CN218243141U

CN218243141U - Motor and fan compact in installation

Info

Publication number: CN218243141U
Application number: CN202222035214.5U
Authority: CN
Inventors: 赖远锋; 喻紫柏; 赖远忠; 喻奇
Original assignee: Zhongshan Aidi Electronic Technology Co ltd
Current assignee: Zhongshan Aidi Electronic Technology Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2023-01-06
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a motor and fan of installation compactness, including the rotor subassembly, the drain pan, the lid, pivot and stator module, the rotor subassembly is the annular, the drain pan is provided with the mounting groove, the rotor subassembly sets up in the mounting groove, the drain pan is provided with the accepting portion in the mounting groove, the accepting portion can with the terminal surface butt of rotor subassembly, the mounting groove from the notch of mounting groove to the inside wall between the accepting portion can with the lateral wall butt of rotor subassembly, the lid is connected with the drain pan and the notch is located to the cover, drain pan and lid are worn to locate in the pivot rotation, stator module sets up in the pivot and stator module is located the mounting groove, this design simple structure, the installation is compact, the volume is less.

Description

Motor and fan compact in installation

Technical Field

The utility model relates to the technical field of electric machines, in particular to installation compact motor and fan.

Background

The existing motor is characterized in that a plurality of assembling structures corresponding to the rotor magnetic blocks in a one-to-one mode are generally arranged in the bottom shell of the existing motor in the mounting groove, the assembling structures can be limiting grooves, screws, buckles and the like, and the assembling structures are arranged in the bottom shell, so that the whole size of the motor is relatively large, and the motor is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a motor and fan of installation compactness, simple structure, the installation is compact, reduces the volume.

According to the utility model discloses a compact motor of installation of first aspect embodiment includes: a rotor assembly having an annular shape; the bottom shell is provided with an installation groove, the rotor assembly is arranged in the installation groove, a bearing part is arranged in the installation groove of the bottom shell and can be abutted against the end face of the rotor assembly, and the installation groove can be abutted against the outer side wall of the rotor assembly from the notch of the installation groove to the inner side wall between the bearing part; the cover body is connected with the bottom shell and covers the notch; the rotating shaft is rotatably arranged on the bottom shell and the cover body in a penetrating manner; a stator assembly disposed at the rotation shaft and positioned in the mounting groove.

According to the utility model discloses install compact motor has following beneficial effect at least:

the utility model discloses a motor, in the mounting groove of drain pan, the user can install the rotor subassembly in the mounting groove, the accepting can be to the terminal surface butt of rotor subassembly, thereby inject the degree of depth of rotor subassembly in the mounting groove, and the notch of mounting groove to the inside wall between the accepting can with the lateral wall butt of rotor subassembly, because the rotor subassembly is the annular, the inside wall of mounting groove is to the even application of force of the lateral wall of rotor subassembly, make the rotor subassembly inject in the mounting groove, difficult pine takes off, and need not to add other mounting structure in the drain pan, this design simple structure, the installation is compact, the volume is less.

According to some embodiments of the invention, the mounting groove has an inner side wall that is in interference fit with an outer side wall of the rotor assembly.

According to the utility model discloses a few embodiments, the drain pan is the hardware, the drain pan cover is established on the rotor subassembly.

According to the utility model discloses a some embodiments, the rotor subassembly includes a plurality of rotor magnetic paths, and is a plurality of the rotor magnetic path is cyclic annular range and is annular rotor subassembly in order to splice into, and adjacent two the mutual butt of lateral wall of rotor magnetic path.

According to some embodiments of the invention, the rotor magnetic block is in the shape of a sector ring.

According to some embodiments of the utility model, the rotor subassembly includes a plurality of rotor magnetic paths, and is a plurality of the rotor magnetic path is cyclic annular range and is annular rotor subassembly in order to splice into, and adjacent two the mutual butt of lateral wall of rotor magnetic path, the inside wall of mounting groove with the lateral wall interference fit of rotor subassembly, the rotor magnetic path with the drain pan passes through the viscose bonding.

According to some embodiments of the invention, the rotor assembly is of unitary construction.

According to some embodiments of the utility model, be provided with in the pivot and walk the line passageway, be provided with in the pivot with walk the inlet and the outlet of line passageway intercommunication.

According to some embodiments of the invention, the receiving portion comprises a receiving end surface protruding from the inner side wall of the mounting groove in the bottom case.

According to the utility model discloses fan of second aspect embodiment, including the motor of the compact installation that any one above-mentioned embodiment disclosed.

According to the utility model discloses fan has following beneficial effect at least:

the utility model discloses fan, motor part volume is less, can drive fan steady operation.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional view of an embodiment of the motor of the present invention.

Fig. 2 is a schematic structural view of the rotor assembly.

Reference numerals:

a rotor assembly 100; a rotor magnetic block 110; a bottom chassis 200; a mounting groove 210; a receiving portion 220; a cover 300; a rotating shaft 400; a wire inlet 410; an outlet 420; a stator assembly 500; a first ball bearing 600; a second ball bearing 700.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, according to the present invention, the motor with compact installation includes a rotor assembly 100, a bottom case 200, a cover 300, a rotating shaft 400 and a stator assembly 500, the rotor assembly 100 is annular, the bottom case 200 is provided with a mounting groove 210, the rotor assembly 100 is disposed in the mounting groove 210, the bottom case 200 is provided with a receiving portion 220 in the mounting groove 210, the receiving portion 220 can abut against an end surface of the rotor assembly 100, the mounting groove 210 can abut against an outer side wall of the rotor assembly 100 from a notch of the mounting groove 210 to an inner side wall between the receiving portion 220, the cover 300 is connected with the bottom case 200 and covers the notch, the rotating shaft 400 is rotatably disposed on the bottom case 200 and the cover 300, the stator assembly 500 is disposed on the rotating shaft 400, and the stator assembly 500 is disposed in the mounting groove 210.

The bottom case 200 and the cover 300 may be formed in a conventional shape, such as a circle, a square, etc., and the mounting groove 210 is generally circular, and the rotor assembly 100 is sleeved on the rotating shaft 400.

Through holes are formed in both the bottom case 200 and the lid 300, the rotating shaft 400 rotatably penetrates through the bottom case 200 and the lid 300 through the through holes, the rotating shaft 400 is connected with the bottom case 200 through a first ball bearing 600, and the rotating shaft 400 is connected with the lid 300 through a second ball bearing 700.

The utility model discloses a motor, in mounting groove 210 of drain pan 200, the user can install rotor assembly 100 in mounting groove 210, the accepting part 220 can be to rotor assembly 100's terminal surface butt, thereby prescribe a limit to the degree of depth of rotor assembly 100 in mounting groove 210, and the notch of mounting groove 210 to the inside wall between accepting part 220 can with rotor assembly 100's lateral wall butt, because rotor assembly 100 is the annular, the inside wall of mounting groove 210 is to the even application of force of rotor assembly 100's lateral wall, make rotor assembly 100 prescribe a limit to in mounting groove 210, difficult pine takes off, and need not to add other mounting structure in the drain pan 200, this design simple structure, the installation is compact, the volume is less.

In some embodiments of the present invention, the inner sidewall of the mounting groove 210 is interference-fitted with the outer sidewall of the rotor assembly 100, when mounting, the rotor assembly 100 can be inserted into the mounting groove 210, and the inner sidewall of the mounting groove 210 is interference-fitted with the outer sidewall of the rotor assembly 100, so that the rotor assembly 100 is fastened in the mounting groove 210.

In some embodiments of the present invention, as shown in fig. 2, the rotor assembly 100 includes a plurality of rotor magnetic blocks 110, the plurality of rotor magnetic blocks 110 are annularly arranged to form the annular rotor assembly 100 by splicing, and the side walls of two adjacent rotor magnetic blocks 110 are abutted to each other.

Therefore, the inner side wall of the mounting groove 210 applies force to the outer peripheral wall of the rotor magnetic block 110, and the side walls of the two adjacent rotor magnetic blocks 110 are mutually abutted, so that the rotor magnetic blocks 110 cannot be loosened and are firmly connected.

Specifically, rotor magnetic path 110 is fan ring form, and the periphery wall of fan annular rotor magnetic path 110 can the arc, can laminate with the inside wall of mounting groove 210 better, and simultaneously, the lateral wall of fan annular rotor magnetic path 110 levels relatively, and the lateral wall laminating of two rotor magnetic paths 110 is inseparable, and the atress is even, is difficult for droing.

In some embodiments of the present invention, when the inner sidewall of the mounting groove 210 is in interference fit with the outer sidewall of the rotor assembly 100, the rotor magnetic block 110 and the bottom case 200 may be bonded by glue, so as to be more firm.

Of course, the rotor assembly 100 may also be an integral structure, and be formed by annular magnetic blocks.

In some embodiments of the present invention, the bottom case 200 may be a hardware, the bottom case 200 is sleeved on the rotor assembly 100, when manufacturing, the rotor assembly 100 may be put into a mold, and then the bottom case 200 is formed by injection molding outside the rotor assembly 100, the inner sidewall of the bottom case 200 is kept abutting against the outer sidewall of the rotor assembly 100, and the connection is firm.

In some embodiments of the utility model, be provided with the line passageway in the pivot 400, be provided with on the pivot 400 with the inlet 410 and the outlet 420 of walking the line passageway intercommunication, the wire of being connected with stator module 500 electricity can be followed inlet 410 and got into in the line passageway, then the wire is connected with the control box electricity after wearing out from outlet 420, pivot 400 can be fixed in external article, and under stator module 500 got the electricity, rotor assembly 100 drives drain pan 200 and lid 300 and rotates, therefore the wire can not hinder the operation of rotor assembly 100, drain pan 200 and lid 300, it is safe and stable to use.

In some embodiments of the present invention, the receiving portion 220 includes a receiving end surface protruding from the inner sidewall of the mounting groove 210 in the bottom case 200, and the receiving end surface may be formed by thickening the wall surface of the bottom case 200 or by punching the bottom case 200, so as to receive the rotor assembly 100.

In some embodiments of the present invention, the receiving portion 220 may also be a protruding ring protruding from the inner sidewall of the mounting groove 210 in the mounting groove 210 of the bottom case 200.

Specifically, the fan blades of the fan may be disposed on the cover 300 by means of screws, rivets, or the like.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A compactly packaged electric machine, comprising:

a rotor assembly having an annular shape;

the bottom shell is provided with an installation groove, the rotor assembly is arranged in the installation groove, a bearing part is arranged in the installation groove of the bottom shell and can be abutted against the end face of the rotor assembly, and the installation groove can be abutted against the outer side wall of the rotor assembly from the notch of the installation groove to the inner side wall between the bearing part;

the cover body is connected with the bottom shell and covers the notch;

the rotating shaft is rotatably arranged in the bottom shell and the cover body in a penetrating way;

a stator assembly disposed at the rotation shaft and positioned in the installation groove.

2. A compactly packaged electric motor as claimed in claim 1, wherein: the inner side wall of the mounting groove is in interference fit with the outer side wall of the rotor assembly.

3. A compactly packaged electric motor as claimed in claim 1, wherein: the drain pan is the hardware, the drain pan cover is established on the rotor subassembly.

4. A compactly packaged electric motor according to claim 2 or 3, wherein: the rotor assembly comprises a plurality of rotor magnetic blocks which are annularly arranged to be spliced into an annular rotor assembly, and the side walls of two adjacent rotor magnetic blocks are mutually abutted.

5. A compactly packaged electric motor as claimed in claim 4, wherein: the rotor magnetic block is in a fan ring shape.

6. A compactly packaged electric motor as claimed in claim 4, wherein: the rotor assembly comprises a plurality of rotor magnetic blocks which are annularly arranged to be spliced to form the annular rotor assembly, the side walls of the two adjacent rotor magnetic blocks are mutually abutted, the inner side wall of the mounting groove is in interference fit with the outer side wall of the rotor assembly, and the rotor magnetic blocks are bonded with the bottom shell through viscose.

7. A compactly packaged electric motor as claimed in claim 1, wherein: the rotor assembly is of an integrated structure.

8. A compactly packaged electric motor as claimed in claim 1, wherein: a wiring channel is arranged in the rotating shaft, and a wire inlet and a wire outlet which are communicated with the wiring channel are arranged on the rotating shaft.

9. A compactly packaged electric motor as claimed in claim 1, wherein: the bearing part comprises a bearing end surface which is arranged in the bottom shell and protrudes out of the inner side wall of the mounting groove.

10. A fan comprising a compactly packaged electric motor as claimed in any one of claims 1 to 9.