CN210400888U

CN210400888U - Sampling and detecting device

Info

Publication number: CN210400888U
Application number: CN201921022644.5U
Authority: CN
Inventors: 刘元
Original assignee: Jiangsu Baoweishi Biotechnology Co ltd
Current assignee: Jiangsu Baoweishi Biotechnology Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-04-24
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to a liquid or solid sampling, detection technical field disclose a sampling and detection device, including reaction tube and stock solution bottle, the reaction tube falls into two cavities by erecting the baffle, erect baffle upper end and connect a cross slab, two cavities are in erect baffle bottom intercommunication, the perpendicular baffle intercommunication position of reaction tube bottom be equipped with the bottom, one of them the cavity corresponds the through-hole has been seted up on the cross slab, another the vertical test paper that is fixed with of cavity inner wall. Use the utility model discloses can make sample collection, dilution, mixing, detection integration, sample collection back, whole closed operation has avoided the pollution to around, and the concurrent operation is more simple and convenient, and the practicality is strong, is fit for popularizing and applying.

Description

Sampling and detecting device

Technical Field

The utility model relates to a liquid or solid sampling, detection technical field, concretely relates to sampling and detection device.

Background

Clinical stool examination belongs to one of three general tests of clinical examination of medical units, has no strict requirement on a stool sample sampler all the time, and early containers comprise matchboxes and paper boxes, and most of the prior containers are plastic boxes or cups with different shapes and sizes. When a sampler takes a sample, a bamboo stick or a wood stick is picked out by a plastic spoon, then a medical detection staff picks a small amount of suspicious samples from the container by the same method, and a drop of physiological saline or buffer solution is dripped for film-making microscopy or other verification.

Currently, the samplers used clinically are mostly of two types: the plastic cup with the cover is internally connected with a plastic small spoon; the other type is that a small cup capable of containing solution is additionally arranged above the cup cover, related solution is added into the small cup when in detection, flows into a sample cup or tube at the lower end, and samples are eluted and diluted and then picked out by a small spoon for microscopic examination. The two types do not fundamentally solve the problem of picking the stool sample twice, the operation is more complicated, and the pollution probability is high.

SUMMERY OF THE UTILITY MODEL

In view of the not enough of background art, the utility model provides a sampling and detection device, the problem of solution is that excrement and urine collection testing process easily pollutes among the prior art, gathers detection operations loaded down with trivial details.

For solving the technical problem, the utility model provides a following technical scheme:

a sampling and detecting device comprises a reaction tube and a liquid storage bottle, wherein the reaction tube is divided into two chambers by a vertical partition plate, the upper end of the vertical clapboard is connected with a transverse clapboard, the two chambers are communicated at the bottom of the vertical clapboard, a bottom cover is arranged at the communication position of the vertical clapboard at the bottom of the reaction tube, wherein the diaphragm corresponding to one chamber is provided with a through hole, the inner wall of the other chamber is vertically fixed with test paper, an internal thread is arranged at the opening at the upper end of the reaction tube, a plugging piece is arranged between the diaphragm plate and the internal thread, the liquid storage bottle is provided with a liquid inlet and a liquid outlet, the liquid inlet is positioned at the upper end of the liquid storage bottle, the liquid outlet is positioned at the lower end of the liquid storage bottle, the lower end of the liquid storage bottle is provided with an external thread matched with the internal thread, the upper end of the liquid storage bottle is connected with an upper cover through a thread, the bottom in the upper cover is connected with a sampling rod, and the sampling rod is inserted into the liquid storage bottle through the liquid inlet.

Preferably, a plurality of rib plates are arranged around the plugging piece, liquid passing grooves are formed between adjacent rib plates, the lower ends of the rib plates are abutted to the transverse partition plate, and the plugging piece and the lower end of the liquid storage bottle can be plugged or separated.

Through the technical scheme, the method can realize that:

when not using, stock solution bottle lower extreme screw in reaction tube in with reaction tube fixed connection, stock solution bottle lower extreme tightly supports the shutoff piece for all liquid on the stock solution bottle lower extreme covers the shutoff piece pass through the groove, make liquid pass through the groove by stock solution bottle lower extreme shutoff, therefore stock solution bottle and reaction tube are not communicated, store the diluent in the stock solution bottle.

During the use, the upper cover is unscrewed, insert back in the stock solution bottle again after using the sampling stick to gather the sample, it makes sample and diluent mixing to rock the stock solution bottle, then unscrew the stock solution bottle a bit a little slightly, thereby make stock solution bottle lower extreme rebound and shutoff piece separation, thereby make stock solution bottle lower extreme no longer cover, shutoff liquid passes through the groove, liquid passes through the groove and switches on, the mixed liquid of sample and diluent passes through the liquid and passes through the groove, opening on the horizontal partition plate flows into in the reaction tube, the mixed liquid finally flows into the cavity at test paper place and contact test paper bottom, the test paper bottom is the reaction zone, upper portion is the result display area, after the reaction zone reaction of mixed liquid and test paper, the testing result shows at the display area on test paper upper portion, sample detection has been accomplished.

Preferably, stock solution bottle upper end has cup jointed the rubber circle, be provided with the confession on the rubber circle the passageway that the sampling stick passes through further improves this device's seal, reduces the pollution probability of sample or diluent.

Preferably, the stock solution bottle is soft bottle, and like this, the stock solution bottle can extrude, through extruding the stock solution bottle, can accelerate the mixed liquid in the stock solution bottle and flow into the speed of reaction tube, also can make the mixed liquid in the stock solution bottle flow out more thoroughly, leave as few as possible or do not leave the raffinate.

Preferably, the main part of stock solution bottle is made for soft plastic, and the main part is regional in the middle part of stock solution bottle, and stock solution bottle upper end and lower extreme set up the screwed part and still adopt rigid material, and like this, the stock solution bottle can enough extrude, and liquid outflow in the stock solution bottle of being convenient for can guarantee simultaneously that the stock solution bottle when screwing, can not warp because of the extrusion when the stock solution bottle lower extreme tightly supports the shutoff piece, guarantees that liquid can be by tight shutoff through the groove.

Preferably, the lower end of the sampling rod is provided with a plurality of annular rings at intervals along the axial direction of the sampling rod, so that the surface area of the end part of the sampling rod is increased, and samples can be conveniently collected.

Preferably, the blocking piece and the rib plate are of an integral structure.

Compared with the prior art, the utility model beneficial effect has: use the utility model discloses can make sample collection, dilution, mixing, detection integration, sample collection back, whole closed operation has avoided the pollution to around, and the concurrent operation is more simple and convenient, and the practicality is strong, is fit for popularizing and applying.

Drawings

The utility model discloses there is following figure:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a reaction tube according to the present invention;

FIG. 3 is a schematic view of the inside of the reaction tube according to the present invention;

FIG. 4 is a schematic cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of the liquid storage bottle of the present invention;

fig. 6 is an internal schematic view of the liquid storage bottle of the present invention.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1-6, a sampling and detecting device comprises a reaction tube 1 and a liquid storage bottle 2, wherein the reaction tube 1 is divided into two chambers 4 by a vertical partition plate 3, the upper end of the vertical partition plate 3 is connected with a transverse partition plate 5, the two chambers 4 are communicated at the bottom of the vertical partition plate 3, a through hole 6 is formed in the transverse partition plate 5 corresponding to one chamber 4, a test paper 7 is vertically fixed on the inner wall of the other chamber 4, an internal thread 8 is arranged at an opening at the upper end of the reaction tube 1, a blocking piece 9 is arranged between the transverse partition plate 5 and the internal thread 8, an external thread 10 matched with the internal thread 8 is arranged at the lower end of the liquid storage bottle 2, the upper end of the liquid storage bottle 2 is connected with an upper cover;

be equipped with a plurality of gusset 92 around shutoff piece 9, form liquid between the adjacent gusset 92 and pass through groove 13, gusset 92 lower extreme butt diaphragm 5, but 2 lower extremes of liquid storage bottle cover liquid and pass through groove 13, adjust liquid storage bottle 2 lower extreme internal thread 8 and rather than matched with external screw thread 10 from top to bottom, but shutoff piece 9 and 2 lower extremes of liquid storage bottle are shutoff or are separated.

Through the technical scheme, the method can realize that:

when not using, 2 lower extreme screw in reaction tube 1 of stock solution bottle and 1 fixed connection of reaction tube, 2 lower extremes of stock solution bottle tightly support shutoff 9 for 2 lower extremes of stock solution bottle cover all liquid on shutoff 9 and pass through groove 13, make liquid pass through groove 13 by the shutoff of 2 lower extremes of stock solution bottle, therefore stock solution bottle 2 and reaction tube 1 are not communicated, store the diluent in the stock solution bottle 2.

When the device is used, the upper cover 11 is screwed off, a sample is collected by using the sampling rod 12 and then inserted back into the liquid storage bottle 2, the liquid storage bottle 2 is shaken to uniformly mix the sample and diluent, then the liquid storage bottle 2 is slightly screwed out, the lower end of the liquid storage bottle 2 moves upwards to be separated from the blocking piece 9, so that the lower end of the liquid storage bottle 2 is not covered and blocked by the liquid passing groove 13, the liquid is conducted through the groove 13, the outside of the liquid storage bottle 2 is repeatedly squeezed by hands, the mixed liquid of the sample and the diluent flows into the reaction tube 1 through the liquid passing groove 13 and the opening on the transverse partition plate 5, the mixed liquid finally flows into the cavity 4 where the test paper 7 is located and contacts the bottom of the test paper 7, the test paper 7 is soaked by the liquid under the action of siphon, the reaction is waited for 5-10 minutes, the bottom of the test paper 7 is provided with the reaction area 71, the upper part is provided, the detection result is displayed in a display area 72 on the upper part of the test paper 7, and the sample detection is completed.

The bottom of the reaction tube 1 is provided with a bottom cover 16.

2 upper ends of stock solution bottle are cup jointed rubber circle 14, are provided with the passageway 15 that supplies sampling stick 12 to pass through on the rubber circle 14, further improve the seal of this device, reduce the pollution probability of sample or diluent to can scrape unnecessary sample, form the effect of quantitative collection sample.

Stock solution bottle 2 is soft bottle, like this, and stock solution bottle 2 can extrude, through extruding stock solution bottle 2, can accelerate the mixed liquid in the stock solution bottle 2 and flow into the speed of reaction tube 1, also can make the mixed liquid in the stock solution bottle 2 flow out more thoroughly, stay as few as possible or do not stay the raffinate.

The main part of stock solution bottle 2 is made for soft plastic, and the main part is also exactly the middle part region of stock solution bottle 2, and 2 upper ends of stock solution bottle and lower extreme set up the screwed part and still adopt the rigid material, and like this, stock solution bottle 2 can enough extrude, and the liquid outflow in the stock solution bottle 2 of being convenient for can guarantee simultaneously that stock solution bottle 2 screws the time, can not warp because of the extrusion when 2 lower extremes of stock solution bottle tightly support shutoff piece 9, guarantees that liquid can be by tight shutoff through groove 13.

The lower extreme of sampling stick 12 is provided with a plurality of annular rings 16 along 12 axial direction intervals of sampling stick, and the increase sampling stick 12 tip surface area is convenient for gather the sample.

The plugging piece 9 and the rib plate 92 are of an integrated structure, the structural strength is high, and the service life is long.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A sampling and detection device, characterized in that: comprises a reaction tube and a liquid storage bottle, wherein the reaction tube is divided into two chambers by a vertical clapboard, the upper end of the vertical clapboard is connected with a transverse clapboard, the two chambers are communicated at the bottom of the vertical clapboard, a bottom cover is arranged at the communication position of the vertical clapboard at the bottom of the reaction tube, wherein the diaphragm corresponding to one chamber is provided with a through hole, the inner wall of the other chamber is vertically fixed with test paper, an internal thread is arranged at the opening at the upper end of the reaction tube, a plugging piece is arranged between the diaphragm plate and the internal thread, the liquid storage bottle is provided with a liquid inlet and a liquid outlet, the liquid inlet is positioned at the upper end of the liquid storage bottle, the liquid outlet is positioned at the lower end of the liquid storage bottle, the lower end of the liquid storage bottle is provided with an external thread matched with the internal thread, the upper end of the liquid storage bottle is connected with an upper cover through a thread, the bottom in the upper cover is connected with a sampling rod, and the sampling rod is inserted into the liquid storage bottle through the liquid inlet.

2. A sampling and detection device according to claim 1, wherein: a plurality of rib plates are arranged around the plugging piece, liquid passing grooves are formed between adjacent rib plates, the lower ends of the rib plates are abutted to the transverse partition plate, and the plugging piece and the lower end of the liquid storage bottle can be plugged or separated.

3. A sampling and detection device according to claim 1, wherein: the upper end of the liquid storage bottle is sleeved with a rubber ring, and the rubber ring is provided with a channel for the sampling rod to pass through.

4. A sampling and detection device according to claim 1, wherein: the liquid storage bottle is a soft bottle.

5. A sampling and detection device according to claim 1, wherein: the main body part of the liquid storage bottle is made of soft plastics.

6. A sampling and detection device according to claim 1, wherein: the lower end of the sampling rod is provided with a plurality of annular rings at intervals along the axial direction of the sampling rod.

7. A sampling and detection device according to claim 2, wherein: the plugging piece and the rib plate are of an integrated structure.