CN108592355B - Control box and air conditioning system - Google Patents

Control box and air conditioning system Download PDF

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Publication number
CN108592355B
CN108592355B CN201810478639.9A CN201810478639A CN108592355B CN 108592355 B CN108592355 B CN 108592355B CN 201810478639 A CN201810478639 A CN 201810478639A CN 108592355 B CN108592355 B CN 108592355B
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CN
China
Prior art keywords
main control
control board
distribution network
gear selection
control box
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Active
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CN201810478639.9A
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Chinese (zh)
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CN108592355A (en
Inventor
袁光
李洪涛
白东培
闫大富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Priority to CN201810478639.9A priority Critical patent/CN108592355B/en
Publication of CN108592355A publication Critical patent/CN108592355A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52Indication arrangements, e.g. displays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/88Electrical aspects, e.g. circuits

Abstract

The invention discloses a control box and an air conditioning system, wherein the control box comprises: the input end of the main control board is connected to a power grid, and the output end of the main control board is connected to at least one electric device; the gear selection module is connected to the main control board, receives a gear selection instruction and sends the gear selection instruction signal to the main control board, and the main control board controls the on-off of the electric power of the electric equipment according to the gear selection instruction signal. The control box can adjust the judgment threshold value according to different use conditions, has a wide application range, and can meet different use requirements.

Description

Control box and air conditioning system
Technical Field
The invention relates to the technical field of air conditioners, in particular to a control box and an air conditioning system with the control box.
Background
The power-off prevention control box is used for detecting the total household current, a rated value of the air switch or a numerical value lower than the rated value is used as a judgment threshold value, when the power-off prevention control box detects that the total household current is higher than the judgment threshold value, the air conditioner is controlled to stop, and when the total household current is lower than the judgment threshold value, the air conditioner is controlled to increase the frequency.
In the prior art, the judgment threshold of the power failure prevention control box is a preset fixed value, the power failure prevention control box cannot adjust the judgment threshold, but the power limit values of different families may be different, and the situation that the power failure prevention control box is installed wrongly due to the situation that the power of the family cannot be solved in the process of installing the power failure prevention control box may occur, so that the power failure prevention control box cannot work normally due to mismatching of the power failure prevention control box and the family limit values; or after the household power limitation is upgraded, the judgment threshold value of the original power-off prevention control box cannot be adjusted, so that the original air conditioner cannot normally work.
Disclosure of Invention
The invention mainly aims to provide a control box, aiming at enabling the electric gear of the control box to be adjusted according to different conditions so as to meet different use requirements.
To achieve the above object, the present invention provides a control box including:
the input end of the main control board is connected to a power grid, and the output end of the main control board is connected to at least one electric device;
the gear selection module is connected to the main control board, receives a gear selection instruction and sends the gear selection instruction signal to the main control board, and the main control board controls the on-off of the electric power of the electric equipment according to the gear selection instruction signal.
Optionally, the gear selection module includes a gear selection circuit connected to the main control board and a selection element connected to the gear selection circuit, the selection element receives a gear selection instruction and communicates with different loops of the gear selection circuit according to the gear selection instruction, the gear selection circuit sends corresponding gear selection instruction signals to the main control board according to the different loops, and the main control board controls the power grid and the electric equipment to be switched on and off according to the gear selection instruction signals.
Optionally, the selector is a knob or at least one button.
Optionally, the control box further comprises a distribution network circuit, the distribution network circuit is connected with the main control board and the selection element, the selection element receives a distribution network instruction and connects or disconnects the distribution network circuit according to the distribution network instruction signal, the distribution network circuit sends a distribution network instruction signal to the main control board when being connected, and the main control board establishes communication connection with at least one piece of electric equipment according to the distribution network instruction signal.
Optionally, the selecting element is a button, and the button receives a long-press instruction and communicates different loops of the gear selecting circuit according to the number of times of the long-press instruction;
the button receives a short-press instruction and is communicated with the distribution network circuit according to the short-press instruction.
Optionally, the gear selection module further comprises a distribution network circuit connected with the main control board and a distribution network element connected with the distribution network circuit, the distribution network element receives a distribution network instruction and connects or disconnects the distribution network circuit according to the distribution network instruction signal, the distribution network circuit sends a corresponding distribution network instruction signal to the main control board when being connected, and the main control board establishes communication connection with at least one piece of electric equipment according to the distribution network instruction signal.
Optionally, the control box further comprises a gear display module, the gear display module is connected to the main control board, and the main control board controls the gear display module to display according to the gear selection instruction signal.
Optionally, the gear display module includes a plurality of display lamps connected to the main control board, and the main control board controls the corresponding display lamps to be turned on according to the gear selection instruction signal.
Optionally, the gear display module includes a display screen connected to the main control board, and the main control board controls the display screen to display corresponding numbers according to the gear selection instruction signal.
Optionally, the control box further includes a function shielding module connected to the main control board, the function shielding module receives the shielding instruction and sends the shielding instruction signal to the main control board, and the main control board controls the sleep or wake-up of the main control board according to the shielding instruction signal.
Optionally, the at least one piece of electric equipment further includes a remote control device for controlling the at least one piece of electric equipment to execute a corresponding function, the remote control device obtains the shielding instruction and sends the shielding instruction signal to a main control board of the control box, and the main control board controls the main control board to sleep or wake up according to the shielding instruction signal.
The invention further provides an air conditioning system which comprises at least one electric device and the control box, wherein the electric device is connected with the control box, and the electric device is an air conditioner.
According to the technical scheme, different gear selection instructions are sent to the gear selection module of the control box according to different use conditions, the gear selection module sends received gear selection instruction signals to the main control board, and the main control board controls the on-off of the electric equipment according to the obtained gear selection signals, so that the control box can adjust the judgment threshold value according to different use conditions, is wide in application range, and can meet different use requirements.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The main solution of the embodiment of the invention is as follows: the control box of the technical scheme of the invention comprises:
the input end of the main control board is connected with a power grid, and the output end of the main control board is connected with at least one piece of electric equipment;
the gear selection module is connected to the main control board, receives a gear selection instruction and sends the gear selection instruction signal to the main control board, and the main control board controls the connection and disconnection between the power grid and the electric equipment according to the gear selection instruction signal.
Because prevent among the prior art outage control box with air switch's rated value or be less than the numerical value of this rated value as the judgement threshold value for in case the unmatched condition appears after this prevents outage control box installation, in order to make corresponding consumer can normal use, can only change this prevents outage control box, thereby can increase installation cost and use cost.
According to the solution provided by the invention, different gear selection instructions can be sent to the gear selection module according to different use conditions, the gear selection module sends the received gear selection instruction signal to the main control board, and the main control board controls the on-off of the electric equipment according to the gear signal, so that the control box can adjust the judgment threshold value according to different use conditions, the application range is wide, and different use requirements can be met.
When the application environment that this control box was located changes, the user only need select the module through the gear and adjust the break-make of control box with the electric power gear control consumer of difference, need not to change the control box, saves the cost.
In the embodiment of the invention, the selecting piece can be a key or a knob, a user can select different power gears of the control box by pressing the key or rotate the knob to select different power gears of the control box, and the control box can control corresponding electric equipment by taking the selected power gears as the judgment threshold.
In the embodiment, the gear selection module comprises a gear selection circuit connected with the main control board and a selection piece connected with the gear selection circuit, the selection piece receives a gear selection instruction and is communicated with different loops of the gear selection circuit according to the gear selection instruction, the gear selection circuit sends corresponding gear selection instruction signals to the main control board according to the different loops, and the main control board controls the connection and disconnection between a power grid and electric equipment according to the obtained gear selection instruction signals.
The user operates the selection piece according to the required electric power gear, so that the selection piece communicates a loop corresponding to the required electric power gear on the gear selection circuit, and the main control board controls the on-off of the electric power of the electric equipment according to the electric power gear value.
In an embodiment of the present invention, the gear selection circuit has a plurality of loops, each loop corresponds to a corresponding gear selection command signal, and the user operates the selector to connect the loops of the corresponding gear selection command signals. The main control board detects the total current on the power grid, when the total current is larger than the gear selection instruction signal value, the electric equipment is controlled to stop, the total current on the power grid is the total current on the household circuit, and therefore when the total current value on the household power grid is too large, the corresponding electric equipment is controlled to stop, and the electric equipment on the household circuit is protected.
Specifically, the gear selection command signal corresponding to each loop of the gear selection circuit corresponds to a plurality of rated values of common specifications of a home headgate, in one embodiment, the gear selection circuit is provided with three loops, the gear selection command signals corresponding to each loop are defined as x1, x2 and x3, when a key is pressed once, the loop with the selection signal of x1 is communicated, the key is pressed once again on the basis, the loop with the selection signal of x2 is communicated, the key is pressed once again on the basis, the loop with the selection signal of x3 is communicated, the key is pressed once again on the basis, the loop with the selection signal of x1 is communicated, and the operation is repeated. It is understood that when the gear selection circuit has more circuits, the operation method is similar to the above method, and is not described in detail herein.
It can be understood that, when the selecting member is a button, the selecting member may be only one button, and the selecting member may also be a plurality of buttons, each button corresponding to a corresponding gear selection signal may communicate with different circuits of the gear selection circuit by pressing different buttons according to the number of times the button is pressed.
When the selection piece is a knob, the adjustment mode of the selection piece is to rotate the knob, the knob can be printed with numbers corresponding to the gear selection instruction signals, and a user rotates the knob to conduct a loop corresponding to the required gear selection instruction signals.
In an embodiment of the present invention, the gear selection module may also be an interactive structure, where the interactive structure acquires a gear selection instruction input by a user, and sends a gear selection instruction signal corresponding to the gear selection instruction to the main control board, and the main control board controls the power of the electrical equipment to be turned on or off according to the gear selection instruction signal. The interactive structure in this embodiment can be including the chip of connecting the main control board and the input piece of connecting high chip, and this input piece can be the keyboard also can be touch screen, and the user inputs required gear numerical value through this input piece, and input piece converts this gear numerical value into gear selection command signal and sends to the main control board, and the main control board is according to the break-make of this gear selection command signal control consumer.
The gear selection module can be a terminal, an application program on the terminal is in communication connection with a main control board of the control box, a user inputs a corresponding gear selection instruction into an input part of the mobile terminal, the application program on the mobile terminal sends a corresponding gear selection instruction signal to the main control board of the control box, and the main control board receives the gear selection instruction signal and controls the power of the electric equipment to be switched on and off according to the gear selection instruction signal. The terminal may be a PC, or may be a mobile terminal device having a display function, such as a smart phone, a tablet computer, an electronic book reader, an MP3(Moving Picture Experts Group Audio Layer III, motion Picture Experts compression standard Audio Layer 3) player, an MP4(Moving Picture Experts Group Audio Layer IV, motion Picture Experts compression standard Audio Layer 4) player, a portable computer, or the like.
In an embodiment of the invention, the control box further comprises a distribution network circuit, the distribution network circuit is connected with the main control board and the selection element, the selection element receives the distribution network instruction and connects or disconnects the distribution network circuit according to the distribution network instruction signal, the distribution network circuit sends the distribution network instruction signal to the main control board when connected, and the main control board establishes communication connection with at least one piece of electric equipment according to the distribution network instruction signal.
In the embodiment, when a user needs to perform network distribution operation on the control box and the electric equipment, the selection part is enabled to communicate with the network distribution circuit through operation on the selection part, so that the control box enters a network distribution mode, a network distribution instruction signal is sent after the network distribution circuit is communicated, the network distribution instruction signal carries a unique address code, the corresponding electric equipment receives a corresponding instruction and enters the network distribution mode, the instruction can be sent to the electric equipment through a remote control special key or a specified combination key and the like, a control panel of the electric equipment receives the network distribution instruction signal and stores the address code carried by the network distribution instruction signal, and then communication between the control box and the electric equipment only identifies a control instruction carrying the address code.
The distribution network mode described above is for two-way communication, and the distribution network mode when a one-way communication scheme is adopted for cost reduction is as follows: the selection piece is operated to receive the distribution network instruction, the distribution network circuit is communicated according to the distribution network instruction signal, the control box enters a distribution network mode, the distribution network circuit sends the distribution network instruction and judges the sending time of the distribution network instruction, when the sending time of the distribution network instruction reaches a first preset time, the distribution network instruction is stopped being sent, the corresponding electric equipment needs to enter the distribution network mode within the first preset time and receives the distribution network instruction signal to complete verification, and otherwise, the distribution network cannot be achieved. After both sides enter the distribution network mode and the verification is passed, the electric equipment stores the address code, and then in the non-distribution network mode, the command is resolved only through address matching.
When the control box is provided with a plurality of corresponding electric devices, each electric device needs to be independently distributed with the control box, and the distribution method is the same. The electric device may be an air conditioner.
According to the technical scheme, the unique address codes are embedded in programs stored in the distribution network circuit of the control box, and the programs can be uniquely communicated with the air conditioners in the distribution network successfully through the distribution network of the air conditioners. The communication signals sent by the control box and the air conditioner of the family are prevented from being transmitted to other families through the power line to carry out misoperation on the electric equipment of other families, and the communication signals are effectively transmitted into the public city power grid when the wave blocking performance in the household power grid is insufficient.
When the control box is provided with the gear selection circuit and the distribution network circuit, the gear selection circuit and the distribution network circuit can be operated by the selection part, in one embodiment, the selection part is a button, and the button receives a long-press instruction or a short-press instruction. When a user presses the button for a long time, the button receives the long pressing instruction and is communicated with different loops of the gear selection circuit according to the number of times of the long pressing instruction;
when a user performs short-time pressing operation on the button, the button receives a short-time pressing instruction and is communicated with the distribution network circuit according to the short-time pressing instruction.
In the technical scheme, timers can be respectively arranged in the gear selection circuit and the distribution network circuit, different preset durations are respectively preset by the timers in the gear selection circuit and the distribution network circuit, when the pressing duration received by the selection piece reaches the preset duration of the corresponding timer, the corresponding circuit responds to the instruction, and the preset duration of the timer of the gear selection circuit in the embodiment is longer than the preset duration of the timer in the distribution network circuit. In other embodiments of the technical solution of the present invention, when the user presses the selection element for a short time, different loops of the gear selection circuit are connected according to the number of times of the long pressing instruction, and when the user presses the selection element for a short time, the distribution network circuit is connected, in which a preset duration of a timer of the gear selection circuit is shorter than a preset duration of a timer of the distribution network circuit.
The user can reach the selection to the electric power gear of control box to only operating selector, can control box and electric equipment and join in marriage the net again for this selector has multiplexing function, makes operating part less, simple structure, cost reduction on the control box.
When the control box is provided with the gear selection circuit and the distribution network circuit at the same time, the gear selection circuit and the distribution network circuit can be operated by different structures, in one embodiment, the gear selection module further comprises a distribution network circuit connected with the main control board and a distribution network element connected with the distribution network circuit, the distribution network element receives a distribution network instruction and connects or disconnects the distribution network circuit according to the distribution network instruction signal, the distribution network circuit sends a corresponding distribution network instruction signal to the main control board when connected, and the main control board establishes communication connection with at least one piece of electric equipment according to the distribution network instruction signal. The user operates the selection piece to enable different loops of the gear selection circuit to be communicated, and the user operates the distribution network piece to enable the distribution network circuit to be communicated or disconnected. In the embodiment, the user respectively operates the selecting part and the distribution network part to respectively control the gear selecting circuit and the distribution network circuit, so that the process of operating the control box by the user is simpler.
The distribution network component can be a key or a knob or other common operation keys.
In the embodiment of the invention, the control box further comprises a gear display module, the gear display module is connected with the main control board, and the main control board controls the gear display module to display according to the gear selection instruction signal.
The gear display module is used for displaying a current gear selection instruction, and a user can know the current electric power gear of the control box according to the display state of the gear display module.
In one embodiment of the invention, the gear display module comprises a plurality of display lamps connected with the main control board, and the main control board controls the corresponding display lamps to be lightened according to the gear selection instruction signal.
This display lamp can be for connecting the LED lamp in the main control board to the not equidimension of the electric power gear that corresponds the representative, each LED lamp can arrange side by side in proper order according to the not equidimension of the electric power gear that its representative, after user operation selecting piece so that the main control board acquires corresponding gear selection signal, the main control board switches on corresponding LED according to this gear selection signal, and lights.
In another embodiment of the present invention, the gear display module may further include a display screen, the display screen is connected to the main control board, and the main control board controls the display screen to display corresponding numbers according to the gear selection instruction signal. The displayed number is the electric power gear value corresponding to the current gear selection instruction signal, and a user can clearly know the current electric power gear value through the display screen, so that the user can further operate the control box conveniently.
It can be understood that the gear position display module may also have other structures to achieve the display of the current gear position selection signal, for example, the gear position display module may only include one display lamp, the main control board controls the brightness change or the color change of the display lamp to represent the electric gear position value corresponding to different gear position selection signals, and the brightness change may be that the larger the electric gear position value is, the darker the display corresponding to the display lamp is; the color change may be such that a higher value of the power range indicates a warmer color tone for the lamp. Of course, the state of the display lamp can be adjusted correspondingly so as to be more suitable for the habit cognition of people.
In an embodiment of the present invention, the control box further includes a function shielding module connected to the main control board, the function shielding module receives the shielding instruction and sends the shielding instruction signal to the main control board, and the main control board controls the main control board to sleep or wake up according to the shielding instruction signal.
This function shielding module is used for controlling whether this control box works, and this shielding module can include button or knob, and when shielding module includes the button, when the user pressed the button, the main control board control of control box self was in awakening state to this main control board normal work of time, when the user pressed the button once more so that the button bounces, control box main control board control self was in the dormant state, and the main control board is not controlled the consumer under this dormant state. When a user does not want to use the control box to control the electric equipment, the button or the knob of the shielding module can be operated to enable the control box to enter a dormant state, and the operation mode is convenient, intuitive and easy to operate for the user.
The sleep or wake-up of the control box may be controlled in the following manner in addition to the above manner.
The at least one electric device further comprises a remote control device for controlling the electric device to execute corresponding functions, the remote control device obtains a shielding instruction and sends a shielding instruction signal to the main control board of the control box, and the main control board controls the main control board to sleep or wake up according to the shielding instruction signal.
The at least one electric equipment can be an air conditioner, a user operates a remote controller of the air conditioner to enable the remote controller to obtain a shielding instruction, the shielding instruction is sent to a main control board of the control box, and a network can be distributed between the control box and the corresponding remote controller in advance, so that the control box can identify an instruction signal sent by the corresponding remote controller.
The operation performed on the remote controller by the user to realize the above functions may be: by pressing a specific key or combination of keys on the remote control. The operation mode can be used for the user to operate the control box through the remote control device even if the corresponding button on the control box fails.
It can be understood that the above-mentioned button or knob may also be a toggle switch, and a corresponding operation signal may be generated according to a toggle position of the toggle switch.
The connections may be electrical or communication connections to allow electrical continuity between each other.
In the technical scheme of the invention, the control box and the corresponding air conditioner are communicated by a power carrier technology, the power carrier technology is communicated by a power line, the communication range is wider, but the error communication can be carried out on other electric appliances on the same power grid, the wave trapper is additionally arranged in the circuits of the control box and the corresponding air conditioner, the communication error can be reduced to a certain extent, in order to better prevent the communication error, the control box and the corresponding electric appliances can be distributed in advance to realize unique communication, and the specific operation can be as follows:
when the electric equipment is an air conditioner, after the air conditioner is installed, firstly, the power gear of the control box is set through the gear selection module according to the household electricity limiting value of a user.
And then, the user performs distribution network operation between the control box and the air conditioner: the method comprises the steps that a user operates a button or a knob on a control box corresponding to a distribution network circuit, a unique address code is stored in a program stored in the distribution network circuit in advance, the distribution network circuit sends a distribution network instruction signal after acquiring a corresponding distribution network instruction, the distribution network instruction signal carries the unique address code stored in the distribution network circuit, the user operates a remote controller of the air conditioner or operates a control panel of the air conditioner to enable a main control panel of the air conditioner to acquire the distribution network instruction of the air conditioner so as to enter a distribution network mode, the main control panel of the air conditioner acquires the distribution network instruction signal sent by the main control panel of the control box and stores the address code in the distribution network instruction signal to finish distribution network operation, and the control box and the corresponding air conditioner only identify communication signals carrying the address code in a communication process.
The distribution network mode described above is for two-way communication, and the distribution network mode when a one-way communication scheme is adopted for cost reduction is as follows: the user operates a button or a knob on the control box corresponding to the distribution network circuit, a unique address code is stored in a program stored in the distribution network circuit in advance, the distribution network circuit sends a distribution network instruction signal after acquiring a corresponding distribution network instruction and judges the sending time of the distribution network instruction, the distribution network instruction signal carries the unique address code stored in the distribution network circuit, when the sending time of the distribution network instruction reaches a first preset time, the distribution network instruction is stopped to be sent, the corresponding air conditioner needs to enter a distribution network mode within the first preset time and receives the distribution network instruction signal to complete verification, otherwise, the distribution network cannot be realized. After both sides enter the distribution network mode and the air conditioner stores the address code after the verification is passed, and then in the non-distribution network mode, the command is resolved only if the address is matched.
When a family can install a plurality of air conditioners with the function, each air conditioner needs to be independently distributed with the control box, and the distribution method is the same.
In one embodiment of the invention, the air conditioner has a communication mode and a distribution network mode, the communication mode is that the air conditioner communicates with the control box under the normal work of the air conditioner, the distribution network mode is that the air conditioner communicates with the control box after receiving a distribution network instruction, the communication interval of the air conditioner under the communication mode is defined as p, the communication interval of the air conditioner under the distribution network mode is defined as q, and q is less than p.
The air conditioner communicates once every p seconds in a communication mode, communicates once every q seconds in a distribution network mode, under the condition that the electric power of the air conditioner and the control box cannot completely resist waves, the communication of other air conditioners on the same power grid may occupy channels, and under the condition that q is smaller than p, the communication interval between the air conditioner and the control box is shorter in the distribution network mode, namely, the communication frequency is higher, the distribution network success rate can be guaranteed to be high, and the communication reliability of the air conditioner is improved.
The present invention further provides an air conditioning system, which includes at least one electrical device and the control box, and the specific structure of the control box refers to the above embodiments, and since the air conditioning system adopts all technical solutions of all the above embodiments, the air conditioning system at least has all the beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein. Wherein, the consumer is connected with the control box, and at least one consumer is the air conditioner.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (12)

1. A control box, characterized in that the control box comprises:
the input end of the main control board is connected to a power grid, and the output end of the main control board is connected to at least one electric device; the main control board detects the total current on the power grid, wherein the total current on the power grid is the total current on the household circuit;
the gear selection module is connected to the main control board, the gear selection module receives a gear selection instruction and sends the gear selection instruction signal to the main control board, the gear selection instruction comprises a plurality of household general brake rated values, and when the total current on the main control board household circuit is greater than the household general brake rated value corresponding to the gear selection instruction, the main control board controls the electric equipment to stop.
2. The control box according to claim 1, wherein the gear selection module includes a gear selection circuit connected to the main control board and a selection element connected to the gear selection circuit, the selection element receives a gear selection command and communicates with different loops of the gear selection circuit according to the gear selection command, the gear selection circuit sends corresponding gear selection command signals to the main control board according to the different loops, and the main control board controls on/off between a power grid and the electric equipment according to the gear selection command signals.
3. The control box of claim 2, wherein the selection member is a knob or at least one button.
4. The control box of claim 2, further comprising a distribution network circuit, wherein the distribution network circuit is connected to the main control board and the selection element, the selection element receives a distribution network command and connects or disconnects the distribution network circuit according to the distribution network command signal, the distribution network circuit sends a distribution network command signal to the main control board when connected, and the main control board establishes a communication connection with at least one consumer device according to the distribution network command signal.
5. The control box according to claim 4, characterized in that said selection member is a push button, said push button receiving a long-press command and communicating different circuits of said gear selection circuit according to the number of times of said long-press command;
the button receives a short-press instruction and is communicated with the distribution network circuit according to the short-press instruction.
6. The control box of claim 1, wherein the gear selection module further comprises a distribution network circuit connected to the main control board and a distribution network element connected to the distribution network circuit, the distribution network element receives a distribution network command and connects or disconnects the distribution network circuit according to the distribution network command signal, the distribution network circuit sends a corresponding distribution network command signal to the main control board when connected, and the main control board establishes a communication connection with at least one consumer device according to the distribution network command signal.
7. The control box according to any one of claims 1 to 6, further comprising a gear display module, wherein the gear display module is connected to the main control board, and the main control board controls the gear display module to display according to the gear selection command signal.
8. The control box according to claim 7, wherein the gear position display module comprises a plurality of display lamps connected to the main control board, and the main control board controls the corresponding display lamps to be turned on according to the gear position selection command signal.
9. The control box according to claim 7, wherein the gear display module comprises a display screen connected to the main control board, and the main control board controls the display screen to display corresponding numbers according to the gear selection command signal.
10. The control box according to any one of claims 1 to 6, further comprising a function shielding module connected to the main control board, wherein the function shielding module receives a shielding instruction and transmits a shielding instruction signal to the main control board, and the main control board controls the main control board to sleep or wake up according to the shielding instruction signal.
11. The control box according to any one of claims 1 to 6, wherein the at least one consumer device further comprises a remote control device for controlling the at least one consumer device to perform corresponding functions, the remote control device obtains the shielding command and sends the shielding command signal to a main control board of the control box, and the main control board controls the main control board to sleep or wake up according to the shielding command signal.
12. An air conditioning system, characterized in that the air conditioning system comprises at least one electric device and a control box according to any one of claims 1 to 11, wherein the electric device is connected with the control box, and the electric device is an air conditioner.
CN201810478639.9A 2018-05-17 2018-05-17 Control box and air conditioning system Active CN108592355B (en)

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