CN213836809U

CN213836809U - Lifting chassis of track excavator

Info

Publication number: CN213836809U
Application number: CN202022131778.XU
Authority: CN
Inventors: 郭瑞
Original assignee: Jining Tiannuo Construction Machinery Co ltd
Current assignee: Jining Tiannuo Construction Machinery Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-30
Anticipated expiration: 2030-09-25

Abstract

A lifting chassis of a track excavator comprises a chassis, wherein lifting supports are arranged at the front end and the rear end of the chassis, a first lug plate and a second lug plate are arranged in the middle of the chassis, the first lug plate is hinged with the lifting supports, the second lug plate is hinged with a hydraulic oil cylinder, and the other end of the hydraulic oil cylinder is hinged with the middle of the lifting supports; the lifting support comprises two main supports and a transverse support, the transverse support and the two main supports are perpendicular to each other and are fixedly connected with the middle parts of the two main supports to form an H-shaped structure, the two main supports are respectively hinged with two first lug plates positioned in the middle of the chassis, and the hydraulic oil cylinder is hinged with the middle part of the transverse support; have and use conveniently, simple structure, the advantage of raising the efficiency, the mode work that can snatch with machinery, the cooperation 360 degrees rotation and the shovel board in the place ahead shovel road beds such as grit between the sleeper, the work of laying and changing of sleeper is accomplished to more convenient and efficient.

Description

Lifting chassis of track excavator

The technical field is as follows:

the utility model belongs to the technical field of the excavator technique and specifically relates to a track excavator lift chassis that says so.

Background art:

at present, the national railway construction is developed rapidly, the railway construction is an important capital construction project, and the requirements of work cannot be met by backward manpower for laying sleepers in the early stage and replacing the sleepers in the later stage. Often the lagged manual handling and operation not only increases the time for the project or even the cost exceeds the mechanical work. Although the excavator can greatly improve the working efficiency and the working strength, the excavator cannot effectively enter a railway guide rail to work due to railway site factors, so that backward manpower and small backward mechanical equipment are adopted at present.

The invention content is as follows:

for solving the problem, overcome the not enough of prior art, the utility model provides a it is convenient to use, can satisfy the track excavator lift chassis of two kinds of in service behavior on ordinary road surface and rail.

In order to realize the above purpose, the utility model provides a pair of track excavator lift chassis, including the chassis, both ends all are provided with lifting support around the chassis, and the chassis middle part is provided with first otic placode and second otic placode, and first otic placode is articulated with lifting support, and the second otic placode is articulated to have hydraulic cylinder, and hydraulic cylinder's the other end is articulated with lifting support's middle part.

Further, the lifting support comprises two main supports and a cross support, the cross support is perpendicular to the two main supports and is fixedly connected with the middle portions of the two main supports to form an H-shaped structure, the two main supports are hinged to two first lug plates located in the middle of the chassis respectively, and the hydraulic oil cylinder is hinged to the middle portions of the cross support.

Furthermore, the lifting support comprises a front lifting support and a rear lifting support.

Furthermore, the end part of the front lifting support is fixedly connected with a walking shaft, walking wheels are arranged at two ends of the walking shaft, and walking motors used for driving the walking wheels are arranged inside the walking wheels.

Furthermore, the end part of the rear lifting support is fixedly connected with a walking shaft, and both ends of the walking shaft are provided with driven wheels.

Further, still include the excavator body, the excavator body sets up in chassis upper portion.

Furthermore, the first ear plates are provided with two, the second ear plates are provided with one, and the two first ear plates are positioned on two sides of the second ear plates.

Furthermore, the first ear plate and the second ear plate are arranged at different levels, and the level of the second ear plate is slightly higher than that of the first ear plate.

The utility model has the advantages that:

the utility model provides a rail excavator lift chassis has and uses conveniently, and simple structure, the advantage of raising the efficiency can work with the mode that machinery snatched, cooperates 360 degrees rotatory and roadbeds such as grit in the place ahead shovel board to eradicate between the sleeper, and the work of laying and changing is accomplished to the sleeper more convenient and efficient.

Description of the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

in the drawings: 1. chassis, 2, first otic placode, 3, second otic placode, 41, main support, 42, horizontal support, 43, walking axle, 5, walking wheel, 6, walking motor, 7, follow driving wheel, 8, hydraulic cylinder, 9, lift chassis, 10, excavator main part, 11, rail.

The specific implementation mode is as follows:

for making the purpose, technical scheme and advantage of the utility model implementation clearer, will combine below the utility model discloses an attached 1~ attached 2 of the utility model is right the utility model discloses carry out more detailed description.

The utility model provides a lifting chassis of a track excavator, which comprises a chassis 1, wherein lifting supports are arranged at the front end and the rear end of the chassis 1, a first lug plate 2 and a second lug plate 3 are arranged at the middle part of the chassis 1, the first lug plate 2 is hinged with the lifting supports, the second lug plate 3 is hinged with a hydraulic oil cylinder 8, and the other end of the hydraulic oil cylinder 8 is hinged with the middle part of the lifting supports; the lifting support comprises two main supports 41 and a transverse support 42, the transverse support 42 is perpendicular to the two main supports 41 and is fixedly connected with the middle parts of the two main supports 41 to form an H-shaped structure, the two main supports 41 are respectively hinged with the two first ear plates 2 positioned in the middle part of the chassis 1, and the hydraulic oil cylinder 8 is hinged with the middle part of the transverse support 42; the lifting bracket comprises a front lifting bracket and a rear lifting bracket; the end part of the front lifting support is fixedly connected with a walking shaft 43, both ends of the walking shaft 43 are provided with walking wheels 5, and walking motors 6 for driving the walking wheels 5 are arranged inside the walking wheels 5; the end part of the rear lifting support is fixedly connected with a walking shaft 43, and driven wheels 7 are arranged at the two ends of the walking shaft 43; the excavator body is arranged on the upper part of the chassis 1; two first ear plates 2 are arranged, one second ear plate 3 is arranged, and the two first ear plates 2 are positioned at two sides of the second ear plate 3; the first ear plate 2 and the second ear plate 3 are arranged at different levels, and the level of the second ear plate 3 is slightly higher than that of the first ear plate 2.

The utility model discloses a one of them embodiment as follows:

including chassis 1, both ends are provided with first otic placode 2 and second otic placode 3 around chassis 1, and first otic placode 2 is provided with two, and second otic placode 3 is provided with one, and two first otic placodes 2 are located the both sides of second otic placode 3 to the level of 2 pin joints of first otic placode is lower than the level of 3 pin joints of second otic placode.

The first lug plate 2 is hinged with the main supports 41, the second lug plate 3 is hinged with the hydraulic oil cylinder 8, the other end of the hydraulic oil cylinder 8 is hinged with the middle part of the transverse support 42, meanwhile, the two ends of the transverse support 42 are fixedly welded with the two main supports 41, the end parts of the two main supports 41 are respectively provided with a walking shaft 43, the main supports 41, the transverse support 42 and the walking shafts 43 form a lifting support, and the lifting support is driven by the hydraulic oil cylinder 8 to lift;

when the hydraulic oil cylinder 8 extends, the lifting support is pushed to rotate by taking the first lug plate 2 and the second lug plate 3 as shafts, so that the horizontal height of the walking shaft 43 is reduced; when the hydraulic cylinder 8 is shortened, the lifting bracket is pushed to rotate by taking the first lug plate 2 and the second lug plate 3 as axes, so that the horizontal height of the walking shaft 43 is raised.

The lifting support comprises a front lifting support and a rear lifting support, the front lifting support comprises a travelling wheel 5 and a travelling motor 6, the travelling wheel 5 and the travelling motor 6 are arranged at two ends of a travelling shaft 43, and the travelling wheel 5 is driven to rotate by the travelling motor 6; the rear lifting support comprises driven wheels 7, and the driven wheels 7 are arranged at two ends of the walking shaft 43.

When in actual use, the excavator can walk on both roads of the highway and the railway; when the excavator walks on the highway, the hydraulic oil cylinder 8 is shortened, so that the lifting support rises to enable the excavator to contact the ground to walk; when the railway goes on, the walking wheels 5 and the driven wheels 7 of the lifting support are firstly lapped on the rails 11, then the walking wheels 5 are driven to rotate through the walking motors 6, or the excavator is hung on the rails 11 by using a crane, so that the horizontal height of the crawler belt is higher than the height of the walking wheels 5 and the driven wheels 7, and the railway can freely move on the railway.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a track excavator lift chassis, includes chassis (1), its characterized in that: the lifting support is arranged at the front end and the rear end of the chassis (1), a first lug plate (2) and a second lug plate (3) are arranged in the middle of the chassis (1), the first lug plate (2) is hinged to the lifting support, the second lug plate (3) is hinged to a hydraulic oil cylinder (8), and the other end of the hydraulic oil cylinder (8) is hinged to the middle of the lifting support.

2. The rail-excavator lifting chassis of claim 1, wherein: the lifting support comprises two main supports (41) and a transverse support (42), the transverse support (42) is perpendicular to the two main supports (41) and is fixedly connected with the middle parts of the two main supports (41) to form an H-shaped structure, the two main supports (41) are hinged to two first ear plates (2) located in the middle of the chassis (1) respectively, and the hydraulic oil cylinder (8) is hinged to the middle part of the transverse support (42).

3. The rail-mounted excavator lifting chassis of claim 1 or 2, wherein: the lifting support comprises a front lifting support and a rear lifting support.

4. The rail-excavator lifting chassis of claim 3, wherein: the end part of the front lifting support is fixedly connected with a traveling shaft (43), traveling wheels (5) are arranged at two ends of the traveling shaft (43), and traveling motors (6) used for driving the traveling wheels (5) are arranged inside the traveling wheels (5).

5. The rail-excavator lifting chassis of claim 3, wherein: the end part of the rear lifting support is fixedly connected with a walking shaft (43), and driven wheels (7) are arranged at two ends of the walking shaft (43).

6. The rail-excavator lifting chassis of claim 1, wherein: the excavator is characterized by further comprising an excavator body, wherein the excavator body is arranged on the upper portion of the chassis (1).

7. The rail-excavator lifting chassis of claim 1, wherein: the first ear plate (2) is provided with two, the second ear plate (3) is provided with one, two the first ear plate (2) is located the both sides of second ear plate (3).

8. The rail-excavator lifting chassis of claim 1, wherein: set up on different level between first otic placode (2) and second otic placode (3), the level of second otic placode (3) is slightly higher than the level of first otic placode (2).