CN102249155B - Linkage controlling apparatus for aluminum electrolysis crown block multifunctional integral unit - Google Patents
Linkage controlling apparatus for aluminum electrolysis crown block multifunctional integral unit Download PDFInfo
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- CN102249155B CN102249155B CN2011101904974A CN201110190497A CN102249155B CN 102249155 B CN102249155 B CN 102249155B CN 2011101904974 A CN2011101904974 A CN 2011101904974A CN 201110190497 A CN201110190497 A CN 201110190497A CN 102249155 B CN102249155 B CN 102249155B
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 39
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 36
- 230000009184 walking Effects 0.000 claims description 29
- 239000004411 aluminium Substances 0.000 claims description 14
- 230000001174 ascending effect Effects 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 3
- 230000002596 correlated effect Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 102100026205 1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-1 Human genes 0.000 description 3
- 101000691599 Homo sapiens 1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-1 Proteins 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 206010001541 Akinesia Diseases 0.000 description 1
- 101100408453 Arabidopsis thaliana PLC5 gene Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention relates to the technical field of aluminum electrolysis and specifically to a linkage controlling apparatus for an aluminum electrolysis crown block multifunctional integral unit. The apparatus provided in the invention comprises: 1) an active car linkage controlling module; 2) an active car fixed hanger linkage controlling module; 3) a driven car linkage controlling module; 4) a driven car fixed hanger linkage controlling module. The apparatus enables automatic linkage of a multifunctional integral unit to be realized, operation time for linkage to be shortened, labor intensity of staff to be reduced, and working efficiency and quality to be improved. The invention enables difficult lifting caused by overweight of electrolytic tank shell or upper parts of the multifunctional integral unit and safety accidents caused by discordance of linkage between two multifunctional integral units to be avoided, thereby improving reliability of linkage of multifunctional integral units and laying a foundation for overhaul of electrolytic tanks. An aluminum electrolysis crown block multifunctional integral unit crashproof contraposition means provided in the invention is applicable to the controlling of linkage actions of aluminum electrolysis multifunctional integral units.
Description
Technical field
The present invention relates to technical field of aluminum electrolysis, specifically relate to a kind ofly can effectively carry out linkage controlling apparatus for aluminum electrolysis crown block multifunctional integral unit.
Background technology
The applicable multifunctional combined unit of 180kA aluminium cell factory building belongs to the large-scale unit that the cart span is 19.5 meters, by cart, main carriage, go out that aluminium dolly (containing turning mechanism), two groups fixedly hang, one group of pneumatics unit is purchased into.Radical function be change anode, go out in aluminium, crust breaking/blanking, potroom transfer bus and transportation, potroom aluminium and transportation, maintenance, the lifting of potroom bus and other Rigger of electrolytic bath do.Due to electrolytic bath in the extensive repair process, need to carry out the handling of pot shell and topside, due to pot shell and topside Heavy Weight, (pot shell weight is 23 tons, topside weight is 14 tons), volume (is about 9.4 meters greatly, wide approximately 5 meters, high over 1.5 meters), in order to guarantee safe lifting, when handling pot shell and topside operation, need two multifunction crane parallel synchronous operations, but when being lifted the cell body operation, the main power source by two multifunctional combined units with cable only, large vehicle walking is controlled, hang and admittedly hang elevating control and carry out simple parallel connection, while carrying out combined lifting, a multifunctional combined unit can only be operated to control, another complete akinesia, to carry out multinomial dead work before each operation, operating sequence is very cumbersome, allocate and transport a platform trough shell and need 1～2 hour, require the operative employee to there is very high operant level simultaneously.In addition, because two multifunctional combined units are to carry out simple long distance by cable to connect, often in operating process, the signal interference occurs in meeting, inharmonious, the emergency case such as cable connection is unreliable, interlock inefficacy, cable bad contact link, cause in pot shell or topside handling process, multifunctional combined unit cart is asynchronous, it is locked fixedly to hang, fixedly hang the problems such as asynchronous, causing pot shell or topside to be suspended in midair can't move or directly come off, and causes serious accident.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency existed for prior art, and a kind of linkage controlling apparatus for aluminum electrolysis crown block multifunctional integral unit is provided.
A kind of linkage controlling apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention is achieved by following technical proposals: device of the present invention comprises: 1) cart interlock control module initiatively: initiatively the cart of large vehicle walking PLC (1) the mouth output Y40 that advances is connected with relay FKA, and the cart of active car large vehicle walking PLC mouth retreats to be exported Y41 and be connected with relay BKA; Relay FKA, relay BKA are connected by active cart control module connecting cable between control module with newly-increased interlock of active cart, newly-increased one group of cart advances 1, cart retreats the 2 newly-increased interlock of carts control modules initiatively, and power lead is by the newly-increased interlock of the cart control module initiatively of cart aviation plug access initiatively;
2) initiatively cart fixedly hangs the interlock control module: the active car fixedly hangs original control module mouth and rises relay HSKA, fixedly hangs down relay HFKA input end and be connected with fixedly hanging on; Relay HSKA, relay HFKA mouth and cart initiatively fixedly hang the newly-increased control module that links and fixedly hang the control module connecting cable by the active cart and be connected, newly-increased one group initiatively cart fixedly hang newly-increased interlock control module, power lead fixedly hangs and increases the control module that links newly and be connected by active cart interlock aviation plug and cart initiatively;
3) driven cart interlock control module: the cart of the original control module PLC of driven large vehicle walking (5) mouth advances, and output 1, cart retreat output 2, the output of cart driving power supply is connected by the newly-increased control module of cable and driven cart, increase the driven cart that one group of cart advances, cart retreats newly and increase control module newly;
4) driven cart fixedly hangs the interlock control module: fixedly hang fixedly hanging on of original control module mouth from motor-car and rise 1, fixedly hang and descend 2, fixedly hang and control power supply and fixedly hang and increase control module newly and be connected by cable and driven cart, increase one group of driven cart that fixedly hangs on liter, fixedly hangs decline newly and fixedly hang newly-increased control module.
The crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention has following beneficial effect compared with prior art: two multifunction crane parallel synchronous operations can be effectively controlled in the application of the crashproof alignment device of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention, avoided, because of the multifunctional combined unit cable unreliable et out of order in linkage process that causes that joins, causing the generation of safety misadventure.Apparatus of the present invention can realize multifunctional combined unit interlock automation, have shortened the interlock production time, reduce the operating personnel, have reduced staff labor intensity, have improved operating efficiency and operation quality.The present invention can avoid because of pot shell or the overweight handling difficulty that causes of topside, and two multi-functional units link inharmonious and safety misadventure occurs, and have improved the reliability of multifunctional combined unit interlock, for completing of electrolytic cell overhaul operation lays the foundation.
The crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention is applicable to the control of aluminium electrolysis multifunctional associating unit teamwork.The present invention take the aluminum electrolyzing cell used multifunctional combined unit of 180KA to be designed as example, and for other multifunctional combined unit, after only need carrying out the electrical equipment type selecting, but Using such method is carried out equally.
The accompanying drawing explanation
The crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention has following accompanying drawing:
Fig. 1 is the crashproof alignment device control principle of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention block diagram;
Fig. 2 is initiatively car cart original control module wiring construction schematic diagram that links of the crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention;
Fig. 3 is the initiatively newly-increased control module wiring construction schematic diagram of car cart interlock of the crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention;
Fig. 4 is that the crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention is from the newly-increased control module wiring construction schematic diagram of motor-car cart interlock;
Fig. 5 is that the crashproof alignment device active of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention car fixedly hangs original control module wiring construction schematic diagram;
Fig. 6 is that the crashproof alignment device active of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention car fixedly hangs newly-increased control module wiring construction schematic diagram;
Fig. 7 is that the crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention is fixedly hung newly-increased control module wiring construction schematic diagram from motor-car;
Fig. 8 is initiatively car large vehicle walking interlock control principle drawing of the crashproof alignment device of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention;
Fig. 9 is that the crashproof alignment device active of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention car fixedly hangs interlock control PLC wiring construction schematic diagram;
Figure 10 is the crashproof alignment device interlock of a kind of apparatus for aluminum electrolysis crown block multifunctional integral unit of the present invention control relay wiring construction schematic diagram.
Wherein: 1, active large vehicle walking PLC; 2, active cart control module connecting cable; 3, active cart interlock control module; 4, active cart aviation plug; 5, the original control module of driven cart; 6, the newly-increased control module of driven cart; 7, driven cart aviation plug; 8, initiatively cart fixedly hangs original control module; 9, initiatively cart fixedly hangs the control module connecting cable; 10, initiatively cart fixedly hangs newly-increased interlock control module; 11, initiatively cart fixedly hangs newly-increased interlock control module connecting cable; 12, driven cart fixedly hangs original control module; 13, driven cart fixedly hangs newly-increased control module; 14, driven cart fixedly hangs newly-increased control module aviation plug; KM1, KM2, KM3, KM4 fixedly hang 4 control contactors for the active car; KM5, KM6, KM7, KM8 are for fixedly to hang 4 control contactors from motor-car; SKA is relay; SA is master cock.
The specific embodiment
Below in conjunction with drawings and Examples, the crashproof alignment device technical scheme of a kind of aluminium electrolysis multifunctional associating unit of the present invention is further described.
As shown in Fig. 1-Figure 10, a kind of aluminium electrolysis multifunctional associating unit linkage control device comprises: 1) cart interlock control module initiatively: initiatively the cart of the large vehicle walking PLC1 mouth output Y40 that advances is connected with relay FKA, and the cart of active car large vehicle walking PLC1 mouth retreats to be exported Y41 and be connected with relay BKA; Relay FKA, relay BKA are connected by active cart control module connecting cable 2 with 3 of the newly-increased interlock of active cart control modules, newly-increased one group of cart advances 1, cart retreats the 2 newly-increased interlock of carts control modules 3 initiatively, and power lead is by the newly-increased interlock of the carts control module 3 initiatively of cart aviation plug 4 accesses initiatively;
2) initiatively cart fixedly hangs the interlock control module: the active car fixedly hangs original control module 8 mouths and rises relay HSKA, fixedly hangs down relay HFKA input end and be connected with fixedly hanging on; Relay HSKA, relay HFKA mouth and cart initiatively fixedly hang the newly-increased control module 10 that links and fixedly hang control module connecting cable 9 by the active cart and be connected, newly-increased one group of active cart fixedly hangs newly-increased interlock control module 10, and power lead fixedly hangs newly-increased interlock control module 10 by active cart interlock aviation plug (11) and active cart and is connected;
3) driven cart interlock control module: the cart of the original control module PLC5 mouth of driven large vehicle walking advances, and output 1, cart retreat output 2, the output of cart driving power supply is connected by the newly-increased control module 6 of cable and driven cart, increase the driven cart that one group of cart advances, cart retreats newly and increase control module 6 newly;
4) driven cart fixedly hangs the interlock control module: fixedly hang fixedly hanging on of original control module 12 mouths from motor-car and rise 1, fixedly hang and descend 2, fixedly hang and control power supply and fixedly hang and increase control module 13 newly and be connected by cable and driven cart, increase one group of driven cart that fixedly hangs on liter, fixedly hangs decline newly and fixedly hang and increase control module 13 newly.
Initiatively the X05 of large vehicle walking PLC1 output is connected with master cock SA and controls from motor-car by relay SKA, initiatively the newly-increased interlock of cart control module 3 is connected in series by aviation plug with the newly-increased control module 6 of driven cart, when the interlock of two cars, initiatively the constant speed of car cart (frequency converter adopts 15Hz) move ahead by relay K A1 control, after constant speed row by relay K A2 control, at a high speed (frequency converter adopts 30Hz) move ahead speed limit by relay K A3 control, at a high speed after the row speed limit by relay K A4, controlled; Move ahead and rely on initiatively car PLC output control signal closing relay SKA from the cart of motor-car, thus closed from motor-car cargo motor master cock SA, drive from the motor-car large vehicle walking; From the cart of motor-car, move ahead by relay FSKA control, cart, going and controlled by relay GSKA at a high speed by relay BSKA control, cart, control signal transfers to from the S1 of motor-car large vehicle walking frequency converter, S2, S5 terminal, carry out speed governing thereby drive from motor-car, keep with initiatively car correlated frequency, equidirectional are walked.As shown in Figure 8, Figure 9.
Aluminium electrolysis multifunctional is combined unit operator's compartment interlock control at driving indoor location gang switch SB1, divides three part terminals to connect, and main terminal is arranged X1 and is connected with intermediate relay KA between terminal row X2 with newly-increased the interlock; Initiatively car interlock terminal row X2 with adopt aviation plug 0-0 ' line between motor-car interlock terminal row X3, initiatively the newly-increased interlock of cart control module 3 control lines increase control module 6 control lines newly with driven cart and are connected.As shown in Figure 9.
Described four, the car of interlock control active that fixedly hangs fixedly hangs by contactless switch KM1, KM2, KM3, newly-increased interlock control module 10 is fixedly hung in KM4 access initiatively cart, from four of motor-cars, fixedly hang by contactless switch KM5, KM6, KM7, KM8 accesses driven cart and fixedly hangs newly-increased control module 13(S7-200), while needing two car interlock liftings fixedly to hang, only the active cart fixedly need be hung to newly-increased interlock control module 10 control lines and the driven cart increased newly fixedly hangs and increases control module 13 control lines newly and be connected in series by aviation plug 0-0 ', by the linkage switch SB1 in operator's compartment, control main, fixedly hang liter from motor-car, fall, when needs carry out the active car or fixedly hang ascending, descending control from the motor-car bicycle, only need to disconnect gang switch SB1, just can carry out according to routine operation the ascending, descending control that bicycle fixedly hangs.As shown in Figure 9.
Described mode is that the interlock of the multifunctional combined unit of electrolysis is every 2 one group, i.e. 1# and 2#, 3# and 4#, 5# and 6#, realize two multifunctional combined unit large vehicle walkings, fixedly hang interlock control, 1#, 3#, 5# are the active car, and 2#, 4#, 6# overhead traveling crane are from motor-car.As shown in figure 10.
It is example that the present embodiment be take the interlock of the multifunctional combined unit of 1#, 2#.
1) operation that linked of the multifunctional combined unit of function check: 1#, 2#, check that mechanism is walked by each garage working properly, fixedly hangs spacing, braking, steel rope, reel, reductor normal, fixedly hangs lifting action normal;
2) the large vehicle walking frequency converter frequency is set: two multifunctional combined unit cart frequency converter frequencies are set to identical, guarantee that two carts can synchronized walking;
3) install the interlock cable additional: on the gang switch in two multifunctional combined unit operator'ies compartment, by aviation plug, the interlock cable is installed, the signal that will link transfers to two multifunctional combined unit control cabins;
4) cart driving interlock: the gang switch in two car operator'ies compartment is beaten to " 0 " position, disconnect main car with from car master cock SA, initiatively not output of the X05 terminal of car PLC, i.e. relay SKA dead electricity, initiatively car carries out the walking of this car and fixedly hangs lifting.Gang switch in two cars is beaten to " 1 " position, started two car interlock operations.Two car master cock SA obtain electric, and the active car is controlled two cars and linked.Initiatively car is selected to move ahead on gang switch, signal input large vehicle walking PLC, the Y40 output signal, the relay FKA that moves ahead of newly-increased large vehicle walking interlock terminal obtains electric, from the relay SKA that moves ahead of the newly-increased large vehicle walking interlock terminal of car, obtain electric, two car frequency converter S1 receive signal and carry out speed governing, and cart movable motor obtains electric moving ahead; Initiatively car is selected to retreat on gang switch, signal input large vehicle walking PLC, the Y41 output signal, the reverse relay BKA of newly-increased large vehicle walking interlock terminal obtains electric, from the reverse relay SKA of the newly-increased large vehicle walking interlock terminal of car, obtain electric, two car frequency converter S1 receive signal and carry out speed governing, and cart movable motor obtains electric retreating;
5) fixedly hang interlock: from car fixedly pendent switch all select zero-bit, control and fixedly to hang from motor-car by the active car.Initiatively car selects fixedly to hang the ascending, descending master cock on gang switch, and signal is inputted PLC, and output signal makes the active car fixedly hang contactless switch KM to obtain electricly, carry out the active car and fixedly hang ascending, descending; Initiatively car selects fixedly to hang switching on gang switch, can carry out the action of fixedly hanging from motor-car, after switching, select fixedly to hang the ascending, descending master cock, control signal input is from motor-car PLC, and output signal makes fixedly to hang contactless switch KM from motor-car and obtains electricly, from motor-car, fixedly lifts up into capable ascending, descending; Initiatively car selects 1#, 2# fixedly to hang double acting switch on gang switch, select fixedly to hang the ascending, descending master cock, control signal is inputted master and slave car and is fixedly hung control PLC, by PLC, control, initiatively car, from motor-car fixedly hang contactless switch KM simultaneously electric, carry out the active car, from motor-car, fixedly hang simultaneously and move.
6) single action during the interlock: during the control of active car is linked from motor-car, realize the single action of master and slave motor-car two cars, can, by opening push switch SB1 on active car change-over swith, cut off the interlock power supply, the signal dead electricity that makes to link, initiatively car, carry out the single action operation from motor-car.
Claims (5)
1. an aluminium electrolysis multifunctional is combined the unit linkage control device, it is characterized in that described device comprises: 1) cart interlock control module initiatively: initiatively the cart of large vehicle walking PLC (1) the mouth output Y40 that advances is connected with relay FKA, active car large vehicle walking PLC(1) cart of mouth retreats and exports Y41 and be connected with relay BKA; Relay FKA, relay BKA are connected by active cart control module connecting cable (2) between control module (3) with newly-increased interlock of active cart, newly-increased one group of cart advances 1, cart retreats the 2 newly-increased interlock of carts control modules (3) initiatively, and power lead is by the newly-increased interlock of the cart control module (3) initiatively of cart aviation plug (4) access initiatively;
2) initiatively cart fixedly hangs the interlock control module: the active car fixedly hangs original control module (8) mouth and rises relay HSKA, fixedly hangs down relay HFKA input end and be connected with fixedly hanging on; Relay HSKA, relay HFKA mouth and cart initiatively fixedly hang the newly-increased control module (10) that links and fixedly hang control module connecting cable (9) by the active cart and be connected, newly-increased one group of active cart fixedly hangs newly-increased interlock control module (10), and power lead fixedly hangs newly-increased interlock control module (10) by active cart interlock aviation plug (11) with the active cart and is connected;
3) driven cart interlock control module: the cart of the original control module PLC of driven large vehicle walking (5) mouth advances, and output 1, cart retreat output 2, the output of cart driving power supply is connected by the newly-increased control module (6) of cable and driven cart, increase the driven cart that one group of cart advances, cart retreats newly and increase control module (6) newly;
4) driven cart fixedly hangs the interlock control module: fixedly hang fixedly hanging on of original control module (12) mouth from motor-car and rise 1, fixedly hang and descend 2, fixedly hang the control power supply and fixedly hang newly-increased control module (13) by cable and driven cart and be connected, increase one group of driven cart that fixedly hangs on liter, fixedly hangs decline newly and fixedly hang newly-increased control module (13).
2. aluminium electrolysis multifunctional as claimed in claim 1 is combined the unit linkage control device, it is characterized in that: initiatively the X05 mouth of large vehicle walking PLC (1) is connected with master cock SA and controls from motor-car by relay SKA, initiatively cart newly-increased interlock control module (3) is connected in series by aviation plug with the newly-increased control module (6) of driven cart, when two car interlock, initiatively the constant speed of car cart frequency converter employing 15Hz moves ahead and is controlled by relay K A1, after constant speed, row is controlled by relay K A2, frequency converter adopts the speed limit that moves ahead of the high speed of 30Hz to be controlled by relay K A3, at a high speed, the row speed limit is controlled by relay K A4, move ahead and rely on initiatively car PLC output control signal closing relay SKA from the cart of motor-car, thus closed from motor-car cargo motor master cock SA, drive from the motor-car large vehicle walking, from the cart of motor-car, move ahead by relay FSKA control, cart, going and controlled by relay GSKA at a high speed by relay BSKA control, cart, control signal transfers to from the S1 of motor-car large vehicle walking frequency converter, S2, S5 terminal, carry out speed governing thereby drive from motor-car, keep with initiatively car correlated frequency, equidirectional are walked.
3. aluminium electrolysis multifunctional as claimed in claim 1 is combined the unit linkage control device, it is characterized in that: the interlock of aluminium electrolysis multifunctional associating unit operator's compartment is controlled as driving indoor location gang switch SB1, divide three part terminals to connect, main terminal row X1 is connected with intermediate relay KA between terminal row X2 with newly-increased the interlock; Initiatively car interlock terminal row X2 with adopt aviation plug 0-0 ' line between motor-car interlock terminal row X3, initiatively the newly-increased interlock of cart control module (3) control line increases control module (6) control line newly with driven cart and is connected.
4. aluminium electrolysis multifunctional as claimed in claim 1 is combined the unit linkage control device, it is characterized in that: the described linkage control device that fixedly hangs fixedly hangs by contactless switch (KM1 for four, car of active, KM2, KM3, KM4) access active cart fixedly hangs newly-increased interlock control module (10), from four of motor-cars, fixedly hang by contactless switch (KM5, KM6, KM7, KM8) access driven cart and fixedly hang newly-increased control module (13), while needing two car interlock liftings fixedly to hang, only the active cart fixedly need be hung to newly-increased control module (10) control line that links fixedly hangs newly-increased control module (13) control line with driven cart and is connected in series by aviation plug 0-0 ', by the linkage switch SB1 in operator's compartment, control main, fixedly hang liter from motor-car, fall, when needs carry out the active car or fixedly hang ascending, descending control from the motor-car bicycle, only need to disconnect gang switch SB1, just can carry out according to routine operation the ascending, descending control that bicycle fixedly hangs.
5. aluminium electrolysis multifunctional as claimed in claim 1 is combined the unit linkage control device, it is characterized in that: described mode is that the multifunctional combined unit interlock of electrolysis is for every 2 one group, be 1# and 2#, 3# and 4#, 5# and 6#, realize two multifunctional combined unit large vehicle walkings, fixedly hang interlock control, 1#, 3#, 5# are the active car, and 2#, 4#, 6# overhead traveling crane are from motor-car.
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| CN102491180B (en) * | 2011-11-25 | 2013-10-23 | 河南华东工控技术有限公司 | Group control hoisting multipoint positioning control system |
| CN106038131A (en) * | 2016-07-31 | 2016-10-26 | 白银万通达机电设备有限公司 | Intelligent column array type bed |
| CN115650068B (en) * | 2022-10-31 | 2023-09-29 | 徐州建机工程机械有限公司 | Novel tower crane rotary braking and wind vane control system and method |
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| SU1736907A1 (en) * | 1989-02-06 | 1992-05-30 | Нижегородский институт инженеров водного транспорта | Clamshell crane electric drive |
| CN201166806Y (en) * | 2008-02-05 | 2008-12-17 | 广州市建筑集团有限公司 | Control device for synchronization up-down total distribution |
| CN201195665Y (en) * | 2008-02-25 | 2009-02-18 | 江苏省特种设备安全监督检验研究院 | Electrical control equipment for load speed governing crane |
| CN201864484U (en) * | 2010-10-28 | 2011-06-15 | 武汉钢铁(集团)公司 | Programmable logic controller (PLC) automatic deviation correction system for linkage control on two electromagnetic lifters |
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