CN219893132U

CN219893132U - Motor coil for electric motorcycle

Info

Publication number: CN219893132U
Application number: CN202320990855.8U
Authority: CN
Inventors: 张庆亮
Original assignee: Wuxi Flash Technology Co ltd
Current assignee: Wuxi Flash Technology Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-24
Anticipated expiration: 2033-04-27

Abstract

The utility model provides a motor coil for an electric motorcycle, which comprises a coil framework and a coil main body wound on the coil framework, wherein a plurality of groups of heat conducting fins are fixedly arranged on at least one surface of the coil framework, radiating fins are fixedly arranged on the heat conducting fins, and the heat conducting fins are obliquely and fixedly arranged on the side surface of a coil fixing frame.

Description

Motor coil for electric motorcycle

Technical Field

The utility model relates to the technical field of motor coils, in particular to a motor coil for an electric motorcycle.

Background

The electric motorcycle is an electric vehicle, the driving structure of the core is a motor, and the motor is used for driving the electric motorcycle to run;

the motor coil is a basic element of a motor winding, and is also formed by winding an insulated wire (a wire with a circular or rectangular section) according to a certain shape. The coil can be one turn or can be wound by hundreds or thousands of turns;

to further understand the motor coils in the prior art, the publication number is, by search: the Chinese patent of CN105337431A discloses a novel motor coil rotor, and it relates to electrical apparatus parts technical field, and it contains pivot (1), connector lug (2) and wrapping post (3), and wrapping post (3) have been cup jointed to peripheral one side of pivot (1), and the peripheral opposite side of pivot (1) is provided with connector lug (2), and connector lug (2) are connected as an organic wholely with wrapping post (3).

Through exploring and analyzing, the patent has the following defects in actual use:

the coil rotor in the patent does not have a heat dissipation function, so that after the motor rotates at a high speed for a long time, a large amount of heat can be generated by the coil, and heat is dissipated only by the coil itself, so that the heat is difficult to dissipate quickly.

Disclosure of Invention

The motor coil for the electric motorcycle is provided for solving the technical problems that a coil rotor in the prior art does not have a heat dissipation function, so that after a motor rotates at a high speed for a long time, a coil can generate a large amount of heat, and heat is dissipated only by means of the coil itself, and the heat is difficult to dissipate rapidly. The technical scheme adopted by the utility model is as follows: the motor coil for the electric motorcycle comprises a coil framework and a coil main body wound on the coil framework, wherein a plurality of groups of heat conducting fins are fixedly arranged on at least one surface of the coil framework, heat radiating fins are fixedly arranged on the heat conducting fins, and the heat conducting fins are obliquely and fixedly arranged on the side surface of a coil fixing frame.

Further, the bottom of the heat conducting fin is provided with a heat dissipation groove.

Further, the inner wall of the heat dissipation groove is fixedly provided with a plurality of groups of heat conduction columns, and one end of each heat conduction column extends into the coil framework.

Further, a plurality of groups of heat dissipation openings are arranged outside the heat dissipation fins.

Further, a plurality of groups of heat conducting components are fixedly arranged between the heat conducting sheets and the coil framework.

Further, a plurality of groups of heat dissipation holes are formed in the coil framework.

Further, a shaft hole is formed in the center of the coil fixing frame, and a key slot is formed in the shaft hole.

The beneficial effects of the utility model are as follows: compared with the prior art, the heat conducting fin and the heat radiating fin can play a role of a fan blade, and when the heat conducting fin and the heat radiating fin rotate, air flow is accelerated to radiate heat, and the heat conducting fin and the heat radiating fin are arranged to absorb and radiate heat on the coil framework, so that the stable performance of the coil framework is ensured.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged schematic view of the area A in FIG. 1;

fig. 3 is a schematic structural view of the heat conductive sheet of the present utility model;

fig. 4 is a schematic structural view of a heat conductive column according to the present utility model.

Marked in the figure as: 1. a coil bobbin; 2. a coil main body; 3. a heat conductive sheet; 4. a heat sink; 5. a heat conductive member; 6. a heat sink; 7. a heat radiation port; 8. and a heat conduction column.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model will be further described with reference to fig. 1-4.

In order to solve the problems in the background technology, the utility model provides the following technical scheme: the motor coil for the electric motorcycle comprises a coil framework 1 and a coil main body 2 wound on the coil framework 1, wherein a plurality of groups of heat dissipation holes are formed in the coil framework 1 for heat dissipation, a shaft hole is formed in the center of a coil fixing frame, and a key slot is formed in the shaft hole for inserting a driving shaft of the motor.

A further design of the solution is as follows,

at least one surface of the coil skeleton 1 is fixedly provided with a plurality of groups of heat conducting fins 3, in the utility model, the two side surfaces of the coil skeleton 1 are fixedly provided with the heat conducting fins 3, each side is provided with five heat conducting fins 3, the heat conducting fins 3 are fixedly provided with radiating fins 6, and the heat conducting fins 3 and the radiating fins 6 are used for absorbing and radiating heat on the coil skeleton 1, so the heat conducting fins 3 and the radiating fins 6 can be made of aluminum and copper materials.

In order to promote air to accelerate heat dissipation when the coil framework 1 rotates, the heat conducting fin 3 is obliquely and fixedly arranged on the side face of the coil fixing frame, and the heat conducting fin 3 and the heat radiating fin 6 can play the role of fan blades when the coil framework 1 rotates, so that the heat conducting fin accelerates air flow to dissipate heat.

In order to increase the radiating effect, so be equipped with radiating groove 4 in the bottom of conducting strip 3, the while still is fixed at radiating groove 4's inner wall and is equipped with multiunit heat conduction post 8, the one end of heat conduction post 8 extends to in the coil skeleton 1 for the heat of absorption coil mount is accelerated, and is equipped with multiunit thermovent 7 in the outside of fin 6, increase the radiating effect, simultaneously, in order to further increase heat conduction efficiency, so fixed multiunit heat conduction piece 5 that is equipped with between conducting strip 3 and the coil skeleton 1, the connection between conducting strip 3 and the coil skeleton 1 can be consolidated to heat conduction piece 5 on the one hand, on the other hand, can be with the quick heat conduction of heat to conducting strip 3.

Specific reference is made to the following operations

In the utility model, when the driving shaft of the motor drives the coil framework 1 to rotate, the heat conducting fin 3 and the heat radiating fin 6 can play the role of fan blades, and when the heat conducting fin rotates, the air flow is accelerated to radiate, so that the heat on the heat conducting fin 3, the heat radiating fin 6 and the coil framework 1 is assisted to be blown away, and then the heat is radiated;

and through the setting of conducting strip 3 and fin 6, can be used for carrying out absorption heat dissipation to the heat on the coil skeleton 1, through the effect of heat dissipation groove 4 and heat conduction post 8, can be further with the heat absorption on the coil skeleton 1, and through the setting of thermovent 7, can be with heat transfer to the external world.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be obvious to those skilled in the art that the scope of the present utility model is defined by the appended claims and equivalents thereof.

Claims

1. The motor coil for the electric motorcycle comprises a coil framework (1) and a coil main body (2) wound on the coil framework (1), and is characterized in that a plurality of groups of heat conducting fins (3) are fixedly arranged on at least one surface of the coil framework (1), heat radiating fins (6) are fixedly arranged on the heat conducting fins (3), and the heat conducting fins (3) are obliquely and fixedly arranged on the side face of the coil fixing frame.

2. Motor coil for electric motorcycle according to claim 1, characterized in that the bottom end of the heat conducting fin (3) is provided with a heat sink (4).

3. The motor coil for the electric motorcycle according to claim 2, wherein a plurality of groups of heat conducting columns (8) are fixedly arranged on the inner wall of the heat radiating groove (4), and one end of each heat conducting column (8) extends into the coil skeleton (1).

4. A motor coil for an electric motorcycle according to claim 3, characterized in that the exterior of the cooling fin (6) is provided with a plurality of groups of cooling ports (7).

5. The motor coil for the electric motorcycle according to claim 4, wherein a plurality of groups of heat conducting members (5) are fixedly arranged between the heat conducting sheet (3) and the coil bobbin (1).

6. Motor coil for electric motor car according to claim 5, characterized in that the coil former (1) is provided with a plurality of groups of heat dissipation holes in it.

7. The motor coil for an electric motorcycle according to claim 6, wherein a shaft hole is provided at the center of the coil holder, and a key groove is provided in the shaft hole.