CN115251997B

CN115251997B - Sampling device of novel coronavirus nasopharyngeal swab

Info

Publication number: CN115251997B
Application number: CN202210690748.3A
Authority: CN
Inventors: 刘君; 唐大运; 陈丽艳; 陈俊飞; 张时良
Original assignee: Wuxi Fifth Peoples Hospital
Current assignee: Wuxi Fifth Peoples Hospital
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-09-19
Anticipated expiration: 2042-06-17
Also published as: CN115251997A

Abstract

The invention discloses a sampling device of a novel coronavirus nasopharynx swab, which relates to the technical field of novel coronavirus nasopharynx swab sampling and comprises a sampling storage tube and a collecting mechanism for separately placing swabs, wherein a sealing cap is closed at the tube orifice of the sampling storage tube, a connecting rod is fixedly arranged at the bottom end face of the sealing cap, a splicing hole which is communicated with the inside of a gland and is used for inserting the swabs is formed in a rotary table, a collecting box is arranged at the bottom end of the inside of the sampling storage tube in a sliding manner, a medical preservative film is paved at the opening at the upper end of the collecting box, the gland is covered at the opening at the upper end of the collecting box, and the inside of the collecting box is divided into a plurality of storage spaces. The collecting mechanism is convenient for separating and sealing a plurality of swabs, so that the problem that a test tube for collecting samples is frequently opened in the sampling process of mixed detection samples, so that the samples containing viruses are collected and transmitted through air is solved, the infection risk of medical staff and sampled staff is reduced, the mixed detection requirement can be met, and the infection risk of the sampled staff is reduced.

Description

Sampling device of novel coronavirus nasopharyngeal swab

Technical Field

The invention relates to the technical field of novel coronavirus nasopharyngeal swab sampling, in particular to a novel coronavirus nasopharyngeal swab sampling device.

Background

At present, many institutions adopt a method for collecting nasopharynx swabs to detect virus nucleic acid, when the nasopharynx swabs are collected, the swabs are perpendicular to the face, enter from the total nasal passages, are pressed down as much as possible and are close to the lower wall of the nasal cavity, when the nasopharynx has obvious wall collision feeling after entering the nasopharynx, the swabs are taken out vertically after rotating for a circle in a soft way, when the pharynx swabs are sampled, the mouth of a person to be detected is opened, and the swabs gently and rapidly wipe the pharynx side wall and the pharynx back wall for a plurality of times.

At present, in order to improve detection efficiency, a mode of mixed detection is generally adopted, no matter a sampling mode of a nose swab or a throat swab is adopted, the swab is finally required to be sealed in a sampling storage tube, but a test tube for collecting a sample is required to be frequently opened in a sampling process of a mixed detection sample, if a sample containing virus is collected in the test tube for sampling, the infection risk of medical staff and sampled staff is increased, the problem of how to meet the mixed detection requirement and reduce the infection risk of the sampled staff is urgently solved, and therefore, a novel coronavirus nasopharynx swab sampling device is designed so as to solve the problem.

Disclosure of Invention

The invention aims to provide a novel coronavirus nasopharyngeal swab sampling device so as to solve the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sampling device of new coronavirus nasopharynx swab, including the sampling accomodate the pipe and separate the collection mechanism of placing the swab, collection mechanism peg graft in the sampling accomodate intraductally, utilize collection mechanism to separate a plurality of swab and seal in the sampling accomodate intraductally, avoid mixing to examine the sample and frequently open the sampling accomodate the pipe of collecting the sample in the sampling process, result in gathering the sample that contains the virus and pass through the airborne virus, reduce medical personnel and by the personnel risk of infection of sampling, can enough satisfy the demand of mixing to examine, can reduce again by the personnel risk of infection of sampling.

The collecting mechanism comprises a sealing cap, a connecting rod and a collecting box, wherein the connecting rod is fixedly arranged on the bottom end face of the sealing cap, a rotary table is arranged at the bottom end of the connecting rod, a gland is arranged at the bottom end of the rotary table in a rotating mode, a splicing hole which is communicated with the inside of the gland and used for inserting a swab is formed in the rotary table, the collecting box is arranged at the bottom end of the sampling storage tube in a sliding mode, a medical preservative film is paved at the upper end opening of the collecting box through the upper end opening of the collecting box, the medical preservative film is paved at the opening of the collecting box through the gland cover, the opening of the collecting box is sealed, the inside of the collecting box is relatively sealed, so that the swab after sampling is sealed, viruses are prevented from being doped in the swab after sampling, and the swab is spread by air, and medical staff and other sampling staff are infected.

In order to ensure that the medical preservative film can be stably sealed in the opening of the collecting box, the medical preservative film can be stably held by utilizing the gland to cover the opening of the collecting box, and the condition that the inside of the collecting box is communicated with the outside air to cause virus to spread and infect other personnel is avoided.

The bottom mounting of sealing cap is equipped with the rubber sleeve, and sealing cap closes the mouth of pipe and rubber sleeve's outer wall and sampling storage tube inner wall slip laminating at the sampling storage tube, and this can seal the sample that has collected swab tip sampling head through the connecting rod in a plurality of storage space of collecting box, can enough ensure to mix the effective going on of examining the operation, can avoid appearing virus diffusion again and infect medical personnel and other wait to sample personnel.

The inside separation of collecting box is a plurality of storage space that is used for depositing the swab tip and gathers the sample, rotates the spliced eye in proper order through every storage space's top position, like this when depositing the sampling head of swab tip, can run through the medical plastic wrap of gland and corresponding position with the swab, enter into the sampling head that a storage space that corresponds independently deposited every swab tip respectively, the storage space that distributes with the spliced eye dislocation receives medical plastic wrap and plays sealed effect, avoid like this when depositing the sampling head of swab tip, the sampling head of previous swab tip exposes, spread the virus in the air.

In further embodiments, the outer wall symmetry of collecting the box is equipped with two sets of limit piece, and every limit piece of group includes two, and is equipped with the grafting clearance between two stopper, and half spherical limit groove has all been seted up to the lateral wall to two stopper of same group, and the bottom lateral wall of gland is equipped with the ball-type piece, and the ball-type piece gets into in the grafting clearance and the joint is in the half spherical limit inslot portion of two stopper of same group, can be with the gland stable fixation in the upper end opening part of collecting the box like this to be convenient for follow the gland with collecting the box and adjust the position from top to bottom in step, satisfy the nucleic acid sampling demand.

In a further embodiment, inverted T-shaped rotating blocks are symmetrically and fixedly arranged at the edge of the bottom end of the rotary table, annular clamping grooves which are rotationally clamped with the two inverted T-shaped rotating blocks are formed in the upper end of the gland, and the rotary table is rotationally clamped in the annular clamping grooves of the gland by utilizing the two inverted T-shaped rotating blocks so that the rotary table can rotate at the upper end of the gland.

In further embodiments, the bottom edge fixing of sealing cap is equipped with the cutting blade that runs through rubber sleeve, the mouth of pipe lateral wall that the sampling was accomodate the pipe has offered the U type cutting mouth that a plurality of even interval was distributed, the swab tip outer wall card after will sampling is in the U type cutting mouth of pipe department that the sampling was accomodate the pipe, and the swab is in the state of slope, then push down the sealing cap, can push down the swab and cut the operation through the cutting blade, the swab tip sampling head that cuts off falls on the carousel, upwards mention the sealing cap, can drive carousel and collecting box and upwards mention along adopting the inner wall that accomodates the pipe through the connecting rod, can be with the swab tip sampling head after cutting up to the mouth of pipe department that the sampling was accomodate the pipe, medical personnel hand swab tip sampling head inserts the spliced eye of carousel and the medical preservative film of corresponding position enter into the collection cavity of collecting box, satisfy the demand of quick collection, ensure the security of sampling simultaneously.

In a further embodiment, the top end of the sealing cap is provided with a thread groove, the thread groove is inserted with a compression bar through an internal thread, the compression bar is inserted in the thread groove through an external thread in a rotating mode during sampling, when the sealing cap is pressed down, the sealing cap is pinched by a thumb and an index finger, the top end of the compression bar is propped against the palm center, the compression bar is pressed down by the palm, meanwhile, the pressing direction of the sealing cap of the column is kept unchanged, pressing down of the cutting blade can be achieved, and effective cutting operation of the sampling head at the end part of the swab is achieved.

In further embodiments, the outer wall bottom of pipe is accomodate in the sampling is equipped with supporting mechanism, utilizes supporting mechanism effectively to stably support the sampling to accomodate the pipe, when guaranteeing to cut off swab tip sampling head, can stably support the sampling and accomodate the pipe, avoids appearing empting the phenomenon, influences the quick encapsulation of swab.

In further embodiments, supporting mechanism includes supporting pedestal, supporting pedestal's upper end left side vertical fixation is equipped with the backup plate, the lateral wall top slope of backup plate is provided with the limiting plate to the right side below, set up the spacing hole that is used for the sampling to accomodate the pipe grafting on the limiting plate, utilize supporting pedestal to vacate the vertical support and prop up the backup plate, utilize the backup plate to distribute the limiting plate slope, accomodate the pipe perpendicular to limiting plate with the sampling, and insert in the spacing hole of limiting plate, the lateral wall of backup plate is equipped with the layer board that is located the limiting plate below and distributes with the limiting plate in parallel, the sampling is accomodate the pipe bottom and is placed at the layer board up end, the sampling of inserting in the spacing hole accomodate the pipe and can support at the up end of layer board, realize stably supporting and prop up the sampling and accomodate the pipe, need not artificial holding the sampling and accomodate the pipe.

In further embodiments, the bottom mounting of limiting plate is equipped with two arc stainless steel clamping pieces, and two arc stainless steel clamping pieces use spacing hole as central symmetry distribution, insert spacing downthehole and sit at the layer board up end when the sampling storage tube, utilize two arc stainless steel clamping pieces symmetry centre gripping to accomodate the intraductal at the sampling, can further strengthen the stability that the pipe was accomodate in the sampling support.

Preferably, the sampling method of the sampling device based on the novel coronavirus nasopharyngeal swab comprises the following steps:

a1, a plurality of swabs are separated and sealed in a sampling storage tube by utilizing a collecting mechanism, so that the problem that a mixed detection sample frequently opens the sampling storage tube for collecting the sample in the sampling process, so that the sample containing virus is collected, and the infection risk of medical staff and sampled staff is reduced, the mixed detection requirement can be met, and the infection risk of the sampled staff is reduced;

a2, when depositing the sampling head of swab tip, rotate the carousel on the gland, can regard as circular orbit adjustment position with the spliced eye, will the spliced eye rotates the top position through every parking space in proper order, like this when depositing the sampling head of swab tip, can run through the medical plastic wrap of gland and corresponding position with the swab, enter into the sampling head of every swab tip of corresponding one parking space independent deposit respectively, receive medical plastic wrap with the parking space of spliced eye dislocation distribution and play sealed effect, avoid like this when depositing the sampling head of swab tip, the sampling head of preceding swab tip exposes out, spread the virus in the air.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a sampling device of a novel coronavirus nasopharynx swab, which is characterized in that a collecting mechanism is convenient for separating and sealing a plurality of swabs, so that a sampling storage tube for collecting samples is prevented from being frequently opened in a sampling process of mixed detection samples, the samples containing viruses are collected to spread the viruses through air, the infection risk of medical staff and sampled staff is reduced, the mixed detection requirement can be met, and the infection risk of the sampled staff is reduced.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is an exploded view of the collection mechanism of the present invention;

FIG. 3 is a partial cross-sectional view of the collection mechanism of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 3B in accordance with the present invention;

FIG. 6 is a cross-sectional view of the structure of the collecting box of the present invention;

FIG. 7 is an exploded view of the support mechanism and sample receiving tube structure of the present invention;

fig. 8 is an enlarged view of the structure of fig. 7 at C in accordance with the present invention.

In the figure: 1. a sampling storage tube; 11. a U-shaped cutting opening; 2. a collection mechanism; 21. a sealing cap; 22. a rubber sleeve; 23. a compression bar; 24. a cutting blade; 25. a connecting rod; 26. a turntable; 27. a plug hole; 28. Medical preservative film; 29. a collection box; 210. a gland; 211. an annular clamping groove; 212. an inverted T-shaped rotating block; 213. a spherical block; 214. a limiting block; 215. hemispherical limit grooves; 216. a storage space; 3. a support mechanism; 31. a support base; 32. a backup plate; 33. a limiting plate; 34. a supporting plate; 35. arc stainless steel clip.

Detailed Description

The following description will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-2, the embodiment provides a sampling device for a novel coronavirus nasopharynx swab, which comprises a sampling storage tube 1 and a collecting mechanism 2 for separately placing the swab, wherein the collecting mechanism 2 is inserted into the sampling storage tube 1, the collecting mechanism 2 is utilized to separate and seal a plurality of swabs in the sampling storage tube 1, so that the sampling storage tube 1 for collecting the sample is prevented from being frequently opened in the sampling process by mixed inspection samples, the samples containing viruses are collected, the infection risk of medical staff and sampled staff is reduced, the mixed inspection requirement can be met, and the infection risk of the sampled staff can be reduced.

The collection mechanism 2 comprises a sealing cap 21, a connecting rod 25 and a collection box 29, wherein the connecting rod 25 is fixedly arranged on the bottom end surface of the sealing cap 21, a rotary table 26 is arranged at the bottom end of the connecting rod 25, a gland 210 is arranged at the bottom end of the rotary table 26 in a rotary mode, a plug hole 27 which is communicated with the interior of the gland 210 and used for inserting a swab is formed in the rotary table 26, the collection box 29 is arranged at the bottom end of the sampling storage tube 1 in a sliding mode, a medical preservative film 28 is paved at the upper end opening of the collection box 29, the gland 210 covers the upper end opening of the collection box 29, the medical preservative film 28 is paved at the opening of the collection box 29, the opening of the collection box 29 is sealed, the interior of the collection box 29 is relatively sealed, so that the swab after sampling is sealed, and viruses are prevented from being doped in the swab after sampling, and the medical staff and other sampling staff are infected through air diffusion.

In order to ensure that the medical preservative film 28 can be stably sealed in the opening of the collecting box 29, the gland 210 is used for covering the opening of the collecting box 29, so that the medical preservative film 28 can be stably held, and the condition that the inside of the collecting box 29 is communicated with the outside air to cause virus to spread and infect other personnel is avoided.

During sampling, the sampled swab penetrates through the inserting hole 27 on the turntable 26, then the swab penetrates through the gland 210 and the medical preservative film 28, the swab can enter the collecting box 29 for sealing, meanwhile, the end part of the swab is cut off, and only the sampling head of the end part of the swab is reserved for sealing in the collecting box 29, so that the space occupation ratio is reduced.

In order to avoid virus diffusion caused by the exposure of the sampled sample and the communication of external air during sampling, a plurality of storage spaces 216 for storing samples collected by the swab ends are divided into in the collection box 29, inverted T-shaped rotating blocks 212 are symmetrically and fixedly arranged at the edge positions of the bottom ends of the turnplates 26, annular clamping grooves 211 which are rotationally clamped with the two inverted T-shaped rotating blocks 212 are formed in the upper ends of the pressing covers 210, and the turnplates 26 are rotationally clamped in the annular clamping grooves 211 of the pressing covers 210 by utilizing the two inverted T-shaped rotating blocks 212 so that the turnplates 26 can rotate at the upper ends of the pressing covers 210.

When the sampling heads at the swab ends are stored, the turntable 26 is rotated on the gland 210, the inserting holes 27 can be used as circular track adjustment positions, namely, the inserting holes 27 are sequentially rotated to pass through the upper positions of the storage spaces 216, so that when the sampling heads at the swab ends are stored, the swabs can penetrate through the gland 210 and the medical preservative films 28 at the corresponding positions, the sampling heads at the swab ends are respectively and independently stored in the corresponding storage spaces 216, the storage spaces 216 distributed in a staggered mode with the inserting holes 27 are subjected to the medical preservative films 28 to play a sealing role, and the situation that when the sampling heads at the swab ends are stored, the sampling heads at the previous swab ends are exposed is avoided, and viruses are spread in the air.

After the sampling is finished, the rubber sleeve 22 is fixedly arranged at the bottom end of the sealing cap 21, the sealing cap 21 is covered at the pipe orifice of the sampling storage pipe 1, the outer wall of the rubber sleeve 22 is in sliding fit with the inner wall of the sampling storage pipe 1, the samples collected with the sampling heads at the swab end parts can be sealed in the storage spaces 216 of the collecting box 29 through the connecting rods 25, the effective running of the mixed detection operation can be ensured, and virus spread infection medical staff and other staff to be sampled can be avoided.

Example two

Referring to fig. 1-6, further modifications were made based on example 1:

after the gland 210 is covered on the upper end opening of the collection box 29, the opening of the collection box 29 can be closed, but when the gland 210 is lifted upwards, the gland is immediately separated from the opening of the collection box 29, so that on one hand, the collection operation of a swab is influenced, and on the other hand, the collection box 29 with the collected sample is taken out from the collection tube 1 at a later stage, and the detection operation of the mixed sample is influenced.

Through be equipped with two sets of limit piece 214 at the outer wall symmetry of collecting box 29, every limit piece 214 of group includes two, and be equipped with the grafting clearance between two limit pieces 214, hemispherical spacing groove 215 has all been seted up to the lateral wall to two limit pieces of same group 214, the bottom lateral wall of gland 210 is equipped with ball-type piece 213, after gland 210 lid closes on collecting box 29's opening, get into the grafting clearance with ball-type piece 213, make two limit pieces 214 of same group be strutted by ball-type piece 213, along with ball-type piece 213 constantly pushes down, until the joint is inside hemispherical spacing groove 215 of two limit pieces of same group 214, so can be with gland 210 stable fixed in collecting box 29's upper end opening part, thereby be convenient for follow gland 210 synchronous upper and lower adjustment position with collecting box 29, satisfy the nucleic acid sampling demand.

The storage space inside the collecting box 29 is limited after all, in order to meet the sampling requirement, the length of the swab is generally longer, so that the swab needs to be cut off after being sampled, only the sampling head at the end part of the swab needs to be stored in the inner wall of the collecting box 29, at present, the swab is cut off only by the application of force by bare hands of medical staff to break off the swab, so that the labor is wasted, in order to reduce the workload of the medical staff, and simultaneously improve the sampling efficiency, the bottom edge of the sealing cap 21 is fixedly provided with the cutting blade 24 penetrating through the rubber sleeve 22, the side wall of the pipe orifice of the sampling storage pipe 1 is provided with a plurality of uniformly-spaced U-shaped cutting ports 11, the outer wall of the end part of the sampled swab is clamped in the U-shaped cutting ports 11 at the pipe orifice of the sampling storage pipe 1, and the swab is in the state of slope, then push down sealed cap 21, can push down the operation of cutting to the swab through cutting blade 24, the swab tip sampling head that cuts off falls on carousel 26, upwards mention sealed cap 21, can drive carousel 26 and collection box 29 through connecting rod 25 and upwards lift up along the inner wall that adopts storage tube 1, can be with the swab tip sampling head after cutting off to the mouth of pipe department of sampling storage tube 1, medical personnel hand swab tip sampling head insert the spliced eye 27 of carousel 26 and the medical plastic wrap 28 of corresponding position enter into the collection cavity 216 of collection box 29 in, satisfy the demand of quick collection, ensure the security of sampling simultaneously.

In order to facilitate the force application to press down the sealing cap 21, namely, the cutting blade 24 is pressed down to perform cutting operation, a thread groove is formed in the top end of the sealing cap 21 and is inserted with a pressing rod 23 through an internal thread, during sampling, the pressing rod 23 is inserted in the thread groove through an external thread in a rotating manner, when the sealing cap 21 is pressed down, the sealing cap 21 is pinched by a thumb and an index finger, the top end of the pressing rod 23 abuts against the palm center, the pressing rod 23 is pressed down by the palm, and meanwhile, the pressing direction of the sealing cap 21 is kept unchanged, so that the pressing down of the cutting blade 24 can be realized, and the effective cutting operation of the sampling head at the end part of a swab is realized.

After the adoption is finished, the compression bar 23 is reversely rotated, and the compression bar 23 can be taken down from the thread groove of the sealing cap 21, so that the adopted sampling storage tube 1 is convenient to transport.

Example III

Referring to fig. 1, 7 and 8, further improvements are made on the basis of embodiment 2:

when cutting off swab tip sampling head, need medical personnel to hold the post sealing cap 21 with one hand, hold the swab with one hand, consequently, when pushing down sealing cap 21 drives cutting blade 24 and carries out the cutting operation, sampling storage tube 1 is very easily unstable, the phenomenon of toppling over appears, influence the efficiency of sampling, in order to conveniently seal the swab after the sampling in the collection box 29 in the sampling storage tube 1, outer wall bottom at sampling storage tube 1 is equipped with supporting mechanism 3, utilize supporting mechanism 3 effective stable support sampling storage tube 1, when guaranteeing to cut off swab tip sampling head, can stable support to play sampling storage tube 1, avoid appearing the phenomenon of toppling over, influence the quick sealing of swab.

The supporting mechanism 3 comprises a supporting base 31, a backup plate 32 is vertically and fixedly arranged on the left side of the upper end of the supporting base 31, a limiting plate 33 is obliquely arranged below the right side of the top end of the side wall of the backup plate 32, a limiting hole for inserting the sampling storage tube 1 is formed in the limiting plate 33, the supporting base 31 is utilized to empty and vertically support the backup plate 32, the backup plate 32 is utilized to obliquely distribute the limiting plate 33, the sampling storage tube 1 is perpendicular to the limiting plate 33 and is inserted into the limiting hole of the limiting plate 33, a supporting plate 34 which is positioned below the limiting plate 33 and is distributed parallel to the limiting plate 33 is arranged on the side wall of the backup plate 32, the bottom end of the sampling storage tube 1 is placed on the upper end face of the supporting plate 34, and the sampling storage tube 1 inserted into the limiting hole can be abutted against the upper end face of the supporting plate 34, so that the sampling storage tube 1 is stably supported without manually holding the sampling storage tube 1.

In order to enhance the stability that the sampling storage tube 1 supported, the bottom end mounting of the limiting plate 33 is provided with two arc-shaped stainless steel clamping pieces 35, the two arc-shaped stainless steel clamping pieces 35 are symmetrically distributed with the limiting hole as the center, when the sampling storage tube 1 is inserted into the limiting hole and is located on the upper end face of the supporting plate 34, the two arc-shaped stainless steel clamping pieces 35 are symmetrically clamped in the sampling storage tube 1, and the stability that the sampling storage tube 1 supports can be further enhanced.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sampling device of new coronavirus nasopharyngeal swab, includes sampling storage tube (1) and separates the collection mechanism who places the swab, its characterized in that: the collecting mechanism is inserted into the sampling storage tube (1);

the collecting mechanism comprises a sealing cap (21), a connecting rod (25) and a collecting box (29), wherein a rubber sleeve (22) is fixedly arranged at the bottom end of the sealing cap (21), the sealing cap (21) covers the pipe orifice of the sampling storage pipe (1), and the outer wall of the rubber sleeve (22) is in sliding fit with the inner wall of the sampling storage pipe (1);

the connecting rod (25) is fixedly arranged on the bottom end surface of the sealing cap (21), a rotary table (26) is fixedly arranged at the bottom end of the connecting rod (25), a gland (210) is rotatably arranged at the bottom end of the rotary table (26), a plug hole (27) which is communicated with the inside of the gland (210) and used for inserting a swab is formed in the rotary table (26), the collecting box (29) is slidably arranged at the bottom end of the inside of the sampling storage tube (1), a medical preservative film (28) is paved at the upper end opening of the collecting box (29), and the gland (210) is covered at the upper end opening of the collecting box (29);

the interior of the collection box (29) is divided into a plurality of storage spaces (2) for storing samples collected at the ends of the swabs.

2. The sampling device for a new coronavirus nasopharyngeal swab as recited in claim 1, wherein: the outer wall symmetry of collecting box (29) is equipped with two sets of spacing piece (214), and every set of spacing piece (214) include two, and are equipped with the grafting clearance between two stopper (214), and hemisphere spacing groove (215) have all been seted up to the opposite side wall to same two stopper (214) of group, the bottom lateral wall of gland (210) is equipped with ball-type piece (213), ball-type piece (213) get into in the grafting clearance and joint is inside hemisphere spacing groove (215) of same two stopper (214) of group.

3. The sampling device for a new coronavirus nasopharyngeal swab as recited in claim 1, wherein: the bottom edge of the turntable (26) is symmetrically and fixedly provided with inverted T-shaped rotating blocks (212), and the upper end of the gland (210) is provided with annular clamping grooves (211) which are rotationally clamped with the two inverted T-shaped rotating blocks (212).

4. The sampling device for a new coronavirus nasopharyngeal swab as recited in claim 1, wherein: the bottom edge of the sealing cap (21) is fixedly provided with a cutting blade (24) penetrating through the rubber sleeve (22), and the side wall of the pipe orifice of the sampling storage pipe (1) is provided with a plurality of U-shaped cutting ports (11) which are uniformly distributed at intervals.

5. The sampling device for a new coronavirus nasopharyngeal swab as recited in claim 1, wherein: a thread groove is formed in the top end of the sealing cap (21), and a compression bar (23) is inserted into the thread groove through internal threads.

6. The sampling device for a new coronavirus nasopharyngeal swab as recited in claim 1, wherein: the bottom end of the outer wall of the sampling storage tube (1) is provided with a supporting mechanism.

7. The device for sampling a nasopharyngeal swab of claim 6, wherein: the supporting mechanism comprises a supporting base (31), a backup plate (32) is vertically and fixedly arranged on the left side of the upper end of the supporting base (31), a limiting plate (33) is obliquely arranged right below the top end of the side wall of the backup plate (32), and a limiting hole for inserting the sampling storage tube (1) is formed in the limiting plate (33).

8. The device for sampling a nasopharyngeal swab of claim 7, wherein: the lateral wall of backup plate (32) is equipped with and is located limiting plate (33) below and with limiting plate (33) parallel distribution's layer board (34), sample storage tube (1) bottom is placed at layer board (34) up end.

9. The device for sampling a nasopharyngeal swab of a new coronavirus according to claim 8, wherein: the bottom end fixing of limiting plate (33) is equipped with two arc stainless steel clamping pieces (3), and two arc stainless steel clamping pieces (3) are as central symmetry distribution with spacing hole.