CN100594630C - Inductive charger - Google Patents
Inductive charger Download PDFInfo
- Publication number
- CN100594630C CN100594630C CN200810163026A CN200810163026A CN100594630C CN 100594630 C CN100594630 C CN 100594630C CN 200810163026 A CN200810163026 A CN 200810163026A CN 200810163026 A CN200810163026 A CN 200810163026A CN 100594630 C CN100594630 C CN 100594630C
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- rectifying circuit
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- down rectifying
- triode
- output
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention relates to an inductive charger which comprises a socket connector connected with a commercial power and a charging plug connected with charging equipment. The inductive charger is characterized in that a step-down rectifying circuit and an electromagnetic wave transmitting circuit are arranged inside the socket connector, wherein the commercial power is connected with both input terminals of the step-down rectifying circuit, both output terminals of the step-down rectifying circuit are connected with both terminals of the electromagnetic wave transmitting circuit, the output terminal of the electromagnetic wave transmitting circuit is connected with a transmitting coil, the transmitting coil is arranged in the charging plug, and a rubber plastic insulating layer is packed atthe outer part of the transmitting coil. Compared with the prior art, the invention has the advantages that the structure is simple, the volume is small, the transmitting coil is arranged in the charging plug, and the rubber plastic insulating layer is packed at the outer part of the transmitting coil, therefore, direct line contact does not occur between the inductive charger and the external charging equipment, the electrical safety problem does not occur, and the operation is more secure and reliable.
Description
Technical field
The present invention relates to a kind of induction electricity charger.
Background technology
Usually the charger that is suitable for all is to be connected with needing charging device by conductor (power line) when work at present; therefore may there be electric safety problem; and joint loose contact when pegging graft appears in regular meeting, particularly after long-term the use, may produce phenomenon or faults such as loose contact.
Chinese patent notification number CN2504773Y discloses a kind of " non-contact type charger apparatus ", specifically introduced: this non-contact type charging device comprises a charger and a power brick, be respectively equipped with ultrasonic oscillator and emission resonator in charger inside, be loaded with the reception resonator in the power brick, the emission resonator with the ultrasonic magnetic wave radiation of ultrasonic oscillator in the charger periphery, chargeable power brick is trapped among on the charger outer peripheral areas, reception resonator on its power brick thereby played the resonance effect charges into power brick after the rectification.This non-contact type charger apparatus can be realized not needing connection line and reach purpose to rechargeable battery charging, have because this charger includes ultrasonic oscillator, the emission resonator, receive resonator, rectification circuit etc., the circuit structure more complicated, and convert electricity to the ultrasonic wave magnetic wave, by receiving resonator magnetic wave is converted to again, this scheme, a bigger power loss is arranged, too big power loss will make cost increase, be difficult to allow the user receive, this utility model needs the higher-order of oscillation in addition, externally can produce high frequency radiation, and this may affect to environment and operating personnel's health.
And, charger commonly used at present need be depressurized to 220 civil power the low-voltage dc power supply (as 6V, 12V or the like) that common need charging device needs, need complicated step-down rectifying circuit design, comparison heaviness, volume that whole charger need be done are also bigger, are inconvenient to carry.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of volume induction electricity charger light and handy, simple in structure at above-mentioned prior art.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this induction electricity charger, comprise that the connector that is electrically connected with the city reaches and the charging plug that needs charging device to be connected, it is characterized in that: described connector inside is provided with a step-down rectifying circuit, one electromagnetic wave radiating circuit, wherein civil power links to each other with two inputs of described step-down rectifying circuit, two outputs of described step-down rectifying circuit link to each other with two inputs of described electromagnetic wave radiating circuit, the output of described electromagnetic wave radiating circuit is connected with a transmitting coil, this transmitting coil is arranged in the described charging plug, and the external packets of transmitting coil is wrapped with a rubber plastics-insulated layer.
Concrete, described step-down rectifying circuit includes first dropping resistor, second dropping resistor, first rectifier diode, second rectifier diode, wherein an end of civil power links to each other with the positive pole of first rectifier diode after connecting first dropping resistor, the other end of civil power links to each other with the negative pole of second rectifier diode after connecting second dropping resistor, the negative pole of first rectifier diode is first output of described step-down rectifying circuit, second output of the just very described step-down rectifying circuit of second rectifier diode.
Described electromagnetic wave radiating circuit includes transmitting coil, triode, frequency adjustment resistance, triode protective resistance, first electric capacity of voltage regulation, pulse regulation electric capacity, the 3rd decompression capacitor, the 4th decompression capacitor, wherein the positive pole of first electric capacity of voltage regulation links to each other with first output of described step-down rectifying circuit, the negative pole of first electric capacity of voltage regulation links to each other with second output of described step-down rectifying circuit, first end of the 3rd decompression capacitor links to each other with second output of described step-down rectifying circuit, and second end of the 3rd decompression capacitor links to each other with the collector electrode of triode; Pulse regulation electric capacity is connected between the emitter of second end of the 3rd decompression capacitor and triode; First end of the 4th decompression capacitor links to each other with second output of described step-down rectifying circuit, and the 4th decompression capacitor second end links to each other with the base stage of triode; Frequency adjustment resistance is connected between the emitter of the 4th decompression capacitor second end and triode; The triode protective resistance is connected between the collector electrode of second output of described step-down rectifying circuit and triode; First end of transmitting coil links to each other with first output of described step-down rectifying circuit, and second end of transmitting coil links to each other with the emitter of triode.
Compared with prior art, the invention has the advantages that: by step-down rectifying circuit, an electromagnetic wave radiating circuit are arranged on connector inside, make whole induction electricity charger simple in structure, volume is light and handy, and, with transmitting coil coiled column and be arranged in the charging plug, be wrapped with a rubber plastics-insulated layer in the external packets of transmitting coil, making between induction electricity charger and the outside need charging device is not that direct line contacts, can there be electric safety problem, uses more safe and reliable.
Description of drawings
Fig. 1 is the structure chart of induction electricity charger in the embodiment of the invention;
Fig. 2 is the circuit diagram of induction electricity charger inside.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Induction electricity charger as described in Figure 1, it comprises that the connector 1 that is electrically connected with the city reaches and the charging plug 2 that needs charging device to be connected, be connected by lead 3 between connector 1 and the charging plug 2, connector 1 inside includes a step-down rectifying circuit 11, one electromagnetic wave radiating circuit 12, wherein civil power links to each other with two inputs of step-down rectifying circuit, two outputs of step-down rectifying circuit link to each other with two inputs of electromagnetic wave radiating circuit, the output of electromagnetic wave radiating circuit is the output of the induction electricity charger of outside, the output of electromagnetic wave radiating circuit is connected with a transmitting coil L1, this transmitting coil L1 is arranged in the charging plug 2, and the external packets of transmitting coil L1 is wrapped with a rubber plastics-insulated layer, being provided with of rubber plastics-insulated layer can waterproof, uses safer.
Charging plug 2 can also can be tip triangle or other shapes for cylindricality, and in the present embodiment, transmitting coil L1 coiled column is arranged in the cylindricality charging plug 2, and the transmitting coil external packets of coiled column is wrapped with a rubber plastics-insulated layer.
Concrete, step-down rectifying circuit 11 includes the first dropping resistor R1, the second dropping resistor R2, the first rectifier diode D1, the second rectifier diode D2, referring to shown in Figure 2, wherein an end of civil power links to each other with the positive pole of the first rectifier diode D1 after connecting the first dropping resistor R1, the other end of civil power links to each other with the negative pole of the second rectifier diode D2 after connecting the second dropping resistor R2, the negative pole of the first rectifier diode D1 is first output of step-down rectifying circuit 11, second output of the just very step-down rectifying circuit 11 of the second rectifier diode D6.
Electromagnetic wave radiating circuit 12 includes transmitting coil L1, triode V1, frequency adjustment resistance R 3, triode protective resistance R4, the first electric capacity of voltage regulation C1, pulse regulation capacitor C 2, the 3rd decompression capacitor C3, the 4th decompression capacitor C4, also referring to shown in Figure 2, wherein the positive pole of the first electric capacity of voltage regulation C1 links to each other with first output of step-down rectifying circuit 11, the negative pole of the first electric capacity of voltage regulation C1 links to each other with second output of step-down rectifying circuit 11, first end of the 3rd decompression capacitor C3 links to each other with second output of step-down rectifying circuit 11, and second end of the 3rd decompression capacitor C3 links to each other with the collector electrode of triode V1; Pulse regulation capacitor C 2 is connected between the emitter of second end of the 3rd decompression capacitor C3 and triode V1; First end of the 4th decompression capacitor C4 links to each other with second output of described step-down rectifying circuit, and the 4th decompression capacitor C4 second end links to each other with the base stage of triode V1; Frequency adjustment resistance R 3 is connected between the emitter of the 4th decompression capacitor C4 second end and triode V1; Triode protective resistance R4 is connected between the collector electrode of second output of described step-down rectifying circuit and triode V1; First end of transmitting coil L1 links to each other with first output of described step-down rectifying circuit, and second end of transmitting coil L1 links to each other with the emitter of triode V1.
Like this, civil power is by the first dropping resistor R1, the second dropping resistor R2 step-down, by the first rectifier diode D1, the second rectifier diode D2 ballast, behind the first electric capacity of voltage regulation C1 voltage regulation filtering, further carry out frequency filtering, again through the 3rd decompression capacitor C3, the further step-down of the 4th decompression capacitor C4, after frequency adjustment resistance R 3 regulating frequencies by pulse regulation capacitor C 2, after triode V1 concussion, by transmitting coil L1 output induction.Accordingly, need charging device after being equipped with corresponding receiving coil, just can charge to rechargeable battery through corresponding charging circuit.
Claims (1)
1, a kind of induction electricity charger, comprise that the connector (1) that is electrically connected with the city reaches and the charging plug (2) that needs charging device to be connected, it is characterized in that: described connector (1) inside is provided with a step-down rectifying circuit (11), one electromagnetic wave radiating circuit (12), wherein civil power links to each other with two inputs of described step-down rectifying circuit (11), two outputs of described step-down rectifying circuit (11) link to each other with two inputs of described electromagnetic wave radiating circuit (12), the output of described electromagnetic wave radiating circuit (12) is connected with a transmitting coil (L1), this transmitting coil (L1) is arranged in the described charging plug (2), and the external packets of transmitting coil (L1) is wrapped with a rubber plastics-insulated layer;
Described step-down rectifying circuit (11) includes first dropping resistor (R1), second dropping resistor (R2), first rectifier diode (D1), second rectifier diode (D2), wherein an end of civil power links to each other with the positive pole of first rectifier diode (D1) after connecting first dropping resistor (R1), the other end of civil power connects second dropping resistor (R2) back and links to each other with the negative pole of second rectifier diode (D2), the negative pole of first rectifier diode (D1) is first output of described step-down rectifying circuit, second output of the just very described step-down rectifying circuit of second rectifier diode (D2);
Described electromagnetic wave radiating circuit (12) includes transmitting coil (L1), triode (V1), frequency adjustment resistance (R3), triode protective resistance (R4), first electric capacity of voltage regulation (C1), pulse regulation electric capacity (C2), the 3rd decompression capacitor (C3), the 4th decompression capacitor (C4), wherein the positive pole of first electric capacity of voltage regulation (C1) links to each other with first output of described step-down rectifying circuit, the negative pole of first electric capacity of voltage regulation (C1) links to each other with second output of described step-down rectifying circuit, first end of the 3rd decompression capacitor (C3) links to each other with second output of described step-down rectifying circuit, and second end of the 3rd decompression capacitor (C3) links to each other with the collector electrode of triode (V1); Pulse regulation electric capacity (C2) is connected between the emitter of second end of the 3rd decompression capacitor (C3) and triode (V1); First end of the 4th decompression capacitor (C4) links to each other with second output of described step-down rectifying circuit, and the 4th decompression capacitor (C4) second end links to each other with the base stage of triode (V1); Frequency adjustment resistance (R3) is connected between the emitter of the 4th decompression capacitor (C4) second end and triode (V1); Triode protective resistance (R4) is connected between the collector electrode of second output of described step-down rectifying circuit and triode (V1); First end of transmitting coil (L1) links to each other with first output of described step-down rectifying circuit, and second end of transmitting coil (L1) links to each other with the emitter of triode (V1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810163026A CN100594630C (en) | 2008-12-04 | 2008-12-04 | Inductive charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810163026A CN100594630C (en) | 2008-12-04 | 2008-12-04 | Inductive charger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101425614A CN101425614A (en) | 2009-05-06 |
| CN100594630C true CN100594630C (en) | 2010-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810163026A Expired - Fee Related CN100594630C (en) | 2008-12-04 | 2008-12-04 | Inductive charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100594630C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112737038B (en) * | 2020-12-29 | 2022-11-22 | 东北林业大学 | Secondary side staggered parallel Buck type wireless charging system based on magnetic integration technology |
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2008
- 2008-12-04 CN CN200810163026A patent/CN100594630C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101425614A (en) | 2009-05-06 |
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Granted publication date: 20100317 Termination date: 20141204 |
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| EXPY | Termination of patent right or utility model |