CN218822989U

CN218822989U - A gas tightness detection device for sampling pipe

Info

Publication number: CN218822989U
Application number: CN202320005794.5U
Authority: CN
Inventors: 丁世豪; 张云霞
Original assignee: Xinjiang Wanjia Medical Instrument Co ltd
Current assignee: Xinjiang Wanjia Medical Instrument Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-07
Anticipated expiration: 2033-01-03

Abstract

The utility model relates to a sampling pipe gas tightness check out test set technical field just discloses a gas tightness detection device for sampling pipe, including placing the box, the fixed intercommunication in top of placing the box has the intake pipe. This a gas tightness detection device for sampling pipe, through setting up detection mechanism, when detecting the collection pipe gas tightness, with the surface of collection pipe card in the intake pipe, then with the install bin card at the top of placing the box, and the surface of install bin is provided with the buckle, be used for connecting placing the box, make the collection pipe be located the through-hole, admit air to the intake pipe this moment, the air can get into the inner chamber of collection pipe, and the air in the collection pipe that exists to reveal can get into the inner chamber of through-hole, the through-hole inner chamber can generate pressure this moment, make the piston take place to remove, the user observes whether the piston takes place to remove, judge the gas tightness of collection pipe, this kind of mode has avoided the collection pipe to exist the possibility of empting, and the surface of collection pipe can not adhere to there be water, need not be drying process to the collection pipe.

Description

A gas tightness detection device for sampling pipe

Technical Field

The utility model relates to a sampling pipe gas tightness check out test set technical field specifically is a gas tightness detection device for sampling pipe.

Background

The disposable closed vacuum blood sampling technology is a standard blood sampling technology recommended by NCCLS, and because the blood sampling procedure is completed under a totally closed system, the possibility of blood pollution and cross infection is fundamentally eliminated; the disposable vacuum blood sampling tube is one of necessary contents of laboratory certification and hospital ISO certification, consists of a safety cap, a rubber plug, a test tube, an additive and a label, wherein the safety cap is made of medical PE (polyethylene) materials, the test tube is made of thickened glass or PET (polyethylene terephthalate) plastics, the rubber plug is made of medical butyl rubber, a certain vacuum is prefabricated in the test tube container according to requirements, blood is collected into the test tube container by utilizing the principle of pressure difference, the test tube has uniform size, is good in matching performance with modern international commonly-used detection instruments, and is convenient to directly machine.

In the application document of a test tube leakage detection device with the application number of 201110087485.9, a test tube is sucked and fixed through a test tube sucking disc and a vacuum pump; drive test tube sucking disc upset, the location of loading the test tube through test tube sucking disc tilting mechanism, whether the inspection leaks in the basin is immersed to the test tube bottom of evacuation. Its constitution is simple, it is rational in infrastructure, the gas tightness detects conveniently, it is swift, it is accurate reliable, high work efficiency, the leak detection of the test tube for the specially adapted vacuum blood sampling pipe, but in this application file when fixing the test tube, need place the test tube neatly on the test tube code wheel earlier, whole after placing, reuse vacuum pump vacuum, thereby fix, and when placing the test tube, in case the test tube code wheel takes place to rock, so the test tube will have the possibility of empting, and place the test tube and carry out the mode of testing in aqueous, the surface that can make the test tube adheres to there is water, thereby need be drying process to the test tube, thereby increase the user and operate the degree of difficulty.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air tightness detection device for sampling pipe to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the air tightness detection device for the sampling tube comprises a placing box, wherein the top of the placing box is fixedly communicated with a plurality of air inlet tubes, and the top of the placing box is provided with a detection mechanism;

detection mechanism includes the install bin, install bin swing joint is in the top of placing the box, the through-hole that uses with the intake pipe cooperation is seted up to the bottom of install bin, the inner chamber threaded connection of through-hole has the connecting pipe, the inner chamber sliding connection of connecting pipe has the piston, the surface of piston and the inner wall in close contact with of connecting pipe.

Preferably, the inner wall of through-hole fixedly connected with support frame, the inner wall threaded connection of support frame has the threaded rod.

Preferably, the fixed cover in surface of intake pipe is equipped with the sealing washer, the material of sealing washer is rubber.

Preferably, the bottom of the placing box is fixedly communicated with a fixed shell matched with the air inlet pipe for use, and the bottom of the fixed shell is fixedly communicated with an air conveying pipe.

Preferably, the inner wall of the connecting pipe is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a damping telescopic rod, and the telescopic end of the damping telescopic rod is fixedly connected with the bottom of the piston.

Preferably, the surface cover of damping telescopic link is equipped with the extension spring, the one end and the mount fixed connection of extension spring, the other end and the piston fixed connection of extension spring.

Preferably, the top fixedly connected with of placing the box is with the protective tube that the intake pipe cooperation was used, the surface of protective tube and the inner wall in close contact with of through-hole.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

first, the utility model discloses a set up detection mechanism, when detecting the collection pipe gas tightness, to gather the surface of pipe card in the intake pipe, then with the install bin card at the top of placing the box, and the surface of install bin is provided with the buckle, be used for connecting placing the box, make the collection pipe be located the through-hole, admit air to the intake pipe this moment, the air can get into the inner chamber of gathering the pipe, and the air in the collection pipe that exists to reveal can get into the inner chamber of through-hole, through-hole inner chamber can produce pressure this moment, make the piston take place to remove, the user observes the piston and whether takes place to remove, judge the gas tightness of gathering the pipe, the possibility that the collection pipe exists and topple over has been avoided to this kind of mode, and the surface of gathering the pipe can not adhere to there is water, need not be drying process to gathering the pipe.

Second, the utility model discloses a cooperation that sets up support frame and threaded rod is used, supports the threaded rod through the bracing piece, will gather the pipe and place in the inner chamber of through-hole, supports gathering the pipe through the threaded rod, avoids gathering the pipe and takes place the skew, has increased the stability of gathering the pipe, and through the rotation of threaded rod, can carry on spacingly to the collection pipe of different length.

Drawings

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

FIG. 2 is a perspective view of the local structure of the present invention;

FIG. 3 is a sectional view of the present invention;

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

fig. 5 is a partial enlarged view of the point B in fig. 3 according to the present invention.

Wherein: 1. placing the box; 2. an air inlet pipe; 3. a detection mechanism; 301. installing a box; 302. a through hole; 303. a connecting pipe; 304. a piston; 4. a support frame; 5. a threaded rod; 6. a seal ring; 7. a stationary case; 8. a gas delivery pipe; 9. a fixed mount; 10. damping telescopic rods; 11. a tension spring; 12. and (4) a protective pipe.

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. 1-5, the air tightness detection device for the sampling tube comprises a placing box 1, wherein the top of the placing box 1 is fixedly communicated with a plurality of air inlet tubes 2, and the top of the placing box 1 is provided with a detection mechanism 3;

detection mechanism 3 includes install bin 301, install bin 301 swing joint in the top of placing box 1, install bin 301's bottom seted up with intake pipe 2 cooperation through-hole 302 that uses, the inner chamber threaded connection of through-hole 302 has connecting pipe 303, the inner chamber sliding connection of connecting pipe 303 has piston 304, the surface of piston 304 and the inner wall in close contact with of connecting pipe 303.

Through the technical scheme, through setting up detection mechanism 3, when detecting the collection pipe gas tightness, will gather the pipe card on the surface of intake pipe 2, then with install bin 301 card at the top of placing box 1, make the collection pipe be located through-hole 302, admit air this moment to intake pipe 2, the air can get into the inner chamber of gathering the pipe, and the air in the collection pipe that exists to reveal can get into the inner chamber of through-hole 302, through-hole 302 inner chamber can produce pressure this moment, make piston 304 take place to remove, whether the user observes piston 304 and takes place to remove, judge the gas tightness of gathering the pipe, the possibility that the collection pipe exists and topples has been avoided to this kind of mode, and the surface of gathering the pipe can not adhere to there be water, need not be drying process to gathering the pipe.

Specifically, the inner wall of the through hole 302 is fixedly connected with a support frame 4, and the inner wall of the support frame 4 is in threaded connection with a threaded rod 5.

Through above-mentioned technical scheme, use through the cooperation that sets up support frame 4 and threaded rod 5, support threaded rod 5 through the bracing piece, will gather the pipe and place in the inner chamber of through-hole 302, support gathering the pipe through threaded rod 5, avoid gathering the pipe and take place the skew, increased the stability of gathering the pipe, and through the rotation of threaded rod 5, can carry on spacingly to the gathering pipe of different length.

Specifically, the fixed cover in surface of intake pipe 2 is equipped with sealing washer 6, and the material of sealing washer 6 is rubber.

Through above-mentioned technical scheme, through setting up sealing washer 6, when will gather the pipe card at the surface of intake pipe 2, reach through sealing washer 6 and carry out sealed effect to gathering between pipe and the intake pipe 2.

Specifically, the bottom of the placing box 1 is fixedly communicated with a fixed shell 7 matched with the air inlet pipe 2 for use, and the bottom of the fixed shell 7 is fixedly communicated with an air conveying pipe 8.

Through above-mentioned technical scheme, use through the cooperation that sets up gas-supply pipe 8 and set casing 7, carry out the gas transmission to the inner chamber of set casing 7 through gas-supply pipe 8, carry out the effect of gas transmission to a plurality of intake pipes 2 through set casing 7.

Specifically, the inner wall of the connecting pipe 303 is fixedly connected with a fixing frame 9, the top of the fixing frame 9 is fixedly connected with a damping telescopic rod 10, and the telescopic end of the damping telescopic rod 10 is fixedly connected with the bottom of the piston 304.

Through above-mentioned technical scheme, use through the cooperation that sets up mount 9 and damping telescopic link 10, when removing piston 304, support damping telescopic link 10 through mount 9, reach the effect of leading piston 304 through damping telescopic link 10.

Specifically, the surface of the damping telescopic rod 10 is sleeved with a tension spring 11, one end of the tension spring 11 is fixedly connected with the fixed frame 9, and the other end of the tension spring 11 is fixedly connected with the piston 304.

Through above-mentioned technical scheme, through setting up extension spring 11, when removing piston 304, extension spring 11 can take place atress deformation, then reaches the effect that drives piston 304 and reset through extension spring 11.

Specifically, the top of the placing box 1 is fixedly connected with a protection tube 12 matched with the air inlet pipe 2, and the surface of the protection tube 12 is in close contact with the inner wall of the through hole 302.

Through above-mentioned technical scheme, through setting up protective tube 12, with install bin 301 card when placing the top of box 1, protective tube 12 can reach the effect that prevents the air escape in the through-hole 302 through protective tube 12 in the inner chamber of through-hole 302.

When using, when detecting the collection pipe gas tightness, with the surface of collection pipe card in intake pipe 2, then with install bin 301 card at the top of placing box 1, and the surface of install bin 301 is provided with the buckle, be used for connecting placing box 1, make the collection pipe be located through-hole 302, admit air to intake pipe 2 this moment, the air can get into the inner chamber of collection pipe, and the air in the collection pipe that exists to reveal can get into the inner chamber of through-hole 302, through-hole 302 inner chamber can produce pressure this moment, make piston 304 take place to remove, the user observes whether piston 304 takes place to remove, judge the gas tightness of collection pipe, this kind of mode has avoided the collection pipe to have had the possibility of empting, and the surface of collection pipe can not adhere to there is water, need not do drying process to the collection pipe, support threaded rod 5 through the bracing piece, place the collection pipe in the inner chamber of through-hole 302, support the collection pipe through 5, avoid the collection pipe to take place the skew, the stability of collection pipe has been increased, and through the rotation of 5, can carry out spacing to the threaded rod of different length.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: 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 described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gas tightness detection device for sampling pipe, including placing box (1), its characterized in that: the top of the placing box (1) is fixedly communicated with a plurality of air inlet pipes (2), and the top of the placing box (1) is provided with a detection mechanism (3);

detection mechanism (3) include install bin (301), install bin (301) swing joint is in the top of placing box (1), through-hole (302) that use with intake pipe (2) cooperation are seted up to the bottom of install bin (301), the inner chamber threaded connection of through-hole (302) has connecting pipe (303), the inner chamber sliding connection of connecting pipe (303) has piston (304), the inner wall in close contact with of the surface of piston (304) and connecting pipe (303).

2. The airtightness detection apparatus for a sampling tube according to claim 1, wherein: the inner wall fixedly connected with support frame (4) of through-hole (302), the inner wall threaded connection of support frame (4) has threaded rod (5).

3. The airtightness detection apparatus for a sampling tube according to claim 1, wherein: the fixed cover in surface of intake pipe (2) is equipped with sealing washer (6), the material of sealing washer (6) is rubber.

4. The airtightness detection apparatus for a sampling tube according to claim 1, wherein: the bottom of the placing box (1) is fixedly communicated with a fixed shell (7) matched with the air inlet pipe (2) for use, and the bottom of the fixed shell (7) is fixedly communicated with an air conveying pipe (8).

5. The airtightness detection apparatus for a sampling tube according to claim 1, wherein: the inner wall fixedly connected with mount (9) of connecting pipe (303), the top fixedly connected with damping telescopic link (10) of mount (9), the flexible end of damping telescopic link (10) and the bottom fixed connection of piston (304).

6. The airtightness detection apparatus for a sampling tube according to claim 5, wherein: the surface cover of damping telescopic link (10) is equipped with extension spring (11), the one end and mount (9) fixed connection of extension spring (11), the other end and piston (304) fixed connection of extension spring (11).

7. The airtightness detection apparatus for a sampling tube according to claim 1, wherein: the top fixedly connected with of placing box (1) is with protecting tube (12) that intake pipe (2) cooperation was used, the surface of protecting tube (12) and the inner wall in close contact with of through-hole (302).