CN114244006A - Improved damping and noise-reducing large-torque micromotor - Google Patents
Improved damping and noise-reducing large-torque micromotor Download PDFInfo
- Publication number
- CN114244006A CN114244006A CN202111581649.3A CN202111581649A CN114244006A CN 114244006 A CN114244006 A CN 114244006A CN 202111581649 A CN202111581649 A CN 202111581649A CN 114244006 A CN114244006 A CN 114244006A
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- China
- Prior art keywords
- spring
- radiating groove
- seat
- connecting plate
- wall
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-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- 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
-
- 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 an improved vibration-damping noise-reducing large-torque micromotor which comprises a shell, wherein a machine base, a stator and a rotor core are arranged in the shell, and a stator winding is arranged at the top of the stator. Through stabilizing mean and elastic component's setting, can fix the flabellum mount pad on the surface of bull stick through the reverse effort of first spring and second spring, first spring and second spring can carry out the outrigger to the flabellum fixing base through activity post and holding tank, prevent to take place not hard up between flabellum fixing base and the bull stick and lead to heat dissipation flabellum and casing to bump noise appearance, through the setting of cooling lid, the cooperation goes out the fan and can stabilize the heat dissipation to casing inside, and first radiating groove, the setting of second radiating groove and third radiating groove can increase substantially the radiating effect, make and move stably between the inside spare part of casing, thereby prevent noise pollution.
Description
Technical Field
The invention relates to the technical field of micromotors, in particular to an improved damping and noise-reducing large-torque micromotor.
Background
The micro motor is commonly used in a control system or a transmission mechanical load and is used for realizing the functions of detecting, analyzing, calculating, amplifying, executing or converting electromechanical signals or energy and the like;
however, if the internal temperature of the conventional micro-motor is too high during operation, the service life of the whole micro-motor is shortened, noise can be generated inside the micro-motor, and the internal fan is not firmly mounted and collides with the shell to generate noise, so that the connection stability and normal operation of internal parts of the micro-motor are greatly influenced, and noise pollution to a certain degree can be caused.
Disclosure of Invention
The invention aims to provide an improved damping and noise-reducing large-torque micro motor, which realizes the stable installation of a fan blade installation seat through the matching of a stabilizing mechanism and an elastic component so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an improved damping and noise-reducing large-torque micromotor comprises a shell, wherein a base, a stator and a rotor core are arranged in the shell, a stator winding is arranged at the top of the stator, rotor windings are arranged at two ends of the rotor core, one end of one group of the rotor windings is connected with a fixed shaft, a stabilizing bearing is arranged between the fixed shaft and the shell, a bearing sleeve is arranged outside the stabilizing bearing, a belt pulley is arranged at one end of the fixed shaft, a clamping rod is arranged in the shell, a base heating plate is fixedly arranged on the surface of the shell, a heat dissipation cover is arranged at one end of the shell, a rotating rod is fixed on the surface of the other group of the rotor windings through a connecting block, a fan is arranged at one end of the rotating rod, a fan blade mounting seat is arranged on the surface of the rotating rod, and heat dissipation fan blades are arranged on the surface of the fan blade mounting seat, and a stabilizing mechanism is arranged between the fan blade mounting seat and the rotating rod.
Preferably, stabilizing mean includes holding tank, fixing base, activity post and elastic component, the holding tank has been seted up on the surface of flabellum mount pad, the skin weld of bull stick has the fixing base, the activity post plug-in is in the inside of fixing base, be provided with elastic component between activity post and the fixing base, just the equal block of activity post and fixing base is in the inside of holding tank.
Preferably, the elastic assembly comprises a connecting seat, a second spring and a cavity, the cavity is formed in the surface of the movable column, the connecting seat is integrally formed at the bottom of the inner cavity of the fixing seat, the second spring is fixedly mounted at the top of the connecting seat, and one end of the second spring extends into the cavity.
Preferably, a first spring is mounted inside the fixing seat, the outer wall of the first spring is attached to the inner wall of the fixing seat, and the first spring surrounds the surface of the connecting seat.
Preferably, the top of the cavity is welded with a limiting rod, the surface of the connecting seat is provided with a through hole matched with the limiting rod, and the limiting rod is inserted into the through hole.
Preferably, the inner wall integrated into one piece of fixing base has first flange, the outer wall integrated into one piece of activity post has the second flange, first flange and second flange contact each other.
Preferably, the first flange and the second flange are arranged to be of annular structures with the same size, the inner wall of the first flange is attached to the outer wall of the movable column, and the outer wall of the second flange is attached to the inner wall of the fixed seat.
Preferably, the surface of the fan blade mounting seat is detachably provided with a first connecting plate and a second connecting plate, the surface of the first connecting plate is provided with a positioning groove, the surface of the second connecting plate is integrally formed with an inserting tongue matched with the positioning groove, and the inserting tongue is inserted into the positioning groove.
Preferably, threaded holes are formed in the surfaces of the first connecting plate, the second connecting plate and the fan blade mounting seat, and the first connecting plate and the second connecting plate are fixedly connected to the surface of the fan blade mounting seat through the threaded holes and screws.
Preferably, second radiating groove and third radiating groove have been seted up on the surface of cooling lid, the second radiating groove encircles in the surface of third radiating groove, first radiating groove has been seted up to the lateral wall of cooling lid, the inside of first radiating groove, second radiating groove and third radiating groove is inlayed and is equipped with the filter screen.
Compared with the prior art, the invention has the beneficial effects that:
through stabilizing mean and elastic component's setting, can fix the flabellum mount pad on the surface of bull stick through the reverse effort of first spring and second spring, first spring and second spring can carry out the outrigger to the flabellum fixing base through activity post and holding tank, prevent to take place not hard up between flabellum fixing base and the bull stick and lead to heat dissipation flabellum and casing to bump noise appearance, through the setting of cooling lid, the cooperation goes out the fan and can stabilize the heat dissipation to casing inside, and first radiating groove, the setting of second radiating groove and third radiating groove can increase substantially the radiating effect, make and move stably between the inside spare part of casing, thereby prevent noise pollution.
Drawings
FIG. 1 is a schematic view of the internal structure of the housing of the present invention;
FIG. 2 is a schematic view of the connection structure of the first and second connection plates and the fan blade mounting base according to the present invention;
FIG. 3 is a schematic view of a connection structure between a fixed base and a movable post according to the present invention;
fig. 4 is a schematic view of a main structure of the heat dissipation cover of the present invention.
In the figure: 1. a stator winding; 2. a fan outlet; 3. connecting blocks; 4. a fan blade mounting base; 5. a rotating rod; 6. a heat dissipation fan blade; 7. a heat dissipation cover; 8. a machine base; 9. a housing; 10. a rotor winding; 11. a bearing housing; 12. a fixed shaft; 13. a belt pulley; 14. stabilizing the bearing; 15. a rotor core; 16. a stator; 17. the engine base heat dissipation plate; 18. a first connecting plate; 19. positioning a groove; 20. accommodating grooves; 21. a fixed seat; 22. a movable post; 23. a threaded hole; 24. a second connecting plate; 25. inserting a tongue; 26. a connecting seat; 27. a first spring; 28. a first flange; 29. a second spring; 30. a cavity; 31. a limiting rod; 32. a second flange; 33. a through hole; 34. a first heat sink; 35. a second heat sink; 36. and a third heat sink.
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 to 4, the present invention provides a technical solution: an improved vibration-damping noise-reducing large-torque micromotor comprises a shell 9;
a base 8, a stator 16 and a rotor core 15 are arranged in the shell 9, a stator winding 1 is arranged on the top of the stator 16, rotor windings 10 are arranged at two ends of the rotor core 15, and one end of one group of rotor windings 10 is connected with a fixed shaft 12, a stable bearing 14 is arranged between the fixed shaft 12 and the shell 9, a bearing sleeve 11 is arranged outside the stable bearing 14, one end of the fixed shaft 12 is provided with a belt pulley 13, a clamping rod is arranged inside the shell 9, the surface of the shell 9 is fixedly provided with a base radiating plate 17, one end of the shell 9 is provided with a radiating cover 7, a rotating rod 5 is fixed on the surface connecting block 3 of the other group of rotor windings 10, a fan 2 is installed at one end of the rotating rod 5, a fan blade mounting seat 4 is arranged on the surface of the rotating rod 5, a heat dissipation fan blade 6 is arranged on the surface of the fan blade mounting seat 4, and a stabilizing mechanism is arranged between the fan blade mounting seat 4 and the rotating rod 5;
the stabilizing mechanism comprises an accommodating groove 20, a fixed seat 21, a movable column 22 and an elastic component, the accommodating groove 20 is formed in the surface of the fan blade mounting seat 4, the fixed seat 21 is welded on the surface of the rotating rod 5, the movable column 22 is inserted into the fixed seat 21, the elastic component is arranged between the movable column 22 and the fixed seat 21, the movable column 22 and the fixed seat 21 are clamped in the accommodating groove 20, and the heat dissipation fan blade 6 can be more stably fixed through the arrangement of the stabilizing mechanism and cannot collide with the shell 9 to generate noise when rotating;
the elastic assembly comprises a connecting seat 26, a second spring 29 and a cavity 30, the cavity 30 is formed in the surface of the movable column 22, the connecting seat 26 is integrally formed at the bottom of the inner cavity of the fixing seat 21, the second spring 29 is fixedly mounted at the top of the connecting seat 26, one end of the second spring 29 extends into the cavity 30, and the movable column 22 can be clamped in the accommodating groove 20 through the arrangement of the elastic assembly, so that the connection between the rotating rod 5 and the fan blade mounting seat 4 is more stable;
a first spring 27 is installed inside the fixed seat 21, the outer wall of the first spring 27 is attached to the inner wall of the fixed seat 21, the first spring 27 surrounds the surface of the connecting seat 26, and the first spring 27 can cooperate with a second spring 29 to drive the movable column 22 to move reversely, so that the stable installation of the fan blade installation seat 4 is realized;
the top of the cavity 30 is welded with a limiting rod 31, the surface of the connecting seat 26 is provided with a through hole 33 matched with the limiting rod 31, the limiting rod 31 is inserted into the through hole 33, the limiting rod 31 is driven to synchronously move in the through hole 33 when the movable column 22 moves, and the movable column 22 is limited through the matching of the limiting rod 31 and the through hole 33;
a first rib 28 is integrally formed on the inner wall of the fixed seat 21, a second rib 32 is integrally formed on the outer wall of the movable column 22, the first rib 28 and the second rib 32 are in contact with each other, and the first rib 28 and the second rib 32 are arranged to prevent the movable column 22 from being separated from the inside of the fixed seat 21;
the first rib 28 and the second rib 32 are arranged into annular structures with the same size, the inner wall of the first rib 28 is attached to the outer wall of the movable column 22, and the outer wall of the second rib 32 is attached to the inner wall of the fixed seat 21, so that the movable column 22 cannot be clamped inside the fixed seat 21 when moving;
a first connecting plate 18 and a second connecting plate 24 are detachably mounted on the surface of the fan blade mounting seat 4, a positioning groove 19 is formed in the surface of the first connecting plate 18, an inserting tongue 25 matched with the positioning groove 19 is integrally formed in the surface of the second connecting plate 24, the inserting tongue 25 is inserted into the positioning groove 19, the first connecting plate 18 and the second connecting plate 24 can shield the accommodating groove 20, and the fixed seat 21 and the movable column 22 are prevented from being separated from the accommodating groove 20;
threaded holes 23 are formed in the surfaces of the first connecting plate 18, the second connecting plate 24 and the fan blade mounting seat 4, the first connecting plate 18 and the second connecting plate 24 are fixedly connected to the surface of the fan blade mounting seat 4 through the threaded holes 23 and screws, and the first connecting plate 18 and the second connecting plate 24 are detachably connected with the fan blade mounting seat 4 through the screws and the threaded holes 23, so that the fan blade mounting seat 4 can be conveniently mounted and dismounted;
second radiating groove 35 and third radiating groove 36 have been seted up on the surface of cooling lid 7, and second radiating groove 35 encircles in the surface of third radiating groove 36, and first radiating groove 34 has been seted up to the lateral wall of cooling lid 7, and the filter screen is inlayed in the inside of first radiating groove 34, second radiating groove 35 and third radiating groove 36, and the setting of filter screen can filter the dust in the outside air, prevents that the dust from getting into the normal operating that casing 9 influences inside spare part.
The structure principle is as follows: fixing base 21 and activity post 22 block in the inside back of holding tank 20, because holding tank 20's length is not enough to hold fixing base 21 and activity post 22, activity post 22 must be to the inside one section distance that removes of fixing base 21, activity post 22 can drive gag lever post 31 and remove in the inside of through-hole 33 this moment, and can compress first spring 27 and second spring 29 simultaneously, first spring 27 and second spring 29 can fix activity post 22 inside holding tank 20 through the elastic potential energy of self this moment, thereby make bull stick 5 stabilize and drive flabellum mount pad 4, first radiating groove 34, the setting of second radiating groove 35 and third radiating groove 36 can dispel the heat to casing 9 inside jointly, so that the steady operation of the inside spare part of casing 9.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a little motor of big moment of torsion of improved generation vibration/noise reduction, includes casing (9), its characterized in that: the motor is characterized in that a base (8), a stator (16) and a rotor core (15) are arranged inside the shell (9), a stator winding (1) is arranged at the top of the stator (16), rotor windings (10) are arranged at two ends of the rotor core (15), one end of each rotor winding (10) is connected with a fixed shaft (12), a stabilizing bearing (14) is arranged between each fixed shaft (12) and the shell (9), a bearing sleeve (11) is arranged outside each stabilizing bearing (14), a belt pulley (13) is arranged at one end of each fixed shaft (12), a clamping rod is arranged inside the shell (9), a base radiating plate (17) is fixedly arranged on the surface of the shell (9), a radiating cover (7) is arranged at one end of the shell (9), and a rotating rod (5) is fixed on the surface of the rotor windings (10) through a connecting block (3), fan (2) are installed to the one end of bull stick (5), the surface of bull stick (5) is provided with flabellum mount pad (4), the surface of flabellum mount pad (4) is provided with heat dissipation flabellum (6), be provided with stabilizing mean between flabellum mount pad (4) and bull stick (5).
2. The improved vibration and noise reducing high-torque micro-motor according to claim 1, wherein: stabilizing mean includes holding tank (20), fixing base (21), activity post (22) and elastic component, holding tank (20) have been seted up on the surface of flabellum mount pad (4), the skin weld of bull stick (5) has fixing base (21), activity post (22) are pegged graft in the inside of fixing base (21), be provided with elastic component between activity post (22) and fixing base (21), just activity post (22) and fixing base (21) all block in the inside of holding tank (20).
3. The improved vibration and noise reduction high-torque micro-motor according to claim 2, wherein: the elastic component comprises a connecting seat (26), a second spring (29) and a cavity (30), the cavity (30) is formed in the surface of the movable column (22), the connecting seat (26) is integrally formed at the bottom of the inner cavity of the fixing seat (21), the second spring (29) is fixedly mounted at the top of the connecting seat (26), and one end of the second spring (29) extends into the cavity (30).
4. The improved vibration and noise reducing high-torque micro-motor according to claim 3, wherein: the inner portion of the fixing seat (21) is provided with a first spring (27), the outer wall of the first spring (27) is attached to the inner wall of the fixing seat (21), and the first spring (27) surrounds the surface of the connecting seat (26).
5. The improved vibration and noise reduction high-torque micro-motor according to claim 4, wherein: the top welding of cavity (30) has gag lever post (31), the surface of connecting seat (26) is seted up with gag lever post (31) assorted through-hole (33), gag lever post (31) are pegged graft in the inside of through-hole (33).
6. The improved vibration and noise reduction high-torque micro-motor according to claim 5, wherein: the inner wall integrated into one piece of fixing base (21) has first flange (28), the outer wall integrated into one piece of activity post (22) has second flange (32), first flange (28) and second flange (32) contact each other.
7. The improved vibration and noise reducing high-torque micro-motor according to claim 6, wherein: the first retaining edge (28) and the second retaining edge (32) are arranged to be of annular structures with the same size, the inner wall of the first retaining edge (28) is attached to the outer wall of the movable column (22), and the outer wall of the second retaining edge (32) is attached to the inner wall of the fixed seat (21).
8. The improved vibration and noise reducing high-torque micro-motor according to claim 1, wherein: the surface of the fan blade mounting seat (4) is detachably provided with a first connecting plate (18) and a second connecting plate (24), the surface of the first connecting plate (18) is provided with a positioning groove (19), the surface of the second connecting plate (24) is integrally formed with an inserting tongue (25) matched with the positioning groove (19), and the inserting tongue (25) is inserted into the positioning groove (19).
9. The improved vibration and noise reducing high-torque micro-motor according to claim 8, wherein: threaded holes (23) are formed in the surfaces of the first connecting plate (18), the second connecting plate (24) and the fan blade mounting seat (4), and the first connecting plate (18) and the second connecting plate (24) are fixedly connected to the surface of the fan blade mounting seat (4) through the threaded holes (23) and screws.
10. The improved vibration and noise reducing high-torque micro-motor according to claim 1, wherein: second radiating groove (35) and third radiating groove (36) have been seted up on the surface of cooling lid (7), second radiating groove (35) encircle in the surface of third radiating groove (36), first radiating groove (34) have been seted up to the lateral wall of cooling lid (7), the inside of first radiating groove (34), second radiating groove (35) and third radiating groove (36) is inlayed and is equipped with the filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581649.3A CN114244006A (en) | 2021-12-22 | 2021-12-22 | Improved damping and noise-reducing large-torque micromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581649.3A CN114244006A (en) | 2021-12-22 | 2021-12-22 | Improved damping and noise-reducing large-torque micromotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114244006A true CN114244006A (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111581649.3A Pending CN114244006A (en) | 2021-12-22 | 2021-12-22 | Improved damping and noise-reducing large-torque micromotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114244006A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09103048A (en) * | 1995-10-05 | 1997-04-15 | Shibaura Eng Works Co Ltd | Commutator motor |
| CN208209697U (en) * | 2018-04-26 | 2018-12-07 | 天津华顺机电设备维修有限公司 | A kind of good generator of heat dissipation performance |
| CN208767922U (en) * | 2018-08-14 | 2019-04-19 | 东莞市超颖电机科技有限公司 | A kind of accurate drag cup motor with moisture-proof function |
| CN209344915U (en) * | 2018-12-28 | 2019-09-03 | 揭阳市弘嘉友实业有限公司 | A kind of rotor reducing motor inner rotation noise |
| CN112165219A (en) * | 2020-09-24 | 2021-01-01 | 苏州市安朋机电有限公司 | Novel motor |
| CN214479903U (en) * | 2021-03-04 | 2021-10-22 | 咸阳新宝磁性材料有限公司 | Convenient radiating electric motor rotor assembly |
-
2021
- 2021-12-22 CN CN202111581649.3A patent/CN114244006A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09103048A (en) * | 1995-10-05 | 1997-04-15 | Shibaura Eng Works Co Ltd | Commutator motor |
| CN208209697U (en) * | 2018-04-26 | 2018-12-07 | 天津华顺机电设备维修有限公司 | A kind of good generator of heat dissipation performance |
| CN208767922U (en) * | 2018-08-14 | 2019-04-19 | 东莞市超颖电机科技有限公司 | A kind of accurate drag cup motor with moisture-proof function |
| CN209344915U (en) * | 2018-12-28 | 2019-09-03 | 揭阳市弘嘉友实业有限公司 | A kind of rotor reducing motor inner rotation noise |
| CN112165219A (en) * | 2020-09-24 | 2021-01-01 | 苏州市安朋机电有限公司 | Novel motor |
| CN214479903U (en) * | 2021-03-04 | 2021-10-22 | 咸阳新宝磁性材料有限公司 | Convenient radiating electric motor rotor assembly |
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