CN208069852U - Semitrailer and hybrid vehicle - Google Patents
Semitrailer and hybrid vehicle Download PDFInfo
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- CN208069852U CN208069852U CN201820583425.3U CN201820583425U CN208069852U CN 208069852 U CN208069852 U CN 208069852U CN 201820583425 U CN201820583425 U CN 201820583425U CN 208069852 U CN208069852 U CN 208069852U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Abstract
The utility model discloses a kind of semitrailer and hybrid vehicle, semitrailer includes the second wheel of vehicle frame, the drive axle under vehicle frame, the first wheel set on one end of drive axle and the other end set on drive axle, semitrailer is equipped with energy storage device, the inverter being connect with energy storage device and the motor being connect with inverter, entire car controller is additionally provided on semitrailer, entire car controller is used to adjust the working condition of motor according to the remaining capacity of the transport condition of semitrailer and energy storage device, and working condition includes power-assisted state and on-position.In the semitrailer of the utility model, entire car controller can adjust the working condition of motor, the tractive force of semitrailer and the considerable part of brake force are born by motor, and no longer act on power on tractor, will not cause prodigious to impact in short-term to the dynamic characteristics of tractor.
Description
Technical field
The utility model is related to technical field of transportation more particularly to a kind of semitrailers and hybrid vehicle.
Background technology
In heavy load truck, semitrailer itself needs to provide power ability normally travel by tractor without dynamical system,
Semitrailer itself has brake system, but in braking process, still has partial brake power to be transmitted on tractor.Semi-mounted
Vehicle faces following problem in actual operation：1) trailer load-carrying is big, and corresponding braking power is huge, and a large amount of braking can
Become the heat waste on brake block, and in order to ensure the braking effect of brake block, it is necessary to be equipped with water tank and spray
Facility is drenched, car body weight and complexity are increased；2) in heavy truck operation, when especially accelerating and brake, tractor is born
Additional tractive force caused by the acceleration, deceleration degree of semitrailer and Dead Weight Cargo, to the dynamic characteristics of tractor cause it is prodigious in short-term
Impact, or even jack knifing can be caused, it is abnormally dangerous；3) semitrailer all-up weight is too big, and required power, which all is from, to be led
Draw vehicle, automated handling transition can not be adapted to, get rid of the modes of operation such as extension, is unfavorable for automating, being intelligent for logistics vehicles, it is difficult to
Incorporate modern logistics systems in, and semitrailer by tractor provide low-tension supply, power very little, can not meet refrigeration,
Self-unloading such as topples over, pumps, stirring at the high-power power load.
In view of above-mentioned defect, it is necessary to provide a kind of new semitrailer.
Utility model content
The main purpose of the utility model is to provide a kind of semitrailer, it is intended to solve existing semitrailer and be easy accelerating or stopping
When vehicle is caused to the dynamic characteristics of tractor prodigious the problem of impacting in short-term.
To achieve the above object, the utility model proposes a kind of semitrailer, the semitrailer includes vehicle frame, is set to the vehicle
Second vehicle of the drive axle under frame, the first wheel set on one end of the drive axle and the other end set on the drive axle
Wheel, the drive axle are equipped with brake gas chamber, the brake tracheae being connect with the brake gas chamber and connect with the brake tracheae
The bremsbelage connect, the bremsbelage are used to carry out mechanical braking, institute to first wheel and second wheel
It states semitrailer and is equipped with energy storage device, the inverter being connect with the energy storage device and the motor being connect with the inverter,
It is additionally provided with entire car controller on the semitrailer, the entire car controller is used for according to the transport condition of the semitrailer and described
The remaining capacity of energy storage device adjusts the working condition of the motor, and the working condition includes power-assisted state and braking shape
State, when the semitrailer accelerates or goes up a slope, and the remaining capacity of the energy storage device is higher than discharge threshold, the full-vehicle control
Device enters power-assisted state for controlling the motor, and the motor, which applies the semitrailer, accelerates power, and by the energy storage
The electric energy of device releases the mechanical energy being changed into needed for the semitrailer；It is and described when the semitrailer slows down or descending
When the remaining capacity of energy storage device is less than discharge threshold, the entire car controller enters on-position for controlling the motor,
The motor applies retarding braking power to the semitrailer, and by the mechanical energy of the semitrailer be converted into electric energy be stored in it is described
In energy storage device.
Preferably, the drive axle includes axle, and the quantity of the motor is two, one of them described motor with it is described
First wheel connects, another described motor is connect with second wheel, and the motor includes the first stator and the first rotor,
First stator is set on the axle, and the first rotor is disposed around outside first stator, and the first rotor
One end connect with the axle, the other end of the first rotor and first wheel or second wheel are fixed and are connected
It connects, the first rotor can be rotated relative to the axle and first stator.
Preferably, stator support and rotor bearing are additionally provided on the motor, first stator passes through stator support
It being fixedly connected with the axle, one end of the first rotor is connect by the rotor bearing with the axle, and described first
The other end of rotor is fixedly connected with first wheel or second wheel.
Preferably, be equipped in the stator support and the rotor bearing for the brake tracheae by channel.
Preferably, the drive axle includes differential mechanism, the motor be equipped with the first output shaft, the differential mechanism include with
The planetary wheel carrier of the first output shaft engagement, two planetary gears engaged with the planetary wheel carrier and two planetary gears
Two sun gears engaged and two the second output shafts to connect one to one with two sun gears, one of institute
The second output shaft to be stated to connect with first wheel, another described second output shaft is connect with second wheel, and described
The axial direction of one output shaft is parallel with the axial direction of the second output shaft.
Preferably, the drive axle includes two and half to connect one to one with first wheel and second wheel
The quantity of axis and the axle housing for connecting two semiaxis, the motor is two, and two motors are arranged in a one-to-one correspondence
On two semiaxis, the motor includes the second stator and the second rotor, and second rotor is set on the semiaxis,
Second stator is set in outside second rotor, and the axle housing is set in outside second stator.
Preferably, the drive axle includes two and half to connect one to one with first wheel and second wheel
The quantity of axis and the axle housing for connecting two semiaxis, the motor is two, two motors and two semiaxis
It is arranged in a one-to-one correspondence, the motor is equipped with third output shaft, and the third output shaft can drive the semiaxis to rotate, described
The axial direction of third output shaft is parallel with the axial direction of the semiaxis.
Preferably, the drive axle includes perforation axis, and there are two the quantity of the motor, one of them described motor setting
In first wheel, another described motor is arranged in second wheel, and the motor includes third stator and the
Triple-spool, the third stator are set on the perforation axis, and the third trochanter is set in outside the third stator, and described
Third trochanter is fixedly connected with first wheel or second wheel, and the third trochanter can be around the perforation axis and institute
State the rotation of third stator.
Preferably, it is additionally provided with the accessory power supply being connect with the entire car controller on the semitrailer.
Preferably, the entire car controller is equipped with the communication interface for being attached with external system, the vehicle
Controller can receive the control of external system.
The utility model also provides a kind of hybrid vehicle, and the hybrid vehicle includes tractor and is mounted on
Semitrailer as described above on the tractor.
In technical solutions of the utility model, semitrailer can be articulated in tractor or other movements with traction function are set
Standby upper, motor can be used in carrying out power-assisted driving or braking to the first wheel and the second wheel, and entire car controller can be according to leading
Draw the operation (step on the gas or touch on the brake) of interior driver to judge the transport condition of semitrailer, and according to the row of semitrailer
The remaining capacity of state and energy storage device is sailed to adjust the working condition of motor, the working condition of motor includes power-assisted state and system
Dynamic state accelerates or goes up a slope in semitrailer, and when the remaining capacity of energy storage device is higher than discharge threshold, and entire car controller can be with
Control motor enters power-assisted state, at this point, motor, which applies semitrailer, accelerates power, and the electric energy of energy storage device is released
It is changed into the mechanical energy needed for semitrailer, motor carries out boosting to semitrailer, can improve the power performance of tractor, reduction is led
Draw the power demand of vehicle intermediate fuel oil engine, saving fuel oil；In semitrailer deceleration or descending, and the remaining capacity of energy storage device is low
When discharge threshold, entire car controller can control motor and enter on-position, and motor applies retarding braking power to semitrailer, and
It converts the mechanical energy of semitrailer to electric energy to be stored in energy storage device, the waste of energy can be avoided.Also, worked as using motor
The considerable part of the semitrailer of power-assisted, tractive force and brake force is born by motor, and no longer acts on power on tractor, will not
The prodigious dynamic characteristics and traveling impacted in short-term, be conducive to improve tractor and semitrailer is caused to the dynamic characteristics of tractor
Stability.In addition, being arranged energy storage device, motor on semitrailer, the fuel engines of energy storage device, motor and tractor is logical
The coordination control for crossing entire car controller, forms substantial parallel connection type hybrid power system, without doing any change to tractor,
Motorized difficulty is reduced, and motor power is not necessarily to through the transmission systems such as gearbox, transmission efficiency higher.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of tractor and semitrailer in the utility model embodiment；
Fig. 2 is the power transfer principle schematic diagram of the first embodiment of the utility model；
Fig. 3 be the utility model the first embodiment in motor and the first wheel connection diagram；
Fig. 4 is the power transfer principle schematic diagram of second of embodiment of the utility model；
Fig. 5 is the power transfer principle schematic diagram of the third embodiment of the utility model；
Fig. 6 is the power transfer principle schematic diagram of the 4th kind of embodiment of the utility model.
Drawing reference numeral explanation：
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other 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 in the utility model embodiment
It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is instruction or implies its relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention,
It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, also may be used
To be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Domain those of ordinary skill can be implemented as basis, will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of this technical solution is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of semitrailers, it is intended to solve existing semitrailer and be easy in acceleration or brake to tractor
Dynamic characteristics cause prodigious the problem of impacting in short-term.
It please refers to Fig.1 and Fig. 3, in the embodiments of the present invention, semitrailer includes vehicle frame 10, the drive under vehicle frame 10
Second wheel 40 of dynamic bridge 20, the first wheel 30 set on one end of drive axle 20 and the other end set on drive axle 20, drives
Dynamic bridge 20 is equipped with brake gas chamber 25, the brake tracheae 26 being connect with brake gas chamber 25 and the brake being connect with brake tracheae 26
Friction plate 27, bremsbelage 27 are used to carry out mechanical braking to the first wheel 30 and the second wheel 40, and semitrailer is equipped with storage
Energy device 50, the inverter 60 being connect with energy storage device 50 and the motor 70 being connect with inverter 60, inverter 60 is used for will
Direct current is transformed into alternating current, and entire car controller 80 is additionally provided on semitrailer, and entire car controller 80 is used for the row according to semitrailer
The remaining capacity of state and energy storage device 50 is sailed to adjust the working condition of motor 70, working condition includes power-assisted state and braking
State, when semitrailer accelerates or goes up a slope, and the remaining capacity of energy storage device 50 is higher than discharge threshold, entire car controller 80 is used for
It controls motor 70 and enters power-assisted state, motor 70 applies semitrailer and accelerates power, and the electric energy of energy storage device 50 is released
To be changed into the mechanical energy needed for semitrailer；When semitrailer deceleration or descending, and the remaining capacity of energy storage device 50 is less than electric discharge
When threshold value, entire car controller 80 enters on-position for controlling motor 70, and motor 70 applies retarding braking power to semitrailer, and
The mechanical energy of semitrailer is converted to electric energy to be stored in energy storage device 50.
It should be noted that in one embodiment, multiple sensing devices can be arranged in semitrailer on itself car body, than
Such as, camera, radar sensor, tachymeter etc., entire car controller 80 are judged by the sensing device being arranged on semitrailer
The transport condition of semitrailer.In another embodiment, semitrailer (not indicating) can also be mounted on tractor 9, become weight
Carry truck, constitute hybrid vehicle, entire car controller 80 can according to the operation of the driver in tractor 9 (step on the gas or
Person touches on the brake) judge the transport condition of semitrailer, in other embodiments, semitrailer, which can also be mounted on other, has traction
In the mobile device of function.
Wherein, energy storage device 50 is preferably battery pack, on semitrailer can there are two or more than two support bridges, this reality
Example is applied, there are three for support bridge, in order to avoid the space between vehicle bridge is narrow, motor 70 is installed at first on semitrailer
In a support bridge or third support bridge, the support bridge for adding motor 70 is known as drive axle 20.In addition, this semitrailer uses gas
The mechanical braking of brake apparatus, bremsbelage 27 can coordinate with the on-position of motor 70, when motor 70 cannot meet to
When the braking of one wheel 30 and the second wheel 40, bremsbelage 27 can assist the first wheel 30 and the second wheel 40
Mechanical braking.
In technical solutions of the utility model, entire car controller 80 is used for transport condition and energy storage device 50 according to semitrailer
Remaining capacity adjust the working condition of motor 70, the working condition of motor 70 includes power-assisted state and on-position, half
Trailer accelerate or go up a slope, and the remaining capacity of energy storage device 50 be higher than discharge threshold when, entire car controller 80 can control electricity
Machine 70 enters power-assisted state, at this point, motor 70, which applies semitrailer, accelerates power, and the electric energy of energy storage device 80 is released
When being changed into the mechanical energy of semitrailer, motor 70 carries out boosting to semitrailer, can improve the power performance of tractor 9, reduces
The power demand of 9 intermediate fuel oil engine of tractor, saving fuel oil；Slow down or descending in semitrailer, and the residue of energy storage device 50
When electricity is less than discharge threshold, entire car controller 80 can control motor 70 and enter on-position, and motor 70 applies semitrailer
Retarding braking power, and convert the mechanical energy of semitrailer to electric energy and be stored in energy storage device 80, the waste of energy can be avoided.
Also, when semitrailer is articulated on tractor 9, the semitrailer of power-assisted, tractive force and braking are worked as using motor 70
The considerable part of power is born by motor 70, and no longer acts on power on tractor 9, will not be caused to the dynamic characteristics of tractor
It is prodigious to impact in short-term, be conducive to the dynamic characteristics and riding stability that improve tractor 9 and semitrailer.In addition, energy storage is filled
It sets 50, motor 70 to be arranged on semitrailer, energy storage device 50, motor 70 and the fuel engines of tractor 9 pass through full-vehicle control
The coordination of device 80 controls, and forms substantial parallel connection type hybrid power system, without doing any change to tractor 9, reduces
Motorized difficulty, and 70 power of motor is not necessarily to through the transmission systems such as gearbox, transmission efficiency higher.
Specifically, when semitrailer is articulated on tractor 9, the working condition of motor 70 and its switching, according to tractor 9
Driver's operation determine that entire car controller 80 collects the operation input and information of vehicles of tractor 9 with the state of vehicle itself,
Determine the working condition of motor 70.The working condition of motor 70 is determined by three information：Gas pedal information, brake pedal letter
Remaining capacity (SOC) information of breath, battery pack.
When the gas pedal in tractor 9 is tended to deepen, entire car controller 80 judges that semitrailer is accelerating or going up a slope,
When the gas pedal in tractor 9 is tended to shoal, entire car controller 80 judges semitrailer in deceleration or descending.
When judging semitrailer in acceleration or upward slope, if entire car controller 80 detects battery pack SOC higher than electric discharge again
Threshold value then controls motor 70 and enters power-assisted state, and motor 70 applies semitrailer and accelerates power, the electric energy of battery pack is released
To be changed into the mechanical energy needed for semitrailer；If entire car controller 80 detects that battery pack SOC is less than discharge threshold again, control
Motor 70 does not export power.
When judging semitrailer in deceleration or descending, if entire car controller 80 detects battery pack SOC higher than charging again
Threshold value then controls motor 70 and does not export brake force；If entire car controller 80 detects that battery pack SOC is less than charge threshold again,
It controls motor 70 and enters on-position, motor 70 applies retarding braking power to semitrailer, and converts the mechanical energy of semitrailer to
Electric energy is stored in battery pack.
If entire car controller 80 detects that the SOC of battery pack is less than charge threshold or less or is less than rotection thresholds for a long time
When, when vehicle is in cruising condition, entire car controller 80 can control motor 70 and enter on-position, collect some mechanical energy
Electric energy is converted into charge for battery pack；When battery pack SOC is higher than discharge threshold or is higher than rotection thresholds for a long time, can control
Motor 70 enters power-assisted state, converts electrical energy into the mechanical energy needed for semitrailer.
It should be noted that (gently stepping on brake) in most of on-position of heavy load truck, braking power is below electricity
The power of machine 70, that is to say, that motor 70 enters on-position, so that it may to meet the brake power demand of semitrailer, can avoid
The intervention of mechanical braking, so as to substantially reduce the abrasion of brake block, the fever of the brake block on semitrailer is seldom, saves and stops
The expense that vehicle piece is replaced.Also, the brake block on semitrailer does not need water drenching heat dissipation, additionally it is possible to reduce water tank and sprinkling equipment
It uses, reduce car weight and simplifies car body.
In addition, motor 70 and the power of the first wheel 30 and the second wheel 40, which transmit, to please refer to figure there are many mode
2, in the first embodiment, drive axle 20 includes axle 21, and the quantity of motor 70 is two, one of motor 70 and first
Wheel 30 connects, another motor 70 connect with the second wheel 40, and motor 70 includes the first stator 71 and the first rotor 72, and first
Stator 71 is set on axle 21, and the first rotor 72 is disposed around outside the first stator 71, and one end of the first rotor 72 and axle 21
Connection, the other end of the first rotor 72 is fixedly connected with the first wheel 30 or the second wheel 40, and the first rotor 72 can be relative to
Axle 21 and the rotation of the first stator 71.Wherein, motor 70 is preferably connect with the wheel rim 31 of the first wheel 30 or the second wheel 40.Tool
Body, drive axle 20 includes the axle 21 that one end connects the first wheel 30 and the other end connects the second wheel 40, the branch of axle 21
It is higher to support intensity, the first stator 71 is arranged on axle 21, takes full advantage of axle 21, also, due to not having drive mechanism, motor
70 power transmission efficiency is higher.
When motor 70 is in power-assisted state, the first rotor 72 is rotated by wheel rim 31 directly band runner hub, tire；Work as electricity
When machine 70 is in on-position, electronics applies retarding braking power to semitrailer, and the mechanical energy of semitrailer drives the by wheel rim 31
One rotor, 72 rotary electrification is converted to electric energy and is stored into energy storage device 50.
Wherein, Fig. 3 is please referred to, stator support 711 and rotor bearing 721 are additionally provided on motor 70, the first stator 71 is logical
Stator support 711 to be crossed to be fixedly connected with axle 21, one end of the first rotor 72 is connect by rotor bearing 721 with axle 21, the
The other end of one rotor 72 is fixedly connected with the first wheel 30 or the second wheel 40.On stator support 711 and rotor bearing 721
Be preferably provided with for brake tracheae 26 by channel, brake tracheae 26 connect with bremsbelage 27 across channel, the first rotor
72 shell is preferably fixedly connected by bolt 32 with the wheel rim 31 of the first wheel 30 or the second wheel 40.
Further, Fig. 4 is please referred to, in second of embodiment, drive axle 20 includes differential mechanism (not indicating), motor 70
It is equipped with the first output shaft 73, differential mechanism includes the planetary wheel carrier 221 engaged with the first output shaft 73, nibbled with planetary wheel carrier 221
Two planetary gears 222 closing, two sun gears 223 engaged with two planetary gears 222 and with two sun gears 223 one by one
Two the second output shafts 224 being correspondingly connected with, one of them second output shaft 224 are connect with the first wheel 30, another second
Output shaft 224 is connect with the second wheel 40, and the axial direction of the first output shaft 73 is parallel with the axial direction of the second output shaft 224.First is defeated
The axial direction of shaft 73 is parallel with the axial direction of the second output shaft 224, is conducive to the braking energy for maximizing recycling semitrailer, also,
The kind of drive is simple, and the deceleration of a constant-speed ratio can also be carried out by differential mechanism, and the control mode of motor 70 is also fairly simple.
In addition, please referring to Fig. 5, in the third embodiment, drive axle 20 includes and the first wheel 30 and the second wheel 40
The quantity of the axle housing 24 of two semiaxis 23 of two semiaxis 23 and connection to connect one to one, motor 70 is two, two electricity
Machine 70 is arranged in a one-to-one correspondence on two semiaxis 23, and motor 70 includes the second stator 74 and the second rotor 75, the second rotor 75
It is set on semiaxis 23, the second stator 74 is set in outside the second rotor 75, and axle housing 24 is set in outside the second stator 74.By second turn
Son 75 is located on semiaxis 23, and the second stator 74 is mounted on axle housing 24, and motor 70 and drive axle 20 are become one, Neng Goushi
The direct output of 70 power of existing motor, efficiency are higher.
Further, Fig. 6 is please referred to, in the 4th kind of embodiment, drive axle 20 includes and the first wheel 30 and the second vehicle
40 two semiaxis 23 connecting one to one of wheel and the axle housing 24 for connecting two semiaxis 23, the quantity of motor 70 are two, two
A motor 70 is arranged in a one-to-one correspondence with two semiaxis 23, and motor 70 is equipped with third output shaft 76, and third output shaft 76 being capable of band
Dynamic semiaxis 23 rotates, and the axial direction of third output shaft 76 is parallel with the axial direction of semiaxis 23.Specifically, two motors 70 pass through gear one
One correspondence is connect with two semiaxis 23, and the axial direction of third output shaft 76 is parallel with the axial direction of semiaxis 23, is conducive to maximize recycling
The braking energy of semitrailer, and the kind of drive is simple, it is high to the design freedom of motor 70.
In addition, in the 5th in embodiment, drive axle 20 includes perforation axis (not shown), and there are two the quantity of motor 70,
One of motor 70 is arranged in the first wheel 30, another motor 70 is arranged in the second wheel 40, and motor 70 includes the
Three stators (not shown) and third trochanter (not shown), third stator are set on perforation axis, and it is fixed that third trochanter is set in third
It is sub outer, and third trochanter is fixedly connected with the first wheel 30 or the second wheel 40, third trochanter can be fixed around perforation axis and third
Son rotation.Wherein, two speed reducers (not shown), two motors 70 and two speed reducers preferably one are additionally provided on drive axle 20
One is correspondingly arranged at the space of the hub interior of the first wheel 30 and the second wheel 40, when motor 70 is in power-assisted state, third
Rotor directly band runner hub and tire rotates；When motor 70 is in on-position, motor 70 applies retarding braking to semitrailer
The mechanical energy of power, semitrailer drives third trochanter rotary electrification by wheel hub, is converted to electric energy and is stored into energy storage device 50.It is logical
Cross the hub interior preferably corresponded two motors 70 and two speed reducers set on the first wheel 30 and the second wheel 40
Space 70 scheme of wheel hub motor, can effectively utilize drive axle 20 installation space, transmission efficiency.
Further, it is also provided with the accessory power supply (not shown) being connect with entire car controller 80 on semitrailer, works as storage
When energy device 50 breaks down, accessory power supply will play the role of storing electric energy and discharge electric energy, further ensure that motor 70
Normal operation.
In addition, entire car controller 80 is equipped with the communication interface (not shown) for being attached with external system, vehicle
Controller 80 can receive the control of external equipment, ensureing that battery pack SOC is normal, can pass through external system control
Motor 70 processed is in power-assisted state or on-position.Wherein, external system be preferably line traffic control, electrically controlled brake system or
Intelligent driving system etc..
In addition, the utility model also provides a kind of hybrid vehicle (not indicating), including tractor 9 and being mounted on is led
Draw the semitrailer as described above on vehicle, the entire car controller 80 on semitrailer can be according to the behaviour of the driver in tractor
Make (step on the gas or touch on the brake) to judge the transport condition of semitrailer, and according to the transport condition of semitrailer and energy storage device 50
Remaining capacity adjusts the working condition of motor 70.Since the hybrid vehicle uses whole skills of above-mentioned all embodiments
Art scheme, therefore at least all advantageous effects caused by the technical solution with above-described embodiment, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (11)
1. a kind of semitrailer, which is characterized in that the semitrailer includes vehicle frame, the drive axle under the vehicle frame, is set to institute
The second wheel of first wheel of one end of drive axle and the other end set on the drive axle is stated, the drive axle is equipped with
Brake gas chamber, the brake tracheae being connect with the brake gas chamber and the bremsbelage being connect with the brake tracheae, it is described
Bremsbelage is used to carry out mechanical braking to first wheel and second wheel, and the semitrailer is filled equipped with energy storage
The inverter set, being connect with the energy storage device and the motor being connect with the inverter are additionally provided on the semitrailer whole
Vehicle controller, the entire car controller be used for according to the remaining capacity of the transport condition of the semitrailer and the energy storage device come
Adjust the working condition of the motor, the working condition includes power-assisted state and on-position, accelerate when the semitrailer or
Go up a slope, and the remaining capacity of the energy storage device be higher than discharge threshold when, the entire car controller for control the motor into
Enter power-assisted state, the motor, which applies the semitrailer, accelerates power, and the electric energy of the energy storage device is released and is turned
Become the mechanical energy needed for the semitrailer；When semitrailer deceleration or descending, and the remaining capacity of the energy storage device is low
When discharge threshold, the entire car controller enters on-position for controlling the motor, and the motor is to the semitrailer
Apply retarding braking power, and converts the mechanical energy of the semitrailer to electric energy and be stored in the energy storage device.
2. semitrailer according to claim 1, which is characterized in that the drive axle includes axle, the quantity of the motor
It it is two, one of them described motor is connect with first wheel, another described motor is connect with second wheel, institute
It includes the first stator and the first rotor to state motor, and first stator is set on the axle, and the first rotor is disposed around
Outside first stator, one end of the first rotor is connect with the axle, the other end of the first rotor and described the
One wheel or second wheel are fixedly connected, and the first rotor can be revolved relative to the axle and first stator
Turn.
3. semitrailer according to claim 2, which is characterized in that be additionally provided with stator support and armature spindle on the motor
It holds, first stator is fixedly connected by stator support with the axle, and one end of the first rotor passes through the rotor
Bearing is connect with the axle, and the other end of the first rotor is fixedly connected with first wheel or second wheel.
4. semitrailer according to claim 3, which is characterized in that be equipped in the stator support and the rotor bearing
For it is described brake tracheae by channel.
5. semitrailer according to claim 1, which is characterized in that the drive axle includes differential mechanism, is set on the motor
There are the first output shaft, the differential mechanism to include the planetary wheel carrier engaged with first output shaft, engaged with the planetary wheel carrier
Two planetary gears, two sun gears engaging with two planetary gears and being corresponded with two sun gears connect
Two the second output shafts connect, one of them described second output shaft are connect with first wheel, another is described second defeated
Shaft is connect with second wheel, and the axial direction of first output shaft is parallel with the axial direction of the second output shaft.
6. semitrailer according to claim 1, which is characterized in that the drive axle includes and first wheel and described
The quantity of the axle housing for two semiaxis of two semiaxis and connection that second wheel connects one to one, the motor is two
A, two motors are arranged in a one-to-one correspondence on two semiaxis, and the motor includes the second stator and the second rotor,
Second rotor is set on the semiaxis, and second stator is set in outside second rotor, and the axle housing is set in
Outside second stator.
7. semitrailer according to claim 1, which is characterized in that the drive axle includes and first wheel and described
The quantity of the axle housing for two semiaxis of two semiaxis and connection that second wheel connects one to one, the motor is two
A, two motors are arranged in a one-to-one correspondence with two semiaxis, and the motor is equipped with third output shaft, and the third is defeated
Shaft can drive the semiaxis to rotate, and the axial direction of the third output shaft is parallel with the axial direction of the semiaxis.
8. semitrailer according to claim 1, which is characterized in that the drive axle includes perforation axis, the number of the motor
There are two amounts, one of them described motor is arranged in first wheel, another described motor is arranged in second vehicle
In wheel, the motor includes third stator and third trochanter, and the third stator is set on the perforation axis, and the third turns
Sub-set is located at outside the third stator, and the third trochanter is fixedly connected with first wheel or second wheel, institute
Stating third trochanter can rotate around the perforation axis and the third stator.
9. according to the semitrailer described in any one of claim 1-8, which is characterized in that be additionally provided on the semitrailer with it is described
The accessory power supply of entire car controller connection.
10. according to the semitrailer described in any one of claim 1-8, which is characterized in that the entire car controller, which is equipped with, to be used
In the communication interface being attached with external system, the entire car controller can receive the control of external system.
11. a kind of hybrid vehicle, which is characterized in that the hybrid vehicle includes tractor and is mounted on described lead
Draw the semitrailer as described in any one of claim 1-10 on vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820583425.3U CN208069852U (en) | 2018-04-20 | 2018-04-20 | Semitrailer and hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820583425.3U CN208069852U (en) | 2018-04-20 | 2018-04-20 | Semitrailer and hybrid vehicle |
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| Publication Number | Publication Date |
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| CN208069852U true CN208069852U (en) | 2018-11-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820583425.3U Active CN208069852U (en) | 2018-04-20 | 2018-04-20 | Semitrailer and hybrid vehicle |
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| CN (1) | CN208069852U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111137121A (en) * | 2019-12-18 | 2020-05-12 | 东风商用车有限公司 | Trailer, tractor and control method thereof |
| US20200353806A1 (en) * | 2019-05-08 | 2020-11-12 | Aktiebolaget Skf | Axle subassembly including an electric drive/generator unit, and method for controlling an electric drive/generator unit of an axle subassembly |
| CN113135095A (en) * | 2020-01-17 | 2021-07-20 | 长沙智能驾驶研究院有限公司 | Motor control method, device, electronic equipment and storage medium |
| CN113246745A (en) * | 2021-05-19 | 2021-08-13 | 河南科技大学 | Auxiliary drive control method of new energy semitrailer and new energy semitrailer |
| CN113561850A (en) * | 2021-08-05 | 2021-10-29 | 天津工程机械研究院有限公司 | Energy management control method and control system for double-motor pure electric loader |
| CN114348150A (en) * | 2022-01-17 | 2022-04-15 | 沈阳华天航空机械有限公司 | Trailer convenient to landing stage removes |
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2018
- 2018-04-20 CN CN201820583425.3U patent/CN208069852U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200353806A1 (en) * | 2019-05-08 | 2020-11-12 | Aktiebolaget Skf | Axle subassembly including an electric drive/generator unit, and method for controlling an electric drive/generator unit of an axle subassembly |
| US11707975B2 (en) * | 2019-05-08 | 2023-07-25 | Aktiebolaget Skf | Axle subassembly including an electric drive/generator unit, and method for controlling an electric drive/generator unit of an axle subassembly |
| CN111137121A (en) * | 2019-12-18 | 2020-05-12 | 东风商用车有限公司 | Trailer, tractor and control method thereof |
| CN113135095A (en) * | 2020-01-17 | 2021-07-20 | 长沙智能驾驶研究院有限公司 | Motor control method, device, electronic equipment and storage medium |
| CN113246745A (en) * | 2021-05-19 | 2021-08-13 | 河南科技大学 | Auxiliary drive control method of new energy semitrailer and new energy semitrailer |
| CN113561850A (en) * | 2021-08-05 | 2021-10-29 | 天津工程机械研究院有限公司 | Energy management control method and control system for double-motor pure electric loader |
| CN114348150A (en) * | 2022-01-17 | 2022-04-15 | 沈阳华天航空机械有限公司 | Trailer convenient to landing stage removes |
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