Control device

Abstract

The utility model discloses a control device. The control equipment comprises power supply equipment, a first control circuit, a second control circuit and a target circuit, and the power supply equipment is used for outputting power supply voltage; the first control circuit is connected with the target circuit and is used for outputting the power supply voltage to the target circuit; and the second control circuit is connected with the first control circuit and is used for maintaining connection between the first control circuit and the target circuit and outputting the power supply voltage to the target circuit. The power-on wake-up circuit solves the technical problem that the power-on wake-up circuit is difficult to simplify.

Description

Technical Field

[0001] The utility model relates to the field of energy storage, and in particular to a control device. Background Art

[0002] At present, in the design of consumer electronic products, the product itself needs to wake up the electronic device when it is physically turned on. When other input sources are connected for charging, the system also needs to wake up the electronic device and start it up. However, when the system needs to be shut down, the existing power-on wake-up circuit needs to control the shutdown circuit to shut down the system power supply. The circuit design is relatively complex, and the logic control of the shutdown circuit is also relatively complex, so there is a technical problem that it is difficult to simplify the power-on wake-up circuit.

[0003] With respect to the above technical problem that it is difficult to simplify the power-on wake-up circuit, no effective solution has been proposed yet. Utility Model Content

[0004] The embodiment of the utility model provides a control device to at least solve the technical problem that it is difficult to simplify the power-on wake-up circuit.

[0005] According to one aspect of the embodiment of the utility model, a control device is provided. The control device may include: a power supply device, a first control circuit, a second control circuit and a target circuit, wherein the power supply device is used to output a power supply voltage; the first control circuit is connected to the target circuit and is used to output the power supply voltage to the target circuit; the second control circuit is connected to the first control circuit and is used to maintain the connection between the first control circuit and the target circuit and output the power supply voltage to the target circuit.

[0006] In an embodiment of the utility model, by providing a power supply device, a first control circuit, a second control circuit and a target circuit in a control device, the power supply device can be used to output a power supply voltage, the first control circuit can be connected to the target circuit, and the first control circuit can be used to output the power supply voltage to the target circuit, the second control circuit can be connected to the first control circuit, and the second control circuit can be used to maintain the connection between the first control circuit and the target circuit, and the second control circuit can be used to output the power supply voltage to the target circuit, thereby achieving the purpose of realizing different power-on wake-up circuits, thereby solving the technical problem of difficulty in simplifying the power-on wake-up circuit, and further achieving the technical effect of simplifying the power-on wake-up circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0008] Figure 1 is a schematic diagram of a control device according to an embodiment of the utility model;

[0009] Figure 2 It is a schematic diagram of a power-on wake-up circuit according to the related art;

[0010] FIG3( a ) is a schematic diagram of a power-on wake-up and shutdown circuit according to an embodiment of the present utility model;

[0011] FIG3( b ) is a schematic diagram of a key-press wake-up control logic according to an embodiment of the present utility model;

[0012] FIG3( c ) is a schematic diagram of a charging wake-up control logic according to an embodiment of the present utility model;

[0013] FIG3( d ) is a schematic diagram of a charging pile wake-up control logic according to an embodiment of the present utility model. DETAILED DESCRIPTION

[0014] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0015] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the utility model described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a series of units, systems, products or devices are not necessarily limited to those clearly listed, but may include other units that are not clearly listed or inherent to these products or devices.

[0016] According to an embodiment of the utility model, a control device is provided. Figure 1 Schematic diagram of a control device according to an embodiment of the present utility model. Figure 1 As shown, the control device 100 may include: a power supply device 101 , a first control circuit 102 , a second control circuit 103 and a target circuit 104 .

[0017] The power supply device 101 is used to output a power supply voltage.

[0018] In the technical solution provided by the power supply device 101 of the utility model, the control device can be used to control the target circuit to supply power to the working circuit in the control device, and the power supply device can be used to output the power supply voltage to the target circuit. For example, the control device can be a power-on wake-up circuit, the power supply device can be at least one battery, and the power supply device can also be a battery pack or a battery pack, etc. No specific restrictions are made here, and it is only used as an example.

[0019] In this embodiment, by providing a power supply device in the control device, the target circuit can be controlled to supply power to the waiting working circuit in the control device. For example, by providing at least one battery in the power-on wake-up circuit, the target circuit can be controlled to supply power to the waiting working circuit in the power-on wake-up circuit. Alternatively, by providing a battery pack or a battery pack in the power-on wake-up circuit, the target circuit can be controlled to supply power to the waiting working circuit in the power-on wake-up circuit. No specific limitation is made here, and it is only used as an example.

[0020] The first control circuit 102 is connected to the target circuit and is used to output the power supply voltage to the target circuit.

[0021] In the technical solution provided by the above-mentioned first control circuit 102 of the utility model, the above-mentioned first control circuit can be connected to the target circuit, and is used to output the power supply voltage to the target circuit to control the target circuit to supply power to the working circuit in the control device. For example, the above-mentioned first control circuit can be the first switching circuit in the power-on wake-up circuit, and the above-mentioned target circuit can be the target working circuit in the power-on wake-up circuit.

[0022] In this embodiment, by providing a first switching circuit in the power-on wake-up circuit, it can be connected to the target working circuit, and the power supply voltage output by the battery can be output to the target working circuit, or the power supply voltage output by the battery pack or battery pack can be output to the target working circuit. No specific limitation is made here, only examples are given for illustration.

[0023] Optionally, when the power-on wake-up button is pressed, the first control circuit is turned on and connected to the target circuit, so that the voltage output by the battery can be directly output to the target circuit. For example, when the power-on wake-up button is pressed, the first switch circuit is turned on and connected to the target working circuit, so that the power supply voltage output by the battery can be directly output to the target working circuit, or, the power supply voltage output by the battery pack or battery pack can be directly output to the target working circuit.

[0024] The second control circuit 103 is connected to the first control circuit, and is used to maintain the connection between the first control circuit and the target circuit, and output the power supply voltage to the target circuit.

[0025] In the technical solution provided by the second control circuit 103 of the utility model, the second control circuit can be connected to the first control circuit, and is used to maintain the connection between the first control circuit and the target circuit, and output the power supply voltage to the target circuit to control the target circuit to supply power to the circuit to be worked. For example, the second control circuit can be the second switching circuit in the power-on wake-up circuit.

[0026] In this embodiment, a second switching circuit is provided in the power-on wake-up circuit, which can be connected to the first switching circuit and used to maintain the connection between the first switching circuit and the target working circuit, and output the power supply voltage output by the battery to the target working circuit, or output the power supply voltage output by a battery pack or a battery pack to the target working circuit, so as to control the target working circuit to supply power to the circuit to be worked.

[0027] Optionally, when the key is released, the second control circuit is turned on to connect with the first control circuit, thereby maintaining the first control circuit to continue to be turned on, so that the voltage output by the battery can continue to output voltage to the target circuit. For example, when the key is released, the second switch circuit is controlled to be turned on to connect with the first switch circuit, thereby maintaining the first switch circuit to continue to be turned on, so that the voltage output by the battery group or battery pack can continue to output voltage to the target working circuit.

[0028] Figure 2 It is a schematic diagram of a power-on wake-up circuit according to the related technology, such as Figure 2 As shown, in the related art, the first switch circuit is controlled to be turned on by the second switch circuit, so that the battery 201 outputs the working voltage to the target working circuit 203 through the first switch circuit 202, and the first switch circuit 202 is connected between the battery 201 and the target working circuit 203; the second switch circuit 205 is connected to the charging interface 204, and the second switch circuit 205 is also connected to the control end of the first switch circuit 202; when the second switch circuit 205 receives the power supply voltage input by the external power supply through the charging interface 204, the control signal is output to the first switch circuit 202, and the first switch circuit 202 turns on the connection between the battery 201 and the target working circuit 203 according to the control signal, so that the battery 201 outputs the working voltage to the target working circuit 203 through the first switch circuit 202 to wake up the target working circuit 203.

[0029] However, when the system needs to be shut down, the system needs to control the shutdown circuit to turn off the system power. In addition, the circuit design is complex and the logic control of the shutdown circuit is complex. There is still a technical problem that it is difficult to simplify the power-on wake-up circuit.

[0030] In the scheme implemented in the present application, by providing a power supply device, a first control circuit, a second control circuit and a target circuit in the control device, the power supply device can be used to output the power supply voltage, the first control circuit can be connected to the target circuit, and the first control circuit can be used to output the power supply voltage to the target circuit, the second control circuit can be connected to the first control circuit, and the second control circuit can be used to maintain the connection between the first control circuit and the target circuit, and the second control circuit can be used to output the power supply voltage to the target circuit, thereby achieving the purpose of realizing different power-on wake-up circuits, thereby solving the technical problem of difficulty in simplifying the power-on wake-up circuit, and further achieving the technical effect of simplifying the power-on wake-up circuit.

[0031] The above-mentioned device of this embodiment is further introduced below.

[0032] As an optional implementation, the control device includes: a first switch tube, connected between the power supply device and the target circuit, and used to output the power supply voltage to the target circuit; wherein, a first control circuit, connected to the first switch tube, is used to turn on the first switch tube.

[0033] In this embodiment, the above-mentioned first switch tube can be connected between the power supply device and the target circuit, the above-mentioned first switch tube can be used to output the power supply voltage to the target circuit, the above-mentioned first control circuit can be connected to the first switch tube, and used to turn on the first switch tube. For example, the above-mentioned first switch tube can be connected between the battery and the target working circuit. No specific limitation is made here, only for example.

[0034] Optionally, by providing a first switch tube between the power supply device and the target circuit, the power supply voltage can be output to the target circuit. When the power-on wake-up button is pressed, the first control circuit can be connected to the first switch tube according to the power-on signal of the button, thereby turning on the first switch tube and outputting the power supply voltage to the target circuit, thereby achieving the technical effect of outputting the power supply voltage to the target circuit.

[0035] Optionally, when the power-on wake-up button is pressed, the power-on signal of the button is pulled low. According to the power-on signal of the button after being pulled low, the diode D5 can be turned on, and the first switch tube Q1 can be turned on, so that the battery voltage can be output to the target working circuit through the first switch tube Q1, and the target working circuit can work and power other subsequent circuits.

[0036] Figure 3(a) is a schematic diagram of a power-on wake-up and shutdown circuit according to an embodiment of the utility model. As shown in Figure 3(a), the charging interface 301 can be connected to the first switch circuit 302 through a diode D1, the battery 304 can be connected to the target working circuit 303 through the first switch circuit 302, and the second switch circuit 305 can be connected to the first switch circuit 302.

[0037] Optionally, for the button power-on wake-up part, usually, the resistor device is provided with a power-on wake-up button. When the button is pressed, a button signal is generated, which can directly control the first switch circuit to open, thereby allowing the battery voltage to be directly output to the target working circuit.

[0038] Optionally, for the charging power-on wake-up part, when there is a certain voltage at the charging interface, the voltage can be directly output to the target working circuit, the target working circuit can work, and the system can also start working.

[0039] Optionally, for an Electric Vehicle Charging (EV) charging wake-up circuit, when an EV charging pile is connected, the system can automatically identify voltage access and automatically turn on the first switch circuit. At this time, the battery voltage can be directly output to the target circuit, and the target circuit can work.

[0040] Optionally, after the system is powered on, the system can also maintain the system power supply through a control signal so that the system is always in working condition; when the system needs to be powered off, the control signal can also control the second switch circuit to turn off, thereby turning off the first switch circuit, and the battery voltage cannot be output to the target working circuit, at which time the system loses power.

[0041] FIG3( b) is a schematic diagram of a key wake-up control logic according to an embodiment of the present invention. As shown in FIG3( b), for the key wake-up control logic, when the power-on wake-up key is pressed, the power-on signal of the key is pulled low. According to the power-on signal of the key after being pulled low, the diode D5 can be turned on, and the first switch tube Q1 can be turned on, so that the battery voltage can be output to the target working circuit through the first switch tube Q1, and the target working circuit can work and power other subsequent circuits thereof, so that the system can start working as a whole. Among them, the control logic of the key power-on wake-up is simple. Only by pressing the key, the system can automatically control the power-on without other control logic. After the system key power-on wake-up, the detection signal can detect a low level, and the control signal can turn on the second switch circuit. The turned-on second switch circuit can maintain the first switch tube Q1 in a conducting state to ensure the normal power supply of the system.

[0042] In this embodiment, the first switch tube needs to be turned on. How to turn on the first switch tube is further described below.

[0043] As an optional implementation manner, the second control circuit is connected to the first switch tube and is used to turn on the first switch tube.

[0044] In this embodiment, the second control circuit can be connected to the first switch tube and used to turn on the first switch tube. For example, the second control circuit can be connected to the first control circuit when the level signal is a power-on signal of a button. The second control circuit can also maintain the connection between the first control circuit and the target circuit by turning on the first switch tube when the button is released, and output the power supply voltage to the target circuit.

[0045] Optionally, by judging whether the level signal corresponding to the key access instruction is the power-on signal of the key, it can be determined whether to connect to the first control circuit through the second control circuit; if it is judged that the level signal corresponding to the key access instruction is the power-on signal of the key, it is connected to the first control circuit through the second control circuit. When the key is released, the first switch tube can be turned on through the second control circuit to maintain the connection between the first control circuit and the target circuit, and the power supply voltage output by the power supply device is output to the target circuit, thereby achieving the technical effect of keeping the target circuit working.

[0046] Optionally, by judging whether the level signal corresponding to the key access instruction is the power-on signal of the key, it can be determined whether to connect to the first switch circuit through the second switch circuit. If it is judged that the level signal corresponding to the key access instruction is the power-on signal of the key, it is connected to the first switch circuit through the second switch circuit. When the key is released, the first switch tube can be turned on through the second switch circuit to maintain the connection between the first switch circuit and the target working circuit, and output the power supply voltage output by the battery to the target working circuit, or output the power supply voltage output by the battery pack or the like to the target working circuit.

[0047] Optionally, when the button is pressed, after the battery voltage is output to the target working circuit, the detection signal is connected to the microcontroller, and the detection signal is pulled low through the diode D6. At this time, the microcontroller can detect the low level. The microcontroller is connected to the power on and power off signals at the same time. The microcontroller outputs a high level and turns on the second switch circuit. When the button is released, the second switch circuit can be controlled to be turned on through the power on and power off signals, thereby maintaining the first switch circuit to continue to be turned on, so that the battery voltage can continue to output voltage to the target circuit.

[0048] In this embodiment, when a certain voltage exists at the charging interface, the voltage needs to be directly output to the target circuit. The following further introduces how to directly output the voltage to the target circuit when a certain voltage exists at the charging interface.

[0049] As an optional implementation, the control device includes: a first charging interface connected to the charging device and used to output a connection voltage of the charging device to the target circuit.

[0050] In this embodiment, the above-mentioned control device can be used to connect to the charging device, and to output the access voltage of the charging device to the target circuit. For example, the above-mentioned first charging interface can be a charging interface in the power-on wake-up circuit, and the above-mentioned charging device can include at least one of the following: a charging power supply and a mobile charger, etc., which are only used as examples here and are not specifically limited.

[0051] Optionally, by providing a first charging interface in the control device, when the first charging interface in the control device is connected to the charging device, the access voltage of the charging device can be output to the target circuit. For example, by providing a charging interface in the power-on wake-up circuit, when the charging interface in the power-on wake-up circuit is connected to the charging device, the access voltage of the charging device can be output to the target working circuit, thereby achieving the technical effect of directly outputting the voltage to the target circuit when a certain voltage exists at the charging interface.

[0052] Optionally, for the charging power-on wake-up part, when there is a certain voltage at the charging interface, the voltage can be directly output to the target working circuit, the target working circuit can work, and the system can also start working.

[0053] FIG3( c ) is a schematic diagram of a charging wake-up control logic according to an embodiment of the present invention. As shown in FIG3( c ), for the charging wake-up circuit, when the charging interface 301 is connected to charging, the voltage can be directly output to the target working circuit 303, so that the target working circuit 303 can start working, thereby starting to output voltage for other parts of the system to start working, that is, the system starts to power on, wherein the target working circuit can be a direct current (Direct Current, referred to as DCDC) circuit.

[0054] In this embodiment, it is necessary to supply power to the circuit to be operated when the charging pile interface is connected to the charging device. The following further introduces how to supply power to the circuit to be operated when the charging pile interface is connected to the charging device.

[0055] As an optional implementation, the control device includes: a second charging interface connected to the charging device and used to output the power supply voltage to the target circuit.

[0056] In this embodiment, the above-mentioned control device can be connected to the charging device, and is used to output the power supply voltage to the target circuit through the first control circuit. For example, the above-mentioned second charging interface can be a charging pile interface in the power-on wake-up circuit. This is only used as an example here and is not specifically limited.

[0057] Optionally, by providing a second charging interface in the control device, when the second charging interface in the control device is connected to the charging device, the target circuit can be controlled to supply power to the waiting working circuit through the first control circuit. For example, by providing a charging pile interface in the power-on wake-up circuit, when the charging pile interface in the power-on wake-up circuit is connected to the charging device, the target working circuit can be controlled to supply power to the waiting working circuit through the first switching circuit, thereby achieving the technical effect of supplying power to the waiting working circuit through the first control circuit when the charging pile interface is connected to the charging device.

[0058] In this embodiment, it is necessary to output the power supply voltage to the target circuit when the charging pile is awakened by charging. The following further introduces how to output the power supply voltage to the target circuit when the charging pile is awakened by charging.

[0059] As an optional implementation, the control device also includes: a first diode, a resistor, a second switch tube and a third switch tube, wherein the first diode is connected to the resistor, the resistor is connected to the second switch tube, the second switch tube is connected to the third switch tube, and the third switch tube is used to output the power supply voltage to the target circuit; the second switch tube is used to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit.

[0060] In this embodiment, the above-mentioned control device may include at least: a first diode, a resistor, a second switch tube and a third switch tube, etc. The first diode may be connected to the resistor, the resistor may be connected to the second switch tube, the second switch tube may be connected to the third switch tube, the third switch tube may be used to output the power supply voltage to the target circuit, the second switch tube may be used to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit.

[0061] Optionally, by providing at least a first diode, a resistor, a second switch tube and a third switch tube in the control device, when the second charging interface is connected to the charging device, the third switch tube can be turned on through the first diode and the resistor, and the first switch tube can be turned on through the turned-on third switch tube, and the power supply voltage can be output to the target circuit. In addition, when the second switch tube is turned off, the first switch tube can be controlled to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit, thereby achieving a technical effect that can ensure the operation of the target circuit.

[0062] Optionally, by providing at least a first diode, a resistor, a second switch tube and a third switch tube in the power-on wake-up circuit, when the charging pile interface is connected to the charging device, the third switch tube can be turned on through the first diode and the resistor, and the first switch tube can be turned on through the turned-on third switch tube, and the power supply voltage can be output to the target working circuit. In addition, when the second switch tube is turned off, the first switch tube can be controlled to disconnect the battery from the target working circuit, or the first switch tube can be controlled to disconnect the battery group or battery pack from the target working circuit, and disconnect the charging device from the first switch circuit.

[0063] FIG3( d ) is a schematic diagram of a charging pile wake-up control logic according to an embodiment of the present invention. As shown in FIG3( d ), for charging pile wake-up, when the charging pile interface 306 is connected, the port is connected to a 12V voltage by default. Through the diode D10 and the resistor R3 , the N-channel Metal-Oxide-Semiconductor transistor (NMOS) Q3 can be turned on. At this time, the optocoupler is turned on, the EV charging signal is pulled low, and the first switch circuit is controlled to be turned on. The voltage output by the battery can be output to the target working circuit 303 through the first switch tube Q1. The target working circuit 303 can work normally, and its subsequent circuit can work normally. When it needs to be turned off, the second switch tube Q2 is controlled to be turned off. At this time, the optocoupler is turned off, and the control signal turns off the first switch tube Q1, and the system is powered off.

[0064] In this embodiment, it is necessary to disconnect the power supply device and the target circuit when the second switch tube is turned off. The following further introduces how to disconnect the power supply device and the target circuit when the second switch tube is turned off.

[0065] As an optional implementation, the control device is used to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit.

[0066] In this embodiment, the control device can be used to disconnect the power supply device from the target circuit and disconnect the charging device from the first control circuit when the second switch tube is turned off.

[0067] Optionally, when the second switch tube is turned off, the power supply device and the target circuit are disconnected, and the charging device and the first control circuit are disconnected. For example, when Q2 is turned off, the control signal in the power-on wake-up circuit is used to disconnect the battery and the target working circuit, or the battery pack and the target working circuit, or the battery pack and the target working circuit, etc., and disconnect the charging device and the first switch circuit, thereby achieving the technical effect of disconnecting the power supply device and the target circuit when the second switch tube is turned off.

[0068] Optionally, when shutdown is required, the second switch tube Q2 is controlled to be turned off, at which time the optocoupler is turned off, the control signal turns off the first switch tube Q1, and the system is powered off, thereby causing the target working circuit to stop working.

[0069] In this embodiment, it is necessary to disconnect the power supply device and the target circuit when the system needs to be powered off. The following further introduces how to disconnect the power supply device and the target circuit when the system needs to be powered off.

[0070] As an optional implementation, the control circuit is used to disconnect the second control circuit, the second control circuit is used to disconnect the first control circuit, and the first control circuit is used to disconnect the power supply device and the target circuit.

[0071] In this embodiment, the control circuit can be used to disconnect the second control circuit, the second control circuit can be used to disconnect the first control circuit, and the first control circuit can be used to disconnect the power supply device and the target circuit.

[0072] Optionally, when the system needs to be powered off, in the control circuit, the second control circuit is disconnected, and the first control circuit can be disconnected by disconnecting the second control circuit, and the power supply device and the target circuit can be disconnected by disconnecting the first control circuit. For example, in the power-on wake-up circuit, the second switch circuit is disconnected, and the first switch circuit can be disconnected by disconnecting the second switch circuit, and the battery and the target working circuit can be disconnected by disconnecting the first switch circuit, or, by disconnecting the first switch circuit, the battery pack and the target working circuit can be disconnected, or the battery pack and the target working circuit can be disconnected, thereby achieving the technical effect of disconnecting the power supply device and the target circuit through the control signal in the control circuit.

[0073] As an optional implementation, the power supply device, the first control circuit, the second control circuit and the target circuit are deployed in a power-on wake-up circuit.

[0074] In this embodiment, the power supply device may be at least one battery, or a battery pack or a battery pack, etc. The first control circuit may be a first switch circuit in a power-on wake-up circuit, the second control circuit may be a second switch circuit in a power-on wake-up circuit, and the target circuit may be a target working circuit in a power-on wake-up circuit.

[0075] In this embodiment, in the power-on wake-up circuit, according to the method of supplying power from the target circuit to the working circuit, at least a power supply device, a first control circuit, a second control circuit and a target circuit are respectively deployed. For example, at least a battery pack, a first switch circuit, a second switch circuit and a target working circuit are respectively deployed. No specific limitation is made here, and it is only used as an example.

[0076] In this embodiment, by deploying a power supply device, a power supply voltage can be output. By deploying a first control circuit, it can be connected to a target circuit and the power supply voltage output by the power supply device can be output to the target circuit. By deploying a second control circuit, it can be connected to the first control circuit to maintain the connection between the first control circuit and the target circuit, and the power supply voltage output by the power supply device can be output to the target circuit, thereby achieving the purpose of controlling the target circuit to supply power to the circuit to be worked.

[0077] As an optional implementation, the power supply device at least includes a battery and / or a battery pack.

[0078] In this embodiment, the power supply device may at least include a battery and / or a battery pack.

[0079] It should be noted that the specifications of the above-mentioned batteries and / or battery packs can be adjusted according to power supply requirements and are not specifically limited.

[0080] The serial numbers of the above-mentioned embodiments of the present invention are only for description and do not represent the advantages and disadvantages of the embodiments.

[0081] In the above embodiments of the present invention, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0082] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A control device, characterized in that: include: A power supply device, a first control circuit, a second control circuit and a target circuit, wherein: The power supply device is used to output a power supply voltage; The first control circuit is connected to the target circuit and is used to output the supply voltage to the target circuit; The second control circuit is connected to the first control circuit, and is used to maintain the connection between the first control circuit and the target circuit, and output the power supply voltage to the target circuit.

2. The control device according to claim 1, characterized in that The control device comprises: A first switch tube, connected between the power supply device and the target circuit, and used to output the power supply voltage to the target circuit; Wherein, the first control circuit is connected to the first switch tube and is used to turn on the first switch tube.

3. The control device according to claim 2, characterized in that The second control circuit is connected to the first switch tube and is used to turn on the first switch tube.

4. The control device according to claim 1, characterized in that The control device comprises: The first charging interface is connected to a charging device and is used to output a connection voltage of the charging device to the target circuit.

5. The control device according to claim 1, characterized in that The control device comprises: The second charging interface is connected to a charging device and is used to output the supply voltage to the target circuit.

6. The control device according to any one of claims 4 to 5, characterized in that: The control device further includes: a first diode, a resistor, a second switch tube and a third switch tube; The first diode is connected to the resistor, the resistor is connected to the second switch tube, the second switch tube is connected to the third switch tube, and the third switch tube is used to output the supply voltage to the target circuit; The second switch tube is used to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit.

7. The control device according to claim 6, characterized in that The control device is used to disconnect the power supply device from the target circuit, and disconnect the charging device from the first control circuit.

8. The control device according to claim 1, characterized in that The control circuit is used to disconnect the second control circuit, the second control circuit is used to disconnect the first control circuit, and the first control circuit is used to disconnect the power supply device and the target circuit.

9. The control device according to claim 1, characterized in that The power supply device, the first control circuit, the second control circuit and the target circuit are deployed in a power-on wake-up circuit.

10. The control device according to claim 1, characterized in that The power supply device at least includes a battery and / or a battery pack.

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