CN112104135A - Outward-rotating efficient motor and fan applying same - Google Patents

Outward-rotating efficient motor and fan applying same Download PDF

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Publication number
CN112104135A
CN112104135A CN202010857248.5A CN202010857248A CN112104135A CN 112104135 A CN112104135 A CN 112104135A CN 202010857248 A CN202010857248 A CN 202010857248A CN 112104135 A CN112104135 A CN 112104135A
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CN
China
Prior art keywords
motor
shaft
fan
fan blade
fixing
Prior art date
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Pending
Application number
CN202010857248.5A
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Chinese (zh)
Inventor
赵嘉欣
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Individual
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Individual
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Priority to CN202010857248.5A priority Critical patent/CN112104135A/en
Publication of CN112104135A publication Critical patent/CN112104135A/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/06—Cast metal casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/003—Couplings; Details of shafts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention discloses an external rotation efficient motor, which comprises an aluminum integrally-formed motor fixing base, a motor fixing base and a motor rotating mechanism, wherein the motor fixing base comprises a disc-shaped base body and a protruding inner shaft column; the motor also comprises an iron motor outer rotating shell, a motor shaft and an annular permanent magnet ring which are fixed on the iron motor outer rotating shell; the soft iron core with the copper coil winding is fixed on the inner shaft column, the motor fixing base is fixed to enable the motor outer rotating shell to rotate, the self-innovation outer rotor motor is ingenious and reasonable in overall structure, the problems that the traditional motor is low in energy efficiency ratio and poor in matching degree are solved, and the energy efficiency of a fan using the motor is improved by 2-3 times compared with that of a conventional fan. The product can make up the defects of the existing product and can generate better economic benefit.

Description

Outward-rotating efficient motor and fan applying same
Technical Field
The invention relates to a novel motor structure, belongs to the field of electric appliances, and particularly relates to an external rotation efficient motor and a fan applying the motor.
Background
Traditional motor, because structural design problem causes the structure unreasonable, and the axial direction is difficult to guarantee with axial fit, leads to the inside production of motor to interfere and make the motor wholeness ability decline to lead to the motor energy efficiency ratio low. Therefore, the overall performance and energy consumption of the fan using the motor are reduced, and therefore, the above problems of the conventional motor and fan need to be improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an external rotation efficient motor and a fan applying the motor, wherein the motor structure adopts an independently innovative external rotor structure, the problems of low energy efficiency ratio, poor adaptability and the like of the traditional motor are solved, the performance of the motor is ensured, the energy efficiency of the fan applying the motor is improved by 2-3 times compared with that of a conventional fan, the rotating speed of the fan is improved by 2-3 times on the premise of the same input power, and the requirements of environmental protection and energy conservation at present are greatly met.
The technical scheme adopted by the invention for solving the technical problems is as follows: high-efficient motor of abversion, including motor unable adjustment base and with motor unable adjustment base swing joint's the outer shell of abversion of motor, wherein:
the motor fixing base is integrally formed by aluminum and comprises a disc-shaped base body, an inner shaft column with a hollow hole is erected in the center of the disc-shaped base body, a concave annular upper bearing groove is formed in the top end of the inner shaft column, a concave annular lower bearing groove is formed in the outer portion of the base body corresponding to the projection of the upper bearing groove, a motor fixing screw hole with an internal thread through hole for connecting a motor fixing bolt is further formed in the base body, and a through hole for penetrating through a motor wire is further formed in the base body;
the motor outer rotating shell is an inverted cup-shaped iron shell, a circular inward convex disc which is concave inwards is punched in the middle of the top surface of the iron shell, a cylindrical shaft fixing ring which protrudes outwards is punched in the middle of the bottom plane of the inward convex disc outwards, a motor shaft is fixed on the shaft fixing ring, the upper end of the motor shaft can be flush with the upper end face of the shaft fixing ring, a plurality of fan blade fixing holes with internal threads are formed in the top surface of the iron shell, and therefore fan blades with inverted cup-shaped mounting heads can be mounted or directly mounted and fixed in the fan blade fixing holes; the motor shaft can also wear out the iron casing, and the flabellum is installed in the outstanding top of motor shaft, so can be applicable to traditional flabellum mounting means. A plurality of permanent magnet rings are annularly arranged on the inner wall of the iron shell to form an annular permanent magnet ring; the soft iron core with a plurality of coil winding grooves is arranged in the middle of the permanent magnet ring, the soft iron core is provided with a cylindrical hollow hole, copper coil windings corresponding to the number of the coil winding grooves are wound on the soft iron core, and the outer rotating shell of the motor of the iron shell with the permanent magnet ring is used as a rotating part.
The soft iron core with the copper coil winding is fixedly matched with the inner shaft column of the motor fixing base through the hollow hole, the upper bearing is fixedly arranged in the upper bearing groove, the lower bearing is fixedly arranged in the lower bearing groove,
the motor shaft is sleeved with the gasket, the gasket is attached to the bottom surface of the inner convex disc of the motor outer rotating shell, the bottom end of the motor shaft is provided with a clamping groove of the annular concave pit, the axial lower end of the motor penetrates through a hollow hole of the inner shaft column of the motor fixing base and extends out of the lower bearing, and a shaft clamping ring for clamping the clamping groove of the motor shaft is arranged at the bottom of the lower bearing.
Further, the periphery of the upper portion of the inner shaft column of the motor fixing base is provided with hobbing cutter flower grooves in a turning mode, so that the soft iron core can be stably and firmly fixedly combined with the motor fixing base, and the stability of the whole product is improved.
The invention relates to a fan applying the motor, the fan blade of the fan is fixedly arranged on an inverted bowl-shaped mounting head, the upper end of a motor shaft is flush with the upper end surface of a shaft fixing ring, a plurality of fan blade fixing holes with internal threads are arranged on the top surface of an iron shell, the inverted bowl-shaped mounting head is sleeved on the iron shell and is provided with fan blade fixing screws which enable the inverted bowl-shaped mounting head to be fixed on the iron shell corresponding to the fan blade fixing holes, and thus, the fan blade can be mounted and fixed on the motor by screwing the fan blade fixing screws.
In addition, the motor shaft also can wear out the iron casing, wears out the axle top and is equipped with flabellum fixed slot, and the flabellum is fixed in on the area corresponds the flabellum installation bobbin base that embolias the motor shaft, and flabellum installation bobbin base corresponds flabellum fixed slot and is equipped with horizontal through-hole, and flabellum installation screw twists horizontal through-hole and is fixed in the motor shaft with the flabellum, so can be applicable to traditional flabellum mounting means.
In conclusion, the outward-rotating efficient motor and the fan applying the same adopt the independently innovative outer rotor structure, solve the problems of low energy efficiency ratio, poor matching degree and the like of the traditional motor, ensure the performance of the motor, and improve the energy efficiency of the motor by 2-3 times compared with the energy efficiency of the conventional motor. The product can make up the defects of the existing product and can generate better economic benefit.
Drawings
FIG. 1 is a schematic view of an external high efficiency motor and a fan using the same according to the present invention;
FIG. 2 is an exploded view of the external high efficiency motor and the fan using the same of the present invention;
FIG. 3 is a schematic cross-sectional view of a motor outer rotor casing;
FIG. 4 is an assembly view of the external high-efficiency rotating motor and the fan using the same of the present invention;
fig. 5 is an exploded view of the external rotating high-efficiency motor and the fan using the same of embodiment 2 of the present invention.
Detailed Description
Example 1
The external rotation high-efficiency motor described in this embodiment 1, as shown in fig. 1-4, includes a motor fixing base 1 and a motor external rotation housing 2 movably connected to the motor fixing base, wherein:
the motor fixing base is integrally formed by aluminum and comprises a disc-shaped base body 16, an inner shaft column 11 with a hollow hole is erected in the center of the disc-shaped base body, a concave annular upper bearing groove 14 is arranged in the top end of the inner shaft column, a concave annular lower bearing groove 15 is arranged outside the base body corresponding to the projection of the upper bearing groove, a motor fixing screw hole 13 with an internal thread through hole for connecting a motor fixing bolt is further formed in the base body, and a through hole 12 through which a motor wire penetrates out is further formed in the base body;
the motor outer rotating shell is an inverted cup-shaped iron shell, a circular inward concave convex disc 21 is punched inwards in the middle of the top surface of the iron shell, a cylindrical outward protruding shaft fixing ring 22 is punched outwards in the middle of the bottom plane of the inward convex disc, a motor shaft 3 is fixed on the shaft fixing ring, the upper end of the motor shaft is flush with the upper end face of the shaft fixing ring, and a plurality of fan blade fixing holes 23 with internal threads are formed in the top surface of the iron shell, so that fan blades with inverted cup-shaped mounting heads can be mounted or directly mounted and fixed in the fan blade fixing holes; a plurality of permanent magnet rings 4 are annularly arranged on the inner wall of the iron shell to form an annular permanent magnet ring; a soft iron core 5 with a plurality of coil winding slots is arranged in the middle of the permanent magnet ring, the soft iron core is provided with a cylindrical hollow hole, and copper coil windings 6 with the number corresponding to the number of the coil winding slots are wound on the soft iron core;
the soft iron core with the copper coil winding is fixedly matched with the inner shaft column of the motor fixing base through the hollow hole, the upper bearing 7 is fixedly arranged in the upper bearing groove, the lower bearing 8 is fixedly arranged in the lower bearing groove,
the motor shaft is sleeved with the gasket 9, the gasket is attached to the bottom surface of the inner flange of the outer rotating shell of the motor, the bottom end of the motor shaft is provided with a clamping groove 31 with an annular concave pit, the axial lower end of the motor penetrates through a hollow hole of an inner shaft column of the motor fixing base and extends out of the lower bearing, and the bottom of the lower bearing is provided with a shaft clamping ring 10 for clamping the clamping groove of the motor shaft.
Example 2:
the embodiment is changed on the basis of the embodiment 1, and is shown in fig. 5, wherein a motor shaft 3 penetrates out of an iron shell, and a fan blade fixing groove 25 is formed in the top of the shaft, so that a fan blade can be conveniently installed on the protruded top of the motor shaft, and the motor is suitable for a traditional motor installation mode; in addition, the periphery of the upper part of the inner shaft column of the motor fixing base is provided with the hobbing cutter flower groove grains 17 in a turning mode, so that the soft iron core can be stably and firmly fixedly combined with the motor fixing base, and the stability of the whole product is improved.
Example 3:
in this embodiment, the fan blade is installed by combining the motor of embodiment 1 to form the fan of the present invention, as shown in fig. 2, the fan blade 28 is fixedly installed on an inverted bowl-shaped installation head 29, the upper end of the motor shaft is flush with the upper end surface of the shaft fixing ring, a plurality of blade fixing holes with internal threads are formed on the top surface of the iron housing, the inverted bowl-shaped installation head is sleeved on the iron housing, and a blade fixing screw 24 corresponding to the blade fixing hole is formed to fix the inverted bowl-shaped installation head on the iron housing, so that the blade can be installed and fixed on the motor by screwing the blade fixing screw into the blade fixing hole 23.
Example 4:
in this embodiment, the fan blade is installed by combining the motor of embodiment 2 to form the fan of the present invention, as shown in fig. 5, the motor shaft penetrates through the iron housing, the blade fixing groove 25 is formed at the top of the shaft, the blade is fixed on the blade mounting barrel seat correspondingly sleeved on the motor shaft, the blade mounting barrel seat is provided with a transverse through hole 26 corresponding to the blade fixing groove, and the blade mounting screw 27 is screwed into the transverse through hole to fix the blade on the motor shaft.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.

Claims (6)

1. The fan of high-efficient motor and applied this motor of abversion, including motor unable adjustment base and with motor unable adjustment base swing joint's the outer shell of abversion of motor, its characterized in that:
the motor fixing base is integrally formed by aluminum and comprises a disc-shaped base body, an inner shaft column with a hollow hole is erected in the center of the disc-shaped base body, a concave annular upper bearing groove is arranged in the top end of the inner shaft column, a concave annular lower bearing groove is arranged outside the base body corresponding to the projection of the upper bearing groove, a motor fixing screw hole with an internal thread through hole for connecting a motor fixing bolt is further arranged on the base body, and a through hole for penetrating through a motor wire is further arranged on the base body;
the motor outer rotating shell is an inverted cup-shaped iron shell, a circular inwards concave inner convex disc is punched in the middle of the top surface of the iron shell, a cylindrical outwards protruding shaft fixing ring is punched in the middle of the bottom plane of the inner convex disc, and a motor shaft is fixed on the shaft fixing ring; a plurality of permanent magnet rings are annularly arranged on the inner wall of the iron shell to form an annular permanent magnet ring; a soft iron core with a plurality of coil winding slots is arranged in the middle of the permanent magnet ring, the soft iron core is provided with a cylindrical hollow hole, and copper coil windings corresponding to the number of the coil winding slots are wound on the soft iron core;
the soft iron core with the copper coil winding is fixedly matched with the inner shaft column of the motor fixing base through the hollow hole, the upper bearing is fixedly arranged in the upper bearing groove, and the lower bearing is fixedly arranged in the lower bearing groove;
the motor shaft is sleeved with a gasket, the gasket is attached to the bottom surface of an inner convex disc of an outer rotating shell of the motor, the bottom end of the motor shaft is provided with a clamping groove of an annular concave pit, the axial lower end of the motor penetrates through a hollow hole of an inner shaft column of the motor fixing base and extends out of a lower bearing, and a shaft clamping ring for clamping the clamping groove of the motor shaft is arranged at the bottom of the lower bearing.
2. The external rotating high efficiency motor and the fan using the same as claimed in claim 1, wherein the upper end of the motor shaft is flush with the upper end surface of the shaft fixing ring, and a plurality of blades with internal threads are fixed on the top surface of the iron housing.
3. The external rotating high efficiency motor and the fan using the same as claimed in claim 1, wherein the motor shaft penetrates through the iron housing.
4. The external rotation high efficiency motor and the fan using the same as claimed in claim 1, wherein the motor fixing base is provided with a plurality of hob grooves on the upper periphery of the inner shaft.
5. A fan using the motor according to claim 1, 2 or 4, wherein: the fan blade is fixedly installed on an inverted bowl-shaped installing head, the upper end of a motor shaft is flush with the upper end face of a shaft fixing ring, a plurality of fan blade fixing holes with internal threads are formed in the top face of an iron shell, the inverted bowl-shaped installing head is sleeved on the iron shell, and fan blade fixing screws which correspond to the fan blade fixing holes and enable the inverted bowl-shaped installing head to be fixed on the iron shell are arranged.
6. A fan using the motor according to claim 1, 3 or 4, wherein: the motor shaft penetrates out of the iron shell, a fan blade fixing groove is formed in the top of the shaft, the fan blade is fixed on a fan blade mounting cylinder base, the belt of the fan blade mounting cylinder base is sleeved into the motor shaft correspondingly, a transverse through hole is formed in the fan blade mounting cylinder base corresponding to the fan blade fixing groove, and a fan blade mounting screw is screwed into the transverse through hole and fixes the fan blade on the motor shaft.
CN202010857248.5A 2020-08-24 2020-08-24 Outward-rotating efficient motor and fan applying same Pending CN112104135A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010857248.5A CN112104135A (en) 2020-08-24 2020-08-24 Outward-rotating efficient motor and fan applying same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010857248.5A CN112104135A (en) 2020-08-24 2020-08-24 Outward-rotating efficient motor and fan applying same

Publications (1)

Publication Number Publication Date
CN112104135A true CN112104135A (en) 2020-12-18

Family

ID=73753292

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010857248.5A Pending CN112104135A (en) 2020-08-24 2020-08-24 Outward-rotating efficient motor and fan applying same

Country Status (1)

Country Link
CN (1) CN112104135A (en)

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