CN217705419U

CN217705419U - Stabilizer bar device

Info

Publication number: CN217705419U
Application number: CN202222131533.6U
Authority: CN
Inventors: 李朝健; 王冕; 董志圣
Original assignee: Zhejiang Kong Hui Automobile Technology Co ltd
Current assignee: Zhejiang Kong Hui Automobile Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-01
Anticipated expiration: 2032-08-12

Abstract

The utility model provides a stabilizer bar device relates to automotive filed. The stabilizer bar device comprises a planetary reducer, a vibration damping mechanism and a limiting portion, wherein the limiting portion penetrates through the vibration damping mechanism and the planetary reducer to limit the vibration damping mechanism in the radial direction of the stabilizer bar device, and the planetary reducer and the vibration damping mechanism can rotate around the limiting portion. The utility model discloses a stabilizer bar device is through running through slow vibration mechanism and planetary reducer both with spacing portion, and both homoenergetic of planetary reducer and slow vibration mechanism can be rotatory around spacing portion to the realization is to slow vibration mechanism and planetary reducer both spacing in radial, when having solved the section of thick bamboo wall that adopts the metal cylinder among the current stabilizer bar device and having fixed, radial problem of beating can appear in slow vibration mechanism and planetary reducer, has promoted the accuracy of location between slow vibration mechanism and the planetary reducer.

Description

Stabilizer bar device

Technical Field

The application relates to the field of automobiles, in particular to a stabilizer bar device.

Background

In automotive suspensions, stabilizer bar devices are typically provided to prevent excessive lateral roll of the vehicle body during cornering. The stabilizer bar device generally comprises a vibration damping mechanism, a planetary reducer and the like, wherein the vibration damping mechanism and the planetary reducer are arranged in a metal cylinder, and the vibration damping mechanism and the planetary reducer are fixed through the cylinder wall of the metal cylinder.

SUMMERY OF THE UTILITY MODEL

In view of this, the application provides a stabilizer bar device, through running through damping mechanism and planetary reducer both with spacing portion, planetary reducer and damping mechanism both can rotate around spacing portion, in order to realize damping mechanism and planetary reducer both at ascending spacing radially, when having solved the section of thick bamboo wall that adopts the metal drum in the current stabilizer bar device and having fixed, radial problem of beating may appear in damping mechanism and planetary reducer, the accuracy of location between damping mechanism and the planetary reducer has been promoted.

According to the present application, a stabilizer bar device is provided, the stabilizer bar device includes planetary reducer, slow vibration mechanism and spacing portion, spacing portion runs through slow vibration mechanism with planetary reducer both, in order to right planetary reducer with slow vibration mechanism is in stabilizer bar device's footpath carries out spacingly, planetary reducer with slow vibration mechanism both can wind spacing portion is rotatory.

Preferably, the planetary reduction gear includes a first limit hole, the vibration damping mechanism includes a second limit hole, both the first limit hole and the second limit hole extend along an axial direction of the stabilizer bar device, the first limit hole communicates with the second limit hole, and the limit portion penetrates through both the first limit hole and the second limit hole.

Preferably, the stabilizer bar device includes a motor, the motor and the damper mechanism are respectively disposed at both sides of the planetary reducer, the motor includes a third limit hole, the third limit hole extends along an axial direction of the stabilizer bar device, and a portion of the limit portion is disposed in the third limit hole.

Preferably, the limiting portion is divided into a first section, a second section, a third section and a fourth section which are connected in sequence, the first section is arranged in the third limiting hole, the second section is arranged in the second limiting hole, the third section is arranged in the first limiting hole, the stabilizer bar device further comprises a fixing portion, and the fixing portion is sleeved on the fourth section.

Preferably, the motor includes an output shaft, and a portion of the output shaft is disposed in the third limit hole.

Preferably, the reduction gear includes the sunk space, the sunk space with spacing hole intercommunication of third, the fourth section with fixed part both set up in the sunk space.

Preferably, the stabilizer bar device includes a cylinder, the planetary reducer, the vibration damping mechanism and the motor three are all disposed in the cylinder, the stabilizer bar device further includes a positioning portion, a gap is provided between an outer side wall of the vibration damping mechanism and an inner side wall of the cylinder, and the positioning portion is disposed in the gap.

Preferably, the motor includes a housing, the stabilizer bar device further includes a positioning ring disposed between the housing and the barrel.

Preferably, the housing includes a first shell portion and a second shell portion connected to each other, the second shell portion is located towards the first shell portion one side of the planetary reducer, the first shell portion with the inside wall of the barrel is attached, the positioning ring set up in the second shell portion with between the two of the barrel.

Preferably, the second housing part includes a first portion and a second portion connected to each other, an outer diameter of the first portion being smaller than an outer diameter of the second portion, the positioning ring includes a reference portion and a protrusion portion connected to each other, the reference portion being attached to an inner sidewall of the cartridge, the protrusion portion protruding from the reference portion toward an inside of the cartridge, the protrusion portion being attached to the first portion, the reference portion being attached to the second portion.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 shows a schematic view of a part of a stabilizer bar according to an embodiment of the present invention;

fig. 2 shows an enlarged view of a portion C in fig. 1.

Icon: 1-a stationary part; 2-a vibration damping mechanism; 3-a positioning part; 4-a limiting part; 5-a planetary reducer; 6-a positioning ring; 61-a reference portion; 62-a boss; 7-a second shell portion; 71-a first part; 72-second part; 8-barrel; 9-a first shell portion; 10-an output shaft; 11-gear.

Detailed Description

The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, devices, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatus, and/or systems described herein will be apparent to those skilled in the art in view of the disclosure of the present application. For example, the order of operations described herein is merely an example, which is not limited to the order set forth herein, but rather, variations may be made in addition to operations which must occur in a particular order, which will be apparent upon understanding the disclosure of the present application. Moreover, descriptions of features known in the art may be omitted for the sake of clarity and conciseness.

The features described herein may be embodied in different forms and should not be construed as limited to the examples described herein. Rather, the examples described herein have been provided merely to illustrate some of the many possible ways to implement the methods, devices, and/or systems described herein that will be apparent after understanding the disclosure of the present application.

Throughout the specification, when an element (such as a layer, region, or substrate) is described as being "on," "connected to," coupled to, "over," or "overlying" another element, it may be directly "on," "connected to," coupled to, "over," or "overlying" the other element, or one or more other elements may be present therebetween. In contrast, when an element is referred to as being "directly on," "directly connected to," directly coupled to, "directly on" or "directly over" another element, there may be no intervening elements present.

As used herein, the term "and/or" includes any one of the associated listed items and any combination of any two or more of the items.

Although terms such as "first", "second", and "third" may be used herein to describe various elements, components, regions, layers or sections, these elements, components, regions, layers or sections should not be limited by these terms. Rather, these terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section referred to in the examples described herein may be termed a second element, component, region, layer or section without departing from the teachings of the examples.

For ease of description, spatial relationship terms such as "above 8230 \8230; above", "upper", "above 8230 \8230; below" and "lower" may be used herein to describe the relationship of one element to another element as shown in the figures. Such spatial relationship terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "upper" relative to other elements would then be oriented "below" or "lower" relative to the other elements. Thus, the term "over" \\8230; \8230; "includes both orientations" over "\8230; \8230and" under "\8230;" depending on the spatial orientation of the device. The device may also be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative terms used herein should be interpreted accordingly.

The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. The singular forms also are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof.

Variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances, may be expected. Thus, the examples described herein are not limited to the particular shapes shown in the drawings, but include changes in shape that occur during manufacturing.

The features of the examples described herein may be combined in various ways that will be apparent after understanding the disclosure of the present application. Further, while the examples described herein have a variety of configurations, other configurations are possible, as will be apparent after understanding the disclosure of the present application.

According to the present application, there is provided a stabilizer bar device, as shown in fig. 1, the stabilizer bar device includes a planetary gear 5, a vibration damping mechanism 2, and a limiting portion 4, the limiting portion 4 is provided through both the vibration damping mechanism 2 and the planetary gear 5, and both the planetary gear 5 and the vibration damping mechanism 2 can rotate around the limiting portion 4. This stabilizer bar device is through wearing to locate the slow vibration mechanism 2 and planetary reducer 5 both with spacing portion 4, planetary reducer 5 and slow vibration mechanism 2 both can be rotatory around spacing portion 4, in order to realize the slow vibration mechanism 2 and planetary reducer 5 both at radial ascending spacingly, when having solved the section of thick bamboo wall that adopts the metal cylinder among the current stabilizer bar device and having fixed, radial problem of beating can appear in slow vibration mechanism 2 and planetary reducer 5, the accuracy of location between slow vibration mechanism 2 and the planetary reducer 5 has been promoted.

Preferably, the stopper portion 4 may be a shaft that is provided through both the damper mechanism 2 and the planetary reduction gear 5.

In the use state of the stabilizer bar device, the stopper portion 4 does not rotate, that is, the stopper portion 4 only functions as a stopper and does not transmit torque.

As shown in fig. 1, the planetary reducer 5 includes a first limit hole (not shown in fig. 1) that penetrates the planetary reducer in the axial direction of the stabilizer bar device. The vibration damping mechanism 2 comprises a second limiting hole (not marked in fig. 1), the second limiting hole penetrates through the vibration damping mechanism 2 along the axial direction of the stabilizer bar device, the first limiting hole is communicated with the second limiting hole, the limiting portion 4 is arranged in the first limiting hole and the second limiting hole in a penetrating mode, and the planetary reducer 5 and the vibration damping mechanism 2 can rotate around the limiting portion 4. Through setting up spacing portion 4 for planetary reducer 5 and the relative spacing portion 4 motion of 2 of bradyseism mechanism in stabilizer bar device's radial ascending motion has avoided bradyseism mechanism 2 and planetary reducer 5 to beat in radial ascending, has guaranteed the stability of the location between bradyseism mechanism 2 and planetary reducer 5.

Further, the stabilizer bar device further comprises a motor, the motor comprises an output shaft 10 and a shell, the output shaft 10 is partially arranged in the shell, the other part of the output shaft protrudes from the shell, a gear 11 is sleeved on the part located outside the shell, and the gear 11 is arranged between the planetary reducer 5 and the motor. The inside spacing hole of third (not marked in figure 1) that has of gear 11, output shaft 10 set up in the spacing hole of third, and the tip of output shaft 10 is located the middle part in the spacing hole of third, and the part that is close to the right-hand member of spacing portion 4 also sets up in the spacing hole of third, and like this, spacing portion 4 can be spacing in radial ascending position to the motor.

As shown in fig. 1, the limiting portion 4 includes a first section, a second section, a third section and a fourth section (not shown in fig. 1) connected in sequence from right to left, the first section is disposed in the third limiting hole, the second section is disposed in the second limiting hole, the third section is disposed in the first limiting hole, and the fourth section is located outside the first limiting hole. The stabilizer bar device further comprises a fixing portion 1, wherein the fixing portion 1 is sleeved on the fourth section to limit the position of the limiting portion 4.

It should be noted that, the first section, the second section, the third section, and the fourth section are described separately, and only for convenience of explaining the position relationship between the limiting portion 4 and the planetary gear reducer 5, the vibration damping mechanism 2, and the motor, in the entity of the limiting portion 4, the first section, the second section, the third section, and the fourth section are four parts of the limiting portion 4, the first section, the second section, the third section, and the fourth section are integrally formed, and no boundary line exists between the first section, the second section, the third section, and the fourth section.

Preferably, the fixed part 1 is a fixed bearing.

As shown in fig. 1, the vibration damping mechanism 2 includes a recessed portion recessed from the right end surface of the vibration damping mechanism 2 toward the inside of the vibration damping mechanism 2 (recessed from the left end surface of the vibration damping mechanism 2 to the right), a recessed space is defined by the recessed portion, the recessed space is communicated with the first limiting hole, the fourth section is located in the recessed space, the fixing portion 1 is also located in the recessed space, and the side surface of the fixing portion 1 is attached to the inner wall of the recessed portion of the vibration damping mechanism 2.

As shown in fig. 1, the stabilizer bar device includes a barrel 8, the barrel 8 is made of a metal material, and the damper mechanism 2 and the planetary gear 5 are both disposed in the barrel 8. Stabilizer bar device still includes location portion 3, has the clearance between the lateral wall of the mechanism 2 that shakes and the inside wall of a section of thick bamboo 8, and location portion 3 sets up in the clearance, and particularly, location portion 3 includes first locating surface and second locating surface, and first locating surface and the laminating of the lateral wall of the mechanism 2 that shakes, the laminating of the inside wall of a second locating surface and a section of thick bamboo 8.

Preferably, the positioning portion 3 is a positioning bearing, the first positioning surface is an inner side surface of the positioning bearing, and the second positioning surface is an outer side surface of the positioning bearing.

It should be noted that the planetary reducer 5 may include a first-stage planetary reducer, a second-stage planetary reducer and a third-stage planetary reducer which are sequentially arranged from left to right, and the vibration damping mechanism 2 may include an output end and an input end which are sequentially arranged from left to right, wherein the first-stage planetary reducer may be used as the input end of the vibration damping mechanism 2, so that the input ends of the first-stage planetary reducer and the vibration damping mechanism 2 in the planetary reducer 5 in fig. 1 coincide with each other.

Further, the motor is also disposed inside the barrel 8, and as shown in fig. 1, the housing includes a first shell portion 9 and a second shell portion 7 connected to each other, the second shell portion 7 is located on a side of the first shell portion 9 facing the planetary reducer 5, and the first shell portion 9 is attached to an inner side wall of the barrel 8. The stabilizer bar device further comprises a positioning ring 6, wherein the positioning ring 6 is sleeved outside the second shell portion 7 and attached to the inner side wall of the barrel 8. Through setting up holding ring 6, can further carry out the footpath to the motor and fix a position.

Further, as shown in fig. 1 and 2, the second shell portion 7 includes a first portion 71 and a second portion 72 connected to each other, the first portion 71 being connected with the first shell portion 9, an outer diameter of the first portion 71 being smaller than an outer diameter of the first shell portion 9, an outer diameter of the second portion 72 being smaller than an outer diameter of the first portion 71, the first portion 71 being protruded toward the cartridge 8 with respect to the second portion 72 such that the second shell portion 7 is formed in a stepped structure.

It should be noted that, although fig. 1 and 2 showbase:Sub>A virtual dividing linebase:Sub>A-base:Sub>A' between the first portion 71 and the second portion 72, it should be understood that the above description of the first portion 71 and the second portion 72, respectively, is only for convenience of explaining the shape of the second shell portion 7, and in the entity of the motor, the first portion 71 and the second portion 72 are two portions of the second shell portion 7, and the first portion 71 and the second portion 72 are integrally formed without any dividing line therebetween.

As shown in fig. 1 and 2, the positioning ring 6 includes a reference portion 61 and a protrusion portion 62, an outer side wall of the reference portion 61 is attached to the barrel 8, an inner side wall of the reference portion 61 is connected to the protrusion portion 62, and a length of the reference portion 61 in the axial direction is longer than that of the protrusion portion 62 in the axial direction. The first portion 71 abuts the boss 62 and the second portion 72 abuts the datum portion 61, and the positioning of the motor in the radial direction is achieved by the positioning ring 6.

It should be noted that although fig. 1 and 2 show a virtual dividing line B-B' between the reference portion 61 and the protruding portion 62, it should be understood that the above description of the reference portion 61 and the protruding portion 62 is only for convenience of explaining the shape of the positioning ring 6 and the positional relationship of the positioning ring 6 and the second shell portion 7, respectively, in the entity of the positioning ring 6, the reference portion 61 and the protruding portion 62 are two portions of the positioning ring 6, and the reference portion 61 and the protruding portion 62 are integrally formed without any dividing line therebetween.

Further, the left end of the damping mechanism 2 may be connected to a rocker (located on the left side of the damping mechanism 2, not shown in fig. 1), the right end of the barrel 8 may also be connected to the rocker, both rockers may be fixed to the vehicle suspension, and the damping mechanism 2 may be a coupler.

Above, through holding ring 6 and spacing 4 cooperation, can guarantee planetary reducer 5, the mechanism 2 that shakes slowly and the concentricity of motor three among the stabilizer bar device, simultaneously, further guaranteed driven precision between planetary reducer 5, the mechanism 2 that shakes slowly and the motor three for stabilizer bar device has higher transmission efficiency, has prolonged stabilizer bar device's life.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A stabilizer bar device characterized in that the stabilizer bar device includes a planetary gear, a vibration damping mechanism, and a limiting portion, the limiting portion penetrates through both the vibration damping mechanism and the planetary gear to limit the planetary gear and the vibration damping mechanism in the radial direction of the stabilizer bar device, and both the planetary gear and the vibration damping mechanism can rotate around the limiting portion.

2. The stabilizer bar device according to claim 1, wherein the planetary reduction gear includes a first stopper hole, the vibration damper includes a second stopper hole, both the first stopper hole and the second stopper hole extend in an axial direction of the stabilizer bar device, the first stopper hole communicates with the second stopper hole, and the stopper portion is disposed through both the first stopper hole and the second stopper hole.

3. The stabilizer bar device according to claim 2, wherein the stabilizer bar device includes a motor, the motor and the vibration damping mechanism are respectively provided on both sides of the planetary reducer, the motor includes a third stopper hole extending in an axial direction of the stabilizer bar device, and a part of the stopper portion is provided in the third stopper hole.

4. The stabilizer bar device according to claim 3, wherein the stopper portion is divided into a first section, a second section, a third section, and a fourth section connected in sequence, the first section being provided in the third stopper hole, the second section being provided in the second stopper hole, the third section being provided in the first stopper hole,

the stabilizer bar device further comprises a fixing part, and the fixing part is sleeved on the fourth section.

5. A stabilizer bar apparatus as set forth in claim 3, wherein said motor includes an output shaft, a portion of said output shaft being disposed in said third limit hole.

6. The stabilizer bar apparatus according to claim 4, wherein the speed reducer includes a recessed space that communicates with the third stopper hole, and both the fourth section and the fixing portion are provided in the recessed space.

7. The stabilizer bar apparatus according to claim 3, wherein the stabilizer bar apparatus includes a barrel, the planetary reducer, the vibration damper mechanism, and the motor are all provided in the barrel,

the stabilizer bar device further comprises a positioning portion, a gap is formed between the outer side wall of the vibration damping mechanism and the inner side wall of the cylinder, and the positioning portion is arranged in the gap.

8. The stabilizer bar apparatus of claim 7, wherein the motor includes a housing, the stabilizer bar apparatus further including a positioning ring disposed between the housing and the barrel.

9. The stabilizer bar apparatus according to claim 8, wherein the housing includes a first shell portion and a second shell portion connected to each other, the second shell portion being located on a side of the first shell portion facing the planetary reducer, the first shell portion being fitted with an inner sidewall of the barrel, the positioning ring being disposed between the second shell portion and the barrel.

10. The stabilizer bar apparatus of claim 9, wherein the second shell portion includes a first portion and a second portion connected to each other, an outer diameter of the first portion being smaller than an outer diameter of the second portion,

the holding ring includes benchmark portion and the bellying of connecting each other, benchmark portion with the inside wall laminating of a section of thick bamboo, the bellying certainly benchmark portion to the inside protrusion of a section of thick bamboo, the bellying with the first portion laminating, benchmark portion with the laminating of second portion.