Industrial fan control system

Abstract

The utility model provides an industrial fan control system which comprises a fan controller, a central controller and a power line carrier communication module. The fan controller is connected with the industrial fan to control the industrial fan to start and stop, and the central controller is connected with the fan controller to receive state information of the industrial fan and send a control signal to the fan controller. And the power line carrier communication modules are respectively embedded in the fan controller and the central controller to realize communication connection between the fan controller and the central controller. The power line carrier communication module can transmit a control signal sent by the central controller to the fan controller in a power line carrier mode, and the power line carrier communication module can transmit state information obtained by the fan controller to the central controller in a power line carrier mode. According to the industrial fan control system, the intelligent level of industrial fan control can be effectively improved, the wiring cost is reduced, the flexibility and expandability of the system are improved, and the industrial fan control system has wide application prospects and remarkable economic benefits.

Description

TECHNICAL FIELD

[0001] The utility model relates to an industrial fan control system belongs to industrial fan control technical field. BACKGROUND

[0002] In the industrial production environment, industrial fans are widely used in ventilation and heat dissipation, air circulation and other scenarios. Traditional industrial fan controllers mostly use wired connection mode for control signal transmission. This mode has problems such as complex wiring, high cost, poor flexibility, etc. With the development of industrial automation and intelligentization, higher requirements are put forward for remote monitoring, cluster control of industrial fans and interconnection with other industrial equipment, so a more efficient and convenient communication mode is needed to realize the intelligent upgrading of industrial fan controllers.

[0003] Therefore, it is necessary to improve the existing industrial fan control system to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an industrial fan control system to improve the intelligent level of industrial fan control, reduce wiring cost, and improve the flexibility and scalability of the system.

[0005] To achieve the above purpose, the utility model provides an industrial fan control system, which comprises:

[0006] A fan controller is connected with the industrial fan to control the start and stop of the industrial fan.

[0007] A central controller is connected with the fan controller, receives the state information of the industrial fan, and sends control signals to the fan controller.

[0008] A power carrier communication module is embedded in the fan controller and the central controller respectively to realize communication connection between them.

[0009] The power carrier communication module can transmit the control signals sent by the central controller to the fan controller in the form of power carrier, and the power carrier communication module can transmit the state information obtained by the fan controller to the central controller in the form of power carrier.

[0010] As a further improvement of the utility model, the power carrier communication module comprises a power carrier chip, which is provided with a filter circuit and an amplifier circuit to accurately transmit control signals and receive state information.

[0011] As a further improvement of the utility model, the power carrier communication module has modulation and demodulation technology to convert control signals and state information between digital signals and power carrier signals.

[0012] As a further improvement of the utility model, the fan controller is internally provided with a circuit board, the circuit board is provided with a power port for connecting power supply and a driving port for connecting with the motor of the industrial fan, and the power carrier communication module is assembled in the power port.

[0013] As a further improvement of the utility model, the fan controller further comprises a power module and a motor driving module electrically connected with the circuit board, the power module is connected with the power line at the power port, and the motor driving module is connected with the motor at the driving port.

[0014] As a further improvement of the utility model, the fan controller further comprises a microprocessor electrically connected with the circuit board, the power carrier communication module is connected with the microprocessor, the control signal of the central controller is transmitted to the microprocessor, and the state information acquired by the microprocessor is transmitted to the central controller.

[0015] As a further improvement of the utility model, at least one sensor is arranged on the industrial fan, the fan controller is provided with a sensor interface for acquiring the state information of the industrial fan, and the sensor is connected with the microprocessor.

[0016] As a further improvement of the utility model, the central controller is connected with the host computer software, the host computer software is used for realizing centralized management and monitoring of multiple industrial fans, and communication protocol analysis, data processing and interactive functions of the power carrier communication module are realized.

[0017] As a further improvement of the utility model, the fan controller and the power carrier communication module are integrally arranged, and the central controller and the fan controller are independently arranged.

[0018] As a further improvement of the utility model, the industrial fan control system has a data encryption function, and the fan controller, the power carrier communication module and the central controller are integrally arranged.

[0019] The industrial fan control system of the utility model has the advantages that the industrial fan control system of the utility model embeds power carrier communication modules in the fan controller and the central controller respectively, so that the control signals sent by the central controller can be transmitted to the fan controller in the form of power carrier by the power carrier communication module, and the state information acquired by the fan controller can be transmitted to the central controller in the form of power carrier by the power carrier communication module. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the connection relation diagram of the industrial fan control system of the utility model.

[0021] Figure 2 is Figure 1 the internal flow chart of the fan controller.

[0022] Figure 3 is Figure 1 the connection relation diagram of the central controller. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model is described in detail below by combining with the drawings and specific embodiments.

[0024] Please refer to Figures 1-3 The utility model discloses an industrial fan control system 100, including industrial fan 2, fan controller 1, central controller 3 and power carrier communication module 4. The utility model can realize the communication between the fan controller 1 and the central controller 3 by power carrier module, improves the intelligent level of industrial fan 2 control, reduces wiring cost, so that industrial fan control system 100 has better flexibility and expandability.

[0025] The fan controller 1 is connected with the industrial fan 2 to control the start and stop of the industrial fan 2. The speed, direction and other basic functions of the industrial fan 2 can also be controlled through the fan controller 1. The power carrier communication module 4 is embedded in the fan controller 1 and the central controller 3 respectively to realize the communication connection between them. The central controller 3 is connected with the fan controller 1 through the power carrier communication module 4, can receive the state information of the industrial fan 2, and send control signals to the fan controller 1. Specifically, the power carrier communication module 4 can transmit the control signals sent by the central controller 3 to the fan controller 1 in the form of power carrier, and the power carrier communication module 4 can transmit the state information obtained by the fan controller 1 to the central controller 3 in the form of power carrier.

[0026] The fan controller 1 is provided with a circuit board, and the power carrier communication module 4 is assembled on the circuit board to realize the communication connection between the power carrier communication module 4 and the fan controller 1. The circuit board is provided with a power port for connecting the power supply and a drive port for connecting with the motor of the industrial fan 2, and the power carrier communication module 4 is located at the power port. The fan controller 1 can obtain power from the power port, and also can receive the control signals sent by the central controller 3 and transmit the state information to the central controller 3.

[0027] As shown in Figure 2 Specifically, the fan controller 1 adopts a high-performance microprocessor as the core, and includes a power module, a motor drive module and a sensor module which are electrically connected with the circuit board. The power module is connected with the power line to supply power for the multiple modules in the fan controller 1, the motor drive module is connected with the microprocessor to receive and execute the instructions of the microprocessor. The sensor module is connected with the microprocessor to monitor the temperature and current of the fan controller 1 and transmit them to the microprocessor. The fan controller 1 is also provided with a heat dissipation module to dissipate heat when the temperature of the fan controller 1 is too high. Preferably, the fan controller 1 also includes a control panel module to realize human-computer interaction.

[0028] The power module and the power carrier communication module 4 are located at the power port, and the motor drive module is located at the drive port. The motor drive module is provided with a drive circuit for controlling the motor of the industrial fan 2 to control the speed, direction, start and stop of the industrial fan 2 according to the instructions received by the microprocessor.

[0029] The industrial fan 2 is provided with at least one sensor, such as a temperature sensor, a rotating speed sensor, etc., and the fan controller 1 is provided with a sensor interface for acquiring the state information of the industrial fan 2, so that the sensor is connected with the microprocessor for collecting the state information of the industrial fan 2, such as the running state, fault information, etc., and transmitting to the microprocessor. The power carrier communication module 4 is connected with the microprocessor, transmits the control signal of the central controller 3 to the microprocessor, and transmits the state information acquired by the microprocessor to the central controller 3.

[0030] The power carrier communication module 4 includes a power carrier chip, and the power carrier chip is provided with a filter circuit and an amplification circuit through the design of the peripheral circuit of the power carrier chip, so as to accurately transmit the control signal and receive the state information.

[0031] The power carrier communication module 4 has a modulation and demodulation technology, which converts the control signal and the state information between a digital signal and a power carrier signal. It can stably and efficiently transmit data in a complex industrial power environment. At the same time, the industrial fan control system 100 also has a data encryption function, which ensures the safety and reliability of communication and prevents the control signal from being disturbed or stolen.

[0032] The central controller 3 receives the state information from the fan controller 1 through the power carrier communication module 4, such as the running state of the fan, fault information, etc., and can send a control instruction to the fan controller 1 to realize remote control of the industrial fan 2. The central controller 3 is connected with the upper computer software, and the centralized management and monitoring of multiple industrial fans 2 are realized through the upper computer software. For example, setting the running strategy of fans in different areas, timing the on-off of fans, monitoring the running parameters of fans and performing data analysis and fault warning,

[0033] In this embodiment, an industrial computer or a dedicated controller can be used as the central controller 3, and corresponding control software is developed to realize the communication protocol analysis, data processing, interaction with the upper computer, etc.

[0034] The fan controller 1 and the power carrier communication module 4 are integrated, and the central controller 3 is independently arranged with the fan controller 1. That is, the central controller 3 can be independently arranged in an office according to the requirement of a user, and the industrial fan 2 and the fan controller 1 are arranged in a remote factory. Of course, in other optional embodiments, the fan controller 1, the power carrier communication module 4 and the central controller 3 can also be integrated. In the embodiment, the industrial fan control system 100 can be debugged, the fan controller 1, the power carrier communication module 4 and the central controller 3 are integrated, the whole system is debugged, the power carrier communication parameters are optimized, the stable operation of the system in different industrial environments is ensured, and the intelligent control and management of the industrial fan 2 are realized.

[0035] In conclusion, the industrial fan control system 100 of the utility model can transmit the control signal sent by the central controller 3 to the fan controller 1 in the form of power carrier by using the power carrier communication module 4, and can transmit the state information acquired by the fan controller 1 to the central controller 3 in the form of power carrier by using the power carrier communication module 4. Compared with the prior art, the industrial fan control system 100 of the utility model can effectively improve the intelligent level of the control of the industrial fan 2, reduce the wiring cost, improve the flexibility and expandability of the system, has wide application prospect and remarkable economic benefit.

[0036] The above embodiments are only used to illustrate the technical scheme of the utility model and not to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical scheme of the utility model.

Claims

1. An industrial fan control system, characterized by, The application relates to an industrial fan control system. The system comprises: a fan controller connected with an industrial fan to control the start and stop of the industrial fan; a central controller connected with the fan controller to receive state information of the industrial fan and send control signals to the fan controller; a power carrier communication module embedded in the fan controller and the central controller to realize communication connection between the two; 2. The industrial fan control system of claim 1, wherein: wherein the power carrier communication module can transmit the control signals sent by the central controller to the fan controller in the form of power carrier, and the power carrier communication module can transmit the state information acquired by the fan controller to the central controller in the form of power carrier.

3. The industrial fan control system of claim 2, wherein: The power carrier communication module comprises a power carrier chip provided with a filter circuit and an amplifier circuit to accurately transmit control signals and receive state information.

4. The industrial fan control system of claim 1, wherein: The power carrier communication module has a modulation and demodulation technology to convert control signals and state information between digital signals and power carrier signals.

5. The industrial fan control system of claim 4, wherein: The fan controller is provided with a circuit board, the circuit board is provided with a power port for connecting a power supply and a driving port for connecting with a motor of the industrial fan, and the power carrier communication module is assembled in the power port.

6. The industrial fan control system of claim 4, wherein: The fan controller further comprises a power module and a motor driving module electrically connected with the circuit board, the power module is connected with a power line at the power port, and the motor driving module is connected with the motor at the driving port.

7. The industrial fan control system of claim 6, wherein: The fan controller further comprises a microprocessor electrically connected with the circuit board, the power carrier communication module is connected with the microprocessor to transmit the control signals of the central controller to the microprocessor and transmit the state information acquired by the microprocessor to the central controller.

8. The industrial fan control system of claim 1, wherein: The industrial fan is provided with at least one sensor, the fan controller is provided with a sensor interface for acquiring state information of the industrial fan, and the sensor is connected with the microprocessor.

9. The industrial fan control system of claim 1, wherein: The central controller is connected with host computer software to realize centralized management and monitoring of multiple industrial fans, communication protocol analysis, data processing and interactive functions of the power carrier communication module through the host computer software.

10. The industrial fan control system of claim 1, wherein: The fan controller and the power carrier communication module are integrally arranged, and the central controller is independently arranged with the fan controller. The industrial fan control system has a data encryption function, and the fan controller, the power carrier communication module and the central controller are integrally arranged.

Images