CN108258779A - A kind of wireless charging method and mobile wireless charging equipment - Google Patents

Abstract

The embodiments of the present invention relate to the field of wireless charging, in particular to a wireless charging method and a mobile wireless charging device, which are used to solve the problem of inconvenient charging of terminal devices in the prior art. In the embodiment of the present invention, the wireless charging method is used for a mobile wireless charging device; including: receiving a charging request signal sent by a terminal device; the charging request signal includes the first position information of the terminal device; determining the second location information of the mobile wireless charging device Location information; determine the path to the terminal device according to the first location information of the terminal device and the second location information of the mobile wireless charging device; arrive at the terminal device along the determined path; when it is determined that the connection with the terminal device is successful, perform a check on the terminal device Charge. The embodiment of the present invention can realize that the wireless charging device automatically searches for the terminal device that sends the charging request, and performs charging; realizes the automatic charging of the terminal device by the wireless charging device.

Description

A wireless charging method and mobile wireless charging device

technical field

The embodiments of the present invention relate to the field of wireless charging, and in particular, to a wireless charging method and a mobile wireless charging device.

Background technique

With the continuous advancement of technology, various terminal devices with different functions have become an indispensable part of people's daily life. When the power of the terminal device is exhausted, the traditional method is to connect the terminal device to a power source with a power cord for charging. For the user, this charging method is troublesome. Therefore, a wireless charging coil that can be charged without a charging cable has emerged as the times require.

The wireless charging coil adopts the latest wireless charging technology, which transmits electric energy by using the magnetic field generated between the coils. The inductive coupling technology is a bridge connecting the terminal device and the wireless charging coil. The wireless charging coil transmits electric energy to the terminal device, and the terminal device uses the received electric energy to charge the battery on the terminal. The specific principle of wireless charging is: the wireless charging coil is provided with a transmitting coil; the transmitting coil is connected to a power source to generate an electromagnetic signal. The terminal device is provided with a receiving coil, and the receiving coil and the transmitting coil are coupled to realize receiving the electromagnetic signal sent by the transmitting coil to generate current to charge the battery.

However, when the user charges the terminal device, the user usually needs to find the wireless charging coil by himself, and manually align the wireless charging coil and the terminal device, which causes the problem of inconvenient charging of the terminal device.

Contents of the invention

Embodiments of the present invention provide a wireless charging method and a mobile wireless charging device to solve the problem of inconvenient charging of terminal devices in the prior art.

An embodiment of the present invention provides a wireless charging method for a mobile wireless charging device; the method includes: receiving a charging request signal sent by a terminal device; the charging request signal includes first location information of the terminal device; Determine the second location information of the mobile wireless charging device; determine the path to the terminal device according to the first location information of the terminal device and the second location information of the mobile wireless charging device; The path reaches the terminal device; when it is determined that the connection with the terminal device is successful, the terminal device is charged.

Since in the embodiment of the present invention, after receiving the charging request information number sent by the terminal device, the mobile wireless charging device determines to arrive at the The path of the terminal device; automatically find the terminal device that sends the charging request along the determined path; and then charge the terminal device when it is determined that the connection with the terminal device is successful; realize the automatic charging of the terminal device by the wireless charging device Charge.

After the mobile wireless charging device arrives at the terminal device, it is necessary to further align the mobile wireless charging coil with the terminal. Optionally, the mobile wireless charging device includes a telescopic arm and a wireless charging coil; after arriving at the terminal device along the determined path, the method further includes: determining third position information of the terminal device, according to The third position information of the terminal device determines the stretching direction of the telescopic arm; stretches the telescopic arm according to the determined stretching direction; aligns with the terminal device, and performs Charge.

In order to further improve the alignment between the mobile wireless charging device and the terminal device, the present invention is being implemented. Optionally, aligning with the terminal device and charging the terminal device includes: adjusting a fourth position, so that the parameter to be adjusted meets a preset range.

After the mobile wireless charging device charges the terminal device, in order to facilitate the movement of the mobile wireless charging device and protect the telescopic arm. Optionally, after charging the terminal device, the method further includes: restoring the telescopic arm to its original state when it is determined that a preset condition is met; wherein the preset condition includes any one of the following: The charging completion message sent by the terminal device is received; the terminal device is not detected within a preset time period.

An embodiment of the present invention provides a mobile wireless charging device, including: a device body and a moving part connected to the device body, wherein the device body includes a wireless charging coil, a receiver and a main controller; the receiver , used to receive the charging request signal sent by the terminal device; the charging request signal includes the first location information of the terminal device; the main controller is connected to the receiver; used to determine the mobile wireless The second location information of the charging device; when the path to the terminal device is determined according to the first location information of the terminal device and the second location information of the mobile wireless charging device, send the first Control instruction; when it is determined that the connection with the terminal device is successful, send a second control instruction to the wireless charging coil; the first control instruction is used to instruct the mobile part to reach the terminal device; the second control The instruction is used to instruct to charge the terminal device; the wireless charging coil is connected to the main controller; it is used to charge the terminal device according to the second control instruction; the moving part is connected to the The main controller is connected to drive the device body to the terminal device along the determined path according to the first control instruction.

Optionally, a telescopic arm is also included; one end is fixed to the moving part, and the other end is fixed to the device body.

Optionally, the mobile wireless charging device further includes a telescopic arm; one end is fixed to the wireless charging coil, and the other end is fixed to the device body.

The connection manners of the above two elastic arms can improve the charging efficiency of the terminal device by the mobile wireless charging device.

Optionally: further comprising a distance sensor; set on the device body and connected to the main controller for determining the third position information of the terminal device; the main controller is also used for Determine the stretching direction of the telescopic arm according to the third position information of the terminal device, and send a third control instruction to the telescopic arm; when it is determined that the wireless charging coil is aligned with the terminal device, send The charging coil sends a message of successful connection with the terminal device, so that the wireless charging coil charges the terminal device; wherein, the third control instruction is used to instruct the telescopic arm to stretch.

Optionally, the mobile wireless charging device further includes: a Hall sensor; fixed on the device body and connected to the main controller; The controller sends the current value of the parameter to be adjusted; the main controller is configured to send a fourth control instruction to the moving part according to the current value of the parameter to be adjusted and the preset range of the parameter to be adjusted; The fourth control instruction is used to make the moving part drive the device body to adjust a fourth position, so that the parameter to be adjusted meets the preset range.

The alignment between the terminal equipment and the mobile wireless charging equipment can be made more precise by using the distance sensor and the Hall induction device, thereby further improving the charging efficiency of the terminal equipment.

Optionally, the main controller is further configured to send a return to original state instruction to the telescopic arm when it is determined that a preset condition is met; the return to original state instruction is used to instruct the telescopic arm to return to its original state; wherein, the The preset condition includes any one of the following: receiving a charging completion message sent by the terminal device; not detecting the terminal device within a preset time period.

Optionally, the telescopic arm includes at least two nested threaded rods; or, at least two articulated quadrilaterals.

Optionally, the moving parts include universal wheels or Mecanum wheels.

In the embodiment of the present invention, since in the embodiment of the present invention, after the mobile wireless charging device receives the charging request information number sent by the terminal device, according to the first location information of the terminal device and the second location information of the mobile wireless charging device The location information determines the path to the terminal device; along the determined path, the terminal device that sends the charging request is automatically found; when it is determined that the connection with the terminal device is successful, the terminal device is charged; wireless charging is realized Device-to-end device automatic charging.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a mobile wireless charging device provided by an embodiment of the present invention;

Fig. 3 is a schematic side view structural diagram of a connection method of a telescopic arm of a mobile wireless charging device provided by an embodiment of the present invention;

Fig. 4 is a side view schematic diagram of the connection mode of the telescopic arm of another mobile wireless charging device provided by the embodiment of the present invention;

Fig. 5 is a schematic structural diagram of another mobile wireless charging device provided by an embodiment of the present invention;

FIG. 6 is a schematic flow chart of a wireless charging method provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Fig. 1 shows a schematic diagram of a communication system architecture applying an embodiment of the present invention. As shown in FIG. 1 , the system architecture includes a mobile wireless charging device 10 , a terminal device 11 and a charging pile 13 ; the mobile wireless charging device 10 and the terminal 11 can be connected via wireless or Bluetooth.

The mobile wireless charging device 10 is configured to move to the terminal device 11 after receiving the charging request signal sent by the terminal device 11, and wirelessly charge the terminal device.

The terminal device 11 is used to send a charging request signal to the mobile wireless charging device 10 when it is determined that the power is lower than the threshold or other charging conditions are required, so that the mobile wireless charging device moves to the terminal device and performs charging on the mobile wireless charging device 10. Charge. The terminal device 11 may include various handheld devices, wearable devices, computing devices, smart phones, smart watches, tablet computers, etc. with communication functions.

The charging pile 13 is connected to an external power source for charging the mobile wireless charging device 10 .

In order to further illustrate the mobile wireless charging device, FIG. 2 shows a schematic structural diagram of a mobile wireless charging device applying an embodiment of the present invention. As shown in FIG. 2 , the mobile wireless charging device 10 includes a device body 101 and a moving part 102 connected to the device body 101 .

The device body 101 includes a wireless charging coil 1010, a receiver 1011 and a main controller 1012; the receiver 1011 is used to receive a charging request signal sent by a terminal device; the charging request signal includes the first Position information; the main controller 1012 is connected to the receiver 1011; used to determine the second position information of the mobile wireless charging device; according to the first position information of the terminal device and the mobile wireless charging device When the second location information of the wireless charging device determines the route to the terminal device, send the first control instruction to the moving part 102; Two control instructions; the first control instruction is used to instruct the moving part 102 to arrive at the terminal device; the second control instruction is used to instruct the terminal device to be charged; the wireless charging coil 1010, and the connected to the main controller 1012; used to charge the terminal device according to the second control instruction;

The moving part 102 is connected to the main controller 1012 in the device body 101; and is used to drive the device body 101 to the terminal device along the determined path according to the first control instruction where you are.

In the embodiment of the present invention, after receiving the charging request information sent by the terminal device, the mobile wireless charging device determines to arrive at the terminal device according to the first location information of the terminal device and the second location information of the mobile wireless charging device. automatically find the terminal device that sends the charging request along the determined path; and then charge the terminal device when it is determined that the connection with the terminal device is successful; realize automatic charging of the terminal device by the wireless charging device.

After the mobile wireless charging device arrives at the terminal device, it is necessary to align the mobile wireless charging coil with the terminal. Mobile wireless charging devices need to move up and down to achieve alignment with the terminal. The mobile wireless charging device also includes a telescopic arm; the embodiment of the present invention provides two connection modes of the telescopic arm; as shown in FIG. 3 and FIG. 4 .

Fig. 3 shows a schematic side view of a connection method of a telescopic arm of a mobile wireless charging device according to an embodiment of the present invention. As shown in FIG. 3 , the mobile wireless charging device further includes a telescopic arm 103 , one end of the telescopic arm 103 is fixed to the moving part 102 , and the other end is fixed to the device body 101 . The wireless charging coil can be arranged in the device body, or on or under the device body. When the telescopic arm is in a stretched state, the device body 101 can be in contact with the terminal device or be closest to the terminal device, which can improve the charging efficiency of the terminal device. When the mobile wireless charging device is placed on a desktop to charge an electronic device that is also placed on the desktop, the wireless charging coil can be arranged at the bottom of the device body close to the desktop. And when the mobile wireless charging device is placed on the ground to charge an electronic device placed on a desktop, the wireless charging coil can be arranged above the device body close to the desktop.

Fig. 4 shows a schematic side view structural diagram of another connection manner of a telescopic arm of a mobile wireless charging device according to an embodiment of the present invention. As shown in FIG. 4 , the mobile wireless charging device further includes a telescopic arm 103 , one end of the telescopic arm 103 is fixed to the wireless charging coil 1010 , and the other end is fixed to the device body 101 . When the telescopic arm is in a stretched state, the wireless charging coil is in contact with the terminal device or is closest to the terminal device. This connection mode can flexibly move the wireless charging coil, and can also improve the charging efficiency of the terminal device by the mobile wireless charging device. Similarly, when the mobile wireless charging device is placed on a desktop to charge an electronic device that is also placed on the desktop, the wireless charging coil can be arranged under the device body close to the desktop. And when the mobile wireless charging device is placed on the ground to charge an electronic device placed on a desktop, the wireless charging coil can be arranged above the device body close to the desktop.

Optionally, the telescopic arm includes at least two nested threaded rods; or, at least two articulated quadrilaterals. The telescopic arm in Fig. 2 to Fig. 4 is illustrated by taking five nested threaded rods as an example.

In the embodiment of the present invention, the moving part includes a universal wheel or a Mecanum wheel.

In the embodiment of the present invention, after the mobile wireless charging device reaches the terminal device, the telescopic arm is raised or lowered to realize the alignment of the wireless charging coil and the terminal device. The mobile wireless charging device further includes a distance sensor; FIG. 5 shows a schematic structural diagram of another mobile wireless charging device applying an embodiment of the present invention. As shown in Figure 5, the mobile wireless charging device includes a device body 101, a moving part 102 connected to the device body 101, the device body 101 includes a wireless charging coil 1010, a receiver 1011, a main controller 1012 and A distance sensor 1013, the distance sensor 1013 is arranged on the device body and is connected to the main controller for determining the third position information of the terminal device; the main controller 1012 also uses After determining the stretching direction of the telescopic arm according to the third position information of the terminal device, sending a third control command to the telescopic arm; when it is determined that the wireless charging coil is aligned with the terminal device, sending The wireless charging coil sends a message of successful connection with the terminal device, so that the wireless charging coil charges the terminal device; wherein, the third control instruction is used to instruct the stretching of the telescopic arm; FIG. 5 The connection mode of the middle telescopic arm 103 is illustrated by taking FIG. 3 as an example; the connection relationship of other structures is the same as that in FIG. 2 .

In order to further improve the alignment between the mobile wireless charging device and the terminal device, in the implementation of the present invention, the mobile wireless charging device further includes: a Hall sensor 1014 (as shown in FIG. 5 ); on the device body and connected to the main controller; the Hall sensing device 1014 is used to send the current value of the parameter to be adjusted to the main controller; the main controller is used to adjust according to the The current value of the parameter and the preset range of the parameter to be adjusted send a fourth control command to the moving part; the fourth control command is used to make the moving part drive the device body to adjust the fourth position to making the parameter to be adjusted satisfy the preset range.

After the mobile wireless charging device charges the terminal device, in order to facilitate the movement of the mobile wireless charging device and protect the telescopic arm. Specifically, it may be: the main controller is further configured to send an instruction to restore the original state to the telescopic arm when it is determined that the preset condition is met; the instruction to restore the original state is used to instruct the telescopic arm to restore the original state; wherein, the The preset condition includes any one of the following: receiving a charging completion message sent by the terminal device; not detecting the terminal device within a preset time period.

It should be noted that the shape of the device body 101, the moving part 102, the wireless charging coil 1010, the receiver 1011, the main controller 1012, the distance sensor 1013 and the Hall sensor 1014 in FIGS. 1 to 4 are only exemplary. Yes, according to actual needs, other shapes are also possible.

A schematic diagram of a possible structure of a mobile wireless charging device provided by an embodiment of the present invention is shown in any one of Fig. 1 to Fig. 5 . Based on the same idea, FIG. 6 exemplarily shows a schematic flow chart of a wireless charging method provided by an embodiment of the present invention. As shown in FIG. 6, the wireless charging method includes the following steps:

Step 601, receiving a charging request signal sent by a terminal device; the charging request signal includes first location information of the terminal device;

Step 602, determine the second location information of the mobile wireless charging device; determine the path to the terminal device according to the first location information of the terminal device and the second location information of the mobile wireless charging device; The determined path reaches the terminal device;

Step 603, when it is determined that the connection with the terminal device is successful, charge the terminal device.

In the embodiment of the present invention, since in the embodiment of the present invention, after the mobile wireless charging device receives the charging request information number sent by the terminal device, according to the first location information of the terminal device and the second location information of the mobile wireless charging device The location information determines the path to the terminal device; along the determined path, the terminal device that sends the charging request is automatically found; when it is determined that the connection with the terminal device is successful, the terminal device is charged; wireless charging is realized Device-to-end device automatic charging.

It should be noted that, in step 601, the first location information may be coordinates in the horizontal direction, which may be determined by the terminal according to a Global Positioning System (Global Positioning System, GPS for short) positioning system.

In step 602, a GPS positioning system may be installed in the mobile wireless charging device to determine the second location information of itself, according to the first location information of the terminal device and the second location information of the mobile wireless charging device Determine a path to the terminal device; the mobile wireless charging device may determine multiple paths to the terminal, plan the shortest path, and reach the terminal device along the determined shortest path. When encountering an obstacle, try to turn left or right to advance the preset distance, and then use this as a new starting point to re-plan the shortest path.

After the mobile wireless charging device arrives at the terminal device, align the terminal device with the mobile wireless charging device. Optionally, the mobile wireless charging device includes a telescopic arm and a wireless charging coil; after arriving at the terminal device along the determined path, the method further includes: determining third position information of the terminal device, according to The third position information of the terminal device determines the stretching direction of the telescopic arm; stretches the telescopic arm according to the determined stretching direction; aligns with the terminal device; When the coil is aligned with the terminal device, it is determined that the connection with the terminal device is successful. The charging coil of the terminal device is pulled closer by the telescopic arm to align with the wireless charging coil of the mobile wireless charging device, so as to improve charging efficiency. Optionally, the third position information may be coordinates in the vertical direction.

In order to further improve the charging efficiency of the terminal, the larger the effective contact area between the wireless charging coil of the mobile wireless charging device and the receiving coil in the terminal device, the higher the charging efficiency. In the embodiment of the present invention, the aligning with the terminal device includes: adjusting the fourth position, so that the parameter to be adjusted meets a preset range. The parameters to be adjusted include magnetic field strength, and the adjustment of the fourth position may specifically be moving back and forth in the X direction and Y direction in the horizontal direction, so that the magnetic field strength meets a preset range.

When the mobile wireless charging device finishes charging the terminal device and needs to be charged, in order to facilitate the movement of the mobile wireless charging device and protect the telescopic arm. Optionally, after charging the terminal device, the method further includes: restoring the telescopic arm to its original state when it is determined that a preset condition is met; wherein the preset condition includes any one of the following: The charging completion message sent by the terminal device is received.

It can be seen from the above that in the embodiment of the present invention, since in the embodiment of the present invention, after the mobile wireless charging device receives the charging request information number sent by the terminal device, according to the first location information of the terminal device and the mobile The second location information of the type wireless charging device determines the path to the terminal device; automatically finds the terminal device that sends the charging request along the determined path; afterward, when it is determined that the connection with the terminal device is successful, the terminal device Charging; realize the automatic charging of the terminal equipment by the wireless charging equipment.

Those skilled in the art should understand that the embodiments of the present invention may be provided as methods or computer program products. Accordingly, the present invention can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It should be understood that each procedure and/or block in the flowchart and/or block diagram, and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.

While preferred embodiments of the invention have been described, additional changes and modifications to these embodiments can be made by those skilled in the art once the basic inventive concept is appreciated. Therefore, it is intended that the appended claims be construed to cover the preferred embodiment as well as all changes and modifications which fall within the scope of the invention.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention also intends to include these modifications and variations.

Claims (11)

1. a kind of wireless charging method, which is characterized in that for mobile wireless charging equipment；The method includes：

The charge request signal that receiving terminal apparatus is sent；The charge request signal includes first of the terminal device Confidence ceases；

Determine the second position information of the mobile wireless charging equipment；According to the first position information of the terminal device and The second position information of the mobile wireless charging equipment determines to reach the path of the terminal device；It is described along determining Path reaches the terminal device；

When determining with the terminal device successful connection, charge to the terminal device.

2. the method as described in claim 1, which is characterized in that the mobile wireless charging equipment is including telescopic arm and wirelessly Charge coil；

After the path that the edge is determined reaches the terminal device, further include：

Determine the third place information of the terminal device；

The draw direction of the telescopic arm is determined according to the third place information of the terminal device；

The telescopic arm is stretched according to the draw direction determined；

It is aligned with the terminal device, and charges to the terminal device.

3. method as claimed in claim 2, which is characterized in that it is described to be aligned with the terminal device, and the terminal is set It is standby to charge, including：

The 4th position is adjusted, so that parameter to be adjusted meets preset range.

4. the method as described in claim 1, which is characterized in that it is described charge to the terminal device after, further include：

When determining to meet preset condition, the telescopic arm is restored to the original state；Wherein, the preset condition is included in the following contents Any one：

Receive the charging complete message that the terminal device is sent；

The terminal device is not detected in preset duration.

5. a kind of mobile wireless charging equipment, which is characterized in that including：Apparatus body, the shifting being connect with the apparatus body Dynamic component, wherein, the apparatus body includes Wireless charging coil, receiver and master controller；

The receiver, the charge request signal sent for receiving terminal apparatus；The charge request signal includes described The first position information of terminal device；

The master controller is connect with the receiver；For determining the second confidence of the mobile wireless charging equipment Breath；It is determined in the second position information of the first position information according to the terminal device and the mobile wireless charging equipment When reaching the path of the terminal device, the first control instruction is sent to the moving parts；It is determining and the terminal device During successful connection, the second control instruction is sent to the Wireless charging coil；First control instruction is used to indicate the shifting Dynamic component reaches the terminal device；Second control instruction, which is used to indicate, charges to the terminal device；

The Wireless charging coil is connect with the master controller；For according to second control instruction, being set to the terminal It is standby to charge；

The moving parts is connect with the master controller；For the road determined according to first control instruction, edge Diameter drives the apparatus body to reach the terminal device.

6. mobile wireless charging equipment as claimed in claim 5, which is characterized in that further include telescopic arm；One end with it is described Moving parts is fixed, and the other end and the apparatus body are fixed.

7. mobile wireless charging equipment as claimed in claim 6, it is characterised in that：Further comprise distance-sensor；If It on the apparatus body, and is connect with the master controller, for determining the third place information of the terminal device；

The master controller is additionally operable in the stretching side that the telescopic arm is determined according to the third place information of the terminal device To telescopic arm transmission third control instruction；When determining that the Wireless charging coil is aligned with the terminal device, to The Wireless charging coil sends the message with the terminal device successful connection, so that the Wireless charging coil is to the end End equipment charges；Wherein, the third control instruction is used to indicate the telescopic arm and stretches.

8. mobile wireless charging equipment as claimed in claim 6, which is characterized in that further include：Hall sensor；It is fixed on It is connect on the apparatus body and with the master controller；

The hall sensing device, for sending the current value of parameter to be adjusted to the master controller；

The master controller, for the current value according to the parameter to be adjusted and the preset range of the parameter to be adjusted, to The moving parts sends the 4th control instruction；4th control instruction is used to that the moving parts to be made to drive the equipment sheet Body adjusts the 4th position, so that the parameter to be adjusted meets the preset range.

9. mobile wireless charging equipment as claimed in claim 5, which is characterized in that the master controller is additionally operable to true When meeting preset condition surely, the instruction that restores to the original state is sent to the telescopic arm；The instruction that restores to the original state is used to indicate described stretch Contracting arm restores to the original state；Wherein, the preset condition includes any one of the following contents：

Receive the charging complete message that the terminal device is sent；

The terminal device is not detected in preset duration.

10. such as claim 5 to 9 any one of them mobile wireless charging equipment, which is characterized in that the telescopic arm includes The threaded rod of at least two nested types；Alternatively, at least two hinged quadrangles.

11. mobile wireless charging equipment as claimed in claim 5, which is characterized in that the moving parts includes universal wheel Or Mecanum wheel.