CN218059800U

CN218059800U - Transition wheel convenient for transition of single-steel-wheel road roller

Info

Publication number: CN218059800U
Application number: CN202122543877.3U
Authority: CN
Inventors: 杨列超; 周伟肖; 赵德光; 陆国栋; 姜兴康; 赵瑶瑶; 许伟伟
Original assignee: Shantui Chutian Construction Machinery Co Ltd
Current assignee: Shantui Chutian Construction Machinery Co Ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-12-16
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a wheel of changeing convenient to single steel wheel road roller changes, its structure includes guider, telescoping device, shaft and walking wheel, the guider outside is equipped with the fixing base of being connected with the frame, telescoping device one end is connected with the guider inner chamber, the telescoping device includes the lift cylinder by hydraulic system control, the flexible end and the shaft connection of lift cylinder, one side of shaft is equipped with the walking wheel. The transition wheel can be fixed at the position of the working gravity center of a front frame through a bolt, under a natural state, the steel wheel is lower than the transition wheel, the road roller can be subjected to vibration compaction operation, when the transition is needed, the hydraulic oil cylinder is controlled to stretch out through electrical control, the structure of the transition wheel is moved downwards until the steel wheel is completely separated from the ground, the transition of the road roller can be carried out, the transfer through a pallet truck is not needed, the cost is greatly saved, the transition of the road roller is realized, and the damage to asphalt or cement pavements can not be caused.

Description

Transition wheel convenient for transition of single-steel-wheel road roller

Technical Field

The utility model relates to a transition wheel, specific transition wheel convenient to single steel wheel road roller transition that says so.

Background

The road roller is a road engineering machine, is mainly used for compaction operation of various materials of base course and surface course on the road, and is divided into a single steel wheel road roller, a double steel wheel road roller, a three steel wheel road roller, a tire type road roller and the like according to different working devices. The single steel wheel is one kind of road roller, and may be used widely in the filling and compacting operation of high grade road, railway, airport runway, dam, stadium and other large engineering projects to roll sandy, semi-viscous, viscous soil, stable roadbed soil, etc.

The single steel wheel road roller finishes construction operation after construction for a period of time in a construction site, needs to be transferred to another working site outside 10-20km for construction, and needs to pass through an asphalt or cement road surface between two places, but steel wheels are not allowed to directly run on the road surface, so that a pallet truck is needed for transferring, the cost is high, the transfer work is complicated, and the labor intensity is enhanced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a transition wheel convenient to single steel wheel road roller transition, this transition wheel need not the pallet truck when single steel road roller transition, can realize the transition of road roller, and can not cause the injury to pitch or cement road surface, and the use cost is low, has reduced intensity of labour.

The utility model provides a technical scheme that its technical problem adopted is: the transition wheel convenient for the transition of the single-steel-wheel road roller structurally comprises a guide device, a telescopic device, a wheel shaft and traveling wheels, wherein a fixed seat connected with a frame is arranged outside the guide device, one end of the telescopic device is connected with an inner cavity of the guide device, the telescopic device comprises a lifting oil cylinder controlled by a hydraulic system, the telescopic end of the lifting oil cylinder is connected with the wheel shaft, and the traveling wheels are arranged on one side of the wheel shaft.

Further, the guiding device comprises a guiding pipe and a fixing seat, the upper end of the guiding pipe is closed, the bottom end of the guiding pipe is open, and the fixing seat connected with the rack is arranged on the outer side of the lower portion of the guiding pipe.

Furthermore, the telescopic device comprises a lifting oil cylinder, a wheel shaft guide pipe and a wheel shaft installation shaft, the wheel shaft guide pipe is sleeved with the guide pipe of the guide device, the lifting oil cylinder is arranged in the inner cavity of the wheel shaft guide pipe, the telescopic end of the lifting oil cylinder is connected with the wheel shaft installation shaft, and the telescopic end of the lifting oil cylinder drives the wheel shaft installation shaft and the wheel shaft guide pipe to move up and down.

Further, the walking wheel comprises a walking bearing, a bearing cover, a mounting plate, a rim and a tire, the walking bearing is arranged at each of two ends of the bearing cover, the walking bearing, the bearing cover, the mounting plate, the rim and the tire are sequentially mounted on the wheel shaft, and the walking wheel is driven to rotate by rotation of the wheel shaft.

Furthermore, a guide groove is formed in the bottom of the guide device, a guide block is arranged on the wheel shaft, and the wheel shaft and the guide device are connected with the guide block in a matched mode through the guide groove.

The utility model has the advantages that:

the utility model discloses a transition wheel can fix frame work focus position in the front through the bolt, under the natural state, the steel wheel is less than the transition wheel, the road roller can vibrate the compaction operation, when needs transition, through electrical control, control hydraulic cylinder stretches out, to turn to wheel structure downstream, break away from ground completely until the steel wheel, can carry out the transition of road roller, need not to transport through the pallet truck, the expense has been saved widely, the transition of road roller had both been realized, and can not cause the injury to pitch or cement road surface.

Drawings

FIG. 1 is an assembly view of the present invention;

FIG. 2 is a cross-sectional view of the guide and axle;

FIG. 3 is an overall structure view of a transition wheel;

fig. 4 is a mounting structure diagram of a transition and road roller frame.

In the figure:

the road roller comprises a guide device 1, a guide pipe 11, a fixed seat 12, a lifting oil cylinder 2, a wheel shaft guide pipe 21, a wheel shaft mounting shaft 22, a wheel shaft 3, a walking bearing 4, a bearing cover 5, a mounting plate I6, a mounting plate II 7, a wheel rim 8, a tire 9, bolts 10 and a road roller frame A.

Detailed Description

The transition wheel for facilitating the transition of the single steel wheel road roller of the invention is described in detail below with reference to the attached drawings. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and techniques are omitted so as to not unnecessarily limit the invention.

As shown in fig. 1-4, the utility model discloses a transition wheel convenient to single steel wheel road roller transition, including guider 1, the telescoping device of control walking wheel height, shaft 3 and walking wheel, guider 1 outside is equipped with the fixing base of being connected with road roller frame A, can install whole transition wheel at the frame lateral wall through fixing base 12. One end of the telescopic device is connected with an inner cavity of a guide pipe 11 of the guide device 1, the telescopic device comprises a lifting oil cylinder 2 controlled by a hydraulic system, the hydraulic system can be fixed on the side wall of a frame A of the road roller through a mounting bracket, the hydraulic system is connected with the lifting oil cylinder 2 through a pipeline, the telescopic end of the lifting oil cylinder 2 is connected with a wheel shaft 3, and a travelling wheel is arranged on one side of the wheel shaft 3. The electric system controls the oil cylinder to stretch out and draw back, so that the height of the walking wheel is adjusted, and the road roller can be conveniently used in a transition mode.

As shown in fig. 2, the guiding device 1 includes a guiding tube 11 and a fixing seat 12, the upper end of the guiding tube 11 is closed and the bottom end is open, and the fixing seat 12 connected with the frame is arranged on the outer side of the lower portion of the guiding tube 11. The bottom of the guide device 1 is provided with a guide groove, the wheel shaft 3 is provided with a guide block, and the wheel shaft 3 and the guide device 1 are connected with the guide block in a matching way through the guide groove.

The telescopic device comprises a lifting oil cylinder 2, an axle guide tube 21 and an axle mounting shaft 22, the axle guide tube 21 is sleeved with a guide tube 11 of the guide device, the lifting oil cylinder 2 is arranged in an inner cavity of the axle guide tube 21, the telescopic end of the lifting oil cylinder 2 is connected with the axle mounting shaft 22, and the telescopic end of the lifting oil cylinder 2 drives the axle mounting shaft and the axle guide tube to move up and down.

The travelling wheel comprises a travelling bearing 4, a bearing housing 5, a first mounting plate 6, a second mounting plate 7, a rim 8 and tires 9, the travelling bearing 4 is arranged at each of two ends of the bearing housing 5, the travelling bearing, the bearing housing, the first mounting plate, the second mounting plate 8, the rims 9 and the tires are sequentially mounted on a wheel shaft, and the travelling wheel is driven to rotate by the rotation of the wheel shaft.

The fixed seat is fixed at the gravity center position of the front frame through a bolt 10, and the transition wheels are installed on two sides of the frame. The guide device 1 is of an integral welding type structure and mainly plays a role in connecting relevant parts of a rack and a transition wheel and guiding movement, a guide groove is formed in the guide device, a telescopic cylinder rod of the lifting oil cylinder 2 provides enough power for extension and retraction of the steering wheel, the wheel shaft 3 is connected to the lifting oil cylinder and the guide device, and a guide block which is installed in a matched mode with the guide device is arranged on the wheel shaft and plays a role in guiding movement and connecting walking movement parts such as a walking bearing and the like. A traveling bearing 4, a bearing cover 5, the traveling bearing 4, a first mounting plate 6 and a second mounting plate 7 are sequentially mounted on the wheel shaft 3, and a rim 8 and a tire 9 are mounted on the bearing cover 5.

When the concrete use scheme is normal work, the lifting oil cylinder is in a telescopic state, the transition wheel is higher than the steel wheel, and the road roller can realize the vibration compaction operation on a construction site. When a road roller needs to be transferred, the lifting hydraulic oil cylinder is controlled by an electrical system to extend out, the oil cylinder extends out to drive the wheel shaft to move downwards, the transfer wheel is enabled to move downwards and gradually exceeds the steel wheel part, the steel wheel is lifted up to be separated from the ground, the rear wheel has driving force, and the road roller is transferred. When the work place is reached, the hydraulic lifting cylinder is controlled by the electric system to retract to the initial position, the transition wheel is driven to move upwards, and the steel wheel contacts the ground, so that new vibration compaction operation can be performed.

According to the invention, the left and right rubber steering wheels are respectively arranged on the front frame of the existing road roller, and the expansion of the hydraulic oil cylinder can be electrically controlled, so that the quick switching between two working modes of the road roller in vibration compaction operation and transition operation can be realized; the transition wheels are arranged on the two sides of the road roller frame, so that manpower and material resources are saved, and the road surface is protected from being damaged.

The above description is only used for illustrating some principles of the present invention, and the present specification does not limit the present invention to the specific structure and the application range shown, so all the corresponding modifications and equivalents that may be utilized all belong to the claims of the present invention.

Other technical features than those described in the specification are known to those skilled in the art.

Claims

1. The transition wheel convenient for the transition of the single-steel-wheel road roller is characterized by comprising a guide device, a telescopic device, a wheel shaft and traveling wheels, wherein a fixed seat connected with a frame is arranged outside the guide device, one end of the telescopic device is connected with an inner cavity of the guide device, the telescopic device comprises a lifting oil cylinder controlled by a hydraulic system, the telescopic end of the lifting oil cylinder is connected with the wheel shaft, and the traveling wheels are arranged on one side of the wheel shaft.

2. The transition wheel convenient for the transition of the single-drum road roller as claimed in claim 1, wherein the guide device comprises a guide pipe and a fixed seat, the upper end of the guide pipe is closed, the bottom end of the guide pipe is open, and the outer side of the lower part of the guide pipe is provided with the fixed seat connected with the frame.

3. The transition wheel convenient for the transition of the single-steel-wheel road roller as claimed in claim 1 or 2, wherein the telescopic device comprises a lifting oil cylinder, a wheel shaft guide pipe and a wheel shaft installation shaft, the wheel shaft guide pipe is sleeved with the guide pipe of the guide device, the lifting oil cylinder is arranged in the inner cavity of the wheel shaft guide pipe, the telescopic end of the lifting oil cylinder is connected with the wheel shaft installation shaft, and the telescopic end of the lifting oil cylinder drives the wheel shaft installation shaft and the wheel shaft guide pipe to move up and down.

4. The transition wheel convenient for the transition of the single-steel-wheel road roller as claimed in claim 1, wherein the travelling wheel comprises a travelling bearing, a bearing housing, a mounting plate, a rim and a tire, the travelling bearing is respectively arranged at two ends of the bearing housing, the travelling bearing, the bearing housing, the mounting plate, the rim and the tire are sequentially mounted on the wheel shaft, and the travelling wheel is driven to rotate by the rotation of the wheel shaft.

5. The transition wheel convenient for the transition of the single-steel-wheel road roller as claimed in claim 1, wherein a guide groove is formed at the bottom of the guide device, a guide block is arranged on the wheel shaft, and the wheel shaft and the guide device are connected with the guide block in a matched mode through the guide groove.