CN207964310U - A kind of by-pass line medium end face cycle sampling device - Google Patents
A kind of by-pass line medium end face cycle sampling device Download PDFInfo
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- CN207964310U CN207964310U CN201820327342.8U CN201820327342U CN207964310U CN 207964310 U CN207964310 U CN 207964310U CN 201820327342 U CN201820327342 U CN 201820327342U CN 207964310 U CN207964310 U CN 207964310U
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Abstract
A kind of by-pass line medium end face cycle sampling device, belongs to sampling system technical field.It is characterized in that：Including sampling module（1）And sampling valve（4）, sampling module（1）Side be provided with and sampling valve（4）The sampling module interconnecting piece of input terminal connection（101）, sampling module（1）On be provided with input channel（102）The return flow line and（103）, input channel（102）Output end and return flow line（103）Input terminal be arranged at sampling module interconnecting piece（101）On end face, and sampling module interconnecting piece（101）End face and sampling valve（4）Valve core chamber every setting, input channel（102）Input terminal and return flow line（103）Output end be separately positioned on the both ends of sampling module.This by-pass line medium end face cycle sampling device ensures to open that valve gets is exactly fresh dielectric sample at any time when sampling, and the sample of taking-up is with regard to representative.
Description
Technical field
A kind of by-pass line medium end face cycle sampling device, belongs to sampling system technical field.
Background technology
In the production process of chemical production device, the operation of the technological process by catalysis reaction etc. can give birth in chemical industry
There is different media in the links of production, have plenty of conventional chemical medium, have plenty of poisonous and hazardous chemical medium.These
The Chemical Manufacture that enter next link that chemical medium has, some enter stocking system as finished product, to carry out also
Discharge enters processing system.In the production process of each production of chemical products, in order to produce more high quality
Qualified products carry out assay it is necessary to the ingredient of the chemical products to each production link and the content of medium, to ensure
The chemical products of production reach certain standard, and the work for controlling chemical medium ingredient is thus needed in process of producing product
Skill process link pipeline is sampled analysis, in the medium sampling of chemical production device, has plenty of to connect using pipeline and end
The mode of valve direct sample is sampled, and is had plenty of using Partial joints, pipeline, flange, the sampling simply assembled with steel cylinder
Device is stored in chemical medium sample inside sampling bottle and carries out assay, such sampling mode operation fiber crops to laboratory again
It is tired, and can not ensure the dielectric sample that the sample got is fresh, and then can not ensure that the sample taken out is representative.
Invention content
The technical problems to be solved in the utility model is：Operation side when overcoming the deficiencies of the prior art and provide a kind of sampling
Just it, can ensure that the sample got is the by-pass line medium end face cycle sampling device of fresh medium.
Technical solution adopted by the utility model to solve its technical problems is：The by-pass line medium end face cycle sampling
Device, it is characterised in that：Including sampling module and sampling valve, the side of sampling module is provided with to be connected to sampling valve input terminal
Sampling module interconnecting piece is provided with input channel and return flow line, the output end of input channel and return flow line on sampling module
Input terminal be arranged on sampling module connection end surface, and sampling module connection end surface and the valve core chamber of sampling valve are every setting
It sets, the input terminal of input channel and the output end of return flow line are separately positioned on the both ends of sampling module.
Preferably, the input terminal of the input channel is connected with probe tube, and the output end of return flow line is connected with reflux
Pipe.
Preferably, the diameter of the input terminal of the input channel is more than the diameter of output end, forms input channel docking
Portion, the diameter of the output end of return flow line are more than the diameter of input terminal, form return flow line docking section.
Preferably, probe tube connecting flange, return duct output end outer wall set are arranged with outside the input terminal of the probe tube
Equipped with return duct connecting flange.
Preferably, the sampling module interconnecting piece is cylindric, and sampling module interconnecting piece is provided with screw thread.
Preferably, the output end of the sampling valve is connected with purging module, purges and is provided with pipe connection portion in module
And the valve interconnecting piece being connected with sampling valve output end, it purges and is equipped with sampling channel and purge passage in module, sampling is logical
Road and purge passage are connected to the output end of sampling valve, and the output end for sampling channel is arranged on pipe connection portion end face.
Preferably, the sampling valve is ball valve.
Compared with prior art, advantageous effect possessed by the utility model is：
1, the medium of this by-pass line medium end face cycle sampling device enters input channel from high pressure line, from return flow line
It returns to the low-pressure line of medium, forms cycle, valve gets is exactly fresh medium sample to ensure to open at any time when sampling
This, moreover it is possible to so that medium is recycled by sampling module under extremely cold environment, and the sample taken out is with regard to representative.
2, probe tube facilitates the connection of input channel and high pressure line, return duct that return flow line is facilitated to connect with low-pressure line
It connects.
3, probe tube connecting flange and return duct connecting flange facilitate the connection of sampling module and medium pipeline, dismounting side
Just.
4, sampling channel is connected to purge passage by the cavity between valve interconnecting piece and the spool of valve, is being sampled
Cheng Hou, into purge passage being passed through gas purges pipeline, and the medium at the spool of valve and in pipeline is made all to arrange
Go out, avoids the problem that the medium being detained there are part pipeline cannot be discharged well in sampling.
Description of the drawings
Fig. 1 is the main view schematic cross-sectional view of by-pass line medium end face cycle sampling device.
Fig. 2 is the connection diagram of sampling steel cylinder.
Fig. 3 is the schematic front view for purging module.
Fig. 4 is the connection diagram of sampling valve and purging module.
In figure：1, sampling module 101, sampling module interconnecting piece 102, input channel 103, return flow line 104, reflux
Channel docking section 105, input channel docking section 2, probe tube 201, probe tube connecting flange 3, return duct 301, return duct
Connecting flange 4, sampling valve 5, check-valves 6, purging module 601, pipe connection portion 602, sampling channel 603, purging are logical
Road 604, valve interconnecting piece 7, steel cylinder transfer valve 8, outer circulating tube 9, sampling steel cylinder 901, input connecting cylinder 902, output
Connecting cylinder 10, steel cylinder delivery valve.
Specific implementation mode
Fig. 1 ~ 4 are the most preferred embodiments of the utility model, and 1 ~ 4 pair of the utility model is done furtherly below in conjunction with the accompanying drawings
It is bright.
A kind of by-pass line medium end face cycle sampling device, including sampling module 1 and sampling valve 4, the side of sampling module 1
Portion is provided with the sampling module interconnecting piece 101 being connected to 4 input terminal of sampling valve, and 102 He of input channel is provided on sampling module 1
Return flow line 103, the output end of input channel 102 and the input terminal of return flow line 103 are arranged at sampling module interconnecting piece 101
On end face, and the valve core chamber of 101 end face of sampling module interconnecting piece and sampling valve 4 is every setting, the input terminal of input channel 102 and returns
The output end of circulation road 103 is separately positioned on the both ends of sampling module.The medium of this by-pass line medium end face cycle sampling device
Enter input channel 102 from high pressure line, the low-pressure line of medium is returned to from return flow line 103, form cycle, to ensure to take
Open that valve gets when sample at any time is exactly fresh dielectric sample, moreover it is possible to so that medium is passed through sampling mold under extremely cold environment
Block recycles, and the sample taken out is with regard to representative.
The utility model is described further with reference to specific embodiment, however persons familiar with the art should
Solution, is to preferably explain here in connection with the detailed description that attached drawing provides, the structure of the utility model has necessarily had exceeded
These embodiments of limit, and for some equivalents or common approach, it is no longer described in detail herein, but still fall within this
The protection domain of application.
Specifically：As shown in Figure 1：Sampling module 1 is "T"-shaped, and vertical portion is sampling module interconnecting piece 101, sampling module
Interconnecting piece 101 is cylindric, 101 outer wall of sampling module interconnecting piece is provided with screw thread, sampling module interconnecting piece 101, which stretches into, to be taken
The input terminal of sample valve 4 is simultaneously threadedly coupled with the input terminal of sampling valve 4.In the present embodiment, sampling valve 4 is ball valve.Sampling valve 4 is also
It can be plate valve.
Input channel 102 and return flow line 103 are inverted " L " shape, input channel 102 and return flow line 103 it is perpendicular
Straight vertical portion of the portion with sampling module 1 is arranged in parallel, and the horizontal part of input channel 102 and return flow line 103 is and sampling mold
The horizontal part of block 1 is arranged in parallel.The output end of input channel 102 and the input terminal of return flow line 103 are arranged at sampling module
On the end face of interconnecting piece 101, the left end in 1 horizontal part of sampling module, return flow line 103 is arranged in the input terminal of input channel 102
Output end the right end in 1 horizontal part of sampling module, and the output of the input terminal of input channel 102 and return flow line 103 are set
The center line at end overlaps.The end face of sampling module interconnecting piece 101 and the valve core chamber of sampling valve 4 are every setting, in sampling module
Cavity is formed between interconnecting piece 101 and the spool of sampling valve 4, makes the input of the output end and return flow line 103 of input channel 102
End is connected to by cavity, and then ensure that open that sampling valve 4 gets is fresh dielectric sample, ensures that the sample of acquisition has
It is representative.
The input terminal of input channel 102 is connected with probe tube 2, and the diameter of 102 input terminal of input channel is more than output end
Diameter, to form input channel docking section 105 in the input terminal of input channel 102, the output end of probe tube 2 stretches into input and leads to
It is tightly connected in road docking section 105 and with input channel docking section 105.The input terminal of probe tube 2 is arranged with probe tube connection method
Orchid 201, to facilitate probe tube 2 to be connect with the high pressure line of medium.
The output end of return flow line 103 is connected with return duct 3, and the diameter of 103 output end of return flow line is more than input terminal
Diameter, to form return flow line docking section 104 in the output end of return flow line 103, the input terminal of return duct 3 stretches into reflux
It is tightly connected in channel docking section 104 and with return flow line docking section 104.The output end of return duct 3 is arranged with return duct connection
Flange 301 connect to convenient with the low-pressure line of medium.
As shown in Fig. 2 ~ 3：The output end of sampling valve 4 is also associated with purging module 6, and by purging the connection sampling of module 6
Steel cylinder 9.Purging module 6 includes that purging module bodies and the sampling channel 602 being arranged in purging module bodies and purging are logical
Road 603.Module bodies are purged to be cylindric after horizontally disposed rectangle, in the present embodiment, purging module bodies are level
What is be arranged is cylindric.The left end diameter for purging module bodies is less than the diameter at middle part, forms the valve for being connect with valve and connects
Socket part 604, the right end diameter for purging module bodies are less than mid diameter, form the pipe connection portion 601 for being connect with pipeline.
Outer wall around valve interconnecting piece 604 is provided with screw thread, to convenient docking with valve, outside pipe connection portion 601
Wall is also equipped with screw thread, is connect with pipeline to convenient.Pipe connection portion 601 can be connect with quick coupling, to convenient fast
Speed is docked with pipeline, and be easy for installation and removal sampling steel cylinder 9.
The through-hole that sampling channel 602 is arranged along sampling module main body length direction samples center line and the sampling in channel 602
The centerline parallel of module bodies is arranged.The side in sampling channel 602 is arranged in purge passage 603, and 603 one end of purge passage is set
It sets on the end face of valve interconnecting piece 604, the other end is butt end, and butt end is arranged in the middle part side of purging module bodies,
The cavity for purge passage 603 and sampling channel 602 to be connected to is provided between valve interconnecting piece 604 and the spool of valve.
Preferably, the end face of valve interconnecting piece 604 be middle part indent spherical shape, to make after being connect with valve spool with
Cavity is formed between the end face of valve interconnecting piece 604, ensures that sampling 602 left end of channel is connected with the left end of purge passage 603.
The diameter of 603 butt end of purge passage is more than the diameter at middle part, is blown to be formed in the butt end of purge passage 603
Channel docking section is swept, the inner wall around purge passage docking section is provided with screw thread, is connect with nitrogen pipeline to convenient.
The left end of sampling steel cylinder 9 is input terminal, and right end is output end, and the left end of sampling steel cylinder 9 is provided with input connecting cylinder
901, right end is provided with output connecting cylinder 902, and input connecting cylinder 901 is threadedly coupled with the input terminal of steel cylinder transfer valve 7, and output connects
Connect cylinder 902 is threadedly coupled with the output end of steel cylinder delivery valve 10.Steel cylinder transfer valve 7 and steel cylinder delivery valve 10 are equal in the present embodiment
For ball valve.Steel cylinder transfer valve 7 and steel cylinder delivery valve 10 can also be plate valve.
The left end of steel cylinder transfer valve 7 is connected with purging module 6, and valve interconnecting piece 604 and the input of the purging module 6 connect
Cylinder 901 is threadedly coupled, and the valve core chamber of the end face of valve interconnecting piece 604 and steel cylinder transfer valve 7 is every setting.
The right end of steel cylinder delivery valve 10 is connected with purging module 6, and valve interconnecting piece 604 and the output of the purging module 6 connect
Connect cylinder 902 is threadedly coupled, and the valve core chamber of the end face of valve interconnecting piece 604 and steel cylinder delivery valve 10 is every setting.Outer circulating tube 8
The purge passage 603 that one end purges module 6 with 7 left end of steel cylinder transfer valve is connected to, and the other end is purged with 10 right end of steel cylinder delivery valve
The purge passage 603 of module 6 is connected to, can will be in pipeline by outer circulating tube 8 after filling medium in sampling steel cylinder 9
Medium completely purging is clean.Check-valves 5 is provided on outer circulating tube 8, so as to avoid sampling when medium by following outside
Endless tube 8 flows back.
As shown in Figure 4：The valve interconnecting piece 604 of the purging module 6 of 4 output end of sampling valve stretches into the output end of sampling valve 4
And be fixedly connected with the output end of sampling valve 4, the pipe connection portion 601 of the purging module 6 of sampling valve 4 is defeated with steel cylinder by pipeline
The pipe connection portion for entering the purging module 6 of 7 input terminal of valve is connected.
The pipe connection portion of the purging module 6 of 10 output end of steel cylinder delivery valve is connected with adsorption tanks by pipeline, so as to
It is enough to be discharged into air again after media processes.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation.But it is every without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real
Any simple modification, equivalent variations and remodeling, still fall within the guarantor of technical solutions of the utility model made by confrontation above example
Protect range.
Claims (7)
1. a kind of by-pass line medium end face cycle sampling device, it is characterised in that：Including sampling module（1）And sampling valve（4）,
Sampling module（1）Side be provided with and sampling valve（4）The sampling module interconnecting piece of input terminal connection（101）, sampling module（1）
On be provided with input channel（102）The return flow line and（103）, input channel（102）Output end and return flow line（103）It is defeated
Enter end and is arranged at sampling module interconnecting piece（101）On end face, and sampling module interconnecting piece（101）End face and sampling valve（4）'s
Valve core chamber is every setting, input channel（102）Input terminal and return flow line（103）Output end be separately positioned on sampling module
Both ends.
2. by-pass line medium according to claim 1 end face cycle sampling device, it is characterised in that：The input channel
（102）Input terminal be connected with probe tube（2）, return flow line（103）Output end be connected with return duct（3）.
3. by-pass line medium according to claim 1 or 2 end face cycle sampling device, it is characterised in that：The input
Channel（102）The diameter of input terminal be more than the diameter of output end, form input channel docking section（105）, return flow line（103）
Output end diameter be more than input terminal diameter, formed return flow line docking section（104）.
4. by-pass line medium according to claim 2 end face cycle sampling device, it is characterised in that：The probe tube
（2）Input terminal outside be arranged with probe tube connecting flange（201）, return duct（3）Output end outer wall is arranged with return duct connection method
It is blue（301）.
5. by-pass line medium according to claim 1 end face cycle sampling device, it is characterised in that：The sampling module
Interconnecting piece（101）It is cylindric, around sampling module interconnecting piece（101）It is provided with screw thread.
6. by-pass line medium according to claim 1 end face cycle sampling device, it is characterised in that：The sampling valve
（4）Output end be connected with purging module（6）, purge module（6）On be provided with pipe connection portion（601）And and sampling valve
（4）The connected valve interconnecting piece of output end（604）, purge module（6）On be equipped with sampling channel（602）And purge passage
（603）, sample channel（602）And purge passage（603）And sampling valve（4）Output end connection, sample channel（602）It is defeated
Outlet is arranged in pipe connection portion（601）On end face.
7. by-pass line medium end face cycle sampling device according to claim 1 or 6, it is characterised in that：The sampling
Valve（4）For ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327342.8U CN207964310U (en) | 2018-03-10 | 2018-03-10 | A kind of by-pass line medium end face cycle sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327342.8U CN207964310U (en) | 2018-03-10 | 2018-03-10 | A kind of by-pass line medium end face cycle sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN207964310U true CN207964310U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820327342.8U Expired - Fee Related CN207964310U (en) | 2018-03-10 | 2018-03-10 | A kind of by-pass line medium end face cycle sampling device |
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| CN (1) | CN207964310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252407A (en) * | 2021-06-10 | 2021-08-13 | 胜利油田胜机石油装备有限公司 | Online sampling device |
-
2018
- 2018-03-10 CN CN201820327342.8U patent/CN207964310U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252407A (en) * | 2021-06-10 | 2021-08-13 | 胜利油田胜机石油装备有限公司 | Online sampling device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210310 |