CN108335833A - The energy-efficient outputting inductance of charger for automobile - Google Patents

The energy-efficient outputting inductance of charger for automobile Download PDF

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Publication number
CN108335833A
CN108335833A CN201711391808.7A CN201711391808A CN108335833A CN 108335833 A CN108335833 A CN 108335833A CN 201711391808 A CN201711391808 A CN 201711391808A CN 108335833 A CN108335833 A CN 108335833A
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CN
China
Prior art keywords
inductance
charger
coil
energy
core
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.)
Pending
Application number
CN201711391808.7A
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Chinese (zh)
Inventor
陆爱根
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.)
Zhejiang Able Electric Co Ltd
Original Assignee
Zhejiang Able 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 Zhejiang Able Electric Co Ltd filed Critical Zhejiang Able Electric Co Ltd
Priority to CN201711391808.7A priority Critical patent/CN108335833A/en
Publication of CN108335833A publication Critical patent/CN108335833A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • H01F27/022Encapsulation
    • HELECTRICITY
    • H01ELECTRIC 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
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/22Cooling by heat conduction through solid or powdered fillings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/24Magnetic cores
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/2823Wires
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/30Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/306Fastening or mounting coils or windings on core, casing or other support
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention relates to the energy-efficient outputting inductances of charger for automobile, including inductance core and inductance coil compatible with inductance core;Inductance core is equipped with the newel in hollow cylindrical, forms coil slot on newel, inductance coil is embedded in online ring recess, and coil slot is arranged in an axially parallel mode with newel;Inductance coil is formed by flat conducting wire coiling;It is fixed by black glue between inductance coil and inductance core.The energy-efficient outputting inductance of the charger for automobile, by being arranged on newel and the axial parallel coil slot of newel, inductance coil approximate center column is set to be arranged in parallel, the space on inductance core is set to be fully utilized, inductance coil is embedded in online ring recess, inductance coil is fixed on newel by black glue again, the outputting inductance is set to reach the requirement of product miniaturization, facilitate transport, the installation etc. of charger for automobile, be conducive to charger for automobile to promote and apply in the market, further improve the market adaptability of enterprise.

Description

The energy-efficient outputting inductance of charger for automobile
Technical field
The present invention relates to charger technical fields, the specifically energy-efficient outputting inductance of charger for automobile.
Background technology
Charger is to use high frequency electric source technology, adjusts charging technique with advanced Intelligent Dynamic, it uses constant current/perseverance Pressure/small constant current intelligence three phases charging modes, dividing from purposes can be broadly divided into:Fork truck charger, electric vehicle fill Motor, intelligent charging machine, floating charge machine and adjustable charger, first three charger is similar, and the 4th kind of charger has Constant voltage and current limiting function can be used for startability load as diesel-driven generator will not damage charger, and be widely used in generator, pump Industry, communication system, the railway system, UPS, electric system, the automatic floating charge of the batteries such as DC UPS, to ensure battery not It overcharges, not charge less, the 5th kind of charger is widely used in the pole plate chemical conversion of battery production factory, and the initial charge of battery and user's is more Group battery charging, such as vehicle repairing factory, power plant, storage battery shop, the railway system, communication system etc..
Charger is widely used in North China of China, machine internal power device(Such as transformer, inductance, capacitor) All larger, generally when band carries larger operation, there are noises.
Transformer in charger is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is just Grade coil, secondary coil and iron core(Magnetic core), major function has:Voltage transformation, current transformation, impedance transformation, isolation, voltage stabilizing (Magnetic saturation transformer)Deng.Transformer can be divided into, according to use,:Power transformer and special transformer(Electric furnace change, rectification change, work Frequency testing transformer, pressure regulator, mining change, audio-frequency transformer, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument become Depressor, electronic transformer, reactor, mutual inductor etc.).Circuit symbol often opening as number, example with T:T01, T201 etc..
Since the outputting inductance volume of device wherein is big in existing charger for automobile, occupied space is more, and makes charging Machine causes charger in production, transport and the waste for generating more energy loss and resource during using etc. Manufacturing cost and use cost increased, and if things go on like this, are unfavorable for charger for automobile and promote and apply in the market.
Invention content
The present invention is to provide charger for automobile energy-efficient outputting inductance to overcome above-mentioned defect in the prior art, The outputting inductance is simple in structure, ingenious compact, can effectively reduce the occupancy to space in charger, makes charger for automobile product Miniaturization, facilitates the making and transport of charger, is conducive to charger for automobile and promotes and apply in the market.
In order to achieve the above-mentioned object of the invention, the present invention uses following technical scheme:The energy-efficient output electricity of charger for automobile Sense, including inductance core and inductance coil compatible with inductance core;The inductance core is equipped in hollow cylindrical Newel forms coil slot on the newel, and the inductance coil is embedded in the coil slot, the coil slot with it is described Newel is arranged in an axially parallel mode;The inductance coil is formed by flat conducting wire coiling;The inductance coil and inductance core it Between fixed by black glue.
As a preferred embodiment of the present invention, the inductance core is PQ magnetic cores.
As a preferred embodiment of the present invention, the inductance coil uses multiply enameling copper strap wire.
As a preferred embodiment of the present invention, the inductance coil is electrically connected with electric inductance measuring-testing instrument.
As a preferred embodiment of the present invention, the outputting inductance is externally provided with aluminium shell.
As a preferred embodiment of the present invention, silica gel is perfused in the shell, silica gel forms silicone protective layer;It is described Inductance core is packaged in inductance coil in the silicone protective layer.
As a preferred embodiment of the present invention, the shell is tetragonal body structure, is fixed at four angles of the shell There is mounting plate.
As a preferred embodiment of the present invention, it is mounting hole that the mounting plate, which is equipped with, and the mounting hole is countersunk head spiral shell Hole;The shell is fixed on charger by clamping screw.
As a preferred embodiment of the present invention, the inductance core is integrally formed with newel.
As a preferred embodiment of the present invention, the inductance core is equipped with insulated paint with inductance coil surface.
Compared with prior art, beneficial effects of the present invention are as follows:The energy-efficient output of charger for automobile in the present invention Inductance, by the way that coil slot is arranged on the newel of inductance core, coil slot is arranged in an axially parallel mode with newel, makes inductance coil Approximate center column is arranged in parallel so that the space at inductance core center is fully utilized, and inductance coil is embedded online ring recess It is interior, then inductance coil is fixed on newel by black glue, the disorderly and unsystematic of coil is on the one hand avoided, on the other hand makes this defeated Go out the requirement that inductance reaches product miniaturization, and then reduce the volume of charger for automobile, reduces the occupancy to space, facilitate automobile Transport, installation of charger etc. are conducive to charger for automobile and promote and apply in the market, further improve the city of enterprise Field adaptability.
Description of the drawings
Fig. 1 is the front view of inductance core in the energy-efficient outputting inductance of charger for automobile in the present embodiment;
Fig. 2 is the left view of inductance core in the energy-efficient outputting inductance of charger for automobile in the present embodiment;
Fig. 3 is the vertical view of inductance core in the energy-efficient outputting inductance of charger for automobile in the present embodiment;
Fig. 4 is the stereogram of inductance core in the energy-efficient outputting inductance of charger for automobile in the present embodiment;
Fig. 5 is the structural schematic diagram of the energy-efficient outputting inductance of charger for automobile in the present embodiment;
Fig. 6 is the structural schematic diagram of the energy-efficient outputting inductance of charger for automobile in the present embodiment.
Reference numeral:1, shell;2, inductance core;21, newel;210, coil slot;3, inductance coil;4, silica gel protected Layer;5, mounting plate;51, mounting hole.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the embodiment of the present invention.
Embodiment:As shown in Figures 1 to 6, the energy-efficient outputting inductance of charger for automobile, including inductance core 2 and inductance Coil 3, inductance coil 3 are wound on inductance core 2, and inductance coil 3 is adapted with inductance core 2, avoid causing inductance coil 3 Waste.
It is additionally provided with and shields and the shell of conductive force 1, outputting inductance are placed outside outputting inductance in the present embodiment In shell 1, shell 1 be in box-like or chest shape, be enclosed in outside outputting inductance in three sides surrounded state, shell 1 by Aluminum material is made, and a kind of aluminum alloy materials are provided in the present embodiment, by adding silicon in traditional making alloy material Oil makes shell 1 made of the alloy have higher heat conductivility, improves the rate of outputting inductance heat dissipation, can be by outputting inductance Temperature is greatly reduced, and realizes heat dissipation, heat conduction this purpose.
Shell 1 made of aluminum material enables the high temperature on outputting inductance to pass through aluminium quickly outwardly to distribute, enhance The heat conduction and heat radiation ability of product reduces the temperature of outputting inductance itself, avoids outputting inductance itself caused by due to temperature is excessively high Damage, is effectively ensured the safety of outputting inductance in use, reduces the generation of disaster, and the outputting inductance anti-interference ability By force, pollution-free, loss is low, and energy-saving effect is apparent, is conducive to application of the outputting inductance on charger for automobile.
In order to ensure the service life of inductance core 2, use cost is reduced, and in order to enhance the bonding strength of junction, Avoiding newel 21, junction is broken in use, causes inductance coil 3 mixed and disorderly, the situations such as voltage instability, inductance core 2 It is equipped with molding newel 21 in conjunction.In order to facilitate the coiling of inductance coil 3, newel 21 is in hollow-core construction, and in Two endfaces of stem 21, i.e., the rounded setting of corner being in contact with inductance coil 3, with corner in the prior art Rectangular set-up mode is compared, and the set-up mode of fillet can effectively reduce abrasion of the right-angle side to inductance coil 3, ensure electricity The service life for feeling coil 3, reduces the costs such as repair, the replacement of user.
In order to keep the outputting inductance compact-sized, the occupancy to space in charger for automobile is reduced, is formed on newel 21 Coil slot 210, coil slot 210 are multiple tracks, and arranged in parallel between any two, coil slot 210 is parallel with the axial direction of newel 21 Setting, inductance coil 3 is embedded in online ring recess 210, and inductance coil 3 is formed by flat conducting wire coiling, is avoided in coiling Cheng Zhong, the loosening of inductance coil 3 impact, and lead between the newel 21 on inductance coil 3 and inductance core 2 i.e. inductance core 2 The mode for crossing some black glues realizes fixation, this kind of embodiment, on the one hand makes inductance coil 3 neat regular and ensures the outputting inductance Noise Resistance Ability, so that the space of the outputting inductance is fully utilized, keep charger for automobile compact-sized, reach production The requirement of product miniaturization.
Inductance coil 3 can be electrically connected with electric inductance measuring-testing instrument, and inductance measuring meter has simple and practical sorting function, this function Parameter setting is simple and easy to do, and the result is intuitive, convenient for the inductance value of user's simple, intuitive obtained on inductance coil 3.The electricity Sensing tester uses bridge circuit structure, the two-arm of standard inductor and subject inductor as bridge circuit.When progress inductance When device inductance value measures, test voltage is applied to simultaneously on standard inductor and subject inductor, and processor is same by sensor Acquisition flows through the current signal of the two and must be tested the inductance value of inductor after being handled.Electric inductance measuring-testing instrument is due to using standard Inductor, subject inductor synchronous sampling technique, can not be influenced by mains fluctuations, in addition measurement process be automatically into Capable, error caused by manual operation is avoided, therefore with good, reproducible, the accurate and reliable feature of stability.
Inductance core 2 uses PQ magnetic cores, concrete model PQ3230, PQ3230 to have close structure, and power is big, and price is suitable In, high reliability, PQ magnetic cores are the FERRITE COREs designed to adapt to the requirement of novel switched power supply, it Shape disclosure satisfy that work switching mode power supply transformer copper loss in high frequency and iron(The definition of copper loss and iron loss is:Work as inductance After the energization of coil 3, magnetic flux caused by inductance coil 3 is flowed in inductance core 2, because inductance core 2 itself is also conductor, In the plane perpendicular to the magnetic line of force will induced potential, this potential forms closed circuit simultaneously on the section of inductance core 2 Electric current is generated, is formed " vortex ", " vortex " makes the loss of inductance increase, and the magnetic core in inductance is made to generate heat, outputting inductance Temperature increases, and the loss caused by " vortex " is known as " iron loss ", turns to coil and needs with conductor to be copper wire, these copper conductors There is D.C. resistances, and resistance can consume certain power when electric current flows through, this partition losses often becomes heat and consumes, I This loss be referred to as " copper loss ", the temperature of outputting inductance rises mainly by iron loss and copper loss generation.) requirement, equally can also fit The setting of requirement of the inductive switch power supply in terms of Wen Sheng, columned newel 210 keeps coiling more easy, the lead end of skeleton Keep product installation very reliable, is also applied for Switching Power Supply and retardation coil.
By using the magnetic core of model PQ3230, the inductance value range of outputting inductance is increased to by ± 10% original deviation Present ± 3% makes the overall performance of product more stablize, and precision higher, energy efficiency is notable, is conducive to pushing away for the outputting inductance Extensively.
Since outputting inductance will produce Kelvin effect in use, Kelvin effect be have in conductor alternating current or When alternating electromagnetic field, the current distribution is uneven of conductor is even, and current convergence is in " skin " part of conductor, that is to say, that electric current The thin layer for concentrating on conductor appearance, closer to conductive surface, current density is bigger, and actually electric current is smaller inside conducting wire, as a result The phenomenon that making the resistance of conductor increase, its loss power is made also to increase, in order to solve effectively to slow down Kelvin effect to output electricity The influence of sense, inductance coil 3 use enamel-cover flat type copper wire, are formed by way of vertical coiling, inductance coil 3 can be used 155 grades Polyester enameling copper strap wire enhances the anti-current ability of the outputting inductance, than the electric current of 15% or more original promotion, anti-current energy Power significantly increases.
3 visual watt level of inductance coil determines the number of turns of inductance coil 3, and multiply enamel-cover flat type copper wire has heat resistance Excellent, softening breakdown and the advantages such as thermal shock is excellent can effectively ensure that the service life of inductance coil 3, reduce use cost.
The cooling fin made of aluminum material can also be increased between shell 1 and outputting inductance, convenient for filling for 2 bottom of transformer Dispersion heat, plays good heat sinking function, effectively reduces the temperature of outputting inductance in shell 1 and shell 1.
Outputting inductance and electric inductance measuring-testing instrument etc. are placed in shell 1 after impregnated insulating paint under vacuum conditions, insulation impregnating Paint is one of three big predominating insulation of electric product winding insulation, by dipping process insulated paint infiltration, be filled into coil, In the gap and stomata of wire casing or other insulants, then passes through solidification and winding wire is bonded as insulation entirety, and in its table Face forms continuous insulating layer, improves dielectric properties, mechanical property, heat conductivility and barrier propterty.
Temperature in insulating materials temperature classification refers to hottest point limit temperature in motor, electric appliance and transformer insulation structure Degree, in operation, various environmental factors work simultaneously for motor, electric appliance and transformer, such as temperature, humidity, the shake of electric field machinery Dynamic, oxygen etc., and temperature is typically to insulating materials and the reigning factor of insulation system aging.Therefore, temperature classification Evaluation be it is a kind of it is practical, by universally acknowledged heat resistance stage division, the temperature classification of insulating materials is with normal running (operation) conditions Based on lower acted on various factors, the temperature classification of insulating materials under special environment condition should be carried out according to experiment true It is fixed.
The above-mentioned outputting inductance after vacuum impregnating insulation paint and electric inductance measuring-testing instrument etc. are placed on after shell 1 and passed through again Silica gel is perfused into shell 1, forms silicone protective layer 4, silicone protective layer 4 is the addition by adding stratotype liquid silastic to be formed Type liquid silastic is the higher veriety of class in silicon rubber, first, addition-type silicon rubber compared with condensed type silicon rubber, It has many advantages, such as sulfidation do not generate by-product, shrinking percentage it is minimum, can deep layer vulcanization, leakproofness at high temperature is also than contracting Mould assembly it is good, secondly, add-on type liquid silicon rubber is there are one outstanding advantages:It is simple process, of low cost, this is because liquid Molecular Weight of Silicone Rubber is small, viscosity is low, machine-shaping is convenient, can save the processes such as mixing, preforming, final finishing, it is easy to implement from Dynamicization, and the energy and labour can be saved, it is with short production cycle and efficient.So although the raw material of add-on type liquid silicon rubber Price is more slightly higher than usual silicone rubber, but totle drilling cost is lower than usual silicone rubber, more shows its this when especially manufacturing small pieces The superiority of aspect.The performance of add-on type liquid silicon rubber and usual silicone rubber compares, and add-on type liquid silicon rubber adds with common Molding silicone rubber is the same, also has very important taboo when in use, i.e., cannot contact:Organic matter containing elements such as N, P, S , the ionic compound containing heavy metals such as Sn, Pb, Hg, Bi, As and the organic compound containing unsaturated bonds such as alkynyls, these Substance can all make Pt catalyst poisoning lose catalytic capability.
The formation of silicone protective layer 4 has resistance to temperature high, reduces influence of the temperature to outputting inductance, can be ageing-resistant, protects Card is encapsulated in the service life of the outputting inductance under silicone protective layer 4, reduces use cost, resistance to intensive ultraviolet, it is not easy to turn yellow, Ensure the appearance of product, there is stable chemical property, ensure the protecting effect to outputting inductance, also there is anti-corrosion, moisture-proof, anti- The advantages that mould.
Shell 1 is fixed on charger for convenience, shell 1 can be arranged to tetragonal body structure, at four of shell 1 It is provided with mounting plate 5 at angle, is connected with charger by mounting plate 5, in order to ensure the structure of mounting plate 5 and 1 junction of shell Intensity, above-mentioned mounting plate 5 can be integrally formed with shell 1, and mounting plate 5 is equipped with mounting hole 51, is equipped in above-mentioned mounting hole 51 Clamping screw, in order to avoid clamping screw causes to wear to other equipment, above-mentioned mounting hole 51 is countersunk screw holes, on clamping screw Head can be embedded in countersunk screw holes.
The energy-efficient outputting inductance of charger for automobile in the present embodiment, by the way that line is arranged on the newel of inductance core Ring recess, coil slot are arranged in an axially parallel mode with newel, so that inductance coil approximate center column is arranged in parallel so that inductance core center Space be fully utilized, and inductance coil is embedded in online ring recess, then inductance coil is fixed on by newel by black glue On, the disorderly and unsystematic of coil is on the one hand avoided, so that the outputting inductance is reached the requirement of product miniaturization, and then reduce The volume of charger for automobile reduces the occupancy to space, facilitates transport, installation of charger for automobile etc., is conducive to automobile charging Machine is promoted and is applied in the market, and the market adaptability of enterprise is further improved.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention;Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.
Although reference numeral in figure is used more herein:1, shell;2, inductance core;21, newel;210, coil Slot;3, inductance coil;4, silicone protective layer;5, mounting plate;51, the terms such as mounting hole, but be not precluded using other terms Possibility.The use of these items is only for more easily describe and explain the essence of the present invention;It is construed as any It is a kind of it is additional limitation all disagreed with spirit of that invention.

Claims (10)

1. the energy-efficient outputting inductance of charger for automobile, it is characterised in that:Including inductance core(2)With with inductance core(2)Phase The inductance coil of adaptation(3);The inductance core(2)It is equipped with the newel in hollow cylindrical(21), the newel (21)Upper formation coil slot(210), the inductance coil(3)It is embedded in the coil slot(210)It is interior, the coil slot(210) With the newel(21)It is arranged in an axially parallel mode;The inductance coil(3)It is formed by flat conducting wire coiling;The inductance coil (3)With inductance core(2)Between fixed by black glue.
2. the energy-efficient outputting inductance of charger for automobile according to claim 1, it is characterised in that:The inductance core (2)For PQ magnetic cores.
3. the energy-efficient outputting inductance of charger for automobile according to claim 1 or 2, it is characterised in that:The inductor wire Circle(3)Using multiply enameling copper strap wire.
4. the energy-efficient outputting inductance of charger for automobile according to claim 1, it is characterised in that:The inductance coil (3)It is electrically connected with electric inductance measuring-testing instrument.
5. the energy-efficient outputting inductance of charger for automobile according to claim 1, it is characterised in that:The outputting inductance It is externally provided with aluminium shell(1).
6. the energy-efficient outputting inductance of charger for automobile according to claim 5, it is characterised in that:The shell(1)It is interior It is perfused with silica gel, silica gel forms silicone protective layer(4);The inductance core(2)With inductance coil(3)It is packaged in the silica gel Protective layer(4)It is interior.
7. the energy-efficient outputting inductance of charger for automobile according to claim 6, it is characterised in that:The shell(1)For Tetragonal body structure, the shell(1)Four angles at be fixed with mounting plate(5).
8. the energy-efficient outputting inductance of charger for automobile according to claim 7, it is characterised in that:The mounting plate(5) It is mounting hole to be equipped with(51), the mounting hole(51)For countersunk screw holes;The shell(1)It is fixed on charging by clamping screw Machine.
9. the energy-efficient outputting inductance of charger for automobile according to claim 1, it is characterised in that:The inductance core (2)With inductance coil(3)Surface is equipped with insulated paint.
10. the energy-efficient outputting inductance of charger for automobile according to claim 1, it is characterised in that:The inductance core (2)With newel(21)It is integrally formed.
CN201711391808.7A 2017-12-21 2017-12-21 The energy-efficient outputting inductance of charger for automobile Pending CN108335833A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711391808.7A CN108335833A (en) 2017-12-21 2017-12-21 The energy-efficient outputting inductance of charger for automobile

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Application Number Priority Date Filing Date Title
CN201711391808.7A CN108335833A (en) 2017-12-21 2017-12-21 The energy-efficient outputting inductance of charger for automobile

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Publication Number Publication Date
CN108335833A true CN108335833A (en) 2018-07-27

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201994158U (en) * 2010-12-08 2011-09-28 番禺得意精密电子工业有限公司 Inductor
CN202534487U (en) * 2012-01-20 2012-11-14 张家港市华为电子有限公司 Transformer structure used in switching power supply

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201994158U (en) * 2010-12-08 2011-09-28 番禺得意精密电子工业有限公司 Inductor
CN202534487U (en) * 2012-01-20 2012-11-14 张家港市华为电子有限公司 Transformer structure used in switching power supply

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Application publication date: 20180727

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