WO2023022437A1 - Pad assembly for transmitting and receiving wireless charging - Google Patents

Pad assembly for transmitting and receiving wireless charging Download PDF

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Publication number
WO2023022437A1
WO2023022437A1 PCT/KR2022/011995 KR2022011995W WO2023022437A1 WO 2023022437 A1 WO2023022437 A1 WO 2023022437A1 KR 2022011995 W KR2022011995 W KR 2022011995W WO 2023022437 A1 WO2023022437 A1 WO 2023022437A1
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WO
WIPO (PCT)
Prior art keywords
casing
wireless charging
pad assembly
coil
molded body
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PCT/KR2022/011995
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French (fr)
Korean (ko)
Inventor
양황순
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양황순
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Publication of WO2023022437A1 publication Critical patent/WO2023022437A1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling

Definitions

  • the present invention consists of an assembly structure of a casing in which a mounting space is formed, a core installed to correspond to the area of the mounting space, and a coil molded body wound in a circle or track shape and standardized by curing an insulating material coating material, and the lead-in terminal of the coil molded body And it relates to a pad assembly for transmission and reception of wireless charging in which a drawing terminal is installed to be connected to positive and negative electrodes provided in a casing.
  • wireless charging technology is a power transmission system that converts electrical energy into electromagnetic waves capable of wireless transmission and delivers it, and is a technology that can charge various electric and electronic devices equipped with batteries without connecting a power cable.
  • the wireless charging method as described above can be largely divided into an electromagnetic inductive coupling method, a short-distance transmission method, a magnetic resonance method, and an electromagnetic wave method.
  • the principle of wireless charging by electromagnetic induction method is that when the power is connected to the charging pad, an electromagnetic field is generated from the coil, and according to the electromagnetic induction phenomenon, the power receiver accepts the induced current to charge the battery, and the part where the electromagnetic field is generated is a TRANSCEIVER, and the part that accepts the induced current is called a RECEIVER.
  • the technology of a laminated integrated wireless charging coil is proposed in the conventional Korean Patent No. 1581934, and the configuration is as shown in FIG. 1, the wireless charging coil 1, the first wireless charging coil (10), a first ferrite sheet 20 stacked under the first coil 10 for wireless charging, and a second coil 30 for wireless charging stacked below the first ferrite sheet 20, ,
  • the second ferrite sheet 40 laminated under the second wireless charging coil 30 forms an integral structure, and the first wireless charging coil 10 and the second wireless charging coil 30
  • the starting point is made by spot welding in a mutually symmetrical manner.
  • the coil for wireless charging as described above has disadvantages in that it is difficult to connect the starting point during spot welding, and it is difficult to implement a charger with various capacities because standardization is not achieved.
  • An object of the present invention to improve the above-mentioned conventional problems is to make it easy to manufacture with a configuration of stacking and connecting standardized coil molded bodies, to enable the implementation of transmission and reception pads of various capacities, and to connect a plurality in the horizontal direction
  • various applications according to capacity are possible to increase workability, and the capacity of the transmission and reception pad can be varied according to the purpose of use, and the assembly process is simplified to increase assembly efficiency. It is to provide a pad assembly for transmission and reception of
  • the present invention provides a casing in which a mounting space is recessed;
  • a plurality of cores installed to correspond to the area of the mounting space
  • a pad assembly for transmitting and receiving wireless charging installed so that the inlet and outlet terminals of the coil molded body are connected to the positive and negative electrodes provided in the casing through an insulated ground plate stacked on the lower side of the coil molded body.
  • the present invention provides a pad assembly for transmitting and receiving wireless charging in which the core, the insulating ground plate, and the coil molded body are integrally laminated through an adhesive.
  • the coil molded body of the present invention provides a pad assembly for transmitting and receiving wireless charging in which liquid resin is applied to the top and side surfaces to integrally impart insulation and waterproof functions, or a separate cover is further coupled.
  • a mounting hole is formed in the insulated ground plate of the present invention to provide a pad assembly for transmitting and receiving wireless charging in which a bracket having an elastic locking jaw is supported, and a coil molded body is supported by the bracket through the elastic locking jaw.
  • the insulated grounding plate of the present invention provides a pad assembly for transmitting and receiving wireless charging that is integrally provided with a pattern connected to the coil end of the coil molded body and installed to be connected to the positive and negative electrodes provided in the casing.
  • the pad assembly of the present invention provides a plurality of pad assemblies for transmission and reception of wireless charging that are provided in a horizontal direction and installed to be connected in series or parallel to each other.
  • the casing is provided with a cap on one side, and the casing and the cap are provided with input/output terminals on the outside and a ground terminal for connecting a plurality of pad assemblies in series or parallel to the inside.
  • a pad assembly for transmitting and receiving wireless charging. to provide.
  • the present invention it is easy to manufacture with a configuration of stacking and connecting standardized coil molded bodies, it is possible to implement transmission and reception pads of various capacities, and various applications according to capacities are possible with a configuration that connects a plurality of them in a horizontal direction, It has the effect of increasing workability, varying the capacity of the transmission and reception pads in various ways according to the purpose of use, and simplifying the assembly process to increase assembly efficiency.
  • FIG. 1 is a perspective view showing a conventional coil for wireless charging.
  • FIG. 2 is an exploded state diagram of a pad assembly for transmission and reception according to the present invention.
  • 3 and 4 are disassembled and coupled state diagrams of transmission and reception pad assemblies according to another embodiment of the present invention, respectively.
  • FIG. 5 is an assembly state diagram of a transmission/reception pad assembly according to another embodiment of the present invention.
  • 6 and 7 are an external view and an exploded view showing a pad assembly for transmission and reception according to another embodiment of the present invention.
  • the pad assembly 100 used for power transmission and reception of wireless charging of the present invention corresponds to the area of the casing 110 and the mounting space in which the mounting space 111 is formed. It consists of a configuration in which a plurality of cores 130 installed and a coil molded body 150, which is formed by curing the insulating material coating material while being wound in a circle or track shape, are integrally laminated.
  • the core 130 may have a divided structure of unit cores 130a corresponding to the area, and the core and the coil molded body are sequentially stacked on the upper side of the mounting space.
  • an adhesive tape 300 may be interposed between the casing and the core, and between the core and the coil molded body, respectively, so that they may be laminated and bonded integrally.
  • the coil molded body 150 is installed so that the lead-in terminal 153 and the lead-out terminal 155 formed by exposing one end of the coil are connected to the positive electrode 113 and the negative electrode 115 provided in the casing 110. do.
  • a separate insulating ground plate 140 may be further provided between the coil formed body 150 and the core 130 .
  • the insulated ground plate 140 is provided with a pattern 141 connected to an inlet terminal or an outgoing terminal, each having a connection terminal 143 connected to the pattern, and a positive electrode provided with the connection terminal in a casing. (113) and the negative electrode (115).
  • a liquid insulating resin 157 is applied to the upper and side surfaces of the coil molded body 150 to provide insulation and waterproof functions integrally, or a separate cover 160 may be further combined.
  • a mounting hole 145 is formed in the insulated ground plate 140 so that one side of the bracket 180 having an elastic latching jaw 181 is hooked and supported, and the elastic hook exposed on the upper side of the insulated ground plate.
  • the jaw 181 the coil forming body is installed to support the upper side of the insulated ground plate.
  • a plurality of pad assemblies 100 of the present invention are closely connected to each other in the horizontal direction of a certain area for installation and are connected in series or parallel to each other so as to realize a desired capacity.
  • a plurality of pad assemblies 100 of the present invention may be installed inside one casing 200.
  • the casing 200 is provided with a cap 230 closely coupled to seal the inner space on one side.
  • the casing 200 or cap 230 is provided with an input/output terminal 250 on the outside and a ground terminal 270 provided inside so that a plurality of pad assemblies located inside are connected in series or parallel. It is done.
  • the pad assembly 100 for wireless charging of the present invention is insulated and noise-free by a coil formed body wound in the same or different direction and a core made of a ferrite sheet while positioned above or below it. Compensate shielding and inductance values.
  • the plurality of pad assemblies 100 are located within a certain area in the horizontal direction and are connected in series or parallel so as to realize a desired capacity, and are used as transmission and reception pads for wireless charging.
  • the coil molded body has excellent current characteristics, minimizes heat generated during charging to increase charging efficiency, and can appropriately adjust the thickness of the coil to be applied.
  • the pad assembly 100 used for power transmission and reception of wireless charging of the present invention includes a casing 110 in which a mounting space 111 is formed, a core 130 installed to correspond to the area of the mounting space, and a circle Alternatively, a plurality of coil molded bodies 150, which are formed in a track shape and shaped by curing of an insulating material coating material, are integrally stacked so that one has a desired capacity and is easily connected to each other.
  • an adhesive tape is interposed between the casing, the core, and the coil molded body to be integrally laminated and bonded, so that the coupling is completed during laminated bonding, thereby facilitating manufacturing.
  • the coil molded body 150 when the coating is covered, the insulation coating at both ends is cut to form the lead-in terminal 153 and the lead-out terminal 155, the positive electrode 113 provided in the casing 110, and It is installed to be connected to the negative electrode 115, so that the connection work between the coil molded body 150 and the casing 110 is facilitated.
  • a separate insulating ground plate 140 is further provided between the coil molded body 150 and the core 130, and the lead-in terminal 153 and the lead-in terminal 153 of the coil molded body are connected to the pattern 141 of the insulating ground plate 140.
  • the terminal 155 is connected, the connection work with the casing is facilitated through the insulating ground plate 140, and the core and the coil molded body are insulated.
  • connection terminal 143 formed on the pattern is installed inside the casing to connect to the positive electrode 113 and the negative electrode 115 provided in the casing when loading, so that the connection operation is easy.
  • the coil molded body 150 is coated with a liquid insulating resin 157 on the top and side surfaces to integrally impart insulation and waterproof functions, or a separate cover 160 is further combined to prevent penetration of moisture, etc. will prevent
  • the coil molded body 150 is placed on the top in a state in which the bracket is prevented from being separated. is fixed so that the coil molded body and the insulated ground plate can be coupled without a separate adhesive.
  • a plurality of pad assemblies 100 of the present invention are provided in a horizontal direction and are installed to be connected in series or parallel to each other so that a desired capacity can be realized.
  • the pad assembly 100 of the present invention is prevented from leaving through a cap 230 closely coupled to one side of the plurality of pad assembly 100 to be installed inside one casing 200 to be installed.
  • the casing 200 or cap 230 is provided with an input/output terminal 250 on the outside and a ground terminal 270 integrally provided inside so that a plurality of modules are connected in series or parallel to the inside.
  • a plurality of built-in pad assemblies 100 are electrically connected to enable implementation of a desired capacitance.
  • the casing 200 serves as a large-capacity rechargeable battery having a plurality of pad assemblies 100 .
  • the present invention provides a pad assembly that implements a low-capacity charging function while imparting insulation and waterproofing functions when a plurality of cores and a standardized coil mold are stacked on a small casing, and the pad assembly has a plurality inside the large casing. It is a built-in configuration to implement a large-capacity charging function.

Abstract

The present invention relates to a pad assembly for transmitting and receiving wireless charging, the pad assembly comprising an assembly structure of: a casing having a mounting space formed therein; a core installed so as to correspond to the area of the mounting space; and a coil molded body which is wound in a circle or track shape and is set in shape by curing an insulating coating material, wherein a lead-in terminal and a lead-out terminal of the coil molded body are installed so as to be connected to a positive electrode and a negative electrode provided in the casing.

Description

무선충전의 송,수신용 패드 어셈블리Pad assembly for transmission and reception of wireless charging
본 발명은 장착공간이 형성되는 케이싱과 장착공간의 면적에 대응토록 설치되는 코아 및 원 또는 트랙형상으로 권취 되면서 절연재코팅재의 경화로 정형화되는 코일성형체의 조립구조로 이루어지고, 상기 코일성형체의 인입단자 및 인출단자가 케이싱에 구비되는 양전극 및 음전극에 연결토록 설치되는 무선충전의 송,수신용 패드 어셈블리에 관한 것이다.The present invention consists of an assembly structure of a casing in which a mounting space is formed, a core installed to correspond to the area of the mounting space, and a coil molded body wound in a circle or track shape and standardized by curing an insulating material coating material, and the lead-in terminal of the coil molded body And it relates to a pad assembly for transmission and reception of wireless charging in which a drawing terminal is installed to be connected to positive and negative electrodes provided in a casing.
일반적으로, 무선충전 기술은 전기에너지를 무선전송이 가능한 전자기파로 변환시켜서 전달하는 전력전송시스템으로서, 전원케이블을 연결하지 않아도 배터리를 탑재한 각종 전기전자 기기를 충전할 수 있는 기술이다.In general, wireless charging technology is a power transmission system that converts electrical energy into electromagnetic waves capable of wireless transmission and delivers it, and is a technology that can charge various electric and electronic devices equipped with batteries without connecting a power cable.
그리고, 상기와 같은 무선충전 방법으로는 크게 전자기유도(electromagnetic inductive coupling method) 방식, 근거리전송(electromagnetic radiation)방식, 자기공명(Resonant Magnetic Coupling)방식, 전자기파(Microwave)방식으로 나눌 수 있다. In addition, the wireless charging method as described above can be largely divided into an electromagnetic inductive coupling method, a short-distance transmission method, a magnetic resonance method, and an electromagnetic wave method.
그 중 전자기 유도 방식에 의한 무선충전의 원리는 충전패드에 전원을 연결하면 코일에서 전자기장이 발생하고, 전자기 유도현상에 따라 전력수신기가 유도전류를 받아들여 배터리를 충전하게 되고, 전자기장이 발생하는 부분을 TRANSCEIVER로 유도전류를 받아들이는 부분을 RECEIVER로 부른다.Among them, the principle of wireless charging by electromagnetic induction method is that when the power is connected to the charging pad, an electromagnetic field is generated from the coil, and according to the electromagnetic induction phenomenon, the power receiver accepts the induced current to charge the battery, and the part where the electromagnetic field is generated is a TRANSCEIVER, and the part that accepts the induced current is called a RECEIVER.
이와같은 기술과 관련되어 종래의 대한민국 특허 제1581934호에 적층 일체형의 무선충전용 코일의 기술이 제시되고 있으며 그 구성은 도1에서와 같이 무선충전용 코일(1)은, 제1 무선충전용 코일(10)과, 상기 제1 무선충전용 코일(10) 하부에 적층되는 제1 페라이트 시트(20)과, 상기 제1 페라이트 시트(20) 하부에 적층되는 제2 무선충전용 코일(30)과, 상기 제2 무선충전용 코일(30) 하부에 적층되는 제2 페라이트 시트(40)가 일체 구조를 이루되, 상기 제1 무선충전용 코일(10)과 제2 무선충전용 코일(30)의 스타트 지점이 상호 대칭으로 스폿웰딩(Spot welding)되어 이루어진다.In relation to this technology, the technology of a laminated integrated wireless charging coil is proposed in the conventional Korean Patent No. 1581934, and the configuration is as shown in FIG. 1, the wireless charging coil 1, the first wireless charging coil (10), a first ferrite sheet 20 stacked under the first coil 10 for wireless charging, and a second coil 30 for wireless charging stacked below the first ferrite sheet 20, , The second ferrite sheet 40 laminated under the second wireless charging coil 30 forms an integral structure, and the first wireless charging coil 10 and the second wireless charging coil 30 The starting point is made by spot welding in a mutually symmetrical manner.
그러나, 상기와 같은 무선충전용 코일은, 스폿웰딩시 스타트 지점을 연결하기 위한 작업이 힘들게 되고, 규격화를 이루지 못하여 다양한 용량의 충전기 구현이 힘들게 되는 단점이 있는 것이다.However, the coil for wireless charging as described above has disadvantages in that it is difficult to connect the starting point during spot welding, and it is difficult to implement a charger with various capacities because standardization is not achieved.
상기와 같은 종래의 문제점들을 개선하기 위한 본 발명의 목적은, 규격화 되는 코일성형체를 적층 연결하는 구성으로 제작이 용이하도록 하며, 다양한 용량의 송수신패드 구현이 가능토록 하고, 수평방향으로 다수개 연결하는 구성으로 용량에 따른 다양한 적용이 가능하여 작업성을 높이도록 하며, 사용 용도에 따라 송,수신패드의 용량을 다양하게 가변시킬 수 있도록 하고, 조립공정을 단순화시켜 조립성을 높일 수 있도록 하는 무선충전의 송,수신용 패드 어셈블리를 제공하는데 있다.An object of the present invention to improve the above-mentioned conventional problems is to make it easy to manufacture with a configuration of stacking and connecting standardized coil molded bodies, to enable the implementation of transmission and reception pads of various capacities, and to connect a plurality in the horizontal direction As a configuration, various applications according to capacity are possible to increase workability, and the capacity of the transmission and reception pad can be varied according to the purpose of use, and the assembly process is simplified to increase assembly efficiency. It is to provide a pad assembly for transmission and reception of
본 발명은 상기 목적을 달성하기 위하여, 장착공간이 함몰 형성되는 케이싱과, In order to achieve the above object, the present invention provides a casing in which a mounting space is recessed;
장착공간의 면적에 대응토록 설치되는 복수의 코아와,A plurality of cores installed to correspond to the area of the mounting space;
원 또는 트랙형상으로 권취되면서 절연코팅재의 경화로 정형화되는 코일성형체가 일체로 적층되는 구성으로 이루어지고,It is composed of a configuration in which the coil molded body, which is formed by curing the insulating coating material while being wound in a circle or track shape, is integrally laminated,
상기 코일성형체의 인입단자 및 인출단자가 코일성형체 하측에 적층되는 절연접지판을 통하여 케이싱에 구비되는 양전극 및 음전극에 연결토록 설치되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.Provided is a pad assembly for transmitting and receiving wireless charging installed so that the inlet and outlet terminals of the coil molded body are connected to the positive and negative electrodes provided in the casing through an insulated ground plate stacked on the lower side of the coil molded body.
그리고, 본 발명은, 코아와 절연접지판 및 코일성형체는 접착제를 통하여 일체로 적층되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.In addition, the present invention provides a pad assembly for transmitting and receiving wireless charging in which the core, the insulating ground plate, and the coil molded body are integrally laminated through an adhesive.
또한, 본 발명의 코일성형체는, 상부 및 측면에 액상의 수지가 도포되어 일체로 절연 및 방수기능을 부여토록 하거나 별도의 커버부개가 더 결합되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.In addition, the coil molded body of the present invention provides a pad assembly for transmitting and receiving wireless charging in which liquid resin is applied to the top and side surfaces to integrally impart insulation and waterproof functions, or a separate cover is further coupled.
더하여, 본 발명의 절연접지판에 장착홀이 형성되어 탄성걸림턱을 갖는 브라켓이 지지되고, 상기 탄성걸림턱을 통하여 코일성형체가 브라켓에 지지되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.In addition, a mounting hole is formed in the insulated ground plate of the present invention to provide a pad assembly for transmitting and receiving wireless charging in which a bracket having an elastic locking jaw is supported, and a coil molded body is supported by the bracket through the elastic locking jaw.
계속하여, 본 발명의 절연접지판은, 코일성형체의 코일단부와 연결되는 패턴이 일체로 구비되어 케이싱에 구비되는 양전극 및 음전극에 연결토록 설치되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.Subsequently, the insulated grounding plate of the present invention provides a pad assembly for transmitting and receiving wireless charging that is integrally provided with a pattern connected to the coil end of the coil molded body and installed to be connected to the positive and negative electrodes provided in the casing.
또한, 본 발명의 패드 어셈블리는 수평방향에 복수개가 구비되어 서로 직렬 또는 병렬 연결토록 설치되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.In addition, the pad assembly of the present invention provides a plurality of pad assemblies for transmission and reception of wireless charging that are provided in a horizontal direction and installed to be connected in series or parallel to each other.
그리고, 본 발명의 패드 어셈블리는 복수개가 하나의 케이싱 내측에 내장되며, In addition, a plurality of pad assemblies of the present invention are built inside one casing,
상기 케이싱은 일측에 캡이 구비되고, 상기 케이싱 및 캡은 외부에 입출력단자가 구비되면서 내측에 복수의 패드 어셈블리가 직렬 또는 병렬로 연결토록 접지단자가 구비되는 무선충전의 송,수신용 패드 어셈블리를 제공한다.The casing is provided with a cap on one side, and the casing and the cap are provided with input/output terminals on the outside and a ground terminal for connecting a plurality of pad assemblies in series or parallel to the inside. A pad assembly for transmitting and receiving wireless charging. to provide.
이상과 같이 본 발명에 의하면, 규격화 되는 코일성형체를 적층 연결하는 구성으로 제작이 용이하며, 다양한 용량의 송수신패드 구현이 가능하고, 수평방향으로 다수개 연결하는 구성으로 용량에 따른 다양한 적용이 가능하여 작업성을 높이며, 사용 용도에 따라 송,수신패드의 용량을 다양하게 가변시키고, 조립공정을 단순화시켜 조립성을 높이는 효과가 있는 것이다.As described above, according to the present invention, it is easy to manufacture with a configuration of stacking and connecting standardized coil molded bodies, it is possible to implement transmission and reception pads of various capacities, and various applications according to capacities are possible with a configuration that connects a plurality of them in a horizontal direction, It has the effect of increasing workability, varying the capacity of the transmission and reception pads in various ways according to the purpose of use, and simplifying the assembly process to increase assembly efficiency.
도1은 종래의 무선충전용 코일을 도시한 사시도이다.1 is a perspective view showing a conventional coil for wireless charging.
도2는 본 발명에 따른 송,수신용 패드 어셈블리의 분해상태도이다.2 is an exploded state diagram of a pad assembly for transmission and reception according to the present invention.
도3 및 도4는 각각 본 발명의 다른 실시예에 따른 송,수신용 패드 어셈블리의 분해 및 결합상태도이다.3 and 4 are disassembled and coupled state diagrams of transmission and reception pad assemblies according to another embodiment of the present invention, respectively.
도5는 본 발명의 다른 실시예에 따른 송,수신용 패드 어셈블리의 조립상태도이다.5 is an assembly state diagram of a transmission/reception pad assembly according to another embodiment of the present invention.
도6 및 도7은 본 발명의 또 다른 실시예에 따른 송,수신용 패드 어셈블리를 도시한 외관도 및 분해상태도이다.6 and 7 are an external view and an exploded view showing a pad assembly for transmission and reception according to another embodiment of the present invention.
이하, 첨부된 도면에 의거하여 본 발명의 실시예를 상세하게 설명하면 다음과 같다.Hereinafter, embodiments of the present invention will be described in detail based on the accompanying drawings.
도2 내지 도7에서 도시한 바와같이 본 발명의 무선충전의 전력 송,수신에 사용되는 패드 어셈블리(100)는, 장착공간(111)이 형성되는 케이싱(110)과 장착공간의 면적에 대응토록 설치되는 복수의 코아(130) 및 원 또는 트랙형상으로 권취되면서 절연재코팅재의 경화로 정형화되는 코일성형체(150)가 일체로 적층되는 구성으로 이루어 진다.As shown in FIGS. 2 to 7, the pad assembly 100 used for power transmission and reception of wireless charging of the present invention corresponds to the area of the casing 110 and the mounting space in which the mounting space 111 is formed. It consists of a configuration in which a plurality of cores 130 installed and a coil molded body 150, which is formed by curing the insulating material coating material while being wound in a circle or track shape, are integrally laminated.
이때, 상기 코아(130)는, 면적에 대응되는 단위코아(130a)의 분할 구조로 이루어져도 좋으며, 상기 장착공간의 상측에 코아 및 코일성형체가 순차로 적층토록 된다.At this time, the core 130 may have a divided structure of unit cores 130a corresponding to the area, and the core and the coil molded body are sequentially stacked on the upper side of the mounting space.
그리고, 상기 케이싱과 코아 및 코아와 코일성형체 사이에는 접착테잎(300)이 각각 개재되어 일체로 적층 접합되어도 좋다.In addition, an adhesive tape 300 may be interposed between the casing and the core, and between the core and the coil molded body, respectively, so that they may be laminated and bonded integrally.
또한, 상기 코일성형체(150)는, 일단의 코일이 노출되어 형성되는 인입단자(153) 및 인출단자(155)가 케이싱(110)에 구비되는 양전극(113) 및 음전극(115)에 연결토록 설치된다.In addition, the coil molded body 150 is installed so that the lead-in terminal 153 and the lead-out terminal 155 formed by exposing one end of the coil are connected to the positive electrode 113 and the negative electrode 115 provided in the casing 110. do.
계속하여, 상기 코일성형체(150)와 코아(130) 사이에는 별도의 절연접지판(140)이 더 구비되어도 좋다.Subsequently, a separate insulating ground plate 140 may be further provided between the coil formed body 150 and the core 130 .
이때, 상기 절연접지판(140)은, 인입단자 또는 인출단자와 연결되는 패턴(141)이 구비되면서 상기 패턴에 연결되는 연결단자(143)가 각각 구비되고, 상기 연결단자가 케이싱에 구비되는 양전극(113) 및 음전극(115)에 연결토록 설치된다.At this time, the insulated ground plate 140 is provided with a pattern 141 connected to an inlet terminal or an outgoing terminal, each having a connection terminal 143 connected to the pattern, and a positive electrode provided with the connection terminal in a casing. (113) and the negative electrode (115).
또한, 상기 코일성형체(150)는 상부 및 측면에 액상의 절연수지(157)가 도포되어 일체로 절연 및 방수기능을 부여토록 하거나 별도의 커버부개(160)가 더 결합되어도 좋다.In addition, a liquid insulating resin 157 is applied to the upper and side surfaces of the coil molded body 150 to provide insulation and waterproof functions integrally, or a separate cover 160 may be further combined.
더하여, 상기 절연접지판(140)에 장착홀(145)이 형성되어 탄성걸림턱(181)을 갖는 브라켓(180)이 일측이 걸려 지지토록 설치되고, 상기 절연접지판의 상측에 노출되는 탄성걸림턱(181)을 통하여 코일성형체가 절연접지판의 상측에 지지토록 설치된다.In addition, a mounting hole 145 is formed in the insulated ground plate 140 so that one side of the bracket 180 having an elastic latching jaw 181 is hooked and supported, and the elastic hook exposed on the upper side of the insulated ground plate. Through the jaw 181, the coil forming body is installed to support the upper side of the insulated ground plate.
또한, 본 발명의 패드어셈블리(100)는, 설치를 위한 일정면적의 수평방향에 복수개가 서로 밀착 연결되어 서로 직렬 또는 병렬 연결됨으로써 원하는 용량을 구현토록 설치된다.In addition, a plurality of pad assemblies 100 of the present invention are closely connected to each other in the horizontal direction of a certain area for installation and are connected in series or parallel to each other so as to realize a desired capacity.
그리고, 본 발명의 패드어셈블리(100)는 복수개가 하나의 케이싱(200) 내측에 내장토록 설치되어도 좋다.In addition, a plurality of pad assemblies 100 of the present invention may be installed inside one casing 200.
이때, 상기 케이싱(200)은 일측에는 내부공간을 밀폐토록 밀착결합되는 캡(230)이 구비된다. At this time, the casing 200 is provided with a cap 230 closely coupled to seal the inner space on one side.
또한, 상기 케이싱(200) 또는 캡(230)은 외부에 입출력단자(250)가 구비되면서 내측에 위치하는 복수의 패드어셈블리가 직렬 또는 병렬로 연결토록 내측에 접지단자(270)가 구비되는 구성으로 이루어진다.In addition, the casing 200 or cap 230 is provided with an input/output terminal 250 on the outside and a ground terminal 270 provided inside so that a plurality of pad assemblies located inside are connected in series or parallel. It is done.
상기와 같은 구성으로 이루어진 본 발명의 동작을 설명한다.The operation of the present invention composed of the above configuration will be described.
도2 내지 도7에서 도시한 바와같이 본 발명의 무선충전용 패드어셈블리(100)는, 동일 또는 상이한 방향으로 권선되는 코일성형체와 그 상부 또는 하부에 위치하면서 페라이트 시트로 이루어진 코아에 의해 절연 및 노이즈차폐와 인덕턴스 값을 보상토록 한다.As shown in FIGS. 2 to 7, the pad assembly 100 for wireless charging of the present invention is insulated and noise-free by a coil formed body wound in the same or different direction and a core made of a ferrite sheet while positioned above or below it. Compensate shielding and inductance values.
이때, 상기 패드 어셈블리(100)는, 수평방향의 일정면적내에 복수개가 위치하여 원하는 용량의 구현이 가능토록 직렬 또는 병렬연결되는 구성으로 무선충전용 송,수신패드로 사용토록 된다.At this time, the plurality of pad assemblies 100 are located within a certain area in the horizontal direction and are connected in series or parallel so as to realize a desired capacity, and are used as transmission and reception pads for wireless charging.
또한, 상기 코일성형체는 전류특성이 우수하고, 충전시 발생하는 열 발생을 최소화하여 충전효율을 높이게 되고, 적용되는 코일의 두께를 적절하게 조절할 수 있게 된다.In addition, the coil molded body has excellent current characteristics, minimizes heat generated during charging to increase charging efficiency, and can appropriately adjust the thickness of the coil to be applied.
그리고, 본 발명의 무선충전의 전력 송,수신에 사용되는 패드 어셈블리(100)는, 장착공간(111)이 형성되는 케이싱(110)과 장착공간의 면적에 대응토록 설치되는 코아(130) 및 원 또는 트랙형상으로 권취되면서 절연재코팅재의 경화로 정형화되는 코일성형체(150)가 일체로 적층되는 구성으로 이루어져 하나가 원하는 용량을 갖도록 하면서 복수개가 용이하게 서로 연결된다.In addition, the pad assembly 100 used for power transmission and reception of wireless charging of the present invention includes a casing 110 in which a mounting space 111 is formed, a core 130 installed to correspond to the area of the mounting space, and a circle Alternatively, a plurality of coil molded bodies 150, which are formed in a track shape and shaped by curing of an insulating material coating material, are integrally stacked so that one has a desired capacity and is easily connected to each other.
이때, 상기 케이싱과 코아 및 코일성형체 사이에는 접착테잎이 각각 개재되어 일체로 적층 접합되는 구성으로 적층접합시 결합이 완료되어 제작이 용이하게 된다.At this time, an adhesive tape is interposed between the casing, the core, and the coil molded body to be integrally laminated and bonded, so that the coupling is completed during laminated bonding, thereby facilitating manufacturing.
또한, 상기 코일성형체(150)는, 피복이 씌워지는 경우 양단의 절연피복이 각각 절단되어 인입단자(153) 및 인출단자(155)가 형성될 때 케이싱(110)에 구비되는 양전극(113) 및 음전극(115)에 연결토록 설치되어 코일성형체(150)와 케이싱(110)의 연결작업이 용이하게 된다.In addition, the coil molded body 150, when the coating is covered, the insulation coating at both ends is cut to form the lead-in terminal 153 and the lead-out terminal 155, the positive electrode 113 provided in the casing 110, and It is installed to be connected to the negative electrode 115, so that the connection work between the coil molded body 150 and the casing 110 is facilitated.
계속하여, 상기 코일성형체(150)와 코아(130) 사이에는 별도의 절연접지판(140)이 더 구비되어 절연접지판(140)의 패턴(141)에 코일성형체의 인입단자(153) 및 인출단자(155)를 연결하면 절연접지판(140)을 통하여 케이싱과의 연결작업이 용이하게 되면서 코아와 코일성형체 사이를 절연하게 된다.Subsequently, a separate insulating ground plate 140 is further provided between the coil molded body 150 and the core 130, and the lead-in terminal 153 and the lead-in terminal 153 of the coil molded body are connected to the pattern 141 of the insulating ground plate 140. When the terminal 155 is connected, the connection work with the casing is facilitated through the insulating ground plate 140, and the core and the coil molded body are insulated.
즉, 상기 패턴에 형성되는 연결단자(143)는 케이싱의 내측에 적재시 케이싱에 구비되는 양전극(113) 및 음전극(115)에 연결토록 대응 설치되어 그 연결작업이 용이하게 된다.That is, the connection terminal 143 formed on the pattern is installed inside the casing to connect to the positive electrode 113 and the negative electrode 115 provided in the casing when loading, so that the connection operation is easy.
또한, 상기 코일성형체(150)는 상부 및 측면에 액상의 절연수지(157)가 도포되어 일체로 절연 및 방수기능을 부여토록 하거나 별도의 커버부개(160)가 더 결합되는 구성으로 수분 등의 침투가 방지토록 된다.In addition, the coil molded body 150 is coated with a liquid insulating resin 157 on the top and side surfaces to integrally impart insulation and waterproof functions, or a separate cover 160 is further combined to prevent penetration of moisture, etc. will prevent
더하여, 상기 절연접지판(140)에 장착홀(145)이 형성되어 탄성걸림턱(181)을 갖는 브라켓(180)이 지지될 때 브라켓의 이탈이 방지되는 상태로 그 상부에 코일성형체(150)가 고정되어 별도의 접착제가 없이도 코일성형체와 절연접지판 결합이 가능토록 된다.In addition, when the mounting hole 145 is formed in the insulated ground plate 140 and the bracket 180 having the elastic locking jaw 181 is supported, the coil molded body 150 is placed on the top in a state in which the bracket is prevented from being separated. is fixed so that the coil molded body and the insulated ground plate can be coupled without a separate adhesive.
또한, 본 발명의 패드어셈블리(100)는 수평방향에 복수개가 구비되어 서로 직렬 또는 병렬 연결토록 설치되어 필요로 하는 원하는 용량의 구현이 가능토록 된다.In addition, a plurality of pad assemblies 100 of the present invention are provided in a horizontal direction and are installed to be connected in series or parallel to each other so that a desired capacity can be realized.
그리고, 본 발명의 패드어셈블리(100)는, 복수개가 하나의 케이싱(200) 내측에 복수개가 내장토록 설치될 그 일측에 밀착결합되는 캡(230)을 통하여 이탈이 방지토록 된다. In addition, the pad assembly 100 of the present invention is prevented from leaving through a cap 230 closely coupled to one side of the plurality of pad assembly 100 to be installed inside one casing 200 to be installed.
또한, 상기 케이싱(200) 또는 캡(230)은 외부에 입출력단자(250)가 구비되면서 내측에 복수의 모듈이 직렬 또는 병렬로 연결토록 내측에 접지단자(270)가 일체로 구비되어 그 내측에 내장되는 다수의 패드 어셈블리(100)를 원하는 용량의 구현이 가능토록 전기적으로 연결된다.In addition, the casing 200 or cap 230 is provided with an input/output terminal 250 on the outside and a ground terminal 270 integrally provided inside so that a plurality of modules are connected in series or parallel to the inside. A plurality of built-in pad assemblies 100 are electrically connected to enable implementation of a desired capacitance.
이때, 상기 케이싱(200)은 복수의 패드어셈블리(100)를 구비하는 대용량의 충전지 역활을 수행하게 되는 것이다.At this time, the casing 200 serves as a large-capacity rechargeable battery having a plurality of pad assemblies 100 .
본 발명은 복수의 코아와 정형화 되는 코일성형체가 소형의 케이싱에 적층될 때 절연 및 방수기능을 부여하면서 저용량의 충전기능을 구현하는 패드어셈블리를 제공하고, 상기 패드어셈블리가 대형의 케이싱 내측에 복수개가 내장되는 구성으로 대용량의 충전기능을 구현하는 것이다.The present invention provides a pad assembly that implements a low-capacity charging function while imparting insulation and waterproofing functions when a plurality of cores and a standardized coil mold are stacked on a small casing, and the pad assembly has a plurality inside the large casing. It is a built-in configuration to implement a large-capacity charging function.

Claims (6)

  1. 장착공간이 형성되는 케이싱과The casing in which the mounting space is formed
    장착공간의 면적에 대응토록 설치되는 코아 및Core installed to correspond to the area of the mounting space and
    원 또는 트랙형상으로 권취되면서 절연코팅재의 경화로 정형화되는 코일성형체가 순차로 적층되는 구성으로 이루어지고,It is composed of a configuration in which coil molded bodies, which are formed by curing the insulating coating material while being wound in a circle or track shape, are sequentially stacked,
    상기 코일성형체의 인입단자 및 인출단자가 케이싱에 구비되는 양전극 및 음전극에 연결토록 설치되는 무선충전의 송,수신용 패드 어셈블리.A pad assembly for transmitting and receiving wireless charging installed so that the inlet terminal and the outgoing terminal of the coil molded body are connected to the positive and negative electrodes provided in the casing.
  2. 제1항에 있어서, 상기 코일성형체는, 상부 및 측면에 액상의 수지가 도포되어 일체로 절연되는 구성 또는 The method of claim 1, wherein the coil molded body is integrally insulated by applying a liquid resin to the upper and side surfaces, or
    방수기능을 부여토록 하거나 별도의 커버부개가 더 결합되는 구성중에서 선택되는 것을 특징으로 하는 무선충전의 송,수신용 패드 어셈블리.A pad assembly for transmitting and receiving wireless charging, characterized in that it is selected from a configuration in which a waterproof function is imparted or a separate cover is further combined.
  3. 제1항에 있어서, 상기 코일성형체의 인입단자 및 인출단자가 절연접지판을 통하여 케이싱에 구비되는 양전극 및 음전극에 연결토록 설치되며, The method of claim 1, wherein the inlet terminal and the outgoing terminal of the coil molded body are installed to connect to positive and negative electrodes provided in the casing through an insulated ground plate,
    상기 절연접지판은, 장착홀이 형성되어 탄성걸림턱을 갖는 브라켓이 지지되고, The insulated ground plate is supported by a bracket having an elastic locking jaw formed with a mounting hole,
    상기 탄성걸림턱을 통하여 코일성형체가 지지되는 것을 특징으로 하는 무선충전의 송,수신용 패드 어셈블리.Pad assembly for transmission and reception of wireless charging, characterized in that the coil molded body is supported through the elastic locking jaw.
  4. 제3항에 있어서, 상기 코일성형체가 연결되는 절연접지판은, 코일 단부와 연결되는 패턴이 구비되는 것을 특징으로 하는 무선충전의 송,수신용 패드 어셈블리.The pad assembly for transmitting and receiving wireless charging according to claim 3, wherein the insulating ground plate to which the coil forming body is connected has a pattern connected to an end of the coil.
  5. 제1항에 있어서, 상기 패드 어셈블리는, 수평방향에 복수개가 구비되어 서로 직렬 또는 병렬 연결토록 설치되는 것을 특징으로 하는 무선충전의 송,수신용 패드 어셈블리.The pad assembly for transmission and reception of wireless charging according to claim 1, wherein a plurality of pad assemblies are provided in a horizontal direction and installed to be connected in series or in parallel.
  6. 제1항에 있어서, 상기 패드어셈블리는, 복수개가 하나의 케이싱 내측에 내장되며,The method of claim 1, wherein a plurality of pad assemblies are built inside one casing,
    상기 케이싱은 일측에 캡이 구비되고, The casing is provided with a cap on one side,
    상기 케이싱 또는 캡은 외부에 입출력단자가 구비되면서 내측에 복수의 모듈이 직렬 또는 병렬로 연결토록 접지단자가 구비되는 것을 특징으로 하는 무선충전의 송,수신용 패드 어셈블리.The casing or cap is provided with an input/output terminal on the outside and a ground terminal for connecting a plurality of modules in series or parallel to the inside.
PCT/KR2022/011995 2021-08-19 2022-08-11 Pad assembly for transmitting and receiving wireless charging WO2023022437A1 (en)

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KR102342953B1 (en) * 2021-08-19 2021-12-23 양황순 pad Assembly for send and receive using wireless battery charge

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KR20140103063A (en) * 2013-02-15 2014-08-25 주식회사 아모텍 Electromagnetic wave absorption sheet, and antenna module having this
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