CN111884401A - Dustproof rare earth permanent magnet synchronous motor - Google Patents
Dustproof rare earth permanent magnet synchronous motor Download PDFInfo
- Publication number
- CN111884401A CN111884401A CN202010765694.3A CN202010765694A CN111884401A CN 111884401 A CN111884401 A CN 111884401A CN 202010765694 A CN202010765694 A CN 202010765694A CN 111884401 A CN111884401 A CN 111884401A
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- motor
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- spring
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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
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a dustproof rare earth permanent magnet synchronous motor which comprises a motor cabin, wherein a front cover and a rear cover are respectively arranged at two ends of the motor cabin, a fixing ring is arranged at one end, close to the motor cabin, of the outer side of the front cover, four groups of bolts are uniformly arranged on the outer side of the fixing ring in a threaded manner, the front cover is fixedly connected with the motor cabin through the fixing ring and the bolts, and a mounting frame is uniformly arranged at one end, close to the rear cover, of the inner wall of the motor cabin. According to the invention, through the matching use of the motor bin, the clamping groove, the rear cover, the clamping block, the spring assembly, the limiting ring and the filter screen, when the rear cover is disassembled, the rear cover only needs to be pressed towards the motor bin and then slowly rotated by a few angles, so that the clamping block is separated from the inside of the clamping groove, the fixing effect on the rear cover is removed, the rear cover can be disassembled without unscrewing a plurality of groups of fixing screws, tools are not needed, and the machine is very convenient, thereby greatly improving the overhauling efficiency of maintainers.
Description
Technical Field
The invention relates to the technical field of alternating current motors, in particular to a dustproof rare earth permanent magnet synchronous motor.
Background
The alternating current permanent magnet synchronous motor attracts more and more attention due to a series of advantages of small volume, light weight, high efficiency, energy conservation and the like, and the rare earth permanent magnet synchronous motor has stronger starting torque and overload capacity than the common synchronous motor, and is widely applied to industrial production.
When the current rare earth permanent magnet synchronous motor is not used, because the rear cover of the motor is provided with the exhaust hole, dust in the outside air enters the interior of the motor along with the air flow, so that the internal components of the motor are influenced during working, the heat dissipation effect of the internal components of the motor is also influenced, the dust cannot be prevented from entering the interior of the motor when the motor is not used, and the maintenance frequency of the motor is improved; when the conventional rare earth permanent magnet synchronous motor is disassembled and the rear cover is overhauled, the rear cover can be disassembled by unscrewing a plurality of groups of fixing screws, so that the rear cover is inconvenient and cannot be disassembled quickly, and the overhauling efficiency of maintainers is reduced; meanwhile, most of the current rare earth permanent magnet synchronous motors are provided with heat air exhausted from the external environment through gaps between the motor cabin and the cover, so that the ventilation and cooling effects of the motors are general, the heat dissipation effect of the motors cannot be further improved, the long-time working operation of the motors is not facilitated, and the popularization and the use of the motors are not facilitated.
Disclosure of Invention
The invention aims to provide a dustproof rare earth permanent magnet synchronous motor to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a dustproof rare earth permanent magnet synchronous motor comprises a motor cabin, wherein a front cover and a rear cover are respectively arranged at two ends of the motor cabin, a fixing ring is arranged at one end, close to the motor cabin, of the outer side of the front cover, four groups of bolts are uniformly arranged on the outer side of the fixing ring in a threaded manner, the front cover is fixedly connected with the motor cabin through the fixing ring and the bolts, a mounting frame is uniformly arranged at one end, close to the rear cover, of the inner wall of the motor cabin, bearings are arranged at the central positions of one end, close to each other, of the mounting frame and one end of the front cover, a motor shaft is jointly arranged on the inner side of each bearing, a rotor is arranged at the middle position of the outer side of the motor shaft, a stator winding matched with the rotor is arranged on the inner side wall of the motor cabin, fans are symmetrically arranged at two ends of the outer side, the utility model discloses a motor cover, including back cover, motor cabin, back cover, middle position department of back cover inside wall is provided with the spacing ring of mutually supporting with spring assembly, the inside central point department of putting of keeping away from motor cabin one end of back cover is provided with adjusting part, the one end that the back cover outside is close to the motor cabin evenly is provided with the draw-in groove, the one end that the motor cabin outside is close to the fixture block evenly is provided with the fixture block of mutually supporting with the draw-in groove, the outside of preceding cover is provided with shelters from the subassembly, the.
Preferably, the adjusting component comprises an air inlet hole, an installing plate, a square telescopic rod, supporting rods, an outer sleeve, a limiting circular plate A, a spring A, an inserting hole and a fixing groove, the end of the rear machine cover far away from the motor bin is uniformly provided with an air inlet hole, the central position of the end of the rear machine cover far away from the motor bin is provided with the outer sleeve, the square telescopic rod is arranged inside the outer sleeve, the end of the square telescopic rod close to the motor bin is provided with the limiting circular plate A, the outer side of the square telescopic rod is sleeved with the spring A, one end of the spring A is fixedly connected with the end of the outer sleeve far away from the motor bin, the other end of the spring A is fixedly connected with the limiting circular plate A, one end of the square telescopic rod far away from the motor bin extends to the outer side of the rear machine cover, the end of the outer side of the square telescopic rod, the border position punishment that back cover is close to mounting panel one end do not is provided with the jack and the fixed slot of mutually supporting with the bracing piece, the bracing piece passes the inside that the jack extended to back cover.
Preferably, spring unit includes gyro wheel, movable rod, spacing plectane B, installation pipe and spring B, the one end that the cover evenly was provided with the installation pipe before the inboard motor storehouse was kept away from, and the inside of installation pipe is provided with the movable rod, the one end of movable rod is passed the installation pipe and is provided with the gyro wheel, the one end that the gyro wheel was kept away from to the movable rod is provided with spacing plectane B, the outside cover of movable rod is equipped with spring B, and spring B's one end and the inside one end fixed connection of installation pipe, spring B's the other end and spacing plectane B fixed connection.
Preferably, it includes the lantern ring, venthole, stopper and spacing groove to shelter from the subassembly, the intermediate position department in the preceding cover outside evenly is provided with the venthole, the one end that the motor storehouse was kept away from in the preceding cover outside evenly is provided with the stopper, and the outside cover of preceding cover is equipped with the lantern ring, and the inboard of the lantern ring evenly is provided with the spacing groove of mutually supporting with the stopper.
Preferably, the lantern ring is provided with the concatenation ring near the one end of solid fixed ring, gu fixed ring is provided with the ring groove who mutually supports with the concatenation ring near the one end of the lantern ring.
Preferably, the inner side of the limit ring is provided with a filter screen, and the filter screen is fixedly connected with the limit ring through a fixing screw.
Preferably, a hand wheel is arranged at one end, far away from the spring A, of the square telescopic rod, and anti-skid grains are arranged on the outer side of the hand wheel.
Preferably, the bottom outside the motor cabin is provided with a base, and the four corners of the top of the base are symmetrically provided with fixing holes.
Preferably, the one end that the mounting panel is close to back cover evenly is provided with the rubber buffer of mutually supporting with the inlet port.
Preferably, the shape of the clamping groove is a hook-shaped structure, and the inner side of the clamping groove is provided with a wear-resistant layer.
Compared with the prior art, the invention provides a dustproof rare earth permanent magnet synchronous motor which has the following beneficial effects:
1. according to the invention, through the matched use of the fixing ring, the bolt, the shielding component, the front cover, the rear cover and the adjusting component, when the rare earth permanent magnet synchronous motor is not used, the square telescopic rod can be pulled outwards to enable the supporting rod to be away from the inside of the fixing groove and to be inserted into the inside of the rear cover through the insertion hole, so that the multiple groups of air inlet holes are completely shielded by utilizing the clamping block, and the lantern ring is pushed towards one end close to the motor bin to shield the multiple groups of air outlet holes, so that the inside of the whole motor bin is completely separated from the outside, and external dust is greatly prevented from entering the inside of the motor bin, thereby prolonging the maintenance period of the motor.
2. According to the invention, through the matching use of the motor bin, the clamping groove, the rear cover, the clamping block, the spring assembly, the limiting ring and the filter screen, when the rear cover is disassembled, the rear cover only needs to be pressed towards the motor bin and then slowly rotated by a few angles, so that the clamping block is separated from the inside of the clamping groove, the fixing effect on the rear cover is removed, the rear cover can be disassembled without unscrewing a plurality of groups of fixing screws, tools are not needed, and the machine is very convenient, thereby greatly improving the overhauling efficiency of maintainers.
3. The rare earth permanent magnet synchronous motor has the advantages that the two structures are matched for use, air is fed through the air inlet holes, and is exhausted through the plurality of groups of air outlet holes, so that the flowing speed of air in the whole motor is greatly increased, the heat dissipation effect of the motor is improved, and the rare earth permanent magnet synchronous motor is favorably popularized and used.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of the rear cover of the present invention;
FIG. 4 is a side view of the rear cover of the present invention;
FIG. 5 is a cross-sectional view of an outer sleeve according to the present invention;
FIG. 6 is a cross-sectional view of the spring assembly of the present invention;
FIG. 7 is an enlarged view taken at A of FIG. 2 according to the present invention.
In the figure: 1. a patch panel; 2. a fixing ring; 3. a bolt; 4. a motor shaft; 5. a shielding component; 501. a collar; 502. an air outlet; 503. a limiting block; 504. a limiting groove; 6. a front machine cover; 7. a motor compartment; 8. a base; 9. a card slot; 10. a rear machine cover; 11. an adjustment assembly; 111. an air inlet; 112. mounting a plate; 113. a square telescopic rod; 114. a support bar; 115. an outer sleeve; 116. a limiting circular plate A; 117. a spring A; 118. a jack; 119. fixing grooves; 12. a clamping block; 13. a fan; 14. a stator winding; 15. a bearing; 16. a rotor; 17. a spring assembly; 171. a roller; 172. a movable rod; 173. a limiting circular plate B; 174. installing a pipe; 175. a spring B; 18. a limiting ring; 19. a filter screen; 20. and (7) mounting frames.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a dustproof rare earth permanent magnet synchronous motor comprises a motor bin 7, wherein a front cover 6 and a rear cover 10 are respectively arranged at two ends of the motor bin 7, a base 8 is arranged at the bottom of the outer side of the motor bin 7, fixing holes are symmetrically formed in the positions of four corners of the top of the base 8, a fixing ring 2 is arranged at one end, close to the motor bin 7, of the outer side of the front cover 6, four groups of bolts 3 are uniformly arranged on the outer side of the fixing ring 2 in a threaded manner, the front cover 6 is fixedly connected with the motor bin 7 through the fixing ring 2 and the bolts 3, a mounting frame 20 is uniformly arranged at one end, close to the rear cover 10, of the inner wall of the motor bin 7, a bearing 15 is arranged at the central position of one end, close to each other, of the mounting frame 20 and one end of the front cover 6, a motor shaft 4 is jointly arranged on the inner side of, the two ends of the outer side of the motor shaft 4 are symmetrically provided with fans 13, one end of the motor shaft 4 extends to the outer side of the front machine cover 6,
the end of the inner side of the motor bin 7 far away from the front cover 6 is uniformly provided with a spring assembly 17, the spring assembly 17 comprises a roller 171, a movable rod 172, a limiting circular plate B173, an installation pipe 174 and a spring B175, the end of the inner side of the motor bin 7 far away from the front cover 6 is uniformly provided with the installation pipe 174, the interior of the installation pipe 174 is provided with the movable rod 172, one end of the movable rod 172 penetrates through the installation pipe 174 and is provided with the roller 171, one end of the movable rod 172 far away from the roller 171 is provided with the limiting circular plate B173, the outer side of the movable rod 172 is sleeved with the spring B175, one end of the spring B175 is fixedly connected with one end of the interior of the installation pipe 174, the other end of the spring B175 is fixedly connected with the limiting circular plate B173, a limiting ring 18 matched with the spring assembly 17 is arranged at the middle position of the inner side wall of the rear cover 10, which is beneficial to, the inner side of the limit ring 18 is provided with a filter screen 19, and the filter screen 19 is fixedly connected with the limit ring 18 through a fixing screw.
An adjusting component 11 is arranged at the central position of one end of the rear machine cover 10 far away from the motor bin 7, the adjusting component 11 comprises an air inlet hole 111, an installation plate 112, a square telescopic rod 113, a support rod 114, an outer sleeve 115, a limit circular plate A116, a spring A117, an insertion hole 118 and a fixing groove 119, the end of the rear machine cover 10 far away from the motor bin 7 is uniformly provided with the air inlet hole 111, the central position of one end of the rear machine cover 10 far away from the motor bin 7 is provided with the outer sleeve 115, the square telescopic rod 113 is arranged inside the outer sleeve 115, one end of the square telescopic rod 113 close to the motor bin 7 is provided with the limit circular plate A116, the outer side of the square telescopic rod 113 is sleeved with the spring A117, one end of the spring A117 is fixedly connected with one end of the outer sleeve 115 far away from the motor bin 7, the other end of the spring A117 is fixedly connected with the limit circular, one end that motor storehouse 7 was kept away from to square body telescopic link 113 extends to the outside of back cover 10, the one end that motor storehouse 7 was kept away from in the square body telescopic link 113 outside is provided with mounting panel 112, and mounting panel 112 is close to the border position department of back cover 10 one end and evenly is provided with four group's bracing pieces 114, the one end that mounting panel 112 is close to back cover 10 evenly is provided with the rubber buffer of mutually supporting with inlet port 111, the border position punishment that back cover 10 is close to mounting panel 112 one end do not is provided with jack 118 and the fixed slot 119 of mutually supporting with bracing piece 114, bracing piece 114 passes the inside that jack 118 extends to back cover 10, help closed inlet port 111 when this motor does not use, avoid external dust to enter.
The end of the outer side of the rear cover 10 close to the motor bin 7 is uniformly provided with a clamping groove 9, the clamping groove 9 is in a hook-shaped structure, the inner side of the clamping groove 9 is provided with a wear-resistant layer, the end of the outer side of the motor bin 7 close to the clamping block 12 is uniformly provided with a clamping block 12 matched with the clamping groove 9, the outer side of the front cover 6 is provided with a shielding component 5, the shielding component 5 comprises a lantern ring 501, an air outlet 502, a limiting block 503 and a limiting groove 504, the middle position of the outer side of the front cover 6 is uniformly provided with the air outlet 502, the end of the outer side of the front cover 6 far away from the motor bin 7 is uniformly provided with the limiting block 503, the outer side of the front cover 6 is sleeved with the lantern ring 501, the inner side of the lantern ring 501 is uniformly provided with the limiting groove 504 matched with the limiting block 503, the air outlet 502 is shielded by the lantern ring, one end of the fixing ring 2 close to the lantern ring 501 is provided with an annular clamping groove matched with the splicing ring, and the top of the motor bin 7 is provided with the wiring disc 1.
Embodiment 1, as shown in fig. 1, 2, 3 and 6, when the rear cover 10 needs to be detached to overhaul the inside of the motor, firstly, the whole rear cover 10 is manually pushed towards the direction close to the motor compartment 7, so that the fixture block 12 leaves the part of the internal buckle of the clamping groove 9, and at this time, the limiting ring 18 pushes the movable rod 172 to move slightly towards the inside of the installation pipe 174, and the spring B175 is in an elongated state, and then the rear cover 10 rotates counterclockwise by a certain angle, so that the fixture block 12 gradually leaves from the inside of the clamping groove 9, thereby releasing the fixation of the rear cover 10, and also detaching the rear cover 10 from one end of the motor compartment 7.
The working principle is as follows: before the device is used, before the motor is used, firstly, the lantern ring 501 is pulled towards the direction far away from the motor cabin 7 manually, so that the air outlet hole 502 on the surface of the front cover 6 is exposed, then, the hand wheel is held by hand to pull the square telescopic rod 113 towards the direction far away from the motor cabin 7, so that the supporting rod 114 leaves the inside of the jack 118, in the process, the square telescopic rod 113 is stretched and gradually moves from the inside of the outer sleeve 115, so that the stress of the spring A117 is shortened and elastic potential energy is stored, then, the square telescopic rod 113 is rotated clockwise manually, so that the supporting rod 114 moves to the outer side of the corresponding fixing groove 119, then, the supporting rod 114 is clamped into the inside of the fixing groove 119 by means of the pulling force of the spring A117 on the square telescopic rod 113, so that the mounting plate 112 and the rear cover 10 are supported, external air conveniently enters the inside of the motor cabin 7 from the air inlet, the motor shaft 4 drives the two sets of fans 13 to rotate, outside air enters the rear machine cover 10 through the plurality of sets of air inlet holes 111, then the flowing air enters the motor bin 7 after being filtered by the filter screen 19, components inside the motor bin 7 are cooled by air blowing, and then the air with heat is discharged to the outside environment from the plurality of sets of air outlet holes 502, so that circulation of the air is formed; when the motor is overhauled by disassembling the rear cover 10, the whole rear cover 10 is manually pushed towards the direction close to the motor bin 7, so that the clamping block 12 leaves the part of the clamping groove 9 for clamping, at the moment, the limiting ring 18 pushes the movable rod 172 to move slightly towards the inside of the mounting pipe 174, the spring B175 is in an elongated state, then the rear cover 10 rotates anticlockwise for a certain angle, so that the clamping block 12 gradually leaves from the inside of the clamping groove 9, in the process, the roller 171 rolls on the outer side of the limiting ring 18, and due to the elastic restoring force of the spring B175, the movable rod 172 gradually moves towards the outer side of the mounting pipe 174, so that the rear cover 10 is removed, the rear cover 10 is also disassembled from one end of the motor bin 7, and then a maintenance person is detected to overhaul and maintain the components inside the motor.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a dustproof tombarthite PMSM, includes motor storehouse (7), its characterized in that: the motor structure is characterized in that a front cover (6) and a rear cover (10) are respectively arranged at two ends of the motor cabin (7), one end, close to the motor cabin (7), of the outer side of the front cover (6) is provided with a fixing ring (2), four groups of bolts (3) are arranged on the outer side of the fixing ring (2) in an even threaded mode, the front cover (6) is fixedly connected with the motor cabin (7) through the fixing ring (2) and the bolts (3), a mounting frame (20) is evenly arranged at one end, close to the rear cover (10), of the inner wall of the motor cabin (7), bearings (15) are arranged at the central positions of one end, close to each other, of the mounting frame (20) and one end of the front cover (6), a motor shaft (4) is jointly arranged on the inner side of each bearing (15), a rotor (16) is arranged at the central position of the outer side of the motor shaft (4), a, fans (13) are symmetrically arranged at two ends of the outer side of the motor shaft (4), one end of the motor shaft (4) extends to the outer side of the front machine cover (6), one end of the inner side of the motor bin (7) far away from the front machine cover (6) is uniformly provided with a spring assembly (17), a limiting ring (18) which is matched with the spring component (17) is arranged in the middle of the inner side wall of the rear machine cover (10), an adjusting component (11) is arranged at the central position of one end of the inner part of the rear machine cover (10) far away from the motor cabin (7), one end of the outer side of the rear machine cover (10) close to the motor cabin (7) is uniformly provided with a clamping groove (9), one end of the outer side of the motor bin (7) close to the clamping block (12) is uniformly provided with the clamping block (12) matched with the clamping groove (9), the outside of preceding cover (6) is provided with shelters from subassembly (5), the top in motor storehouse (7) is provided with wiring dish (1).
2. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: the adjusting component (11) comprises an air inlet hole (111), an installing plate (112), a square telescopic rod (113), a supporting rod (114), an outer sleeve (115), a limiting circular plate A (116), a spring A (117), an inserting hole (118) and a fixing groove (119), wherein the end, far away from the motor bin (7), of the rear cover (10) is evenly provided with the air inlet hole (111), the central position, far away from one end of the motor bin (7), of the inner part of the rear cover (10) is provided with the outer sleeve (115), the square telescopic rod (113) is arranged inside the outer sleeve (115), the end, close to the motor bin (7), of the square telescopic rod (113) is provided with the limiting circular plate A (116), the outer side of the square telescopic rod (113) is sleeved with the spring A (117), one end of the spring A (117) is fixedly connected with one end, far away from the, the other end and spacing plectane A (116) fixed connection of spring A (117), the one end that motor storehouse (7) were kept away from in square body telescopic link (113) extends to the outside of back cover (10), the one end that motor storehouse (7) were kept away from in the square body telescopic link (113) outside is provided with mounting panel (112), and mounting panel (112) are close to the border position department of back cover (10) one end and evenly are provided with four group's bracing pieces (114), the border position punishment that back cover (10) are close to mounting panel (112) one end do not is provided with jack (118) and fixed slot (119) of mutually supporting with bracing piece (114), bracing piece (114) pass jack (118) and extend to the inside of back cover (10).
3. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: spring unit (17) include gyro wheel (171), movable rod (172), spacing plectane B (173), installation pipe (174) and spring B (175), the one end that preceding cover (6) were kept away from to motor storehouse (7) inboard evenly is provided with installation pipe (174), and the inside of installation pipe (174) is provided with movable rod (172), the one end of movable rod (172) is passed installation pipe (174) and is provided with gyro wheel (171), the one end that gyro wheel (171) were kept away from in movable rod (172) is provided with spacing plectane B (173), the outside cover of movable rod (172) is equipped with spring B (175), and the one end of spring B (175) and the inside one end fixed connection of installation pipe (174), the other end and spacing plectane B (173) fixed connection of spring B (175).
4. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: the shielding assembly (5) comprises a sleeve ring (501), an air outlet (502), a limiting block (503) and a limiting groove (504), the air outlet (502) is evenly arranged at the middle position of the outer side of the front cover (6), the limiting block (503) is evenly arranged at one end, away from the motor bin (7), of the outer side of the front cover (6), the sleeve ring (501) is sleeved on the outer side of the front cover (6), and the limiting groove (504) matched with the limiting block (503) is evenly arranged on the inner side of the sleeve ring (501).
5. The dustproof rare earth permanent magnet synchronous motor according to claim 4, characterized in that: the one end that the lantern ring (501) is close to solid fixed ring (2) is provided with the concatenation ring, solid fixed ring (2) one end that is close to the lantern ring (501) is provided with the ring groove who mutually supports with the concatenation ring.
6. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: the inner side of the limiting ring (18) is provided with a filter screen (19), and the filter screen (19) is fixedly connected with the limiting ring (18) through a fixing screw.
7. The dustproof rare earth permanent magnet synchronous motor according to claim 2, characterized in that: and a hand wheel is arranged at one end, far away from the spring A (117), of the square telescopic rod (113), and anti-skid lines are arranged on the outer side of the hand wheel.
8. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: the bottom outside the motor bin (7) is provided with a base (8), and four corners of the top of the base (8) are symmetrically provided with fixing holes.
9. The dustproof rare earth permanent magnet synchronous motor according to claim 2, characterized in that: one end of the mounting plate (112) close to the rear cover (10) is uniformly provided with a rubber plug matched with the air inlet hole (111).
10. The dustproof rare earth permanent magnet synchronous motor according to claim 1, characterized in that: the shape of draw-in groove (9) is hook type structure, and the inboard of draw-in groove (9) is provided with the wearing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765694.3A CN111884401A (en) | 2020-08-03 | 2020-08-03 | Dustproof rare earth permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765694.3A CN111884401A (en) | 2020-08-03 | 2020-08-03 | Dustproof rare earth permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111884401A true CN111884401A (en) | 2020-11-03 |
Family
ID=73205462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010765694.3A Withdrawn CN111884401A (en) | 2020-08-03 | 2020-08-03 | Dustproof rare earth permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111884401A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205945329U (en) * | 2016-08-24 | 2017-02-08 | 厦门市勤贤工贸发展有限公司 | Have motor end cover of waterproof dustproof and heat dissipation function concurrently |
| CN206962584U (en) * | 2017-06-26 | 2018-02-02 | 大福泵业有限公司 | Miniature whirlpool water pump rear end cap and fan housing mounting structure |
| CN210780321U (en) * | 2019-12-02 | 2020-06-16 | 深圳微米自动化科技有限公司 | Quick-dismantling structure for motor end cover |
-
2020
- 2020-08-03 CN CN202010765694.3A patent/CN111884401A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205945329U (en) * | 2016-08-24 | 2017-02-08 | 厦门市勤贤工贸发展有限公司 | Have motor end cover of waterproof dustproof and heat dissipation function concurrently |
| CN206962584U (en) * | 2017-06-26 | 2018-02-02 | 大福泵业有限公司 | Miniature whirlpool water pump rear end cap and fan housing mounting structure |
| CN210780321U (en) * | 2019-12-02 | 2020-06-16 | 深圳微米自动化科技有限公司 | Quick-dismantling structure for motor end cover |
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Application publication date: 20201103 |