CN219268585U

CN219268585U - Non-groove internal rotation brushless motor

Info

Publication number: CN219268585U
Application number: CN202223427581.6U
Authority: CN
Inventors: 王飞
Original assignee: Shantou Huili Electronic Technology Co ltd
Current assignee: Shantou Huili Electronic Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-06-27
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a slotless internal rotation brushless motor, which comprises an outer shell, wherein an inner shell is fixedly arranged in the outer shell, a rotor is arranged in the inner shell, a first transmission rod is fixedly connected to an upper base surface of the rotor, a second transmission rod is fixedly connected to a lower base surface of the rotor, a first bearing is sleeved on the outer peripheral surface of the first transmission rod, a second bearing is sleeved on the outer peripheral surface of the second transmission rod, a coil is sleeved on the outer peripheral surface of the rotor, a coil winding is hexagonal, a plurality of groups of fixing rods are fixed at the bottom of the coil, an annular iron core is sleeved on the outer peripheral surface of the coil, and the annular iron core is fixedly arranged on the inner peripheral surface of the inner shell, so that the device can quickly react after being started, and the working efficiency is improved.

Description

Non-groove internal rotation brushless motor

Technical Field

The utility model relates to the field of an inner rotating brushless motor, in particular to a slotless inner rotating brushless motor

Background

The inner rotating brushless application field is extremely wide, and the inner rotating brushless application field is widely used in the fields of aerospace, military equipment, mechanical arms, medical equipment, high-speed car models, automobiles and the like.

However, the traditional internal rotation brushless motor has longer delay property when being started, and the longer the delay property is, the longer the high-current maintenance time is, the larger the damage to the motor and the related circuit components is, and the larger the energy consumption is.

Disclosure of Invention

In order to overcome the structural defects in the prior art, the utility model provides a slotless internal rotation brushless motor.

In order to solve the technical problems, the utility model provides the following technical scheme: the slotless internal rotation brushless motor comprises an outer shell, an inner shell is fixedly arranged inside the outer shell, a rotor is arranged inside the inner shell, a first transmission rod is fixedly connected to a base surface on the rotor, a second transmission rod is fixedly connected to a base surface under the rotor, a first bearing is sleeved on the outer peripheral surface of the first transmission rod, a second bearing is sleeved on the outer peripheral surface of the second transmission rod, a coil is sleeved on the outer peripheral surface of the rotor, a coil winding is hexagonal, a plurality of groups of fixing rods are fixed at the bottom of the coil, an annular iron core is sleeved on the outer peripheral surface of the coil, and the annular iron core is fixedly arranged on the inner peripheral surface of the inner shell.

Preferably, a fixing ring is fixedly arranged between the outer shell and the inner shell, a plurality of groups of first connecting grooves are penetrated on the fixing ring, and the first connecting grooves are equidistantly arranged on the circumferential surface of the fixing ring.

Preferably, a noise reduction sponge is fixedly arranged between the inner peripheral surface of the outer shell and the outer peripheral surface of the inner shell, the noise reduction sponge is positioned on the base surface of the fixed ring, the base surface of the outer shell is fixedly provided with a mounting column, a first mounting groove is arranged in the mounting column, and the first mounting groove penetrates through the outer shell and the inner shell.

Preferably, the bottom of the shell is connected with an end cover, the base surface of the end cover is fixedly connected with a connecting ring, the bottom of the end cover is penetrated with a second mounting groove, the second mounting groove is coaxially installed with the connecting ring, a plurality of groups of fixing grooves are penetrated inside the connecting ring, the fixing grooves are positioned on two sides of the second mounting groove, and the fixing rods are connected with the fixing grooves.

Preferably, the end cover is connected with a plurality of groups of second connecting grooves in a penetrating way, the second connecting grooves are close to the outer peripheral surface of the connecting ring, and the second connecting grooves are correspondingly connected with the first connecting grooves.

Preferably, the first transmission rod is in through connection with a first mounting groove, and the second transmission rod is in through connection with a second mounting groove.

Compared with the prior art, the utility model has the following beneficial effects: the device coil winding is hexagonal to there is not the winding groove, thereby the device can react fast after the start-up, thereby improves work efficiency, and the device can play the function of making an uproar that falls through the sponge of making an uproar between shell and the inner shell.

Drawings

FIG. 1 is a split view of the present utility model.

Fig. 2 is a schematic view of the overall outer tube of the present utility model.

FIG. 3 is a schematic diagram of the end cap structure of the present utility model.

Fig. 4 is a partial top view of the present utility model.

Fig. 5 is a schematic view of a partial structure of the present utility model.

Fig. 6 is a schematic diagram of a coil of the present utility model.

Wherein: 1. a housing; 2. an inner case; 3. a rotor; 4. a first transmission rod; 5. a second transmission rod; 6. a first bearing; 7. a second bearing; 8. a coil; 9. an annular iron core; 10. a fixed rod; 11. a fixing ring; 12. a first connection groove; 13. noise reduction sponge; 14. a mounting column; 15. a first mounting groove; 16. an end cap; 17. a connecting ring; 18. a second mounting groove; 19. a fixing groove; 20. and a second connecting groove.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-6, the utility model provides a slotless internal rotation brushless motor, which comprises an outer shell 1, an inner shell 2 is fixedly installed inside the outer shell 1, a rotor 3 is arranged inside the inner shell 2, an upper base surface of the rotor 3 is fixedly connected with a first transmission rod 4, a lower base surface of the rotor 3 is fixedly connected with a second transmission rod 5, a first bearing 6 is sleeved on the outer peripheral surface of the first transmission rod 4, a second bearing 7 is sleeved on the outer peripheral surface of the second transmission rod 5, a coil 8 is sleeved on the outer peripheral surface of the rotor 3, windings of the coil 8 are hexagonal, a plurality of groups of fixing rods 10 are fixed at the bottom of the coil 8, an annular iron core 9 is sleeved on the outer peripheral surface of the coil 8, the annular iron core 9 is fixedly installed on the inner peripheral surface of the inner shell 2, the rotor 3 refers to a rotating body supported by bearings, the first transmission rod 4 and the second transmission rod 5 play a role of supporting the rotor 3, the windings of the coil 8 are hexagonal, and the coil 8 is directly installed inside the annular iron core 9, and the device has no winding grooves, so that the device can quickly react after starting, and work efficiency is improved.

In this embodiment, specifically, a fixing ring 11 is fixedly installed between the outer shell 1 and the inner shell 2, multiple groups of first connecting grooves 12 are penetrated through the fixing ring 11, the first connecting grooves 12 are equidistantly installed on the circumferential surface of the fixing ring 11, the fixing ring 11 is mainly used for fixing the whole body, and the fixing ring 11 is connected with other devices through the first connecting grooves 12.

In this embodiment, specifically, fixed mounting falls sponge 13 between the inside peripheral face of shell 1 and the outside peripheral face of inner shell 2, fall and fall sponge 13 and be located the fixed ring 11 and go up the basal plane, the basal plane fixed mounting has erection column 14 on the shell 1, be equipped with first mounting groove 15 in the erection column 14, first mounting groove 15 has shell 1 and inner shell 2 to link up, falls and falls sponge 13 and can reduce the produced noise of motor when the operation effectively, can make the machine work in relatively quiet environment, and first mounting groove 15 is mainly used for installing rotor 8's transfer line.

In this embodiment, specifically, the bottom of the casing 1 is connected with an end cover 16, the base surface of the end cover 16 is fixedly connected with a connecting ring 17, the bottom of the end cover 16 is penetrated with a second mounting groove 18, the second mounting groove 18 is coaxially installed with the connecting ring 17, multiple groups of fixing grooves 19 are penetrated inside the connecting ring 17, the fixing grooves 19 are located at two sides of the second mounting groove 18, the fixing rod 10 is connected with the fixing grooves 19, the end cover 16 is mainly used for sealing the whole motor, internal parts are fixed, and the second mounting groove 18 is used for mounting a transmission shaft of the rotor 8.

In this embodiment, specifically, the end cover 16 is connected with a plurality of groups of second connecting grooves 20 in a penetrating manner, the second connecting grooves 20 are close to the outer peripheral surface of the connecting ring 17, the second connecting grooves 20 are correspondingly connected with the first connecting grooves 12, and the second connecting grooves 20 are connected with the first connecting grooves 12, so that the inner-rotating brushless motor can be installed and fixed.

In this embodiment, specifically, the first transmission rod 4 is connected to the first mounting groove 15, and the second transmission rod 5 is connected to the second mounting groove 18.

Working principle: the traditional internal rotation brushless motor has longer time delay when being started, because the starting instant current is larger, the longer the time delay is, the longer the high-current maintenance time is, the larger the damage to a motor and related circuit components is, the larger the energy consumption is, the rotor 3 is arranged in the inner shell 2, the coil 8 is arranged on the outer peripheral surface of the rotor 3, the coil 8 of the device is in a hexagon shape, the coil 8 of the device is directly arranged in the annular iron core 9, and no winding groove is formed, so that the device can quickly react after being started, the working efficiency is improved, the noise reduction sponge 13 is filled between the outer shell 1 and the inner shell 2 of the device, the noise generated by starting the motor can be reduced by the noise reduction sponge 13, and workers can be in a quieter working environment when using the device.

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

Claims

1. The utility model provides a no inslot internal rotation brushless motor, includes shell (1), its characterized in that: the novel electric motor is characterized in that the inner shell (2) is fixedly arranged inside the outer shell (1), the rotor (3) is internally provided with the rotor (3), the base surface is fixedly connected with the first transmission rod (4) on the rotor (3), the second transmission rod (5) is fixedly connected with the lower base surface of the rotor (3), the first bearing (6) is sleeved on the outer peripheral surface of the first transmission rod (4), the second bearing (7) is sleeved on the outer peripheral surface of the second transmission rod (5), the coil (8) is sleeved on the outer peripheral surface of the rotor (3), the coil (8) is in a hexagon shape, a plurality of groups of fixing rods (10) are fixedly arranged at the bottom of the coil (8), the annular iron core (9) is sleeved on the outer peripheral surface of the coil (8), and the annular iron core (9) is fixedly arranged on the inner peripheral surface of the inner shell (2).

2. The in-slot brushless motor of claim 1, wherein: a fixed ring (11) is fixedly arranged between the outer shell (1) and the inner shell (2), a plurality of groups of first connecting grooves (12) are communicated with the fixed ring (11), and the first connecting grooves (12) are equidistantly arranged on the peripheral surface of the fixed ring (11).

3. The in-slot brushless motor of claim 1, wherein: the noise-reducing sponge (13) is fixedly arranged between the inner peripheral surface of the outer shell (1) and the outer peripheral surface of the inner shell (2), the noise-reducing sponge (13) is positioned on the base surface of the fixed ring (11), the base surface of the outer shell (1) is fixedly provided with a mounting column (14), a first mounting groove (15) is formed in the mounting column (14), and the first mounting groove (15) penetrates through the outer shell (1) and the inner shell (2).

4. The in-slot brushless motor of claim 1, wherein: the novel connecting rod is characterized in that an end cover (16) is connected to the bottom of the shell (1), a connecting ring (17) is fixedly connected to the base surface of the end cover (16), a second mounting groove (18) is formed in the bottom of the end cover (16) in a penetrating mode, the second mounting groove (18) is coaxially installed with the connecting ring (17), a plurality of groups of fixing grooves (19) are formed in the connecting ring (17) in a penetrating mode, the fixing grooves (19) are formed in two sides of the second mounting groove (18), and the fixing rod (10) is connected with the fixing grooves (19).

5. The in-slot less brushless electric machine of claim 4, wherein: the end cover (16) is connected with a plurality of groups of second connecting grooves (20) in a penetrating mode, the second connecting grooves (20) are close to the outer peripheral surface of the connecting ring (17), and the second connecting grooves (20) are correspondingly connected with the first connecting grooves (12).

6. The in-slot brushless motor of claim 1, wherein: the first transmission rod (4) is connected with a first mounting groove (15) in a penetrating mode, and the second transmission rod (5) is connected with a second mounting groove (18) in a penetrating mode.