CN2675503Y

CN2675503Y - Electric control device for mobile fume extractor

Info

Publication number: CN2675503Y
Application number: CN 200420018512
Authority: CN
Inventors: 吉铭; 陈茂祥
Original assignee: KEJIAN UNIVERSAL ELECTROMECHANICAL CO Ltd HARBIN
Current assignee: KEJIAN UNIVERSAL ELECTROMECHANICAL CO Ltd HARBIN
Priority date: 2004-02-26
Filing date: 2004-02-26
Publication date: 2005-02-02
Anticipated expiration: 2014-02-26

Abstract

The utility model discloses an electric control device for a mobile fume extractor, which is used on a passenger train for collecting fume. The utility model is composed of a computer (1), a multiport serial card (2), a plurality of groups of trolley controlling circuits (3) and a compartment-data collecting circuit (4), wherein, the compartment-data collecting circuit (4) is composed of an A/D collecting card (4-1) and a plurality of groups of compartment information sensors (4-2), an output end of the compartment information sensor (4-2) is connected with an input end of the A/D collecting card (4-1), and the A/D collecting card (4-1) is plugged in a socket of the computer (1); the multiport serial card (2) has an interface circuit with a 485 communication line and is plugged in another socket of the computer (1); the trolley controlling circuit (3) is connected with the other end of the multiport serial card (2) through the 485 communication line. The data about the length and the number of compartments are obtained by the computer which controls the corresponding number of fume collecting trolleys to arrive at a chimney of each compartment respectively, then, a fume collecting cover is lowered to cover the train chimney, and a blower is switched on to extract the fume away. The utility model has the advantages of reasonable design and reliable operation.

Description

The controller for electric consumption of portable fume extractor

Technical field: the utility model relates to the controller for electric consumption of passenger train being collected the portable fume extractor of flue gas.

Background technology: at present, northern China railway passenger train in winter car team warehouse-in technical servicing and inspection operation are must carrying out of tasks, and the north of china in winter passenger train has increased coal operation on warehouse-in back heating and the drinking water boiler again in addition.Directly enter in the storehouse because passenger vehicle advances the flue dust that heating stove and drinking water boiler produce behind the storehouse, a large amount of flue dust and poisonous, pernicious gas are spread in the storehouse, 10 meters of the insufficient visibility when serious in the storehouse, working environment is very abominable.Designed portable fume extractor in order to address this problem people, on the collection cigarette dolly of this device the chimney that exhaust fume collecting hood covers passenger train has been installed, the flue gas of discharging in the chimney has been collected outside the outbound side by side.But because of car team enter the storehouse after stop position uncertain, compartment sample different in size, position, the chimney left and right sides not necessarily, so car team enters the storehouse come to a complete stop after, the position of each chimney is uncertain at every turn, difference can reach at most more than 30 meters, and this just requires to collect the cigarette dolly can drive the exhaust fume collecting hood orbital motion, finds chimney accurately to locate automatically.

Utility model content: find the train chimney automatically in order to make collection cigarette dolly on the hydrodynamic reciprocating sealing flue can drive exhaust fume collecting hood, accurately locate, the utility model provides the controller for electric consumption of portable fume extractor, it is by computing machine 1, multi-serial-port card 2, some groups of dolly control circuits 3 and car team data acquisition circuit 4 are formed, car team data acquisition circuit 4 is made up of A/D capture card 4-1 and some groups of car team information sensor 4-2, the mouth of car team information sensor 4-2 is connected on the input end of A/D capture card 4-1, and A/D capture card 4-1 is inserted on the slot of computing machine 1.All form in every group of dolly control circuit 3 by several bicycle control circuits 3-1, bicycle control circuit 3-1 in every group of dolly control circuit 3 is connected in parallel by 485 order wires, dolly control circuit 3 is connected the terminals of multi-serial-port card 2 by 485 order wires, multi-serial-port card 2 is 485 order wire interface circuits, and multi-serial-port card 2 is inserted on another slot of computing machine 1.The utility model is when work, and car team information sensor 4-2 is separately positioned on the different track 7, is used to gather the data of every row railway car length on the different tracks and the data of compartment joint number, and this data upload computing machine 1; One group of dolly control circuit 3 is used to control several collection cigarette dollies with respect on the track; When one train enters in the storehouse, computing machine obtains the data of car length and joint number, arrive the chimney place in every joint compartment respectively according to the spacing distance of determining after calculating by the collection cigarette dolly of programming control respective numbers, and every position transduser that collects on the cigarette dolly uploads to host computer in real time with the relative position that every collection cigarette car moves, so that every collection cigarette dolly is monitored in real time, motion to collection cigarette dolly has formed a closed loop control, accurately locate by sound or light wave reflective sensor among the bicycle control circuit 3-1 again, fall exhaust fume collecting hood then and cover the compartment chimney, open blower fan and take flue dust away.The utility model The whole control system constitutes the dcs that Star network combines with bus network by 485 order wires, makes communication not only reliably but also be beneficial to teletransmission.The utlity model has advantage reasonable in design, reliable operation.

Description of drawings: Fig. 1 is a structural representation of the present utility model, Fig. 2 is the structural representation of the power circuit 3-1-1 of bicycle control circuit in the embodiment one, Fig. 3 is the structural representation of control circuit 3-1-2 in the embodiment one, and Fig. 4 is the connection structure scheme drawing of car team information sensor in the embodiment two.

The specific embodiment one: specify present embodiment below in conjunction with Fig. 1 to Fig. 3.Present embodiment is made up of computing machine 1, multi-serial-port card 2, some groups of dolly control circuits 3 and car team data acquisition circuit 4.Car team data acquisition circuit 4 is made up of A/D capture card 4-1 and some groups of car team information sensor 4-2, and the mouth of car team information sensor 4-2 is connected on the input end of A/D capture card 4-1, and A/D capture card 4-1 is inserted on the slot of computing machine 1.All form in every group of dolly control circuit 3 by several bicycle control circuits 3-1, bicycle control circuit 3-1 in every group of dolly control circuit 3 is connected in parallel by 485 order wires, and dolly control circuit 3 is connected the terminals of multi-serial-port card 2 by 485 order wires.Multi-serial-port card 2 is 485 order wire interface circuits, and multi-serial-port card 2 is inserted on another the slot of computing machine 1.It is CI-134 that multi-serial-port card 2 is selected model for use, and the model of A/D capture card 4-1 is PCL-812.

Bicycle control circuit 3-1 is made up of power circuit 3-1-1 and control circuit 3-1-2, power circuit 3-1-1 is by three-phase alternating-current supply～V, three-phase breaker QF1, six contactless switch KM1～KM6, three-phase thermal relay FR1～FR3 and three electrical motor 1M～3M form, three-phase alternating-current supply～V connects the input end of three-phase breaker QF1, the mouth of three-phase breaker QF1 connects the input end of six contactless switch KM1～KM6 respectively, contactless switch KM2 and contactless switch KM1 are connected in parallel, make electrical motor 1M that the rotation direction of positive and negative both direction can be arranged, contactless switch KM4 and contactless switch KM3 are connected in parallel, make electrical motor 2M that the rotation direction of positive and negative both direction can be arranged, contactless switch KM6 and contactless switch KM5 are connected in parallel, make electrical motor 3M that the rotation direction of positive and negative both direction can be arranged, the mouth of contactless switch KM1 and KM2 is connected on the power end of electrical motor 1M by thermal relay FR1, the mouth of contactless switch KM3 and KM4 is connected by thermal relay FR2 on the power end of electrical motor 2M, and the mouth of contactless switch KM5 and KM6 is connected on the power end of electrical motor 3M by thermal relay FR3.Electrical motor 1M is the drive source that collection cigarette dolly seesaws, and electrical motor 2M is the drive source of one group of extraction hood lifting on the collection cigarette dolly, and electrical motor 3M is the drive source of another group extraction hood lifting on the collection cigarette dolly.Control circuit 3-1-2 is by adapter 10, Programmable Logic Controller PLC, position feedback transducer S1, sound or light wave reflective sensor S2, travel switch (S0, S4, S5, S6), control coil ZKM1～ZKM6 of six contactless switch KM1～KM6 and respectively with the break contact K ' M1～K ' M6 of contactless switch KM1～KM6 interlock, six capacitor C 1～C6 and six resistance R 1～R6 form, a communication ends of adapter 10 is connected on 485 order wires, another communication ends T of adapter 10 is connected on the communication ends T ' of Programmable Logic Controller PLC by order wire 422, the pin 200 of Programmable Logic Controller PLC connects the moved end of travel switch S0, the moved end of travel switch S3, the moved end of travel switch S4, the moved end of travel switch S5, the moved end of travel switch S6, pin 1 harmony of position feedback transducer S1 or the pin 1 of light wave reflective sensor S2, travel switch S0, S3, S4, the quiet end of S5 and S6 connects the pin 00 of Programmable Logic Controller PLC respectively, pin 03, pin 08, pin 09 and pin A, the pin 201 of Programmable Logic Controller PLC connects pin COM2, pin 3 harmony of position feedback transducer S1 or the pin 2 of light wave reflective sensor S2, the pin 2 of position feedback transducer S1 connects the pin 01 of Programmable Logic Controller PLC, the pin 3 of sound or light wave reflective sensor S2 connects the pin 02 of Programmable Logic Controller PLC, meet source of AC～V2 between the pin 102 of Programmable Logic Controller PLC and the pin 108, the pin COM1 of Programmable Logic Controller PLC connects source of AC～V1, the pin 0 of Programmable Logic Controller PLC connects the end of control coil ZKM1 and an end of capacitor C 1 by break contact K ' M2, the other end ground connection of control coil ZKM1, the other end of capacitor C 1 is by resistance R 1 ground connection; The pin 1 of Programmable Logic Controller PLC connects the end of control coil ZKM2 and an end of capacitor C 2 by break contact K ' M1, the other end ground connection of control coil ZKM2, and the other end of capacitor C 2 is by resistance R 2 ground connection; The pin 2 of Programmable Logic Controller PLC connects the end of control coil ZKM3 and an end of capacitor C 3 by break contact K ' M4, the other end ground connection of control coil ZKM3, and the other end of capacitor C 3 is by resistance R 3 ground connection; The pin 3 of Programmable Logic Controller PLC connects the end of control coil ZKM4 and an end of capacitor C 4 by break contact K ' M3, the other end ground connection of control coil ZKM4, and the other end of capacitor C 4 is by resistance R 4 ground connection; The pin 4 of Programmable Logic Controller PLC connects the end of control coil ZKM5 and an end of capacitor C 5 by break contact K ' M6, the other end ground connection of control coil ZKM5, and the other end of capacitor C 5 is by resistance R 5 ground connection; The pin 7 of Programmable Logic Controller PLC connects the end of control coil ZKM6 and an end of capacitor C 6 by break contact K ' M5, the other end ground connection of control coil ZKM6, and the other end of capacitor C 6 is by resistance R 6 ground connection.

The bicycle control circuit of present embodiment changes 422 the signalling methods of PLC into 485 signalling methods by adapter 10 communicates by letter with computing machine 1, and adapter is selected the model of AFP15401 for use.Obtain the travel distance signal of collection cigarette dolly and upload computing machine by position feedback transducer S1, make computing machine can monitor the position of collection cigarette dolly in real time by PLC.Under computing machine 1 control, the internal circuit of PLC is connected pin COM1 and pin 0 or the pin 1 of PLC respectively, make control coil ZKM1 get electric or that control coil ZKM2 is got is electric, make electrical motor 1M forward or reverse, position feedback transducer is selected for use and detected the pulse transducer model is BI5-M18-AP6X-H1141.Present embodiment is by sound, the accurate location set cigarette of light wave reflective sensor S2 dolly position, the model that sound or light wave reflective sensor are selected for use is the laser sensor that RU100-CP40-AP6X2 or other company produce, sound or light-wave irradiation railway car outer surface of cupular part, when sound or light wave shine can not reflect between two compartments time, just stop to collect the movable motor 1M of cigarette dolly by PLC in-to-in program, collection cigarette dolly just stops at bonded assembly position, two compartments.The pin COM1 of PLC connects pin 2 and pin 4 respectively then, control coil ZKM3 and ZKM5 are got, finish the just commentaries on classics of electrical motor 2M and 3M, extraction hood is descended, when travel switch S4 and S6 are switched on, PLC just disconnects being connected of pin COM1 and pin 2 and pin 4, and electrical motor 2M and 3M are with regard to stall, extraction hood descends and stops, and starts the blower fan smoke evacuation.Smoke evacuation finishes when car is wanted outbound, and computing machine 1 is given an order, and the pin COM1 of PLC just is communicated with pin 3 and pin 7, finishes the counter-rotating of electrical motor 2M and 3M, and extraction hood is risen.When pressing S0 and S5 extraction hood rose the travel switch that puts in place, extraction hood rose and stops, and computing machine 1 is given an order, and collection cigarette dolly retreats, and S3 stops until pressing initial point limit switch.The model that Programmable Logic Controller PLC selects for use is FP1-C24RS.Break contact K ' M1～K ' M6 finishes the interlocking of electrical motor 1M～3M rotating.Present embodiment also can be carried out remote control with 5 pairs of collection of remote controller cigarette dolly under manual state, finish the lifting of remote control location and extraction hood.Receiver of remote-control sytem 6 is contained on the collection cigarette dolly control casing, it comprises four teleswitch K1～K4, teleswitch K1 is connected between the pin 200 and pin 04 of Programmable Logic Controller PLC, teleswitch K2 is connected between the pin 200 and pin 05 of Programmable Logic Controller PLC, teleswitch K3 is connected between the pin 200 and pin 06 of Programmable Logic Controller PLC, teleswitch K4 is connected between the pin 200 and pin 07 of Programmable Logic Controller PLC, and remote control transmitter 5 provides remote signal for receiver of remote-control sytem 6.What described remote control transmitter 5 and receiver of remote-control sytem 6 adopted is the universal far infrared remote controller of four-way switch (comprising transmitter and receiver), by at PLC input end input switch signal, pin 0, pin 1, pin 2, pin 3, pin 4 and pin 7 outgoing currents at PLC, thereby control motor M1, M2 and M3 finish the lifting of remote control location and extraction hood.

The specific embodiment two: specify present embodiment below in conjunction with Fig. 1 and Fig. 4.Car team information sensor 4-2 is made up of front sensor 4-2-1 and back sensor 4-2-2, and front sensor 4-2-1 is arranged on railway track 7 places with back sensor 4-2-2 and distance is h.The model of the car team sensor that present embodiment adopted is HTKCG-2, wheel when the compartment will induce signal through near the sensor, the segment distance setting because forward and backward sensor is separated by, if the front and back wheel in compartment can stride across the mounting distance of forward and backward sensor, this compartment is exactly a kind of compartment of model, otherwise then is the compartment of another kind of model.Computing machine is by the little following distance of compartment control sets cigarette of respective model.Other composition is identical with embodiment one with annexation.

The specific embodiment three: the difference of present embodiment and embodiment one is that described sound or light wave reflective sensor S2 seek hot class sensor.Because the chimney of railway car up distributes hot gas, hot class sensor is sought in utilization such as infradred sensor also can make extraction hood accurately locate.Other composition is identical with embodiment one with annexation.

Claims

1, the controller for electric consumption of portable fume extractor, it is characterized in that it is by computing machine (1), multi-serial-port card (2), some groups of dolly control circuits (3) and car team data acquisition circuit (4) are formed, car team data acquisition circuit (4) is made up of A/D capture card (4-1) and some groups of car team information sensors (4-2), the mouth of car team information sensor (4-2) is connected on the input end of A/D capture card (4-1), A/D capture card (4-1) is inserted on the slot of computing machine (1), all form in every group of dolly control circuit (3) by several bicycle control circuits (3-1), multi-serial-port card (2) is 485 order wire interface circuits, multi-serial-port card (2) is inserted on another slot of computing machine (1), dolly control circuit (3) is connected the mouth of multi-serial-port card (2) by 485 order wires, and the bicycle control circuit (3-1) in every group of dolly control circuit (3) all is connected in parallel by 485 order wires.

2, the controller for electric consumption of portable fume extractor according to claim 1, it is characterized in that bicycle control circuit (3-1) is made up of power circuit (3-1-1) and control circuit (3-1-2), power circuit (3-1-1) by three-phase alternating-current supply (～V), three-phase breaker (QF1), six contactless switchs (KM1～KM6), the hot relay of three-phase road (FR1～FR3) and three electrical motors (1M～3M) form, three-phase alternating-current supply (～V) connect the input end of three-phase breaker (QF1), the mouth of three-phase breaker (QF1) connects six contactless switchs (input end of KM1～KM6) respectively, contactless switch (KM2) is connected in parallel with contactless switch (KM1), contactless switch (KM4) is connected in parallel with contactless switch (KM3), contactless switch (KM6) is connected in parallel with contactless switch (KM5), contactless switch (KM1) and mouth (KM2) are connected on the terminals of electrical motor (M) by thermal relay (FR1), contactless switch (KM3) and mouth (KM4) are connected on the terminals of electrical motor (2M) by thermal relay (FR2), contactless switch (KM5) and mouth (KM6) are connected on the terminals of electrical motor (3M) by thermal relay (FR3), control circuit (3-1-2) is by adapter (10), Programmable Logic Controller (PLC), position feedback transducer (S1), sound or light wave reflective sensor (S2), travel switch (S0, S4, S5, S6), six contactless switchs (control coil of KM1～KM6) (ZKM1～ZKM6) and ((K ' M1～K ' M6) for the break contact of the interlock of KM1～KM6) with contactless switch respectively, six electric capacity (C1～C6) and six resistance (R1～R6) form, a communication ends of adapter (10) is connected on 485 order wires, another communication ends (T) of adapter (10) is connected on the communication ends (T ') of Programmable Logic Controller (PLC) by order wire, the pin 200 of Programmable Logic Controller (PLC) connects the moved end of travel switch (S0), the moved end of travel switch (S3), the moved end of travel switch (S4), the moved end of travel switch (S5), the moved end of travel switch (S6), pin 1 harmony of position feedback transducer (S1) or the pin 1 of light wave reflective sensor (S2), travel switch (S0), (S3), (S4), (S5) and quiet end (S6) connect the pin 00 of Programmable Logic Controller (PLC) respectively, pin 03, pin 08, pin 09 and pin A, the pin 201 of Programmable Logic Controller (PLC) connects pin (COM2), pin 3 harmony of position feedback transducer (S1) or the pin 2 of light wave reflective sensor (S2), the pin 2 of position feedback transducer (S1) connects the pin 01 of Programmable Logic Controller (PLC), the pin 3 of sound or light wave reflective sensor (S2) connects the pin 02 of Programmable Logic Controller (PLC), connect between the pin 102 of Programmable Logic Controller (PLC) and the pin 108 source of AC (～V2), the pin COM1 of Programmable Logic Controller (PLC) connect source of AC (～V1), (K ' M2) connects an end of control coil (ZKM1) and an end of electric capacity (C1) to the pin 0 of Programmable Logic Controller (PLC) by break contact, the other end ground connection of control coil (ZKM1), the other end of electric capacity (C1) is by resistance (R1) ground connection; (other end of electric capacity (C2) is by resistance (R2) ground connection for K ' M1) connect an end of control coil (ZKM2) and an end of electric capacity (C2), the other end ground connection of control coil (ZKM2) by break contact for the pin 1 of Programmable Logic Controller (PLC); (other end of electric capacity (C3) is by resistance (R3) ground connection for K ' M4) connect an end of control coil (ZKM3) and an end of electric capacity (C3), the other end ground connection of control coil (ZKM3) by break contact for the pin 2 of Programmable Logic Controller (PLC); (other end of electric capacity (C4) is by resistance (R4) ground connection for K ' M3) connect an end of control coil (ZKM4) and an end of electric capacity (C4), the other end ground connection of control coil (ZKM4) by break contact for the pin 3 of Programmable Logic Controller (PLC); (other end of electric capacity (C5) is by resistance (R5) ground connection for K ' M6) connect an end of control coil (ZKM5) and an end of electric capacity (C5), the other end ground connection of control coil (ZKM5) by break contact for the pin 4 of Programmable Logic Controller (PLC); (other end of electric capacity (C6) is by resistance (R6) ground connection for K ' M5) connect an end of control coil (ZKM6) and an end of electric capacity (C6), the other end ground connection of control coil (ZKM6) by break contact for the pin 7 of Programmable Logic Controller (PLC).

3, the controller for electric consumption of portable fume extractor according to claim 1, it is characterized in that car team information sensor (4-2) is made up of front sensor (4-2-1) and back sensor (4-2-2), front sensor (4-2-1) and afterwards sensor (4-2-2) distance be h.

4, the controller for electric consumption of portable fume extractor according to claim 2 is characterized in that described sound or light wave reflective sensor replaced with and seeks hot class sensor.

5, the controller for electric consumption of portable fume extractor according to claim 2, it is characterized in that it also comprises remote control transmitter (5) and receiver of remote-control sytem (6), receiver of remote-control sytem (6) comprises several teleswitches, teleswitch is connected the input end of Programmable Logic Controller (PLC), and remote control transmitter (5) provides remote signal for receiver of remote-control sytem (6).

6, the controller for electric consumption of portable fume extractor according to claim 2 is characterized in that described position feedback transducer is for detecting pulse transducer.