CN210985762U - Stable form rotor structure - Google Patents
Stable form rotor structure Download PDFInfo
- Publication number
- CN210985762U CN210985762U CN201922446015.1U CN201922446015U CN210985762U CN 210985762 U CN210985762 U CN 210985762U CN 201922446015 U CN201922446015 U CN 201922446015U CN 210985762 U CN210985762 U CN 210985762U
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- rotor core
- rotor
- barb
- mounting
- outer magnetic
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a stable form rotor structure, pile up riveted rotor core, outer magnetic path and connecting piece in proper order including the silicon steel sheet, it is a plurality of outer magnetic path surrounds the setting on rotor core's outer wall, the connecting piece includes a plurality of cover caps and the inner barb that sets up the trend downwards of outer end, cover and connect through first connecting strip integrated into one piece between cap and the barb, rotor core's surface and bottom surface circumference set up a plurality of mounting grooves, cover the root at the upper and lower both ends of the outer magnetic path of cap parcel, the boss in barb and the mounting groove is mutually supported the installation, and is adjacent the side of first connecting strip is equipped with the annular connecting strip that the annular moved towards. The utility model discloses a stable form rotor structure, rotor core pass through connecting piece and outer magnet equipment, and material saving is favorable to developing of product quality testing and the cost that reduces the product greatly.
Description
Technical Field
The utility model relates to a motor accessories, in particular to stable form rotor structure.
Background
A motor rotor: also a rotating part in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. The brushless direct current motor on the market at present has the advantages of no electric brush, low interference, long service life, low maintenance cost and the like. The rotor structure of the existing brushless direct current motor is generally characterized in that the outer side surface of a rotor core is bonded with an outer magnetic block through glue, some manufacturers wrap the rotor core and the outer magnetic block in a fully-covered frame in a fully-surrounded manner, but the frame consumes more plastics to achieve the fully-surrounded rotor core and the outer magnetic block, and meanwhile, the manufacturers perform injection molding on the frame, and once the defects of a rotor finished product are found after injection molding, the rotor finished product cannot be easily disassembled, so that the quality inspection is not facilitated to be developed, and the product cost is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a stable form rotor structure, rotor core pass through connecting piece and outer magnet equipment, and material saving is favorable to developing of product quality testing and the cost that reduces the product greatly.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a stable form rotor structure, includes that silicon steel sheet piles up riveted rotor core, outer magnetic path and connecting piece in proper order, and is a plurality of outer magnetic path surrounds to set up on rotor core's outer wall, the connecting piece includes a plurality of caps and the inner barb that sets up the trend downwards of covering of outer end, cover and connect through first connecting strip integrated into one piece between cap and the barb, rotor core's surface and bottom surface circumference set up a plurality of mounting grooves, cover the root at the upper and lower both ends of cap parcel outer magnetic path, the barb is mutually supported the installation with the boss in the mounting groove, and is adjacent the side of first connecting strip is equipped with the annular connecting strip that the annular moved towards.
Furthermore, the edge of the outer side face of the outer magnetic block is in transition with the surface and the bottom face through inclined planes respectively, and the outer side wall in the covering cap is matched with the inclined planes in shape.
Furthermore, the middle part of the rotor core is provided with a transmission shaft mounting through hole penetrating through the upper part and the lower part, one side of the transmission shaft mounting through hole is a mounting plane, and two ends of the mounting plane are connected with arc surfaces.
Furthermore, the bottom surface of part of the first connecting strips is integrally connected with a reinforcing column, and the bottom surface and the surface of the rotor core are provided with mounting holes matched with the reinforcing column in shape.
Furthermore, the connecting piece is made of plastic.
Adopt above-mentioned technical scheme, because rotor core passes through the fixed outlying outer magnetic path of a plurality of cover caps of connecting piece one end, the barb of the other end of connecting piece and the boss of rotor core's mounting groove are mutually supported and are installed in addition, detachable structure is made to this kind of mounting structure, make the producer be favorable to developing of product quality inspection, in case each part can be unpacked apart when quality inspection personnel discover the defective products and retrieve, the comparatively save material of the frame of this connecting piece relative current full coverage simultaneously, be favorable to reducing the cost of product.
Drawings
FIG. 1 is a longitudinal section of the present invention;
FIG. 2 is a schematic structural view of the rotor core of the present invention installed with an external magnetic block;
fig. 3 is a top view of the connector of the present invention.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3, the utility model discloses a stable form rotor structure, pile up riveted rotor core 1 in proper order including the silicon steel sheet, outer magnetic path 2 and connecting piece 3, a plurality of outer magnetic path 2 surround and set up on rotor core 1's outer wall, connecting piece 3 includes that a plurality of cover caps 4 and the inner of outer end set up barb 5 that moves towards downwards, cover and connect through 6 integrated into one piece of first connecting strip between cap 4 and the barb 5, rotor core 1's surface and bottom surface circumference set up a plurality of mounting grooves 7, cover cap 4 parcel outer magnetic path 2 on, the root at lower both ends, the boss 8 of barb 5 and in the mounting groove 7 mutually supports the installation, the side of adjacent first connecting strip 6 is equipped with annular connecting strip 9 that the annular moved towards, strengthen connecting piece 3's bulk strength, connecting piece 3's material is plastics. Because rotor core 1 is through the fixed outlying outer magnetic piece 2 of a plurality of cover caps 4 of connecting piece 3 one end, barb 5 of the other end of connecting piece 3 and the boss 8 of rotor core 1's mounting groove 7 are mutually supported and are installed in addition, detachable structure is made to this kind of mounting structure, make the producer be favorable to developing of product quality control, in case quality control personnel can unpack each part apart when discovering the defective products and retrieve, the comparatively save material of the frame of this connecting piece 3 relative current full coverage simultaneously, be favorable to reducing the cost of product.
In addition, in order to make the assembler clearly distinguish the outer side surfaces of the outer magnetic blocks, the edges of the outer side surfaces of the outer magnetic blocks 2 are excessive through the inclined planes 10 with the surfaces and the bottom surfaces respectively, the assembler can know that the outer side surfaces are the outer side surfaces after seeing the inclined planes, the time for distinguishing the outer side surfaces or the inner side surfaces of the outer magnetic blocks is saved, the outer side walls in the covering caps 4 are matched with the inclined planes 10 in shape, and the assembly efficiency of the assembler is facilitated.
The bottom surface of part first connecting strip 6 integrated into one piece is connected with and strengthens post 14, and the bottom surface and the surface of rotor core 1 are equipped with the mounting hole 15 that mutually supports with strengthening post 14 shape, and the transmission shaft motion is difficult to produce virtual position for a long time, and connecting piece 3 and rotor core 1 are more closely installed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. The utility model provides a stable form rotor structure, includes that silicon steel sheet piles up riveted rotor core (1), outer magnetic block (2) and connecting piece (3) in proper order, its characterized in that: a plurality of outer magnetic path (2) surround and set up on rotor core's (1) outer wall, connecting piece (3) include a plurality of cover cap (4) and the inner of outer end set up barb (5) that move towards downwards, cover and connect through first connecting strip (6) integrated into one piece between cap (4) and barb (5), rotor core's (1) surface and bottom surface circumference set up a plurality of mounting grooves (7), cover the root at the upper and lower both ends of cap (4) parcel outer magnetic path (2), boss (8) in barb (5) and mounting groove (7) cooperate the installation mutually, and are adjacent the side of first connecting strip (6) is equipped with annular connecting strip (9) that the annular moved towards.
2. The stabilized rotor structure of claim 1, wherein: the edge of the outer side face of the outer magnetic block (2) is excessive to the surface and the bottom face through an inclined plane (10), and the outer side wall in the covering cap (4) is matched with the inclined plane (10) in shape.
3. The stabilized rotor structure of claim 1, wherein: the rotor comprises a rotor core (1), and is characterized in that a transmission shaft mounting through hole (11) penetrating through an upper part and a lower part is formed in the middle of the rotor core (1), a mounting plane (12) is arranged on one side of the transmission shaft mounting through hole (11), and arc surfaces (13) are connected to two ends of the mounting plane (12).
4. The stabilized rotor structure of claim 1, wherein: and reinforcing columns (14) are integrally formed and connected to the bottom surfaces of part of the first connecting strips (6), and mounting holes (15) matched with the reinforcing columns (14) in shape are formed in the bottom surfaces and the surfaces of the rotor cores (1).
5. The stabilized rotor structure of claim 1, wherein: the connecting piece (3) is made of plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922446015.1U CN210985762U (en) | 2019-12-30 | 2019-12-30 | Stable form rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922446015.1U CN210985762U (en) | 2019-12-30 | 2019-12-30 | Stable form rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210985762U true CN210985762U (en) | 2020-07-10 |
Family
ID=71424609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922446015.1U Active CN210985762U (en) | 2019-12-30 | 2019-12-30 | Stable form rotor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210985762U (en) |
-
2019
- 2019-12-30 CN CN201922446015.1U patent/CN210985762U/en active Active
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