CN203300416U - On-load capacity-regulating voltage-regulating combination transformer - Google Patents

On-load capacity-regulating voltage-regulating combination transformer Download PDF

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Publication number
CN203300416U
CN203300416U CN2013202755416U CN201320275541U CN203300416U CN 203300416 U CN203300416 U CN 203300416U CN 2013202755416 U CN2013202755416 U CN 2013202755416U CN 201320275541 U CN201320275541 U CN 201320275541U CN 203300416 U CN203300416 U CN 203300416U
Authority
CN
China
Prior art keywords
transformer
voltage
regulating
loaded capacity
fuse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2013202755416U
Other languages
Chinese (zh)
Inventor
杨永宏
明涛
李强
王涛
徐星谱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANYANG CITY XINTE ELECTRIC CO Ltd
Original Assignee
NANYANG CITY XINTE ELECTRIC CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NANYANG CITY XINTE ELECTRIC CO Ltd filed Critical NANYANG CITY XINTE ELECTRIC CO Ltd
Priority to CN2013202755416U priority Critical patent/CN203300416U/en
Application granted granted Critical
Publication of CN203300416U publication Critical patent/CN203300416U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an on-load capacity-regulating voltage-regulating combination transformer. The on-load capacity-regulating voltage-regulating combination transformer comprises a transformer shell and a transformer body, wherein the transformer body is located inside the transformer shell, and the side face of the transformer shell is provided with high-voltage and low-voltage line-outgoing columns. A coil of the transformer body comprises an primary-edge high-voltage coil body and a secondary-edge low-voltage coil body, wherein the primary-edge high-voltage coil body is connected with an on-load capacity-regulating voltage-regulating switch, a high-voltage oil immersed four-position load switch, a reserve protective fuse and an inserting type fuse are sequentially connected between an primary-edge high-voltage coil line-incoming terminal and the primary-edge high-voltage coil body in series, and an automatic controller is arranged inside the transformer shell. The connection modes of windings are converted by means of the specially-made on-load capacity-regulating voltage-regulating switch so that capacity grade regulation can be conducted, and most economical operation is achieved.

Description

A kind of loaded capacity regulating voltage regulating combined transformer
Technical field
The utility model relates to electricity consumption distribution field, particularly a kind of loaded capacity regulating voltage regulating combined transformer.
Technical background
On market, existing combined transformer adopts the elements such as depressor device body, high voltage load switch, fuse together to be placed in oil tank of transformer, itself do not have voltage adjustment of on-load capacity transfer ability, so there are the following problems: 1, load fluctuation more directly causes distribution loss to increase, 2, three-phase load is uneven, increase transformer loss, can burn transformer when serious.3, rate of qualified voltage is low, can cause burning user's motor, increase line loss, reduce give, the converting equipment ability, the voltage collapse accident may occur in brownout.
existing loaded capacity regulating voltage regulating transformer, loaded capacity regulating voltage regulating power transformer as disclosed in CN200520125405.4 is seen, comprise transformer shell, be arranged on the low pressure winding in housing, the high pressure winding, and cover sets high, the iron core of low pressure winding, it is characterized in that: housing is provided with load capacity and pressure regulating switch and operating control device, on-load voltage regulating switch and operating control device thereof, described low pressure winding is by the little wire turn that is cascaded, large wire turn forms, little wire turn is coiled into by a wire, large wire turn is by two wires and around forming, described height, the low-voltage coil tap is connected with respectively load capacity and pressure regulating switch, the high pressure winding consists of at least two group coil tandems, and each is organized coil and has separately coil tap, and coil tap connects the termination of access as on-load voltage regulating switch, the iron core that described winding is nested with is amorphous alloy iron core.Its weak point is: can not realize that not only looped network, terminal, duplicate supply switch three kinds of modes and move, and not arrange two fuse protected.
The utility model content
The utility model is in order to make up the deficiencies in the prior art; provide a kind of and realized that looped network, terminal, three kinds of modes of duplicate supply switching are moved, the loaded capacity-regulated combined transformer of two fuse protected, low-loss, low noise; thereby the no-load loss of transformer when moving is reduced to minimum, form optimum economical operation.
the technical solution of the utility model is: a kind of loaded capacity regulating voltage regulating combined transformer, comprise transformer shell and transformer body, described transformer body is positioned at described transformer shell, the side of described transformer shell is provided with high pressure and low-pressure line-outgoing post, the coil of described transformer body comprises former limit high-tension coil and secondary low-voltage coil, be connected with the loaded capacity regulating voltage regulating switch on the high-tension coil of described former limit, order is connected with high voltage oil immersion formula four position on-load switches successively between former limit high-tension coil input terminal and former limit high-tension coil, the backup protection fuse, plug-in fuse, be provided with automatic controller in described transformer shell.
The fin of described transformer body is provided with protection network outward.
Described loaded capacity regulating voltage regulating switch, high voltage oil immersion formula four position on-load switches, backup protection fuse and plug-in fuse are positioned at described transformer body.
Described transformer body is provided with oil level indicator.
Be provided with graduation mark on described oil level indicator.
Described transformer shell is provided with observation window.
Described high pressure and low-pressure line-outgoing post are equipped with lightning arrester.
The utility model can realize that at high pressure end of incoming cables installation high-voltage oil immersed type four position on-load switches looped network, terminal, duplicate supply switch three kinds of modes and move; Be connected in series backup protection fuse and plug-in fuse that this transformer has been had is two fuse protected in the high pressure end of incoming cables; Described transformer body is provided with oil level indicator, is provided with graduation mark on described oil level indicator, is convenient to observe housing oil level situation; Be equipped with lightning arrester at transformer high-voltage, low-pressure line-outgoing post, can protect fully converting equipment; Described transformer shell is provided with observation window, is convenient to observe situation in housing; Described loaded capacity regulating voltage regulating switch, high voltage oil immersion formula four position on-load switches, backup protection fuse and plug-in fuse are positioned at described transformer body, be immersed in oil, component size is little, structure is more compact, easy for installation, flexible, all insulation, all-sealed structure, safe and reliable, easy to operate, non-maintaining; Carrying out capacity transfer with the automatic controller of installing in loaded capacity regulating voltage regulating switch and transformer shell on high-tension coil makes the coil turn of former limit winding carry out automatic adjustment by the loaded capacity regulating voltage regulating switch under the automatic control of automatic controller, make the output of secondary low pressure be in stable state, utilize special loaded capacity regulating voltage regulating switch to carry out the bind mode of conversion winding and carry out the capacitance grade adjustment; Transformer is loaded capacity-regulated, can in the situation that not the disconnecting transformer input power no-load loss of transformer in when operation is reduced to minimum, form optimum economical operation.
Description of drawings
Below in conjunction with accompanying drawing, the utility model is further illustrated:
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model.
Embodiment
as Fig. 1, shown in 2, a kind of loaded capacity regulating voltage regulating combined transformer, comprise transformer shell 1 and transformer body 3, described transformer body 3 is positioned at described transformer shell 1, the side of described transformer shell 1 is provided with high pressure and low-pressure line-outgoing post, the coil of described transformer body 3 comprises former limit high-tension coil and secondary low-voltage coil, be connected with loaded capacity regulating voltage regulating switch 7 on the high-tension coil of described former limit, order is connected with high voltage oil immersion formula four position on-load switches 4 successively between former limit high-tension coil input terminal and former limit high-tension coil, backup protection fuse 8, plug-in fuse 4, be provided with automatic controller 6 in described transformer shell 1, described loaded capacity regulating voltage regulating switch, high voltage oil immersion formula four position on-load switches, backup protection fuse and plug-in fuse are positioned at described transformer body.Described transformer body is provided with oil level indicator 2; be provided with graduation mark on described oil level indicator, described transformer shell is provided with observation window, and described high pressure and low-pressure line-outgoing post are equipped with lightning arrester; the fin of described transformer body is provided with protection network outward, can effectively protect fin not damaged.
The utility model can realize that at high pressure end of incoming cables installation high-voltage oil immersed type four position on-load switches looped network, terminal, duplicate supply switch three kinds of modes and move; Be connected in series backup protection fuse and plug-in fuse that this transformer has been had is two fuse protected in the high pressure end of incoming cables; Described transformer body is provided with oil level indicator, is provided with graduation mark on described oil level indicator, is convenient to observe housing oil level situation; Be equipped with lightning arrester at transformer high-voltage, low-pressure line-outgoing post, can protect fully converting equipment; Described transformer shell is provided with observation window, is convenient to observe situation in housing; Described loaded capacity regulating voltage regulating switch, high voltage oil immersion formula four position on-load switches, backup protection fuse and plug-in fuse are positioned at described transformer body, be immersed in oil, component size is little, structure is more compact, easy for installation, flexible, all insulation, all-sealed structure, safe and reliable, easy to operate, non-maintaining; Carrying out capacity transfer with the automatic controller of installing in loaded capacity regulating voltage regulating switch and transformer shell on high-tension coil makes the coil turn of former limit winding carry out automatic adjustment by the loaded capacity regulating voltage regulating switch under the automatic control of automatic controller, make the output of secondary low pressure be in stable state, utilize special loaded capacity regulating voltage regulating switch to carry out the bind mode of conversion winding and carry out the capacitance grade adjustment; Transformer is loaded capacity-regulated, can in the situation that not the disconnecting transformer input power no-load loss of transformer in when operation is reduced to minimum, form optimum economical operation.

Claims (6)

1. loaded capacity regulating voltage regulating combined transformer, comprise transformer shell and transformer body, described transformer body is positioned at described transformer shell, the side of described transformer shell is provided with high pressure and low-pressure line-outgoing post, the coil of described transformer body comprises former limit high-tension coil and secondary low-voltage coil, it is characterized in that: be connected with the loaded capacity regulating voltage regulating switch on the high-tension coil of described former limit, order is connected with high voltage oil immersion formula four position on-load switches successively between former limit high-tension coil input terminal and former limit high-tension coil, the backup protection fuse, plug-in fuse, be provided with automatic controller in described transformer shell, the fin of described transformer body is provided with protection network outward.
2. loaded capacity regulating voltage regulating combined transformer as claimed in claim 1, it is characterized in that: described loaded capacity regulating voltage regulating switch, high voltage oil immersion formula four position on-load switches, backup protection fuse and plug-in fuse are positioned at described transformer body.
3. as claim 1 or the described loaded capacity regulating voltage regulating combined transformer of 2 any one, it is characterized in that: described transformer body is provided with oil level indicator.
4. loaded capacity regulating voltage regulating combined transformer as claimed in claim 3, is characterized in that: be provided with graduation mark on described oil level indicator.
5. loaded capacity regulating voltage regulating combined transformer as claimed in claim 1, it is characterized in that: described transformer shell is provided with observation window.
6. loaded capacity regulating voltage regulating combined transformer as claimed in claim 1, it is characterized in that: described high pressure and low-pressure line-outgoing post are equipped with lightning arrester.
CN2013202755416U 2013-05-20 2013-05-20 On-load capacity-regulating voltage-regulating combination transformer Expired - Fee Related CN203300416U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013202755416U CN203300416U (en) 2013-05-20 2013-05-20 On-load capacity-regulating voltage-regulating combination transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013202755416U CN203300416U (en) 2013-05-20 2013-05-20 On-load capacity-regulating voltage-regulating combination transformer

Publications (1)

Publication Number Publication Date
CN203300416U true CN203300416U (en) 2013-11-20

Family

ID=49576411

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013202755416U Expired - Fee Related CN203300416U (en) 2013-05-20 2013-05-20 On-load capacity-regulating voltage-regulating combination transformer

Country Status (1)

Country Link
CN (1) CN203300416U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105469944A (en) * 2016-01-15 2016-04-06 江苏省电力公司张家港市供电公司 Pole-mounted transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105469944A (en) * 2016-01-15 2016-04-06 江苏省电力公司张家港市供电公司 Pole-mounted transformer

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131120

Termination date: 20210520