CN209814091U - Knuckle, automobile drive axle and automobile - Google Patents
Knuckle, automobile drive axle and automobile Download PDFInfo
- Publication number
- CN209814091U CN209814091U CN201920116326.9U CN201920116326U CN209814091U CN 209814091 U CN209814091 U CN 209814091U CN 201920116326 U CN201920116326 U CN 201920116326U CN 209814091 U CN209814091 U CN 209814091U
- Authority
- CN
- China
- Prior art keywords
- knuckle
- swing arm
- arm mounting
- mounting hole
- lower swing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims description 31
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000035939 shock Effects 0.000 description 10
- 239000006096 absorbing agent Substances 0.000 description 9
- 239000000725 suspension Substances 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 239000000945 filler Substances 0.000 description 5
- 230000010354 integration Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Vehicle Body Suspensions (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model provides a knuckle, automobile drive axle and car. This knuckle includes: the body comprises a first end face and a second end face which are opposite; the upper swing arm mounting part is provided with an upper swing arm mounting hole; the lower swing arm mounting part is provided with a lower swing arm mounting hole; the upper swing arm mounting part and the lower swing arm mounting part are positioned on the second end surface; the axes of the upper swing arm mounting hole and the lower swing arm mounting hole are overlapped, and the axes have a kingpin inclination angle. The utility model discloses a knuckle rotates for last swing arm and lower swing arm, realizes turning to wheel hub, and this knuckle simple structure is small, and the automobile body inner space that occupies is little to light in weight.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to knuckle, automobile drive axle and car.
Background
The axle of the automobile is connected with the automobile body through a suspension, and wheels are installed at the two ends of the axle. The axle is used for bearing the load of the automobile and maintaining the normal running of the automobile on the road.
The axle and the driving structure of the existing axle system are separated, the driving mechanism is independently installed on the vehicle body, the steering knuckle is used for connecting the braking system and the steering system with the wheel hub, and the steering and braking of the wheel hub are realized.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a steering knuckle, this steering knuckle includes:
the body comprises a first end face and a second end face which are opposite;
the upper swing arm mounting part is provided with an upper swing arm mounting hole; and
the lower swing arm mounting part is provided with a lower swing arm mounting hole;
the upper swing arm mounting part and the lower swing arm mounting part are positioned on the second end surface;
the axes of the upper swing arm mounting hole and the lower swing arm mounting hole are overlapped, and the axes have a kingpin inclination angle.
Furthermore, the upper swing arm mounting part is provided with an upper swing arm mounting surface, and the lower swing arm mounting part is provided with a lower swing arm mounting surface;
the upper swing arm mounting surface is parallel to the lower swing arm mounting surface.
Furthermore, a transmission shaft mounting hole is formed in the body of the steering knuckle and penetrates through the first end face and the second end face of the body.
Further, the knuckle further comprises a knuckle arm mounting hole;
the knuckle arm is detachably connected with the knuckle through the knuckle arm mounting hole.
Furthermore, the knuckle arm is provided with a tie rod mounting hole, and the axis of the tie rod mounting hole is perpendicular to the axis of the transmission shaft mounting hole.
Furthermore, the tie rod mounting hole of the knuckle arm is a taper hole.
Furthermore, the body of the steering knuckle is provided with a hub connecting hole for being connected with the inner ring of the hub.
Further, the knuckle is provided with a caliper mounting hole for mounting a caliper to the knuckle.
An embodiment of the present application further provides an automobile drive axle, which includes:
the automobile drive axle is arranged in bilateral symmetry relative to the driving mechanism;
the wheel hub is connected with the driving mechanism through a transmission shaft; and
in the steering knuckle, the steering knuckle is sleeved on the outer wall surface of the transmission shaft and is fixedly connected with the inner ring of the hub.
Embodiments of the present application also provide an automobile, which includes the above-mentioned knuckle.
According to the above technical scheme, the utility model discloses a knuckle rotates for last swing arm and lower swing arm, realizes wheel hub's steering, and this knuckle simple structure is small, and the automobile body inner space that occupies is little to light in weight.
Drawings
The following drawings are only schematic illustrations and explanations of the present invention, and do not limit the scope of the present invention.
Fig. 1 is a perspective view of a knuckle according to an embodiment of the present invention.
Fig. 2 is a front view of a knuckle according to an embodiment of the present invention.
Fig. 3 is a left side view of the knuckle according to the embodiment of the present invention.
Fig. 4 is a schematic view of an automobile drive axle according to an embodiment of the present invention.
Wherein: 1-a driving mechanism, 2-a steering knuckle, 3-a transmission shaft, 4-a hub, 5-a rocker arm, 6-a rocker arm bracket, 7-a steering tie rod, 8-an air bag, 9-a steering knuckle arm, 10-an upper swing arm, 11-a lower swing arm, 12-a brake caliper, 13-a brake air chamber and 14-a shock absorber;
101-a rate adjustment unit;
20-body, 201-transmission shaft mounting hole, 202-upper swing arm mounting part, 202 a-upper swing arm mounting hole, 202 b-upper swing arm mounting surface, 203-lower swing arm mounting part, 203 a-lower swing arm mounting hole, 203 b-lower swing arm mounting surface, 204-first end surface, 205-second end surface, 206-knuckle arm mounting hole, 207-hub connecting hole, 208-brake caliper mounting hole and 209-oil filler hole;
901-tie rod mounting hole, alpha-kingpin inclination.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings, in which like reference numerals refer to like parts in the drawings.
"exemplary" means "serving as an example, instance, or illustration" herein, and any illustration, embodiment, or steps described as "exemplary" herein should not be construed as a preferred or advantageous alternative.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled.
In this document, "upper", "lower", "front", "rear", "left", "right", and the like are used only to indicate relative positional relationships between relevant portions, and do not limit absolute positions of the relevant portions.
In this document, "first", "second", and the like are used only for distinguishing one from another, and do not indicate the degree and order of importance, the premise that each other exists, and the like.
In this context, "equal", "same", etc. are not strictly mathematical and/or geometric limitations, but also include tolerances as would be understood by a person skilled in the art and allowed for manufacturing or use, etc. Unless otherwise indicated, numerical ranges herein include not only the entire range within its two endpoints, but also several sub-ranges subsumed therein.
In order to solve the technical problems of large occupied space and heavy weight of the steering knuckle in the prior art, in one example, as shown in fig. 1 to 3, the steering knuckle 2 includes:
a body 20, the body 20 including opposing first and second end faces 204, 205;
an upper swing arm mounting part 202, wherein the upper swing arm mounting part 202 is provided with an upper swing arm mounting hole 202 a; and
a lower swing arm mounting part 203, wherein the lower swing arm mounting part 203 is provided with a lower swing arm mounting hole 203 a;
wherein, the upper swing arm mounting part 202 and the lower swing arm mounting part 203 are located on the second end surface 205;
the axes of the upper swing arm mounting hole 202a and the lower swing arm mounting hole 203a coincide, and the axes have a kingpin inclination angle α.
The upper swing arm mounting hole 202a of the upper swing arm mounting portion 202 of the knuckle 2 is used for mounting the upper swing arm 10, the lower swing arm mounting hole 203a of the lower swing arm mounting portion 203 is used for mounting the lower swing arm 11, the axes of the upper swing arm mounting hole 202a and the lower swing arm mounting hole 203a coincide, the knuckle 2 is rotatable relative to the upper swing arm 10 and the lower swing arm 11, the knuckle 2 rotates relative to the upper swing arm 10 and the lower swing arm 11 around the axis because the axes of the upper swing arm mounting hole 202a and the lower swing arm mounting hole 203a coincide and the axis has a kingpin inclination angle α, and the knuckle 2 rotates with an inclination angle, namely the kingpin inclination angle α.
In the prior art, the steering knuckle has a complex structure, a large volume, a large weight and a large occupied space of a vehicle body, so that the integration level of the vehicle body is low. The embodiment of the utility model provides an in, knuckle 2 rotates for virtual king pin to there is not the king pin of time for knuckle 2 realizes turning to wheel hub 4, and this knuckle 2 simple structure has saved actual king pin, therefore small, and the automobile body inner space who occupies is little, and light in weight.
The upper swing arm mounting hole 202a and the lower swing arm mounting hole 203a may be stepped holes, pin shafts are mounted in the stepped holes, and bearings are provided between the pin shafts and the stepped holes to realize relative rotation of the pin shafts and the stepped holes, so that the knuckle 2 can rotate relative to the upper swing arm 10 and the lower swing arm 11.
In an optional example, oil filler point 209 has all been seted up to the lateral wall of this upper swing arm mounting hole 202a and lower swing arm mounting hole 203a, and this oil filler point 209 is used for lubricating the downthehole bearing of ladder, and when the vehicle normal operating, uses to block up and seals this oil filler point 209, only need open this when needs maintain and block up and can pass through oil filler point 209 to the bearing oiling, guarantees the lubricating property of bearing, improves the life of bearing.
Specifically, the upper swing arm mounting portion 202 is provided with an upper swing arm mounting surface 202b, the lower swing arm mounting portion 203 is provided with a lower swing arm mounting surface 203b, the upper swing arm mounting surface 202b and the lower swing arm mounting surface 203b are arranged in parallel, the upper swing arm mounting surface 202b is used for mounting the upper swing arm 10, the lower swing arm mounting surface 203b is used for mounting the lower swing arm 11, and the upper swing arm 10 and the lower swing arm 11 after the mounting is completed are arranged in parallel, so that the knuckle 2 can rotate relative to the upper swing arm 10 and the lower swing arm 11 at the same time.
Further, the main body 20 of the knuckle 2 is provided with a transmission shaft mounting hole 201, and the transmission shaft mounting hole 201 penetrates between a first end surface 204 and a second end surface 205 of the main body 20. The driving shaft mounting hole 201 is used for mounting the driving shaft 3, the driving shaft 3 passes through the knuckle 2 to be connected with the hub 4, and preferably, a gap exists between the knuckle 2 and the hub 4 so that the knuckle 2 does not contact with the hub 4, so that the knuckle 2 does not interfere with the driving shaft 3 when the driving shaft 3 drives the hub 4 to rotate.
In one example, the knuckle 2 further includes a knuckle arm mounting hole 206;
the knuckle arm 9 is detachably connected to the knuckle 2 through a knuckle arm mounting hole 206;
the knuckle arm 9 is provided with a tie rod mounting hole 901, and an axis of the tie rod mounting hole 901 is perpendicular to an axis of the transmission shaft mounting hole 201.
The knuckle arm 9 is detachably connected to the knuckle 2, preferably by a bolt. The knuckle 2 is connected with a tie rod 7 through a knuckle arm 9, so that the tie rod 7 can drive the knuckle 2 to realize steering of the hub 4, and the axis of the tie rod mounting hole 901 is perpendicular to the axis of the transmission shaft mounting hole 201, thereby facilitating the installation of the knuckle arm 9 and the tie rod 7.
In an alternative embodiment, the tie rod mounting hole 901 of the knuckle arm 9 is a tapered hole, that is, the knuckle arm 9 and the tie rod 7 are connected by a tapered pin, and the tapered pin is connected firmly, so that after the installation is completed, the knuckle arm 9 and the tie rod 7 are connected firmly, and the tie rod 7 cannot be pulled out from the tie rod mounting hole 901 of the knuckle arm 9 in the use process.
In one example, the body 20 of the knuckle 2 is opened with a hub connection hole 207, the hub connection hole 207 penetrates through the first end surface 204 and the second end surface 205, so that the knuckle 2 is bolted to the inner ring of the hub 4, and the first end surface 204 of the knuckle 2 contacts the hub 4, and the knuckle 2 is fixedly connected to the inner ring of the hub 4, so that the steering of the hub 4 is realized through the knuckle 2.
In an alternative example, the hub connection hole 207 is opened in the circumferential direction of the transmission shaft mounting hole 201, the hub connection hole 207 is used for connecting the knuckle 2 with the inner ring of the hub 4, the hub connection hole 207 is opened in the circumferential direction of the transmission shaft mounting hole 201, the volume of the knuckle 2 can be saved, the volume of the knuckle 2 is made as small as possible, and preferably, a part of the hub connection hole 207 can be overlapped with the knuckle arm mounting hole 206, that is, the hub connection hole 207 can be used for mounting the knuckle arm 9, so that the volume of the knuckle 2 occupied by the hub connection hole 207 and the knuckle arm mounting hole 206 is further reduced, and the integration degree of the knuckle 2 is high.
Further, the knuckle 2 is further provided with a caliper mounting hole 208, the caliper mounting hole 208 is used for mounting the caliper 12 on the knuckle 2 to realize braking on the wheel hub 4, and preferably, the caliper mounting hole 208 includes three caliper mounting holes 208 located at the upper part of the knuckle 2 and two caliper mounting holes 208 located at the lower part of the knuckle 2.
As shown in fig. 4, the embodiment of the present invention further provides an automobile drive axle, which includes:
a drive mechanism 1, wherein the drive mechanism 1 provides a driving force for driving an automobile, and the automobile drive axle is arranged symmetrically left and right relative to the drive mechanism 1;
a hub 4, wherein the hub 4 is connected with the driving mechanism 1 through a transmission shaft 3; and
the steering knuckle 2 is sleeved on the outer wall surface of the transmission shaft 3 and fixedly connected with the inner ring of the hub 4;
wherein the steering knuckle 2 is connected with the automobile suspension to realize the steering and braking of the automobile.
It can be understood that the driving mechanism 1 drives the hub 4 of the automobile to move forward, the driving mechanism 1 is positioned in the middle of the advancing direction of the automobile, so that the left side and the right side of the automobile are symmetrical relative to the driving mechanism 1, and the symmetrical arrangement prevents the automobile from being overweight under the action of the self weight; the hub 4 is directly connected with the driving mechanism 1 through the transmission shaft 3, namely the output end of the driving mechanism 1 directly drives the hub 4 through the transmission shaft 3, and the connection mode omits a connecting rod structure between the hub 4 and the driving mechanism 1, so that the automobile drive axle occupies small space of an automobile body; in the prior art, an axle is connected with a hub 4, the axle transmits power to the hub 4 and drives the hub 4 to rotate, transmission shafts 3 on the left side and the right side of the automobile driving axle in the application play a role of the axle, the hub 4 is driven to rotate through the transmission shafts 3, and the weight of the driving axle is reduced under the condition of reducing the occupied volume; the steering knuckle 2 is connected with an automobile suspension, and steering and braking of a vehicle are achieved through the automobile suspension.
Wheels are installed at two ends of an axle in the prior art, the axle is separated from a driving structure, the driving mechanism is installed on an automobile body independently, the driving mechanism and the axle are connected to occupy a large space of the automobile body, and the whole suspension is heavy, so that the automobile body and the axle need to meet higher strength requirements. In the embodiment of the application, the axle of the automobile drive axle is used as the power of the transmission shaft 3 for transmitting the driving mechanism 1 to the wheel hub 4, and the wheel hub 4 is driven to rotate through the transmission shaft 4, so that the space in the automobile body is saved, the weight of the drive axle is reduced, and the strength requirements on the automobile body and the axle are reduced.
Specifically, the drive mechanism 1 includes:
an electric motor; and
a speed adjusting unit 101, wherein the speed adjusting unit 101 is connected with the motor;
wherein, the motor and the speed adjusting unit 101 are both mounted on the vehicle body, and the output end of the speed adjusting unit 101 is connected with the transmission shaft 3.
In actual use, the motor operates to provide power, the power is transmitted to the speed adjusting unit 101, the speed adjusting unit 101 is used for adjusting the rotating speed of the hub 4, so that power adjustment is performed inside the speed adjusting unit 101, namely, the rotating speed and the torque of an output shaft of the speed adjusting unit 101 are adjusted, the output end of the output shaft outputs power, the output end is connected with the transmission shaft 3, the hub 4 is driven to rotate according to a set rotating speed through the transmission shaft 3, and the motor and the speed adjusting unit 101 are installed on a vehicle body, so that the gravity load on an axle is reduced.
In one example, the rate adjustment unit 101 includes a speed reducer and a differential. The speed reducer reduces the rotation speed and increases the torque in the automobile power system, and is a speed reducing device for transmitting the power of an engine to a hub 4. The differential mechanism allows the transmission shafts 3 at the two sides to rotate at different rotating speeds while transmitting power to the transmission shafts 3 at the two sides, so that the condition that wheels at the two sides run in a pure rolling mode at unequal distances as far as possible is met, and the friction between tires and the ground is reduced.
And preferably, the speed reducer and the differential are of a unitary construction. That is, the speed reducer and the differential are installed in the same speed adjusting unit 101, the speed adjusting unit 101 is installed on the vehicle body, the integrated structural form can reduce the space occupied by the speed reducer and the differential, the integration level of the vehicle is improved, and the integrated structural form omits a shaft and a respective shell required when the speed reducer and the differential are connected, so that the weight of the drive axle can be reduced.
The knuckle 2 is provided with a transmission shaft mounting hole 201, and the transmission shaft 3 penetrates through the transmission shaft mounting hole 201 and is connected with the hub 4. It will be appreciated that when it is desired to drive the hub 4 in rotation, the drive shaft 3 drives the hub 4 in rotation, so that the drive shaft 3 rotates simultaneously with the hub 4, and the knuckle 2 is used to mount the vehicle suspension and does not need to rotate simultaneously with the hub 4, so that the knuckle 2 is fixed to the inner ring of the hub 4, the drive shaft 3 passes through the knuckle 2, and there is no interconnection between the drive shaft 3 and the knuckle 2.
In one example, the automotive suspension includes a steering system and a braking system;
the steering system includes:
a rocker arm 5, the rocker arm 5 being connected to a tie rod 7 via a rocker arm bracket 6;
and tie rods 7, the tie rods 7 being connected to the left and right knuckles 2 via knuckle arms 9.
It can be understood that when a steering operation is required, an external force is applied to the rocker arm 5, the rocker arm 5 drives the rocker arm bracket 6 to rotate, the rocker arm bracket 6 is connected to the tie rod 7, the rocker arm bracket 6 drives the tie rod 7 to rotate, the tie rod 7 is connected to the knuckle 2 through the knuckle arm 9, the tie rod 7 drives the knuckle 2 on the left and right sides to rotate, the knuckle 2 is fixedly connected to the inner ring of the hub 4, and the hub 4 rotates along with the knuckle 2, so that the steering operation is realized.
Further, the steering system further includes:
an upper swing arm 10, one end of the upper swing arm 10 is mounted on the upper swing arm mounting part 202 of the knuckle 2, and the other end is mounted on the vehicle body;
a lower swing arm 11, one end of the lower swing arm 11 being attached to the lower swing arm attachment portion 203 of the knuckle 2, and the other end being attached to the vehicle body;
the upper swing arm 10 and the lower swing arm 11 are relatively mounted to the knuckle 2 by pins whose axes coincide so that the knuckle 2 has a rotational degree of freedom to rotate about the axes.
During actual use, one end of the upper swing arm 10 is hinged to the knuckle 2, the other end of the upper swing arm is fixed to the vehicle body, so that the knuckle 2 can rotate around the upper swing arm 10, one end of the lower swing arm 11 is hinged to the knuckle 2, the other end of the lower swing arm is fixed to the vehicle body, so that the knuckle 2 can rotate around the lower swing arm 11, and the axes of the oppositely arranged pin shafts coincide, so that the knuckle 2 can rotate around the axes, the axes are virtual master pins, namely, the hub 4 rotates around the virtual master pins when steering, the virtual master pins replace the actual master pins, so that the space occupied by the master pins is small, and the flexible steering and rotation of the hub 4 can be realized by using the pin shafts.
Further, an air bag 8 is installed at the connection position of the upper swing arm 10 and the steering knuckle 2. It can be understood that the air bag 8 is used for realizing the buffering of the vehicle body, when the vehicle runs on an uneven road surface, the air bag 8 can reduce the vibration to which the vehicle body is subjected, namely reduce the vibration of the vehicle body, and one end of the air bag 8 is arranged at the joint of the upper swing arm 10 and the steering knuckle 2, and the other end of the air bag 8 is connected with the vehicle body, when the vehicle body needs to be adjusted in height, the inflation pressure of the air bag 8, namely the volume of the air bag 8, can be adjusted to realize the adjustment of the height of the vehicle body.
In one example, the braking system includes:
a brake caliper 12, the brake caliper 12 being attached to the knuckle 2; and
and a brake chamber 13, wherein the brake chamber 13 is mounted on the vehicle body.
The brake system is used for braking the wheel hub 4, the brake caliper 12 is installed on the steering knuckle 2, the brake air chamber 13 is installed on a vehicle body, and the brake caliper 12 is matched with the brake air chamber 13 to brake the wheel hub 4.
The automobile drive axle further comprises a shock absorber 14, wherein one end of the shock absorber 14 is installed on the automobile body, and the other end of the shock absorber 14 is installed on the lower swing arm 11. The cooperation of bumper shock absorber 14 and gasbag 8, cushion when the vehicle runs into unsmooth road surface, realize the shock attenuation to the vehicle to this bumper shock absorber 14 one end is installed in the automobile body, and the other end is installed in lower swing arm 11, and this bumper shock absorber 14 does not need the bumper shock absorber support to support, only directly installs in lower swing arm 11, and therefore the automobile body inner space that bumper shock absorber 14 occupy is little, makes the integrated level of whole transaxle high.
The embodiment of the present application also provides an automobile, and it can be understood that the automobile includes the above-mentioned knuckle 2, the integration of the automobile is high, the axle and the driving system as a whole save space in the automobile, and the driving axle has a small weight as a whole.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.
The above list of details is only for the feasible embodiments of the present invention and is not intended to limit the scope of the present invention, and all equivalent embodiments or modifications, such as combinations, divisions or repetitions of the features, which do not depart from the technical spirit of the present invention, should be included in the scope of the present invention.
Claims (10)
1. A steering knuckle (2), characterized by comprising:
a body (20), the body (20) including opposing first and second end faces (204, 205);
the upper swing arm mounting part (202), the upper swing arm mounting part (202) is provided with an upper swing arm mounting hole (202 a); and
a lower swing arm mounting part (203), wherein a lower swing arm mounting hole (203a) is formed in the lower swing arm mounting part (203);
wherein the upper swing arm mounting portion (202) and the lower swing arm mounting portion (203) are located at the second end face (205);
the axes of the upper swing arm mounting hole (202a) and the lower swing arm mounting hole (203a) coincide, the axes having a kingpin inclination angle (α).
2. The steering knuckle (2) according to claim 1, wherein said upper swing arm mounting portion (202) is provided with an upper swing arm mounting surface (202b), and said lower swing arm mounting portion (203) is provided with a lower swing arm mounting surface (203 b);
the upper swing arm mounting surface (202b) and the lower swing arm mounting surface (203b) are parallel.
3. The knuckle (2) according to claim 1, wherein a body (20) of the knuckle (2) is provided with a transmission shaft mounting hole (201), and the transmission shaft mounting hole (201) penetrates through the first end face (204) and the second end face (205) of the body (20).
4. The steering knuckle (2) according to claim 3, wherein said steering knuckle (2) further comprises a knuckle arm mounting hole (206);
the knuckle arm (9) is detachably connected with the knuckle (2) through a knuckle arm mounting hole (206).
5. The knuckle (2) according to claim 4, wherein the knuckle arm (9) is provided with a tie rod mounting hole (901), and an axis of the tie rod mounting hole (901) is perpendicular to an axis of the transmission shaft mounting hole (201).
6. The steering knuckle (2) according to claim 5, characterized in that said tie rod mounting holes (901) of said knuckle arms (9) are tapered holes.
7. The steering knuckle (2) according to claim 4, characterized in that the body (20) of the steering knuckle (2) is provided with a hub connection hole (207) for connecting with an inner ring of a hub (4).
8. The knuckle (2) according to claim 1, wherein the knuckle (2) is provided with a caliper mounting hole (208) for mounting the caliper (12) to the knuckle (2).
9. An automotive transaxle, comprising:
the automobile drive axle is arranged in bilateral symmetry relative to the drive mechanism (1);
the wheel hub (4), the said wheel hub (4) couples to drive mechanism (1) through the drive shaft (3); and
the steering knuckle (2) according to any one of claims 1-8, wherein the steering knuckle (2) is sleeved on the outer wall surface of the transmission shaft (3) and is fixedly connected with the inner ring of the hub (4).
10. An automobile, characterized in that it comprises a steering knuckle (2) according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116326.9U CN209814091U (en) | 2019-01-23 | 2019-01-23 | Knuckle, automobile drive axle and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116326.9U CN209814091U (en) | 2019-01-23 | 2019-01-23 | Knuckle, automobile drive axle and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209814091U true CN209814091U (en) | 2019-12-20 |
Family
ID=68871816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920116326.9U Active CN209814091U (en) | 2019-01-23 | 2019-01-23 | Knuckle, automobile drive axle and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209814091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088075A1 (en) * | 2021-11-22 | 2023-05-25 | 宁德时代新能源科技股份有限公司 | Steering knuckle and steering mechanism |
| JP7546060B2 (en) | 2020-09-10 | 2024-09-05 | 日立Astemo株式会社 | Vehicle support structure and method for manufacturing vehicle support structure |
-
2019
- 2019-01-23 CN CN201920116326.9U patent/CN209814091U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7546060B2 (en) | 2020-09-10 | 2024-09-05 | 日立Astemo株式会社 | Vehicle support structure and method for manufacturing vehicle support structure |
| WO2023088075A1 (en) * | 2021-11-22 | 2023-05-25 | 宁德时代新能源科技股份有限公司 | Steering knuckle and steering mechanism |
| US12172724B2 (en) | 2021-11-22 | 2024-12-24 | Contemporary Amperex Technology (Hong Kong) Limited | Steering knuckle and steering mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2873705C (en) | System for driving the drive wheels of an electric or hybrid vehicle | |
| JP3772638B2 (en) | Wheel-in motor vehicle motor mounting structure | |
| US20100000811A1 (en) | In-wheel motor system | |
| EP3047996B1 (en) | In-wheel motor driving device | |
| US20090133944A1 (en) | In-wheel motor system | |
| US20160244094A1 (en) | Rear suspension systems with rotary devices for laterally tiltable multitrack vehicles | |
| CN102009576B (en) | Single trailing arm suspension deceleration type wheel electric drive system | |
| US20150375613A1 (en) | Electric drive motor assembly for a wheel | |
| US20230256809A1 (en) | Drive axle system | |
| CN105539131B (en) | Hydraulic drive for motor vehicles and method of operation | |
| CN209814091U (en) | Knuckle, automobile drive axle and automobile | |
| CN110667703A (en) | Independent suspension axle system for commercial vehicle | |
| CN104709068B (en) | Using the automobile of new vehicle bridge | |
| US6808033B2 (en) | Vehicle suspension system | |
| CN112384399B (en) | Electric vehicle axle | |
| JP2005306090A (en) | Motor driving system of automobile | |
| CN204567262U (en) | Adopt the automobile of novel vehicle bridge | |
| CN209813624U (en) | Automobile drive axle and automobile | |
| CN203567472U (en) | Steering driving axle | |
| CN212124773U (en) | Disconnected wheel-side electric-driven steering independent suspension system | |
| JP2005238989A (en) | Motor drive system of vehicle | |
| JP2005145122A (en) | Motor driving system of automobile | |
| CN110730730B (en) | Drive device for a motor vehicle, in particular a commercial vehicle | |
| JP2005145132A (en) | Motor driving system of automobile | |
| CN211969149U (en) | Vehicle and its drive mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |