CN106783045B - A kind of horizontal integration pole type transformer platform of collection power transformation box and comprehensive distribution box composition - Google Patents
A kind of horizontal integration pole type transformer platform of collection power transformation box and comprehensive distribution box composition Download PDFInfo
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- CN106783045B CN106783045B CN201710156355.3A CN201710156355A CN106783045B CN 106783045 B CN106783045 B CN 106783045B CN 201710156355 A CN201710156355 A CN 201710156355A CN 106783045 B CN106783045 B CN 106783045B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/341—Preventing or reducing no-load losses or reactive currents
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
- H02B5/02—Non-enclosed substations; Substations with enclosed and non-enclosed equipment mounted on pole, e.g. pole transformer substation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The present invention relates to the horizontal integration pole type transformer platforms of a kind of collection power transformation box and comprehensive distribution box composition, including high pressure inlet wire part, power transformation part and low-voltage distribution part；Wherein high pressure inlet wire part and low-voltage distribution part left and right settings, form the integral structure of lateral arrangement；It is equipped with bushing and low-tension bushing above transformation case in power transformation part；The low-tension bushing at the comprehensive distribution box rear portion in low-voltage distribution part and by cover plate for sealing and by comprehensive distribution box distribution draw, low-tension bushing is inserted directly into power transformation fuel tank, so that the distribution fault rate of power transformation fuel tank declines, power off time is reduced, and directly saves low-voltage cable and reduces distribute-electricity transformer district loss；Heat-insulated steel plate, thermal insulating steel scrubbing brush thermal insulating coating processing, by heat dissipation channel to external cooling are equipped between transformation case and comprehensive distribution box.Lateral arrangement of the present invention can meet the development trend of distribution assembly, improve distribution network engineering quality, promote taiwan area construction and operation management working efficiency.
Description
Technical field
The present invention relates to power transformation controller switching equipment technical field, the cross of especially a kind of collection power transformation box and comprehensive distribution box composition
To integrated pole type transformer platform.
Background technology
Currently, the transformer, JP pattern synthesis distribution boxs in the change of 10kV bar rack type platforms are single independent installing.Set-up time
Long, installation accuracy is not high, more using angle bar, cross-arm, anchor ear, iron fitting, time-consuming, and operation and maintenance amount is big.Transformation
The low-voltage cable of device to JP pattern synthesis distribution boxs, which is independently drawn, to be set, and how problematic pile crown is when operation, is be easy to cause with electrification, is discontented with
Sufficient company implements fine-grained management, Standardization Construction, gets twice the result with half the effort and build the requirement of strong national grid.
Although having seen the exploitation report of integrated power transformer in the prior art, and its structure has their own characteristics each.
Such as：" three-in-one device for transformer "（China, CN201520237101.0）, a kind of three-in-one device for transformer, packet
The components such as a transformer, a current-limiting reactor, six static capacitors are included, wherein six static capacitors are by its anode and six electromagnetism
Contactor connects, and the leading-out terminal of an automated power factor adjuster is connected by the coil-end of six electromagnetic contactor, described
The major function of static capacitors is electric system work(because improving, and thereby will absorb inefficient power when load, and reduce electricity
Pressure, enables each bus voltage in the reasonable scope, so that it is absorbed inefficient power and is controlled system voltage when from peak, appropriate
Normal voltage, and the convex wave of filtering harmonics, hidden pressure, current limliting are formed in range, form good power quality, above-mentioned existing skill
Three-in-one device for transformer in art includes mainly the components such as a transformer, a current-limiting reactor, six static capacitors； ZYB-
12/0.4-800 box-type substations, by the independent requirement mutually of hyperbaric chamber, transformer room, low-pressure chamber in global design, using "
Product " font layout type；Integrated power transformer, transformer body are mounted in the lower part of lower fuel tank and top tank, high pressure
Metering transformer is in top tank, and there are rooms for improvement.
Invention content
It is an object of the invention to solve problems of the prior art, by integrating routine 10kV high-tension cable inlet wires
Partly (coupling containing high-tension cable or insulated wire), oil becomes, low pressure JP pattern synthesis distribution box (open by capacitance compensation containing low-pressure side, load
Pass, earth leakage protective device, low pressure reclosing, low-temperature measurement synthesis meter etc.), to propose a kind of collection power transformation box and comprehensive distribution box
The horizontal integration pole type transformer platform of composition.
To solve the problems of above-mentioned prior art, the technical solution adopted by the present invention is as follows：
A kind of horizontal integration pole type transformer platform of collection power transformation box and comprehensive distribution box composition, including high pressure inlet wire portion
Point, power transformation part and low-voltage distribution part；Wherein high pressure inlet wire part is arranged in power transformation partial left side, low-voltage distribution
Part is arranged on the right side of power transformation part or the setting of high pressure inlet wire part in power transformation partial right side, the setting of low-voltage distribution part
Left side in power transformation part forms the integral structure of lateral arrangement；
The power transformation part includes transformation case, and three side of fuel tank of the transformation case is equipped with ripple tank wall, in the fuel tank of transformation case
Transformer oil is filled, bushing and low-tension bushing are equipped with above transformation case；
The low-voltage distribution part includes comprehensive distribution box, and the low-tension bushing at comprehensive distribution box rear portion by cover plate for sealing and leads to
It crosses comprehensive distribution box distribution and draws, low-tension bushing is inserted directly into power transformation fuel tank from comprehensive distribution box rear portion so that power transformation fuel tank
Distribution fault rate decline, reduce power off time, and directly save low-voltage cable and reduce distribute-electricity transformer district loss；
Between transformation case and comprehensive distribution box close to comprehensive distribution box side be equipped with heat-insulated steel plate, thermal insulating steel scrubbing brush every
Hot paint processing, is equipped with heat dissipation channel, passes through between transformation case and comprehensive distribution box between heat-insulated steel plate and the oil tank wall of transformation case
Heat dissipation channel is not less than 55mm to external cooling, heat dissipation channel width.
The horizontal integration pole type transformer platform of a kind of above-mentioned collection power transformation box and comprehensive distribution box composition is set in transformation case
There are high-tension coil and a low-voltage coil in case corresponding with bushing and low-tension bushing, device body insulation on the outside of high-tension coil；
The busbar and insulating board being connect with low-tension bushing are equipped in transformation case, low-tension bushing includes being used for the low pressure goddess of lightning
The a phase low-tension bushings of line output, b phase low-tension bushings, c phase low-tension bushings, 0 phase low-tension bushing, low tension busbar are equipped with and are used for
Support the bent plate of low tension busbar；A phase low-tension bushings, b phase low-tension bushings, c phase low-tension bushings, 0 phase low-tension bushing pass through wiring
Piece connects；
The transformer ripple tank wall that high-voltage electricity in power grid high-voltage line is introduced to power transformation part by bushing, by becoming
High-voltage electricity change is pressed into low tension by the transformer of electric part by electromagnetic conversion, then by the external power transmission of comprehensive distribution box, synthesis is matched
Electronic box has reactive-load compensation, earth leakage protective, low pressure reclosing, low-temperature measurement package；
The transformation case is equipped with dual-purpose temperature meter base, tap switch, the YW2-II oil level indicators with pressure relief valve, case
Case is arranged along sealing strip in lid between case lid and transformation box top, transformation bottom portion is equipped with the valve for draining the oil and testing oil, transformation
Case is equipped with earth stud；
Seven grades of mitres of horizontal direction dislocation not punch structure, group is laminated using monolithic in the single group of power transformation part iron core
At the upper and lower yoke monolithic of monolithic point of iron core, newel monolithic, five kinds of left and right lateral column monolithic, upper and lower yoke monolithic left and right ends are
Inside 45° angle, intermediate inside are equipped with 90 ° of angles, and newel monolithic upper and lower ends are 90 ° of angles, and left and right lateral column monolithic upper and lower ends are
Inside 45° angle, with horizontal direction dislocation 3mm arrangements are pressed between the adjacent upper yoke monolithic 45° angle in group, with upper yoke monolithic in level-one
With the arrangement of lower yoke monolithic on the contrary, left side column monolithic with the arrangement of right side column monolithic on the contrary, and so on horizontal direction is laminated to monolithic
The seven grades of mitres that misplace not punch structure single group, then combined by single group and to form multigroup monolithic stacking horizontal direction and misplace seven grades of mitereds
Stitch not punch structure.
The horizontal integration pole type transformer platform of above-mentioned a kind of collection power transformation box and comprehensive distribution box composition, the high pressing sleeve
Pipe includes A phase bushings, B phase bushings, C phase bushings.
The horizontal integration pole type transformer platform of above-mentioned a kind of collection power transformation box and comprehensive distribution box composition, the transformation case
Bushing connect by paper bag cable with the on-load switch of transformation case, the high-tension fuse and high-voltage line of the transformation case
Circle is connected by paper bag cable；The tap switch of the transformation case is also connect with high-tension coil by paper bag cable；It is described
The low-tension bushing of transformation case is connect with low-voltage coil by busbar and the full brazing that is flexible coupling.
The horizontal integration pole type transformer platform of above-mentioned a kind of collection power transformation box and comprehensive distribution box composition, insulating part packet
Include tape, electrician's crimped paper, cardboard.
The horizontal integration pole type transformer platform of above-mentioned a kind of collection power transformation box and comprehensive distribution box composition, in Liu Youqu
Interior, lateral, longitudinal oil duct height, which controls, is not more than 6 mm, and longitudinal oil road width, which controls, on the outside of exterior loop is not more than 12mm,
Interior loop oil duct width is within the scope of 18-22mm.
The horizontal integration pole type transformer platform of above-mentioned a kind of collection power transformation box and comprehensive distribution box composition, comprehensive distribution box
Equipped with radiator fan and configure temperature control equipment.
Beneficial effects of the present invention are：Using comprehensive distribution box and transformer body lateral arrangement, ripple tank wall is arranged in
Three sides of fuel tank, the big temperature liter of volume low capacity is low, and low-tension bushing is inserted directly into power transformation fuel tank by comprehensive distribution box and is allowed to distribution event
Barrier rate declines, and reduces power off time, and directly save (300) 15 meters of low-voltage cable ZC-YJV-0.6/1kV-1 × 150 and drop
Low distribute-electricity transformer district loss.Horizontal integration design scheme directly saves low-voltage cable and taiwan area electrical contact interface is made to reduce
10 points or more.To sum up state：PK75 DEG C of load loss and the electricity damage and line loss ratio congenerous of system line are divided with capacity distribute-electricity transformer district
Low 50W, 350W are not wanted, so every horizontal integration pole type transformer platform is more energy saving with capacity distribute-electricity transformer district than former congenerous
400W.Lateral arrangement meets distribution assembly " complete set, integration, intelligence " development trend, improve distribution network engineering quality,
Promote taiwan area construction and operation management working efficiency.To reach, " compact-sized, simple installation, O＆M are convenient, firm resistance to
With, energy conservation and environmental protection ".It is suitble to " the one widely applied in city rural power grids 10kV poles distribution transformer platform area construction and transformation
Change pole type transformer platform（Laterally）”.To solve distribution transformer platform area " dirty, unrest, difference " phenomenon on the rural power grids 10kV columns of city.
The invention is analyzed as follows：
The present invention can meet distribution assembly " complete set, integration, intelligence " development trend, improve distribution network engineering matter
Amount promotes taiwan area construction and operation management working efficiency.To reach, " compact-sized, simple installation, O＆M are convenient, firm
Durable, energy conservation and environmental protection ".It is suitble to widely apply in city rural power grids 10kV poles distribution transformer platform area construction and transformation " horizontal
To integrated pole type transformer platform ".To solve distribution transformer platform area " dirty, unrest, difference " phenomenon on the rural power grids 10kV columns of city.
The present invention is different from other design methods：Currently, 10kV bar rack type platforms become on transformer, falling fuses, keep away
Thunder device, JP pattern synthesis distribution boxs are single independent installing, and the transformer on electric pole is installed respectively to JP pattern synthesis distribution box to be adopted
It is that 15 meters of low-voltage cable ZC-YJV-0.6/1kV-1 × 150 (300) couple the two with length.Set-up time is long, installation accuracy
Not high, more using angle bar, cross-arm, anchor ear, iron fitting, time-consuming, operation and maintenance amount is big, is unsatisfactory for national grid public affairs
Department implements fine-grained management, Standardization Construction, gets twice the result with half the effort and build the requirement of strong national grid.By 10kV high pressures on existing bar
Long cable section of ingoing line, oil change, low pressure JP pattern synthesis distribution box (capacitance compensation containing low-pressure side, on-load switch, earth leakage protective device, low pressure heavy
Close a floodgate, low-temperature measurement integrates meter etc.) it is fully integrated, redesign " the horizontal integration pole type transformer at small volume
Platform ".Design focal point organically combines electrical magnetic circuit and oil channel structures, while meeting device security, reliability, environmental protection section
It can be with the multiple requesting of economy.
Design advantage of the present invention：It saves low-voltage cable and reduces distribute-electricity transformer district loss, popularization and application can unify state's household electrical appliances
The construction criteria of net company accelerates design, the progress of evaluation, material processing, improves working efficiency and work quality；It is attached to reduce iron
The materials such as part, fall insurance, arrester call for bid, and facilitate operation and maintenance；Reduce construction and operating cost.Greatly save social money
Source shortens the construction period, saves cost, and making buying, design, manufacture, job specfication, obtains《State Grid Corporation of China's power distribution network work
Journey modular design 10kV distribution fascicles（Version in 2013）》The maximizing the benefits of formula taiwan area life cycle management is dispensed on 10kV columns, together
The maximizing the benefits of Shi Shixian State Grid Corporation of China.
Description of the drawings
Fig. 1 is backsight structural representation of the embodiment of the present invention.
Fig. 2 is left view structural representation of the embodiment of the present invention.
Fig. 3 is main structure diagram of the embodiment of the present invention.
Fig. 4 is overlooking structure diagram of the embodiment of the present invention.
Fig. 5 is fuel tank machine body structure arrangement schematic diagram of the embodiment of the present invention.
Fig. 6 is fuel tank device body overlooking structure diagram of the embodiment of the present invention.
Fig. 7 is 400V lead portion structure schematic diagrames of the embodiment of the present invention.
Fig. 8 is fuel tank internal device body left view structural representation of the embodiment of the present invention.
Fig. 9 is 10000V lead portion structure schematic diagrames of the embodiment of the present invention.
Figure 10 is 400V low pressure wiring schematic diagrams of the embodiment of the present invention.
Figure 11 is 10000V high-voltage connection schematic diagrames of the embodiment of the present invention.
Figure 12 is seven grades of full bias seam structural schematic diagrams of the embodiment of the present invention.
Figure 13 is the comprehensive distribution box appearance diagram of the embodiment of the present invention.
Specific implementation mode
As shown in figure 1 to figure 13, the horizontal integration pole type transformer platform of a kind of collection power transformation box and comprehensive distribution box composition,
Including high pressure inlet wire part, power transformation part and low-voltage distribution part；Wherein high pressure inlet wire part is arranged in power transformation part
Left side, low-voltage distribution part, which is arranged, to be arranged on the right side of power transformation part or high pressure inlet wire part in power transformation partial right side, low pressure
The left side in power transformation part is arranged in distribution section, forms the integral structure of lateral arrangement；
Power transformation part includes transformation case 1, and three side of fuel tank of the transformation case is equipped with ripple tank wall 2, in the fuel tank of transformation case 1
Transformer oil 3 is filled, 1 top of transformation case is equipped with bushing 5 and low-tension bushing 6；
Low-voltage distribution part includes comprehensive distribution box 4, and the low-tension bushing 6 at 4 rear portion of comprehensive distribution box is sealed simultaneously by cover board 65
By 4 distribution of comprehensive distribution box and draw；Low-tension bushing 6 is inserted directly into power transformation fuel tank from 4 rear portion of comprehensive distribution box so that power transformation
The distribution fault rate of fuel tank declines, and reduces power off time, and directly saves low-voltage cable and reduce distribute-electricity transformer district loss；
Between transformation case 1 and comprehensive distribution box 4 heat-insulated steel plate 66, thermal insulating steel are being equipped with close to the side of comprehensive distribution box 4
The processing of 66 brush thermal insulating coating of plate is equipped with heat dissipation channel 67, transformation case 1 and synthesis between heat-insulated steel plate 66 and the oil tank wall of transformation case 1
By heat dissipation channel 67 to external cooling between distribution box 4, heat dissipation channel width is not less than 55mm.Due to comprehensive distribution box and change
Spacing is pressed from relatively close, under hot environment the fever of power transformation part one fixing is caused to operating on low voltage room equipment and protection control device
It rings, to ensure that comprehensive distribution box equipment is unaffected, is equipped with heat dissipation channel simultaneously between power transformation part and low-voltage distribution part thus
With heat-insulated steel plate, being conducive to transformation case, externally heat transfer does not give comprehensive distribution box equipment for heat dissipation.
High-tension coil 8 and low-voltage coil 9 in case corresponding with bushing 5 and low-tension bushing 6 are equipped in transformation case 1, it is high
For the collateral arrangement mode of crimping circle 8 and low-voltage coil 9 depending on actual conditions, it is interior loop to come inside, external to be
Exterior loop, 8 outside device body insulation 10 of high-tension coil；
The busbar 11 being connect with low-tension bushing 6 and insulating board 12 are equipped in transformation case 1, low-tension bushing 6 includes being used for
The a phases low-tension bushing 61 of low tension busbar output, b phases low-tension bushing 62,63,0 phase low-tension bushing 64 of c phases low-tension bushing, low pressure
Goddess of lightning's line 13 is equipped with the bent plate 14 for being used to support low tension busbar 13；A phases low-tension bushing 61, b phases low-tension bushing 62, c phases are low
63,0 phase low-tension bushing 64 of pressing sleeve pipe is connected by lug plate 15；Insulating part is coated on low tension busbar 13, insulating part includes white
Strap, electrician's crimped paper, cardboard.
Transformation case 1 be equipped with dual-purpose temperature meter base 16, tap switch 17, the YW2-II oil level indicators 18 with pressure relief valve,
Case is arranged along sealing strip 20 between 1 top in case lid 19, case lid 19 and transformation case, and 1 bottom of transformation case is equipped with for draining the oil and testing oil
Valve 21, transformation case 1 be equipped with earth stud 22.
Wherein, bushing 5 includes A phases bushing 51, B phases bushing 52, C phases bushing 53.
The bushing 5 of transformation case 1 is connect with the on-load switch of transformation case 1 by paper bag cable, the high pressure of transformation case
Fuse is connect with high-tension coil paper by packet cable；The tap switch 17 of transformation case 1 also passes through paper bag electricity with high-tension coil 8
Cable connects；The low-tension bushing 6 of transformation case 1 is connect with low-voltage coil 9 by busbar and the full brazing that is flexible coupling.
Seven grades of mitres of horizontal direction dislocation not punch structure is laminated using monolithic in the single group of power transformation part iron core, forms iron
The upper and lower yoke monolithic of the monolithic of core point, newel monolithic, five kinds of left and right lateral column monolithic, upper and lower yoke monolithic left and right ends are inside
45° angle, intermediate inside are equipped with 90 ° of angles, and newel monolithic upper and lower ends are 90 ° of angles, and left and right lateral column monolithic upper and lower ends are inside
45° angle is arranged with horizontal direction dislocation 3mm is pressed between the adjacent upper yoke monolithic 45° angle in group, with upper yoke monolithic in level-one under
Yoke monolithic arrange on the contrary, left side column monolithic with the arrangement of right side column monolithic on the contrary, and so on to monolithic stacking horizontal direction dislocation
Seven grades of mitres not punch structure single group, then combined by single group and to form multigroup monolithic stacking horizontal direction and misplace seven grades of mitres not
Punch structure.
Oil circuit and oil channel structures are redesigned in order to drop low-temperature-rise in the present embodiment, are mainly reflected in：It is flowing
In oily area, lateral, longitudinal oil duct height, which controls, is not more than 6 mm, and longitudinal oil road width, which controls, on the outside of exterior loop is not more than
12mm, interior loop oil duct width is within the scope of 18-22mm, to ensure that transformer top layer dielectric body temperature liter is less than or equal to
55K, winding average temperature rising are less than or equal to 65K.
This new design can obviously improve oil stream and Distribution of temperature rise in the areas Liu You, and the oil stream Distribution of temperature rise in the areas Liu You is equal
Even, without stagnant thermal phenomenon, oil stream speedup temperature rises to be declined oil duct, and few with oil.
Because as oil duct height is bigger, velocity flow profile is more uneven between lateral oil duct in oily area, is risen to temperature and generates unfavorable shadow
It rings.
And if inner-outer coil longitudinal oil road is of same size, longitudinal oil duct section of exterior loop is much larger than interior loop, makes
It is much smaller than interior loop at outside line astragal cake area internal resistance so that most of oil pours off from exterior loop, and interior lines coil temperature rise is higher.
Meanwhile comprehensive distribution box comprehensive distribution box 4 is equipped with radiator fan 68 and configures temperature control equipment 69, radiator fan
68 are installed in 4 interior side of comprehensive distribution box, and temperature control equipment 69 is embedded to be installed in 4 inside door of comprehensive distribution box.Radiation air
The startup of fan 68, to ensure that major loop Wen Sheng is less than or equal to 70k, shell Wen Sheng is less than or equal to 40k, and handle Wen Sheng is less than or equal to
15k.70K, insulation material is not to be exceeded at the bus duct of prefabricated busbar, bus tie, with the temperature rise of conductor of busbar splicing position
15K is not to be exceeded in material surface temperature rise.
In above-mentioned horizontal integration pole type transformer platform is with power transmission system, carry out becoming the process with power transmission using the system
For：1, the high-voltage electricity in power grid high-voltage line is introduced by the transformer ripple tank wall that oil becomes part by bushing；2, by oil
High-voltage electricity change is pressed into low tension by the transformer for becoming part by electromagnetic conversion；3, again by the external power transmission of comprehensive distribution box, simultaneously
Comprehensive distribution box has the function of reactive-load compensation, earth leakage protective, low pressure reclosing, low-temperature measurement synthesis etc..
Using comprehensive distribution box and transformer body lateral arrangement, ripple tank wall is arranged in three sides of fuel tank, small appearance
The big temperature liter of amount is low, and low-tension bushing is inserted directly into power transformation fuel tank by comprehensive distribution box rear portion and is allowed to the decline of distribution fault rate, and reduction stops
The electric time, and directly save (300) 15 meters of low-voltage cable ZC-YJV-0.6/1kV-1 × 150 and reduce distribute-electricity transformer district loss.
Lateral arrangement meets distribution assembly " complete set, integration, intelligence " development trend, improves distribution network engineering quality, promotes work
Make benefit.To reach " compact-sized, simple installation, O＆M convenient, sturdy and durable, energy conservation and environmental protection ".It is suitble in city rural power grids 10kV
" the integrated pole type transformer platform widely applied in the construction of pole distribution transformer platform area and transformation（Laterally）”.To solve city
Distribution transformer platform area " dirty, unrest, difference " phenomenon on rural power grids 10kV columns.
The above-mentioned specific implementation mode of the present invention is only used to illustrate or explain the principle of the present invention, without constituting
Limitation of the present invention.Therefore, any modification for being made without departing from the spirit and scope of the present invention is equally replaced
It changes, improve, should all be included in the protection scope of the present invention.In addition, the appended claims of the present invention are intended to cover fall into
Whole change and modification examples in attached claim scope and boundary or this range and the equivalent form on boundary.
Claims (5)
1. the horizontal integration pole type transformer platform of a kind of collection power transformation box and comprehensive distribution box composition, including high pressure inlet wire part,
Power transformation part and low-voltage distribution part；Wherein high pressure inlet wire part is arranged in power transformation partial left side, low-voltage distribution part
It is arranged on the right side of power transformation part or the setting of high pressure inlet wire part in power transformation partial right side, the setting of low-voltage distribution part is becoming
The left side of electric part forms the integral structure of lateral arrangement；
It is characterized in that, the power transformation part includes transformation case（1）, the transformation case（1）Three side of fuel tank be equipped with ripple tank wall
（2）, transformation case（1）Fuel tank in fill transformer oil（3）, transformation case（1）Top is equipped with bushing（5）And low-tension bushing
（6）；
The low-voltage distribution part includes comprehensive distribution box（4）, comprehensive distribution box（4）The low-tension bushing at rear portion（6）By cover board
（65）It seals and passes through comprehensive distribution box（4）Distribution is simultaneously drawn, low-tension bushing（6）From comprehensive distribution box（4）Rear portion is inserted directly into
Power transformation fuel tank；
Transformation case（1）With comprehensive distribution box（4）Between close to comprehensive distribution box（4）Side be equipped with heat-insulated steel plate（66）, every
Hot steel plate（66）The processing of brush thermal insulating coating, heat-insulated steel plate（66）With transformation case（1）Oil tank wall between be equipped with heat dissipation channel（67）, become
Press case（1）And comprehensive distribution box（4）Between pass through heat dissipation channel（67）To external cooling, heat dissipation channel width is not less than 55mm；
In Liu Youqu, lateral, longitudinal oil duct height, which controls, is not more than 6 mm, and longitudinal oil road width controls on the outside of exterior loop
No more than 12mm, interior loop oil duct width is within the scope of 18-22mm, to ensure that transformer top layer dielectric body temperature liter is less than
Equal to 55K, winding average temperature rising is less than or equal to 65K, while when avoiding inner-outer coil longitudinal oil road of same size, exterior loop
Longitudinal oil duct section is much larger than interior loop, and outside line astragal cake area internal resistance is much smaller than interior loop, causes most of oil from exterior loop
It pouring off, interior lines coil temperature rise is higher,
Comprehensive distribution box（4）Equipped with radiator fan（68）And configure temperature control equipment（69）.
2. the horizontal integration pole type transformer of a kind of collection power transformation box and comprehensive distribution box composition according to claim 1
Platform, which is characterized in that transformation case（1）It is inside equipped with and bushing（5）And low-tension bushing（6）High-tension coil in corresponding case（8）
And low-voltage coil（9）, high-tension coil（8）Outside device body insulation（10）；
Transformation case（1）It is inside equipped with and low-tension bushing（6）The busbar of connection（11）And insulating board（12）, low-tension bushing（6）Packet
Include a phase low-tension bushings exported for low tension busbar（61）, b phase low-tension bushings（62）, c phase low-tension bushings（63）, 0 phase low pressure
Casing（64）, low tension busbar（13）It is equipped with and is used to support low tension busbar（13）Bent plate（14）；A phase low-tension bushings
（61）, b phase low-tension bushings（62）, c phase low-tension bushings（63）, 0 phase low-tension bushing（64）Pass through lug plate（15）Connection；
The transformer ripple tank wall that high-voltage electricity in power grid high-voltage line is introduced to power transformation part by bushing, by power transformation portion
High-voltage electricity change is pressed into low tension by the transformer divided by electromagnetic conversion, then by the external power transmission of comprehensive distribution box, comprehensive distribution box
With reactive-load compensation, earth leakage protective, low pressure reclosing, low-temperature measurement package；
The transformation case（1）It is equipped with dual-purpose temperature meter base（16）, tap switch（17）, the YW2-II oil levels with pressure relief valve
Meter（18）, case lid（19）, case lid（19）With transformation case（1）Case is set between top along sealing strip（20）, transformation case（1）Bottom is set
It is useful for draining the oil and testing the valve of oil（21）, transformation case（1）It is equipped with earth stud（22）；
Seven grades of mitres of horizontal direction dislocation not punch structure is laminated using monolithic in the single group of power transformation part iron core, forms iron
The upper and lower yoke monolithic of the monolithic of core point, newel monolithic, five kinds of left and right lateral column monolithic, upper and lower yoke monolithic left and right ends are inside
45° angle, intermediate inside are equipped with 90 ° of angles, and newel monolithic upper and lower ends are 90 ° of angles, and left and right lateral column monolithic upper and lower ends are inside
45° angle is arranged with horizontal direction dislocation 3mm is pressed between the adjacent upper yoke monolithic 45° angle in group, with upper yoke monolithic in level-one under
Yoke monolithic arrange on the contrary, left side column monolithic with the arrangement of right side column monolithic on the contrary, and so on to monolithic stacking horizontal direction dislocation
Seven grades of mitres not punch structure single group, then combined by single group and to form multigroup monolithic stacking horizontal direction and misplace seven grades of mitres not
Punch structure.
3. the horizontal integration pole type transformer of a kind of collection power transformation box and comprehensive distribution box composition according to claim 2
Platform, which is characterized in that the bushing（5）Including A phase bushings（51）, B phase bushings（52）, C phase bushings
（53）.
4. the horizontal integration pole type transformer of a kind of collection power transformation box and comprehensive distribution box composition according to claim 2
Platform, which is characterized in that the transformation case（1）Bushing and transformation case（1）On-load switch connected by paper bag cable,
The high-tension fuse and high-tension coil of the transformation case（8）It is connected by paper bag cable；The tap switch of the transformation case
（17）Also with high-tension coil（8）It is connected by paper bag cable；The transformation case（1）Low-tension bushing（6）With low-voltage coil（9）
It is connect by busbar and the full brazing that is flexible coupling.
5. the horizontal integration pole type transformer of a kind of collection power transformation box and comprehensive distribution box composition according to claim 2
Platform, which is characterized in that insulating part includes tape, electrician's crimped paper, cardboard.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154586B (en) * | 2017-05-26 | 2023-05-26 | 天津三源电力智能科技有限公司 | Compact low-voltage power distribution cabinet |
| CN107350079A (en) * | 2017-08-10 | 2017-11-17 | 佛山市碧达环保科技有限公司 | A kind of casing of electrostatic purifier |
| CN107545993B (en) * | 2017-09-13 | 2020-04-14 | 河南省三禾电气有限公司 | Integrated pole-mounted transformer and integrated pole-mounted voltage transformation system |
| CN108361481A (en) * | 2018-03-30 | 2018-08-03 | 桂林电力电容器有限责任公司 | A kind of high intensity positive displacement metab for electrical equipment |
| CN112467586B (en) * | 2019-09-06 | 2022-12-23 | 河南森源电气股份有限公司 | Box-type substation for wind power generation |
| CN111525412B (en) * | 2020-05-19 | 2021-09-24 | 国网内蒙古东部电力有限公司电力科学研究院 | Environment-friendly power equipment |
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