CN110641566A - Tracked vehicle suspension assembly and tracked vehicle - Google Patents
Tracked vehicle suspension assembly and tracked vehicle Download PDFInfo
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- CN110641566A CN110641566A CN201911076181.5A CN201911076181A CN110641566A CN 110641566 A CN110641566 A CN 110641566A CN 201911076181 A CN201911076181 A CN 201911076181A CN 110641566 A CN110641566 A CN 110641566A
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- supporting seat
- assembly
- elbow
- suspension assembly
- tracked vehicle
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- 239000000725 suspension Substances 0.000 title claims abstract description 58
- 230000008093 supporting effect Effects 0.000 claims abstract description 96
- 238000013016 damping Methods 0.000 claims abstract description 51
- 230000009467 reduction Effects 0.000 claims description 17
- 239000000428 dust Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/104—Suspension devices for wheels, rollers, bogies or frames
- B62D55/108—Suspension devices for wheels, rollers, bogies or frames with mechanical springs, e.g. torsion bars
- B62D55/1083—Torsion-bar springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/104—Suspension devices for wheels, rollers, bogies or frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/14—Arrangement, location, or adaptation of rollers
- B62D55/15—Mounting devices, e.g. bushings, axles, bearings, sealings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention provides a tracked vehicle suspension assembly and a tracked vehicle, wherein the suspension assembly is arranged on a vehicle body of the tracked vehicle and is used for supporting a track of the tracked vehicle, and the suspension assembly comprises: the support comprises a support seat, a balance elbow, a torsion damping assembly and a support wheel assembly; the supporting seat is connected with the vehicle body and is provided with a cavity; the balance elbow is sleeved at one end of the supporting seat and can rotate relative to the supporting seat; one end of the torsion damping assembly is connected with the balance elbow, and the other end of the torsion damping assembly penetrates through the cavity and then is connected with the other end of the supporting seat; the supporting wheel component is connected with the balance elbow, and the circumferential surface of the supporting wheel component is attached to the crawler belt. The two ends of the torsion damping assembly are respectively connected with the supporting seat and the balance elbow which are positioned on the same side of the vehicle body, so that the suspension assembly becomes an independent module, the suspension assembly is simpler to disassemble, and the suspension assembly is convenient to maintain or replace.
Description
Technical Field
The invention relates to the technical field of tracked vehicles, in particular to a tracked vehicle suspension assembly and a tracked vehicle.
Background
At present, in the related art, a suspension device of a tracked vehicle is provided with a torsion bar, two ends of the torsion bar are connected with track bearing wheels on two sides of the tracked vehicle, and the torsion bar transversely penetrates through the bottom of the vehicle body; when the suspension assembly needs to be maintained, the torsion bar is simultaneously connected with the bearing wheels on two sides of the crawler, so that the suspension assembly is difficult to disassemble, and the maintenance or replacement of the suspension assembly is more time-consuming and labor-consuming.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first aspect of the present invention proposes a crawler suspension assembly.
A second aspect of the invention provides a crawler.
In view of this, a first aspect of the present invention provides a tracked vehicle suspension assembly comprising: the support comprises a support seat, a balance elbow, a torsion damping assembly and a support wheel assembly; the supporting seat is used for being connected with a crawler body of the crawler, a cavity is arranged in the supporting seat, and an opening communicated with the cavity is formed in the outer end of the supporting seat; one end of the balance elbow is used for being connected with a bearing wheel of the crawler, and the other end of the balance elbow is sleeved at the outer end of the supporting seat and can rotate relative to the supporting seat; the outer end of the torsion damping assembly is fixedly connected with the other end of the balance elbow, and the inner end of the torsion damping assembly penetrates through the cavity through the opening and is connected with the other end of the supporting seat.
According to the suspension assembly provided by the invention, the supporting seat is connected with the vehicle body, the balance elbow is sleeved on the supporting seat, the supporting wheel is connected with the balance elbow to ensure that the supporting wheel is attached to the track, one end of the torsion vibration reduction assembly is connected with the balance elbow, the other end of the torsion vibration reduction assembly is connected with the supporting seat, in the rotating process of the balance elbow, one end of the torsion vibration reduction assembly connected with the balance elbow rotates relative to the supporting seat together with the balance elbow, and the end of the torsion vibration reduction assembly connected with the supporting seat is static relative to the supporting seat, so that the torsion vibration reduction assembly deforms, the impact of the up-and-down fluctuation of the supporting wheel on the vehicle body is reduced, and. Two ends of the torsion damping assembly are respectively connected with the supporting seat and the balance elbow which are positioned on the same side of the vehicle body, so that the suspension assembly becomes an independent module, the suspension assembly is simpler to disassemble, and the suspension assembly is convenient to maintain or replace; and torsion damping assembly no longer need run through the automobile body bottom, has reduced the occupation of suspension assembly to the space of automobile body bottom, the inside overall arrangement of automobile body of being convenient for more.
Preferably, the automobile body includes the crossbeam, and the crossbeam is located the bottom of automobile body, is provided with a plurality of connecting plates on the crossbeam, and the supporting seat is connected with two at least connecting plates.
Preferably, the suspension assembly is located on the outside of the body side wall to further reduce the footprint of the underbody space.
In addition, the suspension assembly in the above technical solution provided by the present invention may further have the following additional technical features:
in the above technical scheme, preferably, the suspension assembly further includes a connection sleeve, the connection sleeve is sleeved outside the torsion damping assembly, one end of the connection sleeve is fixedly connected with the torsion damping assembly, and the other end of the connection sleeve is fixedly connected with the balance elbow.
In the technical scheme, the suspension assembly is provided with the connecting sleeve, the connecting sleeve is used for connecting the balance elbow and the torsion vibration reduction assembly, so that the torsion vibration reduction assembly and one end connected with the connecting sleeve, the connecting sleeve and the balance elbow rotate together relative to the supporting seat, and the vibration reduction effect of the torsion vibration reduction assembly is ensured.
Preferably, the connecting sleeve is sleeved at the end of the torsional vibration damping assembly, the bolt penetrates through the connecting sleeve and then is screwed at the end of the torsional vibration damping assembly, and the torsional vibration damping assembly is connected with the connecting sleeve through a spline.
Preferably, the connecting sleeve is connected to the balance elbow flange.
In any of the above technical solutions, preferably, the torsional vibration damping assembly includes: and one end of the elastic torsion bar is connected with the connecting sleeve, and the other end of the elastic torsion bar is connected with the supporting seat.
In the technical scheme, the torsion vibration damping assembly at least comprises an elastic torsion bar, the elastic torsion bar can deform around the axis direction of the torsion bar, and after the elastic torsion bar deforms, a supporting force is provided for the supporting wheel, so that the supporting wheel is tightly attached to the crawler belt, the supporting effect of the supporting wheel on the wheel belt is ensured, the impact caused by the up-and-down fluctuation of the supporting wheel can be effectively reduced, and the vibration of a vehicle body is reduced.
In any of the above technical solutions, preferably, the torsional vibration damping assembly includes: at least one elasticity torque tube, at least one elasticity torque tube cover is located on the elasticity torsion bar, and the one end of at least one elasticity torque tube is connected with the elasticity torsion bar, and the other end is connected with the supporting seat.
In this technical scheme, torsion damping subassembly still includes the elasticity torque tube, and the outside of elasticity torsion bar is located to the elasticity torque tube cover, and the elasticity torsion bar no longer with supporting seat lug connection, but through elasticity torque tube and supporting seat connection, when the deformation takes place for the elasticity torsion bar, the deformation also takes place together for the elasticity torque tube, and then has promoted torsion damping subassembly's deformation volume, has promoted torsion damping subassembly's damping effect.
Preferably, when the number of the elastic torsion tubes is multiple, the elastic torsion tubes are sequentially sleeved together and are connected end to end in an alternating manner. The number of the elastic torsion tubes can be determined according to the actual conditions of the length of the balance elbow, the static and dynamic travel of the bearing wheel, the bearing capacity of the bearing wheel and the like.
In any of the above embodiments, preferably, the axis of rotation of the balance elbow relative to the support base, the axis of the resilient torsion bar and the axis of the at least one resilient torsion tube are coaxial.
In this technical scheme, the axis of the relative supporting seat pivoted axis of balanced elbow, elasticity torsion bar is coaxial with the axis of elasticity torque tube, ensures that the atress of elasticity torsion bar and elasticity torque tube is given first place to torsion force, reduces elasticity torsion bar and elasticity torque tube and is following the atress of self radial direction, and then reduces elasticity torsion bar and elasticity torque tube along self radial deformation, has promoted the life of elasticity torsion bar and elasticity torque tube.
In any of the above technical solutions, preferably, the suspension assembly further includes a limiting block, and the limiting block is connected with the supporting seat; wherein, under the condition of rotating to the extreme position based on balanced elbow, balanced elbow contacts with the stopper.
In this technical scheme, the turned angle of balanced elbow is restricted to the stopper, avoids the turned angle of balanced elbow too big and makes torsion damping component's deformation volume too big, and then avoids torsion damping component to break or permanent deformation, ensures torsion damping component's life-span.
In any of the above embodiments, preferably, the suspension assembly further comprises a bearing assembly disposed between the balance elbow and the support base to support the balance elbow.
In this technical scheme, bearing assembly realizes guaranteeing balanced elbow pivoted flexibility to the support of balanced elbow, reduces balanced elbow and the supporting seat because of the wearing and tearing that the relative rotation caused.
In any of the above technical solutions, preferably, the bearing assembly includes a sliding bearing and a deep groove ball bearing, the sliding bearing and the deep groove ball bearing are both sleeved on the supporting seat, and the deep groove ball bearing is located at one side of the sliding bearing; the suspension assembly further comprises a dustproof ring, and the dustproof ring is sleeved on the supporting seat and located on the other side of the sliding bearing.
In this technical scheme, slide bearing realizes radially the support to the balance elbow at self, and deep groove ball bearing realizes radially the support to the balance elbow at self while, and is spacing to the balance elbow in self axial, ensures the support effect of bearing assembly to the balance elbow. Set up deep groove ball bearing in one side of slide bearing, the opposite side sets up the dust ring, and deep groove ball bearing is from taking the shield, and then avoids impurity such as dust to enter into between balanced elbow and the supporting seat, ensures to rotate smoothly between balanced elbow and the supporting seat.
Preferably, the bearing assembly comprises at least two tapered roller bearings, the two tapered roller bearings being disposed oppositely.
A second aspect of the invention provides a crawler comprising a suspension assembly as described in any one of the preceding claims, whereby the suspension assembly comprises all the advantages of the suspension assembly as described in any one of the preceding claims.
In any of the above solutions, preferably, the crawler includes a support wheel assembly, and the support wheel assembly includes: the rotating shaft and the at least two supporting wheels; the rotating shaft is connected with the balance elbow; at least two supporting wheels are connected with the rotating shaft and arranged on two sides of the balance elbow.
In this technical scheme, two at least supporting wheels set up respectively in the both sides of balanced elbow for the atress of balanced elbow both sides is more balanced, reduces balanced elbow along the axial atress of pivot, reduces the intensity requirement to balanced elbow, has alleviateed the weight of balanced elbow.
Preferably, the number of support wheels is even, the support wheels being symmetrically arranged with respect to the balance elbow.
The supporting wheel component is connected with the balance elbow, and the circumferential surface of the supporting wheel component is attached to the crawler belt.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 illustrates a schematic structural view of a suspension assembly according to one embodiment of the present invention;
FIG. 2 illustrates a front view of a suspension assembly according to one embodiment of the present invention;
FIG. 3 illustrates a cross-sectional view of a suspension assembly according to one embodiment of the present invention;
wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
the device comprises a vehicle body 1, a support base 2, a balance elbow 3, a support wheel assembly 4, a rotating shaft 42, a support wheel 44, a connecting sleeve 5, a limiting block 6, a crawler belt 7, a torsion damping assembly 8, an elastic torsion bar 82, an elastic torsion tube 84, a bearing assembly 9, a sliding bearing 92, a deep groove ball bearing 94 and a dust ring 10.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The tracked vehicle suspension assembly and the tracked vehicle according to some embodiments of the present invention are described below with reference to fig. 1-3.
In a first aspect embodiment of the invention, as shown in fig. 1-3, the invention provides a tracked vehicle suspension assembly comprising: the support seat 2, the balance elbow 3, the torsion damping assembly 8 and the support wheel assembly 4; the supporting seat 2 is used for being connected with the crawler body 1 of the crawler, a cavity is arranged in the supporting seat 2, and an opening communicated with the cavity is formed in the outer end of the supporting seat 2; one end of the balance elbow 3 is used for being connected with a bearing wheel of the crawler, and the other end of the balance elbow is sleeved at the outer end of the supporting seat 2 and can rotate relative to the supporting seat 2; the outer end of the torsion damping component 8 is fixedly connected with the other end of the balance elbow 3, and the inner end of the torsion damping component penetrates through the cavity through the opening and is connected with the other end of the supporting seat 2.
In this embodiment, the supporting seat 2 is connected with the vehicle body 1, the balance elbow 3 is sleeved on the supporting seat 2, the supporting wheel 44 is connected with the balance elbow 3, ensure that the supporting wheel 44 is attached to the track 7, one end of the torsion vibration reduction assembly 8 is connected with the balance elbow 3, the other end is connected with the supporting seat 2, the balance elbow 3 is in the rotating process, one end of the torsion vibration reduction assembly 8 connected with the balance elbow 3 rotates relative to the supporting seat 2 together with the balance elbow 3, the one end of the torsion vibration reduction assembly 8 connected with the supporting seat 2 is static relative to the supporting seat 2, and further the torsion vibration reduction assembly 8 is deformed, reduce the impact of the fluctuation of the supporting wheel 44 on the vehicle body 1, and ensure that the supporting wheel 44 is attached to the track 7. Two ends of the torsion damping assembly 8 are respectively connected with the supporting seat 2 and the balance elbow 3 which are positioned on the same side of the vehicle body 1, so that the suspension assembly becomes an independent module, the suspension assembly is simpler to disassemble, and the suspension assembly is convenient to maintain or replace; and torsion damping assembly 8 no longer need run through automobile body 1 bottom, has reduced the occupation of suspension assembly to the space of automobile body 1 bottom, the inside overall arrangement of automobile body 1 of being more convenient for.
Preferably, automobile body 1 includes the crossbeam, and the crossbeam is located the bottom of automobile body 1, is provided with a plurality of connecting plates on the crossbeam, and supporting seat 2 is connected with two at least connecting plates.
Preferably, the suspension assembly is located outside the side walls of the vehicle body 1, further reducing the footprint of the vehicle body 1 floor space.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 3, the suspension assembly further includes a connecting sleeve 5, the connecting sleeve 5 is sleeved outside the torsional vibration damping assembly 8, one end of the connecting sleeve 5 is fixedly connected to the torsional vibration damping assembly 8, and the other end is fixedly connected to the balance elbow 3.
In this embodiment, the suspension assembly is provided with a connecting sleeve 5, the connecting sleeve 5 connects the balance elbow 3 with the torsional vibration damping assembly 8, so that the torsional vibration damping assembly 8 and the connecting end of the connecting sleeve 5, the connecting sleeve 5 and the balance elbow 3 rotate together relative to the supporting seat 2, and the vibration damping effect of the torsional vibration damping assembly 8 is ensured.
Preferably, the connecting sleeve 5 is sleeved on the end of the torsional vibration damping assembly 8, the bolt passes through the connecting sleeve 5 and then is screwed on the end of the torsional vibration damping assembly 8, and the torsional vibration damping assembly 8 is connected with the connecting sleeve 5 through a spline.
Preferably, the connecting sleeve 5 is flanged to the balance elbow 3.
In one embodiment of the present invention, preferably, as shown in fig. 3, the torsional vibration damping module 8 includes: and one end of the elastic torsion bar 82 is connected with the connecting sleeve 5, and the other end of the elastic torsion bar 82 is connected with the supporting seat 2.
In this embodiment, the torsional vibration damping assembly 8 at least includes an elastic torsion bar 82, the elastic torsion bar 82 can deform around its axis, and after the elastic torsion bar 82 deforms, the elastic torsion bar 82 provides a supporting force for the supporting wheel 44, so that the supporting wheel 44 and the track 7 are tightly attached to ensure the supporting effect of the supporting wheel 44 on the belt, and the impact caused by the up-and-down movement of the supporting wheel 44 can be effectively reduced, so as to reduce the vibration of the vehicle body 1.
In one embodiment of the present invention, preferably, as shown in fig. 3, the torsional vibration damping module 8 includes: at least one elastic torsion tube 84, at least one elastic torsion tube 84 is sleeved on the elastic torsion bar 82, one end of at least one elastic torsion tube 84 is connected with the elastic torsion bar 82, and the other end is connected with the supporting seat 2.
In this embodiment, the torsion damping assembly 8 further includes an elastic torsion tube 84, the elastic torsion tube 84 is sleeved outside the elastic torsion bar 82, the elastic torsion bar 82 is not directly connected to the supporting seat 2, but is connected to the supporting seat 2 through the elastic torsion tube 84, and when the elastic torsion bar 82 deforms, the elastic torsion tube 84 also deforms, so as to improve the deformation of the torsion damping assembly 8 and improve the damping effect of the torsion damping assembly 8.
Preferably, when there are a plurality of elastic torsion tubes 84, the elastic torsion tubes 84 are sequentially sleeved together and are connected end to end alternately. The number of torsion tubes 84 can be determined based on the length of the balance elbow 3, the static and dynamic travel of the bearing wheel, the bearing force of the bearing wheel, and other practical conditions.
In one embodiment of the invention, the axis of rotation of balance elbow 3 relative to the support base, the axis of resilient torsion bar 82 and the axis of at least one resilient torsion tube 84 are preferably coaxial, as shown in figures 1-3.
In this embodiment, the axis of the balance elbow 3 rotating relative to the support seat, the axis of the elastic torsion bar 82 and the axis of the elastic torsion tube 84 are coaxial, so as to ensure that the stress of the elastic torsion bar 82 and the elastic torsion tube 84 is mainly torsion force, reduce the stress of the elastic torsion bar 82 and the elastic torsion tube 84 in the radial direction of the elastic torsion bar 82 and the elastic torsion tube 84, further reduce the deformation of the elastic torsion bar 82 and the elastic torsion tube 84 in the radial direction of the elastic torsion bar 82 and the elastic torsion tube 84, and prolong the service life of the elastic torsion bar 82 and the elastic torsion.
In one embodiment of the present invention, preferably, as shown in fig. 1, the suspension assembly further includes a limit block 6, and the limit block 6 is connected with the support seat 2; wherein, under the condition of rotating to the extreme position based on balanced elbow 3, balanced elbow 3 contacts with stopper 6.
In this embodiment, the limiting block 6 limits the rotation angle of the balance elbow 3, so as to avoid the too large rotation angle of the balance elbow 3 and the too large deformation of the torsion damping assembly 8, further avoid the fracture or permanent deformation of the torsion damping assembly 8, and ensure the service life of the torsion damping assembly 8.
In one embodiment of the present invention, preferably, as shown in fig. 3, the suspension assembly further includes a bearing assembly 9, bearing assembly 9 being disposed between balance elbow 3 and support base 2 to support balance elbow 3.
In this embodiment, bearing assembly 9 provides support for balance elbow 3, ensures the flexibility of balance elbow 3 rotation, and reduces wear on balance elbow 3 and support base 2 due to relative rotation.
In one embodiment of the present invention, preferably, as shown in fig. 3, the bearing assembly 9 includes a sliding bearing 92 and a deep groove ball bearing 94, the sliding bearing 92 and the deep groove ball bearing 94 are both sleeved on the support base 2, and the deep groove ball bearing 94 is located at one side of the sliding bearing 92; the suspension assembly further comprises a dust ring 10, and the dust ring 10 is sleeved on the support base 2 and located on the other side of the sliding bearing 92.
In this embodiment, the sliding bearing 92 supports the balance elbow 3 in the radial direction of the sliding bearing, and the deep groove ball bearing 94 supports the balance elbow 3 in the radial direction of the sliding bearing while limiting the balance elbow 3 in the axial direction of the sliding bearing, so as to ensure the supporting effect of the bearing assembly 9 on the balance elbow 3. Set up deep groove ball bearing 94 on one side of slide bearing 92, the opposite side sets up dust ring 10, and deep groove ball bearing 94 is from taking the shield, and then avoids impurity such as dust to enter into between balanced elbow 3 and the supporting seat 2, ensures to rotate smoothly between balanced elbow 3 and the supporting seat.
Preferably, the bearing assembly 9 includes at least two tapered roller bearings, which are disposed oppositely.
In an embodiment of a second aspect of the present invention, there is provided a crawler comprising a suspension assembly as described in any one of the embodiments above, whereby the suspension assembly comprises all the benefits of the suspension assembly as described in any one of the embodiments above.
In one embodiment of the present invention, preferably, as shown in fig. 2, the support wheel assembly 4 includes: a shaft 42 and at least two support wheels 44; the rotating shaft 42 is connected with the balance elbow 3; at least two support wheels 44 are connected to the shaft 42 and are arranged on either side of the balance elbow 3.
In this embodiment, at least two support wheels 44 are disposed on two sides of the balance elbow 3, so that the forces on two sides of the balance elbow 3 are more balanced, the axial force of the balance elbow 3 along the rotation shaft 42 is reduced, the strength requirement on the balance elbow 3 is reduced, and the weight of the balance elbow 3 is reduced.
Preferably, support wheels 44 are even in number, support wheels 44 being symmetrically disposed with respect to balance elbow 3.
The supporting wheel assembly 4 is connected with the balance elbow 3, and the circumferential surface of the supporting wheel assembly 4 is attached to the crawler belt 7.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A tracked vehicle suspension assembly, comprising:
the supporting seat is used for being connected with a crawler body of the crawler, a cavity is arranged in the supporting seat, and an opening communicated with the cavity is formed in the outer end of the supporting seat;
one end of the balance elbow is used for being connected with a bearing wheel of the crawler, and the other end of the balance elbow is sleeved at the outer end of the supporting seat and can rotate relative to the supporting seat;
and the outer end of the torsion vibration reduction assembly is fixedly connected with the other end of the balance elbow, and the inner end of the torsion vibration reduction assembly penetrates through the cavity through the opening and is fixedly connected with the supporting seat.
2. The tracked vehicle suspension assembly defined in claim 1, further comprising:
the connecting sleeve is sleeved on the outer side of the torsion vibration reduction assembly, one end of the connecting sleeve is fixedly connected with the torsion vibration reduction assembly, and the other end of the connecting sleeve is fixedly connected with the balance elbow.
3. The tracked vehicle suspension assembly defined in claim 2, wherein said torsional vibration damping assembly comprises:
and one end of the elastic torsion bar is connected with the connecting sleeve, and the other end of the elastic torsion bar is connected with the supporting seat.
4. The tracked vehicle suspension assembly defined in claim 3, wherein said torsional vibration damping assembly comprises:
the elastic torsion bar is sleeved with the at least one elastic torsion tube, one end of the at least one elastic torsion tube is connected with the elastic torsion bar, and the other end of the at least one elastic torsion tube is connected with the supporting seat.
5. The tracked vehicle suspension assembly defined in claim 4,
the axis of the balance elbow rotating relative to the supporting seat, the axis of the elastic torsion bar and the axis of the at least one elastic torsion tube are coaxial.
6. The tracked vehicle suspension assembly defined in any one of claims 1-5, further comprising:
the limiting block is connected with the supporting seat;
wherein, based on balanced elbow rotates to extreme position's the condition under, balanced elbow with the stopper contacts.
7. The tracked vehicle suspension assembly defined in any one of claims 1-5, further comprising:
a bearing assembly disposed between the balance elbow and the support base to support the balance elbow.
8. The tracked vehicle suspension assembly defined in claim 7,
the bearing assembly comprises a sliding bearing and a deep groove ball bearing, the sliding bearing and the deep groove ball bearing are both sleeved on the supporting seat, and the deep groove ball bearing is positioned on one side of the sliding bearing;
the suspension assembly further comprises a dustproof ring, and the dustproof ring is sleeved on the supporting seat and located on the other side of the sliding bearing.
9. A tracked vehicle comprising a tracked vehicle suspension assembly according to any one of claims 1 to 8.
10. The crawler of claim 9, further comprising a support wheel assembly, said support wheel assembly comprising:
the rotating shaft is connected with the balance elbow;
at least two supporting wheels, at least two supporting wheels with the pivot is connected, set up in the both sides of balanced elbow.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911076181.5A CN110641566A (en) | 2019-11-06 | 2019-11-06 | Tracked vehicle suspension assembly and tracked vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911076181.5A CN110641566A (en) | 2019-11-06 | 2019-11-06 | Tracked vehicle suspension assembly and tracked vehicle |
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| CN110641566A true CN110641566A (en) | 2020-01-03 |
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| CN201911076181.5A Pending CN110641566A (en) | 2019-11-06 | 2019-11-06 | Tracked vehicle suspension assembly and tracked vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112336538A (en) * | 2020-11-28 | 2021-02-09 | 王海立 | Balanced wheelchair |
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| CN210734335U (en) * | 2019-11-06 | 2020-06-12 | 三一汽车制造有限公司 | Tracked vehicle suspension assembly and tracked vehicle |
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2019
- 2019-11-06 CN CN201911076181.5A patent/CN110641566A/en active Pending
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| FR2582996A1 (en) * | 1985-06-10 | 1986-12-12 | Chaneac Andre | Torsion bar suspension |
| EP0943533A2 (en) * | 1998-03-19 | 1999-09-22 | Hägglunds Vehicle AB | Wheel suspension system for tracked vehicles |
| CN101445030A (en) * | 2007-11-28 | 2009-06-03 | 中国北方车辆研究所 | Torsion bar suspension realizing circumferential rotation adjustment and self-locking by worm and gear |
| CN205239689U (en) * | 2015-12-22 | 2016-05-18 | 北京德高洁清洁设备有限公司 | Independent car -type caterpillar base plate |
| CN110126579A (en) * | 2019-04-01 | 2019-08-16 | 中国北方车辆研究所 | A kind of electromechanical draft hitch based on torsion-bar spring |
| CN210734335U (en) * | 2019-11-06 | 2020-06-12 | 三一汽车制造有限公司 | Tracked vehicle suspension assembly and tracked vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112336538A (en) * | 2020-11-28 | 2021-02-09 | 王海立 | Balanced wheelchair |
| CN112336538B (en) * | 2020-11-28 | 2022-12-09 | 王海立 | Balanced wheelchair |
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