CN109442310B - Wireless lighting system for coal mine mining working face - Google Patents
Wireless lighting system for coal mine mining working face Download PDFInfo
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- CN109442310B CN109442310B CN201811591318.6A CN201811591318A CN109442310B CN 109442310 B CN109442310 B CN 109442310B CN 201811591318 A CN201811591318 A CN 201811591318A CN 109442310 B CN109442310 B CN 109442310B
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- wireless
- unit
- power supply
- charging
- lamp
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- 238000005065 mining Methods 0.000 title claims abstract description 13
- 239000003245 coal Substances 0.000 title claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/007—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing
- F21V23/008—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing the casing being outside the housing of the lighting device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/402—Lighting for industrial, commercial, recreational or military use for working places
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention belongs to the field of electronic technology and wireless network application, and particularly relates to a wireless lighting system for a coal mine mining working face. Wireless lighting systems consist of three major parts, namely: management unit, wireless power supply and wireless work lamp. The management unit and the wireless power supply can be installed in a frame in a centralized manner, and a plurality of wireless working lamps can be charged in the frame. An information display device for displaying the charging and the use of the wireless working lamp is arranged on each wireless power supply shell, and the management unit can transmit the information to an on-well dispatching management center through a network so as to realize the remote management of the lighting equipment. The wireless lighting system has the characteristics of convenient installation and simple maintenance because of no power supply connection line and no signal transmission connection line.
Description
Technical Field
The invention belongs to the field of electronic technology and wireless network application, and particularly relates to a wireless lighting system for a coal mine mining working face.
Background
At present, a wired power supply type illumination system is adopted on underground mining working surfaces of coal mines. Because the mining working characteristics determine that the lighting lamp must move along with the movement of the mining position, the lighting lamp is inconvenient to move by adopting a line mode to supply power. For example, the power connection of the lighting lamps arranged on the hydraulic support must be reserved with a cable with a movable length, and when personnel or materials are moving or carrying, the power connection between the lighting lamps is likely to be hung off, and because the lighting lamps are generally powered by 127V alternating current, electric sparks with enough strength are often generated when the cable breaks, which is extremely unsafe for a working surface with combustibility.
Disclosure of Invention
Along with the improvement of the mechanization of the mining working face, a reliable lighting system is needed to be produced with high efficiency. Therefore, the invention provides a mining face wireless lighting system adopting computer management, wireless communication technology, wireless charging technology and high-efficiency energy-saving long-service-life LED lighting technology.
The invention is realized by adopting the following technical scheme: a wireless lighting system for a coal mine mining working face comprises a management unit, a wireless power supply and a wireless working lamp; the management unit comprises a wireless transceiver module, an industrial personal computer and an Ethernet interface, wherein the industrial personal computer is connected with the wireless transceiver module and the Ethernet interface, and is connected with the on-well dispatching management center through the Ethernet interface; the wireless power supply comprises a singlechip control unit, a liquid crystal display unit, an RS485 data communication unit, a power supply unit, a wireless charging unit and a charging sensor; the single chip microcomputer control unit is connected with the RS485 data communication unit, the liquid crystal display unit, the power supply unit and the wireless charging unit, the power supply unit is connected with the wireless charging unit, the charging sensor is connected with the wireless charging unit, and the RS485 data communication unit is connected with the industrial personal computer through an RS485 interface; the wireless working lamp comprises a singlechip controller, a wireless charging unit, an intrinsic safety battery pack, an LED driving unit, a wireless module, a serial number display nixie tube and an LED lamp panel; the singlechip controller is connected with the wireless charging unit, the wireless module and the serial number display nixie tube, the wireless charging unit is connected with the intrinsic safety battery pack, and the intrinsic safety battery pack is connected with the LED lamp panel through the LED driving unit.
The wireless emergency lighting system is a novel lighting system for coal mines or other mining working surfaces, and has the following characteristics:
1. because no power supply connection line and no signal transmission connection line are provided, the device has the characteristics of convenient installation and simple maintenance;
2. the wireless working lamp is used as a wireless data transmission node, an advanced SX1278 wireless module is adopted, the wireless network system function of the self-organizing network with wireless relay and wireless access is realized, the wireless sensor of the working face and the information miner lamp can be connected in the wireless coverage area, the data connection with the system network is realized, and the multifunctional application of the wireless working lamp is realized;
3. a high-density lithium battery is adopted for power supply and an efficient energy-saving LED light source is adopted to form a wireless illuminating lamp, and continuous 12h illumination application is realized under 32W illumination power;
4. the wireless charging technology is adopted, so that the lithium battery can be safely charged in the working face. The utility model is convenient to use and improves the production efficiency because the utility model can be filled and used on site.
5. The wireless lighting device can realize the computer network management of charging and running of the wireless lighting lamp, and can monitor the safe running of the lighting device on site management equipment or remote equipment.
Drawings
Fig. 1 is a block diagram of a management unit.
Fig. 2 is a block diagram of a wireless power supply.
Fig. 3 is a block diagram of a wireless work light.
Detailed Description
The application of wireless lighting on a coal mine downhole face must solve several problems:
1. the wireless illuminating lamps are distributed in wireless networks for management and real-time monitoring in running at different positions of the mining working face. The wireless network has an ad hoc network function, and the wireless network can be automatically adjusted when the wireless illuminating lamp serving as a wireless node moves or is added or deleted. Each node of the wireless network has relay and wireless access functions and provides a wireless data path for management and monitoring.
2. The wireless illuminating lamp is designed for mine intrinsic safety. The total power of the lamp is divided into a plurality of independent unit driving structures according to intrinsic safety regulations, so that the driving circuits divided into the independent units all meet the intrinsic safety requirements.
3. The problem of adopting rechargeable battery to charge in colliery underground working face is solved. The wireless charging technology is adopted, and the wired connection during charging is canceled. Because the electric energy is transmitted through wireless electromagnetic waves during charging, no electric spark is generated during hanging and taking the lamp.
4. Having both short-range and long-range management capabilities for each light fixture and charging device used. Such as: charging voltage, charging current, residual capacity during wireless lighting operation, output voltage of an LED driving circuit, output current and the like. The parameters generated during charging and use of each wireless work light are recorded in a system database.
Wireless lighting systems consist of three major parts, namely: management unit, wireless power supply and wireless work lamp. The management unit and the wireless power supply can be installed in a frame in a centralized manner, and a plurality of wireless working lamps can be charged in the frame. And an information display device for displaying the charging and the use of the wireless working lamp is arranged on each wireless power supply shell, and the management unit can also transmit the information to an on-well dispatching management center through a network so as to realize the remote management of the lighting equipment.
The management unit block diagram is shown in fig. 1, and consists of an SX1278 wireless transceiver module, an industrial personal computer and an Ethernet interface. The main function of the management unit is to realize data acquisition and monitoring of charging and lighting parameters of each wireless working lamp through an RS485 interface and an SX1278 wireless transceiver module. And the industrial personal computer sends the acquired data to an on-well dispatching management center through the Ethernet to realize remote management, and a management unit block diagram is shown in figure 1.
The wireless power supply block diagram is shown in fig. 2, and consists of an STM32F singlechip control unit, a 4.3 inch liquid crystal display unit, an RS485 data communication unit, a power supply unit, a wireless charging unit and a charging sensor.
And the STM32F singlechip control unit realizes the processing of the RS485 data communication unit and displays data generated in the charging process and the using process on the 4.3 inch liquid crystal display unit. The signal line that STM32F singlechip control unit and wireless charging unit are connected is operating condition input line, and this signal is the switching value, and "1" represents work.
The wireless charging unit is an independent unit, inputs 24V and outputs wireless electromagnetic waves with intervals of 12V and 1.5A.
The charging inductor is used for outputting a control signal when the wireless working lamp is placed on the wireless charging unit, activating the wireless charging unit and outputting wireless electromagnetic energy. The output of electromagnetic energy is automatically turned off when the work light is removed. The electromagnetic output coil size is 50X32X1mm.
The wireless working lamp block diagram is shown in fig. 3, and consists of an STM32 singlechip controller, a wireless charging unit, an intrinsic safety battery pack, an LED driving unit, a 433 megawireless module (SX 1278 wireless module), number display, number setting and LED lamp panels.
The wireless working lamp is an intrinsically safe design for mines, and the internal power, circuit structure and the like of the wireless working lamp are required to meet the requirements of GB 3836-2010.
The wireless charging unit (receiving end) receives wireless electromagnetic energy through the wireless induction coil to obtain 12V and 1.5A electric energy to drive the 8.4V lithium battery to charge, and the charging current is 1A. In the design, 4 independent wireless charging units are adopted to charge 4 groups of batteries, the 4 groups of charging circuits are not grounded, and every two groups of 4 groups of batteries are connected in series to obtain two independent 16.8V battery power supplies.
The battery adopts 4 groups of 8.4V6AH lithium batteries, each group of lithium batteries has over-discharge, over-current, over-voltage and over-charge protection, meets the design requirements of the device, and is packaged with the protection circuit in a same body.
Starting a wireless power supply:
when the wireless working lamp is placed on the charging frame to touch a charging sensor (infrared switch) on the wireless power supply, the wireless power supply outputs wireless electromagnetic waves. The wireless work lamp enters a charging state after receiving electromagnetic energy.
In charging:
the wireless power supply only provides one continuous wireless electromagnetic energy wave, and the charging process is carried out in the wireless working lamp, and the charging control of the wireless power supply is carried out on the STM32 singlechip controller. The generated relevant charging information is sent to the management unit for data processing through the 433 megawireless module on the lamp. And the management unit writes one part of data into the system database, and the other part of data is sent to the charging unit for display through the RS485 communication interface.
Full of:
after the battery in the wireless work lamp is full, the wireless work lamp sends the full command to the management unit through 433 megawireless modules. The management unit is divided into two paths: one part writes the full information into the system database through the Ethernet, and the other part of data is transmitted to the wireless power supply through the RS485 communication interface to display the full information.
In use:
when the wireless working lamp leaves the wireless charging unit, the wireless power supply charging sensor resets to turn off the output of the wireless electromagnetic energy and displays parameters such as 'in use' and the current battery voltage on the wireless power supply display. Each wireless work light in use can send operating information (such as current battery voltage, current and the like) to the management unit through the 433 mega-wireless module. When the voltage of the battery in the lamp falls to the limit, the power shortage of the battery is displayed on a wireless power supply display and an alarm is given. Meanwhile, a two-digit display on the wireless working lamp intermittently displays the lamp number, thereby asking the attention of the staff.
Claims (1)
1. The wireless lighting system for the coal mine mining working face is characterized by comprising a management unit, a wireless power supply and a wireless working lamp; the management unit comprises a wireless transceiver module, an industrial personal computer and an Ethernet interface, wherein the industrial personal computer is connected with the wireless transceiver module and the Ethernet interface, and is connected with the on-well dispatching management center through the Ethernet interface; the wireless power supply comprises a singlechip control unit, a liquid crystal display unit, an RS485 data communication unit, a power supply unit, a wireless charging unit and a charging sensor; the single chip microcomputer control unit is connected with the RS485 data communication unit, the liquid crystal display unit, the power supply unit and the wireless charging unit, the power supply unit is connected with the wireless charging unit, the charging sensor is connected with the wireless charging unit, and the RS485 data communication unit is connected with the industrial personal computer through an RS485 interface; the wireless working lamp comprises a singlechip controller, a wireless charging unit, an intrinsic safety battery pack, an LED driving unit, a wireless module, a serial number display nixie tube and an LED lamp panel; the singlechip controller is connected with the wireless charging unit, the wireless module and the serial number display nixie tube, the wireless charging unit is connected with the intrinsic safety battery pack, and the intrinsic safety battery pack is connected with the LED lamp panel through the LED driving unit; starting a wireless power supply: when the wireless working lamp is placed on the charging frame to touch a charging sensor on the wireless power supply, the wireless power supply outputs wireless electromagnetic waves, and the wireless working lamp enters a charging state after receiving the electromagnetic energy; in charging: related charging information generated in the charging process is sent to a management unit through a wireless module by a wireless working lamp for data processing, the management unit writes part of data into a system database, and the other part of data is sent to a wireless power supply through an RS485 communication interface for display; full of: after the battery in the wireless working lamp is full, the wireless working lamp sends a full command to the management unit through the wireless module; the management unit is divided into two paths: one part writes the full information into a system database through the Ethernet, and the other part of data is sent to a wireless power supply through an RS485 communication interface to display the full information; in use: when the wireless working lamp leaves the wireless power supply, the charging sensor resets and turns off the output of the wireless electromagnetic energy and displays the parameters of 'in use' and the current battery voltage on the liquid crystal display unit; each wireless working lamp in use can send the use information in operation to the management unit through the wireless module, when the battery voltage in the lamp is reduced to the limit, the battery power shortage information is displayed on the wireless power supply display and the alarm is given, and meanwhile, the number of the lamp is intermittently displayed on the display nixie tube on the wireless working lamp, so that the attention of the staff is called.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591318.6A CN109442310B (en) | 2018-12-20 | 2018-12-20 | Wireless lighting system for coal mine mining working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591318.6A CN109442310B (en) | 2018-12-20 | 2018-12-20 | Wireless lighting system for coal mine mining working face |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109442310A CN109442310A (en) | 2019-03-08 |
| CN109442310B true CN109442310B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811591318.6A Active CN109442310B (en) | 2018-12-20 | 2018-12-20 | Wireless lighting system for coal mine mining working face |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102214329A (en) * | 2010-04-01 | 2011-10-12 | 青岛高校信息产业有限公司 | Intelligent management system of miner's lamp |
| CN103217955A (en) * | 2013-03-25 | 2013-07-24 | 东莞宇龙通信科技有限公司 | Wireless charging remote control system and remote control method thereof |
| CN103634984A (en) * | 2013-10-17 | 2014-03-12 | 路圣思科技有限公司 | Intelligent indoor wireless full-color LED (Light-emitting Diode) light system |
| CN106230128A (en) * | 2016-07-26 | 2016-12-14 | 浙江华彩光电科技有限公司 | Wireless charging device under wireless charging system and ore deposit under a kind of multi-functional ore deposit |
| CN205957001U (en) * | 2016-06-28 | 2017-02-15 | 大同裕隆环保有限责任公司 | Intrinsically safe miner lamp |
| CN209068372U (en) * | 2018-12-20 | 2019-07-05 | 大同裕隆环保有限责任公司 | A kind of wireless lighting systems for channel of coal mining working surface |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150084584A1 (en) * | 2013-09-26 | 2015-03-26 | Motorola Solutions, Inc. | Wireless charging control for multiple electronic devices |
-
2018
- 2018-12-20 CN CN201811591318.6A patent/CN109442310B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102214329A (en) * | 2010-04-01 | 2011-10-12 | 青岛高校信息产业有限公司 | Intelligent management system of miner's lamp |
| CN103217955A (en) * | 2013-03-25 | 2013-07-24 | 东莞宇龙通信科技有限公司 | Wireless charging remote control system and remote control method thereof |
| CN103634984A (en) * | 2013-10-17 | 2014-03-12 | 路圣思科技有限公司 | Intelligent indoor wireless full-color LED (Light-emitting Diode) light system |
| CN205957001U (en) * | 2016-06-28 | 2017-02-15 | 大同裕隆环保有限责任公司 | Intrinsically safe miner lamp |
| CN106230128A (en) * | 2016-07-26 | 2016-12-14 | 浙江华彩光电科技有限公司 | Wireless charging device under wireless charging system and ore deposit under a kind of multi-functional ore deposit |
| CN209068372U (en) * | 2018-12-20 | 2019-07-05 | 大同裕隆环保有限责任公司 | A kind of wireless lighting systems for channel of coal mining working surface |
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| Publication number | Publication date |
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| CN109442310A (en) | 2019-03-08 |
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Address after: 037024 No. 5, Yanxin street community, Yongdingzhuang street, Yungang District, Datong City, Shanxi Province Applicant after: DATONG YULONG ENVIRONMENTAL PROTECTION Co.,Ltd. Address before: 037024 No.5 Yanxin street community, Yongdingzhuang street, mining area, Datong City, Shanxi Province Applicant before: DATONG YULONG ENVIRONMENTAL PROTECTION Co.,Ltd. |
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