CN103618389A - Injection molding electromagnetic resonance type wireless charging receiving device in mold and electromagnetic resonance wireless charging electrical appliance having the device - Google Patents
Injection molding electromagnetic resonance type wireless charging receiving device in mold and electromagnetic resonance wireless charging electrical appliance having the device Download PDFInfo
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- 238000001746 injection moulding Methods 0.000 title abstract description 22
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- 239000007924 injection Substances 0.000 claims description 16
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- 239000002356 single layer Substances 0.000 claims description 3
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Abstract
Description
技术领域technical field
本发明涉及一种无线充电接收装置及可无线充电用电器技术领域，具体来说是一种模内注塑电磁共振式无线充电接收装置及具有该装置的电磁共振无线充电用电器。The invention relates to the technical field of a wireless charging receiving device and a wireless charging electrical appliance, in particular to an in-mold injection electromagnetic resonance wireless charging receiving device and an electromagnetic resonance wireless charging electrical appliance having the device.
背景技术Background technique
目前，为了方便用电器充电，人们开发出了无线充电技术，该技术的投入使用为移动充电的用电器带来了极大的方便，深受人们的青睐。然而，现有的无线充电用电器，其存在以下三种结构形式：At present, in order to facilitate the charging of electrical appliances, people have developed wireless charging technology. The use of this technology has brought great convenience to electrical appliances for mobile charging, and is deeply favored by people. However, the existing wireless charging appliances have the following three structural forms:
1、充电线圈单独安装在电器的壳体内腔：由于现有的电器均是偏向于小型超薄化设计，内腔空间大受限制，充电线圈难以增大线圈圈数，影响无线充电的效率，也降低了无线充电的距离：1. The charging coil is installed separately in the inner cavity of the electrical appliance: because the existing electrical appliances are all biased toward small and ultra-thin designs, the inner cavity space is greatly limited, and it is difficult to increase the number of coils of the charging coil, which affects the efficiency of wireless charging. Also reduces the distance of wireless charging:
2、充电线圈单独安装在电器的PCBA板上：现有无线充电用电器产品，由于是把线圈安装在PCBA上，既影响了产品的设计，而且，充电线圈和PCBA办的电路结构会产生互相干扰，影响正常的充电效率和电路的正常运行；2. The charging coil is installed separately on the PCBA board of the electrical appliance: the existing wireless charging electrical products, because the coil is installed on the PCBA, not only affects the design of the product, but also, the circuit structure of the charging coil and the PCBA will produce mutual Interference, affecting the normal charging efficiency and normal operation of the circuit;
3、充电线圈是贴合安装在底壳上：现有产品(比如说手机，平板电脑等)，由于底壳是塑胶的，壳子本身薄且硬度不高，充电线圈安装及其不便，且一旦由于壳体的变形，进而导致充电线圈的变形甚至是失效。3. The charging coil is installed on the bottom shell: for existing products (such as mobile phones, tablet computers, etc.), since the bottom shell is made of plastic, the shell itself is thin and not high in hardness, so the installation of the charging coil is extremely inconvenient, and Once the deformation of the housing results in deformation or even failure of the charging coil.
基于以上情况，本申请人认为有必要开拓一种新型的无线充电装置，以克服上述产品的不足之处。Based on the above circumstances, the applicant believes that it is necessary to develop a new type of wireless charging device to overcome the shortcomings of the above products.
发明内容Contents of the invention
本发明的目的在于克服现有技术的不足，提供一种模内注塑电磁共振式无线充电接收装置，它开拓了一种新型的充电装置，具有结构简单，充电效率高，工作性态稳定、有效延长充电距离的优点。The purpose of the present invention is to overcome the deficiencies of the prior art and provide an in-mold injection electromagnetic resonance wireless charging receiving device, which develops a new type of charging device with simple structure, high charging efficiency, stable and effective working performance The advantage of extending the charging distance.
本发明的发明目的是这样实现的：一种模内注塑电磁共振无线充电接收装置，其特征在于：它包括壳体及磁共振线圈盘，所述磁共振线圈盘通过模内注塑方式嵌入在壳体内，磁共振线圈盘具有输出连接端头和输出连接端头，所述输入连接端头和输出连接端头分别连接有用于向电器充电的充电连接端子。The object of the present invention is achieved in the following way: an in-mold injection electromagnetic resonance wireless charging receiving device is characterized in that it includes a casing and a magnetic resonance coil disk, and the magnetic resonance coil disk is embedded in the casing by in-mold injection molding. Inside the body, the magnetic resonance coil disk has an output connection terminal and an output connection terminal, and the input connection terminal and the output connection terminal are respectively connected with charging connection terminals for charging an electric appliance.
优选地，上述的模内注塑电磁共振无线充电接收外壳装置，所述输入连接端头位于壳体的内侧、并在壳体(1)内侧外露。Preferably, in the above-mentioned in-molding injection molding electromagnetic resonance wireless charging receiving housing device, the input connection terminal is located inside the casing and is exposed inside the casing (1).
优选地，上述的模内注塑电磁共振无线充电装置，所述充电连接端子设置在产品外表面。Preferably, in the above-mentioned in-mold injection molding electromagnetic resonance wireless charging device, the charging connection terminal is arranged on the outer surface of the product.
优选地，上述的模内注塑电磁共振无线充电装置，所述磁共振线圈盘为单层螺旋或者多层结构。Preferably, in the above-mentioned in-mold injection molding electromagnetic resonance wireless charging device, the magnetic resonance coil disk is a single-layer spiral or multi-layer structure.
优选地，上述的模内注塑电磁共振无线充电装置，所述输入连接端头连接在磁共振线圈盘的中部。Preferably, in the above-mentioned in-mold injection molding electromagnetic resonance wireless charging device, the input connection terminal is connected to the middle of the magnetic resonance coil disk.
优选地，上述的模内注塑电磁共振无线充电装置，所述输出连接端头连接在磁共振线圈盘的侧沿。Preferably, in the above-mentioned in-mold injection molding electromagnetic resonance wireless charging device, the output connection terminal is connected to the side edge of the magnetic resonance coil disk.
本发明同时还提供了一种电磁共振无线充电用电器，它包括用电器的外壳，所述用电器的外壳包括上述任一技术方案所述的模内注塑电磁共振无线充电接收装置，期间，该接收装置的壳体可单独设置在用电器的外壳上，也可与用电器的外壳一体化成型。The present invention also provides an electromagnetic resonance wireless charging electrical appliance, which includes a housing of the electrical appliance, and the housing of the electrical appliance includes the in-mold injection-molded electromagnetic resonance wireless charging receiving device described in any of the above technical solutions, during which the The housing of the receiving device can be separately arranged on the shell of the electrical appliance, or integrally formed with the shell of the electrical appliance.
产品使用电磁共振的方式进行能量传递，通过电磁共振的方式向产品传输电能，而产品电磁共振线圈盘接收装置内嵌于产品外壳内，线圈盘通过模内注塑方式内嵌产品外壳内，该输入连接端头和输出连接端头可分别用于与电池及PCBA连接的充电连接端子。它同样具有结构简单，充电效率高，工作性态稳定、有效延长充电距离的优点。The product uses electromagnetic resonance to transmit energy, and transmits electric energy to the product through electromagnetic resonance. The electromagnetic resonance coil disk receiving device of the product is embedded in the product shell, and the coil disk is embedded in the product shell through in-mold injection molding. The input The connection terminal and the output connection terminal can be respectively used as charging connection terminals connected with the battery and the PCBA. It also has the advantages of simple structure, high charging efficiency, stable working performance, and effective extension of charging distance.
本发明所述与现有技术中的无线充电装置及无线充电用电器相比，它具有以下优点：Compared with the wireless charging device and the wireless charging electric appliance in the prior art, the present invention has the following advantages:
(1)本发明所述的模内注塑电磁共振式无线充电接收装置，它主要利用共振线圈盘实现电磁共振充电的原理，并且，磁共振线圈盘通过模内注塑方式内置嵌入于壳体内，它避免了传统充电线圈外置的不足之处，使产品结构简单，磁共振的充电模式大大提高了充电效率，工作性态稳定、有效延长充电距离。(1) The in-mold injection electromagnetic resonance wireless charging receiving device according to the present invention mainly utilizes the principle of electromagnetic resonance charging realized by the resonant coil disk, and the magnetic resonance coil disk is embedded in the housing through in-mold injection molding. It avoids the inadequacies of the traditional external charging coil, makes the product structure simple, the magnetic resonance charging mode greatly improves the charging efficiency, the working performance is stable, and the charging distance is effectively extended.
(2)本发明同时也提供了一种电磁共振无线充电接收装置，使得这种结构模式的用电器摒弃了传统充电线圈设置的壳体内腔的结构，有助于实现产品的微型超薄化结构，并且，由于磁共振线圈盘是模内注塑设置在产品外壳内，大大简化了电器的内腔空间，有效延长用电器的充电距离。并且可以增大充电接收线圈的面积。(2) The present invention also provides an electromagnetic resonance wireless charging receiving device at the same time, so that the electric appliance of this structural mode abandons the structure of the inner cavity of the shell provided by the traditional charging coil, which helps to realize the miniature and ultra-thin structure of the product , and, since the magnetic resonance coil disk is set in the product shell by in-mold injection molding, the inner cavity space of the electrical appliance is greatly simplified, and the charging distance of the electrical appliance is effectively extended. And the area of the charging receiving coil can be increased.
附图说明Description of drawings
附图1为本发明所述模内注塑电磁共振式无线充电接收装置的外表面结构图。Accompanying
附图2为本发明所述模内注塑电磁共振式无线充电接收装置的内表面结构图。Figure 2 is a structural diagram of the inner surface of the in-mold injection electromagnetic resonance wireless charging receiving device of the present invention.
附图3为本发明所述模内注塑电磁共振式无线充电接收装置的透视结构图。Figure 3 is a perspective structure diagram of the in-mold injection electromagnetic resonance type wireless charging receiving device of the present invention.
附图4为本发明所述模内注塑电磁共振式无线充电接收装置的磁共振线圈盘结构图。Figure 4 is a structure diagram of the magnetic resonance coil disk of the in-mold injection electromagnetic resonance type wireless charging receiving device of the present invention.
附图5为本发明所述电磁共振无线充电用电器的具体实施例剖面结构示意图。Figure 5 is a schematic cross-sectional structure diagram of a specific embodiment of an electromagnetic resonance wireless charging appliance according to the present invention.
具体实施方式Detailed ways
下面结合附图对本发明作进一步的描述。The present invention will be further described below in conjunction with the accompanying drawings.
根据图1至图4所示，本发明所述的模内注塑电磁共振式无线充电接收装置，它包括产品外壳1及磁共振线圈盘2，磁共振线圈盘2通过模内注塑方式内嵌设置在壳体1内，磁共振线圈盘2具有连接端头3和连接端头4，连接端头3和连接端头4分别连接有用于与外界电器连接的充电连接端子5，充电连接端子5以片式结构为佳，如图1所示。As shown in Figures 1 to 4, the in-mold injection electromagnetic resonance wireless charging receiving device according to the present invention includes a
优选地，上述的模内注塑电磁共振无线充电装置，所述输入连接端头3位于壳体1内侧、并在壳体1内表面外露，如图2所示。同时，充电连接端子5设置在壳体1的外表面。磁共振线圈盘2为单层螺旋，如图4所示，或者多层结构。连接端头3连接在磁共振线圈盘2的中部。连接端头4连接在磁共振线圈盘2的侧沿。Preferably, in the above-mentioned in-mold injection molding electromagnetic resonance wireless charging device, the
本发明所述的模内注塑电磁共振无线充电装置，它主要利用电磁共振的方式进行能量传递，产品通过线圈盘与充电器在同等频率下产生电磁共振，以向产品进行充电，并且，磁共振线圈盘2通过模内注塑方式设置在产品外壳1内，它避免了传统充电线圈外置的不足之处，产品结构简单，磁共振的充电模式大大提高了充电效率，工作性态稳定、有效延长充电距离。The electromagnetic resonance wireless charging device for in-mold injection molding according to the present invention mainly uses electromagnetic resonance for energy transfer, and the product generates electromagnetic resonance at the same frequency through the coil plate and the charger to charge the product, and the magnetic resonance The
由于上述的电磁共振无线充电接收装置，由于该用电器的外壳使用了上述的模内注塑电磁共振无线充电接收装置，使得这种结构模式的用电器摒弃了传统充电线圈设置的壳体内腔的结构，有助于实现用电器的微型超薄化结构，并且，由于磁共振线圈盘是模内注塑内嵌于在产品的外壳内，大大简化了电器的内腔空间，有效延长用电器的无线充电距离。Due to the above-mentioned electromagnetic resonance wireless charging receiving device, because the shell of the electrical appliance uses the above-mentioned in-mold injection electromagnetic resonance wireless charging receiving device, the electrical appliance of this structural mode abandons the structure of the inner cavity of the shell provided by the traditional charging coil , which helps to realize the miniature and ultra-thin structure of the electrical appliance, and, because the magnetic resonance coil disk is in-molded and embedded in the shell of the product, the inner cavity space of the electrical appliance is greatly simplified, and the wireless charging of the electrical appliance is effectively extended distance.
期间，本发明还公开了一种电磁共振无线充电用电器，它包括用电器的外壳，所述用电器的外壳包括上述任一技术方案所述的模内注塑电磁共振无线充电接收装置，期间，该接收装置的壳体可单独设置在用电器的外壳上，也可与用电器的外壳一体化成型。During the period, the present invention also discloses an electromagnetic resonance wireless charging electrical appliance, which includes an electrical appliance housing, and the electrical appliance enclosure includes the in-mold injection electromagnetic resonance wireless charging receiving device described in any of the above technical solutions. During the period, The casing of the receiving device can be separately arranged on the casing of the electric appliance, or integrally formed with the casing of the electric appliance.
具体来说，如附图5所示的手机壳体，它将上述的电磁共振无线充电装置通过模内注塑方式内嵌设置在手机外壳上，充电连接端子5设置在手机外壳的内壁面。Specifically, as shown in Figure 5 of the mobile phone case, the above-mentioned electromagnetic resonance wireless charging device is embedded in the mobile phone case through in-mold injection molding, and the
产品使用电磁共振的方式进行能量传递，通过电磁共振的方式向产品传输电能，而产品电磁共振线圈盘接收装置内嵌于产品外壳内，磁共振线圈盘通过模内注塑方式内嵌产品外壳内，该输入连接端头和输出连接端头可分别用于与电池及PCBA连接的充电连接端子。The product uses electromagnetic resonance for energy transfer, and transmits electric energy to the product through electromagnetic resonance, while the product electromagnetic resonance coil disk receiving device is embedded in the product shell, and the magnetic resonance coil disk is embedded in the product shell through in-mold injection molding. The input connection terminal and the output connection terminal can be respectively used as charging connection terminals connected with the battery and the PCBA.
由于上述的电磁共振无线充电用电器，由于该用电器的电器底座使用了上述的模内注塑电磁共振无线充电装置，使得这种结构模式的用电器摒弃了传统充电线圈设置的壳体内腔的结构，有助于实现用电器的微型超薄化结构，并且，由于磁共振线圈盘是模内注塑设置在电器底座上，大大简化了电器的内腔空间，有效延长用电器的充电距离。Due to the above-mentioned electromagnetic resonance wireless charging electrical appliance, because the electrical appliance base of the electrical appliance uses the above-mentioned in-mold injection electromagnetic resonance wireless charging device, the electrical appliance of this structural mode abandons the structure of the inner cavity of the shell provided by the traditional charging coil , helps to realize the miniature and ultra-thin structure of the electrical appliance, and, because the magnetic resonance coil disc is set on the base of the electrical appliance by in-mold injection molding, the inner cavity space of the electrical appliance is greatly simplified, and the charging distance of the electrical appliance is effectively extended.
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| US10742061B2 (en) | 2017-06-28 | 2020-08-11 | Honda Motor Co., Ltd. | Smart functional leather for recharging a portable electronic device |
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