CN108614042A - A kind of automatic oil extracting device - Google Patents
A kind of automatic oil extracting device Download PDFInfo
- Publication number
- CN108614042A CN108614042A CN201810291703.2A CN201810291703A CN108614042A CN 108614042 A CN108614042 A CN 108614042A CN 201810291703 A CN201810291703 A CN 201810291703A CN 108614042 A CN108614042 A CN 108614042A
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- Prior art keywords
- valve
- syringe
- controller
- driving device
- automatic oil
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- 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.)
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- 239000000523 sample Substances 0.000 claims abstract description 28
- 238000005070 sampling Methods 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 239000012159 carrier gas Substances 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 14
- 239000007789 gas Substances 0.000 abstract description 7
- 239000008141 laxative Substances 0.000 abstract description 3
- 230000001543 purgative effect Effects 0.000 abstract description 3
- 208000017667 Chronic Disease Diseases 0.000 abstract description 2
- 208000028571 Occupational disease Diseases 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000006806 disease prevention Effects 0.000 abstract description 2
- 239000000284 extract Substances 0.000 description 8
- 238000005086 pumping Methods 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000004587 chromatography analysis Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1445—Overpressure, pressurisation at sampling point
- G01N2001/1463—Injector; Air-lift
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of automatic oil extracting devices.Including four-way valve, four ports of the four-way valve are connected separately with air inlet pipe, drain pipe, probe tube and sampling pipe, air inlet pipe is provided with the first valve and the outlet end of the air inlet pipe is connected with carrier gas air source, drain pipe is provided with the second valve, probe tube is provided with third valve, the outlet end of sampling pipe and the injection port of syringe connect, the piston rod of syringe is connected with the driving device that piston rod can be driven to do straight line back and forth movement, and driving device is connected with controller can quantify the displacement distance for controlling piston rod.It is an advantage of the current invention that controlling the driving device the piston rod movement of driving syringe by controller, can complete accurately quantitatively to extract；Testing crew need not be in direct contact with oil, can Chronic disease prevention, occupational disease；When oil sample is excessive, parallel running oil rig can be used and be carried out at the same time, it is efficient；Using carrier gas as purgative gas, test result will not be influenced by being mixed into bubble.
Description
Technical field
The invention belongs to the draw-out device fields of oil sample in chromatography test, more specifically, more particularly to a kind of automatic pumping
Oily device.
Background technology
Usually all it is that oil sample is fetched by laboratory using 125ml browns narrow-mouthed bottle, then to test oil in chromatography test
It is pre-processed, testing crew extracts 40ml oil samples by hand, and squeezes into a certain amount of gas, is then placed in concussion instrument and is shaken
It swings, prerun then is done to obtained gas.
By the above method extract oil sample there are problems, 1, testing crew oil pumping can be more or less because of the difference of people
There are errors, or deal with improperly and cause to extract sample again；2, testing crew can be in direct contact with oil product, prolonged to work
Meeting opponent has damage；3, when oil sample is excessive, extracting the work of oil sample can account for most of the time, less efficient；4, oil pumping and
When experiment is carried out at the same time, the Residual oil of hand can be taken to each place of test apparatus by testing crew, influence subsequent operation；5、
Extract during oil sample often due to the presence of air bubble, the presence of air bubble can influence experiment as a result, discharge air bubble
Than relatively time-consuming, the oil pumping time has been spun out.
Invention content
The goal of the invention of the present invention is above-mentioned in order to solve the problems, such as, it is desirable to provide one kind can accurately quantify pumping
It draws oil sample, pumping efficiency is high, and can avoid the automatic oil extracting device of the aeration test result generated when oil pumping.
The invention is realized by the following technical scheme.
The present invention is a kind of automatic oil extracting device, including four-way valve, four ports of the four-way valve be connected separately with into
Tracheae, drain pipe, probe tube and sampling pipe, the air inlet pipe are provided with the outlet end connection of the first valve and the air inlet pipe
There are carrier gas air source, the drain pipe to be provided with the second valve, the probe tube is provided with third valve, the outlet of the sampling pipe
End is connect with the injection port of syringe, and the piston rod of the syringe, which is connected with, can drive piston rod to do straight line back and forth movement
Driving device, the driving device be connected with controller with can quantify control piston rod displacement distance, the syringe with
Driving device by can drive syringe and driving device and meanwhile rotation supporting rack fix.Above-mentioned apparatus passes through controller pair
The control of driving device can be completed accurately quantitatively to extract oil sample, by the way that the first valve, the second valve and third valve is arranged
Door, can selectively turn off or on some valve or several valves, to realize the cleaning of syringe or extract oil sample, using load
For gas as purgative gas, test result will not be influenced by being mixed into bubble.
It is preferred that the, first valve, the second valve and third valve are solenoid valve, and the solenoid valve is connect with controller
It is controlled by controller.By the pre-set programs of controller, after controlling some solenoid valve and being turned on and off, controller can control
Driving device drives the piston rod action of syringe, completes cleaning or sampling action, high degree of automation, can mitigate experiment people
The workload of member.
Preferably, the drain pipe is connected with devil liquor recovery container, and Residual oil is avoided to pollute.
Preferably, support frame as described above includes stationary fixture, telescoping mechanism and supporting rack, and the syringe and driving device are set
It is placed in stationary fixture and fixes, the stationary fixture is connect by telescoping mechanism with supporting rack, the telescoping mechanism and controller
Connection is controlled by controller.
Preferably, the driving device includes telescopic rod and power source, and the front end of the telescopic rod, which is provided with, to be used for and piston rod
The clamping jaw of tail end connection, the power source is connect with controller can drive telescopic rod to make straight line back and forth movement.
Preferably, the injection port of the syringe is arranged leans on the position of proximal edge in front end of the syringe needle face.When syringe water
When placing flat, oil sample can accumulate in syringe lower inside position, injection port setting in the case that oil mass is few in syringe
In front end of the syringe needle face close to edge, convenient when injection port is connect with sampling pipe, the position of injection port can be located at injection
The lower section of device front end face guarantees that whole oil samples are discharged.
Preferably, the sampling pipe is the hose made by elastic material.Since syringe is typically all glass or hard
Transparent plastic material is made, and hard can not deform when injection port, and sampling pipe uses hose, in this way in the injection port of syringe
When being connect with sampling pipe, the leakproofness of connecting portion can guarantee.
Preferably, the hose is rubber hose.
It is an advantage of the current invention that the piston rod movement of driving syringe is controlled the driving device by controller, it can be complete
At accurately quantitatively extracting；It is pumped by the present apparatus, makes testing crew that need not be in direct contact with oil, Chronic disease prevention, occupational disease；
When oil sample is excessive, parallel running oil rig can be used and be carried out at the same time, it is efficient；Using carrier gas as purgative gas, it is mixed into bubble
It will not influence test result.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
Present invention is further described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the present invention includes four-way valve 5, four ports of the four-way valve 5 are connected separately with air inlet pipe 1, row
Liquid pipe 2, probe tube 3 and sampling pipe 4, the air inlet pipe 1 are provided with the outlet end connection of the first valve 11 and the air inlet pipe 1
There are carrier gas air source 6, the drain pipe 2 to be provided with the second valve 21, being placed with devil liquor recovery container 9 in 2 exit of drain pipe returns
Waste liquid is received, Residual oil is avoided to pollute, the probe tube 3 is provided with third valve 31, the outlet end of the sampling pipe 4 and syringe 7
Injection port 71 connect, in order to ensure the leakproofness that connect with syringe 7 of pipe 4 of sampling, sampling pipe 4 selection rubber in the present embodiment
Glue hose.The piston rod 72 of the syringe 7 is connected with the driving device that piston rod 72 can be driven to do straight line back and forth movement,
In the present embodiment, the driving device includes telescopic rod 8 and power source, and the front end of the telescopic rod 8, which is provided with, to be used for and piston
The clamping jaw of 72 tail end of bar connection, wherein power source and controller are not drawn in the accompanying drawings, and the power source is connect with controller
Telescopic rod 8 can be driven to make straight line back and forth movement so that the displacement distance for controlling piston rod 72, the syringe 7 and drive can be quantified
Dynamic device is fixed by the supporting rack that syringe 7 and driving device can be driven to rotate simultaneously, in the present embodiment, the support
Frame includes stationary fixture 12, telescoping mechanism 13 and supporting rack 14, and the syringe 7 and driving device are set in stationary fixture 12
Fixed, the stationary fixture 12 is connect by telescoping mechanism 13 with supporting rack, and the telescoping mechanism 13 is connect with controller by controlling
Device control processed, the telescoping mechanism 13 can drive the action of stationary fixture 12 to drive the rotation of 7 driving device of syringe when acting.
In the present embodiment, wherein the position for leaning on proximal edge in 7 front end face of syringe is arranged in the injection port 71 of the syringe 7
It sets, in the present embodiment, the syringe 7 is horizontal positioned to be connect with sampling pipe 4, in the case that oil mass is few in syringe 7
Oil sample can accumulate in 7 lower inside position of syringe, and the setting of injection port 71, close to edge, conveniently exists in 7 front end face of syringe
When injection port 71 is connect with sampling pipe 4, the position of injection port 71 can be located at the lower section of 7 front end face of syringe, ensure syringe 7
It can the whole oil samples of discharge.
Before carrying out pumping operation, need first to connect with the outlet end of probe tube 3 equipped with oil sample container 10 to be measured, simultaneously
It needs to ensure that the outlet end of probe tube 3 is immersed in oil sample to be measured.
The operation principle of the present invention.
First, device waste discharge oil.
The first valve 11 is opened, the second valve 21 and third valve 31 are closed, controlling telescopic rod 8 by controller pulls out note
The piston rod 72 of emitter 7 opens the second valve 21 when piston rod 72, which reaches maximum tension, spends, and closes the first valve 11 and the
After three valves 31, controlling the push-in piston rod 72 of telescopic rod 8 by controller repeatedly can be by the waste oil and air in device
It drains together.
Second, device cleaning first passes through controller control telescoping mechanism action, makes syringe and stretch before being cleaned
Contracting bar turns to vertical position or close to vertical position.
（1）, open third valve 31, close the first valve 11 and the second valve 21, pass through controller and control telescopic rod 8 and draw
Piston bar 72 extracts 10ml oil samples, and the front end of telescopic rod 8 is located at X position at this time；
（2）, open the first valve 11, close the second valve 21 and third valve 31, telescopic rod 8 controlled by piston by controller
Bar 72 is drawn out to the positions scale 80ml of syringe 7, and the front end of telescopic rod 8 is located at Y location at this time；
（3）, open the second valve 21, close the first valve 11 and third valve 31, telescopic rod 8 controlled by piston by controller
Bar 72 pushes back until the front end of telescopic rod 8 returns to X position.
（4）, repeat（2）、（3）After step 4 time, the second valve 21 is opened, whole oil gas in syringe 7 are all arranged
Go out；
（5）It repeats（1）、（4）Step is primary, after in syringe 7 oil-free it is gentle.
Third extracts oil sample, before extracting oil sample, first passes through controller control telescoping mechanism action, by syringe and stretches
Contracting bar adjusts to horizontal position or close to horizontal position.
（1）, open the first valve 11, close the second valve 21 and third valve 31, pass through controller and control telescopic rod 8 and draw
Piston bar 72 makes syringe 7 be pumped into 10ml carrier gas；
(2), third valve 31 is opened, the first valve 11 and the second valve 21 are closed, controlling telescopic rod 8 by controller pulls work
Stopper rod 72 makes syringe 7 extract 40ml oil samples；
（3）, mobile syringe 7 and after calibrating, seal injection port 71 using Capsule.
As a further improvement, first valve 11, the second valve 21 and third valve 31 select solenoid valve, the electricity
Magnet valve is connect with controller, and controller has waste discharge oil program, cleaning procedure by program setting and extracts oil sample program, and is arranged
Three start buttons of corresponding three programs, and start the one-key start button of three programs simultaneously, start waste discharge oil program,
When cleaning procedure or extraction sample program, i.e. controllable first valve 11 of controller, third valve 31, stretches the second valve 21
Bar 8 and telescoping mechanism 13 do corresponding action and complete corresponding program, realize automation mechanized operation.
It these are only specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, it is all to utilize this hair
The insubstantial modifications that the present invention is made in bright design, each fall within protection scope of the present invention.
Claims (8)
1. a kind of automatic oil extracting device, which is characterized in that including four-way valve, four ports of the four-way valve be connected separately with into
Tracheae, drain pipe, probe tube and sampling pipe, the air inlet pipe are provided with the outlet end connection of the first valve and the air inlet pipe
There are carrier gas air source, the drain pipe to be provided with the second valve, the probe tube is provided with third valve, the outlet of the sampling pipe
End is connect with the injection port of syringe, and the piston rod of the syringe, which is connected with, can drive piston rod to do straight line back and forth movement
Driving device, the driving device be connected with controller with can quantify control piston rod displacement distance, the syringe with
Driving device by can drive syringe and driving device and meanwhile rotation supporting rack fix.
2. automatic oil extracting device according to claim 1, which is characterized in that first valve, the second valve and third
Valve is solenoid valve, and the solenoid valve is connect with controller to be controlled by controller.
3. automatic oil extracting device according to claim 1, which is characterized in that the drain pipe is connected with devil liquor recovery appearance
Device.
4. automatic oil extracting device according to claim 1, which is characterized in that support frame as described above includes stationary fixture, stretches
Mechanism and supporting rack, the syringe and driving device are set in stationary fixture and fix, and the stationary fixture passes through telescopic machine
Structure is connect with supporting rack, and the telescoping mechanism is connect with controller to be controlled by controller.
5. automatic oil extracting device according to claim 4, which is characterized in that the driving device includes telescopic rod and power
Source, the front end of the telescopic rod are provided with the clamping jaw for being connect with plunger end, and the power source connect energy with controller
Enough driving telescopic rods make straight line back and forth movement.
6. automatic oil extracting device according to claim 1, which is characterized in that the injection port setting of the syringe is being injected
Device front end face leans on the position of proximal edge.
7. automatic oil extracting device according to claim 1, which is characterized in that the sampling pipe is made by elastic material
Hose.
8. automatic oil extracting device according to claim 7, which is characterized in that the hose is rubber hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291703.2A CN108614042B (en) | 2018-03-30 | 2018-03-30 | Automatic oil pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291703.2A CN108614042B (en) | 2018-03-30 | 2018-03-30 | Automatic oil pumping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108614042A true CN108614042A (en) | 2018-10-02 |
| CN108614042B CN108614042B (en) | 2024-03-22 |
Family
ID=63659537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810291703.2A Active CN108614042B (en) | 2018-03-30 | 2018-03-30 | Automatic oil pumping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108614042B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351687A (en) * | 2020-04-01 | 2020-06-30 | 国家电网有限公司 | Automatic oil pumping device for analysis test of dissolved gas in insulating oil |
| CN113267378A (en) * | 2021-05-25 | 2021-08-17 | 国网河北省电力有限公司检修分公司 | Get oily device and get oily system |
| CN114136719A (en) * | 2021-11-30 | 2022-03-04 | 广东电网有限责任公司 | Transformer oil sampling device and sampling control method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3614230A (en) * | 1969-05-08 | 1971-10-19 | Exxon Research Engineering Co | Apparatus and method for sampling and analyzing fluid solids |
| US4896545A (en) * | 1988-04-22 | 1990-01-30 | Dynatech Precision Sampling Corporation | Automatic fluid injector |
| CN2352946Y (en) * | 1998-11-26 | 1999-12-08 | 李光福 | On-line automatic sampling device for liquid pipe line |
| CN103471874A (en) * | 2013-09-29 | 2013-12-25 | 国家电网公司 | Automatic quantitative sampling device for barreled steam turbine oil |
| CN204286869U (en) * | 2014-12-10 | 2015-04-22 | 中国石油天然气股份有限公司 | Continuous automatic sampler |
| CN104865103A (en) * | 2015-05-15 | 2015-08-26 | 国家电网公司 | Multi-function ultra-high voltage oil-filled power equipment full-sealing quantitative sampling device |
| CN105510104A (en) * | 2016-02-05 | 2016-04-20 | 毛灿松 | On-line separation device with changeable degassing amount for gases in insulating oil and wall-mounted analysic system |
| CN107702945A (en) * | 2017-09-26 | 2018-02-16 | 国网福建省电力有限公司 | A kind of oil-filled gas auto oil-fetching device and its method for extracting oil |
| CN208013152U (en) * | 2018-03-30 | 2018-10-26 | 广东电网有限责任公司 | A kind of automatic oil extracting device |
-
2018
- 2018-03-30 CN CN201810291703.2A patent/CN108614042B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3614230A (en) * | 1969-05-08 | 1971-10-19 | Exxon Research Engineering Co | Apparatus and method for sampling and analyzing fluid solids |
| US4896545A (en) * | 1988-04-22 | 1990-01-30 | Dynatech Precision Sampling Corporation | Automatic fluid injector |
| CN2352946Y (en) * | 1998-11-26 | 1999-12-08 | 李光福 | On-line automatic sampling device for liquid pipe line |
| CN103471874A (en) * | 2013-09-29 | 2013-12-25 | 国家电网公司 | Automatic quantitative sampling device for barreled steam turbine oil |
| CN204286869U (en) * | 2014-12-10 | 2015-04-22 | 中国石油天然气股份有限公司 | Continuous automatic sampler |
| CN104865103A (en) * | 2015-05-15 | 2015-08-26 | 国家电网公司 | Multi-function ultra-high voltage oil-filled power equipment full-sealing quantitative sampling device |
| CN105510104A (en) * | 2016-02-05 | 2016-04-20 | 毛灿松 | On-line separation device with changeable degassing amount for gases in insulating oil and wall-mounted analysic system |
| CN107702945A (en) * | 2017-09-26 | 2018-02-16 | 国网福建省电力有限公司 | A kind of oil-filled gas auto oil-fetching device and its method for extracting oil |
| CN208013152U (en) * | 2018-03-30 | 2018-10-26 | 广东电网有限责任公司 | A kind of automatic oil extracting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351687A (en) * | 2020-04-01 | 2020-06-30 | 国家电网有限公司 | Automatic oil pumping device for analysis test of dissolved gas in insulating oil |
| CN113267378A (en) * | 2021-05-25 | 2021-08-17 | 国网河北省电力有限公司检修分公司 | Get oily device and get oily system |
| CN114136719A (en) * | 2021-11-30 | 2022-03-04 | 广东电网有限责任公司 | Transformer oil sampling device and sampling control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108614042B (en) | 2024-03-22 |
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