CN110194226A - Vehicle track device and vehicle - Google Patents
Vehicle track device and vehicle Download PDFInfo
- Publication number
- CN110194226A CN110194226A CN201910629375.7A CN201910629375A CN110194226A CN 110194226 A CN110194226 A CN 110194226A CN 201910629375 A CN201910629375 A CN 201910629375A CN 110194226 A CN110194226 A CN 110194226A
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- vehicle
- wheel assembly
- track device
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- 230000003139 buffering effect Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 11
- 239000002131 composite material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000454 anti-cipatory effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
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- 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
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- 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
- B62D55/12—Arrangement, location, or adaptation of driving sprockets
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- 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
- B62D55/18—Tracks
-
- 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
- B62D55/30—Track-tensioning means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The present invention discloses a kind of vehicle track device and vehicle, vehicle track device includes bracket, the driving wheel assembly being installed on the bracket, thrust wheel assembly, stretching wheel assembly and the crawler belt being set in outside the driving wheel assembly, the thrust wheel assembly and the stretching wheel assembly, the stretching wheel assembly includes: tensioning wheel, for being tensioned the crawler belt；Strainer is connected between the tensioning wheel and the bracket, for providing the tensile force for being tensioned the crawler belt to the tensioning wheel；Buffer gear is connected differently between the tensioning wheel and the bracket with the strainer direction, to provide the cushion effect different from the tensile force direction to the tensioning wheel when buffering to the tensioning wheel.The vehicle track device stability is good, can be improved reliability when passing through complicated landform using the vehicle of the vehicle track device.
Description
Technical field
The present invention relates to engineering machinery field, in particular to a kind of vehicle track device and vehicle.
Background technique
Endless-track vehicle have it is small to ground unit pressure, sink small, adhesive ability is strong, drive through the advantages that ability is good,
The rescue and relief work of adaptability in to(for) complicated landform is stronger, using more and more extensive.Crawler attachment is promoted by multiple
It is more and more prominent to improve vehicle reliability requirement for stability when miscellaneous landform.
Summary of the invention
The purpose of the present invention is to provide a kind of vehicle track devices, and the vehicle track device stability is good, using the vehicle
The vehicle of crawler attachment can be improved reliability when passing through complicated landform, and the present invention also provides a kind of application vehicle tracks
The vehicle of device.
First aspect present invention discloses a kind of vehicle track device, including bracket, the driving wheel being installed on the bracket
Assembly, thrust wheel assembly, stretching wheel assembly and it is set in the driving wheel assembly, the thrust wheel assembly and the tensioning
Crawler belt outside wheel assembly, the stretching wheel assembly include:
Tensioning wheel, for being tensioned the crawler belt；
Strainer is connected between the tensioning wheel and the bracket, for providing to the tensioning wheel for being tensioned
The tensile force of the crawler belt；
Buffer gear is connected differently between the tensioning wheel and the bracket with the strainer direction, with
The cushion effect different from the tensile force direction is provided to the tensioning wheel when to tensioning wheel buffering.
In some embodiments, the buffer gear includes the first bar, the buffer stopper that first end is connect with the tensioning wheel
The second hinged bar with first end and the bracket, first bar and second bar are equipped with hollow portion, and described first
Axial sliding fit and described the of the second end of the second end of bar and second bar along first bar and second bar
The hollow portion of one bar and second bar forms cavity, and the buffer stopper is located in the cavity.
In some embodiments, the buffer stopper is equipped with pin hole, and one end of the cavity is equipped with to be cooperated with the pin hole
Pin shaft, the pin shaft are arranged and along first bar and the axial of second bar relative to first bar or second bar
It is fixed.
In some embodiments, the crawler belt includes the caterpillar teeth on the inside of it, and the driving wheel assembly includes:
Wheel body is driven, is rotatably arranged on the bracket；
Multiple driven rollers, the peripheral surface along the driving wheel body are spaced apart, the relatively described driving wheel body it is rotatable and
Pivot center is parallel with the driving pivot center of wheel body, for the crawler belt tooth engagement to drive the crawler belt.
In some embodiments, the driving wheel assembly further includes that interval is mounted on the driving wheel outer circumferential surface
Multiple support constructions, the support construction includes bearing block and the self-lubricating bearing set that is installed in the bearing block, described more
In the corresponding self-lubricating bearing set for being mounted on the multiple support construction of a driven roller.
In some embodiments, the driving wheel body includes being located at its peripheral surface upper opening towards the driving wheel body radial direction
The gap in outside, the gap are used to cooperate with the outer round surface of the bearing block, and the gap cross-sectional shape includes major arc
Be connected to the major arc both ends and two straightways tangent with the major arc, the endpoint of two straightways far from the major arc
The distance between be less than the bearing block outside diameter.
Second aspect of the present invention discloses a kind of vehicle, including the vehicle track device.
In some embodiments, along the direction of advance of the vehicle, it is total that the stretching wheel assembly is set to the thrust wheel
At front side, the vehicle track device further includes that the branch being set on rear side of the thrust wheel assembly is redirected wheel assembly, described
It includes connection frame, thrust wheel and directive wheel that branch, which is redirected wheel assembly, and the thrust wheel and the directive wheel are rotatably connected to
On the connection frame, the connection frame is pivotably connected on the bracket, the connection frame around with the vehicle advance side
To vertical horizontal swing.
In some embodiments, the directive wheel includes guide wheel rod and is rotatably connected respectively in the guide wheel rod two
Two guide pulley bodies at end, the guide wheel rod are pivotably connected on the connection frame around the direction of advance of the vehicle.
It is used based on vehicle track device provided by the invention by the way that the buffer gear different from strainer direction is arranged
In the cushion effect different from tensile force direction of the offer when being buffered to tensioning wheel, so that the stability of tensioning wheel is helped to improve,
Tensioning wheel is reduced to strainer along the axial force of strainer and the impact of non-axial force, vehicle track device is improved and passes through again
Stability, reliability when miscellaneous landform.
Also there is corresponding beneficial effect using the vehicle of the vehicle track device.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the vehicle track device of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of vehicle track device shown in Fig. 1 removed after crawler belt；
Fig. 3 is the structural schematic diagram of the bracket of vehicle track device shown in Fig. 1；
Fig. 4 is the partial structure diagram of stretching wheel assembly shown in Fig. 1；
Fig. 5 is the explosive view of the buffer gear of stretching wheel assembly shown in Fig. 4；
Fig. 6 is the cross-sectional view of the buffer gear of stretching wheel assembly shown in Fig. 4；
Fig. 7 is the structural schematic diagram of the strainer of stretching wheel assembly shown in Fig. 4；
Fig. 8 is the structural schematic diagram of the broken section of the driving wheel of vehicle track device shown in Fig. 1；
Fig. 9 is the partial enlargement structural representation in the portion A of driving wheel shown in Fig. 8；
Figure 10 is the structural schematic diagram of the driving wheel body of driving wheel assembly shown in Fig. 2；
Figure 11 is the structural schematic diagram of the gap of driving wheel body shown in Figure 10；
Figure 12 is the structural schematic diagram that the self-lubricating bearing of driving wheel shown in Fig. 9 covers；
Figure 13 is the structural schematic diagram of the bearing block of driving wheel shown in Fig. 9；
Figure 14 is that the branch of vehicle track device shown in FIG. 1 is redirected the structural schematic diagram of wheel assembly；
Figure 15 is the explosive view that branch is redirected wheel assembly shown in Figure 14.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
As shown in Figures 1 to 4, the vehicle track device of the present embodiment include bracket 3, the driving wheel that is installed on bracket 3
Assembly 2, thrust wheel assembly 5, stretching wheel assembly and it is set in driving wheel assembly 2, outside thrust wheel assembly 5 and stretching wheel assembly
Crawler belt 1.Driving wheel assembly is for driving crawler belt 1 to rotate, so that vehicle track device be driven to walk.Thrust wheel assembly 5 is installed
In the lower section of vehicle track device, for bearing the load of vehicle track device.
Stretching wheel assembly includes tensioning wheel 6, strainer 7 and buffer gear 8.Tensioning wheel 6 is used for tensioned tracks 1；Tensioning
Mechanism 7 is connected between tensioning wheel 6 and bracket 3, for providing the tensile force for being used for tensioned tracks to tensioning wheel 6；Buffer gear 8
It is connected differently between tensioning wheel 6 and bracket 3 with 7 direction of strainer, to be mentioned when being buffered to tensioning wheel 6 to tensioning wheel 6
For the cushion effect different from tensile force direction.Strainer 7 and buffer gear 8 respectively from different angles apply tensioning wheel 6
Active force.
Since strainer 7 is also having certain buffer function to tensioning wheel 6 along tensile force direction, thus the present embodiment
The tensioning wheel 6 of vehicle track device can have the bufferings of two different directions, when encountering complicated landform, tensioning wheel can
It is more steady reliable.Simultaneously as buffer gear 8 forms an angle with strainer 7, buffer gear 8 is in addition to can be to tensioning
Buffering to strainer 7 along the axial axial force of strainer 7 for wheel 6 is outer, moreover it is possible to buffer tensioning wheel 6 with strainer 7
The impact force axially to form an angle helps to improve vehicle track device and passes through complexity to help to protect strainer 7
Stability, reliability when landform.
In some embodiments, as shown in Figure 1 to Figure 3, the connecting hole for connecting strainer 7 can be set in bracket 3
32 and connection buffer gear 8 connecting hole 33.
In some embodiments, as shown in Figures 4 to 6, buffer gear 8 includes first that first end is connect with tensioning wheel 6
The second bar 83 of bar 81, buffer stopper 82 and first end and bracket 3 hingedly, the first bar 81 and the second bar 83 are equipped with hollow portion, the
Axial sliding fit of the second end of the second end of one bar 81 and the second bar 83 along the first bar 81 and the second bar 83, and the first bar 81
Cavity is formed with the hollow portion of the second bar 83, buffer stopper 82 is set in the cavities.The present embodiment passes through 81 He of the first bar in buffering
The opposite sliding of second bar 83 is to squeeze buffer stopper 82, so as to easily and effectively implement to buffer to tensioning wheel 6,
In some embodiments, as shown in Figure 5 and Figure 6, buffer stopper 82 is equipped with pin hole, and one end of cavity is equipped with matches with pin hole
The pin shaft 84 of conjunction, pin shaft 84 are arranged along the axial direction of the first bar 81 and the second bar 83 and consolidate relative to the first bar 81 or the second bar 83
It is fixed.Pin shaft 84 can be set on the end face in 83 cavity of the first bar 81 or the second bar.By the way that pin shaft 84 is arranged, help to delay
Positioning when punch mechanism 8 is installed to buffer stopper 82, it helps the positioning when buffer gear 8 works to buffer stopper 82.
In some embodiments, as shown in fig. 7, strainer 8 include diaphragm accumulator 72, diaphragm accumulator 72 with
The hydraulic circuit of tensioning hydro-cylinder 71 is connected to, and the pressure of the hydraulic oil of the hydraulic circuit of tensioning hydro-cylinder 71 passes through diaphragm accumulator 72
Diaphragm and diaphragm accumulator in gas pressure dynamic equilibrium.When tensioning wheel 6 is hit, tensioning hydro-cylinder 71 is compressed,
Whole pipeline pressure rise, the gas in diaphragm accumulator 72 are compressed, and hydraulic oil is pressed into diaphragm accumulator 72, are led to
Crossing diaphragm makes gas compression in diaphragm accumulator 72.Similarly, when whole pipeline pressure reduction, in diaphragm accumulator 72
Gas expansion enhance tensioning wheel 6 to the tensile force of crawler belt 1 thus oil liquid ramming system circuit.The setting can be improved
The impact resistance of stretching wheel assembly 6 makes stretching wheel assembly 6 have certain feedback capability to the tensioning of crawler belt 1, improves tensioning
Stability.In the present embodiment, stretching wheel assembly further includes the valve group for connecting diaphragm accumulator 72 and connecting with tensioning hydro-cylinder 71
Assembly 73.
In some embodiments, shown in as shown in Figure 1, Figure 2, Fig. 8 to 10, crawler belt 1 includes the caterpillar teeth on the inside of it, driving
Wheel assembly 2 includes driving wheel body 22 and multiple driven rollers 21.Driving wheel body 22 is rotatably arranged on bracket 3；Multiple driven rollers
21 are spaced apart along the peripheral surfaces of driving wheel bodys 22, opposite that wheel body 22 is driven to can be rotated and pivot center and driving wheel body 22
Pivot center is parallel, for driving crawler belt 1 with crawler belt tooth engagement.
It is rotated by driving driving wheel body 22 relative to bracket 3, driving wheel body 22 drives driven roller 21 around driving wheel body 22
Pivot center revolution drives vehicle row so that crawler belt 3 be driven to rotate with the crawler belt tooth engagement of crawler belt 1 when driven roller 21 revolves
It walks.
The driven roller 21 of the driving wheel assembly 2 of the present embodiment is when with crawler belt tooth engagement to drive crawler belt 1, due to driven roller
21 in addition to the pivot center revolution around driving wheel body 21, can also be around own axes rotation, to help to realize and caterpillar teeth
Engagement only transmits load by radial, reduces opposite sliding, and the sliding for helping to reduce between driving wheel assembly 2 and crawler belt 1 rubs
It wipes, reduces the heat that friction generates, improve 1 use environment of crawler belt, improve the service life of crawler belt 1.
In some embodiments, as shown in Fig. 8 to Figure 13, driving wheel assembly 2 further includes that interval is mounted on driving wheel body 21
Multiple support constructions in peripheral surface, support construction include bearing block 23 and the self-lubricating bearing set that is installed in bearing block 23
24, the corresponding self-lubricating bearing for being mounted on multiple support constructions of multiple driven rollers 21 covers in 24.Bearing block 23 can be such as Figure 13 institute
Show that setting installation inner hole, self-lubricating bearing set 24 are shown in Fig.12 the cylinder that setting is matched with the installation inner hole of bearing block 23
Body, by the way that cylinder to be inserted into the installation inner hole of bearing block 23, to self-lubricating bearing set 24 be installed in bearing block 23, so
Afterwards by the way that bearing block 23 to be installed in the peripheral surface of driving wheel body 22, support construction can be installed to driving wheel body 22
On.Driven roller 21 may include the driving portion for cooperating with caterpillar teeth 31 and the axle journal for installation positioned at driving portion both ends
Portion, the self-lubricating bearing by the way that collar to be installed on to support construction cover in 24, it can be achieved that the rotation of driven roller 21.The present embodiment
21 mounting structure of driven roller it is simple, convenient, and reliable.
In some embodiments, the material of self-lubricating bearing set 24 is light-weight high-polymer material or light composite material.From
Lubricating bearing holder (housing, cover) can be copper radical self-lubricating bearing holder (housing, cover), can also using high molecular material, composite material etc., the present embodiment from
Bearing holder (housing, cover) 24 is lubricated using the high molecular material or light composite material of lightweight, and the rotation for helping to reduce driving wheel assembly 2 is used
Amount, facilitates the lightweight of structure.
In some embodiments, as shown in Figure 10,11, driving wheel body 22 includes being located at its peripheral surface upper opening towards driving
The gap 221 of 22 radial outside of wheel body, gap 221 are used to cooperate with the outer round surface of bearing block 23,221 cross-sectional shape of gap
Including major arc and be connected to major arc both ends and two straightways tangent with major arc, two straightways far between the endpoint of major arc away from
From the outside diameter that L is less than bearing block 23.The setting, convenient for the installation of bearing block 23, while distance L is less than the outer of bearing block 23
Circular diameter, but the installation for facilitating bearing block 23 is firm, prevents bearing block 23 from falling off at work from gap 221.In addition, will slit
Mouth is designed to that the form of major arc and straightway cooperation, major arc section help to fit closely with the outer round surface of bearing block 23, together
When straightway setting be convenient for bearing block 23 to be inserted into gap 221, while being also convenient for realizing the processing to gap 221.
In some embodiments, vehicle track assembly is triangle track rail assembly, and crawler belt 1 is rubber belt track 1, and caterpillar teeth is rubber
Glue caterpillar teeth.The architecture quality that the vehicle track assembly of the present embodiment helps to play triangle track rail assembly is light, travel speed is fast,
The advantages that cross-country power is strong.Meanwhile the heating problem of the rubber belt track of triangle track rail assembly is helped avoid, to improve rubber
The travel speed and bearing capacity of crawler belt, improve the service life of rubber belt track, while helping to alleviate the jump tooth of rubber belt track
Caused rubber belt track tooth gnaws tooth problem.
In some embodiments, above-mentioned vehicle track device is applied on vehicle.
In some embodiments, shown in as shown in Figure 1, Figure 2, Figure 14 and Figure 15, along the direction of advance of vehicle, stretching wheel assembly is set
It is placed in the front side of thrust wheel assembly 5, vehicle track device further includes that the branch being set on rear side of thrust wheel assembly 5 is redirected wheel assembly
4, it includes connection frame 42, thrust wheel 43 and directive wheel 41 that branch, which is redirected wheel assembly 4, and thrust wheel 43 and directive wheel 41 rotationally connect
It connects on connection frame 42, connection frame 42 is pivotably connected on bracket 3, and connection frame 42 is around the cross vertical with vehicle forward direction
To swing.In some embodiments, laterally in the horizontal direction.The branch of anticipatory remark embodiment is redirected wheel assembly 4 for 41 He of directive wheel
Thrust wheel 43 is connected on the same swingable connection frame 42, to can produce connection between directive wheel 41 and thrust wheel 43
Dynamic, when passing through complicated landform, directive wheel 41 can be better adapted to and be buffered, while thrust wheel 43 can also be to directive wheel 41
Generation preferably supports, and facilitates the substantially swing for preventing directive wheel 41 and falls off.
In some embodiments, shown in as shown in Figure 1, Figure 2, Figure 14 and Figure 15, directive wheel 41 includes guide wheel rod 44 and difference
It is rotatably connected in two guide pulley bodies at 44 both ends of guide wheel rod, guide wheel rod 44 swingably connects around the direction of advance of vehicle
It connects on connection frame.Guide wheel rod can be as shown in figure 15, by being placed in the inverted U-channel of connection frame 42, then connecting pin
Axis 45 is inserted into the pin hole of guide wheel rod 44 and connection frame 42 simultaneously, then passes through the end lock of 47 pairs of lock piece connection pin shafts 45
Only, so as to realize that guide wheel rod 44 is pivotably connected on connection frame 42 around connection pin shaft 45, guide wheel rod 44 may be used also
It is connected by antifriction sleeve 46.The directive wheel 41 of the present embodiment in addition to can with connection frame 42 around horizontal swing other than, directive wheel
41 can also swing around direction of advance with respect to connection frame, increase the swing freedom degree of directive wheel 41, improve the spirit of directive wheel 41
Adaptability active and to complicated landform.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, it should be understood by those ordinary skilled in the art that: still
It can modify to a specific embodiment of the invention or some technical features can be equivalently replaced；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (9)
1. a kind of vehicle track device, including bracket (3), the driving wheel assembly (2), the thrust wheel that are installed on the bracket (3)
Assembly (5), stretching wheel assembly and it is set in the driving wheel assembly (2), the thrust wheel assembly (5) and the tensioning wheel
Crawler belt (1) outside assembly, which is characterized in that the stretching wheel assembly includes:
Tensioning wheel (6), for being tensioned the crawler belt (1)；
Strainer (7) is connected between the tensioning wheel (6) and the bracket (3), for providing to the tensioning wheel (6)
For being tensioned the tensile force of the crawler belt (1)；
Buffer gear (8), with the strainer (7) direction be connected differently the tensioning wheel (6) and the bracket (3) it
Between, the cushion effect different from the tensile force direction is provided to the tensioning wheel (6) when buffering to the tensioning wheel (6).
2. vehicle track device as described in claim 1, which is characterized in that the buffer gear (8) includes first end and institute
First bar (81), buffer stopper (82) and first end of tensioning wheel (6) connection and the second bar (83) that the bracket (3) are hinged are stated,
First bar (81) and second bar (83) are equipped with hollow portion, the second end of first bar (81) and second bar
(83) axial sliding fit and first bar (81) of the second end along first bar (81) and second bar (83) and
The hollow portion of second bar (83) forms cavity, and the buffer stopper (82) is located in the cavity.
3. vehicle track device as claimed in claim 2, which is characterized in that the buffer stopper (82) is equipped with pin hole, the sky
One end of chamber is equipped with the pin shaft (84) cooperated with the pin hole, and the pin shaft (84) is along first bar (81) and second bar
(83) axial direction is arranged and fixes relative to first bar (81) or second bar (83).
4. vehicle track device as described in claim 1, which is characterized in that the crawler belt (1) includes the shoe on the inside of it
Band tooth, the driving wheel assembly (2) include:
It drives wheel body (22), is rotatably arranged on the bracket (3)；
Multiple driven rollers (21), the peripheral surface along driving wheel body (22) are spaced apart, the relatively described driving wheel body (22)
Can be rotated and pivot center it is parallel with the driving pivot center of wheel body (22), for the crawler belt tooth engagement to drive
State crawler belt (1).
5. vehicle track device as claimed in claim 4, which is characterized in that the driving wheel assembly (2) further includes interval peace
Multiple support constructions in described driving wheel body (22) peripheral surface, the support construction include bearing block (23) and installation
In the self-lubricating bearing set (24) in the bearing block, the multiple driven roller (21) correspondence is mounted on the multiple support construction
Self-lubricating bearing set (24) in.
6. vehicle track device as claimed in claim 5, which is characterized in that the driving wheel body (22) includes being located at its periphery
Surface upper opening is towards the gap (221) for driving wheel body (22) radial outside, and the gap (221) is used for and the bearing block
(23) outer round surface cooperation, gap (221) cross-sectional shape include major arc and be connected to the major arc both ends and with institute
Two tangent straightways of major arc are stated, the distance between the endpoint of two straightway far from the major arc is less than the bearing block
Outside diameter.
7. a kind of vehicle, which is characterized in that including the vehicle track device as described in claim 1 to 6 is any.
8. vehicle as claimed in claim 7, which is characterized in that along the direction of advance of the vehicle, the stretching wheel assembly is set
It is placed in the front side of the thrust wheel assembly (5), the vehicle track device further includes being set on rear side of the thrust wheel assembly (5)
Branch be redirected wheel assembly (4), it includes connection frame (42), thrust wheel (43) and directive wheel that the branch, which is redirected wheel assembly (4),
(41), the thrust wheel (43) and the directive wheel (41) are rotatably connected on the connection frame (42), the connection frame
(42) it is pivotably connected on the bracket (3), the connection frame (42) is around the transverse direction vertical with the vehicle forward direction
It swings.
9. vehicle as claimed in claim 8, which is characterized in that the directive wheel includes guide wheel rod (44) and can be rotated respectively
It is connected to two guide pulley bodies at the guide wheel rod (44) both ends, direction of advance of the guide wheel rod (44) around the vehicle
It is pivotably connected on the connection frame (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629375.7A CN110194226A (en) | 2019-07-12 | 2019-07-12 | Vehicle track device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629375.7A CN110194226A (en) | 2019-07-12 | 2019-07-12 | Vehicle track device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110194226A true CN110194226A (en) | 2019-09-03 |
Family
ID=67756036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910629375.7A Pending CN110194226A (en) | 2019-07-12 | 2019-07-12 | Vehicle track device and vehicle |
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| CN (1) | CN110194226A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110816701A (en) * | 2019-11-05 | 2020-02-21 | 重庆长安工业(集团)有限责任公司 | Driving structure of driving wheel of triangular crawler wheel |
| CN114514872A (en) * | 2022-04-20 | 2022-05-20 | 江苏科翔制泵有限公司 | Agricultural irrigation transport vehicle with strong obstacle crossing capability and use method thereof |
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|---|---|---|---|---|
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| CN114514872A (en) * | 2022-04-20 | 2022-05-20 | 江苏科翔制泵有限公司 | Agricultural irrigation transport vehicle with strong obstacle crossing capability and use method thereof |
| CN114514872B (en) * | 2022-04-20 | 2022-07-05 | 江苏科翔制泵有限公司 | Agricultural irrigation transport vehicle with strong obstacle crossing capability and use method thereof |
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