CN106847486B - Power transformation mutual inductor group - Google Patents
Power transformation mutual inductor group Download PDFInfo
- Publication number
- CN106847486B CN106847486B CN201710170043.8A CN201710170043A CN106847486B CN 106847486 B CN106847486 B CN 106847486B CN 201710170043 A CN201710170043 A CN 201710170043A CN 106847486 B CN106847486 B CN 106847486B
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- Prior art keywords
- babinet
- winding
- power transformation
- mutual inductor
- electrically connected
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/006—Details of transformers or inductances, in general with special arrangement or spacing of turns of the winding(s), e.g. to produce desired self-resonance
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses power transformation mutual inductor group, including babinet, the side and upper surface of babinet have entrance hole and outlet hole, the front center upper end of babinet is installed with arc panel, closed by insulation board babinet front center lower end, connected between insulation board and arc panel by sliding panel, sliding panel can be in upward sliding to arc panel, and then sliding panel is fixed by the thread groove on arc panel;The first winding and the second winding are equipped with babinet;Inlet wire bore end is electrically connected by cable with the power transmission bar in babinet;Coil turn on second winding is two parts, and a part of coil turn is twice of the first winding coil number of turn, and another part is the half of the first winding coil number of turn;It can as needed be boosted and be depressured in real work, so disclosure satisfy that demand of the different user to different voltages, whole operation process can freely regulate and control;And overcurrent protection can be carried out to electric current during power transformation.
Description
Technical field
The present invention relates to power transformation technology field, is specially power transformation mutual inductor group.
Background technology
In electric system, natural primary energy is transformed into electric energy by power plant, power consumer power transmission distally, in order to
Electric energy loss and line impedance pressure drop on reduction transmission line of electricity is, it is necessary to bring the voltage up;In order to meet power consumer safety
Need, again reduce voltage, and distribute to each user, this just needs to raise and reduce voltage, and can distribute electric energy
Electric substation.So electric substation is by its voltage of transformation, receiving and the electrical device for distributing electric energy in electric system, it is contact
The intermediate link in power plant and power consumer, while the grid contact of each voltage class is got up by electric substation, electric substation
Effect is voltage of transformation, transmission and distribution electric energy.
In the technology of power transformation, the design of mutual inductor using quite varied, traditional mutual inductor among the application of power transformation,
It is difficult to need to lift voltage and reduced for different;In simple terms, it is difficult to carry out essence to the voltage of different requirements to be exactly
Accurate conveying.Moreover, during whole power transformation, electric current is not protected, the monitoring of signal there is no realization.
The content of the invention
In view of the above problems, the present invention provides power transformation mutual inductor group, can be carried out as needed in real work
Boosting and decompression, so disclosure satisfy that demand of the different user to different voltages, whole operation process can freely regulate and control;And
Overcurrent protection can be carried out to electric current during power transformation;Can effectively it solve the problems, such as in background technology.
To achieve the above object, the present invention provides following technical solution:Power transformation mutual inductor group, including babinet, the case
The side and upper surface of body have entrance hole and outlet hole, and the front center upper end of the babinet is installed with arc panel, institute
State babinet front center lower end to close by insulation board, connected between the insulation board and the arc panel by sliding panel, institute
Stating sliding panel can be in upward sliding to arc panel, and then sliding panel is fixed by the thread groove on arc panel;By into
String holes and outlet hole carry out the introducing and export of cable, and during actual use, sliding panel is pushed up to arc panel
Among interior cavity, sliding panel is fixed using screw insertion thread groove, box house can be overhauled, and it is right
Inlet wire and outlet are put;So, the binding of diverse location can be carried out to lead according to the power demand of user.
The first winding and the second winding are equipped with the babinet;The inlet wire bore end passes through in cable and babinet
Power transmission bar is electrically connected, and the power transmission bar is by being fixedly mounted on the electrostatic absorption cell and the first winding of babinet inner bottom surface
It is connected;Overvoltage protector and static electricity absorber, first winding and second have been sequentially connected electrically in the electrostatic absorption cell
Vertically lay an iron core between winding, the coil turn on second winding is two parts, and a part of coil turn is the
Twice of the one winding coil number of turn, another part are the half of the first winding coil number of turn;It is big according to power transformation principle, voltage
It is small directly proportional to the number of turn of coil, by the design of iron core, effectively prevent that power transmission is unstable;And the coil on the second winding
There are two parts, such design so that regular boosting and decompression are carried out to the voltage on the first winding;
The middle part of first winding is electrically connected with current protection box by electroscope, and electroscope passes through signal wire and electric current
Protecting box connects, and the middle part of the second winding is electrically connected with signal transmission box by electroscope, and electroscope passes through signal wire and signal
Transmit box connection;Overcurrent protection is carried out to electric current using current protection box;Internal signal is carried out by signal transmission box again
Transmission, it is convenient that working condition in babinet is monitored.
As a kind of preferable technical solution of the present invention, connected between the electrostatic absorption cell and the first winding by copper pipe
Connect, be fixedly connected between the mandrel bottom and the copper pipe;Conducting wire can be placed in copper pipe to connect into horizontal electrical signal, and copper pipe
Effectively prevent the signal interference to inner lead.
As a kind of preferable technical solution of the present invention, earth leakage protective device is electrically connected with the power transmission bar, it is described
Earth leakage protective device is fixed with power transmission bar output terminal;It can prevent the electric leakage during power transmission.
As a kind of preferable technical solution of the present invention, current detecting is electrically connected with successively in the current protection box
Device, analog-digital converter, overcurrent protector and relay, the relay are electrically connected with current detector, the current detector
It is electrically connected with the input terminal of electroscope;The electric power signal of electroscope is monitored by current detector, passes through analog-to-digital conversion
Device converts analog signals into digital data transmission among overcurrent protector, once digital signal is excessive, overcurrent protector control
Relay processed so control current detector be stopped, prevent current detector overcurrent to be damaged.
As a kind of preferable technical solution of the present invention, ARM controller, two signals are installed in the signal transmission box
R-T unit and WiFi receiver, the WiFi receiver are connected by two signal receiving/transmission devices with ARM controller signal, institute
State and be electrically connected between ARM controller and electroscope;Change voltage by work of the electroscope to the second winding to be monitored, pass through
After ARM controller receives the signal, handled;It is transferred to again by signal receiving/transmission device among the monitoring system on backstage,
Wireless transmission function is realized by WiFi receiver.
As a kind of preferable technical solution of the present invention, the inlet wire bore end is provided with pressure with the cable junction
Line device, the wire pressing device are fixedly connected with cabinet wall, are connected between the wire pressing device and the cable by scolding tin;Crimping
Device pushes down inlet wire, and facilitating will not wind during inlet wire.
As a kind of preferable technical solution of the present invention, two side positions of the babinet front end are recessed inwardly to be formed vertically
Two grooves, the side groove is towards being provided with two heat emission holes on babinet front center position;Facilitate in babinet and carry out
Heat dissipation.
Compared with prior art, the beneficial effects of the invention are as follows:Can in real work, carry out as needed boosting and
Decompression, so disclosure satisfy that demand of the different user to different voltages, whole operation process can freely regulate and control;And can be
Overcurrent protection is carried out to electric current during power transformation.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is middle case schematic internal view of the present invention;
Fig. 3 is electrostatic absorption cell sectional view in the present invention;
Fig. 4 is signal transmission box sectional view in the present invention;
Fig. 5 is current protection box schematic internal view in the present invention.
In figure:1- babinets;2- grooves;3- heat emission holes;4- outlet holes;5- entrance holes;6- arc panels;7- thread grooves;8- is exhausted
Listrium;9- sliding panels;10- wire pressing devices;11- power transmission bars;12- earth leakage protective devices;13- cables;14- scolding tin;15- electric currents
Protecting box;16- iron cores;The first windings of 17-;18- signal transmission box;The second windings of 19-;20- electrostatic absorption cells;21- signal wires;
22- electroscopes;23- copper pipes;24- static electricity absorbers;25- overvoltage protectors;26- current detectors;27- analog-digital converters;28-
Overcurrent protector;29- relays;30-ARM controllers;31- signal receiving/transmission devices;32-WiFi receivers.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Embodiment:
Please refer to Fig.1 to Fig. 5, the present invention and a kind of technical solution is provided:Power transformation mutual inductor group, including babinet 1, babinet 1
Side and upper surface have entrance hole 5 and outlet hole 4, the front center upper end of babinet 1 is installed with arc panel 6, babinet 1
Front center lower end is closed by insulation board 8, is connected between insulation board 8 and arc panel 6 by sliding panel 9, and sliding panel 9 can be upward
Slide into arc panel 6, and then sliding panel 9 is fixed by the thread groove 7 on arc panel 6;First is equipped with babinet 1
17 and second winding 19 of winding;5 end of entrance hole is electrically connected by cable 13 with the power transmission bar 11 in babinet 1, electric power
Transmission pole 11 is connected by being fixedly mounted on the electrostatic absorption cell 20 of 1 inner bottom surface of babinet with the first winding 17;Electrostatic absorption cell
Overvoltage protector 25 and static electricity absorber 24 have been sequentially connected electrically in 20, has vertically been placed between the first winding 17 and the second winding 19
There is an iron core 16, the coil turn on the second winding 19 is two parts, and a part of coil turn is 17 coil circle of the first winding
Several twice, another part are the half of the 17 coil number of turn of the first winding.The middle part of first winding 17 passes through electroscope
22 are electrically connected with current protection box 15, and electroscope 22 is connected by signal wire 21 with current protection box 15, in the second winding 19
Portion is electrically connected with signal transmission box 18 by electroscope 22, and electroscope 22 is connected by signal wire 21 with signal transmission box 18.
Connected between 20 and first winding 17 of electrostatic absorption cell by copper pipe 23, it is fixed between 16 bottom of iron core and copper pipe 23
Connection.Earth leakage protective device 12 is electrically connected with power transmission bar 11, earth leakage protective device 12 is fixed with 11 output terminal of power transmission bar.
Current detector 26, analog-digital converter 27, overcurrent protector 28 and relay 29 are electrically connected with current protection box 15 successively,
Relay 29 is electrically connected with current detector 26, and current detector 26 is electrically connected with the input terminal of electroscope 22.Signal transmission box
30, two signal receiving/transmission devices 31 of ARM controller and WiFi receiver 32 are installed, WiFi receiver 32 passes through two letters in 18
Number R-T unit 31 is connected with 30 signal of ARM controller, is electrically connected between ARM controller 30 and electroscope 22.5 end of entrance hole
13 junction of cable is provided with wire pressing device 10, wire pressing device 10 is fixedly connected with 1 inner wall of babinet, wire pressing device 10 and cable 13
Between connected by scolding tin 14.Two side positions of 1 front end of babinet are recessed inwardly to form two vertical grooves 2, side groove 2
Two heat emission holes 3 are provided with towards 1 front center position of babinet.
The operation principle of the present invention:The introducing and export of cable are carried out by entrance hole 5 and outlet hole 4, actual makes
During, sliding panel 9 is pushed up among the cavity in arc panel 6, thread groove 7 is inserted into sliding panel 9 using screw
It is fixed, can be to being overhauled inside babinet 1, and inlet wire and outlet are put;So, can be according to use
The power demand of person carries out lead the binding of diverse location.According to power transformation principle, voltage swing is directly proportional to the number of turn of coil,
By the design of iron core 16, effectively prevent that power transmission is unstable;It is such to set and the coil on the second winding 19 has two parts
Meter so that regular boosting and decompression are carried out to the voltage on the first winding 17;Again by signal transmission box 18 to internal letter
Number it is transmitted, it is convenient that working condition in babinet 1 is monitored;
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (7)
1. power transformation mutual inductor group, including babinet (1), it is characterised in that:The side and upper surface of the babinet (1) have
Entrance hole (5) and outlet hole (4), the front center upper end of the babinet (1) are installed with arc panel (6), babinet (1) front end
Middle part lower end is closed by insulation board (8), is connected between the insulation board (8) and the arc panel (6) by sliding panel (9),
The sliding panel (9) can upward sliding in arc panel (6), and then by the thread groove (7) on arc panel (6) to sliding panel
(9) it is fixed;
The first winding (17) and the second winding (19) are equipped with the babinet (1);Entrance hole (5) end passes through cable
(13) it is electrically connected with the power transmission bar (11) in babinet (1), the power transmission bar (11) is by being fixedly mounted on babinet (1)
The electrostatic absorption cell (20) of inner bottom surface is connected with the first winding (17);It had been sequentially connected electrically in the electrostatic absorption cell (20)
Protector (25) and static electricity absorber (24) are pressed, an iron is vertically laid between first winding (17) and the second winding (19)
Core (16), the coil turn on second winding (19) are two parts, and a part of coil turn is reached the standard grade for the first winding (17)
Enclose the number of turn twice, another part are the half of the first winding (17) coil number of turn;
The middle part of first winding (17) is electrically connected with current protection box (15) by electroscope (22), and electroscope (22) passes through
Signal wire (21) is connected with current protection box (15), and the middle part of the second winding (19) is electrically connected with signal by electroscope (22) and passes
Defeated box (18), electroscope (22) are connected by signal wire (21) with signal transmission box (18).
2. power transformation according to claim 1 mutual inductor group, it is characterised in that:The electrostatic absorption cell (20) with first around
Connected by copper pipe (23) between group (17), be fixedly connected between iron core (16) bottom and the copper pipe (23).
3. power transformation according to claim 1 mutual inductor group, it is characterised in that:It is electrically connected on the power transmission bar (11)
There is earth leakage protective device (12), the earth leakage protective device (12) is fixed with power transmission bar (11) output terminal.
4. power transformation according to claim 1 mutual inductor group, it is characterised in that:It is electric successively in the current protection box (15)
Property is connected with current detector (26), analog-digital converter (27), overcurrent protector (28) and relay (29), the relay
(29) it is electrically connected with current detector (26), the current detector (26) is electrically connected with the input terminal of electroscope (22).
5. power transformation according to claim 1 mutual inductor group, it is characterised in that:It is provided with the signal transmission box (18)
ARM controller (30), two signal receiving/transmission devices (31) and WiFi receiver (32), the WiFi receiver (32) pass through two
Signal receiving/transmission device (31) is connected with ARM controller (30) signal, is electrically connected between the ARM controller (30) and electroscope (22)
Connect.
6. power transformation according to claim 1 mutual inductor group, it is characterised in that:Entrance hole (5) end and the electricity
Cable (13) junction is provided with wire pressing device (10), and the wire pressing device (10) is fixedly connected with babinet (1) inner wall, the wire pressing device
(10) it is connected between the cable (13) by scolding tin (14).
7. power transformation according to claim 1 mutual inductor group, it is characterised in that:Two side positions of babinet (1) front end
It is recessed inwardly to form two vertical grooves (2), the side groove (2) is towards setting on babinet (1) front center position
There are two heat emission holes (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710170043.8A CN106847486B (en) | 2017-03-21 | 2017-03-21 | Power transformation mutual inductor group |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710170043.8A CN106847486B (en) | 2017-03-21 | 2017-03-21 | Power transformation mutual inductor group |
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Publication Number | Publication Date |
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CN106847486A CN106847486A (en) | 2017-06-13 |
CN106847486B true CN106847486B (en) | 2018-04-20 |
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CN201710170043.8A Active CN106847486B (en) | 2017-03-21 | 2017-03-21 | Power transformation mutual inductor group |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5835000A (en) * | 1996-06-14 | 1998-11-10 | Smiths Industries Plc | Current transformer assemblies |
CN2935411Y (en) * | 2006-07-28 | 2007-08-15 | 陈长广 | Anti-theft electricity indoor mutual inductor |
CN102468045A (en) * | 2010-11-09 | 2012-05-23 | 大连华亿电力电器有限公司 | Fully-enclosed cast post-combined voltage transformer |
CN202434328U (en) * | 2011-12-26 | 2012-09-12 | 沈阳华德海泰电器有限公司 | Shell structure of current transformer arranged in switch cabinet |
-
2017
- 2017-03-21 CN CN201710170043.8A patent/CN106847486B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5835000A (en) * | 1996-06-14 | 1998-11-10 | Smiths Industries Plc | Current transformer assemblies |
CN2935411Y (en) * | 2006-07-28 | 2007-08-15 | 陈长广 | Anti-theft electricity indoor mutual inductor |
CN102468045A (en) * | 2010-11-09 | 2012-05-23 | 大连华亿电力电器有限公司 | Fully-enclosed cast post-combined voltage transformer |
CN202434328U (en) * | 2011-12-26 | 2012-09-12 | 沈阳华德海泰电器有限公司 | Shell structure of current transformer arranged in switch cabinet |
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