CN2277913Y - Front steering device for motor tricycle - Google Patents
Front steering device for motor tricycle Download PDFInfo
- Publication number
- CN2277913Y CN2277913Y CN 96222298 CN96222298U CN2277913Y CN 2277913 Y CN2277913 Y CN 2277913Y CN 96222298 CN96222298 CN 96222298 CN 96222298 U CN96222298 U CN 96222298U CN 2277913 Y CN2277913 Y CN 2277913Y
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- China
- Prior art keywords
- steering
- stub
- wheel
- motor vehicle
- load
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- 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 - Fee Related
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model relates to a front steering device for motor tricycles, which comprises a wheel hub, a wheel hub bearing a brake, and also a steering knuckle and a front cross beam with a guide arm. One end of the stepped shaft of the steering knuckle is connected with the wheel hub through a sealing ring, locking nuts, and the wheel hub bearing, and the main pin hole of the inner end band of the front cross beam is positioned in a bearing hole at the other end of the steering knuckle and is connected with steering knuckle through a main pin, a pad and a main pin bearing. The front cross beam and the main pin are locked through a stop pin, a steering knuckle arm is fixedly installed on the steering knuckle, and the brake is connected with the steering knuckle and the wheel hub. The utility model has the advantages of small steering resistance, light and sensitive steering process and favorable braking performance and makes a complete vehicle have a low center of gravity and high running stability.
Description
The utility model relates to the preceding steering hardware of a kind of three-wheeled motor vehicle, and being particularly useful for front-wheel is the steering wheel type three-wheeled motor vehicle of single-wheel.
At present, steering hardware before the three-wheeled motor vehicle that uses and produce, steering hardware before the steering wheel type three-wheeled motor vehicle that the Xuchang Machine Mfg. Plant that is exemplified as CN 2116634U produces, all adopt the V shape steering hardware, promptly the front fork of front axle, front-wheel and elongated bumper fuses, and together rotates around the front fork main shaft, realize the divertical motion of vehicle by steering system, therefore knuckle section quality, front fork castor angle (being generally about 15 °) are bigger, and cornering resistance is bigger, and steer ability is relatively poor.Because the fixed part of the drg of this V shape steering hardware is subjected to structural limitations, and car load exists the tangible braking phenomenon of " nodding ", thereby the braking force that car load is distributed on front-wheel reaches optimum efficiency, and mainly rely on trailing wheel to brake, braking performance of vehicle is poor, moreover, be unfavorable for reducing the car load height, thereby the riding stability of car load is relatively poor because V shape steering hardware whole height is higher.
It is little that the purpose of this utility model provides a kind of cornering resistance, turns to light sensitivity, and deceleration and stopping performance is good, and make that the car load center of gravity is low, the preceding steering hardware of the three wheeled motor car that riding stability is good.
The technical scheme that realizes above-mentioned purpose is: a kind of three-wheeled motor vehicle front-wheel steering device, have wheel hub, hub bearing and drg, and wheel hub and drg load simultaneously, also have the front cross rail of steering swivel and tape guide arm; One end of steering swivel is the step axle, and this step axle is by seal ring, hub bearing and jam nut and wheel hub load, the other end have a support holes and and the kingpin bore of this support holes axis normal; The inner band kingpin bore of front cross rail and being arranged in the support holes of steering swivel, and by stub, pad and stub bearing and steering swivel load, front cross rail and stub pass through the stop pin tightening, track arm is packed on the steering swivel, steering swivel and drg load.
After the utility model adopts this preceding steering hardware to replace traditional V shape steering hardware, its advantage is: 1. during front-wheel steering, in the certain angle scope, rotate around stub by steering swivel and to realize front-wheel steering motion, its knuckle section quality is less, and kingpin caster angle is also less, therefore, cornering resistance and steering resisting torque make vehicle have proper control power and the light sensitivity of handling maneuver.2. the fixed part of drg---back-plate can be connected on the steering swivel, thereby makes the supporting part of lock torque antagonistic force stressed evenly, reasonable.Moreover this device can constitute with the supporting use of bumper when using before the conduction suspension, thereby this device has good anti-braking (the facing upward head) performance of " nodding ", can reasonably distribute front wheel brake power, improved the deceleration and stopping performance of three-wheeled motor vehicle.3. should before the front cross rail and the guide arm of steering hardware be horizontal arrangement approximately, before making the whole height of steering hardware than traditional V shape before steering hardware reduce approximately about 150mm, reduced the car load height, make the car load center of gravity low, improved vehicle run stability.Because above-mentioned performance improvement can make the moving velocity of three-wheeled motor vehicle surpass 100Km/h.
The utility model is described in further detail below in conjunction with embodiment that accompanying drawing provides.
Fig. 1 is a kind of concrete structure scheme drawing of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the birds-eye view of the front cross rail among Fig. 1.
Fig. 4 is the side-looking schematic diagram (having omitted track arm, deflector and steering track rod among the figure) of a kind of embodiment of the present utility model.
Fig. 5 is the schematic diagram (omitting drg and bumper among the figure) of overlooking embodiment illustrated in fig. 4.
Shown in Fig. 1～3, steering hardware has wheel hub (23), hub bearing (19) and drg (26) before the utility model three-wheeled motor vehicle, simultaneously, also has the front cross rail (2) of steering swivel (13) and tape guide arm (1); One end of steering swivel (13) is step axle (36), and this step axle (36) is by seal ring (18), hub bearing (19) and jam nut (21) and wheel hub (23) load, jam nut (21) can have been adopted fluted nut and install locked spacer (20) additional and spring cotter (22), also can adopt 2 jam nuts (21), the other end of steering swivel (13) have a support holes (37) and with the kingpin bore (38) of this support holes (37) axis normal; The inner band kingpin bore (39) of front cross rail (2) and being arranged in the support holes (3) of steering swivel (13), and by stub (11), two pads (17) and two stub bearings (14) and steering swivel (13) load, front cross rail (2) and stub (11) are by stop pin (12) tightening, can install two blanking covers (15) and two hole back-up rings (16) additional in order to keep clean, spindle arm (31) and back-plate (30) are fastened on the outer face of steering swivel (13) by bolt (29); Drg (26) and steering swivel (13) and wheel hub (23) load, the brake wheel (27) of drg (26) is by lug nut (25) and tire bolt (24) and wheel hub (23) load.Brake wheel (27) also can directly pass through tire bolt (24) and wheel hub (23) load, or with thru-bolt (24) and lug nut (25) and wheel hub (23) load.Brake shoe brake cheek (34) is set in the brake wheel (27), brake shoe brake cheek (34) and back-plate (30) load, back-plate (30) can be directly installed on the outer face (35) of steering swivel (13).
As shown in Figure 1, 2, the one side of pad (17) be can with the face of cylinder of support holes (37) the internal face corresponding matching of steering swivel (13), another side is the plane.
Shown in Fig. 4,5, the guide arm (1) of front cross rail (2) is an A shape guide arm, this guide arm (1) is constituted or is otherwise made one by cant beam (4), strengthening support (5) and after cross member (6) welding and constitutes, and is level attitude approximately, and the height of car load is reduced.Cant beam (4) welds with the outer end of front cross rail (2), and after cross member (6) is hinged with vehicle frame cross sill (8) two places, and thrust circle (7) has limited the end float misalignment of after cross member (6).Track arm (31) links to each other with steering system with ball pin (32) by steering track rod (33).
Shown in Fig. 1,4,5, bumper (9) one ends and front cross rail (2) are gone up bumper lower bracket (3) load that is provided with, the other end and vehicle frame entablatrance (10) load, like this, front cross rail (2) by bumper (9) and tape guide arm (1) has constituted a preceding conduction suspension jointly, and as the force transmission mechanism between steering hardware before this and the vehicle frame.
Shown in Fig. 2,4,5, stub (11) casterangle γ of steering hardware is 4 °～10 ° before this, and the axis (40) of stub (11) overlaps with the vertical symmetrical plane (41) of wheel (28), and offset distance is 0 ± 1.5mm.
Shown in Fig. 1,4,5, when vehicle under steam, front vehicle wheel (28) makes wheel (28) roll along the sense of motion of vehicle with step axle (36) rotation around steering swivel (13) of wheel hub (23), brake wheel (27).When Vehicular turn, by steering track rod (33) the ball pin (32) that moves through of steering system is passed to track arm (31), drive steering swivel (13) by steering swivel (31) and rotate, drive wheel hub (23), wheel (28), brake wheel (27), brake shoe brake cheek (34) and back-plate (30) and turn over to the left or to the right together around stub (11)
The divertical motion of vehicle is realized at the angle.Because stub (11) casterangle γ is between 4 °～10 °, vertical symmetrical plane (41) of wheel (28) overlaps with the axis (40) of stub (11), departure distance is 0 ± 1.5mm, so both guaranteed the wheel returnability, in having avoided again travelling and the automatic steering phenomenon of glancing impact, this device has the guide arm (1) of preceding conduction suspension in addition, more makes the anti-braking of vehicle " nodding " (facing upward head) functional.Again since should before the knuckle section quality of steering hardware less, kingpin caster angle γ is less, thereby cornering resistance makes vehicle very light, sensitive when turning to less than the three-wheeled motor vehicle of steering hardware again before adopting.
After vehicle ' is subjected to external force, wheel (28) passes to steering swivel (13) with power, pad (17) and stub (11) in the support holes (37) of steering swivel (13) pass to front cross rail (2) with power, by A shape guide arm (1) and bumper (9), at last power is delivered on vehicle frame cross sill (8) and the vehicle frame entablatrance (10) again.
When vehicle at glancing impact, brake shoe brake cheek (34) opens, the outside face of brake shoe brake cheek (34) is pressed in the inside face of brake wheel (27), and brake wheel (27) is stopped the rotation, Fu wheel (28) and wheel hub (23) also just stop the rotation, and realize the braking to wheel (28).
Claims (7)
1, steering hardware before a kind of three-wheeled motor vehicle has wheel hub (23), hub bearing (19) and drg (26), and wheel hub (23) and drg (26) load is characterized in that:
A has the front cross rail (2) of steering swivel (13) and tape guide arm (1);
B, one end of steering swivel (13) is step axle (36), and this step axle (36) is by seal ring (18), hub bearing (19) and jam nut (21) and wheel hub (23) load, the other end have a support holes (37) and and the kingpin bore (38) of this support holes (37) axis normal;
C, the inner band kingpin bore (39) of front cross rail (2) and being arranged in the support holes (37) of steering swivel (13), and by stub (11), pad (17) and stub bearing (14) and steering swivel (13) load, front cross rail (2) and stub (11) are by stop pin (12) tightening, track arm (31) is packed on the steering swivel (13), steering swivel (13) and drg (26) load.
2, steering hardware before the three-wheeled motor vehicle according to claim 1, it is characterized in that: the brake wheel (27) of drg (26) is by lug nut (25) and tire bolt (24) and wheel hub (23) load, brake shoe brake cheek (34) is set in the brake wheel (27), brake shoe brake cheek (34) and back-plate (30) load, back-plate (30) is installed on the outer face (35) of steering swivel (13).
3, steering hardware before the three-wheeled motor vehicle according to claim 1 and 2 is characterized in that: the one side of pad (17) for can with the face of cylinder of support holes (37) the internal face corresponding matching of steering swivel (13), another side is the plane.
4, steering hardware before the three-wheeled motor vehicle according to claim 1 and 2, it is characterized in that: guide arm (1) is an A shape guide arm, is made of cant beam (4), strengthening support (5) and after cross member (6).
5, steering hardware before the three-wheeled motor vehicle according to claim 1 and 2, it is characterized in that: the casterangle of stub (11) is 4 °～10 °, and the axis (40) of stub (11) overlaps with the vertical symmetrical plane of wheel (41), and offset distance is 0 ± 1.5mm.
6, steering hardware before the three-wheeled motor vehicle according to claim 3, it is characterized in that: the casterangle of stub (11) is 4 °～10 °, and the axis (40) of stub (11) overlaps with the vertical symmetrical plane of wheel (41), and offset distance is 0 ± 1.5mm.
7, steering hardware before the three-wheeled motor vehicle according to claim 4, it is characterized in that: the casterangle of stub (11) is 4 °～10 °, and the axis (40) of stub (11) overlaps with the vertical symmetrical plane of wheel (41), and offset distance is 0 ± 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222298 CN2277913Y (en) | 1996-11-22 | 1996-11-22 | Front steering device for motor tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222298 CN2277913Y (en) | 1996-11-22 | 1996-11-22 | Front steering device for motor tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2277913Y true CN2277913Y (en) | 1998-04-08 |
Family
ID=33901866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96222298 Expired - Fee Related CN2277913Y (en) | 1996-11-22 | 1996-11-22 | Front steering device for motor tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2277913Y (en) |
-
1996
- 1996-11-22 CN CN 96222298 patent/CN2277913Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE ADDRESS; FROM: NO. 140, TIANDU VILLAGE, HONGMEI TOWNSHIP, CHANGZHOU CITY, JIANGSUPROVINCE TO: NO. 139, WEITIANDU VILLAGE, HONGMEI VILLAGE, HONGMEI TOWNSHIP, CHANGZHOU CITY, JIANGSU PROVINCE |
|
| CP03 | Change of name, title or address |
Address after: Hongmei village, Hongmei Town, Hongmei Town, Jiangsu, Changzhou, No. 139 Patentee after: Wei Huanping Address before: No. 140, Tian Du Village, Hongmei Town, Changzhou, Jiangsu Patentee before: Wei Huanping |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| C32 | Full or partial invalidation of patent right | ||
| IP01 | Partial invalidation of patent right |
Decision date of declaring invalidation: 20010918 Decision number of declaring invalidation: 3716 Case number: W53542 Conclusion of examination: Declaring that patent No. 96222298.4 of the utility model 1-4 is invalid, the patent right shall continue to be valid on the basis of claim 5-7. Decision date: 20010920 Denomination of utility model: Front steering device for motor tricycle Granted publication date: 19980408 Patentee: Wei Huanping Review decision number: 3716 |