CN218481524U - Colloidal gold test card shell - Google Patents
Colloidal gold test card shell Download PDFInfo
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- CN218481524U CN218481524U CN202123087727.2U CN202123087727U CN218481524U CN 218481524 U CN218481524 U CN 218481524U CN 202123087727 U CN202123087727 U CN 202123087727U CN 218481524 U CN218481524 U CN 218481524U
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Abstract
The utility model discloses a colloidal gold test card shell, relating to the technical field of colloidal gold test; the device comprises a lower shell, an upper shell, a connecting mechanism for connecting the upper shell and the lower shell together, a drip hole and an observation window which are positioned on the upper shell, and a limiting mechanism which is fixedly connected in the lower shell and used for limiting a detection test tool; the upper shell and the lower shell are made of polystyrene resin; the limiting mechanism comprises a convex strip, end limiting bulges positioned at two ends of the convex strip and side limiting bulges positioned at two opposite sides of the convex strip; the inner edge of the drip hole is fixedly connected with a first flange, and the inner edge of the observation window is fixedly connected with a second flange. The utility model has the advantages that: the upper shell and the lower shell are made of polystyrene resin; the pressure resistance is good, the toughness is strong, and the colloidal gold detection test strip can be effectively protected.
Description
Technical Field
The utility model belongs to the technical field of the colloidal gold test, in particular to colloidal gold test card shell.
Background
The colloidal gold immunochromatography technology was developed in the last 80 th century. In 1971, faulk and Taylor introduced colloidal gold into immunochemistry, and thereafter, the method has been widely used in many fields such as drug detection, biomedicine, and the like. At present, about more than hundreds of commercial colloidal gold kits are sold at home and abroad, such as the most common early pregnancy test paper, gonorrhea test box and the like. The rapid colloidal gold detection technology is a new detection technology and is currently applied to a plurality of fields such as veterinary drug residue detection, clinical disease detection, drug detection and the like. With widespread use, the technology gradually tends to mature. In clinical detection, a commercialized test strip formed by a colloidal gold immunoassay technology needs protection of an external card shell, so that chromatography test can be more effectively carried out.
The existing clamping shell has poor shock resistance.
Disclosure of Invention
The utility model aims at overcoming the above shortcoming of prior art, provide a colloidal gold test card shell.
In order to realize the purpose, the utility model adopts the following technical scheme:
a colloidal gold test card shell comprises a lower shell, an upper shell, a connecting mechanism for connecting the upper shell and the lower shell together, a liquid dropping port and an observation window which are positioned on the upper shell, and a limiting mechanism which is fixedly connected in the lower shell and used for limiting a test tool; the upper shell and the lower shell are made of polystyrene resin; the limiting mechanism comprises a convex strip, end limiting bulges positioned at two ends of the convex strip and side limiting bulges positioned at two opposite sides of the convex strip; the end limiting bulge is used for limiting the axial direction of the detection test tool; the side limiting bulge is used for limiting the detection test tool laterally; the convex strip is used for supporting the lower side of the detection tool; the liquid dropping port is used for dropping a sample onto the detection tool, and the observation window is used for displaying a chromatography result on the detection tool; the inner edge of the drip port is fixedly connected with a first flanging used for limiting the detection test tool on the raised strip, and the inner edge of the observation window is fixedly connected with a second flanging used for limiting the detection test tool on the raised strip.
Preferably, the connecting mechanism comprises a plug bush fixedly connected in the lower shell and a plug rod fixedly connected in the upper shell and used for being inserted into the plug bush.
Preferably, the end limiting bulge is divided into a first bulge and a second bulge; the first bulge and the second bulge are respectively positioned at two ends of the convex strip; the first bulge is in a U shape matched with the end part of the detection test tool; the second bulge comprises a supporting block for supporting the lower side of the end part of the detection test tool and an end block for abutting against the end part of the detection test tool; the side limiting bulge comprises two first side blocks positioned at two opposite sides of the middle part of the raised line and two second side blocks positioned between the raised line and the second bulge; the second side block comprises a supporting plate fixedly connected with the lower shell and a side block fixedly connected to one side of the supporting plate and used for supporting the side face of the detection test tool; the supporting plate is parallel to the convex strip, and a cross beam used for supporting the lower side of the detection tool is arranged between the second side blocks.
Preferably, the area of one end, close to the lower shell, of the first flanging is smaller than that of the other end of the first flanging, and the area of one end, close to the lower shell, of the second flanging is smaller than that of the other end of the second flanging.
Preferably, a squeezing plate for limiting the detection test tool on the convex strip is fixedly connected in the upper shell, the squeezing plate is perpendicular to the convex strip, and the squeezing plate is located between the observation window and the liquid dropping port.
Preferably, a plurality of extrusion keys for limiting the detection test tool on the cross beam are fixedly connected in the upper shell.
Preferably, an inclined plane is arranged at one end, close to the first protrusion, of the convex strip; when the lower shell is matched with the upper shell, the inclined plane corresponds to the position of the drip hole, one end of the inclined plane with higher height corresponds to one side of the drip hole close to the observation window, and the other end of the inclined plane is connected with the bottom of the lower shell and the first bulge.
The beneficial effects of the utility model are that: the upper shell and the lower shell are made of polystyrene resin; the pressure resistance is good, the toughness is strong, and the colloidal gold detection test strip can be effectively protected. When the detection device is used, the periphery of the detection test tool is surrounded by the first protrusion, the second protrusion, the first side block and the second side block, so that the detection test tool is prevented from deviating, the design of the inclined plane prevents the sample (especially the viscous sample) from being excessive, the proper amount of sample flows to the other end of the detection test tool, and the better chromatography effect is ensured.
Drawings
FIG. 1 is a top view of a lower housing and an upper housing when assembled together;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic view of the upper housing;
FIG. 4 is a schematic view of the lower housing;
fig. 5 is a schematic view of the test fixture placed in the lower housing.
In the figure: the device comprises a lower shell 1, an upper shell 2, a liquid dropping port 3, an observation window 4, a detection test tool 5, a first flanging 6, a second flanging 7, an inserting sleeve 8, an inserting rod 9, a first protrusion 10, a supporting block 11, an end block 12, a first side block 13, a supporting plate 14, a side block 15, a convex strip 16, an extrusion plate 17, an extrusion key 18, a cross beam 19 and an inclined plane 20.
Detailed Description
The invention will be further explained in detail with reference to the drawings and the following detailed description:
example (b):
referring to fig. 1 to 5, a colloidal gold test card shell comprises a lower shell 1, an upper shell 2, a connecting mechanism for connecting the upper shell 2 and the lower shell 1 together, a liquid dropping port 3 and an observation window 4 which are positioned on the upper shell 2, and a limiting mechanism which is fixedly connected in the lower shell 1 and is used for limiting a test tool 5;
the upper shell and the lower shell are made of polystyrene resin;
the limiting mechanism comprises a convex strip 16, end limiting bulges positioned at two ends of the convex strip 16 and side limiting bulges positioned at two opposite sides of the convex strip 16;
the end limiting bulge is used for limiting the axial direction of the detection test tool 5;
the side limiting bulge is used for laterally limiting the detection test tool 5;
the convex strip 16 is used for supporting the lower side of the test tool 5;
the dropping liquid port 3 is used for dropping a sample onto the detection tool 5, and the observation window 4 is used for displaying a chromatography result on the detection tool 5;
the inner edge of the drip port 3 is fixedly connected with a first flanging 6 used for limiting the detection test tool 5 on the raised strip 16, and the inner edge of the observation window 4 is fixedly connected with a second flanging 7 used for limiting the detection test tool 5 on the raised strip 16.
The connecting mechanism comprises an inserting sleeve 8 fixedly connected in the lower shell 1 and an inserting rod 9 fixedly connected in the upper shell 2 and used for inserting the inserting sleeve 8.
Dividing the end limiting bulge into a first bulge 10 and a second bulge;
the first protrusion 10 and the second protrusion are respectively located at two ends of the convex strip 16;
the first bulge 10 is in a U shape matched with the end part of the detection test tool 5;
the second projection comprises a supporting block 11 for supporting the lower side of the end part of the test tool 5 and an end block 12 for abutting against the end part of the test tool 5;
the side limiting bulges comprise two first side blocks 13 positioned at two opposite sides of the middle part of the convex strip 16 and two second side blocks positioned between the convex strip 16 and the second bulges;
the second side block comprises a supporting plate 14 fixedly connected with the lower shell 1 and a side block 15 fixedly connected with one side of the supporting plate 14 and used for supporting the side surface of the detection test tool 5;
the support plates 14 are parallel to the ribs 16, and a cross member 19 for supporting the underside of the test fixture 5 is provided between the second side blocks.
The area of one end of the first flanging 6 close to the lower shell 1 is smaller than that of the other end, and the area of one end of the second flanging 7 close to the lower shell 1 is smaller than that of the other end.
An extrusion plate 17 used for limiting the detection tool 5 on the convex strip 16 is fixedly connected in the upper shell 2, the extrusion plate 17 is perpendicular to the convex strip 16, and the extrusion plate 17 is positioned between the observation window 4 and the drip port 3.
A plurality of extrusion keys 18 for limiting the detection test tool 5 on a cross beam 19 are fixedly connected in the upper shell 2.
One end of the convex strip 16 close to the first bulge 10 is provided with an inclined plane 20;
when lower casing 1 and last casing 2 cooperate, inclined plane 20 and drip mouth 3 position correspond, and the higher one end of inclined plane 20 height corresponds with drip mouth 3 one side near observation window 4, and the other end is connected with lower casing 1 bottom, first arch 10 simultaneously.
Principle of embodiment:
the upper shell and the lower shell are made of polystyrene resin; the compression resistance is good, the toughness is strong, and the colloidal gold detection test strip can be effectively protected.
When the test device is used, the test device 5 is firstly placed on the convex strip 16 of the lower shell 1, the test device can be a test paper or a test box, the test paper is taken, referring to fig. 5, the test device 5 is surrounded by the first bulge 10, the second bulge, the first side block 13 and the second side block around, so that the test device 5 is prevented from deviating, then the upper shell 2 is arranged on the lower shell 1 after the inserting sleeve 8 and the inserting rod 9 are aligned, the test device 5 is limited on the convex strip 16 by the first flanging 6, the extrusion plate 17 and the second flanging 7, the test device is limited on the cross beam 19 by the extrusion key 18, then the sample is dripped onto the test device from the dripping port 3, the design of the inclined plane 20 prevents the sample (particularly viscous sample) from being excessive, so that a proper amount of the sample flows to the other end of the test device, and a good chromatography effect is ensured.
Claims (7)
1. A colloidal gold test card shell is characterized by comprising a lower shell, an upper shell, a connecting mechanism for connecting the upper shell and the lower shell together, a liquid dropping port and an observation window which are positioned on the upper shell, and a limiting mechanism which is fixedly connected in the lower shell and used for limiting a detection test tool;
the upper shell and the lower shell are made of polystyrene resin;
the limiting mechanism comprises a convex strip, end limiting bulges positioned at two ends of the convex strip and side limiting bulges positioned at two opposite sides of the convex strip;
the end limiting bulge is used for limiting the axial direction of the detection test tool;
the side limiting bulge is used for limiting the detection test tool laterally;
the convex strip is used for supporting the lower side of the detection tool;
the liquid dropping port is used for dropping a sample onto the detection tool, and the observation window is used for displaying a chromatography result on the detection tool;
the inner edge of the drip port is fixedly connected with a first flanging used for limiting the detection test tool on the raised line, and the inner edge of the observation window is fixedly connected with a second flanging used for limiting the detection test tool on the raised line.
2. The colloidal gold test card shell of claim 1, wherein the connecting mechanism comprises a plug bush fixedly connected in the lower shell and a plug rod fixedly connected in the upper shell and used for inserting the plug bush.
3. The colloidal gold test card case of claim 1, wherein the end-limiting protrusions are divided into first protrusions and second protrusions;
the first bulge and the second bulge are respectively positioned at two ends of the convex strip;
the first bulge is in a U shape matched with the end part of the detection test tool;
the second bulge comprises a supporting block for supporting the lower side of the end part of the detection test tool and an end block for abutting against the end part of the detection test tool;
the side limiting bulge comprises two first side blocks positioned on two opposite sides of the middle part of the raised line and two second side blocks positioned between the raised line and the second bulge;
the second side block comprises a supporting plate fixedly connected with the lower shell and a side block fixedly connected to one side of the supporting plate and used for supporting the side face of the detection test tool;
the supporting plate is parallel to the convex strip, and a cross beam used for supporting the lower side of the detection tool is arranged between the second side blocks.
4. The colloidal gold test card shell of claim 3, wherein the area of the first flange at the end near the lower shell is smaller than the area of the other end, and the area of the second flange at the end near the lower shell is smaller than the area of the other end.
5. The colloidal gold test card shell of claim 4, wherein a compression plate for limiting the test tool on the raised strip is fixedly connected in the upper shell, the compression plate is perpendicular to the raised strip, and the compression plate is positioned between the observation window and the dropping port.
6. A colloidal gold test card shell according to claim 5, wherein a plurality of squeeze keys for limiting the test tool on the beam are fixedly connected in the upper shell.
7. The colloidal gold test card case of claim 5, wherein the end of the raised line adjacent to the first protrusion is provided with a bevel;
when lower casing and last casing cooperation, the inclined plane corresponds with the drip position, and the higher one end of inclined plane height corresponds with the one side that the drip is close to the observation window, and the other end is connected with lower casing bottom, first arch simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123087727.2U CN218481524U (en) | 2021-12-08 | 2021-12-08 | Colloidal gold test card shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123087727.2U CN218481524U (en) | 2021-12-08 | 2021-12-08 | Colloidal gold test card shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218481524U true CN218481524U (en) | 2023-02-14 |
Family
ID=85163422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123087727.2U Active CN218481524U (en) | 2021-12-08 | 2021-12-08 | Colloidal gold test card shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218481524U (en) |
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2021
- 2021-12-08 CN CN202123087727.2U patent/CN218481524U/en active Active
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