CN107424808A - A kind of roller type loop coil contact voltage regulator - Google Patents

A kind of roller type loop coil contact voltage regulator Download PDF

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Publication number
CN107424808A
CN107424808A CN201710714720.8A CN201710714720A CN107424808A CN 107424808 A CN107424808 A CN 107424808A CN 201710714720 A CN201710714720 A CN 201710714720A CN 107424808 A CN107424808 A CN 107424808A
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CN
China
Prior art keywords
breaker
pressure
loop coil
shell
seat
Prior art date
Application number
CN201710714720.8A
Other languages
Chinese (zh)
Inventor
蒋富裕
王娟
党如良
赵小勇
蓝吉乐
齐书龙
Original Assignee
广东天圣高科股份有限公司
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 广东天圣高科股份有限公司 filed Critical 广东天圣高科股份有限公司
Priority to CN201710714720.8A priority Critical patent/CN107424808A/en
Publication of CN107424808A publication Critical patent/CN107424808A/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • H01F27/025Constructional details relating to cooling
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00Variable transformers or inductances not covered by group H01F21/00
    • H01F29/06Variable transformers or inductances not covered by group H01F21/00 with current collector gliding or rolling on or along winding
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02Housings; Casings; Bases; Mountings
    • H01H71/0264Mountings or coverplates for complete assembled circuit breakers, e.g. snap mounting in panel

Abstract

The invention discloses a kind of roller type loop coil contact voltage regulator, its structure includes rubber-covered handle, adjusting pressuring knob, fixed card slot, pressure regulation bar, built-in roller type loop coil, pressure display screen, ventilation slot, support feet, breaker, inlet wire seat, pressure display unit shell body, wire outlet seat, pressure regulator shell body, the present invention is when being used, first check for the whether firm connection of each several part, after confirmation Plant in good condition, switch on power, equipment roller type loop coil contact voltage regulator is started working, by provided with breaker, can automatic shutdown circuit when serious overload or short circuit and the failure such as under-voltage occur in the course of the work for equipment pressure regulator, so as to be effectively protected the usage safety performance of equipment, improve the service life of equipment, it is easy to use, it is practical.

Description

A kind of roller type loop coil contact voltage regulator

Technical field

The present invention is a kind of roller type loop coil contact voltage regulator, belongs to pressure regulator technical field.

Background technology

Pressure regulator is divided into oil immersed type pressure regulator, automatic coupling voltage regulator, isolates pressure regulator, induction voltage regulator, the electronic pressure regulation of pillar Five kinds of device and thyristor voltage regulator.

Prior art discloses a kind of Application No. CN202816624U screw type variable-voltage transformer, the invention will solve Technical problem be to provide a kind of screw type variable-voltage transformer, to solve the above problems, the invention use technical scheme include Iron core, screw coil, brush assembly of electric, induced current reactor and transmission mechanism, it is characterised in that:Described transmission mechanism bag Fluted disc, straight-tooth bar, sliding block, slide bar are included, described fluted disc is located on screw coil, and its inner ring is provided with and screw coil phase Identical internal thread, outer ring are provided with the tooth mouth being meshed with straight-tooth bar, and described sliding block coordinates with sliding bar, and has opening End, described fluted disc are stretched into openend, and described reactor is arranged on fluted disc, and described metallic brush component includes interior gold Belong to brush and outer metallic brush, described interior metallic brush is arranged on fluted disc, and its one end is connected by electric wire with reactor, separately One end is contacted by contact with the helical of screw coil, and described outer metallic brush is arranged on sliding block, and its one end is by touching Head contacts with the slip ring on reactor, and the other end sets lead of the wire as power supply, but the contact pressure regulation of prior art screw The usage safety performance of device equipment when in use is poor, when serious overload or short circuit occur in the course of the work for equipment pressure regulator And there is no effective safety precautions during the failure such as under-voltage, cause the service life of equipment to decline, in-convenience in use, practicality Difference.

The content of the invention

In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of roller type loop coil contact voltage regulator, It is poor to solve the usage safety performance of prior art screw type variable-voltage transformer equipment when in use, when equipment pressure regulator is working During occur there is no effective safety precautions when serious overload or short circuit and the failure such as under-voltage, cause making for equipment Declined with the life-span, in-convenience in use, the problem of poor practicability.

To achieve these goals, the present invention is to realize by the following technical solutions:A kind of roller type loop coil Contact voltage regulator, its structure include rubber-covered handle, adjusting pressuring knob, fixed card slot, pressure regulation bar, built-in roller type toroid Circle, pressure display screen, ventilation slot, support feet, breaker, inlet wire seat, pressure display unit shell body, wire outlet seat, pressure regulator shell Body, described rubber-covered handle are connected to the left and right sides of pressure regulator shell body upper end face, described pressure regulator shell body Upper end face on be fixed with fixed card slot, described pressure regulation bar is located at the inner surface of fixed card slot, described adjusting pressuring knob The upper end face of pressure regulation bar is movably connected on, before described pressure display unit shell body is by being electrically connected to pressure regulator shell body End surfaces, the inside of described pressure regulator shell body are provided with built-in roller type loop coil, and described ventilation slot is uniformly and equidistantly Located at the outer surface of pressure regulator shell body, the rear surface of described pressure regulator shell body is connected with support feet, described pressure Display screen is embedded in the upper surface of pressure display unit shell body front end, and the lower left surface of described pressure display screen is provided with inlet wire Seat, described inlet wire seat are located at the left side of wire outlet seat, and described breaker is by being electrically connected to the left side of pressure display unit shell body On end surfaces, described breaker is by breaker upper mounting holes, breaker top mounting seat, case for circuit breaker body, breaker Switch groove, breaker bottom mounting seat, breaker Lower mounting hole, disconnect switch composition, described breaker top mounting seat The upper end face of case for circuit breaker body is connected to, the rear surface of described case for circuit breaker body is connected with the installation of breaker bottom Seat, described killer switch groove are fixed in the front-end surface of case for circuit breaker body, and described disconnect switch is embedded in open circuit In the front-end surface of device switch groove, described breaker upper mounting holes are fixed at the front-end table of breaker top mounting seat Face, the front-end surface of described breaker bottom mounting seat are fixed with breaker Lower mounting hole, described case for circuit breaker Body is connected on the left end surface of pressure display unit shell body.

Further, described built-in roller type loop coil is installed by roller mounting bracket, pressure regulation bar mounting groove, pressure regulation bar Seat, roller, carbon brush, proximity transducer, carbon brush mounting bracket, annular coil body, loop coil deck composition.

Further, the upper end face of described pressure regulation bar mounting seat is fixed with pressure regulation bar mounting groove, described roller Mounting bracket is located at the rear surface of pressure regulation bar mounting seat, and the rear surface of described roller mounting bracket is provided with carbon brush mounting bracket, institute The upper end face for the annular coil body stated is fixed with loop coil deck, and the upper end face of described loop coil deck is set There is carbon brush mounting bracket, described roller is movably connected on the side surface of roller mounting bracket, described carbon brush peace by movable bolt The left end surface shelved is connected with carbon brush, and described proximity transducer is located at the inside of carbon brush, described pressure regulator shell body Inside is provided with annular coil body.

Further, described rubber-covered handle has 2.

Further, described support feet is shaped as cylinder, and described support feet has 2.

Further, described pressure display unit shell body is a length of 20-30cm rectangular configuration.

Further, described pressure regulator shell body is hollow cylindrical structure.

Further, described proximity transducer is by sensor probe, the sensor body of rod, first annular cutting ferrule, the second ring Shape cutting ferrule, probe power connecting seat composition, the right end face of described sensor probe is connected with the sensor body of rod, described Probe power connecting seat is connected to the right end face of the sensor body of rod, and the described sensor body of rod extends through first annular card Set, the second ring-shaped clamping sleeve, described first annular cutting ferrule are located at the left side of the second ring-shaped clamping sleeve, are provided with and pass inside described carbon brush The sensor body of rod.

Beneficial effect

A kind of roller type loop coil contact voltage regulator of the present invention, carrying out in use, first checking for whether each several part consolidates Connection, confirm Plant in good condition after, switch on power, equipment roller type loop coil contact voltage regulator start working, by provided with Breaker, it can be automatically cut off when serious overload or short circuit and the failure such as under-voltage occur in the course of the work for equipment pressure regulator Circuit, so as to be effectively protected the usage safety performance of equipment, improve the service life of equipment, easy to use, practicality By force.

Brief description of the drawings

The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention, Objects and advantages will become more apparent upon:

Fig. 1 is a kind of structural representation of roller type loop coil contact voltage regulator of the present invention.

Fig. 2 is the structural representation of breaker of the present invention.

Fig. 3 is the structural representation of roller type loop coil built in the present invention.

Fig. 4 is the structural representation of annular coil body of the present invention.

Fig. 5 is the circuit diagram of breaker of the present invention.

Fig. 6 is the structural representation of proximity transducer of the present invention.

Fig. 7 is the fundamental diagram of proximity transducer of the present invention.

In figure:Rubber-covered handle -1, adjusting pressuring knob -2, fixed card slot -3, pressure regulation bar -4, built-in roller type toroid Circle -5, pressure display screen -6, ventilation slot -7, support feet -8, breaker -9, inlet wire seat -10, pressure display unit shell body -11, go out Line seat -12, pressure regulator shell body -13, breaker upper mounting holes -901, breaker top mounting seat -902, case for circuit breaker Body -903, killer switch groove -904, breaker bottom mounting seat -905, breaker Lower mounting hole -906, disconnect switch - 907th, roller mounting bracket -501, pressure regulation bar mounting groove -502, pressure regulation bar mounting seat -503, roller -504, carbon brush -505, close biography Sensor -506, carbon brush mounting bracket -507, annular coil body -508, loop coil deck -509, sensor probe -5061, biography The sensor body of rod -5062, first annular cutting ferrule -5063, the second ring-shaped clamping sleeve -5064), probe power connecting seat -5065.

Embodiment

To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to Embodiment, the present invention is expanded on further.

Embodiment one

Fig. 1-Fig. 7 is referred to, the present invention provides a kind of roller type loop coil contact voltage regulator technical scheme:A kind of roller type ring Shape coil contact voltage regulator, its structure include rubber-covered handle 1, adjusting pressuring knob 2, fixed card slot 3, pressure regulation bar 4, built-in roller Formula loop coil 5, pressure display screen 6, ventilation slot 7, support feet 8, breaker 9, inlet wire seat 10, pressure display unit shell body 11, Wire outlet seat 12, pressure regulator shell body 13, described rubber-covered handle 1 are connected to the left and right of the upper end face of pressure regulator shell body 13 Both sides, are fixed with fixed card slot 3 on the upper end face of described pressure regulator shell body 13, and described pressure regulation bar 4 is located at fixing The inner surface of neck 3, described adjusting pressuring knob 2 are movably connected on the upper end face of pressure regulation bar 4, described pressure display unit shell Body 11 is provided with built-in roll by being electrically connected to the front-end surface of pressure regulator shell body 13, the inside of described pressure regulator shell body 13 Wheeled loop coil 5, described ventilation slot 7 are uniformly and equidistantly located at the outer surface of pressure regulator shell body 13, described pressure regulator The rear surface of shell body 13 is connected with support feet 8, and described pressure display screen 6 is embedded in the front end of pressure display unit shell body 11 Upper surface, the lower left surface of described pressure display screen 6 are provided with inlet wire seat 10, and described inlet wire seat 10 is located at wire outlet seat 12 Left side, described breaker 9 by being electrically connected on the left end surface of pressure display unit shell body 11, described breaker 9 by Breaker upper mounting holes 901, breaker top mounting seat 902, case for circuit breaker body 903, killer switch groove 904, open circuit Device bottom mounting seat 905, breaker Lower mounting hole 906, disconnect switch 907 form, described breaker top mounting seat 902 The upper end face of case for circuit breaker body 903 is connected to, the rear surface of described case for circuit breaker body 903 is connected with breaker Portion's mounting seat 905, described killer switch groove 904 are fixed in the front-end surface of case for circuit breaker body 903, and described is disconnected In the front-end surface of killer switch groove 904, described breaker upper mounting holes 901 are fixed at disconnected way switch 907 The front-end surface of road device top mounting seat 902, the front-end surface of described breaker bottom mounting seat 905 are fixed with breaker Lower mounting hole 906, described case for circuit breaker body 903 is connected on the left end surface of pressure display unit shell body 11, described Built-in roller type loop coil 5 by roller mounting bracket 501, pressure regulation bar mounting groove 502, pressure regulation bar mounting seat 503, roller 504, Carbon brush 505, proximity transducer 506, carbon brush mounting bracket 507, annular coil body 508, loop coil deck 509 form, described The upper end face of pressure regulation bar mounting seat 503 be fixed with pressure regulation bar mounting groove 502, described roller mounting bracket 501 is located at adjusting The rear surface of depression bar mounting seat 503, the rear surface of described roller mounting bracket 501 is provided with carbon brush mounting bracket 507, described The upper end face of annular coil body 508 is fixed with loop coil deck 509, the upper end of described loop coil deck 509 Surface is provided with carbon brush mounting bracket 507, and described roller 504 is movably connected on the side table of roller mounting bracket 501 by movable bolt Face, the left end surface of described carbon brush mounting bracket 507 are connected with carbon brush 505, and described proximity transducer 506 is located at carbon brush 505 Inside, the inside of described pressure regulator shell body 13 is provided with annular coil body 508, and described rubber-covered handle 1 has 2 Individual, described support feet 8 is shaped as cylinder, and described support feet 8 has 2, and described pressure display unit shell body 11 is long For 20-30cm rectangular configuration, described pressure regulator shell body 13 is hollow cylindrical structure.

Breaker described in this patent is the electric current for referring to close, carry and cut-off under normal loop condition and can closed Conjunction, the switching device that the electric current under abnormal loop condition is carried and cut-off within the defined time.

Connected in use, first checking for each several part and whether consolidating, after confirming Plant in good condition, switching on power, if Standby roller type loop coil contact voltage regulator is started working, by provided with breaker, when equipment pressure regulator is sent out in the course of the work When raw serious overload or short circuit and the failure such as under-voltage can automatic shutdown circuit, so as to be effectively protected the use of equipment peace Full performance, the service life of equipment is improved, it is easy to use, it is practical.

The rubber-covered handle -1 of the present invention, adjusting pressuring knob -2, fixed card slot -3, pressure regulation bar -4, built-in roller type annular Coil -5, pressure display screen -6, ventilation slot -7, support feet -8, breaker -9, inlet wire seat -10, pressure display unit shell body -11, Wire outlet seat -12, pressure regulator shell body -13, breaker upper mounting holes -901, breaker top mounting seat -902, outside breaker Housing -903, killer switch groove -904, breaker bottom mounting seat -905, breaker Lower mounting hole -906, disconnect switch - 907th, roller mounting bracket -501, pressure regulation bar mounting groove -502, pressure regulation bar mounting seat -503, roller -504, carbon brush -505, close biography Sensor -506, carbon brush mounting bracket -507, annular coil body -508, loop coil deck -509, part are universal standard part Or the part that those skilled in the art know, its structure and principle all can be learnt or be led to by technical manual for this technology personnel Cross normal experiment method to know, the present invention solves the problems, such as it is that equipment makes prior art screw type variable-voltage transformer when in use With poor safety performance, do not have when serious overload or short circuit and the failure such as under-voltage occur in the course of the work for equipment pressure regulator Effective safety precautions, the service life of equipment is caused to decline, in-convenience in use, poor practicability, the present invention is entering to exercise Used time, the whether firm connection of each several part is first checked for, after confirming Plant in good condition, is switched on power, equipment roller type loop coil Contact voltage regulator is started working, by provided with breaker, when equipment pressure regulator occur in the course of the work serious overload or Energy automatic shutdown circuit, so as to be effectively protected the usage safety performance of equipment, improves and sets during the failure such as short-circuit and under-voltage Standby service life, it is easy to use, it is practical, it is described in detail below:

Described breaker 9 is by breaker upper mounting holes 901, breaker top mounting seat 902, case for circuit breaker body 903, disconnected Road device switch groove 904, breaker bottom mounting seat 905, breaker Lower mounting hole 906, disconnect switch 907 form, described Breaker top mounting seat 902 is connected to the upper end face of case for circuit breaker body 903, under described case for circuit breaker body 903 End surfaces are connected with breaker bottom mounting seat 905, and described killer switch groove 904 is fixed at case for circuit breaker body 903 Front-end surface on, described disconnect switch 907 embedded in killer switch groove 904 front-end surface on, on described breaker Portion's mounting hole 901 is fixed at the front-end surface of breaker top mounting seat 902, described breaker bottom mounting seat 905 Front-end surface is fixed with breaker Lower mounting hole 906, and described case for circuit breaker body 903 is connected to pressure display unit shell On the left end surface of body 11.

Embodiment two

Refer to Fig. 1-Fig. 7, described proximity transducer 506 is by sensor probe 5061, the sensor body of rod 5062, first annular Cutting ferrule 5063, the second ring-shaped clamping sleeve 5064, probe power connecting seat 5065 form, the right-hand member of described sensor probe 5061 Surface is connected with the sensor body of rod 5062, and described probe power connecting seat 5065 is connected to the right-hand member of the sensor body of rod 5062 Surface, the described sensor body of rod 5062 extend through first annular cutting ferrule 5063, the second ring-shaped clamping sleeve 5064, and described first Ring-shaped clamping sleeve 5063 is located at the left side of the second ring-shaped clamping sleeve 5064, and the described inside of carbon brush 505 is provided with the sensor body of rod 5062.

Connected in use, first checking for each several part and whether consolidating, after confirming Plant in good condition, switching on power, if Standby roller type loop coil contact voltage regulator is started working, by provided with proximity transducer, realizing when equipment pressure regulator is in work The mobile message of carbon brush can be detected during work and existence information is converted to electric signal, is accurately positioned brush, so as to effectively The operating efficiency for improving equipment roller type loop coil contact voltage regulator, it is easy to use, it is practical.

The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention It is interior.Any reference in claim should not be considered as to the involved claim of limitation.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (7)

1. a kind of roller type loop coil contact voltage regulator, its structure includes rubber-covered handle(1), adjusting pressuring knob(2), it is fixed Neck(3), pressure regulation bar(4), built-in roller type loop coil(5), pressure display screen(6), ventilation slot(7), support feet(8), it is disconnected Road device(9), inlet wire seat(10), pressure display unit shell body(11), wire outlet seat(12), pressure regulator shell body(13), its feature exists In:
Described rubber-covered handle(1)It is connected to pressure regulator shell body(13)The left and right sides of upper end face, described pressure regulation Device shell body(13)Upper end face on be fixed with fixed card slot(3), described pressure regulation bar(4)Located at fixed card slot(3)'s Inner surface, described adjusting pressuring knob(2)It is movably connected on pressure regulation bar(4)Upper end face, described pressure display unit shell body (11)By being electrically connected to pressure regulator shell body(13)Front-end surface, described pressure regulator shell body(13)Inside be provided with it is interior Put roller type loop coil(5), described ventilation slot(7)Uniformly and equidistantly it is located at pressure regulator shell body(13)Outer surface, institute The pressure regulator shell body stated(13)Rear surface be connected with support feet(8), described pressure display screen(6)Shown embedded in pressure Device shell body(11)The upper surface of front end, described pressure display screen(6)Lower left surface be provided with inlet wire seat(10), it is described Inlet wire seat(10)Located at wire outlet seat(12)Left side, described breaker(9)By being electrically connected to pressure display unit shell body (11)Left end surface on;
Described breaker(9)By breaker upper mounting holes(901), breaker top mounting seat(902), case for circuit breaker body (903), killer switch groove(904), breaker bottom mounting seat(905), breaker Lower mounting hole(906), disconnect switch (907)Composition, described breaker top mounting seat(902)It is connected to case for circuit breaker body(903)Upper end face, it is described Case for circuit breaker body(903)Rear surface be connected with breaker bottom mounting seat(905), described killer switch groove (904)It is fixed at case for circuit breaker body(903)Front-end surface on, described disconnect switch(907)Embedded in killer switch Groove(904)Front-end surface on, described breaker upper mounting holes(901)It is fixed at breaker top mounting seat(902) Front-end surface, described breaker bottom mounting seat(905)Front-end surface be fixed with breaker Lower mounting hole (906), described case for circuit breaker body(903)It is connected to pressure display unit shell body(11)Left end surface on.
A kind of 2. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described built-in rolling Wheeled loop coil(5)By roller mounting bracket(501), pressure regulation bar mounting groove(502), pressure regulation bar mounting seat(503), roller (504), carbon brush(505), proximity transducer(506), carbon brush mounting bracket(507), annular coil body(508), loop coil card Seat(509)Composition.
A kind of 3. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described pressure regulation bar Mounting seat(503)Upper end face be fixed with pressure regulation bar mounting groove(502), described roller mounting bracket(501)Located at pressure regulation Bar mounting seat(503)Rear surface, described roller mounting bracket(501)Rear surface be provided with carbon brush mounting bracket(507), institute The annular coil body stated(508)Upper end face be fixed with loop coil deck(509), described loop coil deck (509)Upper end face be provided with carbon brush mounting bracket(507), described roller(504)Roller is movably connected on by movable bolt Mounting bracket(501)Side surface, described carbon brush mounting bracket(507)Left end surface be connected with carbon brush(505), described is close Sensor(506)Located at carbon brush(505)Inside, described pressure regulator shell body(13)Inside be provided with annular coil body (508).
A kind of 4. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described rubber is exhausted Edge handle(1)There are 2.
A kind of 5. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described support feet (8)It is shaped as cylinder, described support feet(8)There are 2.
A kind of 6. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described pressure shows Show device shell body(11)It is a length of 20-30cm rectangular configuration.
A kind of 7. roller type loop coil contact voltage regulator according to claim 1, it is characterised in that:Described pressure regulator Shell body(13)For hollow cylindrical structure.
CN201710714720.8A 2017-08-19 2017-08-19 A kind of roller type loop coil contact voltage regulator CN107424808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710714720.8A CN107424808A (en) 2017-08-19 2017-08-19 A kind of roller type loop coil contact voltage regulator

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Application Number Priority Date Filing Date Title
CN201710714720.8A CN107424808A (en) 2017-08-19 2017-08-19 A kind of roller type loop coil contact voltage regulator

Publications (1)

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CN107424808A true CN107424808A (en) 2017-12-01

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CN102945735A (en) * 2012-11-06 2013-02-27 保定天威集团有限公司 Pre-magnetizing transformer with voltage regulator and manufacture method thereof
CN203552909U (en) * 2013-11-25 2014-04-16 国家电网公司 Contact type voltage regulator box body structure convenient to move
CN104036939A (en) * 2014-07-02 2014-09-10 山东电力设备有限公司 Direct-current heating drying method and direct-current heating device used for large electric reactor on site
CN104699149A (en) * 2015-02-06 2015-06-10 胡和萍 Power voltage regulator

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