CN201597405U - Double-rocker independent suspension system - Google Patents

Double-rocker independent suspension system Download PDF

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Publication number
CN201597405U
CN201597405U CN2010201465516U CN201020146551U CN201597405U CN 201597405 U CN201597405 U CN 201597405U CN 2010201465516 U CN2010201465516 U CN 2010201465516U CN 201020146551 U CN201020146551 U CN 201020146551U CN 201597405 U CN201597405 U CN 201597405U
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CN
China
Prior art keywords
arm
rocker
independent suspension
suspension system
lower shake
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2010201465516U
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Chinese (zh)
Inventor
邬宝贵
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Suzhou Eagle Electric Vehicle Manufacturing Co Ltd
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Suzhou Eagle Electric Vehicle Manufacturing Co Ltd
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Priority to CN2010201465516U priority Critical patent/CN201597405U/en
Application granted granted Critical
Publication of CN201597405U publication Critical patent/CN201597405U/en
Anticipated expiration legal-status Critical
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Abstract

A double-rocker independent suspension system comprises a front axle bracket assembly welded with a chassis by a support rod; an upper rocker and a lower rocker which are symmetrically arranged at the two sides of the front axle bracket assembly and a vibration damper, wherein the upper rocker and the lower rocker are respectively axially rotatably connected with an upper trunnion and a lower trunnion and the upper trunnion and the lower trunnion are rotatably connected with steering knuckles. The double-rocker independent suspension system has features of simple structure, reduced assembly difficulty and always good work state of the vehicle.

Description

Two rocker-arm independent suspension systems
Technical field
The utility model relates to a kind of pair of rocker-arm independent suspension system, relates in particular to a kind of two rocker-arm independent suspension systems that apply to the battery-driven car front-wheel.
Background technology
Existing electric golf car, 2-6 battery-driven cars, propons generally are to adopt the front spring spring to be connected with vehicle frame with non-independent propons.This structure is that steel spring connects to ground, and propons is fixed on above the steel spring then.The scope of wheel bob is that elastic performance by steel spring decides during vehicle ', because the restriction of the elastic performance scope of steel spring, front-wheel bob scope can be very not big, and like this, when road bump, traveling comfort is poor; The steel spring pressure that bears vehicle body guarantees the fixed position of propons again in addition, so will be provided with during the steel spring assembling spacingly, increases assembly difficulty.
For addressing the above problem, No. the 7581740th, US Patent discloses a golf car independent suspension system on September 1st, 2009, it is two rocker-arm independent suspension systems, overall setup is the agent structure by a detachable, upper rocker arm, lower shake-changing arm, bumper, compositions such as deflector, the dismounting and can make two kinds of deflector selection schemes as required flexibly of this structure, increased front-wheel bob scope simultaneously, but on, the structure of lower shake-changing arm and stub point of connection is a simple bolt hole, thisly can form movement interference when being connected the tire bob.And the installing space of deflector is narrow and small, installs inconvenient.Simultaneously, this front wheel independent suspension system is by a large amount of bolted connections, and the position accuracy requirement of parts hole is than higher, and the assembling point is many, installs complicated.
In view of this, be necessary to provide a kind of later-model independent suspension system.
The utility model content
At the deficiencies in the prior art, the technical matters that the utility model solves provides a kind of two rocking arm independent suspension systems of structural development, thereby improves ride quality and reduce the assembly technique difficulty.
For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that
A kind of pair of rocker-arm independent suspension system, comprise the front axle support assembly that connects to ground, symmetry is movably set in the upper rocker arm and the lower shake-changing arm of front axle support assembly both sides, an and bumper, wherein, described upper rocker arm and lower shake-changing arm are swung respectively and are connected in first wheel word, and described first wheel word is movably connected on second wheel word.
Further, described upper rocker arm and described lower shake-changing arm cooperate described first wheel word to swing at first direction, and described first wheel word cooperates described second wheel word to rotate in second direction.
Described lower shake-changing arm is longer than upper rocker arm.
Described upper rocker arm and lower shake-changing arm are the U type, and upper rocker arm is parallel to lower shake-changing arm.
Further, described upper rocker arm and lower shake-changing arm are provided with through hole, and corresponding described through hole is provided with circular hole on described first wheel word, and described upper rocker arm and lower shake-changing arm are connected in first wheel word by described through hole and circular hole swing.
Described upper rocker arm and lower shake-changing arm are provided with lining, described through hole is arranged in the middle of the described lining, described first wheel word is respectively with described upper rocker arm and lower shake-changing arm and swings hanger and following hanger on the bonded assembly, and last hanger and following hanger are formed with arc groove, and described circular hole is positioned at the groove two ends.
Distance between the described circular hole is not less than the length of described lining.
Further, described second wheel word is a steering swivel, is provided with round bar in the middle of the described steering swivel, and described round bar two ends connect hanger and following hanger respectively.
Further, described bumper upper end is rotationally connected with the front axle support assembly, and lower end and lower shake-changing arm are rotatedly connected and connect.
Further, described front axle support assembly is integrally welded by strut bar, and described strut bar comprises a bottom support bar, upper support bar and the vertical support bar that is connected bottom support bar and upper support bar at least.
Compared with prior art, the beneficial effects of the utility model are: ride comfort, the assembly technique difficulty that reduces.
Description of drawings
Fig. 1 is the two rocker-arm independent suspension device schematic perspective views of the utility model;
Fig. 2 is the partial exploded view of the two rocker-arm independent suspension devices of the utility model;
Schematic perspective view when Fig. 3 is arranged at car body for the two rocker-arm independent suspension devices of the utility model first embodiment;
Schematic perspective view when Fig. 4 is arranged at car body for the two rocker-arm independent suspension devices of the utility model second embodiment;
Fig. 5 is the solid assembling scheme drawing of the utility model deflector.
The specific embodiment
As shown in Figure 1, the two rocker-arm independent suspension devices 10 of the utility model comprise upper rocker arm 101, lower shake-changing arm 103 and the bumper 105 that is symmetrically set in the car body both sides, upper rocker arm 101 is being connected with 107 swings of first wheel word near wheel one end, lower shake-changing arm 103 is being connected with 109 swings of first wheel word near wheel one end, and first wheel word 107 and 109 and second wheel word 102 are rotationally connected.Preferably, lower shake-changing arm 103 is longer than upper rocker arm 101, and upper rocker arm 101 and lower shake-changing arm 103 are parallel and be the U type.
Of particular note, this upper rocker arm 101 and lower shake-changing arm 103 can be installed on the front-wheel of car respectively by first wheel word 107 and 109, in the utility model preferred forms, described upper rocker arm 101 and described lower shake-changing arm 103 are connected the front-wheel that steering swivel and deflector are installed on car by first wheel word.
As shown in Figure 2, described upper rocker arm 101 and lower shake-changing arm 103 comprise lining 1011 and lining 1031 respectively, in the middle of the lining is through hole, first wheel word is respectively with upper rocker arm 101 and lower shake-changing arm 103 and swings hanger 107 and following hanger 109 on the bonded assemblys, last hanger 107 and following hanger 109 are formed with arc groove, the groove two ends are provided with and the cooresponding circular hole of through hole, and the distance between the described circular hole is not less than the length of lining 1011 and 1031.Lining 1011 and 1031 is inserted respectively in the groove of hanger 107 and following hanger 109, aligned through holes and circular hole also wear wherein by bolt, fix with nut at last, thereby realize that upper rocker arm 101 is connected in the first direction swing with last hanger 107, lower shake-changing arm 103 and following hanger 109.In addition, preferably, second wheel word is a steering swivel 102, be rotationally connected by steering swivel 102 between upper rocker arm 101 and the lower shake-changing arm 103, steering swivel 102 center fixed have lining 1021, last hanger 107 bottom portion of groove are provided with hole, weld or be equipped with round bar 1091 on following hanger 109 projecting surfaces, round bar 1091 can pass the through hole of lining 1021 centres and the hole of last hanger 107 bottoms is also fixed by perforate nut 104 and spring cotter 106, thereby hanger 101 and steering swivel 102 in the realization, following hanger 103 and steering swivel 102 are rotationally connected in second direction, under the deflector effect, steering swivel 102 is rotating at round bar 1091, and the front-wheel of car is fixed and be connected in to final steering swivel and disc brake sheet 108.
Be easy to expect that described round bar also can be fixed in the middle of the lining 1021, the two ends of round bar are rotationally connected with last hanger 107 and following hanger 109 respectively.
Schematic perspective view when being illustrated in figure 3 as the two rocker-arm independent suspension devices of the utility model first embodiment and being arranged at car body, comprise by the integrally welded front axle support assembly 20 of strut bar, strut bar 20 comprises a bottom support bar 201 at least, upper support bar 203 and the vertical support bar 205 that is connected bottom support bar and upper support bar, and comprise that at least a strut bar is connected to vehicle frame 30 with front axle support assembly 20, the front axle support assembly structure is simple, need not a large amount of bolted connections, only need during installation the framework of front axle support by strut bar and bolt and nut connection in vehicle frame, again two rocking arm suspension gears are installed on front axle support assembly both sides, greatly reduce assembly difficulty.Bumper 105 upper ends are rotationally connected by pin and bolt and front axle support assembly 20, and the lower end is rotatedly connected by pin and bolt and lower shake-changing arm 103 and connects.Upper rocker arm 101 is rotationally connected to front axle support assembly 20 by rubber bush, bolt and rocker arm support, and lower shake-changing arm 103 is rotationally connected to described front axle support assembly 20 by rubber bush, bolt and rocker arm support.By the upper rocker arm of uniqueness, the steering swivel design of lower shake-changing arm, guarantee that tire can be in good working order all the time in hopping process.
Schematic perspective view when being arranged at car body for the two rocker-arm independent suspension devices of the utility model second embodiment as Fig. 4, bumper 105 upper ends are rotationally connected by pin and bolt and front axle support assembly 20, and the lower end is rotatedly connected by pin and bolt and upper rocker arm 103 and connects.
As Fig. 5 is the solid assembling scheme drawing of the utility model deflector, and described deflector 50 and shroud ring 60 are positioned over the assembly space at front axle support assembly 20 rears, use bolt, and two ends, deflector 50 left and right sides are connected respectively to left and right steering swivel 102 and fixing.Because unique front axle support assembly 20 structures, front axle support assembly 20 rears give deflector 50 and stay very big installing space, provide convenience for the installation and the maintenance of deflector.
Above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the spirit and scope of technical solutions of the utility model.

Claims (10)

1. two rocker-arm independent suspension system, comprise the front axle support assembly that connects to ground, symmetry is movably set in the upper rocker arm and the lower shake-changing arm of front axle support assembly both sides, an and bumper, it is characterized in that: described upper rocker arm and lower shake-changing arm are swung respectively and are connected in first wheel word, and described first wheel word is movably connected on second wheel word.
2. according to claim 1 pair of rocker-arm independent suspension system, it is characterized in that: described upper rocker arm and described lower shake-changing arm cooperate described first wheel word to swing at first direction, and described first wheel word cooperates described second wheel word to rotate in second direction.
3. according to claim 1 and 2 pair of rocker-arm independent suspension system, it is characterized in that: described lower shake-changing arm is longer than upper rocker arm.
4. according to claim 3 pair of rocker-arm independent suspension system, it is characterized in that: described upper rocker arm and lower shake-changing arm are the U type, and upper rocker arm is parallel to lower shake-changing arm.
5. according to claim 1 and 2 pair of rocker-arm independent suspension system, it is characterized in that: described upper rocker arm and lower shake-changing arm are provided with through hole, corresponding described through hole is provided with circular hole on described first wheel word, and described upper rocker arm and lower shake-changing arm are connected in first wheel word by described through hole and circular hole swing.
6. according to claim 5 pair of rocker-arm independent suspension system, it is characterized in that: described upper rocker arm and lower shake-changing arm are provided with lining, described through hole is arranged in the middle of the described lining, described first wheel word is respectively with described upper rocker arm and lower shake-changing arm and swings hanger and following hanger on the bonded assembly, last hanger and following hanger are formed with arc groove, and described circular hole is positioned at the groove two ends.
7. according to claim 6 pair of rocker-arm independent suspension system, it is characterized in that: the distance between the described circular hole is not less than the length of described lining.
8. according to claim 1 and 2 pair of rocker-arm independent suspension system is characterized in that: described second wheel word is a steering swivel, is provided with round bar in the middle of the described steering swivel, and described round bar two ends connect hanger and following hanger respectively.
9. according to claim 1 and 2 pair of rocker-arm independent suspension system is characterized in that: described bumper upper end is rotationally connected with the front axle support assembly, and lower end and lower shake-changing arm are rotatedly connected and connect.
10. according to claim 1 and 2 pair of rocker-arm independent suspension system, it is characterized in that: described front axle support assembly is integrally welded by strut bar, and described strut bar comprises a bottom support bar, upper support bar and the vertical support bar that is connected bottom support bar and upper support bar at least.
CN2010201465516U 2010-03-11 2010-03-11 Double-rocker independent suspension system Expired - Lifetime CN201597405U (en)

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Application Number Priority Date Filing Date Title
CN2010201465516U CN201597405U (en) 2010-03-11 2010-03-11 Double-rocker independent suspension system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189907A (en) * 2010-03-11 2011-09-21 苏州益高电动车辆制造有限公司 Double-rocker arm type independent suspension system
CN102189908A (en) * 2011-03-25 2011-09-21 许晓华 Double-cantilever independent suspension system of scooter
CN107745747A (en) * 2012-10-11 2018-03-02 北极星工业有限公司 Side-by-side vehicle
US10737547B2 (en) 2013-09-04 2020-08-11 Polaris Industries Inc. Side-by-side vehicle
US11273881B2 (en) 2012-10-11 2022-03-15 Polaris Industries Inc. Side-by-side vehicle

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189907A (en) * 2010-03-11 2011-09-21 苏州益高电动车辆制造有限公司 Double-rocker arm type independent suspension system
CN102189908A (en) * 2011-03-25 2011-09-21 许晓华 Double-cantilever independent suspension system of scooter
CN107745747A (en) * 2012-10-11 2018-03-02 北极星工业有限公司 Side-by-side vehicle
CN107745747B (en) * 2012-10-11 2020-03-31 北极星工业有限公司 Side-by-side vehicle
US11273881B2 (en) 2012-10-11 2022-03-15 Polaris Industries Inc. Side-by-side vehicle
US10737547B2 (en) 2013-09-04 2020-08-11 Polaris Industries Inc. Side-by-side vehicle
US11091003B2 (en) 2013-09-04 2021-08-17 Polaris Industries Inc. Side-by-side vehicle

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CX01 Expiry of patent term

Granted publication date: 20101006

CX01 Expiry of patent term