CN203661375U - Illumination equipment employing remote intrinsic safe control technology - Google Patents
Illumination equipment employing remote intrinsic safe control technology Download PDFInfo
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- CN203661375U CN203661375U CN201320892115.7U CN201320892115U CN203661375U CN 203661375 U CN203661375 U CN 203661375U CN 201320892115 U CN201320892115 U CN 201320892115U CN 203661375 U CN203661375 U CN 203661375U
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- 238000005286 illumination Methods 0.000 title claims abstract description 22
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 11
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- 230000008569 process Effects 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 description 11
- 230000001070 adhesive effect Effects 0.000 description 11
- 230000001012 protector Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
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- 230000009471 action Effects 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses illumination equipment employing the remote intrinsic safe control technology. The illumination equipment comprises an intrinsic safe control circuit and the illumination equipment, wherein the intrinsic safe control circuit comprises an intrinsic safe pilot control circuit formed by an intrinsic safe transformer, an intrinsic safe control circuit relay, an equipment control relay and a clamping diode, and an illumination control circuit. The illumination equipment can realize a remote intrinsic safe control function and satisfies use demands, moreover, the intrinsic safe remote control circuit is employed to solve a problem of hidden safety trouble existing in a common remote control circuit, and a problem of automatic equipment start caused when a remote control button is in a closing/opening process, a remote control cable is cut down to be in short circuit and the cable is cut down to be in short circuit is solved. The illumination equipment is advantaged in that the short circuit current in the intrinsic safe circuit is small, automatic equipment start caused when the remote control cable is cut down to be in short circuit can be further avoided, and mine safety accidents are greatly reduced.
Description
Technical field
The utility model belongs to mining lighting apparatus field, particularly a kind of lighting apparatus that adopts distant place intrinsic safety control technology.
Background technology
At present, the control mode that mining illumination integral equipment adopts, for controlling on the spot, connects lighting apparatus by mining lighting apparatus comprehensive protector, and the start/stop button control lighting apparatus on the flame proof cavity of comprehensive protector stops power transmission.
ZJZ2-4.0 mine lightning comprehensive protector has micro computer monitoring and intelligent protection function; intelligent comprehensive protector is taking 16 single-chip microcomputers of high-performance as core, and by modular hardware designs and software algorithm, antijamming capability is strong; reliable in action, protects sensitive height.There is good human-computer interaction interface, the functions such as Chinese liquid crystal display, menu operation, password authorization, anti-misoperation, query modification, fault memory, also, with asynchronous communication RS485 communication (must the illustrate when goods) interface of standard, can conveniently dock and monitor with other automation equipment.Have and manually control on the spot and power transmission and generally lamp and the free choice for use function of sodium vapor lamp automatically; and can avoid the starting current of sodium vapor lamp; wear terminal protection device and can realize far distance short-circuit defencive function; far distance short-circuit protection; sample of signal does not rely on electric current; also irrelevant with cable length, the scope inner cable length that guard space allows in pressure drop can extend arbitrarily.
This mine lightning comprehensive protector isolating switch HK that closes, main transformer ZB obtains electric, switch BJ closure after intellective protector powers on. in the time that needs manually boot function; press and determine key to enter menu setecting manual; press start button, vacuum contactor coil obtains electric adhesive, and main circuit is connected.In the time of needs autostart function, press and determine that key enters menu setecting automated intelligent controller and obtains electric time delay after 3 seconds, switch S J closure, vacuum contactor KM coil obtains electric adhesive main circuit and connects, its normally opened contact closure, and closure signal is returned after the machine, switch S J disconnects, and startup completes.
In circuit, each ardware model number is as follows:
The protective circuit of this device is monitored the voltage condition in three-phase alternating current input line in real time by voltage protector, and cuts off in time being connected between illuminating lamp and three-phase alternating current input line by relay, and illuminating lamp is burned when avoiding over-voltage and over-current.
Publication number is the Chinese patent " mining illuminating lamp protective device " of CN202633899U, the protective circuit of this mine lightning comprehensive protector is disclosed, comprise the three-phase alternating current input line that is connected to unit switch HK, intelligent controller WTZ, on described overvoltage protection device WTZ, be connected to four groups of current transformer LH1, LH2, LH3, LH4, after having access to a dry-type three-phase transformer ZB in described three-phase alternating current input line, pass through respectively the current transformer LH1 on intelligent controller WTZ, LH2, LH3, LH4, and there is wire to draw and be connected with three-phase reactor SK in the three-phase alternating current input line after dry-type three-phase transformer ZB, the rear access intelligent controller of resistance R 2 WTZ, described resistance R 2 one end are by capacitor C 1, capacitor C 2 ground connection respectively that the other end passes through, three-phase alternating current input line after dry-type three-phase transformer ZB wherein also has bypass wire through the current transformer LH1 on intelligent controller WTZ in a phase line, also include control transformer CT, vacuum contactor KM, described vacuum contactor KM, control transformer CT accesses respectively three-phase alternating current input line wherein between two phase lines, the contact KM1-1 of vacuum contactor KM also accesses in the three-phase alternating current input line after dry-type three-phase transformer ZB, vacuum contactor also has on contact KM1-2 access intelligent controller WTZ.This protective circuit is monitored the voltage condition in three-phase alternating current input line in real time by intelligent controller, and cuts off in time being connected between illuminating lamp and three-phase alternating current input line by relay, and illuminating lamp is burned when avoiding over-voltage and over-current.
This type of control mode is because needs operate on the spot near equipment, and command range is limited, and user uses operation inconvenience.And adopt general control control mode far away, its shortcoming is that distant place control button easily produces larger spark in the time of closure and disconnection process and the disconnected short circuit of electric control cable lock far away, and electric control cable far away easily causes the spontaneous starting of lighting apparatus while being broken short circuit by lock, has brought very large hidden danger to Safety of Coal Mine Production.The purpose of this utility model is to design a kind of remote controlled, safe novel illumination equipment.
Utility model content
The purpose of this utility model is to provide a kind of lighting apparatus that adopts distant place intrinsic safety control technology.
For achieving the above object, the utility model provides a kind of lighting apparatus that adopts distant place intrinsic safety control technology, comprise lighting equipment circuit and distant place intrinsic safety control circuit, described lighting equipment circuit access three-phase alternating current input line, comprise vacuum contactor, current transformer, intelligent controller etc., the contact KM1-1-3 of described vacuum contactor controls the break-make of lighting equipment circuit.
Described distant place intrinsic safety control circuit is connected across in the three-phase alternating current input line of KM1-1-3 upper end, contact of vacuum contactor, described distant place intrinsic safety control circuit comprises intrinsic safety leading control circuit, far controls button, and described intrinsic safety leading control circuit comprises intrinsic safety transformer, intrinsic safety control loop relay, equipment control relay;
Electric current is through the described intrinsic safety transformer described intrinsic safety control loop relay of flowing through, described intrinsic safety control loop relay is also connected with described control button far away, described equipment control relay is connected with the contact KM1-1-3 of the vacuum contactor of described lighting equipment circuit, described intrinsic safety control loop relay determines its operating state by described control button control far away, and described equipment control relay determines its operating state by intrinsic safety control loop relay.
Described distant place intrinsic safety control circuit also comprises illumination control circuit, comprises control transformer, and described control transformer access three-phase alternating current input line, between two phase lines, is wherein the described intrinsic safety transformer-supplied of described intrinsic safety leading control circuit;
Described intrinsic safety leading control circuit also comprises current-limiting resistance and some clamp diodes.
The output of the input A3 of described intrinsic safety transformer and input B3 access control transformer, on input B3, be connected with a fuse F1, the output of intrinsic safety transformer is connected with resistance R 2 and capacitor C 1 and is connected to output lead A1, the two ends of capacitor C 1 are parallel with diode D5, diode D6 and equipment control relay, the circuit of input B3 is drawn a circuit after fuse F1, forward is connected with diode D1, Opposite direction connection has diode D4, the positive input terminal of described diode D4 is connected to input A3, the connection of a bit drawing between the reverse input end of the positive input terminal of described diode D1 and described diode D4 has resistance R 1, intrinsic safety control loop relay, diode D3, and be connected to the positive input terminal of described diode D4, the switch of equipment control relay is drawn output lead A8 and output lead B8, described output lead A8 and output lead B8 are connected to the control switch KJ two ends of described vacuum contactor.
Described illumination control circuit also comprises control switch KJ, and the primary coil of control transformer connects power three-phase line, and the secondary coil of control transformer connects intrinsic safety transformer; The exit of the control coil serial connection equipment control relay of control switch KJ; After output lead A1 serial connection control switch BJ, button TA1, be connected in series respectively contact KM1-1, the control switch SJ of button QA, vacuum contactor; After output lead B1 series diode, connect control button far away.
In described lighting equipment circuit, on described overvoltage intelligent controller, be connected to four groups of current transformers (LH1, LH2, LH3, LH4), after having access to a dry-type three-phase transformer in three-phase alternating current input line, pass through respectively the current transformer (LH1, LH2, LH3, LH4) on intelligent controller, and there is wire to draw in the three-phase alternating current input line after described dry-type three-phase transformer, and being connected with three-phase reactor, the rear access intelligent controller of resistance R 2, capacitor C 2 ground connection are respectively passed through by capacitor C 1, the other end in described resistance R 2 one end.
Equipment control relay K1 adhesive after 2 adhesives of intrinsic safety control loop relay K in intrinsic safety control lighting apparatus in a distant place of the present utility model, illumination control circuit is connected, the contact KM1-1-3 adhesive of illumination master control unit vacuum contactor KM, main circuit is connected, and illumination start-up circuit completes.When pressing after control far away stops, equipment control relay K1 and intrinsic safety control loop relay K 2 discharge, and intrinsic safety control circuit disconnects, and illumination master control vacuum contactor KM dead electricity discharges, and lighting apparatus separating brake, cuts off illuminalive power-supply power supply.
The beneficial effects of the utility model: this lighting device can be realized distant place intrinsic safety control function, meet consumers' demand, adopt this Anyuan control circuit to avoid adopting the potential safety hazard of general control function far away simultaneously, the problems such as the equipment spontaneous startup that spark is large and cable is caused by the disconnected short circuit of lock that distant place control button produces in the time of closure and disconnection process and the disconnected short circuit of electric control cable lock far away are solved, its advantage is that intrinsic safety control circuit short circuit current is little, can, because electric control cable far away is caused the spontaneous startup phenomenon of equipment by the disconnected short circuit of lock, not greatly reduce the generation of mine safety accidents simultaneously.
Brief description of the drawings
Fig. 1 is that mine lightning comprehensive protector operation principle of the prior art is as figure;
Fig. 2 is the theory diagram that the utility model adopts the lighting apparatus of distant place intrinsic safety control technology.
Fig. 3 is that the utility model adopts intrinsic safety leading control circuit schematic diagram in the lighting apparatus of distant place intrinsic safety control technology;
Fig. 4 is the circuit diagram that the utility model adopts illumination control circuit in the lighting apparatus of distant place intrinsic safety control technology;
Fig. 5 is the module details figure that the utility model adopts the lighting apparatus of distant place intrinsic safety control technology.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As shown in Figure 2, the utility model embodiment comprises lightning comprehensive protector circuit and distant place intrinsic safety control circuit.Distant place intrinsic safety control circuit comprises intrinsic safety leading control circuit JHK and control button far away., intrinsic safety leading control circuit comprises intrinsic safety transformer T1, intrinsic safety control loop relay K 2, equipment control relay K1.Electric current, through the intrinsic safety transformer T1 current-limiting resistance R2 that flows through, is connected to one end of intrinsic safety control loop relay K 2, and its other end is connected with control button far away, and one end is connected with equipment control relay K1 in addition, and equipment control relay K1 is connected with lighting apparatus.Intrinsic safety control loop relay K 2 determines its operating state by far controlling button control, and the operating state of decision device control relay K1.Therefore, far control button and can pass through the operating state of two relay remote controlled light devices.
As shown in Figure 3, in intrinsic safety leading control circuit, also comprise current-limiting resistance R2, clamp diode D1, D2, D3, D4, D5, D6, and capacitor C 1, resistance R 1, fuse F1.
The output of the input A3 of the primary coil of intrinsic safety transformer T1 and input B3 access control transformer CT1, in one of them input line of intrinsic safety transformer T1, be provided with fuse F1, in two input lines of intrinsic safety transformer T1 primary coil, also have two line conductors to draw, intrinsic safety transformer T1 primary coil draw wire respectively one by one one of corresponding access by diode D1, D2, D3, the input of the diode rectifier bridge that D4 forms, on the coil of an equipment control relay K1 of an output access of diode rectifier bridge, the moving terminals of single-pole double-throw switch (SPDT) of equipment control relay K1 are connected to output lead A8, another determines the single-pole double-throw switch (SPDT) of equipment control relay K1 terminals and is connected to output lead B8, terminals of secondary coil of intrinsic safety transformer T1 are connected to output lead B1, another terminals of secondary coil of intrinsic safety transformer T1 are connected to output lead A1, on output lead A1, have access to resistance R 2, the electric capacity of voltage regulation C1 being connected in series with resistance R 2, and be attempted by respectively the coil of the single-pole double throw intrinsic safety control loop relay K 2 on electric capacity of voltage regulation C1, diode D5, diode D6, another output of diode rectifier bridge accesses the moving terminals of single-pole double-throw switch (SPDT) of single-pole double throw relay K 2 by resistance R 1, the coil of single-pole double throw equipment control relay K1 also the single-pole double-throw switch (SPDT) by wire and intrinsic safety control loop relay K 2 one of them determine terminals and be connected.Output lead A1 is connected remote button with output lead B1.Output lead A8, the B8 of equipment control relay K1 is connected with the control switch KJ of vacuum contactor KM coil.
As shown in Figure 4, distant place intrinsic safety control circuit also comprises illumination control circuit, comprise control transformer CT1, control switch KJ, the primary coil of control transformer CT1 connects power three-phase line, and the secondary coil of control transformer CT1 connects intrinsic safety transformer T1 primary coil; Exit A8, the B8 of the control coil serial connection relay K 1 of control switch KJ; After output lead A1 serial connection control switch BJ, button TA1, be connected in series respectively contact KM1-1, the control switch SJ of button QA, vacuum contactor KM; After output lead B1 series diode, connect control button far away;
Output lead B1 is along sense of current connecting valve BJ, button TA1, K switch, binding post e1 successively from left to right, and is finally connected to control button far away;
K switch is single-pole double-throw switch (SPDT), and one is determined the binding post e1 that terminals connect control button far away, and another binding post connects button QA, and is connected to control button binding post e2 far away; Between the moving terminals of K switch and binding post e2, be also parallel with contact KM1-1 and the switch S J of vacuum contactor KM;
Output lead A1 connecting valve M, switch M is single-pole double-throw switch (SPDT), one determine terminals and is connected and far control button binding post e3, and another determines terminals and be connected with the reverse input end of a diode, and the positive input of described diode is connected with binding post e2.
When button, TA1 presses, and terminal 24 is connected with terminal 3, and intrinsic safety transformer T1, current-limiting resistance R2, intrinsic safety control loop relay K 2 control button far away structure binding post e2 become intrinsic safety control loop.Equipment control relay K1 adhesive after 2 adhesives of intrinsic safety control loop relay K, control switch KJ closure, vacuum contactor KM adhesive, the KM1-1-3 adhesive of its contact, lighting equipment circuit is connected, and illumination start-up circuit completes.In the time pressing control button far away control far away stopped, binding post e2 dead electricity, intrinsic safety control loop disconnects, equipment control relay K1 and intrinsic safety control loop relay K 2 dead electricity discharge, illumination control contactor KM dead electricity discharges, and lighting apparatus separating brake, cuts off illuminalive power-supply power supply.
Illumination control loop comprises the three-phase alternating current input line that is connected to unit switch HK, intelligent controller, on intelligent controller, be connected to four groups of current transformer LH1, LH2, LH3, LH4, after having access to a dry-type three-phase transformer ZB in three-phase alternating current input line, pass through respectively the current transformer LH1 on intelligent controller, LH2, LH3, LH4, and there is wire to draw and be connected with three-phase reactor SK in the three-phase alternating current input line after dry-type three-phase transformer ZB, the rear access intelligent controller of resistance R 2, described resistance R 2 one end are by capacitor C 1, the other end is by capacitor C 2 ground connection respectively.
As shown in Figure 5, the contact KM1-1 of vacuum contactor KM is corresponding with relay K 2, and the structure of button TA1 as shown in the figure, in the time that button TA1 presses, connect with port 3 by port 24, and port 5 disconnects with port one; Otherwise port 24 disconnects with port 3, port 5 is connected with port one.In conjunction with Fig. 1, in the time that button TA1 presses, intrinsic safety transformer T1 voltage through current-limiting resistance R2, binding post e1, far control button and enough become loop, 2 adhesives of intrinsic safety control loop relay K, equipment control relay K1 adhesive, lighting equipment circuit is connected.
Above embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model, all should fall in the definite protection range of claims of the present utility model.
Claims (4)
1. one kind adopts the lighting apparatus of distant place intrinsic safety control technology, comprise lighting equipment circuit and distant place intrinsic safety control circuit, described lighting equipment circuit access three-phase alternating current input line, comprise vacuum contactor (KM), current transformer, intelligent controller etc., the contact KM1-1-3 of described vacuum contactor (KM) controls the break-make of lighting equipment circuit, it is characterized in that
Described distant place intrinsic safety control circuit is connected across in the three-phase alternating current input line of KM1-1-3 upper end, contact of vacuum contactor (KM);
Described distant place intrinsic safety control circuit comprises intrinsic safety leading control circuit, far controls button;
Described intrinsic safety leading control circuit comprises intrinsic safety transformer (T1), intrinsic safety control loop relay (K2), equipment control relay (K1);
Electric current is through described intrinsic safety transformer (T1) the described intrinsic safety control loop relay (K2) of flowing through, described intrinsic safety control loop relay (K2) is also connected with described control button far away, described equipment control relay (K1) is connected with the contact KM1-1-3 of the vacuum contactor (KM) of described lighting equipment circuit, described intrinsic safety control loop relay (K2) determines its operating state by described control button control far away, and described equipment control relay (K1) determines its operating state by intrinsic safety control loop relay (K2).
2. the lighting apparatus of employing according to claim 1 distant place intrinsic safety control technology, is characterized in that,
Described distant place intrinsic safety control circuit also comprises illumination control circuit, comprises control transformer (CT1);
Described control transformer (CT1) access three-phase alternating current input line, between two phase lines, is wherein described intrinsic safety transformer (T1) power supply of described intrinsic safety leading control circuit;
Described intrinsic safety leading control circuit also comprises current-limiting resistance (R2) and some clamp diodes.
3. the lighting apparatus of employing according to claim 2 distant place intrinsic safety control technology, is characterized in that,
The output of the input A3 of described intrinsic safety transformer (T1) and input B3 access control transformer (CT1), on input B3, be connected with a fuse F1, the output of intrinsic safety transformer (T1) is connected with resistance R 2 and capacitor C 1 and is connected to output lead A1, the two ends of capacitor C 1 are parallel with diode D5, diode D6 and equipment control relay (K1), the circuit of input B3 is drawn a circuit after fuse F1, forward is connected with diode D1, Opposite direction connection has diode D4, the positive input terminal of described diode D4 is connected to input A3, the connection of a bit drawing between the reverse input end of the positive input terminal of described diode D1 and described diode D4 has resistance R 1, intrinsic safety control loop relay (K2), diode D3, and be connected to the positive input terminal of described diode D4, the switch of equipment control relay (K1) is drawn output lead A8 and output lead B8, described output lead A8 and output lead B8 are connected to the control switch KJ two ends of described vacuum contactor (KM).
4. the lighting apparatus of employing according to claim 3 distant place intrinsic safety control technology, is characterized in that,
The illumination control circuit of described distant place intrinsic safety control circuit also comprises control switch KJ, and the primary coil of control transformer (CT1) connects power three-phase line, and the secondary coil of control transformer (CT1) connects intrinsic safety transformer (T1) primary coil; Exit A8, the B8 of the control coil serial connection equipment control relay (K1) of control switch KJ; After output lead A1 serial connection control switch BJ, button TA1, be connected in series respectively contact KM1-1, the control switch SJ of button QA, vacuum contactor (KM); After output lead B1 series diode, connect control button far away.
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CN201320892115.7U CN203661375U (en) | 2013-12-31 | 2013-12-31 | Illumination equipment employing remote intrinsic safe control technology |
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CN201320892115.7U CN203661375U (en) | 2013-12-31 | 2013-12-31 | Illumination equipment employing remote intrinsic safe control technology |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103731960A (en) * | 2013-12-31 | 2014-04-16 | 淮南万泰电子股份有限公司 | Lighting equipment adopting remote intrinsic safety control technology |
CN105159058A (en) * | 2015-07-27 | 2015-12-16 | 兖州煤业股份有限公司 | Pilot circuit control method, pilot circuit controller and pilot circuit |
-
2013
- 2013-12-31 CN CN201320892115.7U patent/CN203661375U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103731960A (en) * | 2013-12-31 | 2014-04-16 | 淮南万泰电子股份有限公司 | Lighting equipment adopting remote intrinsic safety control technology |
CN105159058A (en) * | 2015-07-27 | 2015-12-16 | 兖州煤业股份有限公司 | Pilot circuit control method, pilot circuit controller and pilot circuit |
CN105159058B (en) * | 2015-07-27 | 2019-03-19 | 兖州煤业股份有限公司 | A kind of precursor circuit control method, precursor circuit controller and precursor circuit |
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Granted publication date: 20140618 |