CN201893614U - Intrinsically safe power transmission sub-station for coal mine - Google Patents

Intrinsically safe power transmission sub-station for coal mine Download PDF

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Publication number
CN201893614U
CN201893614U CN2010206608817U CN201020660881U CN201893614U CN 201893614 U CN201893614 U CN 201893614U CN 2010206608817 U CN2010206608817 U CN 2010206608817U CN 201020660881 U CN201020660881 U CN 201020660881U CN 201893614 U CN201893614 U CN 201893614U
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CN
China
Prior art keywords
housing
colliery
power transmission
electric power
module
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
Application number
CN2010206608817U
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Chinese (zh)
Inventor
程新宇
叶平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI UCAN AUTOMATION EQUIPMENT CO Ltd
Original Assignee
SHANGHAI UCAN AUTOMATION EQUIPMENT CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Priority to CN2010206608817U priority Critical patent/CN201893614U/en
Application granted granted Critical
Publication of CN201893614U publication Critical patent/CN201893614U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses

Abstract

The utility model relates to the field of power monitoring, in particular to a sub-station. An intrinsically safe power transmission sub-station for a coal mine comprises a shell body; a power monitoring device is arranged in the shell body, and comprises a power module, an optical fiber module which is connected with an external monitoring center and a communication module which is connected with a sub-machine; the optical fiber module and the communication module are respectively connected with a microprocessor system; and the microprocessor system is connected with a monitor. Because the technical scheme is adopted, a power transmission monitoring system established by the utility model can improve the safety factory of production in the underground coal mine, so that the waste of human resources is reduced, and the real-time monitoring and the automatic control of equipment operation in the underground coal mine are realized.

Description

Substation is transmitted with essential safe type electric power in the colliery
Technical field
The utility model relates to the power monitoring field, relates in particular to a kind of substation.
Background technology
Along with building a harmonious society and being rooted in the hearts of the people of Scientific Outlook on Development theory, people constantly strengthen the consciousness of trouble free service, particularly the safety in the engineering construction especially can not be relaxed, such as the colliery industry, the normally used mechanical power energy meter of the electric power monitoring system of colliery industry is affected by environment bigger, temperature, humidity, inclination all influence the normal use of measuring equipment, have brought very big difficulty to ground monitoring.Along with the fast development of electronic information technology, the electric equipment security monitoring management work in colliery also needs electronization, automation, informationization, and existing electric energy metrical technology has not satisfied the demand of colliery industry.
The utility model content
The purpose of this utility model is to provide a kind of colliery with essential safe type electric power transmission substation, to solve the problems of the technologies described above.
The technical problem that the utility model solved can realize by the following technical solutions:
Substation is transmitted with essential safe type electric power in the colliery, comprise a housing, it is characterized in that, be provided with an electric force monitoring apparatus in the described housing, described electric force monitoring apparatus comprises a power module, an optic module that is connected with the outer monitoring center, a communication module that is connected with handset, described optic module is connected a microprocessor system respectively with described communication module, and described microprocessor system connects a display.
The power module of the utility model electric force monitoring apparatus is given optic module, communication module, microprocessor system and monitor power supply respectively; Communication module can be connected with the handset under the coal mine; handset can be a protector; communication module is gathered the monitor message of handset transmission; and be transferred to the microprocessor system; the microprocessor system is transferred to the ground monitoring center with this monitor message by optic module; real-time being presented in the display simultaneously is so that check.After monitor message is received at the ground monitoring center, can carry out subsequent control.The utility model is as the bridge between the handset under outer monitoring center and the coal mine, can be used under the coal mine or the ground harsh and unforgiving environments, Coal Mining Power Distribution System is implemented integrated real-time monitoring, realize electric substation's unattended operation or few people on duty, the minimizing accident takes place, and shortens fault handling time.
Described housing is provided with at least one optical fiber interface, and described optical fiber interface connects described optic module.The utility model is by optical fiber interface and other electric power transfer substation or the grafting of switch employing optical fiber, and is easy to use.
Described housing is provided with at least one communication interface, and described communication interface connects described communication module.Described communication interface adopts the RS458 communication interface.The utility model adopts signal wire connecting by communication interface and other down-hole handset, and is easy to use.
Described housing is provided with a power input interface, and described power input interface connects described power module.
Described housing is provided with a loam cake that removably connects, and the described cap surface of going up is provided with a transparent observation window, and described display is arranged on described observation window below.See through observation window and can check the displaying contents of display, observation window can effectively protect display to avoid destroying.
Described housing adopts screw fastening-type structure to be connected with described loam cake.By knockout screw, can unload loam cake from housing, make things convenient for the maintenance and the inspection of equipment in the housing.
Described display adopts LCD.LCD can show the information such as voltage, electric current and electric weight of handset, adopts the LCD energy-conserving and environment-protective, and can significantly reduce installing space.
Cover on described and be provided with button, described button connects described microprocessor system.The user can the switching display displaying contents by button.
Beneficial effect: owing to adopt technique scheme, adopt the electric power transfer supervisory control system of the utility model foundation, can improve the coefficient of safety of colliery downhole production; Reduce waste of manpower resource; Realize the real-time monitoring and the automation control of equipment operation under the coal mine.
Description of drawings
Fig. 1 is an external structure schematic diagram of the present utility model;
Fig. 2 is an internal circuit schematic diagram of the present utility model;
Fig. 3 is a kind of embodiment schematic diagram of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3, substation is transmitted with essential safe type electric power in the colliery, comprise housing 1, be provided with electric force monitoring apparatus in the housing 1, with reference to Fig. 2, electric force monitoring apparatus comprises power module 21, an optic module 22 that is connected with the outer monitoring center, communication module 23, and optic module 22 is connected microprocessor system 24 respectively with communication module 23, and microprocessor system 24 connects display 25.Display 25 adopts LCD.LCD can show the information such as voltage, electric current and electric weight of handset, adopts the LCD energy-conserving and environment-protective, and can significantly reduce installing space.The power module 21 of the utility model electric force monitoring apparatus is given optic module 22, communication module 23, microprocessor system 24 and display 25 power supplies respectively; Communication module 23 can be connected with the handset under the coal mine; handset can be a protector; communication module 23 is gathered the monitor message of handset transmission; and be transferred to microprocessor system 24; microprocessor system 24 is transferred to the ground monitoring center with this monitor message by optic module 22; real-time being presented in the display 25 simultaneously is so that check.After monitor message is received at the ground monitoring center, can carry out subsequent control.The utility model is as the bridge between the handset under outer monitoring center and the coal mine, can be used under the coal mine or the ground harsh and unforgiving environments, Coal Mining Power Distribution System is implemented integrated real-time monitoring, realize electric substation's unattended operation or few people on duty, the minimizing accident takes place, and shortens fault handling time.
With reference to Fig. 1, housing 1 is provided with at least one optical fiber interface 31, and optical fiber interface 31 connects optic module 22.The utility model adopts optical fiber to peg graft by optical fiber interface 31 and other electric power transfer substation or switch, and is easy to use.Housing 1 is provided with at least one communication interface 32, and communication interface 32 connects communication module 23.Communication interface 32 adopts the RS458 communication interface.The utility model adopts signal wire connecting by communication interface 32 and other down-hole handset, and is easy to use.Housing 1 is provided with power input interface 33, and power input interface 33 connects power module 21.Housing 1 is provided with the loam cake 11 that removably connects, and loam cake 11 surfaces are provided with transparent observation window 12, and display 25 is arranged on observation window 12 belows.The size of housing 1 (length * wide * height) is about 280mm * 320mm * 71mm, and weight is about 3.04kg.Observation window 12 sizes are about 100mm * 60mm, see through the displaying contents that observation window 12 can be checked display 25, and observation window 12 can effectively protect display 25 to avoid destroying.Housing 1 adopts screw fastening-type structure to be connected with loam cake 11.By knockout screw, can unload loam cake 11 from housing 1, make things convenient for the maintenance and the inspection of equipment in the housing 1.Loam cake 11 is provided with button 13, and button 13 connects microprocessor system 24.The user can switching display 25 displaying contents by button 13.
The utility model can adopt following technical parameter:
1) power module 21: adopt direct current 12V power supply; The 900mA maximum operating currenbt;
2) transmission of electric force monitoring apparatus and protector: housing 1 is provided with two RS458 communication interfaces, and two RS485 communication interfaces are connected with two protectors respectively by communication cable; The parameter of communication interface 32 is as follows:
Transmission means: master-slave mode, half-duplex, RS485, bipolarity;
Transmission rate: 9600bit/s;
(adopt the mining shielding communication cable of MHYVRP, cross-sectional area of conductor is not less than 1.5mm to transmission range: 2km 2);
Signal parameter: transmission signals operating voltage peak-to-peak value: 1V~13V.
3) transmission of electric force monitoring apparatus and ground switch or other electric force monitoring apparatus: housing 1 is provided with 31, three optical fiber interfaces 31 of three optical fiber interfaces and is connected with the ground switch by optical cable; The parameter of optical fiber interface 31 is as follows:
Interface mode: SC;
Transmission means: two fine, the ICP/IP protocol transmission of single mode;
Transmission rate: 100Mbps;
Output optical power :-15dBm~0dBm (wavelength 1310nm);
Receive luminous sensitivity :-30dBm (wavelength 1310nm);
Transmission range: 10km (use the MGTSV colliery with fire-retardant communication single mode fiber cable, total 8 of optical fiber contact, wherein the hot melt contact is 4,2 of cold cut contacts, 2 of movable contacts) farthest.
4) environment for use: the utility model is applicable to the hazardous area with methane and coal-dust explosion admixture of gas; The place of the corrosive gas of no steam or destruction metal and insulating material; There is not the environment that significantly shakes with the severe impact vibration:
Ambient temperature: 0 ℃~+ 40 ℃;
Relative humidity :≤95% (+25 ℃ time);
Atmospheric pressure: 80kPa~106kPa.
With reference to Fig. 3; a kind of embodiment of the present utility model adopts following electric power monitoring system: in the electric power monitoring system, be provided with a tread switch; substation is transmitted with essential safe type electric power in three collieries, and every colliery connects two protectors with essential safe type electric power transmission substation.The electric power monitoring system operation principle: protector be arranged under the coal mine or the ground harsh and unforgiving environments in; protector is gathered the various signal parameters and the protection information of switch; deliver to the colliery by communication cable and transmit substation with essential safe type electric power, the colliery will upload to the ground switch with essential safe type electric power transmission substation in the set of signals.
The colliery is applicable to the hazardous area that gas and coal-dust explosion are arranged under the coal mine with essential safe type electric power transmission substation, as communicating by letter of intelligent computer integrated protection or intelligent digital harvester and ground monitoring center.The colliery sends the various electric parameters of intelligent computer integrated protection or the monitoring of intelligent digital harvester to ground monitoring center industrial computer with essential safe type electric power transmission substation; the control command (order divides, closes a floodgate) that while is sent industrial computer; and the terminal installation parameter setting instruction sent to intelligent computer integrated protection or intelligent digital harvester; carry out the order of industrial computer, realize automatically-monitored purpose.
When installation and debugging the utility model, should note:
1) housing 1 adopts trip bolt to install and wants firm, the position is proper, is easy to dismounting and uncaps operation; Housing 1 protective earth is wanted good earth; Strong vibration and bump stopped and avoided to transportation, unpacking reaching in the installation process.
2) checked before installing whether the utility model is damaged, and whether all screws are loosening, must be adjusted or change if any finding when transportation.
3) before installing, must meet actual instructions for use of the present utility model.
When 4) installing the utility model, should be arranged on and be convenient to that personnel observe, maintenance, and the environment supporting good, do not have drip, in the intake of no-sundries or the chamber or hang in the tunnel.
5) carry out fitting operation according to the pertinent regulations of " safety regulations in coal mine ".
6) when using and keep in repair the utility model, must not change model, specification and the parameter thereof of intrinsic safety and the electric component relevant with intrinsically safe circuit.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (9)

1. substation is transmitted with essential safe type electric power in the colliery, comprise a housing, it is characterized in that, be provided with an electric force monitoring apparatus in the described housing, described electric force monitoring apparatus comprises a power module, an optic module that is connected with the outer monitoring center, a communication module that is connected with handset, described optic module is connected a microprocessor system respectively with described communication module, and described microprocessor system connects a display.
2. colliery according to claim 1 is characterized in that with essential safe type electric power transmission substation described housing is provided with a loam cake that removably connects, and the described cap surface of going up is provided with a transparent observation window, and described display is arranged on described observation window below.
3. colliery according to claim 2 is characterized in that with essential safe type electric power transmission substation described housing adopts screw fastening-type structure to be connected with described loam cake.
4. colliery according to claim 1 is characterized in that with essential safe type electric power transmission substation described display adopts LCD.
5. transmit substation according to claim 1,2,3 or 4 described collieries with essential safe type electric power, it is characterized in that described housing is provided with at least one optical fiber interface, described optical fiber interface connects described optic module.
6. colliery according to claim 5 is characterized in that with essential safe type electric power transmission substation described housing is provided with at least one communication interface, and described communication interface connects described communication module.
7. colliery according to claim 6 is characterized in that with essential safe type electric power transmission substation described communication interface adopts the RS458 communication interface.
8. colliery according to claim 6 is characterized in that with essential safe type electric power transmission substation described housing is provided with a power input interface, and described power input interface connects described power module.
9. colliery according to claim 8 is characterized in that with essential safe type electric power transmission substation, covers on described and is provided with button, and described button connects described microprocessor system.
CN2010206608817U 2010-12-15 2010-12-15 Intrinsically safe power transmission sub-station for coal mine Expired - Fee Related CN201893614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206608817U CN201893614U (en) 2010-12-15 2010-12-15 Intrinsically safe power transmission sub-station for coal mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206608817U CN201893614U (en) 2010-12-15 2010-12-15 Intrinsically safe power transmission sub-station for coal mine

Publications (1)

Publication Number Publication Date
CN201893614U true CN201893614U (en) 2011-07-06

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Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102324678A (en) * 2011-07-13 2012-01-18 煤炭科学研究总院 Connecting method for mining signal cable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102324678A (en) * 2011-07-13 2012-01-18 煤炭科学研究总院 Connecting method for mining signal cable
CN102324678B (en) * 2011-07-13 2014-02-26 煤炭科学研究总院 Connecting method for mining signal cable

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110706

Termination date: 20171215

CF01 Termination of patent right due to non-payment of annual fee