CN217892416U

CN217892416U - Modular road roller hinge device

Info

Publication number: CN217892416U
Application number: CN202221293537.8U
Authority: CN
Inventors: 邱元辉; 张茂锋; 陆国栋; 赵瑶瑶; 陈园园; 张如伟
Original assignee: Shandong Community Construction Machinery Co ltd; Shantui Chutian Construction Machinery Co Ltd
Current assignee: Shandong Community Construction Machinery Co ltd; Shantui Chutian Construction Machinery Co Ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-25
Anticipated expiration: 2032-05-27

Abstract

The utility model provides a modular road roller hinge assembly relates to road roller technical field, and the scheme of adoption is: the universal joint comprises a cross shaft, wherein a front bracket is arranged at the front part of the cross shaft, a front bearing is arranged between the front bracket and the cross shaft, a rear cover is arranged at the rear part of the cross shaft, a rear bearing is arranged between the rear cover and the cross shaft, an upper bracket is arranged at the upper part of the cross shaft, an upper bearing is arranged between the upper bracket and the cross shaft, a lower bracket is arranged at the lower part of the cross shaft, and a lower bearing is arranged between the lower bracket and the cross shaft. The cross shaft can drive the front bracket and the rear cover to rotate left and right under the action of the upper bearing and the lower bearing, and the front bracket and the rear cover can swing left and right under the action of the front bearing and the lower bearing, so that the application working condition of the whole vehicle is met; the structural part is particularly easy to assemble because the front bracket, the rear cover, the upper bracket and the lower bracket are independent of each other.

Description

Modular road roller hinge device

Technical Field

The utility model relates to a road roller technical field especially relates to a modular road roller hinge assembly.

Background

The road roller is also called a soil compactor, belongs to the field of road equipment in engineering machinery, and is widely used for filling compaction operation of large engineering projects such as high-grade highways, railways, dams and the like. Rollers are generally classified as single drum rollers, double drum rollers and rubber-tyred rollers. Double drum and rubber-tyred rollers are typically used for compacting asphalt courses, while single drum rollers are typically used for compacting sub-base courses, wet-laid courses, and wet-laid courses.

From the form of controlling, single steel wheel road roller divides into again: mechanical road rollers, hydraulic single-drive road rollers and hydraulic double-drive road rollers. However, in any single steel wheel road roller with a control mode, the connection mode of the front frame and the main frame mainly comprises a rotary support mode and a cross hinge mode. The rotary support is composed of two joint bearings and a rotary support gear, and rotation and swing are independently completed, so that the whole bearing capacity is stronger, and the swing angle is larger; the cross hinged structure main body is a cross shaft which is in a cross shape and is positioned in the center of the structure, and the whole structure is low in manufacturing difficulty, can be formed by batch forging and is low in manufacturing cost, so that the cross hinged structure main body is widely applied. The proportion of the single steel wheel road roller is up to more than 95% in all single steel wheel road roller models. However, no matter which kind of hinge structure, the assembly structure is respectively affiliated to the front frame and the main frame, thereby causing the situation that assembly on the production site and maintenance on the construction site are very difficult, consuming time and consuming labor.

Therefore, aiming at the current situation that the connection mode of the front frame and the main frame of the existing road roller is very difficult to assemble in a production field and maintain in a construction field, the modular road roller hinge device which can be assembled on line after the assembly of the lower part of the line is completed and further greatly improves the production assembly efficiency is urgently needed to be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome not enough among the above-mentioned prior art, the utility model provides a modular road roller hinge assembly to there is the very difficult problem of production site assembly and job site maintenance in the connected mode of solving present road roller front frame and main frame.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides a modular road roller articulated mounting, includes the cross, and the front portion of cross is provided with the front bracket, installs the front bearing between front bracket and the cross, and the rear portion of cross is provided with the back lid, installs the rear bearing between back lid and the cross, and the upper portion of cross is provided with the upper bracket, installs the upper bearing between upper bracket and the cross, and the lower part of cross is provided with the lower carriage, installs the lower bearing between lower bracket and the cross. The cross shaft can drive the front bracket and the rear cover to rotate left and right under the action of the upper bearing and the lower bearing, and the front bracket and the rear cover can swing left and right under the action of the front bearing and the lower bearing, so that the application working condition of the whole vehicle is met; the front bracket, the rear cover, the upper bracket and the lower bracket are independent from each other, so that the structure is particularly easy to assemble.

Furthermore, the top of the upper bracket is fixedly connected with an upper cover plate; the upper cover plate is positioned above the upper end face of the cross shaft and is connected with the upper bracket through a bolt. Further, the bottom of the lower bracket is fixedly connected with a lower cover plate; the lower cover plate is positioned below the lower end face of the cross shaft and is connected with the lower bracket through a bolt. The application of upper cover plate, lower apron and back shroud can block the damage of impurity such as dust to slide bearing.

Further, the front bracket is provided with a bolt hole for connecting the front frame. The front bracket and the front frame of the road roller can be connected independently through bolts.

Furthermore, bolt holes for connecting the main frame are formed in the upper bracket and the lower bracket. The upper and lower brackets may be connected to the main frame by bolts.

Furthermore, a groove is formed in the rear cover, and the rear end portion of the cross shaft and the rear bearing are located in the groove.

Further, the rear cover is connected with the front bracket through a bolt. The rear cover is connected with the front frame into a whole.

Further, the front bearing and the rear bearing are both sliding bearings.

Further, the upper bearing and the lower bearing are both sliding bearings.

According to the technical scheme, the utility model has the advantages of it is following:

this scheme provides a modular road roller articulated mounting, and the cross is independent from the relevant connecting bracket of all around slide bearing, and the preceding bracket that is different from traditional belongs to the front frame, and the back bracket belongs to the main frame structure. This scheme adopts the bolt to be connected with front frame and main frame respectively, can line lower part dress accomplish the back, goes on the line assembly again, has promoted production assembly efficiency greatly. When the outdoor machine is replaced, the front frame and the main frame are jacked up by the jack, and the relative connecting bolts are loosened, so that the whole hinge mechanism can be integrally disassembled, and the repair time is greatly shortened. And this novel modular road roller hinge mechanisms under the effect of slide bearing, can be up-and-down and horizontal hunting, accord with whole car operation requirement. The production assembly efficiency in the factory is improved, and the replacement outside the factory is more convenient.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a right-side schematic view of an embodiment of the present invention.

Fig. 3 is a schematic top view of an embodiment of the present invention.

In the figure, 1, a front bracket, 2, a front bearing, 3, a cross shaft, 4, an upper bracket, 5, an upper bearing, 6, an upper cover plate, 7, a rear bearing, 8, a rear cover, 9, a lower bracket, 10, a lower bearing, 11 and a lower cover plate.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments in this patent without making creative efforts, shall fall within the protection scope of this patent.

As shown in fig. 1 to 3, the present embodiment provides a modular road roller hinge assembly, which includes a cross shaft 3, a front bracket 1 is disposed at the front of the cross shaft 3, a front bearing 2 is disposed between the front bracket 1 and the cross shaft 3, a rear cover 8 is disposed at the rear of the cross shaft 3, a rear bearing 7 is disposed between the rear cover 8 and the cross shaft 3, an upper bracket 4 is disposed at the upper portion of the cross shaft 3, an upper bearing 5 is disposed between the upper bracket 4 and the cross shaft 3, a lower bracket 9 is disposed at the lower portion of the cross shaft 3, and a lower bearing 10 is disposed between the lower bracket 9 and the cross shaft 3. The cross shaft 3 can drive the front bracket 1 and the rear cover 8 to rotate left and right under the action of the upper bearing 5 and the lower bearing 10, and the front bracket 1 and the rear cover 8 can swing left and right under the action of the front bearing 2 and the lower bearing 10. In this embodiment, the front bearing 2, the rear bearing 7, the upper bearing 5, and the lower bearing 10 are preferably sliding bearings.

Wherein, the top of the upper bracket 4 is fixedly connected with an upper cover plate 6; the upper cover plate 6 is positioned above the upper end face of the cross shaft 3, and the upper cover plate 6 is connected with the upper bracket 4 through bolts. Further, the bottom of the lower bracket 9 is fixedly connected with a lower cover plate 11; the lower cover plate 11 is positioned below the lower end face of the cross shaft 3, and the lower cover plate 11 is connected with the lower bracket 9 through bolts. The upper cover plate 6, the lower cover plate 11 and the rear cover plate 8 can prevent impurities such as dust from damaging the sliding bearing.

In addition, the front bracket 1 is provided with bolt holes for connecting a front frame, and the front bracket 1 and the front frame of the road roller can be independently connected through the bolts. Bolt holes for connecting the main frame are formed in the upper bracket 4 and the lower bracket 9, and the upper bracket 4 and the lower bracket 9 can be connected with the main frame through bolts. A recess is provided in the rear cover 8 in which the rear end of the cross 3 and the rear bearing 7 are located. The rear cover 8 is connected with the front bracket 1 through bolts, and the rear cover 8 is connected with the front frame into a whole.

The working principle is as follows: the cross shaft 3 can drive the front bracket 1 and the rear cover 8 to rotate left and right under the action of the upper bearing 5 and the lower bearing 10, and the front bracket 1 and the rear cover 8 can swing left and right under the action of the front bearing 2 and the lower bearing 10. The two actions can meet the normal working condition requirement of the road roller; the device can enable the front bracket 1 and the front frame of the road roller to be connected independently through bolts, enable the upper bracket 4 and the lower bracket 9 to be connected with the main frame through bolts, and enable the front frame to be assembled on line after the lower part of the line is assembled.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings (if any) are used to distinguish relative relationships in position, and are not necessarily qualitative. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a modular road roller articulated mounting, its characterized in that, includes the cross, and the front portion of cross is provided with the front bracket, installs the front bearing between front bracket and the cross, and the rear portion of cross is provided with the back lid, installs the rear bearing between back lid and the cross, and the upper portion of cross is provided with the upper bracket, installs the upper bearing between upper bracket and the cross, and the lower part of cross is provided with the lower carriage, installs the lower bearing between lower bracket and the cross.

2. The modular compactor hinge assembly of claim 1 wherein an upper cover plate is attached to the top of the upper bracket.

3. The modular compactor hinge assembly of claim 2 wherein the lower bracket has a lower cover attached to the bottom thereof.

4. The modular compactor hinge assembly of claim 1 wherein the front carriage is provided with bolt holes for attachment of a front frame.

5. The modular compactor hinge assembly of claim 4 wherein the upper and lower brackets each have bolt holes for attachment to the main frame.

6. The modular compactor hinge assembly of claim 1 wherein the rear cover has a recess therein, the rear end of the spider and the rear bearing being located in the recess.

7. A modular compactor hinge assembly according to any one of claims 1 to 6 wherein the rear cover is bolted to the front bracket.