CN218440644U

CN218440644U - Leak-proof disposable sampling tube with double-layer sealing structure

Info

Publication number: CN218440644U
Application number: CN202222796840.6U
Authority: CN
Inventors: 殷燕; 王珍开
Original assignee: Hangzhou Ruibo Tianchen Biotechnology Co ltd
Current assignee: Hangzhou Ruibo Tianchen Biotechnology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-02-03
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a leak-proof disposable sampling tube with a double-layer sealing structure, which comprises a sampling tube body, wherein the lower end of the sampling tube body is connected with a sampling tube orifice, the interior of the sampling tube body is connected with a piston in a sliding way, the upper side of the middle part of the piston is connected with a sampling pull rod, and the sampling pull rod runs through the upper side surface of the sampling tube body; further comprising: the shift ring, sliding connection is in the outside of sample body, just the left and right sides of shift ring all rotates and is connected with the pivot, and the alignment jig is installed to the other end of pivot, the middle part of the alignment jig other end is connected with the sealing plug. This have double-deck seal structure and prevent leaking disposable sampling tube, be provided with the sealing plug, rotatable alignment jig, the angular position of adjustment alignment jig, with the sealing plug just to the sample mouth of pipe, the drive shift ring drives the alignment jig and removes to the control sealing plug removes the card and advances the sample mouth of pipe, seals the protection to the sample mouth of pipe, avoids polluting the sample from the orificial position of sample.

Description

Leak-proof disposable sampling tube with double-layer sealing structure

Technical Field

The utility model relates to a disposable sampling tube technical field specifically is a have double-deck seal structure and prevent leaking disposable sampling tube.

Background

The disposable sampling tube is a sampling tool for collecting samples at one time, avoids the cross infection phenomenon caused by the repeated use of the sampling tube, and is a medical tool which is commonly used in the medical field.

The publication No. CN215525112U is named as a novel medicine sampler, which comprises a sampling tube, wherein a sampling head is clamped at the bottom end of the sampling tube, and the sampling head is communicated with the interior of the sampling tube; a push-pull rod is arranged inside the sampling tube; the bottom fixedly connected with sealing washer of push-and-pull rod, sealing washer sliding connection is in the inner wall of sampling tube: a tooth socket is arranged on the push-pull rod, and the tooth socket is arc-shaped; the sampling tube is rotatably connected with a gear, the gear is meshed with a tooth groove, a filter element is arranged inside the sampling head, the sampling head is immersed in a medicine during sampling, the gear is meshed with the tooth groove and is rotatably connected with the sampling tube, and the gear rotates to control the push-pull rod to ascend so as to reduce the air pressure inside the sampling head and suck the medicine.

In the prior art, medicines are sucked and sampled by adjusting the air pressure in the sampling tube, but after the samples are collected, the port of the sampling tube is exposed, the internal samples are easily polluted by the outside, the push-pull rod after sampling is easy to directly move downwards to slide after being subjected to the outside contact force, and the samples extracted inside are easily leaked from the sampling tube.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent leaking disposable sampling tube with double-deck seal structure to after sample acquisition is accomplished on solving the present market that above-mentioned background art provided, the port position of sampler exposes, and inside sample easily receives external pollution, and the push-and-pull rod after the sample is receiving external touching power after, easy direct move down the gliding, the problem of revealing in the sample ware is easily followed to the sample of inside extraction.

In order to achieve the above object, the utility model provides a following technical scheme: a leak-proof disposable sampling tube with a double-layer sealing structure comprises a sampling tube body, wherein the lower end of the sampling tube body is connected with a sampling tube opening, a piston is connected inside the sampling tube body in a sliding manner, the upper side of the middle part of the piston is connected with a sampling pull rod, and the sampling pull rod penetrates through the upper side surface of the sampling tube body;

further comprising:

the movable ring is connected to the outer side of the sampling pipe body in a sliding mode, the left side and the right side of the movable ring are respectively and rotatably connected with a rotating shaft, an adjusting frame is installed at the other end of the rotating shaft, and a sealing plug is connected to the middle of the other end of the adjusting frame;

and the fixing plate is arranged at the rear upper part of the sampling pipe body.

Preferably, the upside of sample body is connected with sealed gasbag, just sealed gasbag cover is established the outside of sample pull rod, and sealed gasbag's the left and right sides all is connected with the trachea, tracheal other end is connected with defeated gasbag, just defeated gasbag is installed the outside of sample body.

Preferably, the mounting panel is installed to the rear side of shift ring, just the upside of mounting panel is connected with the threaded rod, and the threaded rod runs through the fixed plate, the outside threaded connection of threaded rod has fixing bolt.

Preferably, the annular structure the sealed gasbag with the sample pull rod laminates each other, just sealed gasbag and annular structure defeated gasbag passes through the trachea communicates each other, and this design can be carried the air current of defeated gasbag in the sealed gasbag, and sealed gasbag is bloated and can closely laminate with the sample pull rod, avoids the sample pull rod to remove to increase the leakproofness of sample pull rod department.

Preferably, the moving ring is arranged below the air conveying bag, the outer diameter of the air conveying bag is larger than the inner diameter of the moving ring, and the design can ensure that the air conveying bag is smoothly pushed and extruded when the moving ring moves upwards, so that air flow in the air conveying bag is conveyed into the sealing air bag.

Preferably, the adjusting bracket is a u-shaped structure, the adjusting bracket and the moving ring form a rotating structure, the angle position of the adjusting bracket can be flexibly adjusted by the design, and the sampling tube can be conveniently sampled and sealed subsequently.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The leak-proof disposable sampling tube with the double-layer sealing structure is provided with a sealing plug and a rotatable adjusting frame, the angle position of the adjusting frame is adjusted, the sealing plug is just opposite to a sampling tube opening, and a moving ring is driven to drive the adjusting frame to move, so that the sealing plug is controlled to move and be clamped into the sampling tube opening, the sampling tube opening is sealed and protected, and a sample is prevented from being polluted from the position of the sampling tube opening;

(2) This have double-deck seal structure and prevent leaking disposable sampling tube is provided with sealed gasbag, and the shift ring removes and can extrude defeated gasbag, will lose in the gasbag the air current carry sealed gasbag in, sealed gasbag can inflate the tympanites for sealed gasbag closely laminates the sample pull rod, seals the locking to the sample pull rod, avoids the sample pull rod to receive the touching power and moves down, and can further improve the leakproofness of sample pull rod gap department, avoids revealing of sample.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the main cut-away structure of the present invention;

FIG. 3 is a schematic view of the rear view structure of the utility model in the sampling state;

fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention;

FIG. 5 is a schematic view of the main section structure of the utility model in the sampling state;

fig. 6 is a schematic view of the three-dimensional structure of the air bag of the present invention.

In the figure: 1. a sampling tube body; 2. a sampling pipe orifice; 3. a sampling pull rod; 4. a piston; 5. sealing the air bag; 6. an air tube; 7. an air conveying bag; 8. a moving ring; 9. a rotating shaft; 10. an adjusting bracket; 11. a sealing plug; 12. a fixing plate; 13. mounting a plate; 14. a threaded rod; 15. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: a leak-proof disposable sampling tube with a double-layer sealing structure comprises a sampling tube body 1, wherein the lower end of the sampling tube body 1 is connected with a sampling tube opening 2, a piston 4 is connected inside the sampling tube body 1 in a sliding manner, the upper side of the middle part of the piston 4 is connected with a sampling pull rod 3, and the sampling pull rod 3 penetrates through the upper side surface of the sampling tube body 1; the movable ring 8 is connected to the outer side of the sampling pipe body 1 in a sliding mode, the left side and the right side of the movable ring 8 are respectively connected with a rotating shaft 9 in a rotating mode, an adjusting frame 10 is installed at the other end of the rotating shaft 9, and the middle of the other end of the adjusting frame 10 is connected with a sealing plug 11; the adjusting frame 10 is a u-shaped structure, and the adjusting frame 10 and the moving ring 8 form a rotating structure.

According to fig. 1, the sampling pipe orifice 2 is inserted into a to-be-sampled area, the sampling pull rod 3 is pulled upwards, the piston 4 shown in fig. 2 is controlled by the sampling pull rod 3 to move upwards, a sample is extracted and collected into the sampling pipe body 1, then the adjusting frame 10 is rotated, the adjusting frame 10 is rotated on the movable ring 8 through the rotating shaft 9, the adjusting frame 10 is rotated to a vertical position, the sealing plug 11 mounted in the middle of the lower end of the adjusting frame 10 is opposite to the sampling pipe orifice 2, the movable ring 8 can be pushed upwards, the movable ring 8 controls the adjusting frame 10 to move upwards, the sealing plug 11 is controlled to move upwards, the sealing plug 11 is clamped into the sampling pipe orifice 2, the sampling pipe orifice 2 is sealed and protected, and the sample is prevented from being polluted from the position of the sampling pipe orifice 2;

and a fixing plate 12 installed at the rear upper part of the sampling pipe body 1. The upside of sample body 1 is connected with sealed

gasbag

5, and 5 covers of sealed gasbag establish the outside at sample pull rod 3 to the left and right sides of sealed gasbag 5 all is connected with trachea 6, and the other end of trachea 6 is connected with defeated gasbag 7, and defeated gasbag 7 installs in the outside of sample body 1. A mounting plate 13 is mounted on the rear side of the moving ring 8, a threaded rod 14 is connected to the upper side of the mounting plate 13, the threaded rod 14 penetrates through the fixing plate 12, and a fixing bolt 15 is connected to the outer side of the threaded rod 14 in a threaded manner. The sealing air bag 5 with the circular structure is attached to the sampling pull rod 3, and the sealing air bag 5 is communicated with the air transmission bag 7 with the circular structure through an air pipe 6. The moving ring 8 is arranged below the air conveying bag 7, and the outer diameter of the air conveying bag 7 is larger than the inner diameter of the moving ring 8.

When the moving ring 8 moves upwards, the air conveying bag 7 is gradually extruded and pushed, the air flow in the air conveying bag 7 is conveyed into the sealing air bag 5 from the air pipe 6, the sealing air bag 5 starts to inflate and expand, the sealing air bag 5 seals and locks the sampling pull rod 3, the situation that the sampling pull rod 3 moves downwards due to touch force is avoided, and the sealing performance of the gap of the sampling pull rod 3 can be further improved, as shown in a combined view in fig. 3-4, meanwhile, when the moving ring 8 moves upwards, the mounting plate 13 mounted on the rear side of the moving ring 8 drives the threaded rod 14 to move upwards, the threaded rod 14 penetrates through the fixing plate 12 mounted on the rear side of the sampling tube body 1, the fixing bolt 15 is in threaded connection with the threaded rod 14, the position of the moving ring 8 is locked, the sealing and locking of the sampling tube can be stabilized, and the sampling sample can be conveniently transferred.

The working principle is as follows: when using this to have double-deck seal structure and prevent leaking disposable sampling tube, the sample extraction is gathered in the sample body 1, rotate the alignment jig 10, sealing plug 11 is just right with the position of sample mouth of pipe 2, upwards promote shift ring 8, block sealing plug 11 in the sample mouth of pipe 2, when shift ring 8 moves up, the gradual pushes away defeated gasbag 7, sealed gasbag 5 begins to inflate the inflation, sealed gasbag 5 seals the locking to sample pull rod 3, be convenient for place the transfer to the sample of sample, the content of not making detailed description in this description belongs to the well-known prior art of the professional skilled in the art in this field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A leak-proof disposable sampling tube with a double-layer sealing structure comprises a sampling tube body (1), wherein the lower end of the sampling tube body (1) is connected with a sampling tube opening (2), a piston (4) is connected to the inside of the sampling tube body (1) in a sliding manner, a sampling pull rod (3) is connected to the upper side of the middle part of the piston (4), and the sampling pull rod (3) penetrates through the upper side face of the sampling tube body (1);

the method is characterized in that: further comprising:

the sampling tube comprises a sampling tube body (1), a moving ring (8) and a sealing plug (11), wherein the moving ring (8) is connected to the outer side of the sampling tube body (1) in a sliding mode, the left side and the right side of the moving ring (8) are respectively and rotatably connected with a rotating shaft (9), the other end of the rotating shaft (9) is provided with an adjusting frame (10), and the middle of the other end of the adjusting frame (10) is connected with the sealing plug (11);

and the fixing plate (12) is arranged at the rear upper part of the sampling pipe body (1).

2. A leak resistant disposable sampling tube with a double seal structure as set forth in claim 1, wherein: the upside of sample body (1) is connected with sealed gasbag (5), just sealed gasbag (5) cover is established the outside of sample pull rod (3), and the left and right sides of sealed gasbag (5) all is connected with trachea (6), the other end of trachea (6) is connected with defeated gasbag (7), just defeated gasbag (7) are installed the outside of sample body (1).

3. A leak resistant disposable sampling tube with a double seal structure as set forth in claim 1, wherein: mounting panel (13) are installed to the rear side of removal ring (8), just the upside of mounting panel (13) is connected with threaded rod (14), and threaded rod (14) run through fixed plate (12), the outside threaded connection of threaded rod (14) has fixing bolt (15).

4. A leak resistant disposable sampling tube with a double seal structure as set forth in claim 2, wherein: the sealing air bag (5) and the sampling pull rod (3) of the circular structure are mutually attached, and the sealing air bag (5) and the air conveying bag (7) of the circular structure are mutually communicated through the air pipe (6).

5. A leak resistant disposable sampling tube with a double seal structure as set forth in claim 2, wherein: the moving ring (8) is arranged below the air conveying bag (7), and the outer diameter of the air conveying bag (7) is larger than the inner diameter of the moving ring (8).

6. A leak-proof disposable sampling tube with a double-layer sealing structure as set forth in claim 1, wherein: the adjusting frame (10) is of a U-shaped structure, and the adjusting frame (10) and the moving ring (8) form a rotating structure.