WO2020001017A1 - Appareil de charge sans fil - Google Patents

Appareil de charge sans fil Download PDF

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Publication number
WO2020001017A1
WO2020001017A1 PCT/CN2019/073118 CN2019073118W WO2020001017A1 WO 2020001017 A1 WO2020001017 A1 WO 2020001017A1 CN 2019073118 W CN2019073118 W CN 2019073118W WO 2020001017 A1 WO2020001017 A1 WO 2020001017A1
Authority
WO
WIPO (PCT)
Prior art keywords
module
wireless charging
heat dissipation
temperature detection
control module
Prior art date
Application number
PCT/CN2019/073118
Other languages
English (en)
Chinese (zh)
Inventor
邓家升
罗锋
Original Assignee
欧格仕（厦门）科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 欧格仕（厦门）科技有限公司 filed Critical 欧格仕（厦门）科技有限公司
Publication of WO2020001017A1 publication Critical patent/WO2020001017A1/fr

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating

Definitions

  • the utility model relates to the technical field of electronic product charging, in particular to a wireless charging device.
  • the purpose of the present utility model is to overcome the shortcomings of the prior art, and to provide an active cooling type wireless charging device in order to overcome the serious heating problem of the existing wireless charging of a mobile phone.
  • the present invention provides a wireless charging device including a housing and a wireless charging module, a temperature detection module, a heat dissipation module, and a control module installed in the housing; a temperature detection module, the heat dissipation module, and a wireless charging module
  • the control module is respectively connected to the control module; the control module controls the temperature detection module to perform temperature detection according to the charging information of the wireless charging module; the control module controls the heat dissipation module to perform heat dissipation according to the detection information of the temperature detection module; fan.
  • the wireless charging device further includes a DC power supply circuit module, and the DC power supply circuit module is respectively connected to a temperature detection module, a heat dissipation module, a wireless charging module, and a control module circuit; and is used to simultaneously charge the temperature detection module, the heat dissipation module, and the wireless charging Module, control module circuit power.
  • the casing includes an upper casing, a lower casing, and a bearing plate; the lower casing is located on the lower side of the upper casing, and a wireless charging module, a temperature detection module, a heat dissipation module, and a control module are defined between the two.
  • the upper case is provided with an opening exposing the semiconductor cooling sheet, and the size of the opening is adapted to the size of the upper end face of the semiconductor cooling sheet; the carrier plate is arranged on the upper side of the upper case, and the lower part of the carrier plate is The surface is in contact with the upper surface of the semiconductor cooling sheet.
  • the lower casing has a first limiting slot adapted to the size of the cooling fan, and the cooling fan is disposed in the first limiting slot.
  • the lower side of the upper casing has a second limiting slot adapted to the outline of the wireless charging module, and the wireless charging module is snapped into the second limiting slot.
  • the heat-dissipating fan and the semiconductor cooling sheet are bonded by a thermally conductive silica gel.
  • the terminal device can be kept at a low temperature for a long time to charge.
  • FIG. 1 is a schematic diagram of the overall structure of a wireless charging device according to an embodiment of the present invention.
  • FIG. 2 is a first exploded view of a wireless charging device according to an embodiment of the present invention.
  • FIG. 3 is a second exploded view of the wireless charging device according to the embodiment of the present invention.
  • FIG. 4 is a third exploded view of the wireless charging device according to the embodiment of the present invention.
  • FIG. 5 is a schematic diagram of an internal circuit according to an embodiment of the present invention.
  • FIG. 1 is a schematic diagram of the overall structure of a wireless charging device according to an embodiment of the present invention
  • FIG. 2 is a first exploded view of the wireless charging device according to an embodiment of the present invention
  • FIG. 3 is a wireless charging device according to an embodiment of the present invention.
  • the second exploded view of the charging device FIG. 4 is a third exploded view of the wireless charging device according to the embodiment of the present invention
  • FIG. 5 is a schematic diagram of the internal circuit of the embodiment of the present invention.
  • a wireless charging device of the present application includes a housing 1 and a wireless charging module 6, a temperature detection module, a heat dissipation module 7, and a control module 5 installed in the housing 1; the temperature detection module, the heat dissipation module 7, The wireless charging module 6 is respectively connected to the control module 5; the control module 5 controls the temperature detection module to perform temperature detection according to the charging information of the wireless charging module; the control module 5 controls the temperature detection module according to the detection information of the temperature detection module
  • the heat dissipation module 7 performs heat dissipation; the heat dissipation module 7 includes a semiconductor cooling sheet 8 and a heat dissipation fan 9.
  • thermoelectric cooling fins also called thermoelectric cooling fins
  • Semiconductor cooling fins are a type of heat pump. Its advantage is that there are no sliding parts, and it is used in some places with limited space, high reliability requirements, and no refrigerant pollution. Utilizing the Peltier effect of semiconductor materials, when direct current passes through a couple of two different semiconductor materials connected in series, the two ends of the couple can respectively absorb and release heat, which can achieve the purpose of cooling. It is a refrigeration technology that generates negative thermal resistance. It is characterized by no moving parts and high reliability.
  • the wireless charging device also includes a DC power circuit module, which is connected to the temperature detection module, the cooling module 7, the wireless charging module 6, and the control module 5 respectively; and is used to simultaneously provide the temperature detection module, the cooling module 7, and the wireless charging module. 6, control module 5 circuit power.
  • the casing 1 includes an upper casing 2, a lower casing 3, and a carrier plate 4.
  • the lower casing 3 is located on the lower side of the upper casing 2, and a wireless charging module 6, a temperature detection module, and a heat sink are defined between the two.
  • the receiving cavity of the module 7 and the control module 5; the upper case 2 is provided with an opening 3B exposing the semiconductor cooling sheet 8, and the size of the opening 3B is suitable for the size of the upper end surface of the semiconductor cooling sheet 8
  • the carrier plate 4 is disposed on the upper side of the upper casing 2, and the lower surface of the carrier plate 4 is in contact with the upper surface of the semiconductor cooling sheet 8.
  • the lower casing 3 has a first limiting slot 3A adapted to the size of the cooling fan 9, and the cooling fan 9 is disposed in the first limiting slot 3A.
  • the lower side of the upper casing 2 has a second limiting slot 2C adapted to the contour of the wireless charging module 6, and the wireless charging module 6 is snapped into the second limiting slot 2C.
  • the heat dissipation fan and the semiconductor cooling sheet are bonded by a thermally conductive silica gel.
  • control module 5 After the wireless charging device is connected to the power source, the control module 5 starts to work.
  • the DC power module supplies power to the control module 5, the wireless charging module 6, the temperature detection module, and the heat dissipation module 7 at the same time.
  • the mobile device is placed in this wireless charging device, the wireless charging circuit starts to work, and after the control module 5 detects that the wireless charging module 6 is working, the temperature sensor in the temperature detection module starts to detect the product surface temperature.
  • the heat dissipation module 7 controls the semiconductor cooling chip to start working and the heat dissipation fan to start working.
  • the wireless charging circuit stops working.
  • the control module 5 detects that the wireless charging has stopped working, and the surface temperature is lower than the set temperature of 35 degrees Celsius
  • the cooling module 7 controls the semiconductor cooling sheet to stop working. , The cooling fan stops working.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne un appareil de charge sans fil, comprenant un boîtier, et un module de charge sans fil, un module de détection de température, un module de dissipation de chaleur et un module de commande installé à l'intérieur du boîtier, le module de détection de température, le module de dissipation de chaleur et le module de charge sans fil étant respectivement connectés au module de commande ; le module de commande commande, en fonction des informations de charge du module de charge sans fil, le module de détection de température pour détecter la température ; le module de commande commande, en fonction des informations de détection du module de détection de température, le module de dissipation de chaleur pour dissiper la chaleur ; et le module de dissipation de chaleur comprend une feuille de réfrigération à semi-conducteur et un ventilateur de dissipation de chaleur. Le présent modèle d'utilité concerne un appareil de charge sans fil à refroidissement actif afin de surmonter le problème de surchauffe sévère de téléphones mobiles existants pendant une charge sans fil.
PCT/CN2019/073118 2018-06-28 2019-01-25 Appareil de charge sans fil WO2020001017A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201821015449.5U CN208522487U (zh) 2018-06-28 2018-06-28 一种无线充电装置
CN201821015449.5 2018-06-28

Publications (1)

Publication Number Publication Date
WO2020001017A1 true WO2020001017A1 (fr) 2020-01-02

Family

ID=65336940

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/073118 WO2020001017A1 (fr) 2018-06-28 2019-01-25 Appareil de charge sans fil

Country Status (2)

Country Link
CN (1) CN208522487U (fr)
WO (1) WO2020001017A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111293787A (zh) * 2020-03-19 2020-06-16 昆山联滔电子有限公司 无线电能发射装置
CN113555941A (zh) * 2021-07-29 2021-10-26 昆山联滔电子有限公司 一种无线充电装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203423725U (zh) * 2013-12-01 2014-02-05 叶远平 一种手机散热装置
CN203574404U (zh) * 2013-10-24 2014-04-30 杨庆春 一种无线充电发射装置
KR20150021318A (ko) * 2013-08-20 2015-03-02 주식회사 솔라리스 방열기능을 갖춘 무선충전 방식의 휴대폰 거치대
CN107947304A (zh) * 2018-01-08 2018-04-20 徐慈军 主动降温式手机无线充电座
CN108199491A (zh) * 2018-01-10 2018-06-22 上海惠芽信息技术有限公司 一种充电模块及具有该充电模块的无线充电系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150021318A (ko) * 2013-08-20 2015-03-02 주식회사 솔라리스 방열기능을 갖춘 무선충전 방식의 휴대폰 거치대
CN203574404U (zh) * 2013-10-24 2014-04-30 杨庆春 一种无线充电发射装置
CN203423725U (zh) * 2013-12-01 2014-02-05 叶远平 一种手机散热装置
CN107947304A (zh) * 2018-01-08 2018-04-20 徐慈军 主动降温式手机无线充电座
CN108199491A (zh) * 2018-01-10 2018-06-22 上海惠芽信息技术有限公司 一种充电模块及具有该充电模块的无线充电系统

Also Published As

Publication number Publication date
CN208522487U (zh) 2019-02-19

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