Description

A, applicable scope
YQJC - **0 type switch hydraulic track machine applied many sets of machine group is used, is the railway switch handling, laying track of special equipment, it is suitable for *0 ㎏ / m rail switch the track operation, in order to adapt to the two rail different clearance, need to adjust the machine two feet distance, adjust first to loosen the lifting cylinder the Allen screw make lifting cylinder in the slide in mobile, leg position, after the confirmation of the screw. Will have been assembled into the switch through this unit configuration, and then slowly synchronous up the switch, by adding auxiliary facilities, the overall move to a predetermined laid position, then through adjustment, complete switch laid. Also can use single, single line and double rail track work, carries on the line or ballast bed maintenance. Has the working efficiency high, the operation is simple, portable, lighten physical labor, safe and reliable, widely used, etc.
Second, the main technical parameters
1, maximum track force: single cylinder **0 kn
Duplex **0 kn x 2
2, lifting cylinder stroke: **0 mm ± 5 mm
3, system working pressure: *6 mpa
4, manual pump operation force: **0 n
5, road time: < **0 s
6, engine power: 9.5 kW
7, engine revolution: ***0 RPM
8, weight (single) : **0 kg
Three, the basic structure and working principle
The device is composed of internal combustion engine, pump and multiple directional control valve, oil cylinders, hydraulic system and track institutions, hook rail mechanism, walking mechanism, road equipment, manual oil pump, etc. Multiple directional control valve installed in unloading valve, when hydraulic system overload, may at any time unloading, ensure the safe use of the machines. Hook rail institutions and running gear oil cylinder by a reversing valve control, rail hook of zhang he2 and frame lift linkage, both operation and two action at the same time, complete, eliminate misoperation on-orbit hook not when open ascension causes the possibility of damage to the machine frame, and improve the safety of the machines. Rail hook as heavy pliers type structure, rely on the rail hook gravity can automatic hookup rail, simple operation, and reliable performance.
Working principle: this machine to internal combustion engine as power, drive gear pump produce hydraulic energy, output hydraulic oil, by multiple directional control valve allocated to each execution oil cylinder and action. Track institutions set up two lifting oil cylinder, through the bottom towing, pressure plate, screw connection in the track rack, piston lower install two track leg. When the hydraulic oil into two lifting cylinder cavity on the two piston rod stretched out, and make leg support ground, through the hook rail mechanism, the complete machine upward lift, conversely whereabouts. This machine has two small oil cylinder, and the control of the mobile mechanism and hook rail mechanism. This machine is equipped with road mechanism, the road frame to move clearance outside. The same table machine, can the monorail and double track at the same time up (but two lifting cylinder piston out of length difference shall not be more than **0 mm).
Hydraulic transmission principle as shown in figure 2 shows
Four, method of use
1, check the fasteners whether firm, if have, become loose, must first for fastening, then in the operations, to ensure safe use of machines and tools.
2, before use, should to be injected fuel tank about *5 litres clean hydraulic oil, according to the local climate conditions and different season, general provisions summer choose *0 #, winter choose *0 #, in use found oil quantity is not enough, should be added hydraulic oil.
3, engine is the main source of power, before use should first serious reading random incidental engine specification, familiar with the matters needing attention and operation method, ensure the normal working of engine and prolong service life.
4, multiple valve equipped with overflow valve, the system pressure has been tuned, do not need to adjust.
5, before the use should first of all check whether all normal, and open reversing valve, check each part separate action is normal or not. Should know how to reversing valve control direction, function, to ensure that the correct control.
6, track operation program of work:
6.1 will track machine placed in orbit, start engine, make its idle run 3 ~ 5 min. Observation components operation is normal or not, the control system is flexible, reliable, abnormal, stop debugging.
6.2 multiple valve control handle has three, on both sides of the control respectively two lifting cylinder. Intermediate operating handle control hook rail institutions and travel agencies. Among the handle to "fall, hook" position. The travel agency is raised, and at the same time rail hook fell on rail jaw the following, hookup rail.
6.3 according to the operation need (the single or double track) will be left, right control handle respectively switch to "rise", piston leg stretch out certain length, began to track, track quantity size according to the need to control handle. If you need to single rail track, pay attention to the pistons out of length difference is not more than **0 mm, to ensure that the track machine safety operation.
6.4 track homework completed, will be left, right lifting cylinder control handle respectively switch to "drop", to completely withdraw leg, intermediate hook line cylinder control lever switch to "pine, up", rail hook from rail, to stand up to the highest position, walking wheel fell on the rail, can implement to the next operating point.
6.5 if road, first to press 6.4 operation, and then to the road wheel stent in road frame and connect, then control intermediate hook line cylinder control handle to "fall, hook", make the road wheel fall next word shelf, walking round up completely, ensure the equipment in the parts are not affected by rail barrier, then can be moved to the rail outside, up the road frame to make it in the clearance of the safe place.
7, track unit operating procedure (the switch of the move, laid) :
7.1 according to track unit plan (sees attached figure) position, will track machine installed in the corresponding Numbers position.
7.2 the unit 7 station track machine for 1 group, users can according to need to confirm use different sets.
7.3 units in accordance with the provisions after installation, according to the provisions of article 6.1 check the track machine, to ensure that the track machine working properly.
7.4 track preparation work
7.4.1 designated persons must be unified command, each track machine control personnel a clear division of work, responsibility clear.
7.4.2 equipped with enough auxiliary staff and a clear division of work, equipped with adequate pad wood and not less than *0 table double flange double car.
According to the site actual 7.4.3 handling, laid distance, laid position need, equipped with enough the rail and gauge rod and other materials, tools.
7.5 switch of flitting homework (switch to line horizontal direction flitting)7.5.1 obey the command crew after the password, the track machine control personnel according to article 6.2, 6.3 synchronous operation method, uniform, slowly raise the switch section of track. Each control personnel should always observe track machine working state, ensure switch section of track at the same level. For lifting to a predetermined level, and at the same time, stop working.
7.5.2 according to line horizontal direction laid block, block the laying of rail to switch section of track, maintain the level of rail, rail and between section of track installation double flange double car.
7.5.3 control track machine will switch uniform, slow underground to double the car, at this time, should always observe double car is stable. And switch section of track and the double car completely after contact, the piston rod back.
7.5.4 slow implementation of the switch section of track to need to lay line position.
7.5.5 units work together at the same time to switch section of track up after a certain height, and the dismantling of the transverse erection rail, block.
7.6 if this time switch has been basically in place, can press the method adjusting assignment:
7.6.1 laying track position on setting transverse moving double car, will switch section of track fell on the double cars, track machine piston take transverse position adjustment, ensure switch and both line longitudinal to positive.
7.6.2 ballast bed put on the longitudinal mobile double car, to switch to longitudinal position adjustment, ensure switch and existing line connection installed in place.
7.6.3 dismantle double car, switch installation ends, the unit under way.
According to article 7.5 7.7 such as operating procedures switch lateral movement in place still need to longitudinal mobile, according to the following method homework.
7.7.1 longitudinal install temporary rail, track tension bar and so on, and both line connection, in order to make switch longitudinal mobile.
7.7.2 switch lateral move to scheduled installation line position, temporary rail mounted on double flange double car, the section of track uniform, slow down in the double car. Unit stop operation, oil cylinder piston back.
7.7.3 implement switch section of track and be ready to observe double car running state whether firm, prevent off way, necessary adjustment.
7.7.4 through the frog, should will double flange car into single rim car.
7.7.5 switch section of track vertical arrived at the scheduled position, unit work together at the same time, raise section of track, and at the same time, under the section of track installation of a certain height block, to ensure the stable, in order to ensure demolition temporary rail when the operation safety.
7.7.6 dismantle gauge rod, temporary rail, etc., unit work together at the same time, will switch section of track uniform, softland to lay position ballast bed.
7.7.7 according to 7.8.1 ~ 7.8.3 method transverse, longitudinal adjustment operation.
7.8 dismantle switch can refer to the above operation method.
8, such as engine malfunctions or pump failure, need manual pump work, just reciprocating lift the pressure can be, other operating method unchanged.
9, in handling to avoid knock against, in case of equipment deformation and cannot move freely. Should always keep exposed piston rod in a clean state.
Five, maintenance and repair
1, track machine while refueling must filter, guarantee the hydraulic oil cleaning, shall not use dirty or mixed impurity of hydraulic oil.
2, track machine if often use, but half a year cleaning time, should be used when cleaning brush will oil cylinder, oil tank, oil passage clean up, pay attention to not wipe with cotton.
3, if has the damage components to change in time, no machines work in spite of illness.
4, each work **0 hours, deal with machines and tools for inspection and maintenance:
4.1 check hydraulic system work is normal, and presence of oil leakage phenomenon, if discovery is unusual, should check whether the disintegration of hydraulic parts wear, seal for damage and oil-way are clear, confirmation, replace the corresponding parts or seal and clean oil circuit.
4.2 agencies working is normal or not, if you have serious abrasion and deformation, should replace the corresponding parts or maintenance.
4.3 the connection parts for fastening.
4.4 petrol engine according to the specification for maintenance.
5, such as is not used for a long period, should be properly antirust processing, and shoe cover things dust.
Six, safety instructions
1 according to the ministry of railways, the railway engineering safety rules "concerned regulation, organization construction and safety protection.
2, the operator shall be subject to technical training qualified and certified before starting to work.
3, the operator should carefully read this instruction and know the equipment structure, performance, use method.
4, according to the requirements for the equipment maintenance and maintenance, and shall not use existing fault equipment operation.
5, operation process engine or other parts anomaly, shall immediately stop check and remove the faults to continue after operation.
6, track unit operation, must be designated persons command, safety protection, a password call answering system, the operation staff harmonious and unified operation, ensure the operation safety.
7, track unit operation, any a device must ensure that sound, if discovery is unusual, shall all be stop operation, debugging.
8, track unit before operation, should according to the work place, content and so on to carry on careful analysis, research, formulate the construction plan and strict implementation of the construction plan requirements.
9, in track homework, don't throw intermediate reversing valve operating handle, or will cause hook rail institutions and travel agencies damage.
*0, track machine hydraulic system has overflow valve, when the load is too high, overflow valve unloading, overflow valve pressure factory has been adjusted to *6 mpa in use, forbid to adjust.