CN103612647B - The installation method of car retarder - Google Patents
The installation method of car retarder Download PDFInfo
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- CN103612647B CN103612647B CN201310703553.9A CN201310703553A CN103612647B CN 103612647 B CN103612647 B CN 103612647B CN 201310703553 A CN201310703553 A CN 201310703553A CN 103612647 B CN103612647 B CN 103612647B
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Abstract
The present invention relates to the mounting process that railway hump marshalling yard adjustment rolling hooks the speed control device of vehicle speed, be specifically related to a kind of installation method of car retarder, the first step, parts be assembled into retarder group; Adjacent two retarder groups, with I-beam section as erecting stage, are put positive leveling according to 1800mm spacing, are fixed between described spacing with connecting angle by second step, then are positioned at the middle levelling of adjacent two retarder groups of homonymy described in supporting group being placed on; 3rd step, adjusts each retarder group switching centre line, the line of centers of each retarder group is parallel to each other, and adjusts the diagonal line of adjacent two retarder groups, makes the diagonal line of adjacent two retarder groups equal.Efficient and the safety of installation method of the present invention, avoids the generation of the duplication of labour and Peril Incident.
Description
Technical field
The present invention relates to the mounting process that railway hump marshalling yard adjustment rolling hooks the speed control device of vehicle speed, be specifically related to a kind of installation method of car retarder.
Background technology
TJK type car retarder is the speed control device that railway hump marshalling yard adjustment rolling hooks vehicle speed.Be mainly used in spacing braking position, also can be used for object retarder location, TJK type speed reducer can control effectively, be the speed of vehicle the Hump velocity modulation equipment of dependable performance.TJK type speed reducer is non-gravity type retarder, take pressurized air as power, control that is long, control setup is surveyed by radar velocity measurement, track circuit, according to the Different Weight of skating vehicle, friction speed, adopting different braking grade (level Four or six grades) to brake, making vehicle by reaching predetermined exit velocity after retarder.Retarder is by pressurized air, and the application force that cylinder is produced, by the lever transmission of upper and lower part bar, makes the brake clamping plate be arranged on brake beam produce lateral pressure to wheel, rubs to reach the object making car retardation to wheel.The large I of retarder braking force, according to car weight and the speed of a motor vehicle, is braked grade by different blast and is adjusted.When retarder is alleviated, retarder control device is not supplying pressurized air to retarder cylinder, and cylinder compressed air is drained in air by fast-discharge valve.When brake cylinder internal pressure is close to barometric pressure, retarder by deadweight and partial spring power effect under, return to relieved state.But car retarder parts are many and installation procedure complicated, if there is error in installation process gently, equipment is caused to use, heavy then cause safety misadventure.
Summary of the invention
For prior art Problems existing, provide a kind of safe and installation method that is efficiently car retarder.The technical solution used in the present invention is:
An installation method for car retarder, is characterized in that, the first step, parts is assembled into retarder group; Adjacent two retarder groups, with I-beam section as erecting stage, are put positive leveling according to 1800mm spacing, are fixed between described spacing with connecting angle by second step, then are positioned at the middle levelling of adjacent two retarder groups of homonymy described in supporting group being placed on; 3rd step, adjusts each retarder group switching centre line, the line of centers of each retarder group is parallel to each other, and adjusts the diagonal line of adjacent two retarder groups, makes the diagonal line of adjacent two retarder groups equal; 4th step, in rail support groove stock rail being arranged on retarder group and the gauge adjusting stock rail is 1433-1438mm, installs that rail is clamping determines stock rail; 5th step, lifting brake beam, is arranged on brake beam in retarder group and support group, and makes brake beam keep the gap of 5-10 millimeter each other, then installs lower clamp on brake beam; 6th step, installs brake clamping plate, the facade of brake clamping plate and bottom surface and brake beam is fitted tightly; 7th step, is arranged on described brake beam by adjustment block, arc block, spring steel band, spring box and adjustment backing plate successively, when installing described adjustment block and arc block, makes arc block drop in the groove of adjustment block; 8th step, installs the inner air pipe line of retarder; 9th step, to each shaft member note lubricating grease of retarder; Tenth step, carries out ventilation action test; 11 step, after each component actuation of ventilation action test test retarder is correct, adjustment retarder opening size and brake clamping plate height; 12 step, makes welding retarder lifting frame; 13 step, carry out retarder slip car test.
As the preferred embodiment of the present invention, the step that parts are assembled into retarder group by the described first step is: be fixed on bearing by rail folder, be arranged on by bearing on sleeper, two sleeper channel-section steels of each retarder group link together; The upper and lower part bar lever shaft having inlayed axle bush is arranged between two bearings; Brake cylinder cylinder axis and the axis of the piston and upper and lower part bar hinged, and then recoil spring is installed.Sleeper is mounted in below retarder group, and each retarder group has two bearings, and a bearing correspondence is arranged on a sleeper.
As the preferred embodiment of the present invention, when described 4th step installs stock rail, measure the distance of end carriage head to rail head, made it consistent with existing line rail length.
As the preferred embodiment of the present invention, in described 6th step, brake clamping plate flatness every meter is not more than 3mm, and the gap of adjacent two brake clamping plates should be 0-4mm.
As the preferred embodiment of the present invention, in described 6th step, first brake clamping plate clamping plate binding bolt is fixed on brake beam, then by lower clamp bolted.
As the preferred embodiment of the present invention, in described 7th step, spring box makes spring steel band have precompressed compression after installing.
As the preferred embodiment of the present invention, described tenth step ventilation action test content comprises: by different braking grade actions, and when having non-loosening and brake-cylinder pressure to be 0.1MPa at retarder retarder location with when alleviating position observation retarder action with or without jam, each portion bolt, can retarder top and the bottom bar start.
As the preferred embodiment of the present invention, in described 12 step, during the integral hoisting of retarder, the old rail head of retarder well cutting when release position or old retarder rail fastening left-hand thread are in retarder both-side opening and between two inboard brake beams.
As the preferred embodiment of the present invention, described 13 step is carried out retarder and is slipped in car test, and to be no more than the pressure of 340Kpa, vehicle entrance speed is no more than 10Km/h and carries out slipping car test, and slips that car order is followed successively by light car, loaded vehicle, weight mix car.
As the preferred embodiment of the present invention, need to carry out service condition inspection before place in operation after described retarder installation, the content of described service condition inspection comprises: whether the inspection of retarder each parts mount position, retarder rotatable parts slipper check without jam, each parts oiling conditions of retarder.
TJK type car retarder of the present invention comprises T.JK type car retarder and T.JK-50 type car retarder.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows: the efficient and safety of installation method, avoids the generation of the duplication of labour and Peril Incident.
Accompanying drawing explanation
Fig. 1 is the installation procedure figure of car retarder of the present invention
Fig. 2 is retarder group position relationship schematic diagram of the present invention
Fig. 3 is A place enlarged drawing in Fig. 2
Mark in figure: 1-retarder group, 2-support group, 3-retarder group switching centre line, 4-adjacent retarder group diagonal line, 5-rail support groove, 6-arc block.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention will be further described.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1
The present embodiment is for T.JK type speed reducer.Installation procedure figure of the present invention as shown in Figure 1, contrasts accompanying drawing 1 below and describes the present invention in detail.Preparation before construction has: in external communication, technology, industry, material and facility prepare and labour's tissue.Then carry out the concreting of retarder base foundation, lay rubble simultaneously.
Parts are assembled into retarder group by the first step, and concrete steps are: be fixed on bearing by rail folder, be arranged on by bearing on sleeper, two sleeper channel-section steels of each retarder group link together.The upper and lower part bar lever shaft having inlayed axle bush is arranged between two bearings.Brake cylinder cylinder axis and the axis of the piston and upper and lower part bar hinged, and then recoil spring is installed.Each portion size is checked after the assembling of retarder group.And line of centers is pulled on sleeper, use in order to during lifting.Sleeper is below retarder group, and each retarder group has two bearings, and a bearing correspondence is arranged on a sleeper.
Second step, retarder group puts positive leveling: on smooth place, use I-beam section as erecting stage, adjacent two retarder groups are put positive leveling according to 1800mm spacing, as shown in Figure 2, marking 1 indication in figure is a retarder group, the line marking 3 indications in figure is the line of centers of retarder group, described 1800mm spacing is the distance between adjacent two retarder group switching centre lines, described 1800mm spacing connecting angle is fixed, the spacing of confirmation retarder group is after 1800mm, again supporting group 2 is placed on levelling in the middle of two retarder groups, and install fixing with connecting angle.
3rd step, adjustment retarder group switching centre line and diagonal line, the line of centers (connection lead at two brake cylinder centers marks 4 and is adjacent retarder group diagonal line in Fig. 2) of each retarder group should be parallel, two adjacent retarder groups answer rectangularity, and namely diagonal line should be equal.Two bearings centreline spacing 1505mm, after whole retarder assembles, the line of each 1505mm size mid point should be straight line.
4th step, in rail support groove stock rail being arranged on retarder group and the gauge adjusting stock rail is 1433-1438mm, installs that rail is clamping determines stock rail.As shown in Figure 2, stock rail is mounted in rail support groove 5, when installing stock rail, has measured the distance of end carriage head to rail head, consistent with existing line rail length.Carry out work business in the process simultaneously and stock rail is installed.
5th step, lifting brake beam and clamp under installing: note end carriage and central sill position when lifting brake beam, make brake beam keep the gap of 5-10mm flexible with safety action each other when installing lower clamp.
6th step, installs brake clamping plate, and before installation brake clamping plate, first not fastening lower clamp bolt, is fixed on brake clamping plate clamping plate binding bolt after on brake beam, then by lower clamp bolted.The facade of clamping plate and bottom surface should be as far as possible closely connected with brake beam, the facade of brake clamping plate, and bottom surface and brake beam should be closely connected, clamping plate flatness, and every meter is not more than 3mm, and the gap of adjacent two brake clamping plates should be 0-4mm.
7th step, install retarder miscellaneous part, sequence of erection is: adjustment block, arc block, spring steel band, spring box and adjustment backing plate.As shown in Figure 3, when installing arc block 6, adjustment block, arc block 6 must be made to drop in the groove of adjustment block, and the side of arc block is against in the groove of brake beam.Spring box should make spring steel band have certain precompressed compression after installing.
8th step, after retarder group and each parts install, installs the inner air pipe line of retarder.When inner air pipe line is installed, each position pipeline and retarder contact site installing insulating pipe collar, prevent pipeline from conducting electricity, affect track circuit and normally use.
9th step be each shaft member note lubricating grease, and at retarder outlet installing rerailer, retarder end carriage and rerailer spacing is 20-50mm.Note during installation distinguishing inside and outside, left and right, and rerailer should be closely connected with rail, its gap must not be greater than 2mm, and outer rerailer exceeds rail surface must not be greater than 2mm.When rerailer being installed in retarder overhaul engineering, particularly it is to be noted that to check rerailer rail length whether with just have circuit consistent size.
Tenth step, ventilation action test.After retarder in-site installation, detailed inspection should be carried out in each position, and size against regulation should adjust immediately.For ensureing to check and the correctness of adjust size, after retarder initial survey, advanced person works wind action test, after each component actuation of retarder is in the main true, rechecks again and adjust regarding sizes.Action test content: by different braking grade actions, retarder retarder location and alleviate position time observe action time with or without jam, when each portion bolt has the phenomenons such as non-loosening and brake-cylinder pressure to be 0.1MPa, can retarder top and the bottom bar start.Blast at different levels whether meets level Four or strong breeze pressure value sees the following form:
Level Four wind pressure value:
Strong breeze pressure value:
The normal constant speed of automation
11 step, after each component actuation of ventilation action test test retarder is correct, adjustment retarder opening size and cleat heights: when retarder is arranged on linear position, stock rail gauge is 1433-1438mm.The opening size of retarder and cleat heights are as following table:
If when in contrast, table retarder opening size is undesirable, the adjustment backing plate by different-thickness adjusts.The thick 2mm of the adjustment every sheet of backing plate, is placed between upper and lower part bar and adjustment block, makes retarder opening size meet designing requirement by the quantity of increase and decrease adjustment backing plate.First should adjust the distance of retarder location inboard brake clamping plate apart from rail medial surface when adjusting, then adjust the opening size between brake clamping plate.Can also by adjusting retarder braking to the recoil spring under lower pole and the spring adjustment under upper bar, alleviating the distance between inner side clamping plate driving surface and rail medial surface in the opening size of position.When braking mode, the recoil spring under adjustment lower pole, can adjust the distance of inner side clamping plate and rail medial surface; When relieved state, the spring under adjustment upper bar, can adjust the opening size alleviating position.After each size mixes up, nut is fixed ensure required size.New brake clamping plate has overlap, not as gauge reference target.Also do not need to root out, the Che Shineng that slips grinds off voluntarily.
12 step, makes welding lifting frame.During retarder integral hoisting, retarder, in release position, utilizes the old rail head of well cutting or old retarder rail fastening left-hand thread in retarder both-side opening and between two inboard brake beams, increases the integral rigidity of retarder, prevents distortion.
13 step, carry out retarder slip car test.Slipping before car needs locomotive to carry out vehicle pressure road to retarder section, and guarantee base fixed, track circuit is good.Brake clamping plate is smeared moderate lubrication fat, prevents vehicle from extruding because friction drag is large.First to be no more than the pressure of 340Kpa, vehicle entrance speed is no more than 10Km/h (2.8m/s), and the car that slips is sequentially for light car, loaded vehicle, weight mix car and carry out coasting braking test.New brake clamping plate have overlap, need rolling two, three cars, after grinding off overlap, then carry out coasting braking test with the speed of 18Km/h (5m/s).After test first and second, check each several part situation without exception, can carry out slipping car operation.
Finally, need before equipment use to carry out service condition inspection.First be each parts mount position inspection, each parts mount position inspection comprises: the first, sees that retarder installation dimension requires: one be braking rail aperture entry first center of clamping is 129 ± 2mm; Other pincers centers are 126 ± 2mm, and in construction, the first pincers center suggestion is adjusted to 131mm; Other pincers centers are adjusted to 128mm.Braking rail opening adjusts to the frictional loss that higher limit can reduce braking rail, ensures that vehicle safety enters braking rail.The second, stock rail is installed, adjustment gauge 1433-1438mm.During installation, stock rail spacing is according to 1435mm gauge adjustment.3rd, stock rail end face is apart from brake clamping plate end face distance: 1. retarder location: 81mm outside the 83mm of inner side, 2. alleviates position: 75mm outside the 77mm of inner side.4th, when two retarders are installed in series, the minor increment between two retarders is generally 0.4m.5th, the line of centers (connection leads at two brake cylinder centers) of each retarder group should be parallel, and two adjacent retarder groups answer rectangularity, and namely diagonal line should be equal.Check two bearings centreline spacing 1505mm, after whole retarder assembles, the line of each 1505mm size mid point should be straight line.6th, retarder outlet installing rerailer, retarder end carriage and rerailer spacing are 20-50mm.During installation, 30mm is got in suggestion.Outside rerailer should be closely connected with rail, and minimum clearance is not more than 2mm, and its end face should lower than tread face, should higher than tread 2mm yet.When 2 groups of retarders are installed in series, when its intermediate distance is greater than 400mm, installing rerailer, when being less than 400, is not then arranged.
Service condition inspection before equipment use also comprises and checks that whether rotatable parts easy slide part is without jam: the first, inspection opening time: 1. full application of brake time≤1.39s; 2. direct release time≤1.94s; 3. remission time≤1.23S; Braked by action test and check that whether all parts action is consistent be confirmed whether jam phenomenon with alleviating.Service condition inspection before equipment use also comprises the bolted inspection of each portion.
Service condition inspection before equipment use also comprises oiling: the first, and pouring orifice is all established in lever shaft two ends, can carry out oiling (blended oil of grease and machine oil) on time; The second, screw plug is turned on by cylinder place, can to oiling in brake cylinder (difference in summer in winter noted by machine oil); 3rd, the end of cylinder axis and the axis of the piston is provided with priming cup, can carry out oiling (blended oil of grease and machine oil) on time.After last new retarder Installation and Debugging, equipment distortion when welding lifting frame prevents from lifting retarder.
Service condition inspection before equipment use also comprises pipeline and installs whether meet requirements for quality, and the scope of examination comprises: pipeline is installed should be smooth vertical and horizontal, neat appearance; Pipeline props up, bracket is installed should be firm, tight with tube contacts.
Embodiment 2
The present embodiment for T.JK-50 type speed reducer, its installation method and content consistent with embodiment 1, do not repeat them here.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an installation method for car retarder, is characterized in that, the first step, parts is assembled into retarder group; Adjacent two retarder groups, with I-beam section as erecting stage, are put positive leveling according to 1800mm spacing, are fixed between described spacing with connecting angle by second step, then supporting group are placed on the middle levelling of adjacent two retarder groups being positioned at homonymy; 3rd step, adjusts each retarder group switching centre line, the line of centers of each retarder group is parallel to each other, and adjusts the diagonal line of adjacent two retarder groups, makes the diagonal line of adjacent two retarder groups equal; 4th step, in rail support groove stock rail being arranged on retarder group and the gauge adjusting stock rail is 1433-1438mm, installs that rail is clamping determines stock rail; 5th step, lifting brake beam, is arranged on brake beam in retarder group and support group, and makes brake beam keep the gap of 5-10 millimeter each other, then installs lower clamp on brake beam; 6th step, installs brake clamping plate, the facade of brake clamping plate and bottom surface and brake beam is fitted tightly; 7th step, is arranged on described brake beam by adjustment block, arc block, spring steel band, spring box and adjustment backing plate successively, when installing described adjustment block and arc block, makes arc block drop in the groove of adjustment block; 8th step, installs the inner air pipe line of retarder; 9th step, to each shaft member note lubricating grease of retarder; Tenth step, carries out ventilation action test; 11 step, after each component actuation of ventilation action test test retarder is correct, adjustment retarder opening size and brake clamping plate height; 12 step, makes welding retarder lifting frame; 13 step, carry out retarder slip car test.
2. the installation method of car retarder according to claim 1, it is characterized in that, the step that parts are assembled into retarder group by the described first step is: be fixed on bearing by rail folder, be arranged on by bearing on sleeper, two sleeper channel-section steels of each retarder group link together; The upper and lower part bar lever shaft having inlayed axle bush is arranged between two bearings; Brake cylinder cylinder axis and the axis of the piston and upper and lower part bar hinged, and then recoil spring is installed.
3. the installation method of car retarder according to claim 1, is characterized in that, when described 4th step installs stock rail, has measured the distance of end carriage head to rail head, has made it consistent with existing line rail length.
4. the installation method of car retarder according to claim 1, is characterized in that, in described 6th step, brake clamping plate flatness every meter is not more than 3mm, and the gap of adjacent two brake clamping plates should be 0-4mm.
5. the installation method of car retarder according to claim 4, is characterized in that, in described 6th step, is first fixed on brake beam by brake clamping plate clamping plate binding bolt, then by lower clamp bolted.
6. the installation method of car retarder according to claim 1, is characterized in that, in described 7th step, spring box makes spring steel band have precompressed compression after installing.
7. the installation method of car retarder according to claim 1, it is characterized in that, described tenth step ventilation action test content comprises: by different braking grade actions, and when having non-loosening and brake-cylinder pressure to be 0.1MPa at retarder retarder location with when alleviating position observation retarder action with or without jam, each portion bolt, can retarder top and the bottom bar start.
8. the installation method of car retarder according to claim 1, it is characterized in that, in described 12 step, during the integral hoisting of retarder, the old rail head of retarder well cutting when release position or old retarder rail fastening left-hand thread are in retarder both-side opening and between two inboard brake beams.
9. the installation method of car retarder according to claim 1, it is characterized in that, described 13 step is carried out retarder and is slipped in car test, to be no more than the pressure of 340Kpa, vehicle entrance speed is no more than 10Km/h and carries out slipping car test, and slips that car order is followed successively by light car, loaded vehicle, weight mix car.
10. the installation method of the car retarder according to above-mentioned any one claim, it is characterized in that, need to carry out service condition inspection before place in operation after described retarder installation, the content of described service condition inspection comprises: whether the inspection of retarder each parts mount position, retarder rotatable parts slipper check without jam, each parts oiling conditions of retarder.
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| CN201310703553.9A CN103612647B (en) | 2013-12-16 | 2013-12-16 | The installation method of car retarder |
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| CN201310703553.9A CN103612647B (en) | 2013-12-16 | 2013-12-16 | The installation method of car retarder |
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| CN103612647B true CN103612647B (en) | 2015-11-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR1441407A (en) * | 1964-05-28 | 1966-06-10 | Sncf | Rolling stock sorting device and method |
| CN1013092B (en) * | 1989-11-14 | 1991-07-10 | 上海铁路局工业公司机械工程服务部 | Track brake method and device fixed on railway |
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