CN109264620B - Multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction - Google Patents
Multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction Download PDFInfo
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- CN109264620B CN109264620B CN201811072966.0A CN201811072966A CN109264620B CN 109264620 B CN109264620 B CN 109264620B CN 201811072966 A CN201811072966 A CN 201811072966A CN 109264620 B CN109264620 B CN 109264620B
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- 238000010276 construction Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction, which comprises the following components: the multifunctional highway and railway dual-purpose overhead working truck for electrified railway construction can be switched among a traction mode, a running mode and a track mode; when the traction mode is operated, the traction wheel contacts the ground, and the running wheel is separated from the ground; when running in a running mode, the traction wheel is separated from the ground, and meanwhile, the running wheel contacts the ground, and is used for crossing a rail, so that the rail wheel is arranged right above the rail; when the track mode is operated, the running wheels are separated from the ground under the drive of the running wheel-wheel ground separation mechanism, and at the moment, the track wheels integrally fall down along with the operation vehicle and are meshed with the rails; the three modes keep the maximum flexibility of the operation vehicle, and have strong maneuverability and high operation efficiency.
Description
Technical Field
The invention relates to the field of railway electrification construction, in particular to a multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction.
Background
The current railway contact net overhauling operation mainly depends on the traditional manual trolley, has poor safety and maneuverability and low operation efficiency, and obviously cannot meet the railway construction requirement of high-speed development.
Disclosure of Invention
The invention aims to overcome the defects of the technology, provide a multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction, and solve the technical problems that in the prior art, railway contact net overhaul operation mainly depends on a traditional manual trolley, and has poor maneuverability and low operation efficiency.
In order to achieve the technical purpose, the technical scheme of the invention provides a multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction, which comprises the following components: the device comprises a frame, a base leveling hydraulic cylinder, a rail wheel, a traction wheel ground-leaving mechanism, a traveling wheel and a traveling wheel ground-leaving mechanism, wherein the frame is arranged below the base, and the upper end of the frame is hinged with the base; the fixed end of the base leveling hydraulic cylinder is hinged with one side of the frame, the telescopic end of the base leveling hydraulic cylinder is hinged with one side of the base, and the base leveling hydraulic cylinder is used for driving the base to deflect relative to the left side and the right side of the frame so as to level the base; the plurality of rail wheels are respectively connected to the left side and the right side of the bottom of the frame in a rotating way; the traction wheel, the traction wheel ground-off mechanism, the traveling wheel and the traveling wheel ground-off mechanism are all multiple, and the traction wheel ground-off mechanisms are respectively arranged at the left side and the right side of the frame; the driving end of each traction wheel ground-leaving mechanism is provided with one traction wheel in one-to-one correspondence and drives the traction wheels to separate from the ground or contact the ground; the plurality of travelling wheel ground-leaving mechanisms are respectively arranged at the left side and the right side of the frame; the driving end of each traveling wheel ground-leaving mechanism is provided with one traveling wheel in one-to-one correspondence and drives the traveling wheels to separate from the ground or contact the ground;
the rotating shaft of the running wheel is perpendicular to the rotating shaft of the rail wheel, and the rotating shaft of the running wheel, the rotating shaft of the rail wheel and the rotating shaft of the traction wheel are all parallel to the ground.
Compared with the prior art, the invention has the beneficial effects that: the multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction can be switched among a traction mode, a walking mode and a track mode; when the traction mode is operated, the traction wheel contacts the ground, and the running wheel is separated from the ground; when running in a running mode, the traction wheel is separated from the ground, and meanwhile, the running wheel contacts the ground, and is used for crossing a rail, so that the rail wheel is arranged right above the rail; when the track mode is operated, the running wheels are separated from the ground under the drive of the running wheel ground separation mechanism, and at the moment, the track wheels integrally fall along with the operation vehicle and are meshed with the rails; the three modes keep the maximum flexibility of the operation vehicle, and have strong maneuverability and high operation efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic diagram of a connection structure between a traction wheel ground-off mechanism and a traction wheel in the present invention.
Fig. 3 is a schematic view of a connection structure between the second mounting plate and the second rotation pivot point in the present invention.
Fig. 4 is a schematic perspective view of the traction mode of the present invention.
Fig. 5 is a schematic elevational view of the structure of fig. 4.
Fig. 6 is a schematic side view of the structure of fig. 4.
Fig. 7 is a schematic top view of fig. 4.
Fig. 8 is a schematic perspective view of the running mode of the present invention.
Fig. 9 is a schematic elevational view of the structure of fig. 8.
Fig. 10 is a schematic side view of the structure of fig. 8.
Fig. 11 is a schematic top view of fig. 8.
Fig. 12 is a schematic perspective view of the track mode of the present invention.
Fig. 13 is a schematic elevational view of the structure of fig. 12.
Fig. 14 is a schematic side view of the structure of fig. 12.
Fig. 15 is a schematic top view of fig. 12.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 15, the present embodiment provides a multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction, including: the device comprises a frame 1, a base 2, a base leveling hydraulic cylinder 3, a rail wheel 4, a traction wheel 5, a walking wheel ground-removing mechanism 6, a walking wheel 7, a traction wheel ground-removing mechanism 8, a traction head 9, a scissor type lifting table a, a mast type lifting operation bucket b and a grounding pantograph c.
The frame 1 is arranged below the base 2, and the upper end of the frame 1 is hinged with the base 2; the fixed end of the base leveling hydraulic cylinder 3 is hinged to one side of the frame 1, the telescopic end of the base leveling hydraulic cylinder 3 is hinged to one side of the base 2, the base leveling hydraulic cylinder 3 is used for driving the base 2 to deflect relative to the left side and the right side of the frame 1 so as to level the base 2, in this embodiment, four base leveling hydraulic cylinders 3 are arranged, and every two base leveling hydraulic cylinders 3 are arranged on the same side.
In this embodiment, the number of the rail wheels 4 is four, and the four rail wheels 4 are respectively connected to the left and right sides of the bottom of the frame 1 in a two-by-two rotation manner.
The number of the traveling wheels 7 and the traveling wheel ground-leaving mechanisms 6 is four, and the four traveling wheel ground-leaving mechanisms 6 are respectively arranged on the left side and the right side of the frame 1 in pairs; the driving ends of the four traveling wheel ground-leaving mechanisms 6 are provided with one traveling wheel 7 in one-to-one correspondence and drive the traveling wheels 7 to separate from the ground or contact the ground; specifically, two first rotation fulcra 1a are arranged on the left side and the right side of the frame 1; each traveling wheel ground-leaving mechanism 6 comprises a first mounting plate 61 and a traveling wheel telescopic hydraulic cylinder 62, and the first mounting plates 61 are mounted on the first rotation supporting points 1a; the fixed end of the travelling wheel telescopic hydraulic cylinder 62 is hinged with the frame 1, and the telescopic end of the travelling wheel telescopic hydraulic cylinder 62 is hinged with the free end of the first mounting plate 61 and drives the first mounting plate 61 to swing up and down; the running wheel 7 is rotatably connected to the first mounting plate 61; in this embodiment, a hydraulic motor is mounted on each first mounting plate 61, and the hydraulic motor is in driving connection with the running wheel 7 and is used for driving the running wheel 7 to rotate.
The number of the traction wheels 5 and the traction wheel ground-leaving mechanisms 8 is four, the four traction wheel ground-leaving mechanisms 8 are respectively arranged on the left side and the right side of the frame 1 in a pair, and the two running wheel ground-leaving mechanisms 6 positioned on the same side are respectively arranged close to the front end and the rear end of the frame 1; the driving end of each traction wheel ground-leaving mechanism 8 is provided with one traction wheel 5 in one-to-one correspondence and drives the traction wheels 5 to separate from the ground or contact the ground; specifically, two second rotation fulcra 1b are arranged on the left side and the right side of the frame 1; each traction wheel ground-leaving mechanism 8 comprises a second mounting plate 81 and a traction wheel telescopic hydraulic cylinder 82, wherein the second mounting plates 81 are mounted on the second rotating supporting points 1b, in the embodiment, the connection part of the second mounting plates and the second rotating supporting points is a hinge shaft, and the hinge shaft penetrates through the second rotating supporting points and is bent to one side by 90 degrees to form a rocking handle; the fixed end of the traction wheel telescopic hydraulic cylinder 82 is hinged with the frame 1, the telescopic end of the traction wheel telescopic hydraulic cylinder 82 is hinged with the free end of the second mounting plate 81 and drives the second mounting plate 81 to swing up and down, in this embodiment, the telescopic end of the traction wheel telescopic hydraulic cylinder 82 is hinged with the rocking handle; the traction wheel 5 is rotatably connected to the second mounting plate 81; in this embodiment, a hydraulic motor is mounted on each of the second mounting plates 81, and the hydraulic motor is in driving connection with the traction wheel 5 and is used for driving the traction wheel 5 to rotate.
The rotating shaft of the running wheel 7 is perpendicular to the rotating shaft of the rail wheel 4, and the rotating shaft of the running wheel 7, the rotating shaft of the rail wheel 4 and the rotating shaft of the traction wheel 5 are all parallel to the ground.
The traction head 9 is arranged at the front end of the frame 1, so that traction is facilitated; in the embodiment, the traction head 9 adopts an inertial hydraulic braking scheme, so that the requirements of quick response and stable braking of the chassis are met; preferably, the traction wheel 5 is suspended by adopting a plate spring, so that the damping requirement of the vehicle on road is met.
The scissor type lifting platform a and the mast type lifting operation bucket b are arranged on the upper surface of the base, and the mast type lifting operation bucket b can rotate and lift by 0-180 degrees, so that the installation and maintenance requirements of maintenance personnel on electrified equipment on two sides of a track can be met; the scissor type lifting platform a can vertically lift and can meet the installation and maintenance requirements of maintenance personnel on the electrified equipment above the track.
The grounding pantograph c is mounted on the base 2, is used for preventing operators from getting electric shock, is controlled to lift by the air compressor, and can measure the height of a contact net wire and the pulling-out value.
The multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction can be switched among a traction mode, a walking mode and a track mode; when the traction mode is operated, the traction wheel 5 contacts the ground, and the running wheel 7 is separated from the ground; in running mode, the traction wheel 5 is separated from the ground, and the running wheel 7 contacts the ground, and the running wheel 7 is used for crossing the rail, so that the track wheel 4 is arranged right above the rail; when the track mode is operated, the running wheels 7 are separated from the ground under the drive of the running wheel ground separation mechanism 6, and at the moment, the track wheels 4 integrally fall along with the operation vehicle and are meshed with the rails; the three modes keep the maximum flexibility of the working vehicle; in the traction mode, the working vehicle is towed by an external vehicle, and if the transport distance is short, no external vehicle traction is required, and the traction wheel 5 is powered by a hydraulic motor drivingly connected thereto.
The specific operation flow is as follows: when the multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction reaches a specified place and needs to be on a track, the traction mode is switched into the running mode. The running wheels 7 swing downwards and contact the ground under the drive of the running wheel ground-leaving mechanism 6, the whole vehicle is jacked up, and then the traction wheels 5 are retracted. The four running wheels 7 are driven by four hydraulic motors, so that the requirement of transverse up-down track can be met.
After the rail wheel 4 centers the rail, the running wheel 7 is gradually retracted, the whole vehicle is slowly lowered, and after the rail wheel 4 is ensured to be in contact with the rail in the centering, the running wheel 7 is completely retracted. The four rail wheels 4 are driven by four hydraulic motors.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any other corresponding changes and modifications made in accordance with the technical idea of the present invention shall be included in the scope of the claims of the present invention.
Claims (5)
1. A multi-functional highway and railway dual-purpose overhead working truck for railway electrification construction includes: the device comprises a frame, a base leveling hydraulic cylinder, a rail wheel, a traction wheel ground-leaving mechanism, a traveling wheel and a traveling wheel ground-leaving mechanism, wherein the frame is arranged below the base, and the upper end of the frame is hinged with the base; the fixed end of the base leveling hydraulic cylinder is hinged with one side of the frame, the telescopic end of the base leveling hydraulic cylinder is hinged with one side of the base, and the base leveling hydraulic cylinder is used for driving the base to deflect relative to the left side and the right side of the frame so as to level the base; the plurality of rail wheels are respectively connected to the left side and the right side of the bottom of the frame in a rotating way; the traction wheel, the traction wheel ground-off mechanism, the traveling wheel and the traveling wheel ground-off mechanism are all multiple, and the traction wheel ground-off mechanisms are respectively arranged at the left side and the right side of the frame; the driving end of each traction wheel ground-leaving mechanism is provided with one traction wheel in one-to-one correspondence and drives the traction wheels to separate from the ground or contact the ground; the plurality of travelling wheel ground-leaving mechanisms are respectively arranged at the left side and the right side of the frame; the driving end of each traveling wheel ground-leaving mechanism is provided with one traveling wheel in one-to-one correspondence and drives the traveling wheels to separate from the ground or contact the ground;
the rotating shaft of the running wheel is perpendicular to the rotating shaft of the rail wheel, and the rotating shafts of the running wheel, the rail wheel and the traction wheel are all parallel to the ground;
the left side and the right side of the frame are provided with second rotating fulcra; each traction wheel ground-leaving mechanism comprises a second mounting plate and a traction wheel traveling wheel telescopic hydraulic cylinder, and the second mounting plates are mounted on the second rotating supporting points; the fixed end of the traction wheel traveling wheel telescopic hydraulic cylinder is hinged with the frame, and the telescopic end of the traction wheel traveling wheel telescopic hydraulic cylinder is hinged with the free end of the second mounting plate and drives the second mounting plate to swing up and down; the traction wheel travelling wheel is rotationally connected to the second mounting plate, and the rotation axis of the traction wheel travelling wheel is parallel to the rotation axis of the second mounting plate;
the connecting part of the second mounting plate and the second rotating fulcrum is a hinge shaft, the hinge shaft penetrates through the second rotating fulcrum and then bends towards one side by 90 degrees to form a rocking handle, and the telescopic end of the traction wheel running wheel telescopic hydraulic cylinder is hinged with the rocking handle.
2. The multifunctional highway and railway overhead working truck for electrified railway construction according to claim 1, wherein the left and right sides of the frame are provided with first rotation fulcrums; each traveling wheel traction wheel ground-leaving mechanism comprises a first mounting plate and a traveling wheel telescopic hydraulic cylinder, and the first mounting plates are mounted on the first rotating supporting points; the fixed end of the traveling wheel telescopic hydraulic cylinder is hinged with the frame, and the telescopic end of the traveling wheel telescopic hydraulic cylinder is hinged with the free end of the first mounting plate and drives the first mounting plate to swing up and down; the running wheel traction wheel rotates and is connected to the first mounting plate.
3. The multifunctional highway and railway overhead working truck for railway electrification construction according to claim 1, further comprising a scissor lift table mounted on an upper surface of the base.
4. The multifunctional highway and railway overhead working truck for railway electrification construction according to claim 1, further comprising a mast type lifting working bucket mounted on the upper surface of the base.
5. The multifunctional highway and railway overhead working truck for railway electrification construction according to claim 1, further comprising a grounding pantograph mounted on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072966.0A CN109264620B (en) | 2018-09-14 | 2018-09-14 | Multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072966.0A CN109264620B (en) | 2018-09-14 | 2018-09-14 | Multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction |
Publications (2)
| Publication Number | Publication Date |
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| CN109264620A CN109264620A (en) | 2019-01-25 |
| CN109264620B true CN109264620B (en) | 2024-03-22 |
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| CN201811072966.0A Active CN109264620B (en) | 2018-09-14 | 2018-09-14 | Multifunctional highway and railway dual-purpose overhead working truck for railway electrification construction |
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|---|---|---|---|---|
| CN109895798A (en) * | 2019-03-26 | 2019-06-18 | 武汉迪亚威紧固件有限公司 | A kind of railway electrification construction Multifunctional aloft-work vehicle |
| CN110509731A (en) * | 2019-08-30 | 2019-11-29 | 中国铁建电气化局集团第五工程有限公司 | A kind of track traveling chassis of rubber-tyred high-altitude operation vehicle |
| CN112960005A (en) * | 2021-02-23 | 2021-06-15 | 厦门绣襦纺织有限公司 | Full-automatic intelligent railway contact net dropper nondestructive inspection equipment of building |
| CN115092191B (en) * | 2022-07-01 | 2023-09-12 | 中铁工程设计咨询集团有限公司 | Rail transit running gear |
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| CN109264620A (en) | 2019-01-25 |
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