CN107839710A - The bogie of low-floor tramcar - Google Patents
The bogie of low-floor tramcar Download PDFInfo
- Publication number
- CN107839710A CN107839710A CN201710924031.XA CN201710924031A CN107839710A CN 107839710 A CN107839710 A CN 107839710A CN 201710924031 A CN201710924031 A CN 201710924031A CN 107839710 A CN107839710 A CN 107839710A
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- CN
- China
- Prior art keywords
- framework
- wheel
- motor
- box
- low
- 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.)
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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
-
- 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
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses low-floor tramcar bogie, including framework, front and rear two groups of wheels to, axle box, single stage suspension spring, two-line suspension spring, two groups of drive devices, brake apparatus, the wheel is to be fixed on two wheels on an axletree, axle box is socketed with axletree on the inside of each wheel, each axle box is provided with the single stage suspension spring of two supporting frames, and the framework is located at the inner side of wheel；Two groups of described drive devices are located at the both sides of framework, every group of drive device includes motor and the gear-box being connected with axle drive, motor and gear-box are lifted on the framework, the motor and gear-box are located at the outside of wheel, the two-line suspension spring is symmetrically mounted on the middle part of framework both sides, one group of wheel is to being provided with one group of brake apparatus, the brake apparatus includes brake disc and coordinates the brake caliper of installation with brake disc, the brake caliper is lifted on the framework, and the brake disc is arranged on the axletree of lateral wheel.Motor and gear-box lifting are compact-sized architecturally and in lateral wheel, facilitate the maintenance and replacing in later stage.
Description
Technical field
The present invention relates to urban tram manufacturing field, and in particular to a kind of bogie of low-floor tramcar.
Background technology
Tramcar is the light-duty rail traffic vehicle for using driven by power and travelling in orbit, is mainly used in city
Public transport, there is the advantages of safe and pollution-free, zero-emission, environmental protection.Modern tram is on the basis of traditional tramcar
Thoroughly technological innovation has been carried out, 100% low land harden structure has been realized, without achievements such as net power supply, battery intelligent managements, improves
The speed of service and riding comfort of electric car.
Bogie is one of part mostly important in rail vehicle structure, primarily serve carrying, guiding, vibration damping, traction,
The effect such as braking, power truck also act as the effect of driving rail vehicle, existing bogie traction electric machine and gear-box peace
On the inside of framework, the difficulty of maintenance repair maintenance is added, and vertical damper span is small, holds between car body and bogie
Easily occur frequently dynamically nodding, shake the head and sidewindering, roadability is poor.
The content of the invention
The present invention overcomes existing defect, there is provided a kind of bogie structure of low-floor tramcar is rationally compact, is easy to day
Often overhaul and improve roadability.
The present invention is achieved through the following technical solutions：
Low-floor tramcar bogie, including framework, front and rear two groups of wheels to, axle box, single stage suspension spring, secondary suspension bullet
Spring, two groups of drive devices, brake apparatus, the wheel is to be fixed on two wheels on an axletree, on the inside of each wheel
Axle box is socketed with axletree, each axle box is provided with the single stage suspension spring of two supporting frames, and the framework is located at wheel
Inner side；Two groups of described drive devices are located at the both sides of framework, and every group of drive device includes motor and be connected with axle drive
Gear-box, motor and gear-box be lifted on the framework, and the motor and gear-box are located at the outside of wheel, two system
Pendulum spring is symmetrically mounted on the middle part of framework both sides, and one group of wheel includes to being provided with one group of brake apparatus, the brake apparatus
Brake disc and the brake caliper for coordinating installation with brake disc, the brake caliper are lifted on the framework, the brake disc
On the axletree of lateral wheel.
Improvement project of the invention further is, the framework connects into " H " shape by a crossbeam and two curb girders, every
The recessed supporting station that takes the shape of the letter U in the middle part of curb girder, the two-line suspension spring are arranged on the U-shaped supporting station.
Further improvement project of the invention, which is that the bottom of the curb girder is provided with to correspond with single stage suspension spring, to be connected
Single stage suspension connecting seat, two single stage suspension springs on same axle box are located at the front and rear sides of axletree.
Further improvement project of the invention is to be respectively equipped with horizontal peace on the curb girder of the U-shaped supporting station front and rear sides
Hole is filled, transverse splicing has a fixing pipe in each mounting hole, and motor hanger is respectively equipped with two fixing pipes on same root curb girder
And gear box bracket, the motor hanger and gear box bracket are provided with mounting hole.
Further improvement project of the invention is that the motor hanger and gear box bracket on different curb girders are dislocatedly distributed, institute
Motor hanger and gear box bracket is stated to be fixed on the outer peripheral face of the fixing pipe by the retainer ring socket of both sides.
Further improvement project of the invention is that brake caliper flap seat is welded with the fixing pipe being connected with motor hanger,
The front and rear sides of brake caliper flap seat and motor hanger the separation fixing pipe, the brake caliper flap seat is provided with and braking clamp
Pincers coordinate connected mounting hole.
Further improvement project of the invention is that end carriage, the end are respectively equipped between the front and back ends of described two curb girders
Beam is provided with transverse damper, and the both ends of the end carriage are provided with vertical damper, is set on the end carriage between two vertical dampers
There is the installing plate of installation transverse damper.
Improvement project of the invention further is that the end carriage takes the shape of the letter U, the top surfaces of U-shaped end carriage two side arms respectively with it is described
The bottom surface at curb girder both ends is welded and fixed.
Further improvement project of the invention is that the transverse damper on two end carriages is reversely installed, the vertical damping
Device is weldingly fixed in the supporting table being provided with the outside of the end carriage side arm.
Further improvement project of the invention is that the front side of the crossbeam is provided with anti-side rolling torsion rod, and the crossbeam is provided with
The connecting plate of anti-side rolling torsion rod is installed.
Compared to the prior art, the present invention has the following advantages：
The bogie of the present invention is framed between the wheel of both sides, motor and gear-box lifting architecturally and in lateral wheel,
It is compact-sized, facilitate the maintenance and replacing in later stage, structure i.e. motor is hanged using frame and gear-box is installed above single stage suspension spring,
Mitigate unsprung mass significantly, improve dynamics of vehicle performance, be advantageous to high-speed cruising, while because guideway irregularity and impact are drawn
The wheel risen will not pass to motor and gear-box, the condition of work of motor and gear-box is greatly changed to vertical and transverse acceleration
Kind, fault rate greatly reduces, and extends working life；Framework main body has end carriage, and vertical damper is set on end carriage and is laterally subtracted
Shaken device, and the dynamic that front and rear span can effectively suppress between car body and bogie greatly is nodded, shakes the head and sidewindered, and improves vehicle operation
Stability.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present invention.
Fig. 2 is schematic top plan view of the present invention.
Fig. 3 is schematic elevation view of the present invention.
Fig. 4 is framework schematic perspective view.
Embodiment
As the low-floor tramcar bogie of Fig. 1,2,3,4, including framework 1, front and rear two groups of wheels hang to 2, axle box 3, a system
Spring 4, two-line suspension spring 5, two groups of drive devices 6, brake apparatus 7 are hung, the wheel is to be fixed on an axletree 8 to 2
Two wheels 9, axle box 3 are socketed with the axletree of the inner side of each wheel 9, each axle box 3 is provided with a system of two supporting frames 1
Pendulum spring 4, the framework 1 are located at the inner side of wheel 9, and framework is integrally located between left and right wheelses, and total is compact.Two groups
Drive device 6 is located at the both sides of framework 1, and every group of drive device 6 includes motor 11 and the gear-box being connected with axletree 8
12, motor 11 and gear-box 12 are lifted on framework 1, and the motor 11 and gear-box 12 are located at the outside of wheel 9, gear-box and
Motor is lifted architecturally, positioned at lateral wheel.Two-line suspension spring 5 is symmetrically mounted on the middle part of the both sides of framework 1, one group of wheel pair
2 are provided with one group of brake apparatus 7, and brake apparatus 7 includes brake disc 13 and coordinates the brake caliper 14 of installation with brake disc 13,
Brake caliper 14 is lifted on the framework 1, and the brake disc 13 is arranged on the axletree 8 in the outside of wheel 9.
In the present embodiment, framework 1 connects into " H " shape, the middle part of every curb girder 16 by a crossbeam 15 and two curb girders 16
The recessed supporting station 17 that takes the shape of the letter U, the two-line suspension spring 5 are arranged on the U-shaped supporting station 17, up concave type installation, ensure car
Body realizes 100% low land harden structure.The bottom of curb girder 16 is provided with corresponds the single stage suspension being connected company with single stage suspension spring 4
Joint chair 18, two single stage suspension springs 4 on same axle box 3 are located at the front and rear sides of axletree 8, and framework passes through single stage suspension spring
Support, wheel is suspended on to top.It is respectively equipped with the curb girder of the front and rear sides of U-shaped supporting station 17 and is transversely mounted hole 19, each installation
Transverse splicing has a fixing pipe 20 in hole 19, and motor hanger 21 and tooth are respectively equipped with two fixing pipes 20 on same root curb girder 16
Roller box flap seat 22, motor hanger 21 and gear box bracket 22 are provided with mounting hole 23, the He of motor hanger 21 on different curb girders 16
Gear box bracket 22 is dislocatedly distributed, and the motor hanger 21 and gear box bracket 22 are fixed by socket by the retainer ring 24 of both sides
On the outer peripheral face of the fixing pipe 20, motor and gear-box are fixed by the outwardly directed fixing pipe lifting of inner side framework, with structure
Frame is fixedly connected, and mitigates unsprung mass, and arranged in dislocation ensures front and rear two groups of wheels to there is traction power.It is connected with motor hanger 21
Fixing pipe 20 on be welded with brake caliper flap seat 25, brake caliper flap seat 25 and motor hanger 21 the separation fixing pipe 20
Front and rear sides, the brake caliper flap seat 1 is provided with coordinates the mounting hole 23 being connected with brake caliper 14, and brake caliper is equally hung
Dress architecturally, further mitigates unsprung mass.
End carriage 26 is respectively equipped between the front and back ends of two curb girders 16, end carriage 26 is provided with transverse damper 27, end carriage 26
Both ends be provided with vertical damper 28, the end carriage between two vertical damper 28 is provided with the installation of installation transverse damper 27
Plate 29.End carriage 26 is taken the shape of the letter U, and the bottom surface of the top surfaces of U-shaped end carriage two side arms respectively with the both ends of curb girder 16 is welded and fixed.Two
Transverse damper on end carriage 26 is reversely installed, and the vertical damper 28 is weldingly fixed on the outside of the side arm of end carriage 26 and is provided with
Supporting table 30 on.The front side of crossbeam 15 is provided with anti-side rolling torsion rod, and the crossbeam is provided with the connecting plate of installation anti-side rolling torsion rod
31, phenomenon is nodded, shakes the head and sidewindered to the dynamic that vertical damper and transverse damper can improve between car body and bogie.
Claims (10)
1. low-floor tramcar bogie, including framework（1）, front and rear two groups of wheels pair（2）, axle box（3）, single stage suspension spring
（4）, two-line suspension spring（5）, two groups of drive devices（6）, brake apparatus（7）, it is characterized in that：The wheel pair（2）To be fixed on
A piece axletree（8）On two wheels（9）, each wheel（9）Axle box is socketed with the axletree of inner side（3）, each axle box（3）On
Provided with two supporting frames（1）Single stage suspension spring（4）, the framework（1）Positioned at wheel（9）Inner side；Described two groups
Drive device（6）Positioned at framework（1）Both sides, every group of drive device（6）Including motor（11）And and axletree（8）Drive connection
Gear-box（12）, motor（11）And gear-box（12）It is lifted on the framework（1）On, the motor（11）And gear-box（12）
Positioned at wheel（9）Outside, the two-line suspension spring（5）It is symmetrically mounted on framework（1）The middle part of both sides, one group of wheel pair（2）
It is provided with one group of brake apparatus（7）, the brake apparatus（7）Including brake disc（13）And and brake disc（13）Coordinate installation
Brake caliper（14）, the brake caliper（14）It is lifted on the framework（1）On, the brake disc（13）Installed in wheel（9）
The axletree in outside（8）On.
2. low-floor tramcar bogie according to claim 1, it is characterized in that：The framework（1）By a crossbeam
（15）With two curb girders（16）Connect into " H " shape, every curb girder（16）The recessed supporting station that takes the shape of the letter U in middle part（17）, two system
Pendulum spring（5）Installed in the U-shaped supporting station（17）On.
3. low-floor tramcar bogie according to claim 2, it is characterized in that：The curb girder（16）Bottom be provided with
With single stage suspension spring（4）Correspond connected single stage suspension connecting seat（18）, same axle box（3）On two single stage suspensions
Spring（4）Positioned at axletree（8）Front and rear sides.
4. low-floor tramcar bogie according to claim 2, it is characterized in that：The U-shaped supporting station（17）It is front and rear
It is respectively equipped with the curb girder of both sides and is transversely mounted hole（19）, each mounting hole（19）Interior transverse splicing has fixing pipe（20）, it is same
Root curb girder（16）On two fixing pipes（20）On be respectively equipped with motor hanger（21）And gear box bracket（22）, the motor hangs
Seat（21）And gear box bracket（22）It is provided with mounting hole（23）.
5. low-floor tramcar bogie according to claim 4, it is characterized in that：Different curb girders（16）On motor hang
Seat（21）And gear box bracket（22）It is dislocatedly distributed, the motor hanger（21）And gear box bracket（22）Pass through the fixation of both sides
Ring（24）It is fixed by socket in the fixing pipe（20）Outer peripheral face on.
6. low-floor tramcar bogie according to claim 5, it is characterized in that：With motor hanger（21）Connected consolidates
Fixed tube（20）On be welded with brake caliper flap seat（25）, the brake caliper flap seat（25）And motor hanger（21）Separation fixing pipe
（20）Front and rear sides, the brake caliper flap seat（25）It is provided with and brake caliper（14）Coordinate connected mounting hole（23）.
7. the low-floor tramcar bogie according to any one of claim 2 to 6, it is characterized in that：Described two curb girders
（16）Front and back ends between be respectively equipped with end carriage（26）, the end carriage（26）It is provided with transverse damper（27）, the end carriage
（26）Both ends be provided with vertical damper（28）, two vertical dampers（28）Between end carriage be provided with installation transverse damper
（27）Installing plate（29）.
8. low-floor tramcar bogie according to claim 7, it is characterized in that：The end carriage（26）Take the shape of the letter U, U-shaped
The top surface of end carriage two side arms respectively with the curb girder（16）The bottom surface at both ends is welded and fixed.
9. low-floor tramcar bogie according to claim 8, it is characterized in that：Two end carriages（26）On transverse direction subtract
Shake device is reversely installed, the vertical damper（28）It is weldingly fixed on the end carriage（26）The supporting table being provided with the outside of side arm（30）
On.
10. low-floor tramcar bogie according to claim 9, it is characterized in that：The crossbeam（15）Front side set
There is anti-side rolling torsion rod（10）, connecting plate of the crossbeam provided with installation anti-side rolling torsion rod（31）.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924031.XA CN107839710A (en) | 2017-09-30 | 2017-09-30 | The bogie of low-floor tramcar |
| PCT/CN2017/105303 WO2019061554A1 (en) | 2017-09-30 | 2017-10-09 | Low-floor tramcar bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924031.XA CN107839710A (en) | 2017-09-30 | 2017-09-30 | The bogie of low-floor tramcar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107839710A true CN107839710A (en) | 2018-03-27 |
Family
ID=61661915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710924031.XA Pending CN107839710A (en) | 2017-09-30 | 2017-09-30 | The bogie of low-floor tramcar |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107839710A (en) |
| WO (1) | WO2019061554A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944985A (en) * | 2018-07-27 | 2018-12-07 | 中车长江车辆有限公司 | A kind of single-axle bogie and road rail vehicle |
| CN113428181A (en) * | 2021-07-26 | 2021-09-24 | 北京首钢国际工程技术有限公司 | Vehicle bogie and heavy-load transport vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11827251B2 (en) * | 2020-11-24 | 2023-11-28 | Crrc Qingdao Sifang Co., Ltd. | Rail vehicle and bogie |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6910426B2 (en) * | 2003-01-31 | 2005-06-28 | Besco Limited | Control arm system for steering bogie wheels and axles |
| KR101236534B1 (en) * | 2010-11-30 | 2013-02-22 | 주식회사 우진산전 | Monorail bogie assay with complex suspension system of coil-spring module |
| FR2991956B1 (en) * | 2012-06-18 | 2014-07-04 | Alstom Transport Sa | BOGIE OF A RAILWAY VEHICLE HAVING IMPROVED SUSPENSIONS, IN PARTICULAR FOR A LOW FLOOR TRAMWAY |
| CN104590304B (en) * | 2014-12-10 | 2017-05-17 | 广州电力机车有限公司 | Low-floor tramcar bogie |
| CN104608788B (en) * | 2015-01-16 | 2018-02-27 | 中车青岛四方机车车辆股份有限公司 | A kind of low-floor rail vehicle bogie |
| CN105857332B (en) * | 2016-06-23 | 2018-05-11 | 通号轨道车辆有限公司 | A kind of band 100% floor tramcar bogie of bolster |
| CN106740962B (en) * | 2016-12-21 | 2019-03-05 | 成都市新筑路桥机械股份有限公司 | A kind of 100% low-floor tramcar non-powered bogie frame |
-
2017
- 2017-09-30 CN CN201710924031.XA patent/CN107839710A/en active Pending
- 2017-10-09 WO PCT/CN2017/105303 patent/WO2019061554A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944985A (en) * | 2018-07-27 | 2018-12-07 | 中车长江车辆有限公司 | A kind of single-axle bogie and road rail vehicle |
| CN108944985B (en) * | 2018-07-27 | 2024-05-17 | 中车长江车辆有限公司 | Single-axle bogie and highway and railway dual-purpose vehicle |
| CN113428181A (en) * | 2021-07-26 | 2021-09-24 | 北京首钢国际工程技术有限公司 | Vehicle bogie and heavy-load transport vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019061554A1 (en) | 2019-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180327 |
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| WD01 | Invention patent application deemed withdrawn after publication |