CN219836530U

CN219836530U - binaural extraction tube

Info

Publication number: CN219836530U
Application number: CN202320944805.6U
Authority: CN
Inventors: 龚渔仁; 周志祥; 龚莉娜
Original assignee: Shaoxing Shangyu Xinruida Plastic Packaging Co ltd
Current assignee: Shaoxing Shangyu Xinruida Plastic Packaging Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-10-17
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a double-ear extraction tube, relates to the technical field of medical appliances, and aims to solve the problem that the normal use of the extraction tube is affected due to mutual interference caused by the fact that a tube cover and a dripper cannot be used simultaneously in the prior art, wherein the technical scheme is as follows: including body and the tube cap through anticreep muscle fixed connection, the below integrated into one piece of tube cap has the mouth of pipe stopper, and the top integrated into one piece of tube cap has the burette, is provided with the drip hole that is used for being linked together the inside and the external world of body in the burette, is provided with the sealed mouth that is used for preventing the drip hole weeping in the burette. According to the utility model, the pipe cover has the function of the dripper through the drip hole and the sealing port, so that the mutual interference between the dripper and the pipe cover is avoided, the normal use of the extraction pipe is ensured, and the PE material has stronger corrosion resistance, so that the extraction pipe can adapt to more use scenes, and the service life of the extraction pipe is prolonged.

Description

Binaural extraction tube

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a double-ear extraction tube.

Background

The extraction tube is a tool integrating sampling and sample adding, and is mainly used for in-vitro diagnosis projects.

The existing extraction tube generally comprises a tube body and a tube cover, wherein a small hole is formed in the tube cover, a syringe needle can extend into the tube through the small hole to extract a sample, but due to the separation mode of the tube body and the tube cover, the tube cover is easy to lose during use, and the extraction tube cannot be used.

Aiming at the problems in the prior art, there is an extraction tube of Chinese patent with publication number of CN216224457U, which has the technical points that: including pipe shaft, tube cap and water dropper all are connected on the pipe shaft through an anticreep muscle, the range of motion of tube cap and water dropper under the traction of anticreep muscle is established at the mouth end position of pipe shaft including the lid.

According to the scheme, the pipe cover and the pipe body are fixedly connected through the anti-falling ribs, so that the loss of the pipe cover is effectively avoided, the pipe cover and the dripper belong to different use scenes, the pipe cover and the dripper cannot be used in a superposition mode, one of the pipe cover and the dripper can possibly affect the other pipe cover when the pipe cover is used, and the normal use of the extraction pipe is affected, so that a new scheme is required to be provided for solving the problem.

Disclosure of Invention

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a binaural extraction tube.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a ears draw pipe, includes body and tube cap, body and tube cap pass through anticreep muscle fixed connection, the below integrated into one piece of tube cap has the mouth of pipe stopper, the top integrated into one piece of tube cap has the burette, be provided with the drip hole that is used for being linked together the inside and the external world of body in the burette, be provided with in the burette and be used for preventing the sealed mouth of drip hole weeping.

The utility model is further provided with: the sealing port comprises an expanding pipe positioned at the bottom of the dropper, an interception ring is arranged at the joint of the expanding pipe and the dropper, the interception ring is provided with a closed hole communicated with the dropper, the bottom of the dropper is in an inverted cone shape, and the diameter of the closed hole is smaller than the minimum diameter of the dropper.

The utility model is further provided with: the minimum diameter of the dropper is less than 1/2 of the maximum diameter of the dropper.

The utility model is further provided with: the pipe orifice plug is in interference fit with the opening of the pipe body.

The utility model is further provided with: a plurality of convex rings are arranged in the pipe body.

The utility model is further provided with: two anti-drop ribs are symmetrically arranged.

The utility model is further provided with: the pipe body and the pipe cover are made of PE materials.

In summary, the utility model has the following beneficial effects:

through setting up the seal mouth, when the extraction tube is put to one side or is put upside down, liquid in the pipe can form the water film in the closed hole department because of surface tension's effect, and then prevent liquid entering drip downthehole, realize the closed function of similar tube cap, and drip downthehole with external intercommunication then can make the tube cap exert the effect of water dropper, only need the extrusion body just can make liquid break through the water film, flow from drip downthehole, this setting is with tube cap and water dropper integration, avoided mutual interference between the two, guaranteed the normal use of extraction tube.

Drawings

FIG. 1 is a schematic view of a tube cover in a closed state;

FIG. 2 is a schematic view showing the structure of the pipe cap in the opened state of the present utility model;

fig. 3 is a cross-sectional view of the present utility model in a closed state of the tube cap.

Reference numerals: 1. a tube body; 11. a convex ring; 2. a tube cover; 21. a nozzle plug; 22. a dropper; 221. a drip hole; 23. expanding the pipe; 231. an interception ring; 3. and (5) preventing the rib from falling off.

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.

A double-lug extraction tube is shown in fig. 1 and 2, and comprises a tube body 1 and a tube cover 2, wherein the tube body 1 is fixedly connected with the tube cover 2 through an anti-falling rib 3, the tube body 1 is used for placing a sample to be tested, the tube cover 2 is used for sealing a tube orifice, liquid leakage is avoided, the anti-falling rib 3 can fixedly connect the tube body 1 with the tube cover 2, and therefore the condition that the tube cover 2 is lost is effectively avoided, and the extraction tube can be used normally.

As shown in fig. 3, a plurality of convex rings 11 are arranged in the pipe body 1, the convex rings 11 not only can play a role in strengthening the strength of the pipe body 1, but also can play a role in visual graduation, and the taking amount is controlled conveniently during sampling, so that the extraction pipe is more convenient to use.

As shown in fig. 1 and 2, two anti-drop ribs 3 are symmetrically arranged, and the two anti-drop ribs 3 can jointly play a role in connection, so that the force received by a single anti-drop rib 3 is effectively dispersed, and the connection between the pipe body 1 and the pipe cover 2 is further firmer, so that a stronger anti-loss effect is achieved.

As shown in fig. 2 and 3, the pipe mouth plug 21 is integrally formed below the pipe cover 2, the pipe mouth plug 21 is used for reinforcing the sealing effect of the pipe cover 2 on the pipe body 1, so that the leakage condition is further prevented, the normal use of the extraction pipe is further ensured, the pipe mouth plug 21 is in interference fit with the opening of the pipe body 1, the interference fit enables the pipe body 1 to have higher connection strength with the pipe cover 2, the pipe can not be easily opened, and the condition that substances in the external environment enter the pipe body 1 to pollute a sample is effectively avoided, and the normal use of the extraction pipe is further ensured.

As shown in fig. 1 to 3, a dropper 22 is integrally formed above the tube cover 2, when in use, the tube body 1 is obliquely arranged or inverted, and then the tube body 1 is extruded to extrude a sample along the dropper 22, so that the tube cover 2 can play a role of a dropper, a dropping hole 221 for communicating the interior of the tube body 1 with the outside is arranged in the dropper 22, and the basic function of the dropper 22 is realized through the dropping hole 221.

As shown in FIG. 3, a sealing port for preventing liquid leakage of the liquid dropping hole 221 is formed in the dropper 22, the sealing port can seal the pipe cover 2 under the condition that liquid is not required to be taken, liquid leakage caused by inclination or inversion of the pipe body 1 is avoided, meanwhile, liquid in the extraction pipe can be extruded only by extruding the pipe body 1 when liquid is required to be taken, normal use of the extraction pipe is further guaranteed, the sealing port comprises an expanding pipe 23 positioned at the bottom of the dropper 22, an interception ring 231 is arranged at the joint of the expanding pipe 23 and the dropper 22, the interception ring 231 is provided with a sealing hole communicated with the dropper 22, the interception ring 231 can intercept and limit a sample extruded to the joint of the expanding pipe 23 and the dropper 22, when the liquid reaches the sealing hole, the liquid is prevented from further entering the dropper 22 due to surface tension of the liquid, the bottom of the dropper 22 is in an inverted cone shape, the minimum diameter of the dropper 22 is smaller than 1/2 of the maximum diameter of the dropper 22, the liquid drops can be extruded easily after the pipe body 1 is extruded, the minimum diameter of the dropper 22 is guaranteed to be in a water film, and the sealing performance of the dropper is guaranteed.

The pipe body 1 and the pipe cover 2 are made of PE materials, and the PE materials have strong corrosion resistance, so that the extraction pipe can adapt to more use scenes, and the service life of the extraction pipe can be prolonged.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a ears draw pipe, includes body and tube cap, body and pipe pass through anticreep muscle fixed connection, its characterized in that: the pipe cover is characterized in that a pipe orifice plug is integrally formed below the pipe cover, a dropper is integrally formed above the pipe cover, a liquid dropping hole used for communicating the inside of the pipe body with the outside is formed in the dropper, and a sealing port used for preventing liquid from leaking from the liquid dropping hole is formed in the dropper.

2. The binaural extraction tube of claim 1, wherein: the sealing port comprises an expanding pipe positioned at the bottom of the dropper, an interception ring is arranged at the joint of the expanding pipe and the dropper, a closed hole communicated with the dropper is formed in the interception ring, the bottom of the dropper is in an inverted cone shape, and the diameter of the closed hole is smaller than the minimum diameter of the dropper.

3. The binaural extraction tube of claim 2, wherein: the minimum diameter of the dropper is less than 1/2 of the maximum diameter of the dropper.

4. The binaural extraction tube of claim 1, wherein: the pipe orifice plug is in interference fit with the opening of the pipe body.

5. The binaural extraction tube of claim 1, wherein: a plurality of convex rings are arranged in the pipe body.

6. The binaural extraction tube of claim 1, wherein: two anti-drop ribs are symmetrically arranged.

7. The binaural extraction tube of claim 1, wherein: the pipe body and the pipe cover (2) are made of PE materials.