CN218868046U

CN218868046U - High-performance motor

Info

Publication number: CN218868046U
Application number: CN202222815966.3U
Authority: CN
Inventors: 陈坚峰
Original assignee: Shaoxing Zhongte Motor Co ltd
Current assignee: Shaoxing Zhongte Motor Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-14
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to the technical field of electric motor, specifically be a high performance motor, include: the motor comprises a motor body, wherein the rear end of the motor body is fixedly provided with an installation end cover, and the middle part of the installation end cover is movably provided with a connecting shaft fixedly connected with a main shaft of the motor body in a penetrating way; the edge of the driving gear is engaged with and driven by a speed change gear, and the diameter of the speed change gear is smaller than that of the driving gear; one end of the driving shaft is fixedly connected with the speed change gear, and the other end of the driving shaft is fixedly provided with a cooling fan; the beneficial effects are that: the inner chamber middle part through at the installation end cover rotates and is provided with drive gear, drive gear's edge engagement is provided with change gear, change gear passes through the drive shaft and is connected with radiator fan, motor body low-speed during operation, drive gear through with change gear between the variable speed transmission drive radiator fan can keep the fast rotation to accelerate air flow rate, improve the forced air cooling radiating effect to motor body.

Description

High-performance motor

Technical Field

The utility model relates to the technical field of electric machines, specifically a high performance motor.

Background

The motor comprises a stator magnetic pole, a rotor (armature), a commutator (commonly called as a commutator), an electric brush, a shell, a bearing and the like.

In the prior art, the motor is not timely cooled, a cooling fan blade is usually arranged at the rear end of a main shaft of the motor, and the fan blade rotates along with the rotation of the main shaft of the motor to drive air to flow so as to achieve an air cooling effect.

However, at present, the heat dissipation fan blade can achieve a good air cooling effect only when the motor is required to rotate only at a low speed in a working environment of the motor, and the heat dissipation fan is difficult to drive air to flow rapidly due to a low rotating speed, so that the good air cooling effect is difficult to provide for the motor. Therefore, the utility model provides a high performance motor is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high performance motor to when solving the motor low-speed rotation that provides in the above-mentioned background art, the flabellum is to the relatively poor problem of forced air cooling effect of motor.

In order to achieve the above object, the utility model provides a following technical scheme: a high performance electric machine comprising:

the motor comprises a motor body, wherein a mounting end cover is fixedly mounted at the rear end of the motor body, the mounting end cover is of a hollow structure, and a connecting shaft fixedly connected with a main shaft of the motor body is movably arranged in the middle of the mounting end cover in a penetrating manner;

the driving gear is positioned in the middle of the inner cavity of the mounting end cover and is fixedly sleeved with the connecting shaft, the edge of the driving gear is meshed with and drives a speed change gear, and the diameter of the speed change gear is smaller than that of the driving gear;

the driving shaft penetrates through the mounting end cover in a movable mode, one end of the driving shaft is fixedly connected with the speed change gear, and the other end of the driving shaft is fixedly provided with a cooling fan.

Preferably, the number of the speed changing gears and the number of the driving shafts are multiple, and the multiple speed changing gears and the multiple driving shafts are distributed on the outer side of the connecting shaft in an annular array.

Preferably, a plurality of ventilation slots distributed in an annular array are formed in the side face of the mounting end cover, and the ventilation slots are communicated with the inside of the motor body.

Preferably, the side surface of the mounting end cover is fixedly connected with a plurality of shaft sleeves distributed in an annular array, and the driving shaft is movably connected with the shaft sleeves in a penetrating manner through a bearing.

Preferably, a connecting flange is fixedly arranged on the outer side of the opening end face of the mounting end cover, a plurality of adjusting slotted holes distributed in an annular array are formed in the side face of the connecting flange, and the adjusting slotted holes are long-strip-shaped.

Preferably, the outside cover of installation end cover is equipped with the protective housing, a terminal surface fixedly connected with mounting flange that the protective housing is close to the installation end cover, mounting flange pass through the bolt and press in flange's side and with motor body fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an inner chamber middle part at the installation end cover is rotated and is provided with drive gear, drive gear's edge meshing is provided with change gear, change gear's diameter is less than drive gear's diameter, change gear passes through the drive shaft and is connected with radiator fan, motor body low-speed during operation, drive gear drive through with change gear between the variable speed transmission drive radiator fan can keep the fast rotation to accelerate air flow rate, improve the forced air cooling radiating effect to motor body.

Drawings

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

FIG. 2 is an exploded view of the overall structure of the present invention;

fig. 3 is an explosion diagram of the installation end cover structure of the present invention.

In the figure: 1. a motor body; 2. installing an end cover; 3. a connecting shaft; 4. a drive gear; 5. a speed change gear; 6. a drive shaft; 7. a heat-dissipating fan; 8. a ventilation slot; 9. a shaft sleeve; 10. a connecting flange; 11. adjusting the slotted hole; 12. a protective housing; 13. and (7) mounting a flange.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 3, the present invention provides a technical solution:

example one

A high performance electric machine comprising: motor body 1, drive gear 4 and drive shaft 6.

Specifically, an installation end cover 2 is fixedly installed at the rear end of a motor body 1, the installation end cover 2 is of a hollow structure, a connecting shaft 3 fixedly connected with a main shaft of the motor body 1 movably penetrates through the middle of the installation end cover 2, and the main shaft drives the connecting shaft 3 to synchronously rotate when the motor body 1 works;

secondly, the driving gear 4 is positioned in the middle of the inner cavity of the mounting end cover 2 and is fixedly sleeved with the connecting shaft 3, the edge of the driving gear 4 is meshed with and drives the speed change gear 5, the connecting shaft 3 rotates to drive the driving gear 4 to rotate, and the diameter of the speed change gear 5 is smaller than that of the driving gear 4, so that the driving gear 4 can drive the speed change gear 5 to rotate in a variable speed manner when rotating, and the rotating speed of the speed change gear 5 is greater than that of the driving gear 4;

further, drive shaft 6 runs through the setting with the activity of installation end cover 2, the one end and the 5 fixed connection of change gear of drive shaft 6, the fixed radiator fan 7 that is provided with of the other end of drive shaft 6, change gear 5 rotates the connecting band through drive shaft 6 and moves radiator fan 7 and rotate, thereby it flows and carries out the forced air cooling heat dissipation to motor body 1 to drive the air, because variable speed meshing transmission between drive gear 4 and the change gear 5, consequently motor body 1 is under the operational environment that requires low-speed pivoted, radiator fan 7 can keep very fast slew velocity, thereby ensure to drive the air and flow fast, in order to carry out good forced air cooling heat dissipation to motor body 1.

Example two

On the basis of the first embodiment, in order to further improve the air cooling effect on the motor body 1, the speed changing gears 5 and the driving shafts 6 are provided in a plurality, and the speed changing gears 5 and the driving shafts 6 are distributed in an annular array manner outside the connecting shaft 3, as shown in fig. 2 and 3, the air cooling effect of a single cooling fan 7 is limited due to the fact that the size of the cooling fan 7 is limited by the installation position, and the air cooling effect on the motor body 1 can be further improved by arranging the cooling fans 7.

EXAMPLE III

On the basis of the second embodiment, in order to dissipate heat inside the motor body 1, the motor further has a plurality of ventilation slots 8 distributed in an annular array on the side surface of the mounting end cover 2, and the ventilation slots 8 are communicated with the inside of the motor body 1 to ensure that the cooling fan 7 drives air to flow and can enter the inside of the motor body 1.

Example four

On the basis of the third embodiment, in order to avoid the separation of the speed change gear 5 and the driving gear 4, the present application further has a plurality of shaft sleeves 9 which are distributed in an annular array and fixedly connected to the side surface of the mounting end cover 2, the driving shaft 6 is movably connected with the shaft sleeves 9 through bearings, the shaft sleeves 9 are used for limiting the position of the driving shaft 6, the separation of the speed change gear 5 and the driving gear 4 caused by the inclination of the driving shaft 6 is avoided, and the driving shaft 6 is ensured to be only capable of rotating and not to move along the axial direction of the driving shaft.

EXAMPLE five

On the basis of the fourth embodiment, in order to protect the installation end cover 2 and other structures installed on the installation end cover 2, the application further has the connecting flange 10 fixedly arranged on the outer side of the opening end face of the installation end cover 2, the side face of the connecting flange 10 is provided with a plurality of adjusting slotted holes 11 distributed in an annular array, the adjusting slotted holes 11 are in a strip shape, the outer side of the installation end cover 2 is sleeved with the protective cover case 12, the protective cover case 12 is close to one end face fixedly connected with installation flange 13 of the installation end cover 2, the installation flange 13 is pressed on the side face of the connecting flange 10 through bolts and is fixedly connected with the motor body 1, the protective cover case 12 is used for protecting the installation end cover 2 and the cooling fan 7 installed on the installation end cover 2, and the side face of the protective cover case 12 is provided with small holes to ensure that outside air can be sucked.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high performance electric machine characterized by: the method comprises the following steps:

the motor comprises a motor body (1), wherein a mounting end cover (2) is fixedly mounted at the rear end of the motor body (1), the mounting end cover (2) is of a hollow structure, and a connecting shaft (3) fixedly connected with a main shaft of the motor body (1) is movably arranged in the middle of the mounting end cover (2) in a penetrating manner;

the driving gear (4) is located in the middle of an inner cavity of the mounting end cover (2) and fixedly sleeved with the connecting shaft (3), a speed change gear (5) is meshed and transmitted to the edge of the driving gear (4), and the diameter of the speed change gear (5) is smaller than that of the driving gear (4); and

drive shaft (6), drive shaft (6) run through the setting with installation end cover (2) activity, the one end and change gear (5) fixed connection of drive shaft (6), the other end of drive shaft (6) is fixed and is provided with radiator fan (7).

2. A high performance electric machine as claimed in claim 1, wherein: the transmission gears (5) and the driving shafts (6) are arranged in a plurality of numbers, and the transmission gears (5) and the driving shafts (6) are distributed on the outer side of the connecting shaft (3) in an annular array.

3. A high performance electric machine according to claim 2, wherein: the side surface of the mounting end cover (2) is provided with a plurality of ventilation slots (8) distributed in an annular array, and the ventilation slots (8) are communicated with the inside of the motor body (1).

4. A high performance electric machine according to claim 3, characterized in that: the side face of the mounting end cover (2) is fixedly connected with a plurality of shaft sleeves (9) distributed in an annular array, and the driving shaft (6) is movably connected with the shaft sleeves (9) in a penetrating manner through bearings.

5. A high performance electric machine according to claim 4, characterized in that: the outer side of the opening end face of the mounting end cover (2) is fixedly provided with a connecting flange (10), the side face of the connecting flange (10) is provided with a plurality of adjusting slotted holes (11) distributed in an annular array mode, and the adjusting slotted holes (11) are long-strip-shaped.

6. A high performance electric machine as claimed in claim 5, wherein: the outside cover of installation end cover (2) is equipped with protective housing (12), a terminal surface fixedly connected with mounting flange (13) that protective housing (12) is close to installation end cover (2), mounting flange (13) press in the side of flange (10) and with motor body (1) fixed connection through the bolt.