CN108928195A - Rail-road tractor - Google Patents
Rail-road tractor Download PDFInfo
- Publication number
- CN108928195A CN108928195A CN201810844415.5A CN201810844415A CN108928195A CN 108928195 A CN108928195 A CN 108928195A CN 201810844415 A CN201810844415 A CN 201810844415A CN 108928195 A CN108928195 A CN 108928195A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- rail
- sliding block
- hinged
- road tractor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- B60F1/005—Vehicles for use both on rail and on road; Conversions therefor with guiding elements keeping the road wheels on the rails
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The present invention provides a kind of rail-road tractor, including car body, wheel is provided on car body, the rear ends of car body are respectively arranged with EEF bogie, EEF bogie includes mounting bracket, two guide wheels, link assembly and oil cylinder, mounting bracket is installed on the car body, link assembly includes first connecting rod, second connecting rod and third connecting rod, the one end of first connecting rod and the one end of third connecting rod are respectively hinged in mounting bracket, the one end of second connecting rod is hinged by the other end of shaft and first connecting rod, the other end of second connecting rod is provided with slidable sliding block, sliding block is hinged on the other end of third connecting rod, shock-absorbing spring is set between sliding block and second connecting rod；Oil cylinder is hinged between shaft and mounting bracket, is provided with wheel shaft between two guide wheels, wheel shaft is mounted on third connecting rod.The overall structure for simplifying EEF bogie is realized, to reduce the manufacturing cost of rail-road tractor.
Description
Technical field
The present invention relates to rail-road tractor more particularly to a kind of rail-road tractors.
Background technique
Currently, rail-road tractor be because it can not only have been travelled on highway, but also can run on railway, it is widely used
In rail transport industry.Wherein, rail-road tractor is as a kind of vehicle of rail-road tractor commonly used in operations such as rail tractions.
Configured with rubber tire travelled on highway is used on the chassis of rail-road tractor in the prior art, being also configured with can be gone up and down
Directive wheel travelled on rail with realizing, such as 201711129928.X discloses a kind of road and rail after Chinese patent application
Convertible car, wherein the EEF bogie of railway includes the components such as guide wheel and oil cylinder, and mobile realize of oil cylinder drive link component movement is led
The lifting of wheel, still, guide wheel in the prior art are typically mounted in installation frame body, configured with shock-absorbing spring etc. in installation frame body
Component, installation frame body integral installation achive up and down on link assembly, and complicated integral structure causes manufacturing cost higher.
It is technology to be solved by this invention that a kind of simple EEF bogie of structure, which how to be designed, with the manufacturing cost for reducing rail-road tractor
Problem.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of rail-road tractor, the whole knot for simplifying EEF bogie is realized
Structure, to reduce the manufacturing cost of rail-road tractor.
Technical solution provided by the invention is a kind of rail-road tractor, including car body, is provided with wheel on the car body,
The rear ends of the car body are respectively arranged with EEF bogie, the EEF bogie include mounting bracket, two guide wheels, link assembly and
Oil cylinder, the mounting bracket are installed on the car body, and the link assembly includes that first connecting rod, second connecting rod and third connect
The one end of bar, the one end of the first connecting rod and the third connecting rod is respectively hinged in the mounting bracket, and described
The one end of two connecting rods is hinged by shaft and the other end of the first connecting rod, the other end setting of the second connecting rod
There is slidable sliding block, the sliding block is hinged on the other end of the third connecting rod, the sliding block and the second connecting rod
Between shock-absorbing spring is set；The oil cylinder is hinged between the shaft and the mounting bracket, is set between two guide wheels
It is equipped with wheel shaft, the wheel shaft is mounted on the third connecting rod.
Further, the stop block for positioning the first connecting rod position is provided in the mounting bracket；When described
When first connecting rod is resisted against on the stop block, the center line of the center line of the first connecting rod and the second connecting rod is overlapped.
Further, the second connecting rod and the hinged end of the first connecting rod are provided with baffle, the shock-absorbing spring
Between the baffle and the sliding block.
Further, it is cased with guide sleeve outside the second connecting rod, the shock-absorbing spring is located at outside the guide sleeve.
Further, the sliding block offers through-hole, and the corresponding end of the second connecting rod passes through the through-hole and connects
There is stop nut.
Further, each guide wheel is configured with the corresponding link assembly and the oil cylinder.
Rail-road tractor provided by the invention, by using the link assembly of three-link structure come the power of relay cylinder with
Guide wheel is driven to move up and down, guide wheel is directly installed on the third connecting rod of link assembly by wheel shaft, drives first by oil cylinder
The articulated section of connecting rod and second connecting rod can drive guide wheel to go up and down, meanwhile, shock-absorbing spring is also mounted in link assembly
On two connecting rods, in this way, guide wheel generates vibration and is transmitted to sliding block by third connecting rod, and sliding block will squeeze when jolting because of road conditions generation
Shock-absorbing spring, to meet the requirement of vibration damping, guide wheel and shock-absorbing spring are directly installed on link assembly, so that overall structure is more
Step up to gather, the overall structure for simplifying EEF bogie is realized, to reduce the manufacturing cost of rail-road tractor.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that rail-road tractor embodiment of the present invention is in railway driving status；
Fig. 2 is the structural schematic diagram that rail-road tractor embodiment of the present invention is in road running state；
Fig. 3 is the structural schematic diagram for being located at the EEF bogie of car body front end in rail-road tractor embodiment of the present invention；
Fig. 4 is the structural schematic diagram for being located at the EEF bogie in body rear end portion in rail-road tractor embodiment of the present invention；
Fig. 5 is the assembling figure of shock-absorbing spring in rail-road tractor embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As Figure 1-Figure 5, the present embodiment rail-road tractor, including car body 1 are provided with wheel 11, institute on the car body 1
The rear ends for stating car body 1 are respectively arranged with EEF bogie 2, and the EEF bogie 2 includes mounting bracket 21, two guide wheels 22, connecting rod
Component 24 and oil cylinder 23, the mounting bracket 21 are mounted on the car body 1, and the link assembly 24 includes first connecting rod
241, second connecting rod 242 and third connecting rod 243, the one end of the first connecting rod 241 and the one end of the third connecting rod 243
It is respectively hinged in the mounting bracket 21, the one end of the second connecting rod 242 passes through shaft and the first connecting rod 241
The other end is hinged, and the other end of the second connecting rod 242 is provided with slidable sliding block 26, and the sliding block 26 is hinged on institute
On the other end for stating third connecting rod 243, shock-absorbing spring 25 is set between the sliding block 26 and the second connecting rod 242；It is described
Oil cylinder 23 is hinged between the shaft and the mounting bracket 21, is provided with wheel shaft 220 between two guide wheels 22, described
Wheel shaft 220 is mounted on the third connecting rod 243.
Specifically, the present embodiment rail-road tractor is installed guide wheel 22 using the link assembly 24 of three-link structure and subtracted
Shake spring 25, and guide wheel 22 is mounted on third connecting rod 243 by wheel shaft 220, and shock-absorbing spring 25 is then mounted on second connecting rod 242
On, in actual use, stretched by oil cylinder 23 to drive first connecting rod 241 to rotate, first connecting rod 241 connects by second
Bar 242 come drive third connecting rod 243 rotate, to realize the lifting of guide wheel 22；And on railway when driving, guide wheel 22 supports
Car body 1 causes guide wheel 22 to generate vibration, vibration force is passed through 243 He of third connecting rod by guide wheel 22 because rail rises and falls in motion
Sliding block 26 passes to shock-absorbing spring 25, and the vibration that buffering guide wheel 22 generates is absorbed by shock-absorbing spring 25.Wherein, mounting bracket 21
The mode that can be bolted is installed on the car body, and each articulated position is then corresponding real by way of axis connection
Existing, details are not described herein.Wherein, the second connecting rod 242 is provided with baffle (not with the hinged end of the first connecting rod 241
Label), the shock-absorbing spring 25 is between the baffle and the sliding block 26, and in order to avoid under road running state
Second connecting rod 242 is detached from sliding block 26, and the sliding block 26 offers through-hole 261, the corresponding end of the second connecting rod 242
Across the through-hole 261 and it is connected with stop nut 2421.In addition, being cased with guide sleeve 251, the vibration damping outside second connecting rod 242
Spring 25 is located at outside the guide sleeve 251, to facilitate shock-absorbing spring 25 conveniently to install.In order in actual use,
Then it can be configured with the corresponding link assembly 24 and the oil cylinder 23 for each guide wheel 22, to ensure that stress is equal
It is even.
Preferably, it in order to improve the use reliability that railway travels, is provided in the mounting bracket 21 for positioning
State the stop block 211 of 241 position of first connecting rod；When the first connecting rod 241 is resisted against on the stop block 211, described
The center line of one connecting rod 241 and the center line of the second connecting rod 242 are overlapped, at this point, making first connecting rod 241 and mounting bracket
Axis, first connecting rod 241 and the axis of 242 articulated section of second connecting rod and sliding block and third connecting rod 243 of 21 articulated sections are hinged
The axis in portion is in the same plane, and the power that guide wheel 22 generates third connecting rod 243 passes to shock-absorbing spring 25 by sliding block, is subtracted
The center line of vibration spring 25 is overlapped with the center line of second connecting rod, spring force that shock-absorbing spring 25 generates second connecting rod 242 and
The center line of second connecting rod 242 is overlapped, and at this point, second connecting rod 242 is overlapped with the center line of first connecting rod 241, so that
The pressure that second connecting rod 242 generates first connecting rod 241 is overlapped with the center line of first connecting rod 241, finally, first connecting rod 241
Mounting bracket 21 is transmitted the force to, in this way, can be so that oil cylinder 23 is not applied under railway driving status by link assembly 24
Pressure, it is ensured that the use reliability of oil cylinder 23.
Rail-road tractor provided by the invention, by using the link assembly of three-link structure come the power of relay cylinder with
Guide wheel is driven to move up and down, guide wheel is directly installed on the third connecting rod of link assembly by wheel shaft, drives first by oil cylinder
The articulated section of connecting rod and second connecting rod can drive guide wheel to go up and down, meanwhile, shock-absorbing spring is also mounted in link assembly
On two connecting rods, in this way, guide wheel generates vibration and is transmitted to sliding block by third connecting rod, and sliding block will squeeze when jolting because of road conditions generation
Shock-absorbing spring, to meet the requirement of vibration damping, guide wheel and shock-absorbing spring are directly installed on link assembly, so that overall structure is more
Step up to gather, the overall structure for simplifying EEF bogie is realized, to reduce the manufacturing cost of rail-road tractor.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of rail-road tractor, including car body, it is provided with wheel on the car body, the rear ends of the car body are respectively set
There is EEF bogie, which is characterized in that the EEF bogie includes mounting bracket, two guide wheels, link assembly and oil cylinder, the installation
Bracket is installed on the car body, and the link assembly includes first connecting rod, second connecting rod and third connecting rod, the first connecting rod
One end and the one end of the third connecting rod be respectively hinged in the mounting bracket, the one end of the second connecting rod is logical
It crosses shaft and the other end of the first connecting rod is hinged, the other end of the second connecting rod is provided with slidable sliding block,
The sliding block is hinged on the other end of the third connecting rod, and vibration damping bullet is arranged between the sliding block and the second connecting rod
Spring；The oil cylinder is hinged between the shaft and the mounting bracket, and wheel shaft, the wheel are provided between two guide wheels
Axis is mounted on the third connecting rod.
2. rail-road tractor according to claim 1, which is characterized in that be provided in the mounting bracket for positioning
State the stop block of first connecting rod position；When the first connecting rod is resisted against on the stop block, the center of the first connecting rod
The center line of line and the second connecting rod is overlapped.
3. rail-road tractor according to claim 1, which is characterized in that the second connecting rod and the first connecting rod are hinged
End be provided with baffle, the shock-absorbing spring is between the baffle and the sliding block.
4. rail-road tractor according to claim 1, which is characterized in that be cased with guide sleeve outside the second connecting rod, institute
Shock-absorbing spring is stated to be located at outside the guide sleeve.
5. rail-road tractor according to claim 1, which is characterized in that the sliding block offers through-hole, and described second connects
The corresponding end of bar passes through the through-hole and is connected with stop nut.
6. -5 any rail-road tractor according to claim 1, which is characterized in that each guide wheel is configured with corresponding
The link assembly and the oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810844415.5A CN108928195A (en) | 2018-07-27 | 2018-07-27 | Rail-road tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810844415.5A CN108928195A (en) | 2018-07-27 | 2018-07-27 | Rail-road tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108928195A true CN108928195A (en) | 2018-12-04 |
Family
ID=64445114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810844415.5A Pending CN108928195A (en) | 2018-07-27 | 2018-07-27 | Rail-road tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108928195A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843941A (en) * | 2019-11-27 | 2020-02-28 | 徐州重型机械有限公司 | Construction vehicle |
| CN111070984A (en) * | 2019-12-28 | 2020-04-28 | 苏州科瑞达交通技术有限公司 | Electric lifting mechanism of road-rail dual-purpose vehicle |
| CN111483489A (en) * | 2019-01-26 | 2020-08-04 | 比亚迪股份有限公司 | Steering system and rail transit system with same |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424059Y (en) * | 2000-05-28 | 2001-03-21 | 青岛应用科学技术研究所 | Railway and highway dual-purpose vehicle with front axle lifting machinery servo steering appts. |
| CN2543791Y (en) * | 2002-01-30 | 2003-04-09 | 青岛英科铁道机械有限公司 | Railway/highway two-purpose tracting-vehicle |
| CN201424021Y (en) * | 2009-07-25 | 2010-03-17 | 永济新时速电机电器有限责任公司 | Novel segment car |
| CN201427586Y (en) * | 2009-07-25 | 2010-03-24 | 永济新时速电机电器有限责任公司 | Universal bogie module for sand vehicle |
| CN102616093A (en) * | 2012-04-25 | 2012-08-01 | 南车四方车辆有限公司 | Dual-purpose vehicle for railway and road |
| CN202573686U (en) * | 2012-05-09 | 2012-12-05 | 南车四方车辆有限公司 | Four-wheel guiding device and road-rail car |
| CN104442245A (en) * | 2014-12-01 | 2015-03-25 | 衡阳合力工业车辆有限公司 | Roadway and railway two-purpose tractor |
| FR3049513A1 (en) * | 2016-03-29 | 2017-10-06 | Unac | FUEL SUPPLY SYSTEM OF A TANK OF A RAILWAY VEHICLE AND RAILWAY VEHICLE COMPRISING SUCH A SYSTEM |
-
2018
- 2018-07-27 CN CN201810844415.5A patent/CN108928195A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424059Y (en) * | 2000-05-28 | 2001-03-21 | 青岛应用科学技术研究所 | Railway and highway dual-purpose vehicle with front axle lifting machinery servo steering appts. |
| CN2543791Y (en) * | 2002-01-30 | 2003-04-09 | 青岛英科铁道机械有限公司 | Railway/highway two-purpose tracting-vehicle |
| CN201424021Y (en) * | 2009-07-25 | 2010-03-17 | 永济新时速电机电器有限责任公司 | Novel segment car |
| CN201427586Y (en) * | 2009-07-25 | 2010-03-24 | 永济新时速电机电器有限责任公司 | Universal bogie module for sand vehicle |
| CN102616093A (en) * | 2012-04-25 | 2012-08-01 | 南车四方车辆有限公司 | Dual-purpose vehicle for railway and road |
| CN202573686U (en) * | 2012-05-09 | 2012-12-05 | 南车四方车辆有限公司 | Four-wheel guiding device and road-rail car |
| CN104442245A (en) * | 2014-12-01 | 2015-03-25 | 衡阳合力工业车辆有限公司 | Roadway and railway two-purpose tractor |
| FR3049513A1 (en) * | 2016-03-29 | 2017-10-06 | Unac | FUEL SUPPLY SYSTEM OF A TANK OF A RAILWAY VEHICLE AND RAILWAY VEHICLE COMPRISING SUCH A SYSTEM |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483489A (en) * | 2019-01-26 | 2020-08-04 | 比亚迪股份有限公司 | Steering system and rail transit system with same |
| CN111483489B (en) * | 2019-01-26 | 2022-05-13 | 比亚迪股份有限公司 | Steering system and rail transit system with same |
| CN110843941A (en) * | 2019-11-27 | 2020-02-28 | 徐州重型机械有限公司 | Construction vehicle |
| CN111070984A (en) * | 2019-12-28 | 2020-04-28 | 苏州科瑞达交通技术有限公司 | Electric lifting mechanism of road-rail dual-purpose vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181204 |
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| RJ01 | Rejection of invention patent application after publication |