CN106053453A - Analysis and test card for liquid samples - Google Patents

Abstract

The invention discloses an analysis and test card for liquid samples. The analysis and test card comprises a shell, an acquisition apparatus, a sample collecting portion, a test piece, a compression matching portion and a drainage gasket. The acquisition apparatus is used for acquiring the samples, the test piece is used for detecting the samples, an acquisition groove is formed in the sample collecting portion, and a flow guide through hole is formed in the bottom of the acquisition groove; the compression matching portion is used for being matched with the acquisition apparatus for acquiring the samples, and the drainage gasket is used for draining the samples in the acquisition groove onto the test piece; one end of the drainage gasket is connected with the test piece, and the other end of the drainage gasket is positioned above the compression matching portion. The analysis and test card has the advantages that the analysis and test card is simple in structure and high in detection speed, the samples can be quickly conducted, the problem of inaccurate or invalid detection due to excessively few detection samples can be solved, and obvious detection results can be obtained; sample collecting conditions can be reflected by the acquisition apparatus, and sufficiency of sample collection groups can be indicated.

Description

Card is tested in analysis for liquid sample

Technical field

The invention belongs to medical appliance field, especially relate to a kind of analysis for liquid sample and test card.

Background technology

In our society, illicit drug use has had become as a social problem generally acknowledged and increasingly deteriorate.So, Detection for drugs has had become as a very important job.Detecting for convenience, Chinese patent CN203083995 is public Having opened a kind of sample testing apparatus, this device is by collecting the collecting chamber of sample, and the testing element of detection sample is constituted, by collecting The spongy top of rod collects the saliva sample of detected person, then utilizes collecting chamber and external force cooperation extruding spongy top to make saliva sample Originally collect in collecting chamber, then detected by collecting chamber being flowed on testing element, by the drug ingredient in saliva with Testing element reacts, and whether detected person can be taken drugs and detect by the discoloration of observation testing element.But, gathering During, often occur that saliva sample gathers very few situation, now the sample dyschezia on harvester is with the effect in extruding On lower inflow test block.In this case, even if in the case of detected person consumes illegal drugs, the saliva sample received due to test block This is very few, and sample color changeable effect when with testing element haptoreaction is inconspicuous；Metachromasia even cannot occur, thus cause That tests is inaccurate.

Summary of the invention

The present invention is in order to overcome the deficiencies in the prior art, it is provided that a kind of easy to detect, detection accurately, the fast use of test speed Card is tested in analysis in liquid sample.

To achieve these goals, the present invention by the following technical solutions: card is tested in a kind of analysis for liquid sample, Including housing, harvester for collecting sample, sample collection portion, for detecting the test block of sample, described sample collection portion Being provided with collection groove, this collection trench bottom is provided with water conservancy diversion through hole；Also include the pressing for coordinating collecting sample with described harvester Auxiliary section and for the sample in described collection groove being drained into the drain pad on test block；Described drain pad one end and survey Test specimen is connected, the other end of drain pad be positioned at described by press-fitted portions above；Described housing includes upper shell, lower house, This lower house sidepiece is provided with the opener being easy to separate this upper shell and lower house；This opener includes being arranged in lower house side Two control knobs in portion pop up and then by the unlatching push rod of upper shell jack-up with when can press under this control knob；Under described Housing offers for housing this control knob and opening the operating cavity of push rod, is connected to behaviour by spring bottom this unlatching push rod Make chamber diapire；Described harvester include handle, the collection head being connected to handle, at its lower end, for showing the dyeing of sample collection situation Part, described handle includes the holding section on top and the linkage section of bottom, is provided with adhesive linkage between this linkage section and collection head, connects Section at least partially transparent configuration；Described dyeing part is set to thin type structure, and described adhesive linkage is coated on dyeing part upper surface and side Face；Described dyeing part lower surface is provided with and can stop the sealing coat that permeates to collection head of sample in dyeing part, and this sealing coat is provided with It is available for sample and flows into the inlet in dyeing part.By the setting of drain pad, the sample conduction that can quickly will gather in groove On detection piece, sample conduction is fast to the speed of detection section, conduction time section, and detection efficiency improves；It is provided with by press-fitted portions, One end of drain pad is placed on auxiliary section, the most abundant with contacting of drain pad during harvester pressing, the conduction effect of sample Fruit is more preferable, even if a small amount of sample also is able to realize detection；By one end of drain pad is located at above auxiliary section so that draw The height of stream this one end of pad, that one end being connected with test block higher than drain pad, owing to the flow direction of fluid is from high to low , so after sample is the end thereof contacts that drain pad is placed on auxiliary section, can naturally flow to contacted with test block End, thus sample is transmitted on test block；So, even if in the case of sample is less, sample also is able to be transmitted to survey On test specimen, do not have the situation that detection is inaccurate or invalid；Secondly, being provided with dyeing part in harvester, dyeing part is Metachromasia can occur during saliva contacts, thus may be used to indicate the saliva collection situation of harvester, prevent saliva collection less Situation occur；The lower surface of dyeing part is provided with sealing coat, upper surface and side and realizes sealing by adhesive linkage, thus dyes Being sealing structure between each face of part and sample contact, in gathering part gatherer process, dyeing part is difficult in collection head Diffusion, will not pollute collection head；Secondly, during harvester assembles, by viscous between collection head and linkage section Connecing layer to be attached, owing to dyeing part is set to thin type structure, thus adhesive linkage is while bonded acquisition head, it is possible to right along band Upper surface and the side of dyeing part are coated with, it is achieved dyeing part upper surface and the seal isolation of side；By the thin of part of dyeing Type is arranged, it is achieved adhesive linkage bonding and the double duty sealed, and saves the Hermetic coating behaviour for dyeing part upper surface and side Make, reduce manufacturing step, save material, improve and manufacture efficiency；And dye part upper surface and after side is wrapped by, can be the most anti- Sample after being only colored in dyeing part penetrates into collection head from sidewall, prevents collection head to be contaminated, guarantees safety；Sample Realized and dyeing the contacting of part by inlet, and reaction thus indicate the collection situation of sample；The area of inlet is less, liquid Body sample is very easy when flowing in dyeing part, wants by inlet to external diffusion the most more difficulty, both can guarantee that dye The accurate instruction of color part, can guarantee that again collection head is not contaminated, and practical, safety is high；By pressing control knob, can make Push rod must be opened can upwards release and then jack-up upper shell, thus the described upper and lower casing of convenient separation；Can be to the test in housing Part is replaced, thus device can be used for multiple times, and reduces cost, and more environmental protection.

Further, described dyeing part includes dye layer, lower dye layer.

Further, described inlet is worn supreme dye layer upper surface by sealing coat, thus the part that dyes is overall by feed liquor Mouthful penetrated, liquid sample can rapid osmotic in chromosome, infiltration rate is fast, the shortening response time.

Further, described water conservancy diversion through hole is opened in collection trench bottom near test block side, described by press-fitted portions is Gathering the enclosure portion of trench bottom, auxiliary section is formed directly into collection trench bottom, saves processing and the installation step of auxiliary section, Device parts are few, manufacture the easiest.

Further, described collection groove inwall is provided with at least two fastener, and this fastener can be at described collection groove and harvester When coordinating collection sample, harvester carrying out clamping, described collection groove inwall is provided with the slotted eye matched with described fastener.Pass through Fastener is arranged, and effectively can be fixed harvester so that harvester is fully contacted with test block, the saliva sample of acquisition Many, testing result is accurate, and contact area between the two increases, and sample conduction is fast to the speed of detection section, conduction time section, Detection efficiency improves.

Further, described fastener has the fixing end being fixed on described slotted eye top and the card that can freely swing in slotted eye The movable end of tight harvester, when harvester is inserted in collection groove, movable end can outside action under the effect of harvester, due to card The fixing end of part is connected with slotted eye, and movable end can return back to initial condition, locks harvester；Locking effect is good, to collection The fixation of device, life-time service is not easy to lose elasticity, and service life is long.

Further, described lower house is provided with the draw-in groove for spacing test block, and described upper shell is provided with cooperation lower house Compress the raised line of test block, draw-in groove and the setting of raised line, test block position in the housing can be limited, prevent test block at housing Inside it is moved, it is ensured that detection is accurately.

Further, described test block includes sample reception section, detection section, fixes section, described upper shell correspondence detection section Position is provided with detection observation window, the setting of observation window so that operator can reflect the discoloration of detection section intuitively.

In sum, present configuration is simple, quickly can conduct sample, and detection speed is fast, it is possible to prevent due to detection Sample is very few and causes detecting inaccurate or invalid situation and occurs, and testing result is obvious.

Accompanying drawing explanation

Fig. 1 is the structural representation of the present invention.

Fig. 2 is the partial schematic diagram of the present invention.

Fig. 3 is the structural representation of upper shell.

Fig. 4 is the structural representation gathering groove.

Fig. 5 is the structural representation of harvester.

Fig. 6 is the partial schematic diagram of harvester.

Detailed description of the invention

In order to make those skilled in the art be better understood from the present invention program, below in conjunction with in the embodiment of the present invention Accompanying drawing, carries out clear, complete description to the technical scheme in the embodiment of the present invention.

As shown in figures 1 to 6, card is tested in a kind of analysis for liquid sample, including housing 1, harvester 2, sample collection portion 3, test block 4；Described sample collection portion 3 is provided with collection groove 5, gathers and is provided with water conservancy diversion through hole 6 bottom groove 5.Concrete, described collection Device 2 is for collecting sample, and test block 4 is used for detecting sample；Described collection groove 5 for coordinating collection sample with harvester 2.With this In embodiment, described harvester 2 includes handle 21, collection head 22, dyeing part 23；Described handle includes the holding section 211 on top With the linkage section 212 of bottom, this linkage section 212 is provided in round, and described collection head 22 is connected on this linkage section 212.Described Handle 1 can be made up of plastic or other material, convenient gripping.Described collection head 22 can be by the bigger material system of the water absorption such as sponge Become, in order to collect saliva sample faster, it is also possible in described collection head 22, add some things promoting human saliva release Matter, accelerates the collection of saliva sample.Being attached by adhesive linkage between described collection head 22 and handle 21, described dyeing part sets Putting between described adhesive linkage 24 and collection head 22, dyeing part 23 is for showing the collection situation of sample, when adopting of saliva sample When collection amount is enough, collection head 22 will be filled saliva, and saliva contacts with dyeing part 23, react so that dyeing part becomes Color, thus the collection of teaching process person's sample is complete.Owing to dyeing part 23 is arranged between adhesive linkage 24 and collection head 22, So the discoloration of dyeing part 23 needs to observe through the linkage section of handle.Observing for convenience, we are by described Linkage section 212 is set to local transparent, can be arranged to transparent by the position of dyeing part corresponding on linkage section, thus to dyeing The discoloration of part 23 is observed.It is of course also possible to by whole linkage section 212, the most whole handle 21 is directly disposed as Bright, integrally manufactured molding, save manufacturing process.With the present embodiment, described adhesive linkage 24 is set to adhesive glue, in bonding Front have bigger ductility for flowing shape, after the perisporium of dyeing part 23 can being carried out good sealing, and adhesive glue solidification It is transparent, the discoloration observing dyeing part 23 will not be impacted.In other embodiments, it is also possible to be that other are transparent The material of cohesive.

Concrete, with the present embodiment, described dyeing part 23 is set to thin type structure, and concrete is set to lamellar, due to Its thickness is less, and when being placed between adhesive linkage 24 and collection head 22, it can be played an effect being coated with by adhesive linkage 24, will Upper surface and the side of dyeing part 23 are all coated with so that the sidewall of dyeing part realizes seal isolation.In order to ensure harvester Safety, we dyeing part 23 lower surface be provided with sealing coat 26, this sealing coat 26 can stop dyeing part 23 in sample This permeates to collection head 22.When gathering saliva sample, the coloured liquid sample of band in dyeing part 23 will not be from dyeing part The sidewall of 23 or upper and lower surface outwards penetrate on collection head 22, more will not enter in the oral cavity of people, guarantee safety.Institute Stating sealing coat 26 is the coating being coated in dyeing part lower surface, and in the present embodiment, the material of sealing coat can select polyethylene, The coating materials such as polypropylene.With other embodiments, the upper surface of described dyeing part can also coat sealing coat, it is achieved dual-seal Isolation, isolation effect is more preferable.

Being provided with inlet 25 on sealing coat, saliva sample is only flowed in dyeing part 23 by this inlet, it is achieved With dyeing the contacting of part 23, and react thus indicate the collection situation of sample.Owing to the area of inlet is less, liquid sample can To enter in dyeing part easily, the liquid in part 23 that dyes is wanted by inlet to external diffusion the most more difficulty, and by Less in area, even if to exosmosis, its area is the least, and collection head will not cause bigger pollution.Thus both can guarantee that The accurate instruction of dyeing part 23, can guarantee that again collection head 22 is not contaminated, and practical, safety is high.

As preferably, described dyeing part 23 is arranged on the central part position of adhesive linkage 24, and inlet 25 is also disposed at The central part position of sealing coat, centrally disposed by two so that dyeing part 23 is by each lateral exosmosis of inlet 25 Path reach maximum, collect sample time can farthest prevent dye part 23 color penetration to collection head 22 appearance Face, prevents from entering human oral cavity, guarantees safety.

Concrete, dyeing part 23 includes dye layer 231, lower dye layer 232, the lower surface of described upper dye layer 231 with And the upper surface of lower dye layer 232 fits together, the gap formed between both sidewalls carries out close by adhesive linkage 24 Envelope.In other embodiments, described dyeing part 23 can also be directly disposed as single layer structure, and inlet is arranged under dyeing part Surface, after sample enters dyeing part 23, dyeing part can occur metachromasia.As preferably, described inlet is worn by sealing coat Supreme dye layer upper surface, thus inlet is penetrated to dyeing part upper surface by the part lower surface that dyes, liquid sample can quickly ooze Saturating to chromosome, infiltration rate is fast, shortens the response time.With other embodiments, described inlet also can be directly by isolating Layer is worn to the first dye layer.

With the present embodiment, described upper dye layer 231 is set to white, and lower dye layer 232 is set to redness, described feed liquor Mouth 25 is only opened on lower dye layer 232；In other embodiments, upper dye layer 231 and lower dye layer 232 all can offer feed liquor Mouth 25, both inlets are connected, and the upper opening of the inlet 25 on upper dye layer 231 carries out close by adhesive linkage 24 Envelope.When sample collection is enough, saliva sample enters in dyeing part 23 by inlet 25 so that upper dye layer 231 and under Dye layer 232 is the most wetted, thus the color on lower dye layer 232 is passed on upper dye layer 231 so that upper dye layer 231 and lower dye layer 232 be shown as identical, it is red for i.e. going up the color also variable color of dye layer 231, and operator can learn sample The amount collected is the most up to standard.With other embodiments, the color of described lower dye layer 232 can be orange, blue etc. the freshest Gorgeous color, the color of described upper dye layer 231 can be the color that the contrast such as Lycoperdon polymorphum Vitt, black is higher.

With other embodiments, the indicating mode of described dyeing part 23 can be adopted in other ways, as when sample collection enough Time, saliva sample is entered in dyeing part 3 by inlet 25, and upper dye layer 231 will not be dyeed by lower dye layer 232, and Being by becoming transparent configuration after ptyaloreaction, the color of lower dye layer 232 below shown, operator is i.e. Can learn that the amount of sample collection is the most up to standard.

Concrete, also include one by press-fitted portions 9 and a drain pad 10；Described by press-fitted portions 9 for and institute Stating harvester 2 coordinates collecting sample, described drain pad to have conduction, for by the sample drain in described collection groove 5 On test block 4.In the present embodiment, described water conservancy diversion through hole 6 is the through hole outputed on collection groove 5 diapire of Guan Bi, Described that part by press-fitted portions 9 being then to gather the closing bottom groove 5, is formed directly into collection groove by press-fitted portions 9 Bottom, saves processing and the installation step of auxiliary section, and device parts are few, manufactures the easiest.In other embodiments, press Press-fitted portions 9 can be provided in the boss on lower house 12, it is also possible to is attached to gather the flange etc. of groove 5 sidewall.Yu Ben In embodiment, described water conservancy diversion through hole 6 is semicircle setting, corresponding, auxiliary section is also semicircle setting.Preferably, lead described in Opening 6 is opened in the side on the bottom gathering groove 5 near test block 4, and water conservancy diversion pad 10 is real in can being located in water conservancy diversion through hole 6 Referring now to gathering connecting of groove and test block.In order to preferably sample be carried out drain.We are by the one of described drain pad 10 End is placed in described by press-fitted portions 9, and the other end of drain pad 10 is connected with test block 4 after water conservancy diversion through hole 6.This Sample one, drain pad is placed on the height of the one end by press-fitted portions 9, that one end being connected with test block higher than drain pad Height.When collection groove 5 inserted by harvester 2, harvester 2 contacts with the drain washer ends being placed in by press-fitted portions 9, The water conservancy diversion pad 10 in the rapid engaged portion of saliva on harvester 2 siphons away, owing to the flow direction of fluid is from high to low, so After sample is the end thereof contacts that drain pad is placed on auxiliary section, can naturally flow to the one end contacted with test block, thus Sample is transmitted on test block；So, even if in the case of sample is less, sample also is able to be transmitted on test block. And the absorbability of drain pad is strong, and has conduction, can be by the rapid water conservancy diversion of saliva sample gathered in groove to testing Detect on part, save the detection time.

Further, in order to prevent at harvester with when gathering slot fit collection sample, harvester is upspring from collection groove, We have been provided with fastener 7 at described collection groove 5 inwall, and this fastener 7 can coordinate collection sample at described collection groove 5 with harvester 2 Time, harvester 2 is carried out clamping, this fastener 7 sets at least to two.With the present embodiment, described fastener is set to two, and And be opposite disposed so that the fastener 7 stress when to harvester clamping is evenly.Described collection groove 2 inwall offers strip The slotted eye 8 of shape, slotted eye 8 matches with described fastener 7.Concrete, described fastener 7 has fixing end 71 and movable end 72, described Fixing end 71 is fixedly connected on the top of slotted eye 8, maintains static；Movable end 72 then can fix the junction point of end 71 and slotted eye 8 For the center of circle, freely swing in slotted eye 8, thus harvester 2 is carried out clamping.In the present embodiment, described fastener arranges strip The card article of shape, the outerplanar of described card article is smooth setting, only with movable end, harvester 2 is carried out clamping.Implement in other In example, fastener can also is that there is the fixture block of projection at middle part, by the projection at middle part, harvester 2 is carried out clamping.

Further, described housing 1 includes upper shell 11, lower house 12, removably connects between two housings, thus can be right Its interior test block is replaced.The most directly observing testing result, this upper shell 11 is provided with detection observation window 112.Institute Stating lower house 12 and be provided with draw-in groove 121, described upper shell 11 is provided with raised line 111；Described draw-in groove 121 is for spacing test block 4, described Raised line 111 is used for coordinating lower house 12 to compress test block 4.Draw-in groove and the setting of raised line, can limit test block position in the housing Put, prevent test block to be moved in housing, it is ensured that detection is accurately.

In the present embodiment, described test block 4 is set to test strips, and described test block 4 includes sample reception section 41, detection Section 42, fixing section 43, described detection section 42 is in sample reception section 41 and fixes between section 43, described detection observation window 112 Put and arrange corresponding to detection section 42.When detection, if detected person has sucked drugs, its saliva will exist a small amount of drugs, After saliva sample is transmitted to detect in section 42, detection section 42 can occur metachromasia after contacting with drugs, thus observes detection The metachromasia of section 42 i.e. can determine whether whether detected person takes drugs.

Being replaced the detection piece in housing for convenience so that this device can repeatedly utilize, we are on lower casing side Portion is provided with to be easy to separate this upper shell 11 and the opener of lower house 12；Concrete, this opener includes two control knob 201 Hes Two open push rod 202, and described control knob 201 is to being arranged in lower house sidepiece, and lower house 12 offers operating cavity, and this control is pressed Button 201 and unlatching push rod 202 are placed in this operating cavity；It is connected to operating cavity diapire by spring bottom this unlatching push rod 202, And can pop up and then by upper shell 11 jack-up when 201 times pressures of control knob；When detection piece is replaced by needs, only Need to press down on control knob 201, opening push rod 202 can be by upper shell 11 jack-up so that occur gap between upper-lower casing, Thus easily both are separated.

Concrete operations are as follows: after gathering saliva, inserted by harvester and gather in groove, and saliva sample flow on test block, sends out Raw reaction, is produced corresponding metachromasia, is reacted to operator by observation window.All multi-color cords when quality control line C line After bar variable color, i.e. represent and be successfully tested, the discoloration of test section T line can be read out after five minutes.If in the T line of test section The equal variable color of all lines, then detected person does not consumes illegal drugs；If any non-variable color of lines in the T line of test section, then for inspection Measure the drugs of corresponding kind, i.e. detected person and suck the drugs of this kind of kind.If the colored lines of quality control line C line There are taint-free lines, then it represents that test result is invalid, need again to detect.

Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, all should belong to the scope of protection of the invention.

Claims (8)

1. the analysis test card for liquid sample, harvester (2), sample including housing (1), for collecting sample are received Collection portion (3), for detecting the test block (4) of sample, described sample collection portion (3) is provided with collection groove (5), this collection groove (5) end Portion is provided with water conservancy diversion through hole (6), it is characterised in that: also include for coordinate with described harvester (2) collecting sample by press-fit Portion (9) and for the sample in described collection groove (5) being drained into the drain pad (10) on test block (4)；Described drainage pad Sheet (10) one end is connected with test block (4), and the other end of drain pad (10) is positioned at described by press-fitted portions (9) top;Institute Stating housing (1) and include upper shell (11), lower house (12), this lower house sidepiece is provided with to be easy to separate this upper shell (11) and lower casing The opener of body (12)；This opener includes being arranged in two control knobs (201) of lower house sidepiece and can press in this control Button (201) pops up when pressing down and then by the unlatching push rod (202) of upper shell (11) jack-up；Described lower house (12) offers For housing this control knob (201) and opening the operating cavity of push rod (202), this unlatching push rod (202) bottom is by spring even It is connected to operating cavity diapire；Described harvester includes handle (21), the collection head (22) being connected to handle (21) lower end, is used for The dyeing part (23) of display sample collection situation, described handle (21) includes holding section (211) and the linkage section of bottom on top (212), adhesive linkage (24), linkage section at least partially transparent configuration it are provided with between this linkage section (212) and collection head (22)；Institute Stating dyeing part (23) and be set to thin type structure, described adhesive linkage (24) is coated on dyeing part (23) upper surface and side；Described dyeing Part (23) lower surface is provided with the sealing coat (26) that dyeing part (23) interior sample can be stoped to permeate, this sealing coat to collection head (22) (26) inlet (25) being available in sample inflow dyeing part (23) it is provided with.

Card is tested in analysis for liquid sample the most according to claim 1, it is characterised in that: described dyeing part (23) is wrapped Include dye layer (231) and lower dye layer (232).

Card is tested in analysis for liquid sample the most according to claim 2, it is characterised in that: described inlet (25) by Sealing coat (26) wears supreme dye layer (231) upper surface.

Card is tested in analysis for liquid sample the most according to claim 1, it is characterised in that: described water conservancy diversion through hole (6) Being opened in close test block (4) side, collection groove (5) bottom, described is the closure gathering groove (5) bottom by press-fitted portions (9) Point.

Card is tested in analysis for liquid sample the most according to claim 1, it is characterised in that: in described collection groove (5) Wall is provided with at least two fastener (7), and described collection groove (2) inwall is provided with the slotted eye (8) matched with described fastener (7).

Card is tested in analysis for liquid sample the most according to claim 3, it is characterised in that: described fastener (7) has It is fixed on fixing end (71) and the movable end of clamping harvester (2) that can freely swing in slotted eye (8) at described slotted eye (8) top (72).

Card is tested in analysis for liquid sample the most according to claim 1, it is characterised in that: described lower house (12) sets Having the draw-in groove (121) for spacing test block (4), described upper shell (11) is provided with cooperation lower house (12) and compresses test block (4) Raised line (111).

Card is tested in analysis for liquid sample the most according to claim 5, it is characterised in that: described test block (4) wraps Including sample reception section (41), detection section (42), fix section (43), described upper shell (11) corresponding detection section (42) position is provided with inspection Survey observation window (112).