阅读说明：本技术 稳定杆及车辆 (Stabilizer bar and vehicle ) 是由 彭畅 薛福元 王会超 于 2021-08-25 设计创作，主要内容包括：本发明涉及的是车辆调试的技术领域,具体是一种稳定杆及车辆,其中,上述稳定杆包括：稳定杆本体,所述稳定杆本体开设有槽体；多个扭杆,所述扭杆用于放置在所述槽体内,多个所述扭杆之间的刚度不同,如此设置,将不同刚度的扭杆放置到槽体中,即可改变稳定杆的整体刚度,以此来快速地确认稳定杆的最适合的刚度,保证了车辆行驶的舒适性、操控性及安全性,并且无需重新开模制造不同刚度的稳定杆,加快了调试周期,减少了开发成本。(The invention relates to the technical field of vehicle debugging, in particular to a stabilizer bar and a vehicle, wherein the stabilizer bar comprises: the stabilizer bar body is provided with a groove body; the torsion bars with different rigidity are placed in the groove body, so that the overall rigidity of the stabilizer bar can be changed, the most suitable rigidity of the stabilizer bar can be quickly determined, the driving comfort, the control performance and the safety of a vehicle are guaranteed, the stabilizer bar with different rigidity does not need to be manufactured by opening a die again, the debugging period is shortened, and the development cost is reduced.)

1. A stabilizer bar, comprising:

the stabilizer bar body is provided with a groove body;

a plurality of torsion bars for placement within the channel, the plurality of torsion bars differing in stiffness therebetween.

2. The stabilizer bar of claim 1,

the number of the groove bodies is multiple.

3. The stabilizer bar of claim 2,

the number of the groove bodies is even, the groove bodies have various sizes, two groove bodies with the same size form a group, and each group of the groove bodies are arranged in a central symmetry mode by taking the axis of the stabilizer bar body as the center.

4. The stabilizer bar of claim 1, wherein the stabilizer bar body comprises:

the torsion section is provided with the groove body;

and the connecting sections are connected to two ends of the torsion section.

5. The stabilizer bar of claim 1, further comprising:

and the fixing piece is used for fixing the torsion bar in the groove body.

6. The stabilizer bar of claim 5,

the fixing piece is a hoop; or

The fixing piece is a bolt, the torsion bar is provided with a through hole, the groove bottom of the groove body is provided with a threaded hole, and the bolt penetrates through the through hole and is in threaded connection with the groove bottom.

7. The stabilizer bar of claim 1,

the groove depth of the groove body is 2 mm to 4 mm; and/or

The width dimension of the opening of the tank body is larger than the width dimension of the tank bottom of the tank body; or the groove body is square;

wherein the shape of the torsion bar is adapted to the shape of the slot.

8. The stabilizer bar of claim 4,

the free torsion angle of the torsion section is 10-40 degrees.

9. The stabilizer bar of claim 4, further comprising:

the connecting section is located to the cover, the bush is used for being connected to the automobile body.

10. A vehicle, characterized by comprising:

a stabilizer bar as set forth in any one of claims 1 to 9.

Technical Field

The invention relates to the technical field of vehicle debugging, in particular to a stabilizer bar and a vehicle.

Background

The stabilizer bar is a device for preventing the vehicle from being excessively laterally tilted during turning, and ensuring the balance of the vehicle. At present, in the process of debugging a vehicle chassis, the rigidity of the stabilizer bar is very important for the comfort, the controllability and the safety of a vehicle, so that the rigidity debugging of the stabilizer bar is very necessary. However, the rigidity of the conventional stabilizer bar is limited by the thickness of materials and a forming process, the stabilizer bar with different rigidity needs to be subjected to mold opening again in a test, the manufacturing period is long, the cost is high, and the debugging efficiency and the debugging cost of a vehicle chassis are influenced.

Disclosure of Invention

The embodiments of the present invention are directed to solving at least one of the technical problems occurring in the prior art or the related art.

To this end, it is an object of embodiments of the present invention to provide a stabilizer bar.

Another object of an embodiment of the present invention is to provide a vehicle including the stabilizer bar described above.

In order to achieve the above object, a first aspect of an embodiment of the present invention provides a stabilizer bar including:

the stabilizer bar body is provided with a groove body;

a plurality of torsion bars for placement within the channel, the plurality of torsion bars differing in stiffness therebetween.

In addition, the limiting device in the above technical solution provided by the embodiment of the present invention may further have the following additional technical features:

in one technical scheme of the embodiment of the invention, the number of the groove bodies is multiple.

In one technical scheme of the embodiment of the invention, the number of the groove bodies is even, the groove bodies have various sizes, two groove bodies with the same size form a group, and each group of groove bodies is arranged in a central symmetry manner by taking the axis of the stabilizer bar body as the center.

In one aspect of the embodiment of the present invention, a stabilizer bar body includes:

the torsion section is provided with the groove body;

and the connecting sections are connected to two ends of the torsion section.

In one aspect of the embodiment of the present invention, the stabilizer bar further includes: and the fixing piece is used for fixing the torsion bar in the groove body.

In one technical solution of the embodiment of the present invention, the fixing member is a clip; or

The fixing piece is a bolt, the torsion bar is provided with a through hole, the groove bottom of the groove body is provided with a threaded hole, and the bolt penetrates through the through hole and is in threaded connection with the groove bottom.

In one technical scheme of the embodiment of the invention, the groove depth of the groove body is 2 mm to 4 mm; and/or

The width dimension of the opening of the tank body is larger than the width dimension of the tank bottom of the tank body; or the groove body is square;

wherein the shape of the torsion bar is adapted to the shape of the slot.

In one technical solution of the embodiment of the present invention, a free twisting angle of the twisting section is 10 ° to 40 °.

In one aspect of the embodiments of the present invention, the stabilizer bar further includes:

the connecting section is located to the cover, the bush is used for being connected to the automobile body.

A technical solution in a second aspect of an embodiment of the present invention provides a vehicle including any one of the stabilizer bars described above.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the invention provides a stabilizer bar and a vehicle, wherein a groove body is formed in a stabilizer bar body, a plurality of torsion bars with different rigidity are further arranged on the stabilizer bar, the torsion bars with different rigidity are placed in the groove body, the integral rigidity of the stabilizer bar can be changed, the most suitable rigidity of the stabilizer bar is rapidly confirmed, the driving comfort, the controllability and the safety of the vehicle are ensured, the stabilizer bar with different rigidity is manufactured without opening a die again, the debugging period is shortened, and the development cost is reduced.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from 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 shows an assembly schematic view of a stabilizer bar according to an embodiment of the invention;

fig. 2 is a schematic structural view of a torsion bar of the stabilizer bar of fig. 1;

FIG. 3 is a schematic view of a cross-sectional view of a portion of the stabilizer bar of FIG. 1;

fig. 4 is a schematic structural view of a clip of the stabilizer bar of fig. 1.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:

100 stabilizer bar, 110 stabilizer bar body, 111 groove, 112 torsion section, 113 connection section, 120 torsion bar, 130 fastener, 131 clip, 140 bushing.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

In the debugging process of the vehicle chassis, the debugging of the stabilizer bar 100 is a very critical ring, and the rigidity of the stabilizer bar is very important for the whole vehicle comfort, the controllability and the safety of the vehicle under the extreme working condition.

But do not

The rigidity of the stabilizer bar 100 is limited by the thickness of the material and the forming process, and the stabilizer bar 100 with different rigidity needs to be opened again for testing, so that the manufacturing period is long, the cost is high, and the debugging efficiency and the debugging cost of the vehicle chassis are influenced.

To solve the above problem, the present invention provides a stabilizer bar 100 including: the stabilizer bar comprises a stabilizer bar body 110, wherein a groove body 111 is formed in the stabilizer bar body 110; a plurality of torsion bars 120, the torsion bars 120 being for being placed in the groove 111, the plurality of torsion bars 120 differing in rigidity from one another.

In this embodiment, as shown in fig. 1 to 3, the stabilizer 100 includes a stabilizer body 110, wherein a groove 111 is formed on the stabilizer body 110, the stabilizer 100 is further provided with a plurality of torsion bars 120 with different rigidities, and the torsion bars 120 with different rigidities are placed in the groove 111, so that the overall rigidity of the stabilizer 100 can be changed, thereby quickly confirming the most suitable rigidity of the stabilizer 100, ensuring the comfort, the controllability and the safety of the vehicle during running, and the stabilizer 100 with different rigidities does not need to be manufactured again, thereby speeding up the debugging cycle and reducing the development cost.

It can be understood that the stabilizer bar 100 is disposed on a suspension assembly of a vehicle, specifically, two ends of the stabilizer bar 100 are respectively connected to suspension rocker arms on two sides, when the vehicle is bent over, the vehicle body is caused to roll due to centrifugal force, the suspension of the bent outer wheel presses the stabilizer bar 100, the suspension of the bent inner wheel stretches the stabilizer bar 100, so that the stabilizer bar 100 is twisted, the stabilizer bar 100 applies upward elastic force to the suspension of the bent outer wheel to lift the suspension of the bent outer wheel and prevent the suspension of the bent outer wheel from pressing downward, and meanwhile, the stabilizer bar 100 applies downward elastic force to the suspension of the bent inner wheel to press the suspension of the bent inner wheel and prevent the suspension of the bent inner wheel from stretching, so as to inhibit the roll of the vehicle body.

The groove 111 is arranged in the middle of the stabilizer bar body 110, the center of the groove 111 coincides with the center of the stabilizer bar body 110, and the length of the torsion bar 120 is adapted to the length of the groove 111, so that when the stabilizer bar 100 is twisted, the twisting force on the stabilizer bar 100 is uniformly distributed, the force applied to the suspensions on the two sides of the vehicle is prevented from being non-uniform, the occurrence of the situation of inhibiting the vehicle body from inclining is reduced, and the stability and the safety of the stabilizer bar 100 are improved.

For example, the torsion bar 120 may be made of manganese steel alloy or other materials with good compression, impact, and wear resistance.

In one embodiment of the present invention, the groove 111 is provided in plurality.

In this embodiment, as shown in fig. 1 to 3, the number of the grooves 111 is plural, the plural grooves 111 are distributed on the periphery of the stabilizer body 110, the plural grooves 111 are provided, and the plural torsion bars 120 with different rigidities are placed in the grooves 111, so that the rigidity of the stabilizer 100 can be changed in a wider range, and a plurality of sets of comparison tests can be performed to select the stabilizer 100 with the most suitable rigidity, so as to ensure the comfort, the controllability and the safety of the vehicle in running, and the test can be performed quickly without replacing plural types of stabilizer 100, thereby shortening the debugging period and reducing the debugging cost.

It can be understood that the stabilizer bar 100 having a relatively large rigidity is used for a vehicle of a sport type such as an off-road vehicle to ensure a sport performance in a turning or rough road traveling, and the stabilizer bar 100 having a relatively small rigidity is used for a home vehicle of a daily use to ensure a driving comfort.

In one embodiment of the present invention, the number of the grooves 111 is even, and the grooves 111 have various sizes, wherein two grooves 111 having the same size are in one group, and each group of the grooves 111 is arranged in a central symmetry manner centering on the axis of the stabilizer body 110.

In this embodiment, as shown in fig. 1 to 3, the number of the grooves 111 is provided in an even number, and the grooves 111 have different sizes, wherein two grooves 111 with the same size are arranged as a group, and the two grooves 111 in each group of grooves 111 are arranged in a central symmetry manner by taking the axis of the stabilizer bar 100 as the center, it will be appreciated that the torsion bars 120 disposed in each set of slots 111 are of the same type, having the same dimensions and stiffness, and so arranged, when the stabilizer bar 100 is twisted, the torsion bars 120 in each set of grooves 111 can generate the same twisting moment, the torsion force on the stabilizer bar 100 is uniformly distributed, the forces transmitted to the suspensions on the two sides of the vehicle by the stabilizer bar 100 are the same in size and opposite in direction, uneven stress on the suspensions on the two sides of the vehicle is avoided, the side-tipping situation of the vehicle body is reduced, and the stability and the safety of the stabilizer bar 100 are improved.

For example, the number of the grooves 111 may be 2 to 8, and when the number of the grooves 111 is 8, three different sizes of the grooves 111 may be selected, and two grooves 111 having the same size are set as one group, which is 4 groups, and each group of the grooves 111 is arranged in a central symmetry manner centering on the axis of the stabilizer bar 100. And the groove body 111 of each size is provided with the torsion bars 120 of the corresponding size, 3 different sizes are prepared totally, 8 torsion bars 120 are divided into four corresponding groups, during the test, the torsion bars 120 of different groups are selectively put into the groove body 111 of the corresponding size, so as to increase the rigidity number of the tested stabilizer bar 100, so as to select the stabilizer bar 100 with the most proper rigidity, so as to ensure the comfort, the controllability and the safety of the vehicle, and the test can be rapidly carried out without replacing various stabilizer bars 100, thereby shortening the debugging period and reducing the debugging cost.

In one embodiment of the present invention, the stabilizer bar body 110 includes: the torsion section 112, the torsion section 112 is provided with a groove body 111; and a connection section 113, the connection section 113 being connected to both ends of the torsion section 112.

In this embodiment, as shown in fig. 1, the stabilizer bar body 110 is provided with a torsion section 112 and a connection section 113, wherein the groove 111 is opened on the torsion section 112, it can be understood that the length of the groove 111 is the same as that of the torsion section 112 to ensure that the torsion bar 120 placed in the groove 111 can significantly change the rigidity of the stabilizer bar 100 and improve the test effect, the connection sections 113 are provided on both sides of the torsion section 112, the stabilizer bar 100 is connected to the suspensions on both sides of the vehicle through the connection sections 113, and when the vehicle turns, the suspension of the outside wheel presses against the connection section 113 connected thereto, the suspension of the inside wheel stretches the connection section 113 connected thereto, the torsion section 112 is twisted by the force applied to the torsion section 112 by the two connection sections 113, the torsion force is transmitted to the connected suspension through the connection sections 113 on both sides, and the connection section 113 applies an upward elastic force to the suspension of the outside wheel, the suspension of the bent outer wheel is supported to prevent the suspension from pressing downwards, and the suspension of the bent inner wheel is applied with downward elastic force to press the suspension of the bent inner wheel to prevent the suspension from stretching continuously, so that the rolling of the vehicle body is restrained. The running safety of the vehicle is ensured.

In one embodiment of the present invention, the stabilizer bar 100 further includes: and the fixing member 130 is used for fixing the torsion bar 120 in the groove body 111.

In this embodiment, as shown in fig. 1, the stabilizer bar 100 is further provided with a fixing member 130, after the torsion bar 120 is placed in the groove 111, the torsion bar 120 is fixed in the groove 111 through the fixing member 130, so that the situation that the torsion bar 120 is separated from the groove 111 when the stabilizer bar 100 is twisted during a test, which causes a test failure, is avoided, and the stability of the stabilizer bar 100 is improved.

In one embodiment of the present invention, the fixing member 130 is a band 131; or the fixing member 130 is a bolt, the torsion bar 120 is provided with a through hole, the groove bottom of the groove body 111 is provided with a threaded hole, and the bolt penetrates through the through hole and is in threaded connection with the groove bottom.

In this embodiment, the fixing element 130 may be selected as a clip 131, the torsion bars 120 with different stiffness are placed in the corresponding slots 111, the clip 131 is sleeved on a section of the stabilizer bar 100 where the slot 111 is disposed, and a screw at the end of the clip 131 is tightened to tighten the end of the clip 131, so as to fix the torsion bars 120 in the slots 111.

The fixing member 130 may be a bolt, a through hole is formed in the torsion bar 120, a threaded hole is formed in the groove bottom of the groove 111 corresponding to the through hole, the torsion bar 120 with different stiffness is placed in the corresponding groove 111, and the bolt passes through the through hole and is screwed into the threaded hole in the groove bottom, so as to fix the torsion bar 120 in the groove 111.

The fixing piece 130 is simple in structure and convenient to use, the rigidity of the stabilizer bar 100 cannot be affected, the accuracy of a test result is guaranteed, meanwhile, the situation that the torsion bar 120 is separated from the groove body 111 to cause test failure when the stabilizer bar 100 is twisted in the test process is avoided, and the stability of the stabilizer bar 100 is improved.

In one embodiment of the present invention, the groove depth of the groove body 111 is 2 mm to 4 mm; and/or the width dimension at the opening of the tank body 111 is larger than the width dimension at the tank bottom of the tank body 111; or the tank body 111 is square; wherein the shape of the torsion bar 120 is adapted to the shape of the slot 111.

In this embodiment, the groove depth of the groove body 111 is set to be 2 mm to 4 mm, and it can be understood that the thickness of the torsion bar 120 does not exceed the groove depth of the groove body 111, so that the torsion bar 120 can be completely placed in the groove body 111, the stability of the stabilizer bar 100 is improved, and meanwhile, the situation that the structural strength of the stabilizer bar 100 is affected and potential safety hazards are formed due to the fact that the groove body 111 is too deep is avoided.

It can be understood that the shape of the slot body 111 can be a trapezoid, the width of the opening of the slot body 111 is larger than the width of the slot bottom of the slot body 111, and the same torsion bar 120 is also a trapezoid, and the size of the same torsion bar is adapted to the size of the slot body 111. Or, the shape of the groove 111 can be square, the shape of the torsion bar 120 is also square, and the size is adapted to the size of the groove 111, so that the connection between the torsion bar 120 and the groove 111 is more stable, the torsion bar 120 is not easy to slide out of the groove 111, and the stability of the stabilizer bar 100 is improved.

In one embodiment of the invention, the free twist angle of the twist section 112 is 10 ° to 40 °.

In this embodiment, when the torsion section 112 receives only the forces applied from the connecting sections 113 at the two ends in opposite directions, the torsion angle of the torsion section 112 is 10 ° to 40 °, which ensures that sufficient torsion force is generated when the torsion section 112 is twisted and transmitted to the connecting sections 113 at the two ends, so that the connecting sections 113 rebound, thereby reducing the deformation of the suspension during turning and suppressing the rolling of the vehicle body. The running safety of the vehicle is ensured.

In one embodiment of the present invention, the stabilizer bar 100 further includes: there is a bushing 140 sleeved on the connection section 113, and the bushing 140 is used for connecting to the vehicle body.

In this embodiment, as shown in fig. 1, the stabilizer bar 100 is further provided with a bushing 140, the bushing 140 is sleeved on the two connecting sections 113, and the stabilizer bar 100 is fixed to the vehicle body through the bushing 140, it can be understood that the friction force between the bushing 140 and the stabilizer bar 100 is small, and the stabilizer bar 100 and the bushing 140 are prevented from being worn.

In an embodiment of another aspect of the present invention, there is provided a vehicle including the stabilizer bar 100 described in any one of the above.

In this embodiment, a vehicle is provided that is provided with the stabilizer bar 100 described above, and therefore has all the beneficial effects of the stabilizer bar 100 described above, which will not be described herein again.

In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.