CN213817262U - Wireless charging device - Google Patents

Abstract

The application provides a wireless charging device, includes: the wireless charging coil is arranged on the shell; wherein, the shell is provided with an accommodating space; the wireless charging coil is arranged in the accommodating space; the wireless charging coil is arranged corresponding to one side surface of the shell and can wirelessly charge the electronic equipment close to the side surface; the bracket component with casing swing joint, the bracket component includes first bracket board and second bracket board, first bracket board with the second bracket board can the linkage stretch out or withdraw from the casing. The wireless charging device that this application embodiment provided, the bracket component can stretch out or withdraw from in the casing in the linkage, and the support can switch between hidden state and the state of stretching out, has the characteristics that mobility and portability are good and the simple operation.

Description

Wireless charging device

Technical Field

The utility model relates to a wireless mobile charging source's technical field specifically is to relate to a wireless charging device.

Background

Since the battery capacity of the electronic device itself is limited, an external portable power source is required as a replenishment station. The existing wireless charging products mainly have two types. One type is a wireless charging base with a bracket, and the main disadvantages thereof include: the base is not provided with a battery, can only charge the equipment in a power-on state, and has no mobility; the bracket has a complex structure, can be opened only by a plurality of actions, does not have the operation convenience and has larger volume; another type is a wireless charging mobile power supply, the main disadvantages of which include: only support horizontal charging of equipment, the scene that can cover is limited and wireless charging alignment nature is relatively poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a wireless charging device, includes:

a housing provided with an accommodating space;

the wireless charging coil is arranged in the accommodating space, corresponds to one side surface of the shell and can wirelessly charge the electronic equipment close to the side surface;

the bracket component comprises a first bracket plate and a second bracket plate, and the first bracket plate and the second bracket plate can extend out or retract into the shell in a linkage manner.

The wireless charging device that this application embodiment provided, its inside has rechargeable battery, and the bracket component can stretch out or withdraw from in the casing in the linkage, and the support can switch between hidden state and stretching out state, has mobility and the characteristics that the portability is good and the simple operation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of a wireless charging device capable of supporting multiple charging postures according to the present application;

FIG. 2 is a schematic cross-sectional view of a portion of the wireless charging device A-A in the embodiment of FIG. 1;

fig. 3 is a schematic diagram of the wireless charging device in the embodiment of fig. 1, which is disassembled;

fig. 4 is a schematic structural diagram illustrating a charging cooperation state of the wireless charging device and the electronic device in the embodiment of fig. 1;

fig. 5 is a schematic structural diagram illustrating another supporting state of the wireless charging device in the embodiment of fig. 1;

fig. 6 is a schematic structural diagram illustrating a charging cooperation state of the wireless charging device and the electronic device in the embodiment of fig. 5;

FIG. 7 is a schematic view of the rack assembly in a received state and mated with the housing;

FIG. 8 is a schematic view of the bracket assembly in an extended position in cooperation with the housing;

fig. 9 is a schematic overall structure diagram of another embodiment of the wireless charging device capable of supporting multiple charging postures according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Similarly, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic overall structure diagram of an embodiment of a wireless charging device capable of supporting multiple charging postures according to the present application, and fig. 2 is a schematic partial sectional structure diagram at a position a-a of the wireless charging device in the embodiment of fig. 1; the wireless charging device 100 capable of supporting multiple charging postures in the present embodiment includes a housing 110, a rechargeable battery 120 (in some embodiments, the rechargeable battery may not be provided, and the rechargeable battery is connected to an external power source only through a power interface for supplying power), a wireless charging coil 130, and a bracket assembly 140. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, referring to fig. 3, fig. 3 is a schematic diagram illustrating a structure of the wireless charging device in the embodiment of fig. 1 in a split manner; the housing 110 is provided with an accommodating space 1101, the rechargeable battery 120 and the wireless charging coil 130 are both disposed in the accommodating space 1101, the wireless charging coil 130 is electrically connected to the rechargeable battery 120 (including electrically connected through the control circuit board 160), the wireless charging coil 130 is disposed corresponding to a side surface of the housing 110, and can wirelessly charge the electronic device near the side surface. The basic principle of wireless charging is as follows: the process of transferring energy from the transmitting end (the wireless charging device 100) to the receiving end (the electronic device 200) by applying an alternating current with a certain frequency to the coil (i.e. the wireless charging coil 130 of the wireless charging device 100 in the embodiment of the present application) to generate a certain current in the secondary coil (an induction coil in the electronic device 200, not shown) through electromagnetic induction.

The electronic device may include an electronic product with a wireless charging function, such as a mobile phone, a tablet computer, a notebook computer, and a wearable device.

Optionally, in this embodiment, the housing 110 includes a front shell 1110 and a rear cover plate 1120, and the front shell 1110 and the rear cover plate 1120 together enclose to form the accommodating space 1101, but in other embodiments, the housing 110 may also be in other shapes or be disassembled into other forms of plate structures, and is not limited herein.

Optionally, the bracket assembly 140 is movably connected to the housing 110 to change the supporting state of the housing 110, so that the electronic device to be charged can be charged in multiple postures. Referring to fig. 1, fig. 4, fig. 5 and fig. 6 together, fig. 4 is a schematic structural diagram of a charging coordination state of the wireless charging device and the electronic device in the embodiment of fig. 1, fig. 5 is a schematic structural diagram of another supporting state of the wireless charging device in the embodiment of fig. 1, and fig. 6 is a schematic structural diagram of the charging coordination state of the wireless charging device and the electronic device in the embodiment of fig. 5; fig. 4 shows a state of horizontally supporting the electronic device 200, and fig. 6 shows a state of vertically supporting the electronic device 200 in an inclined manner, where the two different states can meet different usage requirements of users.

Optionally, with continuing reference to fig. 2 and 3, the housing 110 includes a first surface 111, a second surface 112 opposite to each other, and a plurality of side surfaces 113 connecting the first surface 111 and the second surface 112; it should be noted that, in the present embodiment, a case having a rectangular parallelepiped structure is taken as an example for description, and in other embodiments, the case 110 may have other shapes, which is not specifically limited herein. In this embodiment, the wireless charging coil 130 is disposed corresponding to the first surface 111; the rack assembly 140 can be received or extended from the housing 110, so as to change the supporting state of the housing 110, specifically, the state shown in fig. 1 is the receiving state of the rack assembly 140, and the state shown in fig. 5 is the extended state of the rack assembly 140. It should be noted that the terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise; in the description of the present invention, the description of "and/or" includes embodiments of "and also includes embodiments of" or ", such as a and/or B, including embodiments of a, or embodiments of B, or embodiments of a and B.

Optionally, referring to fig. 3, fig. 7 and fig. 8 together, fig. 7 is a schematic structural view illustrating a state in which the bracket assembly is accommodated and the housing is engaged, and fig. 8 is a schematic structural view illustrating a state in which the bracket assembly is extended and the housing is engaged; in this embodiment, the bracket assembly 140 may be extended from the first surface 111 and the second surface 112 of the housing 110 or retracted into the housing 110 in a linkage manner.

Optionally, in this embodiment, the bracket assembly 140 includes a first bracket plate 141, a second bracket plate 142, and a connecting plate 143; the first and second rack plates 141 and 142 are respectively hinged to the housing 110 and respectively extend from or retract into the housing 110 from the first and second surfaces 111 and 112; opposite ends of the connecting plate 143 are hinged to the first support plate 141 and the second support plate 142, respectively, so that the first support plate 141 and the second support plate 142 are linked; in the extended state of the first bracket plate 141 and the second bracket plate 142, the first bracket plate 141 is used to assist in supporting the electronic device 200 to be charged (see the state in fig. 5 and 6 in detail), and the second bracket plate 142 is used to support the housing 110 and change the inclination angle of the housing 110.

Optionally, with continuing reference to fig. 5 and fig. 6, the first supporting board 141 and the first surface 111 form a supporting space 1401 of the electronic device to be charged in the extended state; the electronic device 200 to be charged abuts against the first stand plate 141 and the first surface 111 of the housing at the same time. When the user rotates to open the second support plate 142, the other end of the rotating shaft moves forward with the connecting plate 143, and synchronously drives the first support plate 141 to rotate around the fixed shaft; the positions and lengths of the first support plate 141, the second support plate 142 and the connecting plate 143, which are specifically connected with the housing 110, can be adjusted according to different specific inclination angles, and in addition, the first support plate 141, the second support plate 142 and the connecting plate 143 can also achieve the purpose of adjusting the inclination angle of the housing 110 by changing the movement track and adjusting the rotation angle. Referring to fig. 6, in the state of fig. 6, the first supporting board 141 is in a protruding state from the first surface 111 of the housing 110, and the second supporting board 142 is in a protruding state from the second surface 112 of the housing 110, in which the wireless charging device can vertically charge the electronic device to be charged.

Optionally, referring to fig. 6 and fig. 7, the first surface 111 of the housing 110 is provided with a first receiving groove 1111, and the first receiving groove 1111 is used for receiving the first support plate 141 in the retracted state. The purpose of the first receiving groove 1111 is to maintain the flatness of the first surface 111 of the housing 110 when the first supporting plate 141 is retracted, so that the overall structure of the wireless charging device 100 is more compact. It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present application are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Referring to fig. 4, in the state of fig. 4, when the first rack plate 141 is in the retracted state, the second rack plate 142 is also in the retracted state, so that the first rack plate 141 and the second rack plate 142 are in the hidden state, and the wireless charging device can horizontally charge the electronic device to be charged in this state. Optionally, referring to fig. 7 and 8, a second receiving groove 1121 is formed in the second surface 112 of the housing 110, and the second receiving groove 1121 is used for receiving the second support plate 142 in the retracted state. The purpose of the second receiving groove 1121 is to maintain the flatness of the second surface 112 of the housing 110 when the second supporting plate 142 is in the retracted state, so that the overall structure of the wireless charging device 100 is simpler. Optionally, with continuing reference to fig. 2 and fig. 3, the wireless charging device 100 in the embodiment of the present application further includes a magnetic shielding sheet 150, and the wireless charging coil 130 and the rechargeable battery 120 are disposed at an interval through the magnetic shielding sheet 150. The magnetic shield 150 functions to prevent magnetic interference between the wireless charging coil 130 and the rechargeable battery 120. The magnetic isolation sheet 150 may be made of a ceramic sheet or a metal sheet such as a steel sheet.

Optionally, in some embodiments, the retracted state of the support assembly 140 may trigger the wireless charging coil 130 to be turned off or switched to operate a different wireless charging coil (not shown) to meet the charging requirements of different electronic devices to be charged.

Referring to fig. 2 and fig. 3, the wireless charging device 100 in the embodiment of the present application further includes a control circuit board 160, wherein the control circuit board 160 is disposed in the accommodating space 1101, electrically connected to the rechargeable battery 120 and the wireless charging coil 130, and configured to control a charging/discharging state of the rechargeable battery 120 and a working state of the wireless charging coil 130.

Optionally, in some embodiments, the wireless charging apparatus 100 in the embodiments of the present application includes: and a power interface (not shown) for connecting an external power source and electrically connected to the control circuit board 160, so that the received electric energy of the external power source can be controlled to be output through the wireless charging coil 130.

It is understood that having a power interface and having a rechargeable battery 120 may exist in one scenario at the same time, or only one scenario.

Optionally, in some embodiments, the control circuit board 160 is configured to control the wireless charging coil 130 to start communication or switch to work with a different wireless charging coil (not shown) to meet the charging requirements of different electronic devices to be charged when it is determined that the first support 141 and the second support 142 are extended from the housing 110 in linkage; and/or the control circuit board 160 is configured to control the wireless charging coil 130 to stop transmitting electric energy or switch to work with a different wireless charging coil (not shown) to meet the charging requirements of different electronic devices to be charged when it is determined that the first support 141 and the second support 142 are retracted into the housing 110 in a linkage manner.

Optionally, in some embodiments, the wireless charging apparatus 100 further includes: the sensor 170, the sensor 170 is electrically connected with the control circuit board 160; the sensor 170 is configured to detect a position status of the carriage assembly 140; the control circuit board 160 is configured to control the wireless charging coil 130 to start communication or switch to work with a different wireless charging coil to meet charging requirements of different electronic devices to be charged when the sensor 170 detects that the first support 141 and the second support 142 are extended from the housing 110 in a linkage manner; and/or the control circuit board 140 is configured to control the wireless charging coil 130 to stop transmitting electric energy or switch to work with a different wireless charging coil to meet charging requirements of different electronic devices to be charged when the sensor 170 detects that the first support 141 and the second support 142 are retracted into the housing 110 in a linkage manner.

The sensor 170 may be disposed on the circuit board 160 as shown in fig. 3, or may be disposed on the housing 110 and electrically connected to the circuit board 160. Alternatively, the sensor 170 may be an optical sensor such as an infrared sensor, a magnetic sensor such as a hall sensor, or a contact sensor such as a relay switch, which is not limited in this respect.

The control circuit board 160 can control to close the wireless charging coil 130 or switch different wireless charging coils (for example, switch coils with different diameters to work, etc.) so as to meet the charging requirements of different electronic devices to be charged. For example, when the state of the coil with the small diameter is switched, the wireless charging device can charge small equipment such as a wireless earphone box, and when the coil with the large diameter is controlled to work, the wireless charging device can charge large equipment such as a mobile phone and a tablet personal computer.

The wireless charging device provided by the embodiment of the application is internally provided with the rechargeable battery, can support various postures of the electronic equipment to be charged, covers more user use scenes, and has the characteristics of good mobility and portability and convenience in operation.

Referring to fig. 9, fig. 9 is a schematic overall structure diagram of another embodiment of the wireless charging device capable of supporting multiple charging postures, which is different from the foregoing embodiments, in the embodiment of the present application, an indicator lamp 114, a USB interface 115, an anti-slip pad 116, and the like are further disposed on a housing 110 of the wireless charging device 100, wherein the indicator lamp 114 is electrically connected to a control circuit board (not shown), and the indicator lamp 114 is used for indicating a working state of the wireless charging device; the USB interface 115 is also electrically connected to the control circuit board, and is used to charge the rechargeable battery and the electronic device in a wired manner. The non-slip pad 116 may be a surface disposed on one side of the housing 110 corresponding to the wireless charging coil, and the specific material may be rubber, which is used to increase the friction between the electronic device and the wireless charging device and prevent the electronic device and the wireless charging device from slipping and dislocating.

The wireless charging device provided by the embodiment of the application mainly has the following characteristics: on one hand, the wireless charging device is provided with a rechargeable battery and adopts the design of a wireless charging structural scheme, so that the traditional wireless charging base is well improved and has the characteristic of movable wireless charging; on the other hand, the bracket assembly is simple in structure, two bracket plates can be opened by one action, and the operation is convenient and fast; the bracket component adopts a hidden design, has strong appearance integrity and small volume, and improves the alignment of wireless charging; furthermore, due to the fact that the electronic equipment is charged in multiple charging postures, more user use scenes can be covered at the same time, for example, in the inclined supporting state, a user can watch videos while charging, and the electronic equipment support function is achieved.

The above only is the partial embodiment of the utility model discloses a not therefore restriction the utility model discloses a protection scope, all utilize the utility model discloses equivalent device or equivalent flow transform that the content of description and drawing was done, or direct or indirect application in other relevant technical field, all the same reason is included in the patent protection scope of the utility model.

Claims (13)

1. A wireless charging device, comprising:

a housing provided with an accommodating space;

the wireless charging coil is arranged in the accommodating space, corresponds to one side surface of the shell and can wirelessly charge the electronic equipment close to the side surface;

the bracket component comprises a first bracket plate and a second bracket plate, and the first bracket plate and the second bracket plate can extend out or retract into the shell in a linkage manner.

2. The wireless charging device of claim 1, wherein the housing comprises a first surface, a second surface, and a side surface connecting the first surface and the second surface, the first surface and the second surface being opposite each other; the wireless charging coil is arranged corresponding to the first surface; the bracket component can be extended out of the first surface and the second surface or retracted into the shell in a linkage mode.

3. The wireless charging device according to claim 2, wherein when the first cradle board is in an extended state from the first surface of the housing, the second cradle board is in an extended state from the second surface of the housing, and the wireless charging device is capable of upright charging of an electronic device to be charged in this state; when the first support plate is in a withdrawing state, the second support plate is also in a withdrawing state, and the wireless charging device can horizontally charge the electronic equipment to be charged in the state.

4. The wireless charging device according to claim 3, wherein the retracted state of the bracket assembly can trigger to turn off the wireless charging coil or switch to work with a different wireless charging coil to meet the charging requirements of different electronic devices to be charged.

5. The wireless charging device of claim 3, wherein the bracket assembly further comprises a connection plate; the first support plate and the second support plate are hinged with the shell respectively; the two opposite ends of the connecting plate are respectively hinged with the first support plate and the second support plate, so that the first support plate and the second support plate are linked; under the state that stretches out of first mounting panel with the second mounting panel, first mounting panel is used for treating the electronic equipment that charges and carries out the auxiliary stay, the second mounting panel is used for right the casing supports.

6. The wireless charging device of claim 5, wherein the first stand plate forms a carrying space for an electronic device to be charged together with the first surface in the extended state; the electronic device to be charged abuts against the first support plate and the first surface of the shell at the same time.

7. The wireless charging device of claim 5, wherein the first surface of the housing is provided with a first receiving groove for receiving the first stand plate in the retracted state.

8. The wireless charging device of claim 5, wherein the second surface of the housing is provided with a second receiving groove for receiving the second supporting plate in the retracted state.

9. The wireless charging device of any one of claims 1-8, further comprising a control circuit board, wherein the control circuit board is disposed in the accommodating space and electrically connected to the wireless charging coil.

10. The wireless charging device of claim 9, further comprising a rechargeable battery disposed in the accommodating space, wherein the rechargeable battery is electrically connected to the control circuit board; and/or the presence of a gas in the gas,

the wireless charging device also comprises a magnetic separation sheet which is arranged in the accommodating space, and the wireless charging coil and the rechargeable battery are arranged at intervals through the magnetic separation sheet; and/or the presence of a gas in the gas,

the wireless charging device further includes: and the power interface is used for connecting an external power supply and is electrically connected with the control circuit board.

11. The wireless charging device of claim 9, wherein the housing further comprises an indicator light, and the indicator light is electrically connected to the control circuit board.

12. The wireless charging device of claim 9, wherein the control circuit board is configured to control the wireless charging coil to initiate communication or switch to a different wireless charging coil to work to meet charging requirements of different electronic devices to be charged when it is determined that the first support and the second support are extended from the housing in a linkage manner; and/or the control circuit board is configured to control the wireless charging coil to stop transmitting electric energy or switch to work of different wireless charging coils to meet charging requirements of different electronic devices to be charged when the first support and the second support are determined to be retracted into the shell in a linkage manner.

13. The wireless charging device of claim 12, further comprising a sensor electrically connected to the control circuit board; the sensor is configured to detect a position state of the carriage assembly; the control circuit board is configured to control the wireless charging coil to start communication or switch to work of different wireless charging coils to meet charging requirements of different electronic devices to be charged when the sensor detects that the first support and the second support are extended out of the shell in a linkage manner; and/or the control circuit board is configured to control the wireless charging coil to stop transmitting electric energy or switch to work of different wireless charging coils to meet charging requirements of different electronic devices to be charged when the sensor detects that the first support and the second support are retracted into the shell in a linkage manner.

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