CN109334432A - Wheel undercarriage and unmanned platform truck - Google Patents
Wheel undercarriage and unmanned platform truck Download PDFInfo
- Publication number
- CN109334432A CN109334432A CN201811520092.0A CN201811520092A CN109334432A CN 109334432 A CN109334432 A CN 109334432A CN 201811520092 A CN201811520092 A CN 201811520092A CN 109334432 A CN109334432 A CN 109334432A
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- China
- Prior art keywords
- wheel
- driving end
- power device
- transmission
- transmission case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0015—Disposition of motor in, or adjacent to, traction wheel the motor being hydraulic
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Motor Power Transmission Devices (AREA)
Abstract
The invention discloses a kind of wheel undercarriages, including left power device, the right power device being set on vehicle frame, and it is respectively arranged at revolver group, right wheel group at left and right sides of vehicle frame, revolver group, right wheel group respectively include at least two along the spaced apart left wheel of vehicle frame front-rear direction, right wheel, Synchronous Transmission connects between each left wheel, Synchronous Transmission connects between each right wheel, and left power device is for driving left wheel to rotate, and right power device is for driving right vehicle wheel rotation.Synchronous Transmission connects between the revolver group of wheel undercarriage of the invention, each wheel of right wheel group, realizes a11wheel drive, and be equipped with double motor equipment, has high maneuverability energy, high cross-country ability, cross-country traveling ability energy, meets universe requirement.In addition, its advantage is that chassis quality is smaller, cost is relatively low relative to the vehicle chassis that power unit is directly driven using hub motor and wheel motor.The present invention also proposes a kind of unmanned platform truck for being provided with wheel undercarriage as above.
Description
Technical field
The invention belongs to the technical fields of vehicle.
Background technique
For vehicle structure mainly include chassis system and vehicle body two parts, chassis system be usually power driving part,
The composition such as speed changer, retarder, transmission shaft, steering system, sprung parts and tire usually passes through before concentrating power drive
Bridge, rear axle or front-rear axle, while differential mechanism has also been devised, it is then turned to by the traveling that steering system carries out vehicle, meets vehicle
The requirement of road running.Its cross-country traveling ability requirement that cannot generally meet the rough topographys such as miriness, sand ground, climbing capacity is limited,
Turning radius is comparatively all bigger.
For general unmanned platform, since the region of China is wide, there are cities and towns, mountain area, Plain, the network of rivers, jungle, height
Original, desert, gobi, marsh etc., and such as highland and severe cold, core are biochemical, carry out multiplicity in narrow few space complexity, adverse circumstances
Change task, it is necessary to which vehicle meets universe requirement, to have high maneuverability energy, high cross-country ability, cross-country traveling ability energy.Between ground
Driving force must be very big, and attachment coefficient, skid resistance and grounding pressure require relatively good, and crawler belt compares in these areas
Preferably, but its speed is slow, and mobility is poor, destructive to ground big.In addition hub motor and wheel are used for power unit
Side motor direct-drive vehicle driving, its advantage is that reducing complicated transmission link, but chassis quality increases, and influences vehicle row
The regularity and stability sailed will affect braking system and cooling system using hub motor, these also need to solve.
Summary of the invention
In view of this, the present invention proposes a kind of good mobility, the lesser wheel undercarriage of quality and unmanned platform truck.
On the one hand, the invention proposes a kind of wheel undercarriage, including be set on vehicle frame left power device, right power dress
It sets, and is respectively arranged at revolver group, right wheel group at left and right sides of vehicle frame, the revolver group, right wheel group respectively include at least two
A connection of the Synchronous Transmission between the spaced apart left wheel of vehicle frame front-rear direction, right wheel, each left wheel, it is described each
Synchronous Transmission connects between a right wheel, and for driving left wheel to rotate, the right power device is used for the left power device
Drive right vehicle wheel rotation.
As a further improvement, the left power device be hydraulic motor or motor, and/or, the right power device
For hydraulic motor or motor.
As a further improvement, by along the longitudinally arranged left drive shaft of vehicle frame between two adjacent left wheels of front and back
Transmission connection；By being connected along the longitudinally arranged right transmission shaft driven of vehicle frame between two adjacent right wheels of front and back.
As a further improvement, the left side between two adjacent left drive shafts of front and back is provided on the left of the vehicle frame
Right angle gear box, the left comer transmission case are provided with the left front driving end, left back driving end, left wheel driving end of synchronous rotation, institute
It states left front driving end, left back driving end to be sequentially connected with two left drive shafts respectively, the left wheel driving end and one
Left wheel transmission connection；And/or the right corner being provided between two adjacent right transmission shafts of front and back on the right side of the vehicle frame passes
Dynamic case, the right corner transmission case are provided with driving end, right wheel drive end behind the right forward pass moved end of synchronous rotation, the right side, the right side
Driving end is connect with two right transmission shaft drivens respectively behind forward pass moved end, the right side, the right wheel drive end and a right vehicle
Wheel transmission connection.
As a further improvement, one of left comer transmission case is additionally provided with the left side rotated synchronously with left wheel driving end
The output end of active driving end, the left active driving end and left power device is sequentially connected；And/or one of right corner passes
Dynamic case is additionally provided with the right active driving end rotated synchronously with right wheel drive end, the right active driving end and right power device
Output end transmission connection.
As a further improvement, one of left comer transmission case is additionally provided with the left side rotated synchronously with left wheel driving end
Brake end, the left brake end are connected with left brake apparatus；And/or one of right corner transmission case is additionally provided with
The right brake end rotated synchronously with right wheel drive end, the right brake end is connected with right brake apparatus.
As a further improvement, subtracted between the left wheel driving end and left wheel of the left comer transmission case by revolver side
Fast drive chain case transmission connection；And/or pass through right hub reduction between the right wheel drive end and right wheel of the right corner transmission case
Drive chain case transmission connection.
As a further improvement, one of left comer transmission case is additionally provided with the left side rotated synchronously with left wheel driving end
Limping driving end, one of right corner transmission case are additionally provided with the right limping driving end rotated synchronously with right wheel drive end, institute
It states and is connected between left limping driving end, right limping driving end by limping transmission shaft, limping driven by clutches.
As a further improvement, the right side of the left back driving end of the left comer transmission case of the vehicle frame tail portion, right corner transmission case
Driving end is respectively connected with spiral propeller afterwards.
Wheel undercarriage proposed by the present invention, including left power device, the right power device being set on vehicle frame, and respectively
Revolver group, the right wheel group being set at left and right sides of vehicle frame, the revolver group, right wheel group respectively include at least two before and after vehicle frame
The spaced apart left wheel in direction, right wheel, Synchronous Transmission connection between each left wheel, between each right wheel
Synchronous Transmission connection, the left power device is for driving left wheel to rotate, and the right power device is for driving right wheel to turn
It is dynamic.Synchronous Transmission connects between the revolver group of wheel undercarriage proposed by the present invention, each wheel of right wheel group, realizes full wheel and drives
It is dynamic, and equipped with double motor equipment, there is high maneuverability energy, high cross-country ability, cross-country traveling ability energy, meet universe requirement.
In addition, relative to the vehicle chassis that power unit is directly driven using hub motor and wheel motor, its advantage is that chassis quality
Smaller, cost is relatively low.
On the other hand, the present invention proposes a kind of unmanned platform truck, is provided with wheel undercarriage as described above.
Unmanned platform truck proposed by the present invention should have and wheeled bottom due to being provided with wheel undercarriage as described above
The corresponding beneficial effect of disk, therefore no longer repeated.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the top view of wheel undercarriage proposed by the present invention.
Fig. 2 is that wheel undercarriage proposed by the present invention removes the perspective view after vehicle frame.
Fig. 3 is the structural schematic diagram that wheel undercarriage proposed by the present invention is applied to unmanned platform truck.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1 to Figure 3, the wheel undercarriage that the embodiment of the present invention proposes, including the left power being set on vehicle frame 17
Device 1, right power device 2, and it is respectively arranged at revolver group 3, right wheel group 4 at left and right sides of vehicle frame.The left power device 1
For hydraulic motor or motor, preferably motor, the right power device 2 is hydraulic motor or motor, preferably motor.The left side
Wheel group 3, right wheel group 4 respectively include four along the spaced apart left wheel 31 of vehicle frame front-rear direction, right wheel 41, each left side
Synchronous Transmission connects between wheel 31, and Synchronous Transmission connection between each right wheel 41, the left power device 1 is for driving
Dynamic left wheel 31 rotates, and the right power device 2 is for driving right wheel 41 to rotate.
The revolver group of wheel undercarriage that the embodiment of the present invention proposes, Synchronous Transmission connection between each wheel of right wheel group,
And equipped with double motor equipment, revolver group 3 is respectively driven by two independent power devices, each wheel in right wheel group 4
Rotation is turned to realize vehicle 8X8 a11wheel drive by two sidecar wheel of formation of two independent power devices and transmission system
Square and speed realize that the traveling of vehicle, traveling turns to and pivot stud, with high maneuverability energy, high cross-country ability, high pass
Performance is crossed, universe requirement is met.In addition, the vehicle directly driven relative to power unit using hub motor and wheel motor
Chassis, its advantage is that chassis quality is smaller, cost is relatively low.
Embodiment as a further preference, by being longitudinally arranged along vehicle frame between two adjacent left wheels 31 of front and back
Left drive shaft 5 be sequentially connected；By being passed along the longitudinally arranged right transmission shaft 6 of vehicle frame between two adjacent right wheels 41 of front and back
Dynamic connection.The left comer transmission case 7 being provided on the left of the vehicle frame between two adjacent left drive shafts 5 of front and back, the vehicle
The right corner transmission case 8 being provided on the right side of frame between two adjacent right transmission shafts 6 of front and back.Left comer transmission case and right corner transmission
Case is cone tooth commutator, and there are three cone tooth commutator settings or four rotation axis, the pivot center of two adjacent rotation axis
It is mutually perpendicular to, the inner end of adjacent rotation axis passes through cone tooth engagement transmission, the outer end transmission connection transmission shaft or wheel of rotation axis
Or power device or brake.Specifically, the left comer transmission case 7 is provided with the left front driving end of synchronous rotation, left back transmission
End, left wheel driving end, the left front driving end, left back driving end are sequentially connected with two left drive shafts 5 respectively, described
Left wheel driving end and a left wheel 31 are sequentially connected；The right corner transmission case 8 be provided with synchronous rotation right forward pass moved end,
Driving end, right wheel drive end behind the right side, the right forward pass moved end, it is right after driving end be driven respectively with described two right transmission shafts 6
Connection, the right wheel drive end are sequentially connected with a right wheel 41.
Embodiment as a further preference, one of left comer transmission case 7 are (left with third left in Fig. 1, Fig. 2
The corresponding left comer transmission case of wheel 31) it is additionally provided with the left active driving end rotated synchronously with left wheel driving end, the left master
Dynamic driving end and the output end of left power device 1 are sequentially connected, specifically, passing in the output end of left power device 1 and left active
Planetary gear speed reducing mechanism is additionally provided between moved end.Correspondingly, one of right corner transmission case 8 is (with second left in Fig. 1, Fig. 2
The corresponding left comer transmission case of right wheel 41) it is additionally provided with the right active driving end rotated synchronously with right wheel drive end, the right side
Active driving end and the output end of right power device 2 are sequentially connected, specifically, output end and right active in right power device 2
Planetary gear speed reducing mechanism is additionally provided between driving end.
Embodiment as a further preference, one of left comer transmission case 7 are (left with second left in Fig. 1, Fig. 2
The corresponding left comer transmission case of wheel 31) it is additionally provided with the left brake end rotated synchronously with left wheel driving end, the left system
Dynamic driving end is connected with left brake apparatus 9；One of right corner transmission case 8 is (right with the right wheel 41 of third left in Fig. 1, Fig. 2
The left comer transmission case answered) it is additionally provided with the right brake end rotated synchronously with right wheel drive end, the right brake end
It is connected with right brake apparatus 10.The left brake apparatus 9 is disk brake, and the right brake apparatus 10 is disk brake,
It is provided with parking brake caliper 18 and service brake pincers 19 on the disk brake, electricity is jointly controlled by vehicle motion controller
Machine and service brake pincers 19 carry out the braking of car state, control parking brake caliper 18 by vehicle motion controller and realize vehicle
Parking function realizes pivot stud function in addition, controlling the teamwork of motor and brake by vehicle thermoacoustic prime engine device.
In this way, in revolver group 3, right wheel group 4 needs one brake apparatus of each arrangement, complete vehicle weight can be mitigated, brake apparatus can be with
It is selectively mounted on any left comer transmission case and right corner transmission case, consequently facilitating the arrangement of matching vehicle center of gravity；Meanwhile braking dress
It sets in mountable car body, greatly reduces the influence that geographical environment arranges brake apparatus；In addition, by vehicle transmission system
Cooling air channel can reduce influence of the high temperature to braking effect, meet violent frequent braking.
Embodiment as a further preference, between the left wheel driving end and left wheel 31 of the left comer transmission case 7
It is sequentially connected by revolver side deceleration drive chain case 11；Lead between the right wheel drive end of the right corner transmission case 8 and right wheel 41
Cross the transmission connection of right wheel side deceleration drive chain case 12.Driving and when parking braking, by wheel side chain reduction gearbox carry out brake force and
The amplification of parking power meets the requirement that small brake apparatus reaches big brake power and big parking brake force.
Embodiment as a further preference is arranged between one of left wheel 31 and opposite one right wheel 41
There is limping transmission device that is engageable and disconnecting power transmitting between the two, limping transmission device is for engaging and disconnecting wherein one
Power transmitting between a left wheel 31 and opposite one right wheel 41.The limping transmission device includes limping transmission shaft
13, limping clutch 14, limping clutch 14 are the common components in machine driving, the power of transmission system can be transmitted and be limited
When separate or engagement, concretely electromagnetic clutch or friction clutch or fluid clutch.The one of the limping transmission shaft 13
End and the first driving end of limping clutch 14 are sequentially connected, the other end and left wheel 31, right vehicle of the limping transmission shaft 13
The transmission connection of one of wheel both 41, the other of both left wheel 31, right wheel 41 with limping clutch 14 second
Driving end transmission connection.Specifically, one of left comer transmission case 7 (the left comer transmission case 7 of forefront as shown in figure 1) be provided with
The other end of the left limping driving end that left wheel driving end rotates synchronously, left limping driving end and limping transmission shaft 13 passes through connecting shaft
Device transmission connection, one of right corner transmission case 8 (the right corner transmission case 8 of forefront as shown in figure 1) is additionally provided with to be passed with right wheel
Second driving end of the right limping driving end that moved end rotates synchronously, right limping driving end and limping clutch 14 is passed by shaft joint
Dynamic connection.The limping clutch 14 be also connected with for control the power between the first driving end, the second driving end engagement and
The clutch control mechanism 16 of disconnection.The clutch control mechanism 16 is that hydraulic clutch control mechanism or electric clutch control machine
Structure.It is hydraulic clutch control mechanism, including hydraulic station, solenoid valve etc. in the present embodiment.
The wheel undercarriage of above-mentioned preferred embodiment using dual drive system arrange, unilateral motor control unilateral transmission chain,
Two transmission chains can be sequentially connected by limping transmission device.When normally travel, limping clutch 14 is separation, if unilateral
Drive system breaks down, and when failure can not be eliminated, and is engaged by control limping clutch 14, unilateral power is transferred to separately
Failure is reprocessed after going back to campsite to realize that emergency is walked lamely in side.
Embodiment as a further preference, the limping transmission device is provided with can positive transmission and reverse drive
Shift mechanism, shift mechanism can be integrated with limping clutch 14, and the differential steering of wheel undercarriage is realized by gear shift.
Embodiment as a further preference, the left back driving end of the left comer transmission case 7 of the vehicle frame tail portion, right corner pass
Driving end is respectively connected with spiral propeller 15 behind the right side of dynamic case 8.Spiral propeller 15 can realize the water sailing of wheel undercarriage.
As shown in figure 3, the embodiment of the present invention also provides a kind of unmanned platform truck, it is provided with wheel undercarriage as described above.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of wheel undercarriage, which is characterized in that including left power device (1), the right power device (2) being set on vehicle frame,
And it is respectively arranged at revolver group (3), right wheel group (4) at left and right sides of vehicle frame, the revolver group (3), right wheel group (4) are wrapped respectively
At least two are included along the spaced apart left wheel of vehicle frame front-rear direction (31), right wheel (41), each left wheel (31) it
Between Synchronous Transmission connect, Synchronous Transmission connection between each right wheel (41), the left power device (1) is for driving a left side
Wheel (31) rotation, the right power device (2) is for driving right wheel (41) to rotate.
2. wheel undercarriage according to claim 1, which is characterized in that the left power device (1) is hydraulic motor or electricity
Machine, and/or, the right power device (2) is hydraulic motor or motor.
3. wheel undercarriage according to claim 2, which is characterized in that pass through between two adjacent left wheels (31) of front and back
It is sequentially connected along the longitudinally arranged left drive shaft of vehicle frame (5)；By vertical along vehicle frame between two adjacent right wheels (41) of front and back
It is sequentially connected to the right transmission shaft (6) of arrangement.
4. wheel undercarriage according to claim 3, which is characterized in that be provided on the left of the vehicle frame adjacent positioned at front and back
Left comer transmission case (7) between two left drive shafts (5), the left comer transmission case (7) are provided with the left front transmission of synchronous rotation
End, left back driving end, left wheel driving end, the left front driving end, left back driving end respectively with two left drive shafts (5)
Transmission connection, the left wheel driving end and a left wheel (31) are sequentially connected；
And/or
The right corner transmission case (8) being provided on the right side of the vehicle frame between two adjacent right transmission shafts (6) of front and back, the right side
Right angle gear box (8) be provided with synchronous rotation right forward pass moved end, it is right after driving end, right wheel drive end, the right forward pass moved end,
Driving end is sequentially connected with described two right transmission shafts (6) respectively behind the right side, the right wheel drive end and a right wheel (41)
Transmission connection.
5. wheel undercarriage according to claim 4, which is characterized in that one of left comer transmission case (7) be additionally provided with
The left active driving end that left wheel driving end rotates synchronously, the output end biography of the left active driving end and left power device (1)
Dynamic connection；
And/or
One of right corner transmission case (8) is additionally provided with the right active driving end rotated synchronously with right wheel drive end, the right side
Active driving end and the output end of right power device (2) are sequentially connected.
6. wheel undercarriage according to claim 4, which is characterized in that one of left comer transmission case (7) be additionally provided with
The left brake end that left wheel driving end rotates synchronously, the left brake end is connected with left brake apparatus (9)；
And/or
One of right corner transmission case (8) is additionally provided with the right brake end rotated synchronously with right wheel drive end, the right side
Brake end is connected with right brake apparatus (10).
7. wheel undercarriage according to claim 4, which is characterized in that the left wheel driving end of the left comer transmission case (7)
It is sequentially connected between left wheel (31) by revolver side deceleration drive chain case (11)；
And/or
It is passed between the right wheel drive end and right wheel (41) of the right corner transmission case (8) by right wheel side deceleration drive chain case (12)
Dynamic connection.
8. wheel undercarriage according to any one of claims 4 to 7, which is characterized in that one of left comer transmission case (7)
Be additionally provided with left wheel driving end rotate synchronously left limping driving end, one of right corner transmission case (8) be additionally provided with
The right limping driving end that right wheel drive end rotates synchronously, passes through limping between the left limping driving end, right limping driving end
Transmission shaft (13), limping clutch (14) transmission connection.
9. wheel undercarriage according to any one of claims 4 to 7, which is characterized in that the left comer of the vehicle frame tail portion passes
Driving end is respectively connected with spiral propeller (15) behind the left back driving end of dynamic case (7), the right side of right corner transmission case (8).
10. a kind of unmanned platform truck, which is characterized in that the wheel undercarriage just like any one of claims 1 to 9 is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520092.0A CN109334432A (en) | 2018-12-12 | 2018-12-12 | Wheel undercarriage and unmanned platform truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520092.0A CN109334432A (en) | 2018-12-12 | 2018-12-12 | Wheel undercarriage and unmanned platform truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109334432A true CN109334432A (en) | 2019-02-15 |
Family
ID=65304218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811520092.0A Pending CN109334432A (en) | 2018-12-12 | 2018-12-12 | Wheel undercarriage and unmanned platform truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109334432A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808488A (en) * | 2019-03-29 | 2019-05-28 | 三一汽车制造有限公司 | Transmission component, chassis system and unmanned platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109808488A (en) * | 2019-03-29 | 2019-05-28 | 三一汽车制造有限公司 | Transmission component, chassis system and unmanned platform |
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