CN203617734U - Mine explosion-proof intrinsic-safety-type uninterrupted power source - Google Patents
Mine explosion-proof intrinsic-safety-type uninterrupted power source Download PDFInfo
- Publication number
- CN203617734U CN203617734U CN201320681071.3U CN201320681071U CN203617734U CN 203617734 U CN203617734 U CN 203617734U CN 201320681071 U CN201320681071 U CN 201320681071U CN 203617734 U CN203617734 U CN 203617734U
- Authority
- CN
- China
- Prior art keywords
- module
- battery
- control module
- intrinsic
- intrinsic safety
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a mine explosion-proof intrinsic-safety-type uninterrupted power source and relates to a mine explosion-proof intrinsic-safety-type power supply device. The power source is composed of a charger, a battery management system, a lithium iron phosphate battery and an intrinsic-safety processing module. The battery management system includes a master control module; and a display module, a collecting module and a press key module connected with the master control module separately. The master control module includes an MCU controller; and a converting circuit, a 485 communication circuit, an AC detection circuit and a management chip connected with the MCU controller separately. Mining 127V alternating current is connected to the AC detection circuit through the charger. The converting circuit is connected with the intrinsic-safety processing module. The lithium iron phosphate battery is connected with the collection module. The mine explosion-proof intrinsic-safety-type uninterrupted power source has an advantage of being capable of providing reliable and stable power for different communication devices and power equipment in an underground coal mine, capable of realizing DC 12V and 24V output and capable of maintaining uninterrupted power supply. The power management system can monitor working status of the battery and has functions of overcharge protection, over-discharge protection, temperature protection and the like.
Description
Technical field
The utility model relates to a kind of mine explosion-suppression and intrinsic safety type power supply unit, and specifically a kind of mine explosion-suppression and intrinsic safety type uninterrupted power supply is particularly suitable in the environment containing explosion hazards such as gas, coal dusts, using under coal mine.
Background technology
At present, the underground power supply used equipment of China's coal-mine is progressively adopting the configuration of flame proof or intrinsic safety type, but because flame proof or intrinsic safety type equipment are all the Sealing Arrangements of steel shell, just seldom opens internal components repair and replacement difficulty once sealing.Once generation mains power failure, in the situation that there is no back-up source, the caused communication of power failure and communication interrupt quite serious on the impact of production operation under coal mine.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the utility model provides a kind of mine explosion-suppression and intrinsic safety type uninterrupted power supply; While realizing under coal mine primary power source de-energizes, underground mobile equipment can move continually and steadily, guarantees communication and information stability transmission under coal mine.
The utility model is realized with following technical scheme: a kind of mine explosion-suppression and intrinsic safety type uninterrupted power supply, formed by stuffing box and the power circuit being arranged in stuffing box, described power circuit comprises charger, battery management system, ferric phosphate lithium cell and intrinsic safety processing module, described battery management system comprises main control module, be connected the display module for showing battery pack essential information with main control module, be connected with main control module and be used for battery voltage, charging current, discharging current, monomer voltage, the acquisition module that battery temperature parameter gathers, be connected the key-press module switching for display interface with main control module, described main control module comprises MCU controller, be connected the galvanic change-over circuit of 24V of processing the non-intrinsic safety of output for rectification, filtering, voltage stabilizing with MCU controller, 485 telecommunication circuits that are connected with MCU controller, the AC detection circuit being connected with MCU controller, is connected the managing chip that is used for the data that receive acquisition module collection with MCU controller, mining 127V alternating current is connected with AC detection circuit by charger, and change-over circuit is connected with intrinsic safety processing module, and ferric phosphate lithium cell is connected with acquisition module.
The beneficial effects of the utility model are: for various communication equipments, power equipment under coal mine provide reliable and stable power supply, can realize direct current 12V, 24V output, maintain uninterrupted power supply; Battery management system can monitoring battery operating state; there is the functions such as over-charge protective, Cross prevention, temperature protection; both can when disconnecting because of fault, main power source maintain power supply; can manage battery again, for the uninterrupted operation of the monitoring equipment under coal mine and information transmission equipment provides reliable power supply guarantee.
Accompanying drawing explanation
Fig. 1 is the uninterrupted schematic block circuit diagram of the utility model;
Fig. 2 is the uninterrupted battery management system line graph of the utility model;
Fig. 3 is the utility model uninterrupted power supply intrinsic safety processing module schematic diagram.
Embodiment
As shown in Figure 1, mine explosion-suppression and intrinsic safety type uninterrupted power supply has a stuffing box and is arranged on the power circuit in stuffing box; Described power circuit comprises charger U1, battery management system U2, ferric phosphate lithium cell U3 and intrinsic safety processing module U4.Stuffing box is metal or nonmetal making, and has flame proof character and meets the casing of coal mine downhole safety rules.
As shown in Figure 2, battery management system is made up of following 4 modules:
1) acquisition module: U3 is connected with battery, is mainly used in battery voltage, charging current, and discharging current, monomer voltage, battery temperature parameter gathers.Conventionally adopt the mode of isolation processing.(except temperature signal)
2) main control module: acquisition module is delivered to managing chip CN3052A the voltage, electric current, the temperature data that collect, CN3052A realize by the processing of MCU controller monomer battery voltage cross put, over-charge protective, cell electric current overcharges, Cross prevention, short-circuit protection, overheat protector, equalizing charge control function; Exchange test section and be connected with U1, in the time that extraneous alternating current is received main control module, MCU controller checks battery electric quantity, in the time that electric weight is not enough, charges the battery, and in the time that battery electric quantity is full, stops charging; Change-over circuit part is connected with U4, has rectification, filtering, voltage stabilizing function, exports non-peace 24V voltage and passes to intrinsic safety processing module; 485 communications portion are for communicating by letter with display module, key-press module, and when voltage, electric current, to occur that abnormal or communication occurs abnormal, and MCU say the word display module, key-press module, realize warning.
3) display module: be mainly used in showing some essential informations of battery pack, comprise nominal voltage, capacity, compound mode, the cut-ff voltage that cell discharges and recharges, charging current, discharging current.
4) key-press module: the switching that is mainly used in display interface; In the time of electric current or electric voltage exception, red lamp flass is reported to the police; In the time of communication abnormality, the glittering warning of amber light.
Acquisition module passes through C-, D-, and P+ is connected with main control module; Display module, key-press module couple together by 485 order wires; Display module and key-press module couple together by holding wire.
As shown in Figure 3, intrinsic safety processing module is mainly made up of 2 parts, change-over circuit and intrinsic safety treatment circuit, and in change-over circuit, alternating current, by high frequency transformer T1A, rectifier diode HER108, changes into direct current after HER304 rectifying and voltage-stabilizing; Intrinsic safety is processed and is mainly comprised control chip TLE2124ACD, triode 120N06, and control chip is mainly to realize expanding stream, diffusion function, and in the time that electric current, voltage reach protection point, triode disconnects, and cuts off output, realizes protection.
The course of work: mining 127V alternating current enters battery management system U2 by charger U1, battery management system U2 processes the 24V direct current of the non-intrinsic safety of output by rectification, filtering, the voltage stabilizing of change-over circuit, 24V direct current, by isolation, the step-down processing of intrinsic safety processing module U4, is exported 12V, the 24V intrinsic safety direct current of intrinsic safety and is powered to external equipment; Change-over circuit is connected with intrinsic safety processing module U4, and ferric phosphate lithium cell U3 is connected with acquisition module.If there is main power source power down accident, intrinsic safety processing module U4 switches by battery management system U2 completing circuit, utilizes charge circuit electric discharge at ordinary times, maintain external direct current output, until after mains power failure is excluded and restores electricity, just switch back, reenter charged state.Battery management system U2 realizes by inner battery management chip functions such as gathering electric current, single-unit voltage, balanced control.
Claims (2)
1. a mine explosion-suppression and intrinsic safety type uninterrupted power supply, formed by stuffing box and the power circuit being arranged in stuffing box, it is characterized in that: described power circuit comprises charger (U1), battery management system (U2), ferric phosphate lithium cell (U3) and intrinsic safety processing module (U4), described battery management system (U2) comprises main control module, be connected the display module for showing battery pack essential information with main control module, be connected with main control module and be used for battery voltage, charging current, discharging current, monomer voltage, the acquisition module that battery temperature parameter gathers, be connected the key-press module switching for display interface with main control module, described main control module comprises MCU controller, be connected the galvanic change-over circuit of 24V of processing the non-intrinsic safety of output for rectification, filtering, voltage stabilizing with MCU controller, 485 telecommunication circuits that are connected with MCU controller, the AC detection circuit being connected with MCU controller, is connected the managing chip that is used for the data that receive acquisition module collection with MCU controller, mining 127V alternating current is connected with AC detection circuit by charger (U1), and change-over circuit is connected with intrinsic safety processing module (U4), and ferric phosphate lithium cell (U3) is connected with acquisition module.
2. mine explosion-suppression and intrinsic safety type uninterrupted power supply according to claim 1, is characterized in that: described stuffing box is metal or nonmetal making, and has flame proof character and meets the casing of coal mine downhole safety rules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320681071.3U CN203617734U (en) | 2013-10-30 | 2013-10-30 | Mine explosion-proof intrinsic-safety-type uninterrupted power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320681071.3U CN203617734U (en) | 2013-10-30 | 2013-10-30 | Mine explosion-proof intrinsic-safety-type uninterrupted power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203617734U true CN203617734U (en) | 2014-05-28 |
Family
ID=50770356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320681071.3U Expired - Fee Related CN203617734U (en) | 2013-10-30 | 2013-10-30 | Mine explosion-proof intrinsic-safety-type uninterrupted power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203617734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994730A (en) * | 2019-12-20 | 2020-04-10 | 中信重工开诚智能装备有限公司 | Colliery is autonomic mobile device charging device and control system in pit |
-
2013
- 2013-10-30 CN CN201320681071.3U patent/CN203617734U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994730A (en) * | 2019-12-20 | 2020-04-10 | 中信重工开诚智能装备有限公司 | Colliery is autonomic mobile device charging device and control system in pit |
| CN110994730B (en) * | 2019-12-20 | 2024-01-26 | 中信重工开诚智能装备有限公司 | Colliery is autonomous mobile equipment charging device in pit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202602134U (en) | Portable DC system load transfer auxiliary tank | |
| CN105576776A (en) | Lithium ion storage battery power and communication DC power system | |
| CN208401585U (en) | A kind of charge-discharge control circuit | |
| CN107947332B (en) | Vehicle-mounted mobile direct-current emergency power box | |
| CN206559134U (en) | Stand-by power supply discharge control device | |
| CN102684289B (en) | Large-capacity explosion-proof type uninterrupted power system | |
| CN205407350U (en) | Lithium ion battery electric power and for communication DC power supply system | |
| CN2894029Y (en) | Mine antiexplosive and safety uninterruption power source box | |
| CN203617734U (en) | Mine explosion-proof intrinsic-safety-type uninterrupted power source | |
| CN104333061B (en) | A kind of coal mine flame-proof type lithium battery starts power supply | |
| CN203983968U (en) | A kind of ferric phosphate lithium cell group baffle | |
| CN204144999U (en) | Mine explosion-suppression and intrinsic safety type lithium ion power supply | |
| CN202602351U (en) | Time sharing power supply energy storage system for residence | |
| CN204205645U (en) | A kind of coal mine flame-proof type lithium battery starts power supply | |
| CN201975854U (en) | Flame-proof and intrinsically safe type uninterrupted mining power supply | |
| CN212033828U (en) | Mining flameproof and intrinsically safe uninterrupted voltage-stabilized power supply | |
| CN103904776A (en) | Intelligent power distribution room power system | |
| CN202678741U (en) | Explosion-proof type uninterrupted large-capacity power supply and explosion suppression cavity thereof | |
| CN209088616U (en) | Complete low pressure energy-storage power supplying apparatus | |
| CN202679052U (en) | High-capacity explosion-proof type uninterruptible power supply system and explosion-proof cavity | |
| CN202395492U (en) | Mine-use explosion-proof type uninterruptible power supply | |
| CN214255828U (en) | Mining explosion-proof and intrinsically safe multi-path direct-current voltage-stabilizing uninterruptible power supply | |
| CN104821626A (en) | Rechargeable battery pack, charger, and charge control method | |
| CN203225582U (en) | Mining flame-proof and intrinsically safe high capacity uninterrupted power source | |
| CN204089338U (en) | Intelligent power distribution room power-supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20151030 |
|
| EXPY | Termination of patent right or utility model |