CN209923629U

CN209923629U - Washing machine program controller with voice function

Info

Publication number: CN209923629U
Application number: CN201920337063.4U
Authority: CN
Inventors: 徐俊成
Original assignee: NANJING CHANGDECHENG ELECTRIC APPLIANCES Co Ltd
Current assignee: NANJING CHANGDECHENG ELECTRIC APPLIANCES Co Ltd
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2020-01-10
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses a washing machine program controller with voice function, belonging to the technical field of washing machine intelligent control, comprising a micro control unit, a zero-crossing detection circuit, a water level detection circuit, a man-machine interface module and a servo system unit which are respectively connected with the micro control unit, wherein the micro control unit is used for receiving the information transmitted by the zero-crossing detection circuit, the water level detection circuit, the man-machine interface module and the servo system unit and feeding back the instruction information; the zero-crossing detection circuit is used for judging the frequency and the voltage inversion point (namely the zero crossing point) of the single-phase alternating-current power supply and providing a basis for the system to adjust the rotating speed or the frequency of the motor; the water level detection circuit is used for detecting the height of the water level in the equipment; the human-computer interface module is used for manually controlling or intelligently controlling equipment; and the servo system unit is used for controlling the equipment to work. The utility model discloses integrated voice interaction module and WIFI module in an organic whole, brought convenient and fast's intelligent life for the user and experienced, improved user's quality of life greatly.

Description

Washing machine program controller with voice function

Technical Field

The utility model relates to a washing machine program controller of speech function belongs to washing machine intelligent control technical field.

Background

The washing process of the washing machine mainly draws dirt into water to realize the purpose of cleaning under the mechanical actions of draining, flushing and the like generated by machinery and the wetting and dispersing actions of a detergent; firstly, washing liquid filled between impeller blades is thrown to the barrel wall at high speed under the action of centrifugal force and rises along the barrel wall, a low-pressure area is formed at the center of the impeller due to the throwing of the liquid, and the washing liquid flows back to the vicinity of the impeller, so that a vortex taking the axis of the impeller as the center is formed near the impeller, clothes are spirally rotated under the action of the vortex, and are thrown to the barrel wall after being sucked into the center to rub with the barrel wall, and because the center of the impeller is the low-pressure area, the clothes are easily sucked near the impeller and continuously rub with the impeller, and dirt is forced to be separated from the clothes; due to the irregular shape of the washing bucket, when the rotating water flow touches the bucket wall, the speed and the direction of the rotating water flow are changed to form turbulent flow, and under the action of the turbulent flow, the clothes move irregularly and roll, so that the effective washing area is increased, and the washing uniformity of the clothes is improved; however, most of the existing washing machines are full-automatic washing machines, but the existing washing machines still need to be operated and used by users on the spot, and cannot be remotely controlled.

Disclosure of Invention

For solving prior art's not enough, the utility model provides a voice function's washing machine program controller has integrateed voice interaction module and WIFI module in an organic whole, brings convenient and fast's intelligent life for the user and experiences, has improved user's quality of life greatly.

The utility model discloses the technical scheme who adopts does:

a washing machine program controller with voice function comprises a micro control unit, and a zero-crossing detection circuit, a water level detection circuit, a human-computer interface module and a servo system unit which are respectively connected with the micro control unit, wherein the micro control unit is used for receiving information transmitted by the zero-crossing detection circuit, the water level detection circuit, the human-computer interface module and the servo system unit and feeding back instruction information; the zero-crossing detection circuit is used for judging the frequency and the voltage inversion point (namely the zero crossing point) of the single-phase alternating-current power supply and providing a basis for the system to adjust the rotating speed or the frequency of the motor; the water level detection circuit is used for detecting the height of the water level in the equipment; the human-computer interface module is used for manually controlling or intelligently controlling equipment; and the servo system unit is used for controlling the equipment to work.

Preferably, the human-computer interface module comprises a key module, a voice interaction module and a WIFI module, and the key module is used for a user to directly control the equipment to work; the voice interaction module is used for enabling the equipment in the dormant state to directly enter a waiting instruction state by detecting the voice (a set voice instruction, namely a wakeup word) of a user when the equipment is in the dormant state, and controlling the equipment to execute a subsequently received instruction; the WIFI module is used for connecting the equipment and a wireless network and can realize intelligent remote operation of the Internet of things through APP direct operation.

Further preferably, the key module further comprises an LED display screen and a touch key.

Further preferably, the voice interaction module is required to be used after the WIFI module connects the device with the wireless network.

Further preferably, the servo system unit comprises a water inlet unit, a water drainage unit, a door lock driving unit and a motor driving unit, wherein the water inlet unit is used for controlling equipment water inlet operation, the water drainage unit is used for controlling equipment water drainage operation, the door lock driving unit is used for controlling the opening and closing of an equipment door, and the motor driving unit is used for controlling the starting or closing of an equipment motor.

Further preferably, the system also comprises a fuzzy weighing module and a power-down memory module, wherein the fuzzy weighing module and the power-down memory module are respectively in signal connection with the micro control unit; the fuzzy weighing module is used for automatically weighing clothes in the equipment and adjusting water inflow according to the weight; the power-down memory module is used for recording the state of the equipment in power-down operation.

The beneficial effects of the utility model reside in that:

the button module, the voice interaction module and the WIFI module are integrated, so that the combination of manual operation and remote control of equipment is realized, the intelligent degree of the washing machine is improved, and intelligent life experience is brought to users; the fuzzy weighing module and the water level detection circuit can determine the water quantity according to the weight of clothes, so that water sources are saved.

Drawings

Fig. 1 is a logic diagram of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1: a washing machine program controller with voice function comprises a micro control unit, and a zero-crossing detection circuit, a water level detection circuit, a human-computer interface module and a servo system unit which are respectively connected with the micro control unit, wherein the micro control unit is used for receiving information transmitted by the zero-crossing detection circuit, the water level detection circuit, the human-computer interface module and the servo system unit and feeding back instruction information; the zero-crossing detection circuit is used for judging the frequency and the voltage inversion point (namely the zero crossing point) of the single-phase alternating-current power supply and providing a basis for the system to adjust the rotating speed or the frequency of the motor; the water level detection circuit is used for detecting the water level in the equipment, different water quantities correspond to different water levels in the equipment, a plastic pipe is arranged in the washing machine, the top end of the plastic pipe is provided with a pressure sensor, a U-shaped pipe is arranged between the plastic pipe and the washing bucket, when the washing machine is filled with water, the water level in the washing bucket rises, the water level in the plastic pipe also rises, air in the plastic pipe is compressed, the sensor detects the air pressure in the pipe to reach a value, and whether the water level is in place or not is judged according;

the human-computer interface module comprises a key module, a voice interaction module and a WIFI module, wherein the key module is used for a user to directly control the equipment to work, and the equipment can be operated in real time by pressing and uncovering the equipment; the voice interaction module is used for enabling the equipment in the dormant state to directly enter a waiting instruction state by detecting the voice (set voice instruction, namely awakening word) of a user when the equipment is in the dormant state, and controlling the equipment to execute a subsequently received instruction, wherein the instruction is set in advance; the WIFI module is used for connecting the equipment with a wireless network, realizing interaction between the equipment and the intelligent terminal through the wireless network, and realizing intelligent remote operation of the Internet of things through direct operation of an APP on the intelligent terminal;

the servo system unit comprises a water inlet unit, a water drainage unit, a door lock driving unit and a motor driving unit, wherein the water inlet unit is used for controlling equipment water inlet operation, the water drainage unit is used for controlling equipment water drainage operation, the door lock driving unit is used for controlling the opening and closing of an equipment door, and the motor driving unit is used for controlling the starting or closing of an equipment motor.

The key module also comprises an LED display screen and a touch key.

The voice interaction module is required to be used after the WIFI module connects the device with the wireless network.

The system also comprises a fuzzy weighing module and a power-down memory module, wherein the fuzzy weighing module and the power-down memory module are respectively in signal connection with the micro control unit; the fuzzy weighing module is used for automatically weighing clothes in the washing machine, when the quantity and texture of clothes in the washing bucket are different and water is injected to enable the clothes to reach the same water level, the total weight of the clothes is different, and by utilizing the point, the clothes quality and the clothes quantity can be judged by judging the current of the washing motor, and the method comprises the following steps: after a start key is pressed, the impeller rotates forwards and backwards to rub dry clothes, if the clothes are too much, the resistance of the impeller is larger, then the impeller is connected to a motor through a clutch, the weight is roughly judged through the judgment of the current of the motor, the weight condition of the clothes can be obtained, the water quantity corresponding to the weight range of the clothes is set in advance, and the water inflow can be controlled according to the weight after the weight of the clothes is weighed in a fuzzy mode; the power failure memory module is used for recording the state of the equipment in power failure during operation and continuously executing the state in power failure after the equipment is recovered to be electrified.

The utility model discloses a theory of operation does:

firstly, connecting equipment with a wireless network through a WIFI module, and establishing an interactive state with the equipment through an intelligent end; when a user can operate the equipment in a short distance, the normal operation of the equipment can be carried out through the key module; when a user is in a range which can be identified by a voice interaction module of the equipment, the equipment can be awakened through voice, and the voice instruction is carried out to control the equipment to execute a subsequently received instruction; when the user WIFI module can cover the range and needs to use the equipment, the APP on the intelligent terminal is only needed to be operated to control the equipment to work.

The utility model provides a washing machine program controller of voice function, integrated button module, voice interaction module and WIFI module in an organic whole, realized that the manual operation of equipment combines together with remote control, improved washing machine's intelligent degree, brought intelligent life experience for the user; the fuzzy weighing module and the water level detection circuit can determine the water quantity according to the weight of clothes, so that water sources are saved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A washing machine program controller with voice function is characterized in that: the micro-control unit is used for receiving information transmitted by the zero-crossing detection circuit, the water level detection circuit, the human-computer interface module and the servo system unit and feeding back instruction information; the zero-crossing detection circuit is used for judging the frequency and the voltage inversion point of the single-phase alternating-current power supply and providing a basis for the system to adjust the rotating speed or the frequency of the motor; the water level detection circuit is used for detecting the height of the water level in the equipment; the human-computer interface module is used for manually controlling or intelligently controlling equipment; and the servo system unit is used for controlling the equipment to work.

2. The washing machine program controller with voice function according to claim 1, wherein the human-computer interface module comprises a key module, a voice interaction module and a WIFI module, and the key module is used for a user to directly control the equipment to work; the voice interaction module is used for enabling the equipment in the dormant state to directly enter an instruction waiting state and controlling the equipment to execute a subsequently received instruction, wherein the equipment can also detect the voice of a user in the dormant state; the WIFI module is used for connecting the equipment and a wireless network and can realize intelligent remote operation of the Internet of things through APP direct operation.

3. The washing machine program controller with voice function according to claim 2, characterized in that the key module further comprises an LED display screen and a touch key.

4. The voice-enabled washing machine program controller according to claim 2, wherein the voice interaction module is required to be used after the WIFI module connects the device to the wireless network.

5. The program controller of washing machine with voice function as claimed in claim 1, wherein the servo system unit comprises a water inlet unit for controlling water inlet operation of the equipment, a water outlet unit for controlling water outlet operation of the equipment, a door lock driving unit for controlling opening and closing of the door of the equipment, and a motor driving unit for controlling starting or closing of a motor of the equipment.

6. The washing machine program controller with the voice function according to claim 1, characterized by further comprising a fuzzy weighing module and a power-down memory module, wherein the fuzzy weighing module and the power-down memory module are respectively in signal connection with the micro control unit; the fuzzy weighing module is used for automatically weighing clothes in the equipment and adjusting water inflow according to the weight; the power-down memory module is used for recording the state of the equipment in power-down operation.