CN205956616U - Single sealing towards leading to quick -operation joint - Google Patents
Single sealing towards leading to quick -operation joint Download PDFInfo
- Publication number
- CN205956616U CN205956616U CN201620891524.9U CN201620891524U CN205956616U CN 205956616 U CN205956616 U CN 205956616U CN 201620891524 U CN201620891524 U CN 201620891524U CN 205956616 U CN205956616 U CN 205956616U
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- top connection
- connecting pipe
- lower contact
- bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a gas sampling and detecting instrument advance the adapter technical field of appearance, especially relate to a single sealing towards leading to quick -operation joint, including removing end and stiff end, it draws together top connection, lower clutch, connection pad, commentaries on classics ball, goes up connecting pipe and lower connecting pipe to remove the hand ladle, have ball seat down on the lower clutch, the connecting pipe is arranged in down down the ball seat bottom and run through in the lower clutch, the connection pad is fixed the bottom of lower clutch, the inside of top connection is equipped with the ball seat, one side of top connection has and is used for rotating the open slot of going up the connecting pipe, have in the top connection with matching the external screw's internal thread, the top connection rotation is fixed on the lower clutch, go up the connecting pipe and stretch out from the center of open slot, the stiff end includes the connecting pipe for upward the connecting pipe is sealed inserts. This quick -operation joint good reliability uses simple and efficiently, is particularly suitable for the big collection and the assay of sample in batches.
Description
Technical field
This utility model is related to gas sample and the adaptor technical field of detecting instrument sample introduction, more particularly, to a kind of single envelope
Close towards logical snap joint.
Background technology
In gas, the method for sampling of determination of volatile organic compounds is conveniently container method of trapping at this stage, mainly passes through
Summa tank（The stainless cylinder of steel processing through electropolishing）Or polymer pouches（As Tedlar bag）Collection gaseous sample.Two kinds of containers
It is respectively provided with preferable stability, ensure that the integrity of sample, during analysis, enable the good response rate, but in stationary source gas
In body analysis, because volatile organic matter gas concentration is high, Summa tank usually shows that measurement result is low, and precision is not high,
After mensure, tank body cleans loaded down with trivial details inferior position.
The single use of polymer airbag, it is to avoid pollution that Reusability produces it is ensured that testing result accurate
Property and elaboration, have portable, easy to operate, and analytical cycle is short and low-cost advantage.But polymer on Vehicles Collected from Market
Airbag product structure single it is impossible to realize as Summa tank and test and analyze injector closely coupled it is necessary to pass through silica gel tube
Deng connection, complex operation, air-tightness cannot ensure, have impact on the accuracy of sample, simultaneously in sample collecting, some product valves
Door is contained within O-shaped rubber ring, and it can produce interference to gaseous sample, and secondly during most of product valve sampling, majority needs to revolve
Twist, complex operation it is impossible to realize one-handed performance, inefficiency.
Utility model content
The purpose of this utility model is to overcome the shortcomings of above-mentioned technology, and provides a kind of single closing towards logical snap joint,
It is capable of gas excellent sealing, its material corrosion resistance is good, interference will not be produced to gas.
This utility model for achieving the above object, employs the following technical solutions：
A kind of single closing towards logical snap joint it is characterised in that:Including mobile terminal and fixing end, described mobile terminal includes
Joint, lower contact, terminal pad, turn ball, upper connecting tube and lower connecting tube；Lower ball base, described lower company are carried on described lower contact
Adapter is placed in described lower ball base bottom and through described lower contact, and the described ball that turns is placed in described lower ball base, described upper connection
Pipe is placed in described lower ball base, and described terminal pad is fixed on the bottom of described lower contact, and described lower contact carries external screw thread；Institute
The inside stating top connection is provided with upper ball base, and the side of described top connection carries for rotating the open slot of upper connecting tube, described on
Female thread with the cooperation of described external screw thread is carried on joint, top connection rotation is fixed in described lower contact, and upper connecting tube is from opening
The center of mouth groove is stretched out；The ring week of described top connection carries draw-in groove；
Described fixing end includes connecting tube, and the right-hand member of described connecting tube carries external screw thread, for being connected with injector interface,
The inside of described connecting tube is hollow, and the inside of described connecting tube is fixed with silica gel sealing set, for upper connection seal of tube insertion.
Preferably, described fixing end also includes the first bolt, the second bolt, spring, mobile dish, connecting plate and semicircle card
Ring, described first is bolted to the right-hand member of described connecting tube, and described mobile dish are enclosed within described connecting tube, the bottom of mobile dish
It is connected with one end of described connecting plate, the other end of described connecting plate is connected with described half-round clamping ring, described second bolt thread
It is connected to the left end of described connecting tube, described spring housing and is located at described second bolt and described mobile dish in described connecting tube
Between.
Preferably, it is provided with silicagel pad between described second bolt and described connecting tube.
The beneficial effects of the utility model are:With respect to prior art, this utility model is directed to above-mentioned technical problem, carries
Supply a kind of snap joint, it is divided into mobile terminal and fixing end, as polymer airbag gas valve, it is right to be capable of for mobile terminal
Gaseous sample excellent sealing, its material corrosion resistance is good, stable, will not produce interference to gaseous sample.Valve part ventilation resistance
Power is low, simple to operate, convenient, is capable of one-handed performance.Fixing end can be with shifting as the adaptor of detection and analysis injector
Moved end quick joining, air-tightness is good, stable material quality, equally will not produce interference to gas coming through.Quick coupling structure is simple,
It is easy to operate, low cost of manufacture, ensure that the reliability of analysis result, improve the accuracy of Analytical Laboratory Results.Its
Global reliability is strong, easy to use quick, is particularly suitable for collection and the analysis of batch samples.
Brief description
Fig. 1 is the structural representation of mobile terminal in this utility model；
Fig. 2 is the structural representation of fixing end in this utility model；
Fig. 3 is the assembled state figure of mobile terminal and fixing end in this utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and preferred embodiment describe in detail specific embodiment of the present utility model.As shown in figure 1, one
Plant single closing towards logical snap joint, including mobile terminal 1 and fixing end 2, described mobile terminal includes top connection 11, lower contact 12, connects
Flange 13, turn ball 14, upper connecting tube 15 and lower connecting tube 16；Lower ball base is carried on described lower contact, described lower connecting tube is put
In described lower ball base bottom and through described lower contact, the described ball that turns is placed in described lower ball base, and described upper connecting tube is placed in
In described lower ball base, described terminal pad is fixed on the bottom of described lower contact, and described lower contact carries external screw thread 17；On described
The inside of joint is provided with upper ball base, and the side of described top connection carries for rotating the open slot 18 of upper connecting tube, described on connect
Female thread with the cooperation of described external screw thread is carried on head, top connection rotation is fixed in described lower contact, and upper connecting tube is from opening
The center of groove is stretched out；The ring week of described top connection carries draw-in groove 19.This mobile terminal utilizes the principle of ball valve, when the connection of upper connecting tube
Turn ball one lead to rotate at a right angle when, be in the state of closing, in the case of upper connecting tube is vertical, upper connecting tube is led with lower connecting tube
Logical, it is in the state opened, when mounted, an opening is opened on airbag, lower contact is put at this opening, and connecting plate is pressed close to
The inner side of airbag, then top connection is screwed in lower contact, airbag is compressed by the bottom of top connection and terminal pad, prevents airbag from leaking
Gas.
As shown in Figures 2 and 3, described fixing end 2 includes connecting tube 21, and the right-hand member of described connecting tube carries external screw thread 22,
For being connected with injector interface, the inside of described connecting tube is hollow, for upper connection seal of tube insertion.Fixing end be for
The part being connected with injector.
In this utility model, described fixing end also include the first bolt 24, the second bolt 25, spring 26, mobile dish 27,
Connecting plate 28 and half-round clamping ring 29, are provided with silicagel pad 23, described first bolt between described second bolt and described connecting tube
It is fixed on the right-hand member of described connecting tube, described mobile dish are enclosed within described connecting tube, the bottom of mobile dish and described connecting plate
One end connects, and the other end of described connecting plate is connected with described half-round clamping ring, and described second bolt thread is connected to described connection
The left end of pipe, described spring housing and is located between described second bolt and described mobile dish in described connecting tube.Spring is all the time
To one strength to the right of mobile dish, movable plate drives half-round clamping ring to the right by connecting plate simultaneously, when mobile terminal is inserted into even
When in adapter, half-round clamping ring is stuck in the draw-in groove of top connection it is ensured that mobile terminal is closely connected with fixing end, will not fall off.
This utility model is directed to above-mentioned technical problem, there is provided a kind of snap joint, and it is divided into mobile terminal and fixing end, moves
Moved end, as polymer airbag gas valve, is capable of gas excellent sealing, and its material corrosion resistance is good, and gas will not be produced
Raw interference.Aeration resistance is low, simple to operate, convenient, is capable of one-handed performance.Fixing end turns as detection and analysis injector
Joint can be with mobile terminal quick joining, and air-tightness is good, stable material quality, equally will not produce interference to gas coming through.Quickly
Joint design is simple, is easy to operate, low cost of manufacture.Ensure that the reliability of analysis result simultaneously, improve laboratory
Precision of analysis.Snap joint is highly reliable, easy to use quick, is particularly suitable for the collection of batch samples and divides
Analysis.
The above is only preferred implementation of the present utility model it is noted that common skill for the art
For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (3)
1. a kind of single closing towards logical snap joint it is characterised in that:Including mobile terminal and fixing end, described mobile terminal includes connecing
Head, lower contact, terminal pad, turn ball, upper connecting tube and lower connecting tube；Lower ball base, described lower connection are carried on described lower contact
Pipe is placed in described lower ball base bottom and through described lower contact, and the described ball that turns is placed in described lower ball base, described upper connecting tube
It is placed in described lower ball base, described terminal pad is fixed on the bottom of described lower contact, described lower contact carries external screw thread；Described
The inside of top connection is provided with upper ball base, and the side of described top connection carries for rotating the open slot of upper connecting tube, described on connect
Female thread with the cooperation of described external screw thread is carried on head, top connection rotation is fixed in described lower contact, and upper connecting tube is from opening
The center of groove is stretched out；The ring week of described top connection carries draw-in groove；
Described fixing end includes connecting tube, and the right-hand member of described connecting tube carries external screw thread, for being connected with injector interface, described
The inside of connecting tube is hollow, for upper connection seal of tube insertion.
2. single closing according to claim 1 towards logical snap joint it is characterised in that:Described fixing end also includes the first spiral shell
Bolt, the second bolt, spring, mobile dish, connecting plate and half-round clamping ring, described first is bolted to the right side of described connecting tube
End, described mobile dish are enclosed within described connecting tube, and the bottom of mobile dish is connected with one end of described connecting plate, described connecting plate
The other end is connected with described half-round clamping ring, and described second bolt thread is connected to the left end of described connecting tube, and described spring housing exists
In described connecting tube and positioned between described second bolt and described mobile dish.
3. single closing according to claim 2 towards logical snap joint it is characterised in that:Described second bolt and described connection
It is provided with silicagel pad between pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891524.9U CN205956616U (en) | 2016-08-15 | 2016-08-15 | Single sealing towards leading to quick -operation joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891524.9U CN205956616U (en) | 2016-08-15 | 2016-08-15 | Single sealing towards leading to quick -operation joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956616U true CN205956616U (en) | 2017-02-15 |
Family
ID=57975621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620891524.9U Withdrawn - After Issue CN205956616U (en) | 2016-08-15 | 2016-08-15 | Single sealing towards leading to quick -operation joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090493A (en) * | 2016-08-15 | 2016-11-09 | 天津市环科检测技术有限公司 | Single closing is towards logical snap joint |
| CN107536499A (en) * | 2017-09-06 | 2018-01-05 | 德奥通用航空股份有限公司 | It is portable to vacuumize mixer |
-
2016
- 2016-08-15 CN CN201620891524.9U patent/CN205956616U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090493A (en) * | 2016-08-15 | 2016-11-09 | 天津市环科检测技术有限公司 | Single closing is towards logical snap joint |
| CN107536499A (en) * | 2017-09-06 | 2018-01-05 | 德奥通用航空股份有限公司 | It is portable to vacuumize mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170215 Effective date of abandoning: 20180522 |