CN201656531U - battery charger - Google Patents
battery charger Download PDFInfo
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- CN201656531U CN201656531U CN2010201163200U CN201020116320U CN201656531U CN 201656531 U CN201656531 U CN 201656531U CN 2010201163200 U CN2010201163200 U CN 2010201163200U CN 201020116320 U CN201020116320 U CN 201020116320U CN 201656531 U CN201656531 U CN 201656531U
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- 239000012634 fragment Substances 0.000 claims description 17
- 230000000087 stabilizing effect Effects 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 3
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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
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Abstract
The utility model discloses a battery charger, aiming at solving the technical problems of leading the charger to be applicable to handset batteries of different dimensions and specifications, leading to the batteries to be charged more stably, leading the batteries to be operated easily and reinforcing the charging effect. In the utility model, the technical scheme is as follows: the battery charger comprises an upper cover, wherein the upper cover is provided with a surface cover that can slide on the upper surface of the upper cover along the transverse direction; a groove used for containing the battery is formed between the upper cover and the surface cover; the upper cover is internally provided with a fixing plate; the upper end of the fixing plate is connected with the surface cover; the fixing plate is provided with a spring; the external side of the upper cover is provided with an electrode button; a sliding trough is arranged between the electrode button and the upper cover; the electrode button is connected with an anode contactor and a cathode contactor by the sliding trough; and one side of the lower cover is provided with a USB interface that is connected with a printing circuit assembly board. Compared with the prior art, the assembly fixing mode of the charger on the battery is improved, the charging assembly operation efficiency and charging stability for the battery are improved, and the using scope and the value of a single product are improved.
Description
Technical field
The utility model relates to a kind of charger, relates in particular to a kind of battery charger that is used for portable digital equipments such as mobile phone, MP3.
Background technology
At present because mobile phone and MP3, popularizing on a large scale of portable digital equipment such as MP4, the randomness used of mobile phone particularly, the variation of use pattern and field of employment and complicated, and the cell-phone charging socket is difficult to unified standard, cause the charger of mobile phone configuration singlely to use, different brands model cell-phone charging socket and battery of mobile phone dimensions are different, the charging mobile phone battery that increases configuration to the consumer is made troubles, and omnipotently fill that fixed position and shrapnel contact are easy to loosening and produce operational difficulty in battery charging process what popularize on the market now, reduce result of use greatly to charging mobile phone battery, existing weak point is with regard to above-mentioned present situation: first, Mobile phone plug specification disunity, battery size specification disunity, can only use by the unit accessory during charging, make troubles to the user; The second, in existing omnipotent when charging, fixed the dislocation two point form that is fixed as of battery, causes being easy in the battery charging process the loosening operational difficulty that produces.
Summary of the invention
The purpose of this utility model provides a kind of battery charger, and the technical problem that solve is to make charger be applicable to the battery of mobile phone of different model, different size specification, and is more stable when making battery charge simultaneously, easy operating more, intensified charging effect.
For solving the problems of the technologies described above, the utility model is by the following technical solutions: a kind of battery charger, comprise loam cake, the lower cover that is connected with loam cake, be located at the both positive and negative polarity contact in the loam cake, printed circuit buck plate and be located at the two-phase ac plug of lower cover bottom, cover on described and be provided with the cover that can laterally slide along the loam cake upper surface, form the groove of placing battery between described loam cake and the cover, inside at loam cake is provided with fixed head, the upper end of fixed head connects cover, on fixed head, be provided with spring, one end of spring is fixed on the fixed head, the other end is fixed in the loam cake, loam cake and fixed head form deboost, the sliding distance of constraint cover, the outside of described loam cake is provided with the pole piece button, is provided with sliding tray between pole piece button and the loam cake, the pole piece button slides in the sliding tray, described pole piece button is connected with the both positive and negative polarity contact by sliding tray, and a side of described lower cover is provided with the USB socket, and described USB socket connects the printed circuit buck plate.
One side of loam cake of the present utility model is provided with inner cavity chamber, the pole piece button is located in the inner cavity chamber, and the rear portion of described pole piece button is provided with screens, and the lower end outer wall of screens is provided with draw-in groove, the rear end of sliding tray is provided with translot, and the both positive and negative polarity contact passes on the draw-in groove that translot is connected the pole piece button.
The inside of loam cake of the present utility model is provided with first spring base, and described first spring base is a U type draw-in groove.
The first spring base of the present utility model plate that is relatively fixed is provided with second spring base, and described second spring base is a U type draw-in groove, and an end of spring is fixed in first spring base, and the other end is fixed in second spring base.
The upper surface of cover of the present utility model is provided with the front apron of the 90 degree rotations that make progress that connect by rotating shaft.
The lower end of lower cover of the present utility model is provided with the plug groove, the inner shafts of two-phase ac plug is connected in the plug groove, described plug groove is provided with the AC shell fragment, the rear portion of AC shell fragment is provided with compressing tablet, compressing tablet is fastened on the plug groove, described two-phase ac plug can prolong plug groove rotation 90 degree and be connected with the formation of AC shell fragment, and described AC shell fragment is connected with the printed circuit buck plate through lead.
The inside of lower cover of the present utility model is provided with indicator light, and described indicator light connects the printed circuit buck plate.
Printed circuit buck plate of the present utility model is made up of transformer and rectification circuit and high-frequency switch circuit, and described rectification circuit connects high-frequency switch circuit through inductance.
Rectification circuit of the present utility model connects external power supply, one end of first diode of rectified current is through the live wire of insurance wire connection external power supply, the other end is respectively through first capacity earth and connect the zero line of external power supply, connect hf switching power supply, input termination first diode of first resistance of described hf switching power supply, output connects the collector electrode of first triode respectively, through the 3rd electric capacity, second resistance connects the input of the 3rd diode and first inductance respectively and is connected the base stage of second triode, the output of first inductance divides two-way, one the tunnel connects second electric capacity, another road connects 3 pin of optical coupler respectively and connects the base stage of first triode through first voltage stabilizing didoe, 4 pin of described optical coupler divide two-way, one the tunnel connects the emitter of second triode and connects the input of the 4th resistance through the 3rd resistance, output head grounding, another road connects the base stage of first triode, the other end of described second electric capacity divides three the tunnel, one the tunnel connects the output of second resistance through the 3rd diode, one the tunnel connects the emitter of first triode, one tunnel ground connection, the collector electrode of described second triode divides two-way, one the tunnel connects transformer, another road second diode is connected with the output of the 5th resistance and the output of the 4th electric capacity respectively, the input of described the 5th resistance connects the output of first diode respectively, the input of the 4th electric capacity and transformer, the positive pole of transformer connects the 5th diode of rectification circuit, the 5th diode connects the positive pole of USB socket respectively, connect the negative pole of USB socket through the 5th electric capacity, connect the base stage of the 4th triode through the 20 resistance, connect the base stage of the collector electrode and the 3rd triode of the 4th triode respectively through the 19 resistance, the emitter that connects the 3rd triode, connect the collector electrode of dichromatic LED and the 5th triode respectively through the 17 resistance, connect the negative pole of transformer and the negative pole of USB socket through second voltage stabilizing didoe and photodiode, described the 5th electric capacity is connected with the output of the 20 resistance and the base stage of the 4th triode through the 3rd voltage stabilizing didoe, the collector electrode of the 3rd triode divides two-way, one the tunnel connects dichromatic LED through the 16 resistance, another Lu Jingdi 18 resistance connect the base stage of the 5th triode, and the negative pole of transformer connects the negative pole of USB socket.
Be provided with automatic identification polar circuit between printed circuit buck plate of the present utility model and the both positive and negative polarity contact.
Automatic identification polar circuit of the present utility model is by the 6th triode, the 7th triode, the 8th triode, the 9th triode, the 11 resistance, the 12 resistance, the 13 resistance and the 14 resistance are formed, the positive pole of described both positive and negative polarity contact connects the collector electrode of the 9th triode respectively, connect the base stage of the 8th triode through the 13 resistance, connect the base stage of the 7th triode and connect the collector electrode of the 6th triode through the 12 resistance, the emitter of described the 9th triode connects the emitter of the 5th triode of printed circuit buck plate, the positive pole of dichromatic LED and transformer, base stage connects the negative pole of both positive and negative polarity contact through the 14 resistance, the collector electrode of the 8th triode connects the negative pole of both positive and negative polarity contact, emitter divides three the tunnel, one the tunnel connects the emitter of the 9th triode, one the tunnel connects the emitter of the 5th triode of printed circuit buck plate, one the tunnel connects the positive pole of dichromatic LED and transformer respectively, the collector electrode of described the 7th triode divides three the tunnel, one the tunnel connects the base stage of the 6th triode through the 11 resistance, one the tunnel connects the base stage of the 9th triode through the 14 resistance, another road connects the negative pole of both positive and negative polarity contact, emitter divides two-way, one the tunnel connects the emitter of the 6th triode, another road connects the emitter of the 4th triode of printed circuit buck plate, the base stage of described the 6th triode connects the negative pole of both positive and negative polarity contact through the 11 resistance, through the 11 resistance, the 14 resistance connects the base stage of the 9th triode, and the emitter of the 6th triode connects the emitter of the 4th triode of printed circuit buck plate.
USB socket of the present utility model is the USB2.0 socket.
The output voltage of USB socket of the present utility model is 4.75-5.25V.
The output voltage of both positive and negative polarity contact of the present utility model is 4.15-4.25V.
The utility model compared with prior art, improve the install and fix pattern of charger to battery, improve the efficient and the charge stability of battery charge fitting operation, and have USB socket and two kinds of charge modes of multi-functional cradle, can be applicable to the product charging of USB plug charging, can be applicable to the charging mobile phone battery of different size specification again, improve the scope of application and the value of single products.
Description of drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a vertical view of the present utility model.
Fig. 3 is a upward view of the present utility model.
Fig. 4 is a cutaway view of the present utility model.
Fig. 5 is the cutaway view of Fig. 4 along the A-A direction.
Fig. 6 is circuit theory diagrams of the present utility model.
Embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Shown in Fig. 1-5, battery charger of the present utility model comprises loam cake 1, the lower cover 2 that is connected with loam cake 1, be located at the both positive and negative polarity contact 5 in the loam cake 1, printed circuit buck plate 16 and be located at the two-phase ac plug 11 of lower cover 2 bottoms, loam cake 1 is provided with can be along the horizontal cover 3 that slides of loam cake 1 upper surface, between loam cake 1 and cover 3, form the groove 31 of placing battery, be provided with fixed head 4 in the inside of loam cake 1, the upper end of fixed head 4 connects cover 3, upper surface at cover 3 is provided with the front apron 8 that connects by rotating shaft 7, dull and stereotyped state when this front apron 8 when leaving standstill with cover 3 levels is 180 degree angles, 90 degree that also can make progress rotate, be provided with first spring base 37 in the described loam cake 1, this first spring base 37 is a U type draw-in groove, on being relatively fixed plate 4, first spring base 37 is provided with second spring base 38, this second spring base 38 is a U type draw-in groove, between loam cake 1 and fixed head 4, be provided with spring 9, one end of spring 9 is fixed in first spring base 37, the other end is fixed in second spring base 38, make loam cake 1 and fixed head 4 form deboost, the sliding distance of constraint cover 3, be provided with pole piece button 6 in the outside of loam cake 1, be provided with sliding tray 30 between pole piece button 6 and the loam cake 1, be provided with translot 301 in the rear end of sliding tray 30, side at loam cake 1 is provided with inner cavity chamber 32, pole piece button 6 is located in the inner cavity chamber 32, the rear portion of described pole piece button 6 is provided with screens 33, the lower end outer wall of screens 33 is provided with draw-in groove 34, both positive and negative polarity contact 5 passes on the draw-in groove 34 that translot 301 is connected pole piece button 6, pole piece button 6 slides in the sliding tray 30, driving both positive and negative polarity contact 5 slides, one side of described lower cover 2 is provided with USB socket 10 and indicator light 25, described USB socket 10 and indicator light 25 connect printed circuit buck plate 16 respectively, be provided with plug groove 35 in the lower end of lower cover 2, the inner shafts of two-phase ac plug 11 is connected in the plug groove 35, described plug groove 35 is provided with AC shell fragment 22, the rear portion of AC shell fragment 22 is provided with compressing tablet 18, compressing tablet 18 is fastened on the plug groove 35, described two-phase ac plug 11 can prolong plug groove 35 rotations 90 degree and be connected with 22 formation of AC shell fragment, described AC shell fragment 22 is connected with printed circuit buck plate 16 through lead, printed circuit buck plate 16 is made up of transformer 15 and rectification circuit and high-frequency switch circuit, described rectification circuit is through an end of first diode D1 connection high-frequency switch circuit, and described high-frequency switch circuit is through the 19 resistance R 19, the 4th triode Q4 is connected with the polarity automatic identification circuit.
As shown in Figure 6, the printed circuit buck plate 16 of battery charger of the present utility model is connected to form by transformer T15, rectification circuit and high-frequency switch circuit.Described rectification circuit connects the high-frequency switch circuit other end through transformer T.Be provided with automatic identification polar circuit between both positive and negative polarity contact 5 and the printed circuit buck plate 16.Described rectification circuit connects external power supply, the positive pole of the first diode D1 connects the live wire of external power supply through fuse F1, negative pole respectively with the positive pole of first capacitor C 1, link to each other with the base stage of the second triode Q2 and the collector electrode of the first triode Q1 through first resistance R 1, the negative pole of the first diode D1 also links to each other with the collector electrode of the second triode Q2 and the positive pole of the second diode D2 through the primary coil of transformer 15 respectively, the 5th resistance R 5 through parallel connection links to each other with the negative pole of the second diode D2 with the 4th capacitor C 4, and the negative pole of first capacitor C 1 links to each other and ground connection with the zero line of external power supply; The collector electrode of the first triode Q1 is through the 3rd capacitor C 3 of series connection, second resistance R 2 connects the negative pole and first inductance L 1 of the 3rd diode D3 respectively, the other end of first inductance L 1 respectively with the positive pole of second capacitor C 2,3 pin of optical coupler PCA and the negative pole of the first voltage stabilizing didoe ZD1 link to each other, the base stage of the first triode Q1 respectively with 4 pin of optical coupler PCA, the positive pole of the first voltage stabilizing didoe ZD1 links to each other and links to each other with the emitter of the second triode Q2 through the 3rd resistance R 3, the emitter of the second triode Q2 is through the 4th resistance R 4 ground connection, the emitter of the first triode Q1, the negative pole of second capacitor C 2, the plus earth of the 3rd diode D3; The positive pole of the 5th diode D5 through the secondary wire bag of transformer respectively with the negative pole of the 5th capacitor C 5, the positive pole of the 3rd voltage stabilizing didoe ZD3, the negative pole of photodiode ZD6, the negative pole of USB socket 10 links to each other, the negative pole of the 5th diode D5 respectively with the positive pole of the 5th capacitor C 5, the positive pole of USB socket 10, the negative pole of the second voltage stabilizing didoe ZD2, the emitter of the 3rd triode Q3, the emitter of the 5th triode Q5, the negative pole of dichromatic LED LED2 links to each other, and the negative pole of the 5th diode D5 also links to each other with the base stage of the 4th triode Q4 and the negative pole of the 3rd voltage stabilizing didoe ZD3 through the 20 resistance R 20 respectively, link to each other with the collector electrode of the 4th triode Q4 and the base stage of the 3rd triode Q3 through the 19 resistance R 19, link to each other with the positive pole 1 of dichromatic LED LED2 and the collector electrode of the 5th triode Q5 through the 17 resistance R 17; The collector electrode of the 3rd triode Q3 links to each other, links to each other through the positive pole 2 of the 16 resistance with dual color light emitting diode LED2 with the base stage of the 5th triode Q5 through the 18 resistance respectively, and the positive pole of the second voltage stabilizing didoe ZD2 links to each other with the positive pole of photodiode ZD6.
Described automatic identification polar circuit is by the 6th triode Q6, the 7th triode Q7, the 8th triode Q8, the 9th triode Q9, the 11 resistance R 11, the 12 resistance R 12, the 13 resistance R 13 and the 14 resistance R 14 are formed, the positive pole of described both positive and negative polarity contact 5 respectively with the collector electrode of the 9th triode Q9, the collector electrode of the 6th triode Q6, base stage through the 13 resistance R 13 and the 8th triode Q8, link to each other with the base stage of the 7th triode Q7 through the 12 resistance R 12, the emitter of the emitter of described the 9th triode Q9 and the 8th triode Q8 links to each other with the positive pole of USB socket 10, the negative pole of described both positive and negative polarity contact 5 respectively with the collector electrode of the 8th triode Q8, the collector electrode of the 7th triode Q7, base stage through the 11 resistance R 11 and the 6th triode Q6, link to each other with the base stage of the 9th triode Q9 through the 14 resistance R 14, the emitter of the 6th triode Q6 respectively with the emitter of the 7th triode Q7, the emitter of the 4th triode Q4 links to each other.
During assembling, loam cake 1 is connected by screw 12 with lower cover 2, the deck of battery charger is by loam cake 1, cover 3, both positive and negative polarity contact 5, pole piece button 6 constitutes, cover 3 is connected with fixed head after spring and loam cake form opposition, USB output charging mechanism comprises printed circuit buck plate 16, transformer 15, USB socket 10, rectification circuit, high-frequency switch circuit is formed, and output DC4.75-5.25V voltage is carried out charge function, two-phase ac plug 11 is through compressing tablet 18, screw 12, AC shell fragment 22 is connected in lower cover 2 and constitutes connection, two-phase ac plug 11 directly contacts to form with AC shell fragment 22 and is connected, AC shell fragment 22 is connected to form alternating current path through electronic wire and printed circuit buck plate 16, as shown in Figure 3, two-phase ac plug 11 is loaded in lower cover 2 draw-in grooves, with pack into the corresponding fixed position of lower cover of AC shell fragment 22, cover compressing tablet 18, lock screw and constitute the city's electrical connection mechanism that covers down.
When the utility model uses, connect the AC power of 90-260V, 50/60HZ, by exporting 4.75-5.25V voltage through rectification circuit, high-frequency switch circuit by the USB socket on the printed circuit buck plate is cell-phone charging, by being that 4.15-4.25V is single charging mobile phone battery through rectification circuit, high-frequency switch circuit by omnipotent cradle shell fragment output voltage on the printed circuit buck plate, printed circuit buck plate internal circuit band polarity automatic identification circuit, can accurately discern the both positive and negative polarity of battery of mobile phone, circuit can be charged by the standard cathode and anode directions of battery of mobile phone.Circuit also has overcurrent-overvoltage charge protection function, guarantees the safety of product execution charging process, and USB socket outputting standard dc voltage DC4.75-5.25V is widely used in the charging of each electronic product such as mobile phone, MP3, MP4.
By being that LG8800, battery size: NOKIA 8600, N73 and mobile phone type are Samsung T429 to the mobile phone type, the mobile phone type is the test shows of MOTOROLA A780, and the charging effect of the utility model patent can reach former emblem mark standard fully.
The utility model is compared with existing hand-held set charger and universal charger, the latter's battery fixed form easily produces the phenomenon that gets loose of charging because contact-making surface is too small, the utility model patent is used novel science battery fixed mode instead makes battery charging fixing simple to operation and charging is stable, unification (YD/T-1591-2006) in conjunction with USB charging socket standard, USB socket output 4.75-5.25V charging voltage, multi-functional cradle output 4.15-4.25V charging voltage, can reach a charger and both can charge by general various mobile phone and the digital products that dispose the charging of usb data line, be applicable to again the effect of different size standard mobile phone battery charging. Mobile phone, battery of mobile phone, all kinds of digital product charging demand of guaranteeing the user obtain more humane satisfying.
Claims (14)
1. battery charger, comprise loam cake (1), the lower cover (2) that is connected with loam cake (1), be located at the both positive and negative polarity contact (5) in the loam cake (1), printed circuit buck plate (16) and be located at the two-phase ac plug (11) of lower cover (2) bottom, it is characterized in that: described loam cake (1) is provided with can be along the horizontal cover (3) that slides of loam cake (1) upper surface, form the groove (31) of placing battery between described loam cake (1) and the cover (3), be provided with fixed head (4) in the inside of loam cake (1), the upper end of fixed head (4) connects cover (3), on fixed head (4), be provided with spring (9), one end of spring (9) is fixed on the fixed head (4), the other end is fixed in the loam cake (1), loam cake (1) forms deboost with fixed head (4), the sliding distance of constraint cover (3), the outside of described loam cake (1) is provided with pole piece button (6), be provided with sliding tray (30) between pole piece button (6) and the loam cake (1), pole piece button (6) slides in the sliding tray (30), described pole piece button (6) is connected with both positive and negative polarity contact (5) by sliding tray (30), one side of described lower cover (2) is provided with USB socket (10), and described USB socket (10) connects printed circuit buck plate (16).
2. battery charger according to claim 1, it is characterized in that: a side of described loam cake (1) is provided with inner cavity chamber (32), pole piece button (6) is located in the inner cavity chamber (32), the rear portion of described pole piece button (6) is provided with screens (33), the lower end outer wall of screens (33) is provided with draw-in groove (34), the rear end of sliding tray (30) is provided with translot (301), and both positive and negative polarity contact (5) passes on the draw-in groove (34) that translot (301) is connected pole piece button (6).
3. battery charger according to claim 2 is characterized in that: the inside of described loam cake (1) is provided with first spring base (37), and described first spring base (37) is a U type draw-in groove.
4. battery charger according to claim 3, it is characterized in that: described first spring base (37) plate (4) that is relatively fixed is provided with second spring base (38), described second spring base (38) is a U type draw-in groove, one end of spring (9) is fixed in first spring base (37), and the other end is fixed in second spring base (38).
5. battery charger according to claim 4 is characterized in that: the upper surface of described cover (3) is provided with the front apron (8) of the 90 degree rotations that make progress that connect by rotating shaft (7).
6. battery charger according to claim 5, it is characterized in that: the lower end of described lower cover (2) is provided with plug groove (35), the inner shafts of two-phase ac plug (11) is connected in the plug groove (35), described plug groove (35) is provided with AC shell fragment (22), the rear portion of AC shell fragment (22) is provided with compressing tablet (18), compressing tablet (18) is fastened on the plug groove (35), described two-phase ac plug (11) can prolong plug groove (35) rotation 90 degree and be connected with AC shell fragment (22) formation, and described AC shell fragment (22) is connected with printed circuit buck plate (16) through lead.
7. battery charger according to claim 6 is characterized in that: the inside of described lower cover (2) is provided with indicator light (25), and described indicator light (25) connects printed circuit buck plate (16).
8. battery charger according to claim 7 is characterized in that: described printed circuit buck plate (16) is made up of transformer (15) and rectification circuit and high-frequency switch circuit, and described rectification circuit connects high-frequency switch circuit through inductance.
9. battery charger according to claim 8, it is characterized in that: described rectification circuit connects external power supply, one end of first diode (D1) of rectified current connects the live wire of external power supply through fuse (F1), the other end is respectively through first electric capacity (C1) ground connection and connect the zero line of external power supply, connect hf switching power supply, input termination first diode (D1) of first resistance (R1) of described hf switching power supply, output connects the collector electrode of first triode (Q1) respectively, through the 3rd electric capacity (C3), second resistance (R2) connects the input of the 3rd diode (D3) and first inductance (L1) respectively and is connected the base stage of second triode (Q2), the output of first inductance (L1) divides two-way, one the tunnel connects second electric capacity (C2), another road connects 3 pin of optical coupler (PCA) respectively and connects the base stage of first triode (Q1) through first voltage stabilizing didoe (ZD1), 4 pin of described optical coupler (PCA) divide two-way, one the tunnel connects the emitter of second triode (Q2) and connects the input of the 4th resistance (R4) through the 3rd resistance (R3), output head grounding, another road connects the base stage of first triode (Q1), the other end of described second electric capacity (C2) divides three the tunnel, one the tunnel connects the output of second resistance (R2) through the 3rd diode (D3), one the tunnel connects the emitter of first triode (Q1), one tunnel ground connection, the collector electrode of described second triode (Q2) divides two-way, one the tunnel connects transformer, another road second diode (D2) is connected with the output of the 5th resistance (R5) and the output of the 4th electric capacity (C4) respectively, the input of described the 5th resistance (R5) connects the output of first diode (D1) respectively, the input and the transformer of the 4th electric capacity (C4), the positive pole of transformer connects the 5th diode (D5) of rectification circuit, the 5th diode (D5) connects the positive pole of USB socket (10) respectively, connect the negative pole of USB socket (10) through the 5th electric capacity (C5), connect the base stage of the 4th triode (Q4) through the 20 resistance (R20), connect the base stage of the collector electrode and the 3rd triode (Q3) of the 4th triode (Q4) respectively through the 19 resistance (R19), the emitter that connects the 3rd triode (Q3), connect the collector electrode of dichromatic LED (LED2) and the 5th triode (Q5) respectively through the 17 resistance (R17), connect the negative pole of transformer and the negative pole of USB socket (10) through second voltage stabilizing didoe (ZD2) and photodiode (ZD6), described the 5th electric capacity (C5) is connected with the output of the 20 resistance (R20) and the base stage of the 4th triode (Q4) through the 3rd voltage stabilizing didoe (ZD3), the collector electrode of the 3rd triode (Q3) divides two-way, one the tunnel connects dichromatic LED (LED2) through the 16 resistance (R16), another Lu Jingdi 18 resistance (R18) connect the base stage of the 5th triode (Q5), and the negative pole of transformer connects the negative pole of USB socket (10).
10. battery charger according to claim 9 is characterized in that: be provided with automatic identification polar circuit between described printed circuit buck plate (16) and the both positive and negative polarity contact (5).
11. battery charger according to claim 10, it is characterized in that: described automatic identification polar circuit is by the 6th triode (Q6), the 7th triode (Q7), the 8th triode (Q8), the 9th triode (Q9), the 11 resistance (R11), the 12 resistance (R12), the 13 resistance (R13) and the 14 resistance (R14) are formed, the positive pole of described both positive and negative polarity contact (5) connects the collector electrode of the 9th triode (Q9) respectively, connect the base stage of the 8th triode (Q8) through the 13 resistance (R13), connect the base stage of the 7th triode (Q7) and connect the collector electrode of the 6th triode (Q6) through the 12 resistance (R12), the emitter of described the 9th triode (Q9) connects the emitter of the 5th triode (Q5) of printed circuit buck plate (16), the positive pole of dichromatic LED (LED2) and transformer, base stage connects the negative pole of both positive and negative polarity contact (5) through the 14 resistance (R14), the collector electrode of the 8th triode (Q8) connects the negative pole of both positive and negative polarity contact (5), emitter divides three the tunnel, one the tunnel connects the emitter of the 9th triode (Q9), one the tunnel connects the emitter of the 5th triode (Q5) of printed circuit buck plate (16), one the tunnel connects the positive pole of dichromatic LED (LED2) and transformer respectively, the collector electrode of described the 7th triode (Q7) divides three the tunnel, one the tunnel connects the base stage of the 6th triode (Q6) through the 11 resistance (R11), one the tunnel connects the base stage of the 9th triode (Q9) through the 14 resistance (R14), another road connects the negative pole of both positive and negative polarity contact (5), emitter divides two-way, one the tunnel connects the emitter of the 6th triode (Q6), another road connects the emitter of the 4th triode (Q4) of printed circuit buck plate (16), the base stage of described the 6th triode (Q6) connects the negative pole of both positive and negative polarity contact (5) through the 11 resistance (R11), through the 11 resistance (R11), the 14 resistance (R14) connects the base stage of the 9th triode (Q9), and the emitter of the 6th triode (Q6) connects the emitter of the 4th triode (Q4) of printed circuit buck plate (16).
12. battery charger according to claim 11 is characterized in that: described USB socket (10) is the USB2.0 socket.
13. battery charger according to claim 12 is characterized in that: the output voltage of described USB socket (10) is 4.75-5.25V.
14. battery charger according to claim 11 is characterized in that: the output voltage of described both positive and negative polarity contact (5) is 4.15-4.25V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201163200U CN201656531U (en) | 2010-02-09 | 2010-02-09 | battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201163200U CN201656531U (en) | 2010-02-09 | 2010-02-09 | battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201656531U true CN201656531U (en) | 2010-11-24 |
Family
ID=43121769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201163200U Expired - Lifetime CN201656531U (en) | 2010-02-09 | 2010-02-09 | battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201656531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104642A (en) * | 2011-01-11 | 2011-06-22 | 华为终端有限公司 | Mobile terminal with battery slot |
| CN101794920B (en) * | 2010-02-09 | 2012-01-25 | 深圳知己迅联通讯有限公司 | Battery charger |
-
2010
- 2010-02-09 CN CN2010201163200U patent/CN201656531U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101794920B (en) * | 2010-02-09 | 2012-01-25 | 深圳知己迅联通讯有限公司 | Battery charger |
| CN102104642A (en) * | 2011-01-11 | 2011-06-22 | 华为终端有限公司 | Mobile terminal with battery slot |
| CN102104642B (en) * | 2011-01-11 | 2013-06-26 | 华为终端有限公司 | Mobile terminal with battery slot |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101124 Effective date of abandoning: 20120125 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20101124 Effective date of abandoning: 20120125 |