A kind of subway transformer
Technical field
The present invention relates to transformer technology field, in particular to a kind of subway transformer.
Background technique
With the development of urban modernization, urban planning and appearance of city are increasingly taken seriously, and ground type power equipment is not
Only take up surface area, be difficult to unanimously with the harmony of the appearance of the city, and be subject to it is extraneous unintentionally or the destruction of malice, to influence
Power supply reliability.Therefore, can below ground run power equipment be urban network restructuring from now on trend, this point is in many Europe
Man, the U.S., which largely uses in underground type power equipment, has obtained obvious embodiment.
There are two types of frame modes for Covered transformer.One is European, it is using epoxy resin as insulating materials, production
Product feature be it is easy for installation, hole of directly cutting the earth is filled again after connection line, but capacity very little, is usually no more than 100KVA, only
It is limited to street lighting.Another kind is American, also known as underground transformer, and the country opens transformer, high voltage load this
The compact transformer equipment that pass, fuse etc. are placed in fuel tank is known as underground combined transformer.It is mounted in melt pit, no
Occupy spatial surface, and can operation submerged in water whithin a period of time, it is matching of being widely used in the big and medium-sized cities of America
Electric mode.America Covered transformer is concentrated mainly in famous transformer manufacturing manufacturer, several families, wherein the general electricity in the U.S.
Two gas company (GE), Canadian CARTE international corporation yield produced account for 30% or so of America market.Canada
The Covered transformer of CARTE company production has been widely used in the electric system in Canada, the U.S., it can produce electricity
Press grade in 50KV and hereinafter, capacity 5000KVA and Covered transformer below.
But the problem as present on ground type transformer device structure, the especially residential area in China city, existing equipment
Use, can not be satisfying, also also have the appearance of subway transformer in the market at present, it is defeated when existing subway transformer
It is not adjustable usually out, and bad mechanical property, therefore existing subway transformer also needs further to improve.
Summary of the invention
Aiming at the problem that above-mentioned existing subway transformer output voltage can not be adjusted with bad mechanical property, the present invention will be solved
Certainly the technical issues of, is to provide a kind of subway transformer.
In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of subway transformer, including transformer core, become
Depressor winding, transformer tank and voltage show table, and the transformer winding includes the first winding and the second winding, described first around
It is provided with the first support device in group, the second support device, first support device and are provided on second winding
Transformer core is provided between two support devices, first support device and the second support device extend upwardly to transformer tank
Outside, be provided with several output ends on the left of the transformer tank, several outputs be provided on the left of the output end
Binding post is provided with cylinder above the output wiring terminal, and attachment device, the connection dress are provided with below the cylinder
Setting connect output end with output wiring terminal under the action of the cylinder, and input connection is provided on the left of the transformer tank
It holds, is provided with cooling fin below the transformer tank.
The preferred embodiment of above scheme are as follows: it is provided with the first damper between first support device and transformer core,
It is provided with the second damper between second support device and transformer core, is arranged between the first support device and transformer tank
There is third damper, the 4th damper is provided between second support device and transformer tank, damper can prevent from becoming
Depressor is damaged in vibration, improves the mechanical performance of transformer.
The preferred embodiment of above scheme are as follows: the two sides of the transformer tank are provided with the 5th damper, the 5th damping
It is provided with transformer base below device, elastomeric support column is provided in the transformer base, the transformer base is removable
Being mounted on transformer tank of formula is unloaded, when transformer is fixed by pedestal, damper has an antihunt action, and elastomeric support column can be with
Reduce the impact force that transformer is subject to, improves the mechanical performance of transformer.
The preferred embodiment of above scheme are as follows: the 6th damper, the 6th damping are provided with above the transformer tank
Suspension arrangement is provided on device, for the detachable setting of the suspension arrangement on the 6th damper, damper can reduce change
The impact force that depressor is subject in suspension.
The preferred embodiment of above scheme are as follows: snorkel is provided on the cylinder, the snorkel is connected with cylinder adjusting
Device, the cylinder regulating device are located on the ground, and cylinder regulating device controls Telescopic-cylinder so as to adjust output voltage.
The preferred embodiment of above scheme are as follows: the voltage shows the table connection attachment device, shows table by voltage
It is recognized that real-time output voltage, it is determined whether to adjust cylinder.
The utility model has the advantages that by adopting the above technical scheme, a kind of subway transformer of the invention during the work time, passes through cylinder
Output voltage is adjusted, the voltage for realizing subway transformer is adjustable.It is provided with pedestal below transformer, enables transformer
It is fixed on ground, is provided with suspension arrangement above transformer, so that transformer suspension type is carried, facilitates the installation of transformation,
Improve the operability of transformer.A kind of subway transformer provided by the present invention, it is adjustable to realize voltage, operates very square
Just, by the setting of damper and elastomeric support column, the mechanical performance of transformer is increased.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of subway transformer first embodiment of the present invention;
Fig. 2 is a kind of structural schematic diagram of the second embodiment of subway transformer of the present invention.
In figure: 1- output wiring terminal, 2- output end, the first damper of 3-, 4- transformer core, 5- attachment device, 6- cylinder,
7- cylinder regulating device, 8- snorkel, 9- voltage display table, 10- third damper, the first support column of 11-, the first winding of 12-,
13- transformer tank, the 4th damper of 14-, the second support column of 15-, the second winding of 16-, 17- input connector, 18- second are damped
Device, 19- cooling fin, the 5th damper of 20-, 21- transformer base, 22- elastomeric support column, 23- suspension arrangement, 24- the 6th hinder
Buddhist nun's device.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
Embodiment 1
As shown in Figure 1, a kind of subway transformer of the present embodiment, including transformer core 4, transformer winding, transformer tank
13 and voltage show table 9, transformer winding includes the first winding 12 and the second winding 16, is provided with first on the first winding 12
Support arrangement 11 is provided with the second support device 15 on second winding 16, between the first support device 11 and the second support device 15
It is provided with transformer core 4, the first support device 11 and the second support device 15 extend upwardly to the outside of transformer tank 13, transformation
The left side of device case 13 is provided with several output ends 2, and the left side of output end 2 is provided with several output wiring terminals 1, output connection
Cylinder 6 is arranged in the top of column 1, and the lower section of cylinder 6 is provided with attachment device 5, and attachment device 5 makes to export under the action of cylinder 6
End 2 is connect with output wiring terminal 1, and the left side of transformer tank 13 is provided with input connector 17, the lower section setting of transformer tank 13
There is cooling fin 19.
Wherein, be provided with the first damper 3 between the first support device 11 and transformer core 4, the second support device 15 with
It is provided with the second damper 18 between transformer core 4, third damping is provided between the first support device 11 and transformer tank 13
Device 10 is provided with the 4th damper 14 between second support device 15 and transformer tank 13.
Wherein, the two sides of transformer tank 13 are provided with the 5th damper 20, and the lower section of the 5th damper 20 is provided with transformation
Device pedestal 21, is provided with elastomeric support column 22 in transformer base 21, transformer base 21 it is detachable be mounted on transformer
On case 13.
Wherein, it is provided with snorkel 8 on cylinder 6, snorkel 8 is connected with cylinder regulating device 7, and cylinder regulating device 7
In on the ground.
Wherein, voltage display table 9 connects the attachment device 5, shows table 9 by voltage it is recognized that defeated in real time
Voltage out, it is determined whether to adjust cylinder.
In above-described embodiment, transformer base is provided with below transformer tank, transformer is to be fixed on ground by pedestal
It is a kind of sitting posture subway transformer on face.
Embodiment 2
As shown in Fig. 2, a kind of subway transformer of the present embodiment, including transformer core 4, transformer winding, transformer tank
13 and voltage show table 9, transformer winding includes the first winding 12 and the second winding 16, is provided with first on the first winding 12
Support arrangement 11 is provided with the second support device 15 on second winding 16, is arranged between the first support device 11 and second device 15
There is transformer core 4, the first support device 11 and the second support device 15 extend upwardly to the outside of transformer tank 13, transformer tank
13 left side is provided with several output ends 2, and the left side of output end 2 is provided with several output wiring terminals 1, output wiring terminal 1
Top cylinder 6 is set, the lower section of cylinder 6 is provided with attachment device 5, and attachment device 5 makes output end 2 under the action of cylinder 6
It is connect with output wiring terminal 1, the left side of transformer tank 13 is provided with input connector 17, and the lower section of transformer tank 13 is provided with scattered
Backing 19.
Wherein, be provided with the first damper 3 between the first support device 11 and transformer core 4, the second support device 15 with
It is provided with the second damper 18 between transformer core 4, third damping is provided between the first support device 11 and transformer tank 13
Device 10 is provided with the 4th damper 14 between second support device 15 and transformer tank 13.
Wherein, it is provided with the 6th damper 24 above 13 transformer tanks, is provided with suspension arrangement on the 6th damper 24
23, the detachable setting of suspension arrangement 23 is on the 6th damper 23.
Wherein, it is provided with snorkel 8 on cylinder 6, snorkel 8 is connected with cylinder regulating device 7, and cylinder regulating device 7
In on the ground.
Wherein, voltage display table 9 connects the attachment device 5, shows table 9 by voltage it is recognized that defeated in real time
Voltage out, it is determined whether to adjust cylinder.
In above-described embodiment, suspension arrangement is provided with above transformer tank, the fixed form of transformer is suspension type, is
A kind of suspension type subway transformer.
In conclusion a kind of subway transformer provided by the present invention, is not only fixed by transformer seat, also Suspensible
It is fixed, also achieve that output voltage is adjustable, and operation is very easy, while mechanical performance is also very good.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.