CN210657889U - Rear wheel steering integrated road roller - Google Patents
Rear wheel steering integrated road roller Download PDFInfo
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- CN210657889U CN210657889U CN201920833685.6U CN201920833685U CN210657889U CN 210657889 U CN210657889 U CN 210657889U CN 201920833685 U CN201920833685 U CN 201920833685U CN 210657889 U CN210657889 U CN 210657889U
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Abstract
The utility model relates to a rear wheel turns to integral type road roller, including the frame, install front wheel drive assembly in frame front end lower part, install steering mechanism at the frame middle part and install the last guard shield on frame front end upper portion, still including installing the directive wheel assembly in frame tail end lower part, the steering angle of steering mechanism control directive wheel assembly, the frame includes front frame and after-frame, and front frame and after-frame rigid connection, go up guard shield and front wheel drive assembly and install in the front frame, and the directive wheel assembly is installed in the after-frame, and steering mechanism installs in the junction of front frame and after-frame. The utility model discloses following beneficial effect has: the frame formula as an organic whole, preceding, back frame rigid connection do not have the articulated between, has shortened machine length, has increased the steadiness of frame, and no wearing parts have reduced machine trouble.
Description
Technical Field
The utility model relates to a rear wheel steering integral type road roller belongs to road roller technical field.
Background
The structure of the traditional small-sized road roller is basically the same, for example, the patent with the patent number of CN201520711743.X discloses a small-sized full hydraulic driving type road roller, which comprises a front roller, a front frame, a rear roller, a steering gear, an instrument assembly and a seat, wherein the front frame is hinged with the rear frame through a hinge assembly, the small-sized full hydraulic driving type road roller also comprises a steering hydraulic cylinder, one end of the steering hydraulic cylinder is hinged on the rear frame, and the other end of the steering hydraulic cylinder is hinged on the hinge assembly.
Adopt preceding frame to pass through the articulated connection form of articulated assembly and back frame, can prolong machine length undoubtedly, and the steadiness of frame is relatively poor, has more vulnerable part, has increased the machine fault rate.
SUMMERY OF THE UTILITY MODEL
According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: in order to solve one of the technical problems, the rear wheel steering integrated road roller is provided.
Rear wheel steering integral type road roller, including the frame, install front wheel drive assembly in frame front end lower part, install steering mechanism at the frame middle part and install the last guard shield on frame front end upper portion, still including installing the directive wheel assembly in frame tail end lower part, the angle of turning to of steering mechanism control directive wheel assembly, the frame includes front frame and rear frame, front frame and rear frame rigid connection, goes up guard shield and front wheel drive assembly and installs in the front frame, the directive wheel assembly is installed in the rear frame, steering mechanism installs in the junction of front frame and rear frame.
Preferably, the steering wheel assembly comprises a rear wheel support, a first rear shaft and a second rear shaft are respectively arranged on two sides of the bottom end of the rear wheel support, the first rear shaft and the second rear shaft are coaxially arranged, a first half steel wheel is rotatably arranged on the first rear shaft, a second half steel wheel is rotatably arranged on the second rear shaft, a steering shaft which is rotatably connected with the rear frame is arranged at the top of the rear wheel support, a hinged seat is arranged on the steering shaft, the hinged seat is connected to the steering mechanism through a steering connecting rod, when the road roller is steered, the first half steel wheel and the second half steel wheel rotate with the ground in a friction mode, and the first half steel wheel and the second half steel wheel which are opposite in rotation direction keep a pure rolling state with the ground, so that the friction force between the rear wheels and the ground is reduced, the steering strength is reduced, and the service life of each part of the road.
Preferably, the front wheel drive assembly comprises a hydraulic drive mechanism and a front steel wheel, the front steel wheel is mounted on the front frame, the hydraulic drive mechanism is directly connected with the front steel wheel, the front wheel is directly driven by hydraulic pressure, the transmission efficiency is high, and the phenomenon of slipping in traditional mechanical transmission is overcome.
Preferably, the tail part of the rear frame is provided with a rollover prevention device.
Preferably, the first rear shaft and the second rear shaft are of an integral structure.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. rear wheel steering integral type road roller, frame formula as an organic whole, preceding, back frame rigid connection do not have between articulated, shortened machine length, increased the steadiness of frame, no wearing parts has reduced machine trouble.
2. Rear wheel steering integral type road roller, the road roller is when turning to, first half steel wheel, second half steel wheel and ground friction are rotated passively, and rotate and keep pure rolling state between first half steel wheel of opposite direction and second half steel wheel and ground to reduce the frictional force on rear wheel and ground, alleviate the life of each part of steering strength extension road roller.
3. Rear wheel steering integral type road roller, preceding steel wheel installation in the front frame, hydraulic drive mechanism directly links with preceding steel wheel, hydraulic pressure directly drives the front wheel, and transmission efficiency is high, has overcome traditional mechanical transmission phenomenon of skidding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a first perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of the steering wheel assembly of FIG. 1 in accordance with an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
FIG. 4 is a right side view of an embodiment of the present invention;
FIG. 5 is a left side view of an embodiment of the present invention;
FIG. 6 is a bottom view of an embodiment of the present invention;
FIG. 7 is a top view of an embodiment of the present invention;
FIG. 8 is a rear view of an embodiment of the present invention;
fig. 9 is a second perspective view of the embodiment of the present invention.
In the figure: 1. the anti-rollover device comprises an anti-rollover device 2, a steering mechanism 3, an upper shield 4, a hydraulic driving mechanism 5, a front steel wheel 6, a frame 6.1, a front frame 6.2, a rear frame 7, a steering wheel assembly 7.1, a rear wheel support 7.2, a first rear shaft 7.3, a second rear shaft 7.4, a first half steel wheel 7.5, a second half steel wheel 7.6, a steering shaft 7.7 and a hinged seat.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.
Examples
As shown in fig. 1-9, the rear wheel steering integrated road roller includes a frame 6, a front wheel driving assembly mounted at the lower part of the front end of the frame 6, a steering mechanism 2 mounted at the middle part of the frame 6, an upper shield 3 mounted at the upper part of the front end of the frame 6, and a steering wheel assembly 7 mounted at the lower part of the tail end of the frame 6, where the steering mechanism 2 controls the steering angle of the steering wheel assembly 7, the frame 6 includes a front frame 6.1 and a rear frame 6.2, the front frame 6.1 and the rear frame 6.2 are rigidly connected, the upper shield 3 and the front wheel driving assembly are mounted on the front frame 6.1, the steering wheel assembly 7 is mounted on the rear frame 6.2, and the steering mechanism 2 is mounted at the connection part of the front frame 6.1 and the rear frame 6..
In this embodiment, the steering wheel assembly 7 includes a rear wheel support 7.1, a first rear axle 7.2 and a second rear axle 7.3 are respectively disposed on two sides of the bottom end of the rear wheel support 7.1, the first rear axle 7.2 and the second rear axle 7.3 are coaxially disposed, a first half steel wheel 7.4 is rotatably disposed on the first rear axle 7.2, a second half steel wheel 7.5 is rotatably disposed on the second rear axle 7.3, a steering shaft 7.6 for rotatably connecting with the rear frame 6.2 is disposed on the top of the rear wheel support 7.1, a hinge base 7.7 is disposed on the steering shaft 7.6, the hinge base 7.7 is connected to the steering mechanism 2 through a steering link, when the road roller is steered, the first half steel wheel 7.4 and the second half steel wheel 7.5 are in friction with the ground to passively rotate, and the first half steel wheel 7.4 and the second half steel wheel 7.5 which are opposite in rotation direction keep a pure rolling state with the ground, so as to reduce friction between the rear wheel and the steering strength and prolong the service life of the road roller; the front wheel driving assembly comprises a hydraulic driving mechanism 4 and a front steel wheel 5, the front steel wheel 5 is mounted on a front frame 6.1, the hydraulic driving mechanism 4 is directly connected with the front steel wheel 5, the front wheel is directly driven by hydraulic pressure, the transmission efficiency is high, and the phenomenon of slipping in traditional mechanical transmission is overcome; the tail part of the rear frame 6.2 is provided with an anti-rollover device 1.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a rear wheel steering integral type road roller, includes frame (6), installs front wheel drive assembly in frame (6) front end lower part, installs steering mechanism (2) in frame (6) middle part and installs upper shield (3) on frame (6) front end upper portion, still including installing steering wheel assembly (7) in frame (6) tail end lower part, steering mechanism (2) control steering wheel assembly's (7) the angle of turning to, its characterized in that: the frame (6) comprises a front frame (6.1) and a rear frame (6.2), the front frame (6.1) is rigidly connected with the rear frame (6.2), an upper shield (3) and a front wheel driving assembly are arranged on the front frame (6.1), a steering wheel assembly (7) is arranged on the rear frame (6.2), and a steering mechanism (2) is arranged at the joint of the front frame (6.1) and the rear frame (6.2).
2. The rear-wheel steering integrated road roller as claimed in claim 1, wherein: the steering wheel assembly (7) comprises a rear wheel support (7.1), a first rear shaft (7.2) and a second rear shaft (7.3) are respectively arranged on two sides of the bottom end of the rear wheel support (7.1), the first rear shaft (7.2) and the second rear shaft (7.3) are coaxially arranged, a first semi-steel wheel (7.4) is arranged on the first rear shaft (7.2) in a rotating mode, a second semi-steel wheel (7.5) is arranged on the second rear shaft (7.3) in a rotating mode, a steering shaft (7.6) used for being connected with the rear rack (6.2) in a rotating mode is arranged at the top of the rear wheel support (7.1), and a hinged seat (7.7) is arranged on the steering shaft (7.6).
3. The rear-wheel steering integrated road roller as claimed in claim 2, wherein: the front wheel driving assembly comprises a hydraulic driving mechanism (4) and a front steel wheel (5), the front steel wheel (5) is installed on a front rack (6.1), and the hydraulic driving mechanism (4) is directly connected with the front steel wheel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833685.6U CN210657889U (en) | 2019-06-04 | 2019-06-04 | Rear wheel steering integrated road roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833685.6U CN210657889U (en) | 2019-06-04 | 2019-06-04 | Rear wheel steering integrated road roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210657889U true CN210657889U (en) | 2020-06-02 |
Family
ID=70818987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920833685.6U Active CN210657889U (en) | 2019-06-04 | 2019-06-04 | Rear wheel steering integrated road roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210657889U (en) |
-
2019
- 2019-06-04 CN CN201920833685.6U patent/CN210657889U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Rear wheel steering integrated roller Effective date of registration: 20211202 Granted publication date: 20200602 Pledgee: Bank of China Limited Jining Branch Pledgor: JINING FURUIDE MACHINERY MANUFACTURING CO.,LTD. Registration number: Y2021980013857 |