CN109109896A - A kind of subway engineering vehicle novel steering frame - Google Patents
A kind of subway engineering vehicle novel steering frame Download PDFInfo
- Publication number
- CN109109896A CN109109896A CN201811044001.0A CN201811044001A CN109109896A CN 109109896 A CN109109896 A CN 109109896A CN 201811044001 A CN201811044001 A CN 201811044001A CN 109109896 A CN109109896 A CN 109109896A
- Authority
- CN
- China
- Prior art keywords
- brake
- composition
- axle box
- connect
- shoe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
- B61F5/30—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes
- B61F5/301—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes incorporating metal springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
- B61F5/30—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes
- B61F5/308—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes incorporating damping devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H5/00—Applications or arrangements of brakes with substantially radial braking surfaces pressed together in axial direction, e.g. disc brakes
Abstract
The invention discloses a kind of subway engineering vehicle novel steering framves, including framework composition, wheel are to composition, hanging vibration reduction system, axle box assembly and brake-shoe brake device, in which: the framework composition includes curb girder and crossbeam；The hanging vibration reduction system includes Li Nuoer damper and Vertical Hydraulic Damper Used；The axle box assembly includes front cover, axle box composition and bearing；The wheel includes axle and wheel to composition；The brake-shoe brake device includes brake bar, truck dead lever, active lever and brake beam.The present invention effectively meets the requirement of vehicle braking and limit, can be applied to subway tunnel and railway main track by reasonably bogie structure processed.
Description
Technical field
The present invention relates to a kind of subway engineering vehicle novel steering framves, suitable for subway tunnel and the engineering truck of railway main track
?.
Background technique
Metro Tunnel vehicle is compared with railway main track vehicle, and running environment is severe, damped condition is complicated, vehicle gauge
Strictly.Currently without the railway construction vehicle that can be directly runed simultaneously in subway tunnel and railway main track.Especially to axis weight
The engineering truck of relatively large (17t or more), brake apparatus are unable to satisfy in subway tunnel frequently braking and braking deceleration
The requirement of (1.34m/s2) greatly；There are also problems for vehicle gauge.
Summary of the invention
It is new the technical problem to be solved by the present invention is in view of the defects existing in the prior art, provide a kind of subway engineering vehicle
Type bogie.
In order to solve this technical problem, the present invention provides a kind of subway engineering vehicle novel steering frame, including framework composition,
Wheel is to composition, hanging vibration reduction system, axle box assembly and brake-shoe brake device, in which:
The framework composition includes curb girder and crossbeam, and curb girder is double web structures, and passing through welding plug connection with crossbeam is in H
Shape is low cartridge structure；The curb girder bottom welding drawing strickle guide composition, damper base one is welded at both ends；System is welded on the crossbeam
Dynamic flap seat one and braking flap seat two；
The hanging vibration reduction system includes Li Nuoer damper and Vertical Hydraulic Damper Used, the upper end of hanging vibration reduction system with
Drawing strickle guide composition connection, lower end is connect with axle box assembly；
The axle box assembly includes that front cover, axle box composition and bearing, front cover are integrated with the casting of damper base two, and axle box is total
Composition is connected at by bearing and wheel；
The wheel includes axle and wheel to composition, and wheel is fixed on axle, and the both ends of axle pass through bearing and axle box
Assembly connection；
The brake-shoe brake device includes brake bar, truck dead lever, active lever and brake beam, and the brake bar is worn
Crossbeam interstitial hole is crossed, both ends are separately connected truck dead lever and active lever, and the active lever is hung by lever and brake hanging
Seat one connects, and truck dead lever is connect with braking flap seat two.
The Li Nuoer damper includes outer coil spring, interior coil spring, spring compressor composition, hanging ring and holder, the outer circle
The two sides of axle box composition are arranged in spring, and the top of coil spring is formed equipped with spring compressor outside inside, spring compressor composition connection hanging ring,
Hanging ring and drawing strickle guide composition connect；It is equipped with holder between the spring compressor composition and axle box composition, is welded with abrasion on axle box composition
Plate, friction generates the damping force of decaying vibration between holder and wearing plate；The Vertical Hydraulic Damper Used upper end and damper base
One connection, lower end damper base two connect.
As for enclosing within outer coil spring, outer coil spring and interior coil spring are used and are hung low to rigid spring the interior coil spring.
The truck dead lever and active lever of the brake-shoe brake device connect brake beam；Brake beam assembly brake head and
Brake shoe, active lever and truck dead lever push brake beam, and then brake head and the brake shoe wheel that reclines is driven to generate brake pressure.
The brake-shoe brake device further includes sunpender composition, and sunpender composition is connect with brake shoe flap seat；The brake shoe flap seat weldering
It connects on crossbeam, longitudinal two brake shoe flap seats welding is linked together.
The brake-shoe brake device uses 120kN brake beam, and brake head uses Bgu pattern.
The invention also includes weighing device, the weighing device includes weighing valve composition, air inlet pipe and escape pipe, weighing valve
The upper end of composition is connect with curb girder, and lower end is connect with outer coil spring.
The brake-shoe brake device can be replaced by disc brake.
The pattern of rubber spring or the pattern of damping spring can also be used in the hanging vibration reduction system.
The utility model has the advantages that compared with prior art, the present invention meet under high axle load, high deceleration brake thermic load requirement,
Meet the damped condition that subway tunnel braking is frequent, thermic load is high；Air is adjusted by the brake valve on vehicle on railway main track
Pressure come meet railway main track engineering truck operation needs, to realize engineering truck between subway tunnel and railway main track
Smoothly operation.The present invention is effectively met the requirement of vehicle braking and limit, can be applied by reasonably bogie structure processed
In subway tunnel and railway main track.
Detailed description of the invention
Fig. 1 is structural representation front view of the invention；
Fig. 2 is structural representation top view of the invention；
Fig. 3 is the structural schematic diagram of curb girder of the present invention；
Fig. 4 is the structural schematic diagram of hanging vibration reduction system of the present invention；
Fig. 5 is the structural schematic diagram of axle box assembly of the present invention；
Fig. 6 is the structural schematic diagram of brake-shoe brake device of the present invention；
Fig. 7 is the structural schematic diagram of weighing device of the present invention；
Fig. 8 is the structural schematic diagram of damping spring of the present invention；
Fig. 9 is the structural schematic diagram of disc braking of the present invention.
In figure: 1 framework composition, 2 wheels are to composition, 3 hanging vibration reduction systems, 4 axle box assemblies, 5 brake-shoe brake devices, 6 weighings
Device, 7 wheels, 8 axles, 9 damper bases one, 10 curb girders, 11 crossbeams, 12 braking flap seats one, 13 brake flap seat two, 14 brake shoes are hung
Seat, 15 Vertical Hydraulic Damper Useds, coil spring, 17 outer coil springs, 18 spring compressors composition, 19 hanging rings, 20 holders, 21 abrasion in 16
Plate, 22 drawing strickle guides composition, 23 damper bases two, 24 front covers, 25 axle boxes composition, 26 bearings, 27 brake bars, 28 truck dead levers, 29
Active lever, 30 brake beams, 31 brake heads, 32 brake shoes, 33 sunpenders composition, 34 springs, 35 dampers, 36 adjusting seats, 37 installations
Seat, 38 brake discs, 39 clamps composition, 40 longitudinal beams composition, 41 escape pipes, 42 air inlet pipe, 43 weighing valves composition.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
Fig. 1 show structural representation front view of the invention.
Fig. 2 show structural representation top view of the invention.
The present invention provides a kind of subway engineering vehicle novel steering framves, it is characterised in that: including framework composition 1, wheel to group
At 2, hanging vibration reduction system 3, axle box assembly 4 and brake-shoe brake device 5.
The framework composition 1 includes curb girder 10 and crossbeam 11, passes through crossbeam 11 between two curb girders 10 and connects H-shaped, the low heart
Dish structure.Framework rigidity is strong, compared with conventional bogie, simplifies braking flap seat, eliminates complicated braking longitudinal direction girder construction,
Under the premise of meeting intensity, self weight is greatly reduced；The high structure of the low cartridge of framework, in the premise for meeting vehicle volume or useful load
Under, the requirement on the total high boundary of not transfiniting of vehicle.
10 bottom of the curb girder welding drawing strickle guide composition 22, damper base 1 is welded at both ends.
Welding braking flap seat 1 and braking flap seat 2 13 on the crossbeam 11.
Brake shoe flap seat 14 is welded on the crossbeam 11, longitudinal two brake shoe flap seats 14 welding is linked together, to guarantee high system
The intensity of brake shoe flap seat 14 meets the requirement of standard under power；Frame construction is simple, and rigidity is strong, easy to maintain.
Fig. 3 show the structural schematic diagram of curb girder of the present invention.
The curb girder 10 is double web structures, big with the welded lap amount of crossbeam with crossbeam 11 by welding plug connection.
Fig. 4 show the structural schematic diagram of hanging vibration reduction system of the present invention.
The hanging vibration reduction system 3 includes Li Nuoer damper and Vertical Hydraulic Damper Used 15, and empty and load camber of spring is big,
The vertical dynamics performance of vehicle is improved to a certain extent；Vertical Hydraulic Damper Used is used simultaneously, is solved due to Li Nuoer
Vertical runnability problems caused by damping property is insufficient improve the critical speed of vehicle operation.
The lower end of the hanging vibration reduction system 3 is connect with axle box assembly 4, and upper end is connect with drawing strickle guide composition 22.
The Li Nuoer damper includes outer coil spring 17, interior coil spring 16, spring compressor composition 18, hanging ring 19 and holder
20, the two sides of axle box composition 25 are arranged in the outer coil spring 17, and the top of coil spring 17 is equipped with spring compressor composition 18 outside inside,
18 connection hanging ring 19 of spring compressor composition, hanging ring 19 are connect with drawing strickle guide composition 22；Spring compressor composition 18 and axle box composition 25 it
Between be equipped with holder 20, axle box composition 25 on be welded with wearing plate 21；In Vehicular vibration, rub between holder 20 and wearing plate 21
Generate the damping force of decaying vibration；15 upper end of Vertical Hydraulic Damper Used is connect with damper base 1, lower end damper base two
23 connections.
The interior coil spring 16 is placed in the inner ring of outer coil spring 17.
The outer coil spring 17 and interior coil spring 16 are using the rate of wheel load reduction to hang low to rigid spring, on distortion track
It is small, guarantee anti-Derailment Safety of the vehicle on distortion track.
Fig. 5 show the structural schematic diagram of axle box assembly of the present invention.
The axle box assembly 4 includes that front cover 24, axle box composition 25 and bearing 26, axle box assembly 4 pass through bearing 26 and wheel pair
2 connection of composition, axle box assembly 4 connect composition 2 with wheel by bearing 26.
The front cover 24 and damper base 2 23 are casting integrated, and bottom structure is compact, small with axle box centre distance, avoid axis
The interference in bottom portion and limit.
The wheel includes axle 8 and wheel 7 to composition 2, and wheel 7 is fixed on axle 8, and the both ends of axle 8 pass through bearing
26 connect with axle box assembly 4.
Fig. 6 show the structural schematic diagram of brake-shoe brake device of the present invention.
The brake-shoe brake device 5 include brake bar 27, truck dead lever 28, active lever 29 and brake beam 30, two
End is separately connected truck dead lever 28 and active lever 29, and the active lever 29 is hung by lever and connect with braking flap seat 1,
Truck dead lever 28 is connect with braking flap seat 2 13.
The truck dead lever 28 and active lever 29 of the brake-shoe brake device 5 all connect brake beam 30；The brake beam 30
Assembly brake head 31 and the brake shoe 32 of the high synthesis that rubs；When braking, active lever 29 and truck dead lever 28 push brake beam 30, in turn
Brake head 31 and brake shoe 32 wheel 7 that reclines is driven to generate brake pressure.
The brake-shoe brake device 5 uses 120kN brake beam, and brake head 31 is using (the brake head assembly two of Bgu pattern
Shoe brake watt), structure is simple, meets the requirement of braking thermic load.
The brake-shoe brake device 5 further includes sunpender composition 33, and sunpender composition 33 connects with the brake shoe flap seat 14 on crossbeam 11
It connects.
The brake bar 27 passes through 11 interstitial hole of crossbeam, avoids the interference with lower part limit.
Fig. 7 show the structural schematic diagram of weighing device of the present invention.
The invention also includes weighing device 6, the weighing device 6 includes weighing valve composition 43, air inlet pipe 42 and escape pipe
41, the upper end of weighing valve composition 43 is connect with curb girder 10, and lower end is connect with outer coil spring 17.Using weighing device, braking is adjusted
Brake shoe pressure meets the needs of empty and load braking.
Fig. 8 show the structural schematic diagram of damping spring of the present invention.
The pattern of rubber spring or the pattern of damping spring also can be used in the hanging vibration reduction system 3.
The damping spring includes spring 34, damper 35, adjusting seat 36, mounting base 37, and the adjusting seat 36 uses rubber
Plastic structure can play the role of vibration damping, avoid the fatigue damage of attachment base.
Fig. 9 show the structural schematic diagram of disc braking of the present invention.
The brake-shoe brake device can be substituted with disc brake.
The disc brake includes brake disc 38, clamp composition 39, longitudinal beam composition 40, brake disc 38 and axle 8
It is press fit together, on framework composition 1, clamp composition 39 is connect 40 welding of longitudinal beam composition with longitudinal beam composition 40.
Compared with prior art, the present invention meeting the requirement for braking thermic load under high axle load, high deceleration, meet subway tunnel
The damped condition that road braking is frequent, thermic load is high；Air pressure is adjusted to meet by the brake valve on vehicle on railway main track
The needs of railway main track engineering truck operation, to realize the accessible fortune of engineering truck between subway tunnel and railway main track
Row.The present invention effectively meets the requirement of vehicle braking and limit, can be applied to subway tunnel by reasonably bogie structure processed
Road and railway main track.
The embodiment above of the present invention, is merely illustrative, be not it is only, it is all within the scope of the present invention or it is equivalent this
Change in the range of invention is surrounded by the present invention.
Claims (9)
1. a kind of subway engineering vehicle novel steering frame, it is characterised in that: subtract including framework composition (1), wheel to composition (2), suspension
Vibrating system (3), axle box assembly (4) and brake-shoe brake device (5), in which:
The framework composition (1) includes curb girder (10) and crossbeam (11), and curb girder (10) is double web structures, is passed through with crossbeam (11)
It is H-shaped to weld plug connection, is low cartridge structure；Vibration damping is welded at curb girder (10) the bottom welding drawing strickle guide composition (22), both ends
Device seat one (9)；Welding braking flap seat one (12) and braking flap seat two (13) on the crossbeam (11)；
The hanging vibration reduction system (3) includes Li Nuoer damper and Vertical Hydraulic Damper Used (15), hanging vibration reduction system (3)
Upper end is connect with drawing strickle guide composition (22), and lower end is connect with axle box assembly (4)；
The axle box assembly (4) includes front cover (24), axle box composition (25) and bearing (26), front cover (24) and damper base two
(23) casting is integrated, and axle box assembly (4) connect composition (2) with wheel by bearing (26)；
The wheel includes axle (8) and wheel (7) to composition (2), and wheel (7) is fixed on axle (8), the both ends of axle (8)
It is connect by bearing (26) with axle box assembly (4)；
The brake-shoe brake device (5) includes brake bar (27), truck dead lever (28), active lever (29) and brake beam
(30), the brake bar (27) passes through crossbeam (11) interstitial hole, and both ends are separately connected truck dead lever (28) and active lever
(29), the active lever (29) is hung by lever and is connect with braking flap seat one (12), truck dead lever (28) and braking flap seat two
(13) it connects.
2. subway engineering vehicle novel steering frame according to claim 1, it is characterised in that: the Li Nuoer damper includes
Outer coil spring (17), interior coil spring (16), spring compressor composition (18), hanging ring (19) and holder (20), the outer coil spring (17)
The top that the coil spring (17) outside the two sides of axle box composition (25), inside is arranged is equipped with spring compressor composition (18), spring compressor composition
(18) hanging ring (19) are connected, hanging ring (19) is connect with drawing strickle guide composition (22)；The spring compressor composition (18) and axle box composition (25)
Between be equipped with holder (20), axle box composition (25) on is welded with wearing plate (21), rub between holder (20) and wearing plate (21)
Generate the damping force of decaying vibration；Vertical Hydraulic Damper Used (15) upper end is connect with damper base one (9), lower end damper
The connection of two (23) of seat.
3. subway engineering vehicle novel steering frame according to claim 2, it is characterised in that: the interior coil spring (16) is placed in
The inner ring of outer coil spring (17), outer coil spring (17) and interior coil spring (16), which use, to hang low to rigid spring.
4. subway engineering vehicle novel steering frame according to claim 1, it is characterised in that: the brake-shoe brake device (5)
Truck dead lever (28) and active lever (29) all connect brake beam (30)；Brake beam (30) assembly brake head (31) and lock
Watt (32), active lever (29) and truck dead lever (28) push brake beam (30), and then drive brake head (31) and brake shoe (32)
Recline wheel (7) generation brake pressure.
5. subway engineering vehicle novel steering frame according to claim 1, it is characterised in that: the brake-shoe brake device (5)
It further include sunpender composition (33), sunpender composition (33) is connect with brake shoe flap seat (14)；The brake shoe flap seat (14) is welded on crossbeam
(11) on, longitudinal two brake shoe flap seats (14) welding is linked together.
6. subway engineering vehicle novel steering frame according to claim 1, it is characterised in that: the brake-shoe brake device (5)
Using 120kN brake beam, brake head (31) uses Bgu pattern.
7. subway engineering vehicle novel steering frame according to claim 1, it is characterised in that: further include weighing device (6), institute
Stating weighing device (6) includes weighing valve composition (43), air inlet pipe (42) and escape pipe (41), weighing valve form the upper end of (43) with
Curb girder (10) connection, lower end is connect with outer coil spring (17).
8. subway engineering vehicle novel steering frame according to claim 1-7, it is characterised in that: the Block brake
Device (5) can be replaced by disc brake.
9. subway engineering vehicle novel steering frame described in -7 according to claim 1, it is characterised in that: the hanging vibration reduction system
(3) pattern of rubber spring or the pattern of damping spring can also be used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811044001.0A CN109109896A (en) | 2018-09-07 | 2018-09-07 | A kind of subway engineering vehicle novel steering frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811044001.0A CN109109896A (en) | 2018-09-07 | 2018-09-07 | A kind of subway engineering vehicle novel steering frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109109896A true CN109109896A (en) | 2019-01-01 |
Family
ID=64858228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811044001.0A Pending CN109109896A (en) | 2018-09-07 | 2018-09-07 | A kind of subway engineering vehicle novel steering frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109109896A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976776A (en) * | 2020-08-27 | 2020-11-24 | 中车山东机车车辆有限公司 | Double-web side beam welding bogie without end beam and railway vehicle |
| CN114044016A (en) * | 2021-12-09 | 2022-02-15 | 中车山东机车车辆有限公司 | Welding bogie for rail engineering vehicle |
| WO2022205913A1 (en) * | 2021-03-29 | 2022-10-06 | 中车齐齐哈尔车辆有限公司 | Axle box suspension device and bogie |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274339A (en) * | 1979-05-29 | 1981-06-23 | Dresser Industries, Inc. | Radially steering railway truck assembly |
| AU2004255283A1 (en) * | 2003-07-08 | 2005-01-20 | National Steel Car Limited | Rail road car truck and members thereof |
| CN101857033A (en) * | 2010-05-19 | 2010-10-13 | 南车株洲电力机车有限公司 | 80km/h speed class B-type subway vehicle bogie |
| CN201882105U (en) * | 2010-12-30 | 2011-06-29 | 太原轨道交通装备有限责任公司 | Novel welding framework type steering frame |
| CN203543986U (en) * | 2013-10-14 | 2014-04-16 | 南车长江车辆有限公司 | Bogie of railway wagon |
| CN206155466U (en) * | 2016-11-14 | 2017-05-10 | 中车太原机车车辆有限公司 | One is axle box hydraulic shock absorber |
| CN106627649A (en) * | 2017-01-13 | 2017-05-10 | 中车山东机车车辆有限公司 | Hybrid brake system bogie and engineering vehicle |
-
2018
- 2018-09-07 CN CN201811044001.0A patent/CN109109896A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274339A (en) * | 1979-05-29 | 1981-06-23 | Dresser Industries, Inc. | Radially steering railway truck assembly |
| AU2004255283A1 (en) * | 2003-07-08 | 2005-01-20 | National Steel Car Limited | Rail road car truck and members thereof |
| CN101857033A (en) * | 2010-05-19 | 2010-10-13 | 南车株洲电力机车有限公司 | 80km/h speed class B-type subway vehicle bogie |
| CN201882105U (en) * | 2010-12-30 | 2011-06-29 | 太原轨道交通装备有限责任公司 | Novel welding framework type steering frame |
| CN203543986U (en) * | 2013-10-14 | 2014-04-16 | 南车长江车辆有限公司 | Bogie of railway wagon |
| CN206155466U (en) * | 2016-11-14 | 2017-05-10 | 中车太原机车车辆有限公司 | One is axle box hydraulic shock absorber |
| CN106627649A (en) * | 2017-01-13 | 2017-05-10 | 中车山东机车车辆有限公司 | Hybrid brake system bogie and engineering vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976776A (en) * | 2020-08-27 | 2020-11-24 | 中车山东机车车辆有限公司 | Double-web side beam welding bogie without end beam and railway vehicle |
| WO2022041399A1 (en) * | 2020-08-27 | 2022-03-03 | 中车山东机车车辆有限公司 | End-beam-free double-web side beam welding bogie, and railway vehicle |
| WO2022205913A1 (en) * | 2021-03-29 | 2022-10-06 | 中车齐齐哈尔车辆有限公司 | Axle box suspension device and bogie |
| CN114044016A (en) * | 2021-12-09 | 2022-02-15 | 中车山东机车车辆有限公司 | Welding bogie for rail engineering vehicle |
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Application publication date: 20190101 |
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