CN106671717B - The spring assembly of vehicle and its suspension, suspension - Google Patents
The spring assembly of vehicle and its suspension, suspension Download PDFInfo
- Publication number
- CN106671717B CN106671717B CN201510765871.7A CN201510765871A CN106671717B CN 106671717 B CN106671717 B CN 106671717B CN 201510765871 A CN201510765871 A CN 201510765871A CN 106671717 B CN106671717 B CN 106671717B
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- Prior art keywords
- spring
- supporting portion
- suspension
- spring supporting
- length direction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/021—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a coil spring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of vehicle and its spring assembly of suspension, suspension, which includes：Bearing spring, including upper and lower bearing spring；Spring supporting portion, it is included in the upper and lower spring supporting portion that several positions are detachably fixed connection, so that the length in the spring supporting portion is adjustable, the upper bearing spring, upper spring supporting portion, lower spring supporting portion, lower suspension spring are set gradually on the length direction in spring supporting portion, one end of the upper bearing spring is used to coordinate with vehicle body with the cooperation of upper spring supporting portion, the other end, and one end and the cooperation of lower spring supporting portion, the other end of the lower suspension spring are used to coordinate with the vehicle bridge on chassis；When the length in the spring supporting portion changes, the deformation quantity of the upper and lower bearing spring can change.It can realize that the pretightning force of bearing spring is adjustable and quick, convenient dismounting using the spring assembly in technical solution of the present invention.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of vehicle and its spring assembly of suspension, suspension.
Background technology
Complicated variation often occurs for road conditions and operating mode in vehicle travel process, in these different road conditions and operating mode
Under, when road surface passes to the power and excessive torque of suspension by tire, easily causes the vibration of vehicle body and excessively roll, and then make to drive
The riding comfort of the person of sailing and passenger are affected.Suspension on vehicle can give full play to the effect for mitigating road shocks, reduce
Vehicular vibration ensures the normally travel of vehicle.
Suspension is generally made of bearing spring, damper and guiding mechanism three parts, during suspension design, in order to simultaneous
The comfort and handling stability on chassis, and the requirement of comprehensive different road conditions and operating mode to suspension are cared for, can determine whether one of bearing spring
Optimum preload value.
However, the pretightning force of bearing spring is then not easy to be adjusted according to actual condition once it is determined that getting off, it is difficult to each
The superior function on chassis is set fully to be played under kind road conditions and operating mode.In addition, the dismounting of existing bearing spring is more inconvenient,
Special purpose pressing machine need to be used.
Invention content
The problem to be solved in the present invention is：The pretightning force of bearing spring is non-adjustable in existing suspension, and dismounts inconvenience.
To solve the above problems, the present invention provides a kind of spring assemblies of suspension, including：
Bearing spring, including upper and lower bearing spring；
Spring supporting portion, including several positions in the longitudinal direction are detachably fixed the upper and lower spring supporting portion of connection,
So that the length in the spring supporting portion is adjustable, the upper bearing spring, upper spring supporting portion, lower spring supporting portion, lower suspension
Spring is set gradually in the length direction, and one end of the upper bearing spring is used with the cooperation of upper spring supporting portion, the other end
Coordinate in vehicle body, one end and the cooperation of lower spring supporting portion, the other end of the lower suspension spring are used to match with the vehicle bridge on chassis
It closes；
When the length in the spring supporting portion changes, the deformation quantity of the upper and lower bearing spring can change.
Optionally, described be detachably fixed is connected as screw thread pair connection, described in relative rotation when upper and lower spring supporting portion,
The upper and lower spring supporting portion can be relatively moved along the length direction, so that the length in the spring supporting portion is adjustable.
Optionally, further include：Worm screw, the axial direction of the worm screw are vertical with the length direction；
One in the upper and lower spring supporting portion is equipped with the worm gear engaged with the worm screw, the axial direction side of the worm gear
To parallel with the length direction；
It rotates the worm screw when worm screw and drives the worm gear rotation, the upper and lower spring supporting portion is along the length
Direction relatively moves.
Optionally, the hole wall of the centre bore of the worm gear is equipped with internal thread；
The upper spring supporting portion is equipped with the worm gear, and the worm gear is located at the upper spring supporting portion in the length side
Upward end, the lower spring supporting portion stretch into end in the length direction in the centre bore and are equipped with outer spiral shell
Line；Alternatively, the lower spring supporting portion is equipped with the worm gear, the worm gear is located at the lower spring supporting portion in the length side
Upward end, the upper spring supporting portion stretch into end in the length direction in the centre bore and are equipped with outer spiral shell
Line；
The internal thread constitutes the screw thread pair with external screw thread.
Optionally, further include：First and second gear of engagement, axial direction and the length side of first and second gear
To parallel, the first gear is arranged on one in the upper and lower spring supporting portion；
It rotates the second gear when second gear and drives the first gear rotation, the upper and lower spring supporting
Portion is relatively moved along the length direction.
Optionally, the upper bearing spring is helical spring.
Optionally, the upper spring supporting portion is equipped with upper support plate, the end face of the upper support plate and upper bearing spring phase
It supports and is equipped with：Upper annular outer platform and upper annular inner convex platform, the upper annular inner convex platform are located in upper annular outer platform, and along diameter
It is arranged to interval, one end of the upper bearing spring is located in the spaced radial between upper annular outer platform, upper annular inner convex platform.
Optionally, the upper spring supporting portion further includes：With the upper support plate in the length direction backwards to upper outstanding
The upper support column and several upper reinforcing ribs of the surface fixed setting of frame spring, several upper reinforcing ribs are along around upper support column
The setting of direction interval, and be fixedly installed with the upper support column and upper support plate.
Optionally, the upper support plate is equipped with the lightening hole of several circumferentially spaced settings, and the lightening hole is located at described
The radial outside of upper annular outer platform.
Optionally, the lower suspension spring is helical spring.
Optionally, the lower spring supporting portion is equipped with lower support plate, end face and the lower suspension spring phase of the lower support plate
It supports and is equipped with：Lower annular outer platform and lower annular inner convex platform, the lower annular inner convex platform are located in lower annular outer platform, and along diameter
It is arranged to interval, one end of the lower suspension spring is located in the spaced radial between lower annular outer platform, lower annular inner convex platform.
Optionally, the lower spring supporting portion further includes：With the lower support plate in the length direction backwards to lower outstanding
The lower support column and several lower reinforcing ribs of the surface fixed setting of frame spring, several lower reinforcing ribs are along around lower support column
The setting of direction interval, and be fixedly installed with the lower support column and lower support plate.
Optionally, the lower support plate is equipped with the lightening hole of several circumferentially spaced settings, and the lightening hole is located at described
The radial outside of lower annular outer platform.
In addition, the present invention also provides a kind of suspensions comprising the spring assembly of any of the above-described suspension.
In addition, the present invention also provides a kind of vehicles comprising above-mentioned suspension, the other end and vehicle of the upper bearing spring
Body coordinates, and the other end of the lower suspension spring and the vehicle bridge on chassis coordinate.
Compared with prior art, technical scheme of the present invention has the following advantages：
Several positions of the upper spring supporting portion and lower spring supporting portion in spring supporting portion in the longitudinal direction are detachably solid
Fixed connection so that the length in the spring supporting portion is adjustable.By adjusting above between spring supporting portion and lower spring supporting portion
It is detachably fixed link position, the length in the spring supporting portion can be changed so that the above shape of bearing spring, lower suspension spring
Variable can change, so as to adjust the pretightning force of bearing spring.In addition, when installing bearing spring, can first adjust
Link position is detachably fixed between spring supporting portion and lower spring supporting portion so that the length in the spring supporting portion on section
Reach minimum value, be then directly loadable into bearing spring and lower suspension spring, then adjusts spring supporting portion and lower spring again
It is detachably fixed link position between support portion, so that the length increase in the spring supporting portion, to realize bearing spring
Quick and convenient installation.In addition, when dismantling bearing spring, can first adjust spring supporting portion and lower spring supporting portion it
Between be detachably fixed link position so that the length in the spring supporting portion reaches minimum value, then directly dismantles upper suspension
Spring and lower suspension spring, to realize the quick and convenient dismounting of bearing spring.
Description of the drawings
Fig. 1 is the stereogram of the spring assembly of suspension in one embodiment of the present of invention；
Fig. 2 is the stereogram exploded view of the spring assembly of suspension shown in Fig. 1；
Fig. 3 be suspension shown in Fig. 2 spring assembly in upper spring supporting portion stereogram；
Fig. 4 be suspension shown in Fig. 2 spring assembly in lower spring supporting portion stereogram.
Specific implementation mode
To make the above purposes, features and advantages of the invention more obvious and understandable, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.In the inventive solutions, described to refer to above and below：By the spring assembly of suspension
Apply when on vehicle, be under being closer to ground in the short transverse of vehicle, further from ground on.
As shown in Figure 1, the spring assembly of the suspension of the present embodiment includes by upper spring supporting portion 3 and lower spring supporting portion 5
The spring supporting portion of composition and the bearing spring being made of upper bearing spring 2 and lower suspension spring 6.Upper bearing spring 2, on
Spring supporting portion 3, lower spring supporting portion 5, lower suspension spring 6 are set gradually along direction C, and definition direction C is the spring supporting
The length direction in portion.One end of upper bearing spring 2 coordinates with upper spring supporting portion 3, and the other end is used for and the top tray 1 on vehicle body
Cooperation, one end of lower suspension spring 6 coordinate with lower spring supporting portion 5, and the other end with the lower tray 7 in the vehicle bridge of chassis for matching
It closes.In the present embodiment, the cooperation refers to that two components offset along direction C, and in other embodiments, the cooperation can also
Refer to two component connections.
Several positions of upper spring supporting portion 3 and lower spring supporting portion 5 on length direction C are detachably fixed connection, make
The length for obtaining the spring supporting portion is adjustable.It is upper detachable solid between spring supporting portion 3 and lower spring supporting portion 5 by adjusting
Determine link position, the length in the spring supporting portion can be changed so that upper bearing spring 2, the deformation quantity of lower suspension spring 6 are equal
It can change, so as to adjust the pretightning force of bearing spring.It is described that be detachably fixed connection refer to not damaging upper spring
Being fixedly connected for upper spring supporting portion 3 and lower spring supporting portion 5 can be released under the premise of support portion 3 and lower spring supporting portion 5
State.
In addition, when installing bearing spring, can first adjust between spring supporting portion 3 and lower spring supporting portion 5 can
Dismounting is fixedly connected with position so that the length in the spring supporting portion reaches minimum value, is then directly loadable into 2 He of bearing spring
Lower suspension spring 6 then adjusts and is detachably fixed link position between spring supporting portion 3 and lower spring supporting portion 5 again, with
The length increase for making the spring supporting portion, to realize the quick and convenient installation of bearing spring.
In addition, when dismantling bearing spring, can first adjust between spring supporting portion 3 and lower spring supporting portion 5 can
Dismounting is fixedly connected with position so that the length in the spring supporting portion reaches minimum value, then directly dismantles 2 He of upper bearing spring
Lower suspension spring 6, to realize the quick and convenient dismounting of bearing spring.
In the present embodiment, being detachably fixed between upper spring supporting portion 3 and lower spring supporting portion 5 is connected as screw thread pair
Connection, spring supporting portion 3 and when lower spring supporting portion 5 in relative rotation, upper spring supporting portion 3 and lower spring supporting portion 5 can edges
Length direction C relative movement, the length in the spring supporting portion change so that bear against upper spring supporting portion 3, under
The deformation quantity of upper bearing spring 2, lower suspension spring 6 in spring supporting portion 5 can change, so as to adjust suspension bullet
The pretightning force of spring.
In addition, when installing bearing spring, can spring supporting portion 3 and lower spring supporting portion 5 in first relative rotation, make
Spring supporting portion 3 and lower spring supporting portion 5 relatively move supreme spring supporting portion 3 against upper bearing spring 2 end face S1 under
The distance between the end face S2 of spring supporting portion 5 against lower suspension spring 6 reaches minimum value, and (i.e. the length in spring supporting portion reaches
It is minimum), it is then directly loadable into bearing spring 2 and lower suspension spring 6, then spring supporting portion 3 and lower bullet in relative rotation again
Spring support portion 5, so that upper spring supporting portion 3 and lower spring supporting portion 5 relatively move supreme spring supporting portion 3 against upper suspension bullet
The end face S1 of spring 2 increases (i.e. spring supporting portion with lower spring supporting portion 5 against the distance between end face S2 of lower suspension spring 6
Length increase), to realize the quick and convenient installation of bearing spring.
In addition, when dismantling bearing spring, can spring supporting portion 3 and lower spring supporting portion 5 in first relative rotation, make
Spring supporting portion 3 and lower spring supporting portion 5 relatively move supreme spring supporting portion 3 against upper bearing spring 2 end face S1 under
The distance between the end face S2 of spring supporting portion 5 against lower suspension spring 6 reaches minimum value, and (i.e. the length in spring supporting portion reaches
It is minimum), upper bearing spring 2 and lower suspension spring 6 are then directly dismantled, to realize the quick and convenient dismounting of bearing spring.
All parts concrete structure in the spring assembly of the suspension of the present embodiment is described in detail below.
As shown in Fig. 2, upper bearing spring 2 and lower suspension spring 6 are helical spring.In other embodiments, upper suspension
Spring 2 and lower suspension spring 6 or other kinds of spring.
Upper spring supporting portion 3 is equipped with upper support plate 30, and the upper support plate 30 and end face S1 that upper bearing spring 2 offsets is equipped with upper
Annular outer platform 31 and upper annular inner convex platform 32, it is interior and radially spaced set that upper annular inner convex platform 32 is located at upper annular outer platform 31
It sets.Upper bearing spring 2 is located in the spaced radial between upper annular outer platform 31, upper annular inner convex platform 32, and upper support plate 30 is
Upper bearing spring 2 provides axial support, and upper annular outer platform 31 and upper annular inner convex platform 32 are that upper bearing spring 2 provides radial limit
Position.Upper support plate 30 is equipped with the lightening hole 36 of several circumferentially spaced settings, the weight for mitigating entire spring assembly.Loss of weight
Hole 36 is located at the radial outside of upper annular outer platform 31.
Upper support plate 30 is fixedly installed 33 He of upper support column on length direction C backwards to the surface S3 of upper bearing spring 2
Several upper reinforcing ribs 34, several upper reinforcing ribs 34 are arranged along around the direction interval of upper support column 33, and with upper support column 33
It is fixedly installed with upper support plate 30.Upper support plate 30 can be connected to be formed with upper support column 33 by several upper reinforcing ribs 34
Reinforcement structure.
In conjunction with shown in Fig. 2 to Fig. 3, in a particular embodiment, upper support plate 30, upper annular outer platform 31, upper annular convex
Platform 32, upper support column 33 are rounded, and the diameter of upper support plate 30 is more than outer diameter, the upper support column 33 of upper annular outer platform 31
Diameter.Upper reinforcing rib 34 is triangular in shape.Certainly, in other embodiments, in upper spring supporting portion 3 all parts shape
There can be other deformations.
Axial one end (i.e. end of the spring supporting portion 3 on length direction C) of upper support column 33 in upper spring supporting portion 3
Equipped with worm gear 35, the axial direction of worm gear 35 is parallel with length direction C, and the hole wall of the centre bore of worm gear 35 is equipped with internal thread 37.
Worm gear 35 is engaged with worm screw 4, and the axial direction of worm screw 4 is vertical with length direction C.Worm screw 4 is for being installed in rotation on vehicle body
Lower section (not shown), specific installation site need to be set according to the concrete structure of vehicle body.
In conjunction with shown in Fig. 2 and Fig. 4, lower spring supporting portion 5 is equipped with lower support plate 50, lower support plate 50 and lower suspension spring 6
The end face S2 to offset is equipped with lower annular outer platform 51 and lower annular inner convex platform 52, and lower annular inner convex platform 52 is located at lower annular outer platform
51 interior and radially spaced settings.Lower suspension spring 6 is located between the radial direction between lower annular inner convex platform 52, lower annular outer platform 51
Every interior, lower support plate 50 is that lower suspension spring 6 provides axial support, and lower annular outer platform 51 and lower annular inner convex platform 52 are lower outstanding
Frame spring 6 provides radial limit.Lower support plate 50 is equipped with the lightening hole 56 of several circumferentially spaced settings, for mitigating entire bullet
The weight of spring device, lightening hole 56 are located at the radial outside of lower annular outer platform 51.
Lower support plate 50 is fixedly installed 53 He of lower support column on length direction C backwards to the surface S4 of lower suspension spring 6
Several lower reinforcing ribs 54, several lower reinforcing ribs 54 are arranged along around the direction interval of lower support column 53, and with lower support column 53
It is fixedly installed with lower support plate 50.Lower support plate 50 can be connected to be formed with lower support column 53 by several lower reinforcing ribs 54
Reinforcement structure.
In a particular embodiment, lower support plate 50, lower annular outer platform 51, lower annular inner convex platform 52, lower support column 53 are equal
It is rounded, and the diameter of lower support plate 50 is more than the diameter of the outer diameter of lower annular outer platform 51, lower support column 53.Lower reinforcing rib 54
It is triangular in shape.Certainly, in other embodiments, the shape of all parts can also have other deformations in lower spring supporting portion 5.
The axial direction of the C along its length of spring supporting portion 5 (is descended in axial one end of lower support column 53 in lower spring supporting portion 5
End) it is equipped with external screw thread 57.
In conjunction with shown in Fig. 1 to Fig. 4, axial one end of lower support column 53 is inserted into the centre bore of worm gear 35, and lower support column
External screw thread 57 on 53 constitutes screw thread pair with the internal thread 37 on worm gear 35.When installing bearing spring or dismounting bearing spring,
Along direction A rotary worms 4, worm screw 4 drives worm gear 35 to be rotated along direction B, is limited it in the circumferential direction in lower spring supporting portion 5
Position is so that it is static in the circumferential, and so, upper spring supporting portion 3 can be rotated relative to lower spring supporting portion 5, in realization
C is relatively moved along its length with lower spring supporting portion 5 in spring supporting portion 3 so that goes up spring supporting portion 3 against upper bearing spring
The distance between the end face S2 of 2 end face S1 and lower spring supporting portion 5 against lower suspension spring 6 are adjusted, and then are realized outstanding
The pretightning force of frame spring is adjustable.
In the present embodiment, upper spring supporting portion 3 is equipped with supporting rack (not shown), in upper spring supporting portion 3 along length
The supporting rack follows it to move together when direction C is moved.The supporting rack is rotatably connected with upper spring supporting portion 3 so that upper bullet
When spring support portion 3 rotates, which will not follow it to rotate together.Worm screw 4 is rotatably supported on the supporting rack, when this
And then when C is moved along its length together in upper spring supporting portion 3, worm screw 4 can move together supporting rack with upper spring supporting portion 3,
When C relatively moves along its length to ensureing upper spring supporting portion 3 and lower spring supporting portion 5, worm screw 4 can always with worm gear
35 engagements.
Drive upper spring supporting portion 3 against upper suspension bullet by the worm gear mechanism being made of worm gear 35 and worm screw 4
The end face S1 of spring 2 and the distance between the end face S2 of lower spring supporting portion 5 against lower suspension spring 6 changes and can bring down
State beneficial technique effect：First, worm gear mechanism can increase torque, make spring supporting portion 3 and 5 phase of lower spring supporting portion
It is smaller to the torque needed for rotating；Upper spring supporting portion 3 against end face S1 and the lower spring supporting portion 5 of upper bearing spring 2 against
The distance between the end face S2 of lower suspension spring 6 degree of regulation is higher；The latching characteristics of worm gear mechanism can guarantee upper spring
The distance between the end face S1 of support portion 3 and the end face S2 in lower spring supporting portion 5 stability, it is ensured that the pretightning force of bearing spring exists
Holding can be stablized in vehicle travel process.
Shown in Fig. 2, the lower tray 7 in the vehicle bridge of chassis has annular outer platform 70 and annular inner convex platform 71, ring
Shape inner convex platform 71 is located in annular outer platform 70, and radially spaced setting.In a particular embodiment, annular outer platform 70 and ring
Shape inner convex platform 71 is rounded.Top tray 1 on vehicle body is identical as the structure of lower tray 7, it may have annular outer platform 10 and ring
Shape inner convex platform 11, annular inner convex platform 11 is located in annular outer platform 10, and radially spaced setting.
In conjunction with shown in Fig. 1 to Fig. 2, one end of lower suspension spring 6 is located between annular outer platform 70, annular inner convex platform 71
In spaced radial, lower tray 7 is that lower suspension spring 6 provides axial support, and annular outer platform 70, annular inner convex platform 71 are lower suspension
Spring 6 provides radial limit.One end of upper bearing spring 2 is located between the radial direction between annular outer platform 10, annular inner convex platform 11
Every interior, top tray 1 is that upper bearing spring 2 provides axial support, and annular outer platform 10, annular inner convex platform 11 are upper bearing spring 2
Radial limit is provided.
In semi-independent suspension, lower tray 7 is fixed in torsion beam.In multi-link lever suspension fork, the fixation of lower tray 7 is set
It sets on spring arm.
In first alternative of the present embodiment, upper spring supporting portion 3 and lower spring branch can be also realized by following manner
Support part 5 carries out screw thread pair connection：Worm gear 35 and axial one end of lower support column 53 equipped with internal thread 37 are fixedly installed, upper support
Axial one end of column 33 is equipped with external screw thread, and axial one end of upper support column 33 is inserted into the centre bore of worm gear 35, and upper support column
External screw thread on 33 constitutes screw thread pair with the internal thread 37 on worm gear 35.
In second alternative of the present embodiment, upper spring supporting portion 3 and lower spring branch can be also realized by following manner
Support part 5 carries out screw thread pair connection：The fixation of worm gear 35 is set on upper support column 33, and axial one end of upper support column 33 is from worm gear 35
Centre bore stretch out and be equipped with external screw thread, axial one end of lower support column 53 is equipped with groove, and the side wall of the groove is equipped with internal thread,
Upper support column 33 is equipped with externally threaded axial one end insertion and sets in female groove, and constitutes screw thread pair.Alternatively, upper support
The centre bore of axial one end from the worm gear 35 of column 33 stretches out and is equipped with groove, and the side wall of the groove is equipped with internal thread, lower support column
53 axial one end is equipped with external screw thread, and lower support column 53 is equipped with externally threaded axial one end insertion and sets in female groove,
And constitute screw thread pair.
Worm gear 35 and worm screw 4 in second alternative can also not have, and can still realize spring branch in this case
Support part 3 carries out screw thread pair with lower spring supporting portion 5 and connect, to realize that the pretightning force of bearing spring is adjustable and quick, convenient
Dismounting.
In the third alternative of the present embodiment, the worm gear mechanism being made of worm gear 35 and worm screw 4 can also be replaced
For the gear pair being made of intermeshing first and second gear.The axial direction of first and second gear is flat with length direction C
Row, the first gear are arranged on one in upper spring supporting portion 3 and lower spring supporting portion 5, and the second gear is used for
It is installed in rotation below vehicle body.It rotates the second gear when second gear and drives the first gear rotation, with
C is relatively moved along its length with lower spring supporting portion 5 in spring supporting portion 3 in realization.It can be increased by the way that the gear pair is arranged also
Torque keeps spring supporting portion 3 and the torque needed for 5 relative rotation of lower spring supporting portion smaller.In the alternative, it can incite somebody to action
The first gear is arranged much thicker than second gear, so, can ensure upper spring supporting portion 3 and lower spring supporting
When the C relative movements along its length of portion 5, first and second gear can engage always.
It should be noted that in the inventive solutions, the shape in upper spring supporting portion 3 and lower spring supporting portion 5 is simultaneously
Given embodiment is should not be limited to, as long as the two is attached by screw thread pair so that spring supporting portion 3 is under in relative rotation
When spring supporting portion 5, upper spring supporting portion 3 C can relatively move along its length with lower spring supporting portion 5.In addition, upper bullet
Spring support portion 3 carries out the specific implementation that screw thread pair is connect with lower spring supporting portion 5 and also should not be limited to given embodiment.
It should be noted that in the inventive solutions, it is removable between upper spring supporting portion and lower spring supporting portion
It unloads the mode of being fixedly connected and should not be limited to the present embodiment, as long as meeting following requirements：Upper spring supporting portion and lower spring
Support portion can be fixed in multiple positions, when the fixed position between upper spring supporting portion and lower spring supporting portion changes,
The length in spring supporting portion can change.In the given embodiment of the present invention, upper spring supporting portion is logical with lower spring supporting portion
It crosses screw thread pair to be attached, link position is detachably fixed with screw thread pair between upper spring supporting portion and lower spring supporting portion
The change of the length of action of middle external screw thread and internal thread and change.
In addition, the present invention also provides a kind of suspensions comprising the spring assembly of above-mentioned suspension.
In addition, the present invention also provides a kind of vehicles comprising above-mentioned suspension, the other end and vehicle of the upper bearing spring
Body coordinates, and the other end of the lower suspension spring and the vehicle bridge on chassis coordinate.
Although present disclosure is as above, present invention is not limited to this.Any those skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (15)
1. a kind of spring assembly of suspension, which is characterized in that including：
Bearing spring, including upper and lower bearing spring；
Spring supporting portion, including several positions in the longitudinal direction are detachably fixed the upper and lower spring supporting portion of connection, so that
The length in the spring supporting portion is adjustable, the upper bearing spring, upper spring supporting portion, lower spring supporting portion, lower suspension spring
Set gradually in the length direction, the cooperation of one end of the upper bearing spring and upper spring supporting portion, the other end be used for
Vehicle body coordinates, and one end and the cooperation of lower spring supporting portion, the other end of the lower suspension spring are used to coordinate with the vehicle bridge on chassis；
When the length in the spring supporting portion changes, the deformation quantity of the upper and lower bearing spring can change.
2. the spring assembly of suspension as described in claim 1, which is characterized in that described be detachably fixed is connected as screw thread pair company
It connecing, described in relative rotation when upper and lower spring supporting portion, the upper and lower spring supporting portion can be relatively moved along the length direction,
So that the length in the spring supporting portion is adjustable.
3. the spring assembly of suspension as claimed in claim 2, which is characterized in that further include：Worm screw, the axial direction side of the worm screw
To vertical with the length direction；
One in the upper and lower spring supporting portion is equipped with worm gear engage with the worm screw, the axial direction of the worm gear and
The length direction is parallel；
It rotates the worm screw when worm screw and drives the worm gear rotation, the upper and lower spring supporting portion is along the length direction
Relative movement.
4. the spring assembly of suspension as claimed in claim 3, which is characterized in that the hole wall of the centre bore of the worm gear is equipped with interior
Screw thread；
The upper spring supporting portion is equipped with the worm gear, and the worm gear is located at the upper spring supporting portion in the length direction
End, the lower spring supporting portion stretches into end in the length direction in the centre bore and is equipped with external screw thread；Or
Person, the lower spring supporting portion are equipped with the worm gear, and the worm gear is located at the lower spring supporting portion in the length direction
End, the upper spring supporting portion stretches into end in the length direction in the centre bore and is equipped with external screw thread；
The internal thread constitutes the screw thread pair with external screw thread.
5. the spring assembly of suspension as claimed in claim 2, which is characterized in that further include：First and second gear of engagement, institute
The axial direction for stating the first and second gear is parallel with the length direction, and the first gear is arranged in the upper and lower spring supporting
On one in portion；
It rotates the second gear when second gear and drives the first gear rotation, the upper and lower spring supporting portion edge
The length direction relative movement.
6. the spring assembly of suspension as claimed in claim 2, which is characterized in that the upper bearing spring is helical spring.
7. the spring assembly of suspension as claimed in claim 6, which is characterized in that the upper spring supporting portion is equipped with upper support
The end face of disk, the upper support plate offsets and is equipped with upper bearing spring：Upper annular outer platform and upper annular inner convex platform, it is described on
Annular inner convex platform is located in upper annular outer platform, and radially spaced setting, and one end of the upper bearing spring is located at upper annular
In spaced radial between outer lug boss, upper annular inner convex platform.
8. the spring assembly of suspension as claimed in claim 7, which is characterized in that the upper spring supporting portion further includes：With institute
State the upper support column and several upper reinforcements that support plate is fixedly installed backwards to the surface of upper bearing spring in the length direction
Muscle, several upper reinforcing ribs along around the direction interval of upper support column be arranged, and with the upper support column and upper support plate
Fixed setting.
9. the spring assembly of suspension as claimed in claim 7, which is characterized in that the upper support plate be equipped with it is several circumferentially between
Every the lightening hole of setting, the lightening hole is located at the radial outside of the upper annular outer platform.
10. the spring assembly of suspension as claimed in claim 2, which is characterized in that the lower suspension spring is helical spring.
11. the spring assembly of suspension as claimed in claim 10, which is characterized in that the lower spring supporting portion is equipped with lower support
The end face of disk, the lower support plate offsets and is equipped with lower suspension spring：Lower annular outer platform and lower annular inner convex platform, under described
Annular inner convex platform is located in lower annular outer platform, and radially spaced setting, and one end of the lower suspension spring is located at lower annular
In spaced radial between outer lug boss, lower annular inner convex platform.
12. the spring assembly of suspension as claimed in claim 11, which is characterized in that the lower spring supporting portion further includes：With
Lower support column that the lower support plate is fixedly installed backwards to the surface of lower suspension spring in the length direction and it is several lower plus
Strengthening tendons, several lower reinforcing ribs along around lower support column direction interval be arranged, and with the lower support column and lower support
Disk is fixedly installed.
13. the spring assembly of suspension as claimed in claim 11, which is characterized in that the lower support plate be equipped with it is several circumferentially
Spaced lightening hole, the lightening hole are located at the radial outside of the lower annular outer platform.
14. a kind of suspension, which is characterized in that include the spring assembly of claim 1 to 13 any one of them suspension.
15. a kind of vehicle, which is characterized in that including the suspension described in claim 14, the other end of the upper bearing spring with
Vehicle body coordinates, and the other end of the lower suspension spring and the vehicle bridge on chassis coordinate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765871.7A CN106671717B (en) | 2015-11-11 | 2015-11-11 | The spring assembly of vehicle and its suspension, suspension |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510765871.7A CN106671717B (en) | 2015-11-11 | 2015-11-11 | The spring assembly of vehicle and its suspension, suspension |
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| CN106671717A CN106671717A (en) | 2017-05-17 |
| CN106671717B true CN106671717B (en) | 2018-11-02 |
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| CN201510765871.7A Active CN106671717B (en) | 2015-11-11 | 2015-11-11 | The spring assembly of vehicle and its suspension, suspension |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102017221438A1 (en) * | 2017-11-29 | 2019-05-29 | Deere & Company | Cab suspension for a commercial vehicle |
| CN115468453A (en) * | 2022-08-31 | 2022-12-13 | 南京工程学院 | Adjustable self-pretightening armature for electromagnetic track launching |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08332822A (en) * | 1995-06-08 | 1996-12-17 | Isuzu Motors Ltd | Car height adjusting mechanism |
| IT1285314B1 (en) * | 1996-03-13 | 1998-06-03 | Iveco Fiat | LEVELING SUSPENSION DEVICE FOR TRUCK CAB |
| JP3626327B2 (en) * | 1997-06-27 | 2005-03-09 | カヤバ工業株式会社 | Reference position detection structure |
| DE102007051299B4 (en) * | 2007-03-14 | 2010-07-01 | Audi Ag | Height adjustment device for motor vehicles |
| DE102007051971B4 (en) * | 2007-10-31 | 2010-09-16 | Audi Ag | Adjustment device for suspension devices |
| DE102008053617A1 (en) * | 2008-10-29 | 2010-05-06 | Audi Ag | Suspension for motor vehicles |
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