CN112746646A - Chassis mechanism of highway and railway excavator - Google Patents
Chassis mechanism of highway and railway excavator Download PDFInfo
- Publication number
- CN112746646A CN112746646A CN202110054530.4A CN202110054530A CN112746646A CN 112746646 A CN112746646 A CN 112746646A CN 202110054530 A CN202110054530 A CN 202110054530A CN 112746646 A CN112746646 A CN 112746646A
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- CN
- China
- Prior art keywords
- wheel
- road
- excavator
- crawler
- frames
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/02—Travelling-gear, e.g. associated with slewing gears
- E02F9/04—Walking gears moving the dredger forward step-by-step
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/02—Travelling-gear, e.g. associated with slewing gears
- E02F9/022—Travelling-gear, e.g. associated with slewing gears for moving on rails
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a chassis mechanism of a highway excavator, which comprises a main frame and two crawler frames arranged on two sides, wherein two wheel frames capable of rotating up and down are arranged at two ends of the main frame, a lifting hydraulic cylinder mechanism rotatably connected with the wheel frames is arranged at two ends of the main frame, a driving crawler wheel seat is arranged at one end of each crawler frame, a positioning groove for mounting a driven crawler wheel is arranged at the other end of each crawler frame, and a travelling wheel mounting hole is arranged at the end part of each wheel frame. The chassis mechanism of the highway and railway excavator belongs to the technical field of excavators, can adapt to walking on two roads, can walk on a highway or a common road through a crawler, can also walk on a rail through a walking wheel without damaging the rail, can realize that the excavator can work along the rail, and can be used for maintenance of railway tracks and various works on the sides of the rail and also can be used for various construction works of the highway.
Description
Technical Field
The invention relates to an excavator technology, in particular to a chassis mechanism of a highway excavator.
Background
The invention provides a chassis structure of a highway and railway dual-purpose excavator, which is used for maintaining railway tracks and limiting various work at railway sides by terrain and environment, is difficult to implement, has higher cost if a special excavator is used and cannot be used for various construction operations of highways, and can efficiently and quickly realize the construction operations of the railways and the highways.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a chassis mechanism of a road and railway excavator, which can adapt to the walking of two roads.
In order to achieve the purpose, the chassis mechanism of the highway excavator comprises a main frame and two crawler frames arranged on two sides, wherein two wheel frames capable of rotating up and down are arranged at two ends of the main frame, a lifting hydraulic cylinder mechanism rotatably connected with the wheel frames is arranged at two ends of the main frame, a driving crawler wheel seat is arranged at one end of each crawler frame, a positioning groove for mounting a driven crawler wheel is arranged at the other end of each crawler frame, and a walking wheel mounting hole is formed in the end part of each wheel frame.
Further, the wheel frame is arranged between the crawler frames on the two sides.
Furthermore, two ends of the top of each crawler frame are provided with supporting plates in an upward protruding mode.
Furthermore, sliding grooves are formed in the groove walls of the two sides of the positioning groove.
As a further improvement, the wheel frame comprises two supporting vertical plates hinged with the main frame and a supporting cross beam arranged between the two supporting vertical plates, and the traveling wheel mounting hole is a shaft hole arranged at the end part of each supporting vertical plate.
Furthermore, the inner end of the supporting cross beam is provided with a first hinged seat which extends obliquely upwards, the end part of the main frame is provided with a second hinged seat which extends obliquely upwards, and two ends of the lifting hydraulic cylinder mechanism are hinged to the first hinged seat and the second hinged seat.
Furthermore, a supporting shaft penetrates through the traveling wheel mounting hole, and wheels are arranged on two sides of the supporting shaft.
As a further improvement, a dozer blade is arranged on a walking wheel mounting hole of one of the wheel frames, and an ear plate assembly connected with the walking wheel mounting hole is arranged at the rear end of the dozer blade.
Furthermore, the ear plate assembly comprises a connecting plate which is matched with two side surfaces of the supporting vertical plate and a reinforcing rib plate which is arranged between the connecting plate and the rear end surface of the blade.
Advantageous effects
Compared with the prior art, the chassis mechanism of the highway excavator has the following beneficial effects: the chassis mechanism of the road-rail excavator can adapt to two roads, the excavator can walk on a road or a common road through the crawler belt and also can walk on a rail through the walking wheels without damaging the rail, the excavator can work along the rail, and the excavator can be used for maintenance of a railway track and various work on the side of the rail and can also be used for various construction work on the road.
Drawings
FIG. 1 is a schematic view of the structural assembly of the chassis mechanism of the highway excavator of the present invention;
FIG. 2 is a perspective view of the construction of the main frame of the present invention;
fig. 3 is a structural side view of a chassis mechanism of the public railway excavator in the present invention;
fig. 4 is a schematic structural view of a combination of a chassis mechanism and a blade of the public railway excavator of the present invention.
In the figure: 1. a main frame; 2. a track frame; 3. a wheel frame; 4. a hydraulic cylinder mechanism; 5. an active track wheel seat; 6. a positioning groove; 7. a traveling wheel mounting hole; 8. a support plate; 9. a chute; 10. supporting a vertical plate; 11. a support beam; 12. a first hinge mount; 13. a second hinge mount; 14. a support shaft; 15. a wheel; 16. a dozer blade; 17. an ear plate assembly; 18. and a third hinge base.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
The specific embodiments of the present invention are such that: as shown in fig. 1-4, an undercarriage mechanism of a highway excavator comprises a main frame 1 and two track frames 2 arranged on two sides, wherein two wheel frames 3 capable of rotating up and down are arranged at two ends of the main frame 1, the wheel frames 3 are arranged between the track frames 2 on the two sides, third hinge seats 18 rotatably connected with the wheel frames 3 are arranged at two ends of the main frame 1, lifting hydraulic cylinder mechanisms 4 rotatably connected with the wheel frames 3 are rotatably arranged at two ends of the main frame 1, driving track wheel seats 5 are arranged at one ends of the two track frames 2, positioning grooves 6 for mounting driven track wheels are arranged at the other ends of the two track frames 2, and traveling wheel mounting holes 7 are arranged at the ends of the wheel frames 3. In the chassis mechanism of the highway and railway excavator, the wheel frame 3 capable of lifting is arranged, and the travelling wheels are arranged on the wheel frame 3, so that the excavator can walk on a highway or a common road through the crawler belts, and also can walk on the rails through the travelling wheels without damaging the rails, and the excavator can work along the rails.
One of the wheel frames 3 can be provided with a dozer blade 16, and the excavator can be used for maintaining railway tracks and various works on railway sides and can also be used for various construction operations of roads by exchanging the wheel frames 3 with the dozer blade 16.
In the embodiment, two ends of the top of the two track frames 2 are provided with support plates 8 in a protruding manner. The supporting plate 8 is welded on the frame, so that the crawler belt is prevented from being scraped to the main frame 1, the crawler belt and the main frame 1 are not easy to damage, and the service life and the performance of the crawler belt and the frame are improved.
In this embodiment, the two side walls of the positioning groove 6 are provided with the sliding grooves 9, the driven crawler wheels can be installed in the positioning groove 6 in a positioning manner, the rotating shafts of the driven crawler wheels can be matched with the sliding grooves 9, and the distance between the driven crawler wheels and the driving crawler wheel and the tightness of the crawler are adjusted by sliding the rotating shafts of the driven crawler wheels in the sliding grooves 9.
In this embodiment, the wheel frame 3 includes two supporting vertical plates 10 hinged to the main frame 1 and a supporting cross beam 11 disposed between the two supporting vertical plates 10, and the road wheel mounting hole 7 is a shaft hole disposed at an end of the supporting vertical plate 10.
The inner end of the supporting beam 11 is provided with a first hinged seat 12 which extends obliquely upwards, the end part of the main frame 1 is provided with a second hinged seat 13 which extends obliquely upwards, and the two ends of the lifting hydraulic cylinder mechanism 4 are hinged with the first hinged seat 12 and the second hinged seat 13 through pin shafts.
In this embodiment, a supporting shaft 14 penetrates through the traveling wheel mounting hole 7, wheels 15 are arranged on two sides of the supporting shaft 14, and the wheels 15 can be detached.
The two wheels 15 on the wheel frame 3 at one end are connected with a hydraulic motor 19, and the hydraulic motor 19 drives the wheels 15 to rotate.
In this embodiment, a dozer blade 16 is disposed on the road wheel mounting hole 7 of one of the wheel frames 3, and an ear plate assembly 17 connected to the road wheel mounting hole 7 is disposed at a rear end of the dozer blade 16. The ear plate assemblies 17 are welded at the head and the tail of the wheel frame 3, so that the vehicle wheel 15 and the dozer blade can be loaded at the head and the tail, the highway and railway dual-purpose is realized, the structure is simple, and the cost is low.
When the excavator works on the road, the wheel frame 3 is detached and the dozer blade 16 is replaced, so that the excavator can work on the road.
In this embodiment, the ear plate assembly 17 includes a connecting plate adapted to two side surfaces of the supporting vertical plate 10 and a reinforcing rib plate disposed between the connecting plate and the rear end surface of the blade 16, and the connecting plate of the ear plate assembly 17 is positioned at the traveling wheel mounting hole 7 by a pin shaft to perform axial limiting.
The above is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that several variations and modifications can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (9)
1. The chassis mechanism of the highway and railway excavator comprises a main frame (1) and two crawler frames (2) arranged on two sides, and is characterized in that two wheel frames (3) capable of rotating up and down are arranged at two ends of the main frame (1), a lifting hydraulic cylinder mechanism (4) rotatably connected with the wheel frames (3) is rotatably arranged at two ends of the main frame (1), a driving crawler wheel seat (5) is arranged at one end of each of the two crawler frames (2), a positioning groove (6) for mounting a driven crawler wheel is arranged at the other end of each of the two crawler frames (2), and a walking wheel mounting hole (7) is formed in the end portion of each wheel frame (3).
2. The chassis mechanism of a road and railway excavator according to claim 1, wherein the wheel frame (3) is arranged between the track frames (2) on both sides.
3. The chassis mechanism of the road and railway excavator as claimed in claim 1, wherein the two ends of the top of the two track frames (2) are provided with support plates (8) in a protruding manner.
4. The chassis mechanism of a road and railway excavator as claimed in claim 1, 2 or 3, wherein the two side walls of the positioning groove (6) are provided with sliding grooves (9).
5. The chassis mechanism of the highway excavator according to claim 4, wherein the wheel frame (3) comprises two supporting vertical plates (10) hinged with the main frame (1) and a supporting cross beam (11) arranged between the two supporting vertical plates (10), and the road wheel mounting hole (7) is a shaft hole arranged at the end part of the supporting vertical plate (10).
6. The chassis mechanism of the highway excavator according to claim 5, wherein a first hinge seat (12) extending obliquely upwards is arranged at the inner end of the supporting beam (11), a second hinge seat (13) extending obliquely upwards is arranged at the end part of the main frame (1), and two ends of the lifting hydraulic cylinder mechanism (4) are hinged with the first hinge seat (12) and the second hinge seat (13).
7. The chassis mechanism of the road and railway excavator as claimed in claim 5 or 6, wherein a support shaft (14) penetrates through the road wheel mounting hole (7), and wheels (15) are arranged on two sides of the support shaft (14).
8. The chassis mechanism of the road and railway excavator as claimed in claim 5 or 6, wherein a dozer blade (16) is arranged on the road wheel mounting hole (7) of one of the wheel frames (3), and an ear plate assembly (17) connected with the road wheel mounting hole (7) is arranged at the rear end of the dozer blade (16).
9. The chassis mechanism of a road and railway excavator according to claim 8, wherein the ear plate assembly (17) comprises a connecting plate adapted to both side surfaces of the supporting vertical plate (10) and a reinforcing rib plate provided between the connecting plate and the rear end surface of the blade (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110054530.4A CN112746646A (en) | 2021-01-15 | 2021-01-15 | Chassis mechanism of highway and railway excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110054530.4A CN112746646A (en) | 2021-01-15 | 2021-01-15 | Chassis mechanism of highway and railway excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112746646A true CN112746646A (en) | 2021-05-04 |
Family
ID=75652113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110054530.4A Pending CN112746646A (en) | 2021-01-15 | 2021-01-15 | Chassis mechanism of highway and railway excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112746646A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117345707A (en) * | 2023-04-10 | 2024-01-05 | 济宁山科工程机械有限公司 | Quick walking hydraulic system of excavator |
-
2021
- 2021-01-15 CN CN202110054530.4A patent/CN112746646A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117345707A (en) * | 2023-04-10 | 2024-01-05 | 济宁山科工程机械有限公司 | Quick walking hydraulic system of excavator |
| CN117345707B (en) * | 2023-04-10 | 2024-05-31 | 济宁山科工程机械有限公司 | Quick walking hydraulic system of excavator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |