CN112305137A - Oil transferring auxiliary device for full-automatic gas chromatograph sample injection injector - Google Patents
Oil transferring auxiliary device for full-automatic gas chromatograph sample injection injector Download PDFInfo
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- CN112305137A CN112305137A CN202011044255.XA CN202011044255A CN112305137A CN 112305137 A CN112305137 A CN 112305137A CN 202011044255 A CN202011044255 A CN 202011044255A CN 112305137 A CN112305137 A CN 112305137A
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- 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
- G01N30/24—Automatic injection systems
Abstract
The invention discloses an oil transfer auxiliary device for a sample injector of a full-automatic gas chromatograph, which is used for transferring insulating oil and comprises the sample injector, the sample injector and an oil transfer device, wherein the oil transfer device is provided with a sample inlet and a sample outlet, the outlet of the sample injector is connected with the sample inlet of the oil transfer device, the outlet of the sample injector is connected with the sample outlet of the oil transfer device, the insulating oil enters the oil transfer device from the sample inlet of the oil transfer device, and the insulating oil flows out of the oil transfer device from the sample outlet of the oil transfer device. The invention provides an oil transfer auxiliary device for a sample injection injector of a full-automatic gas chromatograph, which can prevent the precise sample injection injector of the gas chromatograph from being polluted by oil stains.
Description
Technical Field
The invention relates to the technical field of analytical chemistry, in particular to an oil transfer auxiliary device for a sample injection injector of a full-automatic gas chromatograph.
Background
The insulating oil is the most widely used insulating medium for power equipment such as transformers and mutual inductors, is stable in property and not easy to decompose in normal work, and can be decomposed into gas to be dissolved in the insulating oil under the action of electric arcs and the like when the insulating power equipment is subjected to poor working conditions such as partial discharge, short circuit, overheating and the like. The insulating oil chromatographic analysis method is the most widely used state evaluation method for oil flushing equipment, and can find out whether the equipment is in a bad working condition or not in time and whether potential safety hazards such as internal discharge exist or not, so that the safe and stable operation of electrical equipment is ensured.
With the increase of power grid equipment, the oil chromatography monitoring task is heavier and heavier, and the traditional manual chromatograph is difficult to meet the requirements. The automatic chromatograph can automatically perform oil-gas separation, chromatographic sample injection and component analysis according to a specified program, so that the efficiency and the accuracy of an oil chromatographic test are improved. However, a special sample injector is required to be adopted in the automatic chromatograph test, the price of the special sample injector is far higher than that of the traditional injector, and the automatic chromatograph has a positioning function, so that a plurality of groups of injectors can perform gas chromatography analysis simultaneously; in addition, in order to ensure accuracy in an automatic chromatograph test, the requirement on the surface cleanliness of a special injector is high, and the contamination and abrasion of the injector are easily caused by on-site oil extraction. Therefore, at present, the traditional injector is still adopted to take oil on site, and before the test, the oil is transferred into a special injector through a rubber tube. The rubber tube is connected with the two injectors for oil transfer, on one hand, two persons are needed to cooperate, the consumed time is long, and the labor cost is increased; on the other hand, the problems of rubber tube slipping, air pollution and the like easily occur in manual operation, and the test accuracy is reduced. Along with the increase of power grid construction strength, more and more oil insulation type equipment, the detection task is more and more heavy, shortens the oil transfer time of full-automatic gas chromatograph sampling syringe, to improving work efficiency, promoting transformer equipment reliable and stable operation have important meaning.
The patent with publication number CN106872622A discloses an oil appearance chromatography quantitative sampling device with dustproof stopper, include the bracing piece on the support, movable block on the bracing piece, push down subassembly and introduction port shutoff subassembly, be provided with vertical transmission on the movable block, the mount pad of installation syringe and the clamping device who plays the fixed syringe effect, vertical transmission includes vertical motor and drive gear group, the mount pad includes U type opening and installation cavity, clamping device includes the fixing base, the centre gripping motor, the centre gripping lead screw, the centre gripping slider, connecting rod and gripper jaw, the subassembly that pushes down includes the push down motor of being connected with the movable block, push down the lead screw, the guiding axle, the drive gear group, and push down the slider, introduction port shutoff subassembly is including the dustproof solenoid who has interior iron core, support arm and dustproof stopper. The invention can quantitatively sample, effectively solve the sample waste, but can not be used for mutual transfer of oil samples among a plurality of injectors.
The patent with publication number CN109060433A discloses a sample injector pulling aid and a using method thereof, wherein the sample injector pulling aid comprises a joint, a jacket, a sealing gasket, a connecting rod, a vacuum air pump, a hand holding groove, a USB power supply joint and a vacuum pump switch; the joint is arranged at one end of the outer sleeve, the joint and the outer sleeve are both of hollow structures, and the joint is communicated with the outer sleeve; the sealing gasket is arranged at one end of the connecting rod and is positioned in the outer sleeve; the vacuum air pump is arranged at the other end of the connecting rod, and the hand holding groove, the USB power connector and the vacuum pump switch are all arranged on the vacuum air pump. The invention can automatically extract liquid, but can not quantitatively sample according to the requirement and can not realize sample transfer among a plurality of syringes.
Disclosure of Invention
The invention aims to overcome the problem that the prior art can not solve the problem that a precise sample injection injector of a gas chromatograph is not polluted by oil stains, and provides an oil transferring auxiliary device for the sample injection injector of the full-automatic gas chromatograph, which can solve the problem that the precise sample injection injector of the gas chromatograph is not polluted by the oil stains.
In order to achieve the purpose, the invention adopts the following technical scheme:
the technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a change oily auxiliary device for full-automatic gas chromatograph advances kind syringe for transport insulating oil, including sample syringe, sample syringe and commentaries on classics oily device, be provided with introduction port and outlet port on changeing oily device, the sample syringe export with change oily device introduction port and be connected, the sample syringe exit linkage changes oily device outlet port, insulating oil gets into from changeing oily device inlet port and changes oily device, insulating oil from changeing oily device outlet port outflow. The sampling injector absorbs the insulating oil from the transformer, then the outlet of the sampling injector is butted on the sample inlet of the oil transfer device, the sampling injector is butted on the sample outlet of the oil transfer device, an operator pushes the sampling injector, the insulating oil flows out from the outlet of the sampling injector, the insulating oil flows into the oil transfer device through the sample inlet of the oil transfer device, the insulating oil flows out from the sample outlet of the oil transfer device and enters the sampling injector through the outlet of the sampling injector, so that the sampling injector does not need to go deep into the transformer to take the insulating oil, the sampling injector is prevented from being polluted by the insulating oil, and a gas chromatograph is also protected from being polluted by the insulating oil.
Preferably, the oil transferring auxiliary device for the sample injection injector of the full-automatic gas chromatograph further comprises a supporting table, and the sample injection injector, the sample injection injector and the oil transferring device are all arranged on the supporting table.
Preferably, the oil transferring auxiliary device for the sample injection injector of the full-automatic gas chromatograph further comprises a supporting leg, and the supporting table is obliquely or vertically arranged on the supporting leg.
As preferred, it has the cavity to open in the oily device of commentaries on classics, and the cavity includes protruding chamber, ring chamber and installation cavity, and the ring chamber sets up around protruding chamber to with protruding chamber UNICOM, installation cavity one end and protruding chamber UNICOM, the other end is as changeing oily device introduction port, ring chamber lower part UNICOM oil outlet pipe, the oil outlet pipe export is changeing oily device appearance mouth. When the syringe draws insulating oil, the condition of air admission syringe can appear, and insulating oil has certain viscosity, easily form stable bubble, when advancing syringe and commentaries on classics oily device butt joint, also can produce some bubbles, these bubbles can influence gas chromatograph's testing result, protruding chamber can be collected these bubbles and do not cause it to get into the sample syringe, the effect that the secondary was taken precautions against can be played in the ring chamber, make the bubble of going into the ring chamber from protruding chamber couple be stayed ring chamber top, can not get into the sample syringe through the play oil pipe of ring chamber lower part.
Preferably, the top of the bulge cavity is provided with a gas release hole, and the gas release hole is externally connected with a control valve. The air release hole can discharge the air accumulated in the bulge cavity, and the control valve can control the opening and the closing of the air release hole.
Preferably, the upper part of the circular cavity is provided with a secondary air release hole, and the secondary air release hole is externally connected with a secondary control valve. The secondary air release hole is externally connected with a control valve. The secondary air release hole can discharge air accumulated in the circular cavity, and the secondary control valve can control the opening and closing of the secondary air release hole.
Preferably, a transmission rod is arranged in the installation cavity, the outer end of the transmission rod, which is close to the sample inlet of the oil transfer device, is sleeved with a fan wheel, the inner end of the transmission rod, which is far away from the sample inlet of the oil transfer device, is arranged in the bulge cavity, the inner end of the transmission rod is connected with a stirring rod, the support frame is fixed in the installation cavity, and the transmission rod penetrates through the support frame and is rotatably connected with the support frame. When insulating oil passes through the installation cavity and gets into protruding chamber, can drive the transfer line through the mode of striking fan wheel and rotate, the transfer line drives and stirs the stick and rotate, stirs the insulating oil rotation that the board mixxed protruding intracavity, and rotatory insulating oil can make the bubble collect to protruding intracavity centre, then can not flow the ring chamber in, can not get into the sample syringe.
Preferably, the inner end of the transmission rod is further connected with a deep stirring bar, and the deep stirring bar extends from the joint of the transmission rod and the deep stirring bar to the two ends of the deep stirring bar along the deep stirring bar, so that the radius of the circumscribed circle of the radial section of the deep stirring bar is gradually reduced. The deep stirring bar is thinner towards two ends, because the thick part of the deep stirring bar is close to the center of the bulge cavity, and the center of the bulge cavity is provided with more insulating oil, so that the stirring bar is required to drive more insulating oil, the space around the bulge cavity is small, and the contained insulating oil is less, so that the deep stirring bar can be driven to reach the ideal rotating speed without too much mechanical energy, two ends of the deep stirring bar are thinner than the middle part of the deep stirring bar, if two ends of the deep stirring bar are thicker, a part of the insulating oil around the bulge cavity can be thrown to the circular cavity due to the inertial force, and thus, bubbles in the part can not be effectively collected in the bulge cavity.
Preferably, the deep stirring bar is provided with a plurality of stirring plates. The agitating plate can further agitate the insulating oil to rotate.
Preferably, the joint of the inner end of the stirring rod and the stirring rod is not the middle position of the stirring rod. Therefore, the stirring rod has strong stirring capacity in the middle of the bulge cavity and weak stirring capacity on the periphery of the bulge cavity, and the insulating oil in the middle of the bulge cavity is more, so that the rotating speed of the insulating oil in the bulge cavity tends to be consistent by arranging the stirring rod.
Therefore, the invention has the following beneficial effects: (1) the sampling injector absorbs the insulating oil from the transformer, then an outlet of the sampling injector is butted on a sample inlet of the oil transfer device, the sampling injector is butted on a sample outlet of the oil transfer device, an operator pushes the sampling injector, the insulating oil flows out from the outlet of the sampling injector and flows into the oil transfer device through the sample inlet of the oil transfer device, the insulating oil flows out from the sample outlet of the oil transfer device and enters the sampling injector through the outlet of the sampling injector, so that the sampling injector does not need to go deep into the transformer to take the insulating oil, the sampling injector is prevented from being polluted by the insulating oil, and a gas chromatograph is also protected from being polluted by the insulating oil;
(2) when the sampling injector absorbs the insulating oil, air enters the sampling injector, the insulating oil has certain viscosity and is easy to form stable bubbles, when the sampling injector is in butt joint with the oil transfer device, bubbles can be generated and can influence the detection result of a gas chromatograph, the bubbles can be collected by the bulge cavity and cannot enter the sampling injector, the circular cavity can play a role of secondary prevention, so that the bubbles which are coupled into the circular cavity from the bulge cavity are left at the top of the circular cavity and cannot enter the sampling injector through an oil outlet pipe at the lower part of the circular cavity;
(3) when the insulating oil enters the bulge cavity through the installation cavity, the transmission rod is driven to rotate in a mode of impacting the fan wheel, the transmission rod drives the stirring rod to rotate, the stirring plate stirs the insulating oil in the bulge cavity to rotate, and the rotating insulating oil can enable bubbles to collect to the middle of the bulge cavity, then the bubbles cannot flow into the circular cavity and cannot enter the sampling injector;
(4) the deep stirring bar is thinner towards two ends, because the thick part of the deep stirring bar is close to the center of the bulge cavity, and the center of the bulge cavity is provided with more insulating oil, the stirring bar is required to drive more insulating oil, the space around the bulge cavity is small, and the contained insulating oil is less, so that the deep stirring bar can be driven to reach the ideal rotating speed without too much mechanical energy, two ends of the deep stirring bar are thinner than the middle part of the deep stirring bar, if two ends of the deep stirring bar are thicker, a part of the insulating oil around the bulge cavity can be thrown to the circular cavity due to the inertial force, and thus, bubbles in the part can not be effectively collected in the bulge cavity;
(5) therefore, the stirring rod has strong stirring capacity in the middle of the bulge cavity and weak stirring capacity on the periphery of the bulge cavity, and the insulating oil in the middle of the bulge cavity is more, so that the rotating speed of the insulating oil in the bulge cavity tends to be consistent by arranging the stirring rod.
Drawings
FIG. 1 is a schematic diagram of a structure of the present invention
FIG. 2 is a schematic view of a support leg structure of the present invention
FIG. 3 is a schematic structural view of an oil transfer device according to the present invention
In the figure: 1. the device comprises a sampling injector, 2, an oil transfer device, 21, a bulge cavity, 211, a control valve, 22, a circular ring cavity, 221, a secondary control valve, 23, an installation cavity, 24, an oil outlet pipe, 25, a transmission rod, 26, a fan wheel, 27, 28, a stirring rod, 29, a deep stirring strip, 291, a stirring plate, 3, a sample injection injector, 4, a supporting table and 5, and a positioning column.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
Example (b): as shown in fig. 1, an oil transfer auxiliary device for a sample injector of a full-automatic gas chromatograph is used for transferring insulating oil, and comprises a sampling injector 1, a sampling injector 3, an oil transfer device 2, a support table 4 and support legs 10, wherein the oil transfer device is provided with a sample inlet and a sample outlet, an outlet of the sample injector is connected with the sample inlet of the oil transfer device, an outlet of the sampling injector is connected with the sample outlet of the oil transfer device, the insulating oil enters the oil transfer device from the sample inlet of the oil transfer device, and the insulating oil flows out of the oil transfer device from the sample outlet of the oil transfer device; the sampling injector, the sample injection injector and the oil transfer device are all arranged on the supporting platform, and as shown in figure 2, the supporting platform is obliquely or vertically arranged on the supporting leg; as shown in figure 3, it has the cavity to open in the oily device of commentaries on classics, and the cavity includes protruding chamber 21, ring chamber 22 and installation cavity 23, and the ring chamber sets up around protruding chamber to with protruding chamber UNICOM, installation cavity one end and protruding chamber UNICOM, the other end as changeing oily device introduction port, ring chamber lower part UNICOM goes out oil pipe 24, goes out the oil pipe export and is changeing oily device appearance mouth. The top of the bulge cavity is provided with a gas release hole which is externally connected with a control valve 211. The upper part of the circular cavity is provided with a secondary air release hole which is externally connected with a secondary control valve 221. The installation cavity is internally provided with a transmission rod 25, the outer end of the transmission rod close to the sample inlet of the oil transfer device is sleeved with a fan wheel 26, the inner end of the transmission rod far away from the sample inlet of the oil transfer device is arranged in the bulge cavity, the inner end of the transmission rod is connected with a stirring rod 28, the support frame is fixed in the installation cavity, and the transmission rod penetrates through the support frame 27 and is rotatably connected with the support frame. The inner end of the transmission rod is also connected with a deep stirring bar 29, and the deep stirring bar extends from the joint of the transmission rod and the deep stirring bar to the two ends of the deep stirring bar along the deep stirring bar, so that the radius of the circumscribed circle of the radial section of the deep stirring bar is gradually reduced. The deep agitating bars are provided with a plurality of agitating plates 291. The joint of the inner end of the stirring rod and the stirring rod is not the middle position of the stirring rod. The positioning column is arranged on the supporting table and used for positioning the sampling injector and the sample injection injector, and soft materials are coated outside the positioning column to protect the sampling injector and the sample injection injector.
The sampling injector absorbs the insulating oil from the transformer, then the outlet of the sampling injector is butted on the sample inlet of the oil transfer device, the sampling injector is butted on the sample outlet of the oil transfer device, an operator pushes the sampling injector, the insulating oil flows out from the outlet of the sampling injector, the insulating oil flows into the oil transfer device through the sample inlet of the oil transfer device, the insulating oil flows out from the sample outlet of the oil transfer device and enters the sampling injector through the outlet of the sampling injector, so that the sampling injector does not need to go deep into the transformer to take the insulating oil, the sampling injector is prevented from being polluted by the insulating oil, and a gas chromatograph is also protected from being polluted by the insulating oil.
When the syringe draws insulating oil, the condition of air admission syringe can appear, and insulating oil has certain viscosity, easily form stable bubble, when advancing syringe and commentaries on classics oily device butt joint, also can produce some bubbles, these bubbles can influence gas chromatograph's testing result, protruding chamber can be collected these bubbles and do not cause it to get into the sample syringe, the effect that the secondary was taken precautions against can be played in the ring chamber, make the bubble of going into the ring chamber from protruding chamber couple be stayed ring chamber top, can not get into the sample syringe through the play oil pipe of ring chamber lower part.
The air release hole can discharge the air accumulated in the bulge cavity, and the control valve can control the opening and the closing of the air release hole.
The secondary air release hole is externally connected with a control valve. The secondary air release hole can discharge air accumulated in the circular cavity, and the secondary control valve can control the opening and closing of the secondary air release hole.
When insulating oil passes through the installation cavity and gets into protruding chamber, can drive the transfer line through the mode of striking fan wheel and rotate, the transfer line drives and stirs the stick and rotate, stirs the insulating oil rotation that the board mixxed protruding intracavity, and rotatory insulating oil can make the bubble collect to protruding intracavity centre, then can not flow the ring chamber in, can not get into the sample syringe.
The deep stirring bar is thinner towards two ends, because the thick part of the deep stirring bar is close to the center of the bulge cavity, and the center of the bulge cavity is provided with more insulating oil, so that the stirring bar is required to drive more insulating oil, the space around the bulge cavity is small, and the contained insulating oil is less, so that the deep stirring bar can be driven to reach the ideal rotating speed without too much mechanical energy, two ends of the deep stirring bar are thinner than the middle part of the deep stirring bar, if two ends of the deep stirring bar are thicker, a part of the insulating oil around the bulge cavity can be thrown to the circular cavity due to the inertial force, and thus, bubbles in the part can not be effectively collected in the bulge cavity.
The agitating plate can further agitate the insulating oil to rotate.
Therefore, the stirring rod has strong stirring capacity in the middle of the bulge cavity and weak stirring capacity on the periphery of the bulge cavity, and the insulating oil in the middle of the bulge cavity is more, so that the rotating speed of the insulating oil in the bulge cavity tends to be consistent by arranging the stirring rod.
Claims (10)
1. The utility model provides a change oily auxiliary device for full-automatic gas chromatograph advances kind syringe for transport insulating oil, characterized by is provided with inlet and outlet including sample syringe, sample syringe and commentaries on classics oily device on changeing oily device, and the sample syringe export is connected with changeing oily device inlet, and sample syringe exit linkage changes oily device outlet, and insulating oil gets into from changeing oily device inlet and changes oily device, and insulating oil changes oily device from changeing oily device outlet outflow.
2. The auxiliary oil transfer device for the sample injector of the fully automatic gas chromatograph according to claim 1, further comprising a support platform, wherein the sample injector, the sample injector and the oil transfer device are disposed on the support platform.
3. The oil transfer auxiliary device for the sample injection injector of the full-automatic gas chromatograph as claimed in claim 1, further comprising a support leg, wherein the support platform is disposed on the support leg in an inclined or vertical manner.
4. The auxiliary device for transferring oil for a sample injector of a fully automatic gas chromatograph according to claim 1, wherein the oil transferring device is provided with a cavity therein, the cavity comprises a convex cavity, a circular cavity and a mounting cavity, the circular cavity is disposed around the convex cavity and is communicated with the convex cavity, one end of the mounting cavity is communicated with the convex cavity, the other end of the mounting cavity is used as a sample inlet of the oil transferring device, the lower part of the circular cavity is communicated with an oil outlet pipe, and the outlet of the oil outlet pipe is a sample outlet of the oil transferring device.
5. The auxiliary oil transfer device for the sample injector of the fully automatic gas chromatograph as recited in claim 1, wherein the top of the protruding cavity is provided with a vent hole, and the vent hole is externally connected with a control valve.
6. The auxiliary oil transfer device for the sample injector of the fully automatic gas chromatograph as recited in claim 1, wherein a secondary air release hole is formed at an upper portion of the circular cavity, and the secondary air release hole is externally connected with a secondary control valve.
7. The auxiliary oil transfer device as claimed in claim 1, wherein a transmission rod is disposed in the mounting cavity, the transmission rod is sleeved with a fan wheel at an outer end close to the sample inlet of the oil transfer device, an inner end of the transmission rod away from the sample inlet of the oil transfer device is disposed in the protrusion cavity, an inner end of the transmission rod is connected to the stirring rod, the support frame is fixed in the mounting cavity, and the transmission rod passes through the support frame and is rotatably connected to the support frame.
8. The auxiliary oil transfer device as claimed in claim 1, wherein the deep-stirring bar is further coupled to an inner end of the driving rod, and extends from a junction of the driving rod and the deep-stirring bar to both ends of the deep-stirring bar along the deep-stirring bar, such that a radius of a radial cross section of the deep-stirring bar is gradually reduced.
9. The oil transfer auxiliary device for the sample injector of the fully automatic gas chromatograph as recited in claim 1, wherein the deep agitating strip is provided with a plurality of agitating plates.
10. The oil transfer auxiliary device for the full-automatic gas chromatograph sampling injector of claim 1, wherein the connection position of the inner end of the stirring rod and the stirring rod is not the middle position of the stirring rod.
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| CN202011044255.XA CN112305137B (en) | 2020-09-28 | 2020-09-28 | Oil transfer auxiliary device for full-automatic gas chromatograph sampling injector |
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| CN202011044255.XA CN112305137B (en) | 2020-09-28 | 2020-09-28 | Oil transfer auxiliary device for full-automatic gas chromatograph sampling injector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114509518A (en) * | 2022-02-21 | 2022-05-17 | 淮北工科检测检验有限公司 | Oil-gas chromatography rapid measuring device based on large transformer |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04301537A (en) * | 1991-03-28 | 1992-10-26 | Shimadzu Corp | Apparatus for mixing, stirring and discharging solution |
| KR20000017679A (en) * | 1999-02-03 | 2000-04-06 | 최팔식 | An epoxy resin instilling and bubble removing device |
| JP2001235403A (en) * | 2000-02-22 | 2001-08-31 | Fuji Electric Co Ltd | Apparatus for injecting sample oil for gas analysis in vial |
| CN2859527Y (en) * | 2005-09-16 | 2007-01-17 | 福建省福州电业局 | Automatic degassing sampling device for insulating oil chromatographic analysis |
| CN203894082U (en) * | 2014-05-17 | 2014-10-22 | 国家电网公司 | Fully sealed insulating oil sampler |
| CN104913952A (en) * | 2015-05-15 | 2015-09-16 | 国家电网公司 | Glass syringe seal sampling auxiliary joint device used for insulating oil gas chromatography |
| KR20150133589A (en) * | 2014-05-20 | 2015-11-30 | 디에치이앤이 (주) | Distributor of Adhesive for Display Panel |
| CN105258975A (en) * | 2015-11-05 | 2016-01-20 | 云南省送变电工程公司 | Closed insulation oil sampling device and sampling method thereof |
| CN205054879U (en) * | 2015-09-11 | 2016-03-02 | 南京医科大学友谊整形外科医院有限责任公司 | Injection thing translator |
| CN205216618U (en) * | 2015-11-17 | 2016-05-11 | 中国人民解放军第三军医大学第一附属医院 | Epoxy resin preparation facilities |
| CN106198108A (en) * | 2016-07-20 | 2016-12-07 | 国网山东省电力公司烟台市福山区供电公司 | The method for quantitatively determining of active sulfur and special purpose device in a kind of insulating oil |
| CN207280805U (en) * | 2017-09-25 | 2018-04-27 | 广东电网有限责任公司东莞供电局 | A kind of transformer oil automatic sampling device |
| CN108195974A (en) * | 2017-12-20 | 2018-06-22 | 囯网河北省电力有限公司电力科学研究院 | Dissolved gas detaches automatic degasser and method in transformer oil sample |
| CN108714321A (en) * | 2018-05-25 | 2018-10-30 | 中国电子科技集团公司第十六研究所 | A kind of de-foaming process in wear-resistant paint whipping process |
| KR20190063236A (en) * | 2017-11-29 | 2019-06-07 | 주식회사 휴덴스 | LIQUID SYRINGE of FILLING MACHINE FOR REMOVING AND PREVENTING AIR BUBBLE |
-
2020
- 2020-09-28 CN CN202011044255.XA patent/CN112305137B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04301537A (en) * | 1991-03-28 | 1992-10-26 | Shimadzu Corp | Apparatus for mixing, stirring and discharging solution |
| KR20000017679A (en) * | 1999-02-03 | 2000-04-06 | 최팔식 | An epoxy resin instilling and bubble removing device |
| JP2001235403A (en) * | 2000-02-22 | 2001-08-31 | Fuji Electric Co Ltd | Apparatus for injecting sample oil for gas analysis in vial |
| CN2859527Y (en) * | 2005-09-16 | 2007-01-17 | 福建省福州电业局 | Automatic degassing sampling device for insulating oil chromatographic analysis |
| CN203894082U (en) * | 2014-05-17 | 2014-10-22 | 国家电网公司 | Fully sealed insulating oil sampler |
| KR20150133589A (en) * | 2014-05-20 | 2015-11-30 | 디에치이앤이 (주) | Distributor of Adhesive for Display Panel |
| CN104913952A (en) * | 2015-05-15 | 2015-09-16 | 国家电网公司 | Glass syringe seal sampling auxiliary joint device used for insulating oil gas chromatography |
| CN205054879U (en) * | 2015-09-11 | 2016-03-02 | 南京医科大学友谊整形外科医院有限责任公司 | Injection thing translator |
| CN105258975A (en) * | 2015-11-05 | 2016-01-20 | 云南省送变电工程公司 | Closed insulation oil sampling device and sampling method thereof |
| CN205216618U (en) * | 2015-11-17 | 2016-05-11 | 中国人民解放军第三军医大学第一附属医院 | Epoxy resin preparation facilities |
| CN106198108A (en) * | 2016-07-20 | 2016-12-07 | 国网山东省电力公司烟台市福山区供电公司 | The method for quantitatively determining of active sulfur and special purpose device in a kind of insulating oil |
| CN207280805U (en) * | 2017-09-25 | 2018-04-27 | 广东电网有限责任公司东莞供电局 | A kind of transformer oil automatic sampling device |
| KR20190063236A (en) * | 2017-11-29 | 2019-06-07 | 주식회사 휴덴스 | LIQUID SYRINGE of FILLING MACHINE FOR REMOVING AND PREVENTING AIR BUBBLE |
| CN108195974A (en) * | 2017-12-20 | 2018-06-22 | 囯网河北省电力有限公司电力科学研究院 | Dissolved gas detaches automatic degasser and method in transformer oil sample |
| CN108714321A (en) * | 2018-05-25 | 2018-10-30 | 中国电子科技集团公司第十六研究所 | A kind of de-foaming process in wear-resistant paint whipping process |
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| CN114509518A (en) * | 2022-02-21 | 2022-05-17 | 淮北工科检测检验有限公司 | Oil-gas chromatography rapid measuring device based on large transformer |
| CN114509518B (en) * | 2022-02-21 | 2024-01-16 | 淮北工科检测检验有限公司 | Oil-gas phase chromatography rapid determination device based on large-scale transformer |
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