CN207946244U - A kind of closed crude oil sampling apparatus - Google Patents
A kind of closed crude oil sampling apparatus Download PDFInfo
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- CN207946244U CN207946244U CN201820842653.8U CN201820842653U CN207946244U CN 207946244 U CN207946244 U CN 207946244U CN 201820842653 U CN201820842653 U CN 201820842653U CN 207946244 U CN207946244 U CN 207946244U
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- control valve
- crude oil
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- sampling
- sampling bottle
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Abstract
The utility model discloses a kind of closed crude oil sampling apparatus, are related to petroleum technology field.The sampler includes：Probe tube, sampling bottle, delivery pipe and 5 control valves, sampling bottle are the pressurized tank of closed pressure-bearing, and probe tube is connect with one end of the first control valve, and the other end of the first control valve is connect with one end of one end of the second control valve and third control valve respectively；The other end of second control valve and one end of sampling bottle connect, and the other end of sampling bottle is connect with one end of the 4th control valve, and the other end of the 4th control valve is connect with one end of the 5th control valve, and the other end of the 5th control valve is connect with delivery pipe；The other end of third control valve is connect with one end of the 5th control valve.Sampler provided by the utility model is suitable for the sampling of the oil gas containing H2S, can avoid the excessive injury to operating personnel of toxic and harmful gas, pollution when down-sampling and waste, without increasing power-equipment, production cost is reduced, ensures operating personnel's personal safety.
Description
Technical field
The utility model is related to petroleum technology fields more particularly to a kind of closed oil gas water multiphase to contain H2S crude oil takes
Sampling device.
Background technology
Oil-gas gathering and transportation is crude oil production important link, in order to produce qualified finished product crude oil, needs periodically to acquire crude oil pipeline
Crude oil carry out assay.
Existing crude oil sampling apparatus is sampled by controlling sampling valve straight-line directly into sample bucket, and crude oil is usually deposited
Storage contacts with air in the sample bucket of blow-by and to external diffusion, will produce security risk, while crude oil is sudden and violent for a long time for a long time
Dew in air, is unfavorable for accurately analyzing crude oil sample property.And if sample bucket sealed, the pipeline of sampling can be caused
Interior pressure is got higher, and after opening sampling valve, contains H in sample bucket2S oil gas can be ejected first in a manner of splash, be easy to happen
Casualty accident, and the crude oil of splash can cause environmental pollution, practicability very poor.
Utility model content
Technical problem to be solved in the utility model is in view of the deficiencies of the prior art, to provide a kind of closed crude oil and take
Sampling device.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of closed crude oil sampling apparatus, including：Probe tube, sampling bottle, delivery pipe and 5 control valves, the sampling
Bottle is the pressurized tank of closed pressure-bearing, and the probe tube is connect with one end of the first control valve, the other end of first control valve
It is connect respectively with one end of one end of the second control valve and third control valve；
The other end of second control valve is connect with one end of the sampling bottle, the other end of the sampling bottle and the 4th
One end of control valve connects, and the other end of the 4th control valve is connect with one end of the 5th control valve, the 5th control valve
The other end connect with the delivery pipe；
The other end of the third control valve is connect with one end of the 5th control valve.
The utility model has the beneficial effects that：Sampler provided by the utility model can realize entire sampling process
It is all carried out under closed environment, crude oil can be avoided to leak with toxic gas.Before being sampled, opening can be first passed through
The remaining fluid in pipeline is discharged for one control valve, third control valve and the 5th control valve, is opening the second control valve, the 4th
Control valve is sampled, and crude oil can be avoided to spray casualty accident.Entire sampling process is in confined space by pipeline itself
Pressure carries out, and to the injury for avoiding toxic and harmful gas excessive to operating personnel, pollution when down-sampling and waste are not necessarily to
Increase power-equipment, reduce production cost, ensure operating personnel's personal safety, it is dirty to avoid the environment brought in sampling process
Dye and security risk.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram that one embodiment of closed crude oil sampling apparatus provides of the utility model.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, showing for a kind of structure that one embodiment of closed crude oil sampling apparatus provides of the utility model
It is intended to, can be used for containing H2The sampling of S oil gas, the sampler include：Probe tube 1, sampling bottle 2, delivery pipe 3 and 5 controls
Valve, sampling bottle 2 are the pressurized tank of closed pressure-bearing, and probe tube 1 connect with one end of the first control valve 4, the first control valve 4 it is another
End is connect with one end of one end of the second control valve 5 and third control valve 6 respectively；
The other end of second control valve 5 is connect with one end of sampling bottle 2, the other end of sampling bottle 2 and the 4th control valve 7
One end connects, and the other end of the 4th control valve 7 is connect with one end of the 5th control valve 8, the other end of the 5th control valve 8 and discharge
Pipe 3 connects；
The other end of third control valve 6 is connect with one end of the 5th control valve 8.
It should be understood that one end of probe tube 1 is connected to crude oil pipeline, crude oil, the other end and first are obtained from crude oil pipeline
One end of control valve 4 connects, and crude oil is transported to by the first control valve 4 in sampling bottle 2.
It should be understood that the connection between above-mentioned each structure or device can be realized by pipeline, for example, probe tube 1 and first
Control valve 4 can be connected by interface, and the one end open of probe tube 1 is connect with the inlet of the first control valve 4, is then passed through
The modes such as welding, the two is linked together, realizes connection between the two, similarly, details are not described herein for other connection relations.
It should be understood that realize that good leakproofness, the connection between each structure or device are to be tightly connected, specifically
Ground can be thread connection, flange connection, socket joint connection and welding etc., it is preferable that for preferably leakproofness, can select
Welding, will be connected between each structure or device by pipeline welding.
For the ease of more fully understanding the sampler, the workflow of the sampler is illustrated below.
It should be understood that for ease of those skilled in the art understand that the sampler workflow, only give the dress below
A kind of possible application method set, not representing the application method of the sampler, there is also improvement.
Before sampling, it is first turned on the first control valve 4, the second control valve 5 and third control valve 6, closes remaining control valve, it is former
Oil closes comb line by the first control valve 4, the second control valve 5, third control valve 6 and the inflow of 3 line of delivery pipe, waits for dead oil in pipeline
It flows to end, after managing interior crude oil sample stabilization, closes third control valve 6.
Next, being sampled.After dead oil in pipeline is flow to end, the 4th control valve 7 and the 5th control valve 8, crude oil are opened
Sampling bottle 2 is flowed by the first control valve 4, after filling crude oil in sampling bottle 2, closes the 4th control valve 7, sampling terminates.
It should be noted that delivery pipe 3 is connect with comb line is closed, crude oil extra in sampling process can be discharged.
Sampler provided in this embodiment can realize that entire sampling process all carries out under closed environment, can
Crude oil is avoided to leak with toxic gas.Before being sampled, it can first pass through and open the first control valve 4, third control valve 6 and the
Remaining fluid in pipeline is discharged five control valves 8, is sampled, can keep away in the second control valve 5 of opening, the 4th control valve 7
Exempt from crude oil injection casualty accident.Entire sampling process carries out in confined space by pipeline pressure itself, toxic to avoid
The excessive injury to operating personnel of pernicious gas, pollution when down-sampling and waste reduce production without increasing power-equipment
Cost ensures operating personnel's personal safety, avoids the environmental pollution brought in sampling process and security risk.
Optionally, in some embodiments, can be connected by the first quick coupling 9 between sampling bottle 2 and the second control valve 5
It connects, can be connected by the second quick coupling 10 between sampling bottle 2 and the 4th control valve 7.
After sampling, all control valves are closed, probe tube 1 and crude oil pipeline are disconnected, the first fast quick access is passed through
First 9 and second quick coupling 10, rapidly sampling bottle 2 can be taken out, convenient for sample subsequent processing and sampling bottle 2 more
It changes, and can be convenient for that the sampling bottle 2 of different size is installed according to actual demand.
Optionally, in some embodiments, can also include：Be connected between sampling bottle 2 and the first quick coupling 9
Six control valves 11, and the 7th control valve 12 that is connected between sampling bottle 2 and the second quick coupling 10.
By installing the 6th control valve 11 and the 7th control valve 12 at the both ends for taking sample, after sampling, the is closed
Six control valves 11 and the 7th control valve 12, can be such that the crude oil of sampling is limited in sampling bottle 2, prevent crude oil from wasting, while just
In taking out sampling bottle 2, prevent crude oil sample leakage.
Optionally, in some embodiments, can also include：Be connected to the second quick coupling 10 and the 4th control valve 7 it
Between hose 13.
By the way that hose 13 is arranged, the installation and dismounting of sampling bottle 2 can be convenient for.
Optionally, in some embodiments, can also include：It is connected between the 4th control valve 7 and the 5th control valve 8
Flow switch 14.
It, can be to flowing into sampling bottle 2 by the way that flow switch 14 is arranged between the 4th control valve 7 and the 5th control valve 8
The flow of crude oil is monitored, and when the crude oil sample flow for flowing through flow switch 14 is greater than the set value, flow switch 14 is sent out
Alarm turns off the second control valve 5, excess can be avoided to sample, convenient for measuring sample according to demand.
It should be understood that flow opens up in the pipeline set between the 4th control valve 7 and the 5th control valve 8.
Optionally, in some embodiments, the second control valve 5 can be needle-valve.
By using needle-valve as the second control valve 5, the flow velocity into the crude oil for taking sample can be conveniently adjusted.
Optionally, in some embodiments, the 4th control valve 7 can be needle-valve.
By using needle-valve as the 4th control valve 7, the flow velocity into the crude oil for taking sample can be conveniently adjusted.
Optionally, in some embodiments, can also include：Skid 15, probe tube 1, sampling bottle 2, delivery pipe 3 and 5
Control valve is all disposed in skid 15.
Optionally, in some embodiments, 15 bottom of skid is provided with multiple pulleys 16.
By the way that multiple pulleys 16 are arranged in the bottom of skid 15, the transport and movement of sampler can be convenient for, improve it
Practicability.
In the description of this specification, reference term " embodiment one ", " embodiment two ", " example ", " specific example " or
The description of " some examples " etc. means that specific method, device or feature described in conjunction with this embodiment or example are contained in this reality
With in novel at least one embodiment or example.
In the present specification, a schematic expression of the above terms does not necessarily refer to the same embodiment or example.
Moreover, specific features, method, apparatus or the feature of description can be in any one or more of the embodiments or examples with suitable
Mode combines.
In addition, without conflicting with each other, those skilled in the art can be by difference described in this specification
The feature of embodiment or example and different embodiments or examples is combined.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of closed crude oil sampling apparatus, which is characterized in that including：Probe tube, sampling bottle, delivery pipe and 5 control valves,
The sampling bottle is the pressurized tank of closed pressure-bearing, and the probe tube is connect with one end of the first control valve, first control valve
The other end connect respectively with one end of one end of the second control valve and third control valve；
The other end of second control valve is connect with one end of the sampling bottle, the other end of the sampling bottle and the 4th control
One end of valve connects, and the other end of the 4th control valve is connect with one end of the 5th control valve, the 5th control valve it is another
One end is connect with the delivery pipe；
The other end of the third control valve is connect with one end of the 5th control valve.
2. closed crude oil sampling apparatus according to claim 1, which is characterized in that the sampling bottle is controlled with described second
It is connected by the first quick coupling between valve processed, is connected by the second quick coupling between the sampling bottle and the 4th control valve
It connects.
3. closed crude oil sampling apparatus according to claim 2, which is characterized in that further include：It is connected to the sampling
The 6th control valve between bottle and first quick coupling, and be connected between the sampling bottle and the second quick coupling
7th control valve.
4. closed crude oil sampling apparatus according to claim 2, which is characterized in that further include：It is connected to described second
Hose between quick coupling and the 4th control valve.
5. closed crude oil sampling apparatus according to claim 1, which is characterized in that further include：It is connected to the described 4th
Flow switch between control valve and the 5th control valve.
6. closed crude oil sampling apparatus according to claim 1, which is characterized in that second control valve is needle-valve.
7. closed crude oil sampling apparatus according to claim 1, which is characterized in that the 4th control valve is needle-valve.
8. closed crude oil sampling apparatus according to any one of claim 1 to 7, which is characterized in that further include：Sled
Seat, the probe tube, the sampling bottle, the delivery pipe and 5 control valves are all disposed in the skid.
9. closed crude oil sampling apparatus according to claim 8, which is characterized in that the skid bottom is provided with multiple
Pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842653.8U CN207946244U (en) | 2018-05-31 | 2018-05-31 | A kind of closed crude oil sampling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842653.8U CN207946244U (en) | 2018-05-31 | 2018-05-31 | A kind of closed crude oil sampling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207946244U true CN207946244U (en) | 2018-10-09 |
Family
ID=63696034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820842653.8U Active CN207946244U (en) | 2018-05-31 | 2018-05-31 | A kind of closed crude oil sampling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207946244U (en) |
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2018
- 2018-05-31 CN CN201820842653.8U patent/CN207946244U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210323 Address after: 100120 No.6 liupukang street, Xicheng District, Beijing Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: BEIJING DWELL PETROLEUM & GAS TECHNOLOGY DEVELOPMENT Co.,Ltd. Patentee after: China National Petroleum Corporation Engineering Design Co.,Ltd. Address before: 100085 room 301-303, 3 / F, block B, No.22, Shangdi Information Road, Haidian District, Beijing Patentee before: BEIJING DESIGN BRANCH OF CHINA PETROLEUM ENGINEERING CONSTRUCTION Co.,Ltd. |
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| TR01 | Transfer of patent right |