CN109955668A - A kind of vehicle balance suspension assembly structure - Google Patents
A kind of vehicle balance suspension assembly structure Download PDFInfo
- Publication number
- CN109955668A CN109955668A CN201910280227.9A CN201910280227A CN109955668A CN 109955668 A CN109955668 A CN 109955668A CN 201910280227 A CN201910280227 A CN 201910280227A CN 109955668 A CN109955668 A CN 109955668A
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- China
- Prior art keywords
- balance shaft
- vehicle
- balance
- leaf spring
- bridge
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Classifications
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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
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/11—Leaf spring
- B60G2202/112—Leaf spring longitudinally arranged
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of vehicle balance suspension assembly structures, using vehicle frame as the supporting body of suspension system, vehicle bridge upper end is fixed on by bridge end assembly in leaf spring both ends, using setting structure in balance shaft, leaf spring is installed on to the lower end of balance shaft housing, in the case that height distance between vehicle bridge and vehicle frame is certain, make the size of trunnion base, weight can achieve optimal, reduce kerb weight, simultaneously in carrying, weight is transferred to balance shaft housing by vehicle frame, it is transferred to leaf spring again, vehicle bridge, it reduces and is fixedly connected with stress condition between balance shaft housing and leaf spring, it is not influenced by load capacity, greatly improve its reliability and service life；Leaf spring and vehicle frame are rotatablely connected by the present apparatus using balance shaft shaft end assembly, with the adaptive ability of conventional balanced suspension uneven road surface, it increases and relatively rotates height between two vehicle bridge, can adapt to complicated cross-country road, structure is simple, light-weight, generalization degree is high.
Description
Technical field
The present invention relates to a kind of leaf spring equalizing type of suspension assembly, especially a kind of vehicle balance suspension assembly structure.
Background technique
Rigidity is larger, the lesser leaf spring pattern of dynamic deflection compared with mostly using for the suspension of trailer at present, is mainly used for preferably
The Material Transportation on road surface, it is difficult to meet requirement of the cross-country road to suspension property.And existing leaf spring equalizing type of suspension assembly
As shown in Fig. 5 conventional balanced suspension schematic diagram, mainly by balance shaft assembly 1, leaf spring 2, lower thrust rod 3, vehicle bridge 4, above push away
Power bar 5, vehicle frame 6 and U-bolt 7 form, and leaf spring 2 is installed on balance shaft assembly 1 by U-bolt 7, two sides
Cooperating respectively with the slide chair of vehicle bridge 4, no longitudinal spacing, vehicle bridge 4 is mounted on vehicle frame 6 by upper thrust rod 5, lower thrust rod 3,
The posture and motion profile of guarantee vehicle bridge simultaneously bear longitudinal direction of car, lateral various power and torque.
Due to the presence of transfer between the upper and lower vehicle frame of axle steer pulling bar trailer, there is certain difference in height, and
Forward and backward suspension is respectively arranged in lower vehicle frame and upper frame, for three axis cross-country trailers, if rear suspension directly uses the prior art
Equalizing type of suspension, transition piece size, the weight that will lead between suspension and vehicle frame are larger, influence vehicle performance, and push away
The arrangement of power linkage will be extremely difficult, larger to existing vehicle bridge and body frame structure for automotive change, and versatility is poor.
Summary of the invention
The purpose of the present invention is to provide a kind of vehicle balance suspension assembly structures, with overcome the deficiencies in the prior art.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of vehicle balance suspension assembly structure, including balance shaft shaft end assembly, leaf spring and bridge end assembly；Steel plate bullet
Vehicle bridge upper end is fixed on by bridge end assembly in spring both ends；Balance shaft shaft end assembly includes trunnion base, balance shaft and balance shaft
Balance shaft mounting hole is equipped on shell, balance shaft housing and trunnion base, balance shaft housing is turned by balance shaft and trunnion base
Dynamic connection, trunnion base are fixed on vehicle frame, and balance shaft housing is fixed on leaf spring upper end.
Further, balance shaft connect one end end with trunnion base equipped with positive stop lug boss, balance shaft and balance shaft housing
It is rotatablely connected one end end and fixation is limited by end cap.
Further, end cap is fixedly connected with balance shaft by fastening screw；Sealing cover is equipped on the outside of end cap.
Further, balance shaft is interference fitted connection with trunnion base or is fixedly connected or is rotatablely connected.
Further, axle sleeve is equipped between balance shaft and balance shaft housing.
Further, axle sleeve uses two-sided oil channel structure.
Further, trunnion base by bolt or is welded on vehicle frame；Balance shaft housing passes through the first U-bolt and steel
Flat spring is fixedly connected, and bridge end assembly is fixed in vehicle bridge by the second U-bolt.
Further, fastening bolt limiting slot is equipped on the outside of balance shaft housing.
Further, balance shaft housing and leaf spring contact surface are equipped with location hole, and leaf spring is equipped with positioning column.
Further, bridge end assembly includes bridge end assembly shell and bolt fixed plate, and bolt fixed plate includes upper mounted plate
And bottom plate, for vehicle bridge between upper mounted plate and bottom plate, leaf spring is located at bridge end assembly shell and upper mounted plate
Between, bridge end assembly shell, leaf spring and bolt fixed plate are fastened by the second U-bolt.
Compared with prior art, the invention has the following beneficial technical effects:
A kind of vehicle balance suspension assembly structure of the present invention, using vehicle frame as the supporting body of suspension system, leaf spring two
Vehicle bridge upper end is fixed on by bridge end assembly in end, and using structure is set in balance shaft, leaf spring is installed under balance shaft housing
End, in the case that the height distance between vehicle bridge and vehicle frame is certain, can achieve the size of trunnion base, weight most
It is excellent, kerb weight is reduced, while in carrying, weight is transferred to balance shaft housing by vehicle frame, then is transferred to leaf spring, vehicle
Bridge reduces the stress condition that is fixedly connected between balance shaft housing and leaf spring, is not influenced, greatly improved by load capacity
Its reliability and service life；Leaf spring and vehicle frame are rotatablely connected by the present apparatus using balance shaft shaft end assembly, have tradition
The adaptive ability of equalizing type of suspension uneven road surface increases and relatively rotates height between two vehicle bridge, can adapt to complicated cross-country road
Face, few with vehicle frame tie point, it can be achieved that modularization is installed, raising vehicle reequips adaptability, and structure is simple, light-weight, general
Change degree is high.
Further, balance shaft uses breakaway-element structure, and one end is by elastic conjunction or fixation or rotational installation in balance
In the hole of shaft stool, the other end installs axle sleeve peace weighing apparatus axle housing, makes to form rotational motion pair, axis between balance shaft housing and balance shaft
Set uses two-sided oil channel structure, when guaranteeing to have relative rotation between balance shaft housing and balance shaft, has good lubricant effect, together
When axle sleeve also can be rotated, make that it is equally loaded, improve service life.
Further, the both ends of leaf spring are fixed in vehicle bridge by bridge end assembly and the second U-bolt, are made
The position of vehicle bridge and posture change with the deformation of leaf spring, and the various power that road surface transmitting comes can be transferred to steel plate by vehicle bridge
Spring, it is final until vehicle frame, eliminates complicated thrust rod mechanism, facilitate arrangement, improve the versatility of components.
Further, balance shaft housing and leaf spring contact surface are equipped with location hole, and leaf spring is equipped with positioning column, just
It is positioned in balance shaft housing and leaf spring installation.
Further, bridge end assembly includes bridge end assembly shell and bolt fixed plate, and bolt fixed plate includes upper mounted plate
And bottom plate, for vehicle bridge between upper mounted plate and bottom plate, leaf spring is located at bridge end assembly shell and upper mounted plate
Between, bridge end assembly shell, leaf spring and bolt fixed plate are fastened by the second U-bolt, will using bridge end assembly shell
Leaf spring is fixed, and when preventing tandem axle generation tilt angle in the process of moving, leaf spring is with respect to bridge end assembly
Shell and vehicle bridge produce relative sliding, it is ensured that leaf spring and the fixed relative stability of vehicle bridge.
Detailed description of the invention
Fig. 1 is balancing stand structural schematic diagram of the present invention.
Fig. 2 is schematic diagram of the three-dimensional structure.
Fig. 3 is balance shaft structure schematic diagram of the present invention.
Fig. 4 is axle sleeve structure schematic diagram.
Fig. 5 is conventional balanced suspension schematic diagram.
Fig. 6 is bridge end assembly mounting structure schematic diagram.
Wherein, 1, balance shaft assembly；2, leaf spring；3, lower thrust rod；4, vehicle bridge；5, upper thrust rod；6, vehicle frame；7,U
Type bolt；8, balance shaft shaft end assembly；9, bridge end assembly；10, vehicle bridge；11, the first U-bolt；12, the second U-bolt；13,
Trunnion base；14, balance shaft；15, balance shaft housing；16, axle sleeve；17, end cap；18, location hole；19, positioning column；20, bridge end
Assembly shell；21, bolt fixed plate；22, backing plate；23, power transmission pin.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
As shown in Figures 1 to 4, a kind of vehicle balance suspension assembly structure, including balance shaft shaft end assembly 8, leaf spring 2
With bridge end assembly 9；10 upper end of vehicle bridge is fixed on by bridge end assembly 9 in 2 both ends of leaf spring；Balance shaft shaft end assembly 8 includes flat
Weigh shaft stool 13, balance shaft 14 and balance shaft housing 15, is equipped with balance shaft mounting hole on balance shaft housing 15 and trunnion base 13,
Balance shaft housing 15 is rotatablely connected by balance shaft 14 and trunnion base 13, and trunnion base 13 is fixed on vehicle frame 6, balance shaft
Shell 15 is fixed on 2 upper end of leaf spring；In the case that height distance between vehicle bridge 10 and vehicle frame 6 is certain, make balance shaft branch
Size, the weight of seat 13 can achieve optimal, reduce kerb weight, while in carrying, weight is transferred to balance by vehicle frame 6
Axle housing 15, then it is transferred to leaf spring 2, vehicle bridge 10, using structure is set in balance shaft, reduce balance shaft housing 15 and leaf spring
Stress condition is fixedly connected between 2, and the fixed connection place of balance shaft housing 15 and leaf spring 2 by gravity, need to only not meet flat
The pretightning force to weigh between axle housing 15 and leaf spring 2；
Balance shaft 14 connect one end end with trunnion base 13 equipped with positive stop lug boss, balance shaft 14 and 15 turns of balance shaft housing
Dynamic connection one end end is fixed by the limit of end cap 17, and end cap 17 is fixedly connected with balance shaft 14 by fastening screw；Balance shaft
14 are interference fitted connection with trunnion base 13 or are fixedly connected or are rotatablely connected；It is equipped with sealing cover on the outside of end cap 17, prevents
The only erosion of dust or rainwater to 14 end of balance shaft；
It is equipped with axle sleeve 16 between balance shaft 14 and balance shaft housing 15, makes to form rotation between balance shaft 14 and balance shaft housing 15
Kinematic pair；Axle sleeve 16 uses two-sided oil channel structure, i.e., is equipped with circumferential oil duct on 16 inner peripheral surface of axle sleeve and outer circumference surface, guarantees
When having relative rotation between balance shaft 14 and balance shaft housing 15, there is good lubricant effect, while axle sleeve 16 also can be rotated, and make
It is equally loaded, improves service life；
Supporting body of the vehicle frame 6 as suspension system, trunnion base 13 is by bolt or is welded on vehicle frame 6；Balance shaft
Shell 15 is fixedly connected by the first U-bolt 11 with leaf spring 2, so that the first U-bolt 11 is solely subjected to pretightning force, is not carried
The influence of weight greatly improves its reliability and service life；Fastening bolt limiting slot is equipped on the outside of balance shaft housing 15, convenient for the
The installation limit of one U-bolt 11, prevents 11 relative equilibrium axle housing 15 of the first U-bolt from sliding axially；Balance shaft housing 15 and steel plate
2 contact surface of spring is equipped with location hole 18, and leaf spring 2 is equipped with positioning column 19, pacifies convenient for balance shaft housing 15 and leaf spring 2
Set position；
The both ends of leaf spring 2 are fixed in vehicle bridge 10 by bridge end assembly 9 and the second U-bolt 12, make vehicle bridge 10
Position and posture change with the deformation of leaf spring 2, and the various power that road surface transmitting comes can be transferred to steel plate bullet by vehicle bridge 10
Spring 2, it is final until vehicle frame 1, eliminates complicated thrust rod mechanism, facilitate arrangement, improve the versatility of components；Such as
Shown in Fig. 6, bridge end assembly 9 include bridge end assembly shell 20 and bolt fixed plate 21, bolt fixed plate 21 include upper mounted plate and
Bottom plate, for vehicle bridge 10 between upper mounted plate and bottom plate, leaf spring 2 is located at bridge end assembly shell 20 and upper fixation
Between plate, bridge end assembly shell 20, leaf spring 2 and bolt fixed plate 21 are fastened by the second U-bolt 12；The total shelling in bridge end
Body 20 is coated on 2 outside of leaf spring, and bridge end assembly shell 20 is concave structure, and concave one side wall is equipped with opening, leaf spring 2
It is bonded inside end and bridge end assembly shell 20, leaf spring is fixed using bridge end assembly shell, prevents from running over
When tandem axle generates tilt angle in journey, leaf spring is produced relative sliding with respect to bridge end assembly shell and vehicle bridge, it is ensured that
Leaf spring and the fixed relative stability of vehicle bridge；Backing plate 22, backing plate 22 and steel plate bullet are equipped between leaf spring 2 and upper mounted plate
It is positioned between spring 2 by power transmission pin 23, the end of leaf spring 2 is equipped with downward bending part, further fixed to leaf spring 2
Position, specific 2 lowest level steel spring plate layer of leaf spring are fixed using double positioning, are further enhanced to bending part is had
Connective stability between leaf spring 2 and vehicle bridge；
It is described further with reference to the accompanying drawing to structural principle of the invention and using step:
Supporting body of the vehicle frame 6 as suspension system, trunnion base 13 is fastened by bolts on vehicle frame 6, using balance
Structure is set on axis, leaf spring 2 is installed on to the lower end of balance shaft housing 15 by the first U-bolt 11, in vehicle bridge 10 and vehicle frame 6
Between height distance it is certain in the case where, can achieve the size of trunnion base 13, weight optimal, reduce and reorganize and outfit matter
Amount, while in carrying, weight is transferred to balance shaft housing 15 by vehicle frame 6, then is transferred to leaf spring 2, vehicle bridge 6, makes first U-shaped
Bolt 11 is solely subjected to pretightning force, is not influenced by load capacity, its reliability and service life are greatly improved；Balance shaft 9 uses
Breakaway-element structure, one end by elastic conjunction or fixation or rotational installation in the hole of trunnion base 13, other end installation axle
Set 16 and balance shaft housing 15 make to form rotational motion pair between balance shaft housing 15 and balance shaft 13；Such as 16 structural representation of Fig. 4 axle sleeve
Shown in figure, axle sleeve 16 uses two-sided oil channel structure, when guaranteeing to have relative rotation between balance shaft housing 15 and balance shaft 13, has good
Good lubricant effect, while axle sleeve 16 also can be rotated, makes that it is equally loaded, improves service life；By the both ends of leaf spring 2
It is fixed in vehicle bridge 10 by bridge end assembly 9 and the second U-bolt 12, the position for making vehicle bridge 10 and posture are with leaf spring
2 deformation and change, the various power that road surface transmitting comes can be transferred to leaf spring 2 by vehicle bridge 10, final until vehicle frame 6, cancels
Complicated thrust rod mechanism, facilitates arrangement, improves the versatility of components.
The ability that such suspension frame structure pattern has conventional balanced suspension uneven road surface adaptive can adapt to complicated cross-country
Road surface, few with vehicle frame tie point, it can be achieved that modularization is installed, raising vehicle reequips adaptability, and structure is simple, light-weight, logical
It is high with degree is changed.
Claims (10)
1. a kind of vehicle balance suspension assembly structure, which is characterized in that including balance shaft shaft end assembly (8), leaf spring (2) and
Bridge end assembly (9)；Vehicle bridge (10) upper end is fixed on by bridge end assembly (9) in leaf spring (2) both ends；Balance shaft shaft end assembly
It (8) include trunnion base (13), balance shaft (14) and balance shaft housing (15), on balance shaft housing (15) and trunnion base (13)
It is equipped with balance shaft mounting hole, balance shaft housing (15) is rotatablely connected by balance shaft (14) and trunnion base (13), balance shaft
Support (13) is fixed on vehicle frame (6), and balance shaft housing (15) is fixed on leaf spring (2) upper end.
2. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that balance shaft (14) and balance
Shaft stool (13) connects one end end and is equipped with positive stop lug boss, and balance shaft (14) and balance shaft housing (15) rotation connection one end end are logical
End cap (17) limit is crossed to fix.
3. a kind of vehicle balance suspension assembly structure according to claim 2, which is characterized in that end cap (17) and balance shaft
(14) it is fixedly connected by fastening screw；Sealing cover is equipped on the outside of end cap (17).
4. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that balance shaft (14) and balance
The connection of shaft stool (13) interference fit is fixedly connected or is rotatablely connected.
5. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that balance shaft (14) and balance
Axle sleeve (16) are equipped between axle housing (15).
6. a kind of vehicle balance suspension assembly structure according to claim 5, which is characterized in that axle sleeve (16) is using two-sided
Oil channel structure.
7. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that trunnion base (13) is logical
It crosses bolt or is welded on vehicle frame (6)；Balance shaft housing (15) is fixedly connected by the first U-bolt (11) with leaf spring (2),
Bridge end assembly (9) is fastenedly connected by the second U-bolt (12) with vehicle bridge (10).
8. a kind of vehicle balance suspension assembly structure according to claim 7, which is characterized in that bridge end assembly (9) includes
Bridge end assembly shell (20) and bolt fixed plate (21), bolt fixed plate (21) include upper mounted plate and bottom plate, vehicle bridge
(10) between upper mounted plate and bottom plate, leaf spring (2) is located between bridge end assembly shell (20) and upper mounted plate,
Bridge end assembly shell (20) is coated on the outside of leaf spring (2), and bridge end assembly shell (20), leaf spring (2) and bolt are fixed
Plate (21) is fastened by the second U-bolt (12).
9. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that balance shaft housing (15) and steel
Flat spring (2) contact surface is equipped with location hole (18), and leaf spring (2) is equipped with positioning column (19).
10. a kind of vehicle balance suspension assembly structure according to claim 1, which is characterized in that balance shaft housing (15) is outside
Side is equipped with fastening bolt limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910280227.9A CN109955668B (en) | 2019-04-09 | 2019-04-09 | Vehicle balance suspension assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910280227.9A CN109955668B (en) | 2019-04-09 | 2019-04-09 | Vehicle balance suspension assembly structure |
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| Publication Number | Publication Date |
|---|---|
| CN109955668A true CN109955668A (en) | 2019-07-02 |
| CN109955668B CN109955668B (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910280227.9A Active CN109955668B (en) | 2019-04-09 | 2019-04-09 | Vehicle balance suspension assembly structure |
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| Country | Link |
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| CN (1) | CN109955668B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003036A (en) * | 2019-07-09 | 2020-04-14 | 中车长春轨道客车股份有限公司 | Landing balance suspension structure and transfer system comprising same |
| CN111152614A (en) * | 2020-01-21 | 2020-05-15 | 中国重汽集团济南动力有限公司 | Double-stage vibration reduction high-adaptability balanced suspension system |
| CN112721556A (en) * | 2021-02-03 | 2021-04-30 | 中国重汽集团济南动力有限公司 | Balanced suspension assembly |
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| CN101890889A (en) * | 2010-07-02 | 2010-11-24 | 上汽依维柯红岩商用车有限公司 | Heavy truck four-U-bolt balanced suspension |
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| CN205149442U (en) * | 2015-11-25 | 2016-04-13 | 陕西重型汽车有限公司 | Disconnected back balance suspension and adopt highway tipper of this back balance suspension |
| CN106891681A (en) * | 2017-03-15 | 2017-06-27 | 山东安博机械科技股份有限公司 | A kind of lightweight equalizing type of suspension |
| CN107323195A (en) * | 2017-06-29 | 2017-11-07 | 王本勋 | A kind of semitrailer new hitching apparatus |
| CN107521301A (en) * | 2017-07-04 | 2017-12-29 | 北汽福田汽车股份有限公司 | Equalizing type of suspension and vehicle |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007009470A1 (en) * | 2005-07-17 | 2007-01-25 | Mohammed Omar Badr El-Din | Sealing device |
| CN101983877A (en) * | 2008-11-28 | 2011-03-09 | 陕西同力重工股份有限公司 | Large-carrying capacity off-highway dump truck |
| CN101890889A (en) * | 2010-07-02 | 2010-11-24 | 上汽依维柯红岩商用车有限公司 | Heavy truck four-U-bolt balanced suspension |
| CN205149442U (en) * | 2015-11-25 | 2016-04-13 | 陕西重型汽车有限公司 | Disconnected back balance suspension and adopt highway tipper of this back balance suspension |
| CN106891681A (en) * | 2017-03-15 | 2017-06-27 | 山东安博机械科技股份有限公司 | A kind of lightweight equalizing type of suspension |
| CN107323195A (en) * | 2017-06-29 | 2017-11-07 | 王本勋 | A kind of semitrailer new hitching apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003036A (en) * | 2019-07-09 | 2020-04-14 | 中车长春轨道客车股份有限公司 | Landing balance suspension structure and transfer system comprising same |
| CN111152614A (en) * | 2020-01-21 | 2020-05-15 | 中国重汽集团济南动力有限公司 | Double-stage vibration reduction high-adaptability balanced suspension system |
| CN112721556A (en) * | 2021-02-03 | 2021-04-30 | 中国重汽集团济南动力有限公司 | Balanced suspension assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109955668B (en) | 2021-09-21 |
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