CN110631167B

CN110631167B - Controller, electric control equipment and control method of controller

Info

Publication number: CN110631167B
Application number: CN201910899280.7A
Authority: CN
Inventors: 苏玉海; 刘亚平; 薛寒冬; 张亚国; 郭跃新; 庞俊刚
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2024-03-01
Anticipated expiration: 2039-09-23
Also published as: WO2021056882A1; CN110631167A

Abstract

The invention relates to a controller, electric control equipment and a control method of the controller, which are used for relieving the problem of low control reliability. Wherein the controller includes: the annular piece is rotatably arranged, and a first touching part is arranged in the annular piece; the annunciator is arranged in the annular piece, and is configured to touch the first touch part and send a signal when the first touch part rotates to the position where the annunciator is located along with the annular piece; and a control board electrically connected to the annunciator, the control board configured to receive a signal emitted from the annunciator and emit a signal for controlling an electronic control device. The invention transmits signals in a mechanical touch mode, and the control principle is simple and reliable.

Description

Controller, electric control equipment and control method of controller

Technical Field

The present invention relates to the field of control devices, and in particular, to a controller, an electronic control device, and a control method of the controller.

Background

In the field of air conditioner multi-split air conditioner, a wire controller or a manual controller for indoor unit standard allocation has the problems of complex control principle, low control precision and reliability or single function. With the younger consumer market, more and more people need personalized and multifunctional controllers. It is very necessary to develop a multifunctional controller which is both attractive and convenient to operate.

Disclosure of Invention

One of the purposes of the invention is to provide a controller, an electric control device and a control method of the controller, which are used for relieving the problem of low control reliability.

Some embodiments of the invention provide a controller comprising:

the annular piece is rotatably arranged, and a first touching part is arranged in the annular piece;

the annunciator is arranged in the annular piece, and is configured to touch the first touch part and send a signal when the first touch part rotates to the position where the annunciator is located along with the annular piece; and

and the control board is electrically connected with the annunciator and is configured to receive signals sent by the annunciator and send signals for controlling the electric control equipment.

In some embodiments, the controller further comprises a pressing assembly configured to move or deform relative to the ring to touch the control board, causing the control board to emit a signal for controlling the electronic control device.

In some embodiments, the pressing assembly is disposed within the ring;

the pressing assembly is configured to move axially along the ring or deform axially to touch the control plate.

In some embodiments, the pressing assembly includes a bracket provided with a second touching portion near the control board, the bracket being configured to move axially or deform axially along the ring member such that the second touching portion touches the control board.

In some embodiments, the annunciator is disposed within the support, and the annunciator includes a touch piece that extends out of the support, the touch piece configured to touch the first touch portion.

In some embodiments, the control board comprises a first control board and a second control board, the first control board being electrically connected to the second control board;

the pressing assembly is configured to move or deform relative to the ring to touch the second control board, the second control board is configured to send a signal to the first control board after being touched by the pressing assembly, and the first control board is configured to send a signal for controlling an electronic control device.

In some embodiments, the controller further comprises an environment detection module electrically connected to the control board, the environment detection module configured to send a signal to the control board.

In some embodiments, the environmental detection module includes at least one of a temperature and humidity detection element, a PM2.5 detection element, a formaldehyde detection element, and a noise detection element.

In some embodiments, the control boards include a first control board and a third control board, the third control board is electrically connected with the first control board, the third control board is disposed within the ring, the annunciator is disposed in the third control board, the annunciator is configured to send signals to the third control board, the third control board is configured to send signals to the first control board, and the first control board is configured to send signals for controlling the electronic control device.

In some embodiments, the control board further comprises a second control board electrically connected to the first control board;

the controller also includes a pressing assembly configured to move or deform relative to the ring to touch the second control board, the second control board configured to send a signal to the first control board.

In some embodiments, the pressing assembly includes a bracket disposed within the ring, and the annunciator and the third control board are disposed within the bracket.

In some embodiments, the support comprises an annular frame and a bottom frame, wherein the outer peripheral shape of the annular frame is matched with the inner peripheral shape of the annular piece, the bottom frame is arranged at the end part of the annular frame, and the bottom frame is provided with a second touching part which is used for touching the second control panel.

In some embodiments, the controller includes a support disposed within the ring, the support being movably coupled to the support, and the second control board is disposed on the support.

In some embodiments, the pressing assembly includes a display screen disposed at an axial end of the ring, the display screen being electrically connected to the control board for displaying an operating mode and operating parameters of the electronic control device.

In some embodiments, the controller includes a mounting portion, the ring is rotatably disposed on the mounting portion, the pressing assembly is detachably disposed on the mounting portion, and the mounting portion is configured to be disposed on a wall or an electronic control device.

In some embodiments, the controller includes a mounting portion, the ring is rotatably disposed on the mounting portion, the mounting portion is configured to be disposed on a wall or an electronic control device, and the first control board is disposed on the mounting portion.

In some embodiments, the second control board is electrically connected to the first control board in a plug-in manner.

In some embodiments, the inner wall of the ring member is provided with a plurality of first touching portions at intervals along the rotation direction of the ring member.

In some embodiments, the first abutment extends in a radial direction of the annular member.

In some embodiments, the ring is provided with a plurality of heat dissipation holes arranged in the form of braille sentences for providing operation prompts.

Some embodiments of the invention provide an electronic control device comprising a controller as described above.

In some embodiments, the electronic control device comprises an air conditioner.

Some embodiments of the present invention provide a control method of a controller, including:

when it is desired to adjust the operating mode or operating parameters of the electronic control device,

rotating the annular piece to enable the first touching part to touch the annunciator;

the annunciator sends a signal to the control panel;

the control board sends out a signal for controlling the electric control equipment;

the signal device is used for triggering the switching of the primary operation mode of the electric control equipment or triggering the primary increase or decrease of the operation parameter value of the electric control equipment when the signal device is contacted with the first contact part once.

In some embodiments, the controller further comprises a pressing assembly; the control method further includes:

after the operation mode or the operation parameters of the electric control equipment are determined, the pressing component is pressed for confirmation, and then the control board sends out a signal for enabling the electric control equipment to operate according to the selected operation mode or the selected operation parameters.

In some embodiments, the control method of the controller further includes:

before rotating the ring, if the controller is in a standby state, the pressing assembly is pressed to activate the controller, and then the ring is rotated again.

Based on the technical scheme, the invention has at least the following beneficial effects:

in some embodiments, the controller includes ring, annunciator and control panel, through being equipped with first portion of touching in the ring, first portion of touching takes place the mechanical touch with annunciator, and annunciator sends the form of signal for the control panel, confirms the switching of electrical control equipment's mode of operation and the increase and decrease of operating parameter numerical value, simple structure, convenient operation sends the signal through the form that the machinery touched, and control principle is simple reliable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

FIG. 1 is a schematic view of a controller according to some embodiments of the present invention;

FIG. 2 is a schematic diagram of an exploded structure of a controller according to some embodiments of the present invention;

FIG. 3 is a schematic view of a mating portion of a first component and a second component according to some embodiments of the present invention;

FIG. 4 is an exploded view of a first component provided in some embodiments of the invention;

FIG. 5 is a schematic cross-sectional view of a first component provided in some embodiments of the invention;

fig. 6 is a schematic structural diagram of a second control board according to some embodiments of the present invention;

FIG. 7 is an enlarged schematic view of an annunciator provided in some embodiments of the present invention;

FIG. 8 is a schematic view of a ring according to some embodiments of the present invention;

FIG. 9 is a schematic partial cross-sectional view of a first component provided in some embodiments of the invention;

fig. 10 is an exploded view of a second component provided in some embodiments of the invention.

The reference numerals in the drawings indicate:

1-a ring member; 11-a first touching portion;

2-annunciators; 21-a touch member; 21 a-a first position; 21 b-a second position;

31-a first control board; 311-first connection; 32-a second control board; 321-a signal receiving part; 322-a second connection; 33-a third control board;

41-a display screen; 42-ring frames; 43-chassis; 431-snap; 432-positioning columns; 44-support; 45-a second touching portion;

51-a temperature and humidity detection element; 52-PM2.5 detection element; a 53-formaldehyde detecting element;

6-an installation part; 61-a first housing; 62-a second housing;

100-a first component; 200-a second component.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "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, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.

Some embodiments provide a controller that includes a ring 1 (as shown in fig. 1, 2, and 5), an annunciator 2 (as shown in fig. 5 and 6), and a control board.

The ring member 1 is rotatably provided, and a first abutment 11 is provided in the ring member 1, as shown in fig. 8.

In some embodiments, as shown in fig. 8, the inner wall of the ring member 1 is provided with a plurality of first abutment portions 11 at intervals in the rotational direction of the ring member 1. The control accuracy can be improved by providing a plurality of first touching portions 11.

Alternatively, the first abutment 11 extends in the radial direction of the annular member 1.

Alternatively, the first abutment 11 comprises a protrusion provided on the inner wall of the annular member 1. Of course, the first abutment 11 may also comprise abutment members provided on the inner wall of the annular member 1.

In some embodiments, the ring 1 is provided with a plurality of heat dissipation holes for dissipating heat from the controller.

Optionally, the heat dissipation holes are arranged in the form of braille sentences for providing operation prompts, so that the operation and the use of people with vision impairment are facilitated.

As shown in fig. 5, the annunciator 2 is disposed in the annular member 1, and the annunciator 2 is configured to collide with the first collision portion 11 and transmit a signal when the first collision portion 11 rotates with the annular member 1 to the position where the annunciator 2 is located.

When the inner wall of the annular piece 1 is provided with a plurality of first touching parts 11 at intervals, each first touching part 11 makes a touch with the annunciator 2 once, and the annunciator 2 sends a signal to the control panel once.

The control board is electrically connected to the annunciator 2, the control board is configured to receive signals from the annunciator 2, and the control board is also configured to emit signals for controlling the electronic control device.

The control board determines the operation mode and/or the operation parameters of the electronic control device according to the number of times the annunciator 2 transmits a signal and according to whether the ring member 1 touches the annunciator 2 in a forward rotation or a reverse rotation.

In some embodiments, the controller determines the switching of the operation mode of the electric control device and the increase or decrease of the operation parameter value by arranging the first touching part 11 in the annular part 1, the first touching part 11 mechanically touching the annunciator 2, and the annunciator 2 sends a signal to the control panel, so that the product has simple structure and convenient operation, and the control principle is simple and reliable and the accuracy is high by sending the signal in the form of mechanical touching.

In some embodiments, the controller further comprises an environment detection module electrically connected to the control board, the environment detection module configured to send a signal to the control board. The environment detection module is responsible for detecting air quality, for example: and the temperature and humidity, the formaldehyde concentration, the PM2.5, the noise and the like are detected, so that the controller has multiple functions, and the product competitiveness is improved.

In some embodiments, the environmental detection module is provided within the ring 1.

In some embodiments, the environmental detection module includes at least one of a temperature and humidity detection element 51, a PM2.5 detection element 52, a formaldehyde detection element 53, and a noise detection element.

In some embodiments, the controller further comprises a pressing assembly configured to move or deform relative to the ring 1 to touch the control board, which issues signals for controlling the electronic control device.

In some embodiments, the first touching part 11 is made to touch the annunciator 2 by rotating the annular part 1, the annunciator 2 sends a signal to the control board to select the operation mode of the electric control device or increase or decrease the operation parameter value, the pressing component moves or deforms relative to the annular part 1 to touch the control board to determine the operation mode or the operation parameter, and the mode switching and increase or decrease of the parameter value of the controller are realized in a mechanical touching mode.

In some embodiments, the pressing assembly is provided within the ring 1. Alternatively, the pressing assembly is configured to move axially along the ring 1 or deform axially to touch the control plate.

In some embodiments, the pressing assembly comprises a support provided with a second abutment 45 near the control plate, the support being configured to move or deform axially along the annular member 1 so that the second abutment 45 abuts the control plate.

In some embodiments, the annunciator 2 is disposed within a stand, and the annunciator 2 includes a touch piece 21, the touch piece 21 extending out of the stand, the touch piece 21 for touching the first touching portion 11.

In some embodiments, as shown in fig. 7, the touching member 21 has an initial position, and further has a first position 21a and a second position 21b, and the rotation of the ring member 1 enables the touching member 21 to be shifted from the initial position to the first position 21a or the second position 21b, and the generation of the first position 21a and the second position 21b is caused by the clockwise or counterclockwise rotation of the ring member 1.

Optionally, the abutment 21 comprises a spring.

In some embodiments, the control board includes a first control board 31 (shown in fig. 10) and a second control board 32 (shown in fig. 4 and 5), the first control board 31 being electrically connected to the second control board 32.

The pressing assembly is configured to move or deform relative to the ring 1 to touch the second control board 32, the second control board 32 being configured to send a signal to the first control board 31 after being touched by the pressing assembly, the first control board 31 being configured to send a signal for controlling the electronic control device.

In some embodiments, as shown in fig. 4 and 5, the pressing assembly is disposed at one axial end of the ring member 1, and the second control plate 32 is disposed in the ring member 1 at the other axial end of the ring member 1. The pressing assembly is configured to move axially along the ring 1 or deform axially to touch the second control plate 32.

In some embodiments, the first touching portion 11 arranged on the inner wall of the annular member 1 mechanically touches the touching member 21 of the annunciator 2, and the second touching portion 45 arranged on the support of the pressing assembly mechanically touches the second control board 32, so as to transmit signals, realize multiple functions of detection and control, and the like, and have high reliability.

In some embodiments, as shown in fig. 9, the second control board 32 is provided with a signal receiving portion 321, and the second touching portion 45 is pressed against the signal receiving portion 321 to generate a signal.

Alternatively, the signal receiving section 321 includes a signal receiving film.

In some embodiments, the control boards include a first control board 31 (shown in fig. 10) and a third control board 33 (shown in fig. 4 and 5), the third control board 33 being electrically connected to the first control board 31.

As shown in fig. 4 and 5, the third control board 33 is provided in the ring 1, and the annunciator 2 is provided in the third control board 33 as shown in fig. 6.

The annunciator 2 is configured to send a signal to a third control board 33.

The third control board 33 is configured to send a signal to the first control board 31.

The first control board 31 is configured to emit a signal for controlling the electronic control device.

In some embodiments, as shown in fig. 6, an environmental detection module is provided on the third control board 33 and electrically connected to the third control board 33, the environmental detection module being configured to send a signal to the third control board 33.

In some embodiments, the control boards include a first control board 31, a second control board 32, and a third control board 33, the first control board 31 electrically connects the second control board 32 and the third control board 33, and the second control board 32 is also electrically connected with the third control board 33.

The controller further comprises a pressing assembly configured to move or deform relative to the ring 1 to touch the second control plate 32, the second control plate 32 being configured to send a signal to the first control plate 31.

In some embodiments, as shown in fig. 4 and 5, the pressing assembly includes a bracket within which the annunciator 2 and the third control board 33 are disposed.

The environment detection module is arranged in the third control board 33, and the environment detection module is also arranged in the bracket.

As shown in fig. 6, the temperature and humidity detecting element 51, the PM2.5 detecting element 52, the formaldehyde detecting element 53, the noise detecting element, and the annunciator 2 are integrated with the third control board 33. Of course the environment detection module is not limited to the above-described detection elements, but the environment detection module may also comprise heat recovery control means and/or self-cleaning control means etc.

In some embodiments, as shown in fig. 4 and 5, the support includes an annular frame 42 and a bottom frame 43, the outer peripheral shape of the annular frame 42 is matched with the inner peripheral shape of the annular member 1, the bottom frame 43 is provided at the end of the annular frame 42, and the bottom frame 43 is provided with a second touching portion 45, and the second touching portion 45 is used for touching the second control board 32.

The third control board 33 is interposed between the bottom chassis 43 and the annular frame 42.

Alternatively, the bottom frame 43 is fixed to the annular frame 42 by screw connection.

In some embodiments, the controller further includes a support 44, the second control board 32 is disposed on the support 44, and the support 44 is movably connected to the bracket, for example: the support 44 is connected with the bracket by an elastic piece, or the support 44 is connected with the bracket by a guide rail.

In some embodiments, the support is made of an elastic material and is capable of elastic deformation, and the support is fixedly connected to the support 44 and is elastically deformed to drive the second touching portion 45 to touch the second control board 32.

In some embodiments, as shown in FIG. 4, the annular shelf 42, the bottom shelf 43, and the support 44 may each be provided with a heat sink or heat sink.

As shown in fig. 5, the chassis 43 is configured in a groove shape, the circumferential edge of the chassis 43 is circumferentially connected with the end of the annular frame 42, the middle region of the chassis 43 is recessed toward the support 44, and the chassis 43 cooperates with the annular frame 42 to form a space accommodating the third control board 33 and the environment detection module.

As shown in fig. 5, the support 44 is configured in a groove shape, the circumferential edge of the support 44 is connected with the circumferential edge of the chassis 43, the middle region of the support 44 is recessed away from the chassis 43, and a space for accommodating the second control board 32 is formed between the support 44 and the chassis 43.

In some embodiments, the annular shelf 42 is connected to the support 44 by circumferentially disposed snaps at its ends.

In some embodiments, as shown in fig. 4 and 5, the pressing assembly includes a display screen 41, the display screen 41 is disposed at an axial end of the ring member 1, and the display screen 41 is electrically connected to the control board for displaying an operation mode and an operation parameter of the electronic control device.

Optionally, the display 41 comprises an LED display.

Optionally, the display 41 is glued to the end of the annular frame 42 by means of double sided adhesive tape.

In some embodiments, as shown in fig. 1 and 2, the controller includes a mounting portion 6, and the ring member 1 is rotatably provided to the mounting portion 6. The pressing component is detachably arranged on the mounting part 6, and the mounting part 6 is used for being arranged on a wall body or electric control equipment.

In some embodiments, the controller includes a mounting portion 6, the ring member 1 is rotatably disposed on the mounting portion 6, the mounting portion 6 is configured to be disposed on a wall or an electronic control device, and the first control board 31 is disposed on the mounting portion 6, as shown in fig. 10.

In some embodiments, the ring member 1 is rotatably disposed on the mounting portion 6, and is clamped between the bottom frame 43 and the outer periphery of the ring frame 42.

The mounting portion 6 may be mounted on a wall body, or may be mounted on an electronic control device, and when the mounting portion 6 is mounted on the electronic control device, the first control board 31 may be a control board of the electronic control device.

In some embodiments, the second control board 32 is electrically connected to the first control board 31 in a plug-in manner.

As shown in fig. 2, the ring member 1, the annunciator 2, the pressing assembly, the second control board 32, and the third control board 33 are integrally provided as a first component 100. The mounting portion 6 and the first control board 31 are integrally provided as the second member 200.

The second component 200 may be provided on a wall or the second component 200 may be a component of an electronic control device. The second component 200 is connected with the first component 100 in a detachable connection mode, and the second control board 32 in the first component 100 and the first control board 31 in the first component 100 are electrically connected in a plug-in mode, so that the device is of a modularized design, simple in structure and convenient to connect. The applicability of the first component 100 is strong.

The electrical connection between the third control board 33 and the second control board 32 in the first component 100 may be achieved by wire connection.

In some embodiments, as shown in fig. 10, a first connection portion 311 is provided on a side of the first control board 31 adjacent to the second control board 32. As shown in fig. 9, a second connecting portion 322 is provided on a side of the second control board 32 close to the first control board 31; the second connection portion 322 cooperates with the first connection portion 311 to achieve connection communication between the first control board 31 and the second control board 32.

Optionally, the first connection portion 311 includes a socket or a plug, and the second connection portion 322 includes a plug or a socket, so as to implement connection communication between the first control board 31 and the second control board 32 through plug-in cooperation between the plug and the socket.

In some embodiments, the ring 1 is rotatably mounted to the mounting portion 6. The holder in the pressing assembly is detachably provided to the mounting portion 6.

Optionally, as shown in fig. 3, the bracket is provided with a catch 431 or a catch, and the mounting portion 6 is provided with a catch or a catch, respectively, so as to realize detachable connection of the bracket and the mounting portion 6.

Optionally, as shown in fig. 3, the support is provided with a positioning post 432 or a positioning hole, and correspondingly, the mounting portion 6 is provided with a positioning hole or a positioning post, so as to realize positioning of the support and the mounting portion 6, and further realize detachable connection of the support and the mounting portion 6.

In some embodiments, as shown in fig. 10, the mounting portion 6 includes a first housing 61 and a second housing 62, the ring member 1 is rotatably connected to the first housing 61, the second housing 62 is used for being mounted on a wall or an electronic control device, and the first control board 31 is disposed between the first housing 61 and the second housing 62.

The first housing 61, the second housing 62 and the first control board 31 are integrally provided as a second component 200, and the second component 200 may be provided on a wall, or the second component 200 may be a component on an electronic control device. When the second component 200 is a component on an electronic control device, the first control board 31 may be a motherboard for controlling the electronic control device, and is used for receiving and transmitting signals to the electronic control device.

In some embodiments, the second housing 62 is fixed in a junction box on a wall or an electric control device during installation, the first control board 31 is fixed in the second housing 62 through a screw, the first housing 61 and the second housing 62 are connected through a peripheral buckle, the first component 100 and the second component 200 which are integrally arranged on the annular piece 1, the annunciator 2, the pressing assembly, the second control board 32 and the third control board 33 are detachably connected, and the second control board 32 is electrically connected with the first control board 31 in a plug-in mode.

The first housing 61 is provided with a through hole for connecting the first connection portion 311 of the first control board 31 to the second connection portion 322 of the second control board 32 in a plugging manner.

Some embodiments provide an electronic control device comprising the controller described above.

When the electronic control device is turned on, operation information of the electronic control device can be transmitted to the display screen 41 through the first control board 31.

In some embodiments, the electronic control device comprises an air conditioner. Namely: the controller provided by the present disclosure is at least a controller suitable for an air conditioner.

Some embodiments provide a control method of the controller, which includes:

rotating the ring-shaped member 1 to make the first touching portion 11 touch the annunciator 2;

the annunciator 2 sends a signal to the control panel;

wherein, a single touch of the annunciator 2 with the first touch portion 11 triggers a switch of a single operation mode of the electronic control device, or triggers a single increase or decrease of an operation parameter of the electronic control device.

In some implementations, the ring member 1 is provided with a plurality of first touching portions 11, and each touching time the annunciator 2 is set, the value of the operation parameter is increased by a value smaller than 1, so as to improve the control accuracy.

For example: the value of the set temperature parameter is increased by 0.1-0.5 ℃ every time the annunciator 2 touches the first touching part 11, so as to improve the temperature control precision.

In some embodiments, the controller further comprises a pressing assembly; the control method of the controller further comprises the following steps:

In some embodiments, the control method of the controller further includes:

before rotating the ring member 1, if the controller is in a standby state, the pressing assembly is pressed to activate the controller, and then the ring member 1 is rotated again.

In some embodiments, the electronic control device is an air conditioner, and the control method of the controller suitable for the air conditioner includes:

when a user needs to adjust the operation mode of the air conditioner, for example: cooling, heating, dehumidifying, air supplying, sleeping, etc. or when a user needs to adjust an operation parameter of the air conditioner, for example: temperature, wind speed, sweep angle operating parameters, etc.;

if the controller is in a standby state, the display 41 is pressed once, the chassis 43 moves downward along with the movement of the display 41, so that the second touching portion 45 of the chassis 43 contacts with the signal receiving portion 321 on the second control board 32, the changing signal is transmitted to the third control board 33 through the inter-board electrical connection, the third control board 33 transmits the signal to the display 41 again, and the adjustable mode is entered.

By rotating the ring member 1 clockwise or counterclockwise, switching back and forth among a plurality of setting modes such as wind speed, temperature, scene setting mode, control mode, fresh air mode, clock, function key, etc., the selected mode blinks, and the display screen 41 is pressed once again to enter the setting interface of this mode.

By rotating the ring member 1 clockwise or counterclockwise, the value of the operation parameter is set, and after the setting, the setting can be confirmed by pressing the display screen 41.

Wherein, when the ring-shaped member 1 is rotated, the first touching part 11 on the ring-shaped member 1 is contacted with the touching part 21 on the annunciator 2 on the third control board 33, and the annunciator 2 sends a change signal to the third control board 33.

When the ring-shaped member 1 rotates clockwise, the touching member 21 of the annunciator 2 is at the first position 21a, the annunciator 2 is continuously contacted with a plurality of first touching portions 11 on the ring-shaped member 1, and the annunciator 2 is touched with one first touching portion 11 once every clockwise rotation.

When the ring-shaped member 1 rotates anticlockwise, the touching member 21 of the annunciator 2 is at the second position 21b, the annunciator 2 is continuously contacted with the plurality of first touching portions 11 on the ring-shaped member 1, and the annunciator 2 is touched with one first touching portion 11 once every anticlockwise rotation.

The parameter to be increased or decreased by one rotation depends on the number of the first touching portions 11, and the advancing or retreating accuracy can be controlled by a program built in the third control board 33.

After the user confirms that the adjusted parameters are displayed on the display screen 41, the received confirmation signal is transmitted to the second control board 32, and the second control board 32 transmits the received signal to the first control board 31 through the electric connection in the plugging mode so as to change the running condition of the air conditioner.

In some embodiments, the controller is turned on after the air conditioner is powered on. The controller displays the indoor PM2.5 value, formaldehyde concentration, temperature and humidity through the PM2.5 detecting element 52, formaldehyde detecting element 53, temperature and humidity detecting element 51 on the third control board 33.

The first control board 31 is internally provided with a PM2.5 and formaldehyde concentration safety upper limit value set according to national standards, and when the controller detects that the indoor air quality exceeds the safety upper limit value, the controller sends a signal to the indoor unit to enable the indoor unit to open an indoor fresh air system for fresh air exchange.

In the description of the present invention, it should be understood that the terms "first," "second," "third," etc. are used for defining components, and are merely for convenience in distinguishing the components, and if not otherwise stated, the terms are not to be construed as limiting the scope of the present invention.

In addition, features of one embodiment may be beneficially incorporated in one or more other embodiments without explicit negation.

Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present invention and are not limiting; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.

Claims

1. A controller, comprising:

the annular piece (1) is rotatably arranged, and a first touching part (11) is arranged in the annular piece (1); the inner wall of the annular piece (1) is provided with a plurality of first touching parts (11) at intervals along the rotation direction of the annular piece (1);

the annunciator (2) is arranged in the annular piece (1), and the annunciator (2) is configured to mechanically touch the first touch part (11) and send a signal when the first touch part (11) rotates to the position of the annunciator (2) along with the annular piece (1);

a control board electrically connected to the annunciator (2), the control board configured to receive a signal emitted by the annunciator (2) and emit a signal for controlling an electronic control device; each first touching part (11) makes a touch with the annunciator (2), and the annunciator (2) sends a signal to the control panel;

a pressing assembly configured to move or deform with respect to the ring (1) to touch the control board, causing the control board to emit a signal for controlling an electronic control device; the pressing assembly comprises a support, the support is arranged in the annular piece (1), the annunciator (2) is arranged in the support, the annunciator (2) comprises a touching piece (21), the touching piece (21) stretches out of the support, and the touching piece (21) is used for touching the first touching part (11); the touching piece (21) has an initial position, a first position (21 a) and a second position (21 b), the annular piece (1) rotates, the touching piece (21) is converted from the initial position to the first position (21 a) or the second position (21 b), and the first position (21 a) and the second position (21 b) are generated due to the clockwise or anticlockwise rotation of the annular piece (1).

2. A control according to claim 1, characterized in that the pressing assembly is provided in the ring (1);

the pressing assembly is configured to move axially along the ring (1) or deform axially to touch the control plate.

3. A control as claimed in claim 2, characterized in that the pressing assembly comprises a support provided with a second abutment (45) adjacent to the control plate, the support being configured to move axially or deform axially along the annular member (1) so that the second abutment (45) abuts the control plate.

4. The controller according to claim 1, wherein the control board comprises a first control board (31) and a second control board (32), the first control board (31) being electrically connected to the second control board (32);

the pressing assembly is configured to move or deform relative to the ring (1) to touch the second control board (32), the second control board (32) is configured to send a signal to the first control board (31) after being touched by the pressing assembly, and the first control board (31) is configured to send a signal for controlling an electronic control device.

5. The controller of claim 1, further comprising an environment detection module electrically connected to the control board, the environment detection module configured to send a signal to the control board.

6. The controller of claim 5, wherein the environmental detection module includes at least one of a temperature and humidity detection element (51), a PM2.5 detection element (52), a formaldehyde detection element (53), and a noise detection element.

7. The controller according to claim 1, wherein the control boards comprise a first control board (31) and a third control board (33), the third control board (33) being electrically connected to the first control board (31), the third control board (33) being provided within the ring (1), the annunciator (2) being provided within the third control board (33), the annunciator (2) being configured to send a signal to the third control board (33), the third control board (33) being configured to send a signal to the first control board (31), the first control board (31) being configured to send a signal for controlling an electronic control device.

8. The controller of claim 7, wherein the control board further comprises a second control board (32), the second control board (32) being electrically connected to the first control board (31);

the controller further comprises a pressing assembly configured to move or deform relative to the ring (1) to touch the second control board (32), the second control board (32) being configured to send a signal to the first control board (31).

9. The controller according to claim 8, wherein the third control board (33) is provided in the holder.

10. The controller according to claim 9, wherein the bracket comprises a ring-shaped frame (42) and a bottom frame (43), the outer peripheral shape of the ring-shaped frame (42) is matched with the inner peripheral shape of the ring-shaped member (1), the bottom frame (43) is arranged at the end part of the ring-shaped frame (42), the bottom frame (43) is provided with a second touching part (45), and the second touching part (45) is used for touching the second control board (32).

11. A control as claimed in claim 9, comprising a support (44), said support (44) being provided in said ring (1), said support (44) being movably connected to said support, said second control board (32) being provided in said support (44).

12. A controller according to claim 1 or 8, wherein the pressing assembly comprises a display screen (41), the display screen (41) being provided at an axial end of the ring (1), the display screen (41) being electrically connected to a control board for displaying an operating mode and operating parameters of the electrical control device.

13. A controller according to claim 1, comprising a mounting portion (6), said ring member (1) being rotatably provided to said mounting portion (6), said pressing assembly being detachably provided to said mounting portion (6), said mounting portion (6) being adapted to be provided to a wall or an electrical control device.

14. A controller according to claim 4, comprising a mounting portion (6), said ring (1) being rotatably arranged on said mounting portion (6), said mounting portion (6) being adapted to be arranged on a wall or an electrical control device, said first control board (31) being arranged on said mounting portion (6).

15. The controller according to claim 14, wherein the second control board (32) is electrically connected to the first control board (31) in a plug-in manner.

16. A control according to claim 1, characterized in that the first abutment (11) extends in the radial direction of the ring (1).

17. A controller according to claim 1, characterized in that the ring (1) is provided with a plurality of heat dissipation holes arranged in the form of braille lettering for providing operation prompts.

18. An electronic control device comprising a controller as claimed in any one of claims 1 to 17.

19. The electronic control device of claim 18, wherein the electronic control device comprises an air conditioner.

20. A control method of the controller according to claim 1, comprising:

rotating the annular piece (1) to enable the first touching part (11) to touch the annunciator (2);

the annunciator (2) sends signals to the control panel;

wherein a single touch of the annunciator (2) with the first touch portion (11) will trigger a switching of a single operation mode of the electronic control device, or a single increase or decrease of an operation parameter value of the electronic control device.

21. The control method of the controller of claim 20, wherein the controller further comprises a pressing assembly; the control method further includes:

22. The control method of the controller according to claim 21, further comprising:

before rotating the ring member (1), if the controller is in a standby state, the pressing assembly is pressed to activate the controller, and then the ring member (1) is rotated again.