The content of the invention
Cause the handling difference of electric vehicle and each power to solve existing electrical vehicular power distribution mode for components
The problem of part installation process is complicated, the embodiments of the invention provide a kind of cabin for being used to arrange electrical vehicular power part and
Cabin assemble method.The technical scheme is as follows:
First aspect is there is provided in a kind of cabin for being used to arrange electrical vehicular power part, and the cabin includes:Rear deck
Nacelle, power part and rear deck subframe;
The rear deck subframe is to include the frame subframe of two rectangle frames, and the power part is fixed on the rear deck
In two rectangle frames of subframe;
The rear deck subframe includes first crossbeam and second cross beam, and the first crossbeam and the second cross beam are used for will
The rear deck subframe is fixed on the rear deck nacelle.
Alternatively, the rear deck subframe also includes the 3rd crossbeam, the first longeron, the second longeron, the 3rd longeron and the 4th
Longeron;
First longeron and second longeron are arranged between the first crossbeam and the 3rd crossbeam, to pass through
The first crossbeam, the 3rd crossbeam, first longeron and second longeron constitute one of the rear deck subframe
Rectangle frame;
3rd longeron and the 4th longeron are arranged between the second cross beam and the 3rd crossbeam, to pass through
The second cross beam, the 3rd crossbeam, the 3rd longeron and the 4th longeron constitute the another of the rear deck subframe
Individual rectangle frame;
Wherein, the plane where a rectangle frame of the rear deck subframe and another rectangle of the rear deck subframe
There is the angle of predetermined angle between plane where frame.
Alternatively, the rear deck subframe also includes the first pack support, the second pack support and the 3rd pack support;
First pack support is arranged between the first crossbeam and the 3rd crossbeam, and second pack support is installed
On the 3rd longeron, and second pack support is mutually perpendicular to the 3rd longeron;
3rd pack support is arranged between the first crossbeam and the 3rd crossbeam.
Alternatively, the power part includes high-voltage connecting line box, electric machine controller MCU, charger, decelerator and motor;
The cabin also includes the first suspension, the second suspension and the 3rd suspension;
The high-voltage connecting line box is fixed on the 3rd pack support, and the MCU is fixed on second pack support, institute
State charger to be fixed on first pack support, one end of the decelerator is fixed on described second by the described first suspension
On crossbeam, the other end of the decelerator is fixed on the 3rd crossbeam by the described second suspension, and the motor passes through institute
The 3rd suspension is stated to be fixed on the 4th longeron.
Alternatively, when the rear deck subframe is fixed on into the rear deck by the first crossbeam and the second cross beam
During nacelle, the first crossbeam is located at close to one end of electric vehicle afterbody in the rear deck nacelle, and the second cross beam is located at
Close to the one end on the electric vehicle head in the rear deck nacelle.
Alternatively, the material of the rear deck subframe is aluminium alloy.
There is provided in a kind of cabin installation method for being used to arrange electrical vehicular power part, the cabin for second aspect
Including rear deck nacelle, power part and rear deck subframe, the assemble method includes:
On the correspondence position that the power part is arranged on to the rear deck subframe;
The rear deck subframe of the power part will be installed the rear deck is installed on by first crossbeam and second cross beam
In nacelle, the first crossbeam and two crossbeams that the second cross beam is the rear deck subframe.
Alternatively, the power part includes high-voltage connecting line box, electric machine controller MCU, charger, decelerator and motor.
Alternatively, the rear deck subframe include the first longeron, the second longeron, installed in the first crossbeam and it is described after
The first pack support between the 3rd crossbeam that cabin subframe includes, on the 3rd longeron that the rear deck subframe includes
Second pack support and the 3rd pack support between the first crossbeam and the 3rd crossbeam, the cabin also include
First suspension, the second suspension and the 3rd suspension;
Correspondingly, it is described to be arranged on the power part on the correspondence position of the rear deck subframe, including:
The high-voltage connecting line box, the MCU and the charger are separately fixed at the 3rd pack support, described second
On pack support and first pack support;
One end of the decelerator is fixed on the second cross beam by the described first suspension, by the decelerator
The other end is fixed on the 3rd crossbeam by the described second suspension;
The motor is fixed on the 4th longeron by the described 3rd suspension.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is:In embodiments of the present invention, for arranging
The cabin of electrical vehicular power part includes rear deck nacelle, power part and rear deck subframe.Wherein, after power part is fixed on
In the subframe of cabin, and rear deck subframe is fixed in rear deck nacelle, that is, the power part of electric vehicle is arranged in rear deck nacelle
In so that the drive system of electric vehicle is concentrated mainly on the rear portion of electric vehicle, it is to avoid occur electric vehicle rear portion counterweight compared with
The problem of electric vehicle is handling poor caused by light.In addition, in embodiments of the present invention, power part first is arranged on into rear deck pair
On the correspondence position of vehicle frame, then the rear deck subframe for having installed power part is installed in rear deck nacelle, relative to will be dynamic
Power part is directly installed on the front deck nacelle of limited space, and power part is arranged on to the secondary car of rear deck being not limited by a space in advance
Frame can improve the convenience of power part installation process;Realize simultaneously by power part and the integral installation of rear deck subframe in
, can be by the advance mounted rear deck including power part in order in the assembling process of electric vehicle in rear deck nacelle
Subframe is directly installed in the rear deck nacelle of electric vehicle, so as to improve the packaging efficiency of electric vehicle.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiments of the invention provide a kind of cabin for being used to arrange electrical vehicular power part, the cabin includes rear deck cabin
Body, power part and rear deck subframe.Wherein, rear deck subframe is to include the frame subframe of two rectangle frames, power part
It is fixed in two rectangle frames of rear deck subframe.In addition, rear deck subframe includes first crossbeam and second cross beam, first crossbeam
It is used to rear deck subframe being fixed in rear deck nacelle with second cross beam.
Figure 1A is a kind of structural representation of rear deck subframe provided in an embodiment of the present invention, referring to Figure 1A, the rear deck pair
Vehicle frame 100, which includes first crossbeam 101, second cross beam 102, the 3rd crossbeam 103, the first longeron 104, the second longeron the 105, the 3rd, to be indulged
The longeron 107 of beam 106 and the 4th.In order to become apparent from showing the position relationship between each beam that the rear deck subframe 100 includes, such as
Shown in Figure 1B, the embodiment of the present invention additionally provides the plan view from above of the rear deck subframe.
Wherein, the first longeron 104 and the second longeron 105 are arranged between the crossbeam 103 of first crossbeam 101 and the 3rd, with logical
Cross the rectangle that first crossbeam 101, the 3rd crossbeam 103, the first longeron 104 and the second longeron 105 constitute rear deck subframe 100
Frame.3rd longeron 106 and the 4th longeron 107 are arranged between the crossbeam 103 of second cross beam 102 and the 3rd, to pass through second cross beam
102nd, the 3rd crossbeam 103, the 3rd longeron 106 and the 4th longeron 107 constitute another rectangle frame of rear deck subframe 100.In order to
It is easy to explanation, the rectangle frame that first crossbeam 101, the 3rd crossbeam 103, the first longeron 104 and the second longeron 105 are constituted is referred to as the
One rectangle frame, second cross beam 102, the 3rd crossbeam 103, the 3rd longeron 106 and the 4th longeron 107 are constituted rectangle frame and are referred to as second
Rectangle frame.
It should be noted that the plane of a rectangle frame of rear deck subframe 100 and another square of rear deck subframe 100
There is the angle of predetermined angle between plane where shape frame, that is, plane and the second rectangle rectangle where the first rectangle frame
The angle between plane where frame is predetermined angle.
Wherein, the predetermined angle is the angle calculated previously according to the spatial parameter of rear deck nacelle.Specifically, it is assumed that after
The space length that cabin nacelle is used to install the side of the longeron of rear deck subframe 100 is the first space length, the first rectangle frame
Longeron length is the length of the first longeron 104 or the second longeron 105, the longeron length of the second rectangle frame for the 3rd longeron 106 or
The length of 4th longeron 107, is second empty by the longeron length of the first rectangle frame and the length sum of the longeron of the second rectangle frame
Between length.When first space length be more than second space length when, namely rear deck nacelle space it is sufficiently large when, the first rectangle
First rectangle frame and the second rectangle frame in one plane also can be horizontally placed at electric vehicle by frame and the second rectangle frame
Rear deck nacelle bottom, now the predetermined angle be 0 degree or 180 degree.When first space length is less than or equal to the second sky
Between length when, namely electric vehicle rear deck nacelle be not enough to simultaneously the rectangle frame of horizontal positioned first and the second rectangle frame, now
In order to make full use of the space of the rear deck nacelle, the second rectangle frame can be inclined relative to horizontal to certain angle, namely
There is the angle of predetermined angle between the plane where plane and the second rectangle frame where first rectangle frame.Now, this is preset
The calculating process of angle can be:First space length is subtracted to the longeron length of the second rectangle frame, the first length is obtained, this
The business of one length and the longeron length of the first rectangle frame is the cosine value of the predetermined angle, is that can determine that this according to the cosine value
Predetermined angle.
In addition, the side that first crossbeam 101, the 3rd crossbeam 103, the first longeron 104 and the second longeron 105 are connected by metal plate
Formula constitutes first rectangle frame, and second cross beam 102, the 3rd crossbeam 103, the 3rd longeron 106 and the 4th longeron 107 are also by metal plate
The mode of gold connection constitutes the second rectangle frame.Certainly, first crossbeam 101, the 3rd crossbeam 103, the first longeron 104 and the second longeron
105 such as welding can also constitute first rectangle frame by other means, and second cross beam 102, the 3rd crossbeam the 103, the 3rd are indulged
The longeron 107 of beam 106 and the 4th such as welding can also constitute the second rectangle frame by other means, and the embodiment of the present invention is herein not
It is specifically limited.
Alternatively, as shown in Figure 1A, the rear deck subframe 100 also includes the first pack support 108, the and of the second pack support 109
3rd pack support 110.Wherein, the first pack support 108 is arranged between the crossbeam 103 of first crossbeam 101 and the 3rd, the second pack support
109 are arranged on the 3rd longeron 106, and the second pack support 109 is mutually perpendicular to the 3rd longeron 106;3rd pack support 110 is installed
Between the crossbeam 103 of first crossbeam 101 and the 3rd.
It should be noted that as shown in Figure 1A, in the first pack support 108, the second pack support 109 and the 3rd pack support 110
Each support include two identical supports, certain first pack support 108, the second pack support 109 and the 3rd pack support 110
In each pack support can include the support of other numbers, and the first pack support 108, the second pack support 109 and the 3rd group of branch
The number for the support that each pack support in frame 110 includes can be with identical, can also be different.
In addition, as shown in Figure 1A, the first pack support 108 and the support that the 3rd pack support 110 is three-legged structure, second group of branch
Frame 109 is the support of T-type structure.And as shown in figures 1A or ib, the rear deck subframe 100 also includes the 5th longeron 111 and the 6th
Longeron 112, now a support in the first pack support 108 be fixed on by the two ends of three-legged structure on the second longeron 105, separately
One support is fixed on the 5th longeron 111 by the two ends of three-legged structure.A support in 3rd pack support 110 passes through three
The two ends of corner structure are fixed on the first longeron 104, and another support is fixed on the 6th longeron 112 by the two ends of three-legged structure
On.It should be noted that for any one support in the first pack support 108 and the 3rd pack support 110, the support can also lead to
The two ends for crossing three-legged structure are separately fixed on the crossbeam 103 of first crossbeam 101 and the 3rd, and now the rear deck subframe 100 is not wrapped
Include the 5th longeron 111 and the 6th longeron 112.It is further to note that the first pack support 108 and the 3rd pack support 110 also may be used
Think the support of T-type structure, now the first pack support 108 and the 3rd pack support 110 are directly fixed on the 3rd crossbeam 103.
Especially, in embodiments of the present invention, the material of the rear deck subframe 100 shown in above-mentioned Figure 1A or Figure 1B closes for aluminium
Gold, due to aluminium alloy, density is smaller compared with other alloys such as steel alloy, therefore when the material of rear deck subframe 100 is aluminium alloy
When, the lighter in weight of the rear deck subframe 100, so as to reduce the weight of whole electric vehicle.
In embodiments of the present invention, the power part of electric vehicle include high-voltage connecting line box, MCU, charger, decelerator and
Motor.Wherein, charger is used to charge to the vehicle power on electric vehicle, and MCU is used for the direct current of vehicle power
Be converted to alternating current and worked by the exchange electric drive motor after conversion, the electric energy that motor is used to provide vehicle power is changed
It is mechanical energy to drive electric vehicle to travel, decelerator is used for the mechanical energy after being changed to motor and is controlled, high-voltage connecting line box
For the high voltage direct current of vehicle power to be transported into MCU.
Cabin provided in an embodiment of the present invention also includes the first suspension, the second suspension and the 3rd suspension, the first suspension, the
Two suspensions suspend the rear deck subframe for being fixed on power part shown in Figure 1A or Figure 1B with the 3rd.
Fig. 1 C are the structural representation of the rear deck subframe provided in an embodiment of the present invention for having installed power part, such as Fig. 1 C
Shown, high-voltage connecting line box 113 is fixed on the 3rd pack support 110, and MCU114 is fixed on the second pack support 109, charger 115
It is fixed on the first pack support 108, one end of decelerator 116 is fixed on second cross beam 102 by the first suspension 118, is slowed down
The other end of device 116 is fixed on the 3rd crossbeam 103 by the second suspension 119, and motor 117 is fixed on by the 3rd suspension 120
On 4th longeron 107.
Wherein, motor 117 is fixed on the 4th longeron 107 by the 3rd suspension 120, namely the side of motor passes through the 3rd
Suspension is fixed on the 4th longeron 107, now, in order to ensure stability of the motor 117 on rear deck subframe 100, referring to figure
1A or Figure 1B, the rear deck subframe 100 also includes the 7th longeron 121 and the 8th longeron 122, and the 7th longeron 121 and the 8th is vertical
Beam 122 is arranged between the crossbeam 103 of second cross beam 102 and the 3rd, and the 7th longeron 121 and the 8th longeron 122 are used to support
Motor 117, namely when motor 117 is fixed on the 4th longeron 107 by the 3rd suspension 120, the bottom of the motor 117 has the
Seven longerons 121 and the 8th longeron 122 are used as support.
It should be noted that high-voltage connecting line box 113 can be fixed on the 3rd pack support 110, can also be directly by high pressure
The side of terminal box 113 is fixed on first crossbeam 101, opposite side is fixed on the 3rd crossbeam 103, now as shown in Figure 1A
Rear deck subframe 100 can not include the 3rd pack support 110.Same charger 115 can also be mounted directly in the manner described above
On the crossbeam 103 of first crossbeam 101 and the 3rd, MCU can also be directly installed on the 3rd longeron 106 in the manner described above, this
When rear deck subframe 100 as shown in Figure 1A can not include the first pack support 108 and the second pack support 109.
In addition, when rear deck subframe 100 is fixed on into rear deck nacelle by first crossbeam 101 and second cross beam 102, the
One crossbeam 101 is located in rear deck nacelle close to one end of electric vehicle afterbody, and second cross beam 102 is located in rear deck nacelle close to electricity
The one end on motor-car head, therefore first crossbeam 101 is referred to as the back rest of rear deck subframe 100, second cross beam 102 also may be used
To be referred to as the front-axle beam of rear deck subframe 100, the first suspension 118 is referred to as front-suspension, after the second suspension 119 is referred to as
Suspension.Now, the first longeron 104 and the 3rd longeron 106 are located at the rear side of rear deck nacelle, the second longeron 105 and the 4th longeron 107
The left side of the rear deck nacelle behind position, therefore the 3rd suspension 120 is referred to as left suspension.
In embodiments of the present invention, for arranging that the cabin of electrical vehicular power part includes rear deck nacelle, power part
With rear deck subframe.Wherein, power part is fixed in rear deck subframe, and rear deck subframe is fixed in rear deck nacelle,
That is, the power part of electric vehicle is arranged in rear deck nacelle so that the drive system of electric vehicle is concentrated mainly on electric car
Rear portion, it is to avoid there is the problem of electric vehicle rear portion counterweight is handling poor compared with electric vehicle caused by light.
The embodiment of the present invention additionally provides a kind of cabin assemble method for being used to arrange electrical vehicular power part, the cabin
Including rear deck nacelle, power part and rear deck subframe, as shown in Fig. 2 the assemble method includes:
Step 201:On the correspondence position that power part is arranged on to rear deck subframe.
In embodiments of the present invention, the power part of electric vehicle mainly includes high-voltage connecting line box, MCU, charger, deceleration
Device and motor.Rear deck subframe 100 with reference to shown in Figure 1A or Figure 1B, power part is arranged on pair of rear deck subframe 100
Answer and be specifically as follows on position:By high-voltage connecting line box 113, MCU114 and charger 115 be separately fixed at the 3rd pack support 110,
On second pack support 109 and the first pack support 108, one end of decelerator 116 is fixed on second cross beam by the first suspension 118
On 102, the other end of decelerator 116 is put by second outstanding 119 and is fixed on the 3rd crossbeam 103;Motor 117 is passed through the 3rd
Suspension 120 is fixed on the 4th longeron 107.
Alternatively, when the rear deck subframe 100 shown in Figure 1A or Figure 1B does not include the first pack support 108, the second pack support
109 and during three pack supports 110, the side of high-voltage connecting line box 113 is directly fixed on first crossbeam 101, opposite side is direct
It is fixed on the 3rd crossbeam 103;Or the side of high-voltage connecting line box 113 is fixed on the first longeron 104, opposite side is fixed on
On 6th longeron 112.MCU114 is directly fixed on the 3rd longeron 103.The side of charger 115 is directly anchored to first
On crossbeam 101, opposite side is directly anchored on the 3rd crossbeam 103;Or the side of charger 115 is directly anchored to the 5th indulged
On beam 111, opposite side is directly anchored on the second longeron 105.
Wherein, the correspondence position for each above-mentioned power part being separately fixed at into rear deck subframe can be by bolt mode
It is fixed, it can also be fixed by other means such as riveting method.
Step 202:The rear deck subframe of power part will be installed rear deck is installed on by first crossbeam and second cross beam
In nacelle, first crossbeam and two crossbeams that second cross beam is rear deck subframe.
When each power part is arranged on the correspondence position of rear deck subframe 100, now by each power part and
Rear deck subframe 100 as an integral installation in rear deck nacelle, specifically, by the first crossbeam 101 of rear deck subframe 100
Rear deck nacelle is fixed on close to one end of electric vehicle afterbody by modes such as bolts, by the second cross beam of rear deck subframe 100
102 are fixed on the one end of rear deck nacelle close to electric vehicle head by modes such as bolts.Certainly, the of rear deck subframe 100
One crossbeam 101 and second cross beam 102 can also be fixed in rear deck nacelle by other connected modes as riveted.
In embodiments of the present invention, first power part is arranged on the correspondence position of rear deck subframe, then will pacified
The rear deck subframe of dress power part is installed in rear deck nacelle, is directly installed on relative to by power part before limited space
Cabin nacelle, power part is arranged on to the rear deck subframe being not limited by a space in advance can improve power part installation process
Convenience;Realize simultaneously by power part and the integral installation of rear deck subframe in rear deck nacelle, in order in electric vehicle
Assembling process in, the advance mounted rear deck subframe including power part can be directly installed on after electric vehicle
In the nacelle of cabin, so as to improve the packaging efficiency of electric vehicle.
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can be by hardware
To complete, the hardware of correlation can also be instructed to complete by program, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.