CN214900541U

CN214900541U - Leap type brushless motor

Info

Publication number: CN214900541U
Application number: CN202121362484.6U
Authority: CN
Inventors: 顾利纳; 张峥; 茆华杰; 周国安; 沈益益
Original assignee: Feiteng Precision Transmission Zhejiang Co Ltd
Current assignee: Feiteng Precision Transmission Zhejiang Co Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-11-26
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of brushless motors, in particular to a leap type brushless motor, which comprises a motor shell, a first fixed disk, a second fixed disk, a rotating rod, a copper wire and a permanent magnet, wherein a position between the first fixed disk and the second fixed disk, which is close to the edge, is fixedly connected with a supporting rod around an annular equidistance, and the outer sides of the first fixed disk and the second fixed disk are both fixedly connected with a limiting block; the utility model discloses leap type brushless motor through flabellum cooperation bull stick and the permanent magnet that sets up for the bull stick can drive the flabellum simultaneously and rotate when rotatory, with this with the inside heat discharge of motor housing, simultaneously through the first fluting cooperation second fluting that sets up, makes the inside heat of motor housing can be better be discharged to the external world.

Description

Leap type brushless motor

Technical Field

The utility model relates to a brushless motor technical field specifically is a leap type brushless motor.

Background

The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under the condition of heavy load under the condition of frequency conversion and speed regulation, and oscillation and step-out can not be generated when the load suddenly changes. The permanent magnet of the brushless DC motor with medium and small capacity is mostly made of rare earth neodymium iron boron material with high magnetic energy level. Therefore, the volume of the rare earth permanent magnet brushless motor is reduced by one machine seat number compared with that of a same-capacity three-phase asynchronous motor.

At present, most brushless motors are used, because the coil part in the brushless motors is immobile, the shell or the rotating rod of the brushless motors generally rotates under the action of magnetic force, and the shell or the rotating rod of the brushless motors is enhanced and becomes fast along with voltage, but because the whole structures of most brushless motors are sealed, the rotating rod of the brushless motors can generate a large amount of heat at high speed, the heat in the rotating rod can not be effectively discharged, the brushless motors can quickly generate heat when being used, the coils in the brushless motors are easily burnt out due to overheating, and therefore the brushless motors with the heat dissipation function are required to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a leap type brushless motor possesses advantages such as quick heat dissipation, has solved the relatively poor problem of traditional brushless motor radiating effect.

The utility model discloses a leap type brushless motor, including motor housing, first fixed disk, second fixed disk, bull stick, copper line and permanent magnet, the position that is close to the edge between first fixed disk and the second fixed disk is around annular equidistance fixedly connected with bracing piece, the outside of first fixed disk and second fixed disk is all fixedly connected with the stopper; a copper wire is wound between the first fixed disk and the second fixed disk and is close to the supporting rod, the copper wire is connected with an external power supply through an electric wire, rotating rods penetrate through the central positions between the first fixed disk and the second fixed disk, and the rotating rods are connected with the penetrating positions of the first fixed disk and the second fixed disk through bearings; the outer surface of the rotating rod is located between the first fixing disc and the second fixing disc and fixedly connected with a permanent magnet, the top of the motor shell is connected with a cover plate through a fixing screw, and the outer surface of the rotating rod is close to a fan blade fixedly connected with the position above the permanent magnet.

Through the design of the technical scheme, the rotating rod can simultaneously drive the fan blades to rotate when rotating, so that heat in the motor shell is discharged.

As the utility model discloses a further improvement, the motor housing inner wall is a plurality of around annular equidistance fixedly connected with fixed block the fixed block is close to one side of motor housing central authorities and has all seted up spacing draw-in groove, the shape size and the stopper looks adaptation of spacing draw-in groove.

Through the design of the technical scheme, the first fixed disk and the second fixed disk are more stable after being installed into the motor shell.

As a further improvement, the sealed heat conduction ring of the equal fixedly connected with in position that first fixed disk top and second fixed disk bottom are close to the bull stick surface, the interior position hollow structure of sealed heat conduction ring and inside packing have the conduction oil.

Through the design of the technical scheme, the heat generated by the rotating rod can be better absorbed by the heat conduction oil in the sealed heat conduction ring.

As a further improvement, first fluting has been seted up around the annular at second fixed disk top, around annular equidistance fixedly connected with connecting block between the first fluting inner wall, the central point at apron top runs through and has seted up the through-hole, the size and the bull stick looks adaptation of this through-hole, the apron top is close to central point and has seted up the second fluting around the annular, around annular equidistance fixedly connected with connecting rod between the second fluting inner wall.

Through the design of the technical scheme, the heat inside the motor shell can be better discharged through the first slot and the second slot.

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

the utility model discloses leap type brushless motor, flabellum cooperation bull stick and permanent magnet through setting up, make the bull stick when rotatory, can drive the flabellum simultaneously and rotate, with this discharge the inside heat of motor housing, simultaneously through the first fluting cooperation second fluting that sets up, make the inside heat of motor housing can be better be discharged to the external world, and the sealed heat conduction ring that the cooperation set up, can be at utmost with near the heat that produces of bull stick lead in to the conduction oil in, the cooperation flabellum has further reduced the inside overheated possibility that appears of motor housing, the relatively poor problem of traditional brushless motor radiating effect has been solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front sectional expanded structure of the present invention;

FIG. 2 is a schematic view of the overall front sectional structure of the present invention;

FIG. 3 is a schematic view of the overall top view structure of the present invention;

FIG. 4 is a schematic top view of the cover plate of the present invention;

fig. 5 is the utility model discloses stopper spatial structure schematic diagram.

In the figure: 01. a motor housing; 02. a first fixed disk; 03. a second fixed disk; 04. a rotating rod; 05. sealing the heat-conducting ring; 06. a permanent magnet; 07. a fan blade; 08. a cover plate; 09. a copper wire; 10. a set screw; 11. a through hole; 12. a limiting block; 13. a fixed block; 14. a first slot; 15. connecting blocks; 16. a connecting rod; 17. a second slot; 18. limiting clamping grooves.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-2, a leap type brushless motor of the present invention includes a motor housing 01, a first fixed disk 02, a second fixed disk 03, a rotating rod 04, a copper wire 09 and a permanent magnet 06, wherein a position between the first fixed disk 02 and the second fixed disk 03 near the edge is fixedly connected with a supporting rod around a ring at equal intervals, and the outer sides of the first fixed disk 02 and the second fixed disk 03 are fixedly connected with a limiting block 12; a copper wire 09 is wound between the first fixed disk 02 and the second fixed disk 03 and is close to the supporting rod, the copper wire 09 is connected with an external power supply through an electric wire, rotating rods 04 penetrate through the central positions between the first fixed disk 02 and the second fixed disk 03, and the penetrating positions of the rotating rods 04 and the first fixed disk 02 and the second fixed disk 03 are connected through bearings; the outer surface of the rotating rod 04 is located at a position fixedly connected with permanent magnet 06 between the first fixed disk 02 and the second fixed disk 03, the top of the motor shell 01 is connected with a cover plate 08 through a fixing screw 10, and the outer surface of the rotating rod 04 is close to a position fixedly connected with fan blade 07 above the permanent magnet 06, so that the rotating rod 04 can simultaneously drive the fan blade 07 to rotate when rotating, and heat in the motor shell 01 is discharged.

Referring to fig. 3 and 5, the inner wall of the motor housing 01 is fixedly connected with fixing blocks 13 at equal intervals in a ring shape, one side of each of the fixing blocks 13 close to the center of the motor housing 01 is provided with a limiting clamping groove 18, and the shape and size of each of the limiting clamping grooves 18 are matched with the limiting blocks 12.

Referring to fig. 1, the positions of the top of the first fixed disk 02 and the bottom of the second fixed disk 03, which are close to the outer surface of the rotating rod 04, are both fixedly connected with a sealing heat-conducting ring 05, and the sealing heat-conducting ring 05 is of a hollow structure and is filled with heat-conducting oil, so that heat generated by the rotating rod 04 can be better absorbed by the heat-conducting oil in the sealing heat-conducting ring 05 due to the structural arrangement.

Referring to fig. 3 and 4, a first open slot 14 is formed around the top of the second fixing disk 03, connecting blocks 15 are fixedly connected between the inner walls of the first open slot 14 at equal intervals around the ring, a through hole 11 is formed through the central position of the top of the cover plate 08, the size of the through hole 11 is matched with that of the rotating rod 04, a second open slot 17 is formed around the central position of the top of the cover plate 08 near the ring, and connecting rods 16 are fixedly connected between the inner walls of the second open slot 17 at equal intervals around the ring.

When using the utility model discloses the time: make copper line 09 can produce the electromagnetic force after the circular telegram through the electric wire, and make the permanent magnet drive bull stick 04 rotatory through attraction and repulsion between with the permanent magnet 06, drive flabellum 07 with this and rotate, discharge the inside heat of motor housing 01 to the external world through first fluting 14 and second fluting 17, simultaneously through the sealed heat conduction ring 05 that sets up, can be at utmost with near the heat that produces of bull stick 04 leading-in to the conduction oil in, the overheated problem appears in the inside motor that has further reduced.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a leap type brushless motor, includes motor housing (01), first fixed disk (02), second fixed disk (03), bull stick (04), copper line (09) and permanent magnet (06), its characterized in that: supporting rods are fixedly connected between the first fixed disk (02) and the second fixed disk (03) at positions close to the edges around the ring at equal intervals, and the outer sides of the first fixed disk (02) and the second fixed disk (03) are fixedly connected with limiting blocks (12);

a copper wire (09) is wound between the first fixed disk (02) and the second fixed disk (03) and is close to the supporting rod, the copper wire (09) is connected with an external power supply through an electric wire, rotating rods (04) penetrate through the central positions between the first fixed disk (02) and the second fixed disk (03), and the penetrating positions of the rotating rods (04) and the first fixed disk (02) and the second fixed disk (03) are connected through bearings;

position fixedly connected with permanent magnet (06) that bull stick (04) surface is located between first fixed disk (02) and second fixed disk (03), motor housing (01) top is connected with apron (08) through set screw (10), position fixedly connected with flabellum (07) that bull stick (04) surface is close to permanent magnet (06) top.

2. A flying brushless motor according to claim 1, wherein: motor housing (01) inner wall is around annular equidistance fixedly connected with fixed block (13), and is a plurality of spacing draw-in groove (18) have all been seted up to one side that fixed block (13) are close to motor housing (01) central authorities, the shape size and stopper (12) looks adaptation of spacing draw-in groove (18).

3. A flying brushless motor according to claim 1, wherein: the heat conduction oil-filled rotary rod is characterized in that the positions, close to the outer surface of the rotary rod (04), of the top of the first fixed disk (02) and the bottom of the second fixed disk (03) are fixedly connected with sealing heat conduction rings (05), and heat conduction oil is filled in the sealing heat conduction rings (05) in a hollow structure.

4. A flying brushless motor according to claim 1, wherein: first fluting (14) have been seted up around the annular in second fixed disk (03) top, around annular equidistance fixedly connected with connecting block (15) between first fluting (14) inner wall.

5. A flying brushless motor according to claim 1, wherein: the middle position of the top of the cover plate (08) is provided with a through hole (11) in a penetrating mode, the size of the through hole (11) is matched with that of the rotating rod (04), the top of the cover plate (08) is close to the middle position and is provided with a second open groove (17) in a surrounding mode, and connecting rods (16) are fixedly connected between the inner walls of the second open groove (17) in a surrounding mode at equal intervals.