CN210591358U

CN210591358U - Automobile power assembly connecting assembly

Info

Publication number: CN210591358U
Application number: CN201921397679.7U
Authority: CN
Inventors: 马伟; 黄协京; 姜筱华; 单丰武
Original assignee: Jiangxi Jiangling Group New Energy Automobile Co Ltd
Current assignee: Jiangxi Jiangling Group New Energy Automobile Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-22
Anticipated expiration: 2029-08-27

Abstract

The utility model provides an automobile power assembly coupling assembling, include cabin accessory bracket and fix the electric drive assembly of cabin accessory bracket lower extreme, the electric drive assembly includes the motor and is fixed in the reduction gear on the motor, motor and reduction gear are installed on cabin accessory bracket through first fixed bolster and second fixed bolster respectively, automobile power assembly coupling assembling is still including fixing two side suspension assemblies at cabin accessory bracket both ends respectively, and fix the back suspension assembly at electric drive assembly lower extreme, back suspension assembly includes first barrel casing, be fixed in the first elastic lining in the first barrel casing, wear to locate the dead lever on the first elastic lining, and two first mounting panels of being connected with the dead lever both ends respectively, first mounting panel is used for connecting the preceding sub vehicle frame assembly of car. The mounting point layout of the connecting assembly of the automobile power assembly in the embodiment is reasonable, and the stable mounting of the electric drive assembly can be realized.

Description

Automobile power assembly connecting assembly

Technical Field

The utility model relates to the field of automotive technology, especially, relate to an automobile power assembly coupling assembling.

Background

With the development and progress of society, automobiles are becoming more and more widely necessities for people to live, go out and symbolize identity. In a conventional automobile framework, an automobile power assembly connecting component is connected to an automobile body through an automobile suspension assembly, so that vibration excitation generated by the automobile power assembly connecting component can be inhibited from being transmitted to the automobile body by utilizing the energy absorption and vibration isolation characteristics of the automobile suspension assembly.

The arrangement of the suspension assembly influences the installation stability, energy absorption and vibration isolation effects of the automobile power assembly. The existing automobile power assembly is often poor in installation stability due to unreasonable arrangement of installation points in the assembly process, and certain influences are caused on the energy absorption and vibration isolation effects of suspensions.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, there is a need to provide a connecting component for an automotive powertrain, which solves the problems of poor mounting stability and influence on energy absorption and vibration isolation effects caused by unreasonable arrangement of mounting points of the automotive powertrain in the prior art.

An automobile power assembly connecting assembly comprises an engine room accessory bracket and an electric drive assembly fixed at the lower end of the engine room accessory bracket, the electric drive assembly comprises a motor and a speed reducer fixed on the motor, the motor and the speed reducer are respectively arranged on the cabin accessory bracket through a first fixing bracket and a second fixing bracket, the automobile power assembly connecting assembly also comprises two side end suspension assemblies respectively fixed at two ends of the cabin accessory bracket, and a rear suspension assembly fixed at the lower end of the electric drive assembly, wherein the rear suspension assembly comprises a first sleeve, a first elastic lining fixed in the first sleeve, and a fixing rod penetrating through the first elastic lining, and the first mounting plates are respectively connected with the two ends of the fixed rod and used for connecting a front auxiliary frame assembly of the automobile.

Further, above-mentioned automobile power assembly coupling assembling, wherein, the rear overhang assembly through first linking bridge with electric drive assembly fixed connection, first linking bridge includes connecting plate and fixed plate, the one end of connecting plate with the drive assembly is connected, the other end with the fixed plate is connected, the fixed plate includes connecting portion and is fixed in respectively two fixed parts at connecting portion both ends, two the fixed part respectively with the both ends of dead lever are connected.

Further, above-mentioned automobile power assembly coupling assembling, wherein, first mounting panel sets up the inboard of fixed plate.

Further, above-mentioned automobile power assembly coupling assembling, wherein, the both ends face of first barrel casing seals, and has seted up respectively and has dodged the hole, the size of dodging the hole is greater than the cross-sectional dimension of fixed rod.

Further, above-mentioned automobile power assembly coupling assembling, wherein, side suspension assembly includes the second barrel casing and is fixed in second elasticity inside lining in the second barrel casing, one side of second barrel casing one side is sealed, and connects first installing support, first installing support is used for connecting the automobile body, the opposite side of second barrel casing is open, and sets up the second installing support, the second installing support is fixed in on the second elasticity inside lining, the second installing support include the connecting rod and be fixed in the second mounting panel of connecting rod one end, the second mounting panel is fixed in on the cabin annex support.

Further, above-mentioned automobile power assembly coupling assembling, wherein, two third installing supports, two are fixed to the edge symmetry of second barrel casing the third installing support with first installing support is the triangle-shaped and arranges.

Further, above-mentioned automobile power assembly coupling assembling, wherein, the second fixed bolster includes two perpendicular first plate bodys and the second plate body of connecting, first plate body and cabin annex leg joint, it has three fixed orifices to begin on the second plate body, three fixed orifices and the three erection column adaptation that the reduction gear upper edge set up.

Further, above-mentioned automobile power assembly coupling assembling, wherein, second linking bridge has set firmly on the lateral wall of first barrel casing, the mounting hole has been seted up on the second linking bridge.

The embodiment of the utility model provides an in electric drive assembly accessible back suspension assembly is connected with preceding sub vehicle frame assembly, and electric drive assembly is connected with cabin annex support through two fixed bolsters, and two side suspensions and body connection have been linked together to cabin annex support intercommunication. The mounting point layout of the automobile power assembly connecting component in the embodiment is reasonable, the stable installation of the electric drive assembly can be realized, a three-point pendulum type suspension structure is formed by two side end suspension assemblies and a rear suspension assembly, the structure can realize the integral installation of the electric drive assembly and the suspension, and the installation stability of the electric drive assembly in an automobile is improved under the condition of ensuring good energy absorption and vibration isolation characteristics.

Drawings

Fig. 1 is a schematic structural view of an automotive power assembly connection assembly in an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a region A in FIG. 1;

FIG. 3 is a schematic diagram of a portion of a rear suspension assembly;

FIG. 4 is a schematic structural view of a side end suspension assembly;

fig. 5 is a schematic structural view of the second fixing bracket.

Description of the main elements

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The embodiment of the invention is given in the attached drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, this embodiment is provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, an exemplary embodiment of an automotive powertrain connection assembly of the present invention includes a cabin accessory support 10, an electric drive assembly 20 fixed to a lower end of the cabin accessory support 10, two side suspension assemblies 30 respectively fixed to two ends of the cabin accessory support 10, and a rear suspension assembly 40 fixed to a lower end of the electric drive assembly 20. The cabin accessory bracket 10 includes a rectangular frame, and a plurality of struts fixed in the rectangular frame, two side suspension assemblies 30 are respectively fixed at two ends of the rectangular frame, and the electric drive assembly 20 is fixed on the struts. The electric drive assembly 20 can be connected with a front sub-frame assembly of the automobile through a rear suspension assembly 40, the electric drive assembly 20 is connected with the cabin accessory bracket 10, and the cabin accessory bracket 10 is connected with the automobile body through a side end suspension assembly 30. The two side end assemblies 30 and the rear suspension assembly 40 are distributed in an o-clock pendulum type manner to realize the integral installation of the automobile power assembly and the suspension, and the design of the three suspension assemblies has good energy absorption and vibration isolation effects.

As shown in fig. 2 and 3, the rear suspension assembly 40 includes a first sleeve 41, a first elastic liner 42 fixed in the first sleeve 41, a fixing rod 43 passing through the first elastic liner 42, and two first mounting plates 44 respectively fixed to two ends of the fixing rod 43. The two end faces of the first sleeve 41 are closed and are respectively provided with avoiding holes 411. The first elastic lining 42 may be made of an elastic material, such as rubber. The fixing rod 43 passes through the center of the first elastic liner 42 and extends out of the relief holes at the two end faces of the first sleeve 41. The avoiding hole 411 is larger than the sectional size of the fixing rod 43 to form a certain avoiding space for the micro-movement of the fixing rod 43.

The two first mounting plates 44 can be fixed at two ends of the fixing rod 43 through bolts, and mounting holes are formed in the free tail ends of the first mounting plates 44 so as to be mounted on a front sub-frame assembly of the automobile.

The two ends of the rear suspension assembly 40 are respectively connected with the front subframe assembly of the automobile through the first mounting plate 44, so that on one hand, the effects of energy absorption and vibration isolation can be realized, and on the other hand, the mounting stability of the electric drive assembly and the front subframe assembly is also improved.

The rear suspension assembly 40 may be fixedly coupled to the electric drive assembly 20 via a first connecting bracket 50. The first connecting bracket 50 includes a connecting plate 51 and a fixing plate 52, and the connecting plate 51 is connected to the electric drive assembly 20 at one end and to the fixing plate 52 at the other end. The connecting plate 51 is parallel to the length direction of the electric drive assembly 20 and is connected to the electric drive assembly 20 by a fixing member (e.g., a bolt).

The fixing plate 52 includes a connecting portion 522 and two fixing portions 521 integrally formed, and the two fixing portions 521 are respectively perpendicularly fixed to two ends of the connecting portion 522. The two fixing portions 522 are connected to both ends of the fixing rod 43, and the fixing plate 52 is fixed to the outer side of the first mounting plate 44.

Further, a second connecting support 60 is fixed on the side wall of the first sleeve 41, the second connecting support 60 is of a flat-plate-shaped structure and is designed in a hollow manner, and a mounting hole is formed in the second connecting support for connecting a front auxiliary frame assembly. The reasonable distribution of the first mounting plate 44 and the second connecting bracket 60 can ensure the connection stability of the rear suspension assembly and the front auxiliary frame assembly.

As shown in fig. 4, the two side end suspension assemblies 30 are substantially identical in structure and include a second sleeve 31 and a second elastic liner 32 fixed within the second sleeve 31. The second sleeve 31 is closed at one end and open at the other end. The closed end of the second sleeve 31 is fixedly connected with a first mounting bracket 33, the open end of the second sleeve 31 is provided with a second mounting bracket 34, and the second mounting bracket 34 is fixed on the second elastic lining 32. The first mounting bracket 33 is provided with a mounting hole for connecting with the automobile body.

Specifically, the second mounting bracket 34 includes a connecting rod 341 and a second mounting plate 342 fixed to one end of the connecting rod 341, the connecting rod 341 is fixed to the second elastic inner lining 32, and the second mounting plate 342 is provided with two mounting holes for fixing the side end suspension assembly 30 to the cabin accessory bracket through the second mounting bracket 34, so as to ensure the connection reliability between the automobile side end suspension assembly and the cabin accessory bracket.

Two third mounting brackets 35 are symmetrically fixed to the edge of the second sleeve 31, and mounting holes are formed in the third mounting brackets 35 so as to be convenient for connecting an automobile body. The two third mounting brackets 35 and the first mounting bracket 33 are arranged in a triangular shape, so that the side end suspension assembly 30 is stably connected with the automobile body, and the connection stability of the electric drive assembly and the automobile body is improved.

The electric drive assembly 20 comprises an electric motor 21 and a speed reducer 22 fixed on the electric motor 21, and the electric motor 21 and the speed reducer 22 are respectively mounted on a support rod of the nacelle accessory support 10 through a first fixing support 23 and a second fixing support 24. As shown in fig. 5, the second fixing bracket 24 includes two first plate bodies 241 and two second plate bodies 242 which are vertically connected. The first plate is connected to the nacelle accessory bracket, and three fixing holes are formed in the second plate 242, and the three fixing holes are matched with three mounting posts arranged on the upper edge of the speed reducer 22.

In this embodiment, the electric drive assembly can be connected with the front auxiliary frame assembly through the rear suspension assembly, the electric drive assembly is connected with the cabin accessory bracket through two fixing brackets, and the cabin accessory bracket is communicated with the vehicle body through two side end suspensions. In the embodiment, two side end suspension assemblies and one rear suspension assembly are adopted to form a three-point pendulum type suspension structure, the structure can realize the integral installation of the electric drive assembly and the suspension, and the installation stability of the electric drive assembly in an automobile is improved under the condition of ensuring good energy absorption and vibration isolation characteristics.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An automobile power assembly connecting component comprises an engine room accessory bracket and an electric drive assembly fixed at the lower end of the engine room accessory bracket, wherein the electric drive assembly comprises a motor and a speed reducer fixed on the motor, it is characterized in that the motor and the speed reducer are respectively arranged on the cabin accessory bracket through a first fixing bracket and a second fixing bracket, the automobile power assembly connecting assembly also comprises two side end suspension assemblies respectively fixed at two ends of the cabin accessory bracket, and a rear suspension assembly fixed at the lower end of the electric drive assembly, wherein the rear suspension assembly comprises a first sleeve, a first elastic lining fixed in the first sleeve, and a fixing rod penetrating through the first elastic lining, and the first mounting plates are respectively connected with the two ends of the fixed rod and used for connecting a front auxiliary frame assembly of the automobile.

2. The automotive powertrain connecting assembly of claim 1, wherein the rear suspension assembly is fixedly connected to the electric drive assembly through a first connecting bracket, the first connecting bracket includes a connecting plate and a fixing plate, one end of the connecting plate is connected to the drive assembly, the other end of the connecting plate is connected to the fixing plate, the fixing plate includes a connecting portion and two fixing portions respectively fixed to two ends of the connecting portion, and the two fixing portions are respectively connected to two ends of the fixing rod.

3. The automotive powertrain connection assembly of claim 2, wherein the first mounting plate is disposed inboard of the stationary plate.

4. The automotive power assembly connecting assembly according to claim 1, wherein both end faces of the first sleeve are closed and have an avoiding hole respectively formed therein, and the size of the avoiding hole is larger than the sectional size of the fixed rod.

5. The automotive powertrain connecting assembly of claim 1, wherein the side end suspension assembly includes a second sleeve and a second resilient lining secured within the second sleeve, one side of the second sleeve being closed and connected to a first mounting bracket for attachment to a vehicle body, the other side of the second sleeve being open and provided with a second mounting bracket secured to the second resilient lining, the second mounting bracket including a connecting rod and a second mounting plate secured to one end of the connecting rod, the second mounting plate being secured to the cabin attachment bracket.

6. The automotive powertrain connecting assembly of claim 5, wherein two third mounting brackets are symmetrically fixed to the edge of the second sleeve, and the two third mounting brackets and the first mounting bracket are arranged in a triangular shape.

7. The automotive powertrain connecting assembly of claim 1, wherein the second fixing bracket comprises a first plate and a second plate which are vertically connected, the first plate is connected with the cabin accessory bracket, and the second plate is provided with three fixing holes which are matched with three mounting columns arranged on the upper edge of the speed reducer.

8. The automotive powertrain connecting assembly of claim 1, wherein a second connecting bracket is fixedly disposed on a side wall of the first sleeve, and the second connecting bracket is provided with a mounting hole.