502, wherein, a diameter of 3mm of plunger, the length of plunger is 4mm, a diameter of 2mm of stainless steel ball.Each ball
Headpin plug 502 includes spring 508 and stainless steel ball 509, and stainless steel ball 509 is used for the groove with colloidal-gold detecting-card 501
Region 506 is engaged.The bulb plunger 502 on the left side shown in figure is used for positioning colloidal-gold detecting-card 501, it is ensured that collaurum detects
Two-dimension code area 504 and CT lines display channel 505 on card 501 are entirely fallen within cmos image pickup area 507, and the ball on the right
Headpin plug 502 is then used for fixing colloidal-gold detecting-card 501, for preventing the gap due to collaurum neck 503 from causing collaurum
Detection card 501 rocks.When colloidal-gold detecting-card 501 turns left insertion collaurum neck 503, colloidal-gold detecting-card 501 is pushed down not
Rust steel ball 509 down withstands spring stress, and only when colloidal-gold detecting-card 501 aligns completely, stainless steel ball 509 is just
Withstand well in the groove on detection card, reach fixation.
Fig. 7 is the groove design at colloidal-gold detecting-card back of the present utility model.Circular groove 5061 be used for not
Rust steel ball 509 coordinates to position colloidal-gold detecting-card, and playground connected in star 5062 is used to coordinate to limit with stainless steel ball 509
The swing of colloidal-gold detecting-card, different colloidal-gold detecting-card so more more compatible than common two circular grooves.Playground shape
Groove 5062 can also be rectangle or other shapes.
Coordinate that to solve instrument fast using cmos image acquisition scheme and the colloidal-gold detecting-card groove scheme recited above of focusing
Speed is examined, it is possible to increase detection speed, positive effect.
Finally it should be noted that：Above example is only to illustrative and not limiting the technical solution of the utility model, ability
The utility model can be modified by the those of ordinary skill in domain or equivalent substitution, without departing from spirit of the present utility model
With any modification or partial replacement of scope, it all should cover in claims of the present utility model.
Claims (8)
1. a kind of colloidal-gold detecting-card, the colloidal-gold detecting-card front includes collaurum sample cell, CT lines visual window and two
Tie up code region, it is characterised in that the colloidal-gold detecting-card back side also includes two detents.
2. colloidal-gold detecting-card as claimed in claim 1, it is characterised in that the groove one is circle, and one is playground
Shape or rectangle.
3. the colloidal-gold detecting-card as described in any one in claim 1 to 2, it is characterised in that the detent it is straight
Footpath or width are 2mm.
4. a kind of colloidal gold chart reader, the colloidal gold chart reader includes being used for the test card slot for placing colloidal-gold detecting-card,
Image capture module is provided with above the test card slot, it is characterised in that the bottom of the test card slot is provided with bulb
Plunger, the bulb plunger are used to position the colloidal-gold detecting-card.
5. colloidal gold chart reader as claimed in claim 4, it is characterised in that the specification of the bulb plunger is M3*4mm, its
Described in bulb plunger a diameter of 3mm, the length of the bulb plunger is 4mm, a diameter of 2mm of stainless steel ball.
6. colloidal gold chart reader as claimed in claim 4, it is characterised in that described image acquisition module is to focus IMAQ
Module, the image acquisition region of described image acquisition module cover CT lines visual window and the Quick Response Code area of the colloidal-gold detecting-card
Domain.
7. colloidal gold chart reader as claimed in claim 6, it is characterised in that the focal length that described image acquisition module is is 45 ~
55mm。
8. colloidal gold chart reader as claimed in claim 7, it is characterised in that the focal length that described image acquisition module is is
50mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720295647.0U CN207114551U (en) | 2017-03-24 | 2017-03-24 | A kind of colloidal-gold detecting-card and corresponding colloidal gold chart reader |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720295647.0U CN207114551U (en) | 2017-03-24 | 2017-03-24 | A kind of colloidal-gold detecting-card and corresponding colloidal gold chart reader |
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| CN207114551U true CN207114551U (en) | 2018-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019100670A1 (en) * | 2017-11-21 | 2019-05-31 | 深圳市金准生物医学工程有限公司 | Strip-shaped test card fixing and positioning device |
-
2017
- 2017-03-24 CN CN201720295647.0U patent/CN207114551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019100670A1 (en) * | 2017-11-21 | 2019-05-31 | 深圳市金准生物医学工程有限公司 | Strip-shaped test card fixing and positioning device |
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