CN209461252U - A kind of compact, the live oil-filtering apparatus of modular transformer oil - Google Patents
A kind of compact, the live oil-filtering apparatus of modular transformer oil Download PDFInfo
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- CN209461252U CN209461252U CN201920034395.5U CN201920034395U CN209461252U CN 209461252 U CN209461252 U CN 209461252U CN 201920034395 U CN201920034395 U CN 201920034395U CN 209461252 U CN209461252 U CN 209461252U
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- oil
- filter element
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- filtering apparatus
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Abstract
The utility model relates to a kind of compacts, the live oil-filtering apparatus of modular transformer oil, its principle are as follows: after the deterioration oil in power equipment is delivered to heater heating by oil pump, in the absorption filter element in parallel into several, it completes to regenerate for the first time under the action of adsorbent, then converge and be again fed in several precision Filter elements in parallel and carry out secondary deep regeneration, be finally delivered in fuel tank and keep in；Insulating oil is delivered to again in heater if disqualified upon inspection and repeats above procedure, until qualified.The covering device structure is simple, easy for assemble or unload, treatment effeciency is high, secondary pollution problem is not present, and can not shut down and filter core is repaired or replaced.
Description
Technical field
The utility model relates to electrical equipment technical fields, and in particular to a kind of compact, modular transformer oil scene
Oil-filtering apparatus.
Background technique
Insulating oil used in China's power equipment (such as transformer) is the mineral oil extracted from petroleum mostly, these
Mineral insulating oil is mainly made of two kinds of carbon, hydrogen elements, also contains a small amount of metal and nonmetallic equal impurity elements.Insulating oil uses
Impurity can be generated after a period of time and is deteriorated, performance sharp fall is caused, and need to carry out it regeneration treatment at this time, mutually inside the Pass
Hold and can be found in applicant disclosed Chinese patent CN103594231A and CN107978429A etc. not long ago.
Be disclosed at present there are many transformer oil regeneration treatment equipment, as CN207243849U, CN200985327Y,
CN203338910U, CN207243849U etc..These devices usually possess biggish volume, complicated pipeline, dismounting
Transport takes time and effort, and is on the one hand unfavorable for carrying out regeneration treatment in electric power equipment on-site, be needed instead by power equipment or receipts
The waste oil that collection comes, which is transported, to carry out regeneration treatment to specified place and then transports back again, and there are complex process, at high cost, efficiency
It is low, the regeneration period is long, easy secondary pollution problems；On the other hand, the absorbent particles during absorption regeneration be easy and impurity
In conjunction with bulky grain is gathered into, to block pipeline, it has to which frequent shutdown maintenance has delayed the plenty of time.
Utility model content
The purpose of the utility model is to overcome the above problem of the existing technology, a kind of compact, modularization are provided
Transformer oil scene oil-filtering apparatus, the covering device include oil pump, heater (heating wire), absorption filter element, precision Filter element, fuel tank and
Pipeline.Wherein, oil pump is connected by pipeline with heater, and heater is connected by pipeline with absorption filter element, and absorption filter element passes through
Pipeline is connected with temperature probe (temperature sensor) and precision Filter element, and precision Filter element is connected by pipeline with fuel tank, oil pump and oil
Case and inlet valve for conveying insulating oil to be processed are connected.
Further, the absorption filter element includes metal shell, nut cap, strainer, sealing ring, is arranged at metal shell both ends
Have strainer, between strainer be filled with adsorbent, the nut cap be fixed by screws in metal shell both ends and by sealing ring into
Row sealing, is provided with fuel feed hole or oil outlet in nut cap.
Further, the loading of adsorbent is 8-15kg in each absorption filter element, and the partial size of adsorbent is 1-5mm,
Aperture of filter screen size is 150-250 μm.
Further, the precision Filter element include metal shell, nut cap, combined type layering strainer, sealing ring, it is described compound
Formula layering strainer includes that the first filter screen close to oil inlet, the second intermediate filter screen and the third close to oil outlet filter
Net, combined type are layered strainer and are arranged in metal shell, and the nut cap is fixed by screws in metal shell both ends and by sealing
Circle is sealed, and fuel feed hole or oil outlet are provided in nut cap.
Further, the first filter screen of precision Filter element, the second filter screen, third filter screen pore size be respectively
45-55μm、8-12μm、2-4μm。
Further, described device includes 1-5 absorption filter element in parallel, on the oil pipeline of each absorption filter element
It is separately provided with valve.Multiple absorption filter elements are used in parallel can both to be ensure that respectively with flexible modulation production capacity, individual valve
It is completely independent and is independent of each other between a filter core, and (side Bian Zaisheng is to filter core convenient for adsorbent replacement and equipment on-line maintenance
Carry out repair and replacement).
Similar, described device equally includes 1-5 precision Filter element in parallel, in the oil pipeline of each precision Filter element
On be separately provided with valve.
Further, it is provided with total valve between heater and absorption filter element, enters the exhausted of absorbing process for adjusting
Edge oil conveying capacity.
Further, described device is fixed on the pedestal with idler wheel, easy to remove.
Insulating oil inferior in power equipment (such as transformer) passes through pipeline by oil inlet under the powerful sucking action of oil pump
Valve enters live oil-filtering apparatus, and heated device is entered in absorption filter element in parallel at the beginning of progress after being heated to regeneration temperature by total valve
Step regeneration subsequently enters precision Filter element progress multistage and gos deep into regeneration treatment, and the insulating oil for handling qualification, which is delivered in fuel tank, keeps in.
If detection is unqualified, it is delivered in heater again and repeats above-mentioned regenerative process, until it is qualified, finally it is delivered to power equipment
In, realization is handled on the spot uses (i.e. processing is used) on the spot.
Compared with prior art, the utility model has the following beneficial effects: (1) whole device uses modularized design,
Dismounting is simple, can not only be fixed on certain use, use can also be moved between the multiple power equipments being closer, or
Person easily transports transfer with vehicle；(2) processing capacity is flexibly adjustable, each filter core, which works independently, to be independent of each other, and one stifled
Filling in or being broken only need to close corresponding valve and be repaired or replaced, and do not influence the normal operation of complete equipment, have
The function of on-line maintenance；(3) processing capacity is stronger, more than 60L/h, insulating oil after in-situ processing can direct feedback to electric power
Equipment reduces the time transported back and forth, more efficient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (vertical view) of the utility model scene oil-filtering apparatus；
Fig. 2 is the structural schematic diagram (facing) of the utility model scene oil-filtering apparatus；
Fig. 3 is the structural schematic diagram of absorption filter element；
Fig. 4 is absorption filter element metal shell end view；
Fig. 5 is absorption filter element metal shell cross-sectional end view.
Wherein, oil pump 1, inlet valve 2, heater 3, total valve 4, absorption filter element 5, temperature probe 6, precision Filter element 7, fuel tank
8, pedestal 9 passes in and out oilhole 10, nut cap 11, metal shell 12, strainer 13, sealing ring 14.
Specific embodiment
To make those of ordinary skill in the art fully understand the technical solution of the utility model and beneficial effect, below in conjunction with
Specific embodiment is further described.
As shown in Figs. 1-5, a kind of compact, the live oil-filtering apparatus of modular transformer oil, including oil pump 1, inlet valve 2,
Heater 3, total valve 4, absorption filter element 5, temperature probe 6, precision Filter element 7, fuel tank 8, pedestal 9, disengaging oilhole 10, nut cap 11,
Metal shell 12, strainer 13, sealing ring 14.Absorption filter element 5 is similar with 7 structure of precision Filter element, all includes metal shell 12 and position
Nut cap 11 in shell both ends is fixedly connected by screw between the two and sealing ring 14 seals, and insulating oil is from nut cap
Oil inlet enters in filter core, from the oil outlet discharge in other end nut cap.Wherein, absorption filter element 5 is tight at 12 both ends of metal shell
It is provided in metal screen (200 μm or so of aperture) by sealing ring, adsorbent (power industry regular supplies is filled between two strainers
Kind, reference can be made to above-mentioned earlier application), the loading of single absorption filter element is about 10kg, and adsorbent partial size is about 3mm.Precision filter
Core 7 then uses combined type layered filtration net, including the first filter screen, the second filter screen and third filter screen, the hole of three
Diameter is gradually reduced, and respectively may be about 50,10,3 μm.Absorption filter element and precision Filter element all use the mode of multiple modules in parallel, and one
Aspect is conducive to improve insulating oil regeneration treatment speed, on the other hand realizes filter element replacing or maintenance is not shut down, the company of realizing
Continuousization regeneration.
Insulating oil in power equipment enters in heater 3 under the action of oil pump 1, through pipeline through inlet valve 2, to oil
Entered in several absorption filter elements 5 in parallel after temperature rise to setting value by total valve 4, the height come out from 5 end of absorption filter element
Warm insulating oil is converged by metal tubes and is suitably cooled down, and is delivered to again after the detection of temperature probe 6 is cooled to setting value several
The precision Filter element 7 of a parallel connection carries out secondary deep regeneration, finally summarizes and is delivered in fuel tank 8.Insulating oil sampling after regeneration
Detect whether it is up to standard, it is not up to standard, it is delivered in heater again and repeats above-mentioned regeneration step, until qualified.After qualification
Insulating oil can directly site transport into power equipment.
Package unit is fixed on pedestal 9 by screw and metal buckle, and the foot of brake device is provided on pedestal 9
Wheel, convenient for the movement and fixation of equipment.All parts, pipeline are connected when use, can be switched on after confirmation sealing is intact
Operation；It successively dismantles after use oil pump, heater, filter core, pipeline etc., entire disassembly process only needs 1 staff
It is completed in 30min by spanner and screwdriver, it is very convenient.Practical application shows the equipment for deterioration transformer oil again
Raw processing is not only high-efficient, but also adapts to very much scene, continuous operations, time saving and energy saving.
Claims (9)
1. the live oil-filtering apparatus of a kind of compact, modular transformer oil, it is characterised in that the device include oil pump, heater,
Absorption filter element, precision Filter element, fuel tank and pipeline, wherein oil pump is connected by pipeline with heater, and heater is by pipeline and inhales
Attached filter core is connected, and absorption filter element is connected by pipeline with temperature probe and precision Filter element, and precision Filter element passes through pipeline and fuel tank phase
Even, inlet valve of the oil pump with fuel tank and for conveying insulating oil to be processed is connected.
2. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: absorption
Filter core includes metal shell, nut cap, strainer, sealing ring, and metal shell both ends are provided with strainer, filled with suction between strainer
Attached dose, nut cap is fixed by screws in metal shell both ends and is sealed by sealing ring, and fuel feed hole is additionally provided in nut cap
Or oil outlet.
3. a kind of compact as claimed in claim 2, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: each
The loading of adsorbent is 8-15kg in absorption filter element, and the partial size of absorbent particles is 1-5mm, and aperture of filter screen size is 150-
250μm。
4. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: accurate
Filter core includes metal shell, nut cap, combined type layering strainer, sealing ring, and the combined type layering strainer includes close to oil inlet
The first filter screen, the second intermediate filter screen and the third filter screen close to oil outlet, combined type is layered strainer setting and exists
Inside metal shell, nut cap is fixed by screws in metal shell both ends and is sealed by sealing ring, is provided in nut cap
Fuel feed hole or oil outlet.
5. a kind of compact as claimed in claim 4, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: accurate
First filter screen of filter core, the second filter screen, third filter screen pore size be respectively 45-55 μm, 8-12 μm, 2-4 μm.
6. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: the dress
It sets including 1-5 absorption filter element in parallel, is separately provided with valve on the oil pipeline of each absorption filter element.
7. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: the dress
It sets including 1-5 precision Filter element in parallel, is separately provided with valve on the oil pipeline of each precision Filter element.
8. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: adding
Total valve is provided between hot device and absorption filter element.
9. a kind of compact as described in claim 1, the live oil-filtering apparatus of modular transformer oil, it is characterised in that: the dress
It sets and is fixed on the pedestal with idler wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034395.5U CN209461252U (en) | 2019-01-09 | 2019-01-09 | A kind of compact, the live oil-filtering apparatus of modular transformer oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034395.5U CN209461252U (en) | 2019-01-09 | 2019-01-09 | A kind of compact, the live oil-filtering apparatus of modular transformer oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209461252U true CN209461252U (en) | 2019-10-01 |
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ID=68044046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920034395.5U Expired - Fee Related CN209461252U (en) | 2019-01-09 | 2019-01-09 | A kind of compact, the live oil-filtering apparatus of modular transformer oil |
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| CN (1) | CN209461252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113274803A (en) * | 2021-05-31 | 2021-08-20 | 广东电网有限责任公司 | Oil filtering system and method based on transformer on-load switch |
-
2019
- 2019-01-09 CN CN201920034395.5U patent/CN209461252U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113274803A (en) * | 2021-05-31 | 2021-08-20 | 广东电网有限责任公司 | Oil filtering system and method based on transformer on-load switch |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20200109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |