CN207523392U - Rocker-arm equalizing suspension system - Google Patents
Rocker-arm equalizing suspension system Download PDFInfo
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- CN207523392U CN207523392U CN201721516111.3U CN201721516111U CN207523392U CN 207523392 U CN207523392 U CN 207523392U CN 201721516111 U CN201721516111 U CN 201721516111U CN 207523392 U CN207523392 U CN 207523392U
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- rocking arm
- arm shaft
- rocker
- shaft housing
- lever
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Abstract
The utility model is related to a kind of rocker-arm equalizing suspension system, comprising：Chain stay afterwards；Rocking arm shaft housing and rocker arm shaft; rocking arm shaft housing is fixedly installed in the upper surface of described rear chain stay one end; rocker arm shaft is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing, and one end of rocker arm shaft is arranged in rocker arm shaft housing cavity and is connect by bearing with rocker arm shaft housing into rotation；Rocking arm is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing, and each rocking arm upper surface centre position is also equipped with stent vertically, and level is equipped with connecting rod, the other end of each rocking arm and the output axis connection of wheel hub on each stent；The rear chain stay is fixed on the rocker arm shaft shell one end in lever, intermediate position, and the lever both ends are fixed on by self-lubricating rod end spherical plain in the connecting rod respectively.The utility model solves the problems, such as that outside tire earth-grasping force is inadequate when electro-tricycle vehicle body rolls dumb and body roll.
Description
Technical field
The utility model is related to electro-tricycles to manufacture field, more particularly to a kind of rocker-arm equalizing suspension system.
Background technology
Electro-tricycle is the very common vehicles at present, no matter in rural area or city, electro-tricycle is all
Manned and loading convenient transportation tool.
There are two types of states for existing tricycle Rear wheel suspension：When integral type rear axle, i.e., after connecting two by a bridge tube
Wheel, this simple in structure but vehicle body cannot roll substantially；Second is that independent suspension, i.e., connect two wheels by two independent suspensions,
Though this structure can body roll, it is complicated, turning joint is more, there are flexibility is poor, gum cover service life is short, and current
The manufacturing process of tricycle industry, it is difficult to ensure that two trailing wheel precise positionings, are susceptible to abnormal tyre abrasion.It is so existing
The Rear wheel suspension mode of electro-tricycle, vehicle body cannot be rolled flexibly, easily be made when turning round so as to cause tricycle
Into rollover.
Utility model content
The defects of the purpose of this utility model is in the electro-tricycle prior art provides a kind of rocker-arm balance
Suspension, outside tire earth-grasping force is inadequate when rolling dumb and body roll system solves the problem electro-tricycle vehicle body
Problem.
To achieve the above object, the technical solution of the utility model is to provide a kind of rocker-arm equalizing suspension system, including：
Chain stay afterwards；
Rocking arm shaft housing and rocker arm shaft, rocking arm shaft housing are fixedly installed in the upper surface of described rear chain stay one end, rocker arm shaft
It is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing, one end of rocker arm shaft is arranged in rocking arm shaft housing
It chamber and is connect by bearing with rocker arm shaft housing into rotation；
Rocking arm is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing, one end of each rocking arm
It is fixedly connected with the other end of the rocker arm shaft, each rocking arm upper surface centre position is also equipped with stent, each branch vertically
It is horizontal on frame to be equipped with connecting rod, the other end of each rocking arm and the output axis connection of wheel hub；
The rear chain stay is fixed on the rocker arm shaft shell one end in lever, intermediate position, the lever both ends
It is fixed in the connecting rod by self-lubricating rod end spherical plain respectively.
In order to install rocking arm shaft housing and lever, the utility model preferred embodiment is the rear chain stay packet
The more crossbeams for being arranged in parallel and at interval two longerons and being vertical between two longerons are included, set on longeron one end
The crossbeam centre position is fixed with connecting rod, and rocking arm shaft housing is fixedly installed in the longeron close to the upper of the connecting rod side
Surface, lever, intermediate position are fixed on the connecting rod.
In order to which car weight is acted on by lever and self-lubricating rod end spherical plain on the rocking arm of left and right, preferably
Technical solution is, the lever include the journal stirrup for being fixed at the lever both ends and set on the lever centre position and
With the through-hole of connecting rod cooperation, the lever is flexibly connected by through-hole with the connecting rod, and the journal stirrup passes through bolt and self-lubricating
Spherical plain bearing rod end connects.
It is connected for convenience with rocking arm shaft housing, preferred technical solution is that the rocker arm shaft is connect with rocking arm shaft housing
One end be equipped with bearing installation position, the other end be equipped with boss.
In order to which radial load, axial load or radially, axially simultaneous joint load can be born, preferably
Technical solution is, the self-lubricating rod end spherical plain include the first oscillating bearing being flexibly connected with connecting rod and with branch
The second joint bearing that ear is connected and connect by screw thread with the first oscillating bearing.
In order to make its easy to install and use, preferred technical solution is that first oscillating bearing includes annulus, fixation is set
Rod end in annulus one end, the annulus centre position are embedded with bearing, and the rod end is set as being equipped with externally threaded screw rod, described
First oscillating bearing is sheathed on by mounting hole among bearing in connecting rod.The second joint bearing includes annulus, fixation is set
Rod end in annulus one end, the annulus centre position are embedded with bearing, are equipped among the rod end and coordinate with rod end external screw thread
Internal thread, the second joint bearing connect by mounting hole among bearing with journal stirrup.
Technical solutions of the utility model have the following advantages that：
1. rocker-arm equalizing suspension system provided by the utility model, equipped with rocking arm, connecting rocker arm axis and rear-wheel hub make wheel hub
With the up and down motion of rocking arm axis center work circumferentially；
2. rocker-arm equalizing suspension system provided by the utility model equipped with lever, makes electro-tricycle traveling be uneven
Road surface or during turning, side trailing wheel rocking arm moves downward, and the centre position of lever is fixed on rear chain stay, one end of lever to
Lower movement, then opposite side move upwards, so as to move upwards opposite side trailing wheel rocking arm, so as to which two wheels be made to keep identical
Earth-grasping force, vehicle body held stationary state；
3. rocker-arm equalizing suspension system provided by the utility model equipped with rear chain stay, makes suspension pass through rear chain stay and subtract
Shake device is connect with vehicle frame.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the rocker-arm equalizing suspension system structure diagram that the utility model embodiment provides；
Fig. 2 is the vertical view of rocker-arm equalizing suspension system shown in FIG. 1；
Fig. 3 is the connection diagram between rocking arm shaft housing and rear chain stay, rocking arm in Fig. 1；
Fig. 4 is the connection diagram between lever and rocking arm in Fig. 1；
Fig. 5 is the connection diagram between rocking arm shaft housing and rear chain stay, rocking arm, lever in Fig. 1；
Fig. 6 is the structure diagram of the first oscillating bearing in Fig. 1；
Fig. 7 is the structural representation of second joint bearing in Fig. 1.
In figure：1：Chain stay afterwards；2：Rocking arm shaft housing；3：Rocking arm；4：Lever；5：Wheel hub；6：Connecting rod；7：Self-lubricating rod end
Oscillating bearing；1-1：Longeron；1-2：Crossbeam；1-21：Connecting rod；2-1：Rocker arm shaft；3-1：Stent；4-1：Journal stirrup；4-2：Through-hole；7-
1：First oscillating bearing；7-2：Second joint bearing；7-11：Annulus；7-12：Rod end；7-13：Bearing；7-21：Annulus；7-22：
Rod end；7-23：Bearing.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " first ", " second " are only used for description purpose, and
It is not intended that instruction or hint relative importance.It is in addition, involved in the utility model different embodiments disclosed below
And technical characteristic can be combined with each other as long as they do not conflict with each other.
As shown in Figures 1 to 7, a kind of rocker-arm equalizing suspension system provided by the utility model, including：
Chain stay 1 afterwards；
Rocking arm shaft housing 2 and rocker arm shaft 2-1, rocking arm shaft housing 2 are fixedly installed in the upper surface of described rear 1 one end of chain stay,
Rocker arm shaft 2-1 is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing 2, and one end of rocker arm shaft 2-1 is worn
It is rotatablely connected in 2 inner cavity of rocking arm shaft housing and by bearing and rocking arm shaft housing 2；
Rocking arm 3 is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing 2, and the one of each rocking arm 3
End is fixedly connected with the other end of the rocker arm shaft 2-1, and each 3 upper surface centre position of rocking arm is also equipped with stent 3-1 vertically,
It is horizontal on each stent 3-1 to be equipped with connecting rod 6, the other end of each rocking arm 3 and the output axis connection of wheel hub 5；
The rear chain stay 1 is fixed on described 2 one end of rocking arm shaft housing in lever 4, intermediate position, the lever 4
Both ends are fixed on by self-lubricating rod end spherical plain 7 in the connecting rod 6 respectively.
In order to install rocking arm shaft housing and lever, the utility model preferred embodiment is that the rear chain stay 1 wraps
The more crossbeam 1-2 for being arranged in parallel and at interval two longeron 1-1 and being vertical between two longeron 1-1 are included, set on vertical
The crossbeam 1-2 centre positions of beam 1-1 one end are fixed with connecting rod 1-21, and rocking arm shaft housing 2 is fixedly installed in the longeron
1-1 is fixed on close to the upper surface of the connecting rod 1-21 sides, lever 4, intermediate position on the connecting rod 1-21.
In order to which car weight is acted on by lever and self-lubricating rod end spherical plain on the rocking arm of left and right, this practicality
Novel preferred embodiment is that the lever 4 includes being fixed at the journal stirrup 4-1 at 4 both ends of lever and set on described
4 centre position of lever and the through-hole 4-2 coordinated with connecting rod 1-21, the lever 4 pass through through-hole 4-2 and connecting rod 1-21 activities
Connection, the journal stirrup 4-1 are connect by bolt with self-lubricating rod end spherical plain 7.
It is connected for convenience with rocking arm shaft housing, the utility model preferred embodiment is that the rocker arm shaft 2-1 is with shaking
One end that arm axle housing 2 connects is equipped with bearing installation position, and the other end is equipped with boss.
In order to which radial load, axial load or radially, axially simultaneous joint load, this practicality can be born
Novel preferred embodiment is that the self-lubricating rod end spherical plain 7 includes the first joint shaft being flexibly connected with connecting rod 6
The second joint bearing 7-2 for holding 7-1 and being connect with the first oscillating bearing 7-1 by screw thread and being connect with journal stirrup 4-1.
In order to make its easy to install and use, the utility model preferred embodiment is the first oscillating bearing 7-1 packets
Annulus 7-11, the rod end 7-12 for being fixed at annulus 7-11 one end are included, the annulus 7-11 centre positions are embedded with bearing 7-13,
The rod end 7-12 is set as being equipped with externally threaded screw rod, and the first oscillating bearing 7-1 passes through mounting hole set among bearing 7-13
In connecting rod 6.The second joint bearing 7-2 includes annulus 7-21, the rod end 7-22 for being fixed at annulus 7-21 one end,
The annulus 7-21 centre positions are embedded among bearing 7-23, the rod end 7-22 and are equipped with what is coordinated with rod end 7-12 external screw threads
Internal thread, the second joint bearing 7-2 are connect by mounting hole among bearing 7-23 with journal stirrup 4-1.
The operation principle and process of the rocker-arm equalizing suspension system be：
1. suspension connect connection with vehicle frame by damper, rear chain stay, after car weight is acted on by damper
On chain stay, the rocking arm of the left and right sides is fixed on by rocker arm shaft, rocking arm shaft housing on rear chain stay, and left and right rocking arm end connects respectively
Wheel hub, and the lever that left and right rocking arm centre position is fixed on by self-lubricating rod end spherical plain and centre position on rear chain stay connects
It connects, the gravity on lever is acted on by the self-lubricating rod end spherical plain of the left and right sides on the rocking arm of left and right, the drive on each wheel hub
Dynamic motor driving wheel hub rotation；
2. when electro-tricycle straight-line travelling is on rugged road surface, if left side road surface is lower than the right, left rear wheel shakes
Arm moves downward, and the centre position of lever is fixed on rear chain stay, and one end of lever moves downward, then opposite side moves upwards,
So as to move upwards off hind wheel rocking arm, the earth-grasping force so as to which two wheels be made to keep identical, vehicle body center of gravity is lower, and vehicle body is kept
Plateau；
3. when electro-tricycle is when turning left turn, driver manipulates vehicle body toward left side, and the rocking arm for making left side is upward
Movement, the centre position of lever are fixed on rear chain stay, and one end of lever moves upwards, then opposite side moves downward, so as to make
The rocking arm on the right moves downward, on tire of the gravity that vehicle body is pressed on the tire of left side by lever transmission to right side, so as to
The earth-grasping force for keeping two tires the same, will not turn on one's side.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (9)
1. a kind of rocker-arm equalizing suspension system, which is characterized in that including：
Chain stay (1) afterwards；
Rocking arm shaft housing (2) and rocker arm shaft (2-1), rocking arm shaft housing (2) are fixedly installed in the upper table of described rear chain stay (1) one end
Face, rocker arm shaft (2-1) are set as two groups and correspond the both ends that distribution is set to rocking arm shaft housing (2), rocker arm shaft (2-1)
One end is arranged in rocking arm shaft housing (2) inner cavity and is rotatablely connected by bearing and rocking arm shaft housing (2)；
Rocking arm (3) is set as two groups and corresponds the both ends that distribution is set to rocking arm shaft housing (2), each rocking arm (3)
One end is fixedly connected with the other end of the rocker arm shaft (2-1), and each rocking arm (3) upper surface centre position is also equipped with branch vertically
Frame (3-1), horizontal on each stent (3-1) to be equipped with connecting rod (6), the other end of each rocking arm (3) is defeated with wheel hub (5)
Go out axis connection；
The rear chain stay (1) is fixed on described rocking arm shaft housing (2) one end in lever (4), intermediate position, the lever
(4) both ends are fixed on by self-lubricating rod end spherical plain (7) in the connecting rod (6) respectively.
2. rocker-arm equalizing suspension system according to claim 1, which is characterized in that it is described after chain stay (1) including it is parallel and
Two longerons (1-1) and more crossbeams (1-2) being vertical between two longerons (1-1) every setting, set on longeron
The crossbeam (1-2) centre position of (1-1) one end is fixed with connecting rod (1-21), and rocking arm shaft housing (2) is fixedly installed in institute
Longeron (1-1) is stated close to the upper surface of the connecting rod (1-21) side, the connecting rod (1- is fixed in lever (4) intermediate position
21) on.
3. rocker-arm equalizing suspension system according to claim 1, which is characterized in that the lever (4) is including being fixed at
State the journal stirrup (4-1) at lever (4) both ends and the through-hole coordinated set on the lever (4) centre position and with connecting rod (1-21)
(4-2), the lever (4) are flexibly connected by through-hole (4-2) with the connecting rod (1-21), and the journal stirrup (4-1) passes through bolt
It is connect with self-lubricating rod end spherical plain (7).
4. rocker-arm equalizing suspension system according to claim 1, which is characterized in that the rocking arm shaft housing (2) is set as cylinder
Body, inner cavity are equipped with multiple bearing installation positions.
5. rocker-arm equalizing suspension system according to claim 1, which is characterized in that the rocker arm shaft (2-1) and rocking arm axle housing
One end of body (2) connection is equipped with bearing installation position, and the other end is equipped with boss.
6. rocker-arm equalizing suspension system according to claim 1, which is characterized in that the self-lubricating rod end spherical plain (7)
It is connect including the first oscillating bearing (7-1) being flexibly connected with connecting rod (6) and with journal stirrup (4-1) and by screw thread and
The second joint bearing (7-2) of one oscillating bearing (7-1) connection.
7. rocker-arm equalizing suspension system according to claim 6, which is characterized in that first oscillating bearing (7-1) includes
Annulus (7-11), the rod end (7-12) for being fixed at annulus (7-11) one end, annulus (7-11) centre position are embedded with axis
It holds (7-13), the rod end (7-12) is set as being equipped with externally threaded screw rod, and first oscillating bearing (7-1) passes through bearing (7-
13) intermediate mounting hole is sheathed in connecting rod (6).
8. rocker-arm equalizing suspension system according to claim 6, which is characterized in that the second joint bearing (7-2) includes
Annulus (7-21), the rod end (7-22) for being fixed at annulus (7-21) one end, annulus (7-21) centre position are embedded with axis
It holds (7-23), the internal thread coordinated with rod end (7-12) external screw thread, the second joint axis is equipped among the rod end (7-22)
(7-2) is held to connect with journal stirrup (4-1) by the intermediate mounting hole of bearing (7-23).
9. rocker-arm equalizing suspension system according to claim 1, which is characterized in that the rocker arm shaft (2-1), rocking arm (3) and
Wheel hub (5), is set as two and is to be symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721516111.3U CN207523392U (en) | 2017-11-14 | 2017-11-14 | Rocker-arm equalizing suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721516111.3U CN207523392U (en) | 2017-11-14 | 2017-11-14 | Rocker-arm equalizing suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207523392U true CN207523392U (en) | 2018-06-22 |
Family
ID=62582744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721516111.3U Active CN207523392U (en) | 2017-11-14 | 2017-11-14 | Rocker-arm equalizing suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207523392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606505A (en) * | 2018-11-16 | 2019-04-12 | 江苏长虹智能装备股份有限公司 | A kind of automatic transporting machine people |
-
2017
- 2017-11-14 CN CN201721516111.3U patent/CN207523392U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606505A (en) * | 2018-11-16 | 2019-04-12 | 江苏长虹智能装备股份有限公司 | A kind of automatic transporting machine people |
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