CN205829215U - A kind of wireless charging device of low-power consumption - Google Patents
A kind of wireless charging device of low-power consumption Download PDFInfo
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- CN205829215U CN205829215U CN201620567807.8U CN201620567807U CN205829215U CN 205829215 U CN205829215 U CN 205829215U CN 201620567807 U CN201620567807 U CN 201620567807U CN 205829215 U CN205829215 U CN 205829215U
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Abstract
This utility model provides the wireless charging device of a kind of low-power consumption, including wireless transmitter module, low-power consumption module, gate-controlled switch K1 and power supply VCC, wherein, described wireless transmitter module, low-power consumption module are connected with described power supply VCC by gate-controlled switch K1 respectively, time standby, described gate-controlled switch K1 disconnects, and described low-power consumption module is connected with described power supply VCC；During work, described gate-controlled switch K1 closes, and described wireless transmitter module, low-power consumption module are connected with described power supply VCC respectively.The beneficial effects of the utility model are: disconnection of wireless transmitter module when standby, to reduce most power consumption, determine whether object proximity to be charged by low-power consumption module, thus determine whether to enter charge mode by wireless transmitter module, it is achieved that the wireless charging of low-power consumption.
Description
Technical field
This utility model relates to charging device, particularly relates to the wireless charging device of a kind of low-power consumption.
Background technology
Wireless charging is the development trend of following charging modes, have facility, contactless contact, without advantages such as electric sparks,
With putting with the feature filled.But wireless charging expelling plate is longer than the time of charging in the standby time, such as one day 24 hours, it is provided that
The time of charging may only have 2-3 hour, accounts for 10%, and the time of 90% is to wait for state, and therefore stand-by power consumption is exactly to weigh very much
The energy-saving index wanted, low standby power loss has economic implications and the realistic meaning of great energy-saving and environmental protection.Nothing in the market
The stand-by power consumption of line expelling plate is from 50mW-400mW, the highest.
Summary of the invention
In order to solve the problems of the prior art, this utility model provides the wireless charging device of a kind of low-power consumption.
This utility model provides the wireless charging device of a kind of low-power consumption, including wireless transmitter module, low-power consumption module,
Gate-controlled switch K1 and power supply VCC, wherein, described wireless transmitter module, low-power consumption module pass through gate-controlled switch K1 respectively with described
Power supply VCC connects, and time standby, described gate-controlled switch K1 disconnects, and described low-power consumption module is connected with described power supply VCC；During work,
Described gate-controlled switch K1 closes, and described wireless transmitter module, low-power consumption module are connected with described power supply VCC respectively.
As further improvement of the utility model, described low-power consumption module includes control unit U1, infrared transmission module
U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is connected with described gate-controlled switch K1, described red
Emission module U2A is infrared-emitting diode, the cathode output end ground connection of described infrared transmission module U2A, described infrared
The electrode input end penetrating module U2A is connected with described control unit U1 by described resistance R1, described infrared receiving module U2B's
Input termination power VCC, the outfan of described infrared receiving module U2B connects control unit U1, resistance R2, described resistance respectively
The other end ground connection of R2.
As further improvement of the utility model, described low-power consumption module includes control unit U1, infrared transmission module
U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is connected with described gate-controlled switch K1, described red
Emission module U2A is infrared-emitting diode, and the electrode input end of described infrared transmission module U2A meets power supply VCC, described red
The cathode output end of emission module U2A is connected with described control unit U1 by described resistance R1, described infrared receiving module
The output head grounding of U2B, the input of described infrared receiving module U2B connects control unit U1, resistance R2, described resistance respectively
Another termination power VCC of R2.
As further improvement of the utility model, described low-power consumption module includes control unit U1, infrared transmission module
U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is connected with described gate-controlled switch K1, described red
Emission module U2A is infrared-emitting diode, and the electrode input end of described infrared transmission module U2A meets power supply VCC, described red
The cathode output end of emission module U2A is connected with described control unit U1 by described resistance R1, described infrared receiving module
The input termination power VCC of U2B, the outfan of described infrared receiving module U2B connects control unit U1, resistance R2, institute respectively
State the other end ground connection of resistance R2.
As further improvement of the utility model, described gate-controlled switch K1 is appointing in metal-oxide-semiconductor, audion, relay
Meaning one.
This utility model additionally provides the wireless charging method of a kind of low-power consumption, comprises the following steps:
S1, open proximity transducer retention time t1, detected whether that charging equipment is close, if it has, then close
Gate-controlled switch K1, connects wireless transmitter module；If it is not, disconnect gate-controlled switch K1, disconnection of wireless transmitter module；
S2, closedown proximity transducer；
Step S1 is returned after S3, proximity transducer dormancy retention time t2.
As further improvement of the utility model, in step sl, when powering on, low-power consumption module first works, low-power consumption
Module launch pulsewidth be the infrared light of cycle X/N to detect whether charging equipment is put into, wherein, X is more than 0
Numeral, N be much smaller than X more than 0 numeral.
The beneficial effects of the utility model are: by such scheme, disconnection of wireless transmitter module when standby, big to reduce
The power consumption of part, determines whether object proximity to be charged by low-power consumption module, thus determines whether to by wireless
Transmitter module enters charge mode, it is achieved that the wireless charging of low-power consumption.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the wireless charging device of a kind of low-power consumption of this utility model.
Fig. 2 is the flow chart of the wireless charging method of a kind of low-power consumption of this utility model.
Fig. 3 is the embodiment one of the low-power consumption module of the wireless charging device of a kind of low-power consumption of this utility model.
Fig. 4 is the embodiment two of the low-power consumption module of the wireless charging device of a kind of low-power consumption of this utility model.
Fig. 5 is the embodiment three of the low-power consumption module of the wireless charging device of a kind of low-power consumption of this utility model.
Detailed description of the invention
This utility model is further illustrated by explanation and detailed description of the invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, the wireless charging device of a kind of low-power consumption, including wireless transmitter module 103, low-power consumption module 102,
Gate-controlled switch K1 and power supply VCC, wherein, described wireless transmitter module 103, low-power consumption module 102 are respectively by gate-controlled switch K1
Being connected with described power supply VCC, time standby, described gate-controlled switch K1 disconnects, and described low-power consumption module 102 is with described power supply VCC even
Connect；During work, described gate-controlled switch K1 close, described wireless transmitter module 103, low-power consumption module 102 respectively with described power supply
VCC connects.
As shown in Figures 3 to 5, described low-power consumption module can be realized by following three kinds of modes.
Embodiment one, as it is shown on figure 3, described low-power consumption module 102 includes infrared penetrating member 104, control unit U1, infrared
Transmitter module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described gate-controlled switch K1 even
Connecing, described infrared transmission module U2A is infrared-emitting diode, the cathode output end ground connection of described infrared transmission module U2A, institute
The electrode input end stating infrared transmission module U2A is connected with described control unit U1 by described resistance R1, described infrared receiver
The input termination power VCC of module U2B, the outfan of described infrared receiving module U2B connects control unit U1, resistance respectively
R2, the other end ground connection of described resistance R2.
Embodiment two, as shown in Figure 4, described low-power consumption module 102 includes infrared penetrating member 104, control unit U1, infrared
Transmitter module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described gate-controlled switch K1 even
Connecing, described infrared transmission module U2A is infrared-emitting diode, and the electrode input end of described infrared transmission module U2A connects power supply
VCC, the cathode output end of described infrared transmission module U2A is connected with described control unit U1 by described resistance R1, described red
The output head grounding of outer receiver module U2B, the input of described infrared receiving module U2B connects control unit U1, resistance respectively
Another termination power VCC of R2, described resistance R2.
Embodiment three, as it is shown in figure 5, described low-power consumption module 102 includes infrared penetrating member 104, control unit U1, infrared
Transmitter module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described gate-controlled switch K1 even
Connecing, described infrared transmission module U2A is infrared-emitting diode, and the electrode input end of described infrared transmission module U2A connects power supply
VCC, the cathode output end of described infrared transmission module U2A is connected with described control unit U1 by described resistance R1, described red
The input termination power VCC of outer receiver module U2B, the outfan of described infrared receiving module U2B connect respectively control unit U1,
Resistance R2, the other end ground connection of described resistance R2.
Described gate-controlled switch K1 be preferably in metal-oxide-semiconductor, audion, relay any one.
As in figure 2 it is shown, the wireless charging method of a kind of low-power consumption, comprise the following steps:
S1, open proximity transducer and retention time t1(t1 is preferably 1.5 milliseconds), detect whether charging equipment
101(such as mobile phone) close, if it has, then Guan Bi gate-controlled switch K1, connect wireless transmitter module 103；If it is not, disconnect
Gate-controlled switch K1, disconnection of wireless transmitter module 103；
S2, closedown proximity transducer；
S3, proximity transducer dormancy retention time t2 (t2 is preferably 1000mS or 10000ms) return step S1 afterwards.
Proximity transducer is the infrared transmission module U2A in low-power consumption module 102.
The wireless charging device of a kind of low-power consumption of the present utility model and method, reach by increasing low-power consumption module 102
To the purpose of low-power consumption time standby, its operation principle is:
When powering on, low-power consumption module 102 first works, and it is cycle X/N (X that low-power consumption module 102 can launch a pulsewidth
For the numeral more than 10, N is much smaller than the X numeral more than 0, such as: one thousandth or ten thousand/) infrared light detect
Charging equipment 101(such as mobile phone) whether put into, if there being charging equipment 101(such as mobile phone) put into, then open nothing
Line transmitter module 103 so that it is enter normal operating conditions, to charging equipment 101(such as mobile phone) charging；If low-power consumption mould
Block 102 launch infrared light be not detected by charging equipment 101(such as mobile phone) put into, then close gate-controlled switch K1, cut
Disconnected wireless transmitter module 103 is powered, and makes low-power consumption module 102 self enter resting state, the time of its dormancy be X/
(X-N), low-power consumption module simultaneously 102 starts timing, when the time reaches cycle X, and low-power consumption module 102 time down trigger,
Enter wake-up states, open the pulsewidth of next N width, check either with or without charging equipment 101(such as mobile phone) put into, now
If no, after pulse width period N terminates, enter back into resting state, and so forth.
After addition low-power consumption module 102, its average power consumption is the lowest, less than 2mW.
Low-power consumption purpose can be realized by increasing above low-power consumption module 102, reach the purpose of energy-conserving and environment-protective.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (5)
1. the wireless charging device of a low-power consumption, it is characterised in that: include wireless transmitter module, low-power consumption module, controlled open
Closing K1 and power supply VCC, wherein, described wireless transmitter module, low-power consumption module are respectively by gate-controlled switch K1 and described power supply VCC
Connecting, time standby, described gate-controlled switch K1 disconnects, and described low-power consumption module is connected with described power supply VCC；During work, described can
Control switch K1 Guan Bi, described wireless transmitter module, low-power consumption module are connected with described power supply VCC respectively.
The wireless charging device of low-power consumption the most according to claim 1, it is characterised in that: described low-power consumption module includes control
Unit U1 processed, infrared transmission module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described
Gate-controlled switch K1 connects, and described infrared transmission module U2A is infrared-emitting diode, the negative pole of described infrared transmission module U2A
Output head grounding, the electrode input end of described infrared transmission module U2A is connected with described control unit U1 by described resistance R1,
The input termination power VCC of described infrared receiving module U2B, the outfan of described infrared receiving module U2B connects control respectively
Unit U1, resistance R2, the other end ground connection of described resistance R2.
The wireless charging device of low-power consumption the most according to claim 1, it is characterised in that: described low-power consumption module includes control
Unit U1 processed, infrared transmission module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described
Gate-controlled switch K1 connects, and described infrared transmission module U2A is infrared-emitting diode, the positive pole of described infrared transmission module U2A
Input termination power VCC, the cathode output end of described infrared transmission module U2A is by described resistance R1 and described control unit U1
Connecting, the output head grounding of described infrared receiving module U2B, the input of described infrared receiving module U2B connects control respectively
Unit U1, resistance R2, another termination power VCC of described resistance R2.
The wireless charging device of low-power consumption the most according to claim 1, it is characterised in that: described low-power consumption module includes control
Unit U1 processed, infrared transmission module U2A, infrared receiving module U2B, resistance R1 and resistance R2, described control unit U1 is with described
Gate-controlled switch K1 connects, and described infrared transmission module U2A is infrared-emitting diode, the positive pole of described infrared transmission module U2A
Input termination power VCC, the cathode output end of described infrared transmission module U2A is by described resistance R1 and described control unit U1
Connecting, the input termination power VCC of described infrared receiving module U2B, the outfan of described infrared receiving module U2B connects respectively
Control unit U1, resistance R2, the other end ground connection of described resistance R2.
The wireless charging device of low-power consumption the most according to claim 1, it is characterised in that: described gate-controlled switch K1 is MOS
Any one in pipe, audion, relay.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620567807.8U CN205829215U (en) | 2016-06-14 | 2016-06-14 | A kind of wireless charging device of low-power consumption |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620567807.8U CN205829215U (en) | 2016-06-14 | 2016-06-14 | A kind of wireless charging device of low-power consumption |
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| CN205829215U true CN205829215U (en) | 2016-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896681A (en) * | 2016-06-14 | 2016-08-24 | 南昌嘉捷鑫源科技有限公司 | Low-power consumption wireless charging device and method |
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- 2016-06-14 CN CN201620567807.8U patent/CN205829215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896681A (en) * | 2016-06-14 | 2016-08-24 | 南昌嘉捷鑫源科技有限公司 | Low-power consumption wireless charging device and method |
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| GR01 | Patent grant |