CN209658930U - Charging structure with wake-up switch - Google Patents

Abstract

The utility model discloses a charging structure with a wake-up switch, including a charging circuit, an on-off switch connected to the charging circuit, a control circuit connected to the on-off switch, and an operable wake-up switch, wherein the control circuit detects the charging state of the charging circuit and controls the on-off switch according to the charging state, and the control circuit is connected to the wake-up switch, and controls the on-off switch to be closed to connect the charging circuit when the wake-up switch is actuated. The utility model can operate the wake-up switch after disconnecting the charging, and restart the on-off switch through the control circuit to resume the charging work in time without waiting, thereby preventing the problem that the charged device cannot be charged in time when the charging is disconnected due to the on-off time not being reached or other reasons, and the operation is convenient.

Description

Charging structure with wake-up switch

technical field

The utility model relates to the field of charging, in particular to a charging structure with a wake-up function.

Background technique

With the advancement of technology, electronic products are increasingly becoming thinner and smaller. Among them, handheld devices, such as tablet computers, smart phones, audio-visual players, and other indispensable items in daily life, all have their own chargers and charging cables. , in order to charge and transfer data to the above-mentioned handheld device.

In the prior art, in order to save power or prevent continuous charging from reducing battery life, the charging cable will automatically power off after the handheld device is fully charged. However, this makes the handheld device in a standby state for a long time at night , when the mobile phone automatically consumes power or the power supply is abnormally cut off and restored, even if the charging cable is connected to the power supply, the handheld device cannot be charged in time, so that when the user uses it, the power of the handheld device is insufficient, which affects the use effect.

For example, for some charging cables that can automatically power off after full charging, if you need to charge another mobile phone or need to resume charging if there is a demand for large power usage after the automatic power off after full charging, even if you unplug the charging cable again, it will not be charged. Unable to restore charging to the charging cable.

Therefore, there is an urgent need for a charging structure that can solve the above problems.

Utility model content

The purpose of the utility model is to provide a charging structure with a wake-up switch, which can be operated after the charging circuit is disconnected, so that the charging circuit can continue to be charged.

In order to achieve a purpose, the utility model discloses a charging structure with a wake-up switch, including a charging circuit, an on-off switch connected to the charging circuit, a control circuit connected to the on-off switch, and an operable wake-up switch. switch, the control circuit detects the charging state of the charging line and controls the opening and closing of the on-off switch according to the charging state, the control circuit is connected to the wake-up switch, and controls the on-off when the wake-up switch is activated The switch is closed to communicate with the charging circuit.

Compared with the prior art, the utility model adds a wake-up switch. After the wake-up switch is operated, it can be forced to open and close through the control circuit to ensure that the charging structure is in a rechargeable state and prevent the When the charging is disconnected due to time or other reasons, the charged device cannot be recharged in time, and the operation is convenient.

Preferably, the wake-up switch is connected to the reset terminal of the control circuit, and the control circuit is reset when the wake-up switch acts to control the on-off and off-off, so that the charging circuit is in a connected state, only It is only necessary to add a wake-up switch without changing the specific structure of the control circuit.

Preferably, the wake-up switch includes a mechanical switch, a touch-sensitive switch, a sound-activated switch, or a light-activated switch and the like.

Preferably, the charging structure with a wake-up switch further includes a casing, the charging circuit, the on-off switch and the control circuit are installed in the casing, and the wake-up switch is operatively arranged at the casing , and one end of the casing is provided with a first connection interface electrically connected to one end of the charging circuit, and the other end of the casing is provided with a second connection interface electrically connected to the other end of the charging circuit. In this solution, the charging structure may be an adapter.

Preferably, the charging structure with a wake-up switch further includes a cable, a first connection interface and a second connection interface, the cable is provided with multiple wires and forms the charging circuit, and the first connection interface It is used to connect the charged device and is coupled to one end of the cable; the second connection interface is used to connect to a power supply and is coupled to the other end of the cable. In this solution, the charging structure may be a charging line, a charger or other charging devices.

Specifically, the first connection interface is an expansion connector or a standard, mini, micro, Lightning, or Type-C USB connector, and the second connection interface is an interface for connecting a power adapter or a standard, mini, or USB connector. USB connectors of micro specification and Type-C specification. Wherein, the USB connector of the Type-C specification can be a male connector or a female connector.

Preferably, one end of the control circuit is coupled to the charging circuit and detects the charging state of the charging circuit, and the other end is connected to the on-off switch, and the charged device connected to the charging circuit is fully charged. The on-off switch is controlled to be turned off at a certain time or the on-off switch is controlled to be turned off after a first preset time. This solution can cut off the power after being fully charged to prevent waste.

Preferably, the control circuit also detects the on-off state of the charging circuit, and controls the on-off and closing of the charging circuit after a second preset time after the charging circuit is disconnected, so as to automatically connect the charging circuit . The utility model can automatically restore power at a preset time after the charging line is automatically disconnected, so that the charged device can be charged in time after automatic power consumption in the standby state, so that the power of the charged device can always be kept at a high level.

Preferably, the control circuit obtains the voltage or current of the charging circuit, and controls the on-off switch to disconnect the charging circuit when the voltage or current of the charging circuit exceeds a preset value. Timely over-voltage and over-current protection for charging lines.

Preferably, the charging structure with a wake-up switch further includes an indicating unit connected to the control circuit, and the control circuit controls the indicating unit to act according to the charging state of the charging line to indicate the charging state , such as displaying charging in progress or charging complete.

Specifically, the indicating unit is an LED lamp or a display screen and the like.

Description of drawings

Fig. 1 is a circuit structure diagram of the utility model charging structure.

Fig. 2 is a structural schematic diagram of the charging structure in the first embodiment of the present invention.

Fig. 3 is a structural schematic diagram of the charging structure in the second embodiment of the present invention.

Fig. 4 is a structural schematic diagram of the charging structure in the third embodiment of the present invention.

Fig. 5 is a structural schematic diagram of the charging structure in the fourth embodiment of the present invention.

Fig. 6 is a three-dimensional schematic view of the charging structure in the fourth embodiment of the present invention.

Fig. 7 is a structural schematic diagram of the charging structure in the fifth embodiment of the present invention.

Fig. 8 is a structural schematic diagram of the charging structure in the sixth embodiment of the present invention.

Fig. 9 is a structural schematic diagram of the charging structure in the seventh embodiment of the present invention.

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Referring to Fig. 1, the utility model discloses a charging structure 100 with a wake-up switch, including a charging circuit 10, an on-off switch 20 connected to the charging circuit 10, a control circuit 30 connected to the on-off switch 20, and an operable The wake-up switch 50, the control circuit 30 detects the charging state of the charging circuit 10 and controls the opening and closing of the on-off switch 20 according to the charging state, the control circuit 30 is connected with the wake-up switch 50, and When the switch 50 operates, the on-off switch 20 is controlled to be closed, so as to communicate with the charging circuit 10 . That is, no matter what state the on-off switch 20 is in at this time, when the user operates the wake-up switch 50 to make the wake-up switch 50 act, the wake-up switch 50 sends a wake-up signal to the control circuit 30, and the control circuit 30 controls the on-off switch according to the wake-up signal. 20 is closed, so that the charging line 10 is connected to charge the handheld device.

In this embodiment, one end of the wake-up switch 50 is connected to a high level and the other end is connected to the control circuit 30 , so as to provide a high-level wake-up signal to the control circuit 30 when triggered. In another embodiment, one end of the wake-up switch 50 may also be grounded, and the other end may be connected to the control circuit 30 , so as to provide a low-level wake-up signal to the control circuit 30 when triggered. Of course, the wake-up switch 50 can also be connected to the control circuit 30 in other ways.

With reference to Fig. 1, described wake-up switch 50 is connected the reset terminal of described control circuit 30, when the user operates wake-up switch 50 and makes wake-up switch 50 action, the reset terminal of described control circuit 30 receives wake-up signal (reset signal ), so as to reset, after reset, the charging structure 100 is in the initial state, and the on-off switch 20 is in the closed state.

In this embodiment, the wake-up switch 50 is a push switch, of course, the wake-up switch 50 may also be other mechanical switches, such as a push switch, a toggle switch and the like. Different from mechanical switches, the wake-up switch 50 can also be a touch-sensitive switch, a voice-activated switch, a light-activated switch, and the like.

Referring to FIG. 1, the on-off switch 20 is connected to the charging circuit 10 and controls the on-off of the charging circuit 10; one end of the control circuit 30 is coupled to the charging circuit 10 and detects the charging circuit 10. In the on-off state, the other end is connected to the on-off switch 20, and after the hand-held device (not shown in the figure) connected to the charging line 10 is fully charged, the on-off switch 20 is controlled to be turned off, so that the charging Line 10 is disconnected. Certainly, in another embodiment, the control circuit 30 turns off the on-off switch 20 after a first preset time after being fully charged. When the timing reaches the first preset time, the on-off switch 20 is controlled to be turned off. Wherein, in this embodiment, the on-off switch 20 includes a switch tube, a resistance element, and the like.

Referring to FIG. 1, the control circuit 30 also detects the on-off state of the charging circuit 10, and controls the on-off switch 20 to automatically connect to the charging circuit after a second preset time has elapsed after the charging circuit 10 is disconnected. 10. The utility model can automatically restore electricity at a preset time after the charging line 10 is automatically disconnected. The second preset time can be controlled by a timer.

Referring to FIG. 1, the control circuit 30 includes an acquisition circuit 31, the acquisition circuit 31 acquires the current of the charging circuit 10, and the control circuit 30 controls the on-off switch when the current of the charging circuit 10 exceeds a preset value 20 disconnects the charging line 10 . In this embodiment, the collection circuit 31 includes a collection circuit R0, and of course the collection circuit 31 can also be other collection circuits, such as a voltage collection circuit, to collect the voltage of the charging circuit 10, and the voltage of the charging circuit 10 in the control circuit 30 exceeds At a preset value, the on-off switch 20 is controlled to disconnect the charging circuit 10 .

Referring to FIG. 1 , the charging structure 100 with a wake-up switch further includes an indicating unit 40, the indicating unit 40 is connected to the control circuit 30, and the control circuit 30 controls the indicating according to the charging state of the charging circuit 10 The unit 40 operates to indicate the charging status. In this embodiment, the charging status includes a fast charging status, a normal charging status and a full charging status. Wherein, the charging state can be determined by the current or voltage collected by the collection circuit 31 . In this embodiment, the indicating unit 40 is an LED lamp, of course, the indicating unit 40 may also be in other structures, such as a display screen and the like.

Wherein, the control circuit 30 judges whether it is in a normal charging state, a fast charging state or a full charging state according to the magnitude of the charging current and/or charging voltage, and controls the display unit 40 to display the corresponding charging state.

Referring to FIG. 2 , in this embodiment, the charging structure 100 is a conversion joint, and the conversion joint includes a housing 60 , and the charging circuit 10 , the on-off switch 20 and the control circuit 30 are installed in the housing 10 , The wake-up switch 50 is exposed outside the housing 60, and one end of the housing 60 is provided with a first connection interface 61 coupled with one end of the charging circuit 10, and the other end of the housing 60 is provided with a charging The other end of the line 10 is coupled to the second connection interface 61 . Of course, the wake-up switch 50 can also be located at the housing 60 in other ways, as long as it can be operated by the outside world, for example, if the wake-up switch is a voice-activated switch, as long as it is set in the housing 60, it can accept external voice-activated commands. In this embodiment, the first connection interface 61 is used to connect to the charged device (handheld device) to charge the charged device, and the second connection interface 62 is used to connect to the power supply voltage to supply power to the charging line.

Continuing to refer to FIG. 2 , both the first connection interface 61 and the second connection interface 62 are female socket interfaces. Specifically, the second connection interface 62 is a female socket matching a standard DC male connector, and the first connecting interface 61 is a female socket matching a Type-C male connector. Of course, the first connection interface 61 can also be an expansion connector or a standard, mini, micro, Lightning standard USB connector, etc., and the second connection interface 62 can also be an interface for connecting a power adapter or a mini , micro specification, Lightning specification, Type-C specification, etc. USB connectors. Certainly, the first connection interface 61 and the second connection interface 62 may also be male heads of various specifications.

Continuing to refer to FIG. 2 , in this embodiment, the indicating unit 40 is a translucent light strip. There are multi-color LED lights in the transparent light strip. When the LED light is blue, the charging state is fast charging. When the LED light is green, the charging state is full charge. When the LED light is red, the charging state is Normal state of charge.

The utility model adds a wake-up switch 50 on the basis of the prior art. After the wake-up switch 50 is operated, the control circuit can correspondingly control the on-off switch 20 to connect to the charging circuit 10 to ensure that the charging structure 100 is in a charging state, preventing the charging circuit from being unreached at this time. When the on-off switch 20 is closed or the charging is disconnected for other reasons, the charged device cannot be recharged in time. The operation is convenient and the charging can be automatically restarted. For example, after the current handheld device is fully charged and the on-off switch 20 is turned off, if other handheld devices need to be charged or due to the need to continue to use the current handheld device or other reasons, when the current charging structure 100 needs to be used to continue charging, only the operation wakes up switch 50, so that the on-off switch 20 is controlled to close again through the control circuit 30, so that the charging structure 100 resumes the charging function, that is, it can continue to charge the required equipment, and solves the problem of the charging line that automatically cuts off after full charging. After the power is turned on, the problem that it cannot be charged in time.

Of course, referring to FIG. 9, based on the first embodiment, in this embodiment, the charging structure 100 can also be a charging cable. At this time, the second connection interface is connected to the cable 11. In this embodiment, the second connection interface is A terminal block or terminal on a circuit board. Of course, the first connection interface 61 may also be directly connected to a cable, and in this case the first connection interface 61 is a wiring joint or a terminal on a circuit board.

Referring to Fig. 3, different from the first embodiment, in the second embodiment, the second connection interface 62a of the charging structure 100b is a standard DC male head, of course, the second connection interface 62a can also be other male heads, For example, the second connection interface 62 may also be an interface for connecting a power adapter or a USB connector of mini, micro, Type-C, or Lightning specifications.

In this embodiment, the first connection interface 61 is a female socket, of course, the first connection interface 61 may also be a male socket. Wherein, the first connection interface 61 is an expansion connector or a standard, mini, micro, Lightning, or Type-C USB connector.

When using the above, connect the power supply line connected to the power supply to the second connection interface 62, 62a, and connect the charging line connected to the device to be charged (handheld device) to the first connection interface 61, so that the power supply can be delivered to the handheld device .

In this embodiment, the indicating unit 40a is a plurality of LED lamps, and the plurality of LED lamps are three-color lamps. When the LED lamps emit blue light, the charging state is fast charging state; when the LED lamps emit green light, the charging state is Fully charged, when the LED light is red, the charging status is the normal charging status.

Wherein, the specific circuit structure of the charging structure 100b can be as described in the first embodiment, and will not be repeated here.

4, different from the first embodiment, in the third embodiment, the charging interface 100c is a charging cable, which includes a cable 11, a first connection interface 61a and a second connection interface 62a, and the cable 11 is equipped with There are multiple wires forming a charging circuit 10, the first connection interface 61a is used to connect a handheld device and coupled to one end of the cable 11; the second connection interface 62a is used to connect a power supply and is coupled to The other end of the cable 11. Wherein, the first connection interface 61a is a Type-C USB connector. The second connection interface 62a is a standard USB connector, of course, the first connection interface 61a can also be an expansion connector or a standard, mini, micro, Lightning specification USB connector, etc., the second The connection interface 62a can also be an interface for connecting a power adapter or a USB connector of a micro specification, a mini specification, a Lightning specification, a Type-C specification, or the like.

Wherein, in this embodiment, both the first connection interface 61a and the second connection interface 62a are male. Of course, the first connection interface 61a and the second connection interface 62a can also be female sockets of various specifications, which are not described here. detail.

Referring to FIG. 4 , a housing 60 a is disposed in the middle of the cable 11 , and a part of the charging circuit 10 , an on-off switch 20 and a control circuit 30 are disposed in the housing 60 a, and the wake-up switch 50 is exposed at the housing 60 a.

In this embodiment, the control part (including the on-off switch 20, the control circuit 30, the indicating unit 40 and the wake-up switch 50) is installed on the cable 11, of course, the control part can also be arranged on the first connection interface 61a or the second connection interface 62a.

Wherein, the specific circuit structure of the charging structure 100c can be as described in the first embodiment, and will not be repeated here.

Referring to Fig. 5 and Fig. 6, it is the fourth embodiment of the present utility model, which is different from the third embodiment. In the charging structure 100d of this embodiment, the on-off switch 20 and the control circuit 30 are arranged in the first connection interface 61b, The wake-up switch 50 is operatively disposed at the first connection interface 61b. Of course, the on-off switch 20, the control circuit 30, and the wake-up switch 50 can also be arranged at the second connection interface 62a.

Specifically, the charging structure 100d is a charging cable, which includes a cable 11, a first connection interface 61b, and a second connection interface 62a. The cable 11 is provided with multiple wires and forms a charging line 10. The first connection The interface 61 b is used to connect a handheld device and is coupled to one end of the cable 11 ; the second connection interface 62 a is used to connect to a power supply and is coupled to the other end of the cable 11 . Wherein, the first connection interface 61b is a USB connector of Lightning specification. The second connection interface 62a is a standard USB connector, of course, the first connection interface 61b can also be an expansion connector or a standard, mini, micro, Type-C USB connector, etc., the The second connection interface 62a can also be an interface for connecting a power adapter or a USB connector of a micro specification, a mini specification, a Lightning specification, a Type-C specification, or the like. Wherein, in this embodiment, both the first connection interface 61b and the second connection interface 62a are male. Of course, the first connection interface 61b and the second connection interface 62a can also be female sockets of various specifications, which are not described here. detail.

Wherein, the specific circuit structure of the charging structure 100d can be as described in the first embodiment, and will not be repeated here.

Referring to FIG. 7 , it is the fifth embodiment of the present utility model. The difference from the fourth embodiment is that in this embodiment, the charging structure 100 e is a typeCtoLightning charging line. The second connection interface 62b is a Type-C USB connector.

Specifically, the charging structure 100e is a charging cable, which includes a cable 11, a first connection interface 61b, and a second connection interface 62b. The cable 11 is provided with multiple wires and forms a charging circuit 10. The first connection The interface 61b is used to connect a handheld device and is coupled to one end of the cable 11 ; the second connection interface 62b is used to connect to a power supply and is coupled to the other end of the cable 11 . Wherein, the first connection interface 61b is a USB connector of Lightning specification. The second connection interface 62b is a USB connector of Type-C specification, of course, the first connection interface 61b can also be an expansion connector or a standard, mini, micro, USB connector of Type-C specification, etc. The second connection interface 62b may also be an interface for connecting a power adapter or a USB connector of a standard, micro specification, mini specification, or Lightning specification, and the like. Wherein, in this embodiment, both the first connection interface 61b and the second connection interface 62b are male. Of course, the first connection interface 61b and the second connection interface 62b can also be female sockets of various specifications, which are not described here. detail.

Wherein, the specific circuit structure of the charging structure 100e can be as described in the first embodiment, and will not be repeated here.

Referring to FIG. 8 , it is the sixth embodiment of the present utility model. The difference from the fifth embodiment is that in this embodiment, the first connection interface 61c of the charging structure 100f is a female socket interface. Specifically, the first connection interface 61c is a Type-C standard socket. Of course, the first connection interface 61c may also be an interface for connecting a power adapter or a standard, mini, micro, or Lightning USB connector.

Specifically, the charging structure 100f is a charging cable, which includes a cable 11, a first connection interface 61c, and a second connection interface 62b. The cable 11 is provided with multiple wires and forms a charging line 10. The first connection The interface 61c is used to connect a handheld device and is coupled to one end of the cable 11 ; the second connection interface 62b is used to connect to a power supply and is coupled to the other end of the cable 11 . Wherein, the first connection interface 61c is a Type-C standard socket. The second connection interface 62b is a male head of Type-C specification. Of course, the first connection interface 61c can also be an expansion connector or a standard, mini, micro, Lightning specification USB connector, etc. The second connection interface 62a can also be an interface for connecting a power adapter or a USB connector of standard, micro, mini, or Lightning specifications.

Wherein, in this embodiment, the first connection interface 61c is a female seat, and the second connection interface 62a is a male head. Of course, the first connection interface 61c can also be a male head of various specifications, and the second connection interface 62b can also be a Female sockets of various specifications will not be described in detail here

Wherein, the specific circuit structure of the charging structure 100f can be as described in the first embodiment, and will not be repeated here.

As mentioned above, the charging structure of the present invention can be an adapter for charging, a charging cable, and other charging equipment. The utility model is mainly used for charging handheld devices such as mobile phones.

What is disclosed above is only the preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited with this. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model .

Claims (10)

1. A charging structure with a wake-up switch, comprising a charging circuit, an on-off switch connected to the charging circuit and a control circuit connected to the on-off switch, the control circuit detects the charging state of the charging circuit and according to The charge state controls the opening and closing of the on-off switch, which is characterized in that: it also includes an operable wake-up switch, the control circuit is connected to the wake-up switch, and controls the on-off switch to turn off the wake-up switch when the wake-up switch is activated. combined to communicate with the charging circuit. 2. The charging structure with a wake-up switch according to claim 1, characterized in that: the wake-up switch is connected to the reset terminal of the control circuit, and the control circuit is reset when the wake-up switch operates to control the The on-off and on-off closures are described. 3. The charging structure with a wake-up switch according to claim 1, wherein the wake-up switch comprises a mechanical switch, a touch-sensitive switch, a sound-activated switch or a light-activated switch. 4. The charging structure with a wake-up switch according to claim 1, further comprising a housing, the charging circuit, the on-off switch and the control circuit are installed in the housing, and the wake-up switch is operable is arranged at the housing, and one end of the housing is provided with a first connection interface electrically connected to one end of the charging circuit, and the other end of the housing is provided with a first connection interface electrically connected to the other end of the charging circuit. the second connection interface. 5. The charging structure with a wake-up switch as claimed in claim 1, further comprising a cable, a first connection interface and a second connection interface, said cable is provided with multiple wires and forms said charging The first connection interface is used to connect the charged device and is coupled to one end of the cable; the second connection interface is used to connect to a power supply and is coupled to the other end of the cable. 6. The charging structure with wake-up switch according to claim 4 or 5, characterized in that: the first connection interface is an expansion connector or a mini, micro, Lightning, Type-C USB connector, the The second connection interface is an interface for connecting a power adapter or a USB connector of mini, micro specification, or Type-C specification. 7. The charging structure with a wake-up switch according to claim 1, wherein one end of the control circuit is coupled to the charging circuit and detects the charging state of the charging circuit, and the other end is connected to the charging circuit The switch is connected, and the on-off switch is controlled to be turned off when the charged device connected to the charging line is fully charged or the on-off switch is controlled to be turned off after a first preset time. 8. The charging structure with a wake-up switch according to claim 1, characterized in that: the control circuit also detects the on-off state of the charging circuit, and after the charging circuit is disconnected, a second preset time passes Control the on-off and off-closing. 9. The charging structure with a wake-up switch according to claim 1, characterized in that: the control circuit obtains the voltage or current of the charging circuit, and controls the charging circuit when the voltage or current of the charging circuit exceeds a preset value The on-off switch disconnects the charging circuit. 10. The charging structure with a wake-up switch according to claim 1, further comprising an indicating unit, the indicating unit is connected to the control circuit, and the control circuit controls the charging circuit according to the charging state of the charging circuit. The indication unit acts to indicate the charging state.