CN110386193A - All-terrain vehicle chassis - Google Patents
All-terrain vehicle chassis Download PDFInfo
- Publication number
- CN110386193A CN110386193A CN201910557478.7A CN201910557478A CN110386193A CN 110386193 A CN110386193 A CN 110386193A CN 201910557478 A CN201910557478 A CN 201910557478A CN 110386193 A CN110386193 A CN 110386193A
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- China
- Prior art keywords
- frame
- assembly
- steering
- vehicle chassis
- motor
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/745—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on a hydraulic system, e.g. a master cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/18—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
- B62D5/0421—Electric motor acting on or near steering gear
-
- 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
- B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
A kind of all-terrain vehicle chassis, including frame assembly, drive assembly, brake assembly and steering assembly, drive assembly are connected with frame assembly, and use motor driven component；Brake assembly is fixedly connected with frame assembly, and cooperates accumulator hydraulic braking mode using motor driven；Frame assembly includes front frame, middle vehicle frame and Rear frame, one end of middle vehicle frame and front frame is hinged, the other end and Rear frame are hinged；Frame assembly further includes two groups of damping devices, wherein one group of damping device connection front frame connects Rear frame and middle vehicle frame with middle vehicle frame, another group of damping device；Turning to assembly includes front steering mechanism and rear steering mechanism, and front steering mechanism is connected with front frame, and rear steering mechanism is connected with Rear frame.The embodiment of the present invention turns to multisection type articulated structure vehicle frame by motor driven, and vehicle frame is relatively rotated around axis before, during and after capable of realizing well vehicle chassis in the process of moving, reduces the impact rotated between vehicle frame, increases damping device, can effectively slow down impact.
Description
Technical field
The present invention relates to vehicle chassis technical field more particularly to a kind of all-terrain vehicle chassis.
Background technique
All-terrain vehicle is the special vehicle designed for adverse circumstances and region, theoretically refer to can it is in office where shape
The vehicle of upper traveling, maximum feature are that have lower ground pressure, and passability is strong, and motor-driven ground can be difficult in common vehicle
It walks in shape freely, can easily pass through various landform.Classify according to walking manner, all-terrain vehicle has wheeled and crawler type two
Kind.
Currently, the military potentiality of all-terrain vehicle are recognized by the army of more and more national, development is in the ascendant,
Model is various, modern design, can be used for extraordinary striking unit and frontier defense patrol, has to fight and transports without hindrance, motor-driven ferry troops
Rapidly, the features such as ferry troops are efficient is reinforced.At civilian aspect, all-terrain vehicle is mainly used in forest extinguishing, rescue and relief work, geology are surveyed
The multiple fields such as spy, pipeline inspection maintenance, Wood Transportation, snowfield rescue, amusement and leisure.
It is mostly at present the wheeled four-wheel drive cars of monoblock type, advantage applied to the wheeled atv of the occasions such as job that requires special skills
It is that car body integral strength is big, maximum speed is higher compared to caterpillar.But the disadvantage is that vehicle frame torsional strength is low, and four
Driving force relative deficiency, the stability and passability of complicated non-structural landform traveling are poor.
Summary of the invention
In view of the above problems, the embodiment of the present invention is proposed in order to provide a kind of all-terrain vehicle chassis to overcome the above problem
Or it at least is partially solved the above problem.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of all-terrain vehicle chassis, including frame assembly, driving
Assembly, brake assembly and steering assembly, the drive assembly are connected with the frame assembly, and use motor driven component；Institute
It states brake assembly to connect with the frame assembly, and accumulator hydraulic braking mode is cooperated using motor driven；The vehicle frame is total
At including front frame, middle vehicle frame and Rear frame, one end of the middle vehicle frame and the front frame be hinged, the other end and the rear car
Frame is hinged；The frame assembly further includes two groups of damping devices, wherein one group of damping device connect the front frame and it is described in
Vehicle frame, damping device described in another group connect the Rear frame and the middle vehicle frame；The steering assembly includes front steering mechanism
With rear steering mechanism, the front steering mechanism is connected with the front frame, and the rear steering mechanism is connected with the Rear frame.
It preferably, further include control assembly, the control assembly is total with the brake assembly, drive assembly, steering respectively
Make the brake assembly, drive assembly for receiving control instruction at communication connection, turn to assembly according to the control instruction
Operation.
Preferably, the two sides of the front frame, middle vehicle frame and Rear frame are connected separately with independent suspension.
Preferably, it is outstanding to further respectively have independence corresponding with the independent suspension for the front frame, middle vehicle frame and Rear frame
Frame mounting plate, the independent suspension include damping spring, and the damping spring is fixedly connected with corresponding independent suspension mounting plate.
Preferably, the independent suspension mounting plate is equipped with several mounting portions, and the damping spring is fixed with the mounting portion
Connection.
Preferably, the front steering mechanism and the rear steering mechanism include steering motor, shaft coupling, steering wheel and turn
To electric machine support, the steering motor is connect by the shaft coupling with the steering wheel, the steering electricity of the front steering mechanism
Machine is connected by the steering motor bracket with the front frame, and the steering motor of the rear steering mechanism passes through the steering electricity
Machine support is connected with the Rear frame.
Preferably, the steering motor is installed with absolute value encoder or incremental encoder or angular transducer.
Preferably, the drive assembly includes several groups wheel, hub motor and electric machine support, every group of the wheel and
The hub motor connection, the hub motor are fixedly connected by the electric machine support with corresponding independent suspension.
Preferably, the brake assembly includes electrical machinery hydraulic pump, oil pressure sensor, accumulator, solenoid valve and the motor
The braking clamp that bracket is correspondingly connected with and the brake disc being correspondingly connected with the hub motor, the electrical machinery hydraulic pump and the storage
Energy device is connected, and the oil pressure sensor is connect with the accumulator, and the solenoid valve is used to receive braking instruction, and according to described
Braking instruction controls the accumulator and releases stress, to drive the braking clamp and the brake disc to complete braking.
Preferably, the pressure value of the accumulator storage is higher than actual brake pressure value.
Compared with prior art, the beneficial effect of the embodiment of the present invention is: one kind provided in an embodiment of the present invention is entirely
Shape chassis, including frame assembly, drive assembly, brake assembly and steering assembly, drive assembly is connected with frame assembly, and is adopted
With motor driving part；Brake assembly is fixedly connected with frame assembly, and cooperates accumulator hydraulic braking side using motor driven
Formula；Frame assembly includes front frame, middle vehicle frame and Rear frame, one end of middle vehicle frame and front frame is hinged, the other end and Rear frame
Hingedly；Frame assembly further includes two groups of damping devices, wherein one group of damping device connection front frame and middle vehicle frame, another group of damping
Device connects Rear frame and middle vehicle frame；Turning to assembly includes front steering mechanism and rear steering mechanism, front steering mechanism and front frame
Connection, rear steering mechanism are connected with Rear frame.Structure novel of the embodiment of the present invention turns to multisection type by being equipped with motor driven
Articulated structure vehicle frame can realize that front frame, middle vehicle frame, Rear frame turn vehicle chassis relatively around axis in the process of moving well
It is dynamic, the impact rotated between vehicle frame is reduced, and increase damping device between middle vehicle frame and forward and backward vehicle frame, is encountering burst feelings
When condition, it can effectively slow down impact, to avoid the damage of vehicle and passengers inside the car, article.
Detailed description of the invention
Fig. 1 is the structural schematic diagram on the all-terrain vehicle chassis that one embodiment of the invention provides；
Fig. 2 is the structural schematic diagram of the frame assembly on the all-terrain vehicle chassis that one embodiment of the invention provides；
Fig. 3 is the enlarged drawing of a-quadrant shown in Fig. 2；
Fig. 4 is Fig. 3 and the structural schematic diagram for turning to assembly cooperation；
Fig. 5 is the structural schematic diagram of the drive assembly on the all-terrain vehicle chassis that one embodiment of the invention provides；
Fig. 6 is the top view that the all-terrain vehicle chassis that one embodiment of the invention provides includes brake assembly；
Fig. 7 is the braking principle schematic diagram on the all-terrain vehicle chassis that one embodiment of the invention provides.
10, front frame；101, front frame attachment base；102, damping attachment base；11, middle vehicle frame；111, middle frame connecting seat；
12, Rear frame；13, damping device；14, independent suspension；141, damping spring；15, independent suspension mounting plate；21, steering motor；
211, absolute value encoder；22, shaft coupling；23, steering wheel；24, steering motor bracket；31, wheel；33, hub motor；34,
Electric machine support；41, electrical machinery hydraulic pump；42, oil pressure sensor；43, accumulator；44, solenoid valve；45, braking clamp；46, brake disc.
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 embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly, and the connection, which can be, to be directly connected to,
It can be and be indirectly connected with.
In addition, the description for being related to " first " " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first " " is defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
It to be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
Fig. 1 to Fig. 3, a kind of all-terrain vehicle chassis provided in an embodiment of the present invention are please referred to, the chassis uses line traffic control
Chassis, including frame assembly, drive assembly, brake assembly and steering assembly, the drive assembly are connected with the frame assembly,
And use motor driven component；The brake assembly is connected with the frame assembly, and cooperates accumulator liquid using motor driven
Suppress flowing mode；The frame assembly includes front frame 10, middle vehicle frame 11 and Rear frame 12, one end of the middle vehicle frame 11 and institute
It is hinged to state hinged front frame 10, the other end and the Rear frame 12；The frame assembly further includes two groups of damping devices 13, wherein
One group of damping device 13 connects that the front frame 10 and the middle vehicle frame 11, damping device 13 connects the rear car described in another group
Frame 12 and the middle vehicle frame 11；The steering assembly includes front steering mechanism and rear steering mechanism, the front steering mechanism and institute
The connection of front frame 10 is stated, the rear steering mechanism and the Rear frame 12 connect.The all-terrain vehicle chassis of the embodiment of the present invention is logical
Cross multisection type articulated structure vehicle frame and motor driven component, can realize well vehicle chassis in the process of moving front frame 10,
Middle vehicle frame 11, Rear frame 12 are relatively rotated around axis, reduce the impact rotated between vehicle frame；Between middle vehicle frame 10 and forward and backward vehicle frame
Increase damping device 13, when encountering emergency case, before, during and after relative rotational between vehicle frame be unlikely to excessively high, can
Effectively to slow down impact, to avoid the damage of vehicle and passengers inside the car, article.
Specifically, the front frame 10 is equipped with a pair of of front frame attachment base 101 close to the side of the middle vehicle frame 11, described
Middle vehicle frame 11 is equipped with a centering frame connecting seat 111, the front frame attachment base 101 and right close to the side of the front frame 10
The middle frame connecting seat 111 answered is connected by pin shaft, forms articulated structure, with increase front frame 10 and middle vehicle frame 11 from
By spending.Further, the front frame 10 is equipped with a pair of of damping attachment base 102, if the damping attachment base 102 is equipped with involvement
Position is connect, every group of damping device 13 includes two damping devices 13, one end of the damping device 13 and the one of the middle vehicle frame 11
Side is hinged, and the other end is bolted to connection with the connection position of the corresponding damping attachment base 102.In a specific embodiment
In, the connection position is connecting hole, and the damping device 13 is bolted with arbitrary part connecting hole；In other embodiments
In, connection position may be card hole, and the damping device 13 is snapped connection with arbitrary part card hole.In practical applications,
Can according to chassis loading condition by adjusting the damping device 13 and the connecting hole of the damping attachment base 102 position come
Adjust damping intensity.
Middle vehicle frame 11 and the hinged specific implementation of Rear frame 12 and vehicle frame 11 among the above and the hinged tool of front frame 10
Body implementation is similar, and before the specific implementation and above-mentioned connection of the damping device 13 of connection Rear frame 12 and middle vehicle frame 11
Vehicle frame 10 is similar with the specific implementation of damping device 13 of middle vehicle frame 11, therefore repeats no more.
Further, in an embodiment of the present invention, the two sides difference of the front frame 10, middle vehicle frame 11 and Rear frame 12
It is connected with independent suspension 14.Allow wheel to move alone by 14 structure of independent suspension to be independent of each other, so as to improve vehicle
Buffering and cushioning ability, improve riding comfort.The embodiment of the present invention uses the vehicle frame and independent suspension of more articulated structures
Cooperation, can in complicated landform driving process, allow each wheel preferably with ground face contact so that driving force is effective
Output, and reach the impact for solving complicated landform to vehicle frame, effectively decompose front frame 10 and middle vehicle frame 11, middle vehicle frame 11 and rear car
Active force between frame 12, whole stress equalization improve the requirement of entire full landform chassis passability.
It is outstanding that the front frame 10, middle vehicle frame 11 and Rear frame 12 further respectively have independence corresponding with the independent suspension 14
Frame mounting plate 15, the independent suspension 14 include damping spring 141, and one end of the damping spring 141 is outstanding with corresponding independence
Frame mounting plate 15 is fixedly connected.Specifically, the independent suspension 14 include lower branch arm, the front frame 10, middle vehicle frame 11 and after
The two sides of vehicle frame 12 are respectively equipped with the lower branch arm attachment base hinged with the lower branch arm, one end of the lower branch arm and lower of correspondence
Arm attachment base is hinged, and the other end connects the electric machine support 34 of drive assembly, one end of the damping spring 141 and corresponding independence
Suspension mounting plate 15 is fixedly connected, and the other end is bolted to connection with the electric machine support 34.Drive assembly passes through damping
Spring 141 is connect with frame assembly, and the damping spring 141 also acts as the effect of support damping.
Further, in an embodiment of the present invention, the independent suspension mounting plate 15 is equipped with several mounting portions, described to subtract
Shake spring 141 is fixedly connected with the mounting portion.It should be noted that damping spring 141 can be with arbitrary part mounting portion
It is fixedly connected.Therefore, in practical applications, can be passed through according to the loading condition of front frame 10, middle vehicle frame 11 and Rear frame 12
The position of the mounting portion of the damping spring 141 and the independent suspension mounting plate 15 is adjusted to adjust the damping of independent suspension 14
Intensity.
Further, referring to figure 4., in an embodiment of the present invention, the front steering mechanism and the rear steering mechanism
It include steering motor 21, shaft coupling 22, steering wheel 23 and steering motor bracket 24, the steering motor 21 passes through the shaft coupling
Device 22 is connect with the steering wheel 23, and the steering motor 21 of the front steering mechanism passes through the steering motor bracket 24 and described
Front frame 10 connects, and the steering motor 21 of the rear steering mechanism is connected by the steering motor bracket 24 and the Rear frame 12
It connects, the both ends of the steering wheel 23 connect the drive assembly.The embodiment of the present invention uses mechanical power steering mode, in
Heart differential steering mode is compared, can to avoid more driving wheels turn to difficult, control stability is poor, steering brake is easily burnt,
The problems such as energy consumption is high.12 rear steering mechanism is connect by the front steering mechanism connecting with front frame 10 and with Rear frame,
Six drive chassis turning radius can be effectively reduced, thus complicated non-structural landform it is more steady when driving, have it is more preferably logical
The property crossed and safety.
Preferably, the steering motor 21 is installed with absolute value encoder 211 or incremental encoder or angular transducer.This
In embodiment, absolute value encoder or the devices such as incremental encoder or angular transducer are installed in steering motor, is known for passing through
The corner of other steering motor to calculate tire corner, and then calculates chassis turning radius.Therefore, pass through absolute value encoder 211
Or incremental encoder or angular transducer can accurately obtain steering state information.
Further, referring to figure 5., in an embodiment of the present invention, the drive assembly includes and independent suspension 14 1
One corresponding several groups wheel 31, hub motor 33 and electric machine support 34, the wheel 31 shape with tire and wheel hub assembly
At, every group of the wheel 31 and hub motor 33 connection, the hub motor 33 by the electric machine support 34 with it is corresponding
Independent suspension 14 is fixedly connected.Specifically, wheel 31 is connect by bolt with hub motor 33, and the output shaft of hub motor 33 is logical
Compress gasket and nut is crossed to connect with electric machine support 34.33 servo motors of the hub motor, closed-loop control, precision are high；Electricity
Machine support 34 is fixed on the other end of the lower branch arm of corresponding independent suspension 14, and electric machine support 34 also with damping spring 141
The other end is bolted to connection.
Further, in an embodiment of the present invention, the chassis further include control assembly, the control assembly respectively with
The brake assembly, drive assembly turn to assembly communication connection, for receiving control instruction, keep the brake assembly, driving total
At, turn to assembly and operate according to the control instruction, to realize the line traffic control function on chassis.
Further, Fig. 6 is please referred to, in an embodiment of the present invention, the brake assembly includes electrical machinery hydraulic pump 41, oil
Pressure sensor 42, accumulator 43, solenoid valve 44, the braking clamp 45 to connect one to one with the electric machine support 34 and with it is described
The brake disc 46 that hub motor 33 connects one to one, the electrical machinery hydraulic pump 41 are connected with the accumulator 43, utilize motor
41 43 energy storage of accumulator of hydraulic pump；The oil pressure sensor 42 is connect with accumulator 43, for detecting in the accumulator 43
Portion's pressure, the solenoid valve 44 control the release of accumulator 43 pressure for receiving braking instruction, and according to the braking instruction
Power, to drive the braking clamp 45 and the brake disc 46 to complete braking.Specifically, electrical machinery hydraulic pump 41 by fluid pressure line with
Accumulator 43 is connected, and connects and is equipped with oil charging-discharging valve block, oil charging-discharging valve block in the fluid pressure line of electrical machinery hydraulic pump 41 and accumulator 43
The solenoid valve 44 is installed, the braking clamp 45 is connected by bolt with corresponding electric machine support 34, and described brake disc 46 passes through
Bolt is connected with corresponding hub motor 33, and each braking clamp 45 and the cooperation of corresponding brake disc 46 constitute brake actuator,
That is the corresponding one group of brake actuator of every group of wheel 31 of drive assembly, each brake actuator pass through fluid pressure line and accumulation of energy
Device 43 is connected.
Braking principle as shown in connection with fig. 7, when needing to brake, solenoid valve 44 receives braking instruction, and according to braking
Instruction control accumulator 43 provides pressure for brake actuator, completes braking；When do not need braking when, brake actuator with
Fuel tank is connected, and is released stress.When oil pressure sensor 42 detects 43 insufficient pressure of accumulator, electrical machinery hydraulic pump 41 gives accumulator
43 pressurization accumulation of energys.It should be noted that braking instruction is sent to solenoid valve by control assembly, i.e., solenoid valve is by control assembly real
Now it is controlled electronically.
Preferably, the pressure value that accumulator 43 stores is higher than actual brake pressure value, thus in 41 failure of electrical machinery hydraulic pump
When, it still can effectively ensure that braking effect, improve security of system.
All-terrain vehicle chassis provided in an embodiment of the present invention cooperates independent suspension mechanism, tool using more articulated structure vehicle frames
Have the characteristics that complicated landform adaptability is high, guarantee that drive assembly has more preferably power output, so as to improve complicated non-structural landform
Passability；In addition, turning to assembly uses front and back double steering mode, the turning radius of six drive wheeled atvs is effectively reduced,
Simplified control system turns to simply, and control stability is good, low energy consumption；Furthermore using servo In-wheel motor driving, closed loop
Control, precision are high；Finally, cooperation of the brake assembly by accumulator and the oil charging-discharging valve block for being equipped with solenoid valve, it can be effective
Guarantee braking effect, meanwhile, it when electrical machinery hydraulic pump failure, also can guarantee braking effect, improve security of system.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizations
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of all-terrain vehicle chassis, which is characterized in that including frame assembly, drive assembly, brake assembly and turn to assembly, institute
It states drive assembly to connect with the frame assembly, and uses motor driven component；The brake assembly and the frame assembly connect
It connects, and accumulator hydraulic braking mode is cooperated using motor driven；The frame assembly includes front frame, middle vehicle frame and rear car
Frame, one end of the middle vehicle frame and the front frame be hinged, the other end and the Rear frame are hinged；The frame assembly further includes
Two groups of damping devices, wherein one group of damping device connects, the front frame and the middle vehicle frame, damping device connects described in another group
Connect the Rear frame and the middle vehicle frame；The steering assembly includes front steering mechanism and rear steering mechanism, the front steering machine
Structure is connected with the front frame, and the rear steering mechanism is connected with the Rear frame.
2. all-terrain vehicle chassis according to claim 1, which is characterized in that further include control assembly, the control assembly
Respectively with the brake assembly, drive assembly, turn to assembly communication connection, for receiving control instruction, make the brake assembly,
Drive assembly, steering assembly are operated according to the control instruction.
3. all-terrain vehicle chassis according to claim 1, which is characterized in that the front frame, middle vehicle frame and Rear frame
Two sides are connected separately with independent suspension.
4. all-terrain vehicle chassis according to claim 3, which is characterized in that the front frame, middle vehicle frame and Rear frame are also
It is respectively equipped with independent suspension mounting plate corresponding with the independent suspension, the independent suspension includes damping spring, the damping
Spring is fixedly connected with corresponding independent suspension mounting plate.
5. all-terrain vehicle chassis according to claim 4, which is characterized in that the independent suspension mounting plate is equipped with several peaces
Dress portion, the damping spring are fixedly connected with the mounting portion.
6. all-terrain vehicle chassis according to claim 1, which is characterized in that the front steering mechanism and the rear steering machine
Structure includes steering motor, shaft coupling, steering wheel and steering motor bracket, the steering motor by the shaft coupling with it is described
Steering wheel connection, the steering motor of the front steering mechanism is connected by the steering motor bracket with the front frame, described
The steering motor of rear steering mechanism is connected by the steering motor bracket with the Rear frame.
7. all-terrain vehicle chassis according to claim 6, which is characterized in that the steering motor is installed with absolute encoder
Device or incremental encoder or angular transducer.
8. all-terrain vehicle chassis according to claim 6, which is characterized in that the drive assembly include several groups wheel,
Hub motor and electric machine support, every group of the wheel are connected with the hub motor, and the hub motor passes through the motor
Bracket is fixedly connected with corresponding independent suspension.
9. all-terrain vehicle chassis according to claim 8, which is characterized in that the brake assembly include electrical machinery hydraulic pump,
It is oil pressure sensor, accumulator, solenoid valve, corresponding with the braking clamp that the electric machine support is correspondingly connected with and with the hub motor
The brake disc of connection, the electrical machinery hydraulic pump are connected with the accumulator, and the oil pressure sensor is connect with the accumulator, institute
Solenoid valve is stated for receiving braking instruction, and the accumulator is controlled according to the braking instruction and is released stress, described in driving
Braking clamp and the brake disc complete braking.
10. all-terrain vehicle chassis according to claim 9, which is characterized in that the pressure value of the accumulator storage is higher than
Actual brake pressure value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557478.7A CN110386193A (en) | 2019-06-25 | 2019-06-25 | All-terrain vehicle chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557478.7A CN110386193A (en) | 2019-06-25 | 2019-06-25 | All-terrain vehicle chassis |
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| Publication Number | Publication Date |
|---|---|
| CN110386193A true CN110386193A (en) | 2019-10-29 |
Family
ID=68286005
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910557478.7A Pending CN110386193A (en) | 2019-06-25 | 2019-06-25 | All-terrain vehicle chassis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605534A (en) * | 2020-06-09 | 2020-09-01 | 中车大连机车车辆有限公司 | Detachable modular mounting frame for hydraulic unit and energy accumulator and mounting method |
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Application publication date: 20191029 |