CN201198319Y - Light weight high speed bogie without swing bolster - Google Patents

Light weight high speed bogie without swing bolster Download PDF

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Publication number
CN201198319Y
CN201198319Y CNU2008201249990U CN200820124999U CN201198319Y CN 201198319 Y CN201198319 Y CN 201198319Y CN U2008201249990 U CNU2008201249990 U CN U2008201249990U CN 200820124999 U CN200820124999 U CN 200820124999U CN 201198319 Y CN201198319 Y CN 201198319Y
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CN
China
Prior art keywords
framework
wheel
high speed
connected
car body
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Application number
CNU2008201249990U
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Chinese (zh)
Inventor
张曙光
王军
李言义
林俊
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铁道部运输局
南车四方机车车辆股份有限公司
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Priority to CNU2008201249990U priority Critical patent/CN201198319Y/en
Application granted granted Critical
Publication of CN201198319Y publication Critical patent/CN201198319Y/en

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Abstract

The utility model discloses a high speed light weight bolster-free steering frame; a framework assembly of a bolster-free structure is adopted; besides, light weight structure improvement is carried out on the location modes of a wheel pair and the axle box of an axial girder type; under the premise of ensuring the mechanical intensity, the simplifying and weight reducing of the main part structures of the steering frame are realized for meeting the speed acceleration requirements for the railway cars with a mph more than 200 kilometers. The utility model mainly consists of the framework assembly, a wheel pair location position connecting the framework assemble and the wheel pair and a secondary suspension and traction device connecting the bodywork and the framework assembly. The body of the axle box connected on the wheel pair is provided with a front cover and a back cover which are made by aluminum alloy and are mutually connected. The wheel pair includes the wheels arranged at the two ends of the hollow axle box; and the hollow axle box and the axle box body are connected by adopting a seal type taper ball bearing. A mounting seat is arranged at the lower side of the end part of the framework assembly; and the mounting seat is longitudinally connected with a car end oscillating damper through a bolt.

Description

High speed lightweight bolsterless truck

Technical field

The utility model relates to a kind of speed per hour that is applied to and reaches rail vehicle truck more than 300 kilometers, adopts the light-duty framework of no bolster mechanism and wheel to disposing particularly, belongs to mechanical manufacturing field.

Background technology

Be applied to the bogie truck of guideway vehicle, the essential structure performance is to bear the weight of its top body construction and to car body transmission driving and turning force.For making the axle recuperation have good operate steadily performance to the sticking action of wheel track to guarantee guideway vehicle with uniform distribution, realization, existing traditional rail vehicle truck all adopts the bogie truck of configuration bolster structure.

Because the bogie truck of this class formation, its deadweight more greatly, particularly the bogie truck unsprung weight is bigger, and foundation brake adopts Pneumatic brake systems, therefore both be unfavorable for improving effectively running velocity, the operating needs that also is unfavorable in the high-speed cruising process, in the distance of regulation, slows down or stops, so brought potential safety hazard to vehicle operating.

In addition, exist between the car body of guideway vehicle certain laterally and yawing, particularly in the high-speed cruising process during through the bigger curve track of bent angle.Suppress for this type of low frequency vibration, still do not have the actv. settling mode at present, vehicle single-piece operation stability remains further to be improved.

The utility model content

High speed lightweight bolsterless truck described in the utility model, its design goal be to address the above problem and adopt a kind of framework that does not have a bolster structure form and wheel to bloster formula axle box locate mode on carry out lightweight structure and improve, under the prerequisite that guarantees mechanical strength, realize bogie truck major part structure simplification, reduce weight, to satisfy the speed-raising requirement of speed per hour guideway vehicle more than 200 kilometers.

Design goal also is, suppress between the car body, car body with between framework is formed relative laterally and yawing, the requirement that keeps the vehicle stability energy when adapting to high-speed cruising to the bigger curve of bent angle.

Another design goal is, adopts the coefficient gas-liquid of wheel disc foundation brake and reel foundation brake to transform brake system, improves deceleration and stopping performance effectively, the safety requirements when guaranteeing the guideway vehicle high-speed cruising.

For realizing above-mentioned design goal, described high speed lightweight bolsterless truck mainly has:

Carrying and the framework that connects each parts are formed, connect framework form with the right wheel of wheel to registration device, connect the secondary suspension and the draw gear of car body and framework composition, the difference with the prior art point is,

Be connected wheel last journal box body is had protecgulum and bonnet interconnective, aluminum alloy material.

Wheel is to comprising the wheel that is located at the tubular axle two ends, and tubular axle adopts sealed type circular cone ball bearing of main shaft to be connected with journal box body.

Below the end that framework is formed a mount pad is set, mount pad connects a car end shock absorber by the bolt end wise.

As above-mentioned basic scheme, owing to the bolster structure of having saved between framework composition and the car body, the bogie truck overall weight is minimized, and takes turns adopting the electro-high-frequency hardening tubular axle, both can reduce axletree strength at repeated alternation and weight, is beneficial to again to reduce the bogie truck unsprung weight.

The car end damper means that employing is provided with between car body helps to suppress car body horizontal and yawing each other, directly plays the effect of the similar anti-vibration damping that crawls.

For further improving the damping of vibrations between car body and the framework composition, below car body, laterally be provided with at least 1 semi-active damper, the control setup that connects semi-active damper is installed on the car body.

Be connected with car body side mount pad, framework side mount pad respectively at the semi-active damper two ends, car body side mount pad is sleeved on the center pin, and framework side mount pad is installed on the truck auxiliary transom.

Half active damping device is located between car body and the framework composition, and the car body that helps to suppress under the low frequency state takes place laterally and yawing, can realize multiple dumping force by the adjustment of different acceleration signals, to realize the attenuation under the low-frequency vibration.

Bogie truck generally is divided into motor car bogie and trailer bogie, and said structure is the lightweight improvement at trailer bogie.Lightweight improvement project for motor car bogie can be,

Framework form with take turns between a traction drive is set, traction drive includes traction electric machine, by the gear case that aluminum alloy material is made, gear case is set on the tubular axle.

Gear case is connected by the gear shape flexible connector with traction electric machine, and the gear cluster of gear case press-fits in tubular axle.

For further improving the quality of traction drive power and reduction secondary suspension system, the secondary suspension system adopts air bellow to come supporting body, mode of traction to adopt the simplex pull rod structure, and refinement scheme is particularly,

Described secondary suspension and draw gear have be connected with the underframe of car body, at least 2 air bellows.

One end of its center pin is connected with car body, and the other end is connected with drawing pull bar.

One end of drawing pull bar connects center pin, and its other end is installed on the drawing pull bar seat that framework is formed.

For the dynamic performance that improves bogie truck, reduce the vehicle vibration in the high-speed travel process in orbit, between car body and framework are formed, be provided with height-control valve and anti-snakelike shock absorber.

On forming, framework is provided with vertical backstop and horizontal backstop.

The shock absorber of above-mentioned employing can reduce the vibration of vehicle on all directions effectively.Vertical backstop and laterally backstop also can avoid framework to form laterally and the big displacement on vertical.

In the utility model, wheel adopts bloster formula structure to registration device, and axle box is arranged on the right outside, two ends of wheel.Be used fully with the space that will take turns the outside, simultaneously other hung and bracing or strutting arrangement is arranged on and takes turns right inboard, and then reduce the shared spatial volume of bogie truck effectively, concrete improvement project is,

The described wheel to registration device, the spring strut that the one end is formed by journal box spring and framework is connected, and the radius arm that the other end is formed by location node and framework is connected.

In addition, between journal box body and the composition of the framework above it, be provided with vertical oil-pressure damper.

For improving the deceleration and stopping performance in the motor car bogie high-speed cruising process, the place is provided with wheel disc clamp drg and wheel tread clearing apparatus respectively at contiguous forward and backward wheel.

Wheel disc clamp drg is installed on the Brake Block of truck transom, and the wheel tread clearing apparatus is installed on the truck transom.

The Multiple disc brake device is set on the wheel of motor car bogie, and the friction lining of brake disc is circular setting, can improve space availability ratio effectively, avoids on the axletree of motor car bogie brake disc being installed separately.

For improving the deceleration and stopping performance in the trailer bogie high-speed cruising process, on the wheel of trailer bogie, be provided with the brake structural of reel, particularly,

At contiguous forward and backward wheel place, be provided with reel clamp drg, reel clamp drg is installed on the Brake Block of truck transom.

Content to sum up, described high speed lightweight bolsterless truck has the following advantages and beneficial effect:

1, realized a kind of no bolster lightweight truck structure, the simplification of block construction and reduce weight can be satisfied speed per hour motor train unit vehicle more than 200 kilometers especially;

2, reduce the bogie truck deadweight effectively, improved the reliability and the dynamic performance of bogie truck simultaneously, the safety requirements in the time of can improving deceleration and stopping performance with the assurance high-speed cruising effectively.

Description of drawings

Now in conjunction with the following drawings the utility model is further described,

Fig. 1 is the scheme drawing of motor car bogie;

Fig. 2 is the scheme drawing of trailer bogie;

Fig. 3 is the scheme drawing of wheel to registration device;

Fig. 4 is the scheme drawing of secondary suspension and draw gear;

Fig. 5 be wheel to the scheme of installation of traction electric machine;

Fig. 6 is the brake equipment scheme drawing of motor car bogie;

Fig. 7 is the brake equipment scheme drawing of trailer bogie;

Fig. 8 is the connection diagram of car end shock absorber;

To shown in Figure 8, framework forms 1, motor-car framework M, trailer framework T as Fig. 1, wheel is to registration device 2, secondary suspension and draw gear 3, traction drive 4, location node 5, wheel is to 6, car body 7, obstacle deflector 8, journal box body 9, vertical damper 10, journal box spring 11, truck transom 12, wheel 13, traction electric machine 14, tubular axle 15, gear case 16, circular cone ball bearing of main shaft 17, height-control valve 18, air bellow 19, center pin 21, drawing pull bar 22, laterally backstop 23 resists snakelike shock absorber 24, wheel disc clamp drg 25, wheel tread clearing apparatus 26, reel clamp drg 27, spring strut 28, radius arm 29, Brake Block 30, mount pad 31, bolt 32, car end shock absorber 33, semi-active damper 34, car body side mount pad 35, framework side mount pad 36, truck auxiliary transom 37.

The specific embodiment

Embodiment 1, and to shown in Figure 8, described high speed lightweight bolsterless truck is divided into motor-car framework M and trailer framework T as Fig. 1.Wherein,

Trailer framework T includes, carry and the framework that connects each parts form 1, connect framework form 1 with wheel to 6 wheel to registration device 2, connect car body 7 and form 1 secondary suspension and draw gear 3 with framework.

Be connected wheel the journal box body 9 on 6 is had protecgulum and bonnet (not illustrating individually among the figure) interconnective, aluminum alloy material.Wheel comprises the wheel 13 that is located at tubular axle 15 two ends to 6, and tubular axle 15 adopts sealed type circular cone ball bearing of main shaft 17 to be connected with journal box body 9.

Motor-car framework M also has following traction drive mechanism on the basis of above-mentioned trailer framework T:

Framework form 1 with take turns 6 between a traction drive 4 is set, traction drive 4 includes traction electric machine 14, by the gear case 16 that aluminum alloy material is made, gear case 16 is set on the tubular axle 15.

Gear case 16 is connected by the gear shape flexible connector with traction electric machine 14, and the gear cluster of gear case 16 press-fits in tubular axle 15.

For motor-car framework M, secondary suspension and draw gear 3 have 2 air bellows 19 that are connected with the underframe of car body 7.

The center pin 21 of secondary suspension and draw gear 3, the one end is connected with car body 7, and the other end is connected with drawing pull bar 22.One end of drawing pull bar 22 connects center pin 21, and its other end is installed on framework and forms 1 drawing pull bar seat.

For motor-car framework M and trailer framework T, form between 1 at car body 7 and framework, be provided with height-control valve 18 and anti-snakelike shock absorber 24.

On framework composition 1, be provided with vertical backstop and horizontal backstop 23.

The described wheel to registration device 2, the one end is connected by the spring strut 28 of journal box spring 11 and framework composition 1, and the other end is connected by the radius arm 29 of location node 5 and framework composition 1.

Form between 1 at journal box body 9 and the framework above it, be provided with vertical oil-pressure damper 10.

For motor-car framework M, 13 places are provided with wheel disc clamp drg 25 and wheel tread clearing apparatus 26 respectively at contiguous forward and backward wheel.

Wheel disc clamp drg 25 is installed on the Brake Block 30 of truck transom 12.Wheel tread clearing apparatus 26 is installed on the truck transom 12.

For trailer framework T,, be provided with reel clamp drg 27 at contiguous forward and backward wheel 13 places.Reel clamp drg 27 is installed on the Brake Block 30 of truck transom 12.

As described in present embodiment, bogie truck adopts single drawing pull bar structure, axle box front and rear covers and gear case to adopt aluminum alloy materials etc., form on the basis of 1 each several part connection structure at the optimization framework, adopt the framework weight of weathering steel material to be able to further reduction, thereby realized the light-weight design of whole bogie truck.

In each joint car body 7, the below, end of its framework composition 1 is provided with a mount pad 31, and mount pad 31 connects a car end shock absorber 33 by bolt 32 end wises.

Laterally be provided with 2 semi-active dampers 34 below each joint car body 7, the control setup that connects semi-active damper 34 is installed on the car body 7.

Be connected with car body side mount pad 35 and framework side mount pad 36 respectively at semi-active damper 34 two ends, car body side mount pad 35 is sleeved on the center pin 21, and framework side mount pad 36 is installed on the truck auxiliary transom 37.

As above content, present embodiment only is described with regard to preferred embodiment of the present utility model in conjunction with the accompanying drawings.Can take a hint in view of the above for one of ordinary skill in the art, and direct derivation goes out to meet other alternative structure of the design's design, other architectural features that obtain thus also should belong to protection domain of the present utility model.

Claims (9)

1. high speed lightweight bolsterless truck, the framework that includes carrying and connect each parts form (1),
Connect framework form (1) and wheel to the wheel of (6) to registration device (2),
Connect car body (7) and framework and form the secondary suspension and the draw gear (3) of (1), it is characterized in that: be connected wheel the journal box body on (6) (9) is had protecgulum and bonnet interconnective, aluminum alloy material;
Wheel comprises the wheel (13) that is located at tubular axle (15) two ends to (6), and tubular axle (15) adopts sealed type circular cone ball bearing of main shaft (17) to be connected with journal box body (9);
The below, end of forming (1) at framework is provided with a mount pad (31), and mount pad (31) connects a car end shock absorber (33) by bolt (32) end wise.
2. high speed lightweight bolsterless truck according to claim 1 is characterized in that: laterally be provided with at least 1 semi-active damper (34) in car body (7) below, the control setup that connects semi-active damper (34) is installed on the car body (7);
Be connected with car body side mount pad (35) and framework side mount pad (36) respectively at semi-active damper (34) two ends, car body side mount pad (35) is sleeved on the center pin (21), and framework side mount pad (36) is installed on the truck auxiliary transom (37).
3. high speed lightweight bolsterless truck according to claim 2 is characterized in that: between framework is formed (1) and taken turns (6), a traction drive (4) is set;
Described traction drive (4) includes traction electric machine (14), by the gear case (16) that aluminum alloy material is made, and gear case (16) is set on the tubular axle (15);
Gear case (16) is connected by the gear shape flexible connector with traction electric machine (14), and the gear cluster of gear case (16) press-fits in tubular axle (15).
4. high speed lightweight bolsterless truck according to claim 3 is characterized in that: described secondary suspension and draw gear (3), have be connected with the underframe of car body (7), at least 2 air bellows (19);
One end of its center pin (21) is connected with car body (7), and the other end is connected with drawing pull bar (22);
One end of drawing pull bar (22) connects center pin (21), and its other end is installed on the drawing pull bar seat that framework is formed (1).
5. according to claim 2 or 4 described high speed lightweight bolsterless trucks, it is characterized in that: form between (1) at car body (7) and framework, be provided with height-control valve (18) and anti-snakelike shock absorber (24);
On framework composition (1), be provided with vertical backstop and horizontal backstop (23).
6. high speed lightweight bolsterless truck according to claim 5, it is characterized in that: the described wheel registration device (2), the spring strut (28) that the one end is formed (1) by journal box spring (11) and framework is connected, and the radius arm (29) that the other end is formed (1) by location node (5) and framework is connected.
7. high speed lightweight bolsterless truck according to claim 6 is characterized in that: the framework in journal box body (9) and its top is formed between (1), is provided with vertical oil-pressure damper (10).
8. high speed lightweight bolsterless truck according to claim 4 is characterized in that: locate to be provided with respectively wheel disc clamp drg (25) and wheel tread clearing apparatus (26) at contiguous forward and backward wheel (13);
Wheel disc clamp drg (25) is installed on the Brake Block (30) of truck transom (12);
Wheel tread clearing apparatus (26) is installed on the truck transom (12).
9. high speed lightweight bolsterless truck according to claim 2 is characterized in that: locate at contiguous forward and backward wheel (13), be provided with reel clamp drg (27), reel clamp drg (27) is installed on the Brake Block (30) of truck transom (12).
CNU2008201249990U 2008-08-05 2008-08-05 Light weight high speed bogie without swing bolster CN201198319Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102602416A (en) * 2012-03-31 2012-07-25 南车株洲电力机车有限公司 Urban rail vehicle and wheel-disc braked bogie for same
CN102765402A (en) * 2012-07-04 2012-11-07 唐山轨道客车有限责任公司 Metro bogie
CN102923153A (en) * 2011-08-13 2013-02-13 南车青岛四方机车车辆股份有限公司 Bogie of high-speed motor train unit
CN103097223A (en) * 2011-04-02 2013-05-08 南车株洲电力机车有限公司 Meter gauge bogie
CN104627196A (en) * 2015-02-05 2015-05-20 南车青岛四方机车车辆股份有限公司 Bogie of high-speed railway vehicle
CN108146462A (en) * 2017-12-27 2018-06-12 中车唐山机车车辆有限公司 Bogie frame
US10011287B2 (en) 2015-02-05 2018-07-03 Crrc Qingdao Sifang Co., Ltd. Bogie for high-speed railway vehicle

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN102923153A (en) * 2011-08-13 2013-02-13 南车青岛四方机车车辆股份有限公司 Bogie of high-speed motor train unit
CN102602416A (en) * 2012-03-31 2012-07-25 南车株洲电力机车有限公司 Urban rail vehicle and wheel-disc braked bogie for same
CN102765402A (en) * 2012-07-04 2012-11-07 唐山轨道客车有限责任公司 Metro bogie
CN104627196A (en) * 2015-02-05 2015-05-20 南车青岛四方机车车辆股份有限公司 Bogie of high-speed railway vehicle
US10011287B2 (en) 2015-02-05 2018-07-03 Crrc Qingdao Sifang Co., Ltd. Bogie for high-speed railway vehicle
CN108146462A (en) * 2017-12-27 2018-06-12 中车唐山机车车辆有限公司 Bogie frame
CN108146462B (en) * 2017-12-27 2019-11-05 中车唐山机车车辆有限公司 Bogie frame

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Address after: 10 Fuxing Road, Beijing, zip code: 100844

Co-patentee after: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd.

Patentee after: Transport Bureau of the Ministry of Railways

Address before: 10 Fuxing Road, Beijing, zip code: 100844

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Patentee before: Transport Bureau of the Ministry of Railways

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Patentee after: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd.

Address before: 10 Fuxing Road, Beijing, No. 100844

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Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd.

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Patentee after: CRRC QINGDAO SIFANG CO., LTD.

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