CN219372107U - Axial flux motor with cooling structure - Google Patents

Abstract

The utility model discloses an axial flux motor with a cooling structure, which belongs to the technical field of motor cooling and comprises: the motor body, the motor body includes end cover, installation shell, cooling shell, casing and heat dissipation shell, the end cover is established to on the casing outer wall, installation shell fixed connection is between end cover and cooling shell, heat dissipation shell fixed connection is on cooling shell one side outer wall. From this, this axial magnetic flux motor carries out the cooling water circulation through setting up cooling coil and heat dissipation coil and cooperation water pump, realizes taking away the inside heat of motor through cooling coil, realizes cooling through the mode that heat dissipation coil radiated away, and the fixed heat dissipation wing that cup joints on the cooperation cooling shell outer wall can radiate away heat fast, is provided with the fan simultaneously and carries out inside and outside gas exchange, realizes further cooling effect, has the practicality.

Description

An Axial Flux Motor with Cooling Structure

technical field

The utility model relates to an axial magnetic flux motor, in particular to an axial magnetic flux motor with a cooling structure, which belongs to the technical field of motor cooling.

Background technique

The axial flux permanent magnet motor has attracted extensive attention and research from scholars at home and abroad because of its flat and compact structure and high power (torque) density. As a promising high power (torque) density motor topology, the axial Flux motors have good application prospects in aerospace, ship propulsion, electric vehicles and other fields with limited weight and space.

The patent with the existing publication number CN207782631U discloses an axial flux motor. The stator includes a stator body and a stator core arranged on the stator body. A stator winding is arranged on the stator core. The stator winding consists of a plurality of The stator teeth are connected in a ring; there are multiple sets of permanent magnet gathering structures distributed on the stator winding. The permanent magnet gathering structure is a permanent magnet array magnet group, and the permanent magnet array magnet group forms a permanent magnet array on the stator winding. , so that the surface of the stator winding forms a shielding magnetic field when it rotates, prompting the magnetic field lines in the entire magnetic circuit to close along the stator teeth, reducing the magnetic flux leakage existing in the teeth, improving the utilization rate of the magnet steel, and increasing the air gap flux density, which can Improve the electrical performance parameters such as motor torque density and efficiency, so that the motor has higher power density and efficiency.

The applicant found that although the axial flux motor mentioned in the above technical solution has higher power density and efficiency, it lacks a detailed description of how to cool the motor, and the current motor tends to generate high heat when it is used for a long time. Affect the life of the motor, so we propose an axial flux motor with a cooling structure for improvement.

Utility model content

The technical problem to be solved by the utility model is to provide an axial flux motor with a cooling structure, the axial flux motor can realize the function of efficient cooling and heat dissipation, and solve the problem that the flux motor in the prior art generates heat after being used for a long time serious problem.

In order to solve the above problems, the following technical solutions are provided:

Design an axial flux motor with a cooling structure, including a motor body, the motor body includes an end cover, a mounting shell, a cooling shell, a casing and a heat dissipation shell, the end cover is sleeved on the outer wall of the casing, and the The installation shell is fixedly connected between the end cover and the cooling shell, and the heat dissipation shell is fixedly connected to the outer wall of one side of the cooling shell.

Further, a permanent magnet and a stator system are respectively fixedly sleeved in the installation housing, a cooling coil is fixedly sleeved on the outer wall of the stator system, a crankshaft is sleeved in the stator system, and the inner end of the installation housing is set There is a water pump, and one end of the cooling coil is communicated with the water pump.

Further, a heat dissipation coil is fixedly sleeved on the inner wall of the cooling shell, one end of the heat dissipation coil is connected to the water pump, the other end of the heat dissipation coil is connected to the cooling coil, and the outer wall of the cooling shell is fixedly sleeved. With cooling fins.

Further, the crankshaft is arranged through the end cover, the installation shell, the cooling shell, the machine shell and the heat dissipation shell respectively.

Further, a filter screen is fixedly sleeved on one side of the heat dissipation shell, a shaft cover is fixedly sleeved in the middle of the filter screen, and one end of the crankshaft is rotatably connected in the shaft cover.

Further, a fan is fixedly sleeved on the outer wall of the crankshaft close to the inner shaft body of the heat dissipation shell.

Further, the cooling coils are arranged in an S shape, and the cooling coils are arranged in a spiral distribution.

Compared with the prior art, the utility model has the beneficial effect that: the device is connected with the cooling coil on the outer wall of the stator system and connected end to end with the cooling coil through the water pump, and the cooling water circulation is driven by the water pump to cool down, And cooling fins are arranged on the outer end of the cooling shell to improve the heat dissipation effect of the heat dissipation coil and further enhance the cooling effect.

Compared with the prior art, the utility model has the beneficial effects that: the device also sets a heat dissipation shell and a fan is sleeved on the shaft at the inner end of the heat dissipation shell, so that the fan can be driven to rotate when the motor is started, so as to supply air and cool down. Effect, further improving the heat dissipation capacity of the flux motor.

With reference to the following description and accompanying drawings, specific embodiments of the present utility model are disclosed in detail, indicating how the principle of the present utility model can be adopted. It should be understood that the embodiments of the present invention are not limited thereby in scope. Embodiments of the invention encompass many changes, modifications and equivalents within the spirit and scope of the appended claims.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a schematic diagram of the main structure of a preferred embodiment of an axial flux motor with a cooling structure according to the present invention;

Fig. 2 is a schematic diagram of disassembly of the internal structure of the motor body according to a preferred embodiment of an axial flux motor with a cooling structure according to the present invention;

Fig. 3 is a schematic diagram of the assembly of the internal structure of the motor body of a preferred embodiment of an axial flux motor with a cooling structure according to the present invention;

Fig. 4 is a side view of a preferred embodiment of an axial flux motor with a cooling structure according to the present invention.

In the figure: 1. Motor body; 11. End cover; 12. Installation shell; 121. Permanent magnet; 122. Stator system; 123. Cooling coil; 124. Shaft; 125. Water pump; 126. Fan; 13. Cooling Shell; 131, cooling coil; 132, cooling fins; 14, casing;

15, cooling shell; 151, filter screen; 152, shaft cover.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

As shown in Figures 1 to 4, an axial flux motor with a cooling structure provided in this embodiment includes a motor body 1, and the motor body 1 includes an end cover 11, an installation shell 12, a cooling shell 13, and a casing 14 The heat dissipation shell 15 and the end cover 11 are sleeved on the outer wall of the casing 14, the installation shell 12 is fixedly connected between the end cover 11 and the cooling shell 13, and the heat dissipation shell 15 is fixedly connected on the outer wall of the cooling shell 13 side.

Preferably, a permanent magnet 121 and a stator system 122 are respectively fixedly sleeved in the installation housing 12, a cooling coil 123 is fixedly sleeved on the outer wall of the stator system 122, a machine shaft 124 is sleeved in the stator system 122, and the inner end of the installation housing 12 A water pump 125 is provided, and one end of the cooling coil 123 is communicated with the water pump 125. The water pump 125 is used to drive the cooling water to circulate and exchange between the cooling coil 123 and the heat dissipation coil 131. The coiled pipe 131 radiates heat to achieve a cooling effect.

Preferably, the inner wall of the cooling shell 13 is fixedly sleeved with a heat dissipation coil 131, one end of the heat dissipation coil 131 is connected to the water pump 125, the other end of the heat dissipation coil 131 is connected to the cooling coil 123, and the outer wall of the cooling shell 13 is fixed. Heat dissipation fins 132 are provided, through which heat can be radiated out quickly for the purpose of cooling.

Preferably, the crankshaft 124 is arranged through the end cover 11 , the installation shell 12 , the cooling shell 13 , the casing 14 and the heat dissipation shell 15 respectively, and the cooling shell 13 itself is made of heat-conducting material.

Preferably, a filter screen 151 is fixedly sleeved on one side of the cooling case 15 , a shaft cover 152 is fixedly sleeved in the middle of the filter screen 151 , and one end of the crankshaft 124 is rotatably connected in the shaft cover 152 .

Preferably, a fan 126 is fixedly sleeved on the outer wall of the crankshaft 124 close to the inner shaft body of the heat dissipation shell 15, and the fan 126 rotates to realize the exchange of internal and external airflow.

Preferably, the cooling coils 123 are arranged in an S shape, and the cooling coils 131 are arranged in a spiral distribution, so as to increase the contact area of the coils and improve the heat dissipation effect.

The use principle and use process of the utility model:

When the motor body 1 is started, the shaft 124 will drive the fan 126 to rotate at the same time to realize the exchange of internal and external airflow and take away part of the heat. After working for a period of time, the water pump 125 starts, and the cooling water pump 125 in the cooling coil 123 enters the cooling coil 131 Circulation is formed inside, and then the heat dissipation coil 131 radiates heat through the cooling shell 13, and the heat is dissipated rapidly through the heat dissipation fins 132, so as to achieve the purpose of rapidly cooling the heat dissipation coil 131 and further improve the heat dissipation speed of the motor body 1.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "another end" The orientation or positional relationship indicated by ", etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, so as to Specific orientation configurations and operations, therefore, should not be construed as limitations on the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise specified and limited, the terms "installed", "set with", "connected", etc. should be understood in a broad sense, such as "connected", which can be a fixed The connection can also be a detachable connection or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

The present utility model has been described above in conjunction with specific embodiments, but those skilled in the art should be clear that these descriptions are exemplary and not limiting the protection scope of the present utility model. Those skilled in the art can make various variations and modifications to the utility model according to the spirit and principle of the utility model, and these variations and modifications are also within the scope of the utility model.

Claims (7)

1. The utility model provides an axial magnetic flux motor with cooling structure, its characterized in that, includes motor body (1), motor body (1) include end cover (11), installation shell (12), cooling shell (13), casing (14) and heat dissipation shell (15), on end cover (11) cover established to casing (14) outer wall, installation shell (12) fixed connection is between end cover (11) and cooling shell (13), heat dissipation shell (15) fixed connection is on cooling shell (13) one side outer wall.

2. The axial flux motor with the cooling structure according to claim 1, wherein the permanent magnet (121) and the stator system (122) are fixedly sleeved on the installation shell (12) respectively, the cooling coil (123) is fixedly sleeved on the outer wall of the stator system (122), the crankshaft (124) is sleeved in the stator system (122), the water pump (125) is arranged at the inner end of the installation shell (12), and one end of the cooling coil (123) is communicated with the water pump (125).

3. The axial flux motor with the cooling structure according to claim 1, wherein a heat dissipation coil (131) is fixedly sleeved on the inner wall of the cooling shell (13), one end of the heat dissipation coil (131) is communicated with the water pump (125), the other end of the heat dissipation coil (131) is communicated with the cooling coil (123), and heat dissipation fins (132) are fixedly sleeved on the outer wall of the cooling shell (13).

4. An axial flux machine with cooling arrangement according to claim 2, characterized in that the machine shaft (124) is arranged through the end cap (11), the mounting housing (12), the cooling housing (13), the machine shell (14) and the heat dissipating shell (15), respectively.

5. An axial flux motor with a cooling structure according to claim 2, wherein a filter screen (151) is fixedly sleeved on one side of the heat dissipation shell (15), a shaft cover (152) is fixedly sleeved on the middle part of the filter screen (151), and one end of the crankshaft (124) is rotatably connected in the shaft cover (152).

6. An axial flux machine with cooling structure according to claim 2, characterized in that the shaft (124) is fixedly sleeved with a fan (126) close to the outer wall of the inner shaft of the heat dissipation shell (15).

7. An axial flux machine with cooling arrangement according to claim 3, characterized in that the cooling coils (123) are arranged in an S-shaped arrangement and the heat dissipating coils (131) are arranged in a spiral distribution.