Driving motor of electric vehicle

Abstract

The utility model discloses a driving motor of an electric vehicle, which comprises a motor shell, a motor group is arranged in the motor shell, the outer surface of the motor shell is fixedly connected with heat dissipation aluminum plates which are annularly arranged, and two groups of heat dissipation aluminum fins are fixedly embedded on the outer surface of each heat dissipation aluminum plate. The outer surface of the motor shell is fixedly connected with annularly-arranged mounting supports, a micro cooling fan is fixedly embedded in the inner top wall of each mounting support, the left end of the motor shell is connected with a rear sealing cover in a clamped mode, and a cooling net is fixedly embedded in the left side face of the rear sealing cover. According to the device, through the arrangement of the motor shell, the heat dissipation aluminum plate, the heat dissipation aluminum fins, the heat dissipation net, the mounting bracket and the micro heat dissipation fan, heat in the motor shell can be absorbed and conducted by utilizing the heat dissipation aluminum plate and the heat dissipation aluminum fins, and the fan blows air to dissipate heat, so that heat is effectively and rapidly dissipated, rapid heat dissipation of the motor shell is facilitated, and the service life of the motor is prolonged. And safe and stable use of the electric vehicle driving motor is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field especially a drive motor of electric vehicle. BACKGROUND

[0002] At present, new energy automobile motor products on the market at home and abroad are generally provided by suppliers of traditional motor enterprises, automobile electronic enterprises or battery enterprises, through the centralized research and development and application of motor systems for electric vehicles in recent years, China has independently developed drive motor system products meeting the needs of various new energy vehicles, obtained a large number of intellectual property rights of motor systems, formed the batch production capacity of vehicle drive motor systems with core competitiveness, in new energy electric vehicles, the drive motor is the main power mechanical equipment.

[0003] The current electric vehicle drive motor still has certain deficiencies in use, the drive motor often generates high temperature phenomenon in the long time running process, and the heat dissipation effect of the motor itself is poor, which is easy to cause damage to the motor and affect the service life of the motor, therefore, we provide a drive motor of electric vehicle to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a drive motor of electric vehicle to solve the problems in the above background.

[0005] In order to achieve the above object, the utility model provides the following technical scheme:

[0006] A drive motor of electric vehicle, including motor shell, the inside of motor shell is equipped with motor set, the outer surface of motor shell is fixedly connected with annular arrangement's heat dissipation aluminum plate, the outer surface of each heat dissipation aluminum plate is fixedly embedded with two groups of heat dissipation aluminum fin, the outer surface of motor shell is fixedly connected with annular arrangement's mounting bracket, the inner top wall of each mounting bracket is fixedly embedded with micro heat dissipation fan, the left end of motor shell is clamped with rear cover, the left side surface of rear cover is fixedly embedded with heat dissipation net.

[0007] In further embodiments, the outer surface of each mounting bracket is fixedly connected with a dust screen, and the dust screen is located directly above the micro heat dissipation fan.

[0008] In further embodiments, the outer surface of the rear cover is fixedly embedded with annular arrangement's fastening screw seat, and the inner wall of each fastening screw seat is threadedly connected with a fastening screw.

[0009] In further embodiments, the outer surface of the rear cover is provided with annular arrangement's heat dissipation hole.

[0010] In further embodiments, the outer surface of the motor shell is fixedly connected with annularly arranged mounting plates, the left side surface of each mounting plate is provided with a mounting hole, and the right side surface of each mounting plate is fixedly connected with a damping washer.

[0011] In further embodiments, the right side surface of the motor shell is fixedly connected with a model mark, and the model mark is located at the middle upper portion of the motor shell.

[0012] Compared with the prior art, the electric motor of the utility model has the advantages that:

[0013] The motor shell, the heat dissipation aluminum plate, the heat dissipation aluminum fin, the heat dissipation net, the mounting bracket and the miniature heat dissipation fan are arranged, heat in the motor shell can be absorbed and conducted by the heat dissipation aluminum plate and the heat dissipation aluminum fin, and the heat can be dissipated by the fan, so that the heat can be quickly dissipated, the motor shell can be quickly cooled, and the driving motor of the electric vehicle can be safely and stably used. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole three-dimensional structure schematic view of the driving motor of the electric vehicle.

[0015] Figure 2 It is a top view of the motor shell in the driving motor of the electric vehicle.

[0016] Figure 3 It is a side view of the motor shell in the driving motor of the electric vehicle.

[0017] Figure 4 It is an internal exploded structure schematic view of the motor shell in the driving motor of the electric vehicle.

[0018] In the drawing: 1, motor shell; 2, dust screen; 3, mounting bracket; 4, damping washer; 5, mounting plate; 6, rear cover; 7, heat dissipation aluminum fin; 8, heat dissipation aluminum plate; 9, fastening screw; 10, heat dissipation net; 11, mounting hole; 12, model mark; 13, electric motor set; 14, miniature heat dissipation fan; 15, heat dissipation hole; 16, fastening screw seat. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0020] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely in the following with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled persons in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 In the utility model, a driving motor of electric vehicle, including motor shell 1, the inside of motor shell 1 is equipped with motor set 13, the outer surface of motor shell 1 is fixedly connected with annular arrangement's heat dissipation aluminum plate 8, the outer surface of every heat dissipation aluminum plate 8 is fixedly embedded with two groups of heat dissipation aluminum fin 7, through heat dissipation aluminum plate 8 and heat dissipation aluminum fin 7, the heat inside motor shell 1 can be heat absorbed and conducted, the heat dissipation of this electric vehicle driving motor is convenient, the outer surface of motor shell 1 is fixedly connected with annular arrangement's mounting bracket 3, the inner top wall of every mounting bracket 3 is fixedly embedded with micro heat dissipation fan 14, through the operation of micro heat dissipation fan 14, motor shell 1 can be blown and heat dissipated, the cooling operation of motor shell 1 is convenient, the left end of motor shell 1 is clamped with rear cover 6, and the left side of rear cover 6 is fixedly embedded with heat dissipation net 10.

[0023] The outer surface of each mounting bracket 3 is fixedly connected with a dust screen 2, which is located directly above the miniature cooling fan 14, and can prevent dust from invading and polluting the motor housing 1; the outer surface of the rear cover 6 is fixedly embedded with annularly arranged fastening screw seats 16; the inner wall of each fastening screw seat 16 is threadedly connected with a fastening screw 9, which can screw and install the rear cover 6; and the outer surface of the rear cover 6 is provided with annularly arranged heat dissipation holes 15, which can facilitate the heat dissipation of the motor housing 1.

[0024] The outer surface of the motor housing 1 is fixedly connected with annularly arranged mounting plates 5; the left side surface of each mounting plate 5 is provided with a mounting hole 11; and the right side surface of each mounting plate 5 is fixedly connected with a damping washer 4, which can install and fix the motor housing 1, and facilitate the stable use of the electric vehicle driving motor; and the right side surface of the motor housing 1 is fixedly connected with a model mark 12, which is located at the upper middle part of the motor housing 1, and can describe the motor model, thereby facilitating the installation and use of installers.

[0025] The working principle of the utility model is:

[0026] In use, first, the driving motor is installed and fixed through the mounting plate 5, the mounting hole 11 and the damping washer 4; when the driving motor generates high temperature in use, the heat inside the motor housing 1 is absorbed and conducted by the heat dissipation aluminum plate 8 and the heat dissipation aluminum fin 7, and the miniature cooling fan 14 works to blow and cool, so that the heat is quickly dissipated, the motor housing 1 is quickly cooled, and the safe and stable use of the electric vehicle driving motor is realized.

[0027] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A drive motor for an electric vehicle, characterized by: The utility model relates to a motor cooling device, including motor shell (1), the inside of motor shell (1) is equipped with motor set (13), the outer surface of motor shell (1) is connected with annular arrangement's heat dissipation aluminum sheet (8) fixedly, the outer surface of every heat dissipation aluminum sheet (8) is fixedly inlaid with two groups of heat dissipation aluminum fin (7), the outer surface of motor shell (1) is connected with annular arrangement's mounting bracket (3) fixedly, every mounting bracket (3)'s inner top wall is fixedly inlaid with micro -cooling fan (14), the left end of motor shell (1) is connected with rear cover (6) with clamping, the left side of rear cover (6) is fixedly inlaid with heat dissipation net (10).

2. The drive motor of claim 1, wherein: Every mounting bracket (3)'s outer surface is connected with dust screen (2) fixedly, and the dust screen (2) is located directly above micro -cooling fan (14).

3. The drive motor of claim 1, wherein: The outer surface of rear cover (6) is fixedly inlaid with annular arrangement's fastening screw seat (16), and the inner wall of every fastening screw seat (16) is threadedly connected with fastening screw (9).

4. The drive motor of claim 1, wherein: The outer surface of rear cover (6) is provided with annular arrangement's heat dissipation hole (15).

5. The drive motor of claim 1, wherein: The outer surface of motor shell (1) is connected with annular arrangement's mounting plate (5) fixedly, the left side of every mounting plate (5) is provided with mounting hole (11), and the right side of every mounting plate (5) is connected with damping washer (4) fixedly.

6. The drive motor of claim 1, wherein: The right side of motor shell (1) is connected with model mark (12) fixedly, and the model mark (12) is located in the upper middle part of motor shell (1).

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