CN209278547U - A kind of valve linkage mechanism for fluid sample sampling - Google Patents
A kind of valve linkage mechanism for fluid sample sampling Download PDFInfo
- Publication number
- CN209278547U CN209278547U CN201822171807.8U CN201822171807U CN209278547U CN 209278547 U CN209278547 U CN 209278547U CN 201822171807 U CN201822171807 U CN 201822171807U CN 209278547 U CN209278547 U CN 209278547U
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- Prior art keywords
- valve
- interface
- interlocking bar
- steel cylinder
- normal open
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- 238000005070 sampling Methods 0.000 title claims abstract description 31
- 239000012530 fluid Substances 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 57
- 239000010959 steel Substances 0.000 claims abstract description 57
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of valve linkage mechanism for fluid sample sampling, including upper valve and lower valve, the upper valve and lower valve are three-way ball valve, there are three interfaces for upper valve and lower valve, one of interface normal open, rotational valve core can when other two interface in one connect with the interface of normal open, the interface axis of normal open is coaxial with spool in upper valve and lower valve, the interface of the normal open of upper valve and lower valve is oppositely arranged, and it is coaxial, steel cylinder is connected between upper valve and the interface of lower valve normal open, upper valve is connected by upper interlocking bar with lower interlocking bar with lower valve spool.The valve linkage mechanism for fluid sample sampling, structure is simple, easy to operate, while having the function of temporarily quantifying stored sample, is convenient for fluid sample collection.
Description
Technical field
It is specifically a kind of to be sampled for fluid sample the invention belongs to industrial production fluid sample processing equipment technical field
Valve linkage mechanism.
Background technique
In normal petrochemical industry and industrial production, the acquisition of the fluid samples such as liquids and gases is usually connected by pipeline
It is connected in reaction unit, pipeline and storage tank, under the action of system pressure or power source pressure, so that the sampled pipeline of sample flow
Or container is got sample in sampling container then by the switch of valve.And in order to realize sample requirement, it will usually be arranged
Multiple valves realize sampled functions by the successively open and close of multiple valves.In sampling process, operation valve is more, operation
It is complicated, and be easy mistake open or close valve, be easy to cause sample error.When acquiring sample, sampling bottle is mostly glass system
At, in sampling, connect since sampling bottle is open with sample connection, to push sample to advance in system pipeline, it is usual with compared with
Big pressure if valve operation is improper, easily leads in sampling bottle that pressure is excessive, may cause sampling bottle fragmentation using in the process
Explosion, damages operator.
Summary of the invention
Goal of the invention: the purpose of the present invention is provide a kind of for fluid sample sampling for the deficiency in current technology
Valve linkage mechanism, structure is simple, can conveniently and securely achieve sample acquisition function.
Technical solution: to achieve the above object, the present invention provides a kind of valve linkage mechanism for fluid sample sampling,
Including upper valve and lower valve, the upper valve and lower valve are three-way ball valve, upper valve and lower valve there are three interface,
One of interface normal open, rotational valve core can when other two interface in one connect with the interface of normal open, upper valve and lower valve
The interface axis of normal open is coaxial with spool in door, and the interface of the normal open of upper valve and lower valve is oppositely arranged, and coaxial, upper valve
Steel cylinder is connected between the interface of lower valve normal open, the steel cylinder is the hollow tubular structure of middle circle drum both ends open, on
Valve spool of valve is fixedly connected with interlocking bar, and upper interlocking bar is stretched out by the interface of upper valve normal open and end is located in steel cylinder, under
Valve spool of valve is fixedly connected with lower interlocking bar, and lower interlocking bar is stretched out by the interface of lower valve normal open and end is located in steel cylinder, on
Valve is fixedly connected with lower valve end by connecting component, and upper valve is additionally provided with handle, and handle can drive valve spool of valve
Rotation, and drive lower valve spool to rotate with equal angular by upper interlocking bar, connecting component and lower interlocking bar；The upper linkage
Bar and lower interlocking bar are valve and lower valve spool in mesoporous tube body and difference connection, and upper interlocking bar and lower interlocking bar are located at steel
Through-hole is provided on the side wall of bottle inner part.
As a kind of improvement of this programme, the upper interlocking bar and lower interlocking bar are respectively arranged with upper company in steel cylinder inner end
Access slot and lower link slot, the upper link slot and lower link slot are bar shaped groove body, in upper interlocking bar and lower interlocking bar side wall
With symmetrical opening, the connecting component includes upper interconnecting piece and lower interconnecting piece, and the upper interconnecting piece is bar shaped plate structure,
It is connect in insertion in link slot and by pin shaft with upper connecting rod side wall, upper interconnecting piece lower end is provided with columned lower connection
Portion is fixedly connected with horizontal torsion bar on lower interconnecting piece, and the lower interconnecting piece can protrude into second line of a couplet end part of movable rod, under torsion bar is embeddable
In link slot, torsion bar diameter and lower link slot width fits.
As a kind of improvement of this programme, the steel cylinder both ends are connected through a screw thread with upper valve and lower valve door interface, and
Steel cylinder both ends thread rotary orientation is opposite.
As a kind of improvement of this programme, the steel cylinder both ends and upper valve and lower valve interface connection are provided with sealing
Circle.
As a kind of improvement of this programme, the upper valve and lower valve in addition to the interface being connect with steel cylinder, other two
Interface is not located at two sides, and is located at the interface of ipsilateral upper valve and lower valve, and when handle rotates, open and close state is identical,
And aperture is identical.
The utility model has the advantages that a kind of valve linkage mechanism for fluid sample sampling of the present invention, in use, upper valve
Connecting line, upper valve and lower valve spool, which are used for, there are two interface respectively with lower valve passes through upper interlocking bar and lower interlocking bar company
It connects, when rotational handle, controllable upper valve and lower valve rotate simultaneously, for opening and closing respective line.List need to only be passed through
One handle can control two valves.The handle quantity for needing to operate in sampling process is reduced, what reduction operator malfunctioned can
It can property.
In sampling process, steel cylinder can be used as temporary storage vessel and store quantitative sample, can be by sample in steel cylinder when sampling
Product are sent into sampling bottle, prevent that sample is excessive in sampling bottle due to entering, and leading to sample leakage or sampling, bottle pressure is excessive draws
Play sampling bottle breakage.
The valve linkage mechanism for fluid sample sampling, structure is simple, easy to operate, while having and temporarily determining
The function of measuring stored sample, is convenient for fluid sample collection.
Detailed description of the invention
Fig. 1, the valve linkage mechanism structural schematic diagram；
Attachment structure schematic diagram at Fig. 2, the connecting component；
Reference signs list: 1, upper valve；2, lower valve；3, handle；4, spool；5, upper interlocking bar；6, lower interlocking bar；7,
Connecting component；8, sampling steel cylinder；9, upper steel cylinder interface；10, lower steel cylinder interface；11, go out sample interface；12, intake interface；13, it adopts
Collect interface；14, sample introduction interface；15, upper link slot；16, lower link slot；70, upper interconnecting piece；71, lower interconnecting piece；72, pin shaft；
73, torsion bar.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description,
" rear ", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to direction or remote
Direction from geometric center of specific component.
It is a kind of valve linkage mechanism for fluid sample sampling as shown in Figure 1, including upper valve 1 and lower valve 2, on
Valve 1 and lower valve 2 are three-way ball valve, and there are three interface, one of interface normal opens for upper valve 1 and lower valve 2.For table
It states conveniently, normal open interface in upper valve 1 is named as upper steel cylinder interface 9,2 normal open interface of lower valve is named as lower steel cylinder interface
10, other two interface of upper valve 1 is respectively designated as out sample interface 11 and intake interface 12, and other two interface of lower valve 2 is ordered respectively
Entitled acquisition interface 13 and sample introduction interface 14.Upper steel cylinder interface 9 and lower steel cylinder interface 10 are coaxial with spool 4, and are oppositely arranged, it
Between be connected with steel cylinder.Steel cylinder is the hollow tubular structure of middle circle drum both ends open, steel cylinder both ends and upper steel cylinder interface 9 and lower steel
Bottle interface 10 is connected through a screw thread, and steel cylinder both ends thread rotary orientation is opposite.Steel cylinder both ends and upper steel cylinder interface 9 and lower steel cylinder interface
10 junctions are provided with sealing ring.
Upper 1 spool 4 of valve is fixedly connected with interlocking bar 5, and upper interlocking bar 5 is stretched out by upper steel cylinder interface 9 and end is located at
In steel cylinder, 2 spool 4 of lower valve is fixedly connected with lower interlocking bar 6, and lower interlocking bar 6 is stretched out by lower steel cylinder interface 10 and end is located at
In steel cylinder, upper valve 1 is fixedly connected with 2 end of lower valve by connecting component 7, and upper valve 1 is additionally provided with handle 3, and handle 3 can
1 spool 4 of valve rotates in drive, and drives 2 spool 4 of lower valve with phase by upper interlocking bar 5, connecting component 7 and lower interlocking bar 6
Same angular turn；Upper interlocking bar 5 and lower interlocking bar 6 are 2 spool 4 of valve 1 and lower valve in mesoporous tube body and difference connection, on
Interlocking bar 5 and lower interlocking bar 6, which are located on the side wall of interior of steel bottle point, is provided with through-hole.Sample interface 11 and intake interface 12 are horizontal out
It being symmetrical arranged, acquisition interface 13 and the setting of 14 horizontal symmetrical of sample introduction interface, sample interface 11 and sample introduction interface 14 are located at the same side out,
Intake interface 12 and acquisition interface 13 are located at the same side, when handle 3 rotates, sample interface 11 and intake interface 12 out, and acquisition interface
13 with sample introduction interface 14 to be separately turned on closed state identical, and aperture is identical.Sample interface 11 and the same time of intake interface 12 out
Only one and upper 9 connection of steel cylinder interface, acquisition interface 13 and 14 unified time of sample introduction interface, only one was with lower steel cylinder interface
10 connections.
As shown in Fig. 2, upper interlocking bar 5 and lower interlocking bar 6 are respectively arranged with upper link slot 15 and lower company in steel cylinder inner end
Access slot 16, upper link slot 15 and lower link slot 16 are bar shaped groove body, in upper interlocking bar 5 and lower 6 side wall of interlocking bar have pair
The opening of title, connecting component 7 include upper interconnecting piece 70 and lower interconnecting piece 71, and upper interconnecting piece 70 is bar shaped plate structure, in insertion
It is connect in link slot 15 and by pin shaft 72 with upper connecting rod side wall, upper 70 lower end of interconnecting piece is provided with columned lower interconnecting piece
71, horizontal torsion bar 73 is fixedly connected on lower interconnecting piece 71, and lower interconnecting piece 71 can protrude into lower 6 end of interlocking bar, and torsion bar 73 can
It is embedded in lower link slot 16,73 diameter of torsion bar and lower 16 width fits of link slot.It, can be by upper interlocking bar in actual installation process
5 and lower interlocking bar 6 protrude into steel cylinder, and cooperation is realized by attachment device in advance, rotate later steel cylinder and upper steel cylinder interface 9 and
Lower steel cylinder interface 10 connects, and due to steel cylinder both ends thread rotary orientation on the contrary, when therefore rotating, upper valve 1 and lower valve 2 are in angular position
It sets and does not find the opposite displacement for changing, only becoming smaller in vertical direction generation distance, interlocking bar 5 and lower interlocking bar 6 may be implemented
Between connection installation.
In actual use, intake interface 12 connects nitrogen charging device, and sample interface 11 connects sample collection device out,
Acquisition interface 13 connects sampling bottle, and sample introduction interface 14 connects sample and enters device, and when acquisition, rotational handle 3 first controls sample introduction
Interface 14 and out sample interface 11 are opened, and sample is entered by sample introduction interface 14, and sample interface 11 flows out out, since sample introduction interface 14 is located at
Below steel cylinder, sample interface 11 is located above steel cylinder out, have the sample of the entrance of sample introduction interface 14 by the through-hole in lower interlocking bar 6 into
Enter in steel cylinder, and is full of steel cylinder；Then rotational handle 3 to intake interface 12 and acquisition interface 13 is opened, and sample introduction interface 14 and is gone out
Sample interface 11 is closed, and nitrogen is entered by intake interface 12 at this time, pushes sample in steel cylinder to flow out from acquisition interface 13, into sampling
In bottle, quantitative sample acquisition is realized.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.
Claims (5)
1. a kind of valve linkage mechanism for fluid sample sampling, which is characterized in that including upper valve (1) and lower valve (2),
The upper valve (1) and lower valve (2) are three-way ball valve, and there are three interfaces for upper valve (1) and lower valve (2), wherein one
A interface normal open, rotational valve core (4) can when other two interface in one connect with the interface of normal open, upper valve (1) and lower valve
The interface axis of normal open is coaxial with spool (4) in door (2), and upper valve (1) and the interface of the normal open of lower valve (2) are oppositely arranged,
And it is coaxial, steel cylinder is connected between upper valve (1) and the interface of lower valve (2) normal open, the steel cylinder is that middle circle drum both ends are opened
The hollow tubular structure of mouth, upper valve (1) spool (4) are fixedly connected with interlocking bar (5), and upper interlocking bar (5) is by upper valve (1)
The interface of normal open stretches out and end is located in steel cylinder, and lower valve (2) spool (4) is fixedly connected with lower interlocking bar (6), lower interlocking bar
(6) it is stretched out by the interface of lower valve (2) normal open and end is located in steel cylinder, upper valve (1) and lower valve (2) end pass through connection
Component (7) is fixedly connected, and upper valve (1) is additionally provided with handle (3), and handle (3) can drive valve (1) spool (4) to rotate, and
Lower valve (2) spool (4) are driven to rotate with equal angular by upper interlocking bar (5), connecting component (7) and lower interlocking bar (6)；Institute
It states interlocking bar (5) and lower interlocking bar (6) is valve (1) and lower valve (2) spool (4) in mesoporous tube body and difference connection,
Upper interlocking bar (5) and lower interlocking bar (6), which are located on the side wall of interior of steel bottle point, is provided with through-hole.
2. a kind of valve linkage mechanism for fluid sample sampling as described in claim 1, it is characterised in that: the first line of a couplet
Lever (5) and lower interlocking bar (6) are respectively arranged with upper link slot (15) and lower link slot (16), the upper company in steel cylinder inner end
Access slot (15) and lower link slot (16) are bar shaped groove body, are had in upper interlocking bar (5) and lower interlocking bar (6) side wall symmetrical
Opening, the connecting component (7) include upper interconnecting piece (70) and lower interconnecting piece (71), and the upper interconnecting piece (70) is bar shaped plate
Structure is connect in insertion in link slot (15) and by pin shaft (72) with upper connecting rod side wall, and upper interconnecting piece (70) lower end is arranged
There is columned lower interconnecting piece (71), is fixedly connected with horizontal torsion bar (73) on lower interconnecting piece (71), the lower interconnecting piece
(71) lower interlocking bar (6) end can be protruded into, in the embeddable lower link slot (16) of torsion bar (73), torsion bar (73) diameter and lower link slot
(16) width fits.
3. a kind of valve linkage mechanism for fluid sample sampling as claimed in claim 2, it is characterised in that: the steel
Bottle both ends are connected through a screw thread with upper valve (1) and lower valve (2) interface, and steel cylinder both ends thread rotary orientation is opposite.
4. a kind of valve linkage mechanism for fluid sample sampling as claimed in claim 3, it is characterised in that: the steel cylinder
Both ends and upper valve (1) and lower valve (2) interface connection are provided with sealing ring.
5. a kind of valve linkage mechanism for fluid sample sampling as claimed in claim 4, it is characterised in that: the upper valve
In addition to the interface connecting with steel cylinder, other two interface is not located at two sides, and is located at ipsilateral upper valve for door (1) and lower valve (2)
The interface of door (1) and lower valve (2), when handle (3) rotates, open and close state is identical, and aperture is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822171807.8U CN209278547U (en) | 2018-12-24 | 2018-12-24 | A kind of valve linkage mechanism for fluid sample sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822171807.8U CN209278547U (en) | 2018-12-24 | 2018-12-24 | A kind of valve linkage mechanism for fluid sample sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278547U true CN209278547U (en) | 2019-08-20 |
Family
ID=67606723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822171807.8U Withdrawn - After Issue CN209278547U (en) | 2018-12-24 | 2018-12-24 | A kind of valve linkage mechanism for fluid sample sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488791A (en) * | 2018-12-24 | 2019-03-19 | 江苏科维仪表控制工程有限公司 | A kind of valve linkage mechanism for fluid sample sampling |
-
2018
- 2018-12-24 CN CN201822171807.8U patent/CN209278547U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488791A (en) * | 2018-12-24 | 2019-03-19 | 江苏科维仪表控制工程有限公司 | A kind of valve linkage mechanism for fluid sample sampling |
| CN109488791B (en) * | 2018-12-24 | 2024-02-20 | 江苏科维仪表控制工程有限公司 | Valve linkage mechanism for sampling fluid sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190820 Effective date of abandoning: 20240220 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190820 Effective date of abandoning: 20240220 |