CN113002252A - Highway-railway dual-purpose tractor - Google Patents
Highway-railway dual-purpose tractor Download PDFInfo
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- CN113002252A CN113002252A CN202110456306.8A CN202110456306A CN113002252A CN 113002252 A CN113002252 A CN 113002252A CN 202110456306 A CN202110456306 A CN 202110456306A CN 113002252 A CN113002252 A CN 113002252A
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- railway
- tractor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
- B60F1/00—Vehicles for use both on rail and on road; Conversions therefor
- B60F1/04—Vehicles for use both on rail and on road; Conversions therefor with rail and road wheels on different axles
- B60F1/043—Vehicles comprising own propelling units
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Abstract
The invention relates to the technical field of tractors, in particular to a highway and railway tractor, which comprises: the front driving device is fixedly arranged on a chassis of the vehicle body and comprises two first steel wheels for realizing driving and guiding simultaneously; the steering device is fixedly arranged on the chassis of the vehicle body and comprises two first rubber wheels for realizing steering; the rear driving device is fixedly arranged on the chassis of the vehicle body and comprises a plurality of second rubber wheels for realizing driving; and the guide device is fixedly arranged on the chassis of the vehicle body and comprises two second steel wheels for realizing the guide. The first steel wheels are guided and driven like the train steel wheels, and the steering rubber wheels are not in contact with the steel rails, so that the tractor cannot fall off the rails, the 2 first steel wheels and the rear driving device (2, 4 or 6 driving rubber wheels) are driven in a mixed mode, the traction force is increased, the rear driving rubber wheels can be increased or decreased according to the weight of the towed goods, and the front end and the rear end of the train body are provided with weight-borrowing and force-increasing systems, so that the towing weight is greatly increased.
Description
Technical Field
The invention relates to the technical field of tractors, in particular to a highway and railway tractor.
Background
The highway and railway dual-purpose tractor is formed by adding a steel wheel guide system, a hydraulic system and the like on the basis of an automobile chassis, wherein a steel wheel acts on a steel rail through a hydraulic oil cylinder, the highway and railway dual-purpose tractor can run on the railway, the steel wheels are simultaneously guided and driven, a rubber wheel falls on the steel rail to drive, and when the steel wheel rises, the steel wheel can run on the highway by the rubber wheel.
Because the power, the volume and the mass of the conventional road-railway dual-purpose tractor cannot be too large, the weight of the pulled goods is limited, and the goods cannot be pulled when meeting large-tonnage goods, so that the working efficiency is reduced; in addition, steel wheels are passively guided on a railway, rubber wheels are driven on steel rails, and meanwhile, the rubber wheels in the front of the steel wheels also have a steering effect, so that the rails are frequently dropped in railway operation, the operation efficiency is influenced, the rear carriage is derailed, the carriage can be scrapped, and great economic loss is caused.
Disclosure of Invention
The invention provides a novel highway-railway dual-purpose tractor aiming at the defects of the existing highway-railway dual-purpose tractor, and the highway-railway dual-purpose tractor solves the technical problems that the power, the volume and the mass of the existing highway-railway dual-purpose tractor cannot be too large, the weight of the pulled goods can be limited, the large-tonnage goods cannot be pulled, and the working efficiency is reduced; meanwhile, the technical problems that steel wheels are passively guided on a railway, rubber wheels are driven on steel rails, so that the rails are frequently dropped in railway operation, the operation efficiency is influenced, the rear carriage is derailed, the carriage can be scrapped, and great economic loss is caused are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a dual-purpose tractor of public railway, includes a automobile body, and the automobile body below is equipped with vehicle body chassis, dual-purpose tractor of public railway includes:
the front driving device is fixedly arranged on a chassis of the vehicle body and comprises two first steel wheels for realizing driving and guiding simultaneously;
the steering device is fixedly arranged on a chassis of the vehicle body and comprises two first rubber wheels for realizing steering;
the rear driving device is fixedly arranged on the chassis of the vehicle body and comprises a plurality of second rubber wheels for realizing driving;
and the guide device is fixedly arranged on the chassis of the vehicle body and comprises two second steel wheels for realizing the guide.
In some embodiments, the dual-purpose tractor for both roads and railways further comprises two weight-borrowing and force-increasing systems, and the weight-borrowing and force-increasing systems are arranged at the front end and the rear end of the dual-purpose tractor for both roads and railways.
In some embodiments, the weight-assist force-increasing system comprises a third cylinder support, and a jacking cylinder is arranged on the third cylinder support.
In some embodiments, the weight borrowing and force increasing system further comprises a coupler for hooking a carriage and a force borrowing arm for realizing the lifting of the carriage, and a decoupling cylinder is connected with the coupler.
In some embodiments, the front driving device further includes a driving axle for driving the two first steel wheels to rotate so as to realize a driving function.
In some embodiments, the front driving device further comprises a first oil cylinder support, and the first oil cylinder support is provided with a lifting oil cylinder for driving the two first steel wheels.
In some of these embodiments, the first steel wheel diameter is greater than the first rubber wheel diameter.
In some embodiments, the steering device further comprises a second oil cylinder support, and the second oil cylinder support is provided with a rotating oil cylinder for driving the first rubber wheel to steer.
In some embodiments, the number of the second rubber wheels for realizing driving is 2, 4 or 6.
An operation method of a highway-railway dual-purpose tractor comprises the following steps:
when the dual-purpose tractor for the highway and the railway runs on the highway, the two first steel wheels of the front driving device are lifted, and the rubber wheels fall on the highway to be driven, so that the highway running of the dual-purpose tractor for the highway and the railway is realized;
when the highway-railway dual-purpose tractor runs on the steel rail, the two first steel wheels of the front driving device fall on the steel rail to drive and guide, the first rubber wheels are not in contact with the steel rail at the moment, the two first steel wheels and the two second steel wheels are pressed on the steel rail through the oil cylinders, and the two first steel wheels and the plurality of second rubber wheels of the rear driving device are driven on the steel rail to realize running;
when the goods are too heavy, the jacking oil cylinder is driven to act through the button in the cab, the hung goods are lifted up through the force arm and the car coupler, the weight of the highway-railway dual-purpose tractor is increased through the reaction force, the traction force is increased, and the highway-railway dual-purpose tractor can pull more goods.
Compared with the prior art, the invention has the following advantages and positive effects:
1. the dual-purpose tractor for the highway and railway provided by the invention adopts two steel wheels and four rubber wheels to drive on the steel rail simultaneously, so that the traction force is increased, the front rubber wheels are not in contact with the steel rail on the railway, and the front steel wheels are driven and guided like the steel wheels of a train locomotive, so that the tractor cannot fall off the rail, statistics is carried out in actual use, the rail never falls off, and the point is powerfully proved.
2. The weight-borrowing boosting system is additionally arranged at the front and the back of the dual-purpose tractor for the highway and the railway, the weight of the tractor for the highway and the railway using the weight-borrowing boosting system is increased by 2400 tons compared with the original weight of traction, the weight-borrowing boosting system is increased by 80%, the benefit is great, the dual-purpose tractor for the highway and the railway is of an automobile structure, the weight and the power are limited, and the weight of the tractor is also limited, so that the traction weight is greatly improved by the dual-purpose tractor for the highway and the railway.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a first structural schematic diagram of a highway-railway tractor according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a first rubber wheel in the combined highway and railway tractor provided in FIG. 1;
FIG. 3 is a schematic structural diagram of a first steel wheel in the combined highway and railway tractor provided in FIG. 1;
FIG. 4 is a schematic diagram of the weight-borrowing and force-increasing system in the combined highway and railway tractor provided in FIG. 1;
fig. 5 is a second structural schematic diagram of the highway-railway tractor according to the embodiment of the invention;
wherein:
1. a vehicle body; 11. a vehicle body chassis; 2. a front drive device; 21. a drive axle; 22. a first cylinder support; 23. a lift cylinder; 3. a steering device; 31. a second cylinder support; 32. rotating the oil cylinder; 4. a rear drive device; 5. a guide device; 6. a weight-borrowing boosting system; 61. a third cylinder support; 62. a jacking oil cylinder; 63. a force borrowing arm; 64. a car coupler; 65. and (4) unhooking the air cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1-4, in order to solve the problem that the conventional road-railway dual-purpose tractor is easy to drop rails and has small traction force, the invention designs a road-railway dual-purpose tractor, which comprises a tractor body 1, wherein a tractor body chassis 11 is arranged below the tractor body 1, and the road-railway dual-purpose tractor comprises:
the front driving device 2 is fixedly arranged on the chassis 1 of the vehicle body, and the front driving device 2 comprises two first steel wheels for realizing driving and guiding simultaneously;
the steering device 3 is fixedly arranged on the vehicle body chassis 1, and the steering device 3 comprises two first rubber wheels for realizing steering; the vehicle is convenient to drive on the road.
The rear driving device 4 is fixedly arranged on the vehicle body chassis 1, and the rear driving device 4 comprises a plurality of second rubber wheels for realizing driving;
and the guide device 5 is fixedly arranged on the vehicle body chassis 1, and the guide device 5 comprises two second steel wheels for realizing guide.
The dual-purpose tractor for the highway and railway further comprises two weight-borrowing and force-increasing systems 6, wherein the weight-borrowing and force-increasing systems 6 are arranged on the chassis and the front and rear ends of the body of the dual-purpose tractor for the highway and railway.
Specifically, the weight borrowing and force boosting system 6 comprises a third oil cylinder support 61, a jacking oil cylinder 62 is arranged on the third oil cylinder support 61, the weight borrowing and force boosting system 6 further comprises a coupler 64 for hooking a carriage and a force borrowing arm 63 for realizing the lifting of the carriage, and a decoupling cylinder 65 is connected with the coupler 64.
The front driving device 2 further includes a driving axle 21 for driving the two first steel wheels to rotate so as to realize a driving function. Specifically, the front driving device 2 further includes a first cylinder support 22, and the first cylinder support 22 is provided with a lift cylinder 23 for driving the two first steel wheels.
Specifically, the diameter of the two first steel wheels is larger than that of the first rubber wheel.
The steering device 3 further includes a second oil cylinder support 31, and the second oil cylinder support 31 is provided with a rotating oil cylinder 32 for driving the first rubber wheel to steer.
Wherein, the second rubber wheel for realizing the driving is provided with 4.
An operation method of a highway-railway dual-purpose tractor comprises the following steps:
when the dual-purpose tractor for the highway and the railway runs on the highway, the two first steel wheels of the front driving device 2 are lifted, and the rubber wheels fall on the highway to be driven, so that the running of the dual-purpose tractor for the highway and the railway is realized;
when the highway-railway dual-purpose tractor runs on the steel rail, the two first steel wheels of the front driving device fall on the steel rail to drive and guide, the first rubber wheels are not in contact with the steel rail at the moment, the two first steel wheels and the two second steel wheels are pressed on the steel rail through the oil cylinders, and the two first steel wheels and the plurality of second rubber wheels of the rear driving device are driven on the steel rail to realize running;
when the goods are too heavy, the jacking oil cylinder 62 is driven to act through a button in the cab, the hung goods are lifted up through the force arm 63 and the coupler 64, the reaction force increases the weight of the highway-railway dual-purpose tractor at the moment, the traction force is increased, and the highway-railway dual-purpose tractor is used for dragging more goods.
The highway-railway dual-purpose tractor provided by the embodiment has 6 rubber wheels and 4 steel wheels, and a weight-borrowing and force-boosting system is added. In the embodiment, the diameter of the foremost steel wheel (namely, the front driving device) is increased and the driving function is added, 4 steel wheels are pressed on the steel rail through the oil cylinder, the foremost steel wheel and the plurality of rubber wheels (which can be 2, 4 or 6, in this embodiment, 4) at the back are driven on the steel rail to realize walking, the foremost steel wheel is driven and guided on the steel rail, the driving axle drives the steel wheels to rotate to realize the driving function, the lifting oil cylinder drives the steel wheels to lift, the railway walking can be realized by pressing on the steel rail, the rail can be descended on the road by lifting and separating from the steel rail, the effect of the steel wheels is the same as that of the steel wheels of the train locomotive, the problem that the rail of the train car falls is effectively solved, when the rear driving device is 4 rubber wheels, the 6 wheels.
When walking on the rail, except foremost rubber wheel, other wheels all fall on the rail, and 2 preceding big steel wheels both drive and direction, when rear drive is 4 rubber wheels, 4 rubber wheels and rail friction play the drive effect at the back, and 2 steel wheels at the back only play the guide effect (drive lift by lift cylinder, do not have the transaxle), 6 wheel drive like this, greatly increased drive power.
In order to further increase the weight of the goods to be towed, the weight-borrowing boosting systems are additionally arranged at the front end and the rear end of the dual-purpose tractor for both public and railway, namely, the weight-gaining jacking oil cylinder systems are respectively arranged at the front end and the rear end of the dual-purpose tractor for both public and railway, when the goods are too heavy and the towing is arduous, the jacking oil cylinders are actuated by operating buttons in the cab, and a hung carriage is lifted up by means of an arm of force and a coupler (the lifting force does not exceed 10% of the hung carriage for safe lifting, and the carriage can be adjusted, so that the weight of the tractor is increased by the reaction force, the towing force is increased, the towing weight is also increased, and the dual-purpose tractor for both.
The weight of a common highway-railway dual-purpose tractor is about 25 tons, the weight of normal traction goods is about 3000 tons, after a weight borrowing boosting system is additionally arranged in the front and the back, the front end and the back end of the tractor are both used for towing vehicles, each section of heavy locomotive weighs 100 tons, the weight of the tractor can be increased by 100 tons multiplied by 10 percent into 10 tons by using the weight borrowing boosting system, the weight of the tractor is increased by 20 tons at both ends, the weight of the tractor is changed into 25 tons plus 20 tons into 45 tons, the weight of the traction goods is 3000 tons multiplied by 25 tons multiplied by 45 tons into 5400 tons, the traction weight is increased by 2400 tons by using the weight borrowing boosting system compared with the original traction weight, the efficiency.
The invention provides another embodiment, the rear driving device is 2 rubber wheels, as shown in fig. 5, when the required traction weight is less than 3000 tons, the rear driving rubber wheels can be changed into 2 to realize the purpose, and the rear driving rubber wheels can be designed into 4 or 6 to increase the traction force.
The front and rear ends of the highway-railway dual-purpose tractor provided by the embodiment of the invention are provided with the weight-borrowing and force-increasing systems, the front steel wheels are used for guiding and driving and are driven by 2 steel wheels and the rear driving device (2, 4 or 6 driving rubber wheels) in a mixed mode, the traction force is increased, and the driving rubber wheels can be increased or decreased according to the weight of the pulled goods. The front rubber wheel is not contacted with the steel rail on the railway, and the front steel wheel is driven and guided like a steel wheel of a train locomotive, so that the tractor can not fall off the rail, and the rail can not fall off after being used for many times, which is powerfully proved. The existing large-scale rail-road tractor has no other solution for rail falling, the rail-road tractor structure provided by the invention thoroughly solves the rail falling problem, and the rail-road tractor is an automobile structure, and the weight and power are limited, so the traction weight is also limited, and the traction weight is greatly improved by the structure provided by the invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (10)
1. Dual-purpose tractor of highway railway, including a automobile body, the automobile body below is equipped with vehicle body chassis, its characterized in that: the dual-purpose tractor of highway railway includes:
the front driving device is fixedly arranged on a chassis of the vehicle body and comprises two first steel wheels for realizing driving and guiding simultaneously;
the steering device is fixedly arranged on a chassis of the vehicle body and comprises two first rubber wheels for realizing steering;
the rear driving device is fixedly arranged on the chassis of the vehicle body and comprises a plurality of second rubber wheels for realizing driving;
and the guide device is fixedly arranged on a ground disc of the vehicle body and comprises two second steel wheels for realizing the guide.
2. The tractor for both road and railway as claimed in claim 1, wherein: the dual-purpose tractor for the highway and the railway further comprises two weight-borrowing and force-increasing systems, and the weight-borrowing and force-increasing systems are arranged at the front end and the rear end of the dual-purpose tractor for the highway and the railway.
3. The tractor for both road and railway as claimed in claim 2, wherein: the weight-borrowing force-increasing system comprises a third oil cylinder support, and a jacking oil cylinder is arranged on the third oil cylinder support.
4. The tractor for both road and railway as claimed in claim 3, wherein: the weight borrowing and force boosting system further comprises a car coupler used for hooking the car and a force borrowing arm used for realizing the lifting of the car, and a unhooking cylinder is connected with the car coupler.
5. The tractor for both road and railway as claimed in claim 1, wherein: the front driving device further comprises a driving axle for driving the two first steel wheels to rotate so as to realize a driving function.
6. The tractor for both road and railway as claimed in claim 5, wherein: the front driving device further comprises a first oil cylinder support, and a lifting oil cylinder used for driving the two first steel wheels is arranged on the first oil cylinder support.
7. The tractor for both road and railway as claimed in claim 5, wherein: the diameter of the two first steel wheels is larger than that of the first rubber wheel.
8. The tractor for both road and railway as claimed in claim 1, wherein: the steering device further comprises a second oil cylinder support, and a rotating oil cylinder used for driving the first rubber wheel to steer is arranged on the second oil cylinder support.
9. The tractor for both road and railway as claimed in claim 1, wherein: the number of the second rubber wheels for realizing driving is 2, 4 or 6.
10. An operation method of a highway-railway dual-purpose tractor is characterized in that: the method comprises the following steps:
when the dual-purpose tractor for the highway and the railway runs on the highway, the two first steel wheels of the front driving device are lifted, and the rubber wheels fall on the highway to be driven, so that the highway running of the dual-purpose tractor for the highway and the railway is realized;
when the highway and railway dual-purpose tractor runs on the steel rail, the two first steel wheels of the front driving device fall on the steel rail to drive and guide, the first rubber wheels are not in contact with the steel rail at the moment, the two first steel wheels and the two second steel wheels are pressed on the steel rail to guide through the oil cylinders, and the two first steel wheels and the plurality of second rubber wheels of the rear driving device are driven on the steel rail to realize railway running;
when the goods are too heavy, the jacking oil cylinder is driven to act through the button in the cab, the hung goods are lifted up through the force arm and the car coupler, the weight of the highway-railway dual-purpose tractor is increased through the reaction force, the traction force is increased, and the highway-railway dual-purpose tractor can pull more goods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110456306.8A CN113002252A (en) | 2021-04-26 | 2021-04-26 | Highway-railway dual-purpose tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110456306.8A CN113002252A (en) | 2021-04-26 | 2021-04-26 | Highway-railway dual-purpose tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113002252A true CN113002252A (en) | 2021-06-22 |
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ID=76380584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110456306.8A Pending CN113002252A (en) | 2021-04-26 | 2021-04-26 | Highway-railway dual-purpose tractor |
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| CN (1) | CN113002252A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2021
- 2021-04-26 CN CN202110456306.8A patent/CN113002252A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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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