CN203681239U - Suspension system of power assembly of electric vehicle - Google Patents
Suspension system of power assembly of electric vehicle Download PDFInfo
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- CN203681239U CN203681239U CN201420048550.6U CN201420048550U CN203681239U CN 203681239 U CN203681239 U CN 203681239U CN 201420048550 U CN201420048550 U CN 201420048550U CN 203681239 U CN203681239 U CN 203681239U
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- power assembly
- suspension system
- assembly
- crossbeam
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Abstract
The utility model provides a suspension system of a power assembly of an electric vehicle. The suspension system comprises a left longitudinal beam, a right longitudinal beam, a cross beam, a platy support and the power assembly, wherein the cross beam is in rigid connection with the left longitudinal beam and the right longitudinal beam, the platy support and the cross beam are arranged in the longitudinal direction in a spaced mode, the two ends of the platy support are connected with the left longitudinal beam and the right longitudinal beam through a left suspension cushion and a right suspension cushion, in the longitudinal direction, the front portion of the power assembly is in rigid connection with the platy support, and the rear portion of the power assembly is suspended on the cross beam through a left suspension assembly and a right suspension assembly. When the electric vehicle is manufactured through a frame of a traditional vehicle with a fuel power assembly, the suspension system can meet the space layout requirement, the vibration isolation performance requirement and the anti-collision requirement of the power assembly of the electric vehicle at the same time.
Description
Technical field
The utility model relates to electric automobiles, is specifically related to battery-driven car power assembly suspension system.
Background technology
Under current automobile industry environment, pure electric vehicle has obtained the attention of domestic and international automobile vendor, is putting forth effort to carry out industrialization research and development.The dynamic assembly of battery-driven car is fuel engines and the change speed gear box that replaces transmission with electrical motor and retarder, and it is less that volume becomes.In battery-driven car development process, adopt the vehicle frame identical with traditional fuel engines vehicle be possess cost-benefit, but now due to vehicle frame space invariance, gap between battery-driven car dynamic assembly (motor and retarder) and chassis side rail etc. can be very large, in other words, the distance of dynamic assembly and chassis side rail is " far " very, in this case, if still adopt traditional three or four rubber mountings to connect dynamic assembly, the volume of rubber mounting is very large so, the span of two ends point of connection of suspending is very large, cost is very high, the rigidity suspending is also not enough, can not meet NVH and safe demand.
What existing battery-driven car dynamic assembly suspension was mainly considered is the space of how saving in dynamic assembly cabin, therefore adopt lift-on/lift-off type suspension system, being lifting cross beam is connected with suspending, then dynamic assembly adopts mounting bracket to be lifted on lifting cross beam again, this suspension system has certain vibration isolation ability, but vibration isolating effect is not fine.In addition, this lifting suspension system also and reckon without after battery-driven car dynamic assembly reduces how to meet vehicle anticollision requirement problem.
Utility model content
The purpose of this utility model is to provide a kind of battery-driven car power assembly suspension system, thereby in the time adopting transmission vehicle frame to manufacture battery-driven car, the space arrangement requirement, the anti-vibration performance that meet battery-driven car dynamic assembly require and anticollision requirement simultaneously.
For achieving the above object, embodiment of the present utility model provides following technical scheme:
A kind of battery-driven car power assembly suspension system, comprising: left and right longeron; With the rigidly connected crossbeam of described left and right longeron; With described crossbeam spaced tabular support in a longitudinal direction, described tabular support two ends are connected with described left and right longeron by left and right suspending cushion; Dynamic assembly; In a longitudinal direction, the front portion of described dynamic assembly and described tabular support are rigidly connected, and the rear portion of described dynamic assembly is lifted on described crossbeam by left and right mounting assembly.
Preferably, described dynamic assembly is made up of electrical motor and retarder.
Preferably, described left and right mounting assembly is turning connection with described crossbeam.
Preferably, described crossbeam is pipe, and described left and right mounting assembly is contained on described crossbeam by hoop sleeve.
Preferably, on described crossbeam, be provided with horizontal limit devices.
Preferably, battery-driven car power assembly suspension system as above also comprises and the rigidly connected left and right connecting panel of described left and right longeron, described left and right connecting panel is obtuse angle V shaped slab, and described left and right suspending cushion is arranged on respectively on described left and right connecting panel.
In the utility model, adopted the arrangement form of crossbeam and tabular support simultaneously, and crossbeam is to be rigidly connected with longeron, then mounting assembly is connected with crossbeam again, like this, the lifting that vibration isolation energy force rate is simple suspends and wants high, and, crossbeam, tabular support have made up the distance between dynamic assembly and chassis side rail, rubber mounting volume needn't do very greatly, and, the rigidity of plate-like piece is less than transverse beam rigidity, like this in the time bumping, thus plate-like piece distortion and suspending cushion, the common energy-absorbing of mounting assembly.
Further; after left and right mounting assembly forms turning connection with crossbeam; under normal condition; be rigidly connected with tabular support because dynamic assembly is anterior; therefore the left and right reality that suspends is turning thereby can not affect anti-vibration performance and moment of torsion output requirement; but while bumping; after tabular deformation of timbering; the left and right relative crossbeam upset that suspends; and then whole dynamic assembly can overturn around crossbeam; this has further realized the buffering of impact load, and dynamic assembly is protected as much as possible.
Further, adopt obtuse angle V shaped slab, as left and right connecting panel, left and right suspending cushion is installed, make dynamic assembly suspension form V-type arrangement, the benefit of this layout is: suspending cushion part by compression, part is sheared, can utilize the shearing high resiliency of rubber, improve the ability of suspension system isolation dynamic assembly vibration and the displacement of restricted power assembly.
Accompanying drawing explanation
Next in connection with accompanying drawing, specific embodiment of the utility model is described in further detail, wherein:
Fig. 1 is the power assembly suspension system schematic diagram in embodiment of the present utility model;
Fig. 2 is the power assembly suspension system exploded view in Fig. 1, for clear, in figure, part parts is omitted.
Description of symbols in upper figure: left longeron 1, right vertical beam 2, crossbeam 3, tabular support 4, left suspending cushion 5, right suspending cushion 6, electrical motor 7, retarder 8, left mounting assembly 9, right mounting assembly 10, left connecting panel 11, right connecting panel 12, left U-shaped plate 13, right U-shaped plate 14, support 901, suspending cushion 902, clip 903, support 1001, suspending cushion 1002, clip 1003, sidewall 111, sidewall 112, sidewall 121, sidewall 122.
The specific embodiment
In the description of next carrying out by reference to the accompanying drawings, left and right directions refers to vehicle-width direction, or is called laterally; Fore-and-aft direction refers to vehicle lengthwise direction, or is called longitudinally.
With reference to figure 1, in the time that battery-driven car is developed, the vehicle frame that adopts traditional fuel engine vehicle is that one is selected more economically efficiently, and now the size between left longeron 1 and right vertical beam 2 is excessive with respect to the dynamic assembly that electrical motor 7 and retarder 8 form.Certainly, embodiment of the present utility model is not limited to the battery-driven car dynamic assembly being only made up of electrical motor 7 and retarder 8.In the present embodiment, the two ends of crossbeam 3 are rigidly connected with left longeron 1 and right vertical beam 3 respectively, tabular support 4 arranges at interval in a longitudinal direction with crossbeam 3, and the two ends of tabular support 4 are by shown in left suspending cushion 5(Fig. 2) with right suspending cushion 6 with shown in left connecting panel 11(Fig. 2) and right connecting panel 12 be connected, then left connecting panel 11 and right connecting panel 12 are rigidly connected respectively at left longeron 1 and right vertical beam 2 again.Dynamic assembly in the present embodiment is longitudinally to arrange, and front portion is electrical motor 7, and rear portion is retarder 8, and the front and back position of electrical motor 7 and retarder 8 also can be exchanged certainly.In a longitudinal direction, electrical motor 7 is rigidly connected with tabular support 4, and retarder 8 is lifted on crossbeam 3 by left mounting assembly 9 and right mounting assembly 10.Like this, the front and rear of dynamic assembly has been realized 4 vibration reduction supports, the transverse width of crossbeam 3 and tabular support 4 has made up the excessive gap between dynamic assembly and left and right longeron 1 and 2, and between crossbeam 3 and left and right longeron 1 and 2 for being rigidly connected, left and right connecting panel 11 and 12 and left and right longeron 1 and 2 between also for being rigidly connected, anti-vibration performance is better, is convenient to arrange.Simultaneously, the intensity of tabular support 4 will be lower than the intensity of crossbeam 3, and in the time there is frontal collisions, first tabular support 4 is out of shape energy-absorbing like this, and gap between dynamic assembly and left and right longeron 1 and 2 can provide the larger space of dodging for dynamic assembly, crashproof better effects if.Those skilled in the art can imagine, left suspending cushion 5 can also directly be connected with left and right longeron 1 and 2 with right suspending cushion 6, but adopt left connecting panel 11 and right connecting panel 12 to be indirectly connected with left and right longeron and to have more for advantage, and this will be described in more detail below.
With reference to figure 2, for clear, in Fig. 2, left longeron 1, right vertical beam 2, electrical motor 7 and retarder 8 are omitted.As seen from the figure, left connecting panel 11 has sidewall 111 and sidewall 112, between sidewall 111 and sidewall 112, becomes obtuse angle V-arrangement.Equally, right connecting panel 12 has sidewall 121 and sidewall 122, between sidewall 121 and sidewall 122, becomes obtuse angle V-arrangement.Then, left connecting panel 11 is rigidly connected on left longeron 1 by left U-shaped plate 13 again, and right connecting panel 12 is rigidly connected on right vertical beam 2 by right U-shaped plate 14 again.Certainly, left connecting panel 11 also can directly be rigidly connected on left longeron 1, and right connecting panel 12 also can directly be rigidly connected on right vertical beam 2.Adopt the advantage of the connecting panel of obtuse angle V-arrangement to be, formed the suspension arrangement form of V-arrangement at electrical motor 7 places in dynamic assembly front, suspending cushion part by compression, part is sheared, can utilize the shearing high resiliency of rubber, improve the ability of suspension system isolation dynamic assembly vibration and the displacement of restricted power assembly.In the present embodiment, adopt the advantage of U-shaped plate 13,14 to be that two U-shaped plates can coordinate with the left and right longeron of channel steel shape 1 and 2 raising frame strength.Tabular support 4 can form by sheet material being bent with welding, easy to process, without die sinking, is conducive to manufacturing line assembling, shortens vehicle production beat, improves production capacity.Left suspending cushion 5 and right suspending cushion 6 also can adopt existing suspending cushion and needn't strengthen.As can be seen from Fig. 2, left mounting assembly 9 comprises support 901, suspending cushion 902 and clip 903.Support 901 is for left mounting assembly 9 is connected with retarder 8, and jointly maintains suspending cushion 902 with clip 903.While being installed on crossbeam 3, clip 903 is sleeved on crossbeam 3 and passes through bolt-locking.Equally, right mounting assembly 10 comprises support 1001, suspending cushion 1002 and clip 1003.Support 1001 is for right mounting assembly 10 is connected with retarder 8, and jointly maintains suspending cushion 1002 with clip 1003.While being installed on crossbeam 3, clip 1003 is sleeved on crossbeam 3 and passes through bolt-locking.Or; bolt on clip 903 and clip 1003 only provides predetermincd tension to a certain degree and in the time forward direction occurs colliding tabular support 4 and be out of shape; clip 1003 can overturn around crossbeam 3; make left and right mounting assembly 9 and 10, allow dynamic assembly to overturn further; thereby impact force is cushioned again, and low as far as possible protection dynamic assembly is not damaged.To adopt clip to coordinate with the crossbeam of tubular to realize upset in the present embodiment, those of ordinary skills can imagine easily, this upset can also realize by other suitable structure such as hinge, but structure in the present embodiment is obviously simpler, reliable and with low cost.When left and right mounting assembly 9 and 10 is when turning, it is favourable obviously on crossbeam 3, increasing left and right horizontal limit devices, and this horizontal limit devices can be snap ring, locating dowel pin etc.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and be only subject to the restriction of claim, those of ordinary skills can easily modify to above-described embodiment and change, but do not leave essence design of the present utility model and scope.
Claims (6)
1. a battery-driven car power assembly suspension system, is characterized in that, comprising:
Left and right longeron;
With the rigidly connected crossbeam of described left and right longeron;
With described crossbeam spaced tabular support in a longitudinal direction, described tabular support two ends are connected with described left and right longeron by left and right suspending cushion;
Dynamic assembly;
In a longitudinal direction, the front portion of described dynamic assembly and described tabular support are rigidly connected, and the rear portion of described dynamic assembly is lifted on described crossbeam by left and right mounting assembly.
2. battery-driven car power assembly suspension system according to claim 1, is characterized in that, described dynamic assembly is made up of electrical motor and retarder.
3. battery-driven car power assembly suspension system according to claim 1, is characterized in that, described left and right mounting assembly is turning connection with described crossbeam.
4. battery-driven car power assembly suspension system according to claim 3, is characterized in that, described crossbeam is pipe, and described left and right mounting assembly is contained on described crossbeam by hoop sleeve.
5. battery-driven car power assembly suspension system according to claim 3, is characterized in that, on described crossbeam, is provided with horizontal limit devices.
6. battery-driven car power assembly suspension system according to claim 1, it is characterized in that, also comprise and the rigidly connected left and right connecting panel of described left and right longeron, described left and right connecting panel is obtuse angle V shaped slab, and described left and right suspending cushion is arranged on respectively on described left and right connecting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048550.6U CN203681239U (en) | 2014-01-24 | 2014-01-24 | Suspension system of power assembly of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048550.6U CN203681239U (en) | 2014-01-24 | 2014-01-24 | Suspension system of power assembly of electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN203681239U true CN203681239U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420048550.6U Withdrawn - After Issue CN203681239U (en) | 2014-01-24 | 2014-01-24 | Suspension system of power assembly of electric vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723025A (en) * | 2014-01-24 | 2014-04-16 | 安徽江淮汽车股份有限公司 | Suspension system for electric vehicle power assembly |
| CN104260629A (en) * | 2014-09-19 | 2015-01-07 | 南京金龙客车制造有限公司 | Automobile driving motor suspension structure |
| CN105291798A (en) * | 2015-11-03 | 2016-02-03 | 安徽安凯汽车股份有限公司 | Integration driving motor bracket |
| CN110154721A (en) * | 2019-06-10 | 2019-08-23 | 天津恒天新能源汽车研究院有限公司 | Motor drive system of pure electric vehicle mounting bracket |
| CN111169264A (en) * | 2018-11-13 | 2020-05-19 | 宝沃汽车（中国）有限公司 | Suspension system and vehicle with same |
| DE102020121828A1 (en) | 2020-08-20 | 2022-02-24 | Man Truck & Bus Se | Motor mount and vehicle with such a motor mount |
| CN114194012A (en) * | 2021-12-17 | 2022-03-18 | 东风襄阳旅行车有限公司 | New energy automobile driving motor suspension structure |
-
2014
- 2014-01-24 CN CN201420048550.6U patent/CN203681239U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723025A (en) * | 2014-01-24 | 2014-04-16 | 安徽江淮汽车股份有限公司 | Suspension system for electric vehicle power assembly |
| CN103723025B (en) * | 2014-01-24 | 2016-08-17 | 安徽江淮汽车股份有限公司 | A kind of electrical vehicular power assembly suspension system |
| CN104260629A (en) * | 2014-09-19 | 2015-01-07 | 南京金龙客车制造有限公司 | Automobile driving motor suspension structure |
| CN104260629B (en) * | 2014-09-19 | 2016-08-31 | 南京金龙客车制造有限公司 | A kind of automobile drive electric motor mounting structure |
| CN105291798A (en) * | 2015-11-03 | 2016-02-03 | 安徽安凯汽车股份有限公司 | Integration driving motor bracket |
| CN105291798B (en) * | 2015-11-03 | 2018-12-28 | 安徽安凯汽车股份有限公司 | A kind of integrated driving motor bracket |
| CN111169264A (en) * | 2018-11-13 | 2020-05-19 | 宝沃汽车（中国）有限公司 | Suspension system and vehicle with same |
| CN110154721A (en) * | 2019-06-10 | 2019-08-23 | 天津恒天新能源汽车研究院有限公司 | Motor drive system of pure electric vehicle mounting bracket |
| DE102020121828A1 (en) | 2020-08-20 | 2022-02-24 | Man Truck & Bus Se | Motor mount and vehicle with such a motor mount |
| CN114194012A (en) * | 2021-12-17 | 2022-03-18 | 东风襄阳旅行车有限公司 | New energy automobile driving motor suspension structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |