CN218634827U

CN218634827U - A cut blue or green device for contact net operation car

Info

Publication number: CN218634827U
Application number: CN202223103925.8U
Authority: CN
Inventors: 陈伟; 邹联斌; 谢宇鸿; 刘翔; 彭海石; 钱华; 彭革健; 李四军; 杨杰; 彭晓东
Original assignee: Changsha Power Supply Section Of China Railway Guangzhou Bureau Group Co ltd
Current assignee: Changsha Power Supply Section Of China Railway Guangzhou Bureau Group Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-03-17
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a cut blue or green device for contact net operation car, including the support arm, articulate the saw plate frame in support arm one end, be used for driving relative support arm luffing motion of saw plate frame become width of cloth drive assembly and be used for driving relative support arm pivoted rotary drive subassembly of saw plate frame, install the blue or green rotating member that cuts blue or green with the rotation of drive circular saw plate on the saw plate frame, the support arm other end is provided with the support arm link of being connected with the last flexible arm of hoist of contact net operation car. The utility model discloses a cut blue or green device can with the flexible arm rapid match of hoist on the contact net operation car to the staff can cut blue or green device in remote operation near the railway line and invade limit trees, branch clearance and pruning work on the contact net operation car, has improved and has cut blue or green efficiency and quality, has avoided the manual work of high strength and danger to cut blue or green operation, full play current resource utilization, the problem of avoiding costly repeated input.

Description

Green cutting device for contact net operation vehicle

Technical Field

The utility model relates to a railway engineering vehicle technical field especially relates to a cut blue or green device for contact net operation car.

Background

At present, a large number of trees which affect the continuous power supply of contact network equipment exist along the railway and are defined as dangerous trees. The railway vehicle-mounted monitoring system not only obstructs the observation of the traveling vehicles, but also can invade railway limits to endanger the traveling safety, disturb the normal power supply of contact network equipment, cause the risks of tripping, breaking the line and the like, and influence the normal transportation order of the railway. The dangerous tree treatment mode comprises the categories of pruning, strengthening, trunk cutting, transplanting, felling and the like. The traditional treatment mode is mainly manual cutting. Along with alternate seasons, dangerous trees beside contact network equipment along the railway cannot be radically treated for a long time, and the normal and safe power supply of a railway power supply department is disturbed. Particularly, in spring and summer, trees along the railway grow luxuriantly, and in addition to flood season, phenomena of tree falling, branch folding and the like occur along the railway in flood season, so that the normal operation order of the railway is influenced. In order to cooperate with group companies to implement external environment regulation work, the cleaning and trimming work of trees and branches near the railway line can become a long-term and arduous task.

Chinese patent CN106274921A discloses a hydraulic transmission overhead line system maintenance work vehicle, in which a lorry-mounted crane is mounted on a frame running along a rail, so that the work vehicle has a hoisting function. However, the operation vehicle cannot finish the cleaning and trimming work of trees and branches near the railway line.

Chinese patent publication CN107182575A discloses a tree pruning device for green belts on two sides of a railway, which comprises a bottom plate, electric track wheels, a guide rail, an electric cylinder a, a rotary joint, an electric cylinder B, a floating mechanism, a cutting drum, a rope winding mechanism, an electric cylinder C, a spiral spring, a front mounting disc, a rear mounting disc, a main motor, a cutting blade and a slide block a, wherein four electric track wheels are symmetrically installed below the bottom plate, the electric track wheels travel on the rail, the bottom plate is provided with a guide rail, and the guide rail is provided with a slide block a; the electric cutting machine can automatically run on the rail by arranging the electric rail wheels, and the extending distance of the cutting cylinder can be controlled by the electric cylinder A, so that branches with different distances on two sides of the rail can be conveniently trimmed; the posture of the cutting barrel can be adjusted through the floating mechanism, and the height of the cutting barrel is adjusted through the electric cylinder B, so that branches with different heights can be conveniently trimmed. However, the equipment needs to be manufactured again, the verification period is long, the equipment cannot be matched with the existing working vehicle, and the cost is relatively high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cut blue or green device for contact net operation car to solve above-mentioned problem.

In order to realize the above-mentioned purpose, the utility model discloses a cut blue or green device for contact net operation car, include the support arm, articulate the saw plate frame of support arm one end, be used for driving the relative support arm luffing motion drive assembly of saw plate frame and be used for the drive the saw plate frame is relative support arm pivoted rotary drive assembly, install circular saw disc and drive on the saw plate frame the rotatory blue or green rotating member that cuts blue or green of circular saw disc, the support arm other end be provided with the support arm link that the flexible arm of hoist is connected on the contact net operation car.

Furthermore, the support arm connecting end comprises a connecting flange fixedly connected with the support arm, and a connecting hole is formed in the connecting flange.

Furthermore, the variable amplitude driving assembly comprises a variable amplitude telescopic part, a connecting rod group and a saw disc frame mounting seat, wherein the fixed end of the variable amplitude telescopic part is hinged with the support arm, the telescopic end of the variable amplitude telescopic part is hinged with one end of the connecting rod group, the other end of the connecting rod group and the saw disc frame mounting seat are both hinged with one end of the support arm, and the saw disc frame is mounted on the saw disc frame mounting seat.

Furthermore, the connecting rod group comprises a straight connecting rod and an arc-shaped connecting rod, one end of the straight connecting rod is hinged to one end of the arc-shaped connecting rod and the telescopic end of the variable amplitude telescopic part, the other end of the straight connecting rod is hinged to one end of the support arm, and the other end of the arc-shaped connecting rod is hinged to the saw disc frame mounting seat.

Further, the rotary driving assembly comprises a hydraulic motor installed on the saw disc frame installation seat, and the saw disc frame is installed on an output shaft of the hydraulic motor.

Furthermore, the amplitude-variable telescopic part is a hydraulic telescopic oil cylinder, and the green-cutting rotating part is a motor.

Furthermore, a T-shaped sleeve is installed on the saw disc frame, the motor is installed at the flange end of the T-shaped sleeve, a transfer shaft is pivoted in the T-shaped sleeve, a bearing is arranged between the transfer shaft and the T-shaped sleeve, an output shaft of the motor is matched with an inner hole key of the transfer shaft, and the circular saw disc is coaxially and fixedly connected with the transfer shaft.

Furthermore, cut blue or green rotating member and circular saw disc are all installed to the both sides of saw disc frame, and the circular saw disc of both sides sets up in crisscross from top to bottom.

Furthermore, the saw disc frame mounting seat is of a door type structure and comprises vertical plates on two sides and a transverse plate in middle connection, and the rotary driving piece is mounted on the transverse plate.

Furthermore, the saw disc frame is detachably provided with a protective cover, and one side of the protective cover is provided with a partition piece for isolating saw teeth of the circular saw disc.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a cut blue or green device can with the flexible arm rapid match of hoist on the contact net operation car to the staff can cut blue or green device in remote operation near the railway line and invade limit trees, branch clearance and pruning work on the contact net operation car, has improved and has cut blue or green efficiency and quality, has avoided the manual work of high strength and danger to cut blue or green operation, full play current resource utilization, the problem of avoiding costly repeated input. Simultaneously, through becoming width of cloth drive assembly and rotation drive assembly, cut green device self still possesses become width of cloth and gyration function, has further improved the flexibility of cutting green.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a schematic front view of a green cutting device for a contact net work vehicle disclosed in an embodiment of the present invention;

fig. 2 is a schematic plan view of a green cutting device for a contact net work vehicle disclosed in the embodiment of the present invention;

FIG. 3 is a schematic view of a motor and a circular saw blade according to an embodiment of the present invention;

fig. 4 is a schematic front view of a saw disc frame mounting seat disclosed in an embodiment of the present invention.

Illustration of the drawings:

1. a support arm; 2. a sawing disc rack; 3. a circular saw disc; 4. a crane telescopic boom; 5. a support arm connecting end; 6. a connecting flange; 7. a variable amplitude telescopic member; 8. a linkage; 9. a saw disc frame mounting seat; 10. a straight connecting rod; 11. an arc-shaped connecting rod; 12. a hydraulic motor; 13. a motor; 14. a T-shaped sleeve; 15. a transfer shaft; 16. a bearing; 17. a vertical plate; 18. a transverse plate.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1-4, the utility model discloses a cut blue or green device for contact net operation car for with the flexible arm adaptation of the third section of truck-mounted crane on the current main force JW-4G type contact net operation car of railway power supply department, through the original operating handle operation of truck-mounted crane. The support arm 1 is of a hollow square tubular structure, and is basically similar to the structure of a telescopic arm of a lorry-mounted crane, so that the weight of the support arm is reduced conveniently. Install the green rotating member of cutting that circular saw blade 3 and drive circular saw blade 3 rotate to cut green on the saw disc frame 2, circular saw blade 3 adopts 500 mm's blade to misplace from top to bottom, avoid interfering the emergence of jamming, cut green rotating member and also can adopt hydraulic drive's motor, this embodiment adopts motor 13, and for hydraulic drive, motor 13's rotational speed is higher, and then circular saw blade 3's cutting is more high-efficient. Meanwhile, the motor 13 is a special waterproof motor, so that the green cutting device can also work in rainy days. The other end of the support arm 1 is provided with a support arm connecting end 5 connected with a telescopic arm 4 of a crane on the contact net operation vehicle, and the support arm connecting end 5 is directly matched with the existing contact net maintenance operation vehicle. Specifically, support arm link 5 include with support arm 1 welded flange 6, be provided with the connecting hole on flange 6, at the flexible arm 4 welding similar flange 6 of hoist to realize support arm 1's erection joint through the bolt, simple and practical also is convenient for cut the dismantlement of blue or green device, conveniently cuts the maintenance of blue or green device and maintains. The green cutting device of this scheme can with contact net operation car on 4 snap fits of hoist flexible arm, hydraulic power wherein and electric power all insert from the contact net operation car, adopt the tow chain conduction transition. The specific hydraulic circuit, power circuit, oil circuit conduction system, and oil circuit control system are all conventional applications in the art and are not described in detail. Therefore, workers can remotely operate the green cutting device on the overhead line system working vehicle to clean and trim trees and branches nearby the railway line, and green cutting efficiency and quality are improved; the risk of tripping and breaking the contact net caused by the limited tree invasion can be quickly solved, and the personal safety risk caused by the need of climbing over the protective barrier, climbing high altitude and the like when the limited tree invasion is cut down manually is greatly reduced; the high-strength and dangerous manual green cutting operation is avoided, the existing resource utilization is fully exerted, and the problem of high cost and repeated investment is avoided. Simultaneously, through becoming width of cloth drive assembly and rotation drive assembly, cut green device self still possesses become width of cloth and gyration function, has further improved the flexibility of cutting green.

In this embodiment, the variable amplitude driving assembly comprises a variable amplitude telescopic part 7, a connecting rod group 8 and a saw disc frame mounting seat 9, the variable amplitude telescopic part 7 is a hydraulic variable amplitude oil cylinder and can drive a large load, wherein hydraulic power is provided by a catenary maintenance vehicle, a fixed end of the variable amplitude telescopic part 7 is hinged to one end, close to the connecting flange 6, of the support arm 1, a telescopic end is hinged to one end of the connecting rod group 8, the other end of the connecting rod group 8 and the saw disc frame mounting seat 9 are hinged to one end of the support arm 1, and the saw disc frame 2 is mounted on the saw disc frame mounting seat 9, so that the maximum variable amplitude angle of the saw disc frame 2 is controlled to be 0-90 degrees. The up-and-down swing angle of the saw disc frame mounting seat 9 can be enlarged through the connecting rod group 8, and the green chopping flexibility is further improved.

In this embodiment, the linkage 8 includes a straight connecting rod 10 and an arc connecting rod 11, one end of the straight connecting rod 10 is hinged to one end of the arc connecting rod 11 and the telescopic end of the variable amplitude telescopic part 7, the other end is hinged to one end of the support arm 1, the other end of the arc connecting rod 11 is hinged to the saw disc frame mounting seat 9, and the arc connecting rod 11 can avoid interference.

In this embodiment, the rotary driving assembly includes the hydraulic motor 12 of installing on saw disc frame mount 9, and saw disc frame 2 is installed on the output shaft of hydraulic motor 12, and is specific, and in order to facilitate hydraulic motor 12's installation, saw disc frame mount 9 is the gate-type steel construction, and including the riser 17 and the diaphragm 18 of intermediate junction of both sides, adopt welding integrative fixed, the riser 17 is articulated with support arm 1 through the pin joint axle. The hydraulic motor 12 is mounted on the cross plate 18 so that it can rotate 0-280 degrees above the work plane to ensure a single cut.

In this embodiment, in order to realize better switching and matching between the motor 13 and the circular saw blade 3, the saw blade frame 2 is provided with a T-shaped sleeve 14, the motor 13 is installed at a flange end of the T-shaped sleeve 14, a switching shaft 15 is connected to a central hole of the T-shaped sleeve 14, a bearing 16 is arranged between the switching shaft 15 and the T-shaped sleeve 14, the bearing 16 is a roller bearing arranged at two ends of a hole of the T-shaped sleeve 14, so as to prevent the switching shaft 15 from deflecting, an output shaft of the motor 13 is in key fit with the hole of the switching shaft 15, the circular saw blade 3 is coaxially and fixedly connected with the switching shaft 15, and is locked on the switching shaft 15 through a nut, that is, the circular saw blade 3 is arranged in a replaceable manner, thereby facilitating periodic replacement and ensuring the operation efficiency.

In this embodiment, cut blue or green rotating member and circular saw 3 are all installed to the both sides of saw disc frame 2, and crisscross setting from top to bottom of both sides circular saw 3 to once fell clearly, avoid the jamming. On the one hand, the two sides of the hydraulic motor 12 can be balanced relatively, and on the other hand, the two circular saw discs 3 have wider and more flexible cutting range. The saw disc holder 2 and the saw disc holder mounting 9 thus form an inverted T-shaped structure.

In this embodiment, a protective cover (not shown) is detachably mounted on the saw disc frame 2, and a spacer for isolating the saw teeth of the circular saw disc 3 is arranged on one side of the protective cover, so that the protective cover can prevent the injury to the human body when the green cutting device is not used. Meanwhile, after the operation is finished, the vehicle-mounted suspension arm completely returns, the storage support can be additionally arranged below the basic arm, the stability of the storage support is improved, and the support is fixed on the bottom plate of the operation vehicle.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cut blue or green device for contact net operation car which characterized in that, including support arm (1), articulate saw disc frame (2) in support arm (1) one end, be used for driving the relative support arm (1) luffing motion of saw disc frame (2) change width of cloth drive assembly and be used for driving saw disc frame (2) are relative support arm (1) pivoted rotary driving subassembly, install circular saw disc (3) and drive on saw disc frame (2) cut blue or green revolving part of cutting blue or green of circular saw disc (3) rotation, support arm (1) other end be provided with support arm link (5) that crane telescopic boom (4) is connected on the contact net operation car.

2. The green chopping device for the overhead line system working vehicle as claimed in claim 1, wherein the support arm connecting end (5) comprises a connecting flange (6) fixedly connected with the support arm (1), and the connecting flange (6) is provided with a connecting hole.

3. The cutting device for the catenary working vehicle as claimed in claim 1, wherein the variable amplitude driving assembly comprises a variable amplitude telescopic part (7), a linkage (8) and a saw disc frame mounting seat (9), wherein the fixed end of the variable amplitude telescopic part (7) is hinged to the support arm (1), the telescopic end of the variable amplitude telescopic part is hinged to one end of the linkage (8), the other end of the linkage (8) and the saw disc frame mounting seat (9) are both hinged to one end of the support arm (1), and the saw disc frame (2) is mounted on the saw disc frame mounting seat (9).

4. The green cutting device for the overhead line system working vehicle as claimed in claim 3, wherein the linkage (8) comprises a straight connecting rod (10) and an arc connecting rod (11), one end of the straight connecting rod (10) is hinged to one end of the arc connecting rod (11) and the telescopic end of the variable-amplitude telescopic part (7) at the same time, the other end of the straight connecting rod is hinged to one end of the support arm (1), and the other end of the arc connecting rod (11) is hinged to the saw disc frame mounting seat (9).

5. The hacking device for overhead line system work vehicle according to claim 3, characterized in that the rotary drive assembly comprises a hydraulic motor (12) mounted on the saw disc holder mounting seat (9), the saw disc holder (2) being mounted on an output shaft of the hydraulic motor (12).

6. The green cutting device for the overhead line system working vehicle as claimed in claim 3, wherein the variable amplitude telescopic part (7) is a hydraulic telescopic cylinder, and the green cutting rotating part is a motor (13).

7. The chopping device for the catenary working vehicle according to claim 6, wherein a T-shaped sleeve (14) is installed on the saw disc rack (2), the motor (13) is installed at a flange end of the T-shaped sleeve (14), a connecting shaft (15) is pivoted in the T-shaped sleeve (14), a bearing (16) is arranged between the connecting shaft (15) and the T-shaped sleeve (14), an output shaft of the motor (13) is in key fit with an inner hole of the connecting shaft (15), and the circular saw disc (3) is coaxially and fixedly connected with the connecting shaft (15).

8. The green chopping device for the overhead line system working vehicle as claimed in any one of claims 1 to 7, wherein the green chopping rotating member and the circular saw disc (3) are mounted on both sides of the saw disc rack (2), and the circular saw discs (3) on both sides are arranged in a vertically staggered manner.

9. The hacking device for an overhead line system work vehicle according to any one of claims 3 to 7, wherein the saw blade frame mounting seat (9) is of a portal type structure and comprises vertical plates (17) at two sides and a transverse plate (18) connected in the middle, and the rotary driving assembly is mounted on the transverse plate (18).

10. The hacking device for the overhead line system work vehicle as claimed in any one of claims 1 to 7, wherein a protective cover is detachably mounted on the saw disc frame (2), and a partition for partitioning the saw teeth of the circular saw disc (3) is arranged on one side of the protective cover.