CN205333127U - Transformer oil measurement system - Google Patents
Transformer oil measurement system Download PDFInfo
- Publication number
- CN205333127U CN205333127U CN201521086139.9U CN201521086139U CN205333127U CN 205333127 U CN205333127 U CN 205333127U CN 201521086139 U CN201521086139 U CN 201521086139U CN 205333127 U CN205333127 U CN 205333127U
- Authority
- CN
- China
- Prior art keywords
- oil
- pipeline
- transformer
- valve
- branch road
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Pipeline Systems (AREA)
Abstract
The utility model provides a transformer oil measurement system. The utility model discloses transformer oil measurement system, include: oil tank, a control flap, the 2nd control flap, transformer oiling branch road, transformer oiling branch road includes: flowmeter, the 3rd control flap, fourth control flap, a control flap's one end is connected to the output of oil tank, a control flap's the other end with the 3rd control flap's one end is through first pipeline intercommunication, the 3rd control flap's the other end passes through second pipeline intercommunication with the one end of flowmeter, third pipeline intercommunication is passed through to the other end of flowmeter and the 2nd control flap's one end, transformer tank's notes oil pipe way is connected to the 2nd control flap's the other end, first pipeline passes through fourth pipeline intercommunication with the third pipeline, is equipped with fourth control flap on the fourth pipeline, the height that highly is higher than transformer oiling branch road with annotates the oil pipe way of oil tank, annotate the height that highly is higher than transformer oiling branch road on oil pipe way. The utility model discloses metering error is less.
Description
Technical field
This utility model relates to transformer oil field of measuring techniques, particularly relates to a kind of transformer oil metering system。
Background technology
In the manufacturing process of transformator, come out of the stove at transformer dry, after general assembly, oiling need to be carried out, high-power transformer, when oiling, need to fill deep fat, and oil tank of transformer has carried out application of vacuum, being in negative pressure state, transformer oil is sucked in fuel tank by transformator by negative pressure of vacuum。
In prior art, oil measurement device adopts pointer-type effusion meter, is utilize inlet outlet pressure differential effect, makes the elliptic gear on axle rotate and drain, measures its revolution to calculate the total value of its trickle。Inventor finds that in realizing process of the present utility model existing effusion meter has at least problems with: after transformator evacuation, and its pressure reduction is relatively big, as it cannot be guaranteed that in pipeline hydraulically full, bubble removing side by side, then its metering will produce bigger error；And in pipeline, can not have impurity, once its geared system of impurity jam, then it cannot rotate, or affects its rotating speed, and this all makes its metric results produce relatively large deviation。
Utility model content
This utility model provides a kind of transformer oil metering system, can inject the oil mass of fuel tank by metering transformer oil more accurately。
This utility model provides a kind of transformer oil metering system, including:
Oil tank, the first control valve, the second control valve, oiling transformer branch road；
Wherein, described oiling transformer branch road, including: effusion meter, the 3rd control valve, the 4th control valve；
Wherein, the outfan of described oil tank connects described first one end controlling valve；
Described first other end controlling valve controls one end of valve by the first pipeline communication with the described 3rd；
Described 3rd other end controlling valve is connected by second pipe with one end of described effusion meter；
The other end of described effusion meter controls one end of valve by the 3rd pipeline communication with described second；
The oil filling pipeline of the described second other end connection transformer fuel tank controlling valve；
Described first pipeline and described 3rd pipeline are by the 4th pipeline communication, and described 4th pipeline is provided with the 4th control valve；
The height of described oil tank is higher than the height of described oiling transformer branch road and described oil filling pipeline；The height of described oil filling pipeline is higher than the height of described oiling transformer branch road。
Alternatively, as a kind of enforceable mode, also include:
Transformator oil return branch road；
Wherein, described transformator oil return branch road, including: the 5th controls valve；
Described 3rd pipeline is provided with the 6th control valve；
Described 6th one end controlling valve is connected with the other end of described effusion meter；
Described 6th other end controlling valve and described second controls the 3rd pipeline between valve, controls one end of valve by the 5th pipeline communication with the described 5th；
Described 5th controls the other end of valve with described second pipe by the 6th pipeline communication。
Alternatively, as a kind of enforceable mode, also include: oil pump；
Wherein, one end of described oil pump is connected with the outfan of described oil tank；
The other end of described oil pump and described first pipeline communication。
Alternatively, as a kind of enforceable mode, described flow is calculated as turbine flowmeter。
Alternatively, as a kind of enforceable mode, described oil filling pipeline is flexible pipe。
This utility model transformer oil metering system, by being disposed above the height of described oiling transformer branch road and described oil filling pipeline by the height of oil tank；The height of described oil filling pipeline is disposed above the height of described oiling transformer branch road, guarantee effusion meter pipeline is full of all the time oil, thus eliminating the error that oil underfill pipeline brings, oiling metering can be realized, also respective valves can be closed, obstructed inflow-rate of water turbine meter oiling, can inject the oil mass of fuel tank by metering transformer oil more accurately。
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings。
Fig. 1 is the structural representation of this utility model transformer oil metering system one embodiment；
Fig. 2 is the overall structure schematic diagram of this utility model transformer oil metering system one embodiment；
Schematic diagram is moved towards in the oiling that Fig. 3 is this utility model transformer oil metering system one embodiment；
Fig. 4 is the structural representation of this utility model transformer oil another embodiment of metering system；
Schematic diagram is moved towards in the oil return that Fig. 5 is this utility model transformer oil another embodiment of metering system。
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of this utility model, rather than whole embodiments。Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection。
Fig. 1 is the structural representation of this utility model transformer oil metering system one embodiment。Fig. 2 is the overall structure schematic diagram of this utility model transformer oil metering system one embodiment。Schematic diagram is moved towards in the oiling that Fig. 3 is this utility model transformer oil metering system one embodiment。As it is shown in figure 1, the transformer oil metering system of the present embodiment, including:
Oil tank, the first control valve K1, the second control valve K2, oiling transformer branch road；
Wherein, described oiling transformer branch road, including: effusion meter, the 3rd control valve K3, the 4th control valve K4；
Wherein, the outfan of described oil tank connects described first one end controlling valve K1；
One end of described first other end and described 3rd control valve K3 controlling valve K1 is connected by the first pipeline 11；
Described 3rd controls the other end of valve K3 is connected by second pipe 12 with one end of described effusion meter；
The other end of described effusion meter is controlled one end of valve K2 and is connected by the 3rd pipeline 13 with described second；
The oil filling pipeline of the described second other end connection transformer fuel tank controlling valve K2；
Described first pipeline 11 is connected by the 4th pipeline 14 with described 3rd pipeline 13, and described 4th pipeline 14 is provided with the 4th control valve K4；
The height of described oil tank is higher than the height of described oiling transformer branch road and described oil filling pipeline；The height of described oil filling pipeline is higher than the height of described oiling transformer branch road。
Specifically, in existing metering device, after transformator evacuation, its pressure reduction is relatively big, as it cannot be guaranteed that in pipeline hydraulically full, bubble removing side by side, then its metering will produce bigger error；And in pipeline, can not have impurity, once its geared system of impurity jam, then it cannot rotate, or affects its rotating speed, and this all makes its metric results produce relatively large deviation；And in order to avoid liquid contains impurity, containing bubble, need to adding filter and gas trap in pipeline, this will make its pipeline extend, link position becomes many, make the maintenance in the processing of pipeline itself and normal operation all become complex, spend bigger。
And in this utility model, as shown in Figure 1 and Figure 2, transformer oil loop includes: oiling transformer branch road, the height of oil tank is higher than the height of described oiling transformer branch road and described oil filling pipeline；The height of described oil filling pipeline is higher than the height of described oiling transformer branch road, it can be ensured that be full of transformer oil in pipeline all the time, thus avoiding the error that effusion meter idle running brings。
Fig. 1 is the plan structure figure of system shown in Figure 2。
Work process is as follows:
After transformator general assembly, first fuel tank is carried out evacuation, after reaching certain vacuum, oil tank of transformer is in high vacuum state, open the corresponding switch controlling valve, regulate corresponding effusion meter coefficient, transformer oil can be realized accurately metering；
When oiling, as it is shown in figure 1, close K4, open K1, K2, K3, utilize the pull of vacuum in oil tank of transformer, transformer oil is sucked in fuel tank, complete oiling work；In Fig. 1, direction shown in arrow is the trend of oiling；As it is shown on figure 3, as measured, then close K3, open K4 and can complete oiling；In Fig. 3, direction shown in arrow is the trend of oiling。
Wherein, in actual applications, described oil filling pipeline is flexible pipe。
The transformer oil metering system of the present embodiment, by being disposed above the height of described oiling transformer branch road and described oil filling pipeline by the height of oil tank；The height of described oil filling pipeline is disposed above the height of described oiling transformer branch road, guarantee effusion meter pipeline is full of all the time oil, thus eliminating the error that oil underfill pipeline brings, oiling metering can be realized, also respective valves can be closed, obstructed inflow-rate of water turbine meter oiling, can inject the oil mass of fuel tank by metering transformer oil more accurately。
Fig. 4 is the structural representation of this utility model transformer oil another embodiment of metering system。Schematic diagram is moved towards in the oil return that Fig. 5 is this utility model transformer oil another embodiment of metering system。On the basis of above-described embodiment, further, after transformer experiment, need to transformer oil be led back in oil tank, in order to oil return being also carried out metering, in the present embodiment, as shown in Figure 4, this system, also include:
Transformator oil return branch road；
Wherein, described transformator oil return branch road, including: the 5th controls valve K5；
Described 3rd pipeline 13 is provided with the 6th control valve K6；
Described 6th one end controlling valve K6 is connected with the other end of described effusion meter；
Described 6th other end controlling valve K6 and described second controls the 3rd pipeline 13 between valve K2, and the one end controlling valve K5 with the described 5th is connected by the 5th pipeline 15；
Described 5th other end controlling valve K5 is connected by the 6th pipeline 16 with described second pipe 12。
Specifically, in the present embodiment, after transformer experiment, need to transformer oil be led back in oil tank, open respective valves switch, the accurate metering of transformer oil oil return can be realized。
When oil return, as shown in Figure 4, close K3, K6, open K1, K2, K5, utilize oil pump to inject oil in oil tank；In Fig. 4, direction shown in arrow is the trend of oil return。As it is shown in figure 5, when not needing to measure, close K1, K4, K6, open K2, K3, K5, oil return work can be completed；In Fig. 5, direction shown in arrow is the trend of oil return。
Further, as shown in Figure 4, Figure 5, in the present embodiment, system can also include: oil pump；
Wherein, one end of described oil pump is connected with the outfan of described oil tank；
The other end of described oil pump connects with described first pipeline 11。
Specifically, during oil return, oil pump is utilized to inject oil in oil tank；After oiling, when oil is added in needs filling, it is also possible to utilize oil pump, transformer oil is squeezed in oil tank of transformer。
Wherein, in actual applications, described flow is calculated as turbine flowmeter。
Owing to gear meter is heavier, when installation pipeline, pipeline pressure-bearing is bigger, it is necessary to find multiple strong point, and the sealing member of link position is easily damaged leakage of oil, therefore uses turbine flowmeter in this utility model。
In this utility model, in whole oiling and oil return process, for guaranteeing effusion meter pipeline is full of all the time oil, set up the U-tube road in Fig. 2, thus eliminating the oil error brought of underfill pipeline, it is adjustable to add effusion meter coefficient, by standard oil drum, the adjustment to effusion meter coefficient, adjustment coefficient=(measured value/actual value) × specified coefficient can be completed。
Utilize double loop, it may be achieved oiling and the double loop oil measurement of oil return, also can close respective valves, obstructed inflow-rate of water turbine meter oiling and oil return。And this effusion meter can show its instantaneous delivery, cumulative flow, also with Protection Counter Functions, it may be achieved the metering of single transformer oil mass and annual total oil mass。Fuel tank and the oil mass leading back to oil tank can be injected by metering transformer oil more accurately。
Therefore, this utility model can pass through oil measurement, the effect playing check by oil mass that Transformer Drawing is calculated, it is possible to measures the oily total amount by this effusion meter。Simple in construction, it is simple to processing, easy for installation, easy to maintenance, economical and practical。
It is last it is noted that the transformer oil metering system above this utility model embodiment provided is described in detail, this utility model applies specific case principle of the present utility model and embodiment are set forth, the explanation of above example is only intended to help to understand method of the present utility model and core concept thereof, is not intended to limit；Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model。
Claims (5)
1. a transformer oil metering system, it is characterised in that including:
Oil tank, the first control valve, the second control valve, oiling transformer branch road；
Wherein, described oiling transformer branch road, including: effusion meter, the 3rd control valve, the 4th control valve；
Wherein, the outfan of described oil tank connects described first one end controlling valve；
Described first other end controlling valve controls one end of valve by the first pipeline communication with the described 3rd；
Described 3rd other end controlling valve is connected by second pipe with one end of described effusion meter；
The other end of described effusion meter controls one end of valve by the 3rd pipeline communication with described second；
The oil filling pipeline of the described second other end connection transformer fuel tank controlling valve；
Described first pipeline and described 3rd pipeline are by the 4th pipeline communication, and described 4th pipeline is provided with the 4th control valve；
The height of described oil tank is higher than the height of described oiling transformer branch road and described oil filling pipeline；The height of described oil filling pipeline is higher than the height of described oiling transformer branch road。
2. system according to claim 1, it is characterised in that also include:
Transformator oil return branch road；
Wherein, described transformator oil return branch road, including: the 5th controls valve；
Described 3rd pipeline is provided with the 6th control valve；
Described 6th one end controlling valve is connected with the other end of described effusion meter；
Described 6th other end controlling valve and described second controls the 3rd pipeline between valve, controls one end of valve by the 5th pipeline communication with the described 5th；
Described 5th controls the other end of valve with described second pipe by the 6th pipeline communication。
3. system according to claim 1, it is characterised in that also include: oil pump；
Wherein, one end of described oil pump is connected with the outfan of described oil tank；
The other end of described oil pump and described first pipeline communication。
4. the system according to any one of claim 1-3, it is characterised in that described flow is calculated as turbine flowmeter。
5. the system according to any one of claim 1-3, it is characterised in that described oil filling pipeline is flexible pipe。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086139.9U CN205333127U (en) | 2015-12-23 | 2015-12-23 | Transformer oil measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086139.9U CN205333127U (en) | 2015-12-23 | 2015-12-23 | Transformer oil measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205333127U true CN205333127U (en) | 2016-06-22 |
Family
ID=56208718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521086139.9U Expired - Fee Related CN205333127U (en) | 2015-12-23 | 2015-12-23 | Transformer oil measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205333127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597780A (en) * | 2018-06-13 | 2018-09-28 | 卧龙电气银川变压器有限公司 | A kind of oiling transformer automatic switching-over pipeline structure |
-
2015
- 2015-12-23 CN CN201521086139.9U patent/CN205333127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597780A (en) * | 2018-06-13 | 2018-09-28 | 卧龙电气银川变压器有限公司 | A kind of oiling transformer automatic switching-over pipeline structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205333127U (en) | Transformer oil measurement system | |
| CN207297311U (en) | Test device and testboard bay | |
| CN104234691A (en) | High-precision real-time online multi-phase flow meter for oil field | |
| CN203606014U (en) | Weighing-type liquid on-line metering system | |
| CN103792082A (en) | Safety return valve detecting device and method | |
| CN205958056U (en) | A device for eliminating measuring pump pulse ripple | |
| CN203155194U (en) | Aerosol generator | |
| CN104359695A (en) | Nuclear-grade check valve dynamic reverse flow test device | |
| CN202092840U (en) | Leak detection system of gas flow standard device | |
| CN202125486U (en) | Test bench device of hydraulic valve | |
| CN202730244U (en) | Solution preparation and supplement device for pickling tank | |
| CN203925470U (en) | Glass tube oil gauge device | |
| CN104454690B (en) | Can be used for the hydraulic pump load system of two kinds of type aero-engines ground run simultaneously | |
| CN202361053U (en) | Oil discharging device for dry-running test | |
| CN206601168U (en) | A kind of new water filling water meter caliberating device | |
| CN204202897U (en) | A kind of core level non-return valve dynamic countercurrent test unit | |
| CN205937280U (en) | Inserted valve assembly | |
| CN205937310U (en) | Conveniently test test system of servovalve performance | |
| CN209638382U (en) | Double fuel tank gear oils lubricate ratio regulating system | |
| CN204344549U (en) | Can be used for the oil hydraulic pump load system of two kinds of type aeroengines ground run simultaneously | |
| CN203100837U (en) | Mass flow fuel consumption measurement device | |
| CN204557885U (en) | A kind of throttle-type bistable formula on-way resistance experiment instrument | |
| CN109667812B (en) | Proportional valve and servo valve test bench | |
| CN204041579U (en) | Engineering machinery metering pump speed-regulating hydraulic system | |
| CN106931001A (en) | Banked direction control valves experiment loading unit and its test method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20201223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |