CN116191771A - Special permanent magnet integrated motor for efficient EC fan - Google Patents

Special permanent magnet integrated motor for efficient EC fan Download PDF

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Publication number
CN116191771A
CN116191771A CN202310152512.9A CN202310152512A CN116191771A CN 116191771 A CN116191771 A CN 116191771A CN 202310152512 A CN202310152512 A CN 202310152512A CN 116191771 A CN116191771 A CN 116191771A
Authority
CN
China
Prior art keywords
box
motor body
motor
fan
permanent magnet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310152512.9A
Other languages
Chinese (zh)
Inventor
孙平飞
徐境岭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pengke Electrical And Mechanical Equipment Shanghai Co ltd
Original Assignee
Pengke Electrical And Mechanical Equipment Shanghai Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pengke Electrical And Mechanical Equipment Shanghai Co ltd filed Critical Pengke Electrical And Mechanical Equipment Shanghai Co ltd
Priority to CN202310152512.9A priority Critical patent/CN116191771A/en
Publication of CN116191771A publication Critical patent/CN116191771A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88—Replacing filter elements
    • 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
    • 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
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • 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
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

The application discloses special permanent magnetism integration motor of high-efficient EC fan, the power distribution box comprises a box body, the radiating through hole has been seted up to the bottom half, be provided with the supporting component who is used for supporting motor body in the box, motor body's output shaft runs through the box lateral wall and rotates with the box and be connected, be provided with in the box and be used for assisting motor body radiating cooling mechanism, cooling mechanism includes cooling component and actuating unit, cooling component is including rotating the axis of rotation of installing on the roof in the box and with the fixed flabellum of axis of rotation lower extreme, actuating unit is used for driving the axis of rotation to rotate. This application is in the use, for the motor body of being convenient for dispel the heat to prevent to accelerate motor body's ageing because of motor body is overheated, drive assembly orders about the axis of rotation under the drive effect of motor and rotates, with this makes the flabellum rotate, thereby carries out the heat dissipation of blowing around to motor body, and the heat is followed the heat dissipation through-hole of bottom half and is dissipated, is favorable to motor body to keep normal work for a long time.

Description

Special permanent magnet integrated motor for efficient EC fan
Technical Field
The application relates to the technical field of motors, in particular to a permanent magnet integrated motor special for an efficient EC fan.
Background
The EC fan refers to a centrifugal fan adopting a digital brushless direct-current outer rotor motor or a centrifugal fan adopting the EC motor. The motor power supply special for the EC fan is a direct-current power supply, a built-in direct-current alternating current, a rotor position feedback motor, a three-phase alternating current motor, a permanent magnet motor and a synchronous motor. The brushless DC motor has greatly simplified structure because the collector ring and the brush for excitation are omitted. Meanwhile, the manufacturability of the motor is improved, the mechanical reliability of the motor in operation is greatly enhanced, and the service life is prolonged.
The invention discloses a high-power motor with good stability in Chinese patent of publication No. CN213879520U, which comprises a motor body, a transmission shaft is arranged at one end of the motor body, a shaft head is arranged at one end of the transmission shaft, a splicing block is fixed at the center of the end face of the transmission shaft, a splicing groove is formed in one end face of the shaft head, one end of the splicing block is inserted into the splicing groove and is connected with the shaft head, fixing grooves are formed in two sides of the splicing block, and mounting blocks are arranged in the fixing grooves.
In the above-mentioned technique, the motor body generally generates more heat in the use process, relies on the heat dissipation of motor body self, can lead to motor body self excessively to be heated and damage, consequently needs to improve.
Disclosure of Invention
In order to solve the problems, the invention provides a permanent magnet integrated motor special for an efficient EC fan.
The technical aim of the invention is realized by the following technical scheme: the utility model provides a special permanent magnetism integration motor of high-efficient EC fan, includes the box, the radiating through hole has been seted up to the bottom half, be provided with the supporting component who is used for supporting motor body in the box, motor body's output shaft runs through the box lateral wall and rotates with the box and be connected, be provided with in the box and be used for supplementary motor body radiating cooling mechanism, cooling mechanism includes cooling component and actuating unit, cooling component is including rotating the axis of rotation of installing on the roof in the box and with the fixed flabellum of axis of rotation lower extreme, actuating unit is used for driving the axis of rotation.
Through adopting above-mentioned technical scheme, in the use, for the motor body of being convenient for dispel the heat to prevent to accelerate motor body's ageing because of motor body is overheated, drive assembly orders about the axis of rotation under the drive effect of motor and rotates, with this makes the flabellum rotate, thereby carries out the heat dissipation of blowing around the motor body, and the heat is followed the heat dissipation through-hole of bottom half and is dispelled, is favorable to the motor body to keep normal work for a long time.
Further, the driving assembly comprises a driving gear fixedly sleeved on an output shaft of the motor body, a rotating rod rotatably mounted on the inner wall of the box body, a driven gear fixedly sleeved on the rotating rod and meshed with the driving gear, a driving bevel gear fixedly sleeved on the end of the rotating rod and a driven bevel gear fixedly sleeved on the rotating shaft and meshed with the driving bevel gear.
Through adopting above-mentioned technical scheme, when using drive assembly to order about the axis of rotation and rotate, the motor body work drives the driving gear and rotates to this drive with the driven gear of driving gear meshing, with the dead lever of driven gear fixed, with the dead lever of dead lever tip fixed initiative bevel gear and with the driven bevel gear of initiative bevel gear meshing all rotate, thereby make axis of rotation and flabellum all rotate, so that the flabellum carries out the heat dissipation of blowing to the motor body.
Further, the intersection department between diapire and the box inner wall is fixed with the water conservancy diversion piece in the box, the water conservancy diversion piece divide into upper portion and lower part, the water conservancy diversion piece upper portion is close to the surface of motor body one side and the water conservancy diversion piece lower part is close to the surface of motor body one side and all inclines to set up, the slope of water conservancy diversion piece upper portion is greater than the slope of water conservancy diversion piece lower part, the water conservancy diversion piece is equipped with two and symmetry setting, the heat dissipation through-hole is located between two water conservancy diversion pieces.
Through adopting above-mentioned technical scheme, the slope of water conservancy diversion piece lower part is less than the slope of water conservancy diversion piece upper portion, and the part wind that blows downwards through the flabellum upwards moves to the circulation of air of motor body bottom has been accelerated, is favorable to motor body to dispel the heat.
Further, two symmetrically arranged installation through holes are formed in the top of the box body in a penetrating mode, and a filter screen matched with the installation through holes is arranged in the installation through holes.
Through adopting above-mentioned technical scheme, the filter screen has played good filtration to the air that gets into in the box from the installation through-hole, has reduced the probability that motor body surface was stained with debris such as dust particle.
Further, the box top is provided with the spacing subassembly that is used for carrying out spacing to the filter screen, the installation cavity has been seted up on the position that the box is inside to be close to the box top, spacing subassembly include with installation cavity clearance fit's limiting plate, with the fixed center pin in limiting plate top, with the fixed gag lever post in center pin top and the epaxial spring of cover locating center, the roof supports tightly in spring upper end and the installation cavity, the spring lower extreme supports tightly with the limiting plate upper surface.
Through adopting above-mentioned technical scheme, in the use, under the effect of spring, gag lever post bottom supports tightly with the filter screen top, has played in the good spacing effect to the filter screen, has strengthened the stability of filter screen in the use.
Further, the clamping groove matched with the limiting rod in a clamping manner is formed in the top of the box body, the limiting groove matched with the limiting rod in a clamping manner is formed in the top of the filter screen, and the handle groove communicated with the clamping groove is further formed in the top of the box body.
Through adopting above-mentioned technical scheme, the setting of joint groove and spacing groove to this makes the gag lever post can hold, has strengthened the planarization at box top. The setting of handle groove is convenient for the staff to mention the gag lever post to rotate the gag lever post, so that the staff takes off the filter screen from the breach of joint groove and clear up or change.
Further, the supporting component comprises a supporting rod fixed with the bottom wall in the box body and a supporting block integrally formed with the upper end of the supporting rod, and an arc-shaped groove matched with the bottom of the motor body is formed in the top of the supporting block.
Further, the cross-sectional area of the supporting block is larger than that of the supporting rod.
Through adopting above-mentioned technical scheme for motor body is unsettled and fixed, has strengthened motor body's radiating effect, is favorable to prolonging motor body's life.
In summary, the invention has the following beneficial effects:
1. in the application, in the use process, in order to facilitate heat dissipation of the motor body, so as to prevent the motor body from aging due to overheat of the motor body, the driving assembly drives the rotating shaft to rotate under the driving action of the motor, so that the fan blades rotate, and therefore, the fan blades perform blowing and heat dissipation around the motor body, and heat is dissipated from the heat dissipation through holes at the bottom of the box body, so that the motor body can keep normal work for a long time;
2. in the application, when the driving assembly is used for driving the rotation shaft to rotate, the motor body works and drives the driving gear to rotate, so that the driven gear meshed with the driving gear, the rotating rod fixed with the driven gear, the driving bevel gear fixed with the end part of the rotating rod and the driven bevel gear meshed with the driving bevel gear are driven to rotate, and therefore the rotation shaft and the fan blade rotate, and the fan blade blows and dissipates heat to the motor body;
3. in this application, joint groove and the setting of spacing groove to this makes the gag lever post can hold, has strengthened the planarization at box top. The setting of handle groove is convenient for the staff to mention the gag lever post to rotate the gag lever post, so that the staff takes off the filter screen from the breach of joint groove and clear up or change.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view showing the structure of the interior of the case according to the embodiment of the present invention;
FIG. 3 is a second schematic view of an embodiment of the present invention for highlighting the interior of a case;
fig. 4 is an enlarged schematic view at a in fig. 3.
Reference numerals in the drawings:
1. a case; 11. a heat dissipation through hole; 12. a mounting cavity; 13. a clamping groove; 14. a handle groove; 15. mounting through holes; 2. a support assembly; 21. a support rod; 22. a support block; 221. an arc-shaped groove; 3. a heat dissipation mechanism; 31. a heat dissipation assembly; 311. a rotating shaft; 312. a fan blade; 32. a drive assembly; 321. a drive gear; 322. a rotating lever; 323. a driven gear; 324. a drive bevel gear; 325. a driven bevel gear; 4. a filter screen; 41. a limit groove; 5. a flow guiding block; 6. a limit component; 61. a limiting plate; 62. a central shaft; 63. a limit rod; 64. a spring; 7. a motor body.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The embodiment of the application discloses a special permanent magnet integrated motor for a high-efficiency EC fan.
As shown in fig. 1 to 4, the permanent magnet integrated motor special for the efficient EC blower comprises a box body 1, a supporting component 2 and a heat dissipation mechanism 3. The box 1 is of a cuboid structure with a hollow inside, the bottom is provided with a heat dissipation through hole 11, the top of the box 1 is provided with two symmetrically arranged installation through holes 15 in a penetrating mode, and the installation through holes 15 are internally provided with a filter screen 4 matched with the installation through holes 15.
The supporting component 2 is arranged in the box body 1 and is used for supporting the motor body 7, an output shaft of the motor body 7 penetrates through the side wall of the box body 1 and is rotationally connected with the box body 1, the supporting component 2 comprises a supporting rod 21 fixed with the inner bottom wall of the box body 1 and a supporting block 22 integrally formed with the upper end of the supporting rod 21, an arc-shaped groove 221 matched with the bottom of the motor body 7 is formed in the top of the supporting block 22, and the cross section area of the supporting block 22 is larger than that of the supporting rod 21.
The heat dissipation mechanism 3 is disposed in the case 1 and is used for assisting the heat dissipation of the motor body 7, the heat dissipation mechanism 3 includes a heat dissipation assembly 31 and a driving assembly 32, and the heat dissipation assembly 31 includes a rotation shaft 311 and a fan blade 312. The rotating shaft 311 is a vertically arranged round rod-shaped structure, the upper end of the rotating shaft 311 is rotationally connected with the inner top wall of the box body 1, and the fan blades 312 are fixed with the lower end of the rotating shaft 311.
The driving assembly 32 is used for driving the rotation shaft 311 to rotate, and the driving assembly 32 includes a driving gear 321, a rotation rod 322, a driven gear 323, a driving bevel gear 324, and a driven bevel gear 325. The axis of the driving gear 321 is coincident with the axis of the rotating shaft 311, and the driving gear 321 is sleeved on the rotating shaft 311 and fixed with the rotating shaft 311. The rotating rod 322 is a round rod-shaped structure with a horizontal axis, the axis of the rotating rod is vertical to the axis of the rotating shaft 311, and the rotating rod 322 is rotatably arranged on the inner wall of the box body 1. The axis of the driven gear 323 coincides with the axis of the rotating rod 322, the driven gear 323 is sleeved on the rotating rod 322 and fixed with the rotating rod 322, and the driven gear 323 is meshed with the driving gear 321. The axis of the drive bevel gear 324 coincides with the axis of the rotating rod 322, which is fixed to the end of the rotating rod 322. The axis of the driven bevel gear 325 coincides with the axis of the rotating shaft 311, the driven bevel gear 325 is sleeved on the rotating shaft 311 and fixed with the rotating shaft 311, and the driven bevel gear 325 is meshed with the driving bevel gear 324. In the use, in order to be convenient for motor body 7 dispel the heat, in order to prevent to accelerate motor body 7 ageing because of motor body 7 is overheated, drive driving gear 321 rotation after the motor body 7 work, with this drive with the driven gear 323 of driving gear 321 meshing, with the fixed dwang 322 of driven gear 323, with the fixed initiative bevel gear 324 of dwang 322 tip and with the driven bevel gear 325 of initiative bevel gear 324 meshing all rotate, thereby make axis of rotation 311 and flabellum 312 all rotate, so that flabellum 312 carries out the heat dissipation of blowing to motor body 7, the heat is followed the heat dissipation through-hole 11 of box 1 bottom and is given out, be favorable to motor body 7 keep normal work for a long time. In the use, filter screen 4 filters the air that gets into in the box 1 from installation through-hole 15, has reduced the probability that motor body 7 surface was stained with debris such as dust particle.
For carrying out the heat dissipation to motor body 7 bottom, the crossing department between diapire and the box 1 inner wall is fixed with guide block 5 in the box 1, guide block 5 divide into upper portion and lower part, guide block 5 upper portion is close to the surface of motor body 7 one side and guide block 5 lower part is close to the surface of motor body 7 one side and all inclines to set up, the slope of guide block 5 upper portion is greater than the slope of guide block 5 lower part, and guide block 5 is equipped with two and symmetry setting, heat dissipation through-hole 11 is located between two guide blocks 5. The slope of the lower part of the guide block 5 is smaller than that of the upper part of the guide block 5, and part of wind blown downwards by the fan blades 312 moves upwards, so that the ventilation of the bottom of the motor body 7 is accelerated, and the heat dissipation of the motor body 7 is facilitated.
For the stability of reinforcing filter screen 4 in the use, box 1 top is provided with and is used for carrying out spacing subassembly 6 to filter screen 4, install chamber 12 has been seted up on the position that box 1 is inside to be close to box 1 top, spacing subassembly 6 include with installation chamber 12 clearance fit's limiting plate 61, with the fixed center pin 62 in limiting plate 61 top, with the fixed gag lever post 63 in center pin 62 top and the spring 64 of cover on center pin 62, spring 64 upper end supports tightly with the roof in the installation chamber 12, and spring 64 lower extreme supports tightly with limiting plate 61 upper surface. In the use, under the effect of spring 64, gag lever post 63 bottom supports tightly with filter screen 4 top, has played good spacing effect to filter screen 4, has strengthened the stability of filter screen 4 in the use.
In this embodiment, the top of the case 1 is provided with a clamping groove 13 matched with the limiting rod 63 in a clamping manner, the top of the filter screen 4 is provided with a limiting groove 41 matched with the limiting rod 63 in a clamping manner, and the top of the case 1 is also provided with a handle groove 14 communicated with the clamping groove 13. The clamping groove 13 and the limiting groove 41 are arranged, so that the limiting rod 63 is accommodated, and the flatness of the top of the box body 1 is enhanced. The handle groove 14 is arranged, so that a worker can lift the limit rod 63 conveniently, and the limit rod 63 is rotated, so that the worker can take down the filter screen 4 from the notch of the clamping groove 13 and clean or replace the filter screen.
The application principle of the permanent magnet integrated motor special for the efficient EC fan in the embodiment is as follows:
in the use, in order to be convenient for motor body 7 dispel the heat, in order to prevent to accelerate motor body 7 ageing because of motor body 7 is overheated, drive driving gear 321 rotation after the motor body 7 work, with this drive with the driven gear 323 of driving gear 321 meshing, with the fixed dwang 322 of driven gear 323, with the fixed initiative bevel gear 324 of dwang 322 tip and with the driven bevel gear 325 of initiative bevel gear 324 meshing all rotate, thereby make axis of rotation 311 and flabellum 312 all rotate, so that flabellum 312 carries out the heat dissipation of blowing to motor body 7, the heat is followed the heat dissipation through-hole 11 of box 1 bottom and is given out, be favorable to motor body 7 keep normal work for a long time.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (8)

1. A special permanent magnet integrated motor for a high-efficiency EC fan is characterized in that: including box (1), radiating through-hole (11) have been seted up to box (1) bottom, be provided with in box (1) and be used for supporting motor body (7) supporting component (2), motor body (7)'s output shaft runs through box (1) lateral wall and rotates with box (1) to be connected, be provided with in box (1) and be used for supplementary motor body (7) radiating cooling machanism (3), cooling machanism (3) include cooling subassembly (31) and actuating assembly (32), cooling subassembly (31) are including rotating axis (311) and flabellum (312) fixed with axis of rotation (311) lower extreme of installing on box (1) inner roof, actuating assembly (32) are used for driving axis of rotation (311) rotation.
2. The permanent magnet integrated motor special for the efficient EC fan, as set forth in claim 1, is characterized in that: the driving assembly (32) comprises a driving gear (321) fixedly sleeved on an output shaft of the motor body (7), a rotating rod (322) rotatably mounted on the inner wall of the box body (1), a driven gear (323) fixedly sleeved on the rotating rod (322) and meshed with the driving gear (321), a driving bevel gear (324) fixedly sleeved on the end part of the rotating rod (322) and a driven bevel gear (325) fixedly sleeved on the rotating shaft (311) and meshed with the driving bevel gear (324).
3. The permanent magnet integrated motor special for the efficient EC fan, as claimed in claim 2, is characterized in that: the utility model discloses a motor, including motor body (7), motor body (5), baffle block (5) are fixed with in the crossing department between diapire and the inner wall of box (1) in box (1), baffle block (5) divide into upper portion and lower part, the surface that motor body (7) one side was close to on baffle block (5) upper portion and the surface that motor body (7) one side was close to on baffle block (5) lower part all slope setting, the slope on baffle block (5) upper portion is greater than the slope of baffle block (5) lower part, baffle block (5) are equipped with two and symmetry setting, heat dissipation through-hole (11) are located between two baffle blocks (5).
4. The permanent magnet integrated motor special for the efficient EC fan, according to claim 3, is characterized in that: two symmetrically arranged installation through holes (15) are formed in the top of the box body (1) in a penetrating mode, and a filter screen (4) matched with the installation through holes (15) is arranged in the installation through holes (15).
5. The permanent magnet integrated motor special for the efficient EC fan, as claimed in claim 4, is characterized in that: the utility model discloses a filter screen, including box (1), box (1) top is provided with spacing subassembly (6) that are used for carrying out spacingly to filter screen (4), install cavity (12) have been seted up on the position that box (1) inside is close to box (1) top, spacing subassembly (6) include with install cavity (12) clearance fit limiting plate (61), with fixed center pin (62) in limiting plate (61) top, with fixed gag lever post (63) in center pin (62) top and cover locate spring (64) on center pin (62), spring (64) upper end is supported tightly with install cavity (12) inner top wall, spring (64) lower extreme is supported tightly with limiting plate (61) upper surface.
6. The permanent magnet integrated motor special for the efficient EC fan, which is disclosed in claim 5, is characterized in that: the utility model discloses a box, including box (1), filter screen (4), handle groove (14) with clamping groove (13) intercommunication are still seted up at box (1) top, box (1) top is offered with gag lever post (63) joint complex clamping groove (13), filter screen (4) top is offered with gag lever post (63) joint complex limiting groove (41).
7. The permanent magnet integrated motor special for the efficient EC fan, which is disclosed in claim 5, is characterized in that: the supporting assembly (2) comprises a supporting rod (21) fixed with the inner bottom wall of the box body (1) and a supporting block (22) integrally formed with the upper end of the supporting rod (21), and an arc-shaped groove (221) matched with the bottom of the motor body (7) is formed in the top of the supporting block (22).
8. The permanent magnet integrated motor special for the efficient EC fan, as claimed in claim 7, is characterized in that: the cross section area of the supporting block (22) is larger than that of the supporting rod (21).
CN202310152512.9A 2023-02-22 2023-02-22 Special permanent magnet integrated motor for efficient EC fan Pending CN116191771A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310152512.9A CN116191771A (en) 2023-02-22 2023-02-22 Special permanent magnet integrated motor for efficient EC fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310152512.9A CN116191771A (en) 2023-02-22 2023-02-22 Special permanent magnet integrated motor for efficient EC fan

Publications (1)

Publication Number Publication Date
CN116191771A true CN116191771A (en) 2023-05-30

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ID=86441933

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310152512.9A Pending CN116191771A (en) 2023-02-22 2023-02-22 Special permanent magnet integrated motor for efficient EC fan

Country Status (1)

Country Link
CN (1) CN116191771A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117228229A (en) * 2023-11-15 2023-12-15 江苏泰隆减速机股份有限公司 Built-in direct-drive roller

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117228229A (en) * 2023-11-15 2023-12-15 江苏泰隆减速机股份有限公司 Built-in direct-drive roller
CN117228229B (en) * 2023-11-15 2024-01-26 江苏泰隆减速机股份有限公司 Built-in direct-drive roller

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Address after: 201400, Zone D and E, 1st Floor, Building 1, No. 1599 Fengpu Avenue, Fengxian District, Shanghai

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Address before: 201400, Zone D and E, 1st Floor, Building 1, No. 1599 Fengpu Avenue, Fengxian District, Shanghai

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