CN104089747B - A kind of insertion section air tightness checking device - Google Patents
A kind of insertion section air tightness checking device Download PDFInfo
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- CN104089747B CN104089747B CN201410378535.2A CN201410378535A CN104089747B CN 104089747 B CN104089747 B CN 104089747B CN 201410378535 A CN201410378535 A CN 201410378535A CN 104089747 B CN104089747 B CN 104089747B
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Abstract
The invention provides a kind of insertion section air tightness checking device, for airtight test is carried out to insertion section.Technical solution of the present invention includes：Holding part, connecting tube, check valve, healthy energy potential source gentle pressure monitoring unit, described check valve includes：Air inlet, first row QI KOU and second exhaust port, described air inlet one-way air inlet；Described air inlet is connected with described healthy energy potential source, and described first row QI KOU is connected with described holding part by described connecting tube, and described second exhaust port is connected with described air pressure monitoring unit；Wherein, described holding part is used for housing insertion section and sealing its contact position.By implementing technical solution of the present invention, apparatus structure can be simplified, strengthen its portability, and use simple flow, strengthen its convenience.
Description
Technical field
The present invention relates to intracavity intervention field of medical technology is and in particular to a kind of insertion section air tightness checking device.
Background technology
Intracavitary ultrasonography, splanchnoscopy etc. are required for insertion section insertion body intracavity, in terms of health, need to slotting
Enter portion to carry out disinfection to prevent the chamber liquid pollution next bit patient of a upper patient, in secure context, prevent insertion section circuit from damaging
Hurt sb.'s feelings body, therefore it is required that insertion section possesses higher sealing.
At present, insertion section is carried out with airtight test and adopts liquid auxiliary detection.Refer to Fig. 1, device includes：Container
101st, vacuum source 102.Wherein, container 101 side wall has a discharge trachea 1011, and vacuum source 102 passes through this discharge trachea and container
101 connections, container 101 top also retains a through hole running through for insertion section 11.As shown in figure 1, in container 101 when detection is carried out
Injection liquid, keeps liquid level not have discharge trachea 1011, in insertion section 11 insertion container 101, and keeps part to be detected
Submerge liquid level, vacuum source 102 continue evacuation container 101 in residual gas so that in container 101 ullage space formed very
Sky, if now insertion section 11 has leakage, leakage position has bubble and overflows, otherwise no peculiar.By technique scheme
Airtight test can be carried out to insertion section 11.
But, in technique scheme, apparatus structure is complex so that its portability is had a greatly reduced quality, using flow process relatively
For loaded down with trivial details, reduce its ease of use.
Content of the invention
In order to solve the above problems, the present invention provides a kind of insertion section air tightness checking device, for carrying out to insertion section
Airtight test.By implementing the present invention program, apparatus structure can be simplified, strengthen its portability, and use simple flow,
Strengthen its convenience.
A kind of insertion section air tightness checking device, including：The gentle pressure of holding part, connecting tube, check valve, healthy energy potential source monitors
Portion,
Described check valve includes：Air inlet, first row QI KOU and second exhaust port, described air inlet one-way air inlet；
Described air inlet is connected with described healthy energy potential source, and described first row QI KOU is by described connecting tube and described holding part
It is connected, described second exhaust port is connected with described air pressure monitoring unit；
Wherein, described holding part is used for housing insertion section and sealing its contact position.
A kind of insertion section air tightness checking device, including：Holding part, connecting tube, check valve, source of negative air pressure and air pressure monitor
Portion,
Described check valve includes：Air vent, the first air inlet and the second air inlet, described air vent one-way exhaust；
Described air vent is connected with described source of negative air pressure, and described first air inlet is by described connecting tube and described holding part
It is connected, described second air inlet is connected with described air pressure monitoring unit；
Wherein, described holding part is used for housing insertion section and sealing its contact position.
The invention has the beneficial effects as follows, holding part, connecting tube and check valve form a connected space, and insertion section insertion is accommodating
In portion and seal its contact position, air pressure monitoring unit air vent one of with check valve is connected, in this connected space of real-time monitoring
Air pressure, healthy energy potential source is connected with the air inlet of check valve, is filled with compressed gas for this connected space so that connection is empty during work
Between internal gas pressure increase, after waiting for a period of time, if air pressure monitoring unit display stable gas pressure constant, illustrate that insertion section is no let out
Leakage, if air pressure monitoring unit display air pressure persistently reduces, illustrates that insertion section has leakage.The apparatus structure of technical solution of the present invention
Simply, good portability, and easy to use, there is higher convenience.
Brief description
Fig. 1 is the insertion section air tightness checking device structure chart of prior art；
Fig. 2 is a kind of insertion section air tightness checking device structure chart of the present invention；
Fig. 3 is another kind of insertion section air tightness checking device structure chart of the present invention；
Fig. 4 is the holding part Structure explosion diagram of the present invention；
Fig. 5 is another kind of insertion section air tightness checking device structure chart of the present invention；
Fig. 6 is another kind of insertion section air tightness checking device structure chart of the present invention.
Specific embodiment
Below in conjunction with the Figure of description in the present invention, the technical scheme in invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all
Belong to the scope of protection of the invention.
First embodiment of the invention will be described in detail to a kind of insertion section air tightness checking device, described in the present embodiment
Insertion section air tightness checking device concrete structure refer to Fig. 2, including：
Holding part 201, connecting tube 202, check valve 203, healthy energy potential source 204 and air pressure monitoring unit 205.
Check valve 203 includes：Air inlet 2031, first row QI KOU 2032 and second exhaust port 2033, air inlet 2031 is single
To air inlet, first row QI KOU 2032 and the equal bilateral of second exhaust port 2033.Air inlet 2031 is connected with healthy energy potential source 204, and first
Air vent 2032 is connected with holding part 201 by connecting tube 202, and second exhaust port 2033 is connected with air pressure monitoring unit 205.
Wherein, holding part 201 is used for housing insertion section 21 and sealing its contact position.Connecting tube 202 is used for connecting holding part
201 and the first row QI KOU 2032 of check valve 203.In the present embodiment, check valve 203 at least includes air inlet 2031, first
Air vent 2032 and second exhaust port 2033,3 QI KOU altogether.Healthy energy potential source 204 is when the present embodiment device works to air inlet
Mouth 2031 offer compressed airs.Air pressure monitoring unit 205 is used for monitoring the air pressure of connected space.
As Fig. 2 shows, holding part 201, connecting tube 202 and check valve 203 are internally formed a connected space, due to list after connecting
It is connected to the second exhaust port 2033 of valve 203 with air pressure monitoring unit 205, therefore this connection space is actual 2 outlets, the first
Holding part 201 supplies the mouth of insertion section 21 insertion, its two be check valve 203 air inlet 2031, and air inlet 2031 is served only for
The compressed air of input healthy energy potential source 204 conveying.
Flow process using this device is：First insertion section 21 is inserted in holding part 201, holding part 201 automatic-sealed its
Contact position, operation healthy energy potential source 204 is filled with compressed gas for this connected space so that connected space internal gas pressure increases, and is waiting
After a period of time, if air pressure monitoring unit 205 display stable gas pressure is constant, insertion section 21 No leakage is described, if air pressure monitoring unit
205 display air pressure persistently reduce, then explanation insertion section 21 has leakage.
The invention has the beneficial effects as follows, holding part 201, connecting tube 202 and check valve 203 form a connected space, insertion
Portion 21 inserts in holding part 201 and seals its contact position, and air pressure monitoring unit 205 air vent one of with check valve 203 is connected,
Air pressure in this connected space of real-time monitoring, healthy energy potential source 204 is connected with the air inlet 2031 of check valve 203, and during work being should
Connected space is filled with compressed gas so that connected space internal gas pressure increases, after waiting for a period of time, if air pressure monitoring unit 205
Display stable gas pressure is constant, then explanation insertion section 21 No leakage, if air pressure monitoring unit 205 display air pressure persistently reduces, illustrates
There is leakage in insertion section 21.The apparatus structure of technical solution of the present invention is simple, good portability, and easy to use, has higher
Convenience.
Second embodiment of the invention will be described in detail to another kind of insertion section air tightness checking device, the present embodiment institute
The insertion section air tightness checking device concrete structure stated refers to Fig. 3, including：
Holding part 301, elastic tube 302, check valve 303, inflatable ball 304 and air gauge 305.
Check valve 303 includes：Air inlet 3031, first row QI KOU 3032 and second exhaust port 3033, air inlet 3031 is single
To air inlet, first row QI KOU 3032 and the equal bilateral of second exhaust port 3033.Air inlet 3031 is connected with inflatable ball 304, first row
QI KOU 3032 is connected with holding part 301 by elastic tube 302, and second exhaust port 3033 is connected with air gauge 305.
Wherein, holding part 301 is used for housing insertion section 31 and sealing its contact position.Elastic tube 302 is used for connecting holding part
301 and the first row QI KOU 3032 of check valve 303.In the present embodiment, check valve 303 at least includes air inlet 3031, first
Air vent 3032 and second exhaust port 3033, can also include the 3rd air vent 3034 of bilateral, for manual exhaust.Inflatable ball
304 provide compressed air when the present embodiment device works to air inlet 3031.Air gauge 305 is used for monitoring the gas of connected space
Pressure.
As Fig. 3 shows, holding part 301, elastic tube 302 and check valve 303 are internally formed a connected space, due to list after connecting
It is connected to the second exhaust port 3033 of valve 303 with air gauge 305, therefore this connection space is actual 3 outlets, the first houses
Portion 301 supplies the mouth of insertion section 31 insertion, and it two is the 3rd air vent 3034, generally closes, and only is needing to arrange manually
During gas, ability is opened using vernier knob, its three be check valve 303 air inlet 3031, and air inlet 3031 is served only for input fills
The compressed air of balloon 304 conveying.
Refer to Fig. 3, holding part 301 is cylindrical shape, refers to Fig. 4, holding part 301 includes：Containing cavity 3011, diaphragm seal
3012 and spiral cover 3013.
The both ends open of containing cavity 3011, its first end has external screw thread.
There is the elastic through hole running through for insertion section 31 in the middle part of diaphragm seal 3012.Preferably, diaphragm seal 3012 is funnel-form, its
Smaller opening is towards inside containing cavity 3011.Funnelform diaphragm seal 3012 and its mounting means are convenient to insertion section 31 insertion and house
In portion 301, and improve the elastic area of the elastic through hole of diaphragm seal 3012 and the contact of insertion section 31 so as to can be preferably close
Envelope and the contact site of insertion section 31.
Spiral cover 3013 has female thread.
Wherein, the second end of containing cavity 3011 and elastic tube 302 are tightly connected, and spiral cover 3013 is spun solid at containing cavity 3011
First end, and compression seal piece 3012 edge portion.
Flow process using this device is：First insertion section 31 is inserted in holding part 301, holding part 301 automatic-sealed its
Contact position, extruding inflatable ball 304 is filled with compressed gas for this connected space so that connected space internal gas pressure increases, and is waiting one
After the section time, if air gauge 305 display stable gas pressure is constant, insertion section 31 No leakage is described, if air gauge 305 display air pressure
Persistently reduce, then explanation insertion section 31 has leakage.
The invention has the beneficial effects as follows, holding part 301, elastic tube 302 and check valve 303 form a connected space, insertion
Portion 31 inserts in holding part 301 and seals its contact position, and air gauge 305 air inlet one of with check valve 303 is connected, in real time
Monitor the air pressure in this connected space, inflatable ball 304 is connected with the air inlet 3031 of check valve 303, be that this connection is empty during work
Between be filled with compressed gas so that connected space internal gas pressure increase, after waiting for a period of time, if air gauge 305 display air pressure steady
Fixed constant, then explanation insertion section 31 No leakage, if air gauge 305 display air pressure persistently reduces, illustrate that insertion section 31 exists and let out
Leakage.The apparatus structure of technical solution of the present invention is simple, good portability, and easy to use, has higher convenience.
Third embodiment of the invention will be described in detail to another kind of insertion section air tightness checking device, the present embodiment institute
The insertion section air tightness checking device concrete structure stated refers to Fig. 5, including：
Holding part 501, connecting tube 502, check valve 503, source of negative air pressure 504 and air pressure monitoring unit 505.
Check valve 503 includes：Air vent 5031, the first air inlet 5032 and the second air inlet 5033, air vent 5031 is single
To aerofluxuss, the first air inlet 5032 and the equal bilateral of the second air inlet 5033.Air vent 5031 is connected with source of negative air pressure 504, and first
Air inlet 5032 is connected with holding part 501 by connecting tube 502, and the second air inlet 5033 is connected with air pressure monitoring unit 505.
Wherein, holding part 501 is used for housing insertion section 51 and sealing its contact position.Connecting tube 502 is used for connecting holding part
501 and the first air inlet 5032 of check valve 503.In the present embodiment, check valve 503 at least includes air vent 5031, first
Air inlet 5032 and the second air inlet 5033,3 QI KOU altogether.Source of negative air pressure 504 passes through row when the present embodiment device works
QI KOU 5031 extracts the air in connected space.Air pressure monitoring unit 505 is used for monitoring the air pressure of connected space.
As Fig. 5 shows, holding part 501, connecting tube 502 and check valve 503 are internally formed a connected space, due to list after connecting
It is connected to the second air inlet 5033 of valve 503 with air pressure monitoring unit 505, therefore this connection space is actual 2 outlets, the first
Holding part 501 supplies the mouth of insertion section 51 insertion, its two be check valve 503 air vent 5031, and air vent 5031 is served only for
Export the air being extracted by source of negative air pressure 504.
Flow process using this device is：First insertion section 51 is inserted in holding part 501, holding part 501 automatic-sealed its
Contact position, operation source of negative air pressure 504 extracts the air in connected space so that connected space internal gas pressure reduces, and is waiting one section
After time, if air pressure monitoring unit 505 display stable gas pressure is constant, insertion section 51 No leakage is described, if air pressure monitoring unit 505 shows
Show that air pressure persistently raises, then explanation insertion section 51 has leakage.
The invention has the beneficial effects as follows, holding part 501, connecting tube 502 and check valve 503 form a connected space, insertion
Portion 51 inserts in holding part 501 and seals its contact position, and air pressure monitoring unit 505 air vent one of with check valve 503 is connected,
Air pressure in this connected space of real-time monitoring, source of negative air pressure 504 is connected with the air vent 5031 of check valve 503, extracts during work
Air in this connected space so that connected space internal gas pressure reduces, after waiting for a period of time, if air pressure monitoring unit 505 shows
Show that stable gas pressure is constant, then explanation insertion section 51 No leakage, if air pressure monitoring unit 505 display air pressure persistently raises, illustrate to insert
Enter portion 51 and there is leakage.The apparatus structure of technical solution of the present invention is simple, good portability, and easy to use, have higher just
Profit.
Fourth embodiment of the invention will be described in detail to another kind of insertion section air tightness checking device, the present embodiment institute
The insertion section air tightness checking device concrete structure stated refers to Fig. 6, including：
Holding part 601, elastic tube 602, check valve 603, air exhauster 604 and air gauge 605.
Check valve 603 includes：Air vent 6031, the first air inlet 6032 and the second air inlet 6033, air vent 6031 is single
To aerofluxuss, the first air inlet 6032 and the equal bilateral of the second air inlet 6033.Air vent 6031 is connected with air exhauster 604, and first enters
QI KOU 6032 is connected with holding part 601 by elastic tube 602, and the second air inlet 6033 is connected with air gauge 605.
Wherein, holding part 601 is used for housing insertion section 61 and sealing its contact position.Elastic tube 602 is used for connecting holding part
601 and the first air inlet 6032 of check valve 603.In the present embodiment, check valve 603 at least includes air vent 6031, first
Air inlet 6032 and the second air inlet 6033, can also include the 3rd air inlet 6034 of bilateral, for manual air inlet.Air exhauster
604 extract the air in connected space when the present embodiment device works by air vent 6031.Air gauge 605 is used for the company of supervision
The air pressure in logical space.
As Fig. 6 shows, holding part 601, elastic tube 602 and check valve 603 are internally formed a connected space, due to list after connecting
It is connected to the second air inlet 6033 of valve 603 with air gauge 605, therefore this connection space is actual 3 outlets, the first houses
Portion 601 supplies the mouth of insertion section 61 insertion, and it two is the 3rd air inlet 6034, generally closes, only is needing to enter manually
During gas, ability is opened using vernier knob, its three be check valve 603 air vent 6031, and air vent 6031 is served only for output takes out
The air that mechanism of qi 604 extracts.
Refer to Fig. 6, holding part 601 is cylindrical shape, the concrete structure of holding part 601 refer to Fig. 4 and its in the second reality
Apply the associated description in example, repeat no more here.
Flow process using this device is：First insertion section 61 is inserted in holding part 601, holding part 601 automatic-sealed its
Contact position, start air exhauster 604 extract this connected space in air so that connected space internal gas pressure reduce, wait one section
After time, if air gauge 605 display stable gas pressure is constant, insertion section 61 No leakage is described, if air gauge 605 display air pressure is held
Height of continuing rising, then explanation insertion section 61 presence leakage.
The invention has the beneficial effects as follows, holding part 601, elastic tube 602 and check valve 603 form a connected space, insertion
Portion 61 inserts in holding part 601 and seals its contact position, and air gauge 605 air inlet one of with check valve 603 is connected, in real time
Monitor the air pressure in this connected space, air exhauster 604 is connected with the air vent 6031 of check valve 603, extracts this connection during work
Air in space so that connected space internal gas pressure reduces, after waiting for a period of time, if air gauge 605 display stable gas pressure
Constant, then explanation insertion section 61 No leakage, if air gauge 605 display air pressure persistently raises, illustrate that insertion section 61 has leakage.
The apparatus structure of technical solution of the present invention is simple, good portability, and easy to use, has higher convenience.
A kind of insertion section the air tightness checking device above embodiment of the present invention being provided is described in detail, but with
The explanation of upper embodiment is only intended to help understand structure and its core concept of the present invention, should not be construed as the limit to the present invention
System.Those skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should contain
Cover within protection scope of the present invention.
Claims (10)
1. a kind of insertion section air tightness checking device is it is characterised in that include：Holding part, connecting tube, check valve, healthy energy potential source
With air pressure monitoring unit,
Described check valve includes：Air inlet, first row QI KOU and second exhaust port, described air inlet one-way air inlet；
Described air inlet is connected with described healthy energy potential source, and described first row QI KOU is by described connecting tube and described holding part phase
Even, described second exhaust port is connected with described air pressure monitoring unit；
Wherein, described holding part is used for housing insertion section and sealing its contact position, including：Containing cavity, diaphragm seal and spiral cover,
There is the elastic through hole running through for described insertion section in the middle part of described diaphragm seal；
Described containing cavity both ends open, described spiral cover is spun solid at the first end of described containing cavity, and presses described diaphragm seal edge
Portion, the second end of described containing cavity and described connecting tube are tightly connected.
2. device according to claim 1 is it is characterised in that described holding part is cylindrical shape, described containing cavity first end
There is external screw thread；Described spiral cover has female thread.
3. device according to claim 2 it is characterised in that
Described diaphragm seal is funnel-form, and its smaller opening is towards inside described containing cavity.
4. the device according to any one of claims 1 to 3 it is characterised in that
Described healthy energy potential source is inflatable ball.
5. the device according to any one of claims 1 to 3 it is characterised in that
Described connecting tube is elastic tube, and described air pressure monitoring unit is air gauge.
6. a kind of insertion section air tightness checking device is it is characterised in that include：Holding part, connecting tube, check valve, source of negative air pressure
With air pressure monitoring unit,
Described check valve includes：Air vent, the first air inlet and the second air inlet, described air vent one-way exhaust；
Described air vent is connected with described source of negative air pressure, and described first air inlet is by described connecting tube and described holding part phase
Even, described second air inlet is connected with described air pressure monitoring unit；
Wherein, described holding part is used for housing insertion section and sealing its contact position, including：Containing cavity, diaphragm seal and spiral cover,
There is the elastic through hole running through for described insertion section in the middle part of described diaphragm seal；
Described containing cavity both ends open, described spiral cover is spun solid at the first end of described containing cavity, and presses described diaphragm seal edge
Portion, the second end of described containing cavity and described connecting tube are tightly connected.
7. device according to claim 6 is it is characterised in that described holding part is cylindrical shape, described containing cavity first end
There is external screw thread；Described spiral cover has female thread.
8. device according to claim 7 it is characterised in that
Described diaphragm seal is funnel-form, and its smaller opening is towards inside described containing cavity.
9. the device according to any one of claim 6 to 8 it is characterised in that
Described source of negative air pressure is air exhauster.
10. the device according to any one of claim 6 to 8 it is characterised in that
Described connecting tube is elastic tube, and described air pressure monitoring unit is air gauge.
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| CN201410378535.2A CN104089747B (en) | 2014-08-04 | 2014-08-04 | A kind of insertion section air tightness checking device |
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| CN201410378535.2A CN104089747B (en) | 2014-08-04 | 2014-08-04 | A kind of insertion section air tightness checking device |
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| CN104089747B true CN104089747B (en) | 2017-03-08 |
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| CN106226009A (en) * | 2016-08-26 | 2016-12-14 | 成都得民数联科技股份有限公司 | A kind of test device for air tightness and the bubble-tight detection method of pipeline |
| CN113758661A (en) * | 2021-09-08 | 2021-12-07 | 湖北三江船艇科技有限公司 | Cabin gas tightness detecting system |
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| CN204008037U (en) * | 2014-08-04 | 2014-12-10 | 深圳市开立科技有限公司 | A kind of insertion section air tightness checking device |
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| CN2141560Y (en) * | 1992-12-30 | 1993-09-01 | 山东省威海医用高分子制品总厂 | Air leakage detector for infusion device |
| CA2675761C (en) * | 2008-08-15 | 2015-12-08 | Dennis L. Hart | Pressure testing method and apparatus |
| CN201622157U (en) * | 2010-02-08 | 2010-11-03 | 吕京 | Isolation closed device capable of effectively testing air tightness |
| CN102175404B (en) * | 2011-01-25 | 2013-02-06 | 深圳市南士科技股份有限公司 | Waterproofness tester |
| CN202494549U (en) * | 2012-01-13 | 2012-10-17 | 肇庆理士电源技术有限公司 | Air tightness detecting device for storage batteries |
| CN202651477U (en) * | 2012-04-06 | 2013-01-02 | 柯力士有限公司 | Waterproof socket |
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| CN204008037U (en) * | 2014-08-04 | 2014-12-10 | 深圳市开立科技有限公司 | A kind of insertion section air tightness checking device |
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