CN206691121U - Two axle truck with lock function - Google Patents
Two axle truck with lock function Download PDFInfo
- Publication number
- CN206691121U CN206691121U CN201720210768.0U CN201720210768U CN206691121U CN 206691121 U CN206691121 U CN 206691121U CN 201720210768 U CN201720210768 U CN 201720210768U CN 206691121 U CN206691121 U CN 206691121U
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- China
- Prior art keywords
- framework
- vehicle frame
- ball pin
- center
- vehicle
- Prior art date
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Abstract
A kind of two axle truck with lock function is provided, with framework, center ball pin draw-gear is provided with the middle part of the crossbeam of the framework and center ball pin draw-gear is fixedly connected with the vehicle frame above framework, constant contact resilient friction side bearing is supported on bottom of frame and vehicle frame is supported in the top of framework after coordinating with center ball pin draw-gear, and the curb girder of the framework, which is provided with, to be made between framework and vehicle frame, framework and wheel are to forming the locking device of rigid support between axle box.The utility model make framework and wheel between axle box, form rigid support between framework and vehicle frame after, vehicle frame swings when effectively prevent vehicle arrangement operation, prevents slide-out, is drawn centered on traction form, meets that the walking of vehicle low speed requires；When vehicle high-speed is run, being used cooperatively for center ball pin and constant contact resilient friction side bearing is drawn for ball center plate, is limited bogie and is shaken the head hunting, the rolling pendulum motion of car body is limited, beneficial to the antidumping security of vehicle.
Description
Technical field
The utility model belong to railway machinery design and manufacturing technology field, and in particular to it is a kind of with lock function two
Axle bogie.
Background technology
With the development of China's railway construction, various engineering truck and railway breakdown vehicles, which turn into, must match somebody with somebody equipment.In engineering
In vehicle or breakdown lorry operation, stability requirement during due to equipment availability on vehicle frame is, it is necessary to steering framing wheel pair and framework, structure
There is no relative motion between frame and vehicle frame, swung to prevent vehicle frame, prevent slide-out, and need vehicle in low speed operation
It can keep stable.Existing technology is usually to use rigid side bearing, and cartridge carries traction entirely；In vehicle operation, due to longitudinal direction
The horizontal swing of tractive force and vehicle, rigid shock can be produced between upper center bearing；Again, due to manufacture and alignment error,
So that discontinuity between upper center bearing, when particularly car body sidewinders in operation, body center plate passes through edge transfer load, Yi Zao
Into the fatigue damage of cartridge.Rigid side bearing can not produce stable revolution moment of friction, can not effectively suppress vehicle and transport
Snake in row, it is impossible to meet the speed-raising requirement of railway equipment rescue aid.And on existing hot-short, using normal contact side bearing
Adding the type of attachment of ball center plate, install locking cylinder additional between vehicle frame and bogie, such a structure can cause ball disk separation up and down,
Vehicle is unable to low speed traveling.In summary, it is necessary to be improved.
Utility model content
The technical problem that the utility model solves：A kind of two axle truck with lock function is provided, by framework
Curb girder on set and framework and wheel is locked cylinder and two systems to the system for forming rigid support between axle box, between framework and vehicle frame
Cylinder is locked, vehicle frame swings when effectively prevent work, prevents slide-out, is rubbed using center ball pin with constant contact resilient
Wipe being used cooperatively for side bearing so that loading end is more uniform between vehicle frame and bogie, and stable flywheel moment limits steering
The hunting of shaking the head of frame, improves the stability of vehicle, while limits the rolling pendulum motion of car body, is advantageous to the antidumping peace of vehicle
Quan Xing.
The technical solution adopted in the utility model：Two axle truck with lock function, has a framework, on the framework
Axletree and axletree both ends are installed and are provided with wheel to axle box, drive device, the framework are installed on the axletree of described framework one end
Crossbeam in the middle part of be provided with center ball pin draw-gear and center ball pin draw-gear and be fixedly connected with the vehicle frame being located above framework,
The framework is provided with the constant contact resilient friction side bearing positioned at center ball pin draw-gear both sides and constant contact resilient friction side
Hold the top for being supported on bottom of frame and vehicle frame being supported in framework after coordinating with center ball pin draw-gear, the side of the framework
Beam, which is provided with, to be made between framework and vehicle frame, framework and wheel are to forming the locking device of rigid support between axle box.
Wherein, the locking device includes system locking cylinder and two systems locking cylinder, and the wheel is above the axle box in axle box
Cylinder is locked provided with a system and system locking cylinder is fixed on curb girder end, and the piston of the system locking cylinder is supported on axle box downwards
The rigid support of framework and axle box is formed, the two systems locking cylinder is fixed on curb girder middle part and the piston of two systems locking cylinder props up upwards
Support the rigid support that framework and vehicle frame are formed on vehicle frame.
Further, the center ball pin draw-gear include center ball pin, upper ball disk, lower ball disk, traction seat, baffle ring and
Guide, the traction seat is in the middle part of crossbeam and lower ball disk and the baffle ring above lower ball disk are located inside traction seat, institute
State lower ball disk be installed on traction seat inner bottom surface and baffle ring be fixed in the middle part of traction seat after form inner chamber between lower ball disk, it is described
Guide is provided with baffle ring and guide is interference fitted with baffle ring, and the center ball pin upper end is fixedly connected with vehicle frame and under the ball pin of center
Hold through guide and be fixedly connected with the upper ball disk in inner chamber, the center ball pin is moved up after making ball disk and lower ball disk detachment
Centrepin traction is formed, the center ball pin, which moves down, makes ball disk form the sphere heart after being contacted with the friction pad on lower ball disk
Disk is drawn.
Further, it is described to take turns to the axle box of axle box built with self sealss taper roll bearing and self sealss taper roller axle
Hold the end for being installed on axletree.
The utility model compared with prior art the advantages of：
1st, framework and wheel are made to forming rigidity branch between axle box, between framework and vehicle frame by being set on the curb girder of framework
The system locking cylinder and two systems locking cylinder of support, vehicle frame swings when effectively prevent equipment availability, prevents slide-out；
2nd, the center ball pin in the middle part of crossbeam causes to be intimate contact, vehicle frame and bogie between vehicle frame and bogie
Between loading end it is more uniform, when vehicle high-speed is run, the motion around limiting between bogie and vehicle frame, often
What contact resilient friction side bearing inhibited vehicle sidewinders motion, while produces stable flywheel moment and can effectively suppress vehicle and transport
Snake in row so that vehicle has the higher speed of service；
3rd, the guide in traction seat is intrados structure, suitable for when vehicle high-speed is run between vehicle frame and framework
Opposing oscillatory；
4th, when vehicle is run, vehicle frame is jacked up after two systems locking cylinder working, it is upper in the center ball pin on vehicle frame
Ball disk is separated with the lower ball disk in traction seat on truck transom, and pin is led centered on the connected mode between vehicle frame and framework
Draw, meet that the walking of vehicle low speed requires；
5th, self sealss taper roll bearing can bear larger radial load and axial force so that wheel has to the wheel in axle box
Larger bearing capacity, meet the bearing requirements to wheel；
6th, upper ball disk is located in the inner chamber that is formed between baffle ring and lower ball disk, and can be with center ball pin in the lumen to moving up
It is dynamic, it is multiple without having bundled between vehicle frame and framework so as to realize.
Brief description of the drawings
Fig. 1 is the utility model structure general assembly drawing schematic diagram；
Fig. 2 is the scheme of installation that the system of the utility model two locks cylinder, center ball pin and normal contact spring friction side bearing；
Fig. 3 is the scheme of installation that the system of the utility model one locks cylinder；
When Fig. 4 is that the system of the utility model two locks cylinder working, upper ball disk separates Rear frame with lower ball disk and supported with bogie,
Centrepin hitch structure schematic diagram；
When Fig. 5 is that the utility model vehicle frame plays multiple, structural representation when center ball pin slings framework after coordinating with baffle ring
Figure.
Embodiment
1-5 describes a kind of embodiment of the present utility model below in conjunction with the accompanying drawings.
Two axle truck with lock function, there is framework 1, axletree 2 and the both ends of axletree 2 are installed on the framework 1
Provided with wheel to axle box 3, drive device 4 is installed on the axletree 2 of described one end of framework 1, the middle part of crossbeam 6 of the framework 1 is provided with
Center ball pin draw-gear and center ball pin draw-gear are fixedly connected with the vehicle frame 7 positioned at the top of framework 1, on the framework 1
It is supported on provided with the constant contact resilient friction side bearing 9 positioned at center ball pin draw-gear both sides and constant contact resilient friction side bearing 9
The bottom of vehicle frame 7 and the top with vehicle frame 7 to be supported in framework 1 after the cooperation of center ball pin draw-gear, the curb girder 8 of the framework 1
Be provided with make between framework 1 and vehicle frame 7, framework 1 and wheel be to forming the locking device of rigid support between axle box 3；Specifically, institute
Stating locking device includes locking cylinder 10 and two system of system locking cylinder 11, and the wheel is provided with a system above the axle box 12 in axle box 3
Locking cylinder 10 and system locking cylinder 10 are fixed on the end of curb girder 8, and the piston of the system locking cylinder 10 is supported on downwards axle box 12
The upper rigid support for forming framework 1 and axle box 12, the two systems locking cylinder 11 is fixed on the middle part of curb girder 8 and two systems lock cylinder 11
Piston is supported on the rigid support that framework 1 and vehicle frame 7 are formed on vehicle frame 7 upwards；Specifically, the center ball pin draw-gear bag
Center ball pin 5, upper ball disk 13, lower ball disk 14, traction seat 17, baffle ring 15 and guide 16 are included, the guide 16 is intrados structure,
Baffle ring 15 of the traction seat 17 located at the middle part of crossbeam 6 and lower ball disk 14 and above lower ball disk 14 is in traction seat 17
Portion, the lower ball disk 14 is installed on the inner bottom surface of traction seat 17 and baffle ring 15 be fixed on behind the middle part of traction seat 17 with lower ball disk 14 it
Between form inner chamber 19, be provided with guide 16 in the baffle ring 15 and guide 16 be interference fitted with baffle ring 15, the upper end of center ball pin 5
It is fixedly connected with vehicle frame 7 and the lower end of center ball pin 5 is fixedly connected through guide 16 with the upper ball disk 13 in inner chamber 19, it is described
Center ball pin 5, which moves up, makes ball disk 13 form centrepin traction after departing from lower ball disk 14, and the center ball pin 5, which moves down, makes ball
Disk 13 forms ball center plate traction after being contacted with the friction pad 18 on lower ball disk 14；Specifically, axle of the wheel to axle box 3
Case 12 is installed on the end of axletree 2 built with self sealss taper roll bearing 20 and self sealss taper roll bearing 20.
In this structure during equipment on vehicle operation, cylinder 10 and two is locked to a system by the hydraulic control system on vehicle frame 7
System's locking cylinder 11 is controlled, and after locking cylinder 10 and two system of system locking cylinder 11 is worked, two systems locking cylinder 11 supports car upwards
Frame 7, system locking cylinder 10 are supported on axle box 12 downwards so that rigidity is formed between vehicle frame 7 and framework 1, framework 1 and axle box 12 and is held
Carry, drive device 4 is driven in bogie running, sells traction centered on low speed walking traction form；Vehicle is run in circuit
When, the upper ball disk 13 of the lower end of center ball pin 5 forms ball center plate traction after being contacted with lower ball disk 14 by friction pad 18, and existing
The traction form of High-Speed Freight Vehicle is identical, and vertical force, cross force and longitudinal force have upper ball disk 13 and lower ball disk 14 to pass through friction pad
The ball center plate transmission formed after 18 contacts, center ball pin 5 cause the intimate contact between vehicle frame 7 and bogie, limited
Moving around between bogie and vehicle frame 7, the guide 16 of wherein intrados structure does not influence the relative pendulum of center ball pin 5
Dynamic, constant contact resilient friction side bearing 9 inhibits the motion of sidewindering of vehicle, while constant contact resilient friction side bearing 9 provides stabilization
Revolution moment of friction, suppress the snake of vehicle so that vehicle has the higher speed of service；Upper ball disk in inner chamber 19
Up and down motion gap is left between baffle ring 15 in 17 on 13 upper ends and traction seat, when two systems locking cylinder 11 works, upper ball disk
13 lift with vehicle frame 7, are separated with lower ball disk 14, traction are now sold centered on vehicle, for vehicle low speed traveling；When upper ball disk 13
Continuation is lifted with vehicle frame 7 and contacted with baffle ring 15, while beneficial to framework 1 and vehicle frame 7 from it is multiple；One system locking cylinder 10 is fixed on curb girder
On 8 lower cover, the hydraulic lock of system locking cylinder 10 is mountable on framework 1 or on the control panel of vehicle frame 7；The framework 1
The both ends of end carriage 21 are provided with unit brake 22, and unit brake 22 is by contact braked wheel of the brake shoe with tread in axle box 3
Wheel, braking during for stopping or drive a vehicle, and with function is parked, available for parking when vehicle air system does not work
Braking；The curb girder 8 is vibration absorber 23 provided with one and is vibration absorber 23 by curb girder 8 by one and takes turns in axle box 3
Axle box 12 is connected as one, and the one-level vibration absorber 23 uses duplex pull rod axle-box locating, and axle box 12 is connected by pull bar with curb girder 8
Together, one is that vibration absorber 23 provides bogie operation required horizontal, vertical and longitudinal rigidity, and it is higher to ensure that vehicle has
The speed of service and good running stability.
Above-described embodiment, simply preferred embodiment of the present utility model, not it is used for limiting the utility model practical range,
Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model all should be included in
Within enclosing.
Claims (4)
1. the two axle truck with lock function, has framework (1), axletree (2) and axletree is provided with the framework (1)
(2) both ends are provided with wheel to axle box (3), are provided with drive device (4) on the axletree (2) of described framework (1) one end, its feature exists
In：Center ball pin draw-gear is provided with the middle part of the crossbeam (6) of the framework (1) and center ball pin draw-gear is with being located at framework
(1) vehicle frame (7) above is fixedly connected, and the framework (1) is provided with the normal contact bullet positioned at center ball pin draw-gear both sides
Frottage side bearing (9) and constant contact resilient friction side bearing (9) are supported on vehicle frame (7) bottom and coordinated with center ball pin draw-gear
Vehicle frame (7) is supported in the top of framework (1) afterwards, the curb girder (8) of the framework (1) be provided with make framework (1) and vehicle frame (7) it
Between, framework (1) and wheel between axle box (3) formed rigid support locking device.
2. the two axle truck according to claim 1 with lock function, it is characterised in that：The locking device includes
One system locking cylinder (10) and two systems locking cylinder (11), the wheel is to being provided with system locking cylinder above the axle box (12) in axle box (3)
(10) and system locking cylinder (10) is fixed on curb girder (8) end, and the piston of the system locking cylinder (10) is supported on downwards axle box
(12) rigid support of framework (1) and axle box (12) is formed on, the two systems locking cylinder (11) is fixed on curb girder (8) middle part and two
The piston of system's locking cylinder (11) is supported on the rigid support that framework (1) and vehicle frame (7) are formed on vehicle frame (7) upwards.
3. the two axle truck according to claim 1 with lock function, it is characterised in that：The center ball pin traction
Device includes center ball pin (5), upper ball disk (13), lower ball disk (14), traction seat (17), baffle ring (15) and guide (16), described
Traction seat (17) is in the middle part of crossbeam (6) and lower ball disk (14) and the baffle ring (15) above lower ball disk (14) are located at traction
Seat (17) is internal, and the lower ball disk (14) is installed on traction seat (17) inner bottom surface and baffle ring (15) is fixed in traction seat (17)
Inner chamber (19) are formed between lower ball disk (14) behind portion, guide (16) and guide (16) and baffle ring are provided with the baffle ring (15)
(15) it is interference fitted, center ball pin (5) upper end is fixedly connected with vehicle frame (7) and center ball pin (5) lower end passes through guide
(16) it is fixedly connected with the upper ball disk (13) in inner chamber (19), the center ball pin (5), which moves up, makes ball disk (13) with
Ball disk (14) forms centrepin traction after departing from, the center ball pin (5), which moves down, to be made ball disk (13) and be located at lower ball disk (14)
On friction pad (18) contact after formed ball center plate traction.
4. according to the two axle truck with lock function described in claim 1 or 2 or 3, it is characterised in that：The wheel is to axle
The axle box (12) of case (3) is installed on axletree built with self sealss taper roll bearing (20) and self sealss taper roll bearing (20)
(2) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720210768.0U CN206691121U (en) | 2017-03-06 | 2017-03-06 | Two axle truck with lock function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720210768.0U CN206691121U (en) | 2017-03-06 | 2017-03-06 | Two axle truck with lock function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206691121U true CN206691121U (en) | 2017-12-01 |
Family
ID=60443020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720210768.0U Expired - Fee Related CN206691121U (en) | 2017-03-06 | 2017-03-06 | Two axle truck with lock function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206691121U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740957A (en) * | 2017-03-06 | 2017-05-31 | 宝鸡中车时代工程机械有限公司 | Two axle truck with lock function |
| CN109204359A (en) * | 2018-09-27 | 2019-01-15 | 长沙开元仪器有限公司 | A kind of rail vehicle and its bogie wheel configuration |
| CN110775091A (en) * | 2019-10-31 | 2020-02-11 | 重庆交通职业学院 | High-speed rail motor car bogie |
| CN111942420A (en) * | 2020-07-20 | 2020-11-17 | 中国铁建重工集团股份有限公司 | Suspension device and train |
| CN112046604A (en) * | 2020-09-18 | 2020-12-08 | 纳恩博（北京）科技有限公司 | Chassis drive system, control method and device and traveling equipment |
-
2017
- 2017-03-06 CN CN201720210768.0U patent/CN206691121U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740957A (en) * | 2017-03-06 | 2017-05-31 | 宝鸡中车时代工程机械有限公司 | Two axle truck with lock function |
| CN109204359A (en) * | 2018-09-27 | 2019-01-15 | 长沙开元仪器有限公司 | A kind of rail vehicle and its bogie wheel configuration |
| CN109204359B (en) * | 2018-09-27 | 2024-02-27 | 长沙开元仪器有限公司 | Rail vehicle and steering wheel structure thereof |
| CN110775091A (en) * | 2019-10-31 | 2020-02-11 | 重庆交通职业学院 | High-speed rail motor car bogie |
| CN111942420A (en) * | 2020-07-20 | 2020-11-17 | 中国铁建重工集团股份有限公司 | Suspension device and train |
| CN111942420B (en) * | 2020-07-20 | 2021-11-02 | 中国铁建重工集团股份有限公司 | Suspension device and train |
| CN112046604A (en) * | 2020-09-18 | 2020-12-08 | 纳恩博（北京）科技有限公司 | Chassis drive system, control method and device and traveling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20190306 |