CN202840694U - Inductive power supply with heat radiation effects - Google Patents
Inductive power supply with heat radiation effects Download PDFInfo
- Publication number
- CN202840694U CN202840694U CN2012201931238U CN201220193123U CN202840694U CN 202840694 U CN202840694 U CN 202840694U CN 2012201931238 U CN2012201931238 U CN 2012201931238U CN 201220193123 U CN201220193123 U CN 201220193123U CN 202840694 U CN202840694 U CN 202840694U
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- power supply
- feeder ear
- receiving end
- circuit board
- radiator
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Abstract
The utility model discloses an inductive power supply with heat radiation effects, which comprises a power supply pedestal supplying power and a powered device receiving power. Each of the power supply pedestal and the powered device comprises a circuit board, at least one heat radiator, at least one electromagnetic shield, a coil and at least one nonmetal thermal conductor; the power supply pedestal is also equipped with at least one power supply end heat radiating fin; and the power supply pedestal can be used as a power supply coil corresponding with the powered device as a powered coil. Thus, heat conductive materials as the heat radiators, the electromagnetic shields, the nonmetal thermal conductors and the heat radiating fins are utilized to enable the power supply pedestal to conduct heat generated by the powered device away from the powered device in the induction power supply process of the two coils, thereby enabling the powered device to maintain in a proper charging temperature in the power supply process, and further improving the charging efficiency and enhancing the safety.
Description
Technical field
The utility model relates to a kind of inductive power-supply supply device of tool heat radiation function, espespecially between power supply base and current-collecting device, be provided with plural heat conduction material, make and utilize power supply base the heat energy that produces on the current-collecting device can be got rid of in the power supply process, reach current-collecting device and can remain on the temperature that is fit to charging, to improve charge efficiency and enhanced safety.
Background technology
Inductive charging or title wireless charging, to utilize two induction coils to carry out electric power or data signals transmission, its groundwork mode is to receive external dc power at feeder ear to drive transmitting coil through the radiating circuit plate, send the electromagnetic wave signal with energy, receive this electromagnetic wave signal by receiving coil induction again, with via after circuit board for receiving rectification, filtering, the voltage stabilizing again output DC give rear end cell charging or offer the electronic installation operation and use.
Again because the electric power process changes into alternating current magnetic wave signal at feeder ear by direct current, change into loss and the evolution of heat that electric current passed through in the direct current process electronic building brick all can cause electric power through receiving terminal by alternating current magnetic wave signal again, and be subject to the performance of present electronic building brick, the conversion efficiency of energy is difficult to reach more than eighty per cant in the inductive power-supply supply device, namely in the electric power transport process, have the loss of twenty percent, and the electric power of this twenty percent will energy transform into heat energy and is gone out by dissipation in the electronic building brick that power consumption occurs.In addition, in the induction type power supplying system, the maximum electronic building brick major part of switching energy loss all is configured on the circuit board of receiving terminal, so the circuit board of receiving terminal is the highest part of caloric value in the system.
So known inductive charging or wireless charging system, be subject to the performance of present electronic building brick, loss accounts for certain ratio in whole delivering power, namely when delivering power larger, the more power of loss then, it is also more namely to be equal to the used heat that sends on the receiving end circuit board.And be generally the hand-held device of thin design at current-collecting device, so can't the huge radiator of installation volume, so can't get rid of because induction is subjected to electricity to produce used heat in current-collecting device inside, cause in the system of existing inductive power-supply supply device and improving all to some extent restrictions on the power.This is outside the problem of demanding urgently overcoming for the utility model, especially the major subjects of required discussion.
Summary of the invention
In view of above problem, the utility model main purpose provides a kind of inductive power-supply supply device of tool heat radiation function, include: a power supply base and a current-collecting device, power supply base includes a feeder ear circuit board, at least one feeder ear radiator, at least one feeder ear electromagnetic shield, one power supply coil, at least one feeder ear nonmetallic heat conductive body and at least one feeder ear fin, described feeder ear circuit board has a power supply first surface and reaches the power supply second surface that is the phase inverse correspondence with the power supply first surface, described feeder ear radiator is arranged on the power supply first surface of feeder ear circuit board, described feeder ear electromagnetic shield is arranged on feeder ear radiator outer surface, described feeder ear electromagnetic shield top is provided with feeder ear nonmetallic heat conductive body, be provided with described power supply coil between described feeder ear electromagnetic shield and the feeder ear nonmetallic heat conductive body, power supply coil and feeder ear circuit board are electrically connected, and the power supply second surface of feeder ear circuit board is provided with described feeder ear fin; Current-collecting device is positioned over the feeder ear nonmetallic heat conductive external body surface of described power supply base, it includes a receiving end circuit board, at least one receiving end radiator, at least one receiving end electromagnetic shield, one is subjected to electric coil, described receiving end circuit board has one to be subjected to electric first surface and to be the electric second surface that is subjected to of phase inverse correspondence with being subjected to electric first surface, the power supply first surface of the feeder ear circuit board that is subjected to the corresponding described power supply base of electric second surface of described receiving end circuit board, the receiving end radiator is arranged at the electric second surface that is subjected to of receiving end circuit board, the receiving end electromagnetic shield is arranged at receiving end radiator outer surface, describedly be subjected to electric coil to be arranged at receiving end electromagnetic shield outer surface and be electrically connected with the receiving end circuit board, and be subjected to electric coil relatively between receiving end electromagnetic shield and feeder ear nonmetallic heat conductive body.By this, utilize its radiator of power supply base and current-collecting device, electromagnetic shield, nonmetallic heat conductive body, and the Heat Conduction Materials such as fin of power supply base, make two coil in the process of inductive power supply, can see through power supply base the thermal energy conduction that current-collecting device produces is left current-collecting device, reach the temperature that in power supply, can make current-collecting device remain on suitable charging, to improve charge efficiency and enhanced safety.
Description of drawings
Fig. 1 is the inductive power-supply supply device combination schematic diagram of tool heat radiation function of the present utility model.
Fig. 2 is the inductive power-supply supply device decomposed schematic diagram of tool heat radiation function of the present utility model.
Fig. 3 is the power supply base decomposing schematic representation of the inductive power-supply supply device of the utility model tool heat radiation function.
Fig. 4 is the current-collecting device decomposing schematic representation of the inductive power-supply supply device of the utility model tool heat radiation function.
Fig. 5 is the inductive power-supply supply device combination schematic side view of the utility model tool heat radiation function.
Fig. 6 is another embodiment schematic diagram of inductive power-supply supply device of the utility model tool heat radiation function.
[primary clustering symbol description]
1, power supply base 11, feeder ear circuit board
111, power supply first surface 112, power supply second surface
12, feeder ear radiator 13, feeder ear electromagnetic shield
14, power supply coil 15, feeder ear nonmetallic heat conductive body
16, feeder ear fin 17, fan
2, current-collecting device 21, receiving end circuit board
211, be subjected to electric first surface 212, be subjected to electric second surface
22, receiving end radiator 23, receiving end electromagnetic shield
24, be subjected to electric coil 25, receiving end nonmetallic heat conductive body
3, the path direction of power supply storage equipment 41, expression induction power
The heat dissipation path direction of 42, expression heat
43, expression wind direction.
Embodiment
For the effect that makes further feature content of the present utility model and advantage and reach can more manifest; hereby the utility model is cooperated accompanying drawing; be described in detail feature of the present utility model and advantage; following embodiment further describes viewpoint of the present utility model, but non-to limit anyways protection range of the present utility model.
See also Fig. 1,2,3 and shown in Figure 4, the utility model has disclosed a kind of inductive power-supply supply device of tool heat radiation function, includes a power supply base 1 and a current-collecting device 2.
It includes a feeder ear circuit board 11, at least one feeder ear radiator 12, at least one feeder ear electromagnetic shield 13, power supply coil 14, at least one feeder ear nonmetallic heat conductive body 15 and an at least one feeder ear fin 16 power supply base 1.And feeder ear circuit board 11 is in order to receiving external power source and after treatment as the driving of a power signal, and it has a power supply first surface 111 and is the power supply second surface 112 of phase inverse correspondence with the first surface 111 of powering; And feeder ear radiator 12 is arranged at the power supply first surface 111 of feeder ear circuit board 11, as heat absorption or a thermal conduction mechanism; And feeder ear electromagnetic shield 13 is arranged at feeder ear radiator 12 outer surfaces (top), as an electromagnetic isolated and thermal conduction mechanism; And feeder ear nonmetallic heat conductive body 15 is located at feeder ear electromagnetic shield 13 tops, as the contact of isolation two Metal Phases and thermal conduction mechanism; And power supply coil 14 is relatively arranged between feeder ear electromagnetic shield 13 and the feeder ear nonmetallic heat conductive body 15, and power supply coil 14 is electrically connected with feeder ear circuit board 11, sends in the electromagnetic wave mode in order to the power signal with feeder ear circuit board 11; And feeder ear fin 16 is arranged at the power supply second surface 112 of feeder ear circuit board 11, as heat on the electric supply installation being emitted to outside mechanism.
Current-collecting device 2 is placed on feeder ear nonmetallic heat conductive body 15 outer surfaces of power supply base 1 in the process of inductive power supply, it includes a receiving end circuit board 21, at least one receiving end radiator 22, at least one receiving end electromagnetic shield 23 and and is subjected to electric coil 24.And receiving end circuit board 21 is in order to receive the electromagnetic wave that transmits from power supply base 1 and be delivered to a power supply storage equipment after the AC/DC conversion process, it has one and is subjected to electric first surface 211 and is the electric second surface 212 that is subjected to of phase inverse correspondence and the power supply first surface 111 that is subjected to electric second surface 212 corresponding power supply base 1 its feeder ear circuit boards 11 of receiving end circuit board 21 with being subjected to electric first surface 211; And receiving end radiator 22 is arranged on the electric second surface 212 that is subjected to of receiving end circuit board 21, in order to absorb heat or thermal conduction mechanism as one; And receiving end electromagnetic shield 23 is arranged on receiving end radiator 22 outer surfaces (bottom), and receiving end nonmetallic heat conductive body 25 is located at receiving end electromagnetic shield 23 belows, as the contact of isolation two Metal Phases and thermal conduction mechanism; And be relatively arranged between receiving end electromagnetic shield 23 and the receiving end nonmetallic heat conductive body 25 by electric coil 24, and be electrically connected by electric coil 24 and receiving end circuit board 21, convert direct current in order to reception to from power supply base 1 transmission electromagnetic wave energy and use to back-end device.
Noticeable thing, the radiator 12,22 of above-mentioned power supply base 1 and current-collecting device 2 can be conducting strip or with the refrigerating sheet of electrical control.And when radiator 12,22 is conducting strip, be utilize heat by high temperature be delivered to low temperature naturally now as dispelling the heat; In addition, when radiator 12,22 is refrigerating sheet, this radiator 12 can be electrically connected with circuit board 11, the ON/OFF state switches, this radiator 22 can be electrically connected with receiving end circuit board 21 to be done by its feeder ear circuit board 11 control radiators 12, switches to make the ON/OFF state by its circuit board 11 control radiators 22.So, the utility model is attempted an execution mode, the feeder ear circuit board 11 of power supply base 1 can be monitored the temperature of electromagnetic shield 13, it is the start-up temperature set point of predetermined heat dissipation body 12, therefore when the temperature of feeder ear electromagnetic shield 13 reaches predetermined set point (radiator 12 reaches the start-up temperature set point), can start feeder ear radiator 12 by feeder ear circuit board 11, in order to electric power heat energy down being pumped, and the heat energy of feeder ear electromagnetic shield 13 can be sent to feeder ear fin 16; Again, current-collecting device 2 can be monitored the temperature of its receiving end circuit board 21, it is the start-up temperature set point of predetermined heat dissipation body 22, therefore when the temperature of the receiving end circuit board 21 of current-collecting device 2 reaches predetermined set point (radiator 22 reaches the start-up temperature set point), can start receiving end radiator 22 by receiving end circuit board 21, in order to electric power heat energy down being pumped, and the heat energy of receiving end circuit board 21 can be sent to receiving end electromagnetic shield 23, make the radiator 12 of the utility model, 22 can utilize refrigerating sheet to reach the purpose that heat-transfer rate is accelerated.
Can do isolation (as shown in Figure 5) by nonmetallic heat conductive body 15,25 between the two coil 14,24 of power supply base 1 and current-collecting device 2 again; And nonmetallic heat conductive body 15,25 material can be heat conductive rubber, graphite, pottery, glass glass ﹒ ﹒ ﹒ etc.
Please cooperate and consult shown in Figure 5ly, wherein, current-collecting device 2 can be provided with at least one power supply storage equipment 3, as: battery.The utility model is attempted an execution mode, the feeder ear circuit board 11 of power supply base 1 can connect external power source and be electrically connected power supply coil 14, and drive power supply coil 14 generation induction power electromagnetic wave signals and with the wireless mode emission, make power supply base 1 can be the transmitting terminal of induction power electromagnetic wave signal by feeder ear circuit board 11; Being subjected to the induction power electromagnetic wave signal that electric coil 24 sends in order to the power supply coil 14 that receives power supply base 1 and being sent to receiving end circuit board 21 by current-collecting device 2 again, make current-collecting device 2 can be the receiving terminal of induction power electromagnetic wave signal, convert induction power electromagnetic wave signal to direct current power output with the receiving end circuit board 21 by current-collecting device 2, namely see through receiving end circuit board 21 direct current power is inputed to power supply storage equipment 3, to finish a power supply/charge System Operation.And when the receiving end circuit board 21 of current-collecting device 2 converts induction power electromagnetic wave signal to direct current power output, its receiving end circuit board 21 is with the heat energy that produces, see through and to design to such an extent that the heat energy that produces of receiving end circuit board 21 can conduct to electromagnetic shield 23 via radiator 22 and carries out cooling mechanism, when avoiding receiving end circuit board 21 excess Temperature, its heating causes the excess Temperature of current-collecting device 2 interior set power supply storage equipments 3, causes power supply storage equipment 3 chargings to be lost efficacy.
Moreover, the heat energy that the feeder ear circuit board 11 of power supply base 1 and power supply coil 14 produce, can conduct to feeder ear fin 16 via feeder ear radiator 12 and feeder ear electromagnetic shield 13, so that heat energy is carried out cooling mechanism to outside (air), when avoiding feeder ear circuit board 11 excess Temperature, then relative reduce feeder ear circuit board 11 carries out the benefit of external power source conversion.Add that again current-collecting device 2 combines with power supply base 1, and then can leave current-collecting device 2 through the thermal energy conduction that power supply base 1 produces current-collecting device 2.
Please cooperate consult shown in Figure 6, wherein, power supply base 1 can be provided with a fan 17 around feeder ear fin 16, and fan 17 is electrically connected with feeder ear circuit board 11, when feeder ear circuit board 11 excess Temperature of power supply base 1, can start fan 17 by feeder ear circuit board 11 rotates, see through fan 17 and can force cool exterior air air-flow (label 43 as shown in Figure 6) is directed to feeder ear fin 16, reach the heat sinking benefit of strengthening feeder ear fin 16.
Be with, technical characterictic of the present utility model, to utilize power supply base 1 and current-collecting device 2 its radiators 12,22/ electromagnetic shield 13,23/ nonmetallic heat conductive body 15,25, and the heat conduction materials such as fin 16 of power supply base 1, make two coil 14,24 in the process of inductive power supply, can leave current-collecting device 2 through the thermal energy conduction that power supply base 1 produces current-collecting device 2, reach the temperature that in power supply, can make current-collecting device 2 remain on suitable charging, to improve charge efficiency and the enhanced safety of power supply storage equipment 3.
In sum, the utility model is being broken through under the previous technical pattern, really reached the effect that institute's wish is promoted, and also non-is to have in technical field under it to know that usually the knowledgeable complies with the front prior art of application and can finish easily, the whence proposes the new patent application in accordance with the law and earnestly asks your office and check and approve this part new patent application case, to encourage utility model, to feeling moral just.
Only above-listed detailed description is specifying for one of the utility model possible embodiments, this embodiment limits the utility model, and allly do not break away from the equivalence that the utility model skill spirit does and implement or change, all should be contained in the claim of this case.
Claims (6)
1. the inductive power-supply supply device of a tool heat radiation function is characterized in that: include:
One power supply base (1), it includes a feeder ear circuit board (11), at least one feeder ear radiator (12), at least one feeder ear electromagnetic shield (13), one power supply coil (14), at least one feeder ear nonmetallic heat conductive body (15) and at least one feeder ear fin (16), described feeder ear circuit board (11) has a power supply first surface (111) and reaches the power supply second surface (112) that is the phase inverse correspondence with power supply first surface (111), described feeder ear radiator (12) is arranged on the power supply first surface (111) of feeder ear circuit board (11), described feeder ear electromagnetic shield (13) is arranged on feeder ear radiator (12) outer surface, described feeder ear electromagnetic shield (13) top is provided with feeder ear nonmetallic heat conductive body (15), be provided with described power supply coil (14) between described feeder ear electromagnetic shield (13) and the feeder ear nonmetallic heat conductive body (15), power supply coil (14) is electrically connected with feeder ear circuit board (11), and the power supply second surface (112) of feeder ear circuit board (11) is provided with described feeder ear fin (16);
One current-collecting device (2), be positioned over feeder ear nonmetallic heat conductive body (15) outer surface of described power supply base (1), it includes a receiving end circuit board (21), at least one receiving end radiator (22), at least one receiving end electromagnetic shield (23), one is subjected to electric coil (24), described receiving end circuit board (21) have one be subjected to electric first surface (211) and be subjected to that electric first surface (211) is the phase inverse correspondence be subjected to electric second surface (212), the power supply first surface (111) of the feeder ear circuit board (11) that is subjected to the corresponding described power supply base of electric second surface (212) (1) of described receiving end circuit board (21), what receiving end radiator (22) was arranged at receiving end circuit board (21) is subjected to electric second surface (212), receiving end electromagnetic shield (23) is arranged at receiving end radiator (22) outer surface, describedly be subjected to electric coil (24) to be arranged at receiving end electromagnetic shield (23) outer surface and be electrically connected with receiving end circuit board (21), and relatively be positioned between receiving end electromagnetic shield (23) and the feeder ear nonmetallic heat conductive body (15) by electric coil (24).
2. the inductive power-supply supply device of tool heat radiation function as claimed in claim 1, it is characterized in that: described current-collecting device (2) also includes a receiving end nonmetallic heat conductive body (25), and receiving end nonmetallic heat conductive body (25) is positioned between the power supply coil (14) that is subjected to electric coil (24) and power supply base (1) of current-collecting device (2) relatively.
3. the inductive power-supply supply device of tool heat radiation function as claimed in claim 1 or 2 is characterized in that: the feeder ear nonmetallic heat conductive body (15) of described power supply base (1) and the receiving end nonmetallic heat conductive body (25) of current-collecting device (2) are heat conductive rubber, graphite, pottery or glass heat carrier.
4. the inductive power-supply supply device of tool heat radiation function as claimed in claim 1, it is characterized in that: the feeder ear radiator (12) of described power supply base (1) and the receiving end radiator (22) of current-collecting device (2) are conducting strip.
5. have as claimed in claim 1 heat radiation function the inductive power-supply supply device, it is characterized in that: the feeder ear radiator (12) of power supply base (1) and the receiving end radiator (22) of current-collecting device (2) are refrigerating sheet, the refrigerating sheet of power supply base and feeder ear circuit board are electrically connected, and the refrigerating sheet of current-collecting device and receiving end circuit board are electrically connected.
6. the inductive power-supply supply device of tool heat radiation function as claimed in claim 1, it is characterized in that: be positioned at feeder ear fin (16) at power supply base (1) and be provided with a fan (17) on every side, fan (17) is electrically connected with feeder ear circuit board (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201931238U CN202840694U (en) | 2012-05-03 | 2012-05-03 | Inductive power supply with heat radiation effects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201931238U CN202840694U (en) | 2012-05-03 | 2012-05-03 | Inductive power supply with heat radiation effects |
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| Publication Number | Publication Date |
|---|---|
| CN202840694U true CN202840694U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201931238U Expired - Lifetime CN202840694U (en) | 2012-05-03 | 2012-05-03 | Inductive power supply with heat radiation effects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202840694U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683431A (en) * | 2013-12-26 | 2014-03-26 | 深圳佰维存储科技有限公司 | Integrated packaging wireless charging device |
| CN104795851A (en) * | 2014-01-20 | 2015-07-22 | 启碁科技股份有限公司 | Wireless charging system and suspension system |
| CN105379064A (en) * | 2013-07-16 | 2016-03-02 | 高通股份有限公司 | Integration of electronic components in inductive power transfer systems |
| CN107923546A (en) * | 2015-08-31 | 2018-04-17 | 日立汽车系统株式会社 | driver and driver integrated electric actuator |
-
2012
- 2012-05-03 CN CN2012201931238U patent/CN202840694U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105379064A (en) * | 2013-07-16 | 2016-03-02 | 高通股份有限公司 | Integration of electronic components in inductive power transfer systems |
| CN105379064B (en) * | 2013-07-16 | 2018-10-30 | 高通股份有限公司 | Electronic building brick in inductive power transfer systems it is integrated |
| CN103683431A (en) * | 2013-12-26 | 2014-03-26 | 深圳佰维存储科技有限公司 | Integrated packaging wireless charging device |
| CN104795851A (en) * | 2014-01-20 | 2015-07-22 | 启碁科技股份有限公司 | Wireless charging system and suspension system |
| CN107923546A (en) * | 2015-08-31 | 2018-04-17 | 日立汽车系统株式会社 | driver and driver integrated electric actuator |
| CN107923546B (en) * | 2015-08-31 | 2020-03-10 | 日立汽车系统株式会社 | Driver and driver-integrated electric actuator |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |