CN112373515A - Comprehensive maintenance process flow method for suspension type monorail train - Google Patents
Comprehensive maintenance process flow method for suspension type monorail train Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 99
- 238000012423 maintenance Methods 0.000 title claims abstract description 98
- 230000008569 process Effects 0.000 title claims abstract description 62
- 239000000725 suspension Substances 0.000 title claims description 48
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 230000003068 static effect Effects 0.000 claims abstract description 23
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- 238000005507 spraying Methods 0.000 claims abstract description 12
- 230000008439 repair process Effects 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 238000007689 inspection Methods 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims description 31
- 238000007664 blowing Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 9
- 239000000872 buffer Substances 0.000 claims description 6
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- 238000004378 air conditioning Methods 0.000 claims description 3
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- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 239000004071 soot Substances 0.000 claims description 3
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K13/00—Other auxiliaries or accessories for railways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S3/00—Vehicle cleaning apparatus not integral with vehicles
- B60S3/002—Vehicle drying apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S3/00—Vehicle cleaning apparatus not integral with vehicles
- B60S3/006—Vehicle cleaning apparatus not integral with vehicles specially adapted for railway vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S3/00—Vehicle cleaning apparatus not integral with vehicles
- B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
Abstract
The invention discloses a comprehensive maintenance process flow method of a suspended monorail train, which is characterized by comprising the following steps of: s1 preparation before comprehensive maintenance; s2 overhaul operation: the objects comprise a car roof device, a bogie, a car body and an in-car device; the content comprises the following steps: the method comprises the following steps that vehicle disassembly is carried out, roof equipment and in-vehicle equipment are disassembled in a component overhaul room, a bogie is pushed out to a bogie overhaul room for disassembly and repair, the overhauled bogie is assembled and bogie static load and dynamic load tests are carried out, a vehicle body is sent to the vehicle body overhaul room to correct the vehicle body structure and replace the in-vehicle components, the in-vehicle components are sent to a paint spraying room for renovation after overhaul is finished, the vehicle equipment components, the bogie and the vehicle body are assembled in a comprehensive overhaul room, and a train is marshalled; and S3, carrying out overall debugging and acceptance inspection after the vehicle is overhauled. The invention provides an adaptive complete comprehensive maintenance process, which can meet the maintenance requirements of trains, provide a basis for safe operation of vehicles and can be used as an instructive maintenance process scheme.
Description
Technical Field
The invention belongs to the field of suspension type rail transit vehicle overhauling processes, and particularly relates to a suspension type monorail train comprehensive overhauling process flow method.
Background
Suspension type track traffic is one kind and hangs the vehicle in the air, through laying a traffic mode that the track roof beam moved as the vehicle circuit, compare in traditional track traffic modes such as subway, straddle type track traffic, with low costs, the land use is few, construction period is short, less, the environmental protection to existing traffic system urban space influence, compare in the bus, do not occupy the right of a way, make full use of highway top space, usable elevated bottom space sets up the track roof beam, also can lay the track roof beam alone, the advantage is obvious. The suspended type rail transit has small traffic volume, and is suitable for public transit lines of medium and small cities, sightseeing lines of tourist cities or supplementary lines of other rail transit.
The suspension type rail transit has higher applicability to the areas with dense urban population and short land resources, can fully utilize the space between an overhead and a highway, and has an open operation line in the countries of Germany, Japan and the like. Suspension type track traffic is currently in the development stage in China, and has natural advantages in the aspects of urban short-distance humanity display, scenic spot scene display, urban traffic mode diversified construction and the like.
At present, due to lack of operation experience, the maintenance process of the suspended monorail is not clear. The difference between the suspension type monorail train and the traditional rail transit vehicle is large in the aspects of bogie structure, traction power supply system and the like, so that the maintenance process of the suspension type monorail train also needs to be adjusted greatly on the basis of the maintenance process of the traditional rail transit vehicle.
Therefore, the invention designs the comprehensive maintenance process flow suitable for the suspension type monorail vehicle, and provides sufficient technical support for the operation maintenance of the suspension type monorail train.
Disclosure of Invention
Aiming at least one of the defects or the improvement requirements in the prior art, in order to ensure that the suspension type monorail vehicle has a definite overhaul process flow in a certain running kilometer or time period and reasonably and effectively utilize resources on the premise of ensuring the safety of the vehicle, the invention provides a comprehensive overhaul process flow method of the suspension type monorail train, which combines the structural characteristics of the suspension type monorail train and provides an adaptive comprehensive overhaul process flow which is different from a subway vehicle and a straddle type monorail train; the complete comprehensive maintenance process flow is provided, the maintenance requirements of the train can be met, a foundation is provided for the safe operation of the train, and the comprehensive maintenance process flow can be used as an instructive maintenance process scheme for comprehensive maintenance workers.
In order to achieve the above object, according to one aspect of the present invention, there is provided a method for a comprehensive maintenance process of a suspended monorail train, comprising the steps of:
s1, preparation before vehicle overhaul:
judging whether the comprehensive overhaul period or the running kilometer of the vehicle meets the repair journey repair requirement or not, applying the comprehensive overhaul operation of the vehicle, cleaning and blowing the train, warehousing for inspection, and then drawing the train to a comprehensive overhaul warehouse;
s2, vehicle comprehensive overhaul operation:
the operation objects comprise a roof device, a bogie, a vehicle body and an in-vehicle device;
the operation content of the vehicle overhaul comprises the following steps: disassembling the vehicle, disassembling the roof equipment and the in-vehicle equipment in a component overhaul room, pushing the bogie into a bogie overhaul room for disassembly and repair, assembling the overhauled bogie, performing bogie static load and dynamic load tests, sending the vehicle body into a vehicle body overhaul room to correct the vehicle body structure and replace the in-vehicle components, sending the vehicle body into a paint spraying room for renovating the appearance after overhaul, assembling the vehicle equipment components, the bogie and the vehicle body in a comprehensive overhaul room, and marshalling the train;
s3, performing overall debugging and acceptance work after the vehicle is overhauled comprehensively:
the method comprises the steps of static debugging, dynamic debugging and rain test of the train, checking and accepting after all the trains are confirmed to be normal, and handing the train to a payment section after the checking and accepting are passed.
Preferably, in step S1, the step of preparing before the vehicle overhaul work includes:
s1.1: compiling a vehicle comprehensive maintenance operation plan list according to the running mileage of the vehicle reaching 60 kilometers or the running time reaching 6 years by combining the running condition of the vehicle;
s1.2: the overhaul teams and crew members look up the work items to be completed by the suspension type monorail train;
s1.3: each operator transacts the operation procedures, fills in the material tool application and receives the corresponding material and tool;
s1.4: the suspension type monorail train drives into a cleaning area, and dust, oil stains and dirt on the outer surface of the vehicle, which are caused by vehicle operation and maintenance, are removed;
s1.5: the suspension type monorail train drives into the blowing warehouse to perform careful soot blowing work on the vehicle bogie and the vehicle roof, so that the subsequent cleaning work of the surfaces of parts after the bogie is disassembled is facilitated;
s1.6: preparing for maintenance of the maintenance road, and drawing the train into a comprehensive maintenance warehouse;
s1.7: and after the suspension type monorail train enters the comprehensive overhaul warehouse, preparing to carry out comprehensive overhaul operation on the suspension type monorail train.
Preferably, in step S1.4, the cleaning step includes the steps of pre-wetting and spraying, brushing with a liquid medicine, cleaning the end face, cleaning the side face, cleaning the bottom face, rinsing with clean water, purging and drying and the like by the automatic train outer skin cleaning device,
preferably, in step S2, the roof apparatus includes: the system comprises a source dividing and air braking system, a roof air conditioning system, a traction system, an auxiliary power supply system, a train monitoring system and a power supply system.
Preferably, in step S2, the in-vehicle device includes: door window, coupling device, workshop connecting device, coupling buffer, braking system, electrical equipment, auxiliary equipment, floor, driver's cabin equipment.
Preferably, in step S2, the vehicle overhaul work step includes:
s2.1: the train stops at the designated position of the maintenance platform, after alignment and fixation, the train is synchronously lifted to separate the traveling wheels from the traveling rails, and the traveling rails among all bogies move towards two sides to be opened to expose the roof equipment;
s2.2: the train is disassembled, and the disassembled train is pulled to a specified position of the platform to disassemble the equipment;
s2.3: a fixed bogie for suppressing the sway thereof during the operation;
s2.4: the maintenance personnel walk to the corresponding position of the roof platform through the maintenance platform to carry out operation, the maintenance personnel disassemble the roof equipment, the overhead travelling crane lifts the equipment to the transfer trolley, the transfer trolley sends the equipment to a corresponding workshop to carry out maintenance or replacement, the equipment is assembled after normal debugging, and the assembled parts are stored to a qualified area to wait for final assembly;
s2.5: the electric circuit is overhauled or parts are replaced, so that the fastening of the interface is ensured to be free from looseness, and the wire protection hose is free from obvious cracks and deformation;
s2.6: the maintenance personnel finish the disassembly between the central hanging system at the bottom of the bogie and the top of the vehicle body, so that the bogie is separated from the vehicle body; the method comprises the following steps of (1) translating a vehicle body to the outside of a vehicle roof operation platform, sending the vehicle body to a vehicle body maintenance room, pushing a bogie to the end part of the platform, and hoisting the bogie to the ground through a crown block;
s2.7: the operation personnel continuously disassemble the car door and window, the car coupler device, the seat, the floor, the cab equipment, the electrical system, the electrical equipment and the auxiliary equipment on the car, the disassembled parts are placed on the transfer trolley and moved to a part overhaul room to be cleaned, purged, disassembled, overhauled and replaced, the parts are assembled after being debugged normally, and the assembled parts are stored in a qualified area to wait for final assembly;
s2.8: the method comprises the following steps of completely disassembling a bogie in a bogie overhaul warehouse, disassembling the bogie into a traction motor, a framework, traveling wheels, guide wheels, an air pipeline and a central hanging system, cleaning, finely decomposing, cleaning, detecting, polishing, paint supplementing and part replacing, replacing rubber tires, assembling the bogie after all tests are qualified, performing static load tests and dynamic load tests on the assembled bogie, and storing the bogie after the tests are qualified for final assembly;
s2.9: the traction motor is sent to a traction motor maintenance workshop for cleaning and purging to enable the motor to have a clean appearance, damaged connecting wires and parts are replaced, the traction motor is decomposed, a bearing is checked, lubricating grease is replaced, dust and blockage of a motor air duct are cleaned, a sensor, a resistor, the bearing and a stator are maintained, motor surface paint is checked and repaired, the motor is assembled and tested after all tests are qualified, and the motor is sent to a bogie maintenance warehouse for assembly after the tests are qualified;
s2.10: the vehicle body is sent into a vehicle body maintenance room to inspect and correct the vehicle body structure, paving materials including a wall plate, a ceiling and a floor in the vehicle are replaced, a vehicle bottom guide wheel is inspected, then the vehicle body is sent into a paint spraying warehouse to perform external paint spraying to restore the whole appearance, and then the vehicle body is sent into a comprehensive maintenance warehouse to wait for final assembly;
s2.11: moving the qualified bogie to a comprehensive overhaul warehouse for vehicle final assembly; hoisting the bogie, the parts and equipment on the roof from the transfer trolley through a travelling crane on the operation platform, moving the bogie to the roof, and assembling the bogie, the parts and the equipment on the roof by a maintainer at a designated part of the operation platform;
s2.12: after the vehicle body is assembled, all the disassembled cover plates are installed, after an operator checks that all parts are connected correctly, the running rails on the operation platform move towards the center of the line, and the lifting device slowly falls down, so that the lifting device moves towards two sides after the wheels are contacted with the running rails;
s2.13: the vehicle is organized into groups, and a coupler buffer and a workshop connection device between the vehicle bodies are connected.
Preferably, in step S2.4 and step S2.11, the safety line is fixed at the waist of the service person during the operation, and the safety line is connected to the operation platform.
Preferably, in step S3, the static debugging step includes: and after the vehicle marshalling is finished, connecting the static debugging power supply cabinet to perform static debugging on the whole vehicle, and ensuring that all basic functions of the vehicle are normal after the vehicle is electrified.
Preferably, in step S3, the dynamic debugging step includes: and after the static debugging is finished, the train is dynamically debugged on line, so that all functions in the running process of the train are normal.
Preferably, in step S3, the rain test step includes: and (5) carrying out a rain test after the dynamic debugging is finished, and checking whether the vehicle assembly is qualified.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the technical scheme provided by the invention has the greatest characteristic that the adaptive adjustment is carried out on the traditional rail transit vehicle overhauling process according to the structural characteristics of the suspended monorail train, and the comprehensive overhauling process flow suitable for the suspended monorail train is provided.
The implementation effect of the comprehensive overhaul process flow of the suspension type monorail train is as follows:
(1) the comprehensive maintenance process flow can effectively meet the operation requirements of the suspension type monorail train and ensure the safe operation of the train.
(2) Aiming at the suspension type monorail train bogie running in the track beam, the comprehensive maintenance process flow can effectively meet the daily maintenance requirements and ensure that the bogie runs safely in the track beam.
(3) Because the traction system, the brake system, the power supply system, the traveling system and the like of the vehicle are concentrated on the top of the train, and are different from the process flows of respectively overhauling the top and the bottom of the subway and the national railway, the disassembly of the bogie and the roof equipment is completed by moving or disassembling the vehicle hoisting operation platform, and the bogie and the roof equipment are conveyed to each workshop for overhauling, so that the comprehensive overhauling efficiency can be effectively improved.
(4) The overhaul process flow makes the overhaul division work clear and provides detailed description, and provides technical guidance for overhaul work, so that overhaul teams are scientific, standard and ordered when carrying out overhaul operation, blind overhaul is avoided, primary and secondary uncertainty during equipment overhaul is avoided, cross operation is carried out, and omission or insufficient overhaul degree occurs.
The comprehensive maintenance process is an important component in a safety guarantee system of the suspension type monorail train, the complete comprehensive maintenance process can improve maintenance efficiency, effectively prolong the service life of the train and has obvious economic benefit.
Drawings
FIG. 1 is a schematic view of a process flow method for overhauling a suspended monorail train in accordance with an embodiment of the present invention;
fig. 2 is a schematic diagram of a maintenance base matched with a comprehensive maintenance process flow method of the suspended monorail train in the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the invention, the invention provides a comprehensive maintenance process flow suitable for a suspended monorail train so as to meet application requirements and prolong the service life of the train. Suspension type monorail train and subway train, straddle type monorail train are great in the aspect of vehicle structure, circuit condition etc. and the maintenance demand of suspension type monorail train can't be satisfied to traditional maintenance technology. The suspension type monorail train has great differences from other urban rail transit vehicles in the aspects of passenger room facilities, train bodies, bogies, traction systems, network systems, braking systems, air conditioning systems, power supply systems, running rails and the like, so the scheme of the invention is a comprehensive overhaul process flow which is completely matched with the suspension type monorail train aiming at the differences.
The general scheme of the vehicle comprehensive overhaul is as follows: firstly, the vehicle is completely disassembled, the train bogie (including a suspension structure) is measured and shaped, the rubber tire is replaced, the traction motor, electrical equipment, an electric circuit and the like are completely disassembled, repaired, debugged and tested, the technical performance of the vehicle is completely recovered, the vehicle is repaired with paint, and the failed fittings are replaced. And assembling the vehicle after the overhaul is finished, and performing static adjustment, dynamic adjustment and rain test.
The overhaul process flow of the invention is shown in figure 1, and the layout schematic diagram of each overhaul warehouse is shown in figure 2. The comprehensive overhaul content is mainly divided into three parts.
The first part is preparation before operation, after the comprehensive maintenance cycle of the vehicle or the running kilometer reaches the maintenance requirement, the vehicle comprehensive maintenance operation is applied, the vehicle is cleaned and blown, and is put in a warehouse for inspection, and then the maintenance vehicle is pulled to the comprehensive maintenance warehouse.
The contents of the comprehensive overhaul of the second part comprise vehicle decompiling, disassembling of roof equipment and in-vehicle equipment in a component overhaul room, and pushing of the bogie to the bogie overhaul warehouse for disassembly. Roof equipment and in-car equipment, such as car door windows, workshop connection devices, car coupler buffers, braking systems, electrical equipment and the like, are sent into a component overhaul room to be disassembled and overhauled. After the bogie in the bogie overhaul warehouse is completely disassembled, all parts are cleaned, overhauled and debugged, and a traction motor, an electric appliance, an electric circuit and the like are decomposed, repaired, debugged and tested. And assembling the bogie after overhauling and carrying out static load and dynamic load tests on the bogie. The car body is sent into a car body maintenance workshop to correct the structure of the car body and replace the parts in the car body, and the car body is sent into a paint spraying warehouse to refresh the appearance after the maintenance is finished. In the overhauled yard, vehicle equipment components, a bogie, and a vehicle body are assembled, and a train is formed.
And the third part is the overall debugging and acceptance work after comprehensive maintenance, and comprises the static debugging, the dynamic debugging and the rain test of the train, acceptance is carried out after all the works are normal, and the vehicles can restore the on-line operation task after the acceptance is passed.
The technical scheme makes clear the comprehensive maintenance process flow of the suspended monorail train, improves the difference between the suspended monorail train and the traditional rail transit vehicle on the basis of the traditional rail transit vehicle maintenance process, avoids insufficient maintenance, provides a comprehensive maintenance method for train maintenance workers, and has good guidance and popularization significance.
The invention relates to a suspension type monorail train comprehensive overhaul which is completed by vehicle comprehensive overhaul teams and groups, electric service and communication overhaul personnel and cleaning workers.
The specific implementation mode of the comprehensive maintenance process flow is as follows:
a first part: preparation before operation.
(1) According to the running mileage of the vehicle reaching 60 kilometers or the running time reaching 6 years, a vehicle comprehensive maintenance operation plan sheet is compiled by combining the specific running condition of the vehicle, and the coordination with various manufacturers and departments is required during the compilation so as to clearly determine various cautionary matters.
(2) And the overhaul teams and the crew members look up the work items to be completed by the suspension type monorail train.
(3) Each operator transacts the operation procedure, fills in the material tool application, and obtains the corresponding material and tool.
(4) The suspension type monorail train drives into the cleaning area, and the procedures of prewetting and spraying medicine, smearing liquid medicine, cleaning end faces, cleaning side faces, cleaning bottom faces, rinsing with clear water, blowing, drying and the like are completed through the automatic train skin cleaning device, so that dust, oil stains and other dirt on the outer surface of the train caused by vehicle operation and maintenance are removed.
(5) The suspension type monorail train drives into the blowing storehouse, and careful soot blowing work is carried out on the vehicle bogie and the vehicle roof, so that the cleaning work of the surfaces of parts after the follow-up bogie is disassembled is facilitated.
(6) Preparation work before maintenance of the maintenance road is done, and a tractor is adopted to draw the train into the comprehensive maintenance warehouse according to a set speed.
(7) After entering a comprehensive overhaul warehouse, the suspension type monorail train is ready for comprehensive overhaul operation; a second part: vehicle overhaul work
(8) And (3) stopping the train at the designated position of the maintenance platform, after alignment and fixation, synchronously lifting the 2 pallet trucks to separate the traveling wheels from the traveling rails, and moving the traveling rails between the bogies to two sides to open so as to expose the roof equipment.
(9) And (5) disassembling the train, and transferring and pulling the disassembled train to the appointed part of the platform to disassemble the equipment.
(10) The bogie is fixed and the shaking of the bogie in the operation process is restrained.
(11) The maintenance personnel walk to the corresponding position of the roof platform through the maintenance platform to carry out operation, the safety rope is fixed at the waist during operation, and the safety rope is connected to the operation platform. The maintainer dismantles roof equipment, and the overhead traveling crane lifts by crane equipment to the transport dolly (can adopt aforementioned pallet truck, also can be other cars), and the transport dolly is sent into corresponding workshop with equipment and is overhauld or change, assembles after the debugging is normal, and the part of having assembled is deposited and is waited for the final assembly to qualified district.
(12) The electric circuit is overhauled or parts are replaced, so that the fastening of the interface is ensured to be free from looseness, and the wire protection hose is free from obvious cracks and deformation.
(13) The maintenance personnel finish the disassembly between the central suspension system at the bottom of the bogie and the top of the vehicle body, so that the bogie and the vehicle body are separated. 2 pallet truck synchronous motion is sent into the automobile body maintenance room outside with the automobile body translation to roof operation platform, and the bogie propelling movement is to the platform tip, lifts by crane to ground through the overhead traveling crane.
(14) The operation personnel continue to disassemble door window, coupler device, seat, floor, driver's cabin equipment, electrical system, electrical equipment, auxiliary assembly etc. on the vehicle, and the part that disassembles is placed on the transportation dolly, moves to and overhauls the process such as washing, sweep, disintegrate, overhaul, trade a lot of to the part, assembles after debugging is normal, and the part of assembling is deposited to qualified district and is waited for the final assembly.
(15) The method comprises the steps of completely disassembling a bogie in a bogie overhaul warehouse, disassembling the bogie into a traction motor, a framework, traveling wheels, guide wheels, an air pipeline, a central suspension system and the like, cleaning, finely decomposing, cleaning, detecting, polishing, paint repairing, replacing parts, replacing rubber tires, assembling the bogie after all tests are qualified, performing static load tests and dynamic load tests on the assembled bogie, and storing the bogie after the tests are qualified for final assembly.
(16) The traction motor is sent into a traction motor maintenance workshop to be cleaned and blown to enable the motor appearance to be clean, damaged connecting wires and parts are replaced, the traction motor is decomposed, bearings are inspected, lubricating grease is replaced, dust and blockage in a motor air duct are cleaned, a sensor, a resistor, a bearing, a stator and the like are maintained, motor surface paint is inspected and repaired, the motor is assembled and tested after all tests are qualified, and the motor is waited to be sent into a bogie maintenance warehouse to be assembled after the tests are qualified.
(17) The car body is sent into a car body maintenance room through the car moving platform to inspect and correct the car body structure, the materials such as wall boards, ceilings, floors and the like in the car are replaced, the car bottom guide wheels are inspected, then the car body is sent into a paint spraying warehouse through the car moving platform to spray paint externally to restore the whole appearance, and then the car body is sent into the comprehensive maintenance warehouse to wait for final assembly.
(18) And moving the qualified bogie to a comprehensive overhaul warehouse for vehicle final assembly operation. The bogie, parts and equipment on the car roof are lifted from the transfer trolley through the traveling crane on the operation platform and moved to the car roof, the maintenance personnel carry out assembly operation on the designated part of the operation platform, the safety rope is fixed at the waist during operation, and the safety rope is connected to the operation platform.
(19) After the vehicle body is assembled, all the disassembled cover plates are installed, after an operator checks that all parts are connected without errors, the running rails on the operation platform move towards the center of the line, and the lifting devices slowly fall down, so that the lifting devices move away towards two sides after the wheels are contacted with the running rails.
(20) The vehicle is organized into groups, and a coupler buffer and a workshop connection device between the vehicle bodies are connected.
And a third part: integral debugging and acceptance inspection work after comprehensive maintenance
(21) Static debugging
And after the vehicle marshalling is finished, connecting the static debugging power supply cabinet to perform static debugging on the whole vehicle, and ensuring that all basic functions of the vehicle are normal after the vehicle is electrified.
(22) Dynamic debugging
After the static debugging is finished, the train needs to go to a test line for dynamic debugging, and all functions in the running process of the train are ensured to be normal.
(23) Rain test
And (5) carrying out a rain test after the dynamic debugging is finished, and checking whether the vehicle assembly is qualified.
(24) And after all the functions of the vehicle are normal, the vehicle comprehensive overhaul and acceptance check work is completed.
(25) After the vehicle is pulled to the parking line through the tractor, the parking is ready for sending.
In summary, compared with the prior art, the scheme of the invention has the following significant advantages:
compared with the prior art, the invention has the greatest characteristic that the adaptability adjustment is made to the traditional rail transit vehicle overhauling process aiming at the structural characteristics of the suspended monorail train, and the comprehensive overhauling process flow suitable for the suspended monorail train is provided.
The implementation effect of the comprehensive overhaul process flow of the suspension type monorail train is as follows:
(1) the comprehensive maintenance process flow can effectively meet the operation requirements of the suspension type monorail train and ensure the safe operation of the train.
(2) Aiming at the suspension type monorail train bogie running in the track beam, the comprehensive maintenance process flow can effectively meet the daily maintenance requirements and ensure that the bogie runs safely in the track beam.
(3) Because the traction system, the brake system, the power supply system, the traveling system and the like of the vehicle are concentrated on the top of the train, and are different from the process flows of respectively overhauling the top and the bottom of the subway and the national railway, the disassembly of the bogie and the roof equipment is completed by moving or disassembling the vehicle hoisting operation platform, and the bogie and the roof equipment are conveyed to each workshop for overhauling, so that the comprehensive overhauling efficiency can be effectively improved.
(4) The overhaul process flow makes the overhaul division work clear and provides detailed description, and provides technical guidance for overhaul work, so that overhaul teams are scientific, standard and ordered when carrying out overhaul operation, blind overhaul is avoided, primary and secondary uncertainty during equipment overhaul is avoided, cross operation is carried out, and omission or insufficient overhaul degree occurs.
The comprehensive maintenance process is an important component in a safety guarantee system of the suspension type monorail train, the complete comprehensive maintenance process can improve maintenance efficiency, effectively prolong the service life of the train and has obvious economic benefit.
It will be appreciated that the embodiments of the system described above are merely illustrative, in that elements illustrated as separate components may or may not be physically separate, may be located in one place, or may be distributed over different network elements. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
In addition, it should be understood by those skilled in the art that in the specification of the embodiments of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the embodiments of the invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description. Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the embodiments of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects.
However, the disclosed method should not be interpreted as reflecting an intention that: that is, the claimed embodiments of the invention require more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of an embodiment of this invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit the same; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A comprehensive maintenance process flow method of a suspended monorail train is characterized by comprising the following steps:
s1, preparation before vehicle overhaul:
judging whether the comprehensive overhaul period or the running kilometer of the vehicle meets the repair journey repair requirement or not, applying the comprehensive overhaul operation of the vehicle, cleaning and blowing the train, warehousing for inspection, and then drawing the train to a comprehensive overhaul warehouse;
s2, vehicle comprehensive overhaul operation:
the operation objects comprise a roof device, a bogie, a vehicle body and an in-vehicle device;
the operation content of the vehicle overhaul comprises the following steps: disassembling the vehicle, disassembling the roof equipment and the in-vehicle equipment in a component overhaul room, pushing the bogie into a bogie overhaul room for disassembly and repair, assembling the overhauled bogie, performing bogie static load and dynamic load tests, sending the vehicle body into a vehicle body overhaul room to correct the vehicle body structure and replace the in-vehicle components, sending the vehicle body into a paint spraying room for renovating the appearance after overhaul, assembling the vehicle equipment components, the bogie and the vehicle body in a comprehensive overhaul room, and marshalling the train;
s3, performing overall debugging and acceptance work after the vehicle is overhauled comprehensively:
the method comprises the steps of static debugging, dynamic debugging and rain test of the train, checking and accepting after all the trains are confirmed to be normal, and handing the train to a payment section after the checking and accepting are passed.
2. The suspension type monorail train overhaul process flow method as defined in claim 1, wherein:
in step S1, the step of preparing before the vehicle overhaul work includes:
s1.1: compiling a vehicle comprehensive maintenance operation plan list according to the running mileage of the vehicle reaching 60 kilometers or the running time reaching 6 years by combining the running condition of the vehicle;
s1.2: the overhaul teams and crew members look up the work items to be completed by the suspension type monorail train;
s1.3: each operator transacts the operation procedures, fills in the material tool application and receives the corresponding material and tool;
s1.4: the suspension type monorail train drives into a cleaning area, and dust, oil stains and dirt on the outer surface of the vehicle, which are caused by vehicle operation and maintenance, are removed;
s1.5: the suspension type monorail train drives into the blowing warehouse to perform careful soot blowing work on the vehicle bogie and the vehicle roof, so that the subsequent cleaning work of the surfaces of parts after the bogie is disassembled is facilitated;
s1.6: preparing for maintenance of the maintenance road, and drawing the train into a comprehensive maintenance warehouse;
s1.7: and after the suspension type monorail train enters the comprehensive overhaul warehouse, preparing to carry out comprehensive overhaul operation on the suspension type monorail train.
3. The suspension type monorail train overhaul process flow method as defined in claim 1, wherein:
in step S1.4, the cleaning step includes steps of spraying a prewetting liquid, brushing a liquid medicine, cleaning an end face, cleaning a side face, cleaning a bottom face, rinsing with clear water, purging and drying by an automatic train outer skin cleaning device.
4. The suspension type monorail train overhaul process flow method as defined in claim 1, wherein:
in step S2, the roof apparatus includes: the system comprises a source dividing and air braking system, a roof air conditioning system, a traction system, an auxiliary power supply system, a train monitoring system and a power supply system.
5. The suspension type monorail train overhaul process flow method as defined in claim 4, wherein:
in step S2, the in-vehicle device includes: door window, coupling device, workshop connecting device, coupling buffer, braking system, electrical equipment, auxiliary equipment, floor, driver's cabin equipment.
6. The suspended monorail train overhaul process flow method as defined in claim 5, wherein:
in step S2, the vehicle overhaul work step includes:
s2.1: the train stops at the designated position of the maintenance platform, after alignment and fixation, the train is synchronously lifted to separate the traveling wheels from the traveling rails, and the traveling rails among all bogies move towards two sides to be opened to expose the roof equipment;
s2.2: the train is disassembled, and the disassembled train is pulled to a specified position of the platform to disassemble the equipment;
s2.3: a fixed bogie for suppressing the sway thereof during the operation;
s2.4: the maintenance personnel walk to the corresponding position of the roof platform through the maintenance platform to carry out operation, the maintenance personnel disassemble the roof equipment, the overhead travelling crane lifts the equipment to the transfer trolley, the transfer trolley sends the equipment to a corresponding workshop to carry out maintenance or replacement, the equipment is assembled after normal debugging, and the assembled parts are stored to a qualified area to wait for final assembly;
s2.5: the electric circuit is overhauled or parts are replaced, so that the fastening of the interface is ensured to be free from looseness, and the wire protection hose is free from obvious cracks and deformation;
s2.6: the maintenance personnel finish the disassembly between the central hanging system at the bottom of the bogie and the top of the vehicle body, so that the bogie is separated from the vehicle body; the method comprises the following steps of (1) translating a vehicle body to the outside of a vehicle roof operation platform, sending the vehicle body to a vehicle body maintenance room, pushing a bogie to the end part of the platform, and hoisting the bogie to the ground through a crown block;
s2.7: the operation personnel continuously disassemble the car door and window, the car coupler device, the seat, the floor, the cab equipment, the electrical system, the electrical equipment and the auxiliary equipment on the car, the disassembled parts are placed on the transfer trolley and moved to a part overhaul room to be cleaned, purged, disassembled, overhauled and replaced, the parts are assembled after being debugged normally, and the assembled parts are stored in a qualified area to wait for final assembly;
s2.8: the method comprises the following steps of completely disassembling a bogie in a bogie overhaul warehouse, disassembling the bogie into a traction motor, a framework, traveling wheels, guide wheels, an air pipeline and a central hanging system, cleaning, finely decomposing, cleaning, detecting, polishing, paint supplementing and part replacing, replacing rubber tires, assembling the bogie after all tests are qualified, performing static load tests and dynamic load tests on the assembled bogie, and storing the bogie after the tests are qualified for final assembly;
s2.9: the traction motor is sent to a traction motor maintenance workshop for cleaning and purging to enable the motor to have a clean appearance, damaged connecting wires and parts are replaced, the traction motor is decomposed, a bearing is checked, lubricating grease is replaced, dust and blockage of a motor air duct are cleaned, a sensor, a resistor, the bearing and a stator are maintained, motor surface paint is checked and repaired, the motor is assembled and tested after all tests are qualified, and the motor is sent to a bogie maintenance warehouse for assembly after the tests are qualified;
s2.10: the vehicle body is sent into a vehicle body maintenance room to inspect and correct the vehicle body structure, paving materials including a wall plate, a ceiling and a floor in the vehicle are replaced, a vehicle bottom guide wheel is inspected, then the vehicle body is sent into a paint spraying warehouse to perform external paint spraying to restore the whole appearance, and then the vehicle body is sent into a comprehensive maintenance warehouse to wait for final assembly;
s2.11: moving the qualified bogie to a comprehensive overhaul warehouse for vehicle final assembly; hoisting the bogie, the parts and equipment on the roof from the transfer trolley through a travelling crane on the operation platform, moving the bogie to the roof, and assembling the bogie, the parts and the equipment on the roof by a maintainer at a designated part of the operation platform;
s2.12: after the vehicle body is assembled, all the disassembled cover plates are installed, after an operator checks that all parts are connected correctly, the running rails on the operation platform move towards the center of the line, and the lifting device slowly falls down, so that the lifting device moves towards two sides after the wheels are contacted with the running rails;
s2.13: the vehicle is organized into groups, and a coupler buffer and a workshop connection device between the vehicle bodies are connected.
7. The suspended monorail train overhaul process flow method as defined in claim 6, wherein:
in step S2.4 and step S2.11, the safety rope is fixed at the waist of the service person during operation, and the safety rope is connected to the operation platform.
8. The suspended monorail train overhaul process flow method as defined in claim 6, wherein:
in step S3, the static debugging step includes: and after the vehicle marshalling is finished, connecting the static debugging power supply cabinet to perform static debugging on the whole vehicle, and ensuring that all basic functions of the vehicle are normal after the vehicle is electrified.
9. The suspended monorail train overhaul process flow method as defined in claim 8, wherein:
in step S3, the dynamic debugging step includes: and after the static debugging is finished, the train is dynamically debugged on line, so that all functions in the running process of the train are normal.
10. The suspended monorail train overhaul process flow method as defined in claim 9, wherein:
in step S3, the rain test step includes: and (5) carrying out a rain test after the dynamic debugging is finished, and checking whether the vehicle assembly is qualified.
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