CN206374487U - High load-bearing rear suspension system - Google Patents
High load-bearing rear suspension system Download PDFInfo
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- CN206374487U CN206374487U CN201621434799.6U CN201621434799U CN206374487U CN 206374487 U CN206374487 U CN 206374487U CN 201621434799 U CN201621434799 U CN 201621434799U CN 206374487 U CN206374487 U CN 206374487U
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- leaf spring
- pin
- suspension system
- spring
- spring pin
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Abstract
The utility model discloses a kind of high load-bearing rear suspension system, belong to small-sized transport facility rear suspension system field, leaf spring (1) centre position is fixed on back axle by U-bolt (2), nut one (3) and pressing plate (4)；The front end grasswort of leaf spring (1) is connected by leaf spring pin two (14) with forward mounting hanger, leaf spring pin one (8) is fixed behind connecting plate (9) upper end through leaf spring outside link plate (13) upper end, leaf spring (1) rear end grasswort, in leaf spring, upper provided with leaf spring covers one (10) leaf spring pin one (8) is cylindrical；Another leaf spring pin one (8) is fixed behind connecting plate (9) lower end through leaf spring outside link plate (13) lower end, rear-mounted hanger (5), in leaf spring, upper provided with leaf spring covers two (11) leaf spring pin one (8) is cylindrical.The suspension shock-proof effect is good, and bearing capacity is big；So that vehicle roll angle is big, rollover is difficult；So that vehicle safety is comfortable, performance is stable.
Description
Technical field
The utility model is related to a kind of rear suspension system, specifically a kind of high load-bearing rear suspension system, belongs to small-sized traffic
Means of transport rear suspension system technical field.
Background technology
Motor tricycle is flexible due to small volume, transport, and with larger transport capacity, it is wide in rural area and in the market
It is welcome.Rear-mounted form is the total of all force transmission connections between vehicle frame (or monocoque body) and vehicle bridge (or wheel)
Claim, be to influence one of vehicle riding comfort and the important parameter of bearing capacity.At present, general motor tricycle rear suspension system
Flat compression rear suspension system is generally used, this system construction is relatively easy, but because two rear drive sprockets are U-shaped by fixation
It is bolted together, the position of two driving wheels interfixes, is cheating recessed road surface, driving wheel lands poor sensitivity, shock-absorbing effect
Really poor, the whole bearing capability made is poor；Because the angle of heel of vehicle is small, the centrifugal force produced during turning makes vehicle easily turn on one's side,
Very big hidden danger is caused for motor tricycle safe driving, and the comfortableness of vehicle is also poor；Due to long-time traveling process
In, leaf spring set cannot lubricate, and frictional force can progressively destroy leaf spring set, i.e. meeting after the mileage of general 5000-7000 kilometers of traveling
Break down, it is necessary to repaired.
The content of the invention
For problems of the prior art, the utility model provides a kind of high load-bearing rear suspension system, the suspension system
Uniting, shock-proof effect is good, and bearing capacity is big；So that vehicle roll angle is big, rollover is difficult；Leaf spring set can be lubricated, service life
It is long；The suspension causes vehicle safety comfortable, and performance is stable.
To achieve these goals, the technical solution of the utility model is：A kind of high load-bearing rear suspension system, including steel plate
Spring, U-bolt, pressing plate, rear-mounted hanger, during described leaf spring is light truck formula two-fold ear leaf spring, leaf spring
Between position by U-bolt, nut one and pressing plate be fixed to back axle on；The front end grasswort of described leaf spring passes through leaf spring pin
Two are connected with forward mounting hanger, and rear end grasswort is connected by connection component with rear-mounted hanger；Described connection component includes plate
Connecting plate in spring, leaf spring set one, leaf spring set two and leaf spring outside link plate, leaf spring pin one sequentially pass through leaf spring outside link plate upper end,
In leaf spring rear end grasswort, leaf spring behind connecting plate upper end, be tightened by spring washer and nut two, leaf spring pin one with
It is cylindrical provided with described leaf spring set one that spring eye is engaged；Another leaf spring pin one is sequentially passed through and connected outside leaf spring
Plate lower end, rear-mounted hanger, in leaf spring behind connecting plate lower end, it is tightened by spring washer and nut two, in leaf spring pin one
What is be engaged with rear-mounted hanger is cylindrical provided with described leaf spring set two；
Further, axial blind hole is provided with one end of leaf spring pin one, in leaf spring pin one and spring eye or rear overhang
Hang and be communicated with axial blind hole and the cylindrical radial direction through hole of leaf spring pin one at hanger cooperation, in the entrance of the axial blind hole of leaf spring pin one
Place is equipped with oil nozzle；
Further, described leaf spring damps spring by variable cross-section, thickeies loaded spring and some blocks of steel plates and constitute, from upper
Steel plate, variable cross-section damping spring are followed successively by under and loaded spring is thickeied；
Further, buffer stopper is provided with described pressing plate；
Further, the material of buffer stopper is rubber or other elastomeric materials.
Compared with prior art, the beneficial effects of the utility model are：
(1) leaf spring rear end passes through connecting plate, leaf spring outside link plate, leaf spring set one, plate in leaf spring with rear-mounted hanger
Connecting plate and leaf spring the outside link plate tension under vehicle pressure in spring set two and the upside-down mounting of leaf spring pin one connection, leaf spring so that vehicle
In traveling, turn, under case of heavy load, without the possibility waved, roll and turned on one's side, it is ensured that the stability of vehicle and comfortably
Property, improve the bearing capacity of vehicle.
(2) oil filler point is provided with leaf spring pin one, lubricating oil is injected by oil nozzle, leaf spring set can be lubricated, alleviate and rub
The infringement that wiping, pressure and heat cover to leaf spring, extends the service life of leaf spring set；
(3) leaf spring can preferably adsorb difference using main spring and variable cross-section damping spring, the structure for thickening loaded spring
Vibrations and noise under load condition, improve the shock-proof effect and comfortableness of vehicle.
(4) buffer stopper is set on pressing plate, it is to avoid during severe jolt, the load of leaf spring is excessive and it is caused to damage
Evil, is effectively protected leaf spring, improves the security performance of vehicle.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is Fig. 1 top view.
Fig. 3 is Fig. 1 A-A sectional views.
Fig. 4 is steel plate spring assembly schematic diagram.
Fig. 5 is leaf spring Anchor plate kit schematic diagram.
In figure：1st, leaf spring, 2, U-bolt, 3, nut one, 4, pressing plate, 5, rear-mounted hanger, 6, spring washer, 7,
Nut two, 8, leaf spring pin one, 9, connecting plate in leaf spring, 10, leaf spring set one, 11, leaf spring set two, 12, lubricating cup, 13, connect outside leaf spring
Fishplate bar, 14, leaf spring pin two, 51, variable cross-section damping spring, 52, thicken loaded spring, 53, buffer stopper.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings (fore-and-aft direction and above-below direction in following description with
Fore-and-aft direction when vehicle is advanced is consistent with above-below direction).
As shown in Figure 1 to Figure 3, a kind of high load-bearing rear suspension system, including leaf spring 1, U-bolt 2, pressing plate 4, rear overhang
Hang hanger 5, described leaf spring 1 is light truck formula two-fold ear leaf spring, the centre position of leaf spring 1 by U-bolt 2,
Nut 1 and pressing plate 4 are fixed on back axle；The front end grasswort of described leaf spring 1 is hung by leaf spring pin 2 14 and forward mounting
Ear is connected, and rear end grasswort is connected by connection component with rear-mounted hanger 5；Described connection component include leaf spring in connecting plate 9,
Leaf spring set 1, leaf spring set 2 11 and leaf spring outside link plate 13, leaf spring pin 1 sequentially pass through the upper end of leaf spring outside link plate 13, steel
In the rear end grasswort of flat spring 1, leaf spring behind the upper end of connecting plate 9, it is tightened by spring washer 6 and nut 27, in leaf spring pin one
8 be engaged with the grasswort of leaf spring 1 it is cylindrical provided with described leaf spring set 1；Another leaf spring pin 1 sequentially passes through plate
The lower end of spring outside link plate 13, rear-mounted hanger 5, in leaf spring behind the lower end of connecting plate 9, screwed by spring washer 6 and nut 27 solid
It is fixed, leaf spring pin 1 be engaged with rear-mounted hanger 5 it is cylindrical on provided with described leaf spring cover 2 11.Rear-mounted hanger 5 is used
Light truck force analysis, takes the suspended structure of reverse design, enables to vehicle not vacillated now to the left, now to the right in the case of heavy duty, carries
The high stability of vehicle, has been significantly increased safety coefficient；When vehicle is heavily loaded, connecting plate 9 and outside link plate 13 in leaf spring
By pulling force effect, the stability of vehicle further increasing.
As shown in figure 3, be provided with axial blind hole in one end of leaf spring pin 1, in leaf spring pin 1 and the grasswort of leaf spring 1 or
Axial blind hole and the cylindrical radial direction through hole of leaf spring pin 1 are communicated with the cooperation of rear-mounted hanger 5, it is axially blind in leaf spring pin 1
The porch in hole is equipped with oil nozzle.Lubricating oil is injected into oil nozzle, lubricating oil can the axially extending bore through leaf spring pin 1, radial direction through hole
Leaf spring set is flowed to, plays a part of lubrication leaf spring set.
As shown in Figure 1 and Figure 4, described leaf spring 1 damps spring 51 by variable cross-section, thickeies loaded spring 52 and some blocks of steel
Plate (main spring) is constituted, and steel plate, variable cross-section damping spring 51 are followed successively by from top to bottom and loaded spring 52 is thickeied；During underloading, main spring can
Vibrations and noise produced by absorption vehicle, when heavily loaded, variable cross-section damping spring 51 is different according to loading capacity with thickening loaded spring 52,
Also vibrations and the noise of vehicle generation can be adsorbed；The security of vehicle when such a structure can improve heavy duty, and vehicle can be improved
Comfortableness, alleviate driver fatigue.
As shown in Figure 1 and Figure 5, buffer stopper 53 is provided with described pressing plate 4, with buffer stopper 53 on the lower surface of vehicle frame
Corresponding position is provided with projection, and the material of buffer stopper 53 is rubber or other elastomeric materials, and vehicle is advanced in high-speed overload and run
When winnowing with a dustpan larger, the deflection of leaf spring 1 is larger, or even instantaneous load exceedes the bearing capacity of leaf spring 1, now buffer stopper 53
It can be in contact with projection, lay down certain impulsive force, leaf spring 1 be protected, so as to improve the security and comfortableness of vehicle.
Claims (5)
1. a kind of high load-bearing rear suspension system, it is characterised in that：Including leaf spring (1), U-bolt (2), pressing plate (4), rear overhang
Hanger (5) is hung, described leaf spring (1) is light truck formula two-fold ear leaf spring, and leaf spring (1) centre position passes through U-shaped
Bolt (2), nut one (3) and pressing plate (4) are fixed on back axle；The front end grasswort of described leaf spring (1) passes through leaf spring pin
Two (14) are connected with forward mounting hanger, and rear end grasswort is connected by connection component with rear-mounted hanger (5)；Described connection component
Cover one (10), leaf spring including connecting plate in leaf spring (9), leaf spring and cover two (11) and leaf spring outside link plate (13), leaf spring pin one (8) according to
It is secondary behind connecting plate (9) upper end, to pass through spring through leaf spring outside link plate (13) upper end, leaf spring (1) rear end grasswort, in leaf spring
Packing ring (6) and nut two (7) are tightened, and cylindrical go up being engaged in leaf spring pin one (8) with leaf spring (1) grasswort is provided with institute
The leaf spring stated covers one (10)；Another leaf spring pin one (8) sequentially pass through leaf spring outside link plate (13) lower end, rear-mounted hanger (5),
In leaf spring behind connecting plate (9) lower end, it is tightened by spring washer (6) and nut two (7), in leaf spring pin one (8) and rear overhang
It is cylindrical provided with described two (11) of leaf spring set that extension hanger (5) is engaged.
2. a kind of high load-bearing rear suspension system according to claim 1, it is characterized in that：Set in one end of leaf spring pin one (8)
There is axial blind hole, be communicated with leaf spring pin one (8) with leaf spring (1) grasswort or rear-mounted hanger (5) cooperation axially blind
Hole and the cylindrical radial direction through hole of leaf spring pin one (8), oil nozzle is equipped with the porch of leaf spring pin one (8) axial blind hole.
3. a kind of high load-bearing rear suspension system according to claim 1 or 2, it is characterized in that：Described leaf spring (1) by
Variable cross-section damping spring (51), thickening loaded spring (52) and some pieces of steel plates compositions, are followed successively by steel plate, variable cross-section damping from top to bottom
Spring (51) and thickening loaded spring (52).
4. a kind of high load-bearing rear suspension system according to claim 3, it is characterized in that：It is provided with described pressing plate (4)
Buffer stopper (53).
5. a kind of high load-bearing rear suspension system according to claim 4, it is characterized in that：The material of buffer stopper (53) is rubber
Glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434799.6U CN206374487U (en) | 2016-12-26 | 2016-12-26 | High load-bearing rear suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434799.6U CN206374487U (en) | 2016-12-26 | 2016-12-26 | High load-bearing rear suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206374487U true CN206374487U (en) | 2017-08-04 |
Family
ID=59408769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434799.6U Active CN206374487U (en) | 2016-12-26 | 2016-12-26 | High load-bearing rear suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206374487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001138A (en) * | 2017-11-27 | 2018-05-08 | 常州五王电机有限公司 | High damping leaf springs of car |
-
2016
- 2016-12-26 CN CN201621434799.6U patent/CN206374487U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001138A (en) * | 2017-11-27 | 2018-05-08 | 常州五王电机有限公司 | High damping leaf springs of car |
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