CN205383491U - Insert point type LED railway signal lamp - Google Patents
Insert point type LED railway signal lamp Download PDFInfo
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- CN205383491U CN205383491U CN201521060515.7U CN201521060515U CN205383491U CN 205383491 U CN205383491 U CN 205383491U CN 201521060515 U CN201521060515 U CN 201521060515U CN 205383491 U CN205383491 U CN 205383491U
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Abstract
The utility model discloses what insert point type LED railway signal lamp related to is the dedicated point type LED illuminator that inserts of railway signal. Insert all units of lighting a lamp that point type LED railway signal is used for according with the up -to -date regulation of the ministry of railways, also can be used for traditional BX -34 transformer, form the unit of lighting a lamp with the filament switching relay. Light a lamp circuit board, radiator, lamp holder endotheca, mica thermal insulation board, dustcoat, luminous body, heat conduction aluminum substrate and focus a set lamp holder including embedding, be provided with heat conduction aluminum substrate mounting surface on one side of the radiator, set up the heat conduction aluminum substrate mounting hole on mounting surface, heat conduction aluminum substrate installs on heat conduction aluminum substrate mounting surface, and major light, auxiliary lamp install on heat conduction aluminum substrate, and mica thermal insulation board and aluminum alloy dustcoat are equipped with to one side outside of radiator, and the suit focuses a set lamp holder and installs at the lamp holder endotheca outsidely in the radiator lower part in the lamp holder, insert point type LED railway signal lamp embeds two blocks of circuit boards of lighting a lamp, controls insert point type LED railway signal lamp's major light and auxiliary lamp respectively.
Description
Technical field
This utility model inserts point type LED railway signal lamp and refers to the insertion point type LED light source lamp that a kind of railway signal is special.This insertion point type LED railway signal can be used for meeting all lighting units of the up-to-date regulation of the Ministry of Railways, can be used for traditional BX-34 transformator and filament transfer relay composition lighting unit.
Background technology
Current railway color light signal mechanism there are about more than 80 ten thousand framves, more than 240 ten thousand lamp positions, and employing is conventional AC 25W/12V incandescent lamp bulb.Its life-span is 1000 hours, and poor reliability easily causes parking.In newly-built railway, employing is that a LED joins a special lighting unit (this unit can not put Halogen light), and the standard produced because of each manufacturer is different, and each factory product can not exchange and cause buying, storage, maintenance, inconvenience to railway.
Summary of the invention
The purpose of this utility model is to provide one to insert point type LED railway signal lamp for above-mentioned weak point, is the special insertion point type LED light source lamp of railway signal.It is a kind of there is environmental protection, long-life, energy-conservation new type light source lamp.Security reliability to the light source solving railway signaling mechanism at present, the versatility of illuminator and interchangeability are significantly.Application of the present utility model will improve the equipment of railway equipment, traffic safety, minimizing maintenance, reduce stock's LED light source lamp kind quantity, has and extensively should have prospect and social benefit.This LED railway signal lamp, adopts king light and secondary lamp two parts, and secondary lamp is cold standby (stand-by lamp).Compatible with existing railway signaling mechanism prefocus plate, there is the bulb plug in construction of error protection function.
Inserting point type LED railway signal lamp is adopt techniques below to realize:
Insert point type LED railway signal lamp and include build-in lighting circuit plate, radiator, lamp holder inner sleeve, mica insulation heat-conducting plate, outer housing, luminous body, heat conduction aluminum substrate and prefocus plate lamp holder.King light and secondary lamp are that high-capacity LED luminous body forms by multiple integrated chips.King light and secondary lamp are illuminating source independent mutually.
Described radiator adopts gilled radiator, is provided with heat conduction aluminum substrate mounting plane in the side of radiator.Heat conduction aluminum substrate mounting plane arranges heat conduction aluminum substrate mounting holes, heat conduction aluminum substrate is arranged on the heat conduction aluminum substrate mounting plane that radiator is arranged, and fix with the screw of three M2.5, king light, secondary lamp is arranged on heat conduction aluminum substrate, equipped with mica insulation heat-conducting plate (micarex) outside radiator side, outside equipped with aluminium alloy protective cover at mica insulation heat-conducting plate (micarex), bottom radiator it is sleeved in lamp holder, prefocus plate lamp holder is arranged on lamp holder outside of inner cover, it is provided with lamp holder locating slot on prefocus plate lamp holder top, it is positioned at prefocus plate (lamp socket) for inserting the signal lights installation of point type LED road.Light tank is had, for being transmitted by the railway signal lamp light that king light, secondary lamp send at mica insulation heat-conducting plate (micarex) middle part.
Described king light and secondary lamp positive pole are respectively adopted different colours high temperature resistant wire and are connected with the power supply limit of lamp prefocusing plate headstock, and the high temperature resistant wire that king light is respectively adopted same color with secondary lamp negative pole is connected with lamp holder inner sleeve.
Insert the build-in lighting circuit plate of point type LED railway signal lamp by built-in king light lamp circuit plate and built-in secondary lamp lamp circuit plate, control respectively to insert the king light of point type LED railway signal lamp and secondary lamp.Built-in king light lamp circuit plate and built-in secondary lamp lamp circuit plate are separately mounted in radiator both sides.
Insert point type LED railway signal lamp control circuit to be made up of king light circuit part and secondary circuit for lamp part.
King light circuit part is made up of king light lamp circuit and king light LED luminous component.
King light lamp circuit includes king light protection circuit, king light power rectifier circuit, king light voltage sample circuit, king light threshold voltage control and treatment circuit and king light LED lamp drive circuit.
King light protection circuit includes fuse B10, fuse B1, fuse B2, fuse B3, fuse B4, fuse B5.
King light power rectifier circuit is made up of rectifier cell W1, adopts bridge rectifier block.
King light voltage sample circuit is made up of resistance R1, Zener diode D1, resistance R3.
King light threshold voltage processes and adopts field effect transistor T3 with control circuit.
King light LED lamp drive circuit is made up of resistance R2, resistance R7, audion T1.
King light LED luminous component is made up of luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, luminous body LED5.
King light inserts the secondary circuit for lamp part of point type LED railway signal lamp:
Secondary circuit for lamp is made up of secondary lamp lamp circuit and LED luminous component.
Secondary lamp lamp circuit includes protection circuit, power rectifier circuit, voltage sample circuit, threshold voltage process and control circuit, LED drive circuit.
Protection circuit includes fuse B11, fuse B6, fuse B7, fuse B8, fuse B9.
Power rectifier circuit is made up of rectifier cell W2, adopts bridge rectifier block.
Voltage sample circuit is made up of resistance R4, Zener diode D2, resistance R5.
Threshold voltage processes and adopts field effect transistor T4 with control circuit.
LED lamp drive circuit is made up of resistance R6, resistance R8, audion T2.
LED luminous component is made up of luminous body LED6, luminous body LED7, luminous body LED8, luminous body LED9.
Operation principle
(1): do not connect during insertion point type LED railway signal lamp (zero load).H, R two ends switch on power alternating current 220V time, due to system unloaded (not connecting broken box C), J2 line bag no current passes through, and it is not operating that contact KJ2 closes (connection).
(2) when connecting insertion point type LED railway signal lamp (having load), if system is working properly, J2 line is surrounded by electric current to be passed through, and work lighted by king light (D), and KJ2 picks up (disconnection) secondary lamp and do not work (not working).If king light is abnormal, in J2 line bag, no current passes through, and KJ2 discharges (connection), and secondary lamp is lighted (work) and reports to the police.
During normal operation, having electric current to pass through in J2 line bag, main lamp current can be controlled in safety range (input voltage 220V positive and negative 10%) by lamp circuit
When normal operation, if this insertion point type LED railway signal lamp king light luminous body has fault (open circuit or short circuit), then fuse B1, B2, B3, B4, B5 moment fuses, king light is turned off the light, now inflow current type relay J 2 line bag electric current discharges less than 40MA, J2, normally closed some KJ2 Guan Bi, insert point type LED railway signal lamp pair lamp to light, and report to the police.
In normal operation, if the rectifying block W1 in king light part damages (short circuit), fuse B10 fuses, and cuts off the electric current of king light lamp circuit now, and J2 discharges.The KJ2 closing of contact (KJ2 is normally closed point).Secondary lamp is lighted, and reports to the police.
If king light breaks down; now secondary lamp also breaks down; then protection circuit start work, (i.e. fuse B1, B2, B3, B4, B5, B6, B7, B8, B9 fusing) this insertion point type LED railway signal lamp (broken box C) external relay J1, J2 discharges simultaneously and reports to the police.
If element W1, W2 damage in succession in the lamp circuit of king light and secondary lamp, then fuse B10, B11 also fuses in succession, now flows through electric current in relay J 1, J2 line bag and is approximately zero, and J1, J2 contact discharges.After relay J 2 release, another group contacting alarm circuit with self, alarm (on railway former intrinsic not on figure) is arranged on the current relay J1(broken box A of Control Room) also discharge, alert with another alarm circuit of self contacting, and perform all security procedures outside independent of this layout 4.
This utility model plug-in type point type LED railway signal special lamp feature:
1, do not changing the original connecting line of existing railway, the basis of outer lens and focus-fixing disk lamp holder is being pulled up in color-light signal mechanism original Halogen light and directly uses plug-in type point type LED railway signal lamp of the present utility model instead.This product has very strong versatility, interchangeability.Onsite application is without transforming the mechanisms such as existing signal lights and lamp circuit.Overcome the shortcomings such as high (reporting to the police unreliable) replacing construction length of fault (needs change change lamp mechanism) that optical-disk type LED railway signal lamp exists, poor anti-interference, color stability difference.
It is truly realized and directly exchanges with existing light source Halogen light, electric filament lamp.There is the bigger suitability.
The luminous tube inserting point type LED railway signal lamp adopts multi-chip assembled package, and it inserts point type LE railway signal light working voltage is optional between exchange 13, exchange 14V, exchange 16V (this is immutable for Ministry of Railways's regulation).The illuminating source of signal lights is made up of LED king light and LED pair lamp.Automatically changed by the relay J 2 in alternating current power supply parts when LED king light fault is turned off the light and light secondary lamp, meet the railway reliability requirement (see figure) to signal optical source
When meeting railway signal luminous intensity and display distance, the operating current of this plug-in type point type LED railway signal lamp is the positive and negative 20ma of direct current 240ma.Estimate to use in colored lamp mechanism can ensure in lifetime 10 years without obvious light decay, colour-change phenomena.Meet Ministry of Railways's Industry code requirements.
Yellow, red LED lamp chromatograph temperature influence change greatly, and " material and production technology preferably resolve color temperature drift problem now to change chip.Meet Ministry of Railways's standard.
Adopt naked body radiator, perfect heat-dissipating
The circuit board adopting ceramic aluminum substrate to be this insertion point type LED railway signal lamp, its insulating properties and good heat conductivity, better solve the heat conduction of LED illuminator, heat dissipation problem.
Insert point type LED railway signal lamp and adopt heat conduction, insulating cement encapsulation, not only increase heat dissipation problem, and enhance barrier propterty under severe conditions
Inserting point type LED railway signal lamp, the Halogen light that can use with present railway exchanges, and can save a large amount of maintenance cost and the energy
Insert point type LED railway signal lamp to be directly connected to use with the lighting unit that traditional BX-34 transformator and filament transfer relay form.
Insert point type LED railway signal lamp, it is possible to be directly connected to use with the lighting unit under Ministry of Railways newest standards
Not only insert point type LED railway signal lamp to may be used for railway old line transformation (as BX-34 exchanges lighting system) but also may be used for the newly-built circuit of railway (meeting the lamp circuit of Ministry of Railways's newest standards).
Accompanying drawing explanation
Fig. 1 is that this utility model inserts point type LED light source lamp front view.
Fig. 2 is this utility model railway special signal plug-in type point type LED light source lamp left view.
Fig. 3 is this utility model railway special signal plug-in type point type LED light source lamp right view.
Fig. 4 is that this utility model inserts point type LED railway signal lamp and railway active line road circuit connection diagram.Broken box A is current relay J1 in Control Room, and exchange lighting unit in broken box B outside light mechanism, broken box C is that this utility model inserts point type LED railway signal lamp.
Detailed description of the invention
Now it is currently in use alternating current power supply (exchanging lighting unit) with reference to accompanying drawing 1-4 insertion point type LED railway signal lamp with railway to be formed by connecting.
This insertion point type LED railway signal lamp includes build-in lighting circuit plate, radiator 1, inner sleeve 2, aluminium alloy protective cover 3, mica insulation heat-conducting plate (micarex) 4, point type LED luminescence king light 5, point type LED luminescence pair lamp 6, prefocus plate lamp holder 7, prefocus plate locating slot 8, heat conduction aluminum substrate 9。Described insertion point type LED railway signal lamp king light and independent each other two of secondary lamp.Described prefocus plate lamp holder 7 is with differentiating hole.
Described radiator 1 adopts gilled radiator, is provided with heat conduction aluminum substrate mounting plane 10 in the side of radiator 1, and heat conduction aluminum substrate mounting plane 10 is provided with three M2.5 screws of fixed installation heat conduction aluminum substrate 9.Heat conduction aluminum substrate 9 is arranged on the heat conduction aluminum substrate mounting plane 10 of radiator, scribbles thermal plastic insulation, and fix with 3 M2.5 screws between heat conduction aluminum substrate 9 and radiator；King light 5 and secondary lamp 6 are arranged on heat conduction aluminum substrate 9；Equipped with mica insulation heat-conducting plate (micarex) 4 outside radiator 1 side, outside equipped with aluminium alloy protective cover 3 at mica insulation heat-conducting plate (micarex) 4, lamp holder inner sleeve 2 is contained in radiator 1 bottom.Prefocus plate lamp holder 7 is fixed on the outside of lamp holder inner sleeve 2.Also have a locating slot 8 on prefocus plate lamp holder 7 top, be used for inserting point type LED railway signal lamp and match with the prefocus plate fixed bit tip.Light tank is had, for being transmitted by the railway signal lamp light that king light 5, secondary lamp 6 send in the middle part of mica insulation heat-conducting plate (micarex) 4.
Insert the build-in lighting circuit plate of point type LED railway signal lamp by built-in king light lamp circuit plate 11 and built-in secondary lamp lamp circuit plate 12, control respectively to insert the king light of point type LED railway signal lamp and secondary lamp.Built-in king light lamp circuit plate 11 and built-in secondary lamp lamp circuit plate 12 are separately mounted to both sides in radiator 1.
Described king light 5 and secondary lamp 6 positive pole are respectively adopted different colours high temperature resistant wire and are connected with the power supply limit of prefocus plate lamp holder 7, and the high temperature resistant wire that king light is respectively adopted same color with secondary lamp negative pole is connected with lamp holder inner sleeve 2.
Described insertion point type LED railway signal lamp, king light and secondary lamp are independent mutually, and its lamp circuit is also independent mutually.Lamp circuit by protect circuit part, power rectifier circuit part, voltage sample circuit part, threshold voltage process form with control circuit, LED drive part.
Protection circuit includes king light protection circuit and secondary lamp protection two parts of circuit, is independent mutually between them:
(1) inserting point type railway signal lamp king light protection circuit is fuse (conventional fuse silk) B10 and fuse (quick-acting fuse) B1, B2, B3, B4, B5.The B1 fusing when rectifying block W1 short circuit, inserts point type LED railway signal lamp king light 5 and turns off the light, and relay J 2 discharges, and secondary lamp 6 is lighted and alerted.As long as luminous body LED1, LED2, LED3, LED4, LED5 in king light have a road to occur, short circuit or open circuit fuse (quick-acting fuse) B1, B2, B3, B4, B5 will fuse in succession.Relay J 2 line bag electric current is less than 40MA.The secondary lamp of KJ2 release (connection) is lighted and is alerted.
(2) inserting point type LED railway signal lamp pair lamp protection circuit is fuse (conventional fuse silk) B11 and fuse (quick-acting fuse) B6, B7, B8, B9; the B1 fusing when rectification bridge block W2 short circuit; secondary lamp is turned off the light and prime J1 line bag is less than 40MA; discharging and alert, KJ2 is also at Guan Bi alarm status.As long as luminous body LED6, LED7, LED8, the LED9 in secondary lamp has a road situation of short circuit or open circuit occur, fuse (quick-acting fuse) B5, B6, B7, B8 will fuse in succession. relay J 1 discharges, alarm, and now J2 yet maintains Guan Bi alarm status.
(3) power rectifier circuit part, is provide DC source for lamp circuit including inserting its effect of point type LED railway signal lamp king light rectifier cell W1 and LED railway signal lamp pair lamp rectifier cell W2
Voltage sample circuit part, the king light part inserting point type LED railway signal lamp is R1, R3, D1 R1, R2 divider resistance in this lamp circuit, and the parameter of R1, R3, D1 determines the voltage swing controlling pole G point of field effect transistor T3.The secondary lamp part of insertion point type LED railway signal lamp is R4, D2, R5 R4, R5 in this lamp circuit is divider resistance.The parameter of R4, R5, D2 determines field effect transistor T4 and controls the voltage swing of pole G point.
Threshold voltage processes and control circuit part, inserts point type LED railway signal lamp circuit king light and secondary lamp threshold voltage processes part respectively field effect transistor T3, T4 element.Scene effect tube voltage controls the current potential size on end G1 point and G2 point, determines the size of threshold voltage, also determines mains transformer BT input terminal voltage and inputs great alternating voltage, and this insertion point type LED electroluminescent lamp just starts shinny.
Threshold voltage processes and control circuit part
(1) R2, R7, T1 composition inserts point type LED railway signal lamp control drive circuit, and R2 plays adjustment LED main lamp current size effect, and R7 is negative feedback resistor, rises and stablizes this insertion point type LED railway signal lamp function of current.
(2) R6, R8, T2 composition inserts the control of point type LED railway signal lamp pair lamp, and drive circuit R6 resistance plays adjustment LED luminescence pair lamp current magnitude, and R8 is secondary lamp negative feedback, plays and stablizes LED railway signal lamp pair lamp current effect.
Alternating current power supply power pack is that railway is original, it is impossible to change.
Alternating current power supply power pack is made up of two parts.That is: in broken box, (A) forms for mains transformer BT, electric current relay J2 in current relay J1 and broken box B.
Described rectifier bridge W1 and W2 is KBP310.
Described field effect transistor T3 and T4 is 20N60C.
Described audion T1 and T4 is BU406.
Insert point type LED railway signal lamp control circuit to be made up of king light circuit part and secondary circuit for lamp part.
King light circuit part is made up of king light lamp circuit and king light LED luminous component.
King light lamp circuit includes king light protection circuit, king light power rectifier circuit, king light voltage sample circuit, king light threshold voltage control and treatment circuit, king light LED lamp drive circuit.
King light protection circuit includes fuse B10, fuse B1, fuse B2, fuse B3, fuse B4, fuse B5.
King light power rectifier circuit is made up of rectifier cell W1, adopts bridge rectifier block.
King light voltage sample circuit is made up of resistance R1, Zener diode D1, resistance R3.
King light threshold voltage processes and adopts field effect transistor T3 with control circuit.
King light LED lamp drive circuit is made up of resistance R2, resistance R7, audion T1.
King light LED luminous component is made up of luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, luminous body LED5.
Insert the secondary circuit for lamp part of point type LED railway signal lamp:
Secondary circuit for lamp part is made up of secondary lamp lamp circuit and secondary lamp LED luminous component.
Secondary lamp lamp circuit includes pair lamp protection circuit, secondary lamp power rectifier circuit, secondary modulating voltage sample circuit, secondary lamp threshold voltage process and control circuit, secondary lamp LED drive circuit.
Secondary lamp protection circuit includes fuse B11, fuse B6, fuse B7, fuse B8, fuse B9.
Secondary lamp power rectifier circuit is to be made up of rectifier cell W2, adopts bridge rectifier block.
Secondary modulating voltage sampling part is made up of resistance R4, Zener diode D2, resistance R5.
Secondary lamp threshold voltage processes and adopts field effect transistor T4 with control circuit.
Secondary lamp LED drive part is made up of resistance R6, resistance R8, audion T2.
Secondary lamp LED luminous component is made up of luminous body LED6, luminous body LED7, luminous body LED8, luminous body LED9.
In the described king light lamp circuit inserting point type LED railway signal lamp; one end of protection element fuse B10 is connected with prefocus plate lamp holder left side pad 13; the protection element B10 other end is connected with the ac input end of rectifier cell W1, and the rectifier cell exchange input other end is connected with inner sleeve 2.
In described king light lamp circuit, the negative pole 6 of rectifier cell (rectifier bridge) W1 connects the S pole of field effect transistor T3, rectifier cell (rectifier bridge) W1 positive pole 7 is connected to one end of resistance R1, the other end 10 of resistance R1 is connected with Zener diode D1 negative pole, and Zener diode D1 positive pole is connected with resistance R3 one end 11.
In king light lamp circuit, the control pole G of thresholding control element field effect transistor T3 is connected with Zener diode D1 positive pole, the S pole of field effect transistor T3 is connected with the negative pole 6 of rectifier cell (rectifier bridge) W1, one section of the D end of T3 and the feedback resistance R7 in drive circuit is connected, the other end of R7 is connected with the emitter stage 23 of audion T1, the base stage of T1 is connected with resistance R2 one end 14, the other end of resistance R2 is connected with cathode rectifier 7, and audion T1 colelctor electrode 22 is connected (and company) with test point pad b, e, g, i, k of king light.
16 one end of fuse (quick-acting fuse) B1 in the king light lamp circuit of described insertion point type LED railway signal lamp, 17 one end of fuse B2, 18 one end of fuse B3, 19 one end of fuse B4 are connected with the positive pole 7 of rectifier cell (rectifier bridge) W1 after being connected with 20 one end of fuse B5, fuse B1, fuse B2, fuse B3, fuse B4, the other end of fuse B5 is corresponding respectively receives luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, the positive pole of luminous body LED5, luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, the negative pole of luminous body LED5 is connecting test pad a respectively, d, f, h, j.
In the secondary lamp lamp circuit part of described insertion point type LED railway signal lamp; one end 3 of secondary lamp protection element fuse B11 is connected with pad 14 on the right of prefocus plate lamp holder; the other end of secondary lamp protection element fuse B11 is connected with the ac input end 4 of rectifier cell (rectifier bridge) W2, and another ac input end of rectifier cell (rectifier bridge) W2 is connected with inner sleeve 2.
In the secondary lamp lamp circuit of described insertion point type LED railway signal lamp, rectifier cell W2 negative pole 8 is connected with the S level of field effect transistor T4, rectifier cell (rectifier bridge) W2 positive pole 9 is connected with one end of resistance R4, the other end 12 of resistance R4 is connected with Zener diode D2 negative pole, Zener diode D2 pipe positive pole is connected with resistance R5 one end 13, and the resistance R5 other end is connected with the negative terminal 8 of rectifier cell (rectifier bridge) W2 of secondary lamp.
Described secondary lamp threshold voltage processes and is connected with the positive pole 13 controlling pole G and Zener diode D2 of field effect transistor T4 in secondary lamp control circuit, the S level of field effect transistor T4 is connected with rectifier cell (rectifier bridge) W2 negative pole 8, the D pole of field effect transistor T4 is connected with negative feedback resistor R8 one end in the drive circuit of secondary lamp, the negative feedback resistor R8 other end 25 is launched collection with audion T2 and is connected, audion T2 base stage is connected with resistance R6 one end 15, the resistance R6 other end is connected with rectifier cell (rectifier bridge) W2 anode 9, the colelctor electrode 24 of audion T2 respectively with the pad m of secondary lamp test point, o, g, u point connects.
26 ends of described secondary lamp part fuse (quick-acting fuse) B6,27 ends of fuse B7,28 ends of fuse B8, after 29 ends of fuse B9 are connected in parallel, it is connected with the positive pole 9 of rectifier cell (rectifier bridge) W2.The other end of fuse B6 is connected with luminous body LED6 positive pole, and the other end of fuse B7 is connected with luminous body LED7 positive pole, and the other end of fuse B8 is connected with luminous body LED8 positive pole.The other end of fuse B9 is connected with luminous body LED9 positive pole.Luminous body LED6 negative pole is connected with test point pad L, and luminous body LED7 negative pole is connected with test point pad N, and luminous body LED8 negative pole is connected with test point pad p, and luminous body LED9 negative pole is connected with test point welded disc I.
Alternating current flow pattern relay J 1, operating current, be more than or equal to exchange 100MA, discharges less than exchange 40MA.
Alternating current flow pattern relay J 2, operating current is be more than or equal to 1.5ma, and release is less than 40ma.
Described fuse B10 and fuse B10 adopts commercially available fuse (electric fuse).
Described fuse B1, B2, B3, B4, B5, B6, B7, B8 and B9 adopt commercially available fastp-acting fuse (quick-acting fuse).
This utility model is a kind of special plug-in type point type LED light source of railway signal, it is characterised in that insert its built-in control point circuit for lamp of point type LED light source lamp.This inserts point type LED railway signal lamp and can be used for meeting the lighting unit of Ministry of Railways's standard.It is truly realized the LED light source lamp when not changing former circuit and lamp mechanism to exchange with Halogen light.
Described insertion point type LED railway signal lamp is not changing the original connecting line of existing railway, pulling up original Halogen light in color-light signal mechanism on the basis of outer lens and focus-fixing disk lamp holder and directly use plug-in type point type LED railway signal lamp instead, onsite application is without transforming existing signal lights mechanism and lamp circuit.
Described insertion point type LED railway signal lamp can be directly connected to use with the lighting unit that traditional BX-34 transformator and filament transfer relay form.
Described insertion point type LED railway signal lamp, it is possible to be directly connected to use with the lighting unit of Ministry of Railways standard.
Claims (10)
1. inserting a point type LED railway signal lamp, it is levied and is in that: include build-in lighting circuit plate, radiator, lamp holder inner sleeve, mica insulation heat-conducting plate, outer housing, luminous body, heat conduction aluminum substrate and prefocus plate lamp holder；
Heat conduction aluminum substrate mounting plane it is provided with in the side of radiator; heat conduction aluminum substrate mounting plane arranges heat conduction aluminum substrate mounting holes; heat conduction aluminum substrate is arranged on the heat conduction aluminum substrate mounting plane that radiator is arranged; king light, secondary lamp are arranged on heat conduction aluminum substrate; equipped with mica insulation heat-conducting plate outside radiator side; equipped with aluminium alloy protective cover outside mica insulation heat-conducting plate, being sleeved on bottom radiator in lamp holder, prefocus plate lamp holder is arranged on lamp holder outside of inner cover；
Insert the built-in two blocks of lamp circuit plates of point type LED railway signal lamp, control respectively to insert the king light of point type LED railway signal lamp and secondary lamp；
Insert point type LED railway signal lamp control circuit to be made up of king light circuit part and secondary circuit for lamp part；
King light circuit part is made up of king light lamp circuit and king light LED luminous component；King light lamp circuit includes king light protection circuit, king light power rectifier circuit, king light voltage sample circuit, king light threshold voltage control and treatment circuit and king light LED lamp drive circuit；
King light protection circuit includes fuse B10, fuse B1, fuse B2, fuse B3, fuse B4 and fuse B5；King light power rectifier circuit is made up of rectifier cell W1；King light voltage sample circuit is made up of resistance R1, Zener diode D1, resistance R3；King light threshold voltage processes and adopts field effect transistor T3 with control circuit；King light LED lamp drive circuit is made up of resistance R2, resistance R7, audion T1；King light LED luminous component is made up of luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, luminous body LED5；
Secondary circuit for lamp part is made up of secondary lamp lamp circuit and secondary lamp LED luminous component；Secondary lamp lamp circuit includes pair lamp protection circuit, secondary lamp power rectifier circuit, secondary modulating voltage sample circuit, secondary lamp threshold voltage process and secondary lamp control circuit and secondary lamp LED drive circuit；
Secondary lamp protection circuit includes fuse B11, fuse B6, fuse B7, fuse B8, fuse B9；Secondary lamp power rectifier circuit is made up of rectifier cell W2；Secondary modulating voltage sampling part is made up of resistance R4, Zener diode D2, resistance R5；Secondary lamp threshold voltage processes and adopts field effect transistor T4 with control circuit；Secondary lamp LED drive part is made up of resistance R6, resistance R8, audion T2；Secondary lamp LED luminous component is made up of luminous body LED6, luminous body LED7, luminous body LED8, luminous body LED9.
2. insertion point type LED railway signal lamp according to claim 1, it is characterised in that:
In the described king light lamp circuit inserting point type LED railway signal lamp; one end of protection element fuse B10 is connected with prefocus plate lamp holder left side pad; the protection element B10 other end is connected with the ac input end of rectifier cell W1, and the rectifier cell exchange input other end is connected with inner sleeve；
In described king light lamp circuit, the negative pole of rectifier cell W1 connects the S pole of field effect transistor T3, and rectifier cell W1 positive pole is connected to one end of resistance R1, and the other end of resistance R1 is connected with Zener diode D1 negative pole, and Zener diode D1 positive pole is connected with resistance R3 one end；
In described king light lamp circuit, the control pole G of thresholding control element field effect transistor T3 is connected with stabilivolt D1 positive pole, the S pole of field effect transistor T3 is connected with the negative pole of rectifier cell W1, one section of the D end of field effect transistor T3 and the feedback resistance R7 in drive circuit is connected, the other end of feedback resistance R7 is connected with the emitter stage of audion T1, the base stage of audion T1 is connected with resistance R2 one end, the other end of resistance R2 is connected with cathode rectifier, and audion T1 colelctor electrode is connected with test point pad b, e, g, i, k of king light；
One end of fuse B1 in the king light lamp circuit of described insertion point type LED railway signal lamp, one end of fuse B2, one end of fuse B3, one end of fuse B4 is connected with the positive pole 7 of W1 after being connected with one end of fuse B5, fuse B1, fuse B2, fuse B3, the other end of fuse B4 and fuse B5 is corresponding respectively receives luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, the positive pole of luminous body LED5, luminous body LED1, luminous body LED2, luminous body LED3, luminous body LED4, the negative pole of luminous body LED5 is connecting test pad a respectively, d, f, h, j；
In the secondary lamp lamp circuit portion of described insertion point type LED railway signal lamp; one end of secondary lamp protection element fuse B11 is connected with pad on the right of prefocus plate lamp holder; the other end of secondary lamp protection element fuse B11 is connected with the ac input end of rectifier cell W2, and another ac input end of rectifier cell W2 is connected with the inner sleeve；
In the secondary lamp lamp circuit of described insertion point type LED railway signal lamp, rectifier cell W2 negative pole is connected with the S level of field effect transistor T4, rectifier cell W2 positive pole is connected with one end of resistance R4, the other end of resistance R4 is connected with Zener diode D2 negative pole, Zener diode D2 positive pole is connected with resistance R5 one end, and the resistance R5 other end is connected with the negative terminal of the rectifier cell W2 of secondary lamp；
Described secondary lamp threshold voltage processes and is connected with the positive pole controlling pole G and stabilivolt D2 of field effect transistor T4 in secondary lamp control circuit, the S level of field effect transistor T4 is connected with rectifier cell W2 negative pole, the D pole of field effect transistor T4 is connected with negative feedback resistor R8 one end in the drive circuit of secondary lamp, the negative feedback resistor R8 other end is launched collection with audion T2 and is connected, audion T2 base stage is connected with resistance R6 one end, the resistance R6 other end is connected with rectifier cell W2 anode, and the colelctor electrode of audion T2 is connected with secondary lamp test point pad m, o, g, u point respectively；
One end of described secondary lamp part fuse B6, one end of fuse B7, one end of fuse B8, after one end of fuse B9 is connected in parallel, it is connected with the positive pole of rectifier cell W2；The other end of fuse B6 is connected with luminous body LED6 positive pole, the other end of fuse B7 is connected with luminous body LED7 positive pole, the other end of fuse B8 is connected with luminous body LED8 positive pole, the other end of fuse B9 is connected with luminous body LED9 positive pole, luminous body LED6 negative pole is connected with test point pad L, luminous body LED7 negative pole is connected with test point pad N, and luminous body LED8 negative pole is connected with test point pad p, and luminous body LED9 negative pole is connected with test point welded disc I.
3. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: build-in lighting circuit plate, by built-in king light lamp circuit plate and built-in secondary lamp lamp circuit plate, controls to insert the king light of point type LED railway signal lamp and secondary lamp respectively；Built-in king light lamp circuit plate and built-in secondary lamp lamp circuit plate are separately mounted in radiator both sides.
4. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: king light and secondary lamp are that high-capacity LED luminous body forms by multiple integrated chips, and king light and secondary lamp are illuminating source independent mutually.
5. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: it is provided with lamp holder locating slot on prefocus plate lamp holder top, is positioned at prefocus plate for inserting the signal lights installation of point type LED road.
6. insertion point type LED railway signal lamp according to claim 1, it is characterized in that: described king light and secondary lamp positive pole are respectively adopted different colours high temperature resistant wire and are connected with the power supply limit of prefocus plate lamp holder, and the high temperature resistant wire that king light is respectively adopted same color with secondary lamp negative pole is connected with lamp holder inner sleeve.
7. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: power rectifier circuit adopts bridge rectifier block.
8. insertion point type LED railway signal lamp according to claim 1, it is characterized in that: described insertion point type LED railway signal lamp is not changing the original connecting line of existing railway, pulling up original Halogen light in color-light signal mechanism on the basis of outer lens and focus-fixing disk lamp holder and directly use plug-in type point type LED railway signal lamp instead, onsite application is without transforming existing signal lights mechanism and lamp circuit.
9. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: inserting point type LED railway signal lamp can be directly connected to use with the lighting unit that BX-34 transformator and filament transfer relay form.
10. insertion point type LED railway signal lamp according to claim 1, it is characterised in that: the described lighting unit inserting point type LED railway signal lamp and Ministry of Railways's standard is directly connected to use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521060515.7U CN205383491U (en) | 2015-12-18 | 2015-12-18 | Insert point type LED railway signal lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521060515.7U CN205383491U (en) | 2015-12-18 | 2015-12-18 | Insert point type LED railway signal lamp |
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| Publication Number | Publication Date |
|---|---|
| CN205383491U true CN205383491U (en) | 2016-07-13 |
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| CN201521060515.7U Withdrawn - After Issue CN205383491U (en) | 2015-12-18 | 2015-12-18 | Insert point type LED railway signal lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387389A (en) * | 2015-12-18 | 2016-03-09 | 汪巍 | Insertion point type LED railway signal light |
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2015
- 2015-12-18 CN CN201521060515.7U patent/CN205383491U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387389A (en) * | 2015-12-18 | 2016-03-09 | 汪巍 | Insertion point type LED railway signal light |
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