CN208752042U - Oil spray vacuum degasser for oil chromatography on-line monitoring - Google Patents
Oil spray vacuum degasser for oil chromatography on-line monitoring Download PDFInfo
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- CN208752042U CN208752042U CN201821013142.1U CN201821013142U CN208752042U CN 208752042 U CN208752042 U CN 208752042U CN 201821013142 U CN201821013142 U CN 201821013142U CN 208752042 U CN208752042 U CN 208752042U
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Abstract
The utility model discloses a kind of oil spray vacuum degassers for oil chromatography on-line monitoring, it is related to chromatography for material separation field, including the degassing cylinder for degassing, the degassing cylinder is equipped with the oil return opening for the oil inlet of oil inlet and for oil extraction, it further include the vacuum pump for realizing degassing cylinder negative pressure and the circulating electromagnetic valve for realizing recycle oil, the oil inlet and oil return opening connect spray structure at the oil inlet by being equipped with the piping connection of circulating electromagnetic valve.When in use, 1 internal pressure of degassing cylinder is first evacuated to perfect vacuum negative pressure state, reinjects transformer oil, is then repeatedly recycled, be pumped through the gas of filter, completed Concentration Testing work, finally recycle oil sample.The utility model has the beneficial effects that improving degassing efficiency, degassing time is shortened；Face in an inverted cone is arranged in the inner bottom side of degassing cylinder, can not only effectively reduce Residual oil volume, the impurity for depositing degassing cylinder inside bottom can also be avoided to be pumped into pipeline.
Description
Technical field
The utility model relates to chromatographies by material separation field, and especially a kind of oil for oil chromatography on-line monitoring sprays
Drench vacuum degasser.
Background technique
Currently, both at home and abroad all without the technology for directly detecting Dissolved Gas Content in Transformer Oil, either laboratory is examined
It is measured again after the gas abjection that measurement equipment or field erected online detection instrument must be dissolved in transformer oil.
Deviating from dissolved gas from transformer oil is the key that realize quickly detection, accurately measure and prerequisite.Most common transformation
Abjection dissolved gas technology vacuum outgas method has reciprocal pull bellows or piston type and magnetic drive stirring-type in device oil, deposits
In the disadvantages such as structure is complicated, degassing time is long, degassing efficiency is low.
Utility model content
The purpose of this utility model is to shorten transformer oil degassing time and improve degassing efficiency, is devised a kind of for oil
The oil spray vacuum degasser of chromatogram monitoring.
Realize that above-mentioned purpose the technical solution of the utility model is, a kind of oil spray vacuum for oil chromatography on-line monitoring
Degasser, including the degassing cylinder for degassing, the degassing cylinder is equipped with the oil return for the oil inlet of oil inlet and for oil extraction
Mouthful, which is characterized in that it further include the vacuum pump for realizing degassing cylinder negative pressure and the circulating electromagnetic valve for realizing recycle oil, institute
Oil inlet and oil return opening are stated by being equipped with the piping connection of circulating electromagnetic valve, spray structure is connected at the oil inlet.
Further, the bottom end side in the degassing cylinder is arranged to back taper face, and the oil return opening is arranged in back taper
On face.
Further, the degassing cylinder includes cylinder body and cylinder cap, and several through-holes that the cylinder cap is equipped with dense distribution are formed
Spray structure.
Further, the spray structure is shower.
It further, further include vacuum solenoid and the filter for being used for oil-mist filtering, the vacuum pump is true by being equipped with
The pipeline of empty solenoid valve and filter is connect with degassing cylinder.
Further, the outside of the degassing cylinder is equipped with heater and the temperature sensing for detecting degassing cylinder temperature
Device, the heater are controlled by PID controller and are connected.
Further, the liquid level sensor for monitoring oil level is equipped in the degassing cylinder.
Further, it is successively arranged oil pump and non-return solenoid valve on the pipeline between the circulating electromagnetic valve and oil inlet,
Pipeline between the circulating electromagnetic valve and oil pump is arranged to tee tube A, and another pipeline exit of the tee tube A is equipped with
Inlet valve；Pipeline between the oil pump and non-return solenoid valve is arranged to tee tube B, another pipe outlet of the tee tube B
Place is equipped with delivery valve.
Further, the screen modules of rotation, the spray structure face filter screen group are additionally provided in the degassing cylinder
Part, the screen modules include the bull stick of rotation, the cylindrical stent being looped around on the outside of bull stick and are arranged in cylindrical stent
On filter screen.
A kind of application method of the oil spray vacuum degasser for oil chromatography on-line monitoring, comprising the following steps:
A, degassing cylinder internal pressure is evacuated to negative pressure state using vacuum pump；
B, suitable oil is injected into degassing cylinder；
C, the oil in degassing cylinder is repeatedly sprayed by circulation line, makes the subnormal ambient of oil with degassing cylinder inner top
It comes into full contact with, accelerates dissolved gas and be diffused from oil to negative pressure region；
D, the gas in degassing cylinder is extracted and be sent into out detector using vacuum pump, complete Concentration Testing work.
E, the oil sample after degassing is extracted out.
The beneficial effects of the utility model are:
A kind of new device for diffusing out the dissolved gas in transformer oil from transformer oil is devised, greatly
The devices such as former reciprocal pull bellows are simplified, degassing efficiency is improved, shortens degassing time；It devises matched
Pipeline, pipeline are when in use, clear succinct understandable；Face in an inverted cone is arranged in the inner bottom side of degassing cylinder, not only
Residual oil volume can be only effectively reduced, the impurity for depositing degassing cylinder inside bottom can also be avoided to be pumped into pipeline；It devised
Net-filter assembly improves the flow velocity of oil sample, increases the speed of diffusion, also avoids oil sample and degassing gas concentrates on spray structure
Nozzle, influence diffusion effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model oil spray vacuum degasser；
Fig. 2 is the structural schematic diagram of oil spray vacuum degasser of the utility model with screen modules；
Fig. 3 is the partial structural diagram of the utility model screen modules；
Fig. 4 is the left view structural representation of Fig. 3.
In above each figure, 1, degassing cylinder；101, cylinder body；102, cylinder cap；2, oil inlet；3, oil return opening；4, vacuum pump；5, it follows
Ring solenoid valve；6, spray structure；7, vacuum solenoid；8, filter；9, heater；10, temperature sensor；11, level sensing
Device；12, oil pump；13, non-return solenoid valve；14, inlet valve；15, delivery valve；16, screen modules；161, bull stick；162, cylinder
Shape bracket；163, filter screen.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken,
Below in conjunction with attached drawing and preferred embodiment, to foundation specific embodiment of the present utility model, structure, feature and its effect, in detail
Carefully it is described as follows:
The principle of the application is that the essence for deviating from dissolved gas in transformer oil is dissolved gas Xiang Zhen from transformer oil
The process that empty region is diffused and tends to balance.Under same volume, temperature and pressure condition, contact area is bigger, dissolution
The diffusion velocity of gas is faster, and the time needed for reaching diffusion balance is shorter.It therefore, can be by increasing transformer oil and vacuum
The contact area in region, to shorten degassing time and improve degassing efficiency.
A kind of oil spray vacuum degasser for oil chromatography on-line monitoring, as shown in Figure 1, including for the de- of degassing
Cylinder 1, degassing cylinder 1 are equipped with the oil return opening 3 for the oil inlet 2 of oil inlet and for oil extraction, and the application's focuses on, and further includes
Vacuum pump 4 and circulating electromagnetic valve 5, wherein vacuum pump 4 is in negative pressure state, preferably vacuum shape for realizing 1 inner cavity of degassing cylinder
State；Circulating electromagnetic valve 5 circulates for realizing transformer oil in degassing cylinder 1, and oil inlet 2 and oil return opening 3 pass through equipped with circulation
The piping connection of solenoid valve 5 connects spray structure 6 at oil inlet 2, i.e. circulating electromagnetic valve 5 flows transformer oil repeatedly, sprays
It into the negative pressure cavity in degassing cylinder 1, spreads dissolved gas repeatedly from transformer oil to vacuum area, improves diffusion
Effect out.
Another of the application focuses on, and the inner bottom side of degassing cylinder 1 is arranged face in an inverted cone, and shape can be with
It is inverted cone, is also possible to inverted truncated cone-shaped, does not do specific restriction herein.Oil return opening 3 is arranged in back taper face
On, compared to flat interface, 9/16 Residual oil volume can be effectively reduced, in addition to this it is possible to avoid 1 inside of degassing cylinder
The impurity of bottom deposit is pumped into pipeline.
The spray structure 6 of the application can there are many design scheme, first, degassing cylinder 1 includes cylinder body 101 and cylinder cap 102,
Cylinder cap 102 is equipped with several through-holes of dense distribution, and oil inlet 2 connects through-hole, and high-tension transformer oil leads to after the outflow of oil inlet 2
Through-hole is crossed, spray structure 6 is formed.Second, connecting a shower directly at oil inlet 2.High-tension transformer oil passes through spray knot
Structure 6 forms mist, and when degassing, monitored oil sample spray increased contact of the transformer oil with vacuum area in degassing cylinder assembly
Area, and then shorten degassing time and improve degassing efficiency.
In order to avoid contaminated with oil mist detector, vacuum solenoid 7 is connected in the top of degassing cylinder 1 and was used for oil-mist filtering
Filter 8, vacuum pump 4 connect by being equipped with the pipeline of vacuum solenoid 7 and filter 8 with degassing cylinder 1, and filter 8 can be with
Filter out the mist of oil ingredient of abjection gas.
The outside of degassing cylinder 1 is equipped with heater 9 and the temperature sensor 10 for detecting temperature in degassing cylinder 1, heater 9
It is controlled and is connected by PID controller.Temperature is controlled by adjusting, to shorten degassing time and improve degassing efficiency；In degassing cylinder 1
It is interior to be equipped with liquid level sensor 11 for monitoring oil level, the liquid level sensor 11 it is height-adjustable, to become for quantitatively circulation
Depressor oil.
It is specific as shown in Figure 1, circulation electromagnetism this application provides a kind of circuit design to realize that fuel feeding and oil return are smooth
Oil pump 12 and non-return solenoid valve 13 are successively arranged on pipeline between valve 5 and oil inlet 2, between circulating electromagnetic valve 5 and oil pump 12
Pipeline be arranged to tee tube A, another pipeline exit of tee tube A is equipped with inlet valve 14；Oil pump 12 and non-return solenoid valve
Pipeline between 13 is arranged to tee tube B, and another pipeline exit of tee tube B is equipped with delivery valve 15.The pipeline of design, both
It can satisfy oil inlet, it is fuel-displaced, additionally it is possible to meet circulating for transformer oil.In addition, the pipeline being related in the application can be with
It is formed with 3mm stainless steel pipeline.
In addition, as shown in Figures 2 to 4, the screen modules 16 of rotation are additionally provided in degassing cylinder 1, the spray structure 6 is just
To screen modules, screen modules 16 include the bull stick 161 of rotation, 162 and of cylindrical stent for being looped around 161 outside of bull stick
Filter screen 163 on cylindrical stent 162 is set.The oil sample sprayed from spray structure 6, by high-speed rotating filter screen
163, the flow velocity of oil sample is improved, the speed of its diffusion is increased, oil sample is also avoided and degassing gas concentrates on spray knot
The nozzle of structure 6, influences diffusion effect.
Present invention also provides a kind of application method of oil spray vacuum degasser for oil chromatography on-line monitoring, packets
Include following steps:
A, before degassing starting, circulating electromagnetic valve 5, oil pump 12, non-return solenoid valve 13, inlet valve 14 and delivery valve 15 are in
Closed state.After starting, it is first turned on vacuum pump 4 and vacuum solenoid 7,1 internal pressure of degassing cylinder is evacuated to perfect vacuum and is born
Pressure condition.
B, non-return solenoid valve 13, inlet valve 14 and oil pump 12, oil pump 12 are opened and transformer oil is passed through into spray by oil inlet 2
Leaching structure 6 is sprayed in degassing cylinder 1, until closing non-return electromagnetism after liquid level sensor 11 monitors that oil level line reaches preset value
Valve 13, inlet valve 14 and oil pump 12.
C, circulating electromagnetic valve 5, oil pump 12 and non-return solenoid valve 13 are opened, realizes that the transformer oil in degassing cylinder 1 sprays repeatedly
Leaching, comes into full contact with transformer oil with 1 inner top vacuum environment of degassing cylinder.About after five minutes, circulating electromagnetic valve 5, oil pump are closed
12 and non-return solenoid valve 13.
D, detector will be extracted and be sent into out by the gas of 8 mist filtration of filter by starting vacuum pump 4 and vacuum solenoid 7,
Complete Concentration Testing work.
E, open circulating electromagnetic valve 5, oil pump 12 and delivery valve 15 by the oil sample after degassing by oil return opening 3 from degassing cylinder 1
It extracts out and returns in transformer.
In addition, whole process heater 9 is consistent with temperature sensor 10 in running order, degassing cylinder 1 is constant pre-
Determine temperature.
The utility model is described above with reference to preferred embodiment, but the protection scope of the utility model is not
Limited to this can carry out various improvement and can be with equivalent without departing from the scope of the invention to it
Object replaces component therein, as long as structural conflict is not present, items technical characteristic mentioned in the various embodiments can appoint
Meaning mode combines, and any reference signs in the claims should not be construed as limiting the involved claims no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive.Therefore, any right that falls into is wanted
All technical solutions in the range of asking are within the protection scope of the present utility model.
Claims (9)
1. a kind of oil spray vacuum degasser for oil chromatography on-line monitoring, described including the degassing cylinder (1) for degassing
Degassing cylinder (1) is equipped with the oil return opening (3) for the oil inlet (2) of oil inlet and for oil extraction, which is characterized in that further includes for real
The now vacuum pump (4) of degassing cylinder (1) negative pressure and the circulating electromagnetic valve (5) for realizing recycle oil, the oil inlet (2) and oil return
Mouthful (3) connect spray structure (6) at the oil inlet (2) by being equipped with the piping connection of circulating electromagnetic valve (5).
2. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
It states the bottom end side in degassing cylinder (1) and is arranged to back taper face, the oil return opening (3) is arranged on back taper face.
3. a kind of oil spray vacuum degasser for oil chromatography on-line monitoring according to claim 1, feature exist
In the degassing cylinder (1) includes cylinder body (101) and cylinder cap (102), and the cylinder cap (102) is equipped with several through-holes of dense distribution
It is formed spray structure (6).
4. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
Stating spray structure (6) is shower.
5. a kind of oil spray vacuum degasser for oil chromatography on-line monitoring according to claim 1, feature exist
In further including vacuum solenoid (7) and the filter (8) for being used for oil-mist filtering, the vacuum pump (4), which passes through, is equipped with vacuum electromagnetic
The pipeline of valve (7) and filter (8) is connect with degassing cylinder (1).
6. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
The outside for stating degassing cylinder (1) is equipped with heater (9) and the temperature sensor (10) for detecting degassing cylinder (1) interior temperature, described
Heater (9) is controlled by PID controller and is connected.
7. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
State the liquid level sensor (11) being equipped in degassing cylinder (1) for monitoring oil level.
8. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
It states and is successively arranged oil pump (12) and non-return solenoid valve (13) on the pipeline between circulating electromagnetic valve (5) and oil inlet (2), it is described to follow
Pipeline between ring solenoid valve (5) and oil pump (12) is arranged to tee tube A, and another pipeline exit of the tee tube A is set
There are inlet valve (14)；Pipeline between the oil pump (12) and non-return solenoid valve (13) is arranged to tee tube B, the tee tube B's
Another pipeline exit is equipped with delivery valve (15).
9. the oil spray vacuum degasser according to claim 1 for oil chromatography on-line monitoring, which is characterized in that institute
State the screen modules (16) that rotation is additionally provided in degassing cylinder (1), spray structure (6) the face screen modules, the mistake
Net-filter assembly (16) includes that the bull stick (161) of rotation, the cylindrical stent (162) being looped around on the outside of bull stick (161) and setting exist
Filter screen (163) on cylindrical stent (162).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821013142.1U CN208752042U (en) | 2018-06-28 | 2018-06-28 | Oil spray vacuum degasser for oil chromatography on-line monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821013142.1U CN208752042U (en) | 2018-06-28 | 2018-06-28 | Oil spray vacuum degasser for oil chromatography on-line monitoring |
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| Publication Number | Publication Date |
|---|---|
| CN208752042U true CN208752042U (en) | 2019-04-16 |
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ID=66054333
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821013142.1U Active CN208752042U (en) | 2018-06-28 | 2018-06-28 | Oil spray vacuum degasser for oil chromatography on-line monitoring |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627601A (en) * | 2018-06-28 | 2018-10-09 | 山东五岳电器有限公司 | Oil spray vacuum degasser and application method for oil chromatography on-line monitoring |
| CN112198267A (en) * | 2020-10-14 | 2021-01-08 | 南京华帅科技有限公司 | Modularized transformer oil chromatogram degassing device |
| CN113567393A (en) * | 2021-07-29 | 2021-10-29 | 湖南五凌电力科技有限公司 | Online monitoring system for dissolved gas in laser spectrum oil |
| CN113567223A (en) * | 2021-07-29 | 2021-10-29 | 湖南五凌电力科技有限公司 | Constant-temperature negative-pressure dynamic headspace oil-gas separation device and method |
-
2018
- 2018-06-28 CN CN201821013142.1U patent/CN208752042U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627601A (en) * | 2018-06-28 | 2018-10-09 | 山东五岳电器有限公司 | Oil spray vacuum degasser and application method for oil chromatography on-line monitoring |
| CN112198267A (en) * | 2020-10-14 | 2021-01-08 | 南京华帅科技有限公司 | Modularized transformer oil chromatogram degassing device |
| CN113567393A (en) * | 2021-07-29 | 2021-10-29 | 湖南五凌电力科技有限公司 | Online monitoring system for dissolved gas in laser spectrum oil |
| CN113567223A (en) * | 2021-07-29 | 2021-10-29 | 湖南五凌电力科技有限公司 | Constant-temperature negative-pressure dynamic headspace oil-gas separation device and method |
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