CN201610144U - B-mode subway bogie with speed class of 120km/h - Google Patents
B-mode subway bogie with speed class of 120km/h Download PDFInfo
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- CN201610144U CN201610144U CN2009202917486U CN200920291748U CN201610144U CN 201610144 U CN201610144 U CN 201610144U CN 2009202917486 U CN2009202917486 U CN 2009202917486U CN 200920291748 U CN200920291748 U CN 200920291748U CN 201610144 U CN201610144 U CN 201610144U
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- bogie
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- suspension
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Abstract
The utility model mainly relates to a B-mode subway bogie (the maximum allowable axle load is 14t) with the speed class of 120km/h, in particular to a bogie applicable to B-mode subway vehicles with the speed class of 120km/h. The B-mode subway bogie with the speed class of 120km/h comprises a framework (3) and the like, wherein a metal spiral spring in a tying-suspension device is installed relative to the offset of an axle center line; an anti-side rolling torsion bar in an anti-side rolling device is installed below an underframe of the vehicle body; an elastic suspension structure of a motor adopts a conical rubber four-point elastic suspension mode; and the basic braking adopts a turntable braking mode. In the utility model, four positions in the bogie structure are selected and optimal combination on the structure is conducted, and the test result shows that the performance of the whole bogie is obviously improved, thus obtaining the bogie which meets the design requirement and is suitable for high-speed B-mode subway.
Description
Technical field
The utility model is mainly concerned with the bogie truck field of railcar, is the Type B metro bogie (maximum allowable axle load is 14t) of 120km/h speed class, is applicable to the Type B railcar of 120km/h speed class.
Background technology
In the prior art, 80km/h speed class metro vehicle bogie technology is comparative maturity at home and abroad.Their power car bogie structure has its characteristics, all adopted high reliability, lightweight, non-maintaining, change the principle of design that part is repaiied; All adopt motor integral structure to reduce unsprung weight and satisfy the high-speed cruising performance, and carried out a large amount of verification experimental verification work, its safe reliability has obtained runtime verification.The vehicle of the Type B subway of 80km/h speed class extensively adopts in big cities such as Beijing, Tianjin.
At home, for the Type B metro bogie of running velocity at the 120km/h speed class, all below 100km/h, therefore the Type B metro bogie of domestic 120km/h speed class is to be in the starting stage for the bogie truck that the project of domestic utilization has only this specification sheets to adopt, all the other metro bogies.
There are Melbourne subway (maximum allowable axle load 18.5t), Copenhagen DSB subway (maximum allowable axle load 22t) to reach the highest overall trip speed of 120km/h abroad, Japan's 311 series, 207 series, 221 serial dc electric car groups have reached the highest overall trip speed of 120km/h, but all because belong to the category of main line railway, not in same classification.
In the prior art, a lot of to the research of bogie truck, for example sea, land English (railway vehicle the 41st is rolled up in June, 2003 the 6th phase) is summarized " Type B urban rail transit vehicles bogie truck design study "; Zhou Rui (manufacturing and designing 2004) discloses " city rail Type B bogie of car conceptual design ".
The factor that influences the bogie truck performance is many-sided, and different performance requriementss has different Structural Design Requirements again, comprises the design of performance perameter, simultaneously, also has influence each other between the different structure designs.Therefore, bogie truck is the system of the multifactor impact of a complexity as the important component part of a locomotive.
The utility model content
Problem to be solved in the utility model just is: at the highest overall trip speed of railcar is 120km/h, maximum speed can reach 135km/h, it is the highest metro bogie of domestic overall trip speed, the safety of vehicle operating and traveling comfort must be met, and the deceleration and stopping performance of vehicle when high-speed cruising must be protected.
The Type B metro bogie of the 120km/h speed class that the utility model provides, comprise framework (3) and be installed in two wheels on the framework (3) (1), single stage suspension device (2), draw gear (4), lateral suspension device (5), secondary suspension device (6), height-control valve device (7), anti-rolling device (8), the airline of bogie truck (9), two is vertical damper (10), foundation brake rigging (11), bogie truck wiring (12), integral lifting device (13), motor gearbox driver element (14), the resilient suspension structure of motor, rim lubricating device (15), wherein metal coil spring is installed with respect to the biasing of axle centerline in the single stage suspension device; The anti-torsion bar that sidewinders in the anti-rolling device is installed under the underframe of car body; The resilient suspension structure of motor adopts conical rubber four point elasticity hangs; Foundation brake adopts the Multiple disc brake mode.
Single stage suspension device (2) adopts metal coil spring, because of its stable performance, the creep and the problem of aging of rubber spring can not take place.In order to make metal coil spring that big natural bow be arranged, installing space is a key, for solving the installing space problem, the utility model with helical spring line of centers with respect to the centerline offset of axletree one apart from B (Fig. 3), helical spring like this installing space no longer is subjected to the restriction of vehicle center.
Wheel is to adopting the pivoted arm locate mode, and promptly one is that vertical stiffness mainly is that metal coil spring provides, and horizontal and vertical rigidity is mainly provided by the pivoted arm positioning joint.The influence of pivoted arm positioning joint is very little, and therefore as long as the rigidity of metal coil spring is softer, the single stage suspension device just has lower vertical stiffness.
For the anti-performance of sidewindering of vehicle, the anti-rolling device that the utility model has adopted car body underframe below to hang.
Because vehicle has little single stage suspension and secondary suspension rigidity, rolling can strengthen during vehicle operating, in order to improve the anti-performance of sidewindering of vehicle, the Dynamic Envelope of vehicle is limited in the gauge scope of vehicle, guarantee that vehicle can not come in contact and collide with the equipment around it, so the bogie truck among the utility model embodiment is provided with anti-rolling device.
Characteristics of the present utility model are the belows that the torsion bar of anti-rolling device (8) (22) and bearing seat (24) are installed in the car body underframe, the weight of bogie truck just reduces about 100 kilograms like this, weight reduces between the spring of vehicle, simultaneously, anti-installation of sidewindering torsion bar can attach it to before the car that falls below the underframe of car body, and the space of fitting operation is bigger; Also have a benefit to be just in case under anti-situation of sidewindering the torsion bar fracture, thereby torsion bar can not be shed to yet and cause the vehicle derailing accident on the track.
For the vehicle braked problem, because vehicle is under full load conditions, implements emergency braking during the vehicle high-speed cruising and have very big kinetic energy and be converted into heat energy, can send ear-piercing noise simultaneously, adopting common tread brake mode is to satisfy the requirement of braking.In order to solve the heat absorption capacity problem of braking, the bogie truck among the embodiment of the present utility model adopts the mode of Multiple disc brake.So-called Multiple disc brake is that brake disc is installed in the both sides (spoke) at wheel, as the both sides of the wheel among Fig. 7 (32) brake disc (33) has been installed, the installation of two dishes by bolted on wheel.Drg (promptly braking clamp) is installed on the crossbeam of truck frame (3), each wheel is installed a cover foundation brake rigging, totally 4 overlap, 2 covers wherein have parking brake function and are antisymmetric mode and are installed on the framework, can alleviate with hand relieving device (31) from the curb girder of framework.
The Multiple disc brake mode not only can satisfy the requirement of braking heat capacity, and can reduce the noise of operation effectively, and the test shows maximum of drop weight test can lower the amplitude of noise about 8dB.
According to embodiment of the present utility model, can carry out following optimization.
Adopt metal coil spring (16) and the rubber pad under metal coil spring (17) among the embodiment of the present utility model in the single stage suspension device, adopt one to be that vertical shock absorber (20) is used for damped vibration simultaneously, one end of bumper is connected with the end of framework, and an end is connected with journal box body.Zu He result can provide good performance for vehicle like this.
Adopted low cross rigidity and hanging low to the air bellow of rigidity in secondary suspension device (6), for example one is that the rigidity of spring is 1000N/mm, and the rigidity of secondary spring is 105N/mm.For improving vehicles dynamic performance, single stage suspension (1) and secondary suspension device (6) have been adopted; Secondary suspension device (6) has adopted low cross rigidity and has hung low to the air bellow of rigidity, and the middle part of framework (3) curb girder is concave shape, helps reducing the height of vehicle floor face like this, has solved the installing space problem of air bellow like this.
For the resilient suspension structure of motor, prior art is by round rubber joint ball structure, on 3 mount pads that are suspended on framework.The utility model embodiment is the four point elasticity suspension gears that adopted conical rubber structure, circular cone rubber arthrosis (25) is arranged on the both sides of the motor mount of framework (3), by locating bush (26), trim ring (27) and attachment bolt (28) are installed to circular cone rubber arthrosis (25) with motor and go up the resilient suspension of realizing motor, each motor has 4 hitch poinies, the amplitude of the vertical and lateral vibration acceleration/accel of motor when this structure can reduce vehicle operating effectively, thereby reduce the motor mount of framework and the stress of crossbeam adapting pipe place, improved the intensity of truck frame.
The utility model passes through four positions in the selection bogie structure, and its structure is optimized combination, and experimental result shows, can obviously improve the performance of whole bogie truck, thereby adhered to specification, and is suitable for the bogie truck of High-speed B subway.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment, and wherein a is a front view, and b is a birds-eye view;
Fig. 2 is the left TV structure scheme drawing of the utility model embodiment;
Fig. 3 is the structural representation of single stage suspension among the utility model embodiment;
Fig. 4 is the structural representation of anti-rolling device among the utility model embodiment, and wherein a is a front view, and b is a birds-eye view, and c is a left view;
Fig. 5 is the structural representation of motor resilient suspension among the utility model embodiment;
Fig. 6 is the structural representation of foundation brake rigging among the utility model embodiment, and wherein a is a front view, and b is a birds-eye view;
Fig. 7 is the structural representation of foundation brake rigging braking wheel disc among the utility model embodiment.
Marginal data
1, wheel to 2, single stage suspension
3, framework 4, draw gear
5, lateral suspension device 6, secondary suspension
7, height-control valve device 8, anti-rolling device
9, bogie truck airline 10, two is a vertical damper
11, foundation brake rigging 12, bogie truck wiring
13, integral lifting device 14, motor gearbox driver element
15, rim lubricating device 16, coil spring
17, one is rubber pad 18, adjusting pad
19, one is that spring plate 20, is a vertical damper
21, one is vertical backstop 22, torsion bar
23, strut and tie 24, bearing seat
25, circular cone rubber arthrosis 26, locating bush
27, trim ring 28, attachment bolt
29, the foundation brake unit 30 of band parking brake function, not with the foundation brake unit of parking brake function
31, hand relieving device 32, wheel
33, brake disc
Below with reference to the drawings and specific embodiments the utility model is described in further details.
The specific embodiment
As Fig. 1--be typotron of the present utility model shown in 2, it comprise and be installed in two wheels on the framework 3 to 1, the airline 9, two of single stage suspension device 2, framework 3, draw gear 4, lateral suspension device 5, secondary suspension device 6, height-control valve device 7, anti-rolling device 8, bogie truck is that parts such as vertical damper 10, foundation brake rigging 11, bogie truck wiring 12, integral lifting device 13, motor gearbox driver element 14, rim lubricating device 15 are formed.
Framework is a H shape structure, and the crossbeam pipe adopts steel pipe, and curb girder welds with steel plate, does not need to carry out annealing in process after the whole framework welding.
The single stage suspension device is arranged between framework 3 and the axle box as shown in Figure 3, and wheel is to adopting the mode of pivoted arm location.Axle box one end links to each other with framework by the rubber arthrosis ball-bearing casing, and it is metal coil spring 16 and rubber pad 17 that an other end is equipped with one.The position of spring line of centers relative and axletree has an offset or dish B.For vertical vibration being carried out the actv. decay, one is to be provided with vertical damper 20.One is under the situation of spring failure, and one is the effect that vertical backstop 21 can play resilient suspension, the generation of accident beyond preventing.For the heavy and wheel load of axle of regulating bogie truck, be to be provided with bearing cap shim 18 on the spring one.
Anti-rolling device as shown in Figure 4, the anti-rolling device that the utility model has adopted car body underframe below to hang.
Because vehicle has little single stage suspension of rigidity and secondary suspension rigidity, the comfort level of vehicle is improved, but rolling can strengthen during vehicle operating, thus vehicle set anti-rolling device.
Characteristics of the present utility model are the belows that the torsion bar 22 of anti-rolling device 8 and bearing seat 24 are installed in the car body underframe, and the weight of bogie truck just reduces about 100 kilograms like this, and weight reduces between the spring of vehicle.It is anti-that to sidewinder torsion bar be a long straight-bar that bears twisting action by the spring steel manufacturing, two ends are provided with turns round arm, turning round arm realizes being connected by interference fit with torsion bar, the two ends of torsion bar are provided with bearing seat, bearing seat is interior by the rubber arthrosis ball-bearing casing, because of bearing seat is installed on the car body, thereby whole torsion bar all is suspended on the car body.The pivoted arm of torsion bar links to each other with framework by strut and tie 23, when car body sidewinders, because the displacement size and Orientation of turning round the arm two ends is all different, so the application force that reversed of torsion bar, thereby being played a role, torsion bar provide an opposite effect mechanical resistance to end the motion of sidewindering of car body.Torsion bar can not influence the sink-float motion of car body.The conical rubber four point elasticity hangs of motor as shown in Figure 5, circular cone rubber arthrosis 25 is arranged on the both sides of the motor mount of framework 3, motor is installed to the resilient suspension of realizing motor on the circular cone rubber arthrosis 25 by locating bush 26, trim ring 27 and attachment bolt 28.One end of locating bush 26 is to embed in the motor cabinet, bears shearing force, can realize the accurate location that motor is installed simultaneously on framework.
The foundation brake system as shown in Figure 6, the structure of wheel disc is as shown in Figure 7.The installation of 33, two dishes of brake disc being installed as the both sides of the wheel among Fig. 7 32 be by bolted on wheel, constituted the braking wheel disc.
Drg (promptly braking clamp) is installed on the crossbeam of truck frame 3, each wheel correspondence position is installed a cover foundation brake rigging, totally 4 overlap, 2 covers wherein have parking brake function and are antisymmetric mode and are installed on the framework, can alleviate with hand relieving device 31 from the curb girder of framework.
Claims (4)
1.120km/h the Type B metro bogie of speed class, comprise framework (3) and be installed in two wheels on the framework (3) (1), single stage suspension device (2), draw gear (4), lateral suspension device (5), secondary suspension device (6), height-control valve device (7), anti-rolling device (8), the airline of bogie truck (9), two is vertical damper (10), foundation brake rigging (11), bogie truck wiring (12), integral lifting device (13), motor gearbox driver element (14), the resilient suspension structure of motor, rim lubricating device (15) is characterized in that metal coil spring is installed with respect to the biasing of axle centerline in the single stage suspension device wherein; The anti-torsion bar that sidewinders in the anti-rolling device is installed under the underframe of car body; The resilient suspension structure of motor adopts conical rubber four point elasticity hangs; Foundation brake adopts the Multiple disc brake mode.
2. Type B metro bogie according to claim 1 is characterized in that being provided with vertical shock absorber (20) in single stage suspension, an end of bumper is connected with the end of framework, and an end is connected with journal box body.
3. Type B metro bogie according to claim 1 is characterized in that having adopted low cross rigidity and hangs low to the air bellow of rigidity in secondary suspension device (6), the middle part of framework (3) curb girder is concave shape.
4. Type B metro bogie according to claim 1, it is characterized in that conical rubber four point elasticity hangs are both sides that circular cone rubber arthrosis (25) is arranged on the motor mount of framework (3), by locating bush (26), trim ring (27) and attachment bolt (28) motor is installed to circular cone rubber arthrosis (25) and goes up the resilient suspension of realizing motor, each motor has 4 hitch poinies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202917486U CN201610144U (en) | 2009-12-09 | 2009-12-09 | B-mode subway bogie with speed class of 120km/h |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202917486U CN201610144U (en) | 2009-12-09 | 2009-12-09 | B-mode subway bogie with speed class of 120km/h |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201610144U true CN201610144U (en) | 2010-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202917486U Expired - Lifetime CN201610144U (en) | 2009-12-09 | 2009-12-09 | B-mode subway bogie with speed class of 120km/h |
Country Status (1)
| Country | Link |
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| CN (1) | CN201610144U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102190002A (en) * | 2010-12-27 | 2011-09-21 | 南车青岛四方机车车辆股份有限公司 | Steering frame of linear motor |
| CN103097223A (en) * | 2011-04-02 | 2013-05-08 | 南车株洲电力机车有限公司 | Meter gauge bogie |
| CN103101542A (en) * | 2012-12-25 | 2013-05-15 | 西南交通大学 | Elastic joint structure suitable for cantilever-type flexible suspension of CRH (China railway high-speed) train traction motor |
| CN108909748A (en) * | 2018-09-18 | 2018-11-30 | 成都市新筑路桥机械股份有限公司 | The centering type single stage suspension and pivoted arm location structure of the suspension type monorail bogie of car |
-
2009
- 2009-12-09 CN CN2009202917486U patent/CN201610144U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102190002A (en) * | 2010-12-27 | 2011-09-21 | 南车青岛四方机车车辆股份有限公司 | Steering frame of linear motor |
| CN103097223A (en) * | 2011-04-02 | 2013-05-08 | 南车株洲电力机车有限公司 | Meter gauge bogie |
| CN103097223B (en) * | 2011-04-02 | 2015-10-21 | 南车株洲电力机车有限公司 | Meter gauge bogie |
| CN103101542A (en) * | 2012-12-25 | 2013-05-15 | 西南交通大学 | Elastic joint structure suitable for cantilever-type flexible suspension of CRH (China railway high-speed) train traction motor |
| CN108909748A (en) * | 2018-09-18 | 2018-11-30 | 成都市新筑路桥机械股份有限公司 | The centering type single stage suspension and pivoted arm location structure of the suspension type monorail bogie of car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101020 |