CN216184429U - Electric vehicle driving motor suspension device - Google Patents

Abstract

The utility model discloses a suspension device for a driving motor of an electric vehicle, and relates to the technical field of suspension devices. The motor comprises a motor and a supporting part, wherein a first disc body and a second disc body are respectively arranged at two ends of the motor, first connecting seats are respectively arranged at two end sides of the supporting part, second connecting seats are respectively arranged at two sides of each first connecting seat, the first connecting seats are connected with the first disc body or the second disc body through first screw rods, the second connecting seats are connected with connecting parts through second screw rods, and the other ends of the connecting parts are connected with the first disc body or the second disc body through another second screw rod. According to the utility model, the rubber strip is arranged in the strip-shaped groove of the rod body, so that the deformation of the rod body is ensured, and meanwhile, the structural strength of the connecting part is increased, thereby effectively reducing the vibration transmission to the supporting part during the work of the motor.

Description

Electric vehicle driving motor suspension device

Technical Field

The utility model belongs to the technical field of suspension devices, and particularly relates to a suspension device for a driving motor of an electric vehicle.

Background

The powertrain suspension system refers to a component connecting a powertrain (an engine, a motor of an electric vehicle, etc.) and a frame. The earliest powertrain was rigidly connected directly to the frame, but this was unsafe and reliable due to the presence of vibrations. The flexible connection is started later, the current flexible connection is rubber mat suspension, hydraulic suspension, semi-active/active suspension, is used for supporting the mass of a power assembly and plays a role of vibration isolation at the same time, for example, an arched motor suspension disclosed in Chinese patent CN109109641A with publication number 20190101 comprises a connecting plate, a motor suspension bracket I, a motor suspension bracket II and a flexible support member assembly; the motor suspension bracket I and the motor suspension bracket II are respectively provided with one flexible support piece assembly; the electric heavy truck is single in arrangement form, so that the mounting structure is high in universality.

The electric automobile power assembly is composed of a motor and a speed reducer and is arranged on the auxiliary frame through a motor suspension system. In the driving process, the road condition is not good, so that the vehicle jolts, the fixing piece is easy to loosen, and the use safety is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a suspension device of a driving motor of an electric vehicle, which is characterized in that a rubber strip is arranged in a strip-shaped groove of a rod body, so that the deformation of the rod body is ensured, and meanwhile, the structural strength of a connecting part is increased, thereby effectively reducing the vibration transmission of the motor in the working process to a supporting part and solving the related problems in the background art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a suspension device for a driving motor of an electric vehicle, which comprises a motor and a supporting part, wherein a first disk body and a second disk body are respectively arranged at two ends of the motor, first connecting seats are respectively arranged at two end sides of the supporting part, second connecting seats are respectively arranged at two sides of the first connecting seats, the first connecting seats are connected with the first disk body or the second disk body through first screw rods, the second connecting seats are connected with a connecting part through second screw rods, and the other end of the connecting part is connected with the first disk body or the second disk body through another second screw rod.

Furthermore, all open three mounting hole on first disk body and the second disk body, three mounting hole is around the axis evenly distributed of first disk body or second disk body, install first screw rod or second screw rod in the mounting hole.

Further, the supporting part is U-shaped plate structure, the both sides of supporting part all are equipped with the fixed ear of a plurality of, be equipped with two fixed ears on one side of supporting part at least.

Furthermore, a plurality of through grooves penetrate through two side faces of the supporting part.

Further, connecting portion include the body of rod and rubber strip, the screw has all been seted up at the both ends of the body of rod, the second screw rod is installed to the screw fit in, the bar groove has been seted up on a side of the body of rod, the rubber strip is installed to the bar inslot.

Further, connecting portion still include the pin pole, be equipped with the pinhole that runs through the bar groove on the opposite side of the body of rod, the pin pole is installed in the pinhole cooperation.

The utility model has the following beneficial effects:

1. the air flowing through the motor directly passes through the through grooves which are distributed oppositely to flow to the other side, so that the heat dissipation of the motor by the air passing through the surface of the motor is facilitated.

2. According to the utility model, the rubber strip is arranged in the strip-shaped groove of the rod body, so that the deformation of the rod body is ensured, and meanwhile, the structural strength of the connecting part is increased, thereby effectively reducing the vibration transmission to the supporting part during the work of the motor.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the supporting portion of the present invention;

FIG. 4 is a side view of the support part of the present invention;

FIG. 5 is a schematic view of a connecting portion according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a motor; 11. a first tray body; 12. a second tray body; 2. a support portion; 21. a through groove; 22. fixing the ear; 23. a first connecting seat; 24. a second connecting seat; 3. a connecting portion; 31. a rod body; 311. a strip-shaped groove; 32. a rubber strip; 33. a pin rod; 4. a first screw; 5. a second screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "end," "top," "middle," "side," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the present invention.

Referring to fig. 1-5, the present invention is a suspension device for a driving motor of an electric vehicle, including a motor 1 and a support portion 2, a first tray body 11 and a second tray body 12 are respectively installed at two ends of the motor 1, first connection seats 23 are respectively installed at two end sides of the support portion 2, second connection seats 24 are respectively installed at two sides of the first connection seats 23, the first connection seats 23 are connected with the first tray body 11 or the second tray body 12 through first screws 4, the second connection seats 24 are connected with a connection portion 3 through second screws 5, and the other end of the connection portion 3 is connected with the first tray body 11 or the second tray body 12 through another second screw 5.

According to the length of the motor 1, a support part 2 with a proper size is selected to be matched with the motor 1 for installation;

there is the clearance between the medial surface of motor 1 after the installation and supporting part 2, and the vehicle drives the air flow in motor 1 and the supporting part 2 clearance at the in-process of traveling, improves the radiating effect to motor 1.

All open three mounting hole on first disk body 11 and the second disk body 12, three mounting hole is around the axis evenly distributed of first disk body 11 or second disk body 12, installs first screw 4 or second screw 5 in the mounting hole.

Through the three mounting holes that distribute, realize that the different position materials of first disk body 11 and the second disk body 12 that are equipped with structural strength are the same.

Supporting part 2 is U type plate structure, and the both sides of supporting part 2 all are equipped with the fixed ear 22 of a plurality of, are equipped with two fixed ears 22 on a side of supporting part 2 at least.

The supporting part 2 is lapped between two parallel frames through the fixing lugs 22, the supporting part 2 is fixedly arranged on the frames through bolts penetrating through the fixing lugs 22, and the motor is convenient to install.

A plurality of through grooves 21 are formed on both side surfaces of the support part 2.

In the driving process of the vehicle, flowing air directly passes through the through grooves 21 which are distributed oppositely to flow to the other side, so that the flowing path of the air is effectively shortened, and the heat dissipation of the motor 1 by the air passing through the surface of the motor 1 is facilitated.

Connecting portion 3 includes the body of rod 31 and rubber strip 32, and the screw has all been seted up at the both ends of the body of rod 31, and second screw rod 5 is installed to the screw fit-in, has seted up bar groove 311 on the side of the body of rod 31, installs rubber strip 32 in the bar groove 311.

The connecting part 3 further comprises a pin 33, the other side surface of the rod body 31 is provided with a pin hole penetrating through the strip-shaped groove 311, and the pin 33 is installed in the pin hole in a matching manner.

The body of rod 31 that is equipped with is hollow structure owing to the middle part, starts the in-process of atress at motor 3, and the body of rod 31 that is equipped with can take place deformation, and rubber strip 32 absorbs the vibration of 1 transmissions of motor at the in-process of deformation, installs rubber strip 32 in the bar groove 311 of the body of rod 31, when guaranteeing that the body of rod 31 has the deformation volume, increases connecting portion 3's structural strength to effectual vibration transmission to supporting part 2 of reducing motor 3 during operation.

When the support device is used, the support part 2 with a proper size is selected according to the size of the motor 1, the first connecting seat 23 is connected with the first disc body 11 or the second disc body 12 through the first screw rod 4, and the motor 1 can rotate around the first screw rod 4 after being installed;

second connecting seat 24 is connected with first disk body 11 or second disk body 12 through connecting portion 3 once more to realize the fixed of motor 1 position, because install rubber strip 32 in the bar groove 311 of the body of rod 31, when guaranteeing that the body of rod 31 has the deformation volume, increase connecting portion 3's structural strength, thereby effectual vibration transmission to the supporting part 2 that reduces motor 3 during operation.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 utility model. 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 preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. An electric vehicle drive motor suspension device, comprising:

first and second trays (11, 12): are respectively arranged at the two sides of the motor (1);

support (2): the two end sides of the connecting rod are provided with first connecting seats (23), and the two sides of each first connecting seat (23) are provided with second connecting seats (24);

connecting part (3): the connecting part is connected with a second connecting seat (24) through a second screw rod (5), and the other end of the connecting part (3) is connected with the first tray body (11) or the second tray body (12) through another second screw rod (5);

the first connecting seat (23) is connected with the first disc body (11) or the second disc body (12) through a first screw (4).

2. The suspension device for the driving motor of the electric vehicle as claimed in claim 1, wherein the first tray body (11) and the second tray body (12) are provided with three mounting holes, and the three mounting holes are uniformly distributed around the axis of the first tray body (11) or the second tray body (12);

and a first screw (4) or a second screw (5) is arranged in the mounting hole.

3. The suspension device for the driving motor of the electric vehicle as claimed in claim 1, wherein the supporting portion (2) is a U-shaped plate structure, a plurality of fixing lugs (22) are arranged on both sides of the supporting portion (2), and at least two fixing lugs (22) are arranged on one side of the supporting portion (2).

4. The suspension device for the driving motor of the electric vehicle as claimed in claim 3, wherein a plurality of through slots (21) are formed on both side surfaces of the supporting portion (2).

5. The suspension device of the driving motor of the electric vehicle as claimed in claim 1, wherein the connecting part (3) comprises a rod body (31) and a rubber strip (32), both ends of the rod body (31) are provided with screw holes, and a second screw (5) is arranged in the screw holes in a matching manner;

a strip-shaped groove (311) is formed in one side face of the rod body (31), and a rubber strip (32) is installed in the strip-shaped groove (311).

6. The suspension device of the driving motor of the electric vehicle as claimed in claim 5, wherein the connecting part (3) further comprises a pin rod (33), a pin hole penetrating through the strip-shaped groove (311) is formed in the other side surface of the rod body (31), and the pin rod (33) is installed in the pin hole in a matching manner.

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