Sliding nucleic acid sampling tube

Abstract

Disclosed is a sliding nucleic acid sampling test tube, comprising a tube body and a tube cover. A first pipe is arranged at an eccentric position on the surface of the tube cover, a second pipe and a third pipe are arranged inside the tube cover and are in communication with each other, and a spring and a sealing gasket are arranged in the third pipe. A sliding assembly is arranged on a side of the tube cover and comprises a sliding member and a slide groove. One end of a connecting line is fixedly connected to the sliding member, and the other end of the connecting line passes over a stop pin provided above the sliding member, then runs through the second pipe and the third pipe, and is fixedly connected to the sealing gasket without contacting the spring. The sliding design allows sampling staffs to operate with one hand, without the need to frequently screw or unscrew the tube cover, which damages hand muscles, thereby greatly improving sampling efficiency. Moreover, the arrangement of the first pipe on the tube cover greatly controls the risk of sample overflow and also facilitates breaking off a nucleic acid sampling swab.

Description

Sliding nucleic acid sampling test tube TECHNICAL FIELD

[0001] The present application relates to the technical field of test tube, in particular to a sliding nucleic acid sampling test tube. BACKGROUND

[0002] The nucleic acid sampling test tube is a special tube for collecting, storing and transporting nucleic acid in biological samples, and is widely used in clinical diagnosis, scientific research and laboratory. TECHNICAL PROBLEM

[0003] The nucleic acid sampling test tube widely used in clinical and scientific research is composed of a tube body and a cap screwed on the tube body, without special structure, and there is a risk of spilling when breaking the sampling swab, and the cap needs to be unscrewed or screwed on during use, which can cause muscle damage to the sampling personnel after long-term use, reduce the sampling efficiency, and cannot meet the actual needs of medical and scientific research personnel. TECHNICAL SOLUTION

[0004] The technical scheme adopted by the present application is: a sliding nucleic acid sampling test tube, comprising a tube body and a cap, the cap surface is provided with a first pipe at a position deviating from the center, the inside is provided with a second pipe and a third pipe in communication, the third pipe is provided with a spring and a sealing rubber pad, the side of the cap is provided with a sliding assembly, including a sliding piece and a sliding groove, one end of the connecting line is fixedly connected with the sliding piece, the other end passes through the second pipe and the third pipe after passing through the needle stopper provided on the upper end of the sliding piece, and is fixedly connected with the sealing rubber pad without contacting the spring. Beneficial effects

[0005] The sliding nucleic acid sampling test tube can directly slide the side sliding piece of the cap with one hand when opening or closing the first pipe, without the need to frequently unscrew or screw the cap, so as to avoid damaging the hands of the sampling personnel and improve the opening and closing efficiency of the cap.

[0006] The sliding nucleic acid sampling test tube slides the side sliding piece of the cap downward, pulls the sealing rubber pad to open the first pipe, inserts the sampled nucleic acid sampling swab into the first pipe, breaks the sampling swab at the breaking point, and the sample falls into the tube body, and the sealing rubber pad is reset when the hand is released, so that the first pipe is resealed, the narrow operation space greatly controls the risk of spilling, and the nucleic acid sampling swab is conveniently broken. BRIEF DESCRIPTION OF DRAWINGS

[0007] The present application will be further described below in combination with the drawings and examples.

[0008] Fig. 1 is a schematic diagram of the overall structure of the present application.

[0009] Fig. 2 is a schematic diagram of the tube body structure of the present application.

[0010] Fig. 3 is a schematic diagram of a cross-sectional structure of the present application.

[0011] Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 3 of the present application.

[0012] Fig. 5 is a schematic diagram of an enlarged structure at B in Fig. 3 of the present application.

[0013] Reference numerals in the drawings are: 1, tube body; 101, spiral structure; 2, tube cover; 201, first conduit; 202, second conduit; 203, third conduit; 204, spring; 205, sealing rubber gasket; 3, sliding assembly; 301, sliding member; 302, connecting line; 303, needle stopper; 304, sliding groove; 4, nucleic acid sampling swab. Best mode of the present application

[0014] As a preferred technical solution of the present application, the tube cover and the tube body are connected by screwing.

[0015] As a preferred technical solution of the present application, the sealing rubber gasket 205 has a circular cross-sectional shape and can completely cover the cross section of the first conduit 201.

[0016] As a preferred technical solution of the present application, the spring 204 is obliquely fixed in the third conduit 203 and is in an oblique compression state at the initial position, which exerts an oblique downward pressure on the sealing rubber gasket and enhances the sealing effect.

[0017] As a preferred technical solution of the present application, the first conduit and the second conduit are cylindrical conduits, and the third conduit is a cuboid conduit.

[0018] As a preferred technical solution of the present application, the tube body and the tube cover are made of a polymer material, the sliding member is made of PE material, and the connecting line is made of an anti-stretching line, which increases the storage and service life.

[0019] As a further technical solution of the present application, the tube cover is internally provided with a sealing rubber ring, and the surface of the tube cover is provided with a disposable dustproof sticker, which enhances the sealing effect and further prevents the tube body from being polluted by the external environment. Embodiment of the present application

[0020] The present application will be further described below in combination with the drawings and specific embodiments.

[0021] Please refer to FIG. 1 to FIG. 5, a sliding nucleic acid sampling test tube, including a tube body 1 and a tube cover 2, the surface of the tube cover 2 is provided with a first pipe 201 eccentrically, the inside is provided with a second pipe 202 and a third pipe 203 in communication, the third pipe 203 is provided with a spring 204 and a sealing rubber pad 205, the side of the tube cover 2 is provided with a sliding assembly 3, including a sliding piece 301 and a sliding groove 304, one end of a connecting line 302 is fixedly connected with the sliding piece 301, the other end passes through a needle stopper 303 arranged on the upper end of the sliding piece 301, penetrates through the second pipe 202 and the third pipe 203 and is fixedly connected with the sealing rubber pad 205 without contacting the spring 204.

[0022] Please refer to FIG. 1, a sliding nucleic acid sampling test tube, the tube body 1 and the tube cover 2 are made of polymer material, the sliding piece is made of PE material, and the connecting line is made of anti-stretching rope, thereby increasing the storage and service life.

[0023] Please refer to FIG. 3 and FIG. 4, the first pipe 201 and the second pipe 202 are cylindrical pipes, and the third pipe 203 is a cuboid pipe, the diameter of the second pipe is slightly larger than that of the connecting line, the diameter of the first pipe is slightly larger than that of the nucleic acid sampling swab, and the third pipe can just contain the sealing rubber pad and the spring.

[0024] Please refer to FIG. 4, the cross-sectional shape of the sealing rubber pad is circular, which can completely cover the cross section of the first pipe, and the spring is fixedly arranged in the third pipe in an inclined state, which is in an inclined compression state at the initial position, applies an oblique downward pressure to the sealing rubber pad and enhances the sealing effect.

[0025] Please refer to FIG. 5, the sliding piece 301 is arranged in the sliding assembly 3, the sliding piece 301 is embedded in the sliding groove 304 and can slide up and down, the needle stopper 303 is arranged on the upper part of the sliding assembly 3, when the sliding piece 301 slides vertically downward, the connecting line 302 is also pulled vertically downward at the same time, and after passing through the needle stopper 303, the force direction of the connecting line 302 is changed to horizontal direction. Industrial applicability

[0026] In use, the sampler operates the tube cover 2 side sliding member 301 to slide vertically downward, pulls the connecting line 302, bypasses the needle stop 303 to change the pulling direction to the horizontal direction, the connecting line 302 continues to horizontally pull the sealing rubber pad 205 through the center space of the second pipe 202, the third pipe 203 and the spring 204, exposes the first pipe 201 and is in the sampling state, facilitates the sampled nucleic acid sampling swab 4 to be inserted at a certain angle and broken, after the nucleic acid sampling swab 4 is broken, the sealing rubber pad 205 moves to the left to compress the spring 204 to deform, when the sliding member 301 is released, under the oblique downward force of the spring 205 to restore the deformation, the sealing rubber pad 205 is reset, the first pipe 201 is completely sealed again, and the whole sampling operation is completed. The sliding design of the present application can enable the sampler to operate with one hand, greatly improve the sampling efficiency, no longer need to frequently screw on or screw off the tube cover, damage the hand muscles, and the setting of the first pipe 201 on the tube cover greatly controls the sample overflow risk, and also facilitates the broken nucleic acid sampling swab 4.

Claims

1. A sliding nucleic acid sampling test tube comprising a tube body 1 and a tube cover 2, characterized in that, The pipe cover 2 is provided with a first pipe 201 at a position deviated from the center of the surface, and is internally provided with a second pipe 202 and a third pipe 203 in communication, and the third pipe 203 is internally provided with a spring 204 and a sealing rubber 205, and the pipe cover 2 is provided with a sliding assembly 3 at the side edge, including a sliding piece 301 and a sliding groove 304, and the connecting wire 302 is fixedly connected at one end to the sliding piece 301, and is fixedly connected at the other end to the sealing rubber 205 by passing around the needle stop 303 provided at the upper end of the sliding piece 301, and passing through the second pipe 202 and the third pipe 203, and not contacting the spring 204.

2. The nucleic acid sampling test tube according to claim 1, wherein: The sliding groove 304 of the pipe cover 2 is vertically provided, and the connecting wire 302 is fixedly connected at one end to the sliding piece 301, and is fixedly connected at the other end to the sealing rubber 205 by passing around the needle stop 303 and horizontally passing through the center space of the spring 204 of the second pipe 202 and the third pipe 203, and not contacting the spring 204.

3. The nucleic acid sampling test tube according to claim 1, wherein: The first pipe 201 and the second pipe 202 are cylindrical pipes, and the third pipe 203 is a cuboid pipe.

4. The nucleic acid sampling test tube according to claim 1, wherein: The first pipe 201 is provided at the side of the pipe cover 2 away from the sliding assembly 3, and the cross-sectional shape of the sealing rubber 205 is circular, and can completely cover the cross-section of the first pipe 201.

5. The nucleic acid sampling test tube according to claim 1, wherein: The spring 204 is fixedly provided in the third pipe 203 in an inclined manner, and is in an inclined compression state at the initial position.

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