The utility model content:
The purpose of this utility model is to overcome above-mentioned weak point, and a kind of road traffic signal controller is provided, and is used for the traffic lights signal controlling of urban road intersection under the intelligent transportation, pedestrian's street crossing and through street inlet.
For achieving the above object, the technical solution adopted in the utility model is:
Be connected with master control cabinet, input cabinet, output cabinet and power supply cabinet in the rack;
The master control backboard of master control cabinet is connected with the socket of power supply cabinet; The malfunction monitoring plate of master control cabinet is connected with the relay of power supply cabinet;
The master control cabinet of input cabinet is connected with the socket of power supply cabinet;
The output backboard of output cabinet is connected with the socket of power supply cabinet;
The voltage/current detection plate of power supply cabinet is connected with the malfunction monitoring plate of master control cabinet.
Master control borad in the described master control cabinet, serial communication plate, telecommunication plate and malfunction monitoring plate are plugged on the master control backboard.
Input interface plate in the described input cabinet, wagon detector and manual/pedestrian detection plate are plugged on the input backboard.
Output interface plate in the described output cabinet, output board and electric current and voltage check-out console are plugged on the output backboard.
Described power machine case comprises wave filter, insurance, switch, AC-dc converter, pilot lamp, relay, socket and flicker control panel; The master control cabinet is connected by bus between cabinet with input cabinet, output; The supply socket of power supply cabinet extracting power supply cord to master control cabinet, input cabinet and the output cabinet backboard.
Described main control computer case comprises:
Have left plate and right plate to have the fixedly fluting of usefulness in the master control cabinet, epipleural and lower side panel are hollow out, and the guide rail of upper and lower symmetry is housed, and front end leaves the circuit board panel fixed orifice, and the backboard holder is left in the rear end; At master control cabinet rear side is the master control backboard, fixes by the fixed orifice of the upper and lower side of master control cabinet; Form by the baffle plate of master control cabinet, the panel of master control borad, the panel of serial communication plate, the panel of telecommunication plate and the panel of malfunction monitoring plate in master control cabinet front side, and fix by the fixed orifice of epipleural and lower side panel.
Described reader case comprises:
The input cabinet inside has left plate and right plate to leave fixed orifice and fluting; Turn up around epipleural, the lower side panel, front end leaves the circuit board panel fixed orifice, the laterally zygomorphic guide rail of middle installation, and the backboard fixed orifice is left in the rear end; Input cabinet rear side is the input backboard that printed circuit board (PCB) is made, and fixes by the fixed orifice of input cabinet upper and lower sides; Input cabinet front side is made up of input cabinet baffle plate, input interface plate panel, wagon detector panel, and fixes by the fixed orifice of input cabinet epipleural, lower side panel; A road traffic signal controller contains a plurality of input cabinets, and each input cabinet has unique address, and the master control cabinet utilizes this address to import cabinet by bus access.
Described output cabinet contains: left plate and right plate have fixing with fluting; Epipleural and lower side panel are hollow out, in the middle of epipleural and the lower side panel hollow out dividing plate are arranged, and the downside of epipleural and the upper side of dividing plate are equipped with laterally zygomorphic guide rail, and epipleural and dividing plate front end leave the panel fixed orifice, and the backboard fixed orifice is left in the rear end; Output cabinet rear side is the output backboard, fixes by the fixed orifice of output cabinet upper and lower sides; Output cabinet front side the first half is made up of output cabinet baffle plate, output interface plate panel, output drive plate panel and electric current and voltage check-out console panel, and fixes by the fixed orifice of master control cabinet epipleural and dividing plate front end; The lower part of output cabinet front side, the i.e. whole hollow out of dividing plate and lower side panel center section; Can contain a plurality of output cabinets in the road traffic signal controller, each output cabinet has unique address, and the master control cabinet utilizes this address to export cabinet by bus access.
Described power supply cabinet is that metal is box-like, highly is no more than the distance of output cabinet dividing plate to lower side panel, and the degree of depth is less than exporting the cabinet front side to the backboard distance; Power supply cabinet front panel leaves perforate, is used to expose and floatless switch, insurance, pilot lamp and socket.
The panel of the baffle plate of the panel of the panel of the baffle plate of described master control cabinet, the panel of master control borad, serial communication plate, the panel of telecommunication plate, fault detection board, input cabinet, the panel of input interface plate, wagon detector, the baffle plate of output cabinet, the panel of output interface plate, the panel of output drive plate and the panel of electric current and voltage check-out console all have fixed orifice up and down, corresponding with the panel fixed orifice of described cabinet epipleural, lower side panel or dividing plate front end, be used for fixing panel fastener.
Described master control borad, serial communication plate, telecommunication plate, fault detection board, input interface plate, wagon detector, output interface plate, output drive plate and electric current and voltage check-out console all fix its panel by two circuit board securing members up and down.
The beneficial effects of the utility model are: on the one hand, taken into full account the application demand of modern intelligent transportation, high performance embedded main control processor provides powerful computing ability and stable program run environment, support the remote network communication function, can insert various forms of vehicle equipments, drive dissimilar signal lamp driver modules; On the other hand, system is become independently circuit board module according to Function Decomposition, by difference in functionality module composition function cabinet, clear in structure, be easy to be assembled into the road traffic signal controller of different detections and load capacity, different communication link according to actual demand, carry out configuration and coincide, save cost with demand; By simple increase input cabinet or output cabinet, change software arrangements, reply road reformation and the system upgrade that causes is avoided overlapping construction; Come various types of faults in the monitoring system by the malfunction monitoring plate of concentrating, and provide clear and definite indicating fault, fast, accurately fault location carries out system maintenance to corresponding functional modules in the functional module level, prevent to scrap uncorrelated parts before it.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail, be to be noted that described embodiment only is intended to be convenient to understanding of the present utility model, and it is not played any qualification effect.
System architecture is fixed in the rack 5 and is formed by master control cabinet 1, input cabinet 2, output cabinet 3 and power supply cabinet 4 as shown in Figure 1.Be connected with master control cabinet 1, input cabinet 2, output cabinet 3 and power supply cabinet 4 in the rack 5; The master control backboard of master control cabinet 1 is connected with the socket of power supply cabinet 4; The relay of the malfunction monitoring plate power supply cabinet 4 of master control cabinet 1 connects; The master control cabinet 1 of input cabinet 2 is connected with the socket of power supply cabinet 4; The output backboard of output cabinet 3 is connected with the socket of power supply cabinet 4; The voltage/current detection plate of power supply cabinet 4 is connected with the malfunction monitoring plate of master control cabinet 1.
Master control cabinet 1 is plugged in master control backboard 10 by master control borad 11, serial communication plate 12, telecommunication plate 13 and malfunction monitoring plate 14 and forms;
Input cabinet 2 is plugged in input backboard 20 by input interface plate 21, wagon detector 23 and manual/pedestrian detection plate 22 and forms;
Output cabinet 3 is plugged in output backboard 30 by output interface plate 31, output drive plate 32 and voltage/current detection plate 33 and forms;
Power supply cabinet 4 comprises wave filter 41, insurance 42, switch 43, AC-dc converter 46, pilot lamp 44, relay 47, socket 48 and flicker control panel 45;
Master control cabinet 1 is connected by bus with input cabinet 2,3 of cabinets of output; Power supply cabinet 4 extracting power supply cords 52 are to master control backboard 10, input backboard 20 and the supply socket of output on the backboard 30.
Master control cabinet 1 is the core of whole road traffic signal controller.Master control borad 11 is the control modules that are made of embedded microprocessor, operation embedded OS, network communication protocol and the application program of controlling at traffic signals; Finish following function: send querying commands by bus 51 to input interface plate 21, obtain current wagon detector 24 outputs, pedestrian's street crossing request, manually control trigger message; In conjunction with the current vehicle detecting information and the street solicited message of going, the operation control algolithm, generate the output side signal case, control algolithm can be pedestrian's street crossing control algolithm, manual control algolithm, the dynamic control algolithm of self-adaptation or network coordination control algolithm, also can be multi-period timing controlled algorithm, wagon detector 24 output informations be as input under multi-period set control algolithm and the manual control algolithm; Send the signal lamp steering logics by bus 51 to output interface plate 31, it is bright or go out promptly to put each signal lamp; The inquiry of response malfunction monitoring plate 14 is put malfunction monitoring plate 14 with the transmission of output side signal case; Send vehicle detection output information by telecommunication plate 13 to traffic control center, receive output side signal case, from the harmony messages of other road traffic signal controller etc. from traffic control center; Obtain operating personnel's signal time distributing conception or configuration information by serial communication plate 12; Obtain the output information of the wagon detector of other serial interface mode by serial communication plate 12.Malfunction monitoring plate 14 real-time monitoring system ruuning situations:, obtain current drive plate 32 current voltage, the electric current output information respectively exported by voltage/current detection plate 33 in the null modem cable 55 inquiry output cabinets 3; By inquiry master control borad 11, obtain the current demand signal output scheme, and the information of returning with voltage/current detection plate 33 contrast, judge whether unanimity, if both are inconsistent, then send and report to the police, and show concrete type of alarm, as lamp group signal deletion, green light signals conflict by its front panel pilot lamp to master control borad 11; By the signal deteching circuit on the plate, whether monitoring alternating voltage, DC voltage be normal, if unusual, then send to master control borad 11 and report to the police, and show concrete type of alarm by its front panel pilot lamp.Master control backboard 10 each circuit board in the master control cabinet 1 that is used to peg graft, the physical connection of provide power supply, communicating by letter.
Wagon detectors 23 in the input cabinet 2 are used to detect automobile storage in the surveyed area that is provided with on the track in situation.According to detecting principle, multiple detecting device can be installed realize, as ground induction coil wagon detector, video frequency vehicle detecting device, ultra sonic vehicle detector, infrared vehicle detecting device, microwave vehicle detecting device, earth magnetism wagon detector etc.; The signal definition of 20 connectors of backboard only need be unified and import to all detecting devices, i.e. the pin positions of power supply, sensor input, detection output.Input interface plate 21 is used for reading concurrently the digital signal type detection output of each wagon detector 23, and promptly high level represents that corresponding surveyed area has car to exist, and low level is represented not have car and existed, otherwise also can; The input interface plate is replied the querying command from master control borad 11, uploading detection information.Input backboard 20 is used for pegging graft and imports each circuit board in the cabinet 2, and the physical connection of power supply, communication and sensor wiring is provided.
The switching that output drive plate 32 in the output cabinet 3 is used for the signal lamp steering logic of digital form is converted into ac signal can realize by multiple modes such as solid-state relay, electromagnetic relay, controllable silicons; Comprise current sensor on the output drive plate 32, so that voltage/current detection 33 plates are measured.Output interface plate 31 in the output cabinet 3 is used to receive the signal lamp steering logic information from master control borad 11, and this information translation is become parallel driving output drive plate 32.Output backboard 30 is used for pegging graft and exports each circuit board in the cabinet, and the physical connection of power supply, communication and lamp set of connections is provided.Output cabinet 3 central dividing plates and lower side panel openwork part are used to install power supply cabinet 4.
Power supply cabinet 4 is used for providing the direct supply and the panel leds of Ge Lu direct supply after filtered AC power, the conversion to show to master control cabinet 1, input cabinet 2, output cabinet 3; Realize the power supply control of signal lamp and the power supply control of whole road traffic signal controller by the switch of front panel; The ac signal of the timing conducting of sending by relay control signal and the inner flicker control panel of accepting from malfunction monitoring plate 14 45 providing the flash signal drive source of degradation demonstration usefulness failure condition under.
Different road traffic signal controllers has different configurations because of number of track-lines, the shape difference in crossing of living in or highway section, be embodied in: a plurality of wagon detectors 23 of single input cabinet 2 configurations, satisfy domestic consumer's requirement, if number of track-lines is more, the vehicle detection demand is bigger, when the contained wagon detector 23 of single input cabinet can't satisfy, can solve, promptly increase an input cabinet 2 that the address is different by expansion input cabinet 2 modes; The a plurality of output drive plates 32 of single output cabinet 3 configurations, satisfy domestic consumer's requirement, if crossing or highway section are complex-shaped, the signal load demand is bigger, when single output cabinet 3 contained output drive plates 32 can't satisfy, can solve by expansion output cabinet 3 modes, promptly increase an input cabinet 3 that the address is different.
Fig. 2 is a kind of preferred structure that the utility model is formed, and can satisfy most of crossings and highway section demand for control.
Master control cabinet 1 inside consists of: peg graft respectively from left to right on the master control backboard 10 12,1 malfunction monitoring 14 of 11,3 blocks of RS232 serial communication plates of 1 ARM master control borad and an optical fiber telecommunications plate 13.Master control backboard 10 fronts are respectively from left to right: 1 standard DIN41612C 96 pin female socket 101 is used to connect master control borad 11; 3 standard DIN 41612B 64 pin female sockets 102 are used to connect 3 blocks of serial communication plates 12; 1 standard DIN41612 B 64 pin female socket 103 is used to connect malfunction monitoring plate 14.Master control backboard 10 back sides are communication interface and power supply/control interface: 1 standard 25 pin straight cuttings welding D type female connector 17 is arranged near master control borad 11 sockets, as the communication port of master control borad 11 with input interface plate 21, output interface plate 31; 1 standard 9 pin straight cutting welding D type female connector 16 is arranged near the malfunction monitoring plate 14, is used for communicating by letter between malfunction monitoring plate 14 and the voltage/current detection plate 33; The straight cutting Connection Block 15 of 7.62 millimeters spacings of 1 12 pin is arranged in master control backboard 10 right sides, and the power supply that is used for master control cabinet 1 and the relay control information that is connected malfunction monitoring plate output 14 are to power supply cabinet 4.
Input cabinet 2 inside consist of: 1 manual/21, the 8 ground induction coil wagon detector 23 of 22,1 block of serial input interface plate of pedestrian detection plate of pegging graft respectively from left to right on the input backboard 20.Input backboard 10 fronts are respectively from left to right: 1 standard DIN 41612 B 64 pin female socket 201 is used for connecting manually/pedestrian detector 22; 1 standard DIN 41612C 96 pin female socket 202 is used to connect input interface plate 21; 8 standard DIN 41612B 64 pin female sockets 203 are used to connect wagon detector 23.Input backboard 20 back sides are communication interface, manual/pedestrian signal interface 25 and power interface: 2 standard 25 pin straight cuttings welding D type female connectors 27 are arranged near input interface plate 21 sockets, wherein 1 as input interface plate 21 communication port with master control borad 11, and another is used to expand this communication bus 51 to other input cabinet 2; The straight cutting Connection Block 24 of 7.62 millimeters spacings of 68 pins is arranged in respectively near wagon detector 23 sockets, is used to connect the vehicle detection sensor; The straight cutting Connection Block 26 of 7.62 millimeters spacings of 16 pin is arranged in input backboard 20 right sides, is used to import the power supply of cabinet 2; The straight cutting Connection Block 25 of 7.62 millimeters spacings of 16 pin is arranged in input backboard 20 left sides, is used for connecting manually/pedestrian's input signal.
Output cabinet 3 inside consist of: peg graft respectively from left to right on the output backboard 30 31,7 controllable silicon output drive plates 32 of 1 block of serial output interface plate and 1 block of voltage/current detection plate 33.Output backboard 30 fronts are respectively from left to right: 1 standard DIN 41612C 96 pin female socket 301 is used to connect output interface plate 31; 7 standard DIN 41612C 32 pin female sockets 302 are used for connecting output drive plate 32; 1 standard DIN 41612C 96 pin female socket 303 is used to connect voltage/current detection plate 33.Output backboard 30 back sides are communication interface and power interface: 2 standard 25 pin straight cuttings welding D type female connectors 37 are arranged near output interface plate 31 sockets, wherein 1 as output interface plate 31 communication port with master control borad 11, and another is used to expand this communication bus 51 to other output cabinet 3; The straight cutting Connection Block 34 of 7.62 millimeters spacings of 76 pins is arranged in respectively near the output drive plate 32, is used to connect the lamp line of signal lamp; 2 standard 9 pin straight cuttings welding D type female connectors 35 are arranged near the voltage/current detection plate 33, and wherein 1 is used for communicating by letter between voltage/current detection plate 33 and the malfunction monitoring plate 14, and another user expands this communication bus 55 and exports cabinet 3 to other; The straight cutting Connection Block 36 of 7.62 millimeters spacings of 1 11 pin is arranged in output backboard 30 right sides, the power supply that is used to export cabinet 30.
Power supply cabinet 4 consists of: electric power incoming line aviation socket 481, master control aviation socket 482, input aviation socket 483, output aviation socket 484, user's supply socket 485, LED power light 441,30A power safety 42 and lamp group power switch 432 and total power switch 431 are fixed in the power supply case front panel, and cabinet inside is placed with 35A power-supply filter 41, back panel wiring terminal 49, solid- state relay 47,12V/2A 5V/3A AC- dc converter 461,24V/5A AC-dc converter 462, flicker control panel 45 and flashing indicator light 442.Power supply cabinet 4 is positioned over the hollow out zone of output cabinet 3 downsides.Socket cable 521 on the master control aviation plug 482, are used to connect power supply cabinet 4 and master control cabinet 1; Socket cable 522 on the input aviation plug 483 is used to connect power supply cabinet 4 and input cabinet 2; Socket cable 523 on the output aviation plug 484 is used to connect power supply cabinet 4 and output cabinet 3.
Rack adopts built-in 19 inches standard racks, front and back double door mode.The fixed orifice of normal pitch is left in the frame both sides, is used for fixing master control cabinet 1, input cabinet 2, output cabinet 3 and power supply cabinet 4.
Fig. 3 is master control cabinet 1 example structure figure of the present utility model, and this figure is for physical arrangement that emphasizes master control cabinet 1 and assembling mode, for more clearly illustrating inner structure, only shows the master control borad 11 of the leftmost side.Master control cabinet 1 adopts rectangular-shaped, master control cabinet 1 shell is made up of four blocks of aluminum side plates in upper and lower, left and right 191,192,193,194: left plate 191, right plate 192 adopt the sheet metal of profile symmetry, 180, two screw holes 181 of upper and lower each two the rectangle fluting in side, be used for by screw 182 fixed upper plates 193, lower side panel 194, last two flat fixed orifices 195 are left in the front side, are used for the master control cabinet is fixed in frame; Epipleural 193, lower side panel 194 adopt the hollow out sheet metal of profile symmetry, upwards turn up all around, front side folded up portion branch leaves screw hole 198, be used for fixing each circuit board panel 171 by panel fastener 172, both sides folded up portion branch leaves the latch 190 of screw hole 181 and projection, is used for epipleural 193, lower side panel 194 are fixed between left plate 191 and the right plate 192; Epipleural 193, lower side panel 194 be equipped with up and down symmetry and with the corresponding plastic guide rail 196 of master control cabinet 1 interior circuit board quantity, be used for fixing circuit board, leave strip fluting 197 between the guide rail, be convenient to 1 heat radiation of master control cabinet; Epipleural 193, lower side panel 194 rear ends are bent to form a plurality of laterally zygomorphic holders 199 by cutting, are used for fixing master control backboard 10.At master control cabinet 1 rear side is master control backboard 10, fixing by the holder 199 of master control cabinet 1 upper and lower side; Form by the baffle plate of master control cabinet 1, the panel of master control borad 11, the panel of serial communication plate 12, the panel of telecommunication plate 13 and the panel of malfunction monitoring plate 14 in master control cabinet 1 front side, and fixing by the screw hole 198 and the panel fastener 172 of epipleural 193 and lower side panel 194.
Fig. 4 is input cabinet 2 example structure figure of the present utility model, and this figure is in order to emphasize the physical arrangement and the assembling mode of input cabinet 2, for more clearly illustrating inner structure, only shows the manual/pedestrian detection plate 22 of the leftmost side.Input cabinet 2 adopts rectangular-shaped, the input casing is made up of four blocks of aluminum side plates in upper and lower, left and right 291,292,293,294: the sheet metal of left plate 291 and right plate 292 profile symmetries, 280, two screw holes 281 of upper and lower each two the rectangle fluting in side are used for by screw 282 fixed upper plates 293, lower side panel 294; Leave last two flat fixed orifices 295 in left plate 291 and right plate 292 front sides, be used for the input cabinet is fixed in frame; Epipleural 293 and lower side panel 294 profile symmetries, upwards turn up all around, front side folded up portion branch leaves screw hole 298, by panel fastener 272 circuit board panels 271, both sides folded up portion branch leaves the latch 290 of screw hole and projection, is used for epipleural 293 and lower side panel 294 are fixed between left plate 291 and the right plate 292; Epipleural 293 and lower side panel 294 be equipped with up and down symmetry and with the corresponding plastic guide rail 296 of input cabinet 2 interior circuit board quantity, be used for fixing circuit board, leave strip fluting 297 between the guide rail, be convenient to import case radiation; The rear side of input cabinet 2 is the input backboard 20 that printed circuit board (PCB) is made, and epipleural 293, lower side panel 294 rear ends are bent to form a plurality of symmetries up and down, have the backboard holder 299 of screw hole by cutting, are used for fixing input backboard 20.The front side of input cabinet 2 is made up of the baffle plate of input cabinet 2, the panel of input interface plate 21, the panel of wagon detector 23, and fixes by the epipleural 293 of input cabinet 2 and the screw hole 298 and the panel fastener 272 of lower side panel 294; A road traffic signal controller contains a plurality of input cabinets 2, and each input cabinet 2 has unique address, and master control cabinet 1 utilizes this address by bus 51 visit input cabinets 2.
Fig. 5 is output cabinet 3 example structure figure of the present utility model, and this figure is in order to emphasize the physical arrangement and the assembling mode of output cabinet 3, for more clearly illustrating inner structure, only to show the serial output interface plate 31 of the leftmost side.Output cabinet 3 shells form 394 by four blocks of aluminum side plates in upper and lower, left and right 391,392,393,395 and middle aluminum spacer plate: left plate 391, right plate 392 adopt the sheet metal of profile symmetry, 380, two screw holes 381 of each three rectangle fluting of upper, middle and lower, side, be used for by screw 382 fixed upper plates 393, lower side panel 395 and central dividing plate 394, front side the first half leaves last two flat fixed orifices 383, is used for master control cabinet 1 is fixed in frame; The dividing plate 394 that one hollow out is arranged in the middle of the epipleural 393 of hollow out and the lower side panel of hollow out 395; Epipleural 393 is in dividing plate 394 profile symmetries, upwards turn up all around, front side folded up portion branch leaves screw hole 398, is used for fixing each circuit board panel 371, both sides folded up portion branch leaves the latch 390 of screw hole and projection, is used for epipleural and dividing plate are fixed between the left side plate; Epipleural and dividing plate be equipped with up and down symmetry and with the corresponding plastic guide rail 396 of output cabinet interior circuit board quantity, be used for fixing circuit board, leave strip fluting 397 between the guide rail 396, be convenient to export cabinet 3 heat radiations; Epipleural 393, lower side panel 395 and dividing plate 394 rear ends are bent to form a plurality of laterally zygomorphic backboard holders 399 by cutting, are used for fixing output backboard 30.Output cabinet 3 rear sides are output backboard 30, fix by the fixed orifice of output cabinet 3 upper and lower sides; Output cabinet 3 front side the first half are made up of output cabinet 3 baffle plates, output interface plate 31 panels, output drive plate 32 panels and electric current and voltage check-out console 33 panels, and fixing by the screw hole 398 and the panel fastener 372 of master control cabinet 3 epipleurals 393 and dividing plate 394 front ends; The lower part of output cabinet 3 front sides, the i.e. whole hollow out of dividing plate 394 and lower side panel 395 center sections; Can contain a plurality of output cabinets 3 in the road traffic signal controller, each output cabinet 3 has unique address, and master control cabinet 1 utilizes this address by bus 51 visit output cabinets 3.
Fig. 6 a~Fig. 6 f is power supply cabinet 4 example structure figure of the present utility model, be clear performance inner structure, show in the six views mode, the left view of the right view of the rear view of the upward view of the front elevation of the vertical view of Fig. 6 a power supply cabinet, Fig. 6 b power supply cabinet, Fig. 6 c power supply cabinet, Fig. 6 d power supply cabinet, Fig. 6 e power supply cabinet, Fig. 6 f power supply cabinet, and omitted back panel wiring.The power supply cabinet 4 that comprises live wire, zero line and ground wire is box-like for metal, highly is no more than the distance of output cabinet 3 central dividing plates 394 to lower side panel 395, and the degree of depth is less than exporting cabinet 3 front sides to the distance of importing backboard 30; Power supply cabinet 4 front panels 40 leave perforate, are used to expose and fixedly total power switch 431, lamp switch 432, user's supply socket 485, power safety 42, pilot lamp 441, master control aviation socket 482, input aviation socket 483 and output aviation socket 484.After power lead is introduced by the electric power incoming line aviation socket 481 in power supply cabinet 4 left sides, be connected on the wave filter 41 that is fixed in power supply cabinet 4 left plates, the output of wave filter 41 is connected to user's supply socket 485, power safety 42 and the total power switch 431 that is fixed in power supply cabinet 4 front panels, lamp switch 432 1 termination zero lines, a pin of the control end of another termination solid-state relay 47; An other end of total power switch is connected on the back panel wiring terminal 49, and the user expands the available connection terminal of zero line and live wire; Two AC-dc converters 461,462 are by the solid hole of the fixed screw holes of power supply cabinet 4 bottoms, vertically be fixed in power supply cabinet 4 right side area side by side, export the direct current that 5V, 12V and 24V three tunnel isolate respectively, and be connected on the back panel wiring terminal 49, so that expand; Be fixed in front panel, whether three LED power lights 441 of corresponding three-way direct current power supply are used to indicate current powered by direct current normal respectively; Flicker control panel 45 is fixed on the right plate of power supply cabinet 4, the alternating current drive signal that the output fixed cycle falls to lead to; Whether flashing indicator light 442 is used to indicate flash signal normal; Master control aviation socket 482, input aviation socket 483 and output aviation socket 484 are used for drawing respectively Alternating Current Power Supply, direct current supply and the control signal that master control cabinet 1, input cabinet 2 and output cabinet 3 will be used, as from solid-state relay 47 control input signals of malfunction monitoring plate 14 be access to the solid-state relay 47 control output signals of output drive plate 32.
The above; only be the embodiment among the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with the people of this technology in the disclosed technical scope of the present invention; can understand conversion or the replacement expected; all should be encompassed in of the present invention comprising within the scope, therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.