CN210971258U - Steering mechanism for vehicle - Google Patents
Steering mechanism for vehicle Download PDFInfo
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- CN210971258U CN210971258U CN201921428678.4U CN201921428678U CN210971258U CN 210971258 U CN210971258 U CN 210971258U CN 201921428678 U CN201921428678 U CN 201921428678U CN 210971258 U CN210971258 U CN 210971258U
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Abstract
The utility model discloses a steering mechanism for vehicle, include: the rocking arm shaft assembly penetrates through the first shell, the transmission piece is meshed and matched with the rocking arm shaft assembly to drive the rocking arm shaft assembly to rotate, the adjusting assembly is movably arranged on the first shell, and one end of the adjusting assembly abuts against the rocking arm shaft or the transmission piece to adjust a meshing gap between the transmission piece and the rocking arm shaft assembly. The utility model discloses a steering mechanism for vehicle removes adjustment assembly on the first casing, under the state of adjustment assembly butt on driving medium or rocking arm axle subassembly, continues to remove adjustment assembly, makes adjustment assembly drive driving medium and rocking arm axle subassembly relative movement to realize adjusting the effect in meshing clearance between driving medium and the rocking arm axle subassembly, thereby make the power transmission of driving medium and rocking arm axle subassembly more stable.
Description
Technical Field
The utility model belongs to the technical field of the vehicle and specifically relates to a steering mechanism for vehicle is related to.
Background
The vehicle needs to be realized by rotating the rocker arm shaft in the steering process, in the related art, the rocker arm shaft is driven to rotate by meshing the transmission piece with the rocker arm shaft, however, after the vehicle is used for a long time, the meshing clearance between the transmission piece and the rocker arm shaft can be changed, so that the force transmission between the transmission piece and the rocker arm shaft is unstable, and the steering of the vehicle is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.
Therefore, the utility model provides a steering mechanism for vehicle to the meshing clearance between regulation driving medium and the rocking arm axle subassembly.
According to the utility model discloses a steering mechanism for vehicle, include: the rocker arm shaft assembly is arranged on the first shell in a penetrating mode, the transmission piece is meshed and matched with the rocker arm shaft assembly to drive the rocker arm shaft assembly to rotate, the adjusting assembly is movably arranged on the first shell, and one end of the adjusting assembly is abutted against the rocker arm shaft assembly or the transmission piece to adjust meshing gaps between the transmission piece and the rocker arm shaft assembly.
According to the utility model discloses a steering mechanism for vehicle removes the adjusting part on the first casing, under the state of adjusting part butt on driving medium or rocking arm axle subassembly, continues to remove the adjusting part, makes adjusting part drive driving medium and rocking arm axle subassembly relative movement to realize adjusting the effect in meshing clearance between driving medium and the rocking arm axle subassembly, thereby make the power transmission of driving medium and rocking arm axle subassembly more stable.
In some embodiments of the present invention, the rocker shaft assembly is provided with a blind hole, and the adjusting assembly extends into the blind hole to push the rocker shaft to move.
In some embodiments of the present invention, the adjusting assembly includes an adjusting bolt, the adjusting bolt is screwed on the first housing, and a bolt head of the adjusting bolt is rotatably connected in the blind hole.
In some embodiments of the present invention, a limiting member is connected in the blind hole, and the bolt head is located between the limiting member and the bottom surface of the blind hole.
In some embodiments of the present invention, a sliding gasket is provided between the bottom surface of the blind hole and the bolt head.
The utility model discloses an in some embodiments, be equipped with the installing port on the first casing, be connected with the end cover on the installing port, adjusting part connects on the end cover.
In some embodiments of the present invention, the rocker shaft assembly comprises a rocker shaft and a first bevel gear sleeved on the rocker shaft; the transmission part comprises a transmission shaft and a second bevel gear sleeved on the transmission shaft, and the first bevel gear is meshed with the second bevel gear.
In some embodiments of the present invention, the number of teeth of the second bevel gear is not less than the number of teeth of the first bevel gear.
In some embodiments of the present invention, the steering mechanism further comprises; one-level speed reduction subassembly, second grade speed reduction subassembly and input shaft, the one-level speed reduction subassembly sets up in the second casing, the second grade speed reduction subassembly sets up in the third casing, the one end of third casing with the second casing is connected, the other end of third casing with first casing is connected, the input shaft is worn to locate the second casing, the input shaft through one-level speed reduction subassembly with the input of second grade speed reduction subassembly is connected, the transmission shaft is connected the output of second grade speed reduction subassembly.
In some embodiments of the present invention, the first-stage speed reduction assembly includes a worm wheel and a worm, the worm is engaged with the worm wheel to drive the worm wheel to rotate, the input shaft is connected to one end of the worm wheel, and the input end of the second-stage speed reduction assembly is connected to the other end of the worm wheel.
In some embodiments of the present invention, the secondary reduction assembly is a planetary reduction gear.
In some embodiments of the present invention, the sun gear of the planetary reduction gear is the input end, and the planet carrier of the planetary reduction gear is the output end.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a cross-sectional view of a steering mechanism according to an embodiment of the present invention;
fig. 2 is a schematic view of the primary speed reducing assembly according to the embodiment of the present invention in a state of being engaged with the driving member.
Reference numerals:
100. a steering mechanism;
1. a first housing; 11. an end cap;
2. a rocker arm shaft assembly; 21. a rocker shaft; 211. a first bearing; 22. a first bevel gear;
3. a transmission member; 31. a drive shaft; 32. a second bevel gear;
4. a secondary planetary reducer; 41. a primary sun gear; 42. a primary planet carrier; 43. a primary annular gear; 44. a secondary sun gear; 45. a secondary planet carrier; 46. a secondary annular gear;
5. an adjustment assembly; 51. adjusting the bolt; 511. positioning a nut; 52. a limiting member; 53. a sliding gasket;
6. a first-stage speed reduction assembly; 61. a second housing; 62. a worm gear; 63. a worm;
7. a third housing;
8. an input shaft; 81. an elastic connecting member; 82. a sensor;
9. a drive member.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A steering mechanism 100 for a vehicle having a steering wheel according to an embodiment of the present invention is described below with reference to fig. 1 to 2, the steering mechanism 100 being connected to the steering wheel through a steering column.
According to the utility model discloses a steering mechanism 100 for vehicle, include: the rocker arm assembly comprises a first shell 1, a rocker arm shaft assembly 2, a transmission piece 3 and an adjusting assembly 5, wherein the rocker arm shaft assembly 2 penetrates through the first shell 1, the transmission piece 3 is meshed and matched with the rocker arm shaft assembly 2 to drive the rocker arm shaft assembly 2 to rotate, the adjusting assembly 5 is movably arranged on the first shell 1, and one end of the adjusting assembly 5 is abutted against the rocker arm shaft assembly 2 or the transmission piece 3 to adjust a meshing gap between the transmission piece 3 and the rocker arm shaft assembly 2.
Specifically, the transmission member 3 is meshed with the rocker shaft assembly 2 to drive the rocker shaft assembly 2 to rotate so as to achieve the effect of vehicle steering, when the meshing gap between the transmission member 3 and the rocker shaft assembly 2 needs to be adjusted, the adjusting assembly 5 on the first shell 1 is moved, and the adjusting assembly 5 is continuously moved in a state that the adjusting assembly 5 is abutted to the transmission member 3 or the rocker shaft assembly 2, so that the transmission member 3 and the rocker shaft assembly 2 are driven to relatively move so as to achieve the effect of adjusting the meshing gap between the transmission member 3 and the rocker shaft assembly 2. It will be appreciated that the adjustment assembly 5 may be provided on the first housing 1 in any manner, for example, the adjustment assembly 5 may be rotatably provided on the first housing 1, and the adjustment assembly 5 may be moved relative to the first housing 1 when the adjustment assembly 5 is rotated, or the adjustment assembly 5 and the first housing 1 may be in a sliding fit relationship.
According to the utility model discloses a steering mechanism 100 for vehicle removes adjusting part 5 on the first casing 1, under the state of adjusting part 5 butt on driving medium 3 or rocking arm axle subassembly 2, continues to remove adjusting part 5, makes adjusting part 5 drive driving medium 3 and rocking arm axle subassembly 2 relative movement to realize the effect of adjusting the meshing clearance between driving medium 3 and the rocking arm axle subassembly 2, thereby makes the power transmission of driving medium 3 and rocking arm axle subassembly 2 more stable.
In some embodiments of the present invention, the rocker shaft assembly 2 is provided with a blind hole, and the adjusting assembly 5 extends into the blind hole to push the rocker shaft 21 to move. That is, the adjustment assembly 5 is inserted into the blind hole of the rocker shaft assembly 2 so that when the adjustment assembly 5 is moved, the adjustment assembly 5 can be moved in the blind hole, thereby enabling the adjustment assembly 5 to better engage with the rocker shaft assembly 2 so as to adjust the backlash between the transmission member 3 and the rocker shaft assembly 2.
As shown in fig. 1, in some embodiments of the present invention, the adjusting assembly 5 includes an adjusting bolt 51, the adjusting bolt 51 is screwed on the first housing 1, and a bolt head of the adjusting bolt 51 is rotatably connected in the blind hole. That is, by screwing the adjusting bolt 51 on the first housing 1, the bolt head of the adjusting bolt 51 extends into the blind hole, and the bolt head can freely rotate in the blind hole, so as to avoid the bolt head from interfering with the rotation of the rocker shaft assembly 2, when the meshing gap between the transmission member 3 and the rocker shaft assembly 2 needs to be adjusted, the adjusting bolt 51 on the first housing 1 is rotated to move the adjusting bolt 51 in the axial direction, and in a state that the bolt head of the adjusting bolt 51 abuts against the bottom surface of the blind hole, the adjusting bolt 51 is continuously rotated to enable the adjusting bolt 51 to push the rocker shaft assembly 2 to move in the axial direction, so as to achieve the effect of adjusting the meshing gap between the transmission member 3 and the rocker shaft assembly 2.
As shown in fig. 1, in some embodiments of the present invention, a limiting member 52 is connected in the blind hole, and the bolt head is located between the limiting member 52 and the bottom surface of the blind hole. That is to say, the limiting member 52 limits the bolt head between the limiting member 52 and the bottom surface of the blind hole, so as to prevent the bolt head from being separated from the blind hole, and when the adjusting bolt 51 moves axially, the bolt head can abut against the limiting member 52 or the blind hole, so as to drive the rocker arm shaft assembly 2 to move axially, so as to adjust the meshing gap between the transmission member 3 and the rocker arm shaft assembly 2 better, so that the torque output is more stable, and the stability of the vehicle during steering is improved.
In some embodiments of the present invention, the limiting member 52 may be a slotted nut screwed in the blind hole, and the bolt head is located between the slotted nut and the bottom surface of the blind hole, so as to adjust the distance between the bottom surfaces of the slotted nut and the blind hole by rotating the slotted nut, so that the bolt head can be better installed in the blind hole.
In some embodiments of the present invention, the adjusting bolt 51 is screwed with a positioning nut 511, and the adjusting bolt 51 is fixed on the first housing 1 by the positioning nut 511, so as to ensure that the adjusting bolt 51 can be stably connected on the first housing 1 when the engagement gap between the transmission member 3 and the rocker shaft assembly 2 is not required to be adjusted.
As shown in fig. 1, in some embodiments of the present invention, a sliding washer 53 is provided between the bottom surface of the blind hole and the bolt head. That is, the sliding washer 53 is connected to the bottom surface of the blind hole, and a coating layer with a low friction coefficient may be provided on the surface of the sliding washer 53, so that the bolt head can be rotated better when it abuts on the sliding washer 53.
As shown in fig. 1, in some embodiments of the present invention, a mounting opening is formed on the first casing 1, an end cover 11 is connected to the mounting opening, and the adjusting assembly 5 is connected to the end cover 11. That is, a mounting opening may be formed in a side wall of the first housing 1 so as to facilitate mounting of the rocker shaft assembly 2 into the first housing 1, and the end cap 11 may be sealingly coupled to the mounting opening so as to prevent external dust from entering the first housing 1, and the adjustment assembly 5 may be coupled to the end cap 11 so as to facilitate mounting of the adjustment assembly 5.
As shown in fig. 1, in some embodiments of the present invention, two first bearings 211 are disposed on the rocker shaft assembly 2 at intervals, wherein one of the first bearings 211 is connected between the rocker shaft assembly 2 and the end cover 11, and the other first bearing 211 is connected between the rocker shaft assembly 2 and the first housing 1, so that the rocker shaft assembly 2 can rotate more smoothly. Further, a sealing member is hermetically disposed between the first housing 1 and the rocker shaft assembly 2, and the sealing member is located outside the first bearing 211, so as to prevent dry friction between the transmission member 3 and the rocker shaft assembly 2 due to oil leakage of the first housing 1.
As shown in fig. 1, in some embodiments of the present invention, the rocker shaft assembly 2 includes a rocker shaft 21 and a first bevel gear 22 disposed on the rocker shaft 21, the transmission member 3 includes a transmission shaft 31 and a second bevel gear 32 disposed on the transmission shaft 31, and the first bevel gear 22 and the second bevel gear 32 are engaged with each other. That is, the second bevel gear 32 on the transmission shaft 31 meshes with the first bevel gear 22 on the rocker arm shaft 21 to drive the rocker arm shaft 21 to rotate, so as to achieve the effect of steering the vehicle.
It should be noted that the rocker shaft 21 is used as the output part of the steering mechanism 100, the rocker shaft 21 is connected with the vertical arm of the vehicle through splines, and the vertical arm is connected with the drag link, so as to overcome the resistance moment of the tires of the vehicle during steering, and ensure that the vehicle can be steered smoothly.
In some embodiments of the present invention, the number of teeth of the second bevel gear 32 is not less than the number of teeth of the first bevel gear 22. That is, when the number of teeth of the first bevel gear 22 is the same as that of the second bevel gear 32, the second bevel gear 32 on the transmission shaft 31 is engaged with the first bevel gear 22 on the rocker arm shaft 21, so that the transmission shaft 31 can drive the rocker arm shaft 21 to rotate after the direction is changed by the transmission of the first bevel gear 22 and the second bevel gear 32, thereby achieving the effect of steering the vehicle.
When the number of teeth of the second bevel gear 32 is greater than that of the first bevel gear 22, the first bevel gear 22 and the second bevel gear 32 rotate in a meshing manner, the meshing linear speeds are equal, the rotating speeds of the first bevel gear 22 and the second bevel gear 32 are unequal due to different numbers of teeth, and the rotating speed ratio is the inverse value of the gear ratio, so that when the transmission shaft 31 is meshed with the second bevel gear 32 through the first bevel gear 22 to drive the rocker shaft 21 to rotate, the direction of the force can be changed through the transmission of the first bevel gear 22 and the second bevel gear 32, the purpose of steering the vehicle is achieved, and the effects of reducing speed and increasing torque can be achieved through different numbers of teeth of the first bevel gear 22 and the second bevel gear 32.
As shown in fig. 1 and 2, in some embodiments of the present invention, the steering mechanism 100 further comprises; one-level speed reduction subassembly 6, second grade speed reduction subassembly and input shaft 8, one-level speed reduction subassembly 6 sets up in second casing 61, second grade speed reduction subassembly sets up in third casing 7, the one end and the second casing 61 of third casing 7 are connected, the other end and the first casing 1 of third casing 7 are connected, second casing 61 is worn to locate by input shaft 8, input shaft 8 is connected with the input of second grade speed reduction subassembly through one-level speed reduction subassembly 6, the output at second grade speed reduction subassembly is connected to transmission shaft 31.
Specifically, the steering wheel can be connected with input shaft 8 through steering column, and one-level speed reduction subassembly 6 can carry out the first time and reduce the speed and increase the back of turning round to driving piece 9, and the rethread is connected the second grade speed reduction subassembly on one-level speed reduction subassembly 6 and is carried out the second time and reduce the speed and increase the back of turning round, drives transmission shaft 31 at last and rotates to make transmission shaft 31 can drive rocking arm axle 21 better and rotate.
In addition, through installing one-level speed reduction subassembly 6 in second casing 61, second grade speed reduction subassembly is installed in third casing 7, and rocker shaft subassembly 2 wears to establish in first casing 1 to make one-level speed reduction subassembly 6, second grade speed reduction subassembly and rocker shaft subassembly 2 be three relatively independent modules, thereby make every solitary module homoenergetic carry out solitary assembly, accomplish the assembly back at three modules, carry out the equipment of steering mechanism 100 again, in order to improve assembly efficiency.
As shown in fig. 1 and 2, in some embodiments of the present invention, the primary speed reduction assembly 6 includes a worm wheel 62 and a worm 63, the worm 63 is engaged with the worm wheel 62 to drive the worm wheel 62 to rotate, the input shaft 8 is connected to one end of the worm wheel 62, and the input end of the secondary speed reduction assembly is connected to the other end of the worm wheel 62. That is to say, the driving element 9 can drive the worm 63 to rotate, so that the worm 63 is meshed with the worm wheel 62 to drive the worm wheel 62 to rotate, so as to achieve the effect of first speed reduction and torque increase, and achieve the purpose of assisting the vehicle to steer.
As shown in fig. 1, in some embodiments of the present invention, a sensor 82 is connected to the input shaft 8, the sensor 82 is used for detecting a relative rotation angle between the input shaft 8 and the worm wheel 62, the driving member 9 is electrically connected to the sensor 82, and the driving member 9 controls a rotation angle of the transmission member 3 according to a detection result of the sensor 82. That is, when the sensor 82 first detects that the input shaft 8 and the worm wheel 62 rotate relatively, the sensor 82 transmits the detection result to the controller, and the controller performs calculation according to the received detection result, so as to control the current and the torque of the driving member 9, thereby realizing the assisting forces with different magnitudes and different directions.
As shown in fig. 1, in some embodiments of the present invention, an elastic connection member 81 is disposed inside the input shaft 8 or the worm wheel 62, one end of the elastic connection member 81 is connected to the input shaft 8, and the other end of the elastic connection member 81 is connected to the worm wheel 62. That is, by providing the elastic connection member 81 in the input shaft 8 such that both ends of the elastic connection member 81 are connected to the input shaft 8 and the worm wheel 62, respectively, the elastic connection member 81 may be twisted when the input shaft 8 and the worm wheel 62 are relatively rotated, thereby reinforcing the connection strength between the input shaft 8 and the worm wheel 62 to make the rotation between the input shaft 8 and the worm wheel 62 more stable.
The utility model discloses a in some embodiments, be equipped with the through-hole in the input shaft 8, elastic connection spare 81 sets up in this through-hole, and elastic connection spare 81 can adopt the spring steel to make, and elastic connection spare 81's one end is passed through the pin and is connected with input shaft 8, and elastic connection spare 81's the other end passes through the spline and is connected with worm wheel 62 to when making input shaft 8 and worm wheel 62 rotate relatively, through elastic connection spare 81's connection so that the rotation between input shaft 8 and the worm wheel 62 is more stable.
In some embodiments of the present invention, the secondary reduction assembly is a planetary reduction gear. That is to say, the second-stage speed reduction assembly can adopt the planetary reducer to reduce speed and increase torque, so that the second-stage speed reduction assembly can better drive the transmission shaft 31 to rotate, and the transmission shaft 31 can better drive the rocker arm shaft 21 to rotate, so as to achieve the effect of vehicle steering.
As shown in fig. 1, in some embodiments of the present invention, the sun gear of the planetary gear set is the input end, and the planet carrier of the planetary gear set is the output end. Specifically, the planetary reducer may be a secondary planetary reducer 4, the secondary planetary reducer 4 including a primary sun gear 41, a plurality of primary planet gears, a primary planet carrier 42, a primary ring gear 43, a secondary sun gear 44, a plurality of secondary planet gears, a secondary planet carrier 45, and a secondary ring gear 46;
wherein, the primary ring gear 43 and the secondary ring gear 46 are installed in the third housing 7 through a plurality of cylindrical pins, the primary sun gear 41 is used as an input end, the primary sun gear 41 is connected with the worm wheel 62, the primary sun gear 41 is engaged with the primary ring gear 43 through a plurality of primary planet gears, the plurality of primary planet gears are all arranged on the primary planet carrier 42 to drive the primary planet carrier 42 to rotate, thereby realizing the speed reduction of the primary, the primary planet carrier 42 is connected with the secondary sun gear 44, the secondary sun gear 44 is engaged with the secondary ring gear 46 through a plurality of secondary planet gears, the plurality of secondary planet gears are all arranged on the secondary planet carrier 45 to drive the secondary planet carrier 45 to rotate, the secondary planet carrier 45 is used as an output end, the secondary planet carrier 45 is connected with the transmission.
It will be appreciated that the first reduction is achieved by the gear ratio between the first sun gear 41 and the first planet gears, while the first planet carrier 42 drives the second sun gear 44 to rotate, the second sun gear 44 is engaged with the second annulus gear 46 by a plurality of second planet gears, the second reduction is achieved by the gear ratio between the second sun gear 44 and the second planet gears, and the second planet carrier 45 drives the transmission member 3 to rotate, so as to achieve the second reduction effect on the driving member 9.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A steering mechanism for a vehicle, comprising:
a first housing;
the rocker shaft assembly penetrates through the first shell;
the transmission piece is meshed and matched with the rocker arm shaft assembly to drive the rocker arm shaft assembly to rotate;
the adjusting assembly is movably arranged on the first shell, and one end of the adjusting assembly is abutted against the rocker arm shaft assembly or the transmission piece so as to adjust the meshing clearance between the transmission piece and the rocker arm shaft assembly.
2. The steering mechanism for a vehicle of claim 1, wherein the rocker shaft assembly defines a blind bore, and wherein the adjustment assembly extends into the blind bore to urge the rocker shaft to move.
3. The steering mechanism for a vehicle according to claim 2,
the adjusting assembly comprises an adjusting bolt, the adjusting bolt is in threaded connection with the first shell, and a bolt head of the adjusting bolt is rotatably connected in the blind hole.
4. The steering mechanism for a vehicle according to claim 3, wherein a stopper is connected within the blind hole, and the bolt head is located between the stopper and a bottom surface of the blind hole.
5. The steering mechanism for a vehicle according to claim 3, wherein a sliding washer is provided between a bottom surface of the blind hole and the bolt head.
6. The steering mechanism for the vehicle of claim 1, wherein the first housing is provided with a mounting opening, an end cap is connected to the mounting opening, and the adjusting assembly is connected to the end cap.
7. The steering mechanism for a vehicle of claim 1, wherein said rocker shaft assembly comprises a rocker shaft and a first bevel gear mounted on said rocker shaft;
the transmission part comprises a transmission shaft and a second bevel gear sleeved on the transmission shaft, and the first bevel gear is meshed with the second bevel gear.
8. The steering mechanism for a vehicle according to claim 7, characterized by further comprising;
the primary speed reducing assembly is arranged in the second shell;
the second-stage speed reduction assembly is arranged in a third shell, one end of the third shell is connected with the second shell, and the other end of the third shell is connected with the first shell;
the input shaft penetrates through the second shell, the input shaft is connected with the input end of the second-stage speed reduction assembly through the first-stage speed reduction assembly, and the transmission shaft is connected with the output end of the second-stage speed reduction assembly.
9. The steering mechanism for a vehicle according to claim 8, wherein the primary speed reduction assembly includes a worm wheel and a worm, the worm being engaged with the worm wheel to drive the worm wheel to rotate;
the input shaft is connected with one end of the worm wheel, and the input end of the secondary speed reduction assembly is connected with the other end of the worm wheel.
10. The steering mechanism for a vehicle according to claim 9, wherein the secondary speed reduction assembly is a planetary speed reducer, a sun gear of the planetary speed reducer being the input end, and a carrier of the planetary speed reducer being the output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428678.4U CN210971258U (en) | 2019-08-29 | 2019-08-29 | Steering mechanism for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428678.4U CN210971258U (en) | 2019-08-29 | 2019-08-29 | Steering mechanism for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210971258U true CN210971258U (en) | 2020-07-10 |
Family
ID=71422956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921428678.4U Active CN210971258U (en) | 2019-08-29 | 2019-08-29 | Steering mechanism for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210971258U (en) |
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2019
- 2019-08-29 CN CN201921428678.4U patent/CN210971258U/en active Active
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