CN208126984U - A kind of photovoltaic security and stability insulating transformer - Google Patents

Abstract

The utility model discloses a kind of photovoltaic security and stability insulating transformers, including pulley, it is grounded supporting rail, cooling fin, oil discharging valve, electromagnetism winding, low-tension bushing, petroleum pipeline, explosion stack, gas separator, pouring orifice, oil conservater, dehydrating breather, oil temperature alarm, fuel level indicator, oil temperature indicator and nameplate, the pulley side is provided with ground connection supporting rail, the ground connection supporting rail side is provided with cooling fin, the cooling fin side is provided with oil discharging valve, the photovoltaic in security and stability insulating transformer by the way that on-load switch and high-tension fuse are mounted in the cabinet of transformer, using the insulating liquid of transformer as the insulation of whole equipment and heat eliminating medium, quality of voltage is high, neutral point excursion amount is small, guarantee that transformer is safely operated steadily in the long term.Liquid insulating medium is the liquid dielectric for playing insulating effect in electrical equipment, and cabinet uses full-closed structure, has many advantages, such as that fan-out capability is strong, noise is low, loss is small.

Description

A kind of photovoltaic security and stability insulating transformer

Technical field

The utility model relates to field transformer, specially a kind of photovoltaic security and stability insulating transformer.

Background technique

At present in field transformer, transformer is made of iron core and coil, coil there are two or it is more than two around Group, wherein connect the winding of power supply primary coil, remaining winding secondary coil, it can convert alternating voltage, electric current and Impedance, iron core that simplest iron-core transformer is made by a soft magnetic materials and covers the line of two the number of turns on iron core not etc. Circle is constituted, and the effect of iron core is the magnetic coupling reinforced between two coils, and in order to reduce vortex and magnetic hystersis loss in iron, iron core is by applying The silicon steel plate stacking of paint forms;There is no the connection of electricity between two coils, coil is coiled by insulated copper wire, and a coil connects exchange Power supply is known as primary coil, another coil connects electrical appliance and is known as secondary coil, actual transformer be it is very complicated, can not keep away Exempt from there are copper loss, iron loss and leakage field etc., discuss to simplify and only introduce ideal transformer here, the item that ideal transformer is set up Part is：Ignore leakage magnetic flux, ignore the resistance of former and deputy coil, ignore the loss of iron core, ignores no-load current, such as power transformer Device in full-load run close to ideal transformer situation, and in reality, often because consume serious problems cause to pacify Full problem, the utility model can solve safety problem under conditions of not increasing new component.

Utility model content

The purpose of this utility model is to provide a kind of photovoltaic security and stability insulating transformers, to solve above-mentioned background The middle problem.

To solve above-mentioned purpose, the utility model is provided the following technical solutions：A kind of photovoltaic security and stability insulation change Depressor, including pulley, ground connection supporting rail, cooling fin, oil discharging valve, electromagnetism winding, high-tension fuse, on-load switch, liquid are exhausted Edge medium, bushing, tap switch, low-tension bushing, petroleum pipeline, explosion stack, gas separator, pouring orifice, oil conservater, moisture absorption Device, oil temperature alarm, fuel level indicator, oil temperature indicator and nameplate, the pulley side is provided with ground connection supporting rail, described to connect Ground support trackside side is provided with cooling fin, and the cooling fin side is provided with oil discharging valve, is provided among the oil discharging valve Electromagnetism winding, electromagnetism winding top side are provided with high-tension fuse, and on-load switch is provided on the high-tension fuse, described Side is provided with liquid insulating medium on on-load switch, and bushing, the high pressing sleeve are provided on the liquid insulating medium Pipe side is provided with tap switch, and the tap switch side is provided with low-tension bushing, and the low-tension bushing side is connected with defeated Oil pipe, the petroleum pipeline side are provided with explosion stack, and the explosion stack top side is provided with gas separator, the gas separator Side is provided with pouring orifice, and side is provided with oil conservater on the pouring orifice, and dehydrating breather, the suction are provided on the oil conservater Wet device side is provided with oil temperature alarm, and oil temperature alarm side is provided with fuel level indicator, the fuel level indicator one Side is connected with oil temperature indicator, and the oil temperature indicator side is provided with nameplate.

Furthermore, the pulley and ground connection supporting rail bottom are connect with its bearing.

Furthermore, the ground connection supporting rail is connect with cooling fin bottom bolts.

Furthermore, the electromagnetism winding, high-tension fuse, on-load switch, liquid insulating medium are all in transformer tank Internal portion.

Furthermore, the petroleum pipeline on the oil conservater and pouring orifice, oil temperature alarm, fuel level indicator and cabinet bottom Portion communicates.

Furthermore, the liquid insulating medium is filled between transformer fuse and shell.

Furthermore, electromagnetism winding is interlaced arrangement in transformer tank body.

Compared with prior art, the utility model has the beneficial effects that：The photovoltaic is in security and stability insulating transformer By the way that on-load switch and high-tension fuse to be mounted in the cabinet of transformer, using the insulating liquid of transformer as entirely setting Standby insulation and heat eliminating medium, quality of voltage is high, and neutral point excursion amount is small, guarantees that transformer is safely operated steadily in the long term.Liquid Dielectric is the liquid dielectric for playing insulating effect in electrical equipment, and cabinet uses full-closed structure, has fan-out capability By force, the advantages that noise is low, loss is small, therefore resistance to shorting is good, and has good corrosive power, can effectively prevent dust storm and salt The erosion of mist, by the way that insulating oil to be filled between transformer fuse and shell, so that inside transformer is completely cut off air, play absolutely Edge moisture-proof role.Simultaneously because fluid insulation oil shuttling movement, can speed up the extinguishing of electric arc, arc temperature is reduced, is played cold But the effect of transformer improves the service life of transformer, by reducing the high-tension coil interlaced arrangement in transformer high The number of turns of crimping circle guarantees that coil has good electric property, and part is put so that coil inside field distribution is more uniform Electricity is few, and lightning impulse resistant ability is strong, effectively extends service life.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

Fig. 1 is the floor map of the utility model photovoltaic security and stability insulating transformer；

Fig. 2 is the operation schematic diagram of relay in the utility model photovoltaic security and stability insulating transformer.

In figure：1- pulley, 2- ground connection supporting rail, 3- cooling fin, 4- oil discharging valve, 5- electromagnetism winding, 6- high-tension fuse, 7- on-load switch, 8- liquid insulating medium, 9- bushing, 10- tap switch, 11- low-tension bushing, 12- petroleum pipeline, 13- are anti- Booster, 14- gas separator, 15- pouring orifice, 16- oil conservater, 17- dehydrating breather, 18- oil temperature alarm, 19- fuel level indicator, 20- oil temperature indicator, 21- nameplate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

The utility model provides the following technical solutions referring to FIG. 1-2,：A kind of photovoltaic security and stability insulation transformation Device, including pulley 1, ground connection supporting rail 2, cooling fin 3, oil discharging valve 4, electromagnetism winding 5, high-tension fuse 6, on-load switch 7, liquid Body dielectric 8, bushing 9, tap switch 10, low-tension bushing 11, petroleum pipeline 12, explosion stack 13, gas separator 14, note Hydraulic fluid port 15, oil conservater 16, dehydrating breather 17, oil temperature alarm 18, fuel level indicator 19, oil temperature indicator 20 and nameplate 21, pulley 1 Side is provided with ground connection supporting rail 2, and ground connection 2 side of supporting rail is provided with cooling fin 3, and 3 side of cooling fin is provided with oil discharging valve 4, electromagnetism winding 5 is provided among oil discharging valve 4, and 5 top side of electromagnetism winding is provided with high-tension fuse 6, sets on high-tension fuse 6 It is equipped with on-load switch 7, side is provided with liquid insulating medium 8 on on-load switch 7, and high pressing sleeve is provided on liquid insulating medium 8 Pipe 9,9 side of bushing are provided with tap switch 10, and 10 side of tap switch is provided with low-tension bushing 11, low-tension bushing 11 1 Side is connected with petroleum pipeline 12, and 12 side of petroleum pipeline is provided with explosion stack 13, and 13 top side of explosion stack is provided with gas separator 14, gas 14 side of body separator is provided with pouring orifice 15, and side is provided with oil conservater 16 on pouring orifice 15, and suction is provided on oil conservater 16 Wet device 17,17 side of dehydrating breather are provided with oil temperature alarm 18, and 18 side of oil temperature alarm is provided with fuel level indicator 19, pasta 19 side of indicator is connected with oil temperature indicator 20, and 20 side of oil temperature indicator is provided with nameplate 21, pulley 1 and ground connection supporting rail 2 bottoms are connect with its bearing, and ground connection supporting rail 2 is connect with 3 bottom bolts of cooling fin, electromagnetism winding 5, high-tension fuse 6, load The petroleum pipeline 12 and pouring orifice 15, oil temperature alarm of switch 7, liquid insulating medium 8 all inside transformer-cabinet, on oil conservater 16 Device 18, fuel level indicator 19 are communicated with the bottom of box, and liquid insulating medium 8 is filled between transformer fuse and shell, electromagnetism Winding 5 is interlaced arrangement in transformer tank body.

Working principle：When using photovoltaic security and stability insulating transformer, which is insulated with security and stability By the way that on-load switch 7 and high-tension fuse 6 to be mounted in the cabinet of transformer in transformer, the insulating liquid of transformer is utilized Insulation and heat eliminating medium as whole equipment, quality of voltage is high, and neutral point excursion amount is small, guarantees transformer safety steadily in the long term Operation.Liquid insulating medium 8 is the liquid dielectric 8 for playing insulating effect in electrical equipment, and cabinet uses full-closed structure, tool Have the advantages that fan-out capability is strong, noise is low, loss is small, therefore resistance to shorting is good, and there is good corrosive power, can effectively prevent The only erosion of dust storm and salt fog keeps inside transformer isolation empty by the way that insulating oil to be filled between transformer fuse and shell Gas, plays the role of insulation and moisture, and the content being not described in detail in specification belongs to existing well known to professional and technical personnel in the field There is technology.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (7)

1. a kind of photovoltaic security and stability insulating transformer, including pulley（1）, ground connection supporting rail（2）, cooling fin（3）, drain the oil Valve（4）, electromagnetism winding（5）, high-tension fuse（6）, on-load switch（7）, liquid insulating medium（8）, bushing（9）, point Connect switch（10）, low-tension bushing（11）, petroleum pipeline（12）, explosion stack（13）, gas separator（14）, pouring orifice（15）, oil storage Cabinet（16）, dehydrating breather（17）, oil temperature alarm（18）, fuel level indicator（19）, oil temperature indicator（20）And nameplate（21）, special Sign is：The pulley（1）Side is provided with ground connection supporting rail（2）, the ground connection supporting rail（2）Side is provided with cooling fin （3）, the cooling fin（3）Side is provided with oil discharging valve（4）, the oil discharging valve（4）Centre is provided with electromagnetism winding（5）, The electromagnetism winding（5）Top side is provided with high-tension fuse（6）, the high-tension fuse（6）On be provided with on-load switch（7）, The on-load switch（7）Upper side is provided with liquid insulating medium（8）, the liquid insulating medium（8）On be provided with high pressing sleeve Pipe（9）, the bushing（9）Side is provided with tap switch（10）, the tap switch（10）Side is provided with low pressure set Pipe（11）, the low-tension bushing（11）Side is connected with petroleum pipeline（12）, the petroleum pipeline（12）Side is provided with explosion stack （13）, the explosion stack（13）Top side is provided with gas separator（14）, the gas separator（14）Side is provided with oiling Mouthful（15）, the pouring orifice（15）Upper side is provided with oil conservater（16）, the oil conservater（16）On be provided with dehydrating breather（17）, The dehydrating breather（17）Side is provided with oil temperature alarm（18）, the oil temperature alarm（18）Side is provided with fuel level indicator （19）, the fuel level indicator（19）Side is connected with oil temperature indicator（20）, the oil temperature indicator（20）Side is provided with Nameplate（21）.

2. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：The pulley （1）With ground connection supporting rail（2）Bottom is connect with its bearing.

3. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：The ground connection branch Support rail（2）With cooling fin（3）Bottom bolts connection.

4. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：The electromagnetism around Group（5）, high-tension fuse（6）, on-load switch（7）, liquid insulating medium（8）All inside transformer-cabinet.

5. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：The oil conservater （16）On petroleum pipeline（12）And pouring orifice（15）, oil temperature alarm（18）, fuel level indicator（19）It is communicated with the bottom of box.

6. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：The liquid is exhausted Edge medium（8）It is filled between transformer fuse and shell.

7. a kind of photovoltaic security and stability insulating transformer according to claim 1, it is characterised in that：Electromagnetism winding （5）It is interlaced arrangement in transformer tank body.