CN110550107A - Connection structure and vehicle of frame and control arm - Google Patents
Connection structure and vehicle of frame and control arm Download PDFInfo
- Publication number
- CN110550107A CN110550107A CN201910904876.1A CN201910904876A CN110550107A CN 110550107 A CN110550107 A CN 110550107A CN 201910904876 A CN201910904876 A CN 201910904876A CN 110550107 A CN110550107 A CN 110550107A
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- CN
- China
- Prior art keywords
- stud
- frame
- control arm
- eccentric wheel
- wheel
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/008—Attaching arms to unsprung part of vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
Abstract
The invention provides a connecting structure of a frame and a control arm and a vehicle, wherein the connecting structure of the frame and the control arm comprises the frame, the control arm and a wheel positioning parameter adjusting device, the wheel positioning parameter adjusting device comprises a stud bolt and an eccentric wheel, the frame comprises a frame supporting piece, a first shaft hole for mounting the stud bolt is formed in the end part of the control arm, a strip-shaped hole which is aligned with the first shaft hole is formed in the frame supporting piece, and the stud bolt is respectively arranged in the first shaft hole and the strip-shaped hole in a penetrating manner; the lateral wall of stud is equipped with and is used for driving the synchronous pivoted bellying of drive stud along with eccentric wheel, eccentric wheel detachable cover is located stud's bellying department. The connecting structure of the frame and the control arm and the vehicle provided by the invention can solve the problem that the installation and the disassembly of the adjusting bolt are inconvenient when the installation space is compact.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a connection structure of a frame and a control arm and a vehicle.
Background
During the design process of the vehicle, an adjusting mechanism for adjusting the wheel alignment parameters is usually required. In the prior art, an eccentric cam and an adjusting bolt are generally arranged at a connection position of a control arm and a vehicle frame, wherein the adjusting bolt is a bolt structure which is used for realizing the connection between the control arm and the vehicle frame and respectively penetrates through the control arm and the vehicle frame, the eccentric cam is fixedly sleeved on the adjusting bolt, a bayonet corresponding to the eccentric cam is arranged on the vehicle frame, and after the installation is finished, the eccentric cam is located in the bayonet and can rotate in the bayonet. When the wheel positioning parameters need to be adjusted, the adjusting bolt is rotated, the adjusting bolt drives the eccentric cam to rotate in the rotating process, the position of the eccentric cam is limited in the clamping opening, so that the position of the eccentric cam cannot be changed in the rotating process, and the adjusting bolt is located at the eccentric position of the eccentric cam, so that the position of the adjusting bolt is changed in the rotating process of the eccentric cam.
However, since the eccentric cam needs to rotate along with the adjusting bolt, it is common in the prior art to provide a step on the side wall of the adjusting bolt for fixing the eccentric cam, and press-fit the eccentric cam at the step. Because the eccentric cam is fixedly connected with the adjusting bolt, the whole occupied space is larger, and when the installation space is more compact, the problem that the adjusting bolt is inconvenient to install and disassemble is often caused, and sometimes even the adjusting bolt cannot be installed.
Disclosure of Invention
The embodiment of the invention provides a connection structure of a frame and a control arm and a vehicle, which can solve the problem that an adjusting bolt is inconvenient to mount and dismount when the mounting space is compact.
In order to solve the technical problem, an embodiment of the invention provides a connection structure of a frame and a control arm, which comprises the frame, the control arm and a wheel positioning parameter adjusting device, wherein the wheel positioning parameter adjusting device comprises a stud bolt and an eccentric wheel;
The side wall of the stud is provided with a protruding part for driving the stud to synchronously rotate along with the eccentric wheel, and the eccentric wheel is detachably sleeved at the protruding part of the stud;
The frame supporting piece is provided with a limiting groove used for limiting the eccentric wheel to move in the horizontal direction, and the eccentric wheel is located in the limiting groove.
Optionally, two ends of the stud are respectively connected with one eccentric wheel, the frame supporting piece is provided with two limiting grooves corresponding to the eccentric wheels, and the two eccentric wheels are embedded in the two limiting grooves respectively.
Optionally, the limiting groove comprises two flanges which are vertically arranged, the strip-shaped hole is horizontally arranged in the middle of the limiting groove, and the eccentric wheel is installed between the two flanges and respectively abutted against the two flanges.
Optionally, the cross section of the frame support member is U-shaped, the end of the control arm is inserted into the U-shaped opening of the frame support member, the two side walls of the frame support member are both provided with the strip-shaped holes, and the first shaft hole is located between the two strip-shaped holes and is aligned with the two strip-shaped holes respectively;
The double-end studs respectively penetrate through the two strip-shaped holes and the first shaft hole and are arranged perpendicular to the side wall of the frame supporting piece;
The limiting groove is arranged on the outer side of the side wall of the frame supporting piece, the eccentric wheel is embedded in the limiting groove, and the end face of the inner side of the eccentric wheel is abutted to the side wall of the frame supporting piece.
Optionally, the outer end face of the eccentric wheel is further fixedly connected with a driving head, the driving head is columnar and comprises a second shaft hole located in the middle, the stud penetrates through the second shaft hole, and the side wall of the driving head is provided with at least two planes which are arranged in parallel.
Optionally, the wheel alignment parameter adjusting device further includes two locking nuts respectively corresponding to the stud, and the two locking nuts are respectively connected to two ends of the stud and respectively abut against outer end faces of the driving head, which are disposed at two ends of the stud.
Optionally, the bellying is for following stud's lateral wall, the bellied regular polygon cylinder of outside, the eccentric position of eccentric wheel be equipped with the same column through-hole of bellying cross sectional shape, stud's bellying is located in the column through-hole, and with column through-hole clearance fit is connected.
optionally, the control arm includes two end portions for connecting with the frame, and both end portions of the control arm are connected with the frame through the wheel alignment parameter adjusting device.
Optionally, the outer edge of the outer end face of the eccentric wheel is provided with a dial.
In order to solve the same technical problem, an embodiment of the invention further provides a vehicle, which comprises the connection structure of the frame and the control arm.
According to the invention, the eccentric wheel is detachably connected with the protruding part of the stud, when the wheel alignment parameter adjusting device is installed, the stud is firstly inserted between the frame and the control arm, and then the eccentric wheel is installed on the protruding part of the stud; when the wheel alignment parameter adjusting device needs to be disassembled, the eccentric wheel is detached from the stud at first, and then the stud is taken out, so that the disassembling and assembling space required by the wheel alignment parameter adjusting device can be reduced, and the problem that the adjusting bolt is inconvenient to assemble and disassemble when the assembling space is compact is solved.
Drawings
fig. 1 is a schematic structural diagram of a connection structure of a vehicle frame and a control arm according to an embodiment of the present invention;
FIG. 2 is a partial schematic view of the connection of the frame to the control arm in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a wheel alignment parameter adjusting apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a frame support according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an eccentric wheel according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a stud according to an embodiment of the present invention.
Detailed Description
in order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
it should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
Referring to fig. 1-6, an embodiment of the present invention provides a connection structure of a vehicle frame and a control arm, including a vehicle frame 2, a control arm 1, and a wheel alignment parameter adjusting device 3, where the wheel alignment parameter adjusting device 3 includes a stud 301 and an eccentric wheel 302, the vehicle frame 2 includes a frame support member 201, an end of the control arm 1 is provided with a first shaft hole for mounting the stud 301, the frame support member 201 is provided with a strip-shaped hole 2013 aligned with the first shaft hole, and the stud 301 is respectively inserted into the first shaft hole and the strip-shaped hole 2013; the side wall of the stud 301 is provided with a boss 3012 for driving the stud 301 to synchronously rotate along with the eccentric wheel 302, and the eccentric wheel 302 is detachably sleeved on the boss 3012 of the stud 301; a limiting groove 2011 used for limiting the movement of the eccentric wheel 302 in the horizontal direction is formed in the frame supporting member 201, and the eccentric wheel 302 is located in the limiting groove 2011.
Wherein, the control arm 1 can be a swing arm under a vehicle, the stud 301 is connected with the first shaft hole in a clearance fit manner, the strip-shaped hole 2013 can be a long-strip-shaped through hole or a waist-shaped through hole, the width of the strip-shaped hole 2013 can be the same as the nominal diameter of the stud 301 or slightly larger than the nominal diameter of the stud 301, preferably, the width of the strip-shaped hole 2013 is slightly larger than the nominal diameter of the stud 301, so that the inner walls of two sides of the strip-shaped hole 2013 are connected with the side wall of the stud 301 in a clearance fit manner, so that the stud 301 can slide back and forth along the length square of the strip-shaped hole 2013, specifically, because the position of the frame 2 cannot be changed in the wheel positioning parameter adjusting process, the position of the frame support member 201 is always fixed, therefore, in the eccentric position of the eccentric wheel 302 can only move back and forth in the strip-shaped hole 2013 all the time in the rotating process of, therefore, the stud 301 can only translate back and forth in the strip-shaped hole 2013, and the stud 301 drives the wheel to move back and forth along the direction of the strip-shaped hole 2013 through the control arm 1, so that the wheel positioning parameters can be adjusted. The protrusion 3012 may be a polygonal columnar protrusion (e.g., a quadrangular prism, a hexagonal prism, etc.) extending outward along a sidewall of the stud 301, wherein an axis of the polygonal columnar protrusion coincides with an axis of the stud 301, and when the protrusion 3012 is the polygonal columnar protrusion, a cross-sectional shape of a shaft hole of the eccentric wheel 302 is the same as a cross-sectional shape of the protrusion 3012, and the protrusion 3012 and the shaft hole of the eccentric wheel 302 are in clearance fit connection. In addition, bellying 3012 can also be along the axial of stud 301 outer wall to the dogtooth that outside extends, works as bellying 3012 is when the dogtooth, the inner wall in shaft hole of eccentric wheel 302 be equipped with the recess that the dogtooth corresponds, works as when bellying 3012 inserts the shaft hole of eccentric wheel 302, the dogtooth is located in the recess, so, when arbitrary one in stud 301 or eccentric wheel 302 is driven around self axis, will drive another synchronous rotation, simultaneously, with stud 301's bellying 3012 and eccentric wheel 302's shaft hole clearance fit to make things convenient for bellying 3012 to insert and pull out the shaft hole of eccentric wheel 302, and then realize eccentric wheel 302 and stud 301's dismantlement and be connected. Through setting up eccentric wheel 302 in spacing groove 2011, when eccentric wheel 302 rotates the in-process, spacing groove 2011 blocks its motion along the horizontal direction, because the horizontal position of eccentric wheel 302 does not change, when eccentric wheel 302 takes place the pivoted in-process, the eccentric horizontal position of eccentric wheel 302 will take place to improve to drive stud 301's horizontal position change, because the one end of control arm 1 with stud 301 is connected, consequently control arm 1 will be along with stud 301 makes horizontal motion, drive the wheel motion when control arm 1 moves, with the regulation of realization to wheel alignment parameter.
Specifically, by detachably connecting the eccentric wheel 302 with the boss 3012 of the stud 301, when the wheel alignment parameter adjusting device 3 is installed, the stud 301 is firstly inserted between the frame 2 and the control arm 1, and then the eccentric wheel 302 is installed on the boss 3012 of the stud 301; when the wheel alignment parameter adjusting device 3 needs to be disassembled, the eccentric wheel 302 is detached from the stud 301, and then the stud 301 is taken out, so that the disassembling and assembling space required by the wheel alignment parameter adjusting device 3 can be reduced, and the problem that the adjusting bolt is inconvenient to assemble and disassemble when the assembling space is compact is solved.
Optionally, referring to fig. 2, two ends of the stud 301 are respectively connected to one of the eccentric wheels 302, two limiting grooves 2011 corresponding to the eccentric wheels 302 are disposed on the frame supporting member 201, and the two eccentric wheels 302 are respectively embedded in the two limiting grooves 2011.
the eccentric wheels 302 connected to the two ends of the stud 301 have the same structure, and the two ends of the stud 301 are respectively arranged at the eccentric positions of the two eccentric wheels 302 in a penetrating manner. The stud 301 comprises threaded heads 3011 at two ends and a polish rod 3013 in the middle, the polish rod 3013 is provided with two bosses 3012 for corresponding connection with the two eccentric wheels 302, and the two bosses 3012 are located on the outer walls of the end parts at two ends of the polish rod 3013. One end of the control arm 1 is rotatably connected with the middle part of the polish rod 3013 of the stud 301 through the first shaft hole.
specifically, the eccentric wheels 302 at the two ends of the stud 301 rotate, the horizontal positions of the eccentric wheels 302 are changed to drive the stud 301 to move in a translation manner, and the eccentric wheels 302 are arranged at the two ends of the stud 301, so that the two ends of the stud 301 are relatively balanced in stress, the control arm 1 is relatively balanced in stress, and the stability of the whole structure in the wheel positioning parameter adjusting process is improved.
Optionally, referring to fig. 4, the limiting groove 2011 includes two ribs 2012 arranged vertically, the strip-shaped hole 2013 is horizontally opened in the middle of the limiting groove 2011, and the eccentric wheel 302 is installed between the two ribs and abuts against the two ribs, respectively.
Specifically, in the process that the eccentric wheel 302 rotates around the eccentric center, the outer edge of the eccentric wheel 302 is pressed against one of the ribs 2012, and since the position of the rib 2012 is fixed, when the eccentric wheel 302 presses the rib, the eccentric position of the eccentric wheel 302 moves away from the rib 2012, and by arranging two vertically arranged ribs 2012, the eccentric wheel 302 is limited to move in the horizontal direction, so that the eccentric position of the eccentric wheel 302 is directionally adjusted, and further the wheel positioning parameters are adjusted.
Optionally, referring to fig. 1-4, a cross section of the frame supporting member 201 is U-shaped, an end of the control arm 1 is inserted into the U-shaped opening of the frame supporting member 201, the two side walls of the frame supporting member 201 are both provided with the strip-shaped holes 2013, and the first axial hole is located between the two strip-shaped holes 2013 and is aligned with the two strip-shaped holes 2013 respectively;
the stud 301 penetrates through the two strip-shaped holes 2013 and the first shaft hole respectively, and is arranged perpendicular to the side wall of the frame support member 201;
The limit groove 2011 is disposed at an outer side of a side wall of the frame support 201, the eccentric wheel 302 is embedded in the limit groove 2011, and an end surface of an inner side of the eccentric wheel 302 abuts against the side wall of the frame support 201.
the strip-shaped holes 2013 on the two side walls are the same in size and are arranged in an aligned mode, and when one end of the control arm 1 is installed in the U-shaped opening of the frame supporting member 201, the two ends of the control arm 1 are abutted to the inner walls of the two side walls of the frame supporting member 201 respectively. The outside terminal surface of eccentric wheel 302 still fixedly connected with drive head 303, drive head 303 is the column and including the second shaft hole that is located the middle part, stud 301 wears to locate in the second shaft hole, the lateral wall of drive head 303 is equipped with two at least parallel arrangement's plane, preferably, drive head 303 and the eccentric wheel 302 integrated into one piece or welded connection who corresponds, regular polygon's cylinder is personally submitted to the outside of drive head 303, like regular hexagonal prism or regular eight prism etc.. The wheel alignment parameter adjusting device 3 further includes two locking nuts 304 corresponding to the stud 301, and the two locking nuts 304 are connected to two ends of the stud 301 respectively and abut against outer end faces of the driving head 303 disposed at two ends of the stud 301 respectively. By arranging the locking nuts 304 at the two ends of the stud 301, when the wheel positioning parameters are not required to be adjusted, the locking nuts 304 are screwed to the inner sides of the stud, so that the locking nuts 304 and the driving heads 303, the eccentric wheels 302 and the frame supporting piece 201, and the frame supporting piece 201 and the control arm 1 are respectively pressed, and the relative locking of the positions between the locking nuts 304 and the driving heads 303, between the eccentric wheels 302 and the frame supporting piece 201, and between the frame supporting piece 201 and the control arm 1 is realized. When the wheel alignment parameters need to be adjusted, the locking nut 304 is loosened towards the outer side of the stud 301, so that the control arm 1 and the frame support member 201 can move relatively, and the horizontal position of the control arm 1 can be conveniently adjusted, so that the wheel alignment parameters can be adjusted.
Specifically, the specific process of adjusting the wheel alignment parameters is as follows: firstly, the lock nut 304 is unscrewed, then the driving head 303 at any end of the stud 301 is screwed by a wrench, the eccentric wheel 302 synchronously rotates along with the driving wheel, and the eccentric position moves back and forth along the direction of the strip-shaped hole 2013 in the rotating process of the eccentric wheel 302, so that the stud 301 is driven to translate along the direction of the strip-shaped hole 2013, and the wheel positioning parameter is adjusted, because the driving heads 303 are arranged at both ends of the stud 301, when the working space is narrow and the tool space of the driving head 303 at one side is insufficient, the wheel positioning parameter can be adjusted by screwing the driving head 303 at the other side, the vehicle positioning parameter adjusting device provided by the embodiment adopts a bolt connection mode in the prior art, the positioning parameter can be adjusted only from one side, compared with the bolt mode adopted in the prior art, the vehicle positioning parameter adjusting device provided by the embodiment can adjust the positioning parameter from both ends of the stud 301, meanwhile, in the installation process, the wheel alignment parameter adjusting device 3 can be installed by screwing the locking nut 304 at any end, the requirement on tool space is low, and the flexibility of installation and alignment parameter adjustment is improved.
optionally, referring to fig. 1, in the present embodiment, the control arm 1 includes two end portions for connecting with the frame 2, and both end portions of the control arm 1 are connected with the frame 2 through the wheel alignment parameter adjusting device 3. The whole control arm 1 is in a triangular shape, three end parts of the control arm 1 are respectively positioned at three vertex points of the triangle, two end parts of the control arm 1 are connected with the frame 2 through the wheel alignment parameter adjusting device 3, the other end part of the control arm is connected with a wheel, the positions of the two end parts of the control arm 1 are adjusted through the wheel alignment parameter adjusting device 3, the position of the other end part can be accurately controlled, and therefore the adjustment of wheel alignment parameters is achieved.
Optionally, referring to fig. 5, an outer edge of an outer end surface of the eccentric wheel 302 is provided with a dial 3021, specifically, since the eccentric wheel 302 rotates to drive an end portion of the control arm 1 to make a horizontal movement, and a rotation angle of the eccentric wheel 302 corresponds to a movement distance of the end portion of the control arm 1, in one-to-one correspondence, the dial 3021 is provided on the outer edge of the outer end surface of the eccentric wheel 302, so that a worker can conveniently and accurately control the rotation angle of the eccentric wheel 302, and further, accurate adjustment of the position of the control arm 1 is achieved, so as to improve accuracy of adjustment of the wheel positioning parameter.
The embodiment of the invention also provides a vehicle which comprises the connecting structure of the vehicle frame and the control arm.
Specifically, in the present embodiment, the eccentric wheel 302 is detachably connected to the protruding portion 3012 of the stud 301, and when the wheel alignment parameter adjusting device 3 is installed, the stud 301 is first inserted between the frame 2 and the control arm 1, and then the eccentric wheel 302 is installed on the protruding portion 3012 of the stud 301; when the wheel alignment parameter adjusting device 3 needs to be disassembled, the eccentric wheel 302 is detached from the stud 301, and then the stud 301 is taken out, so that the disassembling and assembling space required by the wheel alignment parameter adjusting device 3 can be reduced, and the problem that the adjusting bolt is inconvenient to assemble and disassemble when the assembling space is compact is solved.
Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. a connection structure of a frame and a control arm is characterized by comprising the frame, the control arm and a wheel positioning parameter adjusting device, wherein the wheel positioning parameter adjusting device comprises a stud and an eccentric wheel, the frame comprises a frame supporting piece, a first shaft hole used for mounting the stud is formed in the end part of the control arm, a strip-shaped hole aligned with the first shaft hole is formed in the frame supporting piece, and the stud is respectively arranged in the first shaft hole and the strip-shaped hole in a penetrating mode;
The side wall of the stud is provided with a protruding part for driving the stud to synchronously rotate along with the eccentric wheel, and the eccentric wheel is detachably sleeved at the protruding part of the stud;
The frame supporting piece is provided with a limiting groove used for limiting the eccentric wheel to move in the horizontal direction, and the eccentric wheel is located in the limiting groove.
2. The connecting structure according to claim 1, wherein two ends of the stud are respectively connected with one of the eccentric wheels, the frame support member is provided with two limiting grooves respectively corresponding to the eccentric wheels, and the two eccentric wheels are respectively embedded in the two limiting grooves.
3. The connecting structure according to claim 1, wherein the limiting groove comprises two ribs arranged vertically, the strip-shaped hole is horizontally formed in the middle of the limiting groove, and the eccentric wheel is mounted between the two ribs and abuts against the two ribs respectively.
4. The connecting structure according to claim 2, wherein the cross section of the frame supporting member is U-shaped, the end of the control arm is inserted into the U-shaped opening of the frame supporting member, the two side walls of the frame supporting member are both provided with the strip-shaped holes, and the first shaft hole is located between the two strip-shaped holes and is aligned with the two strip-shaped holes respectively;
The double-end studs respectively penetrate through the two strip-shaped holes and the first shaft hole and are arranged perpendicular to the side wall of the frame supporting piece;
the limiting groove is arranged on the outer side of the side wall of the frame supporting piece, the eccentric wheel is embedded in the limiting groove, and the end face of the inner side of the eccentric wheel is abutted to the side wall of the frame supporting piece.
5. The connecting structure according to claim 4, wherein a driving head is fixedly connected to an outer end face of the eccentric wheel, the driving head is columnar and comprises a second shaft hole located in the middle, the stud is arranged in the second shaft hole in a penetrating mode, and at least two planes which are arranged in parallel are arranged on a side wall of the driving head.
6. The connecting structure according to claim 5, wherein the wheel alignment parameter adjusting device further includes two locking nuts respectively corresponding to the studs, and the two locking nuts are respectively connected to both ends of the studs and respectively abut against outer end surfaces of the driving heads provided at both ends of the studs.
7. The connecting structure according to claim 1, wherein the boss is a regular polygonal cylinder that protrudes outward along the sidewall of the stud, a cylindrical through hole having the same cross-sectional shape as the boss is provided at an eccentric position of the eccentric wheel, and the boss of the stud is located in the cylindrical through hole and is in clearance fit with the cylindrical through hole.
8. the connection structure according to claim 1, wherein the control arm includes two end portions for connection with the vehicle frame, both of the end portions of the control arm being connected with the vehicle frame through the wheel alignment parameter adjusting device.
9. The connecting structure according to claim 1, wherein an outer edge of an outer end surface of the eccentric wheel is provided with a dial.
10. A vehicle characterized by comprising the connection structure of a vehicle frame and a control arm according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910904876.1A CN110550107A (en) | 2019-09-24 | 2019-09-24 | Connection structure and vehicle of frame and control arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910904876.1A CN110550107A (en) | 2019-09-24 | 2019-09-24 | Connection structure and vehicle of frame and control arm |
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| CN110550107A true CN110550107A (en) | 2019-12-10 |
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| CN201910904876.1A Pending CN110550107A (en) | 2019-09-24 | 2019-09-24 | Connection structure and vehicle of frame and control arm |
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| CN112977037A (en) * | 2021-03-29 | 2021-06-18 | 奇瑞汽车股份有限公司 | Power assembly rear suspension and mounting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977037A (en) * | 2021-03-29 | 2021-06-18 | 奇瑞汽车股份有限公司 | Power assembly rear suspension and mounting method thereof |
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Application publication date: 20191210 |