CN109823134B - Automobile rear wheel suspension capable of increasing wading depth - Google Patents
Automobile rear wheel suspension capable of increasing wading depth Download PDFInfo
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- CN109823134B CN109823134B CN201910149330.XA CN201910149330A CN109823134B CN 109823134 B CN109823134 B CN 109823134B CN 201910149330 A CN201910149330 A CN 201910149330A CN 109823134 B CN109823134 B CN 109823134B
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Abstract
The invention relates to the technical field of automobile suspensions, in particular to an automobile rear wheel suspension capable of increasing wading depth, which comprises an auxiliary frame, an air damper and an electromagnetic damper, wherein a rear main cross arm and a rear auxiliary cross arm are hinged to two side walls of a frame through cross arm hinge seats, the air damper comprises a pneumatic cylinder, a pneumatic cylinder mounting seat and a pneumatic telescopic rod, the electromagnetic damper comprises an electromagnetic hydraulic cylinder, an electromagnetic hydraulic rod and a bottom plate connecting seat, and the automobile rear wheel suspension has the beneficial effects that: the pair of rear main cross arms and the pair of rear auxiliary cross arms are respectively hinged to the two sides of the rear auxiliary frame, so that the double-cross-arm rear independent suspension is provided, the adhesion capability of each tire to the road surface can be enhanced, the wheels are not easy to slip on a water-sunk road surface and are convenient to pass through, the lifting amount of an automobile bottom plate can be increased through the matched lifting of the air shock absorber and the electromagnetic shock absorber, and an automobile can conveniently pass through a deeper wading road surface.
Description
Technical Field
The invention relates to the technical field of automobile suspensions, in particular to an automobile rear wheel suspension capable of increasing wading depth.
Background
The suspension has the functions of transmitting force and torque acting between the wheels and the frame, buffering impact force transmitted to the frame or the vehicle body from an uneven road surface, and attenuating vibration caused by the impact force so as to ensure that the vehicle can run smoothly, and the liftable suspension of the vehicle is beneficial to improving the trafficability and stability of the vehicle when the vehicle passes through the uneven road surface or the water-level road surface, but the following defects still exist in the practical use:
1. because the puddles on the wading road surface are likely to be unevenly distributed, compared with the automobile with an independent suspension, the common automobile with the dependent suspension with a simpler structure has lower adhesion to the road surface, and wheels are easy to slip on the puddle road surface and are not easy to pass through;
2. in the independent suspension, compared with a double-cross arm type independent suspension, the overall reliability and stability of the suspension are lower in the common single-cross arm type independent suspension;
3. the common liftable rear wheel suspension is usually an air-type adjustable suspension or an electromagnetic induction suspension, the lifting group of the control vehicle body is only provided with one group, the lifting height of the chassis of the vehicle is limited, and the vehicle is difficult to pass through in the face of a deeper wading road surface.
Disclosure of Invention
The invention aims to provide a rear wheel suspension of an automobile, which can increase wading depth, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a rear wheel suspension of an automobile capable of increasing wading depth comprises a rear auxiliary frame, air dampers and electromagnetic dampers, wherein the rear auxiliary frame is in a concave support frame shape, cross arm hinging seats are welded at the upper end and the lower end of the outer walls of two sides of the rear auxiliary frame, rear main cross arms are hinged at the cross arm hinging seats welded at the lower parts of two sides of the rear auxiliary frame, rear auxiliary cross arms are hinged at the cross arm hinging seats welded at the upper parts of two sides of the rear auxiliary frame, wheel axle seat hinging heads are welded at the tip ends of the rear main cross arms and the rear auxiliary cross arms, the wheel axle seat hinging heads welded at the rear main cross arms and the rear auxiliary cross arms at the same side are respectively hinged with the upper end and the lower end of one side of a wheel axle seat, air damper connecting seats vertical to the line are welded at the front side edges of the upper surfaces of two side rear auxiliary frame plates, air damper hinging columns are welded at the front side ends of the cross arm hinging seats, and the air dampers, the utility model discloses a rear auxiliary cross arm's top end department upper surface welding has electromagnetic shock absorber seat, and electromagnetic shock absorber seat is connected with electromagnetic shock absorber, air shock absorber includes pneumatic cylinder, pneumatic cylinder mount pad and pneumatic telescopic link, and the upper end welding of pneumatic cylinder has the pneumatic cylinder mount pad, and the pneumatic cylinder mount pad is articulated mutually with air shock absorber connecting seat upper end welded hinge, and the lower extreme of pneumatic cylinder is equipped with pneumatic telescopic link, and pneumatic telescopic link's lower extreme is articulated mutually with air shock absorber hinge post, electromagnetic shock absorber includes electromagnetic hydraulic cylinder, electromagnetic hydraulic stem and bottom plate connecting seat, and electromagnetic hydraulic cylinder's lower extreme is equipped with the electromagnetic hydraulic stem, and the lower extreme of electromagnetic hydraulic stem passes through bolt and electromagnetic shock absorber seat fixed connection, and electromagnetic hydraulic cylinder's upper end welding has the bottom plate connecting seat.
Preferably, the rear main cross arm and the rear auxiliary cross arm are both in an A-shaped bracket, and two support legs of the rear main cross arm and the rear auxiliary cross arm are hinged with the cross arm hinging seat.
Preferably, the middle part of the wheel axle seat is rotatably connected with a wheel axle, a brake disc is welded at the outer side end of the wheel axle, a bolt hole is formed in the brake disc, and the inner end of the wheel axle is arranged in the middle of the rear auxiliary frame.
Preferably, the upper end welding of air damper connecting seat has the articulated shaft, and air damper connecting seat is parallel to each other with the articulated shaft of air damper articulated post upper end welded.
Preferably, a reinforcing connecting rod is fixed between the middle part of the electromagnetic hydraulic rod and a reinforcing rib welded at the middle part of the rear auxiliary cross arm through a bolt.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the pair of rear main cross arms and the pair of rear auxiliary cross arms are respectively hinged to the two sides of the rear auxiliary frame, so that the double-cross-arm rear independent suspension is capable of enhancing the adhesion capability of each tire to a road surface, and wheels are not easy to slip on a waterlogged road surface and convenient to pass;
2. the integral reliability and stability of the double-cross arm type rear independent suspension are improved;
3. the lifting amount of the automobile bottom plate can be increased by the matched lifting of the air shock absorber and the electromagnetic shock absorber, so that an automobile can conveniently pass through a wading road surface with deeper water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a rear view of the present invention;
fig. 4 is a top view of the present invention.
In the figure: the device comprises a rear auxiliary frame 1, a cross arm hinge base 2, a rear main cross arm 3, a rear auxiliary cross arm 4, a wheel axle base hinge joint end 5, a wheel axle base 6, an air damper connecting base 7, an air damper hinge column 8, an air damper 9, a pneumatic cylinder 10, a pneumatic cylinder mounting base 11, a pneumatic telescopic rod 12, an electromagnetic damper base 13, an electromagnetic damper 14, an electromagnetic hydraulic cylinder 15, an electromagnetic hydraulic rod 16, a bottom plate connecting base 17, a reinforcing connecting rod 18, a wheel axle 19 and a brake disc 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a rear wheel suspension of an automobile capable of increasing wading depth comprises a rear auxiliary frame 1, an air damper 9 and an electromagnetic damper 14, as shown in a combined figure 1 and a figure 3, wherein the rear auxiliary frame 1 is in a concave support frame shape, cross arm hinge seats 2 are welded at the upper end and the lower end of the outer wall of two sides of the rear auxiliary frame 1, rear main cross arms 3 are hinged at the cross arm hinge seats 2 welded at the lower parts of two sides of the rear auxiliary frame 1, rear auxiliary cross arms 4 are hinged at the cross arm hinge seats 2 welded at the upper parts of two sides of the rear auxiliary frame 1, the rear main cross arms 3 and the rear auxiliary cross arms 4 are in an A-shaped bracket, two support feet of each rear main cross arm 3 and each rear auxiliary cross arm 4 are respectively hinged with the corresponding cross arm hinge seats 2, wheel axle seat hinge joint ends 5 are welded at the tip ends of the rear main cross arms 3 and the rear auxiliary cross arms 4, the wheel axle seat hinge joint ends 5 welded at the rear main cross arms 3 and the rear auxiliary cross arms 4 at the same side are respectively, the middle part of the wheel axle seat 6 is rotatably connected with a wheel axle 19, the outer side end of the wheel axle 19 is welded with a brake disc 20, the brake disc 20 is provided with a bolt hole for mounting with a wheel hub of an automobile tire, the inner end of the wheel axle 19 is arranged in the middle part of a rear auxiliary frame 1 and is connected with a differential mechanism of the automobile for transmission, and the invention replaces a double-cross arm independent suspension.
Referring to fig. 2 and 3, the front side edges of the upper surfaces of the two side plates of the rear subframe 1 are welded with air damper connecting seats 7 which are perpendicular to each other in a line, hinge shafts are welded at the upper ends of the air damper connecting seats 7, air damper hinge posts 8 are welded at the front side of the tip ends of the cross arm hinge seats 2, the air damper hinge posts 8 are parallel to the hinge shafts welded at the upper ends of the air damper connecting seats 7, air dampers 9 are connected between the air damper hinge posts 8 and the hinge shafts welded at the upper ends of the air damper connecting seats 7, each air damper 9 comprises a pneumatic cylinder 10, a pneumatic cylinder mounting seat 11 and a pneumatic telescopic rod 12, the upper end of the pneumatic cylinder 10 is welded with the pneumatic cylinder mounting seat 11, the pneumatic cylinder mounting seat 11 is hinged with the hinge shafts welded at the upper ends of the air damper connecting seats 7, the lower end of the pneumatic cylinder 10 is provided with the pneumatic telescopic rod 12, and the lower end of the pneumatic telescopic rod 12, the pneumatic cylinder 10 is connected with an air pump for adjusting the elongation of the pneumatic telescopic rod 12.
Referring to fig. 2 and 3, an electromagnetic shock absorber seat 13 is welded on the upper surface of the tip of the rear secondary cross arm 4, the electromagnetic shock absorber seat 13 is connected with an electromagnetic shock absorber 14, the electromagnetic shock absorber 14 comprises an electromagnetic hydraulic cylinder 15, an electromagnetic hydraulic rod 16 and a bottom plate connecting seat 17, the lower end of the electromagnetic hydraulic cylinder 15 is provided with the electromagnetic hydraulic rod 16, the lower end of the electromagnetic hydraulic rod 16 is fixedly connected with the electromagnetic shock absorber seat 13 through a bolt, the upper end of the electromagnetic hydraulic cylinder 15 is welded with the bottom plate connecting seat 17, the bottom plate connecting seat 17 is used for installing and connecting with an automobile chassis, the middle part of the electromagnetic hydraulic rod 16 is welded with the connecting seat, the connecting seat is welded on a reinforcing rib welded on the, and the middle part of the electromagnetic hydraulic rod 16 is welded with a connecting seat and the middle part of the reinforcing rib in the middle part of the rear auxiliary cross arm 4 is welded with a connecting seat which is fixed with a reinforcing connecting rod 18 through a bolt, so that the stability of the installation of the electromagnetic shock absorber 14 is enhanced.
The working principle is as follows: the pair of rear main cross arms 3 and the pair of rear auxiliary cross arms 4 are respectively hinged to the two sides of the rear auxiliary frame 1, so that the double-cross-arm rear independent suspension is a double-cross-arm rear independent suspension, the adhesion capability of each tire to a road surface can be enhanced, and wheels are not easy to slip on a waterlogged road surface and convenient to pass; the integral reliability and stability of the double-cross arm type rear independent suspension are improved; when the automobile bottom plate lifting device needs lifting adjustment, the air pump connected with the pneumatic cylinder 10 is controlled to enable the pneumatic telescopic rod 12 to extend, as shown in the combined figure 3, when the pneumatic telescopic rod 12 in the air shock absorber 9 extends, the rear auxiliary frame 1 can be integrally lifted upwards, the electromagnetic hydraulic rod 16 in the electromagnetic shock absorber 14 is controlled to extend, the automobile chassis connected and installed with the bottom plate connecting seat 17 is lifted upwards, and the lifting amount of the automobile bottom plate can be increased through the matched lifting of the air shock absorber 9 and the electromagnetic shock absorber 14, so that an automobile can conveniently pass through a deeper water wading road surface.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a car rear wheel suspension of multiplicable wading depth, includes back sub vehicle frame (1), air damper (9) and electromagnetic absorber (14), its characterized in that: the rear auxiliary frame (1) is in a concave support frame shape, cross arm hinge seats (2) are welded at the upper end and the lower end of the outer walls of the two sides of the rear auxiliary frame (1), rear main cross arms (3) are hinged at the cross arm hinge seats (2) welded at the lower ends of the two sides of the rear auxiliary frame (1), rear auxiliary cross arms (4) are hinged at the cross arm hinge seats (2) welded at the upper ends of the two sides of the rear auxiliary frame (1), wheel axle seat hinge joint ends (5) are welded at the tip ends of the rear main cross arms (3) and the rear auxiliary cross arms (4), the wheel axle seat hinge joint ends (5) welded at the rear main cross arms (3) and the rear auxiliary cross arms (4) on the same side are respectively hinged with the upper end and the lower end of one side of a wheel axle seat (6), vertical air damper connecting seats (7) on hinge lines are welded at the front side edges of the upper surfaces of the two side cross arms of the rear auxiliary frame (1), air damper posts (, an air damper (9) is connected between the air damper hinged column (8) and the air damper connecting seat (7), an electromagnetic damper seat (13) is welded on the upper surface of the tip of the rear auxiliary cross arm (4), the electromagnetic damper seat (13) is connected with an electromagnetic damper (14), the air damper (9) comprises a pneumatic cylinder (10), a pneumatic cylinder mounting seat (11) and a pneumatic telescopic rod (12), the pneumatic cylinder mounting seat (11) is welded at the upper end of the pneumatic cylinder (10), the pneumatic cylinder mounting seat (11) is hinged with a hinged shaft welded at the upper end of the air damper connecting seat (7), the lower end of the pneumatic cylinder (10) is provided with the pneumatic telescopic rod (12), the lower end of the pneumatic telescopic rod (12) is hinged with the air damper hinged column (8), the electromagnetic damper (14) comprises an electromagnetic hydraulic cylinder (15), an electromagnetic hydraulic rod (16) and a bottom plate connecting seat (17), an electromagnetic hydraulic rod (16) is arranged at the lower end of the electromagnetic hydraulic cylinder (15), the lower end of the electromagnetic hydraulic rod (16) is fixedly connected with an electromagnetic shock absorber seat (13) through a bolt, and a bottom plate connecting seat (17) is welded at the upper end of the electromagnetic hydraulic cylinder (15).
2. The automobile rear wheel suspension capable of increasing wading depth according to claim 1, wherein: the rear main cross arm (3) and the rear auxiliary cross arm (4) are both in an A-shaped support, and two support legs of the rear main cross arm (3) and the rear auxiliary cross arm (4) are hinged with the cross arm hinge seat (2).
3. The automobile rear wheel suspension capable of increasing wading depth according to claim 1, wherein: the middle of the wheel axle seat (6) is rotatably connected with a wheel axle (19), the outer side end of the wheel axle (19) is welded with a brake disc (20), a bolt hole is formed in the brake disc (20), and the inner end of the wheel axle (19) is arranged in the middle of the rear auxiliary frame (1).
4. The automobile rear wheel suspension capable of increasing wading depth according to claim 1, wherein: the upper end welding of air damper connecting seat (7) has the articulated shaft, and air damper connecting seat (7) is parallel to each other with the articulated shaft of air damper articulated post (8) upper end welded.
5. The automobile rear wheel suspension capable of increasing wading depth according to claim 1, wherein: and a reinforcing connecting rod (18) is fixed between the middle part of the electromagnetic hydraulic rod (16) and a reinforcing rib welded at the middle part of the rear auxiliary cross arm (4) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910149330.XA CN109823134B (en) | 2019-02-28 | 2019-02-28 | Automobile rear wheel suspension capable of increasing wading depth |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910149330.XA CN109823134B (en) | 2019-02-28 | 2019-02-28 | Automobile rear wheel suspension capable of increasing wading depth |
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| CN109823134A CN109823134A (en) | 2019-05-31 |
| CN109823134B true CN109823134B (en) | 2021-03-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111267959B (en) * | 2020-03-11 | 2020-12-22 | 河南工学院 | Vibration reduction vehicle body for improving NVH performance of automobile |
| CN111661015A (en) * | 2020-06-19 | 2020-09-15 | 德州职业技术学院（德州市技师学院） | Automobile brake device with emergency brake buffer structure design |
| CN113650588A (en) * | 2021-09-16 | 2021-11-16 | 李兆陵 | Automobile emergency danger-avoiding braking system and device |
| CN116476584B (en) * | 2023-04-14 | 2023-10-31 | 江苏金致新能源车业有限公司 | Chassis suspension damping running mechanism |
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| EP1190875A2 (en) * | 2000-09-25 | 2002-03-27 | BRIGGS & STRATTON CORPORATION | Suspension system for a vehicle |
| CN201824820U (en) * | 2010-09-30 | 2011-05-11 | 方盛车桥（柳州）有限公司 | Large-fall independent suspension front axle assembly |
| CN204774473U (en) * | 2015-06-30 | 2015-11-18 | 湖南易通汽车配件科技发展有限公司 | Two xarm torsion -bar spring independent suspension assemblies of leading forerunner |
| CN106457946A (en) * | 2014-04-02 | 2017-02-22 | 依维柯股份公司 | Double wishbone or mcpherson suspension with transverse leaf spring and dimensioning method thereof |
| EP3241692A1 (en) * | 2016-05-06 | 2017-11-08 | ArvinMeritor Technology, LLC | Suspension module having an air spring pedestal |
| CN108216355A (en) * | 2017-12-28 | 2018-06-29 | 江苏集萃智能制造技术研究所有限公司 | A kind of steering integrated mechanism of suspension for all-terrain vehicle |
| CN108909393A (en) * | 2018-06-26 | 2018-11-30 | 南京恒天领锐汽车有限公司 | A kind of IRS Independent Rear Suspension of pure electric vehicle four-wheel drive car |
| CN109159636A (en) * | 2018-10-30 | 2019-01-08 | 吉林大学 | A kind of special vehicle fluid pressure type adjustment height suspension and its control method |
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2019
- 2019-02-28 CN CN201910149330.XA patent/CN109823134B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1190875A2 (en) * | 2000-09-25 | 2002-03-27 | BRIGGS & STRATTON CORPORATION | Suspension system for a vehicle |
| CN201824820U (en) * | 2010-09-30 | 2011-05-11 | 方盛车桥（柳州）有限公司 | Large-fall independent suspension front axle assembly |
| CN106457946A (en) * | 2014-04-02 | 2017-02-22 | 依维柯股份公司 | Double wishbone or mcpherson suspension with transverse leaf spring and dimensioning method thereof |
| CN204774473U (en) * | 2015-06-30 | 2015-11-18 | 湖南易通汽车配件科技发展有限公司 | Two xarm torsion -bar spring independent suspension assemblies of leading forerunner |
| EP3241692A1 (en) * | 2016-05-06 | 2017-11-08 | ArvinMeritor Technology, LLC | Suspension module having an air spring pedestal |
| CN108216355A (en) * | 2017-12-28 | 2018-06-29 | 江苏集萃智能制造技术研究所有限公司 | A kind of steering integrated mechanism of suspension for all-terrain vehicle |
| CN108909393A (en) * | 2018-06-26 | 2018-11-30 | 南京恒天领锐汽车有限公司 | A kind of IRS Independent Rear Suspension of pure electric vehicle four-wheel drive car |
| CN109159636A (en) * | 2018-10-30 | 2019-01-08 | 吉林大学 | A kind of special vehicle fluid pressure type adjustment height suspension and its control method |
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