CN202126405U - Dry chemical detecting plate - Google Patents
Dry chemical detecting plate Download PDFInfo
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- CN202126405U CN202126405U CN2011201035796U CN201120103579U CN202126405U CN 202126405 U CN202126405 U CN 202126405U CN 2011201035796 U CN2011201035796 U CN 2011201035796U CN 201120103579 U CN201120103579 U CN 201120103579U CN 202126405 U CN202126405 U CN 202126405U
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- dry chemical
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Abstract
The utility model discloses a dry chemical detecting plate; one end of the dry chemical detecting plate is a detecting end; the other end of the dry chemical detecting plate is a taking end; the dry chemical detecting plate comprises a shell cover (1), a shell body (2), a connecting structure (3), a filtering layer (6), a substrate layer (7) and a color development layer (8), wherein a connecting structure (3) which can be coordinated and fastened is arranged between the shell cover (1) and the shell body (2) in a corresponding way; when the connecting structure is fastened, a containing cavity is formed; a through-hole shaped liquid adding hole (4) is arranged at the detecting end of the shell cover (1); correspondingly, a through-hole shaped detecting hole (5) is arranged at the detecting end of the shell body (2); and the filtering layer (6), the substrate layer (7) and the color development layer (8) are sequentially arranged in the containing cavity between the shell cover (1) and the shell body (2) at the liquid adding hole (4) and the detecting hole (5) from top to bottom. The dry chemical detecting plate has simple structure and low production cost, is not easy to damage, is convenient to use, can be used for the quantitative determination of biochemistry indexes of liquid sample and is not affected by impurities in air during detection.
Description
Technical field
The utility model relates to the in-vitro clinical diagnostic reagent field, relates in particular to a kind of dry chemical check-out console.
Background technology
At present, the dry chemical testing product that is used to measure biochemical indicator both at home and abroad mainly contains two types of detector bar and check-out consoles.First kind product structure is simple; For example grant number is that the Chinese patent of ZL200720073442.4 provides a kind of drying chemical reagent paper; Sandwich is provided with substrate layer and color layer successively between the upper and lower supporting layer (every layer thickness is 100～250 μ m) of strip; This drying chemical reagent paper is thin, soft and do not have shell protection, therefore in packing, transportation and use, is subject to destruction.Second series products adds hard structure; Can protect test strips to a certain extent; For example application number is that the one Chinese patent application of CN200810196185.2 provides a kind of multifunctional dry plate test board, wherein adds rigid stent, but this check-out console structure is too complicated; Production cost is higher, and wherein minor structure such as cushion is fragile.In addition, existing product is Open architecture, and promptly wherein test strips partly is exposed in the air, is vulnerable to the influence of dust in the air or other impurity.
The utility model content
For addressing the above problem, the utility model aims to provide a kind of dry chemical check-out console, and this dry chemical check-out console is closed, simple in structure, and not fragile, production cost is low, and is easy to use, can be used for the biochemical indicator in the quantitative measurement fluid sample.
A kind of dry chemical check-out console that the utility model provides, an end is the test side, an end is the end of taking; Comprise: cap 1, housing 2, syndeton 3, filtering layer 6, substrate layer 7, color layer 8; Wherein, be provided with the syndeton 3 that can cooperate fastening between cap 1 and the housing 2 accordingly, form containing cavity during fastening; The test side of cap 1 is provided with the liquid filling hole 4 of through-hole form; Accordingly, the test side of housing 2 is provided with the detection hole 5 of through-hole form, has stacked gradually filtering layer 6, substrate layer 7 and color layer 8 from top to bottom in the cap 1 in liquid filling hole 4 and detection hole 5 and the containing cavity between the housing 2.
The dry chemical check-out console shape that the utility model provides is not limit, and comprises the test side and takes end.Preferably, the dry chemical check-out console is a strip, and an end is the test side, and the other end is the end of taking.Also preferably, the dry chemical check-out console is the T font, and wherein the two ends of a word structure are the test side, is the end of taking perpendicular to the vertical structure outer end of a word structure.
Can be separated from each other or fasten between cap 1 and the housing 2.Preferably, it is rectangular parallelepiped that cap 1 fastens the back with housing 2, long 6～8cm, wide 1.5～2.5cm, high 4～6mm.When cap 1 is integrally formed through syndeton 3 fastenings with housing 2, its inner containing cavity that forms.Syndeton 3 can connect, pin to connect and in closely connecting one or more such as be connected with interference (cap 1 stably is covered in housing 2 for bolt; Need firmly to take off a little); Even also can be non-tight connection (cap 1 stably is covered in housing 2, can take off easily).Preferably, syndeton 3 is to patch hole-latch structure that form cooperates.For example, cap 1 lower surface is provided with pore structure, and accordingly, housing 2 upper surfaces are provided with latch structure, and this pore structure and the latch structure form that can patch cooperates, keep between cap 1 and the housing 2 not can occurred level relatively move.
The quantity of syndeton 3 is not limit.Preferably, the quantity of the quantity of syndeton 3 is 2, is distributed in the test side and takes end, promptly be equipped with 1 syndeton 3 between the test side of cap 1 and housing 2, and taking of cap 1 and housing 2 also is equipped with 1 syndeton 3 between the end.Also preferably, the quantity of the quantity of syndeton 3 is a plurality of (3～10), around being arranged on cap 1 and housing 2 interior peripheries.
The test side of cap 1 and housing 2 is provided with the liquid filling hole 4 and detection hole 5 of through-hole form respectively accordingly.Liquid filling hole 4 is not limit with the shape that detects hole 5, can (diameter is 3～6mm), square or rectangular etc. for circle hole shape.Liquid filling hole 4 is used for appearance, detects hole 5 and is used to observe detection zone change in color and the variation of measuring optical density.
Filtering layer 6, substrate layer 7 and color layer 8 have been stacked gradually from top to bottom in the cap 1 at liquid filling hole 4 and detection 5 places, hole and the containing cavity between the housing 2.Wherein, the effect of filtering layer 6 is to filter red blood cell and avoid haemolysis, and its material can be the film of various filterablenesses etc.Substrate layer 7 and with color layer 8 be referred to as responding layer (or reagent layer).Substrate layer 7 can be loaded with zymolyte for the carrier of short textures such as spun glass, various filter paper or nonwoven fabrics above it.Color layer 8 also can be various filter paper, nonwoven fabrics or synthetic film etc.From the liquid filling hole 4 after the appearance; Testing sample infiltrates into substrate layer 7 after filtering through filtering layer 6; Substrate layer 7 zymolytes infiltrate into color layer 8 with testing sample after receiving testing sample; Enzyme decomposes substrate and discharges the chromogen label, makes color layer 8 colors change, and carries out the assaying reaction result from detecting hole 5.
Mutual bonding formation indicator paper block between filtering layer 6, substrate layer 7 and the color layer 8.The cross-sectional area of color layer 8 is greater than the cross-sectional area that detects hole 5, and preferably, the upper surface of housing 2 is provided with locating stop piece 9 at least one side of color layer 8, is used to limit filtering layer 6, substrate layer 7 and color layer 8 and is subjected to displacement.The thickness of the thinner thickness of filtering layer 6, substrate layer 7 and color layer 8 (being 200～500 μ m) after cap 1 and housing 2 fasten is (thinner for 4～6mm); Therefore; Preferably; The lower surface at cap 1 upper edge liquid filling hole 4 edges extends diversion trench downwards, and testing sample is guided on the filtering layer 6, can suitably push down filtering layer 6 simultaneously and prevent that filtering layer 6 is to top offset.
The dry chemical check-out console of said structure is mainly used in the mensuration of whole blood.If be used to detect serum or urine sample sample, can omit filtering layer 6.
Form enclosure spaces with filtering layer 6 and color layer 8 when cap 1 fastens with housing 2, do not receive the influence of impurity in the air when having guaranteed detection.
For avoiding hand-held taking to skid when holding, preferably, the end outside surface of taking of cap 1 and/or housing 2 all can be provided with rough layer.Also preferably, the end upper surface of taking of cap 1 and/or housing 2 is provided with and is beneficial to the groove of controlling.
Also preferably, the end of taking of cap 1 is provided with locator protrusions 11, is used to confirm whether the test side has inserted the dry type Biochemical Analyzer fully.
For improving the efficient that dry chemical detects, preferably, liquid filling hole 4, detection hole 5 and middle range upon range of filtering layer 6, substrate layer 7 and color layer 8 thereof are many groups; The quantity that is liquid filling hole 4 on the cap 1 is a plurality of; Accordingly, the quantity that detects hole 5 on the housing 2 also is a plurality of, and accordingly; Stack gradually filtering layer 6, substrate layer 7 and color layer 8 between the cap 1 at liquid filling hole 4 and detection 5 places, hole and the housing 2 from top to bottom also for many groups, can be used for measuring simultaneously a plurality of testing samples.More preferably; Liquid filling hole 4, detection hole 5 and middle range upon range of filtering layer 6, substrate layer 7 and color layer 8 thereof are 2 groups, and promptly the quantity of liquid filling hole 4 is 2 on the cap 1, accordingly; The quantity that detects hole 5 on the housing 2 also is 2; And accordingly, having stacked gradually filtering layer 6, substrate layer 7 and color layer 8 from top to bottom between the cap 1 at liquid filling hole 4 and detection 5 places, hole and the housing 2 is 2 groups also, can be used for measuring simultaneously 2 testing samples.For example, when the dry chemical check-out console was the T font, wherein word structure two ends were the test side, 1 group of liquid filling hole 4 is set respectively on two test sides, detects hole 5 and middle range upon range of filtering layer 6, substrate layer 7 and color layer 8.
The method of application of the dry chemical check-out console that the utility model provides is following: fluid test sample is directly gone up appearance to liquid filling hole 4, behind the question response number minute, observe through the dry type Biochemical Analyzer and to detect hole 5 place's change in color and the variation of measuring optical density.In the dry chemical check and analysis method, appearance causes specific chemical reaction with the moisture of sample as solvent, thereby presents chemical change behind the solid phase reaction carrier of the drying that is loaded with chemistry or biological reagent on the fluid test sample.
A kind of dry chemical check-out console that the utility model provides has following beneficial effect: simple in structure, not fragile, production cost is low, and is easy to use, can be used for the biochemical indicator in the quantitative measurement fluid sample, do not receive the influence of impurity in the air during detection.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of the utility model embodiment one;
Fig. 2 is the vertical view of the utility model embodiment one;
Fig. 3 is the upward view of the utility model embodiment one;
Fig. 4 is the vertical view of the utility model embodiment two.
Mark is following among the figure: 1, cap; 2, housing; 3, syndeton; 4, liquid filling hole; 5, detect the hole; 6, filtering layer; 7, substrate layer; 8, color layer; 9, locating stop piece and 11, locator protrusions.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment will be carried out clear, intactly description.Obviously, the accompanying drawing in describing below only is several embodiment of the utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Embodiment one:
Visible in conjunction with Fig. 1～Fig. 3, a kind of strip dry chemical check-out console, an end is the test side, an end is the end of taking, and comprising: cap 1, housing 2, syndeton 3, filtering layer 6, substrate layer 7, color layer 8.Wherein, Can be separated from each other or fasten between cap 1 and the housing 2; Be provided with syndeton 3 in the test side respectively accordingly with the end of taking therebetween with the hole-latch structure that patches the form cooperation, when cap 1 is integrally formed through syndeton 3 fastenings with housing 2, its inner containing cavity that forms.The test side of cap 1 and housing 2 is provided with the liquid filling hole 4 and detection hole 5 of square through hole form respectively accordingly, has stacked gradually filtering layer 6, substrate layer 7 and color layer 8 from top to bottom in the cap 1 at liquid filling hole 4 and detection 5 places, hole and the containing cavity between the housing 2.The cross-sectional area of color layer 8 is greater than the cross-sectional area that detects hole 5.The upper surface of housing 2 is provided with locating stop piece 9 by responding layer, is used for the limited reactions layer and is subjected to displacement.The end of taking of cap 1 is provided with locator protrusions 11, is used to confirm whether the test side has inserted the dry type Biochemical Analyzer fully.
Embodiment two:
Visible in conjunction with Fig. 4, a kind of T font dry chemical check-out console, wherein the two ends of a word structure are the test side, are the end of taking perpendicular to the vertical structure outer end of a word structure.One group of liquid filling hole 4 (being respectively 41 and 42) is set respectively on two test sides, detects hole 5 and middle range upon range of filtering layer 6, substrate layer 7 and color layer 8, detect simultaneously and can improve the dry chemical detection efficiency.Other structure is with embodiment one.
A kind of dry chemical check-out console that the utility model provides has following beneficial effect: simple in structure, not fragile, production cost is low, and is easy to use, can be used for the biochemical indicator in the quantitative measurement fluid sample, do not receive the influence of impurity in the air during detection.
Above disclosedly be merely some kinds of preferred embodiments of the utility model; Certainly can not limit the interest field of the utility model with this; One of ordinary skill in the art will appreciate that all or part of flow process that realizes the foregoing description; And according to the equivalent variations that the utility model claim is done, the scope that still belongs to utility model and contained.
Claims (9)
1. dry chemical check-out console, an end is the test side, an end is the end of taking; It is characterized in that, comprising: cap (1), housing (2), syndeton (3), filtering layer (6), substrate layer (7), color layer (8), wherein; Be provided with the syndeton (3) that can cooperate fastening between cap (1) and the housing (2) accordingly; Form containing cavity during fastening, the test side of cap 1 is provided with the liquid filling hole of through-hole form (4), accordingly; The test side of housing (2) is provided with the detection hole (5) of through-hole form, has stacked gradually filtering layer (6), substrate layer (7) and color layer (8) from top to bottom in cap (1) that liquid filling hole (4) and detection hole (5) are located and the containing cavity between the housing (2).
2. dry chemical check-out console as claimed in claim 1 is characterized in that, said dry chemical check-out console is strip or T font.
3. dry chemical check-out console as claimed in claim 1 is characterized in that, said syndeton (3) is to patch hole-latch structure that form cooperates.
4. dry chemical check-out console as claimed in claim 1 is characterized in that, the quantity of said syndeton (3) is a plurality of.
5. dry chemical check-out console as claimed in claim 1 is characterized in that, said cap (1) is set to the bending fold type.
6. dry chemical check-out console as claimed in claim 1 is characterized in that, the end outside surface of taking of said cap (1) and/or housing (2) is provided with rough layer.
7. dry chemical check-out console as claimed in claim 1 is characterized in that, said liquid filling hole (4), detection hole (5) and middle range upon range of filtering layer (6), substrate layer (7) and color layer (8) thereof are many groups.
8. dry chemical check-out console as claimed in claim 1 is characterized in that, the upper surface of said housing (2) is provided with locating stop piece (9) at least one side of color layer (8).
9. dry chemical check-out console as claimed in claim 1 is characterized in that, the end of taking of said cap (1) is provided with locator protrusions (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201035796U CN202126405U (en) | 2011-04-11 | 2011-04-11 | Dry chemical detecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201035796U CN202126405U (en) | 2011-04-11 | 2011-04-11 | Dry chemical detecting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202126405U true CN202126405U (en) | 2012-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201035796U Expired - Fee Related CN202126405U (en) | 2011-04-11 | 2011-04-11 | Dry chemical detecting plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN202126405U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707061A (en) * | 2012-06-18 | 2012-10-03 | 深圳市博卡生物技术有限公司 | Gold immunochromatographic assay quantitative detection test paper and detection method |
| CN102998440A (en) * | 2012-12-28 | 2013-03-27 | 闫志文 | Dry chemical multinomial detecting device |
| CN108717043A (en) * | 2018-05-29 | 2018-10-30 | 安徽省环境监测中心站 | A kind of nitrite detection plate |
| CN109632774A (en) * | 2018-11-22 | 2019-04-16 | 广州万孚生物技术股份有限公司 | Dry chemical detection sensor and preparation method thereof |
| CN109916894A (en) * | 2019-04-12 | 2019-06-21 | 吉林省汇酉生物技术股份有限公司 | A kind of dry chemistry reagent piece and preparation method thereof quantitative determining concentration of glucose |
| CN109916891A (en) * | 2019-04-12 | 2019-06-21 | 吉林省汇酉生物技术股份有限公司 | A kind of dry chemistry reagent piece and preparation method thereof quantitative determining uric acid concentration |
-
2011
- 2011-04-11 CN CN2011201035796U patent/CN202126405U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707061A (en) * | 2012-06-18 | 2012-10-03 | 深圳市博卡生物技术有限公司 | Gold immunochromatographic assay quantitative detection test paper and detection method |
| CN102998440A (en) * | 2012-12-28 | 2013-03-27 | 闫志文 | Dry chemical multinomial detecting device |
| CN108717043A (en) * | 2018-05-29 | 2018-10-30 | 安徽省环境监测中心站 | A kind of nitrite detection plate |
| CN109632774A (en) * | 2018-11-22 | 2019-04-16 | 广州万孚生物技术股份有限公司 | Dry chemical detection sensor and preparation method thereof |
| CN109916894A (en) * | 2019-04-12 | 2019-06-21 | 吉林省汇酉生物技术股份有限公司 | A kind of dry chemistry reagent piece and preparation method thereof quantitative determining concentration of glucose |
| CN109916891A (en) * | 2019-04-12 | 2019-06-21 | 吉林省汇酉生物技术股份有限公司 | A kind of dry chemistry reagent piece and preparation method thereof quantitative determining uric acid concentration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20190411 |