CN105539047A - Suspension structure below train of motor train unit - Google Patents

Suspension structure below train of motor train unit Download PDF

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Publication number
CN105539047A
CN105539047A CN201510941856.3A CN201510941856A CN105539047A CN 105539047 A CN105539047 A CN 105539047A CN 201510941856 A CN201510941856 A CN 201510941856A CN 105539047 A CN105539047 A CN 105539047A
Authority
CN
China
Prior art keywords
shock strut
yoke
disk
cross bar
train unit
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
Application number
CN201510941856.3A
Other languages
Chinese (zh)
Inventor
张吉
黄光强
陈继贵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SICHUAN COMMUNICATIONS TECHNOLOGY Co Ltd
Original Assignee
SICHUAN COMMUNICATIONS TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SICHUAN COMMUNICATIONS TECHNOLOGY Co Ltd filed Critical SICHUAN COMMUNICATIONS TECHNOLOGY Co Ltd
Priority to CN201510941856.3A priority Critical patent/CN105539047A/en
Publication of CN105539047A publication Critical patent/CN105539047A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/062Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/067Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper characterised by the mounting on the vehicle body or chassis of the spring and damper unit
    • B60G15/068Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper characterised by the mounting on the vehicle body or chassis of the spring and damper unit specially adapted for MacPherson strut-type suspension

Abstract

The invention discloses a suspension structure below a train of a motor train unit, which comprises an upper fork arm, a lower fork arm, a wheel bearing, a first shock strut, a second shock strut, a disc and a cross rod, wherein the upper fork arm is connected with the upper end of the disc, and the lower fork arm is connected with the lower end of the disc; one end of the cross rod is connected with the lower end of the disc; each of the first shock strut and the second shock strut is composed of a helical spring and a shock absorber, and the helical spring is sleeved on the external surface of the shock absorber; one end of the first shock strut is connected with the bottom end of the disc, and the other end of the first shock strut is upward; and the lower end of the second shock strut is connected with the cross rod, and the upper end of the second shock strut is connected with the first shock strut. The suspension structure disclosed by the invention has the technical effects of reasonable structural design and higher durability and reliability, the lateral inclination of the train is relatively small in a turning process, and the train is not easy to slope downward in an emergency braking process.

Description

Suspended structure under motor train unit car
Technical field
The present invention relates to mechanical manufacturing field, particularly, relate to suspended structure under a kind of motor train unit car.
Background technology
Suspension just refers to and forms whole supporting system by the spring between vehicle body and tire and Shock absorber.The due function of suspension supports vehicle body, and improve the sensation taken, different suspensions arranges and driver can be made to have different driving experiences.Appearance seems the comprehensive multi-acting force of simple suspension, decides the stability of car, traveling comfort and safety, is one of very crucial parts of Modern Car.
In the prior art, the forward mounting of existing automobile many employings MacPherson type, MacPherson type suspended structure is simple, lighter in weight, shock strut due to MacPherson type suspension subjects the impact of tare and wheel, add that shock strut bears the ability of horizontal impulsive force more weak, bumper is easily deformed and leakage of oil, and durability is general.Be suspended on just because of MacPherson type and bear side force aspect and have certain weakness, the vehicle using MacPherson type to hang there will be when crossing curved at a high speed vehicle roll serious or at sudden stop time occur significantly nodding.
In sum, present inventor, in the process realizing invention technical scheme in the embodiment of the present application, finds that above-mentioned technology at least exists following technical matters:
In the prior art, there is bumper and easily deform and leakage of oil in existing automobile suspension system, and durability is general, and vehicle easily rolls seriously when turning, and occurs the technical matters of significantly nodding when sudden stop.
Summary of the invention
The invention provides suspended structure under a kind of motor train unit car, solve existing automobile suspension system to there is bumper and easily deform and leakage of oil, durability is general, and vehicle easily rolls seriously when turning, there is the technical matters of significantly nodding when sudden stop, achieve reasonable in design, durability and reliability higher, when turning, vehicle easily rolls less, the very difficult technique effect of nodding when sudden stop.
For solving the problems of the technologies described above, the embodiment of the present application provides suspended structure under a kind of motor train unit car, and described structure comprises:
Upper yoke, lower yoke, Wheel bearing, the first shock strut, the second shock strut, disk, cross bar, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk; Described upper yoke and described lower yoke are U-shaped; Described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end; Described cross bar one end is connected with described disk lower end; Described first shock strut and described second shock strut are by coil spring and bumper composition, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward; Described second shock strut lower end is connected with described cross bar, and described second shock strut upper end is connected with described first shock strut.
Wherein, described upper yoke and described lower yoke all adopt angle steel to make, and the equal Tu of described upper yoke and described lower yoke surface has anti-rust paint.
Wherein, described first shock strut upper end is through the U-shaped region of described upper yoke, and described first shock strut and vertical direction form the slanted angle in preset range.
Wherein, described cross bar adopts angle steel to make, and described cross bar and described disk adopt the mode of welding to be connected, and described cross bar is that level is fixed.
The one or more technical schemes provided in the embodiment of the present application, at least have following technique effect or advantage:
Owing to have employed, suspended structure under motor train unit car is designed to comprise: upper yoke, lower yoke, Wheel bearing, the first shock strut, the second shock strut, disk, cross bar, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk, described upper yoke and described lower yoke are U-shaped, described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end, described cross bar one end is connected with described disk lower end, described first shock strut and described second shock strut are by coil spring and bumper composition, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward, described second shock strut lower end is connected with described cross bar, the technical scheme that described second shock strut upper end is connected with described first shock strut, namely in vehicle travel process, in utilization, yoke and lower yoke bear lateral impact forces, decrease the easy side tilt angle of vehicle when turning, first shock strut bears longitudinal impact force, second shock strut carries out 2 grades of bufferings to the impulsive force of the first shock strut and bears, in longitudinally dual load-bearing, avoid nodding when sudden stop, so, efficiently solve existing automobile suspension system to there is bumper and easily deform and leakage of oil, durability is general, and vehicle easily rolls seriously when turning, the technical matters of significantly nodding is there is when sudden stop, and then achieve reasonable in design, durability and reliability higher, when turning, vehicle easily rolls less, the very difficult technique effect of nodding when sudden stop.
Accompanying drawing explanation
Fig. 1 is the structural representation of suspended structure under motor train unit car in the embodiment of the present application one;
Wherein, the upper yoke of 1-, yoke under 2-, 3-Wheel bearing, 4-disk, 5-cross bar, 6-coil spring, 7-bumper.
Detailed description of the invention
The invention provides suspended structure under a kind of motor train unit car, solve existing automobile suspension system to there is bumper and easily deform and leakage of oil, durability is general, and vehicle easily rolls seriously when turning, there is the technical matters of significantly nodding when sudden stop, achieve reasonable in design, durability and reliability higher, when turning, vehicle easily rolls less, the very difficult technique effect of nodding when sudden stop.
Technical scheme during the application implements is for solving the problems of the technologies described above.General thought is as follows:
Have employed and suspended structure under motor train unit car is designed to comprise: upper yoke, lower yoke, Wheel bearing, the first shock strut, the second shock strut, disk, cross bar, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk, described upper yoke and described lower yoke are U-shaped, described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end, described cross bar one end is connected with described disk lower end, described first shock strut and described second shock strut are by coil spring and bumper composition, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward, described second shock strut lower end is connected with described cross bar, the technical scheme that described second shock strut upper end is connected with described first shock strut, namely in vehicle travel process, in utilization, yoke and lower yoke bear lateral impact forces, decrease the easy side tilt angle of vehicle when turning, first shock strut bears longitudinal impact force, second shock strut carries out 2 grades of bufferings to the impulsive force of the first shock strut and bears, in longitudinally dual load-bearing, avoid nodding when sudden stop, so, efficiently solve existing automobile suspension system to there is bumper and easily deform and leakage of oil, durability is general, and vehicle easily rolls seriously when turning, the technical matters of significantly nodding is there is when sudden stop, and then achieve reasonable in design, durability and reliability higher, when turning, vehicle easily rolls less, the very difficult technique effect of nodding when sudden stop.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
Embodiment one:
In embodiment one, provide suspended structure under a kind of motor train unit car, please refer to Fig. 1, described structure comprises:
Upper yoke 1, lower yoke 2, Wheel bearing 3, first shock strut, the second shock strut, disk 4, cross bar 5, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk; Described upper yoke and described lower yoke are U-shaped; Described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end; Described cross bar one end is connected with described disk lower end; Described first shock strut and described second shock strut form by coil spring 6 and bumper 7, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward; Described second shock strut lower end is connected with described cross bar, and described second shock strut upper end is connected with described first shock strut.
Wherein, in the embodiment of the present application, described upper yoke and described lower yoke all adopt angle steel to make, and the equal Tu of described upper yoke and described lower yoke surface has anti-rust paint.Adopt angle steel can the intensity of ensuring equipment, Tu anti-rust paint can prevent from getting rusty.
Wherein, in the embodiment of the present application, described first shock strut upper end is through the U-shaped region of described upper yoke, and described first shock strut and vertical direction form the slanted angle in preset range.Form certain inclination angle and be convenient to stressed buffering, and be convenient to install at vehicle interior, take up room less.
Wherein, in the embodiment of the present application, described cross bar adopts angle steel to make, and described cross bar and described disk adopt the mode of welding to be connected, and described cross bar is that level is fixed.Cross bar is utilized to be convenient to be fixed the second shock strut and support.Welding is adopted to ensure stable connection.The reasonable disposition that two fork arm type equal hangs the yoke up and down of Length discrepancy makes wheel when up-and-down movement, outward camber angular dimensions and wheelspan Parameters variation very little, this contributes to the tire-contact area moment and keeps maximizing, and reduces the inclination occurred when being suspended on high speed bend.
Wherein, in the embodiment of the present application, described upper yoke and described lower fork arm lengths are not etc.
Technical scheme in above-mentioned the embodiment of the present application, at least has following technique effect or advantage:
Owing to have employed, suspended structure under motor train unit car is designed to comprise: upper yoke, lower yoke, Wheel bearing, the first shock strut, the second shock strut, disk, cross bar, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk, described upper yoke and described lower yoke are U-shaped, described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end, described cross bar one end is connected with described disk lower end, described first shock strut and described second shock strut are by coil spring and bumper composition, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward, described second shock strut lower end is connected with described cross bar, the technical scheme that described second shock strut upper end is connected with described first shock strut, namely in vehicle travel process, in utilization, yoke and lower yoke bear lateral impact forces, decrease the easy side tilt angle of vehicle when turning, first shock strut bears longitudinal impact force, second shock strut carries out 2 grades of bufferings to the impulsive force of the first shock strut and bears, in longitudinally dual load-bearing, avoid nodding when sudden stop, so, efficiently solve existing automobile suspension system to there is bumper and easily deform and leakage of oil, durability is general, and vehicle easily rolls seriously when turning, the technical matters of significantly nodding is there is when sudden stop, and then achieve reasonable in design, durability and reliability higher, when turning, vehicle easily rolls less, the very difficult technique effect of nodding when sudden stop.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (5)

1. suspended structure under motor train unit car, is characterized in that, described structure comprises:
Upper yoke, lower yoke, Wheel bearing, the first shock strut, the second shock strut, disk, cross bar, wherein, described Wheel bearing is arranged on described disk side, and the remaining part of described vehicle hanging structure is arranged on the opposite side of described disk; Described upper yoke and described lower yoke are U-shaped; Described upper yoke is connected with described disk upper end, and described lower yoke is connected with described disk lower end; Described cross bar one end is connected with described disk lower end; Described first shock strut and described second shock strut are by coil spring and bumper composition, described coil spring is set in described bumper outside face, described first shock strut one end is connected with described disk bottom, and the described first shock strut other end upward; Described second shock strut lower end is connected with described cross bar, and described second shock strut upper end is connected with described first shock strut.
2. suspended structure under motor train unit car according to claim 1, is characterized in that, described upper yoke and described lower yoke all adopt angle steel to make, and the equal Tu of described upper yoke and described lower yoke surface has anti-rust paint.
3. suspended structure under motor train unit car according to claim 1, is characterized in that, described first shock strut upper end is through the U-shaped region of described upper yoke, and described first shock strut and vertical direction form the slanted angle in preset range.
4. suspended structure under motor train unit car according to claim 1, is characterized in that, described cross bar adopts angle steel to make, and described cross bar and described disk adopt the mode of welding to be connected, and described cross bar is that level is fixed.
5. suspended structure under motor train unit car according to claim 1, is characterized in that, described upper yoke and described lower fork arm lengths are not etc.
CN201510941856.3A 2015-12-16 2015-12-16 Suspension structure below train of motor train unit Pending CN105539047A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510941856.3A CN105539047A (en) 2015-12-16 2015-12-16 Suspension structure below train of motor train unit

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Application Number Priority Date Filing Date Title
CN201510941856.3A CN105539047A (en) 2015-12-16 2015-12-16 Suspension structure below train of motor train unit

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CN105539047A true CN105539047A (en) 2016-05-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904056A (en) * 2017-03-31 2017-06-30 杭州艾米机器人有限公司 Suspension shock mitigation system
CN108488302A (en) * 2018-05-10 2018-09-04 西安科技大学 A kind of spring-electromagnetism auxiliary damping device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1015264A1 (en) * 1997-09-24 2000-07-05 Michelin Avs Vehicle wheel suspension device
CN201415596Y (en) * 2009-06-07 2010-03-03 陈建生 Vehicle front wheel independent suspension device
CN102358132A (en) * 2011-08-23 2012-02-22 中国北方车辆研究所 Device and method for adjusting vehicle height based on hydro-pneumatic spring
CN202463493U (en) * 2012-02-20 2012-10-03 同济汽车设计研究院有限公司 Steering/suspension integrated system
CN205185756U (en) * 2015-12-16 2016-04-27 四川迅吉科技有限责任公司 Vehicle suspension structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1015264A1 (en) * 1997-09-24 2000-07-05 Michelin Avs Vehicle wheel suspension device
CN201415596Y (en) * 2009-06-07 2010-03-03 陈建生 Vehicle front wheel independent suspension device
CN102358132A (en) * 2011-08-23 2012-02-22 中国北方车辆研究所 Device and method for adjusting vehicle height based on hydro-pneumatic spring
CN202463493U (en) * 2012-02-20 2012-10-03 同济汽车设计研究院有限公司 Steering/suspension integrated system
CN205185756U (en) * 2015-12-16 2016-04-27 四川迅吉科技有限责任公司 Vehicle suspension structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904056A (en) * 2017-03-31 2017-06-30 杭州艾米机器人有限公司 Suspension shock mitigation system
CN108488302A (en) * 2018-05-10 2018-09-04 西安科技大学 A kind of spring-electromagnetism auxiliary damping device

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Application publication date: 20160504