CN103037647B - Optical fiber type mining flame-proof type remote control device - Google Patents
Optical fiber type mining flame-proof type remote control device Download PDFInfo
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- CN103037647B CN103037647B CN201210530470.XA CN201210530470A CN103037647B CN 103037647 B CN103037647 B CN 103037647B CN 201210530470 A CN201210530470 A CN 201210530470A CN 103037647 B CN103037647 B CN 103037647B
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Abstract
The invention provides an optical fiber type mining flame-proof type remote control device aiming at the shortcomings that an existing cable type mining flame-proof box can easily produce arc spark, is complex in wiring arrangement and single in function, and the like. The optical fiber type mining flame-proof type remote control device comprises a flame-proof penal, a box body and cable connector, an induction type button unit, an induction type shift switch unit, a liquid crystal display unit, an optical fiber connector and a photoelectric signal processing and switching unit. The optical fiber type mining flame-proof type remote control device has the advantages that the situation that arc spark is produced when a traditional button is pressed is completely avoided, operation of equipment in a pit can be controlled closely and in real time and also can be controlled remotely from a monitor room above the pit, and operating personnel in the pit can conveniently know actual operation situations in pit area and carry out right and timely operation aiming at emergency problems in the pit. Due to the fact that optical fibers are adopted to be a connection way between an operation platform and ground control, interference of complex environment in the pit to signals is reduced to the maximum limit. Besides, optical fiber type mining flame-proof type remote control device is far in transmission distance of optical fiber communication in the pit, low in signal loss and little power consumption, and wiring arrangement is convenient and fast.
Description
Technical field
The present invention relates to a kind of long distance electric control technology field, be specifically related to a kind of optical fiber type flame-proof mine long-distance monitorng device.
Background technology
At present, the drived control of the down-hole electric equipment used in the underground work of coal mining usually adopt underground site to control and aboveground central station of floating dock Long-distance Control both take into account and the control mode that can mutually change.Because underground coal mine contains flammable explosive gas, according to country and relevant industries regarding safety laws and regulations requirement, in industry, the on-the-spot drived control of down-hole electric equipment generally adopts traditional cable type flameproof button case.The control principle of this traditional flameproof button case is: first, the button touching this Flameproof box produces the signal of telecommunication, by the cable that is connected with Flameproof box described electrical signal transfer given the control cubicle in aboveground remote ground central station of floating dock subsequently, performed the switching point signal come from down-hole cable transmission again by control cubicle, realize the driving or out of service of being switched on or switched off of the main circuit power of down-hole electric equipment, down-hole electric equipment.There is following drawback in this control mode: easily occurs arc spark when one, actuation button produces the signal of telecommunication, more easily blast under the environment of down-hole high concentration explosion hazard gases, although described blast can be controlled the narrow range within control cabinet by Flameproof box, concerning safety in production, still there is certain danger; , two, adopt cable to connect to need to lay a large amount of multi-core sheathed cables with the mode of transmission, especially control from down-hole on-the-spot deliver to remote ground central station of floating dock at least hundreds of rice the cable system of km at most, the difficulty that laying is all suitable with maintenance; Three, aboveground monitoring and downhole production disconnect, field operation person cannot know the operation conditions of equipment on the one hand, aboveground supervisor does not know the actual production situation of down-hole on the other hand, only that the signal that down-hole is passed back is operated passively, one " blind control " state is in the control of electric equipment, is unfavorable for the management to equipment safety operation.Therefore, need to provide a kind of and can meet coal mine downhole safety, flame proof, be convenient to installation and maintenance, remote equipment service data can be recognized in real time again, carry out watch-dog that is on-the-spot or Long-distance Control, change this " blind control " state when existing underground coal mine tradition adopts flameproof button case, realize on-the-spot remote equipment is run of down-hole mining and control and the IT application goal of safety management.
Summary of the invention
Easily produce arc spark for existing mine explosion-suppression case, easily cause production safety dangerous, Flameproof box is only the switch-box of function singleness, can not implement to show current environment, equipment state, near-earth Long-distance Control cannot be realized, the signal of telecommunication easily disturbed by environmental factor when downhole transmitted and the loss of the signal of telecommunication greatly wait downhole safety produce a difficult problem, the invention provides a kind of optical fiber type flame-proof mine long-distance monitorng device, its concrete structure is: a kind of optical fiber type flame-proof mine long-distance monitorng device, comprise flame proof panel 1, casing 7 and cable interface 81, wherein, flame proof panel 1 is removably connected with casing 7, described cable interface 81 is arranged on the sidewall of casing 7, its flame proof panel 1 is provided with induction type pushbutton unit, induction type diverter switch unit, liquid crystal display, casing 7 sidewall is provided with optical fiber interface 82, antinose-dive leg 71 and casing liner plate 72 is provided with in casing 7, the bottom of casing 7 cavity is connected with casing liner plate 72 by antinose-dive leg 71, casing liner plate 72 is fixed with Photoelectric Signal Processing and converting unit, described Photoelectric Signal Processing is connected with optical cable with the cable of down-hole with optical fiber interface 82 respectively by cable interface 81 with converting unit, Photoelectric Signal Processing and converting unit are also connected with induction type pushbutton unit, induction type diverter switch unit, liquid crystal display respectively, be specially: the medial surface of flame proof panel 1 is provided with inductor base plate 2, inductor mount holder 3, by inductor mount holder 3, flame proof panel 1 and inductor base plate 2 linked together.
Described induction type pushbutton unit, be made up of inductor excitation module and inductosyn 40, wherein, play and excite the inductor excitation module of induced signal effect to be arranged on flame proof panel 1, inductosyn 40 is arranged on inductor base plate 2, the medial surface of inductor excitation module is right against the end face of inductosyn 40, and the distance between inductor excitation module and inductosyn 40 is H1; When inductor excitation module be touched and close to inductosyn 40 time, inductosyn 40 produces induced signal and passes to Photoelectric Signal Processing and converting unit; Wherein, described pushbutton unit is sealed copper sheathing 45, alignment pin 46 and inductive rod 47 formed by push-button socket 41, button cap 42, button spindle 43, spring 44, pushbutton unit; Wherein, push-button socket 41 is provided with the hollow circular tube of annular projection block for sidewall top; Pushbutton unit sealing copper sheathing 45 is the pipe of hollow; Button cap 42 is the cylinder matched with the through hole of push-button socket 41; Button cap 42 is connected with one end of cylindric button spindle 43, the other end of button spindle 43 is provided with inductive rod 47, the sidewall of the button spindle 43 near inductive rod 47 one end is provided with alignment pin 46, and on the button spindle 43 of button cap 42 to alignment pin 46, cover has spring 44 and pushbutton unit sealing copper sheathing 45 successively; Described pushbutton unit sealing copper sheathing 45 is fixed in the through hole of push-button socket 41, and described push-button socket 41 is fixed on flame proof panel 1.
Described induction type diverter switch unit, is made up of a rotatable inductor excitation module and two diverter switch inductosyns 50; Wherein, described rotatable inductor excitation module is arranged on flame proof panel 1, and rotatable inductor excitation module is sealed copper sheathing 54, stub 55 and inductive head 56 formed by knob base 51, knob 52, rotation axis 53, diverter switch; Wherein, the middle part of described knob base 51 is provided with through hole, diverter switch sealing copper sheathing 54 is provided with in through hole, described diverter switch sealing copper sheathing 54 center has the circular hole run through, rotation axis 53 is provided with in described circular hole, rotation axis 53 end winding support is outwardly connected with knob 52, the connection that rotation axis 53 the other end is vertical with one end of stub 55 and fixing, and described stub 55 other end is provided with the inductive head 56 that diverter switch inductosyn 50 can be caused to produce signal; During use, turning knob 52 drives inductive head 56 to do the rotation of respective direction, and knob 52 stops at left end point E place to the anticlockwise end of to, and knob 52 stops at right endpoint F place to the right rotation end of to.
Described diverter switch inductosyn 50 is arranged on inductor base plate 2, and one of them diverter switch inductosyn 50 is right against knob 52 and rotates to the position residing for inductive head 56 during left end point E place; Another diverter switch inductosyn 50 is right against knob 52 and rotates to the position residing for inductive head 56 during right endpoint F place; Distance between the inductive head 56 of inductor excitation module and diverter switch inductosyn 50 is H2.
Described Photoelectric Signal Processing and converting unit, be made up of DC power source unit 61, inductosyn interface unit 62, central processor unit 63, display unit interface 64 and network switch unit 65; Wherein, described one end of DC power source unit 61 is connected with the external power source in mine, and the other end of DC power source unit 61 is connected with network switch unit 65 with inductosyn interface unit 62, central processor unit 63, display unit interface 64 respectively and powers; The side of described inductosyn interface unit 62 is connected with the diverter switch inductosyn 50 in the inductosyn 40 in induction type pushbutton unit and induction type diverter switch unit respectively, the opposite side of inductosyn interface unit 62 is connected with network switch unit 65 through central processor unit 63, the induced signal that self-inducting transducer 40 or diverter switch inductosyn 50 are sent after central processor unit 63 processes unidirectional delivery to network switch unit 65; Described central processor unit 63 detects the induced signal that diverter switch inductosyn 50 transmits, and is confirmed whether convert inductosyn 40 signal to control signal and pass to aboveground machine room through network switch unit 65; The one end of playing the network switch unit 65 of photoelectric signal transformation function is connected with the optical fiber in mine through optical fiber interface 82, the other end of network switch unit 65 is connected with liquid crystal display by display unit interface 64, changes from the outside light signal come that transmits and is presented on liquid crystal display through display unit interface 64.
Beneficial effect of the present invention has:
Arc spark when 1, adopting induction button thoroughly to avoid conventional button switch, further increases the coefficient of safety of explosion-protection equipment;
2, adopt induction type diverter switch, make this product both can control the operation of underground equipment in real time by near-earth, also can carry out long-range unifiedly to control by aboveground Control Room, make the mode safety of control operation, flexibly;
3, adopt the design of explosion-resistant display module, be more conducive to the actual job situation that underground operators understands wellblock, can make for down-hole bursting problem better and correctly operating timely;
4, adopt optical fiber as job platform and ground control connected mode, reduce down-hole complex environment to greatest extent to the interference of signal, in addition, long transmission distance, the loss of signal of downhole optic fiber communication be extremely low, it is convenient to connect up, and to little power consumption, be the development trend of downhole communication and control system.
Accompanying drawing explanation
Fig. 1 is structure chart of the present invention.
Fig. 2 is the D-D cutaway view of Fig. 1.
Fig. 3 is the A-A cutaway view of the induction type pushbutton unit in left side in Fig. 1.
Fig. 4 is the B-B cutaway view of induction type diverter switch unit in Fig. 1.
Fig. 5 is circuit structure block diagram of the present invention.
Fig. 6 is liquid crystal display schematic perspective view in Fig. 1.
Fig. 7 is the C-C cutaway view of liquid crystal display in Fig. 1.
Sequence number in figure is: flame proof panel 1, inductor base plate 2, inductor mount holder 3, inductosyn 40, push-button socket 41, button cap 42, button spindle 43, spring 44, pushbutton unit sealing copper sheathing 45, alignment pin 46, inductive rod 47, diverter switch inductosyn 50, knob base 51, knob 52, rotation axis 53, diverter switch sealing copper sheathing 54, stub 55, inductive head 56, ring baffle 57, DC power source unit 61, inductosyn interface unit 62, central processor unit 63, display unit interface 64, network switch unit 65, casing 7, antinose-dive leg 71, casing liner plate 72, cable interface 81, optical fiber interface 82, visual windows seat 91, step 92, " return " the flame retardant rubber backing plate 93 of shape, toughened glass block 94, " return " the red copper pad 95 of shape, " return " briquetting 96 of shape, liquid crystal display 97, pressing plate 98.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
See Fig. 1 to Fig. 3, a kind of optical fiber type flame-proof mine long-distance monitorng device, comprise flame proof panel 1, casing 7 and cable interface 81, wherein, flame proof panel 1 is removably connected with casing 7, described cable interface 81 is arranged on the sidewall of casing 7, its flame proof panel 1 is provided with induction type pushbutton unit, induction type diverter switch unit, liquid crystal display, casing 7 sidewall is provided with optical fiber interface 82, antinose-dive leg 71 and casing liner plate 72 is provided with in casing 7, the bottom of casing 7 cavity is connected with casing liner plate 72 by antinose-dive leg 71, casing liner plate 72 is fixed with Photoelectric Signal Processing and converting unit, described Photoelectric Signal Processing is connected with optical cable with the cable of down-hole with optical fiber interface 82 respectively by cable interface 81 with converting unit, Photoelectric Signal Processing and converting unit are also connected with liquid crystal display with induction type pushbutton unit, induction type diverter switch unit respectively, be specially: the medial surface of flame proof panel 1 is provided with inductor base plate 2, inductor mount holder 3, by inductor mount holder 3, flame proof panel 1 and inductor base plate 2 linked together,
Described induction type pushbutton unit, be made up of inductor excitation module and inductosyn 40, wherein, play and excite the inductor excitation module of induced signal effect to be arranged on flame proof panel 1, inductosyn 40 is arranged on inductor base plate 2, the medial surface of inductor excitation module is right against the end face of inductosyn 40, and the distance between inductor excitation module and inductosyn 40 is H1; When inductor excitation module be touched and close to inductosyn 40 time, inductosyn 40 produces induced signal and passes to Photoelectric Signal Processing and converting unit; Wherein, described pushbutton unit is sealed copper sheathing 45, alignment pin 46 and inductive rod 47 formed by push-button socket 41, button cap 42, button spindle 43, spring 44, pushbutton unit; Wherein, push-button socket 41 is provided with the hollow circular tube of annular projection block for sidewall top; Pushbutton unit sealing copper sheathing 45 is the pipe of hollow; Button cap 42 is the cylinder matched with the through hole of push-button socket 41; Button cap 42 is connected with one end of cylindric button spindle 43, the other end of button spindle 43 is provided with inductive rod 47, the sidewall of the button spindle 43 near inductive rod 47 one end is provided with alignment pin 46, and on the button spindle 43 of button cap 42 to alignment pin 46, cover has spring 44 and pushbutton unit sealing copper sheathing 45 successively; Described pushbutton unit sealing copper sheathing 45 is fixed in the through hole of push-button socket 41, and described push-button socket 41 is fixed on flame proof panel 1; See Fig. 1, Fig. 2 and Fig. 4, described induction type diverter switch unit, is made up of a rotatable inductor excitation module and two diverter switch inductosyns 50; Wherein, described rotatable inductor excitation module is arranged on flame proof panel 1, and rotatable inductor excitation module is sealed copper sheathing 54, stub 55 and inductive head 56 formed by knob base 51, knob 52, rotation axis 53, diverter switch; Wherein, the middle part of described knob base 51 is provided with through hole, diverter switch sealing copper sheathing 54 is provided with in through hole, described diverter switch sealing copper sheathing 54 center has the circular hole run through, rotation axis 53 is provided with in described circular hole, rotation axis 53 end winding support is outwardly connected with knob 52, the connection that rotation axis 53 the other end is vertical with one end of stub 55 and fixing, and described stub 55 other end is provided with the inductive head 56 that diverter switch inductosyn 50 can be caused to produce signal; During use, turning knob 52 drives inductive head 56 to do the rotation of respective direction, and knob 52 stops at left end point A place to the anticlockwise end of to, and knob 52 stops at right endpoint B place to the right rotation end of to.
Described diverter switch inductosyn 50 is arranged on inductor base plate 2, and one of them diverter switch inductosyn 50 is right against knob 52 and rotates to the position residing for inductive head 56 during left end point A place; Another diverter switch inductosyn 50 is right against knob 52 and rotates to the position residing for inductive head 56 during right endpoint B place; Distance between the inductive head 56 of inductor excitation module and diverter switch inductosyn 50 is H2.
See Fig. 5, described Photoelectric Signal Processing and converting unit, be made up of DC power source unit 61, inductosyn interface unit 62, central processor unit 63, display unit interface 64 and network switch unit 65; Wherein, described one end of DC power source unit 61 is connected with the external power source in mine, and the other end of DC power source unit 61 is connected with network switch unit 65 with inductosyn interface unit 62, central processor unit 63, display unit interface 64 respectively and powers; The side of described inductosyn interface unit 62 is connected with the diverter switch inductosyn 50 in the inductosyn 40 in induction type pushbutton unit and induction type diverter switch unit respectively, the opposite side of inductosyn interface unit 62 is connected with network switch unit 65 through central processor unit 63, the induced signal that self-inducting transducer 40 or diverter switch inductosyn 50 are sent after central processor unit 63 processes unidirectional delivery to network switch unit 65; Described central processor unit 63 detects the induced signal that diverter switch inductosyn 50 transmits, and is confirmed whether convert inductosyn 40 signal to control signal and pass to aboveground machine room through network switch unit 65; The one end of playing the network switch unit 65 of photoelectric signal transformation function is connected with the optical fiber in mine through optical fiber interface 82, the other end of network switch unit 65 is connected with liquid crystal display by display unit interface 64, changes from the outside light signal come that transmits and is presented on liquid crystal display through display unit interface 64.
During use, first judged the position of induction type diverter switch unit by central processor unit 63, confirm the state of a control of this device; When this device is in " near-earth " state of a control, when now pressing the button on induction type pushbutton unit, produce induced signal, this signal of telecommunication converts the command signal of light form to through Photoelectric Signal Processing and converting unit, by Optical Fiber Transmission to ground level control room, the startup cabinet controlled in ground level control room is switched on or switched off and runs towards the main power source of down-hole electric equipment, driving arrangement or stop; When this device is in " long-range " state of a control, the button pressed on induction type pushbutton unit cuts little ice; In addition, the state of subsurface environment and equipment is transmitted by optical fiber and is presented on liquid crystal display.
Described optical fiber type flame-proof mine long-distance monitorng device is provided with more than one induction type pushbutton unit, plural cable interface 81 and plural optical fiber interface 82; The scope of described H1 is the scope of 0.5mm ~ 10mm, H2 is 0.5mm ~ 4mm.
See Fig. 1, Fig. 2, Fig. 6 and Fig. 7, liquid crystal display is made up of the flame retardant rubber backing plate 93 of visual windows seat 91, " returning " shape, toughened glass block 94, the red copper pad 95 of " returning " shape, back-shaped briquetting 96, liquid crystal display 97 and pressing plate 98; Wherein, described flame proof panel 1 has rectangular opening, is mounted with visual windows seat 91 in described rectangular opening, the middle part of visual windows seat 91 outer surface is provided with through hole, and the middle part of visual windows seat 91 inner surface is provided with step 92; The inner side of step 92, the inner surface of visual windows seat 91 are mounted with the flame retardant rubber backing plate 93 of " returning " shape, housing shape and step 92 inside edge of the flame retardant rubber backing plate 93 of described " time " shape match, and the inside casing shape of the flame retardant rubber backing plate 93 of " returning " shape and the through hole of visual windows seat 91 match; The inner surface of the inner side of step 92, the flame retardant rubber backing plate 93 of " returning " shape is provided with the toughened glass block 94 matched with step 92 inside edge; The inner side of step 92, the inner surface of toughened glass block 94 are provided with the red copper pad 95 of " returning " shape, housing shape and step 92 inside edge of the red copper pad 95 of described " time " shape match, and the inside casing shape of the red copper pad 95 of " returning " shape and the through hole of visual windows seat 91 match; The inner surface of step 92 is provided with the briquetting 96 of " returning " shape, housing shape and step 92 outer ledge of the briquetting 96 of described " time " shape match, the through hole of the inside casing shape and visual windows seat 91 of " returning " briquetting 96 of shape matches, and the briquetting 96 of described " time " shape is connected with step 92; Pressing plate 98 is rectangular block, and the outer surface of described pressing plate 98 has the hole matched with liquid crystal display 97 bossing, described liquid crystal display 97 is placed in the cavity on pressing plate 98; The pressing plate 98 being mounted with liquid crystal display 97 is connected with the briquetting 96 of " returning " shape.
The briquetting 96 of described " time " shape is with bolts with step 92; Pressing plate 98 is with bolts with the briquetting 96 of " returning " shape.
Described DC power source unit 61 turns the power supply of DC24V for AC 127V that electric current limit is 2A; Described inductosyn interface unit 62, central processor unit 63, display unit interface 64 and network switch unit 65 all use direct current 24V; The model of described central processor unit 63 is CPU1212C, display unit interface 64 connect display model be KTP400, the model of network switch unit 65 is EDS-208A-M-ST.
The outer surface of described flame proof panel 1, the surrounding of knob 52 have been provided with the ring baffle 57 of protective action.
Described inductosyn 40 is inductance type transducer, and induced signal is inductance signal.
Claims (6)
1. an optical fiber type flame-proof mine long-distance monitorng device, comprise flame proof panel (1), casing (7) and cable interface (81), wherein, flame proof panel (1) is removably connected with casing (7), described cable interface (81) is arranged on the sidewall of casing (7), it is characterized in that, its flame proof panel (1) is provided with induction type pushbutton unit, induction type diverter switch unit, liquid crystal display, casing (7) sidewall is provided with optical fiber interface (82), Photoelectric Signal Processing and converting unit is provided with in casing (7) cavity, described Photoelectric Signal Processing is connected with optical cable with the cable of down-hole with optical fiber interface (82) respectively by cable interface (81) with converting unit, Photoelectric Signal Processing and converting unit are also connected with induction type pushbutton unit, induction type diverter switch unit, liquid crystal display respectively, are specially:
The medial surface of flame proof panel (1) is provided with inductor base plate (2), inductor mount holder (3), flame proof panel (1) and inductor base plate (2) is linked together by inductor mount holder (3);
Described induction type pushbutton unit, be made up of inductor excitation module and inductosyn (40), wherein, play and excite the inductor excitation module of induced signal effect to be arranged on flame proof panel (1), inductosyn (40) is arranged on inductor base plate (2), the medial surface of inductor excitation module is right against the end face of inductosyn (40), and the distance between inductor excitation module and inductosyn (40) is H1; When inductor excitation module be touched and close to inductosyn (40) time, inductosyn (40) produces induced signal and also passes to Photoelectric Signal Processing and converting unit; Wherein, described pushbutton unit is sealed copper sheathing (45), alignment pin (46) and inductive rod (47) formed by push-button socket (41), button cap (42), button spindle (43), spring (44), pushbutton unit; Wherein, push-button socket (41) is provided with the hollow circular tube of annular projection block for sidewall top; The pipe that pushbutton unit sealing copper sheathing (45) is hollow; Button cap (42) is the cylinder matched with the through hole of push-button socket (41); Button cap (42) is connected with one end of cylindric button spindle (43), the other end of button spindle (43) is provided with inductive rod (47), the sidewall of the button spindle (43) near inductive rod (47) one end is provided with alignment pin (46), and on the button spindle (43) of button cap (42) to alignment pin (46), cover has spring (44) and pushbutton unit sealing copper sheathing (45) successively; Described pushbutton unit sealing copper sheathing (45) is fixed in the through hole of push-button socket (41), and described push-button socket (41) is fixed on flame proof panel (1);
Described induction type diverter switch unit, is made up of a rotatable inductor excitation module and two diverter switch inductosyns (50), wherein, described rotatable inductor excitation module is arranged on flame proof panel (1), and rotatable inductor excitation module is sealed copper sheathing (54), stub (55) and inductive head (56) formed by knob base (51), knob (52), rotation axis (53), diverter switch, wherein, the middle part of described knob base (51) is provided with through hole, diverter switch sealing copper sheathing (54) is provided with in through hole, described diverter switch sealing copper sheathing (54) center has the circular hole run through, rotation axis (53) is provided with in described circular hole, rotation axis (53) end winding support is outwardly connected with knob (52), the connection that rotation axis (53) the other end is vertical with one end of stub (55) and fixing, described stub (55) other end is provided with the inductive head (56) that diverter switch inductosyn (50) can be caused to produce signal, during use, turning knob (52) drives inductive head (56) to do the rotation of respective direction, and knob (52) stops at left end point E place to the anticlockwise end of to, and knob (52) stops at right endpoint F place to the right rotation end of to,
Described diverter switch inductosyn (50) is arranged on inductor base plate (2), and one of them diverter switch inductosyn (50) is right against knob (52) and rotates to position during left end point E place residing for inductive head (56); Another diverter switch inductosyn (50) is right against knob (52) and rotates to position during right endpoint F place residing for inductive head (56); Distance between the inductive head (56) of inductor excitation module and diverter switch inductosyn (50) is H2;
Described Photoelectric Signal Processing and converting unit, be made up of DC power source unit (61), inductosyn interface unit (62), central processor unit (63), display unit interface (64) and network switch unit (65), wherein, one end of described DC power source unit (61) is connected with the external power source in mine, and the other end of DC power source unit (61) is connected with inductosyn interface unit (62), central processor unit (63), display unit interface (64) with network switch unit (65) and powers respectively, the side of described inductosyn interface unit (62) respectively with the inductosyn (40) in induction type pushbutton unit, and the diverter switch inductosyn (50) in induction type diverter switch unit is connected, the opposite side of inductosyn interface unit (62) is connected with network switch unit (65) through central processor unit (63), the induced signal that self-inducting transducer (40) or diverter switch inductosyn (50) are sent through central processor unit (63) process after unidirectional delivery to network switch unit (65), described central processor unit (63) detects the induced signal that diverter switch inductosyn (50) is transmitted, and is confirmed whether convert inductosyn (40) signal to control signal and pass to aboveground machine room through network switch unit (65), the one end of playing the network switch unit (65) of photoelectric signal transformation function is connected with the optical fiber in mine through optical fiber interface (82), the other end of network switch unit (65) is connected with liquid crystal display by display unit interface (64), changes from the outside light signal come that transmits and is presented on liquid crystal display through display unit interface (64),
During use, first judged the position of induction type diverter switch unit by central processor unit (63), confirm the state of a control of this device; When this device is in " near-earth " state of a control, when now pressing the button on induction type pushbutton unit, produce induced signal, this signal of telecommunication converts the command signal of light form to through Photoelectric Signal Processing and converting unit, by Optical Fiber Transmission to ground level control room, the startup cabinet controlled in ground level control room is switched on or switched off and runs towards the main power source of down-hole electric equipment, driving arrangement or stop; When this device is in " long-range " state of a control, the button pressed on induction type pushbutton unit cuts little ice; In addition, the state of subsurface environment and equipment is transmitted by optical fiber and is presented on liquid crystal display.
2. a kind of optical fiber type flame-proof mine long-distance monitorng device as claimed in claim 1, it is characterized in that, described optical fiber type flame-proof mine long-distance monitorng device is provided with more than one induction type pushbutton unit, plural cable interface (81) and plural optical fiber interface (82); The scope of described H1 is the scope of 0.5mm ~ 10mm, H2 is 0.5mm ~ 4mm.
3. a kind of optical fiber type flame-proof mine long-distance monitorng device as claimed in claim 1, it is characterized in that, liquid crystal display is made up of the flame retardant rubber backing plate (93) of visual windows seat (91), " returning " shape, toughened glass block (94), the red copper pad (95) of " returning " shape, back-shaped briquetting (96), liquid crystal display (97) and pressing plate (98); Wherein, described flame proof panel (1) has rectangular opening, visual windows seat (91) is mounted with in described rectangular opening, the middle part of visual windows seat (91) outer surface is provided with through hole, and the middle part of visual windows seat (91) inner surface is provided with step (92); The inner side of step (92), the inner surface of visual windows seat (91) are mounted with the flame retardant rubber backing plate (93) of " returning " shape, housing shape and step (92) inside edge of the flame retardant rubber backing plate (93) of described " time " shape match, and the inside casing shape of the flame retardant rubber backing plate (93) of " returning " shape and the through hole of visual windows seat (91) match; The inner surface of the inner side of step (92), the flame retardant rubber backing plate (93) of " returning " shape is provided with the toughened glass block (94) matched with step (92) inside edge; The inner side of step (92), the inner surface of toughened glass block (94) are provided with the red copper pad (95) of " returning " shape, housing shape and step (92) inside edge of the red copper pad (95) of described " time " shape match, and the inside casing shape of the red copper pad (95) of " returning " shape and the through hole of visual windows seat (91) match; The inner surface of step (92) is provided with the briquetting (96) of " returning " shape, housing shape and step (92) outer ledge of the briquetting (96) of described " time " shape match, the through hole of the inside casing shape and visual windows seat (91) of " returning " briquetting (96) of shape matches, and the briquetting (96) of described " time " shape is connected with step (92); Pressing plate (98) is rectangular block, the outer surface of described pressing plate (98) has the hole matched with liquid crystal display (97) bossing, described liquid crystal display (97) is placed in the cavity on pressing plate (98); The briquetting (96) of the pressing plate (98) and " returning " shape that are mounted with liquid crystal display (97) is connected.
4. a kind of optical fiber type flame-proof mine long-distance monitorng device as claimed in claim 3, is characterized in that, the briquetting (96) of described " time " shape is with bolts with step (92); Pressing plate (98) is with bolts with the briquetting (96) of " returning " shape.
5. a kind of optical fiber type flame-proof mine long-distance monitorng device as claimed in claim 1, is characterized in that: described DC power source unit (61) turns the power supply of DC24V for AC 127V that electric current limit is 2A; Described inductosyn interface unit (62), central processor unit (63), display unit interface (64) and network switch unit (65) all use direct current 24V; The model of described central processor unit (63) is CPU1212C, display unit interface (64) connect display model be KTP400, the model of network switch unit (65) is EDS-208A-M-ST.
6. a kind of optical fiber type flame-proof mine long-distance monitorng device as claimed in claim 1, is characterized in that, the outer surface of described flame proof panel (1), the surrounding of knob (52) have been provided with the ring baffle (57) of protective action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210530470.XA CN103037647B (en) | 2012-12-11 | 2012-12-11 | Optical fiber type mining flame-proof type remote control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210530470.XA CN103037647B (en) | 2012-12-11 | 2012-12-11 | Optical fiber type mining flame-proof type remote control device |
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| CN103441755A (en) * | 2013-08-28 | 2013-12-11 | 苏州旲烔机电科技有限公司 | Physical wireless conduction switch of vehicle-mounted operation panel |
| CN107396583B (en) * | 2017-02-24 | 2019-07-26 | 淮阴师范学院 | One kind being used for underground coal mine hardware node dustproof and anti-explosion device |
| CN107787146A (en) * | 2017-12-12 | 2018-03-09 | 江苏新力科技实业有限公司 | A kind of mine explosion-suppression and intrinsic safety type control cabinet chamber door |
| CN108052241B (en) * | 2018-02-09 | 2023-11-10 | 武汉凯博珐生化智能科技有限公司 | Industrial explosion-proof man-machine interface |
| CN110859034A (en) * | 2018-08-23 | 2020-03-03 | 天津市北方阀门控制设备有限公司 | Explosion-proof control device of valve |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08129995A (en) * | 1994-10-31 | 1996-05-21 | Mitsumi Electric Co Ltd | Remote control device |
| CN203027618U (en) * | 2012-12-11 | 2013-06-26 | 合肥三益江海智能科技有限公司 | Optical fiber type mining explosion proof remote monitoring device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08129995A (en) * | 1994-10-31 | 1996-05-21 | Mitsumi Electric Co Ltd | Remote control device |
| CN203027618U (en) * | 2012-12-11 | 2013-06-26 | 合肥三益江海智能科技有限公司 | Optical fiber type mining explosion proof remote monitoring device |
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