CN110687859A

CN110687859A - Central controller

Info

Publication number: CN110687859A
Application number: CN201911111928.6A
Authority: CN
Inventors: 张少林; 丘春辉
Original assignee: Shenzhen Weifu Wisdom Home Technology Co Ltd
Current assignee: Shenzhen Weifu Wisdom Home Technology Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-01-14

Abstract

The invention relates to a central controller, comprising: an input circuit for receiving an external current input; the output circuit is connected with an external electric appliance and used for outputting the received external current to the electric appliance; the control main board is connected with the input circuit and the output circuit and is used for controlling the on-off of a switch of the output circuit; and the communication module is connected with the control mainboard and used for receiving the control signal sent by the terminal and sending the control signal to the control mainboard so as to control the on-off of the switch of the output circuit. The invention effectively solves the problems that the circuit of the electric appliance can not be remotely controlled and the power failure can not be carried out aiming at a single electric appliance in case of emergency in the traditional technology, and has the characteristics of convenience, rapidness and high safety.

Description

Central controller

Technical Field

The invention relates to the field of electric appliance control, in particular to a central controller.

Background

In the conventional art, the power generally with various electrical apparatus lug connection, the user passes through physical switch and electrical apparatus and interacts, opens and closes the electrical apparatus, and when the user kept away from the electrical apparatus, can't learn the electrical apparatus behavior, also can't control electrical apparatus switch, has convenient problem inadequately, and can't monitor electrical apparatus operating condition and have the potential safety hazard.

Disclosure of Invention

In view of the above, it is necessary to provide a central controller to solve the above problems.

A central controller, comprising:

an input circuit for receiving an external current input;

the output circuit is connected with an external electric appliance and used for outputting the received external current to the electric appliance;

the control main board is connected with the input circuit and the output circuit and is used for controlling the on-off of a switch of the output circuit;

and the communication module is connected with the control mainboard and used for receiving the control signal sent by the terminal and sending the control signal to the control mainboard so as to control the on-off of the switch of the output circuit.

In one embodiment, the input circuit is used for receiving 220V alternating current input, and the output circuit comprises a plurality of 220V alternating current output circuits which are used for connecting external 220V alternating current electric appliances.

In one embodiment, the output circuit further includes a voltage conversion device and multiple direct current output circuits, the multiple direct current output circuits are connected with the central controller through the voltage conversion device, the voltage conversion device is used for converting 220 v alternating current into direct current, and the multiple direct current output circuits are used for connecting external direct current electric appliances.

In one embodiment, the output voltage range of the multi-channel DC output circuit is 36 VDC to 110 VDC.

In one embodiment, the central controller further comprises an emergency device, and the emergency device comprises a power supply battery, and the power supply battery is used for supplying power to the multiple direct current output circuits when no external current is input into the input circuits.

In one embodiment, the output circuit further comprises a plurality of RS485 output circuits, the plurality of RS485 output circuits are connected to the control mainboard through the voltage conversion device, and the plurality of RS485 output circuits are used for being connected with external electric appliances needing to be controlled by specific parameters.

In one embodiment, the interface of the multi-path RS485 output circuit is an RS485 interface.

In one embodiment, the communication module is further configured to receive an adjustment signal sent by a terminal, and the central controller further includes an adjustment device, where the adjustment device is connected to the communication module and is configured to adjust an operation parameter of an external electrical appliance connected to the multiple RS485 output circuits according to the adjustment signal of the communication module.

In one embodiment, the central controller further includes a monitoring module, the control motherboard is connected to the multiple RS485 output circuits, the multiple dc output circuits and the multiple 220 v ac output circuits through the monitoring module, and the monitoring module is further connected to the communication module, and is configured to detect the on-off state of each switch in the output circuits and send the on-off state to a terminal through the communication module.

In one embodiment, the central controller further comprises an open-leakage protection module, the input circuit is connected to the control main board through the open-leakage protection module, and the open-leakage protection module comprises a leakage switch and an air switch and is used for disconnecting the central controller and preventing the central controller from being burnt out when the central controller generates leakage and large current.

Above-mentioned central controller can be interacted through communication module and the affiliated terminal of user, realizes the real-time supervision and the control of circuit state, has effectively solved the unable remote control electrical apparatus circuit of traditional art and has taken place the problem that emergency can't carry out the outage to single electrical apparatus, has convenient and fast, the high characteristics of security.

Drawings

FIG. 1 is a functional diagram of a central controller module according to an embodiment;

FIG. 2 is a schematic diagram of an embodiment of an output circuit;

FIG. 3 is a schematic diagram illustrating the connection between the adjustment device and the emergency device according to an embodiment;

FIG. 4 is a functional diagram of a central controller module with an open leakage protection module and a monitor module according to an embodiment.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

As shown in fig. 1, the present application discloses a central controller, which mainly includes an input circuit 110, an output circuit 120, a control board 130 and a communication module 140. The input circuit 110 is connected to an external power supply for receiving an external current input, and the current is transmitted to the output circuit 120 through the control motherboard 130 and further transmitted to each external electrical appliance connected to the output circuit 120, so as to complete power supply. Meanwhile, the control main board 130 is further connected to the communication module 140, the communication module 140 may receive a control signal sent by the user terminal and send the control signal to the control main board 130, and the control main board 130 may correspondingly control the on/off of the output circuit 120 according to the received control signal, where the communication mode between the user terminal and the communication module 140 includes but is not limited to one or more of bluetooth communication, wifi communication, zigbee communication, infrared communication, and radio frequency communication, so that the user may realize remote control of an electrical circuit connected to the central controller in a terminal APP manner through the terminal.

In one embodiment, as shown in fig. 2, the input circuit 110 is configured to receive a 220 vac input, and the output circuit 120 includes a plurality of 220 vac output circuits 121 configured to be directly connected to an external electrical device having an operating voltage of 220 vac.

With reference to fig. 2, since there are many electrical appliances using dc as the operating voltage in daily use, in an embodiment, the output circuit 120 further includes a voltage conversion device 150 and a plurality of dc output circuits 122, the plurality of dc output circuits 122 are connected to the control motherboard 130 through the voltage conversion device 150 to receive the 220 v ac transmitted by the input circuit 110, and the voltage conversion device 150 can convert the 220 v ac into corresponding dc to meet the voltage requirement of the electrical appliance connected to the plurality of dc output circuits and using dc as the operating voltage. Meanwhile, in one embodiment, the output voltage of the multi-path dc output circuit may be any dc voltage ranging from 36 v dc to 110 v dc, and the voltage may be more than one, and may also have a dc output circuit with multiple operating voltages, including but not limited to any one or more of a 48 v dc output circuit, a 36 v dc output circuit, a 53 v dc output circuit, and a 110 v dc output circuit.

Referring to fig. 2, in another embodiment, the output circuit 120 further includes a plurality of RS485 output circuits 123, where the plurality of RS485 output circuits 123 are used to connect external electrical appliances that need to be controlled by specific parameters, and can communicate through an RS485 interface while supplying power to the external electrical appliances. Correspondingly, the interface of the multi-channel RS485 output circuit 123 is an RS485 interface, and can be directly connected with related instruments and electrical appliances, so that networking communication is realized, and convenience and rapidness are realized. Referring to fig. 3, in another embodiment, the multi-channel RS485 output circuit 123 further includes an adjusting device 160, which is respectively connected to the communication module 140 and the multi-channel RS485 output circuit 123, the communication module 140 receives an adjusting signal sent by the user terminal and then transmits the adjusting signal to the adjusting device 160, the adjusting device 160 adjusts the operating parameters of the external electrical equipment, such as an air conditioner, a water heater, or a temperature and humidity controller, connected to the multi-channel RS485 output circuit 123 according to the received adjusting signal, and the user can send the adjusting signal to the central controller through the terminal and the terminal APP, so as to realize remote control of the operating parameters of the related electrical equipment, which is convenient and fast.

As shown in fig. 3, in one embodiment, the central controller further includes an emergency device 170 connected to the control motherboard 130, for supplying power to the multiple dc output circuits 122 and the multiple RS485 output circuits 123 when no current is input to the input circuit 110 due to power failure or malfunction. Accordingly, the voltage of the emergency device 170 may be any dc voltage ranging from 36 vdc to 110 vdc, such as one or more of 48 vdc, 36 vdc, 53 vdc, 110 vdc, etc. to adapt to external dc electrical appliances with different operating voltages. The emergency device 170 may be composed of a rechargeable lithium battery or a battery pack to achieve recycling.

Referring to fig. 4, in one embodiment, the central controller further includes a monitoring module 180, and the control motherboard 130 is connected to the multiple 220 v ac output circuits 121, the multiple dc output circuits 122, and the multiple RS485 output circuits 123 through the monitoring module 180, respectively, where it can be understood that the monitoring module 180 is connected to the multiple dc output circuits 122 and the multiple RS485 output circuits through the voltage conversion device 150, respectively. The monitoring module 180 is further connected to the communication module 140, and is configured to detect the on-off state of each output circuit in the output circuit 120 in real time, and meanwhile, send the detected on-off state of each output circuit to the terminal to which the user belongs. In one embodiment, when the monitoring device 180 detects that any one or more of the connected output circuits is abnormal, such as abnormal disconnection, the on-off information related to the abnormal circuit is marked as abnormal and transmitted to the user terminal through the connected communication module 140, so as to implement automatic monitoring of the abnormal state.

In one embodiment, the central controller further includes an open-leakage protection module 190 as shown in fig. 4, the input circuit 110 is connected to the control motherboard 130 through the open-leakage protection module 190, and the open-leakage protection module 190 includes a leakage switch and an air switch, and is used for rapidly disconnecting the central controller when the central controller is in a leakage condition, a large current condition, and the like, so as to prevent the central controller and the connected external electrical appliances from being burned to cause a danger.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A central controller, comprising:

an input circuit for receiving an external current input;

2. The central controller according to claim 1, wherein the input circuit is configured to receive a 220 vac input, and the output circuit comprises multiple 220 vac output circuits configured to connect to external 220 vac appliances.

3. The central controller according to claim 2, wherein the output circuit further comprises a voltage conversion device and a plurality of dc output circuits, the plurality of dc output circuits are connected to the central controller through the voltage conversion device, the voltage conversion device is configured to convert 220 v ac into dc, and the plurality of dc output circuits are configured to be connected to external dc electrical appliances.

4. The central controller according to claim 3, wherein the output voltage of the multiple DC output circuits ranges from 36 VDC to 110 VDC.

5. The central controller according to claim 4, further comprising an emergency device, wherein the emergency device comprises a power supply battery, and the power supply battery is used for supplying power to the multiple DC output circuits when no external current is input to the input circuits.

6. The central controller according to claim 5, wherein the output circuit further comprises a plurality of RS485 output circuits, the plurality of RS485 output circuits are connected to the control motherboard through the voltage conversion device, and the plurality of RS485 output circuits are used for connecting external electrical appliances needing to be controlled by specific parameters.

7. The central controller according to claim 6, wherein the interface of the multiple RS485 output circuits is an RS485 interface.

8. The central controller according to claim 7, wherein the communication module is further configured to receive an adjustment signal sent by a terminal, and the central controller further includes an adjustment device, which is connected to the communication module and configured to adjust an operation parameter of an external electrical appliance connected to the multiple RS485 output circuits according to the adjustment signal of the communication module.

9. The central controller according to claim 8, further comprising a monitoring module, wherein the control motherboard is connected to the multiple RS485 output circuits, the multiple dc output circuits, and the multiple 220 v ac output circuits through the monitoring module, respectively, and the monitoring module is further connected to the communication module, and configured to detect a switch on/off state of each of the output circuits and send the detected switch on/off state to a terminal through the communication module.

10. The central controller according to claim 9, further comprising an open-drain protection module through which the input circuit is connected to the control motherboard, the open-drain protection module comprising a leakage switch and an air switch for disconnecting the central controller when leakage and large current occur in the central controller.