CN213754049U - Wearable equipment, charging device and charging system - Google Patents
Wearable equipment, charging device and charging system Download PDFInfo
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- CN213754049U CN213754049U CN202022696588.2U CN202022696588U CN213754049U CN 213754049 U CN213754049 U CN 213754049U CN 202022696588 U CN202022696588 U CN 202022696588U CN 213754049 U CN213754049 U CN 213754049U
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Abstract
Wearable equipment, charging device and charging system, this charging device include carry out the hall sensor of response, first wireless charging module and the control unit to magnetic field, hall sensor reaches first wireless charging module with the control unit electric connection, works as when hall sensor sensing takes place the change to magnetic field, to the signal that the control unit transmission magnetic field changes, after this signal is received to the control unit, control first wireless charging module outwards charges, when not charging waiting to charge the device, charging device can be in the dormancy state. The charging device and the charging system can better charge the device to be charged.
Description
Technical Field
The utility model belongs to the technical field of the charging technique and specifically relates to a wearable equipment, charging device and charging system.
Background
With the development of wearable technology, various wearable devices with small size, low power consumption and suitable for wearing and applying enter the visual field of people, such as smart bracelets, smart watches, smart patches, smart clothes and the like. Watch and hand ring equipment have certain thickness, and have plastic mold shell parcel, and it adopts the USB interface to charge directly mostly. The patch capable of monitoring parameters such as temperature, electrocardio and the like needs to be tightly attached to a human body for use, and silica gel is wrapped outside the device, so that the patch has the characteristics of light weight, flexibility and thinness, and is not suitable for charging in a hard interface mode. In the prior art, wearable devices of this category are generally charged by a metal thimble or wirelessly. Because the built-in battery of the patch is very small and can not be replaced, if the circuit consumes too much power in storage or long-term storage after being fully charged once, the service life of the battery of the product can be influenced, and the phenomena of swelling and the like are caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a wearable equipment, charging device and charging system, this charging device and charging system can be better for waiting that charging device charges.
The utility model provides a charging device, include the hall sensor, first wireless charging module and the control unit that carry out the response to magnetic field, hall sensor reaches first wireless charging module with the control unit electrical property links to each other, works as hall sensor sensing when magnetic field changes, to the signal that the control unit transmission magnetic field changes, the control unit is after receiving this signal, controls first wireless charging module outwards charges.
Furthermore, a power module, an external power supply detection unit for detecting whether an external power supply is connected and a selection switch are arranged in the charging device, the external power supply detection unit and the selection switch are electrically connected with the control unit, an external power supply interface and the built-in power supply module are connected with one side of the selection switch, the first wireless charging module is connected with the other side of the selection switch, when the external power supply detection unit detects that the external power supply is connected when supplying power to the outside, the control unit controls the selection switch to enable the external power supply interface to be communicated with the first wireless charging module, when the external power supply detection unit detects that no external power supply is connected, the control unit controls the selection switch to enable the built-in power supply module to be communicated with the first wireless charging module.
Further, a power module is arranged in the charging device, the built-in power module is electrically connected with the control unit and the first wireless charging module, when the charging device supplies electric energy to the first wireless charging module through the built-in power module, the control unit obtains information of electric quantity of the device to be charged from the first wireless charging module, when the electric quantity value of the device to be charged is smaller than a lower threshold value, the control unit controls the built-in power module to charge the device to be charged, and when the electric quantity value of the device to be charged is larger than an upper threshold value, the control unit controls the first wireless charging module to stop charging.
Furthermore, a built-in power supply electric quantity detection unit for detecting the built-in power supply module is arranged in the charging device, and the built-in power supply electric quantity detection unit is electrically connected with the control unit.
Further, a voltage regulating circuit is arranged in the built-in power supply module, a storage battery in the built-in power supply module is electrically connected with the first wireless charging module and each power utilization module in the charging device through the voltage regulating circuit, and the storage battery provides required voltage for each power utilization module in the first wireless charging module and the charging device through the voltage regulating circuit.
Furthermore, a temperature and humidity detection unit for detecting the external temperature and humidity is arranged in the charging device, and the temperature and humidity detection unit is electrically connected with the control unit.
Furthermore, a display module for displaying charging information of the charging device is arranged in the charging device, and the display module is electrically connected with the control unit.
Further, the charging device comprises a wireless communication module which performs data transmission with a cloud server, the wireless communication module is electrically connected with the control unit, and the control unit sends charging information of the charging device to the cloud server through the wireless communication module.
The utility model also provides a charging system, including foretell charging device and high in the clouds server, charging device with charging information send to the high in the clouds server, the high in the clouds server is used for handling data to the information transmission after will handling is to the customer end.
The utility model also provides a wearable equipment, wearable equipment includes that the second is wireless to charge module and magnet, works as when wearable equipment is close to foretell charging device, magnet makes hall sensor sensing takes place to change in magnetic field.
To sum up, the utility model provides a charging device can make charging device can the sensing to treat being close to of charging device. The control unit can control the first wireless charging module to transmit electric quantity to a second wireless charging module in the wearable device in an electromagnetic coupling mode so as to charge the device to be charged; furthermore, the charging device can keep a dormant state all the time when not charging, and power consumption of each built-in module can be reduced. Furthermore, through the detection of the electric quantity of the device to be charged, the device to be charged is favorable for preventing the device to be charged from excessively consuming due to circuit self-consumption when being transported for a long distance, stored in a warehouse or stored for a long time, the service life of a battery of the device to be charged is shortened, and the phenomena of bulging and the like are reduced.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 shows that the utility model provides a wearable device charging system's system block diagram.
Fig. 2 is a block diagram of the system of fig. 1 when the charging device charges the wearable device.
Fig. 3 is a system block diagram of the charging device in fig. 1.
Fig. 4 is a schematic flowchart illustrating a process of charging a wearable device by a wearable device charging apparatus.
Fig. 5 is a schematic flow chart illustrating a process of powering up the wearable device by the charging apparatus for the wearable device.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the invention, the following detailed description is given with reference to the accompanying drawings and preferred embodiments.
The utility model provides a wearable equipment, charging device and charging system, this charging device and charging system can be better for waiting that charging device charges.
Fig. 1 is a system block diagram of a wearable device charging system provided by the present invention, fig. 2 is a system block diagram of the charging device in fig. 1 when charging the wearable device, fig. 3 is a system block diagram of the charging device in fig. 1, fig. 4 is a schematic flow diagram of the charging device in fig. 1 when charging the wearable device, and fig. 5 is a schematic flow diagram of the charging device in fig. 5 when recharging the wearable device. As shown in fig. 1 to 5, the embodiment of the present invention provides a charging system, which includes a charging device 10 and a cloud server 20, wherein the charging device 10 waits for the charging device to charge for the wearable device 40, and sends the charging information of the charging device 10 to the cloud server 20, and the cloud server 20 is used for processing data and sending the processed information to the client 30.
The charging device 10 is internally provided with a hall sensor 111 for sensing a magnetic field, a first wireless charging module 12 and a control unit 13, the hall sensor 111 and the first wireless charging module 12 are electrically connected with the control unit 13, the wearable device 40 is internally provided with a magnet 41 and a second wireless charging module 42, when the wearable device 40 is placed in the charging device 10, the hall sensor 111 senses the change of the magnetic field and transmits a signal of the change of the magnetic field to the control unit 13, and the control unit 13 controls the first wireless charging module 12 to charge the second wireless charging module 42 after receiving the signal. In this embodiment, the control unit 13 may be an STM32L4 series single chip microcomputer, which can have rich peripherals and ultra-low power consumption capability.
In the present embodiment, as shown in fig. 4, the charging device 10 may be initially in a first mode with low power consumption, in which each module in the charging device 10 may be in a sleep state, and only the hall sensor 111 is in an operating state. After the magnet 41 in the wearable device 40 is close to the hall sensor 111, the magnetic field sensed by the hall sensor 111 changes, that is, the level of the hall sensor 111 reverses, the hall sensor 111 can send a signal to the control unit 13 to wake up the control unit 13, and through the change, the charging device 10 can sense the approach of the wearable device 40. The control unit 13 can control the first wireless charging module 12 to transmit the power to the second wireless charging module 42 in the wearable device 40 by electromagnetic coupling to charge the wearable device 40; further, the charging device 10 can keep a sleep state when not being charged, and can reduce power consumption of each built-in module. It is understood that in other embodiments, the charging device 10 may also be used for wirelessly charging other devices to be charged, as long as there is a magnet 41 in the device and the hall sensor 111 can sense the change of the magnetic field when approaching the charging device.
Further, in this embodiment, the charging device 10 further includes a built-in power module 14, an external power detection unit 112 for detecting whether there is an external power access, and a selection switch 15, where the external power detection unit 112 and the selection switch 15 are both electrically connected to the control unit 13, the external power interface 16 and the built-in power module 14 are connected to one side of the selection switch 15, and the first wireless charging module 12 is connected to the other side of the selection switch 15. When the wearable device 40 is charged, when the external power detection unit 112 detects that an external power is connected, the control unit 13 enables the external power interface 16 to communicate with the first wireless charging module 12 through the selection switch 15, that is, the first wireless charging module 12 charges the wearable device 40 through the energy provided by the external power; when the external power detecting unit 112 detects that no external power is connected, the control unit 13 connects the built-in power module 14 to the first wireless charging module 12 through the selection switch 15, that is, the first wireless charging module 12 charges the wearable device 40 through the built-in power module 14.
With reference to fig. 4, when the wearable device 40 approaches the charging apparatus 10, the level of the hall sensor 111 is inverted, the control unit 13 is awakened, and the charging apparatus 10 starts to charge the wearable device 40. When the external power source is connected, the charging device 10 enters a second mode, that is, a mode for charging the wearable device 40 by the external power source; when no external power source is connected, the charging apparatus 10 enters a third mode, i.e., a mode for charging the wearable device 40 through the built-in power module 14. When the charging device 10 is in the charging state of the second mode, the control unit 13 controls the charging device 10 to enter the third mode when detecting that the external power supply is removed; when the charging device 10 is in the charging state of the third mode, the control unit 13 controls the charging device 10 to enter the second mode when detecting that the external power supply is reconnected. When the level of the hall sensor 111 is turned over again during charging, which indicates that the wearable device 40 is far away from the charging apparatus 10, the charging apparatus 10 enters the first mode again and enters the sleep state.
Through the above arrangement, the charging device 10 can be ensured to charge the wearable device 40 under any condition.
Further, please continue to refer to fig. 1 and fig. 5, the control unit 13 may be connected to the first wireless charging module 12 through the SPI interface, the control unit 13 collects the power information of the wearable device 40 through the first wireless charging module 12, and when the charging device 10 is in the third mode, and when the power value of the wearable device 40 is smaller than the lower threshold, for example, when the voltage of the wearable device 40 is smaller than 3.3V, the wearable device 40 is charged with a smaller current smaller than the first current value; when the electric quantity value of the wearable device 40 is greater than the upper threshold, for example, when the voltage of the wearable device 40 is greater than 3.8V, the control unit 13 controls the first wireless charging module 12 to stop charging. Control unit 13 is timed to wake up to collect the power of wearable device 40, and when the power value is smaller than the lower threshold, wearable device 40 is charged again. During the charging process, the control unit 13 may also transmit information such as battery level information and charging information to the client 30 through the wireless communication module 18.
Through foretell setting for charging device 10 is when not having external power supply to insert, can guarantee that wearable equipment 40's electric quantity is in certain within range all the time, and this is favorable to wearable equipment 40 to wait that charging device is when long-distance transport, storage or accomodate for a long time, prevents that wearable equipment 40 from reducing the life-span of wearable equipment 40 battery because of the circuit self-consumption is too much, reduces the emergence of phenomenons such as swell.
Furthermore, a built-in power supply electric quantity detection unit 113 is further arranged in the charging device 10, the built-in power supply electric quantity detection unit 113 is electrically connected with the control unit 13, the built-in power supply electric quantity detection unit 113 detects the electric quantity of the built-in battery and transmits the detection result to the control unit 13, and the control unit 13 gives an alarm when the built-in power supply electric quantity is low.
Further, still be provided with temperature and humidity detection unit 114 in charging device 10, temperature and humidity detection unit 114 and control unit 13 electric connection, temperature and humidity detection unit 114 detects the external humiture of charging device 10 to transmit humiture information to control unit 13, so that charging device 10 charges for wearable equipment 40 better.
Further, a display module 17 is further disposed in the charging device 10, the display module 17 is electrically connected to the control unit 13, and the display module 17 displays the charge value of the wearable device 40, the charge value of the internal power module 14, the ambient temperature and humidity, the charging curve, and other related charging information.
Further, the built-in power module 14 is further provided with a voltage regulating circuit 142, and a storage battery 141, such as a lithium battery, in the built-in power module 14 is electrically connected to the first wireless charging module 12 and the power utilization module in the charging device 10 through the voltage regulating circuit 142, so that the built-in power module 14 can provide the required voltages for the first wireless charging module 12 and other modules in the charging device 10. The storage battery 141 may be a 18650 lithium battery, which ensures the charging device 10 to stably operate for a long time without an external power supply.
More specifically, the voltage regulating circuit 142 may include a DC/DCBOOST circuit and a DC/DCBUCK circuit to control the rise and fall of the voltage.
Further, the control unit 13 can also transmit the information related to the charging device 10 to a client 30, such as a computer or a mobile phone, through the wireless communication module 18, and display the information on the client 30. The wireless communication module can transmit through NB-IOT wireless transmission technology.
The utility model also provides a wearable device 40, this wearable device 40 includes that the second is wireless to charge module 42 and magnet 41, and this magnet 41 can make hall sensor 111's level take place to overturn when wearable device 40 is close to hall sensor 111, and the second is wireless to charge module 42 and receives charging device 10's electric quantity.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.
Claims (10)
1. A charging device, characterized by: the magnetic field induction type wireless charging device comprises a Hall sensor, a first wireless charging module and a control unit, wherein the Hall sensor and the first wireless charging module are used for sensing a magnetic field, the Hall sensor is electrically connected with the control unit, when the Hall sensor senses that the magnetic field changes, a signal indicating that the magnetic field changes is transmitted to the control unit, and the control unit controls the first wireless charging module to charge outwards after receiving the signal.
2. The charging device according to claim 1, wherein: the charging device is internally provided with a built-in power supply module, an external power supply detection unit for detecting whether an external power supply is connected or not and a selection switch, the external power supply detection unit and the selection switch are electrically connected with the control unit, an external power supply interface and the built-in power supply module are connected with one side of the selection switch, the first wireless charging module is connected with the other side of the selection switch, when the external power supply detection unit detects that the external power supply is connected when supplying power to the outside, the control unit controls the selection switch to enable the external power supply interface to be communicated with the first wireless charging module, when the external power supply detection unit detects that no external power supply is connected, the control unit controls the selection switch to enable the built-in power supply module to be communicated with the first wireless charging module.
3. The charging device according to claim 2, wherein: the charging device is provided with a power supply module, the built-in power supply module is electrically connected with the control unit and the first wireless charging module, when the charging device supplies electric energy to the first wireless charging module through the built-in power supply module, the control unit obtains electric quantity information of a device to be charged from the first wireless charging module, when the electric quantity value of the device to be charged is smaller than a lower threshold value, the control unit controls the built-in power supply module to charge the device to be charged, and when the electric quantity value of the device to be charged is larger than an upper threshold value, the control unit controls the first wireless charging module to stop charging.
4. A charging device as claimed in claim 2 or 3, characterized in that: the charging device is internally provided with a built-in power supply electric quantity detection unit for detecting the built-in power supply module, and the built-in power supply electric quantity detection unit is electrically connected with the control unit.
5. A charging device as claimed in claim 2 or 3, characterized in that: the built-in power supply module is internally provided with a voltage regulating circuit, a storage battery in the built-in power supply module is electrically connected with the first wireless charging module and each power utilization module in the charging device through the voltage regulating circuit, and the storage battery provides required voltage for each power utilization module in the first wireless charging module and the charging device through the voltage regulating circuit.
6. The charging device according to claim 1, wherein: the charging device is internally provided with a temperature and humidity detection unit for detecting the external temperature and humidity, and the temperature and humidity detection unit is electrically connected with the control unit.
7. The charging device according to claim 1, wherein: the charging device is internally provided with a display module for displaying charging information of the charging device, and the display module is electrically connected with the control unit.
8. The charging device according to claim 1, wherein: the charging device comprises a wireless communication module which is in data transmission with the cloud server, the wireless communication module is electrically connected with the control unit, and the control unit sends charging information of the charging device to the cloud server through the wireless communication module.
9. A charging system, characterized by: the charging device and the cloud server of any one of claims 1 to 8, wherein the charging device sends charging information to the cloud server, and the cloud server is used for processing data and sending the processed information to a client.
10. A wearable device, characterized by: the wearable device comprises a second wireless charging module and a magnet, wherein when the wearable device approaches the charging device of any one of claims 1 to 8, the magnet enables the Hall sensor to sense the change of the magnetic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696588.2U CN213754049U (en) | 2020-11-19 | 2020-11-19 | Wearable equipment, charging device and charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696588.2U CN213754049U (en) | 2020-11-19 | 2020-11-19 | Wearable equipment, charging device and charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213754049U true CN213754049U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022696588.2U Active CN213754049U (en) | 2020-11-19 | 2020-11-19 | Wearable equipment, charging device and charging system |
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| Country | Link |
|---|---|
| CN (1) | CN213754049U (en) |
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- 2020-11-19 CN CN202022696588.2U patent/CN213754049U/en active Active
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