CN217610826U

CN217610826U - Zero-power-consumption standby circuit of floor sweeping and mopping robot

Info

Publication number: CN217610826U
Application number: CN202221176456.XU
Authority: CN
Inventors: 彭云
Original assignee: Huizhou Most Electronics Co ltd
Current assignee: Huizhou Most Electronics Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-10-21
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to a clean mopping robot zero-power consumption standby circuit, including control chip, power module, start detection module and work module, power module's output with work module and control chip connect, start detection module with power module and control chip connect, start detection module and be used for receiving key signal, switch on according to key signal power module's input and output, it is right on the control chip. The utility model discloses can make the stand-by power consumption who sweeps floor robot be zero, when improving to use and experience, prolong the life of battery.

Description

Zero-power-consumption standby circuit of floor sweeping and mopping robot

Technical Field

The utility model relates to the technical field of household appliances, particularly, relate to a zero power consumption standby circuit of mopping robot.

Background

The floor sweeping and mopping robot is a new household appliance, has the functions of sweeping and mopping the floor, and is popular among families due to the practicability and convenience of the floor sweeping and mopping robot. The floor-sweeping robot brings convenience to users, and meanwhile, some electric energy loss inevitably exists during the non-use period, if the floor-sweeping robot is not used for a long time, the electric quantity of a battery of the floor-sweeping robot is completely lost due to standby, and when the floor-sweeping robot needs to be used again, the floor-sweeping robot needs to be charged firstly, so that inconvenience is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a zero power consumption standby circuit of mopping robot can make standby power consumption be zero, when improving to use and experience, prolongs the life of battery.

The utility model provides a zero power consumption standby circuit of robot mopping, includes control chip, power module, starts detection module and work module, power module's output with work module and control chip are connected, start detection module with power module and control chip are connected, start detection module and be used for receiving key signal, switch on according to key signal power module's input and output, it is right to control chip is last to go up.

Further, start detection module includes first MOS pipe, second MOS pipe and key switch, the source electrode and the drain electrode of first MOS pipe respectively with power module's input and output are connected, the grid of first MOS pipe with the drain electrode of second MOS pipe is connected, the source electrode ground connection of second MOS pipe, the grid with control chip's power locking pin is connected, key switch's one end with the grid of first MOS pipe is connected, the other end with the source electrode of second MOS pipe is connected, control chip wake up the pin with power module's output and key switch are connected.

The device further comprises a first diode and a second diode, wherein the anode of the first diode is connected with the awakening pin of the control chip, the cathode of the first diode is connected with the key switch, the anode of the second diode is connected between the grid electrode of the first MOS tube and the drain electrode of the second MOS tube, and the cathode of the second diode is connected with the key switch.

Further, the charging detection module comprises a charging port and a third MOS tube, the grid electrode of the third MOS tube is connected with the charging port and the control chip, the source electrode of the third MOS tube is grounded, the drain electrode of the third MOS tube is connected with the charging signal end, and the charging signal end is connected with the key switch.

Furthermore, the power supply module includes an electric quantity detection circuit, the electric quantity detection circuit includes a first resistor, a second resistor and a first capacitor, one end of the first resistor is connected to the power supply module, the other end of the first resistor is connected to the control chip, and the second resistor and the first capacitor are connected in parallel between the first resistor and the ground.

Furthermore, the power supply module comprises a first voltage stabilizer and a second voltage stabilizer, wherein the first voltage stabilizer outputs a first power supply voltage, and the second voltage stabilizer outputs a second power supply voltage.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the start detection module, when standby state, start monitoring module and make power module break off completely to make the stand-by power consumption reduce to zero, when needs use, start detection module and can detect key signal, and switch on power module, with awakening up control chip, equipment can get into normal mode promptly, and whole circuit is simple, and is with low costs, easily realizes, has very big practical value and market prospect.

Drawings

Fig. 1 is a circuit block diagram of a zero power consumption standby circuit of a mopping robot according to an embodiment of the present invention.

Fig. 2 is a circuit diagram of a control chip of the zero power consumption standby circuit of the floor mopping robot according to the embodiment of the present invention.

Fig. 3 is a circuit diagram of the power supply module and the start detection module of the zero power consumption standby circuit of the mopping robot of the embodiment of the present invention.

Fig. 4 is a circuit diagram of the charging detection module of the zero power consumption standby circuit of the floor mopping robot of the embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1, in a preferred embodiment, the present invention relates to a zero power consumption standby circuit of a floor-sweeping robot, which comprises a control chip 1, a power supply module 2, a start detection module 3, and a working module 4. The control chip 1 is used for controlling the action of the equipment, the power supply module 2 is used for supplying power to the equipment, the starting detection module 3 is used for disconnecting the power supply module 2 in a standby state and detecting a key signal when the equipment is required to be used so as to wake up the power supply module of the equipment, and the working module 4 is used for executing different functions and actions.

Referring to fig. 2 to 4, the power supply of the power supply module 2 may be a lithium battery, and the start detection module 3 includes a first MOS transistor Q18, a second MOS transistor Q19, a first diode D8, a second diode D9, and a key switch SW. The first MOS tube Q18 is arranged between the input end and the output end of the Power supply module 2, the first MOS tube Q18 is a PMOS tube, the source electrode and the drain electrode of the first MOS tube Q18 are respectively connected with the input end and the output end of the Power supply module, the grid electrode of the first MOS tube Q18 is connected with the drain electrode of the second MOS tube Q19, the second MOS tube Q19 is an NMOS tube, the source electrode of the second MOS tube Q19 is grounded, the grid electrode of the second MOS tube Q19 is connected with a Power locking pin Power _ lock of the control chip U1, one end of the key switch SW is connected with the grid electrode of the first MOS tube Q18, the other end of the key switch SW is connected with the source electrode of the second MOS tube Q19, and the wake-up pin WAKUP of the control chip U1 is connected with the output end and the key switch SW of the Power supply module 2.

In this embodiment, the anode of the first diode D8 is connected to the wake-up pin WAKUP of the control chip U1, the cathode is connected to the key switch SW, the anode of the second diode D9 is connected between the gate of the first MOS transistor Q18 and the drain of the second MOS transistor Q19, and the cathode is connected to the key switch SW.

In order to better understand the above technical solution, the following description is made on the control principle: in standby, the first MOS transistor Q18 is in a cut-off state, and at this time, the power supply module 2 is disconnected from the control chip U1 and the working module 4, and the circuit does not consume electric power. When the multifunctional electric floor cleaning machine is required to be used, a user manually presses the key switch SW, at the moment, the first MOS tube Q18 is conducted, the output end of the Power supply module 2 outputs 5V voltage to the wake-up pin WAKUP of the control chip U1, the control chip U1 is electrified, the control chip U1 controls the Power locking pin Power _ lock to enable the second MOS tube Q19 to be conducted, namely, the first MOS tube Q18 and the second MOS tube Q19 are simultaneously conducted, the equipment enters a normal working state, at the moment, the output end of the Power supply module 2 outputs voltage to the working module 4, and the working module 4 executes working instructions such as floor sweeping, floor mopping, water spraying and the like. After the work is finished, the key switch SW is switched off, the control chip U1 controls the Power locking pin Power _ lock to enable the second MOS tube Q19 to be cut off, then the first MOS tube Q18 is cut off, the Power supply module 2 is switched off, and the equipment enters a zero-Power standby state again.

In this embodiment, the electronic device further includes a charging detection module 5, the charging detection module 5 includes a charging port J7 and a third MOS transistor Q17, a gate of the third MOS transistor Q17 is connected to the charging port J7 and a pin of the ADC2 of the control chip U1, a source is grounded, and a drain is connected to the key switch SW. When the key switch SW is closed, the control chip U1 is electrified and then detects whether the equipment is in a charging state or not through the ADC2 pin.

In this embodiment, the power supply module 2 includes a power detection circuit 6, the power detection circuit 6 includes a first resistor R49, a second resistor R53, and a first capacitor C18, one end of the first resistor R49 is connected to the main circuit of the power supply module 2, the other end is connected to the ADC1 pin of the control chip U1, and the second resistor R53 and the first capacitor C18 are connected in parallel between the first resistor R49 and the ground. Through control chip's ADC1 pin, can detect power module 2's electric quantity, during concrete implementation, the result accessible display screen or the signal lamp output of detecting is convenient for be used for understanding the real-time electric quantity of equipment.

The power supply module 2 comprises a first voltage stabilizer U5 and a second voltage stabilizer U6, the first voltage stabilizer U5 outputs a first power supply voltage, and the second voltage stabilizer U6 outputs a second power supply voltage. It is understood that, in the present embodiment, the first power supply voltage is 12V, and the second power supply voltage is 5V, and in other embodiments, the first power supply voltage and the second power supply voltage may be set according to actual needs.

It should be noted that, the working module 4 can be set according to actual needs, and specifically can include a roll-on motor driving circuit, a vacuum suction motor driving circuit, an indicator light driving circuit, a germicidal lamp driving circuit, a water pump motor driving circuit, a clear water detection driving circuit, and a sewage detection driving circuit, and the circuits can be implemented by using the existing circuits, which is not described herein in detail.

The embodiment of the application starts the detection module through setting up, and when standby state, start the monitoring module and make power module break off completely to make standby power consumption reduce to zero, when needs use, start the detection module and can detect the key signal, and switch on the power module, in order to awaken up control chip, equipment can get into normal mode promptly, and whole circuit is simple, and is with low costs, easily realizes, has very big practical value and market prospect.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. The utility model provides a zero power consumption standby circuit of robot sweeps floor, its characterized in that, includes control chip, power module, starts detection module and work module, power module's output with work module and control chip connect, start detection module with power module and control chip connect, start detection module and be used for receiving key signal, switch on according to key signal power module's input and output, it is right to control chip goes up the electricity.

2. The zero-power-consumption standby circuit of the floor-sweeping robot according to claim 1, wherein the start-up detection module comprises a first MOS transistor, a second MOS transistor and a key switch, the source and the drain of the first MOS transistor are respectively connected to the input and the output of the power supply module, the gate of the first MOS transistor is connected to the drain of the second MOS transistor, the source of the second MOS transistor is grounded, the gate is connected to the power locking pin of the control chip, one end of the key switch is connected to the gate of the first MOS transistor, the other end of the key switch is connected to the source of the second MOS transistor, and the wake-up pin of the control chip is connected to the output of the power supply module and the key switch.

3. The zero power consumption standby circuit of the mopping robot of claim 2, further comprising a first diode and a second diode, wherein the anode of the first diode is connected to the wake-up pin of the control chip, the cathode of the first diode is connected to the key switch, the anode of the second diode is connected between the gate of the first MOS transistor and the drain of the second MOS transistor, and the cathode of the second diode is connected to the key switch.

4. The zero-power-consumption standby circuit of the mopping robot of claim 2, further comprising a charging detection module, wherein the charging detection module comprises a charging port and a third MOS transistor, a gate of the third MOS transistor is connected with the charging port and the control chip, a source of the third MOS transistor is grounded, and a drain of the third MOS transistor is connected with the key switch.

5. The zero-power-consumption standby circuit of the floor-sweeping robot as claimed in claim 1, wherein the power supply module comprises a power detection circuit, the power detection circuit comprises a first resistor, a second resistor and a first capacitor, one end of the first resistor is connected to the power supply module, the other end of the first resistor is connected to the control chip, and the second resistor and the first capacitor are connected in parallel between the first resistor and the ground.

6. The zero power consumption standby circuit of claim 1, wherein the power supply module comprises a first voltage regulator and a second voltage regulator, the first voltage regulator outputs a first power supply voltage, and the second voltage regulator outputs a second power supply voltage.