CN103182912A - Axle suspension - Google Patents
Axle suspension Download PDFInfo
- Publication number
- CN103182912A CN103182912A CN201210566880XA CN201210566880A CN103182912A CN 103182912 A CN103182912 A CN 103182912A CN 201210566880X A CN201210566880X A CN 201210566880XA CN 201210566880 A CN201210566880 A CN 201210566880A CN 103182912 A CN103182912 A CN 103182912A
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- CN
- China
- Prior art keywords
- axle
- trailing arm
- axle body
- pad
- recess
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G9/00—Resilient suspensions of a rigid axle or axle housing for two or more wheels
- B60G9/003—Resilient suspensions of a rigid axle or axle housing for two or more wheels the axle being rigidly connected to a trailing guiding device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/02—Dead axles, i.e. not transmitting torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/02—Dead axles, i.e. not transmitting torque
- B60B35/04—Dead axles, i.e. not transmitting torque straight
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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
- B60G11/04—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged substantially parallel to the longitudinal axis of the vehicle
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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
- B60G11/113—Mountings on the axle
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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
- B60G11/32—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds
- B60G11/34—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds including leaf springs
- B60G11/46—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds including leaf springs and also fluid springs
- B60G11/465—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds including leaf springs and also fluid springs with a flexible wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/30—Rigid axle suspensions
- B60G2200/31—Rigid axle suspensions with two trailing arms rigidly connected to the axle
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- 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
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/14—Mounting of suspension arms
- B60G2204/148—Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/43—Fittings, brackets or knuckles
- B60G2204/4306—Bracket or knuckle for rigid axles, e.g. for clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/44—Centering or positioning means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/45—Stops limiting travel
Abstract
The invention discloses an axle suspension including an axle body; an elastic pull arm extending horizontally relative to the axle body; an axle gasket arranged between the axle body and the pull arm; and a clamping assembly used for fastening the axle body, the axle gasket and the pull arm. The axle body is provided with a long recess in a clamped area and the recess extends along the longitudinal direction of the axle body. The axle gasket is provided with a long protruding part fitted in the recess of the axle body. Besides, the axle gasket is provided with a rigid rear part and a front part. The rigid rear part includes a rear joint area connected on the rear half part of the axle body. The front part includes a front joint area connected to the front half part of the axle body. The axle gasket includes an elastic middle part connected the front part with the rear part.
Description
Technical field
The present invention relates to a kind ofly for the wheel axle suspension that wheel shaft is attached to vehicle chassis, comprising:
-pipe shape axle body,
-elasticity trailing arm, the leading section of described elasticity trailing arm hingedly is connected to described chassis, and described elasticity trailing arm laterally extends with respect to described axle body,
-axle pad, described axle pad are arranged between described axle body and the described trailing arm, and this axle pad has depressed part and has the side that deviates from described axle body that engages described trailing arm, and a part of circumference of described axle body is received in the described depressed part,
-clamp assemblies, described clamp assemblies extends around described axle body, is used for described axle body, described axle pad and described trailing arm are tightened together.
Background technology
Among the present invention the trailing arm of employed the sort of type can by rolling, forge or other suitable manufacturing process is made.These trailing arms have elastic part between the hingedly attached leading section that usually is made of attached eyelet and attached described axle body that part of.This elastic part provides elasticity to bear the inclination campaign of vehicle.
Many examples of the wheel axle suspension of the above-mentioned type all are known in the art.
Summary of the invention
An object of the present invention is to provide a kind of alternative wheel axle suspension.
Realized this purpose by wheel axle suspension according to claim 1.
According to the present invention, described axle body has the elongated recess in the zone that it is held, and described recess extends at the longitudinal direction of described axle body.Described axle pad has the elongated protrusion of the depressed part that is arranged in described axle pad, and described protrusion is engaged in the recess of described axle body.In addition, described axle pad has rigidity rear portion and front portion, and described rear portion comprises the back engaging zones that is bonded on described axle body latter half of, and described front portion comprises the preceding engaging zones on the forebody that is bonded on described axle body.In addition, described axle pad comprises the interconnective elastomeric centre portion of described front and rear.By this structure, described axle pad provides single (univocal) bearing for described axle body, and this is to allow to carry out tolerance compensating in the shape and size of axle.The elongated protrusion that is received in the described axle pad in the elongated recess of described axle body locks described axle body with respect to described axle pad, thereby prevents owing to twisting resistance causes rotation.The inclination sport of vehicle causes twisting resistance in described axle body.
Preferably, described recess---it has the recessed surface of substantially cylindrical in feasible embodiment---has front contact surface, back mating surfaces and lower surface, described lower surface connects described front contact surface and back mating surfaces, and elongated protrusion forming mode makes that under installing condition described elongated protrusion only contacts front contact surface and the back mating surfaces of described recess.Preferably, described protrusion has wedge-type shape.In the cross-sectional profiles of described protrusion and the not corresponding this structure of the cross-sectional profiles of described recess, described protrusion does not contact with the bottom of described recess, but as being clamped between described front contact surface and the back mating surfaces.This just in described recess for described protrusion provides stable bearing, it does not allow described protrusion in described recess at the tangential direction superior displacement.The tolerance of the shape and size of described recess is compensated by the shape of described protrusion.Thus, described protrusion is formed for the stable support point of described axle body.
Preferably, described elongated protrusion is positioned at the place, rigidity rear portion of axle pad.Described rigidity rear portion has enough intensity, to absorb the torque load that is applied to described rigidity rear portion via described protrusion.
The depressed part of described axle pad has the surface towards axle body, described surface towards axle body comprises described preceding engaging zones and back engaging zones, and have the zone that the outside face with described surface towards axle body and described axle body between the engaging zones and described protrusion separates before described, and the zone that separates of the outside face with described surface towards axle body and described axle body between described back engaging zones and described protrusion.
In a preferred embodiment according to suspension of the present invention, described elasticity trailing arm is straight at that part of place of its attached described axle body substantially.
In operating process, under the effect of the load that produces in structure, described axle body will trend towards on the longitudinal direction of described trailing arm to backward shift with described axle pad.Owing to have this straight attachment part of described trailing arm, must prevent that described axle pad is shifted with described axle body, because this can cause serious damage and dangerous situation.
Be used for preventing that described axle pad and axle body from an embodiment of above-mentioned displacement taking place with respect to described trailing arm in imagination, described clamp assemblies comprises a plurality of clamping bands and band plate, described band plate is positioned on the relative side of that side with described axle pad place of described trailing arm, wherein said band plate has the sidepiece that extends towards described axle pad along a side of described trailing arm, and wherein said axle pad has lateral projection portion, described lug boss engages the sidepiece of described band plate, in order on the longitudinal direction of described trailing arm, described band plate and described axle pad are locked mutually, and wherein said band plate has at least one locking projections portion, described trailing arm has at least one depressed part of the locking projections portion that receives described band plate, thereby on the longitudinal direction of described trailing arm described band plate is locked with respect to described trailing arm.
Be used for preventing that described axle pad and axle body from another embodiment of above-mentioned displacement taking place with respect to described trailing arm in imagination, described trailing arm all has the lug of horizontal expansion on each side of this arm, wherein said axle pad has the lateral projection portion that engages described lug, thereby described axle pad is positioned in the predetermined lengthwise position on the described trailing arm.
Above-mentioned lug on the described trailing arm is preferably each and all has the hole, and this hole is passed by the bar portion that is preferably the clamp structure of clamping band.
Above-mentioned lateral projection quality award from the ministry is elected as on the rigidity rear portion that is arranged on described axle pad.Described rigidity rear portion has enough intensity, to absorb because described axle pad is applied to the power at described rigidity rear portion with what described trend to backward shift caused via described lug boss.
Be used for preventing that described axle pad and axle body from another embodiment of above-mentioned displacement taking place with respect to described trailing arm in imagination, described trailing arm has recessed surface areas in it receives the downside of a part of described axle pad, thereby described axle pad is positioned in the predetermined lengthwise position on the described trailing arm.
Another aspect of the present invention relates to a kind of for the wheel axle suspension that wheel shaft is attached to vehicle chassis, comprising:
-pipe shape axle body,
-elasticity trailing arm, the leading section of described elasticity trailing arm hingedly is connected to described chassis, and described elasticity trailing arm laterally extends with respect to described axle body,
-axle pad, described axle pad are arranged between described axle body and the described trailing arm, and this axle pad has depressed part and has the side that deviates from described axle body that engages described trailing arm, and a part of circumference of described axle body is received in the described depressed part,
-clamp assemblies, described clamp assemblies extends around described axle body, is used for described axle body, described axle pad and described trailing arm are tightened together,
Wherein said axle body has the elongated recess in the zone that it is held, described recess extends at the longitudinal direction of described axle body,
Wherein said axle pad has the elongated protrusion that is arranged in described depressed part, and described protrusion is engaged in the recess of described axle body, and
Wherein said recess has front contact surface, back mating surfaces and lower surface, described lower surface connects described front contact surface and back mating surfaces, wherein said elongated protrusion forming mode makes that under installing condition described elongated protrusion only contacts described front contact surface and the back mating surfaces of described recess.
In the cross-sectional profiles of described protrusion of the present invention this one side not corresponding with the cross-sectional profiles of described recess, described protrusion does not contact with the bottom of described recess, but as being clamped between described front contact surface and the back mating surfaces.This just in described recess for described protrusion provides stable bearing, it does not allow described protrusion in described recess at the tangential direction superior displacement.The tolerance of the shape and size of described recess is compensated by the shape of described protrusion.Thus, described protrusion is formed for the stable support point of described axle body.
Preferably, described axle pad has the surface towards axle body at described depressed part place, and described surface towards axle body does not contact described axle body in adjoining the zone of described recess.Thus near described recess described towards axle body the surface and the outside face of described axle body between have the gap.This has just guaranteed protrusion surface is separately adjoined on the relative recess mating surfaces that leans against in the described axle body more securely.
Another aspect of the present invention relates to a kind of for the wheel axle suspension that wheel shaft is attached to vehicle chassis, comprising:
-pipe shape axle body,
-elasticity trailing arm, the leading section of described elasticity trailing arm hingedly is connected to described chassis, and described elasticity trailing arm laterally extends with respect to described axle body,
-axle pad, described axle pad are arranged between described axle body and the described trailing arm, have depressed part, and have the side that deviates from described axle body that engages described trailing arm, and a part of circumference of described axle body is received in the described depressed part,
-clamp assemblies, described clamp assemblies extends around described axle body, is used for described axle body, described axle pad and described trailing arm are tightened together,
Wherein said axle body has the elongated recess in the zone that it is held, described recess extends at the longitudinal direction of described axle body,
Wherein said axle pad has the elongated protrusion that is arranged in described depressed part, and described protrusion is engaged in the recess of described axle body,
Wherein said clamp assemblies comprises a plurality of clamping bands and band plate, described band plate is positioned on the relative side of that side with described axle pad place of described trailing arm, wherein said band plate has the sidepiece that extends towards described axle pad along a side of described trailing arm, and wherein said axle pad has lateral projection portion, described lug boss engages the sidepiece of described band plate, in order on the longitudinal direction of described trailing arm, described band plate and described axle pad are locked mutually, and wherein said band plate has at least one locking projections portion, described trailing arm has at least one depressed part of the locking projections portion that receives described band plate, thereby on the longitudinal direction of described trailing arm described band plate is locked with respect to described trailing arm.
The invention still further relates to a kind of vehicle, for example trailer or truck, described vehicle comprise the wheel axle suspension of above describing.
Description of drawings
In specific descriptions subsequently, will further illustrate the present invention with reference to the accompanying drawings, in these accompanying drawings:
Fig. 1 has shown the block diagram according to the feasible embodiment of wheel axle suspension of the present invention,
Fig. 2 has shown the block diagram of the wheel axle suspension from Fig. 1 of beneath,
Fig. 3 has shown the lateral plan of the wheel axle suspension among Fig. 1,
Fig. 4 has shown the front elevation of overlooking of the suspension among Fig. 1,
Fig. 5 A has shown the details among Fig. 1,
Fig. 5 B has shown the block diagram at the trailing arm rear portion of the wheel axle suspension from Fig. 1 of beneath,
Fig. 6 A has shown the block diagram at trailing arm rear portion of the alternate embodiment of the wheel axle suspension from Fig. 1 of beneath,
Fig. 6 B has shown the longitudinal cross-section of the wheel axle suspension with the trailing arm among Fig. 6 A,
Fig. 7 shown according to the details in the longitudinal cross-section of the lock part between axle body of the present invention and the axle pad,
Fig. 8 has shown the front elevation of overlooking according to another feasible embodiment of wheel axle suspension of the present invention,
Fig. 9 has shown the side elevation view of the wheel axle suspension among Fig. 8,
Figure 10 has shown the longitudinal cross-section of the line A-A in Fig. 8 of the part of wheel axle suspension,
Figure 11 has shown the detail D shown in Fig. 9, and
Figure 12 has shown the details C shown in Figure 10.
The specific embodiment
Fig. 1-4 has shown feasible embodiment according to air bellow wheel axle suspension of the present invention with different views.For each root axle, shown wheel axle suspension is arranged on each side of vehicle.
Wheel axle suspension comprises the carrying support 1 with two side plates 11.Carrying support 1 place, end thereon is attached to vehicle chassis 10, and this vehicle chassis is schematically shown by the dotted line among Fig. 3.
Suspended rack assembly also comprises elasticity trailing arm 2.Trailing arm 2 has attached eyelet 21 in its front end.Trailing arm 2 hingedly be attached to by hinge bolt 3 carrying support 1, the attached eyelet 21 of this hinge bolt extend past and the carrying support 1 side plate 11 middle punches.Such trailing arm can by rolling, forge or other suitable manufacturing process is made.Part by Reference numeral 2 expressions in Fig. 1-3 is resilience, and provides elasticity to bear the inclination campaign of vehicle.
Suspended rack assembly also comprises air bellow 3(or bellows), this air bellow is attached to the rearward end 22 of trailing arm 2.Air bellow 3 has upside 31, and this upside is attached to the part of vehicle chassis 10.
Be provided with the axle body 4 of the relative thin-walled of hollow, this axle body is attached to trailing arm 2 by means of clamp assemblies.In the embodiment illustrated, axle body 4 substantially vertically crosses trailing arm 2 at attachment part 25 places of trailing arm.Attachment part 25 perhaps is that the side 26 towards axle body 4 of trailing arm attachment part 25 is straight at least.
Clamp assemblies comprises clamping band 6, and this clamping band forms the roughly band of U-shaped in the embodiment illustrated, and this band has by sweep 63 interconnective front leg strut 61 and rear support legs 62, and this sweep extends around the lower part of the circumference of axle body 4.The supporting leg 61 of U-shaped band 6 and 62 has threaded portion near its free end, this threaded portion can match with threaded nut 71,72 respectively, is with 6 thereby tightened up, and particularly tightens up it against the sweep 63 of axle body 4.
Clamp assemblies also comprises the front clamp part that is referred to herein as band plate 8.Band plate 8 is extending above the upside of trailing arm 2 on the Width, and has two sidepieces 81 of each side that extends beyond trailing arm 2.Sidepiece 81 has through hole, and the front leg strut 61 with 6 passes these through holes.Twist and be combined in the upside that engages band plate 8 with the corresponding nut 71 on 6 the front leg strut 61, namely deviate from that side of trailing arm.Therefore, band plate 8 formation opposition elements tighten together axle 4, axle pad 5 and trailing arm 2 in the front end of clamp assemblies with permission.Because used band plate 8, so the through hole that is in the trailing arm 2 in this position is also nonessential.Therefore, elasticity trailing arm 2 in the use under the Highway Conditions, typically bear the position of high load capacity and stress usually can be owing to the hole makes weakened.
According to the concrete structure of wheel axle suspension, the front leg strut 61 with 6 can have different length with rear support leg 62.In the embodiment shown in Fig. 1-4, front leg strut 61 is longer than rear support leg 62.
As observed best in Fig. 5 B, be in the lug 24 that each side arranges horizontal expansion in the rearward end 22 of trailing arm.The hole 23 of band supporting leg 62 is arranged on lug 24 separately after being used for.Lug 24 has upper surface, and this upper surface is drilled with counter bore with respect to the peripheral part of the upside of rearward end 22.This counter sink region allows the end of rear support leg 62 and corresponding nut 72 are set to imbed at least in part in the trailing arm 2.This allow more easily bellows 3 to be positioned at and axle body 4 and trailing arm 2 between the clamping zone position overlapped in.In other words, it is more forward that air bellow 3 can be located, thereby shorten the length of wheel axle suspension.
In Fig. 6 B, show the rear portion of the alternate embodiment of the suspension among Fig. 1 with the longitudinal cross-section.In this embodiment, axle pad 5 does not have the 58(of lateral projection portion of the lug 24 that engages trailing arm 2 referring to Fig. 1-3).On the contrary, trailing arm 2 has recessed surface areas 28 in its downside.In Fig. 6 A, show the trailing arm 2 among Fig. 6 B separately.Sunk area 28 has upright lagging dege 29, and the lagging dege 59 of axle pad 5 adjoins by this upright lagging dege.When axle pad 5 or its were received at least a portion in the recessed surface areas 28 against lagging dege 29, axle pad 5 was positioned on the predetermined lengthwise position on the trailing arm 2.Recessed surface areas 28 has appreciiable side direction side 28A in Fig. 6 A, and this side direction side remains on axle pad 5 on the lateral of trailing arm.
In unshowned another embodiment, axle pad can also have the lug boss that is bonded on on the front side of 6 rear support leg 62, in order to axle pad is arranged in the predetermined lengthwise position on the trailing arm.Also lug boss can be arranged on the axle pad of rear side of rear support leg 62 of splicing tpae 6.In this mode, axle pad is maintained in the predetermined lengthwise position.Realize this point by band supporting leg 62.
Shown in the cross sectional drawing among Fig. 7, recess 110 has front contact surface 111, back mating surfaces 112 and connects described front contact surface 111 and the lower surface 113 of back mating surfaces 112.Front contact surface 111, back mating surfaces 112 and lower surface 113 constitute the recessed surface of columnar portion section together.
As what see best in the section drawing of Fig. 6 B, axle pad 5 comprises rigidity rear portion 53 and anterior 55, and this rigidity rear portion comprises the back engaging zones 54 that is bonded on axle body 4 latter half of, and this front portion comprises the preceding engaging zones 56 on the forebody that is bonded on axle body 4.Axle pad 5 also comprises front portion 55 and rear portion 53 interconnective elastomeric centre portions 57.
Even axle pad 5 on 180 ° of more parts of its circumference around axle body 4(referring to Fig. 6 B).
In the use after the wheel axle suspension assembling, the fastening force with 6 is oppressed axle body 4 in the depressed part of axle pad 5.Axle pad 5 closely engages axle body 4 with back engaging zones 54 latter half of.In addition, elongated protrusion 52 will be compressed in the recess 110.Recess 110 tolerance in shape can be compensated owing to the shape of protrusion 52.Back engaging zones 54 and protrusion 52 provide clear and definite bearing for the axle body 4 in the axle pad 5 thus.In the neighboring area between back engaging zones 54 and protrusion 52, the outside face of axle body 4 and axle pad 5 recessed surperficial 51 between have gap 115.
Make axle body 4 be seated in the axle pad front portion 55 by axle pad and finish, this front portion is rigidity substantially, and the outside face of axle body 4 is engaged with preceding engaging zones 56 at the forebody place of axle body 4.In the neighboring area between preceding engaging zones 56 and protrusion 52, the outside face of axle body 4 and axle pad 5 recessed surperficial 51 between have gap 116.
Because the centre portion 57 of the axle pad 5 between rear portion 53 and anterior 55 is by making its relative attenuation but relative resilient, so axle pad 5 can deform at this place under the influence of fastening force.Thus, axle pad can compensate the tolerance on the size and dimension of axle body 4, and guarantees closely to be bonded on the axle body at preceding engaging zones 56 places.
Another embodiment according to air bellow wheel axle suspension of the present invention has been shown in Fig. 8-10.The difference of this embodiment and above-mentioned embodiment is that the rearward end of trailing arm is longer, thereby if observe at the travel direction of vehicle, air bellow 3 is positioned in a distance after the axle body.
Wheel axle suspension among Fig. 8-10 comprises the carrying support 201 with two side plates 211.Carrying support 201 place, end thereon is attached to vehicle chassis 210, and this vehicle chassis is schematically shown by the dotted line among Fig. 9.
Suspended rack assembly also comprises elasticity trailing arm 202.Trailing arm 202 has attached eyelet 221 in its front end.Trailing arm 202 hingedly be attached to by hinge bolt 203 carrying support 201, the attached eyelet 221 of this hinge bolt extend past and the carrying support 201 side plate 211 middle punches.
Suspended rack assembly also comprises air bellow 203(or bellows), this air bellow is attached to the rearward end 222 of trailing arm 202.Air bellow 203 has upside 231, and this upside is attached to the part of vehicle chassis 210.
Be provided with the axle body 204 of the relative thin-walled of hollow, this axle body is attached to trailing arm 202 by means of clamp assemblies.In the embodiment illustrated, axle body 204 substantially vertically crosses trailing arm 2 at attachment part 225 places of trailing arm.Attachment part 225 is straight.
Axle pad 205 is arranged between axle body 204 and the trailing arm 202.Axle pad 205 is orientated as against the downside of trailing arm 202.Axle pad 205 has depressed part at the place, side that deviates from trailing arm 202, and a part of circumference of axle body 204 is received in this depressed part.This is apparent in Fig. 9 and Figure 10.Even about 180 ℃ of more parts of axle body 204 are received in the depressed part of axle pad.
Clamp assemblies comprises clamping band 206, this clamping band forms the roughly band of U-shaped in the embodiment illustrated, this band has by sweep 263 interconnective front leg strut 261 and rear support legs 262, and this sweep extends around the lower part of the circumference of axle body 204.The supporting leg 261 of U-shaped band 206 and 262 has threaded portion near its free end, this threaded portion can match with threaded nut 271,272 respectively, is with 206 thereby tightened up, and particularly tightens up it against the sweep 263 of axle body 204.
Clamp assemblies also comprises front clamp part 208 and will be called as the back retained part 216 of band plate at this.
Preceding band plate 208 is extending above the upside of trailing arm 202 on the Width, and has two sidepieces 281 of each side that extends beyond trailing arm 202.Sidepiece 281 has through hole, and the front leg strut 261 with 206 passes these through holes.Twist and be combined in the upside that engages band plate 208 with the corresponding nut 271 on 206 the front leg strut 261, namely deviate from that side of trailing arm 202.Therefore, band plate 208 formation opposition elements tighten together axle 204, axle pad 205 and trailing arm 202 in the front end of clamp assemblies with permission.
Back band plate 216 is also extending above the upside of trailing arm 202 on the Width, and has two sidepieces 282 of each side that extends beyond trailing arm 202.Sidepiece 282 has through hole, and the rear support leg 262 with 206 passes these through holes.Twist and be combined in the upside that engages band plate 216 with the corresponding nut 272 on 206 the rear support leg 262, namely deviate from that side of trailing arm 202.Therefore, band plate 216 formation opposition elements tighten together axle 204, axle pad 205 and trailing arm 202 at the rearward end place of clamp assemblies with permission.
With the 206 band supporting legs 261,262 that have equal length in this embodiment.
Back band plate 216 has the locking projections portion 290 in the depressed part 291 in the upside that is received in trailing arm 202, shown in the longitdinal cross-section diagram in Figure 10 and 12.By this way, clamping band 216 can be positioned on the desired location at the longitudinal direction of trailing arm 202.
As what in the section drawing of Figure 10, see best, axle pad 205 comprises rigidity rear portion 253 and anterior 255, this rigidity rear portion comprises the back engaging zones 254 that is bonded on axle body 204 latter half of, and this front portion comprises the preceding engaging zones 256 on the forebody that is bonded on axle body 204.Axle pad 205 also comprises front portion 255 and rear portion 253 interconnective elastomeric centre portions 257.
In the use after the wheel axle suspension assembling, the fastening force with 206 is oppressed axle body 204 in the depressed part of axle pad 205.Axle pad 205 will closely engage with back engaging zones 254 at latter half of place at axle body 204.In addition, elongated protrusion 252 will be compressed in the recess 110.Recess 110 tolerance in shape can be compensated owing to the shape of protrusion 252.Back engaging zones 254 and protrusion 252 provide clear and definite bearing for the axle body 204 in the axle pad 205 thus.In the neighboring area between zone, bonding part and protrusion 252, the outside face of axle body 204 and axle pad 205 recessed surperficial 251 between have gap 115.
Make axle body 204 be seated in the axle pad front portion 255 by axle pad and finish, this front portion is rigidity substantially, and the outside face of axle body 204 is engaged with preceding engaging zones 256 at the forebody place of axle body 204.In the neighboring area between preceding engaging zones 256 and protrusion 252, the outside face of axle body 204 and axle pad 205 recessed surperficial 251 between have gap 116.
Because the centre portion 257 of the axle pad between rear portion 253 and anterior 255 is by making its relative attenuation but relative resilient, so axle pad 205 can deform at this place under the influence of fastening force.Thus, axle pad 205 can compensate the tolerance on the size and dimension of axle body 204, and guarantees closely to be bonded on the axle body 204 at preceding engaging zones 256 places.
Claims (14)
1. a wheel axle suspension is used for wheel shaft is attached to vehicle chassis, and described wheel axle suspension comprises:
-pipe shape axle body (4; 204),
-elasticity trailing arm (2; 202), the leading section (21 of described elasticity trailing arm; 221) hingedly be connected to described chassis, and described elasticity trailing arm is with respect to described axle body (4; 204) laterally extend,
-axle pad (5; 205), described axle pad is arranged on described axle body (4; 204) and described trailing arm (2; 202) between, this axle pad has depressed part and has the described trailing arm (2 of joint; 202) the side that deviates from described axle body, described axle body (4; 204) a part of circumference is received in the described depressed part,
-clamp assemblies (6,71,72,8; 206,271,272,208,216), described clamp assemblies is at described axle body (4; 204) extend around, it is used for described axle body (4; 204), described axle pad (5; 205) and described trailing arm (2; 202) tighten together,
Wherein said axle body (4; 204) have elongated recess (110) in the zone that it is held, described recess (110) is at described axle body (4; 204) extend on the longitudinal direction,
Wherein said axle pad (5; 205) has elongated protrusion (52; 252), the rigidity rear portion (53; 253) and anterior (55; 255), described protrusion (52; 252) be arranged in described depressed part and be engaged in described axle body (4; 204) in the described recess (110) in, described rigidity rear portion comprises and is bonded on described axle body (4; 204) the back engaging zones (54 on latter half of; 254), described front portion comprises and is bonded on described axle body (4; 204) the preceding engaging zones (56 on the forebody; 256), and wherein said axle pad (5; 205) comprise described front portion (55; 255) and rear portion (53; 253) interconnective elastomeric centre portion (57; 257).
2. wheel axle suspension according to claim 1, wherein said recess (110) has front contact surface (111), back mating surfaces (112) and lower surface (113), described lower surface connects described front contact surface (111) and back mating surfaces (112), wherein said elongated protrusion (52; 252) forming mode makes under installing condition, and described elongated protrusion only contacts front contact surface (111) and the back mating surfaces (112) of described recess (110).
3. wheel axle suspension according to claim 2, wherein said recess (110) has the recessed surface (111,112,113) of substantially cylindrical.
4. according to any described wheel axle suspension in the aforementioned claim, wherein said axle pad (5; 205) depressed part has the surface (51 towards axle body; 251), described surface (51 towards axle body; 251) comprise described preceding engaging zones (56; 256) and the back engaging zones (54; 254), and described axle pad also have be positioned at described before engaging zones (56; 256) and described protrusion (52; 252) between with described surface (51 towards axle body; 251) and described axle body (4; 204) zone that outside face separates, and be positioned at described back engaging zones (54; 254) and described protrusion (52; 252) between with described surface (51 towards axle body; 251) and described axle body (4; 204) zone that outside face separates.
5. according to any described wheel axle suspension in the aforementioned claim, wherein said elasticity trailing arm (2; 202) at its attached described axle body (4; 204) that part of (25; 225) locating is straight substantially.
6. according to any one in the aforementioned claim, be preferably wheel axle suspension according to claim 5, wherein said clamp assemblies comprises clamping band and band plate (216), described band plate is positioned on the relative side of that side with described axle pad (205) place of described trailing arm (202), wherein said band plate (216) has a plurality of sidepieces (282) that extend towards described axle pad (205) along a side of described trailing arm (202), and wherein said axle pad (205) has the lateral projection portion (251) of the sidepiece that has engaged described band plate (116), thereby on the longitudinal direction of described trailing arm (202), described band plate (116) and described axle pad (205) are locked mutually, and wherein said band plate has at least one locking projections portion (290), and described trailing arm has at least one depressed part (291) of the locking projections portion (290) that receives described band plate (216), thereby on the longitudinal direction of described trailing arm (202) described band plate (216) is locked with respect to described trailing arm (202).
7. according to any described wheel axle suspension in the claim 1 to 5, wherein said trailing arm (2) all has a plurality of lugs (24) of horizontal expansion on each side of this trailing arm (2), and wherein said axle pad (5) has the lateral projection portion (58) that engages described lug (24), thereby described axle pad (5) is positioned in the predetermined lengthwise position on the described trailing arm (2).
8. wheel axle suspension according to claim 7, wherein said lug (24) has hole (23), and this hole is passed by the bar portion (62) of clamp structure (6), and this clamp structure is preferably the clamping band.
9. according to claim 7 or 8 described wheel axle suspensions, wherein said lateral projection portion (58) is arranged on the rigidity rear portion (53) of described axle pad (5).
10. according to any described wheel axle suspension in the aforementioned claim, wherein said trailing arm has recessed surface areas (28) in it receives the downside of a part of described axle pad (5), thereby described axle pad (5) is positioned in the predetermined lengthwise position on the described trailing arm (2).
11. according to any described wheel axle suspension in the aforementioned claim, wherein said elongated protrusion (52; 252) be positioned at described axle pad (5; 205) rigidity rear portion (53; 253) locate.
12. a wheel axle suspension is used for wheel shaft is attached to vehicle chassis, described wheel axle suspension comprises:
-pipe shape axle body (4; 204),
-elasticity trailing arm (2; 202), the leading section (21 of described elasticity trailing arm; 221) hingedly be connected to described chassis, and described elasticity trailing arm is with respect to described axle body (4; 204) laterally extend,
-axle pad (5; 205), described axle pad is arranged on described axle body (4; 204) and described trailing arm (2; 202) between, this axle pad has depressed part and has the described trailing arm (2 of joint; 202) the side that deviates from described axle body, described axle body (4; 204) a part of circumference is received in the described depressed part,
-clamp assemblies (6,71,72,8; 206,271,272,208,216), described clamp assemblies is at described axle body (4; 204) extend around, it is used for described axle body (4; 204), described axle pad (5; 205) and described trailing arm (2; 202) tighten together,
Wherein said axle body (4; 204) have elongated recess (110) in the zone that it is held, described recess (110) is at described axle body (4; 204) extend on the longitudinal direction,
Wherein said axle pad (5; 205) has the elongated protrusion (52 that is arranged in described depressed part; 252), described protrusion (52; 252) be engaged in described axle body (4; 204) in the recess (110), and
Wherein said recess (110) has front contact surface (111), back mating surfaces (112) and lower surface (113), described lower surface connects described front contact surface (111) and back mating surfaces (112), wherein said elongated protrusion (52) forming mode makes that under installing condition described elongated protrusion only contacts front contact surface (111) and the back mating surfaces (112) of described recess (110).
13. a wheel axle suspension is used for wheel shaft is attached to vehicle chassis, described wheel axle suspension comprises:
-pipe shape axle body (204),
-elasticity trailing arm (202), the leading section of described elasticity trailing arm (221) hingedly is connected to described chassis, and described elasticity trailing arm laterally extends with respect to described axle body (204),
-axle pad (205), described axle pad is arranged between described axle body (204) and the described trailing arm (202), this axle pad has depressed part and has the side that deviates from described axle body that engages described trailing arm (202), and a part of circumference of described axle body (204) is received in the described depressed part
-clamp assemblies (206,271,272,208,216), described clamp assemblies extends around described axle body (204), and it is used for described axle body (204), described axle pad (205) and described trailing arm (202) are tightened together,
Wherein said axle body (204) has elongated recess (110) in the zone that it is held, described recess (110) extends at the longitudinal direction of described axle body (204),
Wherein said axle pad (205) has the elongated protrusion (252) that is arranged in described depressed part, and described protrusion (252) is engaged in the recess (110) of described axle body (204),
Wherein said clamp assemblies comprises clamping band and band plate (216), described band plate is positioned on the relative side of that side with described axle pad (205) place of described trailing arm (202), wherein said band plate (216) has the sidepiece (282) that extends towards described axle pad (205) along a side of described trailing arm (202), and wherein said axle pad (205) has the lateral projection portion (251) of the sidepiece that engages described band plate (116), thereby on the longitudinal direction of described trailing arm (202), described band plate (116) and described axle pad (205) are locked mutually, and wherein said band plate has at least one locking projections portion (290), and described trailing arm has at least one depressed part (291) of the locking projections portion (290) that receives described band plate (216), thereby on the longitudinal direction of described trailing arm (202) described band plate (216) is locked with respect to described trailing arm (202).
14. a vehicle, for example trailer or truck, described vehicle comprises according to any described wheel axle suspension in the aforementioned claim.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161580852P | 2011-12-28 | 2011-12-28 | |
| NL2008050 | 2011-12-28 | ||
| NL2008050A NL2008050C2 (en) | 2011-12-28 | 2011-12-28 | Wheel axle suspension. |
| US61/580,852 | 2011-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103182912A true CN103182912A (en) | 2013-07-03 |
| CN103182912B CN103182912B (en) | 2016-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210566880.XA Active CN103182912B (en) | 2011-12-28 | 2012-12-24 | Wheel axle suspension |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103182912B (en) |
| NL (1) | NL2008050C2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924853B (en) * | 2015-07-07 | 2016-12-28 | 顾玉奎 | A kind of twin shaft double damping rear wheel drive bridge |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2129656A (en) * | 1936-02-19 | 1938-09-13 | Shuler Axle Company Inc | Axle spring pad |
| DE29713996U1 (en) * | 1997-08-06 | 1998-12-10 | Trenkamp & Gehle | Device for connecting the axle body of a wheel axle, in particular a commercial vehicle, to the trailing arms of an axle support |
| CN1207991A (en) * | 1997-08-08 | 1999-02-17 | 日野汽车工业株式会社 | Spring installation structure for air suspension of vehicle |
| CN1313799A (en) * | 1999-05-21 | 2001-09-19 | 荷兰新维国际有限公司 | Axle/adapter assembly for vehicle suspension and suspension incorporating same |
| WO2011059312A1 (en) * | 2009-11-10 | 2011-05-19 | Weweler Nederland B.V. | Wheel axle suspension having clamp bodies with a protrusion for attaching an indented tubular axle to trailing arms |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1539070A (en) * | 1919-04-30 | 1925-05-26 | Eaton Axle & Spring Co | Spring |
| DE4232778C1 (en) * | 1992-09-30 | 1994-01-05 | Bergische Achsen Kotz Soehne | Axis integration |
| NL1003214C2 (en) * | 1996-05-28 | 1997-12-03 | Weweler Nv | Axle construction for a vehicle, as well as axle pad and clamping plate therefor. |
| DE29616351U1 (en) * | 1996-09-19 | 1996-11-14 | Sauer Achsenfab | Clamping for the axle body of a vehicle axle |
| NL1018435C2 (en) * | 2001-07-02 | 2003-01-13 | Weweler Nv | Connection between an axle body of a wheel axle of a vehicle and a bearing arm carrying the wheel axle. |
| NL1019766C2 (en) * | 2002-01-17 | 2003-07-18 | Schmitz Cargobull Ag | Connection between vehicle axle and suspension arm. |
| NL1022395C2 (en) * | 2003-01-15 | 2004-07-19 | Weweler Nv | Connection between vehicle axle and suspension arm. |
-
2011
- 2011-12-28 NL NL2008050A patent/NL2008050C2/en active
-
2012
- 2012-12-24 CN CN201210566880.XA patent/CN103182912B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2129656A (en) * | 1936-02-19 | 1938-09-13 | Shuler Axle Company Inc | Axle spring pad |
| DE29713996U1 (en) * | 1997-08-06 | 1998-12-10 | Trenkamp & Gehle | Device for connecting the axle body of a wheel axle, in particular a commercial vehicle, to the trailing arms of an axle support |
| CN1207991A (en) * | 1997-08-08 | 1999-02-17 | 日野汽车工业株式会社 | Spring installation structure for air suspension of vehicle |
| CN1313799A (en) * | 1999-05-21 | 2001-09-19 | 荷兰新维国际有限公司 | Axle/adapter assembly for vehicle suspension and suspension incorporating same |
| WO2011059312A1 (en) * | 2009-11-10 | 2011-05-19 | Weweler Nederland B.V. | Wheel axle suspension having clamp bodies with a protrusion for attaching an indented tubular axle to trailing arms |
Also Published As
| Publication number | Publication date |
|---|---|
| NL2008050C2 (en) | 2013-07-01 |
| CN103182912B (en) | 2016-08-24 |
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