CN101301891B - Main unit vehicle of railway rail layer - Google Patents
Main unit vehicle of railway rail layer Download PDFInfo
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- CN101301891B CN101301891B CN2008100311486A CN200810031148A CN101301891B CN 101301891 B CN101301891 B CN 101301891B CN 2008100311486 A CN2008100311486 A CN 2008100311486A CN 200810031148 A CN200810031148 A CN 200810031148A CN 101301891 B CN101301891 B CN 101301891B
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- side bearing
- handle frame
- rail layer
- main unit
- underframe
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Abstract
The invention discloses a mainframe vehicle of a railway rail layer for laying rail rows during the construction project of a railway, which includes the chassis of a vehicle body, two small chassis and bogies. The invention is characterized in that the two small chassis are respectively a small chassis I and a small chassis II; the chassis of the vehicle body is connected above the small chassisI by a center plate; two double-E shaft welding structure bogies are connected below a small bridge I by the center plate; the chassis of the vehicle body is connected above a small bridge II; two three-E shaft welding structure bogies are connected below the small bridge II by the center plate. The invention effectively improves the dynamics property of the vehicle of the rail layer, improves the commercial operation speed of the vehicle of the rail layer, meets the requirements for the speed acceleration of railway transportation, reduces the shaft weight of the front bogie under the working situation of the operation of the rail layer and improves the safety stability of the construction operation of the rail layer simultaneously.
Description
Technical field
The present invention relates to a kind of rolling stock, particularly a kind of railway track laying machine host vehicle of laying the section of track.
Background technology
The railway track laying machine is a kind of construction of railways equipment, to lay the 25 meters long common sections of track, also can lay the broad tie section of track, set up 16 meters and following reinforced beam, also can lay concrete tie track switch.The railway track laying machine generally is a rail laying machine with cantilever, is made up of three parts such as the main frame of laying a railway track, motor-driven flatcar, upside-down mounting portal frames.The main frame of laying a railway track is made up of horn, lifting and overhead traveling crane walking system, gantry, front and back, oscillating arm mechanisms, main unit vehicle, traction system, guide rail sent back system, electric hydraulic system, power system, hanging beam and hanger rail row shoulder pole etc.Wherein the effect of main unit vehicle is the load-bearing in traveling and the track laying process, and axle heavily is 30.8t when spreading the common section of track; Axle heavily is 34.8t when spreading the broad tie section of track; Axle heavily is 35.8t during 16 meters beams of frame.Speed when hanging fortune reaches 60km/h.Generally forming of existing main unit vehicle by car body, five D axle bogies, crane span structure, commentaries on classics 8A bogie truck.This railway track laying rolling stock structure is still prolonged the technology with the seventies in last century, it has the following disadvantages: the one, and end of carbody underframe drops on the 5D axle welded frame formula bogie truck, and Er Weiduan drops on two 2D axle cast steel three-major-items formula bogie trucks by one group of little underframe.Because of 5D axle bogie framework span is big, the middle part wheel causes bigger transverse force to producing bigger side-play amount when vehicle passes through curve; The 2nd, 5D axle steer frame end car body stable and adopt the structural shape of side bearing loading when keeping operation, make this railway track laying rolling stock dynamic performance poor, curve negotiation ability is low, and overall trip speed is low, the requirement of incompatibility railway speed increase, and the phenomenon that slides down often appears during by little curve.Therefore improve railway track laying rolling stock structure, improve the track laying machine vehicle commercial operation speed, improve the dynamic performance of track laying machine vehicle, the safety that improves track laying machine is an inevitable trend.
In sum, the maximum allowable axle load the when dynamic performance of existing track laying machine vehicle, commercial operation speed, operation awaits further raising.
Summary of the invention
Purpose of the present invention is exactly at above-mentioned present situation, a kind of main unit vehicle of railway rail layer is provided, it is applicable to the laying of the various standard sections of track that railway ew line construction and 200 kilometers of speed per hours and following old line are transformed and the broad tie section of track, segmentation hanging bed concrete tie track switch, and the while can be set up 16m and following span reinforced beam.Its dynamic performance is good, the curve negotiation ability height, and commercial operation speed height can satisfy the railway transportation demand for raising speed, and the forecarriage axle that reduces simultaneously under the operation operating mode is heavy, improves the security and stability of track laying machine.
The object of the present invention is achieved like this:
A kind of main unit vehicle of railway rail layer, it comprises car body underframe, little underframe, welded frame formula bogie truck, it is characterized in that: described little underframe has two, be respectively handle frame I and handle frame II, described handle frame I goes up and connects with the car body underframe by cartridge, connect with two two E axle welded frame formula bogie trucks by cartridge under the described handle frame I, described handle frame II goes up and connects with the car body underframe by cartridge, connects with two three E axle welded frame formula bogie trucks by cartridge under the described handle frame II.
As to further improvement of the present invention, the side bearing structure is the gap side bearing between described car body underframe and the handle frame I, and the side bearing structure is the adjustable clearance side bearing between car body underframe and the handle frame II.
As to further improvement of the present invention, the side bearing structure is the adjustable clearance side bearing between described handle frame II and the three E axle welded frame formula bogie trucks, and the side bearing structure is an elastic side bearing between described handle frame I and the two E axle welded frame formula bogie trucks.
As to further improvement of the present invention, described car body underframe is girder construction in not having, form by curb girder, draw beam, sleeper beam, crossbeam, described curb girder is two fish belly box beam that be arranged in parallel, sleeper beam, crossbeam by perpendicular setting are connected into one, sleeper beam and crossbeam are set in parallel between two curb girders, and draw beam is parallel to curb girder and is fixedly linked on the sleeper beam.
As to further improvement of the present invention, described handle frame I is formed by a longeron, the two butt crossbeam assembly weldings that are vertically installed in the center member at its middle part and are arranged at two ends, and described longeron is a fish belly molding box girder construction.
As to further improvement of the present invention, described handle frame II is formed by a longeron, the two butt crossbeam assembly weldings that are vertically installed in the center member at its middle part and are arranged at two ends, and described longeron is a concave bottom molding box girder construction.
As to further improvement of the present invention, described adjustable clearance side bearing device comprises side bearing body, side bearing box, side bearing movable cushion block, regulates screw mandrel, jam nut, described side bearing body places in the side bearing box and upper surface is the plane, lower surface is the inclined-plane, its be arranged with can in the side bearing box, move, the side bearing movable cushion block of upper surface for fitting with side bearing body lower surface, described side bearing movable cushion block move by an end stretch out that the side bearing box is outer, the other end passes in the body wherein and with the adjusting screw mandrel control of its thread connection, regulate screw mandrel and lock by jam nut.
Beneficial effect of the present invention is: the present invention adopts the structural shape of two little underframe, all bogie trucks all connect with the car body underframe by little underframe, and the pattern that adopts two group of three E axle welded frame formula bogie truck to add little underframe has replaced original 5D axle welded frame formula bogie truck, solution is big because of 5D axle bogie framework span, the middle part wheel was to producing bigger side-play amount when vehicle passed through curve, produce bigger transverse force, often occur the phenomenon that slides down when causing by little curve; And it is right to have increased a wheel than original track laying machine main unit vehicle, and the forecarriage axle that has reduced under the operation operating mode is heavy, and axle heavily is 30.3t when making the bogie truck maximum allowable axle load spread the common section of track; Axle heavily is 32.7t when spreading the broad tie section of track; Axle heavily is 28.5t during 16 meters beams of frame.Speed when hanging fortune reaches 80km/h.Original relatively track laying machine has reduced heavily to surpass the safety hazard that rated load is brought because of axle greatly.
Girder construction in the nothing of car body underframe employing Pisces abdomen box curb girder of the present invention carrying, the main load bearing component longeron of handle frame I adopts fish belly molding box girder construction, the main load bearing component longeron of handle frame H adopts concave bottom molding box girder construction, optimize the steel structure pattern of vehicle, under the situation that has satisfied the steel structure requirement of strength, guaranteed the operation headroom of track laying machine.
The present invention is provided with the adjustable clearance side bearing being provided with between car body underframe and the handle frame II between adjustable clearance side bearing, handle frame II and the three E axle welded frame formula bogie trucks, the adjustable clearance side bearing is regulated screw mandrel and is promoted the side bearing movable block and move the height of adjusting the side bearing body with this by turning, by adjusting the position that jam nut locks the side bearing movable block.When hanging fortune, the track laying machine vehicle side bearing body is adjusted to lowest order and locking by adjusting side bearing movable block position, this moment, side bearing clearance was for hanging the requirement of fortune state, when the operation of track laying machine vehicle, the side bearing body is adjusted to and body side bearing applying and locking by adjusting side bearing movable block position, this moment, side bearing and cartridge carried jointly, car body can not produce the phenomenon of rocking because of side bearing clearance when both having avoided operation, improve the security and stability of track laying machine, improved the dynamic performance of track laying machine vehicle again.This structure can satisfy operation simultaneously and hang the requirement of fortune operating mode, has solved the stability requirement of former track laying machine vehicle when satisfying operation and has adopted side bearing loading to reduce the dynamic performance of vehicle greatly, has seriously restricted the problem of its commercial operation speed.
In sum, the present invention has improved the dynamic performance of track laying machine vehicle by above measure, has improved commercial operation speed, the forecarriage axle is heavy when having reduced the track laying machine construction operation, the safety that improves track laying machine, meet the requirement of railway high speed development, have higher Technological Economy and be worth.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a car body Undercarriage structure scheme drawing of the present invention;
Fig. 3 is a handle frame I structural representation of the present invention;
Fig. 4 is a handle frame II structural representation of the present invention;
Fig. 5 is an adjustable clearance side bearing structural representation of the present invention;
Fig. 6 is the structural representation of traditional railway track laying machine vehicle.
Wherein:
1-car body underframe, 2-handle frame I, 3-handle frame II, 4-two E axle welded frame formula bogie trucks, 5-three E axle welded frame formula bogie trucks, 6-gap side bearing, 7-adjustable clearance side bearing, 8-elastic side bearing, the 101-curb girder, 102-draw beam, 103-sleeper beam, 104-crossbeam, 201-longeron I, 202-center member I, 203-end floor beam I, 301-longeron II, 302-center member II, 303-end floor beam II, 701-side bearing body, 702-side bearing box, 703-side bearing movable cushion block, 704-regulates screw mandrel, 705-jam nut.
The specific embodiment
Below in conjunction with accompanying drawing the present invention and the specific embodiment thereof are described in further details:
Embodiment 1:
A kind of vehicle of railway track laying machine, extremely shown in Figure 5 as Fig. 1, it comprises car body underframe 1, little underframe, bogie truck, little underframe has two, be respectively handle frame I 2 and handle frame II 3, connect with car body underframe 1 by cartridge on the handle frame I 2, car body underframe 1 is girder construction in not having, by curb girder 101, draw beam 102, sleeper beam 103, crossbeam 104 is formed, curb girder 101 is two fish belly box beam that be arranged in parallel, sleeper beam 103 by perpendicular setting, crossbeam 104 is connected into one, and sleeper beam 103 and crossbeam 104 are set in parallel between two curb girders 101, and draw beam 102 is parallel to curb girder 101 and is fixedly linked on the sleeper beam 103.Handle frame I 2 is formed by a longeron I 201, two butt crossbeam I, 203 assembly weldings that are vertically installed in the center member I 202 at its middle part and are arranged at two ends, and longeron I 201 is a fish belly molding box girder construction.Handle frame II 3 is formed by a longeron II 303, two butt crossbeam II, 305 assembly weldings that are vertically installed in the center member II 304 at its middle part and are arranged at two ends, and longeron II 303 is a concave bottom molding box girder construction.Foot bridge frame I 2 times connects with two two E axle welded frame formula bogie trucks 4 by cartridge, connects with car body underframe 1 by cartridge on the foot bridge frame II 3, and foot bridge frame II 3 times connects with two three E axle welded frame formula bogie trucks 5 by cartridge.The side bearing structure is a gap side bearing 6 between car body underframe 1 and the handle frame I 2, and the side bearing structure is an adjustable clearance side bearing 7 between car body underframe 1 and the handle frame II 3, and the side bearing structure is an adjustable clearance side bearing 7 between handle frame II 3 and the three E axle welded frame formula bogie trucks 5.Adjustable clearance side bearing 7 is made up of side bearing body 701, side bearing box 702, side bearing movable cushion block 703, adjusting screw mandrel 704, jam nut 705 etc., side bearing body 701 places in the side bearing box 702 and upper surface is the plane, lower surface is the inclined-plane, its be arranged with can in side bearing box 702, move, the side bearing movable cushion block 703 of upper surface for fitting with side bearing body 701 lower surfaces, side bearing movable cushion block 703 move by an end stretch out that the side bearing box is 702 outer, the other end passes in the body wherein and with adjusting screw mandrel 704 controls of its thread connection, regulate screw mandrel 704 by jam nut 705 lockings.The side bearing structure is an elastic side bearing 8 between handle frame I 2 and the two E axle welded frame formula bogie trucks 4.
The present invention invention but be not limited to above-mentioned embodiment as long as adopted the car body underframe by two little underframe and two E axle welded frame formula bogie trucks, the joining mode of three E axle welded frame formula bogie trucks, promptly belongs to protection scope of the present invention.
Claims (7)
1. main unit vehicle of railway rail layer, it comprises car body underframe, little underframe, bogie truck, it is characterized in that: described little underframe has two, be respectively handle frame I and handle frame II, described handle frame I goes up and connects with the car body underframe by cartridge, connect with two two E axle welded frame formula bogie trucks by cartridge under the described handle frame I, described handle frame II goes up and connects with the car body underframe by cartridge, connects with two three E axle welded frame formula bogie trucks by cartridge under the described handle frame II.
2. main unit vehicle of railway rail layer according to claim 1 is characterized in that: the side bearing structure is the gap side bearing between described car body underframe and the handle frame I, and the side bearing structure is the adjustable clearance side bearing between car body underframe and the handle frame II.
3. main unit vehicle of railway rail layer according to claim 1, it is characterized in that: the side bearing structure is the adjustable clearance side bearing between described handle frame II and the three E axle welded frame formula bogie trucks, and the side bearing structure is an elastic side bearing between described handle frame I and the two E axle welded frame formula bogie trucks.
4. main unit vehicle of railway rail layer according to claim 1, it is characterized in that: described car body underframe is girder construction in not having, form by curb girder, draw beam, sleeper beam, crossbeam, described curb girder is two fish belly box beam that be arranged in parallel, sleeper beam, crossbeam by perpendicular setting are connected into one, sleeper beam and crossbeam are set in parallel between two curb girders, and draw beam is parallel to curb girder and is fixedly linked on the sleeper beam.
5. main unit vehicle of railway rail layer according to claim 1, it is characterized in that: described handle frame I is formed by a longeron, the two butt crossbeam assembly weldings that are vertically installed in the center member at its middle part and are arranged at two ends, and described longeron is a fish belly molding box girder construction.
6. main unit vehicle of railway rail layer according to claim 1, it is characterized in that: described handle frame II is formed by a longeron, the two butt crossbeam assembly weldings that are vertically installed in the center member at its middle part and are arranged at two ends, and described longeron is a concave bottom molding box girder construction.
7. according to claim 2 or 3 described main unit vehicle of railway rail layer, it is characterized in that: described adjustable clearance side bearing device comprises the side bearing body, the side bearing box, the side bearing movable cushion block, regulate screw mandrel, jam nut, described side bearing body places in the side bearing box and upper surface is the plane, lower surface is the inclined-plane, it is arranged with and can moves in the side bearing box, upper surface is the side bearing movable cushion block of fitting with side bearing body lower surface, moving of described side bearing movable cushion block stretched out outside the side bearing box by an end, the other end pass in the body wherein and with the adjusting screw mandrel control of its thread connection, regulate screw mandrel and lock by jam nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100311486A CN101301891B (en) | 2008-04-25 | 2008-04-25 | Main unit vehicle of railway rail layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100311486A CN101301891B (en) | 2008-04-25 | 2008-04-25 | Main unit vehicle of railway rail layer |
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| Publication Number | Publication Date |
|---|---|
| CN101301891A CN101301891A (en) | 2008-11-12 |
| CN101301891B true CN101301891B (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100311486A Active CN101301891B (en) | 2008-04-25 | 2008-04-25 | Main unit vehicle of railway rail layer |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167047A (en) * | 2011-03-18 | 2011-08-31 | 株洲新通铁路装备有限公司 | Nuclear spent fuel transporting method and transportation vehicle |
| CN102530004A (en) * | 2011-12-15 | 2012-07-04 | 哈尔滨轨道交通装备有限责任公司 | Middle chassis of railway flatcar |
| RU2646031C1 (en) * | 2014-02-10 | 2018-02-28 | Сименс Акциенгезелльшафт | Railway transport, in particular, locomotive |
| CN104442848A (en) * | 2014-12-03 | 2015-03-25 | 哈尔滨轨道交通装备有限责任公司 | Railway beam transporting vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186212A (en) * | 2007-12-27 | 2008-05-28 | 株洲新通铁路装备有限公司 | Vehicle for railway bridging machine |
| CN201193403Y (en) * | 2007-12-27 | 2009-02-11 | 株洲新通铁路装备有限公司 | Railway bridge train |
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2008
- 2008-04-25 CN CN2008100311486A patent/CN101301891B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186212A (en) * | 2007-12-27 | 2008-05-28 | 株洲新通铁路装备有限公司 | Vehicle for railway bridging machine |
| CN201193403Y (en) * | 2007-12-27 | 2009-02-11 | 株洲新通铁路装备有限公司 | Railway bridge train |
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| Publication number | Publication date |
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| CN101301891A (en) | 2008-11-12 |
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