CN216153500U - Double-steering wheel mechanism capable of realizing swinging function - Google Patents
Double-steering wheel mechanism capable of realizing swinging function Download PDFInfo
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- CN216153500U CN216153500U CN202122227614.1U CN202122227614U CN216153500U CN 216153500 U CN216153500 U CN 216153500U CN 202122227614 U CN202122227614 U CN 202122227614U CN 216153500 U CN216153500 U CN 216153500U
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Abstract
The utility model discloses a double-steering wheel mechanism capable of realizing a swinging function, which comprises a fixed support assembly and a wheel shaft assembly arranged below the fixed support assembly; the lower end of the fixed support assembly is connected with a pin shaft, the wheel shaft assembly comprises a wheel shaft body, a wheel shaft sleeve is arranged in the middle of the wheel shaft body, the wheel shaft body is connected with the pin shaft through the wheel shaft sleeve, the wheel shaft body is arranged perpendicular to the pin shaft, the wheel shaft body is rotationally connected with the fixed support assembly through the wheel shaft sleeve and the pin shaft, the wheel shaft assembly is rotationally connected with the fixed support assembly, and therefore a steering wheel mechanism with tires capable of swinging along with the road surface condition can be achieved, the mechanism can enhance the adaptability of a vehicle to uneven road surfaces through the left and right swinging of double wheels, reduce the landing condition of single wheels, and prolong the service life of a front wheel bearing; meanwhile, the 'beating' feeling of the steering wheel caused by the single-wheel landing condition can be reduced, and the driving comfort is improved.
Description
Technical Field
The utility model relates to the technical field of steering mechanisms, in particular to a double-steering wheel mechanism capable of realizing a swing function.
Background
A three-pivot electric tractor capable of towing 4-6 tons of goods is characterized in that a front wheel is generally formed by welding a mechanical steering and double-tire mechanism (as shown in figure 3) and a fixed support assembly and a wheel axle assembly. When the vehicle runs on a bumpy road or passes through a deceleration strip, two tires cannot swing along with the road, only one tire of the two tires contacts the ground, and the service life of a bearing of a front wheel is greatly shortened due to frequent occurrence of the condition; meanwhile, when the single wheel contacts the ground, the support reaction force is fed back to the steering wheel, so that the driver can feel that the steering wheel is beaten, and the driving comfort is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a dual steering wheel mechanism capable of performing a swing function, so as to solve the problems of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a double-steering wheel mechanism capable of realizing a swinging function comprises a fixed support assembly and a wheel shaft assembly arranged below the fixed support assembly;
the lower end of the fixed support assembly is connected with a pin shaft, the wheel shaft assembly comprises a wheel shaft body, a wheel shaft sleeve is arranged in the middle of the wheel shaft body, the wheel shaft body is connected with the pin shaft through the wheel shaft sleeve, the wheel shaft body is perpendicular to the pin shaft, and the wheel shaft body is rotatably connected with the fixed support assembly through the wheel shaft sleeve and the pin shaft.
As a further scheme of the utility model: the fixed support assembly comprises a support main body, the lower portion of the support main body is of a hollow structure, two pin shaft mounting holes are symmetrically formed in the lower end of the support main body, and two ends of each pin shaft are mounted in the pin shaft mounting holes through supporting bearings.
As a further scheme of the utility model: one side of the support main body is provided with a limiting part, and the limiting part is positioned at one end of the pin shaft.
As a further scheme of the utility model: the limiting part is of a limiting check ring structure, and the upper part of the limiting part is fixedly connected with the support main body through a fixing bolt.
As a further scheme of the utility model: the axle shaft sleeve is positioned above the axle body and is sleeved on the pin shaft.
As a further scheme of the utility model: the wheel shaft assembly is characterized in that a mounting plate is arranged on one side of the wheel shaft body, an adjusting portion is arranged on the outer side of the mounting plate, and the adjusting portion is located below the fixed support assembly.
As a further scheme of the utility model: the adjusting part comprises adjusting nuts fixedly connected with the mounting plate, the adjusting nuts are arranged in two horizontal symmetrical arrangements, the adjusting nuts are connected with adjusting bolts through threads, and the adjusting bolts are located below the fixing support assembly.
As a further scheme of the utility model: and a first steering wheel mounting flange and a second steering wheel mounting flange which are used for connecting steering wheels are respectively arranged at two ends of the wheel shaft body.
Compared with the prior art, the utility model has the beneficial effects that:
1. the wheel shaft assembly is rotatably connected with the fixed support assembly, so that the steering wheel mechanism with the tire capable of swinging along with the road surface condition can be realized, the mechanism can enhance the adaptability of a vehicle to uneven road surfaces through the left and right swinging of double wheels, the landing condition of a single wheel is reduced, and the service life of a front wheel bearing is prolonged; meanwhile, the 'hand-beating' feeling of the steering wheel caused by the single-wheel landing condition can be reduced, and the driving comfort is improved;
2. this application is through being provided with spacing adjusting bolt of usefulness in pivot one side, therefore the pivoted angle about adjusting bolt restriction shaft is passed through in the field, guarantees pivoted stationarity, and in addition, the biggest turned angle can also be adjusted through adjusting bolt to adapt to different operational environment, improve the universal performance of product.
Drawings
FIG. 1 is a front view of the steering structure of the present embodiment;
FIG. 2 is a sectional view taken along line A-A of FIG. 1 in accordance with the present embodiment;
fig. 3 is a schematic view of a steering wheel according to the prior art.
In the figure:
1-fixing a bracket assembly, 11-a bracket main body, 12-a fixing bolt, 13-a limiting part, 14-a pin shaft, 15-a pin shaft mounting hole and 16-a support bearing;
2-an axle assembly, 21-a rotating shaft sleeve, 22-an axle, 23-a mounting plate, 24-an adjusting nut, 25-an adjusting bolt, 26-a first steering wheel mounting flange and 26-a second steering wheel mounting flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, a dual-steering wheel mechanism capable of performing a swing function includes a fixed bracket assembly 1 and a wheel axle assembly 2 disposed below the fixed bracket assembly 1.
Fixed bolster assembly 1 includes support subject 11, support subject 11 lower part is hollow structure, 1 lower extreme of fixed bolster assembly is connected with round pin axle 14, two round pin axle mounting holes 15 have been seted up to support subject 11 lower extreme symmetry, install in round pin axle mounting hole 15 through support bearing 16 at the both ends of round pin axle 14, support subject 11 one side is equipped with spacing portion 13, spacing portion 13 is located the one end of round pin axle 14, spacing portion 13 is spacing retaining ring structure, fixing bolt 12 and support subject 11 fixed connection are passed through to spacing portion 13 top, and then can prevent round pin axle 14 along axial direction drunkenness.
The wheel shaft assembly 2 comprises a wheel shaft body 22, a first steering wheel mounting flange 26 and a second steering wheel mounting flange 27 which are used for being connected with steering wheels are respectively arranged at two ends of the wheel shaft body 22, a wheel shaft sleeve 21 is arranged in the middle of the wheel shaft body 22, the wheel shaft sleeve 21 is located above the wheel shaft body 22, the wheel shaft sleeve 21 is sleeved on a pin shaft 14, the wheel shaft body 22 is connected with the pin shaft 14 through the wheel shaft sleeve 21, the wheel shaft body 22 is vertically arranged with the pin shaft 14, and the wheel shaft body 22 is rotatably connected with the support main body 11 through the wheel shaft sleeve 21 and the pin shaft 14 so as to realize the function of swinging the wheel shaft body 22 left and right. Wheel shaft body 22 one side is provided with mounting panel 23, the mounting panel 23 outside is equipped with the regulation portion, the regulation portion is located support main part 11 below, the regulation portion include with mounting panel 23 fixed connection's adjusting nut 24, adjusting nut 24 is equipped with two and horizontal symmetrical arrangement, threaded connection has adjusting bolt 25 on adjusting nut 24, adjusting bolt 25 is located support main part 11 below, therefore when adjusting bolt 25 along with wheel shaft body 22 horizontal hunting to certain angle, the upper end of adjusting bolt 25 of the one end of upwards wobbling can contact support main part 11 lower extreme, and then the swing of restriction wheel shaft body 22, can also adjust the biggest angle of wheel shaft body 22 horizontal hunting through the position of adjusting bolt 25 on adjusting nut 24 simultaneously.
When the three-pivot electric tractor is used, the first steering wheel mounting flange 26 and the second steering wheel mounting flange 27 are respectively provided with a first steering tire and a second steering tire, in the process of driving of the three-pivot electric tractor, if the road is uneven, namely the ground heights below the two steering tires are different, in the embodiment, the ground height below the first steering tire is higher than the ground height below the second steering tire, under the working condition, the second steering tire is communicated with the second steering wheel mounting flange and has a downward moving trend, under the moving trend, the axle body 22 rotates around the pin shaft 14, namely, one end of the axle body 22 where the second steering wheel mounting flange 27 is located rotates downward, the other end rotates upward, so that the two ends of the axle body 22 are at different heights so as to adapt to the difference of the ground heights on the two sides and ensure that the writing tires on the two sides can all land, the single wheel is prevented from landing, and the service lives of the steering wheel, the wheel shaft body and the support bearing are prolonged. Meanwhile, the 'beating' feeling of the steering wheel caused by the single-wheel landing condition can be reduced, and the driving comfort is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The double-steering-wheel mechanism capable of realizing the swing function is characterized by comprising a fixed support assembly (1) and a wheel shaft assembly (2) arranged below the fixed support assembly (1);
the lower end of the fixed support assembly (1) is connected with a pin shaft (14), the wheel shaft assembly (2) comprises a wheel shaft body (22), a wheel shaft sleeve (21) is arranged in the middle of the wheel shaft body (22), the wheel shaft body (22) is connected with the pin shaft (14) through the wheel shaft sleeve (21), the wheel shaft body (22) is perpendicular to the pin shaft (14), and the wheel shaft body (22) is rotatably connected with the fixed support assembly (1) through the wheel shaft sleeve (21) and the pin shaft (14).
2. The double-steering-wheel mechanism capable of realizing the swinging function according to claim 1, wherein the fixed bracket assembly (1) comprises a bracket main body (11), the lower part of the bracket main body (11) is of a hollow structure, two pin shaft mounting holes (15) are symmetrically formed in the lower end of the bracket main body (11), and two ends of the pin shaft (14) are mounted in the pin shaft mounting holes (15) through support bearings (16).
3. The double-steering-wheel mechanism capable of realizing the swinging function according to claim 2, wherein a limiting part (13) is arranged on one side of the bracket main body (11), and the limiting part (13) is positioned at one end of the pin shaft (14).
4. The double-steering-wheel mechanism capable of realizing the swinging function according to claim 3, wherein the limiting portion (13) is a limiting retainer ring structure, and the upper part of the limiting portion (13) is fixedly connected with the bracket main body (11) through a fixing bolt (12).
5. The double-steering wheel mechanism capable of realizing the swinging function according to claim 1, wherein the axle sleeve (21) is positioned above the axle body (22), and the axle sleeve (21) is sleeved on the pin shaft (14).
6. The double-steering wheel mechanism capable of realizing the swinging function according to claim 1, characterized in that a mounting plate (23) is arranged on one side of the wheel axle body (22), and an adjusting part is arranged on the outer side of the mounting plate (23) and is positioned below the fixed bracket assembly (1).
7. The double-steering-wheel mechanism capable of realizing the swinging function according to claim 6, wherein the adjusting part comprises adjusting nuts (24) fixedly connected with the mounting plate (23), the adjusting nuts (24) are arranged in two horizontal symmetry, adjusting bolts (25) are connected to the adjusting nuts (24) in a threaded manner, and the adjusting bolts (25) are located below the fixed bracket assembly (1).
8. The double-steering-wheel mechanism capable of realizing the swinging function according to claim 1, wherein a first steering wheel mounting flange (26) and a second steering wheel mounting flange (27) for connecting steering wheels are respectively arranged at two ends of the wheel axle body (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122227614.1U CN216153500U (en) | 2021-09-14 | 2021-09-14 | Double-steering wheel mechanism capable of realizing swinging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122227614.1U CN216153500U (en) | 2021-09-14 | 2021-09-14 | Double-steering wheel mechanism capable of realizing swinging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216153500U true CN216153500U (en) | 2022-04-01 |
Family
ID=80849934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122227614.1U Active CN216153500U (en) | 2021-09-14 | 2021-09-14 | Double-steering wheel mechanism capable of realizing swinging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216153500U (en) |
-
2021
- 2021-09-14 CN CN202122227614.1U patent/CN216153500U/en active Active
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