CN205911116U - High voltage transformer - Google Patents
High voltage transformer Download PDFInfo
- Publication number
- CN205911116U CN205911116U CN201620914256.8U CN201620914256U CN205911116U CN 205911116 U CN205911116 U CN 205911116U CN 201620914256 U CN201620914256 U CN 201620914256U CN 205911116 U CN205911116 U CN 205911116U
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- clamping piece
- lower clamping
- oil tank
- round steel
- iron core
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- Withdrawn - After Issue
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Abstract
The utility model discloses a high voltage transformer, its characterized in that: including together case lid of from the top down installation, go up oil tank and oil tank down, they form a sealed oil tank space, go up installation coil in the oil tank, the coil is installed on the iron core, both ends installation folder about the iron core, lower oil tank sets up a plurality of jack riding position, is equipped with connecting coil's binding post on the case lid, the installation of case lid right side is used for the oil feeding tank to mend oily conservator. The beneficial effects of the utility model are that, the function is perfect, convenient assembling, long service life.
Description
Technical field
The invention belongs to transformer equipment field, it is related to a kind of high voltage transformer.
Background technology
At present, existing high voltage transformer complex structure, installs inconvenient, function is not perfect, therefore has much room for improvement.
Content of the invention
The present invention is in order to make up the deficiencies in the prior art, there is provided a kind of high voltage transformation easy for installation, perfect in shape and function
Device.
The present invention is achieved through the following technical solutions:
The high voltage transformer of the present invention it is characterised in that: the case lid that includes being installed together from top to bottom, upper oil tank
And lower oil tank, they form installs coil in the fuel tank space of a sealing, upper oil tank, coil is arranged on iron core, ferrum
Core upper and lower ends install folder.
On the left of case lid install switch rise dais, switch rise dais be in back-off drum-shaped, switch rise dais inner space with
Fuel tank space communicates, and loaded switch is located at switch and rises in dais and fuel tank space, and the outer left side of upper oil tank is installed switch and transferred the files behaviour
Make mechanism case, switch gear shifting operation mechanism case connects loaded switch by drive link.
Folder adopts board-like folder, and folder includes upper clamping piece and lower clamping piece, and the bottom of lower clamping piece is provided with several footing plates
Mounting seat, installs footing plate, lower clamping piece bottom cutting groove between the footing plate mounting seat of the lower clamping piece of both sides before and after iron core
Mouth is to reduce leakage magnetic flux.
Upper clamping piece and lower clamping piece are respectively equipped with hooping structure, and the hooping structure of lower clamping piece is, under high pressure folder, under low pressure
Two rectangular slots are opened respectively on folder, with 6 pet straps pass through high pressure lower clamping piece, the rectangular slot of low pressure lower clamping piece and
Core window, urgent with high pressure lower clamping piece, low pressure lower clamping piece for iron core.
Lower clamping piece, with being provided with footing location structure between lower oil tank, welds a two respectively in the two ends bottom of lower clamping piece
Carefully, middle thick taper round steel cylinder, opens a groove in round steel cylinder upper end, makes in lower clamping piece embedding groove and weld, in round steel cylinder
The position of corresponding lower oil tank welds a round steel sleeve pipe respectively, and the internal diameter of round steel sleeve pipe is more than the outer of round steel cylinder thickness
Footpath, makes the round steel cylinder on lower clamping piece be embedded in round steel pipe, and round steel cylinder is enriched with cardboard with round steel sleeve pipe space therebetween.
Nameplate is installed on the outer wall of upper oil tank, using 4 contour galvanizing round steel, round steel one end is engraved according to transformator
Board installation site is welded on fuel-economizing tank wall, and the round steel other end carries convex platform, and convex platform carries external screw thread and a horizontal stroke
Xiang Kong, transverse holes are intersected with external screw thread, and the installing hole at four angles of nameplate is respectively fitted on the convex platform of four round steel, convex platform
On external screw thread on install nut compression nameplate, the transverse holes that lead sealing line passes through, stamp between lead sealing line two ends lead sealing block connect,
So that locking nut.
The tank wall of upper oil tank is provided with several installing holes, and each installing hole is installed one group of superconducting radiator, installs
Seal gasket is also installed on hole；Superconducting radiator spreads out of the heat that inside transformer produces in the way of superconduction so that transformation
Device fast cooling.
Upper clamping piece is linked together by vertical steel arm-tie with lower clamping piece, and upper clamping piece sets in the edge near winding
There are keeper plate of steel and the top board of level, be lined with chock (transformer body assembling is used) between keeper plate of steel and winding, top board is used for adopting
Jack compression winding is to put into chock；It is welded with reinforcement gusset between keeper plate of steel and upper clamping piece.
Lower clamping piece upper end is provided with several support plates for supporting coil, and support plate is in l shape.
The upper and lower ends being located at coil in the iron core column of iron core are cased with pressing plate respectively, and pressing plate centre bore passes through iron core column,
Pressing plate one side is resisted against in iron yoke, and pressing plate another side is pressed on coil；Pressing plate includes circular plate body, is provided with low-voltage line inside plate body
Iris out a breach, pressing plate is machined with groove in iron yoke direction, the width of groove is determined according to the D-shaped iron yoke of iron core, makes D-shaped iron yoke card
In groove, groove depth is less than thickness of compressive plate, and in a.b.c three-phase, slot in b phase both sides, slots in a phase and c phase side.
Loaded switch is provided with ground structure, covers tapping thread in transformer tank, the reinforcement of welding on upper fuel-economizing tank wall
Tapping thread on ferrum, the ground terminal on loaded switch is linked together by flat copper band with the female thread on case lid, flat copper
Band causes, by the female thread on case lid, the female thread strengthening ferrum again；Wiring nose is carried on flat copper band, each Wiring nose leads to respectively
Cross the female thread that bolt is arranged on the female thread and case lid strengthened at ferrum.
The hooping structure of upper clamping piece is that the upper clamping piece of both sides is symmetrically welded hoop bracket in front and back, and the anchor ear of both sides props up in front and back
It is connected with steel drawstring between frame, steel drawstring end is fixed on the in the hole of hoop bracket by nut, steel drawstring is cased with insulation shield
Set, places insulating pad between steel drawstring and iron yoke.
Lower oil tank arranges several jack riding positions, and case lid is installed the low voltage terminal connecting low-voltage coil
Son, case lid is also installed the conservator for oil dropping apparatus repairing；Radiator is installed outside upper oil tank, radiator passes through radiator pipe
Joint connects upper oil tank, and the conduction oil in radiator is oil circulation with the heat conduction in fuel tank space；Iron core column and steel arm-tie pass through
Pet strap is held tightly.
Case lid is also installed bushing and is risen dais, and bushing is arranged on bushing and rises on dais, and bushing connects
The leading-out terminal of high-tension coil, the voltage equalizing ball that high-voltage terminal end is installed is located at bushing and rises in dais.
The invention has the beneficial effects as follows:
1. increase pass at switch position and rise dais other parts without increasing, operation is simple, saves steel, decreases
Labor intensity；Volume of transformer does not increase, so saving many transformer oil, transformator cost reduces；Plus liter dais
Transformer body weight change less, will not increase freight.
2. the part cut off at the notch of lower clamping piece, is processed into the adnexaes such as support plate, saves material；Reduce leakage magnetic flux and pass through folder
Part area, reduces stray loss；Increase the area of dissipation of iron core oil duct, beneficial to iron core radiating.
3. this new anchor ear groove and packing band structure are it is no longer necessary to anchor ear limb plate, u-shaped screw rod, nut and glass fibers
Dimension adhesive tape, saves material.Structure is simple, easy to operate, and workman's production efficiency is high.The rectangular slot opened due to lower clamping piece, permissible
Reduce the stray loss of transformator, improve the performance of transformator, reach energy-saving standard, in addition, the length being cut
Square plate, can also process other adnexa, improve the utilization rate of raw material.
4., with the footing location structure between lower oil tank, production technology is more simple for lower clamping piece, and assembling is more square
Just, time saving and energy saving, greatly improve the efficiency of production, and save material, cost-effective.
5. nameplate fixed structure adopts 4 contour galvanizing round steel to make, appearance looks elegant；Oil tank wall does not hide
The position of lid oil tank wall, japanning is uniformly；Weld seam is few, improves the appearance looks elegant degree of transformator；When nameplate is installed, installing space
Greatly, it is easily installed；After nameplate is installed, it is equipped with lead sealing, there is anti-theft function；Can produce in batches as general part, and finished product is not
Take too large space, be easy to place.
6. adopt superconducting radiator, be upper strata conduction oil radiating, superconductive radiating body can be by internal heat with superconduction
Mode spreads out of, and transformator internal and external temperature is almost just the same, therefore radiating effect is very good.Which enhance service efficiency, improve
The quality of transformator, small volume in the case of same load, lighter in weight, save raw material, more effectively using empty
Between, therefore install simple, that is, save labour force and save space again.Because hot superconducting transformer temperature rise is low, therefore operationally greatly
Reduce transformer load loss, the leakage of oil fault rate of transformator greatly reduces.Heat-conducting medium in superconducting radiator
Superconductive medium disclosed in Patent No. 200510012944.1 can be adopted.I.e. medium is made up of the raw material of following parts by weight:
1000 parts of redistilled water, potassium dichromate 1-17 part, copper sulfate 1-30 part, potassium sulfate 17-27 part, chromic anhydride 9-19 part, ethanol
Or acetone 200-700 part, potassium permanganate 0.5-2 part.
7. no nail pressing folder replaces nail pressing with keeper plate of steel and top board, uses as compression Transformer Winding；Structure is simple, behaviour
Facilitate, improve work efficiency.Increased welding contact area, improve transformator anti-short circuit capability.. do not need on folder
Welding nail pressing, reduces the amount of labour of workman, greatly reduces the shelf depreciation that wedge angle burr causes, improve the property of transformator
Energy.
8. pressing plate fluting is mainly designed to reduce the window height of transformator by the fluting of pressing plate, thus reducing transformer primary
The consumption of material.Save material (stalloy, oil etc.), enhanced stability and locating effect, makes and installation process is simple.
9th, the ground structure of loaded switch, process is simple it is not necessary to processing m12 binding post it is not necessary on case lid and
The binding post of m12 is welded on tank wall, has saved raw material, decreased man hour of labour, improve labor efficiency；2. due to new
High voltage transformer loaded switch ground structure does not need to weld the binding post of m12, decreases pad, so that shell is become more
Attractive in appearance.
Brief description
Accompanying drawing is the structural representation of the present invention.
Fig. 1 is the profile front view of the present invention.Fig. 2 is the front view removing case lid and upper oil tank, and Fig. 3 is at the i of Fig. 2
Partial left side view, Fig. 4 is the inside front view of the present invention, and Fig. 5 is the left view of Fig. 4.Left view at Fig. 6 nameplate, Fig. 7 is ferrum
Core pressing plate top view, Fig. 8 is the left view of Fig. 1, and Fig. 9 is iron core Local map.
1 case lid, oil tank on 2,3 lower oil tanks, 4 coils, 5 iron cores, 6 radiator pipe joints, 7 bushings liter dais, 8
Switch liter dais, 9 loaded switch, 10 switch gear shifting operation mechanism cases, 11 drive links, 12 lower clamping pieces, 13 footing plate mounting seat,
14 footing plates, 15 notches, 16 rectangular slots, 17 pet straps, 18 taper round steel cylinders, 19 round steel sleeve pipes, 20 nameplates, 21 hot dips
Zinc round steel, 22 convex platforms, 23 transverse holes, 24 nuts, 25 lead sealing lines, 26 superconducting radiators, 27 steel arm-ties, 28 keeper plate of steels, 29 tops
Plate, 30 chocks, 31 reinforcement gussets, 32 iron core column, 33 pressing plates, 34 iron yokes, 35 low-voltage coils are lifted one's head breach, 36 grooves, 37 female threads,
38 reinforcement ferrum, 39 upper clamping pieces, 40 pressing plate centre bores.41 hoop brackets, 42 steel drawstrings, 43 insulating pads, 44 nuts, 45 jack
Riding position, the leading-out terminal of 46 high-tension coils, 47 voltage equalizing balls, 48 bushings, 49 conservators, 50 low-tension bushings.
Specific embodiment
Accompanying drawing is a kind of specific embodiment of the present invention.
The high voltage transformer of the present invention, including the case lid 1 being installed together from top to bottom, upper oil tank 2 and lower fuel-economizing
Case 3, they form installs coil 4 in the fuel tank space of a sealing, upper oil tank, coil is arranged on iron core 5, and iron core is upper and lower
Folder is installed at two ends.
On the left of case lid install switch rise dais 8, switch rise dais be in back-off drum-shaped, switch rise dais inner space with
Fuel tank space communicates, and loaded switch 9 is located at switch and rises in dais and fuel tank space, and the outer left side of upper oil tank is installed switch and transferred the files behaviour
Make mechanism case 10, switch gear shifting operation mechanism case connects loaded switch by drive link 11.
Folder adopts board-like folder, and folder includes upper clamping piece 39 and lower clamping piece 12, and the bottom of lower clamping piece is provided with several pads
Sole mounting seat 13, installs footing plate 14 between the footing plate mounting seat of the lower clamping piece of both sides before and after iron core, under lower clamping piece
Portion's cutting notch 15 is to reduce leakage magnetic flux.
Upper clamping piece and lower clamping piece are respectively equipped with hooping structure, and the hooping structure of lower clamping piece is, under high pressure folder, under low pressure
Two rectangular slots 16 are opened respectively on folder, passes through the rectangle of high pressure lower clamping piece, low pressure lower clamping piece with 6 pet straps 17
Groove and core window, urgent with high pressure lower clamping piece, low pressure lower clamping piece for iron core.
Lower clamping piece, with being provided with footing location structure between lower oil tank, welds a two respectively in the two ends bottom of lower clamping piece
Carefully, middle thick taper round steel cylinder 18, opens a groove in round steel cylinder upper end, makes in lower clamping piece embedding groove and weld, in round steel
The position of the corresponding lower oil tank of cylinder welds a round steel sleeve pipe 19 respectively, and the internal diameter of round steel sleeve pipe is more than round steel cylinder thickness
External diameter, makes the round steel cylinder on lower clamping piece be embedded in round steel pipe, and round steel cylinder and round steel sleeve pipe space cardboard therebetween fills
Real.
On the outer wall of upper oil tank, nameplate 20 is installed, using 4 contour galvanizing round steel 21, round steel one end is according to transformation
Device nameplate installation site is welded on fuel-economizing tank wall, the round steel other end carry convex platform 22, on convex platform carry external screw thread and
One transverse holes 23, transverse holes are intersected with external screw thread, and the installing hole at four angles of nameplate is respectively fitted over the convex platform of four round steel
On, the external screw thread on convex platform is installed nut 24 compression nameplate, the transverse holes that lead sealing line 25 passes through, lead sealing line is beaten between two ends
Upper lead sealing block connects, so that locking nut.
The tank wall of upper oil tank is provided with several installing holes, and each installing hole is installed one group of superconducting radiator 26, peace
Dress also installs seal gasket on hole；Superconducting radiator spreads out of the heat that inside transformer produces so that becoming in the way of superconduction
Depressor fast cooling.Heat-conducting medium in superconducting radiator adopts superconductive medium disclosed in Patent No. 200510012944.1.
Upper clamping piece is linked together by vertical steel arm-tie with lower clamping piece, and upper clamping piece sets in the edge near winding
Have keeper plate of steel 28 and the top board 29 of level, be lined with the assembling of chock 30(transformer body between keeper plate of steel and winding and use), top board is used
In using jack compression winding to put into chock；It is welded with reinforcement gusset 31 between keeper plate of steel and upper clamping piece.
Lower clamping piece upper end is provided with several support plates for supporting coil, and support plate is in l shape.
The upper and lower ends being located at coil in the iron core column 32 of iron core are cased with pressing plate 33 respectively, and pressing plate centre bore 40 passes through ferrum
Stem stem, pressing plate one side is resisted against in iron yoke 34, and pressing plate another side is pressed on coil；Pressing plate includes circular plate body, sets inside plate body
Have low-voltage coil to lift one's head breach 35, pressing plate be machined with groove 36 in iron yoke direction, the width of groove according to the D-shaped iron yoke of iron core Lai
Fixed, so that D-shaped iron yoke is stuck in groove, groove depth is less than thickness of compressive plate, in a.b.c three-phase, b phase both sides fluting, a phase and c phase side
Fluting.
Loaded switch is provided with ground structure, covers tapping thread 37 in transformer tank, and on upper fuel-economizing tank wall, welding adds
Tapping thread 37 on strong ferrum 38, the ground terminal on loaded switch is connected to one with the female thread on case lid by flat copper band
Rise, flat copper band causes, by the female thread on case lid, the female thread strengthening ferrum again；Wiring nose, each Wiring nose are carried on flat copper band
Respectively the female thread on the female thread and case lid strengthened at ferrum is arranged on by bolt.
The hooping structure of upper clamping piece is that the upper clamping piece of both sides is symmetrically welded hoop bracket 41 in front and back, in front and back the anchor ear of both sides
It is connected with steel drawstring 42, steel drawstring end is fixed on the in the hole of hoop bracket by nut 44, steel drawstring is cased between support
Insulating sheath, places insulating pad 43 between steel drawstring and iron yoke.
Lower oil tank arranges several jack riding positions 45, and case lid is provided with the low-tension bushing connecting low-voltage coil
50, case lid is installed the conservator 49 for oil dropping apparatus repairing；Radiator is installed outside upper oil tank, radiator passes through radiator pipe
Joint 6 connects upper oil tank, and the conduction oil in radiator is oil circulation with the heat conduction in fuel tank space；Iron core column and steel arm-tie pass through
Pet strap 17 is held tightly.
Case lid is also installed bushing and is risen dais 7, and bushing 48 is arranged on bushing and rises on dais, and bushing is even
Connect the leading-out terminal 46 of high-tension coil, the voltage equalizing ball 47 that high-voltage terminal end is installed is located at bushing and rises in dais.
Claims (9)
1. a kind of high voltage transformer it is characterised in that: include the case lid, upper oil tank and the lower section that are installed together from top to bottom
Fuel tank, they form installs coil in the fuel tank space of a sealing, upper oil tank, coil is arranged on iron core, and iron core is upper and lower
Folder is installed at two ends；
Switch is installed on the left of case lid and rises dais, switch rises the drum-shaped that dais is in back-off, switch rises dais inner space and fuel tank
Space communicates, and loaded switch is located at switch and rises in dais and fuel tank space, and switch gear shifting operation machine is installed in the outer left side of upper oil tank
Structure case, switch gear shifting operation mechanism case connects loaded switch by drive link；
Folder adopts board-like folder, and folder includes upper clamping piece and lower clamping piece, and the bottom of lower clamping piece is provided with several footing plates and installs
Base, before and after iron core between the footing plate mounting seat of the lower clamping piece of both sides install footing plate, lower clamping piece bottom cutting notch with
Reduce leakage magnetic flux；
Upper clamping piece and lower clamping piece are respectively equipped with hooping structure, and the hooping structure of lower clamping piece is, folder, low pressure lower clamping piece under high pressure
Upper open two rectangular slots respectively, pass through high pressure lower clamping piece, the rectangular slot of low pressure lower clamping piece and iron core with 6 pet straps
Window, urgent with high pressure lower clamping piece, low pressure lower clamping piece for iron core；
Lower clamping piece with being provided with footing location structure between lower oil tank, the two ends bottom of lower clamping piece weld respectively a two thin,
Middle thick taper round steel cylinder, opens a groove in round steel cylinder upper end, makes in lower clamping piece embedding groove and weld, in round steel cylinder relatively
The position of the lower oil tank answered welds a round steel sleeve pipe respectively, so that the round steel cylinder on lower clamping piece is embedded in round steel pipe, round steel cylinder
Enriched with cardboard with round steel sleeve pipe space therebetween.
2. high voltage transformer according to claim 1 it is characterised in that: on the outer wall of upper oil tank, nameplate is installed, adopts
With 4 contour galvanizing round steel, round steel one end is welded on upper fuel-economizing tank wall according to transformator nameplate installation site, and round steel is another
One end carries convex platform, and convex platform carries external screw thread and transverse holes, and transverse holes are intersected with external screw thread, four angles of nameplate
Installing hole be respectively fitted on the convex platform of four round steel, on the external screw thread on convex platform install nut compression nameplate, lead sealing line
The transverse holes passing through, stamp lead sealing block and connect, so that locking nut between lead sealing line two ends.
3. high voltage transformer according to claim 1 and 2 it is characterised in that: the tank wall of upper oil tank is provided with some
Individual installing hole, each installing hole is installed one group of superconducting radiator, and installing hole is also installed seal gasket；Superconducting radiator will become
The heat producing inside depressor is spread out of in the way of superconduction so that transformator fast cooling.
4. high voltage transformer according to claim 1 and 2 it is characterised in that: it is vertical that upper clamping piece and lower clamping piece pass through
Steel arm-tie links together, and upper clamping piece is provided with keeper plate of steel and the top board of level in the edge near winding, keeper plate of steel with around
It is lined with chock, top board is used for using jack compression winding to put into chock between group；Weld between keeper plate of steel and upper clamping piece
There is reinforcement gusset.
5. high voltage transformer according to claim 1 and 2 it is characterised in that: in the iron core column of iron core be located at coil
Upper and lower ends be cased with pressing plate respectively, pressing plate centre bore passes through iron core column, and pressing plate one side is resisted against in iron yoke, another face pressure of pressing plate
On coil；Pressing plate includes circular plate body, is provided with low-voltage coil and lifts one's head breach, pressing plate is machined with iron yoke direction inside plate body
Groove, the width of groove is determined according to the D-shaped iron yoke of iron core, so that D-shaped iron yoke is stuck in groove, and groove depth is less than thickness of compressive plate, a.b.c three-phase
In, slotting in b phase both sides, slots in a phase and c phase side.
6. high voltage transformer according to claim 1 and 2 it is characterised in that: loaded switch is provided with ground structure, become
Tapping thread on depressor case lid, tapping thread on the reinforcement ferrum of welding on upper fuel-economizing tank wall, by the earth terminal on loaded switch
Son is linked together by flat copper band with the female thread on case lid, and flat copper band is caused by the female thread on case lid again strengthens ferrum
Female thread；Wiring nose is carried on flat copper band, each Wiring nose is arranged on by bolt respectively strengthens the female thread at ferrum and case lid
On female thread.
7. high voltage transformer according to claim 1 and 2 it is characterised in that: the hooping structure of upper clamping piece is, in front and back two
The upper clamping piece of side is symmetrically welded hoop bracket, is connected with steel drawstring in front and back between the hoop bracket of both sides, and steel drawstring end is passed through
Nut is fixed on the in the hole of hoop bracket, and steel drawstring is cased with insulating sheath, places insulating pad between steel drawstring and iron yoke.
8. high voltage transformer according to claim 1 and 2 it is characterised in that: lower oil tank arranges several jack
Riding position, case lid is provided with the low-voltage wiring terminal connecting coil, and case lid is installed the conservator for the repairing of oil dropping apparatus space；
Radiator is installed outside upper oil tank, radiator passes through radiator pipe joint and connects upper oil tank, the conduction oil in radiator with
Heat conduction in fuel tank space is oil circulation；Iron core column and steel arm-tie are held tightly by pet strap.
9. high voltage transformer according to claim 1 and 2 it is characterised in that: case lid also install bushing rise dais,
Bushing is arranged on bushing and rises on dais, and bushing connects the leading-out terminal of high-tension coil, and high-voltage terminal end is installed
Voltage equalizing ball be located at bushing rise dais in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914256.8U CN205911116U (en) | 2016-08-22 | 2016-08-22 | High voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914256.8U CN205911116U (en) | 2016-08-22 | 2016-08-22 | High voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205911116U true CN205911116U (en) | 2017-01-25 |
Family
ID=57800921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620914256.8U Withdrawn - After Issue CN205911116U (en) | 2016-08-22 | 2016-08-22 | High voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205911116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158276A (en) * | 2016-08-22 | 2016-11-23 | 山东华驰变压器股份有限公司 | High voltage transformer |
| CN109285666A (en) * | 2018-10-24 | 2019-01-29 | 山东电力设备有限公司 | A kind of three-phase has load oil tank of transformer |
-
2016
- 2016-08-22 CN CN201620914256.8U patent/CN205911116U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158276A (en) * | 2016-08-22 | 2016-11-23 | 山东华驰变压器股份有限公司 | High voltage transformer |
| CN109285666A (en) * | 2018-10-24 | 2019-01-29 | 山东电力设备有限公司 | A kind of three-phase has load oil tank of transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170125 Effective date of abandoning: 20171031 |