CN112821672A - Direct-current brushless servo motor - Google Patents
Direct-current brushless servo motor Download PDFInfo
- Publication number
- CN112821672A CN112821672A CN202110208433.6A CN202110208433A CN112821672A CN 112821672 A CN112821672 A CN 112821672A CN 202110208433 A CN202110208433 A CN 202110208433A CN 112821672 A CN112821672 A CN 112821672A
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- China
- Prior art keywords
- heat dissipation
- block
- ratchet
- servo motor
- brushless servo
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a direct-current brushless servo motor which comprises a supporting base, a stator core, a stator winding and a rotor, wherein a shell is fixed on the top surface of the supporting base, the stator core is arranged inside the shell, the stator winding is arranged inside the stator core, the rotor is arranged inside the stator winding, a motor shaft is arranged inside the rotor, and a fan cover is fixed at one end of the shell. This brushless servo motor of direct current, drive the ratchet clockwise rotation during motor shaft corotation, make the ratchet remove with the meshing of ratchet, and promote the ratchet and rotate through the back shaft, thereby make the back shaft drive adjustable fender rotate, make and open the louvre and carry out the heat dissipation work, when the motor shaft stall simultaneously, it is rotatory to drive adjustable fender through spiral spring and reset, make automatic close the louvre, avoided the dust to flow into inside the motor through the louvre, thereby reach dustproof work.
Description
Technical Field
The invention relates to the technical field of direct current brushless motors, in particular to a direct current brushless servo motor.
Background
The brushless motor is also called as an alternating current squirrel-cage asynchronous motor, which is originally produced in the nineteenth century, and the motor is widely applied at that time, but the asynchronous motor has many defects which cannot be overcome, so that the motor technology is slowly developed, along with the development and progress of the society, until a transistor is produced in the middle of the last century, so that a direct current brushless motor which adopts a transistor reversing circuit to replace an electric brush and a commutator is produced, the novel brushless motor is called as a direct current brushless motor, and the direct current brushless motors have various types, including a direct current brushless servo motor, but the existing direct current brushless servo motor generally has the following problems when in use;
1. the existing direct current brushless servo motor can drive fan blades to dissipate heat after being started, but is not beneficial to dust prevention work after being stopped, so that dust is easy to accumulate in the motor and at a heat dissipation outlet, the heat dissipation outlet is easy to block, the effect of subsequent heat dissipation work is reduced, meanwhile, accumulated dust can cause the motor to easily break down when being started, and the service life of the motor is further reduced;
2. inconvenient maintenance work to the thermovent to the staff change the working strength of work has been increased, if not timely change after the thermovent takes place to damage simultaneously, lead to the work of dispelling the heat easily and can't carry out normal operating, then make the inside high temperature of motor take place to damage easily.
We have therefore proposed a dc brushless servo motor in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a direct-current brushless servo motor, which solves the problems that the existing direct-current brushless servo motor provided by the background technology can drive fan blades to dissipate heat after being started, but is not beneficial to dust prevention work after being stopped, dust is easy to accumulate in the motor and at a heat dissipation outlet, so that the heat dissipation outlet is easy to block, the subsequent heat dissipation effect is reduced, meanwhile, accumulated dust can easily cause faults when the motor is started, the service life of the motor is further reduced, the maintenance and replacement work of a heat dissipation port is inconvenient, the working strength of replacement work of workers is increased, and if the heat dissipation port is not timely replaced after being damaged, the heat dissipation work can not be normally operated easily, and the internal temperature of the motor is easy to damage.
In order to achieve the purpose, the invention provides the following technical scheme: a direct-current brushless servo motor comprises a supporting base, a stator core, a stator winding and a rotor, wherein a shell is fixed on the top surface of the supporting base, the stator core is arranged in the shell, the stator winding is arranged in the stator core, the rotor is arranged in the stator winding, a motor shaft is arranged in the rotor, a fan cover is fixed at one end of the shell, a connecting flange is arranged at one end, extending into the fan cover, of the motor shaft, fan blades are fixed on the surface of the connecting flange, a driven shaft is fixed at one end of the connecting flange, a ratchet wheel is connected at one end, away from the connecting flange, of the driven shaft, a connecting groove is formed in the inner side of one end of the fan cover, a positioning block is arranged in one end of the fan cover, a heat dissipation fixing plate is connected in the positioning block, and a central supporting block is fixed, the utility model discloses a heat dissipation device, including connecting groove, movable block, scroll spring, support shaft, movable baffle, ratchet and ratchet, the internal connection of connecting groove has the connecting rod, and the one end that the connecting rod kept away from the connecting groove contacts with the movable block through the spacing groove, the holding tank has been seted up to the inside of movable block, and the inside of holding tank is provided with the connecting block, scroll spring has been cup jointed on the surface of connecting block, and the center of connecting block is provided with the support shaft, the one end of support shaft is fixed with adjustable fender, and one side that adjustable fender kept away from the support.
Preferably, the positioning block is made of rubber, the positioning block and the heat dissipation fixing plate are of an integrated structure, and the outer side of the heat dissipation fixing plate is attached to the inner side of the fan cover.
Preferably, the surface of the heat dissipation fixing plate is provided with heat dissipation holes in a penetrating manner, the heat dissipation holes are in a sickle shape, and the heat dissipation holes are distributed at equal angles relative to the axial center line of the heat dissipation fixing plate.
Preferably, the one end of connecting rod is passed through spread groove and fan casing sliding connection, and the other end of connecting rod passes through spacing groove and movable block through connection to the side of spacing groove is the arc form, and the equal angular distribution of axial central line of spacing groove about the movable block simultaneously.
Preferably, the grip block is installed in the inboard integration of connecting rod, and the front view of connecting rod and grip block is vertical distribution to the grip block look sideways at for the arc form, and the inboard of grip block is laminated each other with the outside of heat dissipation fixed plate simultaneously.
Preferably, the front view of the connecting block is an I-shaped structure, the connecting block and the supporting shaft are in through connection, and the connecting block and the accommodating groove form a rotating structure through a volute spiral spring.
Preferably, the movable baffle forms a linkage structure with the ratchet through the support shaft, the ratchet is meshed with the ratchet wheel, and the ratchet is distributed at equal angles relative to the axial center line of the ratchet wheel.
Preferably, the number of the movable baffle is consistent with that of the heat dissipation holes, the movable baffle is matched with the heat dissipation holes, and the movable baffle form a rotating structure through a support shaft.
Preferably, be integral structure between adjustable fender and the clearance brush, and the clearance brush is kept away from adjustable fender's one end and is stretched into the inside of louvre to the clearance brush is elastic construction, and the inboard of clearance brush and louvre is laminated each other simultaneously.
Compared with the prior art, the invention has the beneficial effects that: the DC brushless servo motor;
1. when the motor shaft rotates forwards, the ratchet wheel is driven to rotate clockwise, the ratchet wheel is disengaged from the ratchet teeth, the ratchet teeth are pushed to rotate through the support shaft, the support shaft drives the movable baffle to rotate, the radiating holes are opened to perform radiating work, meanwhile, when the motor shaft stops rotating, the movable baffle is driven to reset and rotate through the volute spiral spring, the radiating holes are automatically closed, dust is prevented from flowing into the motor through the radiating holes, and therefore dust prevention work is achieved;
2. when the motor shaft is reversed, the ratchet wheel is meshed with the ratchet, so that the motor shaft drives the movable block to rotate, the movable block drives the connecting rod to slide under extrusion of the limiting groove, the clamping block is enabled to remove positioning of the heat dissipation fixing plate, the heat dissipation fixing plate is favorable for timely replacement of the heat dissipation fixing plate after damage, and normal heat dissipation of the motor is prevented from being influenced.
Drawings
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic diagram of a right-view connection structure of the clamping block and the heat-dissipating fixing plate according to the present invention;
FIG. 4 is a right-view connection structure of the ratchet and the ratchet according to the present invention;
FIG. 5 is a schematic view of the front view connection structure of the connecting rod and the clamping block of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 5 according to the present invention;
FIG. 7 is a side view of the connecting block and the spiral spring of the present invention.
In the figure: 1. a support base; 2. a housing; 3. a stator core; 4. a stator winding; 5. a rotor; 6. a motor shaft; 7. a fan housing; 8. a connecting flange; 9. a fan blade; 10. a driven shaft; 11. a ratchet wheel; 12. connecting grooves; 13. positioning blocks; 14. a heat dissipation fixing plate; 15. a central support block; 16. a connecting rod; 17. a limiting groove; 18. a movable block; 19. accommodating grooves; 20. connecting blocks; 21. a volute spiral spring; 22. a support shaft; 23. a movable baffle; 24. cleaning a brush; 25. a ratchet; 26. heat dissipation holes; 27. and (4) clamping the block.
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 direct current brushless servo motor comprises a supporting base 1, a shell 2, a stator core 3, a stator winding 4, a rotor 5, a motor shaft 6, a fan cover 7, a connecting flange 8, a fan blade 9, a driven shaft 10, a ratchet wheel 11, a connecting groove 12, a positioning block 13, a heat dissipation fixing plate 14, a central supporting block 15, a connecting rod 16, a limiting groove 17, a movable block 18, a containing groove 19, a connecting block 20, a volute spring 21, a supporting shaft 22, a movable baffle plate 23, a cleaning brush 24, a ratchet 25, a heat dissipation hole 26 and a clamping block 27, wherein the top surface of the supporting base 1 is fixed with the shell 2, the stator core 3 is arranged in the shell 2, the stator winding 4 is arranged in the stator core 3, the rotor 5 is arranged in the stator winding 4, the motor shaft 6 is arranged in the rotor 5, the fan cover 7 is fixed at one end of the shell 2, the connecting flange 8 is arranged at one end of the motor, the surface of the connecting flange 8 is fixed with fan blades 9, one end of the connecting flange 8 is fixed with a driven shaft 10, one end of the driven shaft 10, which is far away from the connecting flange 8, is connected with a ratchet wheel 11, the inner side of one end of the fan cover 7 is provided with a connecting groove 12, a positioning block 13 is arranged inside one end of the fan cover 7, a heat dissipation fixing plate 14 is connected inside the positioning block 13, a center supporting block 15 is fixed at the center of the heat dissipation fixing plate 14, the connecting groove 12 is connected inside the connecting groove 16, one end of the connecting rod 16, which is far away from the connecting groove 12, is contacted with the movable block 18 through a limiting groove 17, an accommodating groove 19 is arranged inside the movable block 18, a connecting block 20 is arranged inside the accommodating groove 19, a volute spring 21 is sleeved on the surface of the connecting block 20, a supporting shaft 22 is arranged at the center of the connecting block 20, one end of, the other end of the support shaft 22 is in contact with the ratchet 11 through the ratchet 25.
The positioning block 13 is made of rubber, the positioning block 13 and the heat dissipation fixing plate 14 are integrated, the outer side of the heat dissipation fixing plate 14 is attached to the inner side of the fan cover 7, and preliminary positioning work on the heat dissipation fixing plate 14 through the positioning block 13 is facilitated.
The surface of the heat dissipation fixing plate 14 is penetrated and provided with heat dissipation holes 26, the heat dissipation holes 26 are in a sickle shape, and the heat dissipation holes 26 are distributed at equal angles relative to the axial center line of the heat dissipation fixing plate 14, so that the heat dissipation and ventilation work of the interior of the motor through the heat dissipation holes 26 is facilitated.
Connecting groove 12 and fan casing 7 sliding connection are passed through to connecting rod 16's one end, and connecting rod 16's the other end passes through spacing groove 17 and movable block 18 through connection to spacing groove 17 looks sideways at for the arc form, and spacing groove 17 is simultaneously about the angular distribution such as the axial centerline of movable block 18, and extrusion connecting rod 16 slides through connecting groove 12 when having made things convenient for spacing groove 17 to rotate.
Connecting block 20 is just seeing as "worker" font structure, and is through connection between connecting block 20 and the back shaft 22 to connecting block 20 passes through volute spiral spring 21 and holds 19 constitution revolution mechanic of groove, has made things convenient for and has carried on spacingly to back shaft 22 through connecting block 20, and elasticity through volute spiral spring 21 is passed through simultaneously down, is favorable to driving connecting block 20 and the rotation that resets of back shaft 22.
The movable baffle 23 forms a linkage structure through the support shaft 22 and the ratchet 25, the ratchet 25 is meshed with the ratchet 11, the ratchet 25 is distributed at equal angles relative to the axial center line of the ratchet 11, the movable baffle 23 is driven to rotate through the support shaft 22 when the ratchet 25 rotates, accordingly, the heat dissipation holes 26 are opened conveniently, and meanwhile, when the subsequent support shaft 22 resets and rotates, automatic work of closing the heat dissipation holes 26 is facilitated.
The quantity of adjustable fender 23 and louvre 26 is unanimous, and identical between adjustable fender 23 and the louvre 26 to adjustable fender 23 passes through back shaft 22 and adjustable fender 23 and constitutes revolution mechanic, has made things convenient for adjustable fender 23 to shelter from louvre 26, thereby is favorable to carrying out dustproof work, avoids the inside dust that gets into of motor to lead to influencing the heat dissipation work.
Be integral structure between adjustable fender 23 and the clearance brush 24, and the one end that adjustable fender 23 was kept away from to clearance brush 24 stretches into the inside of louvre 26 to clearance brush 24 is elastic construction, and clearance brush 24 is laminated each other with louvre 26's inboard simultaneously, has made things convenient for adjustable fender 23 to drive clearance brush 24 when rotatory and has cleared up louvre 26, takes place to fall into the dust phenomenon in avoiding louvre 26.
The working principle of the embodiment is as follows: according to the drawings of fig. 1 and 3-7, firstly, the supporting base 1 is placed at a proper position, then the stator winding 4 inside the stator core 3 is connected with an external power supply, and the operation of the stator winding 4 is controlled by an internal driver, so that the stator winding 4 drives the motor shaft 6 to rotate forward through the electromagnetic induction law, when the motor shaft 6 rotates forward, the fan blades 9 inside the fan cover 7 are driven to rotate through the connecting flange 8, meanwhile, the connecting flange 8 drives the ratchet wheel 11 to rotate clockwise through the driven shaft 10, so that the ratchet wheel 11 is disengaged from the ratchet 25 and pushes the ratchet wheel 25 to drive the supporting shaft 22 to rotate, so that the supporting shaft 22 drives the movable baffle plate 23 to rotate, after the movable baffle plate 23 rotates, the radiating holes 26 are opened, thereby, after the fan blades 9 discharge hot air through the radiating holes 26, the radiating work is carried out, and simultaneously, when the movable baffle plate, the cleaning brush 24 can automatically clean the heat dissipation holes 26, meanwhile, the support shaft 22 can be driven to rotate when rotating, the connection block 20 can be driven to deform the volute spiral spring 21 by the connection block 20, when the subsequent motor shaft 6 stops running, the support shaft 22 can be driven to reset and rotate by the connection block 20 under the elastic action of the volute spiral spring 21, so that one end of the support shaft 22 can drive the ratchet 25 to keep contact with the ratchet wheel 11, meanwhile, the other end of the support shaft 22 can drive the movable baffle 23 to reset and rotate, then the heat dissipation holes 26 can be automatically closed, dust prevention can be facilitated, and the influence on the use of the motor and the normal heat dissipation work of the fan blades 9 caused by dust falling into the motor can be avoided;
according to the fig. 1-5, when the heat dissipation fixing plate 14 is damaged and needs to be maintained and replaced, the worker controls the motor shaft 6 to rotate reversely, so that the motor shaft 6 drives the ratchet 11 to rotate counterclockwise, so that the ratchet 11 drives the movable block 18 to rotate through the engagement of the ratchet 25, and then the movable block 18 extrudes one end of the connecting rod 16 through the limiting groove 17 when rotating, so that the other end of the connecting rod 16 slides through the connecting groove 12, so that the other end of the connecting rod 16 drives the clamping block 27 to release the clamping and positioning work on the clamping block 27, and then the central supporting block 15 is pulled, so that the central supporting block 15 drives the heat dissipation fixing plate 14 to extrude the positioning block 13 to contract, thereby completing the disassembly of the heat dissipation fixing plate 14, thereby realizing the quick disassembly and assembly of the heat dissipation fixing plate 14, and avoiding, thereby causing a phenomenon in which the internal temperature is excessively high and damage occurs.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a brushless servo motor of direct current, includes support base (1), stator core (3), stator winding (4) and rotor (5), its characterized in that: the top surface of the supporting base (1) is fixed with a shell (2), a stator core (3) is arranged inside the shell (2), a stator winding (4) is arranged inside the stator core (3), a rotor (5) is arranged inside the stator winding (4), a motor shaft (6) is arranged inside the rotor (5), a fan cover (7) is fixed at one end of the shell (2), a connecting flange (8) is arranged at one end, extending into the fan cover (7), of the motor shaft (6), fan blades (9) are fixed on the surface of the connecting flange (8), a driven shaft (10) is fixed at one end of the connecting flange (8), one end, far away from the connecting flange (8), of the driven shaft (10) is connected with a ratchet wheel (11), a connecting groove (12) is formed in the inner side of one end of the fan cover (7), and a positioning block (13) is arranged inside one end of the fan cover (7), a heat dissipation fixing plate (14) is connected inside the positioning block (13), a central supporting block (15) is fixed at the center of the heat dissipation fixing plate (14), a connecting rod (16) is connected inside the connecting groove (12), and one end of the connecting rod (16) far away from the connecting groove (12) is contacted with the movable block (18) through a limiting groove (17), the movable block (18) is internally provided with an accommodating groove (19), and a connecting block (20) is arranged inside the accommodating groove (19), the surface of the connecting block (20) is sleeved with a volute spiral spring (21), a supporting shaft (22) is arranged at the center of the connecting block (20), a movable baffle plate (23) is fixed at one end of the supporting shaft (22), and one side of the movable baffle plate (23) far away from the supporting shaft (22) is contacted with the heat dissipation fixing plate (14) through a cleaning brush (24), the other end of the supporting shaft (22) is contacted with the ratchet wheel (11) through the ratchet (25).
2. A dc brushless servo motor as defined in claim 1, wherein: the positioning block (13) is made of rubber, an integrated structure is formed between the positioning block (13) and the heat dissipation fixing plate (14), and the outer side of the heat dissipation fixing plate (14) is attached to the inner side of the fan cover (7).
3. A dc brushless servo motor according to claim 2, wherein: the surface of the heat dissipation fixing plate (14) is provided with heat dissipation holes (26) in a penetrating mode, the heat dissipation holes (26) are sickle-shaped, and the heat dissipation holes (26) are distributed in an equal angle mode relative to the axial center line of the heat dissipation fixing plate (14).
4. A dc brushless servo motor as defined in claim 1, wherein: one end of the connecting rod (16) is connected with the fan cover (7) in a sliding mode through the connecting groove (12), the other end of the connecting rod (16) is connected with the movable block (18) in a penetrating mode through the limiting groove (17), the limiting groove (17) is in an arc shape in side view, and meanwhile the limiting groove (17) is distributed in an equal-angle mode relative to the axial center line of the movable block (18).
5. A DC brushless servo motor as recited in claim 4, wherein: grip block (27) are installed in the inboard integration of connecting rod (16), and connecting rod (16) is vertical distribution with the front view of grip block (27), and the side view of grip block (27) is the arc form, and the inboard of grip block (27) is laminated each other with the outside of heat dissipation fixed plate (14) simultaneously.
6. A dc brushless servo motor as defined in claim 1, wherein: the front view of the connecting block (20) is an I-shaped structure, the connecting block (20) is in penetrating connection with the supporting shaft (22), and the connecting block (20) forms a rotating structure with the accommodating groove (19) through a volute spiral spring (21).
7. A dc brushless servo motor according to claim 6, wherein: the movable baffle (23) and the ratchet (25) form a linkage structure through the support shaft (22), the ratchet (25) and the ratchet wheel (11) are meshed with each other, and the ratchet (25) is distributed at equal angles relative to the axial center line of the ratchet wheel (11).
8. A dc brushless servo motor according to claim 3, wherein: the number of the movable baffle (23) is consistent with that of the heat dissipation holes (26), the movable baffle (23) is matched with the heat dissipation holes (26), and the movable baffle (23) form a rotating structure through a support shaft (22).
9. A dc brushless servo motor as recited in claim 8, wherein: the movable baffle plate (23) and the cleaning brush (24) are of an integrated structure, one end, far away from the movable baffle plate (23), of the cleaning brush (24) extends into the heat dissipation hole (26), the cleaning brush (24) is of an elastic structure, and the inner sides of the cleaning brush (24) and the heat dissipation hole (26) are attached to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110208433.6A CN112821672A (en) | 2021-02-25 | 2021-02-25 | Direct-current brushless servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110208433.6A CN112821672A (en) | 2021-02-25 | 2021-02-25 | Direct-current brushless servo motor |
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| Publication Number | Publication Date |
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| CN112821672A true CN112821672A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110208433.6A Withdrawn CN112821672A (en) | 2021-02-25 | 2021-02-25 | Direct-current brushless servo motor |
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| CN (1) | CN112821672A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114243995A (en) * | 2021-11-09 | 2022-03-25 | 安徽孟凌精密电子有限公司 | Energizing system for accurately controlling brushless motor |
| CN114285208A (en) * | 2021-11-09 | 2022-04-05 | 铜陵市金利电子有限公司 | Scaling-prevention brushless motor |
| CN114567117A (en) * | 2022-01-20 | 2022-05-31 | 上海大速科技有限公司 | Flame-proof type three-phase asynchronous motor for fan |
| CN114785048A (en) * | 2022-06-22 | 2022-07-22 | 佛山登奇伺服科技有限公司 | Servo motor with protective structure |
| CN116937891A (en) * | 2023-07-28 | 2023-10-24 | 永州市顺合智能科技有限公司 | Heat radiation structure of brushless motor and brushless motor thereof |
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| CN210490661U (en) * | 2019-07-31 | 2020-05-08 | 芜湖市兆力电机有限公司 | Ventilation cooling motor |
| CN209963913U (en) * | 2019-08-12 | 2020-01-17 | 宁波普林斯电机有限公司 | Brushless motor of vacuum pump of automobile brake system |
| CN211791200U (en) * | 2020-02-05 | 2020-10-27 | 辽宁赛能科技发展有限公司 | Improved asynchronous motor |
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| CN111835146A (en) * | 2020-08-17 | 2020-10-27 | 江苏恒康机电有限公司 | Energy-saving asynchronous motor with dustproof and heat dissipation function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243995A (en) * | 2021-11-09 | 2022-03-25 | 安徽孟凌精密电子有限公司 | Energizing system for accurately controlling brushless motor |
| CN114285208A (en) * | 2021-11-09 | 2022-04-05 | 铜陵市金利电子有限公司 | Scaling-prevention brushless motor |
| CN114243995B (en) * | 2021-11-09 | 2023-11-21 | 安徽孟凌精密电子有限公司 | Power-on system for precisely controlling brushless motor |
| CN114285208B (en) * | 2021-11-09 | 2024-03-01 | 铜陵市金利电子有限公司 | Anti-scaling brushless motor |
| CN114567117A (en) * | 2022-01-20 | 2022-05-31 | 上海大速科技有限公司 | Flame-proof type three-phase asynchronous motor for fan |
| CN114785048A (en) * | 2022-06-22 | 2022-07-22 | 佛山登奇伺服科技有限公司 | Servo motor with protective structure |
| CN116937891A (en) * | 2023-07-28 | 2023-10-24 | 永州市顺合智能科技有限公司 | Heat radiation structure of brushless motor and brushless motor thereof |
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Application publication date: 20210518 |
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| WW01 | Invention patent application withdrawn after publication |