CN110707808A - A management system for controlling power supply of a cigarette machine - Google Patents

Abstract

The invention provides a management system for the control power supply of a cigarette machine, comprising: a switching power supply, a UPS power supply controller, a storage battery and an industrial computer; the first input end of the UPS power supply controller is connected with the output end of the switching power supply, so the The second input end of the UPS power supply controller is connected to the output end of the battery; the first output end of the UPS power supply controller is respectively connected to the industrial computer and the equipment load, and the UPS power supply control is used for all The industrial computer and the equipment load supply power, and control the power supply switching between the switching power supply and the battery; the switching power supply is used to convert external AC power into direct current; the industrial computer communicates with the UPS power controller through the RS232 serial port The industrial computer is used to manage and monitor the UPS power supply controller through the RS232 serial port. The invention can improve the safety and intelligence of the power supply of the cigarette machine.

Description

A management system for controlling power supply of a cigarette machine

technical field

The invention relates to the technical field of control of cigarette machines, in particular to a management system for controlling power supply of cigarette machines.

Background technique

At present, various industries have higher and higher requirements on the stability of the system. For large data centers, there are generally multiple UPS (Uninterruptable Power Supply, uninterruptible power supply) system redundant power supplies to ensure the stability of the system power supply. In the process of cigarette production, if the industrial computer that controls the cigarette machine suddenly loses power, it may cause confusion in the control of the cigarette machine, which may easily lead to safety accidents. At present, the industrial computer power supply of cigarette machines mainly adopts UPS power supply, but this power supply method cannot enable managers or cigarette machine operators to receive prompts or warnings in time, and may still cause equipment damage or operation failures. Therefore, how to effectively manage the control power supply of the cigarette machine has important research significance.

SUMMARY OF THE INVENTION

The invention provides a management system for cigarette machine control power supply, solves the problem that the operator of the existing cigarette machine cannot monitor the power supply state of the control power supply in real time and has potential safety hazards, and can improve the safety and intelligence of the power supply of the cigarette machine.

To achieve the above purpose, the present invention provides the following technical solutions:

A management system for controlling power supply of a cigarette machine, comprising: a switching power supply, a UPS power supply controller, a storage battery and an industrial computer;

The first input end of the UPS power supply controller is connected with the output end of the switching power supply, and the second input end of the UPS power supply controller is connected with the output end of the battery;

The first output end of the UPS power supply controller is respectively connected with the industrial computer and the equipment load, and the UPS power supply control is used to supply power to the industrial computer and the equipment load, and control the switching power supply and the battery. power supply switching;

The switching power supply is used to convert external AC power into DC power;

The industrial computer is connected with the UPS power controller through the RS232 serial port, and the industrial computer is used for managing and monitoring the UPS power controller through the RS232 serial port.

Preferably, it also includes: a voltage sensor and a first relay;

The output end of the voltage sensor is connected to the third input end of the UPS power supply controller, and the voltage sensor is used to detect the output voltage of the switching power supply;

The second output end of the UPS power supply controller is connected to the first relay and the control end, the input end of the first relay is connected to the reference power supply, and the output end of the first relay is connected to the first relay of the industrial computer. an input terminal is connected;

When the output voltage of the switching power supply is less than the set voltage threshold, the UPS power supply controller switches the battery to supply external power, and controls the first relay to close, so that the industrial computer sends a voltage alarm signal.

Preferably, it also includes: a power sensor and a second relay;

The output end of the electric quantity sensor is connected with the fourth input end of the UPS power supply controller, and the electric quantity sensor is used for detecting the battery electric quantity of the storage battery;

The third output end of the UPS power supply controller is connected to the second relay and the control end, the input end of the second relay is connected to the reference power supply, and the output end of the second relay is connected to the third output end of the industrial computer. The two input terminals are connected;

When the battery power is less than the set power threshold, the UPS power controller controls the second relay to close, so that the industrial computer sends a power alarm signal.

Preferably, it also includes: a monitoring terminal;

The monitoring terminal is signal-connected to the industrial computer, and when the monitoring terminal receives the voltage alarm signal and/or the power alarm signal, it displays and/or voice alarm.

Preferably, the industrial computer is also used to control the cigarette machine to stop according to a set program after sending the voltage alarm signal and/or the power alarm signal.

Preferably, the UPS power supply controller is further configured to charge the battery through the output voltage of the switching power supply when the output voltage is greater than the set voltage threshold, and when the battery power reaches the rated battery power stop charging.

Preferably, the switching power supply includes: a rectifier filter circuit, an AC/DC converter and a transformer;

The input end of the AC/DC converter is connected to the output end of the rectifier filter circuit, the output end of the AC/DC converter is connected to the input end of the transformer, and the output end of the transformer serves as the switch At the output end of the power supply, the AC/DC converter is used to convert the rectified and filtered alternating current into direct current.

Preferably, it also includes: a load detection module;

The output end of the load detection module is connected to the fifth input end of the UPS power supply controller, and the load detection module is used to detect the load current of the equipment load, when the load current is zero within the set time , the UPS power controller determines that the equipment load is in a shutdown state, and the UPS power controller turns off the power output and enters a standby state.

Preferably, the load detection module includes: a current sensor and a microprocessor;

The output end of the current sensor is connected with the input end of the microprocessor, and the output end of the microprocessor serves as the output end of the load detection module;

The microprocessor determines whether the load current is zero according to the level signal output by the current sensor, and if so, the output terminal of the microprocessor sends a high level to the UPS power controller.

Preferably, it also includes: a wireless communication module;

The wireless communication module is signally connected to the UPS power supply controller, and the UPS power supply controller communicates with the industrial computer or the monitoring terminal through the wireless communication module;

When the UPS power controller is in a standby state, the UPS power controller receives a wake-up signal sent by the industrial computer or the monitoring terminal through the wireless communication module, so that the UPS power controller is in a normal working mode .

The invention provides a management system for controlling power supply of a cigarette machine. The industrial computer is used to manage and monitor the UPS power supply controller through the RS232 serial port, and the power supply switching of the storage battery and the switching power supply is controlled through the UPS power supply controller, so as to solve the problem of the existing cigarette machine. The operator cannot monitor and control the power supply status of the power supply in real time, and there is a potential safety hazard, which can improve the safety and intelligence of the power supply of the cigarette machine.

Description of drawings

In order to illustrate the specific embodiments of the present invention more clearly, the accompanying drawings required in the embodiments will be briefly introduced below.

FIG. 1 is a schematic diagram of a management system for controlling power supply of a cigarette machine provided by the present invention.

Detailed ways

In order to enable those skilled in the art to better understand the solutions of the embodiments of the present invention, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

Aiming at the problem that the UPS power supply used by the current cigarette machine cannot be displayed in real time or voiced to remind the operator. The invention provides a management system for controlling power supply of a cigarette machine, which uses an industrial computer to manage and monitor a UPS power supply controller through an RS232 serial port, and controls the power supply switching of a battery and a switching power supply through the UPS power supply controller, so as to solve the operation of the existing cigarette machine. The user cannot monitor and control the power supply status of the power supply in real time, and there is a problem of potential safety hazards, which can improve the safety and intelligence of the power supply of the cigarette machine.

As shown in Fig. 1, a management system for the control power supply of a cigarette machine includes: a switching power supply, a UPS power supply controller, a battery and an industrial computer. The first input end of the UPS power supply controller is connected to the output end of the switching power supply, and the second input end of the UPS power supply controller is connected to the output end of the battery. The first output end of the UPS power supply controller is respectively connected with the industrial computer and the equipment load, and the UPS power supply control is used to supply power to the industrial computer and the equipment load, and control the switching power supply and the battery. Power switch. The switching power supply is used to convert external AC power into DC power. The industrial computer is connected with the UPS power controller through the RS232 serial port, and the industrial computer is used for managing and monitoring the UPS power controller through the RS232 serial port.

In practical applications, the UPS power controller not only provides stable and non-interference 24V DC in the case of AC mains, but also provides DC power supply for 10--15 minutes in the event of a power outage, ensuring that the cigarette equipment is shut down normally, and at the same time can provide input to the power supply. The power supply and output voltage and battery charge and discharge are switched and diagnosed. The UPS power controller and the industrial computer are connected through the RS232 serial port, so that the industrial computer can manage and monitor the UPS power controller in real time, so that the operator can obtain the power supply status of the UPS power controller in real time, which can solve the operation of the existing cigarette machine. The user cannot monitor and control the power supply status of the power supply in real time, and there is a problem of potential safety hazards, which can improve the safety and intelligence of the power supply of the cigarette machine.

The system also includes: a voltage sensor and a first relay. The output end of the voltage sensor is connected to the third input end of the UPS power supply controller, and the voltage sensor is used to detect the output voltage of the switching power supply. The second output end of the UPS power supply controller is connected to the first relay and the control end, the input end of the first relay is connected to the reference power supply, and the output end of the first relay is connected to the first relay of the industrial computer. connected to an input. When the output voltage of the switching power supply is less than the set voltage threshold, the UPS power supply controller switches the battery to supply external power, and controls the first relay to close, so that the industrial computer sends a voltage alarm signal.

In practical applications, when the equipment is powered off normally or the emergency stop button is pressed to force the power off, the UPS power supply controller provides power supply for about 10 minutes to ensure the normal shutdown of the industrial computer and equipment load, and ensure that the production parameters and data are not consistent. If it is lost, the hardware and software of the computer will not be affected. During normal operation, if the 24VDC output by the switching power supply is not within the voltage setting range, the UPS power controller controls the alarm signal to output to the industrial computer through the first relay, so that the industrial computer controls the cigarette unit to stop and prompts "UPS alarm" on the display screen. , the operator calls an electrician for maintenance.

The system also includes: a power sensor and a second relay. The output end of the electric quantity sensor is connected with the fourth input end of the UPS power supply controller, and the electric quantity sensor is used for detecting the battery electric quantity of the storage battery. The third output end of the UPS power supply controller is connected to the second relay and the control end, the input end of the second relay is connected to the reference power supply, and the output end of the second relay is connected to the third output end of the industrial computer. The two inputs are connected. When the battery power is less than the set power threshold, the UPS power controller controls the second relay to close, so that the industrial computer sends a power alarm signal.

In practical applications, if the battery capacity is insufficient or the connection of the charging circuit is faulty, the UPS power supply controller controls the alarm signal to be output to the industrial computer through the second relay, so that the industrial computer controls the cigarette unit to stop and prompts "power buffer" on the display screen, The operator calls an electrician for repair.

As shown in Figure 1, the system further includes: a monitoring terminal. The monitoring terminal is signal-connected to the industrial computer, and when the monitoring terminal receives the voltage alarm signal and/or the power alarm signal, it displays and/or voice alarm.

Further, the industrial computer is also used to control the cigarette machine to stop according to a set program after sending the voltage alarm signal and/or the power alarm signal.

Further, the UPS power supply controller is further configured to charge the battery through the output voltage of the switching power supply when the output voltage is greater than the set voltage threshold, and when the battery power reaches the rated battery power stop charging.

The switching power supply includes: a rectifier filter circuit, an AC/DC converter and a transformer; the input end of the AC/DC converter is connected to the output end of the rectifier filter circuit, and the output end of the AC/DC converter is connected to the output end of the rectifier filter circuit. The input end of the transformer is connected, the output end of the transformer is used as the output end of the switching power supply, and the AC/DC converter is used for converting the rectified and filtered alternating current into direct current.

As shown in Figure 1, the system further includes: a load detection module. The output end of the load detection module is connected to the fifth input end of the UPS power supply controller, and the load detection module is used to detect the load current of the equipment load, when the load current is zero within the set time , the UPS power controller determines that the equipment load is in a shutdown state, and the UPS power controller turns off the power output and enters a standby state.

Further, the load detection module includes: a current sensor and a microprocessor. The output end of the current sensor is connected to the input end of the microprocessor, and the output end of the microprocessor serves as the output end of the load detection module. The microprocessor determines whether the load current is zero according to the level signal output by the current sensor, and if so, the output terminal of the microprocessor sends a high level to the UPS power controller.

As shown in FIG. 1 , further, it also includes: a wireless communication module. The wireless communication module is signally connected to the UPS power supply controller, and the UPS power supply controller communicates with the industrial computer or the monitoring terminal through the wireless communication module. When the UPS power controller is in a standby state, the UPS power controller receives a wake-up signal sent by the industrial computer or the monitoring terminal through the wireless communication module, so that the UPS power controller is in a normal working mode .

It can be seen that the present invention provides a management system for controlling the power supply of a cigarette machine, which utilizes an industrial computer to manage and monitor the UPS power supply controller through the RS232 serial port, and controls the power supply switching between the storage battery and the switching power supply through the UPS power supply controller, so as to solve the problem of existing cigarettes. The operator of the machine cannot monitor and control the power supply status of the power supply in real time, and there is a problem of potential safety hazards, which can improve the safety and intelligence of the power supply of the cigarette machine.

The structure, features and effects of the present invention have been described in detail above according to the embodiments shown in the drawings. The above descriptions are only the preferred embodiments of the present invention, but the scope of the present invention is not limited by the drawings. Changes made to the concept of the present invention, or modifications to equivalent embodiments with equivalent changes, shall fall within the protection scope of the present invention as long as they do not exceed the spirit covered by the description and drawings.

Claims (10)

1. A management system for a control power supply of a cigarette making machine, comprising: the device comprises a switching power supply, a UPS power supply controller, a storage battery and an industrial personal computer;

the first input end of the UPS power controller is connected with the output end of the switching power supply, and the second input end of the UPS power controller is connected with the output end of the storage battery;

the first output end of the UPS power supply controller is respectively connected with the industrial personal computer and the equipment load, and the UPS power supply controller is used for supplying power to the industrial personal computer and the equipment load and controlling power supply switching of the switch power supply and the storage battery;

the switching power supply is used for converting external alternating current power supply into direct current;

the industrial personal computer is connected with the UPS power controller through the RS232 serial port and is used for managing and monitoring the UPS power controller through the RS232 serial port.

2. The management system for control power sources of cigarette making machines according to claim 1, further comprising: a voltage sensor and a first relay;

the output end of the voltage sensor is connected with the third input end of the UPS power supply controller, and the voltage sensor is used for detecting the output voltage of the switching power supply;

the second output end of the UPS power controller is connected with the first relay and the control end, the input end of the first relay is connected with a reference power supply, and the output end of the first relay is connected with the first input end of the industrial personal computer;

when the output voltage of the switching power supply is smaller than a set voltage threshold value, the UPS power supply controller switches the storage battery to supply power to the outside and controls the first relay to be closed, so that the industrial personal computer sends a voltage alarm signal.

3. The management system for control power sources of cigarette making machines according to claim 2, further comprising: an electric quantity sensor and a second relay;

the output end of the electric quantity sensor is connected with the fourth input end of the UPS power controller, and the electric quantity sensor is used for detecting the battery electric quantity of the storage battery;

the third output end of the UPS power controller is connected with the second relay and the control end, the input end of the second relay is connected with the reference power supply, and the output end of the second relay is connected with the second input end of the industrial personal computer;

and when the electric quantity of the battery is smaller than a set electric quantity threshold value, the UPS power controller controls the second relay to be closed, so that the industrial personal computer sends an electric quantity alarm signal.

4. The management system of the cigarette maker control power supply of claim 3, further comprising: monitoring a terminal;

the monitoring terminal is in signal connection with the industrial personal computer, and displays and/or gives out voice alarm when receiving the voltage alarm signal and/or the electric quantity alarm signal.

5. The management system of the cigarette making machine control power supply according to claim 4, wherein the industrial personal computer is further used for controlling the cigarette making machine to stop according to a set program after sending the voltage alarm signal and/or the electric quantity alarm signal.

6. The system for managing control power of a cigarette making machine according to claim 5, wherein the UPS power controller is further configured to charge the battery via the output voltage of the switching power supply when the output voltage is greater than the predetermined voltage threshold, and to stop charging when the battery level reaches a battery rating level.

7. The cigarette maker control power supply management system according to claim 6, wherein the switching power supply comprises: a rectification filter circuit, an AC/DC converter and a transformer;

the input end of the AC/DC converter is connected with the output end of the rectification filter circuit, the output end of the AC/DC converter is connected with the input end of the transformer, the output end of the transformer is used as the output end of the switching power supply, and the AC/DC converter is used for converting the rectified and filtered alternating current into direct current.

8. The management system for control power sources of cigarette making machines according to claim 7, further comprising: a load detection module;

the output end of the load detection module is connected with the fifth input end of the UPS power supply controller, the load detection module is used for detecting the load current of the equipment load, the load current is zero in the set time, the UPS power supply controller determines that the equipment load is in a shutdown state, and the UPS power supply controller shuts off the power supply output and enters a standby state.

9. The management system of the cigarette maker control power supply of claim 8, wherein the load detection module comprises: a current sensor and a microprocessor;

the output end of the current sensor is connected with the input end of the microprocessor, and the output end of the microprocessor is used as the output end of the load detection module;

and the microprocessor determines whether the load current is zero according to the level signal output by the current sensor, and if so, the output end of the microprocessor sends a high level to the UPS power controller.

10. The management system for control power sources of cigarette making machines according to claim 9, further comprising: a wireless communication module;

the wireless communication module is in signal connection with the UPS power controller, and the UPS power controller is in communication with the industrial personal computer or the monitoring terminal through the wireless communication module;

when the UPS power controller is in a standby state, the UPS power controller receives the awakening signal sent by the industrial personal computer or the monitoring terminal through the wireless communication module, so that the UPS power controller is in a normal working mode.

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