WO2023050177A1

WO2023050177A1 - Mobile power supply apparatus, electric device, and electric system

Info

Publication number: WO2023050177A1
Application number: PCT/CN2021/121771
Authority: WO
Inventors: 雷云; 张智锋; 欧阳明星; 陈富源
Original assignee: 深圳市华思旭科技有限公司
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2023-04-06
Also published as: CN117941201A

Abstract

A mobile power supply apparatus, an electric device, and an electric system. The mobile power supply apparatus is configured to supply power for the electric device, and comprises: an output interface (100), configured to be connected to the electric device, wherein the electric device comprises a battery clip or an electric tool; a power supply module (200), configured to output a preset voltage to the electric device by means of the output interface (100); and a charging module (300), connected to the power supply module (200) and configured to charge the power supply module (200). The apparatus is simultaneously adapted to a plurality of electric devices by means of the output interface (100), so that an interface resource is fully utilized, and the production cost is reduced.

Description

A mobile power supply device, electric equipment and electric system

technical field

The present application relates to the field of power supply, in particular to a mobile power supply device, electric equipment and electric system.

Background technique

At present, lithium batteries, as a common power source in life, are widely used as power sources for mobile devices because of their high energy density and cleanliness. However, the power supply of a common mobile device only has a power supply function, and the function is relatively single.

Therefore, the prior art still needs to be improved.

Contents of the invention

In view of the deficiencies of the above-mentioned prior art, the purpose of the present application is to provide a mobile power supply device, electric equipment and electric system, aiming to make full use of interface resources.

In order to achieve the above object, the application has adopted the following technical solutions:

In a first aspect, the present application provides a mobile power supply device for supplying power to electrical equipment, the device comprising: an output interface for connecting the electrical equipment, wherein the electrical equipment includes a battery clip Or an electric tool; a power supply module, configured to output the preset voltage to the electrical device through the output interface; a charging module, connected to the power supply module, for charging the power supply module.

It can be seen that in this embodiment, multiple electrical devices are simultaneously adapted through the output interface, which makes full use of interface resources and reduces production costs.

In the second aspect, the present application also provides an electric device adapted to the mobile power supply device described in the first aspect;

The electrical equipment includes a first input interface, the first input interface is used to connect with the mobile power supply device through an output interface, and the electrical equipment works based on the power supplied by the mobile power supply device.

In a third aspect, the present application also provides an electric power system, the system comprising the mobile power supply device described in the first aspect and the electric device described in the second aspect.

Description of drawings

Fig. 1 is a structural principle diagram of an embodiment of a mobile power supply device provided by the present application;

Fig. 2 is a structural principle diagram of another embodiment of the mobile power supply device provided by the present application;

FIG. 3 is a schematic structural diagram of another embodiment of the mobile power supply device provided by the present application;

Fig. 4 is the schematic structural diagram of the integrated arrangement of the output interface and the first communication interface provided by the present application;

Fig. 5 is a structural principle diagram of another embodiment of the mobile power supply device provided by the present application;

FIG. 6 is a schematic structural diagram of another embodiment of the mobile power supply device provided by the present application;

FIG. 7 is a schematic structural diagram of another embodiment of the mobile power supply device provided by the present application;

Fig. 8 is a structural principle diagram of another embodiment of the mobile power supply device provided by the present application;

Fig. 9 is a structural principle diagram of another embodiment of the mobile power supply device provided by the present application;

Fig. 10 is a schematic structural diagram of the electric tool system provided by the present application.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

The terms "first", "second" and the like in the specification and claims of the present application and the above drawings are used to distinguish different objects, rather than to describe a specific order. Furthermore, the terms "include" and "have", as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or units inherent in these processes, methods, products or devices.

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 present application. The appearances of this 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 understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

"At least one" in this application means one or more, and multiple means two or more. In this application and/or, describing the association relationship of associated objects means that there may be three kinds of relationships, for example, A and/or B, which may mean: A exists alone, A and B exist at the same time, and B exists alone, where A , B can be singular or plural. The character "/" generally indicates that the contextual objects are an "or" relationship. "At least one (item) of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural item(s). For example, at least one item (unit) of a, b or c can represent: a, b, c, a and b, a and c, b and c, or a, b and c, wherein a, b, c Each of the can be itself an element, or a collection containing one or more elements.

It should be pointed out that the equals mentioned in the embodiment of the present application can be used in conjunction with greater than, and applicable to the technical solution adopted when greater than, and can also be used in conjunction with less than, applicable to the technical solution adopted when less than, it should be noted that, When equal to is used in conjunction with greater than, it is not used in conjunction with less than; when equal to is used in conjunction with less than, it is not used in conjunction with greater than. In the embodiment of the present application, "of", "corresponding, relevant" and "corresponding (corresponding)" can sometimes be mixed, and it should be pointed out that when the difference is not emphasized, the meanings to be expressed is consistent.

First, some nouns involved in the embodiments of the present application are explained, so as to facilitate the understanding of those skilled in the art.

electrical tools. An electric tool is a hand-held or movable mechanized tool that is powered by an electric motor or an electromagnet and drives the working head through a transmission mechanism. Electric tools have the characteristics of easy portability, simple operation, and various functions, which can greatly reduce labor intensity, improve work efficiency, and realize the mechanization of manual operation. Therefore, they are widely used in construction, housing decoration, automobiles, machinery, electricity, bridges, gardening and other fields. , and enters the home in large numbers. Electric tools are characterized by light structure, small size, light weight, small vibration, low noise, flexible operation, easy control and operation, easy to carry and use, strong and durable. Compared with manual tools, it can increase labor productivity several times to dozens of times; it is more efficient, less expensive and easier to control than pneumatic tools. This application mainly refers to power tools powered by batteries.

At present, lithium batteries, as a common power source in life, are widely used as power sources for mobile devices because of their high energy density and cleanliness. But the common battery pack only has the power supply function, and the function is relatively simple.

In view of the above problems, please refer to Fig. 1. The present application provides a mobile power supply device 10 for supplying power to electrical equipment. The device includes:

The output interface 100 is used to connect the electric device, wherein the electric device includes a battery clip or an electric tool;

A power supply module 200, configured to output the preset voltage to the electric device through the output interface 100;

The charging module 300 is connected to the power supply module 200 for charging the power supply module 200 .

Exemplarily, the power supply module 200 may include a combination of one or more of a battery, a battery pack, a capacitor, and a solar panel, etc., and no exclusive limitation is made here.

For example, the charging module 300 may be directly connected to the power supply module 200, and the charging module 300 may also be indirectly connected to the power supply module 200 through other modules (such as a charging protection module).

It can be seen that in this embodiment, the output interface 100 is used to simultaneously adapt multiple electric devices, so that interface resources are fully utilized and production costs are reduced.

In some embodiments, please refer to FIG. 2 , the mobile power supply device further includes: a detection module 400 , configured to detect the power supply module 200 and obtain a detection result.

For example, the detection module 400 may include a voltage detection circuit, a current detection circuit, a temperature detection circuit and the like.

Exemplarily, the detection result includes a voltage value, a current value, a temperature value, and the like.

It can be seen that in this embodiment, detection of various states of the power supply module 200 is realized.

In some embodiments, the detection module 400 is specifically configured to: detect characteristic parameters of the power supply module 200 and obtain a detection result.

Exemplarily, the detection result includes voltage value, voltage stability and so on.

It can be seen that in this embodiment, the detection of the voltage state of the power supply module 200 is realized.

In some embodiments, please refer to FIG. 3 , the mobile power supply device further includes: a first communication interface 500 for connecting with the electric device to realize communication with the electric device; a main control module 600 for connecting The detection module 400 and the first communication interface 500 are configured to acquire the detection result, generate a communication signal based on the detection result, and send the Communication signals to control the working state of the electrical equipment.

Exemplarily, the main control module 600 may include a controller, an MCU, a CPU, a control circuit, etc., which are not limited herein.

In a specific implementation, the main control module 600 acquires the detection result or voltage state detection information detected by the detection module 400, generates a communication signal according to the detection result or the voltage state detection signal, and then transmits the signal through the first communication The interface 500 sends the communication signal to the electrical device; when the electrical device receives the communication signal, it controls its own working state according to the communication signal.

It can be seen that the present application communicates with the electric equipment through the first communication interface 500, so that the mobile power supply device 10 can provide the power supply state to the electric equipment, so that the electric equipment can adjust the working state according to the power supply state etc. enrich the functions of the mobile power supply device 10.

In some embodiments, the main control module 600 is further configured to: determine that the power supply module 200 is in an abnormal state based on the detection result, generate a communication signal containing an abnormal signal, and the abnormal signal is used to control the power-consuming equipment to stop Work or limit work status.

In a specific implementation, after the main control module 600 receives the detection result, it analyzes the detection result to determine whether the power supply module 200 is in an abnormal state, and if so, generates a communication signal including an abnormal signal, and passes the The first communication interface 500 sends the communication signal to the electric device, and the electric device controls the power supply stop and other states according to the abnormal signal.

It can be seen that in this embodiment, the mobile power supply device feeds back abnormal information to the electric equipment to assist the electric equipment to work.

In some embodiments, please refer to FIG. 4 , the mobile power supply device further includes: a voltage stabilizing module 700 connected to the power supply module 200 for supplying power to internal modules of the mobile power supply device.

In a specific implementation, the voltage stabilizing module 700 stabilizes the voltage output by the power supply module 200 and outputs it to the main control module 600 to provide power for the main control module 600 . It can be understood that the voltage stabilizing module 700 can also supply power to other modules, which is not uniquely limited here.

It can be seen that in this embodiment, the internal power supply of the mobile power supply device is realized.

In some embodiments, please refer to FIG. 5 , the first communication interface 500 and the output interface 100 are set integrally or separately.

In a specific implementation, the first communication interface 500 is integrated with the output interface 100, which facilitates simultaneous plugging and unplugging of the first communication interface 500 and the output interface 100 on the electrical device, simplifying operations. When the first communication interface 500 is set separately from the output interface 100 , an independent power supply or communication function can be realized.

It can be seen that in this embodiment, according to the different configurations of the first communication interface 500 and the output interface 100 , different usage effects are achieved to adapt to different usage scenarios.

In some embodiments, the main control module 600 is further configured to: when the first communication interface 500 is connected to the electric device, acquire the device identification of the electric device from the first communication interface 500 , identifying the device type of the electric device according to the device identifier, selecting a corresponding power supply mode according to the device type, and supplying power to the electric device based on the corresponding power supply mode.

In some embodiments, the power supply for the electric device based on the corresponding power supply method includes:

Based on the characteristic parameter threshold corresponding to the corresponding power supply mode and the detection result, control the output of the power supply module; and/or, based on the corresponding power supply mode corresponding to the characteristic parameter threshold and the detection result, generate the communication signal , and send the communication signal to the electric device through the first communication interface, so as to control the working state of the electric device.

In a specific implementation, the main control module 600 pre-stores the corresponding relationship between the device identifier and the electric device. When the mobile power supply device 10 is connected to the electric equipment, identify the equipment identification of the electric equipment, determine whether the electric equipment is a battery clip or an electric tool, and finally match the corresponding power supply strategy. For example, according to different device types, select the corresponding voltage protection threshold to determine whether the voltage state of the power supply module 200 is normal or not, and if the voltage state is abnormal, stop or limit the external power supply of the power supply module 200, and/or send an abnormal control signal to electrical equipment.

In some embodiments, the power supply method includes at least one of a first power supply method and a second power supply method, the first power supply method is used to work as a vehicle starting power supply, and the second power supply method is used for The tool is powered continuously.

In a specific implementation, if the electrical equipment includes a battery clip connected to a battery of a car, the main control module 600 controls the power supply module 200 to output a starting voltage to the battery clip in a first power supply mode, and then Assist the battery connected to the battery clip to start the car to achieve the purpose of starting the car. In addition to starting the car, it can also start trucks and ships. If the electric device is an electric tool, the main control module 600 controls the power supply module 200 to continuously supply power to the electric tool in the second power supply mode.

It can be seen that in this embodiment, different power supply modes are provided according to different types of devices, and two functions of a starter or a power supply are realized.

In some embodiments, the equipment identification of the electrical equipment can not only determine whether the starting power source is an electric tool, but also identify the specific type of electric tool, such as a vacuum cleaner, an electric wrench, an electric screwdriver, an electric drill, a car washer, an air pump, an electric grinder, chainsaw etc. Correspondingly, the electrical equipment can also provide corresponding power supply modes corresponding to different types of electric tools.

In some embodiments, the main control module 600 is further configured to: perform a first power supply protection for the power supply module 200 according to the first power supply mode, and/or, protect the power supply module 200 according to the second power supply mode The module 200 performs the second power supply protection.

Exemplarily, the first power supply protection includes at least one of undervoltage protection, overcurrent protection, short circuit protection and overtemperature protection, and the second power supply protection includes battery voltage undervoltage protection , at least one of over-current protection, short-circuit protection and over-temperature protection.

In the specific implementation, because different devices have different requirements on voltage, some devices have high voltage requirements, and some devices have high current requirements, so for different devices, after identification through the device identification, the main control module 600 calls the preset Different power supply methods provide different power supply protection for corresponding equipment.

It can be seen that in this embodiment, adaptive power supply to different devices is realized.

In some embodiments, the main control module 600 is also used for:

Perform first undervoltage protection and second undervoltage protection on the power supply module 200 according to the first power supply mode and the second power supply mode, wherein the first threshold of the first undervoltage protection is higher than the The second threshold of the second undervoltage protection.

For example, the power supply module 200 may include multiple power supply units, the first threshold and the second threshold are both undervoltage protection thresholds for a single power supply unit, the first threshold is 3.54V, and the The second threshold value is 3V.

In a specific implementation, when the power supply module 200 supplies power in the first power supply mode, the main control module 600 detects the voltages of the multiple power supply units through the detection module 400, and when the voltage of any one of the power supply units When it is less than the first threshold, the undervoltage protection function is activated for the battery pack; when the power supply module 200 supplies power in the second power supply mode, the main control module 600 detects the voltages of the multiple power supply units through the detection module 400 , when the voltage of any one of the power supply units is lower than the second threshold, the undervoltage protection function is activated for the battery pack.

The main control module 600 activating the undervoltage protection function for the battery pack includes: outputting a first signal to the electric device through the communication port, so that the electric device stops or limits work based on the first signal.

It can be understood that the first threshold and the second threshold can be set according to specific situations, and no unique limitation is made here.

It can be seen that, in this embodiment, the undervoltage protection function for the power supply module 200 is implemented to prevent the power supply module 200 from working in an undervoltage environment.

In some embodiments, the main control module 600 is also used for:

Obtain the fault information of the electrical equipment from the output interface 100, and generate and send first display information to the display module 1000 according to the fault cause of the electrical equipment analyzed in the fault information, and the first display information is sent to the display module 1000. A display message is used to indicate the cause of the failure.

Exemplarily, the fault information includes but not limited to voltage value, current value, temperature value, working mode and so on.

In a specific implementation, when the electrical equipment fails, the main control module 600 receives the fault information sent by the electrical equipment through the first communication interface 500, and compares the fault information with the standard information one by one. comparison, determine the cause of the failure according to the comparison result, then the main control module 600 generates the first display information, and sends the display information to the display module 1000, and the display module 1000 The display information displays the cause of the failure, so that the user of the electric device can know the cause of the failure through the display module 1000, so as to eliminate the failure later.

It can be seen that in this embodiment, the fault detection and fault analysis of the electrical equipment are realized.

In some embodiments, the main control module 600 is also used for:

The power supply status of the mobile power supply device 10 is sent to the electrical equipment through the output interface 100, so as to adjust the working status of the electrical equipment according to the power supply status.

Exemplarily, the power supply state includes but not limited to: undervoltage state, overvoltage state, high temperature state, low temperature state, etc.

In a specific implementation, the main control module 600 detects the voltage of the power supply module 200 through the detection module 400, judges the current voltage state of the power supply module 200 (including an undervoltage state and an overvoltage state), and also detects The temperature state (including high temperature state and low temperature state) of the power supply module 200, the detected voltage state and the temperature state are sent to the electric device, and the electric device Perform corresponding operations with the temperature state to adjust the working state. For example, cut off the power input under high temperature and high pressure state, reduce power under undervoltage state, increase power under high voltage state, etc., or adjust the corresponding gear of electrical equipment according to the corresponding power supply state.

It can be seen that, in this embodiment, the main control module 600 interacts with the electric device through the output interface 100, so that the electric device can realize self-regulation.

In some embodiments, please continue to refer to FIG. 5 , the output interface 100 includes a positive sub-interface 211 and a negative sub-interface 212. The positive sub-interface 211 and the negative sub-interface 212 have different shapes. It can be understood that, The shape of the positive pole sub-interface 211 and the negative pole sub-interface 212 may also be the same.

It can be seen that in this embodiment, the output interface 100 can be adapted to different electric devices, and at the same time realize the function of anti-insertion prevention.

In some embodiments, please continue to refer to FIG. 5 , the output interface 100 is provided with a first communication interface 500 connected to the main control module 600 , and the first communication interface 500 is used for communicating with electrical equipment.

As an example, the first communication interface 500 may be any interface, which only needs to meet the function of sending and receiving data.

It can be seen that in this embodiment, the communication between the mobile power supply device 10 and the electric equipment is realized through the communication interface.

In some embodiments, please continue to refer to Figure 6, the mobile power supply device also includes:

The charging interface 800 is used to connect an external power source and charge the power supply module 200 through the charging module 300 .

For example, the charging interface 800 can be connected to a corresponding adapter or other power supply to charge the power supply module 200 through a type-c, USB or other charging cable, and no unique limitation is made here. It can be seen that, in this embodiment, the charging of the power supply module 200 is realized through the charging interface 800 .

In some embodiments, please refer to FIG. 7, the charging module 300 is a charging and discharging module 301, the charging interface 800 is also used as a second output interface, and the power supply module 200 is used to pass through the charging and discharging module 301 , outputting power to the second output interface.

In a specific implementation, the charging module 300 can be a charging and discharging module 301. In addition to assisting the charging of the power supply module 200, it can also assist the power supply module 200 to provide power, and use the charging interface 800 as the second output interface; when not charging , the charging interface 800 can be used to connect with the second electrical equipment, and supply power to the second electrical equipment through the power supply module 200 , the charging and discharging module 301 and the charging interface 800 in sequence.

It can be seen that in this embodiment, the charging interface 800 can also provide power to the second electric device through the charging interface 800 combined with the charging and discharging module 301 and the power supply module 200, that is, the interface resources are fully utilized without adding new The output interface 100 saves production cost.

In some embodiments, referring to FIG. 8, the mobile power supply device further includes:

The button 900 is connected to the main control module 600, and is used to send a first wake-up instruction to the main control module 600, so as to wake up the mobile power supply device 10 to supply power for the electric equipment.

For example, the button 900 may be a self-resetting button, a self-locking button, a toggle switch, etc., as long as the first wake-up instruction can be generated to realize the wake-up function.

In a specific implementation, when the mobile power supply device is connected to the electric device, the electric device does not directly receive the preset voltage power supply, but is sent by the main control module 600 through the first communication interface 500 A first wake-up instruction, after the electric device receives the first wake-up instruction through the input interface, the electric device turns on a power supply switch and receives the preset voltage to work.

It can be seen that in this embodiment, the active wake-up of the electric device is realized through the button 900, so that the mobile power supply device 10 is in a low power consumption state when it is not working, and the energy of the mobile power supply device 10 is reduced. consume.

In some embodiments, please continue to refer to FIG. 9, the mobile power supply device 10 further includes: a display module 1000, connected to the main control module 600, for obtaining the display information output by the main control module 600, and displaying the display information.

For example, the display module 1000 may be a display screen, an LED indicator light, a digital tube, a digital tube array, etc., and no unique limitation is made here.

It can be seen that in this embodiment, the information display function can be realized.

In some embodiments, the display information includes one or more of mobile power supply device information, electrical equipment information, and abnormal display information.

For example, the mobile device information includes the power, temperature, voltage, etc. of the mobile power supply device 10, the electrical equipment information includes the temperature, voltage, current, working mode, operating parameters, etc. of the electrical equipment, and the abnormal display information Including reverse connection, short circuit, low voltage, overcharge, overdischarge, abnormal plug connection, etc.

It can be seen that in this embodiment, the monitoring of the working states of the mobile power supply device 10 and the electrical equipment 20 is realized by displaying corresponding parameter information.

Please refer to FIG. 10 , the present application also provides an electric device adapted to the above-mentioned mobile power supply device;

The electrical equipment includes a first input interface 21, the first input interface 21 is used to connect with the mobile power supply device through the output interface 100, and the electrical equipment works based on the power supplied by the mobile power supply device.

Exemplarily, the electrical equipment 20 includes a battery clip, an electric tool, etc., and the battery clip outputs a preset voltage under the power supply of the mobile power supply device to provide a starting voltage for the car. The electric tool includes but is not limited to an electric starter. Air pump, electric wrench, vacuum cleaner, car washing machine, electric drill.

In a specific implementation, when the first input interface 21 is connected to the output interface 100, the mobile power supply device 10 does not directly start supplying power, and the electric device 20 triggers a second wake-up instruction through a corresponding switch, and sequentially passes The first input interface 21 and the output interface 100 are sent to the main control module 600 to wake up the main control module 600, and then the main control module 600 controls the power supply module 200 to 20 for power supply.

It can be seen that, in this embodiment, the output interface 100 is used to simultaneously adapt multiple electrical devices 20 , which makes full use of interface resources and reduces production costs.

In some embodiments, the electric device further includes a second communication interface 22, the electric device acquires the communication signal provided by the mobile power supply device through the second communication interface 22, and determines according to the communication signal A working state, the working state includes at least one of normal work, limited work and stop work.

Exemplarily, the second communication interface 22 is adapted to the first communication interface 500 , and receives the communication signal through the first communication interface 500 .

In some embodiments, the electric device obtains the communication signal of the mobile power supply device through the second communication interface 22, and when the communication signal includes an abnormal signal, the operation is limited or stopped. Exemplarily, the electric device may include a control module, and the control module receives a communication signal from the second communication interface, and based on an abnormal signal in the communication signal, restricts or stops working of the electric device.

It can be seen that in this embodiment, the communication interaction between the electric device and the mobile power supply device is realized through the second communication interface 22 and the first communication interface 500 .

In some embodiments, the electric device further includes a storage module, configured to send a device identification to the mobile power supply device when the mobile power supply device is connected. Exemplarily, the electric device may include a control module, and the storage module may be set in the control module, that is, the control module may store the device identifier.

For example, each electric device is preset with a device identification before leaving the factory, which is used to identify the type of the electric device.

It can be seen that, in this embodiment, the mobile power supply device can identify the electric device by pre-storing the device identifier.

In some embodiments, the electric device is further configured to receive a first wake-up instruction through the second communication interface 22 to wake up the electric device 20 .

Exemplarily, the first wake-up instruction is sent by the main control module 600 .

In a specific implementation, when the first input interface 21 is connected to the output interface 100, the electrical device 20 does not directly receive the preset voltage, and the main control module 600 sends the first A wake-up instruction, after the electric device 20 receives the first wake-up instruction through the first input interface 21, the electric device 20 is allowed to turn on the power supply switch and receive the preset voltage to work.

It can be seen that in this embodiment, through the interaction between the main control module 600, the output interface 100, the first input interface 21 and the electric device 20, the power supply wake-up function is realized, so that the mobile power supply device 10 and the electric device 20 It is in a low power consumption state when not working, reducing energy consumption.

The present application also provides an electric power system, which includes the mobile power supply device described in the first aspect and the electric device described in the second aspect. Since the mobile power supply device and the electric equipment have been described in detail above, details will not be repeated here.

To sum up, the present application provides a mobile power supply device, electrical equipment and electric system for supplying power to electrical equipment, and the device includes: an output interface 100 for connecting the electrical equipment, wherein , the electric device includes a battery clip or an electric tool; a power supply module 200, configured to output the preset voltage to the electric device through the output interface 100; a charging module 300, connected to the power supply module 200, used To charge the power supply module 200 . In the present application, the output interface 100 is used to adapt multiple electric devices at the same time, so that the interface resources are fully utilized and the production cost is reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, rather than limiting them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present application.

Claims

A mobile power supply device is characterized in that it is used to supply power to electrical equipment, and the device includes:

an output interface, used to connect the electrical equipment, wherein the electrical equipment includes a battery clip or an electric tool;

A power supply module, configured to output the preset voltage to the electric device through the output interface;

A charging module, connected to the power supply module, for charging the power supply module.
The device according to claim 1, wherein the power supply device for mobile workers further comprises:

The detection module is configured to detect the power supply module and obtain a detection result.
The device according to claim 2, wherein the detection module is specifically used for:

Detecting characteristic parameters of the power supply module, and obtaining a detection result, the characteristic parameters of the power supply module include at least one of a voltage state, a temperature state or a current state.
The device according to claim 2, wherein the mobile power supply device further comprises:

The first communication interface is used to connect to the electric device to realize communication with the electric device;

The main control module is connected to the detection module and the first communication interface, and is used to obtain the detection result, generate a communication signal based on the detection result, and send it to the electric device through the first communication interface The communication signal is used to control the working state of the electrical equipment.
The device according to claim 4, wherein the main control module is also used for:

Based on the detection result, it is determined that the power supply module is in an abnormal state, and a communication signal including an abnormal signal is generated, and the abnormal signal is used to control the electrical equipment to stop working or limit the working state.
The device according to claim 2, wherein the mobile power supply device further comprises:

The first communication interface is used to connect to the electric device to realize communication with the electric device;

The main control module is configured to obtain the device identification of the electric device from the first communication interface, determine a corresponding power supply mode according to the device identification, and supply power to the electric device based on the corresponding power supply mode.
The device according to claim 4 or 6, characterized in that, the first communication interface and the output interface are provided integrally or separately.
The device according to claim 6, wherein the power supply for the electrical equipment based on the corresponding power supply mode includes:

Controlling the output of the power supply module based on the characteristic parameter threshold corresponding to the corresponding power supply mode and the detection result;

And/or, based on the characteristic parameter threshold corresponding to the corresponding power supply mode and the detection result, generate the communication signal, and send the communication signal to the electric device through the first communication interface, so as to control the Working status of electrical equipment.
The device according to claim 6, wherein the power supply mode includes at least one of a first power supply mode and a second power supply mode, the first power supply mode is used to work as a vehicle starting power supply, and the second power supply mode The second power supply mode is used to supply power to the electric tool.
The device according to claim 9, wherein the main control module is further configured to: perform first power supply protection on the power supply module according to the first power supply mode, and/or, according to the second power supply mode In this way, the second power supply protection is performed on the power supply module.
The device according to claim 10, wherein the first power supply protection includes at least one of undervoltage protection, overcurrent protection, short circuit protection, and overtemperature protection, and the second power supply protection includes battery voltage protection At least one of under-voltage protection, over-current protection, short-circuit protection and over-temperature protection.
The device according to claim 10, wherein the main control module is specifically configured to perform first undervoltage protection on the power supply module according to the first power supply mode, and/or, according to the second The power supply mode implements undervoltage protection for the power supply module, wherein the first voltage threshold of the first undervoltage protection is higher than the second voltage threshold of the second undervoltage protection.
The device according to claim 1, wherein the mobile power supply device further comprises:

The charging interface is used for connecting to an external power source, and charging the power supply module through the charging module.
The device according to claim 1, wherein the charging module is a charging and discharging module, the charging interface is also used as a second output interface, and the power supply module is used to supply power to the charging and discharging module through the charging and discharging module. The second output interface outputs power supply.
The device according to claim 4 or 6, wherein the mobile power supply device further comprises:

A button, connected to the main control module, is used to send a first wake-up instruction to the main control module, so as to wake up the mobile power supply device to provide power for the electric equipment.
The device according to claim 4 or 6, wherein the device further comprises:

A display module, connected to the main control module, is used to obtain display information output by the main control module, and display the display information.
The device according to claim 16, wherein the main control module is also used for:

Obtain the fault information of the electric device from the output interface, generate and send first display information to the display module according to the fault cause of the electric device analyzed by the fault information, and the first display Information is used to indicate the cause of the failure.
The device according to claim 16, wherein the display information includes one or more of mobile power supply device information, electrical equipment information, and abnormal display information.
An electric device, characterized in that the electric device is adapted to the mobile power supply device according to any one of claims 1-18;

The electrical equipment includes a first input interface, the first input interface is used to connect with the mobile power supply device through an output interface, and the electrical equipment works based on the power supplied by the mobile power supply device.
The electric device according to claim 19, wherein the electric device further comprises a second communication interface, and the electric device obtains the communication signal provided by the mobile power supply device through the second communication interface, And determine the working status according to the communication signal, the working status includes normal working and stop working.
The electric device according to claim 19, wherein the electric device obtains the communication signal of the mobile power supply device through the second communication interface, and stops working when the communication signal includes an abnormal signal .
The electric device according to claim 19, characterized in that the electric device further comprises a storage module, configured to store the device identifier, and send the mobile power supply device to the mobile power supply device when the mobile power supply device is connected. Send device identification.
An electric power system, characterized in that the system comprises the mobile power supply device according to claims 1-18 and the electric equipment according to claims 19-22.