CN219174495U

CN219174495U - Improved nucleic acid sampling tube

Info

Publication number: CN219174495U
Application number: CN202320104329.7U
Authority: CN
Inventors: 徐晓红; 周慧; 俞燕君
Original assignee: Shanghai Pudong Hospital Fudan University Pudong Medical Center
Current assignee: Shanghai Pudong Hospital Fudan University Pudong Medical Center
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-06-13
Anticipated expiration: 2033-02-02

Abstract

The utility model discloses an improved nucleic acid sampling tube, which comprises a sampling tube main body, wherein the top end of the sampling tube main body is provided with a sealing cover, the inner peripheral surface of the upper end of the sampling tube main body is fixedly connected with an insertion ring, the inner peripheral surface of the insertion ring is provided with a groove, the top of the sampling tube main body is provided with the sealing cover by arranging the sealing cover, the sealing cover is detachably connected with the sampling tube main body, the insertion ring is arranged in the sampling tube main body, the groove is arranged on the insertion ring, when the sampling tube is used, after the sealing cover is opened, a cotton swab is inserted into the insertion ring, and then the cotton swab can be broken after being inserted into the groove.

Description

Improved nucleic acid sampling tube

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an improved nucleic acid sampling tube.

Background

During daily nucleic acid sampling, the taken nucleic acid sampling tube is directly put in a bag for taking, the nucleic acid sampling tube lies flat, sample liquid flows out to cause pollution when unscrewed, during the process of nucleic acid sampling, a sampling cotton swab contacts a bottle opening in the process of breaking, a small amount of sample liquid splashes out when broken sometimes without attention, and the sample is polluted

To this end, an improved nucleic acid sampling tube is proposed.

Disclosure of Invention

The present utility model is directed to an improved nucleic acid sampling tube that solves the above-mentioned problems with the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an improvement nucleic acid sampling tube, includes the sampling tube main part, the top of sampling tube main part is equipped with the closing cap, the upper end inner peripheral surface department fixedly connected with inserts the ring of sampling tube main part, the inner peripheral surface of inserting the ring is equipped with the recess.

According to the technical scheme, the sealing cover is of a tubular structure, the outer peripheral surface of the sampling tube main body is provided with the annular groove, the sealing cover is sleeved on the outer side of the annular groove, the sealing cover is in sliding connection with the annular groove, and a rubber film is fixedly connected to the upper end of the inner peripheral surface of the sealing cover.

According to the technical scheme, the outer surface of the upper end of the sampling tube main body is conical.

According to the technical scheme, the elastic piece is arranged between the sealing cover and the annular groove.

According to the technical scheme, the outer peripheral surface of the annular groove is provided with the sliding groove, the length extending direction of the sliding groove and the axial direction of the sampling tube main body extend in the same direction, the limiting block is fixedly connected to the inner peripheral surface of the sealing cover corresponding to the sliding groove, the arc-shaped groove is arranged at the upper end of the sliding groove, and the arc-shaped groove is communicated with the sliding groove.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the sampling tube main body is arranged, the sealing cover is arranged at the top of the sampling tube main body, the sealing cover is detachably connected with the sampling tube main body, the insertion ring is arranged in the sampling tube main body, and the groove is formed in the insertion ring.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of the body structure of a sampling tube of the present utility model;

FIG. 4 is a schematic view of the insert ring structure of the present utility model;

in the figure: 1-sampling tube main body, 2-closing cap, 3-insert ring, 4-recess, 5-ring channel, 6-rubber membrane, sliding tray, 8-stopper, 9-arc wall.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: an improved nucleic acid sampling tube comprises a sampling tube body 1, as shown in FIG. 3, wherein the sampling tube body 1 is tubular, an opening is arranged at the top, and a sample liquid is filled in the sampling tube body 1. The top end of the sampling tube main body 1 is provided with a sealing cover 2, the sealing cover 2 is detachably connected with the sampling tube main body 1, the inner peripheral surface of the upper end of the sampling tube main body 1 is fixedly connected with an insertion ring 3, as shown in fig. 4, the insertion ring 3 is annular, the insertion ring 3 and the sampling tube main body 1 are coaxially arranged, the inner peripheral surface of the insertion ring 3 is provided with a plurality of grooves 4, the cotton swabs can be inserted into the insertion ring 3 in a non-contact manner, the cotton swabs can be embedded into the grooves 4, the cotton swabs are convenient to break, and as the insertion ring 3 is positioned in the sampling tube main body 1, the cotton swabs are broken in the sampling tube main body 1, so that sample liquid is prevented from splashing;

specifically, the sealing cover 2 is in a tubular structure, the outer peripheral surface of the sampling tube main body 1 is provided with an annular groove 5, the annular groove 5 and the sampling tube main body 1 are coaxially arranged, the sealing cover 2 is sleeved on the outer side of the annular groove 5, wherein the inner peripheral surface of the sealing cover 2 is uniformly attached to the outer peripheral surface of the annular groove 5, the sealing cover 2 is ensured to slide up and down along the annular groove 5, the sealing cover 2 is in sliding connection with the annular groove 5, a rubber film 6 is fixedly connected to the upper end of the inner peripheral surface of the sealing cover 2, a cross-shaped opening is arranged on the end surface of the rubber film 6, the rubber film 6 is positioned at the upper end of the sampling tube main body 1 in a normal state, the sampling tube main body 1 is blocked, an internal sample is prevented from being polluted, after the upper end of the sampling tube main body 1 is contacted with the rubber film 6, the rubber film 6 is propped open, the upper end of the sampling tube main body 1 is exposed, a cotton swab enters from the sampling tube main body 1, after sampling is completed, the sealing cover 2 is moved upwards, the rubber film 6 is reset, so that the sampling tube main body 1 is blocked, external pollutants are prevented from entering the inside of the sampling tube main body 1, in order to ensure the tightness between the sampling tube main body 1 and the sealing cover 2, an annular groove is formed in the outer peripheral surface of the upper end of the sampling tube main body 1, an annular rubber cushion is arranged in the annular groove, and the annular rubber cushion is contacted with the inner peripheral surface of the sealing cover 2 to form sealing, and meanwhile, the movable connection between the sealing cover 2 and the sampling tube main body 1 is not hindered;

specifically, the outer surface of the upper end of the sampling tube main body 1 is conical, so that the sampling tube main body 1 can conveniently extend out of the rubber membrane 6;

specifically, an elastic member is arranged between the sealing cover 2 and the annular groove 5, the elastic member can be a spring, the spring is sleeved on the outer side of the annular groove 5, and two ends of the spring are respectively contacted with the lower end surface of the annular groove 5 and the lower end surface of the sealing cover 2, so that under the action of the spring, the sealing cover 2 is positioned at the upper end, and at the moment, the rubber door film 6 is positioned at the upper end of the sampling tube main body 1, so that the sealing cover 2 cannot sink under the action of gravity, and the sampling tube main body 1 jacks up the rubber film 6;

specifically, the outer peripheral surface of the annular groove 5 is provided with a sliding groove 7, the length extending direction of the sliding groove 7 and the axial direction of the sampling tube main body 1 extend in the same direction, a limiting block 8 is fixedly connected to the inner peripheral surface of the sealing cover 2 corresponding to the sliding groove 7, when the sealing cover 2 slides relative to the sampling tube main body 1, the limiting block 8 synchronously slides in the sliding groove 7, an arc groove 9 is arranged at the upper end of the sliding groove 7, the arc groove 9 is communicated with the sliding groove 7, wherein the arc groove 9 is transversely arranged, when the device is not used, the sealing cover 2 can be transversely rotated, the limiting block 8 in the sealing cover 2 transversely moves to the inside of the arc groove 9, and further the sampling tube main body 1 can not move relative to the sealing cover 2, so that equipment is in a locking state, and transportation is convenient;

when the sampling tube is used, the rubber film 6 is positioned at the upper end of the sampling tube main body 1 in a normal state, the sampling tube main body 1 is blocked, so that an internal sample is prevented from being polluted, when the sealing cover 2 is moved downwards, the upper end of the sampling tube main body 1 is in contact with the rubber film 6, the rubber film 6 is pushed open, the upper end of the sampling tube main body 1 is exposed, a cotton swab enters from the sampling tube main body 1, after sampling is completed, the sealing cover 2 is moved upwards, the rubber film 6 is reset, the sampling tube main body 1 is blocked, external pollutants are prevented from entering the inside of the sampling tube main body 1, the cotton swab can be broken after the cotton swab is inserted into the groove 4 by the insertion ring 3, and sampling is completed.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An improved nucleic acid sampling tube comprising a sampling tube body (1), characterized in that: the top of sampling tube main part (1) is equipped with closing cap (2), the upper end inner peripheral surface department fixedly connected with of sampling tube main part (1) inserts ring (3), the inner peripheral surface of inserting ring (3) is equipped with recess (4).

2. The improved nucleic acid sampling tube of claim 1, wherein: the sealing cover (2) is of a tubular structure, an annular groove (5) is formed in the outer peripheral surface of the sampling tube main body (1), the sealing cover (2) is sleeved on the outer side of the annular groove (5), the sealing cover (2) is in sliding connection with the annular groove (5), and a rubber membrane (6) is fixedly connected to the upper end of the inner peripheral surface of the sealing cover (2).

3. The improved nucleic acid sampling tube of claim 2, wherein: the outer surface of the upper end of the sampling tube main body (1) is conical.

4. The improved nucleic acid sampling tube of claim 3, wherein: an elastic piece is arranged between the sealing cover (2) and the annular groove (5).

5. The improved nucleic acid sampling tube of claim 4, wherein: the outer peripheral surface of ring channel (5) is provided with sliding tray (7), the length extending direction of sliding tray (7) with the axial direction syntropy of sampling tube main part (1) extends, the inner peripheral surface of closing cap (2) corresponds sliding tray (7) department fixedly connected with stopper (8), the upper end department of sliding tray (7) is provided with arc wall (9), arc wall (9) with sliding tray (7) intercommunication.