CN219514254U - Lighting system for explosion-proof place - Google Patents

Abstract

The lighting system in the explosion-proof place comprises a plurality of explosion-proof intelligent control lamps, a centralized controller, a server and terminal operation equipment, wherein the explosion-proof intelligent control lamps are connected with the centralized controller in a power line carrier mode, the centralized controller is used for controlling and monitoring the explosion-proof intelligent control lamps, the centralized controller is in communication connection with the server through an Ethernet, and the server is in communication connection with the terminal operation equipment through the Internet; the power input ends of the centralized controller and each explosion-proof intelligent control lamp are connected with the power line carrier line through a power filter, and the centralized controller and the power input ends of each explosion-proof intelligent control lamp are used for reducing power noise.

Description

Lighting system for explosion-proof place

Technical Field

The utility model relates to the technical field of illumination, in particular to an illumination system suitable for explosion-proof places.

Background

The lighting system suitable for explosion-proof places at present comprises two types of wireless data transmission and wired data transmission. During wireless data transmission, radio waves (radio frequency electromagnetic radiation) emitted by a radio transmitter induce radio frequency currents in a receiving antenna. When radio frequency current circulates between the metal conductors, rust or poor contact is encountered, and radio frequency sparks are generated. Inflammable gas in the air of an explosion-proof place is easy to explode, and great potential safety hazards exist. Therefore, a wired data transmission mode is generally adopted in an explosion-proof place, but in the current wired data transmission process, power noise interference is very serious, power line carrier communication signals are often submerged, the communication success rate is greatly influenced, a control instruction of terminal operation equipment cannot timely and accurately reach a controller, the controller cannot effectively control an explosion-proof lamp, the explosion-proof lamp is uncontrolled, and finally a lighting system is invalid.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, provides an illumination system for an explosion-proof place, and solves the problems that in the data transmission process of the illumination system for the explosion-proof place, power noise interference is serious, a power line carrier communication signal is submerged, the communication success rate is greatly influenced, an explosion-proof lamp is uncontrolled, and the illumination system is invalid.

The purpose of the utility model is realized in the following way:

the lighting system in the explosion-proof place comprises a plurality of explosion-proof intelligent control lamps, a centralized controller, a server and terminal operation equipment, wherein the explosion-proof intelligent control lamps are connected with the centralized controller in a power line carrier mode, the centralized controller is used for controlling and monitoring the explosion-proof intelligent control lamps, the centralized controller is in communication connection with the server through an Ethernet, and the server is in communication connection with the terminal operation equipment through the Internet; the power input ends of the centralized controller and each explosion-proof intelligent control lamp are connected with the power line carrier line through a power filter, and the centralized controller and the power input ends of each explosion-proof intelligent control lamp are used for reducing power noise.

The explosion-proof intelligent control lamp comprises an alternating current-direct current conversion module, a constant current driving module, an LED lamp panel and a power line carrier control acquisition alarm module; the constant current driving module converts the high-voltage direct current transmitted by the alternating current-direct current conversion module into current suitable for the working of the LED lamp panel; the power line carrier control acquisition alarm module is used for controlling the switching and dimming of the LED lamp panel, acquiring electric energy, alarming and communicating and connecting with the centralized controller in a power line carrier mode.

The fire wire input end of the power filter is connected with the fire wire of the mains output end, the zero line input end of the power filter is connected with the zero line of the mains output end, and the centralized controller and the explosion-proof intelligent control lamps are connected between the fire wire output end and the zero line output end of the power filter in parallel.

The utility model relates to an illumination system of an explosion-proof place, which comprises a plurality of explosion-proof intelligent control lamps, a centralized controller, a server and terminal operation equipment, wherein the explosion-proof intelligent control lamps are connected with the centralized controller in a power line carrier mode, the centralized controller is used for controlling and monitoring the explosion-proof intelligent control lamps, the centralized controller is in communication connection with the server through an Ethernet, and the server is in communication connection with the terminal operation equipment through the Internet; the data transmission of the lighting system of the explosion-proof place is all in a wired mode, so that the inflammable gas in the air is prevented from exploding, the personal and property safety is ensured, the lighting mode of the lighting system of the explosion-proof place is flexible and adjustable, the alarming function of the explosion-proof intelligent control lamp reduces the inspection difficulty, and the explosion-proof intelligent control lamp is convenient to maintain and repair in time. The power input ends of the centralized controller and each explosion-proof intelligent control lamp are connected with the power line carrier line through a power filter, and the centralized controller and the power input ends of each explosion-proof intelligent control lamp are used for reducing power noise. The power noise interference is effectively reduced, the communication success rate is improved, and the explosion-proof intelligent control lamp is effectively controlled and monitored through the centralized controller, so that the lighting system operates normally.

The lighting system for the explosion-proof place is ingenious in design, the structural design is easy to achieve, the installation difficulty is reduced, the power noise interference is effectively reduced, the power line carrier communication signals are stable and effective, and the lighting system is safe and flexible to use in the explosion-proof place, energy-saving and convenient to maintain.

Drawings

FIG. 1 is a block diagram of an illumination system architecture for an explosion-proof venue;

FIG. 2 is a wiring diagram of an atlas controller, various explosion-proof intelligent control lamps, and a power filter;

FIG. 3 is a graph of power noise values prior to use of a power filter;

fig. 4 is a graph of power noise values after using a power filter.

Detailed Description

Referring to fig. 1 to 2, a lighting system for an explosion-proof place includes a plurality of explosion-proof intelligent control lamps, a centralized controller, a server, and a terminal operation device, wherein the explosion-proof intelligent control lamps are connected with the centralized controller by a power line carrier mode, and each explosion-proof intelligent control lamp includes an ac/dc conversion module, a constant current driving module, an LED lamp panel, and a power line carrier control acquisition alarm module; the constant current driving module converts the high-voltage direct current transmitted by the alternating current-direct current conversion module into current suitable for the working of the LED lamp panel; the power line carrier control acquisition alarm module is used for controlling the switching and dimming of the LED lamp panel, acquiring electric energy, alarming and communicating and connecting with the centralized controller in a power line carrier mode. The centralized controller is used for controlling and monitoring the explosion-proof intelligent control lamp, and the centralized controller adopts a three-phase Power Line Communication (PLC) illumination controller. The centralized controller receives and processes the instruction sent by the server and sends a corresponding instruction to the corresponding explosion-proof intelligent control lamp according to the content of the instruction; and meanwhile, receiving data fed back by the explosion-proof intelligent control lamp, and sending the data to a server. The centralized controller also integrates digital input/output, can be connected to external tamper and overload sensors, implements failsafe measures, and can also be connected to motion sensors or other sensors based on triggering events such as movement. The centralized controller is in communication connection with a server through an Ethernet, and the server is in communication connection with terminal operation equipment through the Internet; the server manages and monitors the explosion-proof intelligent control lamp according to a preset explosion-proof intelligent control lamp management module, management and monitoring data are sent to the terminal operation equipment through the Internet, and the terminal operation equipment sends control instructions to the server through the Internet. The explosion-proof intelligent control lamp management module of the server can control and monitor the switch, the light modulation, the time schedule, the alarm event and the data record of the single explosion-proof intelligent control lamp and the whole group of explosion-proof intelligent control lamps. The terminal operation equipment comprises equipment for man-machine interaction such as a computer and a mobile terminal. For example, the terminal operation device sends a control instruction for selectively grouping the explosion-proof intelligent control lamps to the server, the server establishes subgroups according to the received control instruction, the explosion-proof intelligent control lamps belong to different subgroups, the subgroups can be replaced according to the lighting requirement, and the centralized controller sends the instruction to the explosion-proof intelligent control lamps in the corresponding subgroups according to the instruction content sent by the server. Therefore, the explosion-proof intelligent control lamp can be randomly grouped and flexibly grouped, and is suitable for the change of lighting requirements. Any group can also set an intelligent strategy such as the time switch of the explosion-proof intelligent control lamp, the human body induction of the explosion-proof intelligent control lamp, the low-power operation in the daytime, the high-power operation at night and the like, for example, the intelligent strategy can be set to be on when people come, off when people walk, and can be set to be automatically turned on at 9 am and automatically turned off at 5 pm in an office area. The explosion-proof intelligent control lamp has the functions of open circuit, short circuit and off-line alarm, and when the explosion-proof intelligent control lamp fails, failure information is actively reported to the mobile terminal, so that the inspection difficulty is reduced, and the explosion-proof intelligent control lamp is convenient to maintain in time.

The power input ends of the centralized controller and each explosion-proof intelligent control lamp are connected with the power line carrier line through a power filter, and the centralized controller and the power input ends of each explosion-proof intelligent control lamp are used for reducing power noise. The fire wire input end of the power filter is connected with the fire wire of the mains output end, the zero line input end of the power filter is connected with the zero line of the mains output end, and the centralized controller and the explosion-proof intelligent control lamps are connected between the fire wire output end and the zero line output end of the power filter in parallel. The ground wire access end of the power filter is connected with the ground wire, and the ground wire access end of each explosion-proof intelligent control lamp is connected with the ground wire. The explosion-proof intelligent control lamp is connected in parallel between the live wire output end and the zero wire output end of the power filter through a power line carrier communication power supply. The commercial power adopts 220V alternating current. The power filter suppresses the power noise input through the power input end, and can filter the power noise within a certain frequency band to obtain a pure power signal within a specific frequency band range, so that the power line carrier signals of the centralized controller and each explosion-proof intelligent control lamp can be effectively transmitted. As shown in fig. 3, before the power filter is used, the power noise in the full frequency band is about 2000, even more than 2000; as shown in fig. 4, after the power filter is used, the power noise can be obviously reduced from 2000 to 100 in a part of frequency bands, and when the power filter is used, according to a call response mechanism, the frequency band with low power noise is automatically replaced when the success rate is poor, so that the power line carrier signal can be effectively transmitted.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and those skilled in the art will appreciate that the modifications made to the utility model fall within the scope of the utility model without departing from the spirit of the utility model.

Claims (3)

1. An illumination system in explosion-proof place, includes a plurality of explosion-proof intelligent control lamps, centralized control ware, server, and terminal operation equipment, its characterized in that: the intelligent explosion-proof control lamp is connected with the centralized controller in a power line carrier mode, the centralized controller is used for controlling and monitoring the intelligent explosion-proof control lamp, the centralized controller is in communication connection with the server through the Ethernet, and the server is in communication connection with the terminal operation equipment through the Internet; the power input ends of the centralized controller and each explosion-proof intelligent control lamp are connected with the power line carrier line through a power filter, and the centralized controller and the power input ends of each explosion-proof intelligent control lamp are used for reducing power noise.

2. A lighting system for an explosion-proof enclosure as recited in claim 1, wherein: the explosion-proof intelligent control lamp comprises an alternating current-direct current conversion module, a constant current driving module, an LED lamp panel and a power line carrier control acquisition alarm module; the constant current driving module converts the high-voltage direct current transmitted by the alternating current-direct current conversion module into current suitable for the working of the LED lamp panel; the power line carrier control acquisition alarm module is used for controlling the switching and dimming of the LED lamp panel, acquiring electric energy, alarming and communicating and connecting with the centralized controller in a power line carrier mode.

3. A lighting system for an explosion-proof enclosure as recited in claim 1, wherein: the fire wire input end of the power filter is connected with the fire wire of the mains output end, the zero line input end of the power filter is connected with the zero line of the mains output end, and the centralized controller and the explosion-proof intelligent control lamps are connected between the fire wire output end and the zero line output end of the power filter in parallel.