CN211106763U - Four-bar linkage suspension axle structure - Google Patents
Four-bar linkage suspension axle structure Download PDFInfo
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- CN211106763U CN211106763U CN201920926779.8U CN201920926779U CN211106763U CN 211106763 U CN211106763 U CN 211106763U CN 201920926779 U CN201920926779 U CN 201920926779U CN 211106763 U CN211106763 U CN 211106763U
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Abstract
The utility model discloses a four-bar linkage suspension axle structure, which comprises an axle seat connected with a chassis, a first connecting bar comprising a first upper connecting bar and a first lower connecting bar, wherein the first upper connecting bar and the first lower connecting bar are linked with one side of the axle seat through two left side axle rotating parts; the utility model discloses provide whole assurance horizontally state for whole automobile body, avoided the problem of the automobile body slope that original structure appears, assurance person's that can be higher travelling comfort.
Description
Technical Field
The utility model relates to an automotive filed, specificly relate to an axle structure.
Background
The automobile axle (also called as axle) is connected with the frame (or the bearing type automobile body) through the suspension, and wheels are arranged at the two ends of the automobile axle. The axle is used for bearing the load of the automobile and maintaining the normal running of the automobile on the road; fig. 1 is a general axle structure, wherein an axle is mainly connected with a middle axle seat and wheels at two ends in a left and right single connecting rod mode, when a vehicle passes through a complex working condition road surface, the swinging of the wheels can present a circumferential swinging mode along with the difference of the road surface, so that the whole vehicle is greatly influenced by road surface impact, and the stability and the controllability of the whole vehicle are directly influenced.
Along with the gradual improvement of social consumption level, automobile passengers have higher and higher requirements on riding comfort, and when a vehicle passes through a road with complex working conditions, the swinging of wheels forms circumferential swinging due to the structure, so that the comfort of the passengers is poorer, and a more comfortable structure needs to be designed on the comfort of the passengers to solve the problem.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to overcome at least one of the above-mentioned drawbacks in the prior art, the present invention provides a four-bar linkage suspension axle structure, including, an axle seat connected to a chassis, a first link including a first upper link and a first lower link, the first upper link and the first lower link being linked to one side of the axle seat by two left-side axle rotating parts, the other side of the first upper link and the first lower link being linked to a left-side wheel carrier directly or indirectly by two corresponding left-side wheel rotating parts, the first upper link and the first lower link forming a four-bar linkage structure with the axle seat and the left-side wheel carrier directly or indirectly; a suspension system connects the bracket and the chassis.
The structure that the present case applied lies in making axle seat and first last connecting rod and first lower connecting rod and form a parallel four-bar linkage with the hinge structure of wheel support coupling, when the vehicle goes on complicated road conditions, because the effect of four-bar linkage makes the wheel can only be in the up-and-down motion, the wheel that only can be in the up-and-down motion can provide whole assurance horizontally state for whole automobile body, the problem of the automobile body slope that original structure appears has been avoided, the travelling comfort of assurance person of taking that can be higher, simultaneously, can further cooperate to hang assurance automobile body stability that can be better together, better comfort of riding is further provided.
The connecting rod is directly or indirectly connected with the left wheel bracket, which means that the connecting rod can be directly connected with the wheel bracket through a hinge or connected with the wheel bracket through an intermediate piece; the wheel support is used for connecting the four-bar linkage mechanism and is a non-rotating part, and the wheel hub is arranged on the wheel support through a rotating part.
According to the prior art of the utility model, the existing axle is mainly connected with the middle axle seat and the wheels at the two ends in a left and right single connecting rod mode, when the vehicle passes through a complex working condition road surface, the swinging of the wheels can present a circular swinging mode along with the different road conditions, so that the whole vehicle is greatly influenced by the road surface impact, and the stability and the controllability of the whole vehicle are directly influenced; the technical scheme can convert the swing of the wheels from circular swing to vertical motion, so that the vehicle body can be kept flat all the time, and the comfort of the riding frame is improved; meanwhile, the part of the first connecting rod structure connected with the left wheel support can be connected with a yielding structure with yielding with the wheel rotating shaft, such as a hollow structure which is formed according to the wheel rotating shaft and aims at the wheel rotating shaft, the structure is connected with the peripheral supporting part of the wheel rotating shaft, the other side of the first connecting rod structure is connected with the upper connecting rod and the lower connecting rod through hinges, a four-connecting-rod structure is formed, or the first connecting rod structure can be a connecting structure which is symmetrically distributed relative to the wheel rotating shaft, the connecting structure is connected with the peripheral supporting part of the wheel rotating shaft, the other side of the first connecting rod structure is connected with the upper connecting rod and the lower connecting rod through hinges, a four-connecting-rod structure is formed, or the first connecting rod structure is directly connected with the wheel.
Additionally, according to the utility model discloses a four connecting rod hangs axle structure still has following additional technical characterstic:
further, the four-bar linkage suspension axle structure further comprises a second upper link and a second link of a second lower link, one side of the second upper link and one side of the second lower link are linked through two right-side axle rotating parts, the other side of the second upper link and the other side of the second lower link are linked with a right-side wheel bracket through two corresponding right-side wheel rotating parts, and the second upper link and the second lower link, the axle seat and the right-side wheel bracket form a four-bar linkage structure; the two sides of the first connecting rod are respectively linked with the axle seat and the left wheel support to reach the dynamic balance position, and the two sides of the second connecting rod are respectively linked with the axle seat and the right wheel support to reach the dynamic balance position.
The first upper connecting rod, the first lower connecting rod, the left axle rotating part and the axle seat are symmetrically connected with the second upper connecting rod, the second lower connecting rod, the right axle rotating part and the axle seat to form a bilateral four-connecting-rod structure, so that a complete four-connecting-rod suspension axle structure is formed, but the first upper connecting rod, the second lower connecting rod, the left axle rotating part and the axle seat can independently move up and down, and the driving comfort degree is further improved.
Further, the four-bar suspension axle structure further comprises a third upper bar and a third lower bar, the third upper bar and the third lower bar are connected with one side of the axle seat through two left-side axle rotating parts, the other side of the third upper bar and the third lower bar is connected with a left-side wheel bracket through two corresponding left-side wheel rotating parts, the third upper bar and the third lower bar and the axle seat and the left-side wheel bracket form a four-bar structure, and the third bars are arranged on the rear side of the first bars and are symmetrically distributed relative to the center of the left-side wheel.
The third connecting rod structure is added to form a more stable structure with the first connecting rod structure, so that the left wheel is rigid and has better stability when meeting complex road conditions, the first connecting rod structure and the third connecting rod structure are connected through a structure symmetrical to the center of the wheel, the first connecting rod structure and the third connecting rod structure form synchronous motion, and the stability of the vehicle body is better guaranteed.
Further, the four-bar linkage suspension axle structure further comprises a second upper link and a second link of a second lower link, one side of the second upper link and one side of the second lower link are linked through two right-side axle rotating parts, the other side of the second upper link and the other side of the second lower link are linked with a right-side wheel bracket through two corresponding right-side wheel rotating parts, and the second upper link and the second lower link, the axle seat and the right-side wheel bracket form a four-bar linkage structure; the four-link suspension axle structure further comprises a third upper link and a third lower link, the third upper link and the third lower link are linked with one side of the axle seat through two left-side axle rotating parts, the other side of the third upper link and the third lower link is linked with a left-side wheel bracket through two corresponding left-side wheel rotating parts, the third upper link and the third lower link, the axle seat and the left-side wheel bracket form a four-link structure, and the third links are arranged on the rear side of the first link and are symmetrically distributed relative to the center of the left-side wheel; the four-connecting-rod suspension axle structure further comprises a fourth connecting rod of a fourth upper connecting rod and a fourth lower connecting rod, the fourth upper connecting rod and the fourth lower connecting rod are connected with the other side of the axle seat through two right-side axle rotating parts, the other side of the fourth upper connecting rod and the fourth lower connecting rod is connected with the right-side wheel bracket through two corresponding right-side wheel rotating parts, the fourth upper connecting rod and the fourth lower connecting rod, the axle seat and the right-side wheel bracket form a four-connecting-rod structure, and the fourth connecting rod is arranged on the rear side of the second connecting rod and distributed symmetrically relative to the center of the right-side wheel; the first connecting rod and the third connecting rod and the second connecting rod and the fourth connecting rod are distributed in bilateral symmetry relative to the axle seat, the first connecting rod and the third connecting rod are distributed in symmetry relative to the left wheel center, and the second connecting rod and the fourth connecting rod are distributed in symmetry relative to the right wheel center.
The first link structure and the third link structure and the second link structure and the fourth link structure form a more stable structure for two wheels on both sides of the vehicle, and the coupling manner between the first link structure and the third link structure and the coupling manner between the second link structure and the fourth link structure are in a symmetrical state with respect to the axle seat.
Further, when a pair of four-bar linkage mechanisms are adopted, the first connecting rod is linked at the centrosymmetric position of the left wheel through a linking structure of a hollow abdicating structure with a wheel rotating shaft; the two four-bar linkage mechanisms are adopted and are linked at the front side and the rear side of the wheel hub on the left side through the linking structures and are symmetrically distributed.
When the vehicle only adopts a four-link structure on one side of the wheel, the connection structure of the first link (the first upper link and the first lower link) and the left wheel is required to be in a symmetrical state relative to the center of the wheel so as to form a stable stress state; when the rigidity or stability is better, that is, the third link structure is added, the connection mode between the first link structure and the third link structure needs to be distributed symmetrically relative to the wheel center, and the first link structure and the third link structure are preferably placed at symmetrical positions on the front side and the rear side of the wheel center.
Still further, the link structure linked at the centrosymmetric position of the left wheel bracket includes a yielding structure for the left wheel rotating part.
Furthermore, the left wheel rotating part is mounted or connected on a left wheel connecting part, one end of the left wheel connecting part is connected to the left wheel support, and the other end of the left wheel connecting part is provided with an upper left wheel rotating part and a lower left wheel rotating part which are respectively connected with the first upper connecting rod and the first lower connecting rod.
Further, one side of the first upper connecting rod or the first lower connecting rod, which is connected with the left wheel, is of a fork-shaped structure, and the fork-shaped structure is connected with the left wheel bracket through the left wheel rotating part.
The tail end of the first upper connecting rod is of a Y-shaped structure, the top end of the Y-shaped structure is connected to the wheel support through hinges of the same type, the tail end of the first lower connecting rod is of the same Y-shaped structure and symmetrically arranged on the lower portion of the center of the wheel to form an upper hinge structure and a lower hinge structure which are the same, and a four-bar mechanism is formed by the upper hinge structure, the lower hinge structure, the wheel support and the axle seat.
Further, the upper end of the axle seat is connected with a chassis, and the left side of the axle seat is provided with a linking device which is linked with the first connecting rod.
Further, the suspension system includes a suspension spring coupled at one end to the chassis and at one end to the bracket.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of a conventional axle structure according to the present invention;
fig. 2 is a schematic structural diagram of an axle according to an embodiment of the present invention;
FIG. 3 is a schematic view of FIG. 2 taken along line A;
FIG. 4 is a schematic bottom view of FIG. 3;
the suspension system comprises wheels 01, a connecting rod 02, a chassis 03, a first upper connecting rod 11, a first lower connecting rod 12, a second upper connecting rod 21, a second lower connecting rod 22, a third upper connecting rod 31, a third lower connecting rod 32, a fourth upper connecting rod 41, a fourth lower connecting rod 42, a suspension system 6, a bracket 7, an axle rotating part 81, a wheel rotating part 82, an axle seat 9 and an existing integral axle 91.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar identification elements or identification elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The utility model discloses a conceive as follows, as technical background, the utility model provides a pair of four-bar linkage hangs axle structure changes the up-and-down motion into at the rotational motion that meets complicated road conditions formation with the wheel for the automobile body keeps the level stable to become possible, and then can form more stable comfortable effect of taking with hanging.
The method for analyzing optimized spectral line data of the present invention will be described with reference to the accompanying drawings, wherein fig. 1 is a schematic diagram of a conventional axle structure related to the present invention; fig. 2 is a schematic structural diagram of an axle according to an embodiment of the present invention; FIG. 3 is a schematic top view of an embodiment of the present invention having first through fourth links; fig. 4 is a schematic bottom view of fig. 3.
According to an embodiment of the present invention, as shown in fig. 2-4, including, an axle seat connected with a chassis, a first connecting rod including a first upper connecting rod and a first lower connecting rod, the first upper connecting rod and the first lower connecting rod being linked with one side of the axle seat through two left side axle rotating parts, the other side of the first upper connecting rod and the first lower connecting rod being linked with a left side wheel bracket directly or indirectly through two corresponding left side wheel rotating parts, the first upper connecting rod and the first lower connecting rod forming a four-bar linkage structure with the axle seat and the left side wheel bracket directly or indirectly; a suspension system connects the bracket and the chassis.
According to some embodiments of the present invention, the four-bar linkage suspension axle structure further comprises a second upper link and a second lower link, one side of the second upper link and the second lower link being linked by two right side axle swivels, the other side of the second upper link and the second lower link being linked by two corresponding right side wheel swivels with a right side wheel bracket, the second upper link and the second lower link forming a four-bar linkage with the axle seat and the right side wheel bracket; the two sides of the first connecting rod are respectively linked with the axle seat and the left wheel support to reach the dynamic balance position, and the two sides of the second connecting rod are respectively linked with the axle seat and the right wheel support to reach the dynamic balance position.
According to some embodiments of the utility model, four-bar linkage hangs axle structure still includes the third connecting rod of third upper connecting rod and third lower connecting rod, the third upper connecting rod with the third lower connecting rod with axle seat one side is through two the left side axle rotating part is linked, the third upper connecting rod with the opposite side of third lower connecting rod is through two correspondences the left side wheel rotating part is linked with left side wheel support, the third upper connecting rod with the third lower connecting rod with axle seat with the left side wheel support forms four-bar linkage, the third connecting rod sets up first connecting rod rear side, for left side wheel center is the symmetric distribution.
According to some embodiments of the present invention, the four-bar linkage suspension axle structure further comprises a second upper link and a second lower link, one side of the second upper link and the second lower link being linked by two right side axle swivels, the other side of the second upper link and the second lower link being linked by two corresponding right side wheel swivels with a right side wheel bracket, the second upper link and the second lower link forming a four-bar linkage with the axle seat and the right side wheel bracket; the four-link suspension axle structure further comprises a third upper link and a third lower link, the third upper link and the third lower link are linked with one side of the axle seat through two left-side axle rotating parts, the other side of the third upper link and the third lower link is linked with a left-side wheel bracket through two corresponding left-side wheel rotating parts, the third upper link and the third lower link, the axle seat and the left-side wheel bracket form a four-link structure, and the third links are arranged on the rear side of the first link and are symmetrically distributed relative to the center of the left-side wheel; the four-connecting-rod suspension axle structure further comprises a fourth connecting rod of a fourth upper connecting rod and a fourth lower connecting rod, the fourth upper connecting rod and the fourth lower connecting rod are connected with the other side of the axle seat through two right-side axle rotating parts, the other side of the fourth upper connecting rod and the fourth lower connecting rod is connected with the right-side wheel bracket through two corresponding right-side wheel rotating parts, the fourth upper connecting rod and the fourth lower connecting rod, the axle seat and the right-side wheel bracket form a four-connecting-rod structure, and the fourth connecting rod is arranged on the rear side of the second connecting rod and distributed symmetrically relative to the center of the right-side wheel; the first connecting rod and the third connecting rod and the second connecting rod and the fourth connecting rod are distributed in bilateral symmetry relative to the axle seat, the first connecting rod and the third connecting rod are distributed in symmetry relative to the left wheel center, and the second connecting rod and the fourth connecting rod are distributed in symmetry relative to the right wheel center.
According to some embodiments of the present invention, when a pair of four-bar linkages is employed, the first link is linked at a centrosymmetric position of the left wheel support through a linking structure of a hollow abdicating structure having a wheel rotation shaft; the two four-bar linkage mechanisms are adopted and are linked at the front side and the rear side of the left wheel bracket through the linking structures and are symmetrically distributed.
When the vehicle only adopts a four-link structure on one side of the wheel, the connection structure of the first link (the first upper link and the first lower link) and the left wheel is required to be in a symmetrical state relative to the center of the wheel so as to form a stable stress state; when the rigidity or stability is better, that is, the third side structure is added, the connection mode between the first side structure and the third side structure needs to be distributed symmetrically relative to the wheel center, and the first side structure and the third side structure are preferably placed at symmetrical positions on the front side and the rear side of the wheel center.
According to the utility model discloses a some embodiments, link and be in the central symmetry position of left side wheel support link the structure and include to left side wheel rotating part's structure of stepping down.
According to some embodiments of the invention, the left side wheel rotating part is mounted or coupled on a left side wheel connecting part, the left side wheel connecting part one end is connected on the left side wheel support, the other end has two from top to bottom the left side wheel rotating part is connected with the first upper connecting rod and the first lower connecting rod respectively.
According to some embodiments of the present invention, the first upper connecting rod or the first lower connecting rod is connected to the left wheel, and the left wheel is connected to the left wheel rotating part.
The tail end of the first upper connecting rod is of a Y-shaped structure, the top end of the Y-shaped structure is connected to the wheel support through hinges of the same type, the tail end of the first lower connecting rod is of the same Y-shaped structure and symmetrically arranged on the lower portion of the center of the wheel to form an upper hinge structure and a lower hinge structure which are the same, and a four-bar mechanism is formed by the upper hinge structure, the lower hinge structure, the wheel support and the axle seat.
According to some embodiments of the invention, the axle seat is coupled to a chassis at an upper end thereof, and the left side has a link means linked with the first link.
According to some embodiments of the invention, the suspension system comprises a suspension spring, one end of the suspension spring is connected with the chassis, and the other end is connected with the bracket
While the invention has been described in detail and with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. In particular, reasonable variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the foregoing disclosure, the drawings and the appended claims without departing from the spirit of the invention; except variations and modifications in the component parts and/or arrangements, the scope of which is defined by the appended claims and equivalents thereof.
Claims (10)
1. A four-bar suspension axle structure, comprising: the axle seat is connected with the chassis, the first connecting rod comprises a first upper connecting rod and a first lower connecting rod, the first upper connecting rod and the first lower connecting rod are connected with one side of the axle seat through two left-side axle rotating parts, the other side of the first upper connecting rod and the other side of the first lower connecting rod are directly or indirectly connected with a left-side wheel support through two corresponding left-side wheel rotating parts, the first upper connecting rod and the first lower connecting rod and the axle seat and the left-side wheel support directly or indirectly form a four-connecting-rod structure, and the suspension system is connected with the support and the chassis.
2. The four-bar suspension axle structure according to claim 1, further comprising a second link of a second upper link and a second lower link, one side of the second upper link and the second lower link being linked by two right-side axle swivels, the other side of the second upper link and the second lower link being linked by two corresponding right-side wheel swivels with a right-side wheel bracket, the second upper link and the second lower link forming a four-bar linkage with the axle seat and the right-side wheel bracket.
3. A four-link suspension axle structure according to claim 1, further comprising a third upper link and a third lower link linked to said one side of said axle seat by two said left side axle pivot members, the other side of said third upper link and said third lower link linked to a left side wheel carrier by two corresponding said left side wheel pivot members, said third upper link and said third lower link forming a four-link structure with said axle seat and said left side wheel carrier, said third link being disposed rearward of said first link and symmetrically distributed with respect to said left side wheel center.
4. The four-bar suspension axle structure according to claim 1, further comprising a second link of a second upper link and a second lower link, one side of the second upper link and the second lower link being linked by two right-side axle swivels, the other side of the second upper link and the second lower link being linked by two corresponding right-side wheel swivels with a right-side wheel bracket, the second upper link and the second lower link forming a four-bar linkage with the axle seat and the right-side wheel bracket; the four-link suspension axle structure further comprises a third upper link and a third lower link, the third upper link and the third lower link are linked with one side of the axle seat through two left-side axle rotating parts, the other side of the third upper link and the third lower link is linked with a left-side wheel bracket through two corresponding left-side wheel rotating parts, the third upper link and the third lower link, the axle seat and the left-side wheel bracket form a four-link structure, and the third links are arranged on the rear side of the first link and are symmetrically distributed relative to the center of the left-side wheel; the four-connecting-rod suspension axle structure further comprises a fourth connecting rod of a fourth upper connecting rod and a fourth lower connecting rod, the fourth upper connecting rod and the fourth lower connecting rod are connected with the other side of the axle seat through two right-side axle rotating parts, the other side of the fourth upper connecting rod and the fourth lower connecting rod is connected with the right-side wheel bracket through two corresponding right-side wheel rotating parts, the fourth upper connecting rod and the fourth lower connecting rod, the axle seat and the right-side wheel bracket form a four-connecting-rod structure, and the fourth connecting rod is arranged on the rear side of the second connecting rod and distributed symmetrically relative to the center of the right-side wheel; the first connecting rod and the third connecting rod and the second connecting rod and the fourth connecting rod are distributed in bilateral symmetry relative to the axle seat, the first connecting rod and the third connecting rod are distributed in symmetry relative to the left wheel center, and the second connecting rod and the fourth connecting rod are distributed in symmetry relative to the right wheel center.
5. The four-bar suspension axle structure according to claim 1, wherein when a pair of four-bar linkages is adopted, the first link is linked at the centrosymmetric position of the left wheel through a linking structure of a hollow abdicating structure with a wheel rotating shaft; the two four-bar linkage mechanisms are adopted and are linked at the front side and the rear side of the wheel hub on the left side through the linking structures and are symmetrically distributed.
6. A four-bar suspension axle construction according to claim 5, wherein the linkage structure linking the centrosymmetric positions of the left wheel carrier comprises an abduction structure for the left wheel turning part.
7. The structure of claim 1, wherein the left wheel pivot member is mounted or coupled to a left wheel attachment member having one end attached to the left wheel bracket and the other end having upper and lower left wheel pivot members respectively connected to the first upper link and the first lower link.
8. The structure of claim 1, wherein the first upper link or the first lower link is connected to a side of the left wheel by a clevis, and the clevis is connected to the left wheel bracket by the left wheel turning member.
9. A four-bar suspension axle construction according to claim 1 wherein the axle seat is coupled to the chassis at an upper end thereof and has a linkage means on the left side for linking with the first link.
10. A four-bar suspension axle construction according to claim 1 wherein the suspension system includes suspension springs coupled at one end to the chassis and at one end to the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920926779.8U CN211106763U (en) | 2019-06-19 | 2019-06-19 | Four-bar linkage suspension axle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920926779.8U CN211106763U (en) | 2019-06-19 | 2019-06-19 | Four-bar linkage suspension axle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211106763U true CN211106763U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920926779.8U Active CN211106763U (en) | 2019-06-19 | 2019-06-19 | Four-bar linkage suspension axle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211106763U (en) |
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2019
- 2019-06-19 CN CN201920926779.8U patent/CN211106763U/en active Active
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Effective date of registration: 20230710 Address after: 16B, Building 3, Huangpu Yayuan Phase II, Futian District, Shenzhen, Guangdong 518000 Patentee after: Jin Yi Patentee after: Jin Lei Address before: 215374 1869 Zhonghua Garden West Road, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Jin Mingxin |