CN219297506U - Nucleic acid detection sampling test tube - Google Patents

Abstract

The utility model discloses a nucleic acid detection sampling test tube, which comprises an outer test tube and a connecting cover, wherein the connecting cover is detachably connected to a tube orifice of the outer test tube, a flip device is arranged on the connecting cover and comprises a flip, a pull block, a pull rope, a fixed box, a limiting block, a telescopic spring and a pull ring, the flip is hinged to the connecting cover, a torsion spring is arranged at the hinge joint of the flip and the connecting cover, the pull block is fixedly arranged at the upper end of the flip, the fixed box is fixedly arranged at the right end of the connecting cover, the pull rope penetrates through the fixed box and is in sliding connection with the pull rope, and the limiting block is fixedly arranged on the outer wall of the pull rope. This nucleic acid detection sampling test tube, through being provided with flip device, automatic messenger flip seals the junction cap, easy operation, convenient to use rotates interior test tube and outer test tube, makes outer test tube outwards remove, can improve inside parking space, improves the suitability.

Description

Nucleic acid detection sampling test tube

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a nucleic acid detection sampling test tube.

Background

The nucleic acid detection is a detection method capable of efficiently judging whether a human body is infected with viruses, has the advantages of convenient sampling, high accuracy, low cost and the like, and is widely used in China and other countries. In the nucleic acid detection, a throat swab is generally used for detection, and after the throat swab is sampled at the throat, the front end of the throat swab is generally collected into a sampling test tube so as to facilitate uniform delivery.

At present, most of test tubes for detecting and sampling nucleic acid are connected with a pipe and a cover in a threaded manner, when the test tubes are opened, two hands are required to be used for unscrewing, and the operation is inconvenient.

However, when the device is actually used, the turnover cover is required to be continuously jacked by using a single finger, when the cotton swab is broken, the jacked single finger can cause the inconvenience that the cotton swab is inserted into the broken swab hole, and in addition, after the cotton swab is broken, the turnover cover is required to be pressed downwards, so that the turnover cover shields the broken swab hole, the operation is complex, and the use is inconvenient.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a nucleic acid detection sampling test tube, and solves the problems that a single finger is required to continuously jack up a flip cover, when a cotton swab is broken, the single finger which is jacked up can cause the cotton swab to be inserted into a broken swab hole to be inconvenient, and the flip cover is required to be pressed downwards after the cotton swab is broken, so that the flip cover shields the broken swab hole, the operation is complex, and the use is inconvenient.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a nucleic acid detection sampling test tube, includes outer test tube and connection lid, connection lid can dismantle the mouth of pipe of connection at outer test tube, it is provided with flip device to connect to cover, flip device includes:

the flip cover is hinged to the connecting cover, and a torsion spring is arranged at the hinge joint of the flip cover and the connecting cover;

the pull block is fixedly arranged at the upper end of the flip cover, and the right end of the pull block is fixedly connected with the pull rope;

the fixed box is fixedly arranged at the right end of the connecting cover, and a pull rope penetrates through the fixed box and is connected with the pull rope in a sliding manner;

the limiting block is fixedly arranged on the outer wall of the pull rope and is in sliding connection in the fixed box;

the telescopic spring is arranged in the fixed box, the upper end of the telescopic spring is fixedly connected with the limiting block, and the lower end of the telescopic spring is fixedly connected with the lower end in the fixed box;

and the upper end of the pull ring is fixedly connected with the pull rope.

Preferably, the inside sliding connection of outer test tube has interior test tube, interior test tube mouth of pipe department fixed mounting has sealed pad.

Preferably, an external thread groove is formed in the outer wall of the inner test tube.

Preferably, an inner thread groove is formed in the inner wall of the lower end of the outer test tube.

Preferably, a swab hole is formed in the center of the connecting cover.

Preferably, a bump is fixedly arranged at one end of the flip close to the connecting cover.

(III) beneficial effects

The utility model provides a nucleic acid detection sampling test tube. The beneficial effects are as follows:

(1) This nucleic acid detects sampling test tube, through being provided with flip device, when needs are opened the broken string hole of covering, to the pull ring downward pulling, make the pull ring drive the stay cord downward pulling, further the stay cord drives and draws the piece and pull, because flip and junction box are articulated the setting, it opens to drive flip when drawing the piece pulling, insert the cotton swab to the broken string downthehole, and break, after breaking finishes and loosens the pull ring, through the elastic potential energy that telescopic spring and torsion spring produced, automatic messenger flip seals the junction box, and is easy operation, convenient to use.

(2) This nucleic acid detection sampling test tube is provided with the internal thread groove through at outer test tube lower extreme inner wall, is provided with the external thread groove on the inner test tube outer wall, when gathering the sample to more people when mixing, because the inside volume of test tube is limited, when can't place more cotton swabs, rotates interior test tube and outer test tube, makes outer test tube outwards remove, can improve inside parking space, improves the suitability.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model in front cross section;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 4 is an enlarged schematic view of the portion B of fig. 2 according to the present utility model.

In the figure: 1. an outer tube; 101. an internal thread groove; 2. a connection cover; 201. a swab hole; 3. a flip cover device; 301. a flip cover; 302. pulling blocks; 303. a pull rope; 304. a fixed box; 305. a limiting block; 306. a telescopic spring; 307. a pull ring; 4. an inner tube; 401. a sealing gasket; 402. an external thread groove; 5. and a bump.

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 a technical solution: the utility model provides a nucleic acid detection sampling test tube, including outer test tube 1 and connecting lid 2, connecting lid 2 detachable connection is on the mouth of pipe of outer test tube 1, be provided with flip device 3 on the connecting lid 2, flip device 3 includes flip 301, flip 301 articulates on connecting lid 2, flip 301 is provided with torsion spring with connecting lid 2 articulated department, flip 301 upper end fixed mounting has pull block 302, pull block 302's right-hand member and stay cord 303 fixed connection, connecting lid 2's right-hand member fixed mounting has fixed box 304, it has stay cord 303 and with stay cord 303 sliding connection to run through on the fixed box 304, be provided with stopper 305 in the fixed box 304, stopper 305 fixed mounting is on the outer wall of stay cord 303, stopper 305 has cup jointed telescopic spring 306 on the outer wall of stay cord 303, telescopic spring 306's upper end and stopper 305 fixed connection, telescopic spring 306's lower extreme and the inside lower extreme fixed connection of fixed box 304, the one end and the pull ring 307 fixed connection of stay cord 303 keeping away from pull block 302.

Specifically, the flip device 3 in the technical scheme of the utility model comprises a flip 301, a pull block 302, a pull rope 303, a fixed box 304, a limiting block 305, a telescopic spring 306 and a pull ring 307, when the pull ring 307 is pulled downwards, the pull ring 307 pulls the pull rope 303, meanwhile, the limiting block 305 in the fixed box 304 also slides downwards, the telescopic spring 306 elastically contracts, the pull rope 303 drives the pull block 302 to pull, the flip 301 and the connecting cover 2 are opened, the swab hole 201 of the connecting cover 2 is conveniently opened, a swab is inserted into the swab hole 201, after the swab is broken, the pull ring 307 is loosened, the telescopic spring 306 and the torsion spring automatically reset, so that the flip 301 seals the connecting cover 2 again, and the operation is simple and convenient.

In an embodiment of the present utility model, one end of the torsion spring is fixedly connected with the flip cover 301, the other end of the torsion spring is fixedly connected with the connection cover 2, and the flip cover 301 is kept in a closed state with the connection cover 2 all the time by the elastic potential energy of the torsion spring, so that sample pollution is avoided.

With continued reference to fig. 1-4, an inner test tube 4 is slidably connected inside an outer test tube 1, a sealing pad 401 is fixedly mounted at the pipe orifice of the inner test tube 4, an external thread groove 402 is formed on the outer wall of the inner test tube 4, an internal thread groove 101 is formed on the inner wall of the lower end of the outer test tube 1, a tag breaking hole 201 is formed in the center of the connecting cover 2, and a protruding block 5 is fixedly mounted at one end, close to the connecting cover 2, of the flip cover 301.

In order to prevent when outer test tube 1 and interior test tube 4 rotate, the internal volume grow leads to sealed effect poor, makes the sample receive the pollution, and upper end mouth of pipe department fixed mounting in interior test tube 4 has sealed pad 401, and sealed pad 401 is laminated mutually with the inner wall of outer test tube 1, improves the leakproofness of outer test tube 1 and interior test tube 4.

In order to prevent the test tube from side turning, liquid flows out from the inside of the swab hole 201, a bump 5 is fixedly arranged at one end of the flip 301 close to the connecting cover 2, and when the flip 301 is in fit connection with the connecting cover 2, the bump 5 is inserted into the swab hole 201, and the swab hole 201 is matched with the bump 5 in shape, so that the swab hole 201 is conveniently sealed.

When the cotton swab is required to be stored in the inner test tube 4 after detection (or in use), the pull ring 307 is pulled downwards, the pull ring 307 drives the pull rope 303 to be pulled downwards, the pull rope 303 further drives the pull block 302 to be pulled downwards, the limiting block 305 in the fixed box 304 also moves downwards and extrudes the telescopic spring 306, the telescopic spring 306 elastically contracts, the flip cover 301 is driven to be opened when the pull block 302 is pulled due to the hinged arrangement of the flip cover 301 and the connecting cover 2, the cotton swab is inserted into the broken swab hole 201 and broken, after the pull ring 307 is released after breaking, the flip cover 301 automatically seals the connecting cover 2 through elastic potential energy generated by the telescopic spring 306 and the torsion spring, meanwhile, the bump 5 at the lower end of the flip cover 301 is inserted into the broken swab hole 201 to seal the broken swab hole 201, and the operation is simple and the use is convenient.

Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a nucleic acid detection sampling test tube, includes outer test tube (1) and junction cap (2), its characterized in that: the utility model provides a connect lid (2) can dismantle and connect on the mouth of pipe of outer test tube (1), be provided with flip device (3) on connecting lid (2), flip device (3) include:

the flip (301) is hinged to the connecting cover (2), and a torsion spring is arranged at the hinge joint of the flip (301) and the connecting cover (2);

the pull block (302), the pull block (302) is fixedly arranged at the upper end of the flip (301), and the right end of the pull block (302) is fixedly connected with the pull rope (303);

the fixing box (304), the right end of the connecting cover (2) is fixedly arranged on the fixing box (304), and the pull rope (303) penetrates through the fixing box (304) and is connected with the pull rope (303) in a sliding manner;

the limiting block (305) is fixedly arranged on the outer wall of the pull rope (303), and the limiting block (305) is in sliding connection in the fixed box (304);

the telescopic spring (306) is arranged in the fixed box (304), the upper end of the telescopic spring (306) is fixedly connected with the limiting block (305), and the lower end of the telescopic spring (306) is fixedly connected with the lower end in the fixed box (304);

and the upper end of the pull ring (307) is fixedly connected with the pull rope (303).

2. A nucleic acid testing sampling tube according to claim 1, wherein: the inner tube (4) is connected inside the outer tube (1) in a sliding manner, and a sealing gasket (401) is fixedly arranged at the tube orifice of the inner tube (4).

3. A nucleic acid testing sampling tube according to claim 2, wherein: an external thread groove (402) is formed in the outer wall of the inner test tube (4).

4. A nucleic acid testing sampling tube according to claim 1, wherein: an inner thread groove (101) is formed in the inner wall of the lower end of the outer test tube (1).

5. A nucleic acid testing sampling tube according to claim 1, wherein: a swab hole (201) is formed in the center of the connecting cover (2).

6. A nucleic acid testing sampling tube according to claim 1, wherein: one end of the flip (301) close to the connecting cover (2) is fixedly provided with a bump (5).

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