CN106090493B - It is single to close towards logical quick coupling - Google Patents
It is single to close towards logical quick coupling Download PDFInfo
- Publication number
- CN106090493B CN106090493B CN201610676416.4A CN201610676416A CN106090493B CN 106090493 B CN106090493 B CN 106090493B CN 201610676416 A CN201610676416 A CN 201610676416A CN 106090493 B CN106090493 B CN 106090493B
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- China
- Prior art keywords
- connecting tube
- lower contact
- top connection
- ball base
- connection
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/47—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a tap or cock
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to gas samples and the adapter technical field of detecting instrument sample introduction, more particularly to a kind of list is closed towards logical quick coupling, including mobile terminal and fixing end, the mobile terminal includes top connection, lower contact, terminal pad, turns ball, upper connecting tube and lower connecting tube；It is placed in the lower ball base bottom with lower ball base, the lower connecting tube in the lower contact and through the lower contact, the terminal pad is fixed on the bottom of the lower contact；The top connection is internally provided with upper ball base, the one side band of the top connection is useful for rotating the open slot of connecting tube, the internal thread with external screw thread cooperation is carried in the top connection, top connection rotation is fixed in the lower contact, and upper connecting tube is stretched out from the center of open slot；The fixing end includes connecting tube, for upper connection seal of tube insertion.This quick coupling is highly reliable, and use is simple and efficient, is particularly suitable for the acquisition and analysis of batch samples.
Description
Technical field
The present invention relates to the adapter technical fields more particularly to a kind of single closing court of gas sample and detecting instrument sample introduction
Logical quick coupling.
Background technology
The method of sampling of determination of volatile organic compounds is conveniently container method of trapping in gas at this stage, is mainly passed through
Summa tanks（The stainless cylinder of steel handled by electropolishing）Or polymer pouches（Such as Tedlar bags）Gather gaseous sample.Two kinds of containers
Preferable stability is respectively provided with, can ensure the integrality of sample, when analysis, can realize the good rate of recovery, but in fixed source gas
In body analysis, since volatile organic matter gas concentration is high, Summa tanks usually show that measurement result is relatively low, and precision is not high,
Tank body cleans cumbersome inferior position after measure.
Polymer airbag it is disposable, avoid Reusability generation pollution, ensure that the accurate of testing result
Property and accuracy, there is portable, easy to operate, the advantages of analytical cycle is short and cheap.But polymer on Vehicles Collected from Market
Airbag product structure is single, it is impossible to be realized as Summa tanks closely coupled with detection and analysis injector, it is necessary to pass through silicone tube
Deng connection, cumbersome, air-tightness can not ensure, affect the accuracy of sample, while in sample collection, some product valves
Contain O-shaped rubber ring in door, interference can be generated to gaseous sample, secondly majority needs to revolve during most of product valve sampling
It twists, it is cumbersome, it is impossible to realize one-handed performance, inefficiency.
The content of the invention
It is an object of the invention to overcome the shortcomings of above-mentioned technology, and a kind of single closing is provided towards logical quick coupling, it can
Realize gas excellent sealing, material corrosion resistance is good, will not generate interference to gas.
The present invention to achieve the above object, using following technical scheme：
A kind of list is closed towards logical quick coupling, it is characterised in that:Including mobile terminal and fixing end, the mobile terminal includes upper
Connector, lower contact, turn ball, upper connecting tube and lower connecting tube at terminal pad；With lower ball base, the lower company in the lower contact
It takes over and is placed in the lower ball base bottom and through the lower contact, the ball that turns is placed in the lower ball base, the upper connection
Pipe is placed in the lower ball base, and the terminal pad is fixed on the bottom of the lower contact, and external screw thread is carried in the lower contact；Institute
State the upper ball base that is internally provided with of top connection, the one side band of the top connection is useful for rotating the open slot of connecting tube, it is described on
The internal thread with external screw thread cooperation is carried on connector, top connection rotation is fixed in the lower contact, and upper connecting tube is from opening
The center of mouth slot is stretched out；The ring week of the top connection carries card slot；
The fixing end includes connecting tube, and the right end of the connecting tube carries external screw thread, for being connected with injector interface,
The inside of the connecting tube is hollow, and the inside of the connecting tube is fixed with silica gel sealing set, for upper connection seal of tube insertion.
Preferably, the fixing end further includes the first bolt, the second bolt, spring, mobile dish, connecting plate and semicircle card
Ring, first bolt are fixed on the right end of the connecting tube, and the mobile dish are sleeved in the connecting tube, the lower part of mobile dish
It is connected with one end of the connecting plate, the other end of the connecting plate is connected with the half-round clamping ring, second bolt thread
The left end of the connecting tube is connected to, the spring pocket is in the connecting tube and positioned at second bolt and the mobile dish
Between.
Preferably, silicagel pad is equipped between second bolt and the connecting tube.
The beneficial effects of the invention are as follows:Compared with the prior art, the present invention provides one kind for above-mentioned technical problem
Quick coupling, is divided into mobile terminal and fixing end, and mobile terminal can be realized as polymer airbag gas valve to gaseous sample
Excellent sealing, material corrosion resistance is good, stablizes, and will not generate interference to gaseous sample.Valve part aeration resistance is low, operation
Simply, it is convenient, it can realize one-handed performance.Fixing end can quickly be held in the mouth as the adapter of detection and analysis injector with mobile terminal
It connects, air-tightness is good, stable material quality, equally will not generate interference to gas coming through.Quick coupling structure is simple, easy to operation,
It manufactures at low cost, can ensure the reliability of analysis result, improve the accuracy of Analytical Laboratory Results.Its global reliability
By force, use is simple and efficient, is particularly suitable for the acquisition and analysis of batch samples.
Description of the drawings
Fig. 1 is the structure diagram of mobile terminal in the present invention；
Fig. 2 is the structure diagram of fixing end in the present invention；
Fig. 3 is the assembled state figure of mobile terminal and fixing end in the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and the preferred embodiment specific embodiment that the present invention will be described in detail.As shown in Figure 1, a kind of list
Closing is towards logical quick coupling, and including mobile terminal 1 and fixing end 2, the mobile terminal includes top connection 11, lower contact 12, terminal pad
13rd, ball 14, upper connecting tube 15 and lower connecting tube 16 are turned；In the lower contact institute is placed in lower ball base, the lower connecting tube
State lower ball base bottom and through the lower contact, the ball that turns is placed in the lower ball base, and the upper connecting tube is placed in described
In lower ball base, the terminal pad is fixed on the bottom of the lower contact, and external screw thread 17 is carried in the lower contact；The top connection
Be internally provided with upper ball base, the one side band of the top connection is useful for rotating the open slot 18 of connecting tube, in the top connection
With the internal thread coordinated with the external screw thread, top connection rotation is fixed in the lower contact, and upper connecting tube is from open slot
Center is stretched out；The ring week of the top connection carries card slot 19.This mobile terminal utilizes the principle of ball valve, when the connection of upper connecting tube turns ball
One it is logical the state in closing, in the case of upper connecting tube is vertical, upper connecting tube is turned on lower connecting tube when rotating at a right angle,
In open state, when mounted, an opening is opened on airbag, lower contact is put into from the opening, and connecting plate is close to gas
The inside of bag, then top connection is screwed into lower contact, the bottom of top connection and terminal pad compress airbag, prevent airbag from leaking
Gas.
As shown in Figures 2 and 3, the fixing end 2 includes connecting tube 21, and the right end of the connecting tube carries external screw thread 22,
For being connected with injector interface, the inside of the connecting tube is hollow, for upper connection seal of tube insertion.Fixing end is to be used for
The component being connected with injector.
In the present invention, the fixing end further includes the first bolt 24, the second bolt 25, spring 26, mobile dish 27, connection
Plate 28 and half-round clamping ring 29, are equipped with silicagel pad 23 between second bolt and the connecting tube, first bolt is fixed
In the right end of the connecting tube, the mobile dish are sleeved in the connecting tube, the lower part of mobile dish and one end of the connecting plate
Connection, the other end of the connecting plate are connected with the half-round clamping ring, and second bolt thread is connected to the connecting tube
Left end, the spring pocket is in the connecting tube and between second bolt and the mobile dish.Spring is always to shifting
One strength to the right of Moving plate, while movable plate drives half-round clamping ring to the right by connecting plate, when mobile terminal is inserted into connecting tube
When middle, half-round clamping ring is stuck in the card slot of top connection, is ensured that mobile terminal is closely connected with fixing end, be will not fall off.
The present invention provides a kind of quick coupling, is divided into mobile terminal and fixing end, mobile terminal for above-mentioned technical problem
As polymer airbag gas valve, gas excellent sealing can be realized, material corrosion resistance is good, gas will not be generated dry
It disturbs.Aeration resistance is low, easy to operate, convenient, can realize one-handed performance.Adapter of the fixing end as detection and analysis injector
Can be with mobile terminal quick joining, air-tightness is good, stable material quality, equally will not generate interference to gas coming through.Quick coupling
Simple in structure, easy to operation, manufacture is at low cost.It can ensure that the reliability of analysis result simultaneously, improve lab analysis
As a result accuracy.Quick coupling is highly reliable, and use is simple and efficient, is particularly suitable for the acquisition and analysis of batch samples.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (2)
1. a kind of list is closed towards logical quick coupling, it is characterised in that:Including mobile terminal and fixing end, the mobile terminal includes above connecing
Head, lower contact, turn ball, upper connecting tube and lower connecting tube at terminal pad；With lower ball base, the lower connection in the lower contact
Pipe is placed in the lower ball base bottom and through the lower contact, and the ball that turns is placed in the lower ball base, the upper connecting tube
It is placed in the lower ball base, the terminal pad is fixed on the bottom of the lower contact, and external screw thread is carried in the lower contact；It is described
Top connection is internally provided with upper ball base, and the one side band of the top connection is useful for rotating the open slot of connecting tube, it is described on connect
The internal thread with external screw thread cooperation is carried on head, top connection rotation is fixed in the lower contact, and upper connecting tube is from opening
The center of slot is stretched out；The ring week of the top connection carries card slot；
The fixing end includes connecting tube, and the right end of the connecting tube is described for being connected with injector interface with external screw thread
The inside of connecting tube is hollow, for upper connection seal of tube insertion；
The fixing end further includes the first bolt, the second bolt, spring, mobile dish, connecting plate and half-round clamping ring, and described first
Bolt is fixed on the right end of the connecting tube, and the mobile dish are sleeved in the connecting tube, the lower part of mobile dish and the connection
One end connection of plate, the other end of the connecting plate are connected with the half-round clamping ring, and second bolt thread is connected to described
The left end of connecting tube, the spring pocket is in the connecting tube and between second bolt and the mobile dish.
2. list according to claim 1 is closed towards logical quick coupling, it is characterised in that:Second bolt and the connection
Silicagel pad is equipped between pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676416.4A CN106090493B (en) | 2016-08-15 | 2016-08-15 | It is single to close towards logical quick coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676416.4A CN106090493B (en) | 2016-08-15 | 2016-08-15 | It is single to close towards logical quick coupling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106090493A CN106090493A (en) | 2016-11-09 |
| CN106090493B true CN106090493B (en) | 2018-05-22 |
Family
ID=58070301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610676416.4A Active CN106090493B (en) | 2016-08-15 | 2016-08-15 | It is single to close towards logical quick coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106090493B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719890B (en) * | 2020-06-02 | 2021-10-26 | 东莞市大乘建筑工程技术有限公司 | Floor reinforcing and supporting system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH675619A5 (en) * | 1988-02-03 | 1990-10-15 | Wuethrich Albrecht Maschinen | |
| CA2547406C (en) * | 2004-01-09 | 2009-07-21 | Hans Oetiker Ag Maschinen- Und Apparatefabrik | Plug-in safety coupling for pressure pipes, comprising a pivoted blocking member |
| CN202580415U (en) * | 2012-05-08 | 2012-12-05 | 广州齐志生物工程设备有限公司 | Quick joint for cell reactor |
| CN204536047U (en) * | 2015-04-30 | 2015-08-05 | 茂名华粤机电设备有限公司 | A kind of sampling bottle sealing adaptor |
| CN205956616U (en) * | 2016-08-15 | 2017-02-15 | 天津市环科检测技术有限公司 | Single sealing towards leading to quick -operation joint |
-
2016
- 2016-08-15 CN CN201610676416.4A patent/CN106090493B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106090493A (en) | 2016-11-09 |
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