CN207388864U - Retarder, extended-range power assembly and electric car - Google Patents
Retarder, extended-range power assembly and electric car Download PDFInfo
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- CN207388864U CN207388864U CN201720870552.7U CN201720870552U CN207388864U CN 207388864 U CN207388864 U CN 207388864U CN 201720870552 U CN201720870552 U CN 201720870552U CN 207388864 U CN207388864 U CN 207388864U
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model, which provides a kind of retarder, extended-range power assembly and electric car, retarder, to be included：Babinet is located at the in vivo electric drive deceleration box of tricks of case and distance increasing unit power transmission mechanism, the input terminal of electric drive deceleration box of tricks is connected directly by the first transmission shaft with driving motor, and the output terminal and input terminal of distance increasing unit power transmission mechanism are connected directly respectively by second driving shaft and the 3rd transmission shaft with generator and engine；Wherein, the input terminal of electric drive deceleration box of tricks is located at the left side of babinet, and the output terminal and input terminal of distance increasing unit power transmission mechanism are located at the left side and right side of babinet respectively, and the first transmission shaft and second driving shaft are arranged in parallel.Retarder provided by the utility model, can be coaxially arranged in the both sides of retarder compared to by the two by generator and driving motor parallel arrangement in the same side of retarder, reduces the lateral arrangement size of power assembly, is conducive to the space layout of forward engine room.
Description
Technical field
The utility model is related to vehicle technology fields, include above-mentioned deceleration in particular to a kind of retarder, one kind
The extended-range power assembly of device and the electric car for including above-mentioned extended-range power assembly.
Background technology
At present, existing extended-range electric vehicle, distance increasing unit and electric drive structure are generally separated setting, occupied space compared with
Greatly, and mounting structure is complicated；Some producers are improved, and distance increasing unit and electric drive structures in series are set, and make on the left of retarder
Housing connects driving motor, and right shell connects generator, and then generator is connected again with engine, i.e.,：Driving motor, deceleration
To arranging successively, electric drive deceleration box of tricks is located in reducing gearbox body for device, generator and engine shaft, and distance increasing unit power passes
Pass mechanism and be located at that reducing gearbox is external, this is caused, and power assembly axial length is long, and volume is excessive, both sides easily with cabin longeron
It interferes, causing can not lateral arrangement in the forward engine room of vehicle.
Utility model content
At least one in order to solve the above-mentioned technical problem, one of the utility model is designed to provide a kind of retarder.
Another of the utility model is designed to provide a kind of extended-range power assembly including above-mentioned retarder.
Another of the utility model is designed to provide a kind of electric car for including above-mentioned extended-range power assembly.
To achieve these goals, the technical solution of the utility model first aspect provides a kind of retarder, for electricity
Motor-car, including：Babinet, the right shell body being connected including left shell and with the left shell；Electric drive deceleration box of tricks, is located at institute
It states in babinet, input terminal is connected directly by the driving motor of the first transmission shaft and the electric car；Distance increasing unit power transfers
Mechanism is located in the babinet, and output terminal is connected directly by the generator of second driving shaft and the electric car, input
End is connected directly by the engine of the 3rd transmission shaft and the electric car；Wherein, the electric drive deceleration box of tricks is defeated
Enter end positioned at the left side of the babinet, the output terminal and input terminal of the distance increasing unit power transmission mechanism are located at the babinet respectively
Left side and right side, and first transmission shaft and the second driving shaft are arranged in parallel, and make the driving motor and the hair
Motor can be arranged in parallel in the left side of the retarder.
The retarder that the technical solution of the utility model first aspect provides, can put down generator and driving motor homonymy
Row is arranged in the one side of retarder, compared in the prior art that the two is coaxially arranged in the both sides of retarder, reduces power
The lateral arrangement size of assembly is conducive to the space layout of forward engine room；And by electric drive deceleration box of tricks and distance increasing unit power
Transmission mechanism is integrated in reduction-gear housing body so that retarder, which forms, has both deceleration differential function and distance increasing unit power transmission work(
The integrated form retarder of energy has higher integration degree and greater compactness of space layout.
Specifically, reduction case is divided into two housings in left and right, and two housings in left and right are fixedly connected with (ratio by fastener
Such as pass through bolt bolt), can electric drive deceleration box of tricks and distance increasing unit power transmission mechanism be easily packed into babinet
Interior, connecting portion between the two is sealed again by fluid sealant, and to ensure the leakproofness of reduction case, entire installation manufactured
Journey is convenient and efficient；The input terminal of electric drive deceleration box of tricks is connected directly by the first transmission shaft with driving motor, ensure that
The power of driving motor can be transferred to electric drive deceleration box of tricks, and then drive wheel rotation；Distance increasing unit power transfers machine
The output terminal of structure is connected directly by second driving shaft and generator, and input terminal passes through the 3rd transmission shaft and the direct phase of engine
Even, ensure that the power of engine can pass to generator, and then drive electrical power generators, realize the function of distance increasing unit.
Further, electric drive deceleration box of tricks and distance increasing unit power transmission mechanism are each provided in babinet, and electric drive
The input terminal of deceleration box of tricks is located at the left side of babinet, and the output terminal and input terminal of distance increasing unit power transmission mechanism are located at respectively
The left side and right side of babinet, so driving motor and generator are located at the left side of retarder, engine is located at the right side of retarder；
And first transmission shaft and second driving shaft be arranged in parallel, so driving motor and generator are arranged in parallel in the left side of retarder,
Engine arrangement arranges constitute vertically successively on the right side of retarder, then driving motor/generator, retarder, engine
Extended-range power assembly, compared to driving motor in the prior art, retarder, generator and engine shaft to the skill arranged successively
For art scheme, the axial length of power assembly has been reduced significantly, and then has met the arrangement requirement of vehicle forward engine room, has been solved
In the prior art cause it can not lateral arrangement in the forward engine room of vehicle because the long volume of power assembly axial length is excessive
Problem；Meanwhile electric drive deceleration box of tricks and distance increasing unit power transmission mechanism are integrated in a babinet, compared to existing
For the scheme for being provided separately Liang Tao mechanisms in technology, the integration degree of power assembly is on the one hand improved, is effectively reduced
The volume of power assembly so that power assembly is arranged to more compact, on the other hand, Liang Tao mechanisms is integrated in a babinet
It is interior, it is possible to reduce a set of suspension installation point becomes 4 points of suspensions or 3 points of suspensions from existing 6 points suspensions, enormously simplifies electronic
The suspension system of vehicle.
In addition, engine is relatively large sized, and the size of driving motor and generator is relatively small, therefore will driving
Motor and generator arrangements by engine arrangement in the opposite side of retarder, can make retarder left in the same side of retarder
The structure relative equilibrium of right both sides avoids the excessive overweight opposite side in one side is too small from kicking the beam, and the entirety for not only improving power assembly is put down
Weighing apparatus, also allows for the suspension installation of power assembly, and meets the parallel arrangement requirement of bi-motor (driving motor and generator) with before
The space layout requirement of cabin.
Further, the mounting portion being connected with driving motor and generator is additionally provided on left shell (for example screw pole, to be connected
The structures such as hole), so left shell can be directly mechanically coupled with driving motor and generator simultaneously, for example pass through the fastenings such as bolt
Driving motor and generator are fixedly linked by part with left shell, to ensure being reliably connected for retarder and driving motor and generator
Coordinate with stablizing；The mounting portion (such as the structures such as screw pole, connecting hole) being connected with engine is additionally provided on right shell body, so it is right
Housing can connect with engine direct and be mechanically coupled, for example engine and right shell body are fixedly linked by fasteners such as bolts, with
Ensure being reliably connected and stablizing cooperation for retarder and engine；In addition, driving motor and generator are connected to retarder
On left shell, engine is connected on the right shell body of retarder, meets common motor (driving motor or generator) assembling
Structure and engine assembly structure, convenient for the assembling of driving motor, generator and engine and retarder, therefore power assembly is adopted
It is suitable for large-scale promotion with conventional motor or engine.
What deserves to be explained is the gearbox of hybrid electric vehicle also has the scheme using parallel shaft arrangement in the prior art, but
It is that clutch is necessarily equipped between its engine and gearbox, so engine is not connected directly with gearbox, but passes through
Clutch is indirectly connected, so the power of engine might not can be transferred to gearbox, but according to the state of clutch
It selectively inputs；And the power of its engine is not necessarily for power generation, for example it is mostly used in driving wheel rotation；Meanwhile
Driving motor can be used for driving wheel rotation, to realize that hybrid power drives, and also may be used between driving motor and gearbox
To set clutch, can be selectively input with the power for ensureing driving motor；In addition, gearbox is additionally provided with halting mechanism,
And pass through speed changing structure (such as multi gear speed changing structure) to transfer the power of engine and/or driving motor, and then control wheel
Rotating speed, to meet the operation demand of hybrid electric vehicle, therefore structure and principle are extremely complex.
And the retarder of the application is then connected directly with engine and driving motor, the power of engine can be transferred directly
To retarder, and then generator is transferred to for generating electricity, the power of driving motor is then transferred directly to electric drive deceleration differential mechanism
Structure is used to that wheel to be driven to rotate；Therefore, the power resources of wheel rotation are in driving motor, directly by controlling turning for driving motor
The rotating speed of the i.e. controllable wheel of speed, so without the excessively complicated speed changing structure of setting, and halting mechanism is eliminated, control is former
Reason and structure greatly simplify.It follows that the operation principle and knot of the gearbox of the retarder and hybrid electric vehicle of the application
Structure differs, this is because the positioning of the two and being differed using field, therefore cannot arbitrarily exchange, can not mix as one
It talks, so can not retarder in the application is parallel with the gearbox of hybrid electric vehicle using the technical solution of parallel shaft arrangement
The technical solution of axis arrangement lumps together.Certainly, if reequiped to the retarder of the application, in addition clutch and in motivation
The gearbox of hybrid vehicle can be upgraded to after structure.
In addition, the retarder in above-mentioned technical proposal provided by the utility model can also have following supplementary technology spy
Sign：
In the above-mentioned technical solutions, the electric drive deceleration box of tricks includes：First transmission shaft, be arranged on it is described
Electric drive driving gear, intermediate propeller shaft on first transmission shaft, be arranged on the intermediate propeller shaft and with the electric drive
The Transmission gear and the differential assembly being meshed with the intermediate propeller shaft that driving gear is meshed, the differential assembly with
The jack shaft of the electric car is connected.
In the above-mentioned technical solutions, the distance increasing unit power transmission mechanism includes：3rd transmission shaft, be arranged on it is described
Distance increasing unit driving gear, the second driving shaft on 3rd transmission shaft and be arranged on the second driving shaft and with the increasing
The driven gear that journey device driving gear is meshed.
The single grade of tooth containing differential mechanism of two-stage of electric drive deceleration box of tricks between connection driving motor and jack shaft
Transmission mechanism is taken turns, it is total to specifically include the first transmission shaft, electric drive driving gear, intermediate propeller shaft, Transmission gear and differential mechanism
Into.First transmission shaft is connected with driving motor, by the electric drive deceleration box of tricks in the power input reducer of driving motor,
So it is referred to as driving motor side input shaft；Electric drive driving gear is arranged on the first transmission shaft, with being arranged on centre
Transmission gear on transmission shaft is meshed, and the power of driving motor is transferred on intermediate propeller shaft；And intermediate propeller shaft with it is poor
Fast device assembly is meshed, and further imparts power to differential assembly；Jack shaft is transferred to by differential assembly again, into
And wheel is driven to rotate；Differential assembly includes the bull gear being meshed with intermediate propeller shaft, the semiaxis being connected with jack shaft
Gear, planet axis and planetary gear, the power of intermediate propeller shaft input differential assembly by bull gear, then via planet axis and row
The conversion of star gear, finally passing to jack shaft via axle shaft gear, (rear lower of left shell is equipped with left output shaft hole, left
Axle shaft gear is connected by spline with left jack shaft, and the rear lower of right shell is equipped with right output shaft hole, and right axle shaft gear leads to
Spline is crossed with right jack shaft to be connected), it is rotated by jack shaft driving wheel, completes the electric drive function of electric car.
Distance increasing unit power transmission mechanism is the one-stage gear transmission mechanism between engine and generator, specific to wrap
It includes：3rd transmission shaft, distance increasing unit driving gear, driven gear and second driving shaft.3rd transmission shaft is connected with engine, will send out
Distance increasing unit power transmission mechanism in the power input reducer of motivation, so it is referred to as engine side input shaft；Increase journey
Device driving gear is arranged on the 3rd transmission shaft, is meshed with the driven gear being arranged on second driving shaft, by engine
Power is transferred on second driving shaft；And second driving shaft is connected with generator, further outputs power to outside retarder
Generator, so being referred to as generator side output shaft, mechanical energy is converted into electric energy by generator, realizes the power generation of distance increasing unit
Function.
It is to be understood that distance increasing unit includes engine and generator, it is the machinery to be generated electricity by engine driven generators
Device can be coaxially directly connected to or by one or more levels gear transmission mechanism between engine and generator
It is connected；Thus while the distance increasing unit power transmission mechanism in the technical solution is one-stage gear transmission mechanism, but the application
Distance increasing unit power transmission mechanism be not limited to one-stage gear transmission mechanism or multi-stage gear transmission mechanism or straight
Connect it is coaxially connected, since these technical solutions can realize the purpose of the application, and setting without departing from the utility model
Thought and objective are counted, thus it will be understood by those of skill in the art that these technical solutions should all be in the protection of the utility model
In the range of.
In the above-mentioned technical solutions, first transmission shaft, the axle shaft gear of the differential assembly and described second pass
Moving axis is fully located in the babinet, and the first transmission axis hole, left output shaft hole and the second transmission are offered on the left shell
Axis hole, right output shaft hole is offered on the right shell body, and the driving motor and the generator are each passed through described first and pass
Shaft hole and the second driving shaft hole are connected with first transmission shaft and the second driving shaft, and the jack shaft passes through
The left output shaft hole and the right output shaft hole are connected with the axle shaft gear.
First transmission shaft (i.e. driving motor side input shaft), second driving shaft (i.e. generator side output shaft), connection driving
The axle shaft gear of semiaxis is disposed entirely in housing, is the motor of internal spline form, the then motor shaft of driving motor, generator
Axis and jack shaft are directly inserted by axis hole corresponding thereto in housing, and with driving motor side input shaft, generator side
Output shaft is connected with axle shaft gear spline, very convenient, and compact-sized, is occupied little space.
In the above-mentioned technical solutions, the 3rd transmission axis hole is offered on the right shell body, the 3rd transmission shaft passes through institute
The outside that the 3rd transmission axis hole extends to the babinet is stated, and is connected with the torsion vibration absorber of the engine.
3rd transmission shaft (i.e. engine side input shaft) extends to the outside of babinet, i.e. engine through the 3rd transmission axis hole
Side input shaft is leant out outside babinet, and is connected with the torsion vibration absorber of engine, can be reduced the vibrations of retarder, and then be improved and subtract
The use reliability of fast device, and the service life of prolonged deceleration device；Preferably, the 3rd transmission shaft is male splined shaft, the i.e. axis
Outside is equipped with spline, is connected by spline with engine stabilizer.
In any of the above-described technical solution, the distance increasing unit power transmission mechanism is located at the electric drive deceleration box of tricks
Front side.
In the above-mentioned technical solutions, first transmission shaft is located at the oblique upper of the second driving shaft.
In the above-mentioned technical solutions, the 3rd transmission shaft is located at the top of the second driving shaft.
Distance increasing unit power transmission mechanism is arranged on to the front side of electric drive deceleration box of tricks, i.e. distance increasing unit power transfers machine
Structure and the generally front and rear arrangement of electric drive deceleration box of tricks, then generator and driving motor generally also front and rear arrangement, this conjunction
Reason make use of the longitudinal space of forward engine room, avoid power assembly excessive height, so as to both meet bi-motor (driving motor and
Generator) parallel arrangement, and meet the space layout requirement of forward engine room, power assembly and forward engine room can effectively be avoided to occur
The phenomenon that interference.
Further, since the shape of driving motor and generator is integrally cylinder, the first transmission shaft is arranged on
The oblique upper (i.e. back side top) of two transmission shafts, compared to by parallel arrangement before and after the first transmission shaft and second driving shaft or up and down
For the scheme of parallel arrangement, convenient for driving motor and generator to be diagonally arranged on to the left side of retarder, and left output shaft hole
Position can (structures such as intermediate propeller shaft and differential assembly be correspondingly situated at the first transmission for vacating of being then disposed there between
The lower section of axis), be so conducive to reduce the anterior-posterior length of power assembly, and upper-lower height will not be excessively high, so as to further contract
The small volume of power assembly is more conducive to the space layout of power assembly, while also reduces reduction case as far as possible
Height and longitudinal length reduce the cost of retarder.
Further, the 3rd transmission shaft is located at the top of second driving shaft, then engine is top compared to generator, so
The structure at left and right sides of balanced reducer is not only improved, and causes electric drive deceleration box of tricks and distance increasing unit power transmission mechanism
It is also more balanced in the in vivo arrangement of case, avoid distance increasing unit power transmission mechanism excessively on the lower, it is rational in infrastructure.
In the above-mentioned technical solutions, the lower part of the babinet is equipped with magnet, and it is poor that the magnet is located at electric drive deceleration
Between fast mechanism and the distance increasing unit power transmission mechanism, for adsorbing the chip to drop in gear operation.
Magnet is set in the lower part of babinet, the attraction of iron filings can in the process be fallen to collect gear operation using magnet
The chip fallen avoids iron filings from arbitrarily being accumulated in babinet and influences the service life of retarder；Since distance increasing unit power transfers machine
Structure and the front and rear arrangement of electric drive deceleration box of tricks, dispose a magnet within electric drive deceleration box of tricks and are transferred with distance increasing unit power
Between mechanism, then the chip that electric drive deceleration box of tricks generates chip and distance increasing unit power transmission mechanism generate can be by
Magnet absorbs, then sets small number of magnet (for example only setting one block of magnet) that can meet the use need of entire retarder
It asks, has both saved cost, in turn simplify the structure of retarder；It is used for it is possible to further be set in the lower part of reduction case
The mounting groove of magnet is installed, magnet is mounted in mounting groove, to play position-limiting action to magnet, is moved to avoid it in babinet
It moves and influences the normal operation of other mechanisms.
Certainly, the position of magnet and quantity are not limited to said program, for example can respectively set for adsorbing electric drive
Magnet of iron filings that deceleration box of tricks and distance increasing unit power transmission mechanism generate etc., will not enumerate herein, but this field
It will be appreciated by the skilled person that since these technical solutions can realize the purpose of this utility model, and without departing from this reality
With new design philosophy and objective, thus should be within the protection scope of the present utility model.
The installation for being also reserved with to install clutch shaft in any of the above-described technical solution, in the babinet is empty
Between, it is set on the clutch shaft there are two gear, clutch, and two gears point is equipped between two gears
It is not connected with the distance increasing unit power transmission mechanism and the electric drive deceleration box of tricks so that the kinetic force of the engine
Enough it is transferred to the jack shaft.
In the above-mentioned technical solutions, optionally, two gears respectively with the distance increasing unit driving gear and it is described in
Between transmission shaft be meshed.
In the above-mentioned technical solutions, optionally, two gears respectively with the distance increasing unit driving gear and the difference
Fast device assembly is meshed.
It is also reserved with to install the installation space of clutch shaft in babinet, then clutch can also be installed in babinet
Device transmission shaft, on clutch shaft set two gears, a gear be connected with distance increasing unit power transmission mechanism (such as with
Distance increasing unit driving gear is meshed), another gear be connected with electric drive deceleration box of tricks (such as with intermediate propeller shaft or biography
Gear is passed to be meshed), thus the power of engine can be directly delivered to jack shaft, can realize that engine directly drives
The function of motor car wheel.Specifically, when clutch is in engagement state, two gear synchronous rotations, by engine and driving electricity
Machine drives wheel to rotate jointly, while engine can also drive electrical power generators, makes better use of the power of engine；When
When clutch is in discrete state, the power of engine cannot be transferred to jack shaft, then wheel is operated alone by driving motor
Rotation, the power of engine are only used for driving electrical power generators.
Optionally, two gears are meshed respectively with distance increasing unit driving gear and intermediate propeller shaft, then the power of engine
Jack shaft can be transferred to through distance increasing unit driving gear, intermediate propeller shaft, differential assembly successively, and then drives wheel rotation
Turn；Further, for electric drive deceleration box of tricks in aforementioned schemes the top differential assembly of the first transmission shaft on the lower, increase
For the scheme of the 3rd top second driving shaft of transmission shaft of journey device power transmission mechanism on the lower, due to the volume of differential assembly
The noticeably greater than volume of intermediate propeller shaft, so the space between distance increasing unit driving gear and intermediate propeller shaft is relatively large, this
Sample rationally make use of the space between distance increasing unit driving gear and intermediate propeller shaft to arrange clutch, and structure is compacter, cloth
It is more reasonable to put.
Optionally, two gears are meshed respectively with distance increasing unit driving gear and differential assembly, then the power of engine
Jack shaft can be transferred to through distance increasing unit driving gear and differential assembly successively, and then drives wheel rotation；Further,
For the technical solution being meshed respectively with distance increasing unit driving gear and intermediate propeller shaft compared to above-mentioned two gear, due to contracting
The path that short power transfers, so as to improve the transmission efficiency of power.
In any of the above-described technical solution, the babinet outside is equipped with to connect the peace of controller stent or pipeline support
Fill boss.
Installation base is provided with outside babinet, installation base can be used for connecting controller stent or pipeline support so that
Outer attachment can be centrally mounted on retarder, be conducive to further save front deck space, further improved power assembly
The degree of modularity.
In any of the above-described technical solution, the babinet is equipped with breather plug, the breather plug is embedded be arranged on it is described
On babinet, and close to the distance increasing unit power transmission mechanism.
Breather plug on babinet is set, the pressure in retarder can be adjusted using breather plug, allows external pressure in retarder
Power keeps balance；And breather plug is made into embedded design, it can further save space；Due to compared to electric drive deceleration differential
Mechanism, the structure of distance increasing unit power transmission mechanism is relatively easy, and occupied space is relatively small, so distance increasing unit power transmission mechanism
The air-flow mobility in the space of place part is relatively preferable, therefore breather plug is conducive to lead to close to distance increasing unit power transmission mechanism
Vent plug preferably adjusts the pressure in retarder；Further, for the technical solution arranged before and after both of the aforesaid mechanism,
Breather plug is arranged on the top of distance increasing unit power transmission mechanism.
In any of the above-described technical solution, oil leab is equipped in the babinet.
Oil leab is set in babinet, then lubricating oil can flow to corresponding position along oil leab, convenient for reasonable
Collect the lubricating oil that distribution splashing is got up in ground.
The technical solution of the utility model second aspect provides a kind of extended-range power assembly, including：Such as first aspect
Retarder any one of technical solution；Driving motor, positioned at the left side of the retarder, and with the of the retarder
One transmission shaft is directly connected to；Generator, positioned at the left side of the retarder, and with the direct phase of second driving shaft of the retarder
Even；Engine is connected directly positioned at the right side of the retarder, and with the 3rd transmission shaft of the retarder.
The extended-range power assembly that the technical solution of the utility model second aspect provides, the left side of retarder simultaneously with
Driving motor directly drives with generator to be connected, driving motor and generator using parallel shaft arrangement form, right side again with hair
Motivation directly drive it is connected, so as to constitute extended-range power assembly, since driving motor and generator are arranged in parallel in deceleration
The same side of device so that power assembly has shorter axial length, so as to meet the requirement of the arrangement of vehicle forward engine room, and has
There is higher integrated level, solve causes it before vehicle because the long volume of power assembly axial length is excessive in the prior art
In cabin can not lateral arrangement the problem of；Further, the left shell of retarder is fixed with driving motor and generator mechanical
It is connected (for example being connected by bolt), to ensure being reliably connected and stablizing cooperation for driving motor and generator and retarder,
The right shell body of retarder is mechanically fixed be connected (for example being connected by bolt) with engine, can with ensure engine and retarder
By connecting and stablizing cooperation.
The technical solution of the utility model third aspect provides a kind of electric car, including such as second aspect technical solution institute
The extended-range power assembly stated.
The electric car that the technical solution of the utility model third aspect provides, including as described in second aspect technical solution
Extended-range power assembly, it is thus possible to easily by extended-range power assembly reasonable Arrangement in vehicle forward engine room.
The additional aspect and advantage of the utility model will become apparent or new by this practicality in following description section
The practice of type is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become apparent and be readily appreciated that, wherein：
Fig. 1 is the dimensional structure diagram at one visual angle of left shell described in the utility model some embodiments；
Fig. 2 is the right side structural representation of left shell shown in Fig. 1；
Fig. 3 is the dimensional structure diagram of another visual angle of left shell shown in Fig. 1；
Fig. 4 is the left view structural representation of left shell described in Fig. 3；
Fig. 5 is the dimensional structure diagram at one visual angle of right shell body described in the utility model some embodiments；
Fig. 6 is the left view structural representation of right shell body shown in Fig. 5；
Fig. 7 is the dimensional structure diagram of another visual angle of right shell body shown in Fig. 5；
Fig. 8 is the right side structural representation of right shell body shown in Fig. 7；
Fig. 9 is the dimensional structure diagram at one visual angle of retarder described in the utility model some embodiments；
Figure 10 is the left view schematic diagram of structure shown in Fig. 9；
Figure 11 is the dimensional structure diagram of another visual angle of retarder shown in Fig. 9；
Figure 12 is that the right side of structure shown in Figure 11 regards schematic diagram；
Figure 13 is the dimensional structure diagram that retarder shown in Figure 11 removes right shell body the latter visual angle；
Figure 14 is that the right side of structure shown in Figure 13 regards schematic diagram；
Figure 15 is the schematic front view of structure shown in Figure 13；
Figure 16 is the dimensional structure diagram that retarder shown in Figure 11 removes another visual angle after right shell body.
Wherein, the correspondence between the reference numeral in Fig. 1 to Figure 16 and component names is：
10 left shells, 11 oil baffles, 12 installation bases, 13 breather plugs, 14 mounting grooves, 15 first transmission axis holes, 16 second
Transmission axis hole, 17 left output shaft holes, 18 intermediate transmission axis holes, 20 right shell bodies, 21 suspension installation points, 22 the 3rd transmission axis holes, 23
Right output shaft hole, 30 magnets, 40 electric drive deceleration boxs of tricks, 41 driving motor side input shafts, 42 electric drive driving gears, 43
Intermediate propeller shaft, 44 Transmission gears, 45 differential assemblies, 50 distance increasing unit power transmission mechanisms, 51 engine side input shafts, 52 increase
Journey device driving gear, 53 driven gears, 54 generator side output shafts.
Specific embodiment
In order to be more clearly understood that the above-mentioned purpose of the utility model, feature and advantage, below in conjunction with the accompanying drawings and have
The utility model is further described in detail in body embodiment.It should be noted that in the case where there is no conflict, this Shen
The feature in embodiment and embodiment please can be mutually combined.
Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality
New to be implemented using other different from other modes described here, therefore, the scope of protection of the utility model is simultaneously
From the limitation of following public specific embodiment.
Referring to Fig. 1 to Figure 16 descriptions according to retarder, the extended-range power described in the utility model some embodiments
Assembly and electric car.
As shown in Fig. 9 to Figure 16, the retarder of the embodiment offer of the utility model first aspect, for electric car, bag
It includes：Babinet, electric drive deceleration box of tricks 40 and distance increasing unit power transmission mechanism 50.
Specifically, babinet includes left shell 10 and the right shell body 20 being connected with left shell 10；Electric drive deceleration box of tricks
40 are located in babinet, and input terminal is connected directly by the driving motor of the first transmission shaft and electric car；Distance increasing unit power transfers
Mechanism 50 is located in babinet, and output terminal is connected directly by the generator of second driving shaft and electric car, and input terminal passes through
The engine of 3rd transmission shaft and electric car is connected directly；Wherein, the input terminal of electric drive deceleration box of tricks 40 is located at babinet
Left side, the output terminal and input terminal of distance increasing unit power transmission mechanism 50 are located at the left side and right side of babinet respectively, and first passes
Moving axis and second driving shaft are arranged in parallel, and driving motor and generator is enable to be arranged in parallel in the left side of retarder.
The retarder that the embodiment of the utility model first aspect provides, can be parallel with driving motor homonymy by generator
The one side of retarder is arranged in, compared in the prior art that the two is coaxially arranged in the both sides of retarder, it is total to reduce power
Into lateral arrangement size, be conducive to the space layout of forward engine room；And by electric drive deceleration box of tricks 40 and distance increasing unit power
Transmission mechanism 50 is integrated in reduction-gear housing body so that retarder, which forms, has both deceleration differential function and the transmission of distance increasing unit power
The integrated form retarder of function has higher integration degree and greater compactness of space layout.
Specifically, reduction case is divided into two housings in left and right, and as shown in Figures 1 to 8, two housings in left and right pass through tight
Firmware is fixedly connected with (such as by bolt bolt), and as shown in Fig. 9 to Figure 12, easily electric drive can be slowed down differential mechanism
Structure 40 and distance increasing unit power transmission mechanism 50 are packed into babinet, and connecting portion between the two is sealed again by fluid sealant, to protect
The leakproofness of reduction case is demonstrate,proved, entire installation manufacturing process is convenient and efficient；The input terminal of electric drive deceleration box of tricks 40 leads to
It crosses the first transmission shaft to be connected directly with driving motor, ensure that the power of driving motor can be transferred to electric drive deceleration differential mechanism
Structure 40, and then drive wheel rotation；The output terminal of distance increasing unit power transmission mechanism 50 is direct with generator by second driving shaft
It is connected, input terminal is connected directly by the 3rd transmission shaft with engine, be ensure that the power of engine and can be passed to power generation
Machine, and then electrical power generators are driven, realize the function of distance increasing unit.
Further, electric drive deceleration box of tricks 40 and distance increasing unit power transmission mechanism 50 are each provided in babinet, and electricity
The input terminal of driving deceleration box of tricks 40 is located at the left side of babinet, the output terminal and input terminal of distance increasing unit power transmission mechanism 50
It is located at the left side and right side of babinet respectively, so driving motor and generator are located at the left side of retarder, engine, which is located at, to slow down
The right side of device；And first transmission shaft and second driving shaft be arranged in parallel, so driving motor and generator are arranged in parallel in deceleration
The left side of device, engine arrangement are arranged successively vertically on the right side of retarder, then driving motor/generator, retarder, engine
It opens and constitutes extended-range power assembly, compared to driving motor in the prior art, retarder, generator and engine shaft to successively
For the technical solution arranged, the axial length of power assembly is reduced significantly, and then the arrangement for meeting vehicle forward engine room will
It asks, solve causes it can not be horizontal in the forward engine room of vehicle because the long volume of power assembly axial length is excessive in the prior art
The problem of to arrangement；Meanwhile electric drive deceleration box of tricks 40 and distance increasing unit power transmission mechanism 50 are integrated in a babinet
It is interior, for the scheme for being in the prior art provided separately Liang Tao mechanisms, on the one hand improve the integrated of power assembly
Degree effectively reduces the volume of power assembly so that power assembly be arranged to it is more compact, on the other hand, Liang Tao mechanisms are collected
In Cheng Yi babinet, it is possible to reduce a set of suspension installation point becomes 4 points of suspensions or 3 points of suspensions, greatly from existing 6 points suspensions
The big suspension system for simplifying electric car.
In addition, engine is relatively large sized, and the size of driving motor or generator is relatively small, therefore will driving
Motor and generator arrangements by engine arrangement in the opposite side of retarder, can make retarder left in the same side of retarder
The structure relative equilibrium of right both sides avoids the excessive overweight opposite side in one side is too small from kicking the beam, and the entirety for not only improving power assembly is put down
Weighing apparatus, also allows for the suspension installation of power assembly, and meets the parallel arrangement requirement of bi-motor (driving motor and generator) with before
The space layout requirement of cabin.
Further, be additionally provided on left shell 10 be connected with driving motor and generator mounting portion (such as screw pole, even
Connect the structures such as hole), so left shell 10 can be directly mechanically coupled with driving motor and generator simultaneously, for example pass through bolt etc.
Driving motor and generator are fixedly linked by fastener with left shell 10, can with ensure retarder and driving motor and generator
By connecting and stablizing cooperation；Mounting portion (such as the knots such as screw pole, connecting hole being connected with engine are additionally provided on right shell body 20
Structure), it is mechanically coupled so right shell body 20 can connect with engine direct, such as by fasteners such as bolts by engine and right shell body
20 are fixedly linked, to ensure being reliably connected and stablizing cooperation for retarder and engine；In addition, driving motor and generator are connected
It is connected on the left shell 10 of retarder, engine is connected on the right shell body 20 of retarder, meet common motor (driving electricity
Machine or generator) assembling structure and engine assembly structure, convenient for driving motor, generator and engine and the dress of retarder
Match somebody with somebody, therefore power assembly is using conventional motor or engine, it is suitable for large-scale promotion.
Further, electric drive deceleration box of tricks 40 includes：First transmission shaft, the electricity drive being arranged on the first transmission shaft
Dynamic driving gear 42, intermediate propeller shaft 43, the biography for being arranged on intermediate propeller shaft 43 and being meshed with electric drive driving gear 42
Pass gear 44 and the differential assembly 45 being meshed with intermediate propeller shaft 43, as shown in Figure 13, Figure 14 and Figure 16, differential assembly
45 are connected with the jack shaft of electric car.
Distance increasing unit power transmission mechanism 50 includes：3rd transmission shaft, the distance increasing unit driving tooth being arranged on the 3rd transmission shaft
Wheel 52, second driving shaft and the driven gear 53 for being arranged on second driving shaft and being meshed with distance increasing unit driving gear 52, such as
Shown in Figure 13, Figure 14 and Figure 16.
Wherein, the 3rd transmission axis hole 22 is offered on right shell body 20, as shown in figure 5 and figure 7, the 3rd transmission shaft passes through the 3rd
Transmission axis hole 22 extends to the outside of babinet, and is connected with the torsion vibration absorber of engine, as shown in figure 11.
First transmission shaft, the axle shaft gear of differential assembly 45 and second driving shaft are fully located in babinet, left shell
The first transmission axis hole 15, left output shaft hole 17 and second driving shaft hole 16, as shown in Figures 1 to 4, right shell body 20 are offered on 10
On offer right output shaft hole 23, as shown in Figure 7 and Figure 8, driving motor and generator are each passed through 15 He of the first transmission axis hole
Second driving shaft hole 16 is connected with the first transmission shaft and second driving shaft, and jack shaft passes through left output shaft hole 17 and right output shaft
Hole 23 is connected with axle shaft gear, as shown in Figure 9 and Figure 10.
In above-described embodiment, as shown in Figure 13 to Figure 16, electric drive deceleration box of tricks 40 is connection driving motor with driving
Gear transmission mechanism of single grade of the two-stage containing differential mechanism between dynamic semiaxis, specifically includes the first transmission shaft, electric drive driving tooth
Wheel 42, intermediate propeller shaft 43, Transmission gear 44 and differential assembly 45.First transmission shaft is connected with driving motor, by driving electricity
Electric drive deceleration box of tricks 40 in the power input reducer of machine, so it is referred to as driving motor side input shaft 41；
Electric drive driving gear 42 is arranged on the first transmission shaft, is meshed with the Transmission gear 44 being arranged on intermediate propeller shaft 43,
The power of driving motor is transferred on intermediate propeller shaft 43；And the intermediate propeller shaft 43 in the intermediate transmission axis hole 18 with it is poor
Fast device assembly 45 is meshed, and further imparts power to differential assembly 45, as shown in Figure 13 and Figure 16；Again by differential mechanism
Assembly 45 is transferred to jack shaft, and then drives wheel rotation；Differential assembly 45 includes what is be meshed with intermediate propeller shaft 43
Bull gear, the axle shaft gear being connected with jack shaft, planet axis and planetary gear, the power of intermediate propeller shaft 43 are defeated by bull gear
Enter differential assembly 45, then via planet axis and planetary conversion, it is (left finally to pass to jack shaft via axle shaft gear
The right lower quadrant of side body is equipped with left output shaft hole 17, and as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 9, left half axle gear passes through spline
It is connected with left jack shaft, the lower left quarter of right shell is equipped with right output shaft hole 23, such as Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Figure 11 institute
Show, right axle shaft gear is connected by spline with right jack shaft), it is rotated by jack shaft driving wheel, completes the electricity of electric car
Driving function.
As shown in Figure 13 to Figure 16, distance increasing unit power transmission mechanism 50 is the level-one tooth between engine and generator
Transmission mechanism is taken turns, is specifically included：3rd transmission shaft, distance increasing unit driving gear 52, driven gear 53 and second driving shaft.3rd
Transmission shaft is connected with engine, by the distance increasing unit power transmission mechanism 50 in the power input reducer of engine, so also may be used
To be known as engine side input shaft 51；Distance increasing unit driving gear 52 is arranged on the 3rd transmission shaft, with being arranged on second driving shaft
On driven gear 53 be meshed, the power of engine is transferred on second driving shaft；And second driving shaft and generator phase
Even, the generator outside retarder is further outputted power to, so being referred to as generator side output shaft 54, generator will
Mechanical energy is converted into electric energy, realizes the generating function of distance increasing unit.
It is to be understood that distance increasing unit includes engine and generator, it is the machinery to be generated electricity by engine driven generators
Device can be coaxially directly connected to or by one or more levels gear transmission mechanism between engine and generator
It is connected；Thus while the distance increasing unit power transmission mechanism 50 in the embodiment is one-stage gear transmission mechanism, but the application
Distance increasing unit power transmission mechanism 50 be not limited to one-stage gear transmission mechanism or multi-stage gear transmission mechanism or
It is directly coaxially connected, since these embodiments can realize the purpose of the application, and setting without departing from the utility model
Thought and objective are counted, thus it will be understood by those of skill in the art that these embodiments should all be in the protection model of the utility model
In enclosing.
3rd transmission shaft (i.e. engine side input shaft 51) extends to the outside of babinet through the 3rd transmission axis hole 22, such as schemes
Shown in 11, i.e., engine side input shaft 51 is leant out through the 3rd transmission axis hole 22 on right shell outside babinet, and and engine
Torsion vibration absorber connection, can reduce the vibrations of retarder, and then improve the use reliability of retarder, and prolonged deceleration device
Service life；Preferably, the 3rd transmission shaft is male splined shaft, i.e. the outside of the axis is equipped with spline, passes through spline and engine
It is stably connected with.
First transmission shaft (i.e. driving motor side input shaft 41), second driving shaft (i.e. generator side output shaft 54), connection
The axle shaft gear of jack shaft is disposed entirely in babinet, be internal spline form, then the motor shaft of driving motor, generator
Motor shaft and jack shaft directly through on babinet the first transmission axis hole 15, second driving shaft hole 16,17 and of left output shaft hole
In right output shaft hole 23 (as shown in Figures 1 to 8) insertion housing, and with driving motor side input shaft 41, generator side output shaft
54 connect with axle shaft gear spline, very convenient and compact-sized, occupy little space.
In any of the above-described embodiment, before distance increasing unit power transmission mechanism 50 is located at electric drive deceleration box of tricks 40
Side, as shown in figure 14.
Preferably, the first transmission shaft is located at the oblique upper of second driving shaft, as shown in figure 14.
Preferably, the 3rd transmission shaft is located at the top of second driving shaft, as shown in figure 14.
In above-described embodiment, distance increasing unit power transmission mechanism 50 is arranged on to the front side of electric drive deceleration box of tricks 40,
That is 40 generally front and rear arrangement of distance increasing unit power transmission mechanism 50 and electric drive deceleration box of tricks, this rationally make use of forward engine room
Longitudinal space, power assembly excessive height is avoided, so as to both meeting the parallel of bi-motor (driving motor and generator)
The phenomenon that arranging, and meeting the space layout requirement of forward engine room, power assembly can effectively be avoided to be interfered with forward engine room.
Further, since the shape of driving motor and generator is integrally cylinder, the first transmission shaft is arranged on
The oblique upper (i.e. back side top) of two transmission shafts, compared to by parallel arrangement before and after the first transmission shaft and second driving shaft or up and down
For the scheme of parallel arrangement, convenient for driving motor and generator to be diagonally arranged on to the left side of retarder, such as Fig. 3 and Fig. 4 institutes
Show, and the position of vacating that left output shaft hole 17 is then disposed there between can (intermediate propeller shaft 43 and differential assembly 45 etc.
Structure is correspondingly situated at the lower section of the first transmission shaft), be so conducive to reduce the anterior-posterior length of power assembly, and upper-lower height
Will not be excessively high, so as to further reduce the volume of power assembly, the space layout of power assembly is more conducive to, while also to the greatest extent
Amount reduces the height and longitudinal length of reduction case, reduces the cost of retarder.
Further, the 3rd transmission shaft is located at the top of second driving shaft, then engine is top compared to generator, so
The structure at left and right sides of balanced reducer is not only improved, and electric drive deceleration box of tricks 40 and distance increasing unit power is caused to transfer machine
Structure 50 is also more balanced in the in vivo arrangement of case, avoids distance increasing unit power transmission mechanism 50 excessively on the lower, rational in infrastructure.
Further, the lower part of babinet is equipped with magnet 30, and magnet 30 is located at electric drive deceleration box of tricks 40 and distance increasing unit
Between power transmission mechanism 50, as shown in Figure 13, Figure 14 and Figure 16, for adsorbing the chip to drop in gear operation.
Magnet 30 is set in the lower part of babinet, gear operation process can be collected to the attraction of iron filings using magnet 30
In the chip that drops, iron filings is avoided arbitrarily to be accumulated in babinet and influence the service life of retarder；Since distance increasing unit power passes
Mechanism 50 and the front and rear arrangement of electric drive deceleration box of tricks 40 are passed, magnet 30 is arranged on electric drive deceleration box of tricks 40 with increasing
Between journey device power transmission mechanism 50, then electric drive deceleration box of tricks 40 generates chip and distance increasing unit power transmission mechanism 50
The chip of generation can be absorbed by magnet 30, then set small number of magnet 30 (for example only setting one block of magnet) that can expire
The use demand of the entire retarder of foot, has both saved cost, has in turn simplified the structure of retarder；It is possible to further slow down
The lower part of device babinet sets to install the mounting groove 14 of magnet 30, magnet 30 is mounted in mounting groove 14, to magnet 30
Position-limiting action is played, to avoid it is moved in babinet and influences the normal operation of other mechanisms.
Also it is reserved with to install the installation space of clutch shaft, clutch in any of the above-described embodiment, in babinet
It is set on device transmission shaft there are two gear, clutch is equipped between two gears, and two gears transfer respectively with distance increasing unit power
Mechanism 50 is connected with electric drive deceleration box of tricks 40 so that the power of engine can be transferred to jack shaft.
Optionally, two gears are meshed respectively with distance increasing unit driving gear 52 and intermediate propeller shaft 43.
Optionally, two gears are meshed respectively with distance increasing unit driving gear 52 and differential assembly 45.
It is also reserved with to install the installation space of clutch shaft in babinet, then clutch can also be installed in babinet
Device transmission shaft, on clutch shaft set two gears, a gear be connected with distance increasing unit power transmission mechanism 50 (such as
Be meshed with distance increasing unit driving gear 52), another gear be connected with electric drive deceleration box of tricks 40 (such as with intermediate transmission
Axis 43 or Transmission gear 44 are meshed), thus the power of engine jack shaft can be directly delivered to, hair can be realized
The function of motivation direct drive of wheel.Specifically, when clutch is in engagement state, two gear synchronous rotations, by starting
Machine and driving motor drive wheel to rotate jointly, while engine can also drive electrical power generators, make better use of and start
The power of machine；When clutch is in discrete state, the power of engine cannot be transferred to jack shaft, then by driving motor list
Solely driving wheel rotation, the power of engine are only used for driving electrical power generators.
Optionally, two gears are meshed respectively with distance increasing unit driving gear 52 and intermediate propeller shaft 43, then engine
Power can be transferred to jack shaft through distance increasing unit driving gear 52, intermediate propeller shaft 43, differential assembly 45 successively, and then drive
Motor car wheel rotates；Further, for the top differential mechanism of the first transmission shaft of electric drive deceleration box of tricks 40 in aforementioned schemes
Assembly 45 on the lower, for the scheme of the 3rd top second driving shaft of transmission shaft of distance increasing unit power transmission mechanism 50 on the lower, due to
The volume of differential assembly 45 is noticeably greater than the volume of intermediate propeller shaft 43, so distance increasing unit driving gear 52 and intermediate propeller shaft
Space between 43 is relatively large, as shown in figure 16, so rationally make use of distance increasing unit driving gear 52 and intermediate propeller shaft 43
Between space arrange clutch, structure is compacter, and arrangement is more reasonable.
Optionally, two gears are meshed respectively with distance increasing unit driving gear 52 and differential assembly 45, then engine
Power can be transferred to jack shaft through distance increasing unit driving gear 52 and differential assembly 45 successively, and then drive wheel rotation；
Further, the embodiment being meshed respectively with distance increasing unit driving gear 52 and intermediate propeller shaft 43 compared to above-mentioned two gear
For, due to shortening the path of power transmission, so as to improve the transmission efficiency of power.
In any of the above-described embodiment, babinet outside is equipped with to connect the installation base of controller stent or pipeline support
12, as shown in Figures 1 to 4.
Installation base 12 is provided with outside babinet, installation base 12 can be used for connecting controller stent or pipeline support,
Outer attachment is centrally mounted on retarder, is conducive to further save front deck space, it is total to further improve power
Into the degree of modularity.
In any of the above-described embodiment, babinet is equipped with breather plug 13, and as depicted in figs. 1 and 2, breather plug 13 is embedded to be set
It puts on babinet, and close to distance increasing unit power transmission mechanism 50.
Breather plug 13 on babinet is set, the pressure in retarder can be adjusted using breather plug 13, is allowed in retarder
External pressure keeps balance；And breather plug 13 is made into embedded design, it can further save space；Due to subtracting compared to electric drive
Fast box of tricks 40, the structure of distance increasing unit power transmission mechanism 50 is relatively easy, and occupied space is relatively small, so distance increasing unit moves
The air-flow mobility in the space of 50 place part of force transfer mechanism is relatively preferable, is conducive to breather plug 13 and preferably adjusts retarder
Interior pressure；Further, for the technical solution arranged before and after both of the aforesaid mechanism, breather plug 13 is arranged on distance increasing unit
The top of power transmission mechanism 50, as shown in figure 16.
In any of the above-described embodiment, oil leab (not shown) is equipped in babinet.
Oil leab is set in babinet, then lubricating oil can flow to corresponding position along oil leab, convenient for reasonable
Collect the lubricating oil that distribution splashing is got up in ground.
In any of the above-described embodiment, oil baffle 11 is equipped in reduction-gear housing body, as shown in Figures 1 to 4.
Preferably, electric drive storehouse and distance increasing unit storehouse are equipped in reduction-gear housing body, electric drive deceleration box of tricks 40 is mounted on
In electric drive storehouse, distance increasing unit power transmission mechanism 50 is mounted in distance increasing unit storehouse, and oil baffle 11 is located at electric drive storehouse and distance increasing unit
Between storehouse, oil baffle 11 is arc-shaped, and is protruded to the direction in distance increasing unit storehouse, as shown in Figure 13 and Figure 16.
Wherein, oil baffle 11 is fixed on the left wall face (as shown in Figures 1 to 4) or right wall of reduction case.
Oil baffle 11 in reduction-gear housing body is set, reasonable distribution can be carried out to the in vivo lubricating oil of case, made it into
To different working positions.
Oil baffle 11 is arranged between electric drive storehouse and distance increasing unit storehouse, it can be with reasonable distribution electric drive storehouse and distance increasing unit storehouse
Interior lubricating oil；Compared to distance increasing unit storehouse, the rotating speed higher of the mechanism in electric drive storehouse is, it is necessary to more lubricating oil, so make
Oil baffle 11 is arc-shaped and is protruded to the direction in distance increasing unit storehouse, i.e., oil baffle 11 is partial to driving motor one side, can make to be thrown to
Lubricating oil on oil baffle 11 is more back to electric drive storehouse, to meet the use demand in electric drive storehouse；Oil baffle 11 is consolidated
It is scheduled on the left wall face or right wall of reduction case, i.e.,：Oil baffle 11 is arranged on a side body of reduction case,
It is so relatively simple for structure.
Certainly, it will be understood by those of skill in the art that the quantity of oil baffle 11 can be multiple, therefore can also set
Oil baffle 11 corresponding with distance increasing unit storehouse；Correspondingly, the position of oil baffle 11 is also not particularly limited, can also be in both sides shell
Simultaneously equipped with oil baffle 11 on body.Since these embodiments can realize the purpose of this utility model, and all without departing from this reality
With new design philosophy and objective, thus should be within the protection scope of the present utility model.
Be equipped with to install in any of the above-described embodiment, in babinet electric drive deceleration box of tricks 40 electric drive storehouse and
For installing the distance increasing unit storehouse of distance increasing unit power transmission mechanism 50, partition is equipped between electric drive storehouse and distance increasing unit storehouse.
Since the operating mode of electric drive deceleration box of tricks 40 and distance increasing unit power transmission mechanism 50 is different, so can be with
Partition is set between electric drive storehouse and distance increasing unit storehouse, and such Liang Tao mechanisms independent operating in two spaces respectively can be kept away
Exempt to interfere with each other.
Preferably, separate and extended to form by oil baffle 11 and (separate and formed by one piece of oil baffle 11) or be spliced to form (i.e.
Partition is spliced to form by polylith oil baffle 11), such oil baffle 11 and partition integrate, and can either save material, again
Space can be saved, and simplifies the structure of reduction case.
Certainly, partition can not also be set between electric drive storehouse and distance increasing unit storehouse, it is so relatively simple for structure, convenient for dress
Match somebody with somebody；Alternatively, oil baffle 11 and partition can also be provided separately, since above-described embodiment can also realize the mesh of the utility model
, and without departing from the design philosophy and objective of the utility model, thus also should be within the protection scope of the present utility model.
In any of the above-described embodiment, the front and rear of reduction case is respectively arranged with suspension installation point 21, such as Fig. 7
Shown in Fig. 8, suspension installation point 21 is connected by suspending apparatus with the front beam and rear cross beam of the car body subframe of electric car.
Since retarder is spatially positioned at the center of power assembly, suspension peace is set on reduction case
Decorate 21 fixations for being more advantageous to power assembly.Specifically, in the front and rear of reduction case suspension is set to install respectively
Point 21, the suspension installation point 21 positioned at babinet forepart is connected by suspending apparatus with the front beam of electric car car body subframe, position
Suspension installation point 21 in babinet rear portion is connected by suspending apparatus with the rear cross beam of electric car car body subframe, power assembly
The total quantity for suspending installation point is three or four, you can ensures the stabilization of power assembly, is hanged compared to 6 points in the prior art
For the scheme put, the suspension system of vehicle is enormously simplified.
In any of the above-described embodiment, top, side and the lower part of reduction case be respectively equipped with tank filler sleeve, peep hole and
Drain oil.
The top of reduction case is equipped with tank filler sleeve, and lubricating oil is easily added in into retarder convenient for user；Retarder
The side of babinet is equipped with peep hole, and the liquid level of lubricating oil is observed convenient for user, and then judges the amount of the lubricating oil inside retarder
It is whether suitable；Meanwhile the peep hole of side can be used for adding lubricating oil into retarder, can so refuel while
Observation can stop refueling, settle at one go when the liquid level of lubricating oil reaches at suitable position, very convenient；Reduction case
Lower part is equipped with drain oil, convenient for clearing up waste and old lubricating oil in time.
The embodiment of the utility model second aspect provides a kind of extended-range power assembly (not shown), including：
Such as the retarder of any one of first aspect embodiment, driving motor, generator and engine.
Specifically, driving motor is located at the left side of retarder, and is connected directly with the first transmission shaft of retarder；Generator
It is connected directly positioned at the left side of retarder, and with the second driving shaft of retarder；Engine is located at the right side of retarder, and with subtracting
3rd transmission shaft of fast device is connected directly.
The extended-range power assembly that the embodiment of the utility model second aspect provides, the left side of retarder simultaneously with drive
Dynamic motor directly drives with generator to be connected, and driving motor and generator are using parallel shaft arrangement form, and right side is again with starting
Machine directly drive it is connected, so as to constitute extended-range power assembly, since driving motor and generator are arranged in parallel in retarder
The same side so that power assembly has shorter axial length, so as to meet the requirement of the arrangement of vehicle forward engine room, and has
Higher integrated level, solve causes its machine before vehicle because the long volume of power assembly axial length is excessive in the prior art
In cabin can not lateral arrangement the problem of；Further, the left shell 10 of retarder is fixed with driving motor and generator mechanical
It is connected (for example being connected by bolt), to ensure being reliably connected and stablizing cooperation for driving motor and generator and retarder,
The right shell body 20 of retarder is mechanically fixed be connected (for example being connected by bolt) with engine, to ensure engine and retarder
It is reliably connected and stablizes cooperation.
The embodiment of the utility model third aspect provides a kind of electric car (not shown), including such as second aspect
The extended-range power assembly of embodiment.
The electric car that the embodiment of the utility model third aspect provides, the extended-range including such as second aspect embodiment move
Power assembly, it is thus possible to easily by extended-range power assembly reasonable Arrangement in vehicle forward engine room.
In conclusion retarder provided by the utility model, can by generator and driving motor homonymy parallel arrangement in
The one side of retarder compared in the prior art that the two is coaxially arranged in the both sides of retarder, reduces the horizontal stroke of power assembly
To size is arranged, be conducive to the space layout of forward engine room.
In the utility model, term " first ", " second ", " the 3rd " are only used for the purpose of description, and it is not intended that
Instruction implies relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
The terms such as dress ", " connected ", " connection ", " fixation " should all be interpreted broadly, for example, " connection " can be fixedly connected, it can also
It is to be detachably connected or be integrally connected；" connected " can be directly connected, and can also be indirectly connected by intermediary.It is right
For those of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In the description of the utility model, it is to be understood that the fingers such as term " on ", " under ", "left", "right", "front", "rear"
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description rather than instruction or imply that signified device or unit there must be specific direction, with specific azimuth configuration
And operation, it is thus impossible to be interpreted as the limitation to the utility model.It is accustomed to meet user as far as possible, the orientation in the application
" preceding " is consistent with the direction of advance of electric car.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the particular features, structures, materials, or characteristics that the embodiment or example describe is contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms is not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiments or example
In combine in an appropriate manner.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (15)
1. a kind of retarder, for electric car, which is characterized in that including：
Babinet, the right shell body being connected including left shell and with the left shell；
Electric drive deceleration box of tricks, is located in the babinet, the drive that input terminal passes through the first transmission shaft and the electric car
Dynamic motor is connected directly；
Distance increasing unit power transmission mechanism is located in the babinet, and output terminal and input terminal pass through second driving shaft and respectively
The generator and engine of three transmission shafts and the electric car are connected directly；
Wherein, the input terminal of the electric drive deceleration box of tricks is located at the left side of the babinet, and the distance increasing unit power transfers
The output terminal and input terminal of mechanism are located at the left side and right side of babinet, and first transmission shaft and the second driving shaft respectively
It is arranged in parallel, the driving motor and the generator is enable to be arranged in parallel in the left side of the retarder.
2. retarder according to claim 1, which is characterized in that
The electric drive deceleration box of tricks includes：First transmission shaft, the electric drive being arranged on first transmission shaft
Driving gear, intermediate propeller shaft, the transmission for being arranged on the intermediate propeller shaft and being meshed with the electric drive driving gear
Gear and the differential assembly being meshed with the intermediate propeller shaft, the jack shaft of the differential assembly and the electric car
It is connected.
3. retarder according to claim 2, which is characterized in that
The distance increasing unit power transmission mechanism includes：3rd transmission shaft, the distance increasing unit being arranged on the 3rd transmission shaft
It driving gear, the second driving shaft and is arranged on the second driving shaft and is meshed with the distance increasing unit driving gear
Driven gear.
4. retarder according to claim 3, which is characterized in that
First transmission shaft, the axle shaft gear of the differential assembly and the second driving shaft are fully located at the babinet
It is interior, the first transmission axis hole, left output shaft hole and second driving shaft hole are offered on the left shell, is offered on the right shell body
Right output shaft hole, the driving motor and the generator are each passed through first transmission axis hole and the second driving shaft hole
It is connected with first transmission shaft and the second driving shaft, the jack shaft is defeated through the left output shaft hole and the right side
Shaft outlet hole is connected with the axle shaft gear.
5. retarder according to claim 3, which is characterized in that
The 3rd transmission axis hole is offered on the right shell body, the 3rd transmission shaft extends to institute through the 3rd transmission axis hole
The outside of babinet is stated, and is connected with the torsion vibration absorber of the engine.
6. retarder according to any one of claim 1 to 5, which is characterized in that
The distance increasing unit power transmission mechanism is located at the front side of the electric drive deceleration box of tricks.
7. retarder according to claim 6, which is characterized in that
First transmission shaft is located at the oblique upper of the second driving shaft.
8. retarder according to claim 7, which is characterized in that
3rd transmission shaft is located at the top of the second driving shaft.
9. retarder according to claim 6, which is characterized in that
The lower part of the babinet is equipped with magnet, and the magnet is located at the electric drive deceleration box of tricks and the distance increasing unit power
Between transmission mechanism, for adsorbing the chip to drop in gear operation.
10. retarder according to any one of claim 3 to 5, which is characterized in that
Also it is reserved with to install the installation space of clutch shaft in the babinet, the clutch shaft is equipped with two
A gear, is equipped with clutch between two gears, and two gears respectively with the distance increasing unit power transmission mechanism
It is connected with the electric drive deceleration box of tricks so that the power of the engine can be transferred to the jack shaft.
11. retarder according to claim 10, which is characterized in that
Two gears are meshed respectively with the distance increasing unit driving gear and the intermediate propeller shaft.
12. retarder according to claim 10, which is characterized in that
Two gears are meshed respectively with the distance increasing unit driving gear and the differential assembly.
13. retarder according to any one of claim 3 to 5, which is characterized in that
The babinet is equipped with breather plug, and the breather plug is embedded to be arranged on the babinet, and is moved close to the distance increasing unit
Force transfer mechanism.
14. a kind of extended-range power assembly, which is characterized in that including：
Retarder as any one of claim 1 to 13；
Driving motor is connected directly positioned at the left side of the retarder, and with the first transmission shaft of the retarder；
Generator is connected directly positioned at the left side of the retarder, and with the second driving shaft of the retarder；Engine, position
It is connected directly in the right side of the retarder, and with the 3rd transmission shaft of the retarder.
15. a kind of electric car, which is characterized in that including extended-range power assembly as claimed in claim 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870552.7U CN207388864U (en) | 2017-07-18 | 2017-07-18 | Retarder, extended-range power assembly and electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870552.7U CN207388864U (en) | 2017-07-18 | 2017-07-18 | Retarder, extended-range power assembly and electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207388864U true CN207388864U (en) | 2018-05-22 |
Family
ID=62417481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720870552.7U Active CN207388864U (en) | 2017-07-18 | 2017-07-18 | Retarder, extended-range power assembly and electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207388864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110435420A (en) * | 2019-09-05 | 2019-11-12 | 哈尔滨东安汽车发动机制造有限公司 | A kind of retarder arragement construction for extended-range electric vehicle |
| CN112654805A (en) * | 2018-08-31 | 2021-04-13 | 五十铃自动车株式会社 | Power transmission device |
-
2017
- 2017-07-18 CN CN201720870552.7U patent/CN207388864U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112654805A (en) * | 2018-08-31 | 2021-04-13 | 五十铃自动车株式会社 | Power transmission device |
| CN112654805B (en) * | 2018-08-31 | 2024-03-29 | 五十铃自动车株式会社 | Power transmission device |
| US11976717B2 (en) | 2018-08-31 | 2024-05-07 | Isuzu Motors Limited | Power transmission device |
| CN110435420A (en) * | 2019-09-05 | 2019-11-12 | 哈尔滨东安汽车发动机制造有限公司 | A kind of retarder arragement construction for extended-range electric vehicle |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181217 Address after: 213000 No. 108 Fenglin South Road, Wujin National High-tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee after: Jiangsu car and home Automobile Co., Ltd. Address before: Room 801, 8th floor, No. 3 Building, Wangjing Street, Chaoyang District, Beijing 100102 Patentee before: Beijing vehicle and home Information Technology Co., Ltd. |
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| TR01 | Transfer of patent right |