CN101930826A - Continuous transformer - Google Patents

Continuous transformer Download PDF

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Publication number
CN101930826A
CN101930826A CN 201010263048 CN201010263048A CN101930826A CN 101930826 A CN101930826 A CN 101930826A CN 201010263048 CN201010263048 CN 201010263048 CN 201010263048 A CN201010263048 A CN 201010263048A CN 101930826 A CN101930826 A CN 101930826A
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CN
China
Prior art keywords
iron core
coil
terminal
input coil
rotating cylinder
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CN 201010263048
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Chinese (zh)
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CN101930826B (en
Inventor
杨红涛
李文生
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MENGZHOU ELECTRIC POWER CO Ltd
State Grid Corp of China SGCC
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MENGZHOU ELECTRIC POWER CO Ltd
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Priority to CN2010102630483A priority Critical patent/CN101930826B/en
Publication of CN101930826A publication Critical patent/CN101930826A/en
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Publication of CN101930826B publication Critical patent/CN101930826B/en
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Abstract

The invention provides a continuous transformer, comprising an iron core, output terminals, an output winding, an outer shell, metal rings, a first input coil, a threading terminal, a second input coil, revolving drums and an input terminal, wherein the iron core is a closed loop circuit one side of which is wound with the output winding the both ends of which are connected with the output terminals, the other side of the closed loop circuit is provided with two revolving drums which can freely rotate on the iron core, one of the two revolving drums is wound with the first input coil and the other of the two revolving drums is wound with the second input coil, the two coils are wound in opposite directions and are communicated with each other by passing through the threading terminal fixed on the iron core at the center of the two revolving drums, and the external ends of the two coils are respectively connected with the metal rings which are connected with the input terminal. The continuous transformer of the invention can continuously regulate output voltage and realize any voltage output value in a certain voltage range, thereby meeting demands for different electric equipment and having good generality.

Description

Continuous transformer
Affiliated technical field
The present invention relates to power domain, especially a kind of continuous transformer that can continuously change output voltage.
Background technology
Transformer is as electric device commonly used, mainly contain two big classes at present, one class is a traditional transformer, it is divided into two-winding transformer and autotransformer again, two-winding transformer mainly is made up of two coils on same iron core, its principle is, the alternating magnetic field that input coil produced produces induced electromotive force in output winding behind iron core circulation, according to the law of electromagnetic induction, input output voltage ratio for input the turn ratio of output winding, autotransformer has only a coil, its input coil is output winding, it be by the voltage distribution relation of input voltage in same coil determine input the output voltage ratio, an other class is an electronic transformer, be widely used in various chargers etc., general using transistor oscillating circuit is realized transformation.
Yet, there is a general problem in above-mentioned transformer, be exactly that versatility is less, same transformer can not satisfy various transformation demand, though there are many transformers to have a plurality of gears at present, but its output voltage values also is very limited, along with increasing of various electrical appliance kinds, its limited voltage gear has been difficult to adapt to numerous different power consumption equipments, therefore, general electrical appliance all needs to be equipped with special-purpose transformer (this transformer is included in the supply unit such as charger), and this has caused the waste of bigger a part of resource.
Summary of the invention
At the problems referred to above, the object of the present invention is to provide a kind of continuous transformer, this continuous transformer can be regulated output voltage continuously, can realize the free voltage output valve in certain voltage range, to satisfy the needs of various different power consumption equipments, versatility is fabulous.
The technical solution adopted for the present invention to solve the technical problems is: this continuous transformer comprises iron core, lead-out terminal, output winding, shell, becket, first input coil, the threading terminal, second input coil, rotating cylinder, input terminal, described iron core is a closed-loop path, one side is wound with described output winding, the described lead-out terminal of its two termination, opposite side is equipped with two described rotating cylinders, these two rotating cylinders all can freely rotate on described iron core, be wound with described first input coil on one of them rotating cylinder, be wound with described second input coil on another rotating cylinder, the winding direction of two coils is opposite, from the same side, one is clockwise, another is counterclockwise, the threading terminal that these two coils pass on the iron core that is fixed on described two rotating cylinder central authorities is interconnected, these two coils contact with described becket separately in their outer end, the described input terminal of this metal articulating.
As preferably, above-mentioned continuous transformer also is provided with the smooth cylindrical wall of one deck on the iron core of described rotating cylinder inboard, scribble lubricating oil on it, matches with described rotating cylinder, makes the rotating cylinder can smooth rotation.
As preferably, in the above-mentioned continuous transformer, described rotating cylinder comprises two-layer, is wound with coil on the internal layer, outer coil is sheltered from, and plays a protective role.
As preferably, in the above-mentioned continuous transformer, the threading of described threading terminal partly is a slick and sly through hole, can make coil-winding portion is smooth within it to shuttle back and forth.
Beneficial effect of the present invention is: in this continuous transformer, because input coil is divided into first input coil and second input coil, they are coaxial reverse, therefore, the magnetic direction that they produced is also opposite, therefore the magnetic flux in the iron core is the algebraical sum of the magnetic flux of first input coil and second input coil, and by the rotation rotating cylinder, promptly regulating the number of turn of first input coil and second input coil serially distributes, like this, promptly regulate the magnetic flux in the iron core serially, thereby the induction output voltage in the adjusting output winding, this continuous transformer can be regulated output voltage continuously, can realize the free voltage output valve in certain voltage range, to satisfy the needs of various different power consumption equipments, versatility is fabulous.
Description of drawings
Accompanying drawing is the structural representation of this continuous transformer.
In the accompanying drawing: 1, iron core; 2, lead-out terminal; 3, output winding; 4, shell; 5, becket; 6, the first input coils; 7, the threading terminal; 8, the second input coils; 9, rotating cylinder; 10, input terminal.
Embodiment
The present invention is further described below in conjunction with drawings and Examples:
In the accompanying drawing illustrated embodiment, this continuous transformer comprises iron core 1, lead-out terminal 2, output winding 3, shell 4, becket 5, first input coil 6, threading terminal 7, second input coil 8, rotating cylinder 9, input terminal 10, described iron core 1 is a closed-loop path, one side is wound with described output winding 3, the described lead-out terminal 2 of its two termination, opposite side is equipped with two described rotating cylinders 9, these two rotating cylinders 9 all can freely rotate on described iron core 1, be wound with described first input coil 6 on one of them rotating cylinder 9, be wound with described second input coil 8 on another rotating cylinder 9, the winding direction of two coils is opposite, from the same side, one is clockwise, another is counterclockwise, the threading terminal 7 that these two coils pass on the iron core 1 that is fixed on described two rotating cylinders 9 central authorities is interconnected, and these two coils contact with described becket 5 separately in their outer end, and this becket 5 connects described input terminal 10.
Above-mentioned continuous transformer, described iron core 1 is circular for the rectangular shape of band fillet, cross section, the rectangle silicon steel sheet that is scribbled insulating varnish by multi-disc builds up, with the generation of restrict eddy current.
Above-mentioned continuous transformer also is provided with the smooth cylindrical wall of one deck on the iron core 1 of described rotating cylinder 9 inboards, scribble lubricating oil on it, matches with described rotating cylinder 9, makes the rotating cylinder 9 can smooth rotation, and this smooth cylindrical wall and described iron core 1 are fixed.
Above-mentioned continuous transformer, described rotating cylinder 9 comprises two-layer, is wound with coil on the internal layer, outer coil is sheltered from, and play a protective role, and superficies has coarse lines, makes things convenient for its rotation.
Above-mentioned continuous transformer, described threading terminal 7 is a metal terminal, its threading partly is a slick and sly through hole, can make coil-winding portion is smooth within it to shuttle back and forth.
Above-mentioned continuous transformer, described first input coil 6 and second input coil, 8 two ends all have a metal slide plate, can get around the annular groove that is located on the described becket 5 and be free to slide.
Above-mentioned continuous transformer, its operation principle is as follows: because input coil is divided into first input coil 6 and second input coil 8, they are coaxial reverse, therefore, the magnetic direction that they produced is also opposite, therefore the magnetic flux in the iron core 1 is the algebraical sum of the magnetic flux of first input coil 6 and second input coil 8, and by rotation rotating cylinder 9, promptly regulating the number of turn of first input coil 6 and second input coil 8 serially distributes, like this, promptly regulate the magnetic flux in the iron core 1 serially, thereby regulate the induction output voltage in the output winding 3, as: suppose that input voltage is 220V, the total number of turns of first input coil 6 and second input coil 8 is 2000 circles, the number of turn of output winding 3 is 800 circles, after then rotating rotating cylinder 9, can make first input coil, 6 numbers of turn is 2000 circles, second input coil, 8 numbers of turn are 0 circle, and then output voltage is: 220 * 800/2000=88V, and making first input coil, 6 numbers of turn is 1000 circles, after the second input coil number of turn also is 1000 circles, there is not magnetic flux in the iron core 1, so output voltage is 0V, because in rotating cylinder 9 rotation processes, output voltage must be a continually varying, so output voltage can be the arbitrary value between the 0V-88V.
Above-mentioned continuous transformer can be regulated output voltage continuously, can realize the free voltage output valve in certain voltage range, and to satisfy the needs of various different power consumption equipments, versatility is fabulous.

Claims (6)

1. continuous transformer, comprise iron core (1), lead-out terminal (2), output winding (3), shell (4), becket (5), first input coil (6), threading terminal (7), second input coil (8), rotating cylinder (9), input terminal (10), it is characterized in that: described iron core (1) is a closed-loop path, one side is wound with described output winding (3), the described lead-out terminal of its two termination (2), opposite side is equipped with two described rotating cylinders (9), these two rotating cylinders (9) all can be gone up at described iron core (1) and freely rotate, be wound with described first input coil (6) on one of them rotating cylinder (9), be wound with described second input coil (8) on another rotating cylinder (9), the winding direction of two coils is opposite, from the same side, one is clockwise, another is counterclockwise, the threading terminal (7) that these two coils pass on the iron core (1) that is fixed on described two rotating cylinders (9) central authorities is interconnected, these two coils contact with described becket (5) separately in their outer end, and this becket (5) connects described input terminal (10).
2. continuous transformer according to claim 1 is characterized in that: described iron core (1) is the rectangular shape of band fillet, and the cross section is circular, and the rectangle silicon steel sheet that is scribbled insulating varnish by multi-disc builds up.
3. continuous transformer according to claim 1, it is characterized in that: on the iron core (1) of described rotating cylinder (9) inboard, the smooth cylindrical wall of one deck is set also, scribble lubricating oil on it, match with described rotating cylinder (9), make the rotating cylinder (9) can smooth rotation, this smooth cylindrical wall and described iron core (1) be fixed.
4. continuous transformer according to claim 1 is characterized in that: described rotating cylinder (9) comprises two-layer, is wound with coil on the internal layer, and skin shelters from coil, and superficies have coarse lines.
5. continuous transformer according to claim 1 is characterized in that: described threading terminal (7) is a metal terminal, and its threading partly is a slick and sly through hole, can make coil-winding portion is smooth within it to shuttle back and forth.
6. continuous transformer according to claim 1 is characterized in that: described first input coil (6) and second input coil (8) two ends all have a metal slide plate, can get around the annular groove that is located on the described becket (5) and be free to slide.
CN2010102630483A 2010-08-26 2010-08-26 Continuous transformer Active CN101930826B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104036935A (en) * 2014-06-30 2014-09-10 国家电网公司 Transformer, excitation device, synchronous generator and synchronous motor
WO2015090228A1 (en) * 2013-12-20 2015-06-25 谢胜利 Transformer, synchronous generator and synchronous motor
CN108494266A (en) * 2018-03-09 2018-09-04 长沙市航信电力科技有限公司 Photovoltaic combining inverter and its control method
CN108494267A (en) * 2018-03-09 2018-09-04 长沙市航信电力科技有限公司 A kind of efficient photovoltaic DC-to-AC converter and its control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041431A (en) * 1976-11-22 1977-08-09 Ralph Ogden Input line voltage compensating transformer power regulator
CN87202971U (en) * 1987-03-12 1988-01-20 陈久会 Contactless self-coupling voltage regulator without air gas partial flow
CN101465194A (en) * 2007-12-22 2009-06-24 许明德 On-load adjustable stepless voltage-stabilizing transformer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041431A (en) * 1976-11-22 1977-08-09 Ralph Ogden Input line voltage compensating transformer power regulator
CN87202971U (en) * 1987-03-12 1988-01-20 陈久会 Contactless self-coupling voltage regulator without air gas partial flow
CN101465194A (en) * 2007-12-22 2009-06-24 许明德 On-load adjustable stepless voltage-stabilizing transformer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015090228A1 (en) * 2013-12-20 2015-06-25 谢胜利 Transformer, synchronous generator and synchronous motor
CN104036935A (en) * 2014-06-30 2014-09-10 国家电网公司 Transformer, excitation device, synchronous generator and synchronous motor
CN104036935B (en) * 2014-06-30 2017-03-01 国家电网公司 Transformator, excitation unit, synchronous generator and synchronous motor
CN108494266A (en) * 2018-03-09 2018-09-04 长沙市航信电力科技有限公司 Photovoltaic combining inverter and its control method
CN108494267A (en) * 2018-03-09 2018-09-04 长沙市航信电力科技有限公司 A kind of efficient photovoltaic DC-to-AC converter and its control method

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Owner name: STATE ELECTRIC NET CROP.

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Address after: 454750 No. 10 Han Yu street, Mengzhou, Henan

Patentee after: Mengzhou Electric Power Co., Ltd.

Patentee after: State Grid Corporation of China

Address before: 454750 No. 10 Han Yu street, Mengzhou, Henan

Patentee before: Mengzhou Electric Power Co., Ltd.