CN210502138U - A traveling steering system and its road-rail dual-purpose tractor - Google Patents
A traveling steering system and its road-rail dual-purpose tractor Download PDFInfo
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- CN210502138U CN210502138U CN201921199346.3U CN201921199346U CN210502138U CN 210502138 U CN210502138 U CN 210502138U CN 201921199346 U CN201921199346 U CN 201921199346U CN 210502138 U CN210502138 U CN 210502138U
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Abstract
一种走行转向系统，包括安装座、走行轮，在安装座上设有回转支承，回转支承包括内圈和外圈，内圈与安装座下表面固定连接；还包括与内圈相对固定的第一电机、第一减速机，第一电机的输出轴与第一减速机的输入轴传动连接，第一减速机的输出轴与走行轮的轮轴传动连接；走行轮的安装面与第一减速机壳体刚性连接；在安装座上设有第二电机、第二减速机，第二电机的输出轴与第二减速机的输入轴传动连接，第二减速机的输出轴连接有转向齿轮，转向齿轮与外圈啮合。本实用新型的公铁两用牵引车，在公铁转换上道时，将牵引车开至与轨道相对平行，直接横移垂直上下道，无需要求牵引车在上轨道的瞬间走行轮与轨道高精度对齐，节省时间，操作方便。
A traveling steering system includes a mounting seat and a traveling wheel, a slewing bearing is arranged on the mounting seat, the slewing bearing includes an inner ring and an outer ring, and the inner ring is fixedly connected with the lower surface of the mounting seat; and also includes a first relatively fixed relative to the inner ring. A motor and a first reducer, the output shaft of the first motor is drivingly connected with the input shaft of the first reducer, the output shaft of the first reducer is drivingly connected with the axle of the running wheel; the installation surface of the running wheel is connected with the first reducer The housing is rigidly connected; a second motor and a second reducer are arranged on the mounting seat, the output shaft of the second motor is drivingly connected with the input shaft of the second reducer, the output shaft of the second reducer is connected with a steering gear, and the steering The gear meshes with the outer ring. The utility model of the dual-purpose tractor for road and rail can drive the tractor to be relatively parallel to the track when the road-railway is switched to the track, and directly traverse vertically up and down the track, without requiring the tractor to run on the track with high precision of the wheels and the track. Align, save time, and easy to operate.
Description
Technical Field
The utility model belongs to the short distance transportation equipment of pulling and propelling movement and flat car cargo transportation of locomotive, concretely relates to walk capable a steering system and dual-purpose tractor of public railway thereof.
Background
With the increasing of mileage of high-speed railways in China, the running number of high-speed trains is increased, so that the overhaul task amount of the high-speed trains is very large. The train overhauls and generally goes on examining and repairing the base, because the contact net is not laid in the train overhauls base, so just need other tractors will wait to examine the train and pull and overhaul to the maintenance workshop, present tractor generally adopts the dual-purpose tractor of public railway. At present, the internal combustion engine or the storage battery is generally used as power, the tractor wants to open the track, the tractor is generally laid between the road and the track, the track is opened by adopting a mode of installing a bilateral bridge, and the mode needs to align the running wheels with the track in high precision and continuously adjust, so the time consumption is long, and the operation is inconvenient.
In addition, the directional terms used herein are defined such that those skilled in the art will recognize three general directions:
vertical direction: vertically to the direction of the rail surface.
Longitudinal direction: along the direction of the track.
Transverse: horizontally perpendicular to the direction of the track.
A motor end: industry terminology refers to the other end of the motor, opposite the output end of the motor, the non-output end of the motor, typically located near the motor end cap.
The utility model discloses in the connection not only include direct contact's connection, still include the connection of going on through the middleware.
Disclosure of Invention
In view of the above, the present invention is directed to a road-running steering system for a road-rail tractor and a road-rail tractor which can be rapidly and conveniently driven into a track.
The utility model provides a technical scheme of problem is: a walking steering system comprises an installation seat arranged on a vehicle body and walking wheels arranged below the installation seat, wherein a slewing bearing is arranged on the installation seat and comprises an inner ring and an outer ring, and the inner ring is fixedly connected with the lower surface of the installation seat;
the first motor is relatively fixed with the inner ring, and the first speed reducer is rigidly connected with the outer ring; the mounting surface of the walking wheel is rigidly connected with the shell of the first speed reducer;
and a second motor and a second speed reducer are arranged on the mounting seat, an output shaft of the second motor is in transmission connection with an input shaft of the second speed reducer, an output shaft of the second speed reducer is connected with a steering gear, and the steering gear is meshed with the outer ring.
In the scheme, the walking wheels can be driven to walk through the transmission of the first motor and the first speed reducer; the steering gear can be driven to rotate through the transmission of the second motor and the second speed reducer, so that the outer ring of the slewing bearing is driven to rotate, the rotation of the outer ring drives the walking wheel to rotate, and the walking wheel can rotate at the required angle in situ. Typically, the running wheels need to be rotatable through at least 90 degrees.
Furthermore, a brake is arranged at the motor end of the first motor and used for controlling the braking force of the vehicle and further controlling the braking distance of the vehicle.
Furthermore, a rotating speed sensor is arranged on the brake and used for monitoring the walking speed.
Furthermore, an angle sensor is arranged at the motor end of the second motor and used for monitoring the rotation angle of the second motor and converting the rotation angle into the steering angle of the walking wheels.
The utility model also provides a highway-railway dual-purpose tractor, including the automobile body, the coupling system who is connected with the automobile body, the power supply that provides power, the guide system who sets up in the automobile body four corners, hydraulic system and the control system who is connected with hydraulic system, hydraulic system and guide system are connected, and guide system includes the leading wheel, still includes the walking steering system of above-mentioned scheme, walking steering system sets up in the automobile body four corners, and each set of walking steering system corresponds one set of guide system of cooperation; each walking wheel is on the same straight line with the corresponding guide wheel; the walking steering system is electrically connected with the control system.
When the tractor provided with the walking steering system is used on a track, the tractor is directly driven to one side parallel to the track without adopting a double-side bridge mode, the walking wheels are rotated by 90 degrees to drive the walking wheels to transversely move, the walking wheels are walked to the track tread, then the track tread is rotated by 90 degrees in situ, so that the walking wheels and the track are on the same straight line, the step of loading the track on the tractor can be completed, the whole process does not need to require the instantaneous walking wheels of the loading track to be aligned with the track in high precision, and the time is saved.
Furthermore, the guide system also comprises a gantry-shaped guide framework fixedly connected with the vehicle body, a guide rod, a sliding framework and a lifting oil cylinder, wherein one end of the guide rod is connected with the top of the guide framework, and the other end of the guide rod is connected with the bottom of the guide framework; the sliding framework is connected with the guide wheel through a pin; one end of the lifting oil cylinder is hinged with the sliding framework, and the other end of the lifting oil cylinder is hinged with the top of the guide framework.
The guide system is used for guiding the walking wheels so that the walking wheels do not deviate from the track, and the guide wheels are folded under the working condition of the road and only play a role under the working condition of the running of the track.
Further, along the automobile body vertically, at least one end is equipped with the coupling system, the coupling system include the gib head, with car body coupling's connecting seat, the connecting seat front end transversely is equipped with the connecting axle, the gib head rear end is equipped with the adapter sleeve, the adapter sleeve cup joints on the connecting axle and can follow the axis horizontal hunting of connecting axle.
The car coupler has certain degree of freedom, can swing transversely and is beneficial to coupling.
The car coupler system comprises a car body, a car coupler, a car body control system and a safety protection system, wherein the car coupler is arranged on the car body;
a brake is arranged at the motor end of the first motor; a rotating speed sensor is arranged on the brake; an angle sensor is arranged at the motor end of the second motor; the rotating speed sensor, the angle sensor and the brake are respectively and electrically connected with the control system.
The detection radar is used for detecting obstacles in the process of traveling and improving the traveling safety.
In order to reduce noise and realize zero emission, the power source is storage batteries symmetrically arranged at two transverse sides of the vehicle body, and the storage batteries are electrically connected with the first motor and the second motor;
the battery adopted by the storage battery pack is any one of a lead-acid battery, a cobalt acid lithium battery, a lithium manganate battery, a nickel cobalt lithium aluminate battery, a lithium iron phosphate battery, a lithium titanate battery and a hydrogen fuel battery.
Preferably, the periphery of the guiding system and the periphery of the walking steering system are provided with protective covers a fixed on the car body, the periphery of the hydraulic system is provided with protective covers b fixed on the car body, the periphery of the power source is provided with protective covers c fixed on the car body, and the periphery of the car coupler system is provided with protective covers d fixed on the car body.
The utility model discloses a show the effect and be:
1. the utility model discloses a dual-purpose tractor of public railway need not to adopt the mode of bilateral bridge when last track, but directly opens the tractor to one side parallel with the track, rotates and walks capable wheel 90 degrees, and the drive is walked capable wheel lateral shifting, will walk capable wheel walking to the track tread, then turns around 90 degrees in track tread original place, makes to walk capable wheel and track on same straight line, can accomplish the orbital step on the tractor. The whole process does not need to require the high-precision alignment of the instantaneous traveling wheels on the track and the track, so that the time is saved, and the operation is convenient.
2. The safety protection measures such as a detection radar and the like are arranged, so that the safety in the operation process can be effectively ensured, and the equipment damage is reduced.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.
Fig. 1 is the overall structure schematic diagram of the utility model discloses dual-purpose tractor of highway and railway.
Fig. 2 is a top view of the utility model discloses dual-purpose tractor of highway and railway.
Fig. 3 is a three-dimensional schematic view of the middle-walking steering system of the present invention.
Fig. 4 is a schematic plan view of the steering system for middle walking of the present invention.
Fig. 5 is a three-dimensional schematic view of the middle guide system of the present invention.
Fig. 6 is a schematic plan view of the middle guide system of the present invention.
Fig. 7 is a top view of the middle coupler system of the present invention.
In the figure: 1-vehicle body, 2-running steering system, 3-guiding system, 4-hydraulic system, 5-power source, 6-coupler system, 7-control system, 8-alarm warning lamp, 9-detection radar, 11-mounting seat, 12-short upright post, 13-outer ring, 14-first motor, 15-slewing bearing, 16-first speed reducer, 17-running wheel, 18-brake, 19-speed sensor, 20-second motor, 21-second speed reducer, 22-steering gear, 23-angle sensor, 24-guiding framework, 25-lifting oil cylinder, 27-sliding framework, 28-guiding rod, 29-guiding wheel, 32-hook head, 33-connecting shaft, 34-connecting seat, 36-connecting sleeve, 39-protective cover a, 40-protective cover b, 41-protective cover c, 42-protective cover d
Detailed Description
The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
As shown in FIGS. 3 to 4, a steering system for running includes a mount 11 provided on a vehicle body 1, and running wheels 17 provided below the mount 11. The mounting seat 11 is fixedly connected with the vehicle body 1 through a short upright post 12.
The mount 11 is provided with a slewing bearing 15. The slewing bearing 15 comprises an inner ring and an outer ring 13. The inner ring is fixedly connected with the lower surface of the mounting seat 11.
The motor further comprises a first motor 14 fixed relative to the inner ring and a first speed reducer 16 rigidly connected with the outer ring 13. The flange surface on the first electric machine 14 is fixedly connected with the inner ring. An output shaft of the first motor 14 penetrates through the inner ring and is in transmission connection with an input shaft of a first speed reducer 16. The output shaft of the first speed reducer 16 is in transmission connection with the wheel shaft of the traveling wheel 17.
The mounting surface of the traveling wheel 17 is rigidly connected with the housing of the first speed reducer 16. That is, the outer ring 13 rotates to rotate the first speed reducer 16, and the traveling wheels 17 turn.
The mounting seat 11 is provided with a second motor 20 and a second speed reducer 21, an output shaft of the second motor 20 is in transmission connection with an input shaft of the second speed reducer 21, an output shaft of the second speed reducer 21 is connected with a steering gear 22, and the steering gear 22 is meshed with the outer ring 13.
A brake 18 is provided at the motor end of the first motor 14.
A rotation speed sensor 19 is provided on the brake 18.
An angle sensor 23 is provided at the motor end of the second motor 20.
As shown in fig. 1 to 7, the embodiment further provides a tractor for both highway and railway, which includes a car body 1, a coupler system 6 connected to the car body 1, a power source 5 for providing power, a guiding system 3 disposed at four corners of the car body 1, a hydraulic system 4, the above-mentioned traveling steering system 2, and a control system 7 connected to the hydraulic system 4. The hydraulic system 4 is connected to the guide system 3.
The guide system 3 comprises guide wheels 29, a gantry-shaped guide frame 24 fixedly connected with the vehicle body 1, a guide rod 28 with one end connected with the top of the guide frame 24 and the other end connected with the bottom of the guide frame 24, a sliding frame 27 sleeved on the guide rod 28 and capable of sliding along the guide rod 28, and a lifting oil cylinder 25. The slide frame 27 is pinned to a guide wheel 29. The number of the guide rods 28 is two, and the sliding framework 27 comprises a sliding plate and two sliding sleeves fixed on the sliding plate, wherein the sliding sleeves are sleeved on the guide rods 28 in a one-to-one correspondence manner. The sliding sleeve is slidable along the guide bar 28.
One end of the lifting oil cylinder 25 is hinged with the sliding framework 27, and the other end is hinged with the top of the guide framework 24. The hydraulic system 4 can drive the lifting oil cylinder 25 to extend and retract, so that the sliding framework 27 is driven to move up and down along the guide rod 28, the guide wheel 29 can be driven to move up and down by the up-and-down movement of the sliding framework 27, and the retraction and release of the guide wheel 29 are realized.
Four sets of the walking steering system 2 are respectively arranged at four corners of the vehicle body 1. Each set of running steering system 2 is correspondingly matched with one set of guiding system 3. Each running wheel 17 is in line with its corresponding guide wheel 29. The running steering system 2 is electrically connected with a control system 7.
The rotation speed sensor 19, the angle sensor 23 and the brake 18 are electrically connected with the control system 7 respectively.
At least one end of the car body is provided with a coupler system 6 along the longitudinal direction of the car body. Coupler system 6 includes coupler head 32, the connecting seat 34 of being connected with automobile body 1, connecting seat 34 front end transversely is equipped with connecting axle 33, coupler head 32 rear end is equipped with adapter sleeve 36, adapter sleeve 36 cup joints on connecting axle 33 and can follow the axis horizontal hunting of connecting axle 33.
Also comprises a safety protection system. The safety protection system comprises an alarm warning lamp 8 arranged on the car body 1 and a detection radar 9 arranged on the car coupler system 6. The detection radar 9 is electrically connected with the alarm warning lamp 8 and the control system 7.
The safety protection system also comprises a limit switch arranged on the guide system 3 and used for controlling the lifting position of the guide wheel 29. The overspeed protector arranged on the control system 7 is used for controlling the brake 18 to act and forcibly decelerate when the running speed exceeds the maximum set value.
The power source 5 is storage battery packs symmetrically arranged on two transverse sides of the vehicle body. The battery pack is electrically connected to the first motor 14 and the second motor 20. The battery adopted by the storage battery pack is any one of a lead-acid battery, a lithium cobaltate battery (LiCoO2), a lithium manganate battery (LiMn2O4), a nickel-cobalt lithium manganate battery (LiNiMnCoO2 or NMC), a nickel-cobalt lithium aluminate battery (LiNiCoAlO2 or NCA), a lithium iron phosphate battery (LiFePO4), a lithium titanate battery and a hydrogen fuel battery.
The periphery of the guide system 3 and the running steering system 2 is provided with a protective cover a39 fixed on the vehicle body 1. And a protective cover b40 fixed on the vehicle body 1 is arranged on the periphery of the hydraulic system 4. A protective cover c41 fixed on the vehicle body 1 is arranged on the periphery of the power source 5. The coupler system 6 is provided with a protective cover d42 fixed on the vehicle body 1 at the periphery. The various protective covers have the advantages of beautiful appearance, wind shielding, rain shielding and dust prevention.
The working process of the utility model is as follows:
1. switching on a main switch of a battery power supply, electrifying the equipment and starting the control system 7;
2. pressing a hydraulic starting button on the control system 7 to start the hydraulic system 4;
3. the operation control system 7 controls the walking steering system 2 to enable the vehicle to move to one side of the highway-railway level crossing parallel to the rail, the walking wheels 17 rotate for 90 degrees to drive the walking wheels 17 to move transversely, the walking wheels 17 walk to the rail tread, and then the walking wheels 17 rotate for 90 degrees on the ground on the rail tread to enable the walking wheels 17 and the rail to be on the same straight line;
4. the hydraulic system 4 is operated to control the lifting oil cylinder 25, so that the guide wheel 29 is lowered to a position 6mm away from the rail surface of the steel rail;
5. operating the control system 7 to control the running steering system 2 to enable the vehicle to run to a towed locomotive at a speed less than 3km/h to couple the coupler system 6;
6. operating the control system 7 to control the vehicle to be towed to a desired location by the locomotive being towed;
7. the vehicle and the towed locomotive are unhooked, and the operation and control system 7 is operated to control the traveling steering system 2 to enable the vehicle to run to the next towed locomotive through a railway turnout;
8. repeating the step 5-7 until all the towed locomotives are towed to the required positions;
9. the operation control system 7 controls the walking steering system 2 to enable the vehicle to run to a highway-railway level crossing through a railway turnout;
10. the hydraulic system 4 is operated to control the lifting oil cylinder 25 to enable the guide wheel 29 to ascend to the top dead center;
11. the operation control system 7 controls the walking steering system 2 to make the vehicle run to a parking place for parking;
12. pressing a hydraulic stop button on the control system 7 to stop the hydraulic system 4;
13. and (5) disconnecting the main switch of the battery power supply, powering off the equipment, and ending the work.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199346.3U CN210502138U (en) | 2019-07-29 | 2019-07-29 | A traveling steering system and its road-rail dual-purpose tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199346.3U CN210502138U (en) | 2019-07-29 | 2019-07-29 | A traveling steering system and its road-rail dual-purpose tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210502138U true CN210502138U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921199346.3U Expired - Fee Related CN210502138U (en) | 2019-07-29 | 2019-07-29 | A traveling steering system and its road-rail dual-purpose tractor |
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| Country | Link |
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| CN (1) | CN210502138U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839527A (en) * | 2018-08-22 | 2018-11-20 | 大连铁丰轨道交通装备有限责任公司 | Independent driving rail-road road double duty tractor |
| CN111719358A (en) * | 2020-06-28 | 2020-09-29 | 中铁上海工程局集团有限公司 | A dual-purpose track laying machine for urban rail transit engineering and its use method |
| CN112659825A (en) * | 2020-10-16 | 2021-04-16 | 中国人民解放军92228部队 | Highway-railway integrated rapid delivery platform for crawler-type equipment |
| CN113524994A (en) * | 2021-08-24 | 2021-10-22 | 青岛中车四方轨道车辆有限公司 | Four-wheel independent steering driving railway vehicle |
| CN113734208A (en) * | 2021-08-24 | 2021-12-03 | 青岛中车四方轨道车辆有限公司 | Rail transit traction vehicle |
-
2019
- 2019-07-29 CN CN201921199346.3U patent/CN210502138U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839527A (en) * | 2018-08-22 | 2018-11-20 | 大连铁丰轨道交通装备有限责任公司 | Independent driving rail-road road double duty tractor |
| CN108839527B (en) * | 2018-08-22 | 2024-02-13 | 大连铁丰轨道交通装备有限责任公司 | Independently driven highway and railway dual-purpose tractor |
| CN111719358A (en) * | 2020-06-28 | 2020-09-29 | 中铁上海工程局集团有限公司 | A dual-purpose track laying machine for urban rail transit engineering and its use method |
| CN112659825A (en) * | 2020-10-16 | 2021-04-16 | 中国人民解放军92228部队 | Highway-railway integrated rapid delivery platform for crawler-type equipment |
| CN112659825B (en) * | 2020-10-16 | 2022-12-16 | 中国人民解放军92228部队 | Highway-railway integrated rapid delivery platform for crawler-type equipment |
| CN113524994A (en) * | 2021-08-24 | 2021-10-22 | 青岛中车四方轨道车辆有限公司 | Four-wheel independent steering driving railway vehicle |
| CN113734208A (en) * | 2021-08-24 | 2021-12-03 | 青岛中车四方轨道车辆有限公司 | Rail transit traction vehicle |
| CN113524994B (en) * | 2021-08-24 | 2023-02-10 | 青岛中车四方轨道车辆有限公司 | Four-wheel independent steering driving railway vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |