CN2617815Y - PC rail beam transportation rack device for light railing communication - Google Patents
PC rail beam transportation rack device for light railing communication Download PDFInfo
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- CN2617815Y CN2617815Y CN 03254008 CN03254008U CN2617815Y CN 2617815 Y CN2617815 Y CN 2617815Y CN 03254008 CN03254008 CN 03254008 CN 03254008 U CN03254008 U CN 03254008U CN 2617815 Y CN2617815 Y CN 2617815Y
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Abstract
The utility model relates to a light rail traffic PC track girder transportation and installation device, which is mainly applied to the transportation and installation of PC track girder in the construction of the straddle urban traffic light rail system. The utility model comprises a bridge girder erection device and a girder vehicle. The bridge girder erection equipment comprises a body, a drag mechanism, a bogie, a pillar 2, an electrical system, a horn, a pillar 1, a hydraulic system, a plurality of legs, a hanging beam carriage, and a pillar 0 and other members. The girder vehicle comprises a diesel engine oil pump set, a hydraulic system, a joist carriage, a body, an electrical system, and a dragging beam mechanism and other members. The drag mechanism drags the joist carriage and drags the PC track girder on the girder vehicle to the hanging beam position on the bridge girder erection device, and the installation of PC track girder is accomplished by the bridge girder erection device. The utility model can satisfy the transportation and installation construction in a plurality of terrains, comprising the construction in a tunnel, a station, a mountainous region, or on a trestle; the utility model has the advantages of good environmental performance, convenient construction, low cost and high construction efficiency without impact on the existing traffic and without need for removal.
Description
Technical field the utility model relates to the equipment of a kind of light rail transit PC rail beam fortune frame, is mainly used in the transportation of PC rail beam in the construction of urban traffic light rail systems and sets up.
Background technology is present, and the transportation of external straddle type light rail systems PC rail beam and setting up generally adopts the transportation of large-tonnage platform trailer, mobile crane to finish, and its great advantage is need not drop into more research funding and time, can utilize the equipment of having finalized the design; It can section construction, need not work continuously.But also exist following weak point:
1, the investment of equipment is too big, the equipment of a special platform trailer of large-tonnage and two mobile cranes more than 400 tons needs several ten million RMB, if in the road section construction that can not directly enter, also need increase the expense of flat car and arm mounting bracket etc. in addition;
2, construction is loaded down with trivial details, efficient is low, adopts the mobile crane construction method, and preliminary preparation is many and loaded down with trivial details, needs very long service working time; Mobile crane will make the accurate lifting of PC rail beam also quite waste time and energy when big semi-girder in addition;
3, platform trailer and mobile crane have the bigger supporting capacity except requiring road, also need enough construction spaces be arranged at the construction point, platform trailer and mobile crane will account for a large amount of ground, sometimes or even whole road, and the arm of mobile crane stretches out when constructing, require short transverse and around obstruction must not be arranged, so be difficult on the viaduct, in the tunnel, the mountain region section constructs.
For this reason, develop a cover and can finish various landform PC rail beams constructions, as the transportation of Chongqing straddle type light rail PC rail beam etc. with set up, and economical and practical, safety, efficient height, the equipment with good environmental requirement is particularly necessary.
The summary of the invention the purpose of this utility model is at above-mentioned present situation, aims to provide a kind ofly can finish the transportation of various landform PC rail beams and set up, economical and practical, safety, the light rail transit PC rail beam transportation rack device that efficient is high.
The implementation of the utility model purpose is, light rail transit PC rail beam transportation rack device is made up of bridge formation machine, Beam transportation vehicle, and two parts fuse by dragging the beam trolley track.Car body 7 is a mounting platform, is supported by supporting leg 2.Diesel generating set 8, hydraulic system 15 are installed on the support on car body plane.The post root of 14, No. 2 posts 11 of No. 1 post of oscilaltion and car body weldering are one.The main cabinet of electrical system 12 is arranged in the drivers' cab 13, and it is anterior that drivers' cab is installed in the car body left side.Two bogies 10 are contained in the front and back end of car body respectively, and floating between the central core dish on the bogie and car body crossbeam fixed core dish is connected.Horn 1 is installed in the post top 1, No. 2, and towed equipment 9 is installed in the horn afterbody, and hanging beam dolly 9,6 is installed on the horn, protracts and retreats by sprocket wheel, chain drive horn.No. 0 post adds long column 43, No. 0 and is installed in the horn front end.
The car body 54 of Beam transportation vehicle is a mounting platform, and hydraulic system 52 is installed in car body 54 both sides, drags beam mechanism 9,10 to be fixed on the car body middle beam.Jerk pump group 51 is installed in tailstock portion, and pulpit is at the front end of car body, and electrical system is arranged in the pulpit.Trailing or leading bogie 10 is connected with the car body crossbeam by the core dish.
The utility model successfully uses in Chongqing Light Railway is built, confirms to have the following advantages:
1, satisfies the fortune frame construction of various landform, comprise in tunnel and the station, the construction on the mountain region, viaduct;
2, do not influence existing traffic, need not to remove good environmental protection;
3, easy construction and expense are low, and the fortune frame expense of every beam only is 1/20th of external other method;
4, work efficiency rate height can reach 3 hours theoretical efficiency of every beam substantially, doubles many than automobile crane method efficient.
Description of drawings
Fig. 1 the utility model bridge formation structural representation
Fig. 2 A, B, C bogie structure front view, left view, vertical view
Fig. 3 A, B, No. 1 rod structure front view of C, left view, partial view
No. 2 rod structure front views of Fig. 4 A, B, left view
No. 0 rod structure schematic diagram of Fig. 5
Fig. 6 A, B hanging beam vehicle structure front view, left view
Fig. 7 A, B drag beam mechanism structure front view, vertical view
Fig. 8 leg structure schematic diagram
Fig. 9 machine hydraulic system schematic diagram of building bridge
Figure 10 the utility model Beam transportation vehicle structural front view, right view
Figure 11 joist vehicle structure front view, left view
Figure 12 Beam transportation vehicle hydraulic system schematic diagram
The specific embodiment
The utility model is made up of bridge formation machine, Beam transportation vehicle, and two parts fuse by dragging the beam trolley track.
Bogie by traveling wheels 16, guiding wheels 17, stablize wheels 18, core dish 19, side bearing oil cylinder 20, balanced frame 21, oil motor 22, adjustment screw rod 23 etc. and form (see figure 2).Balanced frame 21 both sides are equipped with traveling wheels 16, guiding wheels 17, are stablized wheels 18 and oil motor 22.Core dish 19 is made of upper and lower core dish, and the following core dish of going up balanced frame middle part connects with the last core dish of car body, and a cover side bearing oil cylinder 20 respectively is housed on the balance arm of core dish both sides, and every bogie is equipped with two cover reductor, brake and hydraulic motors.Core dish 19 allows the relative bogie of car body to freely swing, but does not allow portraitlandscape to move.
Two traveling wheels are formed one with down balanced frame and are overlapped independently Running System, and upward balanced frame connects to bogie with two Running Systems.Each travelling wheel is assembled with the solid tyre of four φ 540mm, and solid tyre has bigger bearing capacity and less layman's size, can not blow out and long service life, has good safety, adapts to the low-speed heave-load traveling.Every bogie is equipped with two cover reductor, brake and hydraulic motors, under any circumstance all can guarantee enough driving torques, braking torque and the rational speed of travel.Brakes is hydraulic braking, and the fluid motor-driven brake is opened, and during no pressure oil, the utility model can be parked on ramp and any location safely and reliably, and brakes has enough brake safe coefficients.Guiding wheels 17 and stable wheels 18 are contained in down the both sides of balanced frame, can be by the normal pressure between the adjustment of the screw mandrel in the vehicle frame directive wheel, steady wheel and PC rail beam.When the utility model is installed and removed on the line, can utilize adjustment screw rod 23 to open directive wheel, steady wheel, mention bogie; Transportation rack device can be in circuit any location mounting or dismounting.
Go up balanced frame middle part the core dish is housed down, following core dish connects with the last core dish of car body, and the core dish only bears traction and brake force; One cover side bearing oil cylinder respectively is housed on the balance arm of core dish both sides, and the hydraulic pressure side bearing is a bearing structure, and simultaneously with core dish Compositional balance system, car body is in the transverse horizontal state when guaranteeing by curve.Bogie is the lower support type structure, has reduced the height of C.G. of bridge formation machine and Beam transportation vehicle to greatest extent.
Horn is installed in the post top 1, No. 2, and horn is designed to the II type, has the ear beam on the both sides, and the ear beam is suspended on the rotation support roller group 24 of No. 1 post on the horn, and following ear beam is a hanging beam dolly walking rails.The afterbody of horn is equipped with two chain drive drag gears 9 that drag the traveling on horn of two hanging beam dollies, and drag gear is closed chain drive mechanism, and the chain of two cover mechanisms links to each other with two hanging beam dollies respectively.On No. 2 posts transverse-moving mechanism, slide block are arranged.Horn and No. 1 post are fixedly the time, and two drag gears 9 drag the traveling on the ear beam under horn of two hanging beam dollies; When two hanging beam dollies and No. 2 posts fixedly the time, it is elastic that drag gear can drag horn.Transverse-moving mechanism driving sliding block band on No. 2 posts horn and is swung around No. 1 post rotating disk, realizes the horn yaw.
No. 1 post is installed in the car body front end, and it forms (see figure 3) by support roller group 24, rotating disk 25, fixed leg 26, hoist cylinder 27, telescopic mast 28 etc.Support roller group 24 connects with rotating disk 25, can swing relatively with cylinder.Horn moves before and after can being suspended on the support roller group, and when the horn hunt, the support roller group can rotate and coil swing, and telescopic mast 28 usefulness bearing pins are locked when setting a roof beam in place operation, guarantee job safety.The gate-type structure that No. 1 post is a good rigidly, the supporting ﹠ stablizing when guaranteeing to set a roof beam in place; Owing to, have good dismoutability, so the utility model can be installed and removed on the PC rail beam with the car body Bolt Connection.
No. 2 post is installed on the car body, is positioned at the rear (see figure 4) of No. 1 post, and it is made up of support roller group 29, crossbeam 30, telescopic mast 31`, transverse-moving mechanism 32, slide block 33, fixed leg 34 etc.No. 1, No. 2 post together support horns allow horn elastic therein, and give car body the loading transfer of top deadweight and hanging beam.No. 2 posts and No. 1 post elevating mechanism work compound can be realized the horn lifting.Support roller group 29 is installed on the slide block, and under transverse-moving mechanism drove, crossbeam slided relatively, thereby drives the horn swing.
No. 0 post is installed in horn foremost, divides upper and lower two parts, and top is the extension sleeve of being made up of outer cylindrical body 42, inner cylinder 43, and screw mandrel telescoping mechanism 44 wherein is installed, and the bottom is for adding the long column (see figure 5).In the utility model vertical shift and when setting up last hole beam operation operating mode voluntarily, remove and add long column 4 No. 0.No. 0 post is supported on the pier of pinner both sides during operation.Add the purpose that long column 4 is provided with for No. 0, when horn bounces back horn is supported on the car body exactly temporarily, prop is simple in structure, and is in light weight, manually can not install and remove by miscellaneous equipment.
The hanging beam dolly is formed (see figure 6) by trolley frame, fixed pulley group, transverse-moving mechanism, barrel support, motorized pulleys, running block, hanging beam shoulder pole.Barrel support 38, transverse-moving mechanism 37 that dress motorized pulleys 39 are arranged on the trolley frame 35 have fixed pulley group 36, running block 40, hanging beam shoulder pole 41 down.The hanging beam dolly is installed on the horn, the walking rails that the following ear beam of horn is two hanging beam dollies.Rolling movement device is installed on the trolley frame, and the movement device has very big supporting capacity, small construction size and frictional resistance, and hanging beam dolly hanging beam is easily walked on the ear beam under horn.Trolley frame 35 is divided into slide plate, and slide plate can slide relatively with trolley frame, and a sleeve screw rod transverse-moving mechanism is respectively adorned in the front and back of slide plate, and when driving the screw mandrel transverse-moving mechanism, slide plate, reel, running block, fixed pulley group are simultaneously traversing, satisfy the beam that falls and adjust requirement.
Drag beam mechanism mainly to form (see figure 7) by chain wheel set 45, drive sprocket set 46, reductor driving mechanism 47 etc.Drag the frame of beam mechanism to be connected on the crossbeam at car body middle part.The same with towed equipment on the horn, dragging beam mechanism is closed chain drive, drag joist dolly on the Beam transportation vehicle by being located at bridge formation machine sprocket wheel foremost, joist dolly and PC rail beam are dragged to simultaneously the front end of bridge formation machine, the beam mechanism of dragging that is located on the Beam transportation vehicle also connects with the joist dolly, one receives one puts, and safe and reliable, joist dolly band beam slips moving when preventing descending.
Supporting leg is made up of inner barrel 48, outer cylinder body 49, the flexible diagonal brace oil cylinder 50 that reaches.Supporting leg divides left branch leg and right supporting leg (see figure 8), is installed in respectively on the car body end carriage; Supporting leg is supported on the pier when setting a roof beam in place, and working load is directly delivered to pier.Supporting leg is designed to laterally can adjust structure.Flexible reaching on the diagonal brace oil cylinder 50 is equipped with hydraulic lock, guarantees its safety of setting a roof beam in place.
The hydraulic system (see figure 9) is distributed in each position of bridge formation machine, and main pump is pricked the station and is installed on the car body, and other executive component is distributed in the relevant mechanism, by hydraulic tube and valve member it is connected into a holonomic system.
The hydraulic system of bridge formation machine is made up of two independent subsystem.One of them subsystem is used to the running mechanism of the machine of building bridge, realize the function voluntarily of complete machine, this subsystem is by a variable pump and four closed systems that fixed displacement motor is formed, the rated pressure 25Mpa of system, by changing the discharge capacity of oil pump and motor, the speed of service of tunable integer machine is to adapt to different line conditions.Another subsystem is used to the operating mechanism of the machine of building bridge, and finishes actions such as the lifting of bridge formation machine column, supporting leg are flexible, horn swing, and this system is an open system, rated pressure 21Mpa.By the control reversal valve, can finish above-mentioned action respectively.
Beam transportation vehicle by Diesel engine oil pump group 51, hydraulic system 52, joist dolly 53, car body 54, pulpit 55, electrical system, drag beam mechanism 9,10, bogie 10 etc. to form.Car body 54 is a mounting platform, hydraulic system 52 is installed in car body 54 both sides, drag beam mechanism 9,10 to be fixed on the car body middle beam, jerk pump group 51 is installed in hull back, pulpit is positioned at the front end of car body, electrical system is arranged in the pulpit, and trailing or leading bogie 10 is connected with the car body crossbeam by the core dish.Drag the beam dolly on car body 54 inner orbits, can move forward and backward.The Diesel engine pump group is installed in the rear end of car body, and adds safty shield.Motor directly drives oil pump, has saved high-power generator and motor, has reduced the deadweight of Beam transportation vehicle.
Beam transportation vehicle bogie and bridge formation machine basically identical, but hydraulic motor changes variable displacement motor into by fixed displacement motor, the bigger variation of speed when satisfying loaded vehicle and empty wagons.
The car body of Beam transportation vehicle is similar substantially to bridge formation railcar body structure.When dragging beam, excessively track links into an integrated entity Beam transportation vehicle and bridge formation machine, and the joist dolly supporting PC beam on the Beam transportation vehicle is pulled into the bridge formation machine.The plane is auxilliary on the car body establishes checkered steel plate, and the constructor can be equipped with Diesel engine, hydraulic power unit and operating room safely in last walking on the car body.Beam transportation vehicle car body middle part be a groove, the bearing at PC beam two ends and drag the beam dolly in height overlapping.Height of C.G. when having reduced the fortune beam to greatest extent.
Drag the beam dolly to be installed on the car body, be PC rail beam supporting walking device, can on the track on Beam transportation vehicle, the bridge formation railcar body, walk, also can shift out car body at any time.The joist dolly divides 3 layers of upper, middle and lowers, and lower floor is a running trolley 56, and the middle part is a slide unit 57, slide unit by screw mandrel can with lower floor's running trolley 56 relative horizontally slipping, adjust the relative position between PC beam and the car body, the working load requirement when guaranteeing to satisfy the fortune beam.Top is turntable 58, and when curved section dragged beam, turntable and dolly slide unit produced relative rotation to satisfy the requirement that curve drags beam.PC rail beam beam sheet is fixed by tie down screw 59 and running trolley, guarantees safety.Because the center of gravity of PC rail beam is higher, therefore, the joist dolly is provided with presses the beam shoulder pole, presses the beam shoulder pole to fix the PC rail beam, guarantees the safety of fortune beam.
The hydraulic system of fortune beam part is seen Figure 12, main hydraulic system is used to running mechanism that power is provided, it is by a variable pump and four closed circuits that variable displacement motor is formed, the rated pressure 25MPa of system changes pump delivery or changes the discharge capacity of motor, all can adjust the speed of service of Beam transportation vehicle, speed adjustable range is big, the variation requirement of speed in the time of can satisfying heavy duty with underloading fully, and adapt to different line conditions, there is a cover open circuit to provide power on the Beam transportation vehicle in addition for the side bearing oil cylinder.
Claims (8)
1, light rail transit PC rail beam transportation rack device, it is characterized in that by the bridge formation machine, Beam transportation vehicle is formed, two parts fuse by dragging the beam trolley track, car body (7) is a mounting platform, support by supporting leg (2), diesel generating set (8), hydraulic system (15) is installed on the support on car body plane, No. 1 post (14) of oscilaltion, the post root of No. 2 posts (11) and car body weldering are one, the main cabinet of electrical system (12) is arranged in the drivers' cab (13), it is anterior that drivers' cab is installed in the car body left side, two bogies (10) are contained in the front and back end of car body respectively, float between the central core dish on the bogie and car body crossbeam fixed core dish and be connected, horn (1) is installed in 1, No. 2 post tops, towed equipment (9) is installed in the horn afterbody, hanging beam dolly (5), (6) be installed on the horn, pass through sprocket wheel, the chain drive horn protracts and retreats, No. 0 post (3), add long column (4) for No. 0 and be installed in the horn front end
The car body of Beam transportation vehicle (54) is a mounting platform, hydraulic system (52) is installed in car body (54) both sides, drag beam mechanism (9), (10) to be fixed on the car body middle beam, jerk pump group (51) is installed in tailstock portion, pulpit is at the front end of car body, electrical system is arranged in the pulpit, and trailing or leading bogie (10) is connected with the car body crossbeam by the core dish.
2, transportation rack device according to claim 1, it is characterized in that balanced frame (21) both sides be equipped with traveling wheels (16), the guiding wheels (17), stablize wheels (18) and oil motor (22), balanced frame core dish (19) connects with the car body crossbeam by last core dish, one cover side bearing oil cylinder (20) respectively is housed on the balance arm of core dish both sides, and every bogie is equipped with two cover reductor, brake and hydraulic motors.
3, transportation rack device according to claim 1, it is characterized in that horn is installed in the post top 1, No. 2, horn is designed to the II type, have the ear beam on the both sides, the ear beam is suspended on the rotation support roller group device of No. 1 post on the horn, following ear beam is a hanging beam dolly walking rails, and the afterbody of horn is equipped with two chain drive drag gears (9) that drag the traveling on horn of two hanging beam dollies, on No. 2 posts transverse-moving mechanism, slide block is arranged.
4, transportation rack device according to claim 1, its feature is made up of support roller group (24), rotating disk (25), fixed leg (26), hoist cylinder (27), telescopic mast (28) at No. 1 post.
5, transportation rack device according to claim 1 is characterized in that No. 2 posts are made up of support roller group (29), crossbeam (30), telescopic mast (31), transverse-moving mechanism (32), rotating disk slide block (33), fixed leg (34).
6, transportation rack device according to claim 1 is characterized in that No. 0 post divides upper and lower two parts, and top is the extension sleeve of being made up of outer cylindrical body (42), inner cylinder (43), and screw mandrel telescoping mechanism (44) wherein is installed, and the bottom is for adding long column.
7, transportation rack device according to claim 1, it is characterized in that the hanging beam dolly is by trolley frame, the fixed pulley group, transverse-moving mechanism, barrel support, motorized pulleys, running block, the hanging beam shoulder pole is formed, the barrel support (38) that dress motorized pulleys (39) are arranged on the trolley frame (35), transverse-moving mechanism (37), under fixed pulley group (36) is arranged, running block (40), hanging beam shoulder pole (41), the lower transverse beam of horn is the walking rails of two hanging beam dollies, rolling movement device is installed on the trolley frame, trolley frame (35) is divided into slide plate, slide plate is relative with trolley frame to slide, and a sleeve screw rod transverse-moving mechanism is respectively adorned in the front and back of slide plate.
8, transportation rack device according to claim 1 is characterized in that supporting leg is made up of inner barrel (48), outer cylinder body (49), flexible and diagonal brace oil cylinder (50), and supporting leg divides left branch leg and right supporting leg, is installed in respectively on the crossbeam of car body leading portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03254008 CN2617815Y (en) | 2003-05-13 | 2003-05-13 | PC rail beam transportation rack device for light railing communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03254008 CN2617815Y (en) | 2003-05-13 | 2003-05-13 | PC rail beam transportation rack device for light railing communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2617815Y true CN2617815Y (en) | 2004-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03254008 Expired - Lifetime CN2617815Y (en) | 2003-05-13 | 2003-05-13 | PC rail beam transportation rack device for light railing communication |
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| Country | Link |
|---|---|
| CN (1) | CN2617815Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818480A (en) * | 2010-04-15 | 2010-09-01 | 中铁科工集团有限公司 | Box girder transfer platform and girder transferring and girder loading working procedures thereof |
| CN101942807A (en) * | 2010-10-08 | 2011-01-12 | 石家庄铁道大学国防交通研究所 | Flow type bridge erecting machine |
| CN101949133A (en) * | 2010-10-08 | 2011-01-19 | 石家庄铁道大学国防交通研究所 | Straddle type bridge girder erection machine |
| CN102051860A (en) * | 2011-01-31 | 2011-05-11 | 邯郸中铁桥梁机械有限公司 | Bridge erecting and track laying machine for railway |
| CN102996580A (en) * | 2012-11-27 | 2013-03-27 | 齐齐哈尔轨道交通装备有限责任公司 | Control system for side bearing oil cylinder |
| CN104691568A (en) * | 2015-03-27 | 2015-06-10 | 南车资阳机车有限公司 | Locomotive frame side bearing seat assembly |
| CN107354875A (en) * | 2017-09-06 | 2017-11-17 | 中国建筑第五工程局有限公司 | A kind of straddle-type monorail Bridge Erector |
| CN107364458A (en) * | 2017-09-06 | 2017-11-21 | 中国建筑第五工程局有限公司 | A kind of straddle-type track beam car |
| US10214395B2 (en) | 2017-07-12 | 2019-02-26 | Da Pan | Gantry assembly and a system for replacing single or double railway bridges |
| CN110255102A (en) * | 2019-07-17 | 2019-09-20 | 沙尔夫矿山机械（徐州）有限公司 | A kind of rack rail road railer track transport vehicle |
| CN110436330A (en) * | 2019-09-06 | 2019-11-12 | 深圳空铁科技股份有限公司 | Transport establishment and suspension type rail system for suspension type rail system |
-
2003
- 2003-05-13 CN CN 03254008 patent/CN2617815Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818480B (en) * | 2010-04-15 | 2012-08-01 | 中铁科工集团有限公司 | Box girder transfer platform and girder transferring and girder loading working procedures thereof |
| CN101818480A (en) * | 2010-04-15 | 2010-09-01 | 中铁科工集团有限公司 | Box girder transfer platform and girder transferring and girder loading working procedures thereof |
| CN101949133B (en) * | 2010-10-08 | 2014-03-12 | 石家庄铁道大学国防交通研究所 | Straddle type bridge girder erection machine |
| CN101949133A (en) * | 2010-10-08 | 2011-01-19 | 石家庄铁道大学国防交通研究所 | Straddle type bridge girder erection machine |
| CN101942807B (en) * | 2010-10-08 | 2014-01-22 | 石家庄铁道大学国防交通研究所 | Flow type bridge erecting machine |
| CN101942807A (en) * | 2010-10-08 | 2011-01-12 | 石家庄铁道大学国防交通研究所 | Flow type bridge erecting machine |
| CN102051860A (en) * | 2011-01-31 | 2011-05-11 | 邯郸中铁桥梁机械有限公司 | Bridge erecting and track laying machine for railway |
| CN102051860B (en) * | 2011-01-31 | 2012-11-14 | 邯郸中铁桥梁机械有限公司 | Bridge erecting and track laying machine for railway |
| CN102996580A (en) * | 2012-11-27 | 2013-03-27 | 齐齐哈尔轨道交通装备有限责任公司 | Control system for side bearing oil cylinder |
| CN104691568A (en) * | 2015-03-27 | 2015-06-10 | 南车资阳机车有限公司 | Locomotive frame side bearing seat assembly |
| CN104691568B (en) * | 2015-03-27 | 2017-04-05 | 中车资阳机车有限公司 | A kind of locomotive frame's side bearing assembling |
| US10214395B2 (en) | 2017-07-12 | 2019-02-26 | Da Pan | Gantry assembly and a system for replacing single or double railway bridges |
| CN107354875A (en) * | 2017-09-06 | 2017-11-17 | 中国建筑第五工程局有限公司 | A kind of straddle-type monorail Bridge Erector |
| CN107364458A (en) * | 2017-09-06 | 2017-11-21 | 中国建筑第五工程局有限公司 | A kind of straddle-type track beam car |
| CN110255102A (en) * | 2019-07-17 | 2019-09-20 | 沙尔夫矿山机械（徐州）有限公司 | A kind of rack rail road railer track transport vehicle |
| CN110436330A (en) * | 2019-09-06 | 2019-11-12 | 深圳空铁科技股份有限公司 | Transport establishment and suspension type rail system for suspension type rail system |
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