CN215986091U

CN215986091U - NC membrane with slow aging speed

Info

Publication number: CN215986091U
Application number: CN202120816174.0U
Authority: CN
Inventors: 卞军; 苏冰冰; 孙振兴
Original assignee: Suzhou Tianshuo Health Technology Co ltd
Current assignee: Suzhou Tianshuo Health Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-03-08
Anticipated expiration: 2031-04-21

Abstract

The utility model provides an NC membrane with low aging speed, which relates to the technical field of NC membranes and comprises a bottom plate, wherein a sample pad is fixedly connected to the edge of the top of the bottom plate close to one side, one end of the sample pad is tilted, a rubber pad is fixed to the edge of the bottom of the sample pad close to one side, the bottom of the rubber pad is fixedly connected with the top of the bottom plate, one end of the rubber pad, which is far away from one side of the sample pad, is tilted, and water absorption filter paper is fixed to the edge of the top of the bottom plate, which is close to the other side. According to the utility model, the upper part structure temperature in the device is lower through the heat insulation effect of the upper heat insulation plate, so that the structure in the device is more stable, meanwhile, the lower part structure temperature in the device is lower through the heat insulation effect of the lower heat insulation plate, and then the effective components lost in the NC membrane body are absorbed through the first absorption holes and the second absorption holes, so that the aging speed of the NC membrane body is reduced, and the use efficiency of the device is improved.

Description

NC membrane with slow aging speed

Technical Field

The utility model relates to the technical field of NC (numerical control) membranes, in particular to an NC membrane with a slow aging speed.

Background

The nitrocellulose membrane is called NC membrane for short, is used as a carrier of a C/T line in the colloidal gold test paper, and is also the place where immunoreaction occurs. The NC membrane is one of the most important consumables in biological tests, the purchased raw material cellulose nitrate particles are a very common organic chemical, are dissolved to form mixed slurry, and the properties of the finally formed membrane are adjusted by adding a certain proportion of reagents into the slurry, and generally the NC membrane mainly comprises a buffer system dissolved by a surfactant, a high molecular polymer, a salt ion, a forming agent and the like. Different manufacturers add different formulations of solutions, resulting in product differences. The prepared homogenate is passed through a roller to form a thin film which is spread on a very smooth planar support. The process is very similar to papermaking.

However, in the prior art, when the conventional NC membrane is used, effective components in the NC membrane are evaporated due to a high ambient temperature and the like, and further, the NC membrane is used more and more inefficiently, so that the aging speed of the NC membrane is increased, the working efficiency of the device is reduced, and the use efficiency of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and can effectively prevent the effective components in the NC membrane from evaporating, reduce the aging degree of the NC membrane and ensure that the using effect of the device is better.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a slow NC membrane of ageing speed, includes the bottom plate, the top of bottom plate is close to one side edge fixedly connected with sample pad, and the one end perk of sample pad, the bottom of sample pad is close to one side edge and is fixed with the rubber pad, and the top fixed connection of the bottom of rubber pad and bottom plate to one side perk of sample pad is kept away from to the one end of rubber pad, the top of bottom plate is close to opposite side edge and is fixed with the filter paper that absorbs water, be fixed with NC membrane body between the bottom of filter paper and rubber pad that absorbs water, and the bottom of NC membrane body and the top fixed connection of bottom plate.

Preferably, a first clamping groove is formed in the edge, close to one side edge, of the top of the NC membrane body, and contrast test paper is clamped and connected inside the first clamping groove.

Preferably, a second clamping groove is formed in the edge, close to the other side, of the top of the NC membrane body, and the inside of the second clamping groove is connected with detection test paper in a clamping mode.

Preferably, a sealing groove is formed in the NC film body, and an anti-aging layer is fixed in the sealing groove.

Preferably, an upper heat insulation plate is arranged at the top of the anti-aging layer, and a plurality of first absorption holes are uniformly distributed at the top of the upper heat insulation plate.

Preferably, a lower heat insulation plate is arranged at the bottom of the anti-aging layer, and a plurality of second absorption holes are uniformly distributed at the bottom of the lower heat insulation plate.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the upper part structure temperature in the device is lower through the heat insulation effect of the upper heat insulation plate, so that the structure in the device is more stable, meanwhile, the lower part structure temperature in the device is lower through the heat insulation effect of the lower heat insulation plate, and then the effective components lost in the NC membrane body are absorbed through the first absorption hole and the second absorption hole, so that the aging speed of the NC membrane body is reduced, and the use efficiency of the device is improved.

2. When the device is used, a sample is dripped on the sample pad, then the sample can be dialyzed on the NC membrane body through the rubber pad and sequentially passes through the detection test paper and the contrast test paper, and the contrast test paper and the detection test paper can be tightly clamped through the first clamping groove and the second clamping groove, so that the device is more stable in use, the NC membrane body is more accurate in detection, and the working efficiency of the device is improved.

Drawings

Fig. 1 is a front perspective view of an NC film with a slow aging rate according to the present invention;

FIG. 2 is a side perspective view of a slow aging NC membrane according to the present invention;

FIG. 3 is a front cross-sectional perspective view of a portion of the NC membrane body of a slow-aging NC membrane according to the present invention;

FIG. 4 is a side cross-sectional perspective view of a portion of the body of an NC membrane with a slow aging rate according to the present invention;

FIG. 5 is a partially cut-away perspective view of an anti-aging layer of a slow aging NC membrane according to the present invention;

fig. 6 is a perspective view of a portion a of fig. 1 of an NC film with a slow aging rate according to the present invention.

Illustration of the drawings:

1. a base plate; 2. water-absorbing filter paper; 3. a sample pad; 4. a rubber pad; 5. an NC membrane body; 6. a first engaging groove; 7. comparing test paper; 8. a second engaging groove; 9. detecting test paper; 10. an upper heat insulation plate; 11. a first absorption hole; 12. a lower heat insulation plate; 13. a second absorption hole; 14. an anti-aging layer; 15. sealing the groove.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, the present invention provides an NC film with a slow aging rate, which includes a bottom plate 1, wherein a sample pad 3 is fixedly connected to a top of the bottom plate 1 near one side edge, and one end of the sample pad 3 is tilted, a rubber pad 4 is fixed to a bottom of the sample pad 3 near one side edge, and a bottom of the rubber pad 4 is fixedly connected to a top of the bottom plate 1, and one end of the rubber pad 4 is tilted away from one side of the sample pad 3, a water-absorbing filter paper 2 is fixed to a top of the bottom plate 1 near the other side edge, an NC film body 5 is fixed between the water-absorbing filter paper 2 and a bottom of the rubber pad 4, and a bottom of the NC film body 5 is fixedly connected to a top of the bottom plate 1. An upper heat insulation plate 10 is arranged on the top of the anti-aging layer 14, and a plurality of first absorption holes 11 are uniformly distributed on the top of the upper heat insulation plate 10. The bottom of the anti-aging layer 14 is provided with a lower heat insulation plate 12, and a plurality of second absorption holes 13 are uniformly distributed at the bottom of the lower heat insulation plate 12.

The effect that its whole embodiment 1 reached is, when NC membrane body 5 was using and was deposited, because the temperature ratio is higher on every side, can lead to the inside active ingredient of NC membrane body 5 to evaporate, through the thermal-insulated effect of last heat insulating board 10, make the inside partial structure temperature of upper portion of device lower, and then make the inside structure of device comparatively stable, the thermal-insulated effect of heat insulating board 12 down simultaneously, make the inside partial structure temperature of lower part of device lower, then absorb the inside partial active ingredient that loses of NC membrane body 5 through first absorption hole 11 and second absorption hole 13, thereby reduce the ageing speed of NC membrane body 5, make the availability factor of device improve.

In example 2, as shown in fig. 1-2 and 6, a first engaging groove 6 is formed at an edge of the top of the NC film body 5 near one side, and a contrast paper 7 is engaged and connected inside the first engaging groove 6. The top of the NC membrane body 5 is provided with a second clamping groove 8 close to the edge of the other side, and the inside of the second clamping groove 8 is connected with a detection test paper 9 in a clamping manner. A sealing groove 15 is formed in the NC film body 5, and an anti-aging layer 14 is fixed in the sealing groove 15.

The effect that its whole embodiment 2 reaches does, when using, through dripping the sample on sample pad 3, the sample can be dialyzed on NC membrane body 5 through rubber pad 4 thereupon, loop through on test paper 9 and the contrast paper 7, through first block groove 6 and second block groove 8, can live in with the tight block of test paper 7 and test paper 9, make the device more stable when using, NC membrane body 5 is more accurate when detecting, thereby improve the work efficiency of device, absorb the inside moisture content of sample through absorbing water filter paper 2 at last, reduce the dilution of sample to NC membrane body 5, and then reduce the ageing speed of device.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. A slow-aging NC film comprising a base plate (1), characterized in that: the top of the bottom plate (1) is close to one side edge and is fixedly connected with a sample pad (3), one end of the sample pad (3) tilts, a rubber pad (4) is fixed at the bottom of the sample pad (3) close to one side edge, the bottom of the rubber pad (4) is fixedly connected with the top of the bottom plate (1), one end of the rubber pad (4) is far away from one side tilting of the sample pad (3), water-absorbing filter paper (2) is fixed at the top of the bottom plate (1) close to the other side edge, an NC film body (5) is fixed between the water-absorbing filter paper (2) and the bottom of the rubber pad (4), the bottom of the NC film body (5) is fixedly connected with the top of the bottom plate (1), a sealing groove (15) is formed in the NC film body (5), an anti-aging layer (14) is fixed in the sealing groove (15), an upper heat insulation plate (10) is arranged at the top of the anti-aging layer (14), a plurality of first absorption holes (11) are evenly distributed in the top of the upper heat insulation plate (10), a lower heat insulation plate (12) is arranged at the bottom of the anti-aging layer (14), and a plurality of second absorption holes (13) are evenly distributed in the bottom of the lower heat insulation plate (12).

2. The slow-aging NC film according to claim 1, wherein: the top of the NC membrane body (5) is provided with a first clamping groove (6) close to one side edge, and the inside of the first clamping groove (6) is clamped and connected with contrast test paper (7).

3. The slow-aging NC film according to claim 1, wherein: and a second clamping groove (8) is formed in the edge, close to the other side, of the top of the NC membrane body (5), and the inside of the second clamping groove (8) is connected with detection test paper (9) in a clamping mode.