CN110466304A - A kind of suspension adjustment device, single torsion bar suspension and double torsion bar suspensions - Google Patents
A kind of suspension adjustment device, single torsion bar suspension and double torsion bar suspensions Download PDFInfo
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- CN110466304A CN110466304A CN201910902765.7A CN201910902765A CN110466304A CN 110466304 A CN110466304 A CN 110466304A CN 201910902765 A CN201910902765 A CN 201910902765A CN 110466304 A CN110466304 A CN 110466304A
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- 239000000725 suspension Substances 0.000 title claims abstract description 122
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/30—Height or ground clearance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of suspension adjustment device, single torsion bar suspension and double torsion bar suspensions, belong to heavy vehicle suspension technical field.The suspension adjustment device includes: that torsion bar anchor is fixedly connected with the side of longitudinal beam, and the fixing end of driving mechanism is fixed at the other side of longitudinal beam；Distance rod is threadedly coupled with torsion bar anchor, and distance rod offers splined hole；Splined shaft is fixedly connected with the motion end of driving mechanism, and splined shaft is arranged in splined hole；Guide pad is set on distance rod；The connecting pin of torsion bar support arm is fixed in torsion-bar spring, and the turning end of torsion bar support arm turnably is arranged in guide groove；Torsion-bar spring turnably is arranged on torsion bar anchor, and the axis of torsion-bar spring and the axis of distance rod are vertical.The automatically controlled adjusting of suspension height may be implemented in suspension adjustment device, single torsion bar suspension and double torsion bar suspensions of the present invention, meets the different road conditions driving requirements such as highway, cross-country road.
Description
Technical field
The present invention relates to heavy vehicle suspension technical field, in particular to a kind of suspension adjustment device, single torsion bar suspension and
Double torsion bar suspensions.
Background technique
Torsion bar suspension has many advantages, such as highly reliable, non-maintaining, height adjustment, on heavy vehicles using more.For weight
Type high vehicle speeds operating condition or railway transportation operating condition, reducing gap between ground and automobile can be improved driving safety；For heavy type
The cross-country road driving cycle of vehicle increases gap between ground and automobile and improves passability.
However, heavy vehicle torsion bar suspension height adjustment not yet realizes automation at present, in practice seldom using height
Adjust this function.
Summary of the invention
The present invention provides a kind of suspension adjustment device, single torsion bar suspension and double torsion bar suspensions, solves or part solves
Prior art medium-weight vehicle torsion bar suspension height adjustment not yet realizes automation, in practice seldom using height adjustment this
The technical issues of function.
In order to solve the above technical problems, be fixed on longitudinal beam the present invention provides a kind of suspension adjustment device,
The suspension adjustment device is connect with torsion-bar spring, the suspension adjustment device include: torsion bar anchor, driving mechanism, splined shaft,
Guide pad, distance rod and two torsion bar support arms；The torsion bar anchor is fixedly connected with the side of the longitudinal beam, the drive
The fixing end of motivation structure is fixed at the other side of the longitudinal beam；The distance rod and the torsion bar anchor screw thread connect
It connects, the distance rod offers splined hole；The splined shaft is fixedly connected with the motion end of the driving mechanism, the splined shaft
It is arranged in the splined hole；The guide pad is set on the distance rod, offers guide groove on the guide pad；The torsion
The connecting pin of bar support arm is fixed in the torsion-bar spring, and the turning end of the torsion bar support arm turnably is arranged
In the guide groove；The torsion-bar spring turnably is arranged on the torsion bar anchor, the axis of the torsion-bar spring with
The axis of the distance rod is vertical.
Further, the torsion bar anchor includes: link block and two support plates；The side of the link block and the vehicle
Frame stringer is fixedly connected；Two support plates are fixed at the other side of the link block, and two support plates are opposite.
Further, the driving mechanism includes: motor and turbine worm reducer；The fixing end of the motor with
The longitudinal beam is fixedly connected；The turbine worm reducer is fixed on the longitudinal beam, the worm and gear
The worm screw of speed reducer is fixedly connected with the motor, the turbine of the worm-gear speed reducer and the fixed company of the splined shaft
It connects.
Further, the guide groove includes: the first slot and the second slot；First slot is connected to second slot；It is described
Second slot is dovetail groove, and the spacing of two inner sidewalls of second slot is gradually increased to the direction far from first slot.
Further, the torsion bar support arm includes: connecting rod and rotating disc；The setting of the rotating disc turnably
In the guide groove；The first end of the connecting rod is fixedly connected with the rotating disc, the second end of the connecting rod with it is described
Torsion-bar spring is fixedly connected.
Further, the rotating disc and the guide groove form planar higher pairs constraint.
Further, there are two limited blocks, the guide pad to be arranged in two limits for fixed setting on the distance rod
Between the block of position.
Further, the suspension adjustment device further include: support tube；The support tube turnably is arranged in described
On torsion bar anchor；The torsion bar support arm is fixedly connected with the outer wall of the support tube, and the torsion-bar spring is fixed at institute
It states in support tube.
The present invention provides a kind of single torsion bar suspension, and the list torsion bar suspension uses a suspension adjustment device.
The present invention provides a kind of double torsion bar suspensions, and double torsion bar suspensions are using two suspension adjustment devices.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
Since torsion bar anchor is fixedly connected with the side of longitudinal beam, it is vertical that the fixing end of driving mechanism is fixed at vehicle frame
The other side of beam, so, torsion bar anchor is able to bear the effect couple of torsion-bar spring generation, and effect couple is transmitted to vehicle frame
On stringer, guarantee bearing capacity, since distance rod is threadedly coupled with torsion bar anchor, distance rod offers splined hole, splined shaft and drive
The motion end of motivation structure is fixedly connected, and splined shaft is arranged in splined hole, so, driving mechanism can drive splined shaft to rotate,
Under the driving torque effect of splined shaft, distance rod also carries out axial action while rotating on torsion bar anchor, due to guiding
Block is set on distance rod, and guide groove is offered on guide pad, so, guide pad can be axially moved with distance rod, by
It is fixed in torsion-bar spring in the connecting pin of torsion bar support arm, the turning end of torsion bar support arm, which turnably is arranged in, to be led
In slot, torsion-bar spring turnably is arranged on torsion bar anchor, and the axis of torsion-bar spring and the axis of distance rod are vertical, institute
With, torsion bar support arm can rotate to avoid guide pad, and guide pad pushes the turning end of torsion bar support arm to be rotated in guide groove,
And then the connecting pin of torsion bar support arm drives torsion-bar spring to be rotated, by adjusting the setting angle tune of torsion-bar spring fixing end
The height for saving suspension, realizes the automatically controlled adjusting of suspension height, realizes automation, using being easy, meets highway, cross-country road etc.
Different road conditions driving requirements.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of suspension adjustment device provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the torsion bar anchor of suspension adjustment device in Fig. 1；
Fig. 3 is the structural schematic diagram of the guide pad of suspension adjustment device in Fig. 1；
Fig. 4 is the structural schematic diagram of the distance rod of suspension adjustment device in Fig. 1；
Fig. 5 is the structural schematic diagram of the torsion bar support arm of suspension adjustment device in Fig. 1；
Fig. 6 is the structural schematic diagram of single torsion bar suspension provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of double torsion bar suspensions in provided in an embodiment of the present invention.
Specific embodiment
Referring to Fig. 1, a kind of suspension adjustment device provided in an embodiment of the present invention is fixed on longitudinal beam 7, suspension
Regulating device is connect with torsion-bar spring 8, suspension adjustment device include: torsion bar anchor 1, driving mechanism 2, splined shaft 3, guide pad 4,
Distance rod 5 and two torsion bar support arms 6.
Torsion bar anchor 1 is fixedly connected with the side of longitudinal beam 7, and it is vertical that the fixing end of driving mechanism 2 is fixed at vehicle frame
The other side of beam 7.
Distance rod 5 is threadedly coupled with torsion bar anchor 1, and distance rod 5 offers splined hole.
Splined shaft 3 is fixedly connected with the motion end of driving mechanism 2, and splined shaft 3 is arranged in splined hole.
Guide pad 4 is set on distance rod 5, and guide groove 9 is offered on guide pad 4.
The connecting pin of torsion bar support arm 6 is fixed in torsion-bar spring 8, and the turning end of torsion bar support arm 6 is turnable
Ground is arranged in guide groove 9.
Torsion-bar spring 8 turnably is arranged on torsion bar anchor 1, and the axis of torsion-bar spring 8 and the axis of distance rod 5 hang down
Directly.
The application specific embodiment since torsion bar anchor 1 is fixedly connected with the side of longitudinal beam 7, driving mechanism 2
Fixing end is fixed at the other side of longitudinal beam 7, so, torsion bar anchor 1 is able to bear the active force of the generation of torsion-bar spring 8
It is even, and effect couple is transmitted on longitudinal beam 7, guarantee that bearing capacity is pushed away since distance rod 5 is threadedly coupled with torsion bar anchor 1
Power bar 5 offers splined hole, and splined shaft 3 is fixedly connected with the motion end of driving mechanism 2, and splined shaft 3 is arranged in splined hole, institute
With driving mechanism 2 can drive splined shaft 3 to rotate, and under the driving torque effect of splined shaft 3, distance rod 5 is in torsion bar anchor 1
Axial action is also carried out while upper rotation, and since guide pad 4 is set on distance rod 5, guide groove 9, institute are offered on guide pad 4
With guide pad 4 can be axially moved with distance rod 5, since the connecting pin of torsion bar support arm 6 is fixed at torsion bar bullet
On spring 8, the turning end of torsion bar support arm 6 turnably is arranged in guide groove 9, and torsion-bar spring 8, which turnably is arranged in, to be turned round
On bar bracket 1, the axis of torsion-bar spring 8 is vertical with the axis of distance rod 5, so, torsion bar support arm 6 can be to avoid guide pad 4
Rotation, guide pad 4 pushes the turning end of torsion bar support arm 6 to be rotated in guide groove 9, and then the connecting pin of torsion bar support arm 6
It drives torsion-bar spring 8 to be rotated, the height of suspension is adjusted by adjusting the setting angle of 8 fixing end of torsion-bar spring, realize outstanding
Automation is realized in the automatically controlled adjusting of frame height, using being easy, meets the different road conditions driving requirements such as highway, cross-country road.
Referring to fig. 2, specifically, torsion bar anchor 1 includes: link block 1-1 and two support plate 1-2.
The side of link block 1-1 is fixedly connected with longitudinal beam 7.In the present embodiment, the side of link block 1-1 can lead to
It crosses welding to be fixedly connected with longitudinal beam 7, guarantees the fixing of connection.
Two support plate 1-2 are fixed at the other side of link block 1-1.In the present embodiment, two support plate 1-2
The other side of link block 1-1 can be set by being welded and fixed, guarantee the fixing of connection.Two support plate 1-2 are opposite.
Wherein, two support plate 1-2 are used to support torsion-bar spring 8, for bearing the effect couple of the generation of torsion-bar spring 8,
And be transmitted to effect couple on longitudinal beam 7 by link block 1-1, guarantee bearing capacity.
Specifically, driving mechanism 2 includes: motor 2-1 and turbine worm reducer 2-2.
The fixing end of motor 2-1 is fixedly connected with longitudinal beam 7.In the present embodiment, the fixing end of motor 2-1
It can be fixedly connected by bolt with longitudinal beam 7, maintenance easy to disassemble.
Turbine worm reducer 2-2 is fixed on longitudinal beam 7.In the present embodiment, turbine worm reducer
2-2, which can pass through, to be fixed on longitudinal beam 7, maintenance easy to disassemble.The worm screw of worm-gear speed reducer 2-2 and motor
2-1 is fixedly connected, and the turbine of worm-gear speed reducer 2-2 is fixedly connected with splined shaft, can be with using turbine worm reducer 2-2
Increase motor 2-1 torque.
Referring to Fig. 3, specifically, guide groove 9 includes: the first slot 9-1 and the second slot 9-2.
First slot 9-1 is connected to the second slot 9-2.First slot 9-1 is square groove, for constraining the rotation of torsion bar support arm 6
End.
Second slot 9-2 is dovetail groove, the spacing of two inner sidewalls of the second slot 9-2 to the direction far from the first slot 9-1 gradually
Increase, connecting rod 6-1 is made to have certain freedom degree, guarantees that connecting rod 6-1 can be swung.
Referring to Fig. 5, specifically, torsion bar support arm 6 includes: connecting rod 6-1 and rotating disc 6-2.
The setting of rotating disc 6-2 turnably is in guide groove 9.That is: the setting of rotating disc 6-2 turnably is in guide groove
In 9 the first slot 9-1, the first slot 9-1 of rotating disc 6-2 and guide groove forms planar higher pairs constraint, makes rotating disc 6-2 and guide groove
It is contacted between first slot 9-1 for point contact and line, there is a constraint, there are two freedom degrees for rotating disc 6-2 tool.
The first end of connecting rod 6-1 is fixedly connected with rotating disc 6-2.In the present embodiment, the first end of connecting rod 6-1
It can be fixedly connected by welding with rotating disc 6-2, guarantee the fixing of connection.The second end and torsion-bar spring 8 of connecting rod 6-1 is solid
Fixed connection.The second slot 9-2 of guide groove 9 is arranged in the first end of connecting rod 6-1, and connecting rod 6-1 is made to have certain swing to spend automatically.
Wherein, it is opened up on guide pad there are two guide groove 9, two guide grooves 9 are opposite.
Two torsion bar support arms 6 and two guide grooves 9 correspond, and the connecting pin of torsion bar support arm 6 is fixed at torsion bar
On spring 8, the turning end of torsion bar support arm 6 turnably is arranged in corresponding guide groove 9.Two torsion bar support arms 6 divide
Simultaneously transmitting thrust is not contacted with two guide grooves 9, while preventing guide pad 4 around 5 center axis thereof of distance rod.
Referring to fig. 4, specifically, there are two limited blocks 10 for fixed setting on distance rod 5.In the present embodiment, distance rod 5
On can guarantee the stability of limit by the way that setting is welded and fixed there are two limited block 10.Guide pad 4 is arranged in two limited blocks 10
Between, guide pad 4 is limited by two limited blocks 10, guide pad 4 is avoided to slide on distance rod 5.
Specifically, suspension adjustment device further include: support tube 11.
Support tube 11 turnably is arranged on torsion bar anchor 1.In the present embodiment, two branch of torsion bar anchor 1
Mounting hole is offered on fagging 1-2, support tube turnably is arranged in mounting hole.
Torsion bar support arm 6 is fixedly connected with the outer wall of support tube 11.In the present embodiment, torsion bar support arm 6 can pass through
Welding is fixedly connected with the outer wall of support tube 11, guarantees the fixing of connection.Torsion-bar spring 8 is fixed in support tube 11.
In the present embodiment, torsion-bar spring 8 can be fixed in support tube 11 by spline, easy to disassemble.
Wherein, there are two stop collars 19, the stop collar setting of two stop collars 19 to exist for fixed setting on support tube 11
Between two support plate 1-2, another stop collar in two stop collars 19 is fixed at support tube 11 far from torsion-bar spring 8
End, and the outside for a support plate being arranged in two support plate 1-2, by two stop collars 19 to support tube 11 into
Row limit, avoids support tube 11 from falling off.
The present invention also proposes that a kind of single torsion bar suspension, the list torsion bar suspension use the suspension adjustment device, the suspension
The specific structure of regulating device is referring to above-described embodiment, since this suspension adjustment device uses the whole of above-mentioned all embodiments
Technical solution, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, no longer go to live in the household of one's in-laws on getting married one by one herein
It states.
The present invention also proposes a kind of double torsion bar suspensions, which uses the suspension adjustment device, the suspension
The specific structure of regulating device is referring to above-described embodiment, since this suspension adjustment device uses the whole of above-mentioned all embodiments
Technical solution, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, no longer go to live in the household of one's in-laws on getting married one by one herein
It states.
The embodiment of the present invention is introduced in order to become apparent from, is introduced from the application method of the embodiment of the present invention below.
The link block 1-1 of torsion bar support 1 is connect by bolt with longitudinal beam 7, and the work of the generation of torsion-bar spring 8 is able to bear
It is transmitted on longitudinal beam 7 with couple, and by effect couple.Turbine worm reducer 2-2 is connected by bolt and longitudinal beam 7
It connects, worm screw connect with motor 2-1, and turbine is fixedly connected with splined shaft 3.Turbine worm reducer 2-2 is by motor 2-1
Driving torque amplifies and splined shaft 3 is driven to rotate.
Distance rod 5 is machined with splined hole, cooperates with splined shaft 3, and distance rod 5 passes through the connection of T-type screw thread and torsion bar support
1-1 connection in hole does not influence distance rod 5 along its axial movement while transmitting driving moment.A turn is used for by T-type screw thread
Distance rod 5 is without making distance rod 5 fall off.Through-hole is offered on guide pad 4, is set on distance rod 5 by through-hole, in splined shaft
Under the effect of 3 driving torques, distance rod 5 moves forward while rotation, and generates huge thrust.
Offer guide groove 9 on guide pad, rotating disc 6-2 being arranged in the first slot 9-1 of guide groove 9 turnably turns
First slot 9-1 of Moving plate 6-2 and guide groove 9 forms planar higher pairs constraint, make be between rotating disc 6-2 and the first slot 9-1 of guide groove
Point contact and line contact have a constraint, and there are two freedom degree, the first ends and rotating disc of connecting rod 6-1 for rotating disc 6-2 tool
6-2 is fixedly connected, and the second slot 9-2 of guide groove 9 is arranged in the first end of connecting rod 6-1, and connecting rod 6-1 is made to have certain swing certainly
Dynamic degree.
Mounting hole is offered on two support plate 1-2 of torsion bar anchor 1, mounting hole turnably is arranged in support tube
Interior, torsion bar support arm 6 is fixedly connected with the outer wall of support tube 11, and torsion-bar spring 8 can be fixed at support tube 11 by spline
It is interior.
Guide pad 4 pushes the turning end of torsion bar support arm 6 to be rotated in guide groove 9, and then the connection of torsion bar support arm 6
End drives torsion-bar spring 8 to be rotated, and the height of suspension is adjusted by adjusting the setting angle of 8 fixing end of torsion-bar spring, realizes
Automation is realized in the automatically controlled adjusting of suspension height, using being easy, meets the different road conditions driving requirements such as highway, cross-country road.
Torsion bar support arm 6 can convert effect couple for the torsional moment that torsion-bar spring 8 is born, by guide pad 4 and distance rod 5,
It is eventually transferred on torsion bar support 1.
Under motor 2-1 driving, when distance rod 5 stretches out, suspension frame lifting；Motor 2-1 is rotated backward, and distance rod 5 contracts
It returns, suspension reduces.
Referring to Fig. 6, when being applied to single torsion bar suspension, single torsion bar suspension needs 1 set of suspension adjustment device.
12 front end of lower torsion-bar spring of single torsion bar suspension is connect by spline with the lower suspension link 14 of single torsion bar suspension, single to turn round
12 fixing end of lower torsion-bar spring of bar suspension is connected by the sleeve 11 of spline and suspension adjustment device.Pass through suspension adjustment device
Motor 2-1 movement, can drive splined shaft 3 rotate, splined shaft 3 driving torque effect under, distance rod 5 is in torsion bar branch
Axial action is also carried out while rotation on frame 1, guide pad 4 can be axially moved with distance rod 5, torsion bar support arm 6
It can be rotated to avoid guide pad 4, guide pad 4 pushes the turning end of torsion bar support arm 6 to be rotated in guide groove 9, and then torsion bar
The connecting pin of support arm 6 drives torsion-bar spring 8 to be rotated by sleeve 11, can control the lower torsion-bar spring of single torsion bar suspension
The initial settling angle degree of 12 fixing ends.Since suspension carrying remains unchanged, 12 torsional deflection of lower torsion-bar spring of single torsion bar suspension
It remains unchanged, for this purpose, the lower suspension link 13 of the lower suspension link 14 of single torsion bar suspension and single torsion bar suspension swings collaboration, Zhi Daoshou
Stop when dynamic balance, it is final to realize that suspension height is adjusted.
When motor 2-2 is rotated forward, and distance rod 5 stretches out, suspension frame lifting；When motor 2-2 is rotated backward, distance rod
When 5 retraction, suspension is reduced.
Referring to Fig. 7, when being applied to double torsion bar suspensions, double torsion bar suspensions need 2 sets of suspension adjustment devices.
15 front end of upper torsion-bar spring of double torsion bar suspensions is connect by spline with the upper suspension arm 16 of double torsion bar suspensions, double torsions
15 fixing end of upper torsion-bar spring of bar suspension is connect by spline with the sleeve 11 of a suspension adjustment device.Double torsion bar suspensions
Lower 17 front end of torsion-bar spring is connect by spline with the lower suspension link 18 of double torsion bar suspensions, the lower torsion-bar spring 17 of double torsion bar suspensions
Fixing end is connect by spline with the sleeve 11 of another suspension adjustment device.Two sets of suspension adjustment device coordinated controls, according to
Proportionate relationship adjust separately the upper torsion-bar spring 15 of double torsion bar suspensions and 17 fixing end of lower torsion-bar spring of double torsion bar suspensions just
Beginning setting angle.Since suspension carrying remains unchanged, the upper torsion-bar spring 15 of double torsion bar suspensions and the lower torsion bar of double torsion bar suspensions
17 torsional deflection of spring remains unchanged, and is that the upper suspension arm 16 of this double torsion bar suspension and the lower suspension link 18 of double torsion bar suspensions will assist
With swinging, stop when stress balance, it is final to realize that suspension height is adjusted.
When motor 2-2 is rotated forward, and distance rod 5 stretches out, suspension frame lifting；When motor 2-2 is rotated backward, distance rod
When 5 retraction, suspension is reduced.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (10)
1. a kind of suspension adjustment device, is fixed on longitudinal beam, the suspension adjustment device is connect with torsion-bar spring,
It is characterized in that, the suspension adjustment device includes: torsion bar anchor, driving mechanism, splined shaft, guide pad, distance rod and two torsions
Bar support arm；
The torsion bar anchor is fixedly connected with the side of the longitudinal beam, and the fixing end of the driving mechanism is fixed at institute
State the other side of longitudinal beam；
The distance rod is threadedly coupled with the torsion bar anchor, and the distance rod offers splined hole；
The splined shaft is fixedly connected with the motion end of the driving mechanism, and the splined shaft is arranged in the splined hole；
The guide pad is set on the distance rod, offers guide groove on the guide pad；
The connecting pin of the torsion bar support arm is fixed in the torsion-bar spring, and the turning end of the torsion bar support arm can turn
Dynamic formula it is arranged in the guide groove；
The torsion-bar spring turnably is arranged on the torsion bar anchor, the axis of the torsion-bar spring and the distance rod
Axis it is vertical.
2. suspension adjustment device according to claim 1, which is characterized in that the torsion bar anchor includes: link block and two
A support plate；
The side of the link block is fixedly connected with the longitudinal beam；
Two support plates are fixed at the other side of the link block, and two support plates are opposite.
3. suspension adjustment device according to claim 1, which is characterized in that the driving mechanism includes: motor and whirlpool
Worm and gear speed reducer；
The fixing end of the motor is fixedly connected with the longitudinal beam；
The turbine worm reducer is fixed on the longitudinal beam, the worm screw of the worm-gear speed reducer with it is described
Motor is fixedly connected, and the turbine of the worm-gear speed reducer is fixedly connected with the splined shaft.
4. suspension adjustment device according to claim 1, which is characterized in that the guide groove includes: the first slot and the second slot；
First slot is connected to second slot；
Second slot is dovetail groove, and the spacing of two inner sidewalls of second slot gradually increases to the direction far from first slot
Greatly.
5. suspension adjustment device according to claim 1, which is characterized in that the torsion bar support arm include: connecting rod and
Rotating disc；
The setting of the rotating disc turnably is in the guide groove；
The first end of the connecting rod is fixedly connected with the rotating disc, and the second end of the connecting rod and the torsion-bar spring are solid
Fixed connection.
6. suspension adjustment device according to claim 5, it is characterised in that:
The rotating disc and the guide groove form planar higher pairs constraint.
7. suspension adjustment device according to claim 1, it is characterised in that:
There are two limited blocks, the guide pad to be arranged between two limited blocks for fixed setting on the distance rod.
8. suspension adjustment device according to claim 1, which is characterized in that the suspension adjustment device further include: support
Cylinder；
The support tube turnably is arranged on the torsion bar anchor；
The torsion bar support arm is fixedly connected with the outer wall of the support tube, and the torsion-bar spring is fixed at the support tube
It is interior.
9. a kind of list torsion bar suspension, which is characterized in that adjust dress using a suspension as described in claim 1-8 any one
It sets.
10. a kind of double torsion bar suspensions, which is characterized in that adjusted using two suspensions as described in claim 1-8 any one
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910902765.7A CN110466304B (en) | 2019-09-24 | 2019-09-24 | Suspension adjusting device, single torsion bar suspension and double torsion bar suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910902765.7A CN110466304B (en) | 2019-09-24 | 2019-09-24 | Suspension adjusting device, single torsion bar suspension and double torsion bar suspension |
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| CN110466304A true CN110466304A (en) | 2019-11-19 |
| CN110466304B CN110466304B (en) | 2024-05-14 |
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| CN201910902765.7A Active CN110466304B (en) | 2019-09-24 | 2019-09-24 | Suspension adjusting device, single torsion bar suspension and double torsion bar suspension |
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| CN110466304B (en) | 2024-05-14 |
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