CN216886891U - Knuckle mounting structure, chassis assembly and car - Google Patents
Knuckle mounting structure, chassis assembly and car Download PDFInfo
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- CN216886891U CN216886891U CN202120893735.7U CN202120893735U CN216886891U CN 216886891 U CN216886891 U CN 216886891U CN 202120893735 U CN202120893735 U CN 202120893735U CN 216886891 U CN216886891 U CN 216886891U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 95
- 239000010959 steel Substances 0.000 claims abstract description 95
- 230000000670 limiting effect Effects 0.000 claims abstract description 92
- 241001391944 Commicarpus scandens Species 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model relates to a steering knuckle mounting structure, a chassis assembly and an automobile. A knuckle mounting structure comprising: the steering knuckle is provided with a mounting hole and a limiting hole; the steel sleeve extends into the mounting hole, is in threaded connection with the mounting hole, and is provided with a notch at the edge; the limiting part is installed in the limiting hole, and the limiting part is clamped into the notch. And the chassis assembly comprises the steering knuckle mounting structure. An automobile comprising the above-described chassis assembly. The steering knuckle mounting structure can enhance the connection stability of the steel sleeve and the steering knuckle, the steel sleeve is not easy to separate from the steering knuckle, and the steering knuckle is not easy to break during mounting.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a steering knuckle mounting structure, a chassis assembly and an automobile.
Background
The steering knuckle is one of important parts in an automobile steering axle, and the main function of the steering knuckle is to transmit and bear the front load of an automobile, support and drive a front wheel to rotate around a main pin so as to steer the automobile. The steering knuckle is usually attached to a steel sleeve on the tie rod when installed. In the related art, a hole is formed in the knuckle, and the steel sleeve is pressed into the hole, so that the steel sleeve and the knuckle are connected. However, if the pressing force is too small during press mounting, the steel sleeve is easy to fall off, and press mounting needs to be carried out again; if the pressing force is too large, the steering knuckle is easily fractured, so that the rejection rate and the cost are increased.
SUMMERY OF THE UTILITY MODEL
Based on the structure, the utility model provides the steering knuckle mounting structure which can enhance the stability of connection of the steel sleeve and the steering knuckle, the steel sleeve is not easy to separate from the steering knuckle, and the steering knuckle is not easy to break during mounting.
A knuckle mounting structure comprising:
the steering knuckle is provided with a mounting hole and a limiting hole;
the steel sleeve extends into the mounting hole, is in threaded connection with the mounting hole, and is provided with a notch at the edge;
the limiting part is installed in the limiting hole, and the limiting part is clamped into the notch.
In one embodiment, the limiting member is in interference fit with the limiting hole.
In one embodiment, the limiting member is in threaded connection with the limiting hole.
In one embodiment, the limiting hole is located on one side of the mounting hole, the end of the steel sleeve is provided with a protruding portion protruding outwards in the radial direction of the mounting hole, and the notch is located on the protruding portion.
In one embodiment, the end of the extension portion is provided with a hexagonal head mounting portion for connection with a hexagonal head socket tool.
In one embodiment, the knuckle is provided with a plurality of circumferentially distributed limiting holes, and the limiting member is mounted in any one of the limiting holes.
In one embodiment, a plurality of circumferentially distributed limiting holes are formed in the knuckle, a plurality of circumferentially distributed notches are formed in the edge of the steel sleeve, one limiting piece is installed in each limiting hole, and each limiting hole is clamped into the corresponding notch.
In one embodiment, a through hole is formed in the steel sleeve, and a steering pull rod is installed in the through hole.
Above-mentioned knuckle mounting structure sets up mounting hole and spacing hole on the knuckle, installs the steel bushing in the mounting hole through threaded connection's mode to install the locating part in spacing hole, carry out spacingly to the steel bushing through the breach that the card set up on going into the steel bushing, so as to avoid the steel bushing to rotate and cause the position not hard up for the knuckle. In the mounting structure, a conventional steel sleeve press-fitting structure is changed into a threaded connection structure, so that the problem that the steering knuckle is fractured or the steel sleeve is easy to fall off due to overlarge or undersize press-fitting force during press-fitting can be solved. Meanwhile, the steel sleeve is limited through the limiting part, so that the steel sleeve can be stably kept at a locking position, and the risk of falling off of the steel sleeve is further reduced.
The utility model provides a chassis assembly, wherein a steering knuckle mounting structure can enhance the connection stability of a steel sleeve and a steering knuckle, the steel sleeve is not easy to separate from the steering knuckle, and the steering knuckle is not easy to break during mounting.
And the chassis assembly comprises the steering knuckle mounting structure.
Above-mentioned chassis component, among its knuckle mounting structure, set up mounting hole and spacing hole on the knuckle, install the steel bushing in the mounting hole through threaded connection's mode to install the locating part in spacing hole, carry out spacingly to the steel bushing through the breach that the card set up on going into the steel bushing, so as to avoid the steel bushing to rotate and cause the position not hard up for the knuckle. In the mounting structure, a conventional steel sleeve press-fitting structure is changed into a threaded connection structure, so that the problem that the steering knuckle is fractured or the steel sleeve is easy to fall off due to overlarge or undersize press-fitting force during press-fitting can be solved. Simultaneously, carry on spacingly through the locating part to the steel bushing, make keeping in latched position that it can be stable, further reduce the risk that the steel bushing drops to guarantee that chassis assembly can normally work.
The utility model provides an automobile, wherein a steering knuckle mounting structure in a chassis assembly can enhance the connection stability of a steel sleeve and a steering knuckle, the steel sleeve is not easy to separate from the steering knuckle, and the steering knuckle is not easy to break during mounting.
An automobile comprising the above-described chassis assembly.
Above-mentioned car, among the knuckle mounting structure of its chassis subassembly, set up mounting hole and spacing hole on the knuckle, install the steel bushing in the mounting hole through threaded connection's mode to install the locating part in spacing hole, carry out spacingly to the steel bushing through the breach that the card set up on going into the steel bushing, in order to avoid the steel bushing to rotate and cause the position not hard up for the knuckle. In the mounting structure, a conventional steel sleeve press-fitting structure is changed into a threaded connection structure, so that the problem that the steering knuckle is fractured or the steel sleeve is easy to fall off due to overlarge or undersize press-fitting force during press-fitting can be solved. Meanwhile, the steel sleeve is limited through the limiting part, so that the steel sleeve can be stably kept at a locking position, the risk of falling off of the steel sleeve is further reduced, and the automobile can normally run.
Drawings
FIG. 1 is a schematic view of a portion of a knuckle according to an embodiment of the present invention;
FIG. 2 is a top view of a portion of the construction of the knuckle of FIG. 1;
FIG. 3 is a schematic view of a steel sleeve according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of a steel sleeve installed in a knuckle according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of the steel sleeve and the position limiter both installed in the knuckle according to an embodiment of the present invention;
fig. 6 is a top view of the steel sleeve and the position limiting member installed in the knuckle according to an embodiment of the present invention.
Reference numerals:
a steering knuckle 100, a mounting hole 110 and a limiting hole 120;
the steel sleeve 200, the extension part 210, the notch 211, the hexagonal head mounting part 220 and the through hole 230;
a stopper 300.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1 and fig. 2, a schematic diagram of a partial structure of a knuckle according to an embodiment of the present invention and a top view of the partial structure of the knuckle in fig. 1 are respectively shown. The knuckle mounting structure provided by an embodiment of the utility model comprises a knuckle 100, wherein a mounting hole 110 and a limiting hole 120 are formed in the knuckle 100, and the mounting hole 110 penetrates through the area of the knuckle 100. Referring to fig. 3, a schematic structural diagram of a steel sleeve in an embodiment of the utility model is shown. The knuckle mounting structure according to an embodiment of the present invention further includes a steel sleeve 200, and the steel sleeve 200 extends into the knuckle 100 from the mounting hole 110. The mounting hole 110 is a threaded hole, an internal thread is formed on the inner side wall of the mounting hole, and an external thread is formed on the outer side wall of the steel sleeve 200. The edge of the steel sleeve 200 is further provided with a notch 211, and referring to fig. 4 and fig. 5, a schematic structural diagram of the steel sleeve in an embodiment of the present invention after being installed in the knuckle and a cross-sectional view of the steel sleeve and the limiting member in an embodiment of the present invention after being installed in the knuckle are respectively shown. The steel bushing 200 is screwed into the mounting hole 110, and the external threads on the outer side wall of the steel bushing 200 are matched with the internal threads on the inner side wall of the mounting hole 110, so that the steel bushing 200 is fixedly connected with the steering knuckle 100. Referring to fig. 5 and 6, fig. 6 is a top view of the steel sleeve and the position limiting member installed in the knuckle according to an embodiment of the present invention. The knuckle mounting structure provided in an embodiment of the present invention further includes a limiting member 300, wherein the limiting member 300 is mounted in the limiting hole 120, and a sidewall of the limiting member 300 is inserted into the notch 211.
In the above embodiment, the steel sleeve 200 is threadedly mounted in the mounting hole 110 of the knuckle 100. The conventional steel sleeve press-fitting structure is improved into a threaded connection structure, so that the problem that the steering knuckle 100 is fractured due to overlarge press-fitting force or the steel sleeve 200 is easy to fall off due to undersize press-fitting force during press-fitting can be solved. In addition, the limiting member 300 is installed in the limiting hole 120 of the knuckle 100, and the side wall of the limiting member 300 abuts against the notch 211 to limit the steel sleeve 200, so as to prevent the steel sleeve 200 from rotating reversely relative to the knuckle 100 and causing position looseness and falling off from the installation hole 110. In addition, if the knuckle 100 needs to be repaired and replaced, the stopper 300 is removed, and then the steel sleeve 200 is rotated reversely to be screwed out of the mounting hole 110, so that the operation is convenient during the disassembly and assembly.
In some embodiments, the limiting member 300 may be a pin, the size of the limiting member 300 in the radial direction is slightly larger than the size of the limiting hole 120, and after the limiting member 300 is installed, the limiting member 300 is in interference fit with the hole wall of the limiting hole 120, so as to fix the position between the limiting member 300 and the knuckle 100.
Alternatively, in other embodiments, the limiting member 300 may be a screw, an inner sidewall of the limiting hole 120 is provided with an internal thread, and the limiting member 300 is screwed into the limiting hole 120 and tightened to fix the position between the limiting member 300 and the knuckle 100.
Alternatively, in other embodiments, the limiting member 300 may be fixedly connected to the steering knuckle 100 by a snap connection. Of course, other conventional fixed connection structures are possible in addition to the above-mentioned several ways.
Referring to fig. 2, in some embodiments, the limiting hole 120 is coaxial with the mounting hole 110, and the limiting hole 120 is located at one side of the mounting hole 110 with a gap therebetween. Referring to fig. 4, the end of the steel sleeve 200 is located outside the installation hole 110, the end of the steel sleeve 200 is provided with a protrusion 210 extending radially outward therefrom, that is, the radial dimension of the protrusion 210 is larger than that of the installation hole 110, after the steel sleeve 200 is installed, the edge of the protrusion 210 is located outside the installation hole 110, and the protrusion 210 covers the installation hole 110. The aforementioned notch 211 is located at the edge of the protrusion 210.
Alternatively, in other embodiments, the limiting hole 120 may be communicated with the mounting hole 110 without a gap therebetween, and the edge of the limiting hole 120 overlaps with a partial region at the edge of the mounting hole 110. The steel sleeve 200 is provided with a groove in a partial region on a side wall thereof, the groove extending in the axial direction. After the steel sleeve 200 is installed in the installation hole 110, the groove is aligned with and communicated with the limiting hole 120, and the groove and the limiting hole together form a space for accommodating the limiting member 300. After the limiting member 300 is installed, a part of the limiting member is located in the groove, and a part of the limiting member is located in the limiting hole 120.
Referring to fig. 4 and 5, in some embodiments, the end of the extension portion 210 is further provided with a hexagonal head mounting portion 220 protruding in the axial direction, and the hexagonal head mounting portion 220 has a hexagonal shape. So, use the first instrument of hexagonal head cover of standard to carry out the dismouting, assembly convenience can obtain promoting. Specifically, the hexagonal head mounting portion 220 is clamped into the hexagonal head socket tool, and then the hexagonal head socket tool is rotated.
Preferably, in some embodiments, the steering knuckle 100 is provided with a plurality of circumferentially distributed limiting holes 120, and the limiting member 300 may be installed in any one of the limiting holes 120. In this manner, it is possible to facilitate adjustment of the fastening degree of the installation of the steel sleeve 200. When the steel sleeve 200 is installed, the steel sleeve is rotated for different turns to align the notch 211 on the steel sleeve with the limiting holes 120 at different positions, and then the limiting member 300 is installed in the limiting holes 120 and is clamped into the notch 211.
Alternatively, in other embodiments, the knuckle 100 is provided with a plurality of circumferentially distributed limiting holes 120, the edge of the steel sleeve 200 is also provided with a plurality of circumferentially distributed notches 211, and the limiting member 300 is also provided with a plurality of limiting members. Each limiting member 300 is installed in one limiting hole 120, and the sidewall of each limiting member 300 is inserted into one notch 211 at a corresponding position. In this embodiment, the steel sleeve 200 is limited by providing the plurality of limiting members 300, so that the limiting failure of the steel sleeve 200 after one of the limiting members 300 falls off can be prevented, thereby enhancing the limiting effect and enabling the steel sleeve 200 to be fixed more stably.
Typically, the knuckle 100 is connected to a tie rod, which is connected to a steering gear, which is connected to a drive shaft, which is connected to a steering wheel. After the steering wheel is turned, the steering action is transmitted to the steering gear through the transmission shaft, the moment amplified by the steering gear and the motion after deceleration are transmitted to the steering pull rod and then to the steering knuckle 100, so that the steering knuckle 100 and the steering wheel supported by the steering knuckle 100 are deflected, and the driving direction of the automobile is changed. Referring to fig. 4 to 6, in particular, a through hole 230 is formed inside the steel sleeve 200, the through hole 230 is coaxial with the mounting hole 110, and the tie rod is mounted in the through hole 230.
In some embodiments, the chassis assembly includes the knuckle mounting structure of any of the preceding embodiments. In the knuckle mounting structure of the chassis assembly, a conventional steel sleeve press fitting structure is improved into a threaded connection structure, so that the problem that the knuckle 100 is fractured due to overlarge press force during press fitting or the steel sleeve 200 is easy to fall off due to undersize press force can be solved. In addition, the limiting member 300 is installed in the limiting hole 120 of the knuckle 100, the limiting member 300 is clamped into the notch 211 of the steel bushing 200, and the side wall of the limiting member 300 abuts against the notch 211 to limit the steel bushing 200, so that the steel bushing 200 is prevented from rotating reversely relative to the knuckle 100, and the position is prevented from being loosened and falling off from the installation hole 110. By applying the steering knuckle mounting structure, the chassis assembly can work normally, and the chassis assembly is not easy to break down due to the falling of the steel sleeve 200 or the breakage of the steering knuckle 200.
In some embodiments, an automobile comprises the aforementioned chassis assembly. In the knuckle mounting structure of the automobile chassis assembly, a conventional steel sleeve press fitting structure is improved into a threaded connection structure, so that the problem that the knuckle 100 is fractured due to overlarge press force during press fitting or the steel sleeve 200 is easy to fall off due to undersize press force can be solved. In addition, the limiting member 300 is installed in the limiting hole 120 of the knuckle 100, the limiting member 300 is clamped into the notch 211 of the steel bushing 200, and the side wall of the limiting member 300 abuts against the notch 211 to limit the steel bushing 200, so that the steel bushing 200 is prevented from rotating reversely relative to the knuckle 100, and the position is prevented from being loosened and falling off from the installation hole 110. By applying the steering knuckle mounting structure, the automobile can be ensured to run normally, and the automobile cannot be driven easily due to the fact that the steel sleeve 200 falls off or the steering knuckle 200 is broken.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the utility model, and these changes and modifications are all within the scope of the utility model. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. Knuckle mounting structure, its characterized in that includes:
the steering knuckle is provided with a mounting hole and a limiting hole;
the steel sleeve extends into the mounting hole, is in threaded connection with the mounting hole, and is provided with a notch at the edge;
the limiting part is installed in the limiting hole, and the limiting part is clamped into the notch.
2. The knuckle mounting structure according to claim 1, wherein the stopper is in interference fit with the stopper hole.
3. The knuckle mounting structure according to claim 1, wherein the stopper is threadedly coupled to the stopper hole.
4. The knuckle mounting structure according to claim 1, wherein the stopper hole is located at one side of the mounting hole, an end of the steel sleeve is provided with a protrusion extending outward in a radial direction of the mounting hole, and the notch is located on the protrusion.
5. The knuckle mounting structure of claim 4, wherein the end of the extension is provided with a hex head mounting portion for connection with a hex head socket tool.
6. The knuckle mounting structure according to claim 1, wherein the knuckle has a plurality of circumferentially distributed stopper holes, and the stopper is mounted in any one of the stopper holes.
7. The knuckle mounting structure according to claim 1, wherein a plurality of limiting holes are formed in the knuckle and distributed in the circumferential direction, a plurality of notches are formed in the edge of the steel sleeve and distributed in the circumferential direction, one limiting member is installed in each limiting hole, and each limiting hole is clamped into a corresponding notch.
8. The knuckle mounting structure according to claim 1, wherein a through hole is provided in the steel sleeve, and a tie rod is mounted in the through hole.
9. An undercarriage assembly comprising a knuckle mounting structure according to any one of claims 1 to 8.
10. An automobile, characterized in that it comprises a chassis assembly according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120893735.7U CN216886891U (en) | 2021-04-27 | 2021-04-27 | Knuckle mounting structure, chassis assembly and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120893735.7U CN216886891U (en) | 2021-04-27 | 2021-04-27 | Knuckle mounting structure, chassis assembly and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216886891U true CN216886891U (en) | 2022-07-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120893735.7U Active CN216886891U (en) | 2021-04-27 | 2021-04-27 | Knuckle mounting structure, chassis assembly and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216886891U (en) |
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2021
- 2021-04-27 CN CN202120893735.7U patent/CN216886891U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231127 Address after: 518000 Baoneng Center, No. 3008 Baoneng North Road, Luohu District, Shenzhen, Guangdong Province Patentee after: Shenzhen Shengbo Hairui Management Co.,Ltd. Address before: 510700 Baoneng Cultural Plaza, 59 lichui street, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Baoneng (Guangzhou) Automobile Research Institute Co.,Ltd. |
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| TR01 | Transfer of patent right |