CN109435598A - Road rail vehicle with cast function - Google Patents
Road rail vehicle with cast function Download PDFInfo
- Publication number
- CN109435598A CN109435598A CN201811159693.3A CN201811159693A CN109435598A CN 109435598 A CN109435598 A CN 109435598A CN 201811159693 A CN201811159693 A CN 201811159693A CN 109435598 A CN109435598 A CN 109435598A
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- China
- Prior art keywords
- vehicle
- hinged
- connecting rod
- road rail
- rail vehicle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The present invention provides a kind of road rail vehicle with cast function, including vehicle frame, and the vehicle bridge on the vehicle frame is set, the rear ends of the vehicle frame are provided with guiding device, it is characterized in that, the rear end of the vehicle frame is additionally provided with assistant steering device, the assistant steering device includes mounting rack, universal wheel, sliding seat and the first lifting cylinder, the mounting rack is fixed on the vehicle frame, the sliding seat, which can slide up and down, to be arranged on the mounting rack, the universal wheel is mounted on the sliding seat, first lifting cylinder is arranged between the mounting rack and the sliding seat.Realize road rail vehicle can cast, reduce the radius of gyration to reduce manipulation difficulty.
Description
Technical field
The present invention relates to road rail vehicle more particularly to a kind of road rail vehicles with cast function.
Background technique
Currently, road rail vehicle 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.Rail-road transport vehicle supplemented by highway transportation, can be realized cargo from door-to-door based on transporting with trunk railway
Quick transition transport.When road rail vehicle on highway when driving, the directive wheel of guiding device is packed up, and road rail vehicle passes through
Vehicle wheel rotation in power device driving vehicle bridge carries out driving traveling；When road rail vehicle on rail when driving, guiding device
Directive wheel put down and fall on rail, directive wheel and rail cooperate for being oriented to.Since road rail vehicle is needed in highway iron
Frequent transitions between the route of two kinds of road need road rail vehicle to have the ability flexibly turned to, still, since road rail vehicle turns
It to the biggish radius of gyration of needs, and is limited by factors such as places, the frequent adjustment direction of operator is needed in steering procedure, is led
Cause steering manipulation difficulty larger.How to design a kind of small road rail vehicle to facilitate operation personnel's manipulation of steering operation difficulty is
The technical problems to be solved by the invention.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of road rail vehicle with cast function, realize
Road rail vehicle with cast function can cast, reduce the radius of gyration to reduce manipulation difficulty.
Technical solution provided by the invention is a kind of road rail vehicle with cast function, including vehicle frame and
Vehicle bridge on the vehicle frame is set, and the rear ends of the vehicle frame are provided with guiding device, and the rear end of the vehicle frame is also set
It is equipped with assistant steering device, the assistant steering device includes mounting rack, universal wheel, sliding seat and the first lifting cylinder, described
Mounting rack is fixed on the vehicle frame, and the sliding seat, which can slide up and down, to be arranged on the mounting rack, the universal wheel peace
On the sliding seat, first lifting cylinder is arranged between the mounting rack and the sliding seat.
Further, the guiding device includes guiding train, the second lifting cylinder, lifting linking member component and guide link
Component；The lifting linking member component includes successively hinged the first mounting base, upper connecting rod and lower link, and the guiding connects
Bar assembly includes the second mounting base, installation frame and two guide rods, and two guide rods are arranged in parallel and are hinged on described
Between second mounting base and the installation frame, the one end of second lifting cylinder is hinged in second mounting base,
The other end of second lifting cylinder is hinged on the upper connecting rod and lower link articulated connection position, the lower link
Lower end be hinged on the installation frame, the both ends of the installation frame are respectively arranged with the guiding train, described
First mounting base and second mounting base are fixed on the vehicle frame.
Further, the lower link includes upper bush, lower sleeve and rubber spring, and the lower sleeve is inserted in the upper set
In cylinder, the rubber spring is between the upper bush and the lower sleeve；The upper bush and the upper connecting rod are hinged, institute
It states lower sleeve and the installation frame is hinged.
Further, the guiding train includes axle bed, wheel seat and two directive wheels, is provided on the axle bed and laterally turns
Axis and vertical shaft, the vertical shaft are rotatably mounted on the installation frame, and the wheel seat is mounted on the transverse direction
In shaft, the directive wheel is mounted on the wheel seat.
Further, baffle plate is additionally provided on the axle bed, the baffle plate is located at the top of the wheel seat.
Further, rotation formula latch bridge device, the swing type latch bridge are additionally provided between the vehicle frame and the vehicle bridge
Device includes that locked cylinder, connecting rod and locking plug, the upper end of the locked cylinder and the connecting rod are respectively hinged at
On the vehicle frame, the locking plug is arranged on the lower end of the connecting rod, the piston-rod lower end portion of the locked cylinder
It is hinged on the locking plug, the positioning column with the locking plug cooperation is provided in the vehicle bridge.
Further, the lower end of the connecting rod is thread segment, offers through-hole, the connection on the locking plug
Bar is inserted in the through hole, and the two sides of the locking plug are respectively arranged with the adjusting spiral shell being threaded on the thread segment
It is female.
Road rail vehicle provided by the invention with cast function has assisted diversion by configuring on vehicle frame
The universal wheel of device, when being turned under highway state, universal wheel lands, so that the whole turning radius of vehicle reduces, it is real
Existing cast reduces the radius of gyration to reduce manipulation difficulty.Meanwhile in highway operating condition, is shunk and driven up and down by oil cylinder
Connecting rod folds, and guiding train is risen, and in railway operation operating condition, oil cylinder elongation, guiding train is fallen, vehicle lifted,
This compact-sized occupied space is minimum, facilitates installation；Meanwhile in guiding train lifting process, guide link component is formed
Parallel―ordinal shift structure, two guide rods disposed in parallel will be oriented to installation frame, it is ensured that installation frame can be realized
Vertical lift guarantees that the directive wheel of guiding train can be good with rail to meet the requirement of guiding train vertical lift
Contact, effectively to improve road rail vehicle use reliability.
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 partial structural diagram that road rail vehicle of the present invention is in the non-rotating state of road running；
Fig. 2 is the partial structural diagram that road rail vehicle of the present invention is in road running turn state；
Fig. 3 is the partial structural diagram that road rail vehicle of the present invention is in railway driving status；
Fig. 4 is the structural schematic diagram of link-type guiding device in road rail vehicle embodiment of the present invention；
Fig. 5 is the structural schematic diagram of lower link in road rail vehicle embodiment of the present invention；
Fig. 6 is the partial structural diagram of link-type guiding device in road rail vehicle embodiment of the present invention；
Fig. 7 is road rail vehicle embodiment of the present invention partial structural diagram in the unlocked state；
Fig. 8 is the partial structural diagram that road rail vehicle embodiment of the present invention is in latch bridge state.
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 8, the present embodiment road rail vehicle, including vehicle frame 100 are provided with vehicle bridge 200 on vehicle frame 100,
The rear ends of the vehicle frame 100 are respectively arranged with guiding device 300.And in order to realize and can turn round in situ, vehicle frame 100
Rear end is also configured with assistant steering device 400, and the assistant steering device 400 includes mounting rack 401, universal wheel 402, sliding
Seat 403 and the first lifting cylinder 404, the mounting rack 401 are fixed on the vehicle frame 100, and the sliding seat 403 can go up downslide
On the mounting rack 401, the universal wheel 402 is mounted on the sliding seat 403 for dynamic setting, first lifting cylinder
404 are arranged between the mounting rack 401 and the sliding seat 403.Specifically, being returned when needing to carry out original place under highway state
When turning, the first lifting cylinder 404 driving sliding seat 403 is moved down, so that the landing of universal wheel 402 and by 100 rear end of vehicle frame
It supports, a supporting point of the universal wheel 402 as vehicle, universal wheel 402 will change the position of the centre of gyration of vehicle, so that returning
Turn center to be moved at 200 position of vehicle bridge of vehicle frame front end, be turned to by the wheel driving in front end vehicle bridge 200,
To reach reduction turning radius, operator is facilitated to carry out steering vehicle.
Wherein, in order to realize that the present embodiment road rail vehicle is smoothly travelled along railway, guiding device 300 will be with rail
Cooperation is oriented to, specifically, guiding device 300 includes guiding train 31 and lifting cylinder 32, it further include lifting linking member component
33 and guide link component 34；The lifting linking member component 33 includes the first successively hinged mounting base 331, upper connecting rod
332 and lower link 333, the guide link component 34 includes the second mounting base 341, installation frame 342 and two guide rods
343, two guide rods 343 are arranged in parallel and are hinged between second mounting base 341 and the installation frame 342,
The one end of the lifting cylinder 32 is hinged in second mounting base 341, and the other end of the lifting cylinder 32 is hinged
In the upper connecting rod 332 and the articulated connection of the lower link 333 position, the lower end of the lower link 333 is hinged on the peace
It framing up on frame 342, the both ends of the installation frame 342 are respectively arranged with the guiding train 31, in actual use,
On highway in driving process, lifting cylinder 32 is shunk, and upper connecting rod 332 and lower link 333 fold, so that 342 band of installation frame
Action-oriented train 31 rises, and in railway operation operating condition downward driving, lifting cylinder 32 extends, and installation frame 342 is with action-oriented
Train 31 is fallen, so that the directive wheel 311 of guiding train 31 is contacted with rail, and in guiding 31 lifting process of train, guiding
Two parallel guide rods 343 in link assembly 34 are vertically moved up and down installation frame 342 is controlled, so that it is guaranteed that guiding
The posture of train 31 remains horizontality, so that it is guaranteed that guiding train 31 is fallen when contacting with rail, directive wheel 311 can
It is well engaged with rail, improves operational reliability.Further, the lower link 333 includes upper bush 3331, lower sleeve
3332 and rubber spring 3333, the lower sleeve 3332 be inserted in the upper bush 3331, the rubber spring 3333 is located at institute
It states between upper bush 3331 and the lower sleeve 3332；The upper bush 3331 and the upper connecting rod 332 are hinged, the lower sleeve
3332 is hinged with the installation frame 342, be integrated in lower link 333 by rubber spring 3333 realize to guiding train 31 into
Row buffering processing simultaneously as lower link 333 not only realizes lifting guiding train 31 for cooperating with upper connecting rod 332, but also can rise
To the function of bumper and absorbing shock, more effectively simplify overall structure, so that overall structure is more compact.Further, described to lead
Include axle bed 312, wheel seat 313 and two directive wheels 311 to train 31, is provided with lateral 3121 He of shaft on the axle bed 312
Vertical shaft 3122, the vertical shaft 3122 are rotatably mounted on the installation frame 342, and the wheel seat 313 is installed
In the lateral shaft 3121, the directive wheel 311 is mounted on the wheel seat 313, lateral shaft 3121 and vertical shaft
3122 cooperations realize that directive wheel 311 can be turned round freely, and flexibly, the big corner of guiding train 31 can greatly improve vehicle for rotation
Small curve passability, to significantly widen the application range and work capacity of vehicle.In addition, the axle bed
Baffle plate 3123 is additionally provided on 312, the baffle plate 3123 is located at the top of the wheel seat 313, can by baffle plate 3123
It is controlled with the rotation amplitude to wheel seat 313, when being oriented to train rise, baffle plate 3123 has position-limiting action to wheel seat 313,
To prevent directive wheel 311 to be vibrated and swing back and forth.
In addition, for the present embodiment road rail vehicle on railway when driving, need to vehicle bridge carry out latch bridge processing, be
This, is additionally provided with rotation formula latch bridge device 201, the swing type latch bridge device between the vehicle frame 100 and the vehicle bridge 200
201 include locked cylinder 21, connecting rod 22 and locking plug 23, the upper part of the locked cylinder 21 and the connecting rod 22
It is not hinged on the vehicle frame 100, the locking plug 23 is arranged on the lower end of the connecting rod 22, the locked cylinder
21 piston-rod lower end portion is hinged on the locking plug 23, is provided in the vehicle bridge 200 and is matched with the locking plug 23
The positioning column 202 of conjunction.Specifically, then passing through 21 drive connection bar of locked cylinder when needing to carry out latch bridge processing to vehicle bridge 200
22 rotations, so that locking plug 23 moves close to positioning column 202, finally, so that positioning column 202 is located at locking plug 23
In prong, realizes and vehicle bridge 200 is positioned by positioning column 202 and the locking mutual cooperation of plug 23, compared with the prior art
It is middle in such a way that chain tenses vehicle bridge 200, without the oil cylinder of big specification, locked cylinder 21 is supplied to locking plug 23
As long as support force meet avoid vehicle bridge 200 to vibrate up and down when driving on railway can be without overcoming the leaf spring etc. of vehicle bridge 200
Spring force so that swing type latch bridge device 201 using compared with small dimension locked cylinder 21 can complete to vehicle bridge 200 into
Row positioning latch bridge processing, also, swing type latch bridge 201 overall structures of device are simple, pass through positioning column 202 and locking 23 machine of plug
Tool formula locks positioning vehicle bridge 200, and use reliability is higher.Preferably, the lower end of connecting rod 22 is that thread segment (is not marked
Note), it offers through-hole (unmarked) on the locking plug 23, the connecting rod 22 is inserted in the through hole, and the locking is pitched
First 23 two sides are respectively arranged with the adjusting nut (unmarked) being threaded on the thread segment, specifically, passing through rotation
Adjust the position of adjusting nut, thus it is possible to vary position of the locking plug 23 in connecting rod 22, so as to adjust locking plug
23 carry out latch bridge accurately to cooperate with positioning column 202.And on the vehicle frame 100 setting there are two the vehicle bridge 200 formed it is double
Bridge structure is provided with the swing type latch bridge device between each vehicle bridge and the vehicle frame.By vehicle frame and vehicle bridge it
Between setting rotation formula latch bridge device be unlocked vehicle bridge, in actual use, when needing latch bridge, locked cylinder driving connect
Extension bar rotation, so that locking plug is stuck on the positioning column of vehicle bridge, in this way, can by locking plug and positioning column cooperation
Vehicle bridge is positioned, on rail when driving, without overcoming the elasticity of plate spring of vehicle bridge to tense vehicle bridge by chain, simplify
The overall structure of latch bridge device, and it is possible to can be carried out to vehicle bridge using the locked cylinder of smaller fixation reliable and stable
Positioning, realize the manufacturing cost for reducing road rail vehicle, and improve road rail vehicle use reliability.
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 (7)
1. a kind of road rail vehicle with cast function, including vehicle frame and the vehicle bridge being arranged on the vehicle frame, institute
The rear ends for stating vehicle frame are provided with guiding device, which is characterized in that the rear end of the vehicle frame is additionally provided with assisted diversion dress
It sets, the assistant steering device includes mounting rack, universal wheel, sliding seat and the first lifting cylinder, and the mounting rack is fixed on institute
It states on vehicle frame, the sliding seat, which can slide up and down, to be arranged on the mounting rack, and the universal wheel is mounted on the sliding seat
On, first lifting cylinder is arranged between the mounting rack and the sliding seat.
2. the road rail vehicle according to claim 1 with cast function, which is characterized in that the guiding device
Including guiding train, the second lifting cylinder, lifting linking member component and guide link component；The lifting linking member component includes successively
Hinged the first mounting base, upper connecting rod and lower link, the guide link component include the second mounting base, installation frame
With two guide rods, two guide rods are arranged in parallel and are hinged between second mounting base and the installation frame,
The one end of second lifting cylinder is hinged in second mounting base, and the other end of second lifting cylinder is hinged
In the upper connecting rod and lower link articulated connection position, the lower end of the lower link is hinged on the installation frame,
The both ends of the installation frame are respectively arranged with the guiding train, and first mounting base and second mounting base are fixed
On the vehicle frame.
3. the road rail vehicle according to claim 2 with cast function, which is characterized in that the lower link packet
Upper bush, lower sleeve and rubber spring are included, the lower sleeve is inserted in the upper bush, and the rubber spring is located at the upper set
Between cylinder and the lower sleeve；The upper bush and the upper connecting rod are hinged, and the lower sleeve and the installation frame are hinged.
4. the road rail vehicle according to claim 2 with cast function, which is characterized in that the guiding train
Including axle bed, wheel seat and two directive wheels, lateral shaft and vertical shaft are provided on the axle bed, the vertical shaft can turn
Dynamic is mounted on the installation frame, and the wheel seat is mounted in the lateral shaft, and the directive wheel is mounted on the wheel
On seat.
5. the road rail vehicle according to claim 4 with cast function, which is characterized in that on the axle bed also
It is provided with baffle plate, the baffle plate is located at the top of the wheel seat.
6. the road rail vehicle according to claim 1 with cast function, which is characterized in that the vehicle frame and institute
It states and is additionally provided with rotation formula latch bridge device between vehicle bridge, the swing type latch bridge device includes locked cylinder, connecting rod and locking
The upper end of plug, the locked cylinder and the connecting rod is respectively hinged on the vehicle frame, and the locking plug setting exists
On the lower end of the connecting rod, the piston-rod lower end portion of the locked cylinder is hinged on the locking plug, the vehicle bridge
On be provided with and it is described locking plug cooperation positioning column.
7. the road rail vehicle according to claim 6 with cast function, which is characterized in that the connecting rod
Lower end is thread segment, and through-hole is offered on the locking plug, and the connecting rod is inserted in the through hole, the locking plug
Two sides be respectively arranged with the adjusting nut being threaded on the thread segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159693.3A CN109435598A (en) | 2018-09-30 | 2018-09-30 | Road rail vehicle with cast function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159693.3A CN109435598A (en) | 2018-09-30 | 2018-09-30 | Road rail vehicle with cast function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109435598A true CN109435598A (en) | 2019-03-08 |
Family
ID=65544796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811159693.3A Pending CN109435598A (en) | 2018-09-30 | 2018-09-30 | Road rail vehicle with cast function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435598A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238716A (en) * | 2020-10-16 | 2021-01-19 | 湖北文理学院 | Steerable rail device and road-rail dual-purpose vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU443794A1 (en) * | 1972-04-30 | 1974-09-25 | Центральное Конструкторское Бюро Главстроймеханизации | Device for activating the spring of the undercarriage of an automobile crane |
| JP2010274734A (en) * | 2009-05-27 | 2010-12-09 | Hokuetsu Kogyo Co Ltd | Turntable of road-rail 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 |
| CN202987099U (en) * | 2012-12-14 | 2013-06-12 | 镇江市高等专科学校 | Automobile auxiliary wheel parking device |
| CN104859390A (en) * | 2015-06-10 | 2015-08-26 | 石家庄铁道大学 | Rotatable chassis of road and rail double-purpose rail dust removing vehicle |
| CN205951641U (en) * | 2016-08-31 | 2017-02-15 | 青岛四机设备工程有限公司 | Operating system of combined car |
| CN107487302A (en) * | 2016-11-17 | 2017-12-19 | 刘凤勇 | Can cast wheeled tractor |
-
2018
- 2018-09-30 CN CN201811159693.3A patent/CN109435598A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU443794A1 (en) * | 1972-04-30 | 1974-09-25 | Центральное Конструкторское Бюро Главстроймеханизации | Device for activating the spring of the undercarriage of an automobile crane |
| JP2010274734A (en) * | 2009-05-27 | 2010-12-09 | Hokuetsu Kogyo Co Ltd | Turntable of road-rail 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 |
| CN202987099U (en) * | 2012-12-14 | 2013-06-12 | 镇江市高等专科学校 | Automobile auxiliary wheel parking device |
| CN104859390A (en) * | 2015-06-10 | 2015-08-26 | 石家庄铁道大学 | Rotatable chassis of road and rail double-purpose rail dust removing vehicle |
| CN205951641U (en) * | 2016-08-31 | 2017-02-15 | 青岛四机设备工程有限公司 | Operating system of combined car |
| CN107487302A (en) * | 2016-11-17 | 2017-12-19 | 刘凤勇 | Can cast wheeled tractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238716A (en) * | 2020-10-16 | 2021-01-19 | 湖北文理学院 | Steerable rail device and road-rail dual-purpose vehicle |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |
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| RJ01 | Rejection of invention patent application after publication |