CN115651816A - Virus sampling tube - Google Patents

Abstract

The invention relates to the technical field of sampling tubes, in particular to a virus sampling tube; the throat swab sampling head can be quickly cut off, the operation is convenient and fast, and the virus sample sampling efficiency is improved; including sampling tube body, closing cap and install in the structure of cuting of sampling tube body bottleneck department, it includes cock base, promotion button and cutter to cut the structure, the cock base is installed in the bottleneck department of sampling tube body, be provided with the opening that link up from top to bottom on the cock base, but promote button slidable mounting in the opening part, cutter fixed mounting is on promoting the button, the connection spring that is used for promoting the button self-reset is installed to cock base opening part.

Description

Virus sampling tube

Technical Field

The invention relates to the technical field of sampling tubes, in particular to a virus sampling tube.

Background

As is well known, a virus sampling tube is a complete set of centrifugal tube for sampling and transporting viruses such as influenza virus, hand-foot-and-mouth virus and the like in a microorganism sampling and transporting tube, which is also called a specimen transporting tube; the publication (bulletin) No. CN216378182U discloses a disposable virus sampling tube, when a cover body covers the sampling tube, a tube opening part of the sampling tube is accommodated in the mounting groove, the shielding part is movably connected with the sampling tube, the deformation part is deformed, and the elastic part generates elastic force to enable the deformation part to be abutted against the inner wall of the sampling tube, so that the cover body completely shields the tube opening of the sampling tube, a sealed space is formed inside the sampling tube, and a sample liquid in the sampling tube is prevented from being poured out through a gap between the cover body and the sampling tube or from entering the gap between the cover body and the sampling tube in the transportation or inversion process of the sampling tube, thereby preventing the sample liquid in the sampling tube from polluting external objects; after carrying out many samples pharynx swab sample, need carry out artificial rupture with the sampling head of pharynx swab in sampling tube bottleneck department, the collection of virus sample is accomplished to pharynx swab sampling head after the rupture in dropping to the sampling tube, carrying out pharynx swab sampling head rupture in-process, medical staff need buckle repeatedly the pharynx swab, and the operation is comparatively inconvenient, influences the collection efficiency of virus sample.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the virus sampling tube which can realize the quick cutting-off of the pharyngeal swab sampling head, is convenient and fast to operate and improves the sampling efficiency of virus samples.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the sampling tube comprises a sampling tube body, a sealing cover and a cutting structure arranged at the bottleneck of the sampling tube body, wherein the cutting structure comprises a plug seat, a pushing button and a cutter, the plug seat is arranged at the bottleneck of the sampling tube body, an up-and-down through opening is formed in the plug seat, the pushing button is slidably arranged at the opening, the cutter is fixedly arranged on the pushing button, and a connecting spring for self-resetting of the pushing button is arranged at the opening of the plug seat; furthermore, one end of the connecting spring is connected with the pushing button, and the other end of the connecting spring is connected with the plug seat; the plug seat is arranged at the bottleneck of the sampling tube body in an interference manner; the plug seat can also be arranged at the bottleneck of the sampling tube body in a screw-mounting mode.

Preferably, the bottom of the sampling tube body is provided with a telescopically-contained titration head assembly, the titration head assembly comprises a flexible conical connecting part and a dropper part, and the dropper part is connected with the sampling tube body through the flexible conical connecting part; the output end of the drip pipe part is provided with a sealing plug.

Preferably, the sampling tube body is provided with a flexible pressing part; furthermore, the sampling tube body adopts the stereoplasm polypropylene material, the flexible splenium adopts the flexible polypropylene material of plasticity.

Preferably, the sampling tube also comprises a bottom cover, and the bottom cover covers the bottom of the sampling tube body; the outer diameter of the bottom cover is 4mm-8mm larger than the outer diameter of the sampling tube body.

Preferably, the middle part in the bottom cover is provided with a limiting bulge which is arranged corresponding to the dropper part; furthermore, the limiting protrusion is in close contact with the sealing plug.

Preferably, the opening is provided with a cutting knife arranged corresponding to the cutter, and the cutter and the cutting knife are both provided with arc-shaped notch parts.

Preferably, a filter screen is arranged at the flexible conical connecting part on the titration head component.

Preferably, the bottom of the opening is bonded with an easily-torn sealing film; the tin paper film is preferably selected as the easy-to-tear sealing film, and a PP material film can also be adopted.

Preferably, a first annular sealing ring is arranged at the top of the plug seat, and a second annular sealing ring matched with the first annular sealing ring is arranged on the inner top wall of the sealing cover.

Preferably, the outer wall of the sampling tube body is provided with capacity scale marks.

(III) advantageous effects

Compared with the prior art, the invention provides a virus sampling tube, which has the following beneficial effects: this virus sampling tube, after the sampling of pharynx swab, stretch into the opening part to the chock with pharynx swab sampling head, the user of service holds the sampling tube body, and the thumb promotes and promotes the button, and the cutter cuts pharynx swab sampling head department, and the sampling head after cutting cuts to sampling tube body bottom, realizes cutting off the quick of pharynx swab sampling head, and the simple operation improves virus sample sampling efficiency.

Drawings

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

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 3B;

FIG. 6 is an enlarged view of a portion of the structure of FIG. 3;

in the drawings, the reference numbers: 1. a sampling tube body; 2. sealing the cover; 3. a plug seat; 4. a push button; 5. a cutter; 6. an opening; 7. a connecting spring; 8. a flexible conical connecting portion; 9. a dropper portion; 10. blocking; 11. a flexible pressing part; 12. a bottom cover; 13. a limiting bulge; 14. a cutting knife; 15. an arc-shaped notch portion; 16. a filter screen; 17. the sealing film is easy to tear; 18. a first annular plugging ring; 19. a second annular plugging ring; 20. capacity scale lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the virus sampling tube of the present invention comprises a sampling tube body 1, a sealing cap 2 and a cut-off structure installed at the bottleneck of the sampling tube body 1, wherein the cut-off structure comprises a plug base 3, a push button 4 and a cutter 5, the plug base 3 is installed at the bottleneck of the sampling tube body 1, the plug base 3 is provided with an opening 6 which is through up and down, the push button 4 is slidably installed at the opening 6, the cutter 5 is fixedly installed on the push button 4, and the opening 6 of the plug base 3 is provided with a connecting spring 7 for the push button 4 to reset automatically; furthermore, one end of a connecting spring 7 is connected with the pushing button 4, and the other end of the connecting spring 7 is connected with the plug seat 3; the plug seat 3 is arranged at the bottleneck of the sampling tube body 1 in an interference manner; in another embodiment, the plug seat 3 can also be installed at the bottleneck of the sampling tube body 1 by a screw installation method; the plug seat 3 is movably connected with the sampling tube body 1, so that the plug seat 3 and the sampling tube body 1 can be conveniently assembled in the production process of the virus sampling tube; when carrying out recovery processing after the virus sampling pipe finishes using, can be convenient for realize the separation of cock seat 3 and sampling tube body 1, can be convenient for pour the useless pharynx swab sampling head in the sampling tube body 1 from sampling tube body 1 simultaneously.

Specifically, the bottom of the sampling tube body 1 is provided with a telescopically-contained burette assembly, the burette assembly comprises a flexible conical connecting part 8 and a burette part 9, and the burette part 9 is connected with the sampling tube body 1 through the flexible conical connecting part 8; the output end of the drip pipe part 9 is provided with a sealing plug 10; when throat swab sampling head cut off the back and fall to the sampling tube body 1 in the reagent of storage, when needing to dissolve the sample in the sampling reagent and when taking, press sampling tube body 1, under the pressure effect, sampling tube body 1 internal pressure increases, flexible toper connecting portion 8 outwards stretches out, burette portion 9 exposes from sampling tube body 1 bottom, demolish shutoff stopper 10 this moment, remove sampling tube body 1 to the household utensils department that detects, press sampling tube body 1 once more, make the reagent that has dissolved the sample from burette portion 9 department drippage, need not be with the help of instruments such as outside pipettes, can realize the dropwise add to sample reagent, and convenient for operation further improves the detection efficiency of virus sample.

Specifically, the sampling tube body 1 is provided with a flexible pressing part 11; furthermore, the sampling tube body 1 is made of hard polypropylene, and the flexible pressing part 11 is made of plastic flexible polypropylene; the whole sample tube body 1 that adopts the stereoplasm material, guarantee the overall structure intensity of virus sampling tube, avoid it to cause excessive deformation because of pressing down or other reasons in moving the transportation process, guarantee the sample reagent and store the security in sample tube body 1, when carrying out sample reagent and take, press the portion 11 through pressing down the flexibility, can realize the change of the pressure in sample tube body 1 to make sample reagent in the sample tube body 1 extruded smoothly from burette portion 9 department.

Specifically, the sampling tube further comprises a bottom cover 12, wherein the bottom cover 12 covers the bottom of the sampling tube body 1; the outer diameter of the bottom cover 12 is 4mm-8mm larger than the outer diameter of the sampling tube body 1; the titration head component at the bottom of the sampling tube body 1 can be isolated from the outside through the bottom cover 12, so that the titration head component is prevented from being polluted by the external environment, and the detection accuracy of subsequent sample reagents is prevented from being influenced; in the process of titrating the sample reagent, the bottom cover 12 is taken down, the titration head assembly is exposed, and the sample reagent is titrated; the outer diameter of the bottom cover 12 is larger than the outer diameter of the sampling tube body 1, so that the contact area between the bottom of the sampling tube body 1 and a placing surface can be increased, the placing stability of the sampling tube body is improved, and the sampling tube body 1 is not easy to topple when being placed vertically; further, the bottom cover 12 is in interference socket joint connection with the bottom of the sampling tube body 1; in another embodiment the bottom cap 12 is screwed to the bottom of the sampling tube body 1.

Specifically, the middle part in the bottom cover 12 is provided with a limit bulge 13 which is arranged corresponding to the dropper part 9; further, the limit bulge 13 is tightly contacted with the seal plug 10; after the bottom cover 12 is covered on the bottom of the sampling tube body 1, the limiting bulge 13 is tightly contacted with the plugging plug 10 at the burette part 9, the limiting bulge 13 tightly pushes the plugging plug 10 at the burette part 9, so that the situation that the plugging plug 10 is separated from the burette part 9 due to deformation of the sampling tube body 1 caused by external extrusion is prevented, and the risk of sample reagent leakage is reduced.

Specifically, a cutting knife 14 arranged corresponding to the cutting knife 5 is arranged at the opening 6, and arc-shaped notch parts 15 are arranged on the cutting knife 5 and the cutting knife 14; stretch into the sampling head of pharynx swab to between the arc breach portion 15 of intercepting sword 14 and cutter 5, when cutter 5 top moved the pharynx swab sampling head to cutter 5 department, the cutting edge of the arc breach portion 15 department on cutter 5 and the intercepting sword 14 and the area of contact increase of pharynx swab sampling head to the processing of cutting off of pharynx swab sampling head of more swift laborsaving.

Specifically, a filter screen 16 is arranged at the flexible conical connecting part 8 on the titration head component; when the sample reagent is extruded and dripped, the filter screen 16 can filter and intercept foreign matters in the sample reagent, so that the foreign matters and the sample reagent are prevented from dripping out from the burette part 9 together, the cleanliness of the sample reagent is ensured, and the foreign matters are prevented from entering into the sample reagent to interfere with the virus detection of the subsequent sample reagent.

Specifically, the bottom of the opening 6 is bonded with an easy-to-tear sealing film 17; the easy-to-tear sealing film 17 is preferably a tin paper film, and a PP (polypropylene) material film can also be adopted; in the initial stage of delivery, the opening 6 is sealed in the sampling tube body 1 through the easy-to-tear sealing film 17, so that the sample reagent in the sampling tube body 1 is completely isolated from the outside, and the sample reagent is prevented from contacting with the external environment to be polluted or influencing the virus detection result; when in use, the easy-to-tear sealing film 17 can be punctured by a throat swab; in another embodiment, the push button 4 is provided with a scraper at the bottom, and when in use, the scraper cuts the easy-to-tear sealing membrane 17 by pushing the push button 4, so as to cut off the pharyngeal swab sampling head and fall into the sampling tube body 1 from the opening 6.

Specifically, a first annular plugging ring 18 is arranged at the top of the plug seat 3, and a second annular plugging ring 19 matched with the first annular plugging ring 18 is arranged on the inner top wall of the sealing cover 2; furthermore, the inner diameter of the first annular sealing ring 18 is equal to the outer diameter of the second annular sealing ring 19, after the sampling tube body 1 is covered by the sealing cover 2, the second annular sealing ring 19 is inserted into the first annular sealing ring 18, and the first annular sealing ring and the second annular sealing ring are in close contact with each other, so that the sealing performance of the connection between the sealing cover 2 and the sampling tube body 1 is ensured, and the sample reagent is prevented from leaking outwards.

Specifically, the outer wall of the sampling tube body 1 is provided with capacity scale marks 20; furthermore, the sampling tube body 1 is transparent, and the residual amount of the sample reagent in the sampling tube body 1 can be observed and known in time through the volume scale marks 20; during titration of sample reagents, the amount of titration of sample reagents can be controlled by the volumetric scale 20.

When the throat swab easy-to-tear sampling tube is used, the sealing cover 2 is opened, the easy-to-tear sealing film 17 is damaged through a throat swab, a sample is sampled through the throat swab and the like, a sampling head of the throat swab extends into the position of the opening 6, the arc-shaped notch 15 of the cutter 5 and the cutter 14, a user holds the sampling tube body 1, the pushing button 4 is pushed by the thumb, the throat swab sampling head falls into the sampling tube body 1 after being cut off under the action of the cutter 5 and the cutter 14, the pushing button 4 automatically resets under the action of the connecting spring 7, the actions are repeated, and the next throat swab sampling head is cut off, so that the rapid cutting-off of a plurality of throat swab sampling heads can be rapidly completed repeatedly, and the sampling efficiency of viruses is improved; sealing the sampled sample reagent through a sealing cover 2; move fortune virus sampling tube to the laboratory in, when taking sample reagent, demolish bottom 12, press the soft matter and press splenium 11, under the pressure action, soft matter toper connecting portion 8 outwards stretches out, burette portion 9 exposes from sampling tube body 1 bottom, demolish shutoff stopper 10 from burette portion 9 bottom, press the soft matter once more and press splenium 11 to make sampling tube body 1 internal pressure change, control extrusion pressure degree, make the inside sample reagent of sampling tube body 1 drop from burette portion 9, it can to carry out the ration dropwise add to sample reagent.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on 8230; \8230on", "on 82308230;," on 82308230; \823030ja above "and" on 8230; \8230on "in the present disclosure should be interpreted in the broadest manner so that" on 8230; "on not only means" directly on something ", but also includes the meaning of" on something "with intermediate features or layers in between, and" over "\8230: \8230or \8230: \8230, above" includes not only the meaning of "over" or "on" something, but also the meaning of "over" or "on" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A virus sampling tube is characterized by comprising a sampling tube body (1), a sealing cover (2) and a cutting structure arranged at the bottleneck of the sampling tube body (1);

cut the structure and include stopper seat (3), promote button (4) and cutter (5), stopper seat (3) are installed in the bottleneck department of sampling tube body (1), be provided with opening (6) that link up from top to bottom on stopper seat (3), but promote button (4) slidable mounting in opening (6) department, cutter (5) fixed mounting is on promoting button (4), stopper seat (3) opening (6) department installs and is used for promoting button (4) connection spring (7) that reset by oneself.

2. The virus sampling tube according to claim 1, wherein the bottom of the sampling tube body (1) is provided with a telescopically received titration head assembly;

the titration head assembly comprises a flexible conical connecting part (8) and a burette part (9), and the burette part (9) is connected with the sampling tube body (1) through the flexible conical connecting part (8); the output end of the drip pipe part (9) is provided with a sealing plug (10).

3. The virus sampling tube according to claim 2, wherein the sampling tube body (1) is provided with a soft pressing part (11).

4. The virus sampling tube according to claim 3, further comprising a bottom cap (12), wherein the bottom cap (12) covers the bottom of the sampling tube body (1); the outer diameter of the bottom cover (12) is 4mm-8mm larger than that of the sampling tube body (1).

5. The virus sampling tube according to claim 4, wherein the bottom cap (12) is provided with a limiting protrusion (13) at the middle part inside thereof, which is arranged corresponding to the dropper part (9).

6. The virus sampling tube according to claim 5, wherein a cutter (14) arranged corresponding to the cutter (5) is arranged at the opening (6), and an arc-shaped notch portion (15) is arranged on each of the cutter (5) and the cutter (14).

7. The virus sampling tube according to claim 6, wherein a filter screen (16) is arranged on the titration head assembly at the flexible conical connection portion (8).

8. The virus sampling tube according to claim 7, wherein the bottom of the opening (6) is adhered with a peel-off seal film (17).

9. The virus sampling tube according to claim 8, wherein a first annular sealing ring (18) is arranged on the top of the plug seat (3), and a second annular sealing ring (19) which is matched with the first annular sealing ring (18) is arranged on the inner top wall of the sealing cover (2).

10. The virus sampling tube according to claim 9, wherein a capacity scale (20) is provided at the outer wall of the sampling tube body (1).

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