CN213624152U

CN213624152U - Sampling pipe

Info

Publication number: CN213624152U
Application number: CN202022549075.9U
Authority: CN
Inventors: 段文军
Original assignee: Shenzhen Hesheng Medical Technology Co Ltd
Current assignee: Shenzhen Hesheng Medical Technology Co Ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-06
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to a biological assay equipment field, a sampling pipe, including pipe cap and pipe shaft, wherein the middle part of the top surface of pipe cap has cylindrical first recess, first recess tank bottom middle part has cylindrical first protruding structure, the pipe shaft top is opened, and the pipe shaft bottom is sealed through the tube base, form the transition body between the outer loop of pipe cap and the first protruding structure, the funnel type of the transition body for invering, the second recess of upwards extending is seted up to the bottom of first protruding structure, and second recess bottom opening and the butt joint of transition body inboard top, and the inside wall smooth transition of second recess inside wall and transition body, the tank bottom of second recess has downwardly extending's reference column. This sampling pipe is stored specially and is managed columnar sampling equipment with the location.

Description

Sampling pipe

Technical Field

The utility model relates to a biological assay equipment field, especially a sampling pipe.

Background

The sampling tube is used for collecting viruses, and generally, the sampling tube is used for storing a rod-shaped swab which needs to be inserted into the sampling tube. The rod-shaped swab is not positioned within the sampling tube. Sampling is mostly liquid in the sampling equipment like the pipe column, because of the unable location of the sampling equipment of pipe column, consequently liquid throws away in the sampling equipment of pipe column easily, and follow-up being difficult to obtain liquid sample, influences follow-up sample detection. Meanwhile, in the prior art, the sealing performance of the sampling pipe is poor, and the sample is easy to leak.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a sampling pipe, this sampling pipe is stored specially and the columnar sampling equipment of registration arm, avoids the sample to reveal.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a sampling tube, includes pipe cap and pipe shaft, wherein the middle part of the top surface of pipe cap has the first recess of column, first recess tank bottom middle part has the first protruding structure of column, the pipe shaft top is opened, just the pipe shaft bottom is sealed through the socle, form the transition body between the outer loop of pipe cap and the first protruding structure, the funnel shaped of transition body for invering, the second recess of upwards extending is seted up to the bottom of first protruding structure, and second recess bottom opening and the butt joint of transition body inboard top, and second recess inside wall and the interior lateral wall smooth transition of transition, the tank bottom of second recess has downwardly extending's reference column.

Preferably, the height of the positioning column is not greater than the depth of the second groove.

Preferably, the top surface of the first protrusion structure has a third groove, and the bottom surface of the tube bottom has a fourth groove.

Preferably, the tube bottom is a tube bottom main body which is concave downwards, and the inner side surface of the tube bottom forms an inner guide wall.

Preferably, the pipe cap is integrally formed by HDPE, and the bottle body is integrally formed by PP material.

Preferably, the outer wall of the pipe body is provided with a sealing ring near the opening, and when the pipe cap is buckled at the open position of the top of the pipe body, the sealing ring abuts against the inner ring of the pipe cap and forms a seal.

Preferably, the sealing ring has at least 2 layers.

The utility model has the advantages that:

in this sampling pipe, the second recess is seted up to the inside of first protruding structure in the pipe cap, set up downwardly extending's reference column at the tank bottom surface of second recess, when putting into the pipe shaft with the columnar sampling equipment, the direction inner wall direction of pipe bottom is passed through to the sampling bottom sampling end of pipe column shape, tubular column form sampling equipment lower extreme is fixed at bottom of the tube middle part position, tubular column form sampling equipment top is along the internal lateral wall of transition in sliding into the second recess, insert in the reference column on tubular column form sampling equipment top at last, realize the location of tubular column form sampling equipment in the sampling pipe, this adoption pipe storage tubular column form sampling equipment is convenient, and tubular column form sampling equipment can't rock in the sampling pipe, adopt liquid can not thrown away.

Drawings

Fig. 1 is a cross-sectional view of the sampling tube of the present invention.

The reference numerals include:

11-a pipe cap, 12-a first groove, 13-a first convex structure, 14-a transition body, 15-a second groove, 16-a positioning column, 17-a third groove, 21-a pipe body, 22-a pipe bottom, 23-an inner guide wall, 24-a fourth groove and 25-a sealing ring.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, the present embodiment provides a sampling tube, which includes a tube cap 11 and a tube body 21, wherein a first cylindrical groove 12 is formed in a middle portion of a top surface of the tube cap 11, a first cylindrical protrusion structure 13 is formed in a middle portion of a bottom of the first groove 12, a top of the tube body 21 is open, a bottom of the tube body 21 is closed by a tube bottom 22, a transition body 14 is formed between an outer ring of the tube cap 11 and the first protrusion structure 13, the transition body 14 is in an inverted funnel shape, a second groove 15 extending upward is formed in a bottom of the first protrusion structure 13, an opening at a bottom of the second groove 15 is in butt joint with an inner top end of the transition body 14, an inner side wall of the second groove 15 is in smooth transition with an inner side wall of the transition body 14, and a bottom of the second groove 15 has a positioning column.

Preferably, the height of the positioning column 16 is not greater than the depth of the second groove 15. The tube bottom 22 is a body of the tube bottom 22 which is concave downward, and the inner side surface of the tube bottom 22 forms an inner guide wall 23.

When using this sampling pipe, at first put into pipe shaft 21 with pipe column sampling equipment lower extreme in, the lower extreme of tubular column form sampling equipment passes through interior guide wall 23 automatic sliding into socle 22 middle part depressed part, then the pipe column form sampling equipment upper end is aimed at pipe cap 11 lower extreme middle part position, 14 medial surfaces of transition body are aimed at to tubular column form sampling equipment upper end, the pipe cap 11 rotates downwards, at the in-process that pipe cap 11 and pipe shaft 21 are connected, tubular column form sampling equipment upper end is passed through 14 inside walls of transition body and is slided to 15 positions of second recess, move to reference column 16 departments until pipe column form sampling equipment upper end port, and automatic sliding is into in reference column 16, accomplish the location of pipe column form sampling equipment.

The top surface of the first projection structure 13 has a third groove 17, and the bottom surface of the tube bottom 22 has a fourth groove 24. The third groove 17 and the fourth groove 24 are used for fixing and positioning the tube.

Preferably, the cap 11 is integrally formed of HDPE, and the body 21 is integrally formed of PP. The outer wall of the tube body 21 is provided with a sealing ring 25 adjacent to the opening, and when the tube cap 11 is buckled at the open top of the tube body 21, the sealing ring 25 abuts against the inner ring of the tube cap 11 and forms a seal. The seal ring 25 has at least 2 layers. One to two sealing rings 25 are added to enhance the sealing of the pipe body 21 and the pipe cap 11, the original negative pressure test of 50KPA is increased to the negative pressure test of over 90KPA, and the sample leakage is avoided.

In this sampling pipe, second recess 15 is seted up to the inside of first protruding structure 13 in pipe cap 11, set up downwardly extending's reference column 16 at the tank bottom surface of second recess 15, when putting into tub body 21 with tub columnar sampling equipment, tub columnar sampling bottom sampling end is through the direction inner wall direction of socle 22, tubular column form sampling equipment lower extreme is fixed at socle 22 middle part position, tubular column form sampling equipment top slides in second recess 15 along the 14 inside walls of transition body, insert in reference column 16 on the last tubular column form sampling equipment top, realize the location of tub column sampling equipment in the sampling pipe, this adopts the pipe to store tubular column form sampling equipment convenience, and tubular column form sampling equipment can't rock in the sampling pipe, adopt liquid can not thrown away.

The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.

Claims

1. The utility model provides a sampling tube, includes pipe cap and stack, wherein the middle part of the top surface of pipe cap has the first recess of column, first recess tank bottom middle part has the first protruding structure of column, the stack top is opened, just the stack bottom is sealed its characterized in that through the tube bottom: a transition body is formed between the outer ring of the pipe cap and the first protruding structure, the transition body is in an inverted funnel shape, a second groove extending upwards is formed in the bottom of the first protruding structure, an opening in the bottom of the second groove is in butt joint with the top end of the inner side of the transition body, the inner side wall of the second groove is in smooth transition with the inner side wall of the transition body, and a positioning column extending downwards is arranged at the bottom of the second groove.

2. The sampling tube of claim 1, wherein: the height of the positioning column is not more than the depth of the second groove.

3. The sampling tube of claim 1, wherein: the top surface of the first protruding structure is provided with a third groove, and the bottom surface of the tube bottom is provided with a fourth groove.

4. The sampling tube of claim 1, wherein: the tube bottom is a tube bottom main body which is sunken downwards, and an inner guide wall is formed on the inner side surface of the tube bottom.

5. The sampling tube of claim 1, wherein: the pipe cap is HDPE integrated into one piece, and the bottle body is PP material integrated into one piece.

6. The sampling tube of claim 5, wherein: the pipe body outer wall is close to the opening part and is provided with a sealing ring, and when the pipe cap is buckled at the open position of the top of the pipe body, the sealing ring is abutted to the inner ring of the pipe cap to form sealing.

7. The sampling tube of claim 6, wherein: the seal ring has at least 2 layers.