CN104827842A - Suspension system and vehicle - Google Patents
Suspension system and vehicle Download PDFInfo
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- CN104827842A CN104827842A CN201410277663.8A CN201410277663A CN104827842A CN 104827842 A CN104827842 A CN 104827842A CN 201410277663 A CN201410277663 A CN 201410277663A CN 104827842 A CN104827842 A CN 104827842A
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Abstract
The invention provides a suspension system and a vehicle. The suspension system comprises at least three axles and a plurality of steel plate springs. The at least three axles comprise the first axle, the second axle and the third axle which are sequentially arrayed in a first direction. The steel plate springs are all arranged on the axles upside down. Due to the fact that the steel plate springs are all arranged upside down, the sprung mass of the suspension system comprises the mass of a frame and part of the mass of the steel plate springs, and the unsprung mass is mainly formed by the mass of wheels, the mass of the axles and the other part of the mass of the steel plate springs, namely the sprung mass is increased and the proportion of the unsprung mass and the sprung mass is adjusted while the unsprung mass is reduced. Accordingly, the vibration performance of the suspension system is improved, the impact resistance of the vehicle is improved, and the ride performance of the vehicle is improved. Meanwhile, the suspension system further has the advantages of being simple in structure and low in manufacturing cost.
Description
Technical field
The present invention relates to Vehicle Engineering technical field, more specifically, relate to a kind of suspension system and vehicle.
Background technology
At present in the suspension system with steel spring, particularly vehicle bridge is at least in the suspension system of three, and spring plate press normal operating condition (long limit upper, minor face under), and setting in suspension systems.
In this suspension system, spring carried mass is mainly arranged at the vehicle frame on suspension system, and nonspring carried mass mainly comprises these main component parts of wheel, vehicle bridge and spring plate.When the spring carried mass of vehicle is less and nonspring carried mass is very large, vehicle travels when bumpy sections, steel spring needs the energy absorbing vibration for a long time, vehicle body can teetertotter incessantly, thus causes vehicle to there is the problems such as vibration performance difference, impact resistance is weak, traveling is not steady.
Summary of the invention
The present invention aims to provide a kind of suspension system and vehicle, to solve in prior art the problem causing vehicle to there is the problems such as vibration performance difference, impact resistance is weak, traveling is not steady because nonspring carried mass is excessive.
For solving the problems of the technologies described above, according to an aspect of the present invention, providing a kind of suspension system, comprising: at least three vehicle bridge, at least three vehicle bridge comprise the first bridge, the second bridge and the 3rd bridge that are arranged in order along first direction; Steel spring, steel spring is multiple, and multiple steel spring is all upside down in vehicle bridge.
Further, steel spring is four, and four steel springs are divided into: first group of steel spring, and first group of steel spring comprises two steel springs, and two steel springs are symmetricly set on the both sides of vehicle bridge; Second group of steel spring, second group of steel spring comprises two steel springs, and two steel springs are symmetricly set on the both sides of vehicle bridge; Wherein, first group of steel spring and second group of steel spring are arranged in order along first direction, and first group of steel spring and second group of steel spring correspondence are arranged on the first bridge, the second bridge and the 3rd bridge.
Further, steel spring is asymmetric steel spring.
Further, the perpendicular perpendicular to first direction at the place, centre of support during often to organize steel spring support frame is for boundary, steel spring comprises the first paragraph and second segment that the length direction along steel spring splits, and the length of first paragraph is less than the length of second segment.
Further, in first paragraph, the length of every a slice steel plate of steel spring is consistent with the corresponding length ratio of every a slice steel plate of steel spring in second segment.
Further, the length of first paragraph is 1 to 2 with the length ratio of second segment.
Further, first paragraph and first bridging of each steel spring in first group of steel spring connect; Second segment and second bridging of each steel spring in first group of steel spring connect, and second segment and second bridging of each steel spring in second group of steel spring connect; First paragraph and the 3rd bridging of each steel spring in second group of steel spring connect.
Further, suspension system also comprises: the second bridge rocking arm, and the second bridge rocking arm is connected pivotly with the second bridge; First orienting lug, the first orienting lug is arranged on the second bridge rocking arm, and the first orienting lug has curved support face, and curved support face supports the second segment of the steel spring in first group of steel spring; Second orienting lug, the second orienting lug is arranged on the second bridge rocking arm, and the second orienting lug has curved support face, and curved support face supports the second segment of the steel spring in second group of steel spring.
Further, suspension system also comprises: the first bridge rocking arm, and the first end of the first bridge rocking arm is connected pivotly with the first bridge; First bridge rocker arm support, the first bridge rocker arm support is connected with vehicle frame, and the first bridge rocker arm support is connected pivotly with the second end of the first bridge rocking arm; 3rd orienting lug, the 3rd orienting lug is arranged on the first bridge rocking arm, and the 3rd orienting lug has curved support face, and curved support face supports the first paragraph of the steel spring in first group of steel spring.
Further, suspension system also comprises: the 3rd bridge rocking arm, and the first end of the 3rd bridge rocking arm is connected pivotly with the 3rd bridge; 3rd bridge rocker arm support, the 3rd bridge rocker arm support is connected with vehicle frame, and the 3rd bridge rocker arm support is connected pivotly with the second end of the 3rd bridge rocking arm; 4th orienting lug, the 4th orienting lug is arranged on the 3rd bridge rocking arm, and the 4th orienting lug has curved support face, and curved support face supports the first paragraph of the steel spring in second group of steel spring.
Further, suspension system also comprises: the first bridge distance rod erection fixture, first bridge distance rod erection fixture is two, two the first bridge distance rod erection fixtures are symmetricly set on the both sides of vehicle bridge, first bridge distance rod erection fixture is between the first bridge and the second bridge, and the upper end of the first bridge distance rod erection fixture is connected with the steel spring in first group of steel spring; First bridge balance shaft, the two ends of the first bridge balance shaft are connected pivotly with two the first bridge distance rod erection fixture one_to_one corresponding; 3rd bridge distance rod erection fixture, 3rd bridge distance rod erection fixture is two, two the 3rd bridge distance rod erection fixtures are symmetricly set on the both sides of vehicle bridge, 3rd bridge distance rod erection fixture is between the 3rd bridge and the second bridge, and the upper end of the 3rd bridge distance rod erection fixture is connected with the steel spring in second group of steel spring; 3rd bridge balance shaft, the two ends of the 3rd bridge balance shaft are connected pivotly with two the 3rd bridge distance rod erection fixture one_to_one corresponding.
Further, suspension system also comprises: the first bridge lower thrust rod, and the first end of the first bridge lower thrust rod is connected with the lower end of the first bridge distance rod erection fixture, and the second end and first bridging of the first bridge lower thrust rod connect; 3rd bridge lower thrust rod, the first end of the 3rd bridge lower thrust rod is connected with the lower end of the 3rd bridge distance rod erection fixture, and the second end and the 3rd bridging of the 3rd bridge lower thrust rod connect; Second bridge lower thrust rod, the first end of the second bridge lower thrust rod is connected with the lower end of the 3rd bridge distance rod erection fixture, and the second end and second bridging of the second bridge lower thrust rod connect.
Further, suspension system also comprises: the first bridge upper thrust rod, and the first end of the first bridge upper thrust rod is connected with the first bridge balance shaft, and the second end and first bridging of the first bridge upper thrust rod connect; 3rd bridge upper thrust rod, the first end of the 3rd bridge upper thrust rod is connected with the 3rd bridge balance shaft, and the second end and the 3rd bridging of the 3rd bridge upper thrust rod connect; Second bridge upper thrust rod, the first end of the second bridge upper thrust rod is connected with the 3rd bridge balance shaft, and the second end and second bridging of the second bridge upper thrust rod connect.
Further, suspension system also comprises the balance shaft support be connected with vehicle frame, and balance shaft support is multiple, and the first bridge balance shaft and the 3rd bridge balance shaft are provided with balance shaft support.
Further, suspension system also comprises the limited post for limiting axle tramp amount, and limited post is multiple, and multiple limited post is arranged in vehicle bridge all straight up.
According to another aspect of the present invention, provide a kind of vehicle, comprise suspension system, suspension system is above-mentioned suspension system.
At least three vehicle bridge in the present invention comprise the first bridge, the second bridge and the 3rd bridge that are arranged in order along first direction, and steel spring is multiple, and multiple steel spring is all upside down in vehicle bridge.Because multiple steel spring is all inverted, thus the spring carried mass of suspension system is made to comprise a part of quality of vehicle frame and steel spring, and nonspring carried mass is formed primarily of another part quality of wheel, vehicle bridge and steel spring, namely in the ratio reducing to add spring carried mass while nonspring carried mass, have adjusted nonspring carried mass and spring carried mass, thus improve suspension system vibration performance, improve vehicle impact resistance and improve the riding comfort of vehicle.Meanwhile, the suspension system in the present invention also has that structure is simple, the feature of low cost of manufacture.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the structural representation of the suspension system in the present invention;
Fig. 2 diagrammatically illustrates the front view of Fig. 1;
Fig. 3 diagrammatically illustrates the birds-eye view of Fig. 2;
Fig. 4 suspension system diagrammatically illustrated in the present invention is in the constitution diagram under a certain operating mode;
Fig. 5 suspension system diagrammatically illustrated in the present invention is in the constitution diagram under another operating mode;
Fig. 6 diagrammatically illustrates the partial enlarged drawing at P place in Fig. 2; And
Fig. 7 diagrammatically illustrates the partial enlarged drawing at M place in Fig. 2.
Reference numeral in figure: 10, vehicle bridge; 11, the first bridge; 12, the second bridge; 13, the 3rd bridge; 20, steel spring; 21, first paragraph; 22, second segment; 30, the second bridge rocking arm; 31, the first bridge rocking arm; 32, the first bridge rocker arm support; 33, the 3rd orienting lug; 34, the 3rd bridge rocking arm; 35, the 3rd bridge rocker arm support; 36, the 4th orienting lug; 40, the first bridge distance rod erection fixture; 41, the first bridge balance shaft; 42, the 3rd bridge distance rod erection fixture; 43, the 3rd bridge balance shaft; 50, the first bridge lower thrust rod; 51, the 3rd bridge lower thrust rod; 52, the second bridge lower thrust rod; 53, the first bridge upper thrust rod; 54, the 3rd bridge upper thrust rod; 55, the second bridge upper thrust rod; 60, balance shaft support; 70, limited post.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As first aspect of the present invention, provide a kind of suspension system.As shown in Figures 1 to 7, suspension system comprises at least three vehicle bridge 10 and steel spring 20, and at least three vehicle bridge 10 comprise the first bridge 11, second bridge 12 and the 3rd bridge 13 that are arranged in order along first direction; Steel spring 20 is multiple, and multiple steel spring 20 is all upside down in vehicle bridge 10.Steel spring 20 described in the present invention be inverted refer to the minor face of steel spring 20 upper, long limit under situation.Because multiple steel spring 20 is all inverted, thus the spring carried mass of suspension system is made to comprise a part of quality of vehicle frame and steel spring 20, and nonspring carried mass is formed primarily of another part quality of wheel, vehicle bridge 10 and steel spring 20, namely in the ratio reducing to add spring carried mass while nonspring carried mass, have adjusted nonspring carried mass and spring carried mass, thus improve suspension system vibration performance, improve vehicle impact resistance and improve the riding comfort of vehicle.Meanwhile, the suspension system in the present invention also has that structure is simple, the feature of low cost of manufacture.Certainly, most quality of the suspension system light plate spring 20 in the present invention belongs to spring carried mass, only has fraction quality to belong to nonspring carried mass, namely reduces nonspring carried mass as far as possible, ensure that the riding comfort of vehicle.
Preferably, steel spring 20 is four, and four steel springs 20 are divided into first group of steel spring and second group of steel spring, and first group of steel spring comprises the both sides that two steel springs, 20, two steel springs 20 are symmetricly set on vehicle bridge 10; Second group of steel spring comprises the both sides that two steel springs, 20, two steel springs 20 are symmetricly set on vehicle bridge 10; Wherein, first group of steel spring and second group of steel spring are arranged in order along first direction, and first group of steel spring and second group of steel spring correspondence are arranged on the first bridge 11, second bridge 12 and the 3rd bridge 13.For three bridge suspension systems, the first bridge 11 is propons, the second bridge 12 is jackshaft, the 3rd bridge 13 is back axle.Three general bridge suspension systems at least need use six steel springs, and namely every three steel springs are one group, and two groups of steel springs are separately positioned on the both sides of vehicle bridge.Because the suspension system in the present invention only uses four steel springs 20 just can meet operating needs, thus the quality of jib system is effectively alleviated, thus make vehicle lightweight more, contribute to reducing integral vehicle cost simultaneously, and ensure that the intensity of suspension system is not affected.
Steel spring 20 in the present invention is asymmetric steel spring.According to the particular case of vehicle bridge 10, select the steel spring 20 of suitable quantity, and concrete structure, the intensity of asymmetric steel spring are rationally set, every part uniform force of vehicle bridge 10 can be made, thus effectively ensure vibration performance and the impact resistance of suspension system, and effectively avoid suspension system somewhere stress to concentrate easy fracture, and then extend the service life of suspension system, improve the driver comfort of vehicle.
In preferred implementation as shown in Fig. 2, Fig. 4 and Fig. 5, the perpendicular perpendicular to first direction at the place, centre of support during often to organize steel spring 20 support frame is for boundary, steel spring 20 comprises the first paragraph 21 and second segment 22 that the length direction along steel spring 20 splits, and the length of first paragraph 21 is less than the length of second segment 22.
Preferably, in first paragraph 21, the length of every a slice steel plate of steel spring 20 is consistent with the corresponding length ratio of every a slice steel plate of steel spring 20 in second segment 22.Further, the length of first paragraph 21 is 1 to 2 with the length ratio of second segment 22.
Preferably, the first paragraph 21 of each steel spring 20 in first group of steel spring is connected with the first bridge 11; The second segment 22 of each steel spring 20 in first group of steel spring is connected with the second bridge 12, and the second segment 22 of each steel spring 20 in second group of steel spring is connected with the second bridge 12; The first paragraph 21 of each steel spring 20 in second group of steel spring is connected with the 3rd bridge 13.Because the second bridge 12 is subject to the application force of two steel springs 20 simultaneously, thus the impact load be subject to for guarantee first bridge 11, second bridge 12 and the 3rd bridge 13 same time balances, need the second segment 22 near the second bridge 12 making steel spring 20 longer than first paragraph 21, when the length of first paragraph 21 is 1 to 2 with the length ratio of second segment 22, the impact load that first bridge 11, second bridge 12 and the 3rd bridge 13 same time are subject to is balanced, thus improve the vibration performance of suspension system, ensure that the ride comfort that vehicle travels.
Suspension system in the present invention also comprises the second bridge rocking arm 30, first orienting lug and the second orienting lug, and the second bridge rocking arm 30 is connected pivotly with the second bridge 12; First orienting lug is arranged on the second bridge rocking arm 30, and the first orienting lug has curved support face, and curved support face supports the second segment 22 of the steel spring 20 in first group of steel spring; Second orienting lug is arranged on the second bridge rocking arm 30, and the second orienting lug has curved support face, and curved support face supports the second segment 22 (please refer to Fig. 2, Fig. 4 and Fig. 5) of the steel spring 20 in second group of steel spring.Certainly, the second bridge rocking arm 30 also can be fixedly connected with the second bridge 12.Because the second segment 22 of the steel spring 20 in second segment 22, first group of steel spring of the steel spring 20 in second group of steel spring is all movably arranged on the second bridge rocking arm 30, thus ensure that the freedom of motion of two groups of steel springs 20, thus ensure that the vibration performance of suspension system.
Preferably, the first end that suspension system also comprises the first bridge rocking arm 31, first bridge rocker arm support 32 and the 3rd orienting lug 33, first bridge rocking arm 31 is connected pivotly with the first bridge 11; Being connected with vehicle frame of first bridge rocker arm support 32, and the first bridge rocker arm support 32 is connected pivotly with the second end of the first bridge rocking arm 31; 3rd orienting lug 33 is arranged on the first bridge rocking arm 31, and the 3rd orienting lug 33 has curved support face, and curved support face supports the first paragraph 21 (please refer to Fig. 1 to Fig. 7) of the steel spring 20 in first group of steel spring.Because the first bridge 11 is connected with the first bridge rocker arm support 32 pivotly by the first bridge rocking arm 31, thus force steel spring 20 to deform when vibration occurs the first bridge 11, the first bridge 11 is when bearing longitudinal loading (load of the working direction of vehicle), first bridge rocking arm 31 can produce the deflection of certain angle relative to the first bridge 11, thus remain that the first bridge rocker arm support 32 is arranged perpendicular to vehicle frame, and then ensure vehicle stationarity in the process of moving.Due to the first paragraph 21 of the curved support face supporting steel plate spring 20 of the 3rd orienting lug 33, thus the 3rd orienting lug 33 pairs of steel springs 20 play the effect of support and motion guide, effectively avoid steel spring 20 and the first bridge rocking arm 31 because shaking the instantaneous problem of colliding with and then causing steel spring 20 or the first bridge rocking arm 31 to damage, thus improve the damping performance of steel spring 20, effectively avoid steel spring 20 and the first bridge rocking arm 31 contact wear.
Preferably, the first end that suspension system also comprises the 3rd bridge rocking arm 34, the 3rd bridge rocker arm support 35 and the 4th orienting lug the 36, three bridge rocking arm 34 is connected pivotly with the 3rd bridge 13; 3rd bridge rocker arm support 35 is connected with vehicle frame, and the 3rd bridge rocker arm support 35 is connected pivotly with the second end of the 3rd bridge rocking arm 34; 4th orienting lug 36 is arranged on the 3rd bridge rocking arm 34, and the 4th orienting lug 36 has curved support face, and curved support face supports the first paragraph 21 (please refer to Fig. 1 to Fig. 7) of the steel spring 20 in second group of steel spring.Because the 3rd bridge 13 is connected with the 3rd bridge rocker arm support 35 pivotly by the 3rd bridge rocking arm 34, thus force steel spring 20 to deform when vibration occurs the 3rd bridge 13, the 3rd bridge 13 is when bearing longitudinal loading (load of the working direction of vehicle), 3rd bridge rocking arm 34 can produce the deflection of certain angle relative to the 3rd bridge 13, thus remain that the 3rd bridge rocker arm support 35 is arranged perpendicular to vehicle frame, and then ensure vehicle stationarity in the process of moving.Due to the first paragraph 21 of the curved support face supporting steel plate spring 20 of the 4th orienting lug 36, thus the 4th orienting lug 36 pairs of steel springs 20 play the effect of support and motion guide, effectively avoid steel spring 20 and the 3rd bridge rocking arm 34 because shaking the instantaneous problem of colliding with and then causing steel spring 20 or the 3rd bridge rocking arm 34 to damage, thus improve the damping performance of steel spring 20, effectively avoid steel spring 20 and the 3rd bridge rocking arm 34 contact wear.
Suspension system in the present invention also comprises the first bridge distance rod erection fixture 40, first bridge balance shaft 41, the 3rd bridge distance rod erection fixture 42 and the 3rd bridge balance shaft 43, first bridge distance rod erection fixture 40 is two, two the first bridge distance rod erection fixtures 40 are symmetricly set on the both sides of vehicle bridge 10, first bridge distance rod erection fixture 40 is between the first bridge 11 and the second bridge 12, and the upper end of the first bridge distance rod erection fixture 40 is connected with the steel spring 20 in first group of steel spring; The two ends of the first bridge balance shaft 41 are connected pivotly with two the first bridge distance rod erection fixture 40 one_to_one corresponding; 3rd bridge distance rod erection fixture 42 is two, two the 3rd bridge distance rod erection fixtures 42 are symmetricly set on the both sides of vehicle bridge 10,3rd bridge distance rod erection fixture 42 is between the 3rd bridge 13 and the second bridge 12, and the upper end of the 3rd bridge distance rod erection fixture 42 is connected with the steel spring 20 in second group of steel spring; The two ends of the 3rd bridge balance shaft 43 are connected pivotly with two the 3rd bridge distance rod erection fixture 42 one_to_one corresponding.First bridge distance rod erection fixture 40 1 aspect plays the effect of supporting steel plate spring 20, play the effect of connection first bridge balance shaft 41 on the other hand, when the both sides unbalance stress of the first bridge 11, load is distributed in the both sides of the first bridge 11 by the first bridge balance shaft 41, thus effectively avoids the first bridge 11 both sides load difference excessive and cause the problem such as vehicle generation safety misadventure or the first bridge 11 fracture.Similarly, the effect of the 3rd bridge distance rod erection fixture 42 and the 3rd bridge balance shaft 43 and the effect of the first bridge distance rod erection fixture 40 and the first bridge balance shaft 41 similar.
As shown in Figures 1 to 5 preferred embodiment in, suspension system also comprises the first bridge lower thrust rod 50, the 3rd bridge lower thrust rod 51 and the second bridge lower thrust rod 52, the first end of the first bridge lower thrust rod 50 is connected with the lower end of the first bridge distance rod erection fixture 40, and the second end of the first bridge lower thrust rod 50 is connected with the first bridge 11; The first end of the 3rd bridge lower thrust rod 51 is connected with the lower end of the 3rd bridge distance rod erection fixture 42, and the second end of the 3rd bridge lower thrust rod 51 is connected with the 3rd bridge 13; The first end of the second bridge lower thrust rod 52 is connected with the lower end of the 3rd bridge distance rod erection fixture 42, and the second end of the second bridge lower thrust rod 52 is connected with the second bridge 12.Suppose that vehicle is that the 3rd bridge drives, thus when the vehicle is running, propulsive effort from the 3rd bridge 13 through the 3rd bridge lower thrust rod 51, the 3rd bridge distance rod erection fixture 42, second bridge lower thrust rod 52, second bridge 12, pass to the first bridge 11 near steel spring 20, the first bridge distance rod erection fixture 40 of the first bridge 11 side and the first bridge lower thrust rod 50, thus realizes being synchronized with the movement of the 3rd bridge 13, second bridge 12 and the first bridge 11.
Preferably, the first bridge lower thrust rod 50, the 3rd bridge lower thrust rod 51 and the second bridge lower thrust rod 52 are straight propelling rods.
As shown in Figures 1 to 5 preferred embodiment in, suspension system also comprises the first bridge upper thrust rod 53, the 3rd bridge upper thrust rod 54 and the second bridge upper thrust rod 55, the first end of the first bridge upper thrust rod 53 is connected with the first bridge balance shaft 41, and the second end of the first bridge upper thrust rod 53 is connected with the first bridge 11; The first end of the 3rd bridge upper thrust rod 54 is connected with the 3rd bridge balance shaft 43, and the second end of the 3rd bridge upper thrust rod 54 is connected with the 3rd bridge 13; The first end of the second bridge upper thrust rod 55 is connected with the 3rd bridge balance shaft 43, and the second end of the second bridge upper thrust rod 55 is connected with the second bridge 12.Suppose that vehicle is that the 3rd bridge drives, thus when the vehicle is running, propulsive effort from the 3rd bridge 13 through the 3rd bridge upper thrust rod 54, the 3rd bridge balance shaft 43, second bridge upper thrust rod 55, second bridge 12, pass to the first bridge 11 near steel spring 20, first bridge distance rod erection fixture 40, the first bridge balance shaft 41 of the first bridge 11 side and the first bridge upper thrust rod 53, thus realizes being synchronized with the movement of the 3rd bridge 13, second bridge 12 and the first bridge 11.
Preferably, the first bridge upper thrust rod 53, the 3rd bridge upper thrust rod 54 and the second bridge upper thrust rod 55 are straight propelling rod and/or V-arrangement propelling rod.
Suspension system in the present invention also comprises the balance shaft support 60 be connected with vehicle frame, and balance shaft support 60 is multiple, and the first bridge balance shaft 41 and the 3rd bridge balance shaft 43 are provided with balance shaft support 60 (please refer to Fig. 1 and Fig. 3).Because the first bridge balance shaft 41 is connected with vehicle frame by balance shaft support 60 with the 3rd bridge balance shaft 43, thus when the impact load of vehicle frame both sides is different, first bridge balance shaft 41 and the 3rd bridge balance shaft 43 can effectively make the load of vehicle bridge 10 both sides be balanced, thus ensure that the driving comfort of vehicle.
As shown in figures 1 and 3, suspension system also comprises the limited post 70 for limiting vehicle bridge 10 jerk value, and limited post 70 is multiple, and multiple limited post 70 is arranged in vehicle bridge 10 all straight up.Owing to being provided with limited post 70, thus effectively can limit the jerk value of vehicle bridge 10, thus avoid vehicle bridge 10 clashes into car body situation because of overexercise to occur, thus improve the safety of vehicle.Steel spring 20 in the present invention, except bearing except vertical load, can also bear side force, and this side force refers to the power perpendicular to steel spring 20 in horizontal surface, and the generation of this side force may turn to due to road bump or car body and cause.
As second aspect of the present invention, provide a kind of vehicle.Vehicle comprises suspension system, and suspension system is above-mentioned suspension system.Preferably, vehicle is hoisting crane.Particularly tonnage automobile crane rear suspension should adopt the suspension system in the present invention.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. a suspension system, is characterized in that, comprising:
At least three vehicle bridge (10), described at least three vehicle bridge (10) comprise the first bridge (11), the second bridge (12) and the 3rd bridge (13) that are arranged in order along first direction;
Steel spring (20), described steel spring (20) is for multiple, and multiple described steel spring (20) is all upside down in described vehicle bridge (10).
2. suspension system according to claim 1, is characterized in that, described steel spring (20) is four, and four described steel springs (20) are divided into:
First group of steel spring, described first group of steel spring comprises two described steel springs (20), and two described steel springs (20) are symmetricly set on the both sides of described vehicle bridge (10);
Second group of steel spring, described second group of steel spring comprises two described steel springs (20), and two described steel springs (20) are symmetricly set on the both sides of described vehicle bridge (10);
Wherein, described first group of steel spring and described second group of steel spring are arranged in order along described first direction, and described first group of steel spring and described second group of steel spring correspondence are arranged on described first bridge (11), described second bridge (12) and described 3rd bridge (13).
3. suspension system according to claim 2, is characterized in that, described steel spring (20) is asymmetric steel spring.
4. suspension system according to claim 3, it is characterized in that, the perpendicular perpendicular to described first direction at the place, centre of support during often to organize described steel spring (20) support frame is for boundary, described steel spring (20) comprises the first paragraph (21) and second segment (22) that the length direction along described steel spring (20) splits, and the length of described first paragraph (21) is less than the length of described second segment (22).
5. suspension system according to claim 4, it is characterized in that, in described first paragraph (21), the length of every a slice steel plate of described steel spring (20) is consistent with the corresponding length ratio of every a slice steel plate of described steel spring (20) in described second segment (22).
6. suspension system according to claim 4, is characterized in that, the length of described first paragraph (21) and the length ratio of described second segment (22) are 1 to 2.
7. suspension system according to claim 4, is characterized in that,
The described first paragraph (21) of each described steel spring (20) in described first group of steel spring is connected with described first bridge (11);
The described second segment (22) of each described steel spring (20) in described first group of steel spring is connected with described second bridge (12), and the described second segment (22) of each described steel spring (20) in described second group of steel spring is connected with described second bridge (12);
The described first paragraph (21) of each described steel spring (20) in described second group of steel spring is connected with described 3rd bridge (13).
8. suspension system according to claim 7, is characterized in that, described suspension system also comprises:
Second bridge rocking arm (30), described second bridge rocking arm (30) is connected pivotly with described second bridge (12);
First orienting lug, described first orienting lug is arranged on described second bridge rocking arm (30), described first orienting lug has curved support face, and described curved support face supports the described second segment (22) of the described steel spring (20) in described first group of steel spring;
Second orienting lug, described second orienting lug is arranged on described second bridge rocking arm (30), described second orienting lug has curved support face, and described curved support face supports the described second segment (22) of the described steel spring (20) in described second group of steel spring.
9. the suspension system according to any one of claim 2 to 8, is characterized in that, described suspension system also comprises:
First bridge rocking arm (31), the first end of described first bridge rocking arm (31) is connected pivotly with described first bridge (11);
First bridge rocker arm support (32), described first bridge rocker arm support (32) is connected with vehicle frame, and described first bridge rocker arm support (32) is connected pivotly with the second end of described first bridge rocking arm (31);
3rd orienting lug (33), described 3rd orienting lug (33) is arranged on described first bridge rocking arm (31), described 3rd orienting lug (33) has curved support face, and described curved support face supports the described first paragraph (21) of the described steel spring (20) in described first group of steel spring.
10. the suspension system according to any one of claim 2 to 8, is characterized in that, described suspension system also comprises:
3rd bridge rocking arm (34), the first end of described 3rd bridge rocking arm (34) is connected pivotly with described 3rd bridge (13);
3rd bridge rocker arm support (35), described 3rd bridge rocker arm support (35) is connected with vehicle frame, and described 3rd bridge rocker arm support (35) is connected pivotly with the second end of described 3rd bridge rocking arm (34);
4th orienting lug (36), described 4th orienting lug (36) is arranged on described 3rd bridge rocking arm (34), described 4th orienting lug (36) has curved support face, and described curved support face supports the described first paragraph (21) of the described steel spring (20) in described second group of steel spring.
11. suspension systems according to any one of claim 2 to 8, it is characterized in that, described suspension system also comprises:
First bridge distance rod erection fixture (40), described first bridge distance rod erection fixture (40) is two, two described first bridge distance rod erection fixtures (40) are symmetricly set on the both sides of described vehicle bridge (10), described first bridge distance rod erection fixture (40) is positioned between described first bridge (11) and described second bridge (12), and the upper end of described first bridge distance rod erection fixture (40) is connected with the described steel spring (20) in described first group of steel spring;
First bridge balance shaft (41), the two ends of described first bridge balance shaft (41) are connected pivotly with two described first bridge distance rod erection fixture (40) one_to_one corresponding;
3rd bridge distance rod erection fixture (42), described 3rd bridge distance rod erection fixture (42) is two, two described 3rd bridge distance rod erection fixtures (42) are symmetricly set on the both sides of described vehicle bridge (10), described 3rd bridge distance rod erection fixture (42) is positioned between described 3rd bridge (13) and described second bridge (12), and the upper end of described 3rd bridge distance rod erection fixture (42) is connected with the described steel spring (20) in described second group of steel spring;
3rd bridge balance shaft (43), the two ends of described 3rd bridge balance shaft (43) are connected pivotly with two described 3rd bridge distance rod erection fixture (42) one_to_one corresponding.
12. suspension systems according to claim 11, is characterized in that, described suspension system also comprises:
First bridge lower thrust rod (50), the first end of described first bridge lower thrust rod (50) is connected with the lower end of described first bridge distance rod erection fixture (40), and the second end of described first bridge lower thrust rod (50) is connected with described first bridge (11);
3rd bridge lower thrust rod (51), the first end of described 3rd bridge lower thrust rod (51) is connected with the lower end of described 3rd bridge distance rod erection fixture (42), and the second end of described 3rd bridge lower thrust rod (51) is connected with described 3rd bridge (13);
Second bridge lower thrust rod (52), the first end of described second bridge lower thrust rod (52) is connected with the lower end of described 3rd bridge distance rod erection fixture (42), and the second end of described second bridge lower thrust rod (52) is connected with described second bridge (12).
13. suspension systems according to claim 11, is characterized in that, described suspension system also comprises:
First bridge upper thrust rod (53), the first end of described first bridge upper thrust rod (53) is connected with described first bridge balance shaft (41), and the second end of described first bridge upper thrust rod (53) is connected with described first bridge (11);
3rd bridge upper thrust rod (54), the first end of described 3rd bridge upper thrust rod (54) is connected with described 3rd bridge balance shaft (43), and the second end of described 3rd bridge upper thrust rod (54) is connected with described 3rd bridge (13);
Second bridge upper thrust rod (55), the first end of described second bridge upper thrust rod (55) is connected with described 3rd bridge balance shaft (43), and the second end of described second bridge upper thrust rod (55) is connected with described second bridge (12).
14. suspension systems according to claim 11, it is characterized in that, described suspension system also comprises the balance shaft support (60) be connected with vehicle frame, described balance shaft support (60), for multiple, described first bridge balance shaft (41) and described 3rd bridge balance shaft (43) is provided with described balance shaft support (60).
15. suspension systems according to any one of claim 1 to 8, it is characterized in that, described suspension system also comprises the limited post (70) for limiting described vehicle bridge (10) jerk value, described limited post (70) is for multiple, and multiple described limited post (70) is arranged in described vehicle bridge (10) all straight up.
16. 1 kinds of vehicles, comprise suspension system, it is characterized in that, described suspension system is the suspension system according to any one of claim 1 to 15.
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| CN201410277663.8A CN104827842B (en) | 2014-06-19 | 2014-06-19 | Suspension system and vehicle |
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| CN201410277663.8A CN104827842B (en) | 2014-06-19 | 2014-06-19 | Suspension system and vehicle |
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| CN104827842B CN104827842B (en) | 2017-07-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196818A (en) * | 2015-08-31 | 2015-12-30 | 李晓秋 | Steel spring plate combined suspension device for vehicle |
| CN106945747A (en) * | 2017-04-26 | 2017-07-14 | 安徽工程大学 | Base apparatus and detection vehicle and robot with it |
| CN117087371A (en) * | 2023-09-21 | 2023-11-21 | 驰田汽车股份有限公司 | Double-axle steering balance suspension system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10138726A (en) * | 1996-11-12 | 1998-05-26 | Hino Motors Ltd | Rear axle suspension for two rear axle vehicle |
| US6206407B1 (en) * | 1998-12-18 | 2001-03-27 | Freightliner Llc | Vehicle suspension system |
| CN101700730A (en) * | 2009-10-29 | 2010-05-05 | 李晓秋 | Suspension device of semitrailer |
| CN201544743U (en) * | 2009-12-04 | 2010-08-11 | 安徽江淮汽车股份有限公司 | Asymmetric balance suspension device suitable for heavy truck |
| CN202656818U (en) * | 2012-07-19 | 2013-01-09 | 上汽依维柯红岩商用车有限公司 | Balanced suspension for wide-body mining car |
| CN103660842B (en) * | 2013-12-04 | 2016-02-10 | 中联重科股份有限公司 | Leaf spring balance suspension mechanism and engineering vehicle with same |
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2014
- 2014-06-19 CN CN201410277663.8A patent/CN104827842B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196818A (en) * | 2015-08-31 | 2015-12-30 | 李晓秋 | Steel spring plate combined suspension device for vehicle |
| CN106945747A (en) * | 2017-04-26 | 2017-07-14 | 安徽工程大学 | Base apparatus and detection vehicle and robot with it |
| CN106945747B (en) * | 2017-04-26 | 2023-10-13 | 安徽工程大学 | Chassis device and have its detection vehicle and robot |
| CN117087371A (en) * | 2023-09-21 | 2023-11-21 | 驰田汽车股份有限公司 | Double-axle steering balance suspension system |
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| CN104827842B (en) | 2017-07-11 |
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Effective date of registration: 20200929 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co., Ltd Address before: 102206 Beijing, Shahe, Changping District Town, Sha Yang Road, Beiqi Futian Motor Company Limited law and Intellectual Property Department Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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