CN208411329U

CN208411329U - A kind of electric car McPherson front suspension

Info

Publication number: CN208411329U
Application number: CN201820259455.9U
Authority: CN
Inventors: 叶建挺
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-02-15
Filing date: 2018-02-15
Publication date: 2019-01-22
Anticipated expiration: 2028-02-15

Abstract

The utility model discloses a kind of electric car McPherson front suspension, including fixing seat, the both ends of the fixing seat are symmetrically equipped with two group of first vehicle frame, the bottom end of the fixing seat is welded with the second vehicle frame, the bottom side of first vehicle frame described in two groups passes through to be fixedly connected at the top of fastening bolt and sway bar connecting rod, the bottom of the sway bar connecting rod is fixedly connected by fastening bolt with one end of the second vehicle frame, damper is welded at the top of first vehicle frame, the bottom output end of the damper is welded with knuckle, the electric car McPherson front suspension is suffered and to be transmitted to the shock loading of vehicle body small, be conducive to improve the ground connection performance of ride of vehicle and wheel；The damper of vehicle frame two sides makes wheel hop not influence each other directly, can reduce the inclination and vibration of vehicle body, improve the stability of electric car, is suitble to popularize.

Description

A kind of electric car McPherson front suspension

Technical field

The utility model relates to electric vehicle engineering field, specially a kind of electric car McPherson front suspension.

Background technique

McPherson suspension is due to the reduction of freedom degree, and the designability of suspension moving characteristics is not as good as double wishbone suspension；Vibration Automobile head, vibration, noise are passed to by upper supporting-point；So that the dynamic stiffness of suspension increases, elastic characteristic is deteriorated, damper It is close to wheel arrangement, therebetween space very little and damping effect is poor, is not easy to take wide tire in some cases or installs antiskid chain additional, is This, proposes a kind of electric car McPherson front suspension.

Utility model content

It is reasonable in design the purpose of this utility model is to provide a kind of electric car McPherson front suspension, damping and Anti-inclining effect is good, and stability is strong, is suitble to popularize, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of electric car McPherson front suspension, packet Fixing seat is included, the both ends of the fixing seat are symmetrically equipped with two group of first vehicle frame, and the bottom end of the fixing seat is welded with Two vehicle frames, the bottom side of the first vehicle frame described in two groups passes through to be fixedly connected at the top of fastening bolt and sway bar connecting rod, The bottom of the sway bar connecting rod is fixedly connected by fastening bolt with one end of the second vehicle frame, the top of first vehicle frame It is welded with damper, the bottom output end of the damper is welded with knuckle.

Preferably, the both ends of second vehicle frame symmetrically pass through shaft and are hinged with lower swing arm, the lower swing arm it is another One end and one end of knuckle are welded, and the outside of the knuckle is rotatably connected to wheel.

Preferably, the outside of the damper is socketed with helical spring.

Preferably, the top nose of second vehicle frame is welded with preceding stabilizer bar.

Preferably, the damper include cylinder, first annular magnet, air bag, valve inside, the second annular magnet, slide plate, Reset spring, interior sliding bar and through-hole, the inner bottom of the cylinder are welded with first annular magnet, and the inside of the cylinder is sliding Dynamic to be connected with slide plate, the bottom surface of the slide plate is fixedly installed with the second annular magnet, is welded at the top of the slide plate interior It is welded through the inside of through-hole and the top of knuckle on the top of sliding bar, the interior sliding bar.

Preferably, annular air-pocket, and first annular magnet are equipped between the first annular magnet and the second annular magnet It is identical with the magnetic pole in the corresponding face of the second annular magnet, the first annular magnet, the second annular magnet and annular air-pocket it is interior Portion is equipped with reset spring, and the valve inside gas outlet is connected to through the outside of cylinder and the air inlet of annular air-pocket.

Compared with prior art, the utility model has the beneficial effects that

1, the electric car McPherson front suspension is suffered and is transmitted to that the shock loading of vehicle body is small, is conducive to improve automobile The ground connection performance of ride performance and wheel；

2, the damper of vehicle frame two sides makes wheel hop not influence each other directly, can reduce the inclination and vibration of vehicle body It is dynamic, the stability of electric car is improved, is suitble to popularize.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the perspective view of the utility model damper；

Fig. 3 is the cross-sectional view of the utility model damper.

In figure: 1 first vehicle frame, 2 fixing seats, 3 second vehicle frames, 4 sway bar connecting rods, 5 fastening bolts, 6 lower swing arms, 7 turns Stabilizer bar before axis, 8,9 knuckles, 10 wheels, 11 dampers, 110 cylinders, 111 first annular magnet, 112 annular air-pockets, 113 valve insides, 114 second annular magnets, 115 slide plates, 116 reset springs, sliding bar, 118 through-holes, 12 helical springs in 117.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: the electric car McPherson front suspension, including it is solid Reservation 2, the both ends of the fixing seat 2 are symmetrically equipped with two group of first vehicle frame 1, and the bottom end of the fixing seat 2 is welded with Two vehicle frames 3, the bottom side of the first vehicle frame 1 described in two groups pass through the fixed company in top of fastening bolt 5 and sway bar connecting rod 4 It connects, the bottom of the sway bar connecting rod 4 is fixedly connected by fastening bolt 5 with one end of the second vehicle frame 3, first vehicle frame 1 top is welded with damper 11, and the bottom output end of the damper 11 is welded with knuckle 9.

Specifically, the both ends of second vehicle frame 3, which symmetrically pass through shaft 7, is hinged with lower swing arm 6, the lower swing arm 6 The other end and one end of knuckle 9 weld, the outside of the knuckle 9 is rotatably connected to wheel 10, by by lower swing arm 6 with Knuckle 9 welds, torsion when reduction knuckle 9 is downward.

Specifically, the outside of the damper 11 is socketed with helical spring 12, by the helical spring 12 of installation, by this The damping effect of McPherson front suspension.

Specifically, the top nose of second vehicle frame 3 is welded with preceding stabilizer bar 8, it is steady by the preceding transverse direction of installation Fixed pole 8 passes through the lateral stability of McPherson front suspension.

Specifically, the damper 11 includes cylinder 110, first annular magnet 111, air bag 112, valve inside 113, second Annular magnet 114, slide plate 115, reset spring 116, interior sliding bar 117 and through-hole 118, the inner bottom weldering of the cylinder 110 It is connected to first annular magnet 111, the internal slide of the cylinder 110 is connected with slide plate 115, the bottom surface of the slide plate 115 It is fixedly installed with the second annular magnet 114, the top of the slide plate 115 is welded with interior sliding bar 117, the interior sliding bar 117 Top through through-hole 118 inside and knuckle 9 top weld, pass through first annular magnet 111, the air bag of installation 112 and second annular magnet 114 mating reaction under, be conducive to improve damper 11 damping effect.

Specifically, being equipped with annular air-pocket 112 between the first annular magnet 111 and the second annular magnet 114, and first Annular magnet 111 is identical with the magnetic pole in the corresponding face of the second annular magnet 114, the first annular magnet 111, the second annular magnetic The inside of iron 114 and annular air-pocket 112 is equipped with reset spring 116, and 113 gas outlet of valve inside is outer through cylinder 110 Portion is connected to the air inlet of annular air-pocket 112, passes through the magnetic of first annular magnet 111 and the corresponding face of the second annular magnet 114 It is extremely identical, make the damper 11 have the effect of magnetic damping with the magnetic principle mutually repelled according to magnet.

Working principle: in use, the electric car McPherson front suspension is suffered and to be transmitted to the shock loading of vehicle body small, have Conducive to the ground connection performance for improving ride of vehicle and wheel 10；The damper 11 of vehicle frame two sides does not have the bounce of wheel 10 Have and directly influence each other, by the setting of sway bar connecting rod 4, the inclination and vibration of vehicle body can be reduced, improve electric car Stability, pass through the first of installation by the lateral stability of McPherson front suspension by the preceding stabilizer bar 8 of installation Under the mating reaction of annular magnet 111, air bag 112 and the second annular magnet 114, be conducive to the damping effect for improving damper 11 Fruit, it is identical with the magnetic pole in the corresponding face of the second annular magnet 114 by first annular magnet 111, it is mutually arranged according to magnet with magnetic The principle of reprimand makes the damper 11 have the effect of magnetic damping.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of electric car McPherson front suspension, including fixing seat (2), it is characterised in that: the both ends phase of the fixing seat (2) It mutually is symmetrically installed with two group of first vehicle frame (1), the bottom end of the fixing seat (2) is welded with the second vehicle frame (3), first described in two groups The bottom side of vehicle frame (1) passes through to be fixedly connected at the top of fastening bolt (5) and sway bar connecting rod (4), the sway bar The bottom of connecting rod (4) is fixedly connected by fastening bolt (5) with one end of the second vehicle frame (3), the top of first vehicle frame (1) Portion is welded with damper (11), and the bottom output end of the damper (11) is welded with knuckle (9).

2. a kind of electric car McPherson front suspension according to claim 1, it is characterised in that: second vehicle frame (3) Both ends symmetrically pass through shaft (7) and be hinged with lower swing arm (6), the one of the other end of the lower swing arm (6) and knuckle (9) End welding, the outside of the knuckle (9) is rotatably connected to wheel (10).

3. a kind of electric car McPherson front suspension according to claim 1, it is characterised in that: the damper (11) Outside is socketed with helical spring (12).

4. a kind of electric car McPherson front suspension according to claim 1, it is characterised in that: second vehicle frame (3) Top nose be welded with preceding stabilizer bar (8).

5. a kind of electric car McPherson front suspension according to claim 1, it is characterised in that: damper (11) packet It includes cylinder (110), first annular magnet (111), annular air-pocket (112), valve inside (113), the second annular magnet (114), slide The inner bottom of plate (115), reset spring (116), interior sliding bar (117) and through-hole (118), the cylinder (110) is welded with The internal slide of first annular magnet (111), the cylinder (110) is connected with slide plate (115), the bottom of the slide plate (115) Surface is fixedly installed with the second annular magnet (114), is welded with interior sliding bar (117) at the top of the slide plate (115), described interior It is welded through the inside of through-hole (118) and the top of knuckle (9) on the top of sliding bar (117).

6. a kind of electric car McPherson front suspension according to claim 5, it is characterised in that: the first annular magnet (111) annular air-pocket (112) are equipped between the second annular magnet (114), and first annular magnet (111) and the second annular magnetic The magnetic pole in iron (114) corresponding face is identical, the first annular magnet (111), the second annular magnet (114) and annular air-pocket (112) inside is equipped with reset spring (116), outside and annular of valve inside (113) gas outlet through cylinder (110) The air inlet of air bag (112) is connected to.