CN212556186U - A public railway conversion equipment for public railway convertible car - Google Patents
A public railway conversion equipment for public railway convertible car Download PDFInfo
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- CN212556186U CN212556186U CN202021278511.7U CN202021278511U CN212556186U CN 212556186 U CN212556186 U CN 212556186U CN 202021278511 U CN202021278511 U CN 202021278511U CN 212556186 U CN212556186 U CN 212556186U
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Abstract
The utility model discloses a road-rail conversion device for a road-rail dual-purpose vehicle, which comprises a lower base, an upper base, a sleeve guide mechanism and a lifting oil cylinder, wherein the lower base is connected with the upper base through a slewing bearing mechanism, the lower end of the lower base is provided with a stopper matched with a rail in a positioning way, the upper base is connected with the sleeve guide mechanism, and the sleeve guide mechanism is connected with the lifting oil cylinder; the sleeve guide mechanism comprises a fixed sleeve and a movable sleeve, the movable sleeve is fixedly connected with the upper base, the fixed sleeve is sleeved outside the movable sleeve, and guide sliding blocks matched with each other are arranged between the fixed sleeve and the movable sleeve; a rotary driving hydraulic motor is arranged on the upper base; the fixed sleeve is provided with a frame connecting device; the device has simple and reliable structure and reduces the failure rate.
Description
Technical Field
The utility model belongs to the technical field of the vehicle, concretely relates to a public indisputable conversion equipment for convertible car of public indisputable.
Background
The utility model relates to a rail-road vehicle, which is a special device that can not only be used for traction shunting on a track, but also be used for running on a road. With the development of rail transit, the combined car for highway and railway is widely used.
When a road-railway convertible vehicle carries out lane change conversion between a road and a railway, two lane change conversion modes are available at present, one mode is to back the vehicle at the front and the back of a level crossing so that a rear guide wheel is aligned and then descends, the guide wheel continues to back the vehicle, finally, the center of the whole vehicle is coincided with the center of the railway, and then the front guide wheel descends, so that the lane change conversion between the road and the railway is achieved, the scheme is long in time consumption, high in operation difficulty and complex in operation, and potential safety hazards exist at the same time; the other mode is that the road-rail dual-purpose vehicle is driven to a road junction, the lifting oil cylinder is used for driving the inner and outer upright posts to extend, the whole vehicle is controlled to rotate to a proper angle through the rotating mechanism after being lifted, the oil cylinder is contracted to reduce the height of the whole vehicle, and the lane changing operation is completed after the whole vehicle is aligned.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides a public indisputable conversion equipment for public indisputable convertible car, and the device simple structure, reliable has reduced the fault rate.
In order to achieve the purpose, the utility model discloses a realize through following technical scheme:
a highway-railway conversion device for a highway-railway dual-purpose vehicle comprises a lower base, an upper base, a sleeve guide mechanism and a lifting oil cylinder, wherein the lower base is connected with the upper base through a slewing bearing mechanism;
the sleeve guide mechanism comprises a fixed sleeve and a movable sleeve, the movable sleeve is fixedly connected with the upper base, the fixed sleeve is sleeved outside the movable sleeve, and guide sliding blocks matched with each other are arranged between the fixed sleeve and the movable sleeve;
a rotary driving hydraulic motor is arranged on the upper base;
and the fixed sleeve is provided with a frame connecting device.
Furthermore, the slewing bearing structure is a ball type slewing structure and comprises an upper slewing disc and a lower slewing disc, balls are arranged between the upper slewing disc and the lower slewing disc, the upper slewing disc is connected with the upper base, and the lower slewing disc is connected with the lower base.
Furthermore, the outer wall of the movable sleeve is provided with a guide sliding block, the inner wall of the fixed sleeve is provided with a guide sliding rail, and the guide sliding block is connected with the guide sliding rail in a sliding mode.
Furthermore, three sides of the outer wall of the movable sleeve are provided with guide sliding blocks.
Further, go up and be connected with four group sleeve guiding mechanism on the base, connecting plate fixed connection is passed through to the fixed sleeve upper end of the two groups of sleeve guiding mechanism of homonymy, is provided with a set of lift cylinder between the fixed sleeve of the two groups of sleeve guiding mechanism of homonymy, the lift cylinder top is connected with the connecting plate, and the bottom is connected with the base.
Furthermore, a connecting rib plate is arranged between the movable sleeves of the two sleeve guide mechanisms on the same side; the connecting rib plate is provided with a concave part.
Further, the top of the lifting oil cylinder is connected with the connecting plate through an upper oil cylinder support, the bottom of the lifting oil cylinder is connected with an upper base through a lower oil cylinder support, the upper oil cylinder support and the lower oil cylinder support respectively comprise a support and a mounting seat arranged on the support, and the mounting seat is connected with the lifting oil cylinder through a pin shaft.
Furthermore, the frame connecting device is positioned on the side wall of the fixed sleeve, and the fixed sleeve is connected with the frame through the frame connecting device.
Further, the frame connecting device comprises a supporting plate, connecting bolts are arranged on the supporting plate, and reinforcing ribs are arranged below the supporting plate.
Furthermore, a limiting hole is formed in the fixed sleeve, and a limiting bolt is detachably arranged in the limiting hole; the fixed sleeve is also provided with a limiting plate.
The utility model discloses produced beneficial effect for prior art does:
the utility model discloses a public indisputable conversion equipment of combined car passes through the rotation action of the whole car of slewing bearing mechanism control, realizes the lift action of whole car through lift cylinder to quick safe realization change of saying between highway and the railway conversion, the reliability is high, and operating efficiency is high, has reduced the operation degree of difficulty.
Compared with the existing integral sleeve form, the utility model adopts the structure form of the open sleeve, thereby reducing the structure weight, improving the strength and rigidity of the structure and reducing the assembly difficulty; the single-group oil cylinder is adopted to drive the two groups of sleeves to complete the lifting action on one side of the rail, so that the number of the oil cylinders is reduced, the cost is reduced, and the maintainability is good; two groups of fixed sleeves on one side of the rail are connected, two groups of movable sleeves are connected, and the lifting action is completed through the guide of the sliding block, so that the structure is simple and reliable, and the failure rate is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus according to embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of the connection relationship between the lift cylinders in the device according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a sleeve guiding mechanism in the device according to embodiment 1 of the present invention.
Fig. 4 is a schematic view of a guiding slide rail structure in the device according to embodiment 2 of the present invention.
Fig. 5 is a schematic view of a structure of a guide wheel in a device according to embodiment 3 of the present invention.
The hydraulic lifting device comprises a lower base 1, a slewing bearing mechanism 2, an upper base 3, a slewing drive hydraulic motor 4, a limiting block 5, a fixed sleeve 6, a movable sleeve 7, a guide slider 8, a lifting oil cylinder 9, an oil cylinder lower support 10, an oil cylinder upper support 11, a connecting plate 12, a vehicle frame 13, a supporting plate 14, a reinforcing rib 15, a concave part 16, a limiting plate 17, a limiting hole 18, a connecting rib plate 19, a guide sliding rail 20, an upper slewing disc 21, a lower slewing disc 22, balls 23, guide wheels 24 and a wheel shaft 25.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
Example 1
As shown in fig. 1-3, a highway-railway conversion device for a highway-railway dual-purpose vehicle comprises a lower base 1, an upper base 3, a sleeve guiding mechanism and a lifting oil cylinder 9, wherein the lower base 1 is connected with the upper base 3 through a slewing bearing mechanism 2, the lower end of the lower base 1 is provided with a limiting block 5 matched with a rail in a positioning way, the upper base 3 is connected with the sleeve guiding mechanism, and the sleeve guiding mechanism is connected with the lifting oil cylinder 9;
the sleeve guide mechanism comprises a fixed sleeve 6 and a movable sleeve 7, the movable sleeve 7 is fixedly connected with the upper base 3, the fixed sleeve 6 is sleeved outside the movable sleeve 7, and a guide sliding block 8 which is matched with the fixed sleeve 6 and the movable sleeve 7 is arranged between the fixed sleeve 6 and the movable sleeve 7;
a rotary driving hydraulic motor 4 is arranged on the upper base;
and a frame connecting device is arranged on the fixed sleeve 6.
The slewing bearing structure 2 is a ball type slewing structure and comprises an upper slewing disc 21 and a lower slewing disc 22, balls 23 are arranged between the upper slewing disc and the lower slewing disc, the upper slewing disc is connected with the upper base 3, and the lower slewing disc is connected with the lower base 1.
Three surfaces of the outer wall of the movable sleeve 7 are provided with guide sliding blocks 8.
Go up and be connected with four group's sleeve guiding mechanism on the base 3, connecting plate 12 fixed connection is passed through to the fixed sleeve 6 upper end of the two sets of sleeve guiding mechanism of homonymy, is provided with a set of lift cylinder 9 between the fixed sleeve 6 of the two sets of sleeve guiding mechanism of homonymy, lift cylinder 9 top is connected with connecting plate 12, and the bottom is connected with base 3.
A connecting rib plate 19 is also arranged between the movable sleeves 7 of the two groups of sleeve guide mechanisms on the same side; the connecting rib plate is provided with a concave part 16, and the lifting oil cylinder is positioned in the concave part.
The top of the lifting oil cylinder 9 is connected with the connecting plate 12 through an oil cylinder upper support 11, the bottom of the lifting oil cylinder is connected with the upper base 3 through an oil cylinder lower support 10, the oil cylinder upper support 11 and the oil cylinder lower support 10 both comprise supports and mounting seats arranged on the supports, and the mounting seats are connected with the lifting oil cylinder through pin shafts.
The frame connecting device is positioned on the side wall of the fixed sleeve 6, and the fixed sleeve 6 is connected with the frame 13 through the frame connecting device 14.
The frame connecting device comprises a supporting plate 14, connecting bolts are arranged on the supporting plate, and reinforcing ribs 15 are arranged below the supporting plate.
The fixed sleeve is also provided with a limiting hole 18, and a limiting bolt is detachably arranged in the limiting hole; the stationary sleeve 6 is also provided with a limit plate 17.
Example 2
In the device of embodiment 1, a guide slide block 8 is arranged on the outer wall of the movable sleeve 7; the inner wall of the fixed sleeve 6 is provided with a guide slide rail 20, and the guide slide block is connected with the guide slide rail in a sliding manner, as shown in fig. 4.
Example 3
In the device of embodiment 1, the guide slider may also be a guide wheel 24, the guide wheel is in a vertical structure, the guide wheel is connected to the outer wall of the movable sleeve 7 through a wheel shaft 25, and the wheel shaft is arranged perpendicular to the movable sleeve, as shown in fig. 5. And a bearing can be arranged between the wheel shaft and the guide wheel, so that the movable sleeve 7 can slide up and down more smoothly.
The device adopts an open sleeve structure, a single oil cylinder is adopted on one side of a rail to drive two groups of sleeves to complete lifting action, two groups of fixed sleeves on one side of the rail are connected, two groups of movable sleeves are connected, and the lifting action is completed through the guide of a sliding block.
When the vehicle needs to travel on a railway, the road-rail dual-purpose vehicle can be driven to a road junction, the push rod of the lifting oil cylinder 9 is controlled to extend, the movable sleeve 7 is pushed to extend out of the fixed sleeve 6, the upper base 3, the lower base 1 and the slewing bearing mechanism 2 are enabled to descend, meanwhile, the upper base 3 is driven by the slewing driving hydraulic motor 4 to enable the lower base 1 to be clamped between two rails and positioned by the limiting block 5, the push rod of the lifting oil cylinder 9 continues to extend, and the slewing bearing mechanism 2 continues to descend until the whole vehicle is gradually lifted to be separated from the ground to the highest position. After the vehicle is lifted to the maximum, the upper base 3 is driven by the rotary driving hydraulic motor 4 to control the whole vehicle to freely rotate for 360 degrees, so that the central line of the rail and the central line of the rail are kept consistent, the push rod of the lifting oil cylinder 9 is controlled to contract, the height of the whole vehicle is reduced, and the centers of the front wheel and the rear inner wheel are dropped on the rail, so that the track changing operation is completed.
The utility model discloses highway-railway conversion equipment passes through the rotary motion of the whole car of slewing bearing mechanism control, realizes the lift action of whole car through lift cylinder to quick safe realization change of lane between highway and the railway conversion, the reliability is high, and operating efficiency is high, has reduced the operation degree of difficulty. Compared with the existing integral sleeve form, the utility model adopts the structure form of the open sleeve, thereby reducing the structure weight, improving the strength and rigidity of the structure and reducing the assembly difficulty; the single-group oil cylinder is adopted to drive the two groups of sleeves to complete the lifting action on one side of the rail, so that the number of the oil cylinders is reduced, the cost is reduced, and the maintainability is good; two groups of fixed sleeves on one side of the rail are connected, two groups of movable sleeves are connected, and the lifting action is completed through the guide of the sliding block, so that the structure is simple and reliable, and the failure rate is reduced.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the designated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (10)
1. A highway-railway conversion device for a highway-railway dual-purpose vehicle is characterized by comprising a lower base (1), an upper base (3), a sleeve guiding mechanism and a lifting oil cylinder (9), wherein the lower base (1) is connected with the upper base (3) through a slewing bearing mechanism (2), a limiting block (5) matched with a rail in a positioning mode is arranged at the lower end of the lower base (1), the upper base (3) is connected with the sleeve guiding mechanism, and the sleeve guiding mechanism is connected with the lifting oil cylinder (9);
the sleeve guide mechanism comprises a fixed sleeve (6) and a movable sleeve (7), the movable sleeve (7) is fixedly connected with the upper base (3), the fixed sleeve (6) is sleeved outside the movable sleeve (7), and guide sliding blocks (8) which are matched with each other are arranged between the fixed sleeve (6) and the movable sleeve (7);
a rotary driving hydraulic motor (4) is arranged on the upper base; the fixed sleeve (6) is provided with a frame connecting device.
2. The convertible device for road and railway vehicles as claimed in claim 1, wherein the rotary supporting mechanism (2) is a ball-type rotary structure, and comprises an upper rotary disk (21) and a lower rotary disk (22), balls (23) are arranged between the upper rotary disk and the lower rotary disk, the upper rotary disk is connected with the upper base (3), and the lower rotary disk is connected with the lower base (1).
3. A road-rail conversion device for a convertible bus or rail car as claimed in claim 1, characterized in that the outer wall of the movable sleeve (7) is provided with a guide slide block (8), and the inner wall of the fixed sleeve (6) is provided with a guide slide rail, and the guide slide block is slidably connected with the guide slide rail.
4. A road-rail conversion device for a convertible vehicle for roads and railways as claimed in claim 3, characterized in that the outer wall of the movable sleeve (7) is provided with guide sliders (8) on three sides.
5. The utility model discloses a highway-railway conversion equipment for combined car of highway-railway of claim 1, characterized by, on upper base (3) be connected with four sets of sleeve guiding mechanism, the fixed sleeve (6) upper end of two sets of sleeve guiding mechanism of homonymy is through connecting plate (12) fixed connection, is provided with a set of lift cylinder (9) between the fixed sleeve (6) of two sets of sleeve guiding mechanism of homonymy, lift cylinder (9) top is connected with connecting plate (12), and the bottom is connected with upper base (3).
6. The utility model discloses a device for changing the speed of a road-rail vehicle as claimed in claim 5, wherein a connection rib plate (19) is further arranged between the movable sleeves (7) of the two sets of sleeve guiding mechanisms on the same side; the connecting rib plate is provided with a concave part (16).
7. The utility model discloses a public indisputable conversion equipment for combined car of highway and railway according to claim 5, characterized in that, the connecting plate (12) is connected through hydro-cylinder upper bracket (11) in lift cylinder (9) top, and the bottom is connected with upper base (3) through hydro-cylinder undersetting (10), hydro-cylinder upper bracket (11) and hydro-cylinder undersetting (10) all include the support and set up the mount pad on the support, and the mount pad has lift cylinder through the round pin hub connection.
8. A convertible bus/railway device as claimed in claim 1, characterized in that the frame connecting means are located on the side wall of the fixing sleeve (6), the fixing sleeve (6) being connected to the frame (13) by the frame connecting means.
9. A road-rail conversion device for a convertible vehicle for roads and railways as claimed in claim 1, characterized in that the frame connection device comprises a supporting plate (14) on which a connection bolt is arranged.
10. A convertible bus or railway vehicle as claimed in claim 9, characterized in that under the supporting plate there are reinforcing ribs (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021278511.7U CN212556186U (en) | 2020-07-03 | 2020-07-03 | A public railway conversion equipment for public railway convertible car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021278511.7U CN212556186U (en) | 2020-07-03 | 2020-07-03 | A public railway conversion equipment for public railway convertible car |
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| Publication Number | Publication Date |
|---|---|
| CN212556186U true CN212556186U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021278511.7U Active CN212556186U (en) | 2020-07-03 | 2020-07-03 | A public railway conversion equipment for public railway convertible car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775901A (en) * | 2020-07-03 | 2020-10-16 | 山西航天清华装备有限责任公司 | A public railway conversion equipment for public railway convertible car |
-
2020
- 2020-07-03 CN CN202021278511.7U patent/CN212556186U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775901A (en) * | 2020-07-03 | 2020-10-16 | 山西航天清华装备有限责任公司 | A public railway conversion equipment for public railway convertible car |
| CN111775901B (en) * | 2020-07-03 | 2024-03-15 | 山西航天清华装备有限责任公司 | Male-rail conversion device for highway-railway dual-purpose vehicle |
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