TWM589297U - Charger with multiple charging slots, and active capacitor stylus and charging system thereof - Google Patents

Abstract

A charging device includes a housing, at least one charging tank substrate and a power circuit. The housing has multiple first openings to form multiple charging slots at the multiple first openings. The power circuit is covered by the casing, and the power circuit is electrically connected to the charging tank substrate. The charging slot substrate has a plurality of charging slot electrode groups corresponding to the plurality of charging slots, and each charging slot electrode group includes a first electrode, a second electrode, and an insulator, where the insulator is used to isolate the first electrode and the second electrode. The charging slot is used for inserting the active capacitive pen, so that the first electrode and the second electrode at the tail end of the active capacitive pen are electrically connected to the first electrode and the second electrode of the corresponding charging slot electrode group, respectively The charging device charges the active capacitive pen. The active capacitive pen and the charging slot are positioned by magnetic attraction.

Description

Charging device with multiple charging slots, its active capacitor pen and charging system

The present invention relates to a charging device for charging an active capacitive pen, and in particular to a charging device with multiple charging slots capable of simultaneously charging multiple active capacitive pens, an active capacitive pen, and a charging system .

Capacitive pens are divided into active and passive capacitive pens, which can change the sensing signal obtained by the capacitance in the capacitive touch screen, so that the controller of the capacitive touch screen can know where on the capacitive touch screen Touched by a capacitive pen. Further, whether it is a self-capacitive or mutual-capacitive capacitive touch screen, the capacitance value of the capacitor used to obtain the sensing signal changes when the capacitive pen approaches, the overall equivalent capacitance will change, so, The sensing signals obtained by the controller before and after the touch will be different, so as to determine whether the corresponding position is touched.

Active capacitive pens generate electrical signals to change the signals sensed by the capacitive touch screen controller, so they require batteries to power them. Generally speaking, if the active capacitive pen is powered by a No. 3, No. 4 or mercury button battery, there will be a problem that the battery needs to be replaced regularly. If the active capacitive pen uses a lithium battery, it will take a period of time to charge when the power is exhausted, and the lithium battery causes the cost of the active capacitive pen to increase. On the other hand, the charging of some active capacitive pens The electric method is to charge through a wire (for example, a USB cable) connected to a power source, so if the wireless material is used, it cannot be charged smoothly. Furthermore, one wire can charge only one active capacitive pen at a time. If there are multiple active capacitive pens that need to be charged, multiple wires must be connected to one or one power supply for charging. Too many wires will cause aesthetic problems. And the user has to connect multiple active capacitive pens to multiple wires, which also causes inconvenience to the user.

In view of the problems of the conventional technology, the purpose of the present invention is to provide a charging device for an active capacitive pen, its active capacitive pen, and a charging system. The charging device is designed to have multiple charging slots, and can simultaneously charge multiple active capacitive pens. The tail end of the active capacitive pen is designed to have positive and negative electrodes to correspond to the positive and negative electrodes of the charging slot, so that the tail end of the active capacitive pen can be directly inserted into the charging slot, so that the charging device can charge the active capacitive pen . Furthermore, the power storage method of the active capacitive pen uses super capacitors to save costs, and the power circuit of the charging device is a fast charging source circuit to realize the fast charging function. On the other hand, in order to make the positive and negative electrodes at the tail end of the active capacitive pen stable contact with the positive and negative electrodes of the charging slot, the charging slot and the tail end of the active capacitive pen can be positioned by magnetic attraction.

Based on at least one of the above objectives, the present invention aims to provide a charging device. The charging device includes a housing, at least one charging tank substrate and a power circuit. The housing has multiple first openings to form multiple charging slots at the multiple first openings. The power circuit is covered by the casing, and the power circuit is electrically connected to the charging tank substrate. The charging slot substrate has a plurality of charging slot electrode groups corresponding to the plurality of charging slots, and each charging slot electrode group includes a first electrode, a second electrode and an insulator, wherein the insulator is used for isolation The first electrode and the second electrode. The charging slot is used for inserting the active capacitive pen, so that the first electrode and the second electrode at the tail end of the active capacitive pen are electrically connected to the first electrode and the second electrode of the corresponding charging slot electrode group, respectively The charging device charges the active capacitive pen. The active capacitive pen and the charging slot are positioned by magnetic attraction.

Optionally, at least one of the insulator of the charging slot electrode group and the end of the active capacitive pen is used to isolate the first electrode and the second electrode of the insulator is a magnetic insulator.

Optionally, the casing is a trapezoidal body, and a plurality of charging slots are provided on the inclined surface of the trapezoidal body.

Optionally, the housing further has a second opening disposed on the side of the trapezoid body to expose the power connection terminal, wherein the power connection terminal is connected to the AC power supply and the power circuit.

Optionally, the number of the plurality of charging slots is 30, and the 30 charging slots are arranged in 3 rows and in 10 rows.

Optionally, the power circuit is composed of a power circuit board.

Optionally, the number of charging slot substrates is three, wherein each charging slot substrate corresponds to 10 charging slots in one row, and has 10 charging slot electrode groups.

Optionally, the power supply circuit is a fast charging source circuit.

Optionally, the power circuit substrate and the charging slot substrate are fixed inside the casing in a locking manner.

Optionally, the charging tank substrate includes a substrate, an insulator layer, a conductor layer, a plurality of first electrodes and a plurality of second electrodes, wherein the insulator layer is provided on the substrate, the conductor layer is provided on the insulator layer, and the conductor layer has a plurality of Opening, the insulator layer protrudes upward corresponding to the multiple openings of the conductor layer to form multiple insulation In the edge body, the plurality of first electrodes are electrically connected to the substrate through the plurality of openings of the conductor layer, and the conductor layer is electrically connected to the plurality of second electrodes, and are electrically connected to the substrate through the metal post.

Optionally, the first electrode is an electrode post, the second electrode is an electrode tab, and the insulator is a ring-shaped insulator, wherein the electrode post further has a ring-shaped protrusion to securely engage the first electrode in the opening of the conductor layer in.

Optionally, the charging tank substrate further includes an upper cover plate, and the upper cover plate is disposed above the conductor layer and forms a plurality of openings to expose the plurality of first electrodes, the plurality of second electrodes, and the plurality of insulators, and The opening of the cover plate is smaller than the diameter of the electrode sheet, so as to firmly fix the second electrode to the opening of the upper cover plate.

Based on at least one of the above objectives, the present invention aims to provide an active capacitive pen, which includes a super capacitor as a power storage system, and the tail end of the main body of the pen tube includes a first electrode, a second electrode, and an active capacitive pen The insulator of the first electrode and the second electrode of the capacitive pen, wherein the two ends of the super capacitor are electrically connected to the first electrode and the second electrode of the tail end of the active capacitive pen, respectively. In addition, the active capacitive pen and the charging slot are positioned by magnetic attraction.

Optionally, the active capacitive pen further includes a charging indication device disposed on the main body of the pen tube of the active capacitive pen to display the charging state of the active capacitive pen.

Based on at least one of the above objectives, the present invention aims to provide a charging system including any of the above charging devices and any active capacitive pen.

In short, the charging device of the present invention can charge multiple active capacitive pens at the same time, and has a fast charging function and a function of directly receiving AC power as a power supply. The active capacitive pen of the present invention reduces the cost of the lithium battery and allows the user to know its charging status. In addition, this The charging slot and the active capacitive pen of the new charging device are designed to be positioned by magnetic attraction with each other, so that the active capacitive pen and the charging device inserted in the charging slot can be firmly and electrically connected to each other.

In order to make the above-mentioned and other objects, features and advantages of the new model more obvious and understandable, with the accompanying drawings, detailed descriptions are as follows.

1‧‧‧Charging system

11‧‧‧Charging device

111‧‧‧Housing

112‧‧‧Charging slot

112A‧‧‧First electrode

112AT‧‧‧ring protrusion

112B‧‧‧Second electrode

112C‧‧‧Insulator

113‧‧‧Power connector

114‧‧‧Charging tank substrate

115‧‧‧Power circuit

116‧‧‧Upper cover

117‧‧‧Conductor layer

117V‧‧‧Metal post

118‧‧‧ substrate

119‧‧‧Insulator layer

12‧‧‧Active capacitive pen

121‧‧‧ Pen body

122‧‧‧Caps

123‧‧‧tail electrode set

123A‧‧‧First electrode

123B‧‧‧Second electrode

123C‧‧‧Insulator

124‧‧‧Charging indication device

1A and 1B are respectively a schematic perspective view and a top view of the charging system of the first embodiment of the present invention.

2A and 2B are respectively a schematic perspective view and a partial cross-sectional view of an active capacitive pen according to a second embodiment of the present invention.

3 is a partial internal schematic diagram of a charging device with multiple charging slots according to a third embodiment of the present invention.

4A and 4B are respectively a partial cross-sectional schematic view and a partial perspective view of a charging tank substrate in a charging device with multiple charging tanks according to a fourth embodiment of the present invention.

In order to fully understand the purpose, features and efficacy of the new model, the following specific examples and the accompanying drawings are used to make a detailed description of the new model, as described below.

An embodiment of the present invention provides a charging device having multiple charging slots, an active capacitive pen and a charging system including the above two, wherein the multiple charging slots can simultaneously accommodate multiple active capacitive pens to make the charging device Simultaneously charge multiple active capacitive pens. In addition, in order to reduce costs, active capacitive pens use super capacitors to replace traditional lithium batteries, and in order to achieve fast charging functions, The power circuit of the charging device is a fast charging source circuit. In addition, in order to enable the active capacitive pen to be stably inserted into the charging slot, the active capacitive pen and the charging slot are designed to be positioned by magnetic attraction. In addition, the active capacitive pen is further designed to have a charging indication device to indicate its charging status, and the charging device is also designed as a charging device that can directly receive AC power to charge the active capacitive pen.

First, please refer to FIGS. 1A and 1B. FIGS. 1A and 1B are respectively a schematic perspective view and a top view of a charging system according to a first embodiment of the present invention. The charging system 1 includes a charging device 11 and at least one active capacitive pen 12, wherein the charging device 11 has a plurality of first openings corresponding to a plurality of charging slots 112 and a second opening corresponding to a power connection terminal 113, and a plurality of charging slots 112 and The power connection terminal 113 is provided in the casing 111 of the charging device 11. The power connection terminal 113 is used to directly connect an external AC power supply, that is, the power supply of the charging device 11 is an AC power supply.

The charging slot 112 corresponds to a first electrode 112A and a second electrode 112B which are isolated and insulated from each other, and the active capacitive pen 12 can be inserted into the charging slot 112, wherein the first electrode 112A and the second electrode 112B are a positive electrode and a negative electrode, respectively Electrodes, or negative and positive electrodes, respectively. When the active capacitive pen 12 is inserted into the charging tank 112, the first electrode and the second electrode of the active capacitive pen 12 that are isolated and insulated from each other will contact and electrically connect the first electrode 112A and the first electrode 112A of the charging tank 112, respectively. The second electrode 112B, so that the charging device 11 can charge the active capacitive pen 12.

The charging slot 112 and the trailing end of the active capacitive pen 12 are positioned magnetically with each other, so that the first electrode and the second electrode at the trailing end of the active capacitive pen 12 can stably contact the first end of the charging slot 112, respectively The electrode 112A and the second electrode 112B. Insulator and charge at the end of active capacitive pen 12 At least one of the insulators of the electric tank 112 is a magnetic insulator, such as a magnetic metal oxide, but the present invention is not limited thereto.

Further, when at least one of the insulator at the end of the active capacitive pen 12 and the insulator of the charging tank 112 is a magnetic insulator, after the active capacitive pen 12 is inserted in the charging tank 112, the magnetic The relationship will enable the first electrode and the second electrode at the tail end of the active capacitive pen 12 to stably contact the first electrode 112A and the second electrode 112B of the charging tank 112, respectively. Please note that when both the insulator at the end of the active capacitive stylus 12 and the insulator of the charging slot 112 are magnetic insulators, the opposite ends of the two must be different magnetic poles to achieve magnetic attraction. In addition, the active capacitive pen 12 uses a super capacitor to replace the traditional lithium battery, and has a charge indicating device to indicate its charging status. The power circuit of the charging device 11 is a fast charging source circuit, wherein the two ends of the super capacitor are electrically connected to the active The first electrode and the second electrode at the tail end of the capacitive capacitor 12.

In the first embodiment, the housing 111 is a trapezoidal body, a plurality of charging slots 112 are disposed on the slope of the trapezoidal body, and the second opening of the housing 111 is disposed on the side of the trapezoidal body. The number of the plurality of charging tanks 112 is 30, and the 30 charging tanks 112 are arranged in 3 rows and in 10 rows. Please note here that the shape of the housing 111, the number and arrangement of the plurality of charging slots 112, and the location of the second opening are not intended to limit the present invention. For example, the number of charging slots 112 is 20, and they are arranged in 4 rows and 5 rows in one row, or the housing 112 is a pyramid-shaped triangular column, and the four inclined surfaces of the triangular column have charging slots 112.

Next, please refer to FIGS. 2A and 2B. FIGS. 2A and 2B are respectively a perspective schematic view and a partial cross-sectional view of an active capacitive pen according to a second embodiment of the present invention. The active capacitive pen 12 includes a pen barrel body 121, a capacitive pen head 122, a tail electrode group 123, and a charging indicator 124. Capacitor tip 122 is set at The front end of the pen tube body 121 and the tail electrode group 123 are disposed at the tail end of the pen tube body 121. The charging instruction device 124 is disposed on the pen tube body 121, for example, on the middle of the pen tube body 121, but the present invention is not limited thereto.

The pen tube body 121 has a signal transmission circuit and a super capacitor. The super capacitor can be charged to store electrical energy, and be electrically connected to the signal transmission circuit to serve as the power supply for the signal transmission circuit. The capacitive pen tip 122 is electrically connected to the signal transmitting circuit to receive the signal transmitted by the signal transmitting circuit, so that the touch screen touched by the capacitive pen tip 122 can sense the change of the sensing signal at the corresponding position.

The tail electrode group 123 includes a first electrode 123A, a second electrode 123B, and an insulator 123C. The first electrode 123 is substantially columnar and is located at the center of the tail end of the pen body 121. The insulator 123C surrounds the first electrode 123 and the second electrode 123B is substantially ring-shaped and surrounds the insulator 123C. In other words, from the center of the tail end of the pen barrel body 121 from the inside to the outside, they are the first electrode 123A, the insulator 123C, and the second electrode 123B, respectively. In this way, the insulator 123C isolates the first electrode 123A and the second electrode 123B, and insulates the first electrode 123A and the second electrode 123B from each other.

The first electrode 123A and the second electrode 123B may be a positive electrode or a negative electrode, or a negative electrode or a positive electrode, respectively, and are electrically connected to both ends of the supercapacitor, respectively, to be inserted into the active capacitor pen 12 During the charging slot, the charging device can charge the super capacitor. In addition, the insulator 123C may be a magnetic insulator to achieve the purpose of positioning the tail end of the active capacitive pen 12 and the charging slot by magnetic attraction.

The charging instruction device 124 is electrically connected to the super capacitor, and is used to display the charging state of the active capacitive pen 12. For example, the charging instruction device 124 may be a light-emitting element, which emits red light when charging, and emits green light after charging is completed. The implementation of the above-mentioned charging instruction device 124 is only In one of the implementation manners, other types of charge indicating devices can also be used for the new active capacitive pen 12.

Next, please refer to FIG. 3 of this case. FIG. 3 is a partial internal schematic diagram of a charging device with multiple charging slots according to a third embodiment of the present invention. The charging device 11 further includes at least one charging tank substrate 114 and a power circuit 115, wherein the charging tank substrate 114 and the power circuit 115 are covered by a housing. The power circuit 115 is electrically connected to the charging tank substrate 114 and the power connection terminal 113. The power circuit 115 is composed of an electronic circuit board having electronic components on it, and without loss of generality, the electronic components include transistors, capacitors and Resistors, etc., to achieve fast charging source circuit.

In the third embodiment, there are three charging tank substrates 114, and each charging tank substrate 114 corresponds to 10 charging tanks 112, wherein each charging tank 112 corresponds to a first electrode 112A, a second electrode 112B and an insulator. One electrode group of the charging slot. However, the present invention does not limit the number of charging tank substrates 114 and the number of charging tanks 112 on each charging tank substrate 114. On the other hand, the electronic circuit boards of the charging tank substrate 114 and the power circuit 115 can be fixed inside the housing 111 by means of locking, but the present invention is not limited to the above-mentioned fixing method.

Next, please refer to FIGS. 4A and 4B of the present case. FIGS. 4A and 4B are respectively a partial cross-sectional schematic view and a partial perspective view of a charging slot substrate in a charging device with multiple charging slots according to a fourth embodiment of the present invention. The charging tank substrate 114 includes a substrate 118, an insulator layer 119, a conductor layer 117, an upper cover 116, a plurality of first electrodes 112A and a plurality of second electrodes 112B, wherein the insulator layer 119 is provided on the substrate 118 and the conductor layer 117 is provided on On the insulator layer 119, the upper cover plate 116 is provided on the conductor layer 117.

The conductor layer 117 has a plurality of openings, and the insulator layer 119 protrudes upward corresponding to the plurality of openings of the conductor layer 117 to form a plurality of insulators 112C. The first electrode 112A and the second electrode 112B corresponding to each other The insulator 112C forms the charging cell electrode group of the charging cell. In addition, the plurality of first electrodes 112A are electrically connected to the substrate 118 through the plurality of openings of the conductor layer 117, and are separated from the insulator layer 119 by the insulator 112C and insulated from the second electrode 112B and the conductor layer 117. The conductive layer 117 may be electrically connected to the substrate 118 through the metal post 117V, and electrically connected to the second electrode 112B. In this way, the first electrode 112A and the second electrode 112B can be powered, so that when the active capacitive pen is inserted into the charging slot, the charging device can charge the active capacitive pen.

In the fourth embodiment, the first electrode 112A is an electrode post, the second electrode 112B is an electrode pad, and the insulator 112C is a ring-shaped insulator, wherein the electrode post 112A further has a ring-shaped protrusion 112AT to firmly connect the first The electrode 112A is engaged in the opening of the conductor layer 119. The upper cover plate 116 forms a plurality of openings to expose the plurality of first electrodes 112A, the plurality of second electrodes 112B, and the plurality of insulators 112C, and the opening of the upper cover plate 116 is smaller than the size of the electrode sheet, so as to firmly The two electrodes 112B are fixed to the opening of the upper cover 116. Please note here that the implementation and fixation of the first electrode 112A and the second electrode 112B are only one of the implementations of the present invention, and they are not intended to limit the present invention.

In summary, compared with the prior art, the technical effects described in the embodiments of the present invention are described as follows. The charging device of the present invention has multiple charging slots, which can simultaneously charge multiple active capacitive pens, and the charging device of the present invention has a fast charging function and a function of directly receiving AC power as a power supply. In addition, the active capacitive pen of the present invention uses a super capacitor for energy storage, so the cost of the lithium battery is reduced, and the active capacitive pen has a charging indication device, which can let the user know its charging state. In addition, the charging slot and the active capacitive pen of the charging device of the present invention are designed to position each other by magnetic attraction.

The present invention has been disclosed in the above with preferred embodiments. However, those skilled in the art should understand that the above-mentioned embodiments are only used to depict the present invention and should not be interpreted as limiting the scope of the present invention. Note It is to be noted that all changes and replacements equivalent to the foregoing embodiments should be set to be included in the scope of the present invention. Therefore, the scope of protection of this new model shall be subject to those defined in the scope of patent application.

1‧‧‧Charging system

11‧‧‧Charging device

111‧‧‧Housing

112‧‧‧Charging slot

113‧‧‧Power connector

12‧‧‧Active capacitive pen

Claims (15)

A charging device includes: a casing having a plurality of first openings to form a plurality of charging slots at the plurality of first openings; at least one charging slot substrate; and a power supply circuit, covered by the casing , And electrically connected to the charging tank substrate; wherein the power circuit charging tank substrate has a plurality of charging tank electrode groups corresponding to the plurality of charging tanks, and each of the charging tank electrode groups includes a first electrode 1. A second electrode and an insulator, wherein the insulator is used to isolate the first electrode and the second electrode, and the charging slot is used for inserting an active capacitor pen to make the active capacitor A first electrode and a second electrode at the tail end of the pen are electrically connected to the first electrode and the second electrode of the corresponding charging slot electrode group respectively, so that the charging device is connected to the active capacitive pen Charging is performed, wherein the active capacitive pen and the charging slot are positioned in a magnetic manner. The charging device according to claim 1, wherein the insulator of the charging slot electrode group and the tail end of the active capacitive pen are used to isolate one of the first electrode and the second electrode At least one of the insulators is a magnetic insulator. The charging device according to claim 1, wherein the casing is a trapezoidal body, and the plurality of charging slots are provided on a slope of the trapezoidal body. The charging device according to claim 3, wherein the casing further has a second opening disposed on a side of the trapezoid body to expose a power connection terminal, wherein the power connection terminal is connected to an AC power supply and The power supply circuit. The charging device according to claim 3, wherein the number of the plurality of charging tanks is 30, and the 30 charging tanks are arranged in 3 rows and in 10 rows. The charging device according to claim 1, wherein the power circuit is composed of a power circuit board. The charging device according to claim 3, wherein the number of the charging tank substrates is 3, wherein each charging tank substrate corresponds to 1 row of the 10 charging tanks and has the 10 Charging tank electrode set. The charging device according to claim 1, wherein the power supply circuit is a fast charging source circuit. The charging device according to claim 6, wherein the power circuit board and the charging tank board are fixed inside the housing in a locking manner. The charging device according to claim 1, wherein the charging tank substrate includes a substrate, an insulator layer, a conductor layer, the plurality of first electrodes and the plurality of second electrodes, wherein the insulator A layer is provided on the substrate, the conductor layer is provided on the insulator layer, the conductor layer has a plurality of openings, the insulator layer corresponds to the plurality of openings of the conductor layer and protrudes upward The plurality of insulators, the plurality of first electrodes are electrically connected to the substrate through the plurality of openings of the conductor layer, and the conductor layer is electrically connected to the plurality of second electrodes and penetrates A metal post is electrically connected to the substrate. The charging device according to claim 10, wherein the first electrode is an electrode post, the second electrode is an electrode sheet, and the insulator is a ring-shaped insulator, which The electrode post further has a ring-shaped protruding portion to firmly clamp the first electrode in the opening of the conductor layer. The charging device according to claim 11, wherein the charging tank substrate further includes an upper cover plate, and the upper cover plate is disposed above the conductive layer and forms a plurality of openings to expose the A plurality of first electrodes, a plurality of second electrodes and the plurality of insulators, and the opening of the upper cover plate is smaller than the diameter of the electrode sheet to securely lock the second electrode Fixed to the opening of the upper cover plate. An active capacitive pen includes: a supercapacitor as a power storage system; a capacitive pen head; and a pen barrel body, the tail end of which includes a first electrode, a second electrode, and an active capacitive pen An insulator of the first electrode and the second electrode, wherein both ends of the super capacitor are electrically connected to the first electrode and the second electrode at the tail end of the active capacitive pen, and The active capacitive pen and a charging slot of a charging device are positioned in a magnetic manner. The active capacitive pen according to claim 13, wherein the active capacitive pen further includes a charging indication device disposed on the pen barrel body of the active capacitive pen to display the active capacitor The charging status of the pen. A charging system, comprising: the charging device according to one of the items 1 to 12 of the request item; and the active capacitive pen according to the item 13 or 14 of the request item.

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