CN216489847U - Wireless charging box for capacitance pen - Google Patents

Abstract

The utility model relates to a wireless charging and charging box for a capacitive pen in the field of pen boxes, comprising a box body and a box cover covering the top of the box body. The inside of the accommodating cavity is also provided with a power transmission coil that is electrically connected to the circuit board. When the capacitive pen is placed in the pen slot, the power transmission coil is paired with the built-in power receiving coil of the capacitive pen to charge the capacitive pen. There is a power transmission coil in the accommodating cavity, and the power transmission coil is paired with the power receiving coil built in the capacitive pen to charge the capacitive pen wirelessly. Wireless charging can be realized every time the capacitive pen is placed, and the user does not need to consider the charging contacts. Whether there are problems such as poor contact, in addition, due to the built-in power transmission coil, there is no need to consider other issues such as charging connectors, which can increase the waterproofness of the product itself, avoid short-circuit or leakage accidents caused by exposed charging connectors, and increase product safety. performance and service life.

Description

Capacitive Pen Wireless Charging Case

technical field

The utility model relates to the field of pen boxes, in particular to a wireless charging and charging box for a capacitive pen.

Background technique

With the advancement of touch technology, in various consumer electronic products, such as monitors, all-in-one computers, mobile phones, personal digital assistants, tablet computers, notebook computers and other products, touch devices have been widely used as their data input. tool. As consumer electronic products are designed to be light, thin, short, and small, if the capacitive stylus is still stored in the electronic device, the size of the electronic product will increase, and it is more inconvenient to charge, which cannot meet the development needs of electronic products.

The capacitive pen case is used to store the capacitive pen, which plays the role of dust prevention and protection. In addition, some capacitive pen cases can also be used to charge the capacitive pen. The capacitive pen is mainly charged by the plug-in conductive method. There are the following defects: 1) The capacitive pen needs to be inserted into the charging port on the capacitive pen case when charging, and the power cord needs to be connected when charging, so it cannot be charged when carried; 2) When the capacitive pen is placed in the capacitive pen case, it is necessary to Charging can be achieved only when the charging port is aligned with the charging contact; 3) Setting the charging contact is easy to damage, and it is easy to increase the risk of short circuit or leakage, thereby shortening the service life of the product.

Utility model content

The purpose of the present invention is to solve the above defects, and to provide a charging box for the capacitive pen, which can wirelessly charge the capacitive pen without additional consideration of the charging connector and other issues.

The purpose of this utility model is achieved by the following ways:

The wireless charging and charging box for the capacitive pen includes a box body and a box cover that is closed on the top of the box body. The box cover can be opened or closed along one side of the top of the box body. The top surface of the board is provided with a pen slot for placing the capacitive pen and matching the shape of the capacitive pen. A accommodating cavity is formed between the lower inner support plate and the interior of the box. The interior of the accommodating cavity is provided with a charging interface, a battery and a circuit board. Both the interface and the battery are electrically connected to the circuit board, and a power transmission coil that is electrically connected to the circuit board is also arranged inside the accommodating cavity. , When the capacitive pen is placed in the pen slot, the power transmitting coil is paired with the power receiving coil built in the capacitive pen, thereby charging the capacitive pen.

In the above description, as a further solution, the bottom surface of the lower inner support plate is provided with a lower magnet, and the inside of the box cover is provided with an upper magnet corresponding to the position of the lower magnet and used for magnetic attraction with the lower magnet. The lower magnet is located in the box body, and the upper magnet is located in the box cover, which is used to fasten and fasten the box body and the box cover, and no other locking fasteners are required. The structure is simple and beautiful.

In the above description, as a further solution, the bottom surface of the box cover is provided with an upper inner support plate, the bottom surface of the upper inner support plate is provided with an arc groove corresponding to the position of the pen slot, and the upper magnet is fixed on the upper inner support plate. top.

In the above description, as a further solution, the bottom surface of the lower inner support plate is provided with a lower positioning groove for embedding the lower magnet, and the top surface of the upper inner support plate is provided with an upper positioning groove for embedding the upper magnet. After the lower magnet is directly fixed in the lower positioning groove, the overall installation is stable, and after the upper magnet is directly fixed in the upper positioning groove, the overall installation is stable, the overall structure is simple, and it is not easy to loosen after installation.

In the above description, as a further solution, an indicator light is also electrically connected on the circuit board, and the indicator light extends outward to the side of the box body.

In the above description, as a further solution, both the circuit board and the power transmission coil are located in the middle of the accommodating cavity.

In the above description, as a further solution, the charging interface extends outward to the side of the box cover, and the charging interface is a Type-C interface.

In the above description, as a further solution, the top surface of the lower inner support plate is provided with a hollow inclined surface which is connected to the pen slot and is convenient for taking and placing the capacitive pen.

In the above description, as a further solution, the inner wall edge of the box body is provided with two or more positioning protrusions, and the outer edge of the lower inner support plate is provided with positioning grooves that match the positions of the positioning protrusions. When installing the lower inner support plate, align the positioning grooves with the positioning protrusions, and match them together, so as to achieve fast and stable connection and installation.

In the above description, as a further solution, one side of the box cover and one side of the top of the box body are connected by a rotating shaft.

The beneficial effects of the utility model are: a power transmission coil is arranged in the accommodating cavity, and the power transmission coil is paired with the power receiving coil built in the capacitive pen. When the capacitive pen is placed in the pen slot, the capacitive pen can be wirelessly charged. The operation is simple and easy to use. Wireless charging can be realized every time the capacitive pen is placed. The user does not need to consider whether the charging contacts are in poor contact. In addition, due to the built-in power transmission coil, there is no need to consider the charging connector and other issues. Increase the waterproofness of the product itself, avoid accidents such as short circuit or leakage due to the exposed charging connector, and increase the safety and service life of the product.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the main viewing angle of the embodiment of the present utility model;

Fig. 2 is the three-dimensional structure schematic diagram of the rear view angle of the embodiment of the present utility model;

3 is a schematic diagram of the open state of the box cover in the embodiment of the present utility model;

Fig. 4 is the structural exploded schematic diagram of the embodiment of the present utility model;

In the figure, 1-box body, 2-box cover, 3-lower inner pallet, 4-pen slot, 5-upper inner pallet, 6-arc slot, 7-battery, 8-circuit board, 9-delivery Electric coil, 10-lower magnet, 11-upper magnet, 12-rotating shaft, 13-positioning protrusion, 14-positioning groove, 15-indicator light, 16-Type-C interface.

Detailed ways

The present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

In this embodiment, referring to FIG. 1 to FIG. 4 , the specific implementation of the wireless charging and charging box for the capacitive pen includes a box body 1 and a box cover 2 covering the top of the box body 1 . The sides are turned up or closed, and one side of the box cover 2 is connected with one side of the top of the box body 1 through the rotating shaft 12 . The box body 1 is provided with a lower inner support plate 3, the top surface of the lower inner support plate 3 is provided with a pen slot 4 for placing the capacitive pen and matched with the shape of the capacitive pen, and the top surface of the lower inner support plate 3 is provided with a pen slot 4. 4. Connecting and easy to take and place the air-saving slope of the capacitive pen. A accommodating cavity is formed between the lower inner support plate 3 and the inside of the box body 1, and the interior of the accommodating cavity is provided with a charging interface, a battery 7 and a circuit board 8, and the charging interface and the battery 7 are electrically connected with the circuit board 8. The inside of the accommodating cavity is also provided with a power transmission coil 9 that is electrically connected to the circuit board 8. The power transmission coil 9 is close to the bottom surface of the lower inner support plate 3 and is located below the pen slot 4. The circuit board 8 and the power transmission coil 9 Both are located in the middle of the accommodating cavity. When the capacitive pen is placed in the pen slot 4, the power transmitting coil 9 is paired with the power receiving coil built in the capacitive pen, so as to charge the capacitive pen.

The bottom surface of the lower inner support plate 3 is provided with a lower magnet 10 , and the inside of the box cover 2 is provided with an upper magnet 11 corresponding to the position of the lower magnet 10 and used for magnetic attraction with the lower magnet 10 . The bottom surface of the box cover 2 is provided with an upper inner support plate 5 , and the bottom surface of the upper inner support plate 5 has an arc groove 6 corresponding to the position of the pen slot 4 . The bottom surface of the lower inner support plate 3 is provided with a lower positioning groove for embedding the lower magnet 10 , and the top surface of the upper inner support plate 5 is provided with an upper positioning groove for embedding the upper magnet 11 . The inner wall edge of the box body 1 is provided with four positioning protrusions 13 , and the outer edge of the lower inner support plate 3 is provided with positioning grooves 14 matching the positions of the positioning protrusions 13 .

In addition, the circuit board 8 is also electrically connected with an indicator light 15 , the indicator light 15 extends outward to the side of the box body 1 , and the indicator light 15 is located at the front end of the box body 1 . The charging interface extends outward to the side of the box cover 2 , and the charging interface is the Type-C interface 16 , and the Type-C interface 16 is located on the rear surface of the box body 1 .

When in use, the Type-C interface 16 can be connected to an external power cord, which can charge the battery 7. When charging, the indicator light 15 indicates that it is in a charging state. The capacitive pen can be placed in the pen slot 4. The capacitive pen has a built-in and power transmission coil. 9 The paired power receiving coil, when the capacitive pen is placed in the pen slot 4, the capacitive pen can be wirelessly charged. The operation is simple and easy to use. Wireless charging can be realized every time the capacitive pen is placed, and the user does not need to consider the charging touch. Whether the head is in poor contact, etc.

The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field of the present invention, without departing from the concept of the present invention, some simple deductions or substitutions can be made, which should be regarded as the protection scope of the present invention.

Claims (10)

1. The wireless charging and charging box for the capacitive pen includes a box body and a box cover that is closed on the top of the box body. The box cover can be opened or closed along one side of the top of the box body. The top surface of the inner support plate is provided with a pen slot for placing the capacitive pen and matched with the shape of the capacitive pen, a accommodating cavity is formed between the lower inner supporting board and the inside of the box body, and the interior of the accommodating cavity is provided with a charging interface, a battery and a circuit board , both the charging interface and the battery are electrically connected to the circuit board, and it is characterized in that: the inside of the accommodating cavity is also provided with a power transmission coil that is electrically connected to the circuit board, and the power transmission coil is close to the bottom surface of the lower inner support plate And it is located below the pen slot. When the capacitive pen is placed in the pen slot, the power transmitting coil is paired with the power receiving coil built in the capacitive pen, so as to charge the capacitive pen. 2 . The wireless charging and charging box for the capacitive pen according to claim 1 , wherein a lower magnet is arranged on the bottom surface of the lower inner support plate, and a lower magnet is arranged inside the box cover and is used for charging with the lower magnet. 3 . Magnetically attracted upper magnet. 3. The wireless charging box for the capacitive pen according to claim 2, wherein the bottom surface of the box cover is provided with an upper inner support plate, and the bottom surface of the upper inner support plate is provided with an arc groove corresponding to the position of the pen slot , the upper magnet is fixed on the top surface of the upper inner pallet. 4 . The wireless charging and charging box for the capacitive pen according to claim 3 , wherein the bottom surface of the lower inner support plate is provided with a lower positioning groove for embedding the lower magnet, and the top surface of the upper inner support plate is provided with a lower positioning groove for embedding the upper The upper positioning slot of the magnet. 5 . The wireless charging and charging box for the capacitive pen according to claim 1 , wherein the circuit board is also electrically connected with an indicator light, and the indicator light extends outward to the side of the box body. 6 . 6 . The wireless charging and charging box for a capacitive pen according to claim 1 , wherein the circuit board and the power transmission coil are both located in the middle of the accommodating cavity. 7 . 7 . The wireless charging and charging box for the capacitive pen according to claim 1 , wherein the charging interface extends outward to the side of the box cover, and the charging interface is a Type-C interface. 8 . 8 . The wireless charging and charging box for the capacitive pen according to claim 1 , wherein the top surface of the lower inner support plate is provided with a space-avoiding inclined surface that is connected to the pen slot and is convenient for taking and placing the capacitive pen. 9 . 9. The wireless charging and charging box for a capacitive pen according to any one of claims 1-4, wherein the inner wall edge of the box body is provided with two or more positioning protrusions, and the outer edge of the lower inner support plate is provided with Locating groove that mates with the location of the locating protrusion. 10 . The wireless charging and charging box for the capacitive pen according to any one of claims 1 to 4 , wherein one side of the box cover and one side of the top of the box are connected by a rotating shaft. 11 .

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