CN203472448U - Front suspension structure of riding mower - Google Patents
Front suspension structure of riding mower Download PDFInfo
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- CN203472448U CN203472448U CN201320437967.7U CN201320437967U CN203472448U CN 203472448 U CN203472448 U CN 203472448U CN 201320437967 U CN201320437967 U CN 201320437967U CN 203472448 U CN203472448 U CN 203472448U
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- hinged
- arm
- steering swivel
- rocker arm
- connecting base
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Abstract
The utility model relates to a front suspension structure of a riding mower. The front suspension structure of the riding mower comprises an upper rocker arm, a lower rocker arm, a steering knuckle, and a shock absorber provided with an elastic element, wherein a hinge joint at one end of the upper rocker arm is hinged with an upper rocker arm hinge seat arranged on a rack, a hinge shaft tube at the other end of the upper rocker arm is hinged with an upper connecting seat of the steering knuckle, a hinge joint at one end of the lower rocker arm is hinged with a lower rocker arm hinge seat arranged on the rack, a hinge shaft tube at the other end of the lower rocker arm is hinged with a lower connecting seat of the steering knuckle, a bolt shaft penetrates through a fixing hole of the lower connecting seat of the steering knuckle, a shaft tube of the steering knuckle and a fixing hole of the upper connecting seat of the steering knuckle, and is locked through a nut, the upper rocker arm and the lower rocker arm are respectively hinged on the steering knuckle, the hinge shaft tube of the upper rocker arm is provided with a shock absorber connecting seat, a hinge joint at the lower end of the shock absorber is hinged with the shock absorber connecting seat of the upper rocker arm, and a hinge joint at the upper end of the shock absorber is hinged with a shock absorber hinge seat arranged on the rack. The front suspension structure of the riding mower is low in cost and simple in structure.
Description
Technical field
The utility model relates to riding type mower field, is specifically related to a kind of front suspension structure of riding type mower.
Background technology
Traditional riding type mower only limits to mow, and moving velocity is low, and general maximum travel speed is no more than 12km/h, low to traveling comfort requirement, thereby does not conventionally all have, between frame and wheel, suspension system is set.A kind of multi-functional riding type mower of applicant company research and development, maximum travel speed has been brought up to 30km/h, to meet, play happy transportation function etc., for solving the traveling comfort travelling after moving velocity improves, therefore use for reference vehicle structure between the front-wheel of riding type mower and frame, front suspension system is set.But the type of automobile front suspension is more, the double wishbone suspension wherein conventionally adopting all needs to assemble stub bulb, and steering swivel is connected with stub bulb, and stub bulb can all-directional rotation, can meet wheel steering and transverse arm swings up and down.This structure suspension frame structure is complicated, cost is higher, its stub bulb must be used superior alloy steel, processing technology requires high, and steering swivel must be used forging or foundry goods, and machinework work amount is large, as adopt the front suspension of vehicle structure, will inevitably make the suspension system cost up of riding type mower, cause the cost of manufacture of riding type mower surging, be unfavorable for reducing buyer's burden.How could meet the driving comfort after multi-functional riding type mower moving velocity improves, can reduce again the technical personnel of cost of manufacture ，Wei applicant company of the multi-functional riding type mower of applicant company research and development and be devoted to the problem solving.
Summary of the invention
The purpose of this utility model is the deficiency existing for prior art, and a kind of front suspension structure of riding type mower is provided, and the front suspension structure cost of this riding type mower is low, simple in structure.
The purpose of this utility model is achieved in that a kind of front suspension structure of riding type mower, comprise upper rocker arm, lower shake-changing arm, steering swivel and the bumper that is provided with elastic element, the upper rocker arm hinged seat arranging in the articulated joint of described upper rocker arm one end and frame is hinged, hinged central siphon and the steering swivel upper connecting base of the upper rocker arm other end are hinged, the lower shake-changing arm hinged seat arranging in the articulated joint of described lower shake-changing arm one end and frame is hinged, hinged central siphon and the steering swivel lower connecting base of the lower shake-changing arm other end are hinged, one bolt shaft is through the fixed orifice of steering swivel lower connecting base, the central siphon of steering swivel, the fixed orifice of steering swivel upper connecting base, and with nut locking, by upper rocker arm, lower shake-changing arm is hinged on respectively on steering swivel, the hinged central siphon of described upper rocker arm is provided with bumper Connection Block, the articulated joint of described bumper lower end and the bumper Connection Block of upper rocker arm are hinged, the bumper hinged seat arranging in the articulated joint of described bumper upper end and frame is hinged.
Described upper rocker arm and lower shake-changing arm are V-arrangement arm, one end of V-arrangement arm is two articulated joints, the other end of V-arrangement arm is a hinged central siphon, the hinged central siphon of described upper rocker arm V-arrangement arm is hinged by bearing pin and steering swivel upper connecting base, the two ends transition fit of the hinged central siphon of upper rocker arm V-arrangement arm has rocker arm bush, the jointed shaft ligament of described upper rocker arm V-arrangement arm is combined with bushing pipe, the hinged central siphon of described lower shake-changing arm V-arrangement arm is hinged by bearing pin and steering swivel lower connecting base, the two ends transition fit of the hinged central siphon of lower shake-changing arm V-arrangement arm has rocker arm bush, the jointed shaft ligament of described lower shake-changing arm V-arrangement arm is combined with bushing pipe.
The outer round surface of described bushing pipe is provided with oil groove.
Described steering swivel upper connecting base and steering swivel lower connecting base are U-shaped seat, and the diapire of U-shaped seat is provided with fixed orifice, and the two side of U-shaped seat is provided with corresponding pin-and-hole.
Described bolt shaft is Step Shaft, the bigger diameter end head of this Step Shaft is provided with bolt head, the miner diameter end of this Step Shaft is provided with screw thread, described Step Shaft passes the fixed orifice of steering swivel lower connecting base from top to bottom successively, the fixed orifice of the central siphon of steering swivel, steering swivel upper connecting base, the spacing miner diameter end at Step Shaft of described steering swivel upper connecting base, by packing ring, nut locking, the bottom of described steering swivel lower connecting base is provided with limiting stopper and matches with the bolt head of bolt shaft, limit bolt shaft ground and rotate, the central siphon two ends transition fit of described steering swivel has steering knuckle bush.
Described steering swivel is for rushing weldment.
Owing to having adopted such scheme, the utlity model has following advantage: the upper rocker arm hinged seat arranging in the articulated joint of upper rocker arm one end of the front suspension structure of this riding type mower and frame is hinged, hinged central siphon and the steering swivel upper connecting base of the upper rocker arm other end are hinged, the lower shake-changing arm hinged seat arranging in the articulated joint of described lower shake-changing arm one end and frame is hinged, hinged central siphon and the steering swivel lower connecting base of the lower shake-changing arm other end are hinged, one bolt shaft is through the fixed orifice of steering swivel lower connecting base, the central siphon of steering swivel, the fixed orifice of steering swivel upper connecting base, and with nut locking, by upper rocker arm, lower shake-changing arm is hinged on respectively on steering swivel, the hinged central siphon of described upper rocker arm is provided with bumper Connection Block, the articulated joint of described bumper lower end and the bumper Connection Block of upper rocker arm are hinged, the bumper Connection Block arranging in the articulated joint of described bumper upper end and frame is hinged.This structure is not used stub bulb, but stub bulb is rotated up and down with the Function Decomposition of left rotation and right rotation on upper and lower rocking arm, bumper and steering swivel, to meet the requirement of beating and turning to of suspension.The steering swivel of this structure is the high forging of use cost not also, and use, rushes weldment, has reached the object reducing costs.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is assembling schematic diagram of the present utility model;
Fig. 3 is the bottom schematic view of steering swivel lower connecting base of the present utility model;
Fig. 4 is the connection diagram of steering swivel of the present utility model and steering swivel upper connecting base, steering swivel lower connecting base.
In accompanying drawing, 1 is bumper, and 2 is upper rocker arm, and 21 is bumper Connection Block, 3 is lower shake-changing arm, and 4 is steering swivel, and 5 is steering swivel upper connecting base, 6 is steering swivel lower connecting base, and 7 is bolt shaft, and 8 is bushing pipe, 9 is rocker arm bush, and 10 is steering knuckle bush, and 11 is packing ring, 12 is nut, and 13 is frame, and 131 is upper rocker arm hinged seat, 132 is lower shake-changing arm hinged seat, and 133 is bumper hinged seat, and 14 is limiting stopper.
The specific embodiment
Referring to Fig. 1 to Fig. 4, a kind of front suspension structure of riding type mower, comprises upper rocker arm 2, lower shake-changing arm 3, steering swivel 4 and is provided with the bumper 1 of elastic element, the upper rocker arm hinged seat 131 arranging in the articulated joint of described upper rocker arm 2 one end and frame 13 is hinged.Described upper rocker arm hinged seat 131 is U-shaped seat.Hinged central siphon and the steering swivel upper connecting base 5 of upper rocker arm 2 other ends are hinged.Described steering swivel upper connecting base 5 is U-shaped seat, and the diapire of this U-shaped seat is provided with fixed orifice, and the two side of U-shaped seat is provided with corresponding pin-and-hole.The lower shake-changing arm hinged seat 132 arranging in the articulated joint of described lower shake-changing arm 3 one end and frame 13 is hinged.Described lower shake-changing arm hinged seat 132 is U-shaped seat.Hinged central siphon and the steering swivel lower connecting base 6 of lower shake-changing arm 3 other ends are hinged.Described steering swivel lower connecting base 6 is U-shaped seat, and the diapire of this U-shaped seat is provided with fixed orifice, and the two side of U-shaped seat is provided with corresponding pin-and-hole.One bolt shaft 7 is passed the fixed orifice of steering swivel lower connecting base 6, the fixed orifice of the central siphon of steering swivel 4, steering swivel upper connecting base 5, and lock with packing ring 11, nut 12, upper rocker arm 2, lower shake-changing arm 3 are hinged on respectively on steering swivel 4, and the hinged central siphon of described upper rocker arm 2 is provided with bumper Connection Block 21.Described bumper Connection Block 21 is U-shaped seat.The articulated joint of described bumper 1 lower end and the bumper Connection Block 21 of upper rocker arm 2 are hinged, and the bumper hinged seat 133 arranging in the articulated joint of described bumper 1 upper end and frame 13 is hinged.Described bumper hinged seat 133 is U-shaped seat.
Described upper rocker arm 2 and lower shake-changing arm 3 are V-arrangement arm, and one end of V-arrangement arm is two articulated joints, and the other end of V-arrangement arm is a hinged central siphon.The two ends transition fit of the hinged central siphon of upper rocker arm V-arrangement arm has rocker arm bush 9, and the jointed shaft ligament of described upper rocker arm V-arrangement arm is combined with bushing pipe 8.The hinged central siphon of described upper rocker arm V-arrangement arm is hinged by bearing pin and steering swivel upper connecting base.Hinged central siphon and the steering swivel upper connecting base of the upper rocker arm V-arrangement arm of the present embodiment assemble by bolt, nut, and steering swivel upper connecting base is the both sides at bushing pipe by bolt, nut locking.The two ends transition fit of the hinged central siphon of lower shake-changing arm V-arrangement arm has rocker arm bush 9, and the jointed shaft ligament of described lower shake-changing arm V-arrangement arm is combined with bushing pipe 8.The hinged central siphon of described lower shake-changing arm V-arrangement arm is hinged by bearing pin and steering swivel lower connecting base.Hinged central siphon and the steering swivel lower connecting base of the lower shake-changing arm V-arrangement arm of the present embodiment assemble by bolt, nut, and steering swivel lower connecting base is the both sides at bushing pipe by bolt, nut locking.Described lining pipe freely to rotate in rocker arm bush.The length of bushing pipe is greater than the length of the hinged central siphon of upper rocker arm and lower shake-changing arm, and steering swivel upper connecting base can be rotated with steering swivel lower connecting base together with bushing pipe.The outer round surface of described bushing pipe is provided with oil groove, is used for storing lubricating grease.Certainly, upper rocker arm and lower shake-changing arm can be also A shape arm, and its structure and V-arrangement arm are similar.
Described bolt shaft 7 is Step Shaft, the bigger diameter end head of this Step Shaft is provided with bolt head, the miner diameter end of this Step Shaft is provided with screw thread, described Step Shaft passes the fixed orifice of steering swivel lower connecting base from top to bottom successively, the central siphon of steering swivel, the fixed orifice of steering swivel upper connecting base, the spacing miner diameter end at Step Shaft of described steering swivel upper connecting base, pass through packing ring, nut locking, the bottom of described steering swivel lower connecting base is provided with limiting stopper 14 and matches with the bolt head of bolt shaft, limiting bolt shaft ground rotates, the central siphon two ends transition fit of described steering swivel has steering knuckle bush 10.Steering swivel can freely rotate around bolt shaft, for driving front-wheel steering.Described steering swivel, for rushing weldment, has reached the object reducing costs.
Adopt front suspension system of the present utility model to replace the double wishbone suspension conventionally adopting, only by respectively rushing the connection between weldment parts, just realized the function that wheel steering and transverse arm swing up and down, thereby cost of manufacture of the present utility model is reduced greatly, and the utility model is simple in structure.
Claims (6)
1. the front suspension structure of a riding type mower, it is characterized in that: comprise upper rocker arm, lower shake-changing arm, steering swivel and the bumper that is provided with elastic element, the upper rocker arm hinged seat arranging in the articulated joint of described upper rocker arm one end and frame is hinged, hinged central siphon and the steering swivel upper connecting base of the upper rocker arm other end are hinged, the lower shake-changing arm hinged seat arranging in the articulated joint of described lower shake-changing arm one end and frame is hinged, hinged central siphon and the steering swivel lower connecting base of the lower shake-changing arm other end are hinged, one bolt shaft is through the fixed orifice of steering swivel lower connecting base, the central siphon of steering swivel, the fixed orifice of steering swivel upper connecting base, and with nut locking, by upper rocker arm, lower shake-changing arm is hinged on respectively on steering swivel, the hinged central siphon of described upper rocker arm is provided with bumper Connection Block, the articulated joint of described bumper lower end and the bumper Connection Block of upper rocker arm are hinged, the bumper hinged seat arranging in the articulated joint of described bumper upper end and frame is hinged.
2. the front suspension structure of riding type mower according to claim 1, it is characterized in that: described upper rocker arm and lower shake-changing arm are V-arrangement arm, one end of V-arrangement arm is two articulated joints, the other end of V-arrangement arm is a hinged central siphon, the hinged central siphon of described upper rocker arm V-arrangement arm is hinged by bearing pin and steering swivel upper connecting base, the two ends transition fit of the hinged central siphon of upper rocker arm V-arrangement arm has rocker arm bush, the jointed shaft ligament of described upper rocker arm V-arrangement arm is combined with bushing pipe, the hinged central siphon of described lower shake-changing arm V-arrangement arm is hinged by bearing pin and steering swivel lower connecting base, the two ends transition fit of the hinged central siphon of lower shake-changing arm V-arrangement arm has rocker arm bush, the jointed shaft ligament of described lower shake-changing arm V-arrangement arm is combined with bushing pipe.
3. the front suspension structure of riding type mower according to claim 2, is characterized in that: the outer round surface of described bushing pipe is provided with oil groove.
4. the front suspension structure of riding type mower according to claim 1, is characterized in that: described steering swivel upper connecting base and steering swivel lower connecting base are U-shaped seat, and the diapire of U-shaped seat is provided with fixed orifice, and the two side of U-shaped seat is provided with corresponding pin-and-hole.
5. the front suspension structure of riding type mower according to claim 1, it is characterized in that: described bolt shaft is Step Shaft, the bigger diameter end head of this Step Shaft is provided with bolt head, the miner diameter end of this Step Shaft is provided with screw thread, described Step Shaft passes the fixed orifice of steering swivel lower connecting base from top to bottom successively, the central siphon of steering swivel, the fixed orifice of steering swivel upper connecting base, the spacing miner diameter end at Step Shaft of described steering swivel upper connecting base, pass through packing ring, nut locking, the bottom of described steering swivel lower connecting base is provided with limiting stopper and matches with the bolt head of bolt shaft, limiting bolt shaft ground rotates, the central siphon two ends transition fit of described steering swivel has steering knuckle bush.
6. the front suspension structure of riding type mower according to claim 1 or 5, is characterized in that: described steering swivel is for rushing weldment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320437967.7U CN203472448U (en) | 2013-07-23 | 2013-07-23 | Front suspension structure of riding mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320437967.7U CN203472448U (en) | 2013-07-23 | 2013-07-23 | Front suspension structure of riding mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203472448U true CN203472448U (en) | 2014-03-12 |
Family
ID=50220843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320437967.7U Expired - Lifetime CN203472448U (en) | 2013-07-23 | 2013-07-23 | Front suspension structure of riding mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203472448U (en) |
-
2013
- 2013-07-23 CN CN201320437967.7U patent/CN203472448U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151202 Address after: 402247 B District, industrial park, Jiangjin District, Chongqing Patentee after: CHONGQING RATO TECHNOLOGY Co.,Ltd. Address before: 402247 B District, industrial park, Jiangjin District, Chongqing Patentee before: CHONGQING RATO POWER Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |