CN211106923U - Lateral large-rigidity suspension structure - Google Patents

Abstract

The utility model discloses a lateral large-rigidity suspension structure, which comprises a main spring structure, wherein the main spring structure comprises a middle main spring structure and a lateral main spring structure which are arranged integrally; the lateral main spring structure and the middle main spring structure are obliquely arranged, and an installation space is arranged between the lateral main spring structure and the middle main spring structure; the framework comprises an upper framework and a lower framework, and the upper framework and the lower framework are vulcanized and fixed together through a main spring structure; and the limiting structure is used for limiting the relative position of the main spring structure and the upper framework. The utility model provides a big rigidity suspension structure of side direction, simple to operate has increased the side direction rigidity under the condition that does not set up certain installation inclination, changes the rigidity proportion, and satisfies and move total limit requirement.

Description

Lateral large-rigidity suspension structure

Technical Field

The utility model relates to an automobile structure especially relates to a big rigidity suspension structure of side direction.

Background

The automobile leaf spring is also considered from the driving stability of the automobile while ensuring the load, and the design of the main spring structure is beneficial to improving the comfort of the automobile. The existing stiffness proportion of the blocky suspension is fixed, the lateral stiffness and vertical stiffness ratio of the existing blocky suspension is 1/5-1/7, and the better lateral stiffness can be realized only by setting a certain installation inclination angle.

For example, a "lateral mounting structure for an engine mount" disclosed in chinese patent literature, publication No. CN205185834U, includes a vehicle body, wherein a mounting surface for positioning the lateral direction of the engine mount is provided on the vehicle body, a mounting hole is provided on the mounting surface, and an included angle between a normal line of the mounting hole and a parallel line of a full vehicle coordinate X-axis is 30-45 degrees. The included angle between the engine suspension lateral mounting surface on the vehicle body and the whole vehicle coordinate axial direction is changed, the dynamic rigidity of the suspension lateral mounting point is improved, and the riding comfort is improved; the change amount is small, other parts are not needed to be added, and the cost is low. This mounting method requires a certain mounting inclination angle for better lateral rigidity, which makes the mounting inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the rigidity ratio of the cubic suspension of prior art and fix, need set up certain installation inclination when the installation and lead to installing complicated problem, provide a big rigidity suspension structure of side direction, simple to operate, and increased side direction rigidity under the condition that does not set up certain installation inclination, change the rigidity proportion, and satisfy and move total spacing requirement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lateral large-rigidity suspension structure comprises a main spring structure, wherein the main spring structure comprises a middle main spring structure and a lateral main spring structure which are integrally arranged; the lateral main spring structure and the middle main spring structure are obliquely arranged, and an installation space is arranged between the lateral main spring structure and the middle main spring structure; the framework comprises an upper framework and a lower framework, and the upper framework and the lower framework are vulcanized and fixed together through a main spring structure; and the limiting structure is used for limiting the relative position of the main spring structure and the upper framework.

The main spring structure is used for damping and improving the comfort of an automobile, the main spring structure is divided into two parts, and comprises a middle main spring structure and a lateral main spring structure, the middle main spring structure is used for connecting an upper framework and a lower framework and enabling the suspension structure to have vertical rigidity, the lateral main spring structure and the middle main spring structure are obliquely arranged, the axial direction of the middle main spring structure is taken as the axial direction, the lateral main spring structure is obliquely arranged along the axial direction, the lateral rigidity is increased by the arrangement of the lateral main spring structure, the lateral rigidity and the vertical rigidity ratio of the block suspension can meet the requirement, the lateral main spring structure can increase the lateral rigidity to meet the requirement of the lateral rigidity without arranging a certain installation inclination angle when the suspension structure is installed, and the installation is convenient and rapid; the installation space is arranged between the lateral main spring structure and the middle main spring structure, the upper framework is arranged in the installation space, and the installation space is arranged to prevent the main spring structure from forming a closed structure to influence the use effect and facilitate the vulcanization molding of the main spring structure; the main spring structure of being convenient for of setting up of going up skeleton and lower skeleton vulcanizes the shaping, and limit structure is used for limiting the relative position of skeleton and main spring structure, satisfies and moves total spacing requirement, prevents to vibrate when too big upward the skeleton and cause automobile fault along with main spring structure motion.

Preferably, the upper and lower end surfaces of the middle main spring structure are respectively provided with vulcanized end surfaces, and the lateral main spring structure is provided with a first lateral mounting surface and a second lateral mounting surface which are perpendicular to the vulcanized end surfaces.

It is fixed to vulcanize between main spring structure and the skeleton, the upper and lower terminal surface of middle main spring structure sets up to vulcanize the terminal surface, middle main spring structure vulcanizes the terminal surface through vulcanizing the terminal surface respectively with last skeleton and lower skeleton and is connected, side direction main spring structure also vulcanizes fixedly with last skeleton and lower skeleton, because side direction main spring structure is the slope setting, consequently the terminal surface of its vulcanization will be perpendicular with middle main spring structure, first installation side and second installation side are perpendicular with the terminal surface of vulcanizing of middle main spring structure promptly, first installation side vulcanizes with last skeleton and is connected, second installation side vulcanizes with lower skeleton and is connected.

Preferably, the upper framework comprises a connecting support and a connecting limiting plate which are integrally arranged.

The connecting support is used for connecting the suspension structure with the automobile part, and the connecting limiting plate is used for being connected with the main spring structure and is also used for limiting the upper framework.

Preferably, a connecting assembly is arranged on the connecting bracket, and the connecting assembly is integrally arranged on the connecting bracket.

The coupling assembling integral type sets up on linking bridge, and coupling assembling is used for connecting skeleton and other parts of car to install suspension connection on the car, here coupling assembling sets up to bolt and nut, and bolt and nut weld respectively on connecting between, and the installation firmness when improving suspension installation effectively prevents that the interior part of car from droing and causing the trouble.

Preferably, the connection limiting plate comprises a main spring connecting plate used for being connected with the middle main spring structure, and a limiting arm and an upper cantilever which are respectively arranged at two ends of the main spring connecting plate, the upper cantilever is arranged in the installation interval, and the upper cantilever and the first lateral installation surface are vulcanized and fixed.

The main spring connecting plate is used for connecting the upper framework and the middle main spring structure, the main spring connecting plate is coated with an adhesive, and then the middle main spring structure is vulcanized, so that the main spring structure and the upper framework are fixed, the limiting arm is used for limiting, the limiting arm is inserted into the limiting structure of the lower framework, the limiting of the upper framework and the main spring structure can be realized, and the parts in the automobile are prevented from being damaged due to irregular motion tracks of the main spring structure and the upper framework during vibration; the upper cantilever is arranged at the other end of the main spring connecting plate, the upper cantilever is arranged in the mounting interval of the main spring structure, and the upper cantilever and a first lateral mounting surface of the lateral main spring structure are vulcanized and fixed, so that the lateral rigidity of the suspension structure is increased.

Preferably, a step structure is arranged on the lower framework and comprises a first step surface and a second step surface, the first step surface is used for being connected with the main spring structure, the second step surface is used for limiting, a lower cantilever is arranged on the first step surface, and the lower cantilever and the second lateral mounting surface are vulcanized and fixed.

The first step surface is connected with the middle main spring structure in a vulcanization mode, the lower cantilever is fixedly vulcanized with the second lateral mounting surface of the lateral main spring structure, the lateral rigidity is enhanced due to the arrangement of the lower cantilever, and the rigidity proportion is changed; in addition, the middle main spring structure and the lateral main spring structure are integrally arranged, so that the first step surface and the lower cantilever are attached to the main spring structure in a surrounding mode; the second step surface is used for limiting, and the second step surface is higher than the first step surface, so that the limitation of the upper framework and the main spring structure is facilitated, and in addition, the connecting surface formed by the height difference between the second step surface and the first step surface also has the function of a certain limiting main spring structure, so that the suspension structure can meet the total dynamic limitation requirement; .

Preferably, the limiting structure comprises a limiting hole arranged on the second step surface and a limiting ring arranged in the limiting hole.

The limiting hole is used for fixing a limiting ring, the limiting ring is made of rubber and fixed on the limiting hole of the second step surface through vulcanization, the limiting arm of the upper framework is inserted into the limiting ring, and the limiting ring is arranged to effectively prevent the limiting arm on the upper framework from being damaged.

Preferably, the limiting ring comprises an inner limiting ring and an outer limiting ring which are integrally arranged, the outer limiting ring is sleeved on the inner limiting ring, and a fixing edge is arranged on the end face of the inner limiting ring.

The height that highly is less than interior spacing ring of outer spacing ring, the difference in height of outer spacing ring and interior spacing ring is the thickness in spacing hole, outer spacing ring sets up the below at the second step face, spacing hole cover is established on including the spacing ring, and the fixed edge on the interior spacing ring terminal surface also prevents that the spacing ring from droing from spacing hole, in addition, the holistic axial motion of spacing ring has still effectively been restricted in the setting of outer spacing ring and fixed edge, the setting of spacing ring is in spacing skeleton and main spring structure, the damage of spacing arm on the skeleton has still been prevented, the noise that produces when having reduced spacing arm and spacing hole direct impact, the travelling comfort of car has been improved.

Preferably, the lower framework is provided with a mounting hole.

Lower skeleton is used for installing suspension structure and car chassis frame, and the mounting hole setting is convenient for fix down between skeleton and the car chassis frame, sets up the connecting piece in the mounting hole, just can install lower skeleton on car chassis frame, and simple to operate is swift.

Therefore, the utility model discloses following beneficial effect has:

(1) the lateral main spring structure is arranged, so that the lateral rigidity is increased, the rigidity proportion is changed, and the use comfort of the automobile is improved;

(2) a limit structure is arranged, so that the suspension structure meets the total limit requirement;

(3) the limiting ring is arranged, so that the damage of the limiting arm on the upper framework is effectively prevented while limiting, the noise generated by collision of the limiting arm and the limiting hole is reduced, and the comfort of the automobile is improved;

(4) and the lower framework is provided with a mounting hole, so that the mounting of the suspension structure is facilitated.

Drawings

FIG. 1 is a schematic structural view of a laterally large stiffness suspension structure;

FIG. 2 is a schematic diagram of a structure of the upper frame;

FIG. 3 is another schematic structural view of the upper frame;

FIG. 4 is a schematic diagram of one construction of the main spring construction;

FIG. 5 is a schematic view of a lower skeleton structure;

FIG. 6 is a schematic view of a stop collar;

FIG. 7 is another schematic view of the stop collar;

in the figure: 1. the upper frame 101, the connecting assembly 102, the connecting bracket 103, the connecting limiting plate 104, the upper cantilever 105, the main spring connecting plate 106, the limiting arm 2, the main spring structure 3, the lateral main spring structure 301, the first lateral mounting surface 302, the second lateral mounting surface 4, the middle main spring structure 401, the vulcanized end surface 5, the lower frame 501, the lower cantilever 502, the first step surface 503, the second step surface 504, the limiting hole 505, the mounting hole 6, the limiting structure 601, the limiting ring 602, the inner limiting ring 603, the outer limiting ring 604 and the fixing edge.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Example 1:

in the embodiment 1 shown in fig. 1 and 4, a lateral high-rigidity suspension structure comprises a main spring structure 2, wherein the main spring structure 2 comprises a middle main spring structure 4 and a lateral main spring structure 3 which are integrally arranged; the lateral main spring structure 3 and the middle main spring structure 4 are obliquely arranged, and an installation space H is arranged between the lateral main spring structure 3 and the middle main spring structure 4; the framework comprises an upper framework 1 and a lower framework 5, wherein the upper framework 1 and the lower framework 5 are vulcanized and fixed together through a main spring structure 2; and the limiting structure 6 is used for limiting the relative position of the main spring structure 2 and the upper framework 1.

The main spring structure 2 is made of rubber, the main spring structure 2 comprises a middle main spring structure 4 and a lateral main spring structure 3, the lateral main spring structure 3 and the middle main spring structure 4 are obliquely arranged, namely, the axial direction of the middle main spring structure 4 is taken as the axial direction, and the lateral main spring structure 3 is obliquely arranged along the axial direction. The upper end face and the lower end face of the middle main spring structure are set to be vulcanized end faces 401, the lateral main spring structure 3 is obliquely arranged, so that a first lateral mounting face 301 and a second lateral mounting face 302 which are perpendicular to the vulcanized end faces are arranged on the lateral main spring structure, a mounting space H is arranged between the lateral main spring structure 3 and the middle main spring structure 4, the upper framework 1 is provided with a connecting limiting plate 103, one end of the connecting limiting plate 103 is provided with an upper cantilever 104, the upper cantilever 104 is arranged in the mounting space H and is vulcanized and fixed with the first lateral mounting face 301 of the lateral main spring structure, and the width of the mounting space H is larger than the thickness of the upper cantilever, so that a certain gap still exists between the upper cantilever and the middle main spring structure, and the vulcanization molding of the main spring structure 2 is facilitated; the arrangement of the lateral main spring structure 3 is beneficial to increasing the lateral rigidity of the suspension structure, so that the lateral rigidity and the vertical rigidity ratio can be maintained within a required range without setting a certain installation inclination angle when the suspension structure is installed, and the requirement on total dynamic rigidity is met; the middle main spring structure 4 is supported and fixed between the upper framework 1 and the lower framework 5, the installation plane of the middle main spring structure 4 is vertical to the installation plane of the lateral main spring structure 3, and the main spring structure 2 is fixed on the upper framework 1 and the lower framework 5 through vulcanization; limiting structure 6 sets up on skeleton 5 down, limiting structure 6 is used for spacing skeleton 1 and main spring structure 2, the other end of going up the connection limiting plate 103 of skeleton 1 is provided with spacing arm 106, it pegs graft on limiting structure 6 to go up spacing arm 106 on the skeleton 1, make spacing arm 106 can only move at limiting structure 6 within range, and it is fixed through vulcanizing with main spring structure 2 to go up skeleton 1, still spacing main spring structure 2 in spacing skeleton 1, satisfy and move total spacing requirement.

Example 2:

as shown in fig. 2 and 3, the embodiment 2 is basically the same as the embodiment 1, except that: go up the skeleton and still include linking bridge 102, linking bridge 102 and connect limiting plate 103 integral type setting, be provided with coupling assembling 101 on linking bridge 102, coupling assembling 101 includes bolt and nut, and bolt and nut are respectively through welded fastening on linking bridge 102, effectively prevent linking bridge 102 to go up coupling assembling 101 and drop and cause automobile fault.

Example 3:

as shown in fig. 5, the embodiment 3 is basically the same as the embodiment 1, except that: a step structure is arranged on the lower framework 5, the step structure comprises a first step surface 502 and a second step surface 503, the first step surface 502 is arranged to be lower than the second step surface 503, an adhesive is arranged on the first step surface 502, and the main spring structure 2 is fixed on the first step surface 502 through vulcanization; the lower cantilever 501 is arranged on the first step surface 502, the lower cantilever 501 is arranged opposite to the second step surface 503, the lower cantilever 501 is vulcanized and fixed with the second installation side surface of the lateral main spring structure 3, and the lower cantilever 501 and the first step surface 502 are attached to the main spring structure in a surrounding manner; limiting structure 6 sets up on second step face 503, and limiting structure 6 includes spacing ring 601 and spacing hole 504, and the material of spacing ring 601 is rubber, and the setting of spacing ring 601 is in spacing skeleton 1 and main spring structure 2, has still prevented the damage of the spacing arm 106 on the skeleton 1, and the noise that produces when having reduced spacing arm 106 and spacing hole 504 direct impact has improved the travelling comfort of car. In addition, due to the height difference between the first step surface 502 and the second step surface 503, a connecting surface is arranged between the first step surface 502 and the second step surface 503, and the arrangement of the connecting surface also has the function of limiting the main spring structure 2, so that the suspension structure can better meet the requirement of total limit of movement.

In addition, still be provided with mounting hole 505 on the first step face 502 of lower skeleton 5, lower skeleton 5 is used for installing suspension structure and car chassis frame, and mounting hole 505 sets up and is convenient for fix between lower skeleton 5 and the car chassis frame, sets up the connecting piece in mounting hole 505, just can install lower skeleton 5 on car chassis frame, and simple to operate is swift.

Example 4:

as shown in fig. 6 and 7, the embodiment 4 is basically the same as the embodiment 3, except that: the limiting ring 601 comprises an inner limiting ring 602 and an outer limiting ring 603 which are integrally arranged, the outer limiting ring 603 is sleeved on the inner limiting ring 602, the height of the outer limiting ring 603 is lower than that of the inner limiting ring 602, the height difference between the outer limiting ring 603 and the inner limiting ring 602 is the thickness of the limiting hole 504, the outer limiting ring 603 is arranged below the second step surface 503, the limiting hole 504 is sleeved on the inner limiting ring 602, the outer limiting ring 603 has the function of preventing the limiting ring 601 from falling off from the limiting space, a fixing edge 604 is arranged on the end surface of the inner limiting ring 602 and also aims to prevent the limiting ring 601 from falling off from the limiting hole 504, and in addition, the arrangement of the outer limiting ring 603 and the fixing edge 604 also effectively limits the integral axial movement of the limiting ring 601. The limiting ring 601 is arranged on the limiting upper framework 1 and the main spring structure 2, meanwhile, the limiting arm 106 on the upper framework 1 is prevented from being damaged, noise generated when the limiting arm 106 directly collides with the limiting hole 504 is reduced, and the comfort of the automobile is improved.

Here, a direction in which the second step surface 503 faces the first step surface 502 is referred to as a lower side of the second step surface 503.

In summary, when the suspension structure with large lateral stiffness is installed, the connecting assembly 101 is firstly welded on the connecting support 102, then the connecting support 102 is welded on the connecting limiting plate 103, the installation of the upper framework 1 is completed, the upper framework is made to form an integrated structure, then the corresponding positions of the upper framework 1 and the lower framework 5 are coated with the adhesive and arranged on the mold, then rubber is injected for vulcanization, the main spring structure 2 is molded, then the adhesive is coated on the limiting hole 504, and the limiting ring 601 is vulcanized in the limiting hole 504 of the lower framework 5, so that the assembly of the suspension structure is realized. When the suspension structure is used, the suspension structure can be arranged between the chassis bracket and the power assembly of the automobile through the connecting component 101 on the upper framework 1 and the mounting hole 505 on the lower framework 5.

The above examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims (9)

1. A lateral suspension structure with large rigidity is characterized by comprising,

the main spring structure (2) comprises a middle main spring structure (4) and a lateral main spring structure (3) which are integrally arranged;

the lateral main spring structure (3) and the middle main spring structure (4) are obliquely arranged, and an installation distance H is arranged between the lateral main spring structure (3) and the middle main spring structure (4);

the framework comprises an upper framework (1) and a lower framework (5), and the upper framework (1) and the lower framework (5) are vulcanized and fixed together through a main spring structure (2);

and the limiting structure (6) is used for limiting the relative position of the main spring structure (2) and the upper framework (1).

2. A lateral suspension structure with high rigidity according to claim 1, wherein the upper and lower end surfaces of the middle main spring structure are respectively provided with vulcanized end surfaces (401), and the lateral main spring structure is provided with a first lateral mounting surface (301) and a second lateral mounting surface (302) which are perpendicular to the vulcanized end surfaces (401).

3. A lateral high-rigidity suspension structure as claimed in claim 1, wherein the upper frame (1) comprises a connecting bracket (102) and a connecting limiting plate (103) which are integrally arranged.

4. A laterally large-rigidity suspension structure according to claim 3, wherein a connecting member (101) is provided on the connecting bracket (102), and the connecting member (101) is integrally provided on the connecting bracket (102).

5. A lateral high-rigidity suspension structure as claimed in claim 3, wherein the connection limiting plate (103) comprises a main spring connecting plate (105) for connecting the middle main spring structure (4), and a limiting arm (106) and an upper suspension arm (104) which are respectively arranged at two ends of the main spring connecting plate, the upper suspension arm (104) is arranged in the mounting interval H, and the upper suspension arm (104) is vulcanized and fixed with the first lateral mounting surface (301).

6. The lateral high-rigidity suspension structure of claim 1, wherein a step structure is arranged on the lower framework (5), the step structure comprises a first step surface (502) used for connecting the main spring structure and a second step surface (503) used for limiting, a lower cantilever (501) is arranged on the first step surface (502), and the lower cantilever (501) is vulcanized and fixed with the second lateral mounting surface (302).

7. The lateral high-rigidity suspension structure as claimed in claim 6, wherein the limit structure (6) comprises a limit hole (504) provided on the second step surface (503) and a limit ring (601) provided in the limit hole (504).

8. The lateral suspension structure with high rigidity as claimed in claim 7, wherein the limiting ring (601) comprises an inner limiting ring (602) and an outer limiting ring (603) which are integrally arranged, the outer limiting ring (603) is sleeved on the inner limiting ring (602), and a fixing edge (604) is arranged on the end surface of the inner limiting ring (602).

9. A laterally high-rigidity suspension structure according to any one of claims 1 to 7, wherein the lower frame (5) is provided with mounting holes (505).

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