CN114865830B - Heat dissipation dust keeper for three-phase asynchronous motor - Google Patents

Heat dissipation dust keeper for three-phase asynchronous motor Download PDF

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Publication number
CN114865830B
CN114865830B CN202210786058.8A CN202210786058A CN114865830B CN 114865830 B CN114865830 B CN 114865830B CN 202210786058 A CN202210786058 A CN 202210786058A CN 114865830 B CN114865830 B CN 114865830B
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motor
installation cavity
dust
fixedly connected
rod
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CN202210786058.8A
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CN114865830A (en
Inventor
陈烨
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Jiangsu Langmai Electric Co ltd
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Jiangsu Langmai Electric Co ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02Cleaning by the force of jets, e.g. blowing-out cavities
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/02Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06Arrangements 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)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses a heat dissipation dustproof device for a three-phase asynchronous motor, which comprises a dust removal device for the three-phase asynchronous motor, wherein the dust removal device comprises: the motor casing is fixedly connected with an installation cavity at one end of the motor casing, through holes which are symmetrically arranged are formed in the side wall of the installation cavity, and the installation cavity is used for installing heat dissipation and dust removal parts in the motor; the power component comprises a driving shaft, a screw cap and fan blades, reciprocating screw threads are formed in the driving shaft, the screw cap is in threaded connection with the driving shaft, the fan blades are arranged on the driving shaft in an annular array mode, and the power component is used for providing power for heat dissipation of a motor.

Description

Heat dissipation dust keeper for three-phase asynchronous motor
Technical Field
The invention relates to the technical field of three-phase asynchronous outer rotor motors, in particular to a heat dissipation and dust prevention device for a three-phase asynchronous motor.
Background
The motor is an electrical device for converting electrical energy into mechanical energy, wherein the motor can be divided into a direct current motor and an alternating current motor, and the alternating current motor can be divided into a synchronous motor and an asynchronous motor according to different working principles. The ac motor can be divided into a single-phase motor and a three-phase motor according to the number of phases of the power supply.
But current three-phase asynchronous machine is to self heat dissipation problem on, set up one in the motor outside and be used for the radiating flabellum of motor surface, and the motor is inside still to be in comparatively sealed state, so the radiating efficiency is lower, simultaneously in order to carry out better radiating effect to the motor, normally open on the heat-radiating equipment in the motor outside is equipped with the heat extraction through-hole, during operation under the great environment of dust, in external dust gets into the motor heat-radiating equipment easily to can influence the normal work of motor.
Disclosure of Invention
The invention aims to solve the following defects in the prior art, and provides a heat dissipation dustproof device for a three-phase asynchronous motor, which aims to solve the problem of self heat dissipation of the existing three-phase asynchronous motor.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a three-phase asynchronous is heat dissipation dust keeper for motor, three-phase asynchronous is dust collector for motor includes:
the motor casing is fixedly connected with an installation cavity at one end of the motor casing, through holes which are symmetrically arranged are formed in the side wall of the installation cavity, and the installation cavity is used for installing heat dissipation and dust removal parts in the motor;
the power component comprises a driving shaft, a screw cap and fan blades, wherein reciprocating screw threads are formed in the driving shaft, the screw cap is in threaded connection with the driving shaft, the fan blades are arranged on the driving shaft in an annular array, and the power component is used for providing power for heat dissipation of the motor;
the filter component comprises strip-shaped filter plates, lantern rings and a screw rod, one end of the screw rod is rotatably connected to the side wall of the installation cavity, the lantern rings are rotatably connected to the side wall of the installation cavity, the two strip-shaped filter plates are symmetrically arranged on two sides of the lantern rings, and the filter component is used for laterally blocking external dust from entering the installation cavity;
the transmission component comprises a rotating wheel and sliding rods, the rotating wheel is in threaded connection with the spiral rods, sliding grooves are formed in the rotating wheel, the two sliding rods are respectively arranged on the upper side and the lower side of the rotating wheel, one end of each sliding rod slides in the corresponding sliding groove, and one end, far away from the rotating wheel, of each sliding rod vertically penetrates through the side wall of the installation cavity;
the dust removal part, the dust removal part includes gasbag, blast pipe, two the gasbag is fixed connection respectively at both ends about one of them lateral wall of motor casing, the fixed intercommunication of one of them one end of blast pipe is in on the gasbag, the blast pipe other end sets up and is being located the downside through-hole one side, the dust removal part be used for right heat dissipation, dust removal are carried out in the installation cavity.
Preferably, the power part still includes fixed block, branch, push rod, two fixed block difference fixed connection be in both sides, two about the installation cavity branch is the symmetry setting, and fixed connection is in on the screw cap, branch is kept away from the one end of screw cap is the horizontal slip and is in on the fixed block, two the equal fixed connection in wherein one end of push rod is in on the screw cap.
Preferably, the filter part further comprises a connecting rod, and the connecting rod is fixedly connected between the rotating wheel and the lantern ring.
Preferably, the transmission part further comprises a magnetic plate, a movable plate and support plates, the two support plates are respectively and fixedly connected to the upper side and the lower side of the side wall of the motor shell, the magnetic plate is connected to the support plates in a sliding mode, the movable plate vertically penetrates through the support plates and is arranged on the support plates, an inclined rod is hinged between the movable plate and the magnetic plate, a transverse plate is fixedly connected between the movable plate and the sliding rod, and a torsion spring is fixedly connected between one side wall of the rotating wheel and the spiral rod.
Preferably, the dust removing part further comprises a circular filter screen, magnetic rings and a through pipe, two ends of the through pipe are respectively and fixedly communicated with the motor casing and the air bag, the air bag is provided with a circular hole, the circular filter screen is fixedly connected in the circular hole, and the two magnetic rings are respectively and fixedly connected to the air bag.
Preferably, a positive spring is fixedly connected between one end of each of the two sliding rods and the outer surface of the installation cavity.
Preferably, the two transverse plates are provided with sliding holes for the horizontal movement of the supporting rod.
Compared with the prior art, the invention has the beneficial effects that:
1. the magnetic plate drives one side of the air bag to move when moving, the air bag is enlarged, hot air in the motor shell is sucked into the air bag through the through pipe, one end of the air bag moves rightwards along with the magnetic plate and reaches the maximum, the magnetic plate is separated from the magnetic ring when continuing, the air bag can be automatically contracted without being pulled down by external force, and therefore part of the hot air in the air bag is diffused into the installation cavity through the round hole in the air bag and the round filter screen and is blown to the outer side of the installation cavity through the fan blades.
2. When the magnetic sheet moved and extruded gas left, because the circular filter screen had certain hindrance to gaseous discharge in the gasbag to this gasbag inside part is gaseous to be imported to the through-hole one side that is located the downside through the blast pipe, because bar filter plate when rotatory on the installation cavity lateral wall, can scrape down the lateral wall down with adnexed dust on the installation cavity lateral wall on, through the blast pipe combustion gas, can blow off the installation cavity outside through the through-hole with the dust, reach the inboard dust removal effect of installation cavity.
Drawings
Fig. 1 is a schematic front structural view of a heat dissipation and dust prevention device for a three-phase asynchronous motor according to the present invention;
FIG. 2 is a schematic view of a part A in FIG. 1;
fig. 3 is a schematic view of a local structure in a mounting cavity of a heat dissipation and dust prevention device for a three-phase asynchronous motor, which is provided by the invention;
fig. 4 is a schematic structural view of a front surface of an installation cavity of the heat dissipation and dust prevention device for the three-phase asynchronous motor, which is provided by the invention;
fig. 5 is a schematic structural diagram of an air bag front side of the heat dissipation and dust prevention device for the three-phase asynchronous motor.
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.
Referring to fig. 1-5, a heat dissipation dust keeper for three-phase asynchronous motor, dust collector for three-phase asynchronous motor includes:
the motor casing 1 and the installation cavity 2 fixedly connected with one end of the motor casing 1 are provided, through holes 21 are symmetrically arranged on the side wall of the installation cavity 2, the through holes 21 are convenient for discharging hot air on the inner side of the installation cavity 2, and the installation cavity 2 is used for installing heat dissipation and dust removal parts in the motor;
the power component comprises a driving shaft 6, a screw cap 25 and fan blades 23, wherein reciprocating screw threads are arranged on the driving shaft 6, the screw cap 25 is in threaded connection with the driving shaft 6, when the driving shaft 6 rotates, the screw cap 25 reciprocates left and right, the fan blades 23 are arranged on the driving shaft 6 in an annular array, the fan blades 23 can discharge hot air in the installation cavity 2 to the outside along with the rotation of the driving shaft 6, the power component also comprises fixing blocks 3, supporting rods 4 and push rods 24, the two fixing blocks 3 are respectively and fixedly connected to the upper side and the lower side of the installation cavity 2, the two supporting rods 4 are symmetrically arranged and fixedly connected to the screw cap 25, one end of each supporting rod 4, far away from the screw cap 25, horizontally slides on the fixing block 3, one ends of the two push rods 24 are respectively and fixedly connected to the screw cap 25, the supporting rods 4 respectively and fixedly arranged on the screw cap 25 horizontally slide on the fixing block 3, so that the screw cap 25 reciprocates left and right when the driving shaft 6 rotates, the power component is used for providing power for heat dissipation of the motor;
the filter component comprises strip-shaped filter plates 7, a sleeve ring 9 and a screw rod 10, wherein one end of the screw rod 10 is rotatably connected to the side wall of the installation cavity 2, the sleeve ring 9 is rotatably connected to the side wall of the installation cavity 2, the two strip-shaped filter plates 7 are symmetrically arranged on two sides of the sleeve ring 9, when the magnetic plate 15 is separated from the magnetic ring 20, the circular filter screen 19 is exposed in the installation cavity 2, at the moment, the strip-shaped filter plates 7 can cover through holes 21 in the installation cavity 2 along with the rotation of the sleeve ring 9, external dust is effectively prevented from entering the installation cavity 2 through the through holes 21 and being attached to the circular filter screen 19, so that hot air in the air bag 27 is difficult to discharge, and the filter component is used for laterally blocking the external dust from entering the installation cavity 2;
the transmission component comprises a rotating wheel 12 and sliding rods 26, the rotating wheel 12 is in threaded connection with a spiral rod 10, spiral threads are arranged on the outer surface of the spiral rod 10, therefore, when the rotating wheel 12 tends to move rightwards, the rotating wheel can rotate along with the track of the spiral threads on the spiral rod 10 and move rightwards, sliding grooves are formed in the rotating wheel 12, the depths of the sliding grooves are different, when the rotating wheel 12 rotates, two sliding rods 26 slide in the sliding grooves and are away from each other, when the rotating wheel 12 rotates reversely, the two sliding rods 26 move in the middle, the two sliding rods 26 are respectively arranged on the upper side and the lower side of the rotating wheel 12, one end of each sliding rod 26 slides in the sliding groove, one end of each sliding rod 26, which is far away from the rotating wheel 12, vertically penetrates through the side wall of a mounting cavity 2, a positive spring 5 is fixedly connected between one end of each sliding rod 26 and the outer surface of the mounting cavity 2, and the positive spring 5 always has extrusion force on the sliding rod 26, the transmission component also comprises a magnetic plate 15, a moving plate 17 and a supporting plate 18, the two supporting plates 18 are respectively and fixedly connected to the upper side and the lower side of the side wall of the motor shell 1, the magnetic plate 15 is slidably connected to the supporting plates 18, the moving plate 17 is vertically arranged on the supporting plates 18 in a penetrating manner, an inclined rod 16 is hinged between the moving plate 17 and the magnetic plate 15, a transverse plate 13 is fixedly connected between the moving plate 17 and the sliding rods 26, sliding holes for horizontal movement of the supporting rod 4 are formed in the transverse plate 13, when the two sliding rods 26 move away from each other, the moving plate 17 is driven by the transverse plate 13 to slide on the supporting plates 18, because the inclined rod 16 is hinged between the moving plate 17 and the magnetic plate 15, when the two moving plates 17 move away from each other, the magnetic plate 15 is pulled to move rightwards by the inclined rod 16, because the magnetic plate 15 is magnetically adsorbed on the magnetic ring 20, and the magnetic ring 20 is fixed on one side of the air bag 27, therefore, when the magnetic plate 15 moves, one side of the air bag 27 is driven to move, the torsion spring 11 is fixedly connected between one side wall of the rotating wheel 12 and the spiral rod 10, and when the screw cap 25 moves leftwards and the push rod 24 does not extrude the rotating wheel 12 any more, the rotating wheel 12 rotates reversely and realizes resetting under the action of the torsion spring 11;
the dust removal component comprises air bags 27 and an exhaust pipe 14, wherein the two air bags 27 are respectively fixedly connected to the upper end and the lower end of one side wall of the motor shell 1, one end of the exhaust pipe 14 is fixedly communicated with the air bags 27, the other end of the exhaust pipe 14 is arranged on one side of a through hole 21 positioned on the lower side, when the strip-shaped filter plate 7 rotates on the side wall of the installation cavity 2, dust attached to the side wall of the installation cavity 2 can be scraped to fall on the lower side wall, gas exhausted through the exhaust pipe 14 can be blown to the outer side of the installation cavity 2 through the through hole 21, the dust removal component also comprises a circular filter screen 19, a magnetic ring 20 and a through pipe 22, two ends of the through pipe 22 are respectively fixedly communicated with the motor shell 1 and the air bags 27, the air bags 27 are provided with circular holes, the circular filter screen 19 is fixedly connected in the circular holes, the circular filter screen 19 can effectively prevent external dust from entering the motor shell 1 to influence the normal operation of the motor, and the two magnetic rings 20 are respectively fixedly connected to the air bags 27, the magnetic plate 15 moves to drive one side of the air bag 27 to move, so that the single valve on the through pipe 22 of the air bag 27 in the increasing process is opened, the one-way valve on the exhaust pipe 14 is closed, the through pipe 22 communicated in the motor casing 1 sucks hot air in the motor casing 1 into the air bag 27, after the magnetic plate 15 is separated from the magnetic ring 20, the air bag 27 automatically contracts, part of the hot air in the air bag 27 is diffused into the installation cavity 2 through a round hole in the air bag 27 and the circular filter screen 19, and is blown to the outer side of the installation cavity 2 through the fan blades 23, and the dust removal component is used for dissipating heat and removing dust in the installation cavity 2.
In the invention, when the motor works, the driving shaft 6 rotates, so that the fan blades 23 annularly arrayed on the driving shaft 6 rotate along with the driving shaft 6 to achieve the heat dissipation effect on the motor, meanwhile, reciprocating screw threads are arranged on the driving shaft 6, the screw caps 25 are in threaded connection with the reciprocating screw threads on the driving shaft 6, and the support rods 4 respectively fixed by the screw caps 25 horizontally slide on the fixed blocks 3, so that the screw caps 25 reciprocate left and right when the driving shaft 6 rotates, when the screw caps 25 move rightwards, firstly, one end of the push rod 24 far away from the screw caps 25 contacts and extrudes the rotating wheels 12, because the rotating wheels 12 are in threaded connection with the spiral rods 10, when the screw caps 25 move the rotating wheels 12 rightwards through the push rod 24, the rotating wheels 12 rotate and drive the torsion springs 11 to rotate, because the grooves formed on the rotating wheels 12 have different depths, when the rotating wheels 12 rotate, two sliding rods 26 sliding on the rotating wheels 12 are far away from each other and push the positive springs 5 to extend, simultaneously when runner 12 is rotatory, lantern ring 9 through connecting rod 8 fixed connection is along with runner 12 is rotatory, and two bar filter plates 7 are along with the lantern ring 9 when rotatory, can rotate to the through-hole 21 department on the installation cavity 2 for bar filter plate 7 realizes covering through-hole 21, avoids external dust to get into in the installation cavity 2.
When the rotating wheel 12 rotates, the two sliding rods 26 move away from each other and simultaneously drive the moving plate 17 to slide on the supporting plate 18 through the transverse plate 13, and the inclined rod 16 is hinged between the moving plate 17 and the magnetic plate 15, so when the two moving plates 17 move away from each other, the magnetic plate 15 is pulled to move rightwards through the inclined rod 16, the magnetic plate 15 is magnetically adsorbed on the magnetic ring 20, and the magnetic ring 20 is fixed on one side of the air bag 27, so that one side of the air bag 27 is driven to move when the magnetic plate 15 moves, the one-way valve on the through pipe 22 is opened in the process of increasing the air bag 27, the one-way valve on the exhaust pipe 14 is closed, hot air in the motor casing 1 is sucked into the air bag 27 through the through pipe 22, when one end of the air bag 27 reaches the maximum value along with the magnetic plate 15, the magnetic ring 20 is conveniently separated when the magnetic plate 15 continues to move rightwards, at this time, the strip-shaped filter plate 7 just covers the through hole 21 and the circular filter screen 19 in the circular hole on the air bag 27 can enter into the motor casing 1 through the air bag 27 when external dust enters, meanwhile, the strip-shaped filter plates 7 can prevent dust from attaching to the circular filter screen 19 due to the fact that the through holes 21 are covered by the strip-shaped filter plates 7, after the magnetic plates 15 are separated from the magnetic rings 20, the air bags 27 are made of rubber materials and cannot be pulled down by external force to shrink, and therefore part of hot air in the air bags 27 is diffused into the installation cavity 2 through the circular holes in the air bags 27 and the circular filter screen 19 and is blown to the outer side of the installation cavity 2 through the fan blades 23.
When the screw cap 25 moves leftwards along with the continuous rotation of the driving shaft 6, and at this time, when the push rod 24 no longer presses the rotating wheel 12, under the action of the torsion spring 11, the rotating wheel 12 rotates reversely and is reset, the lantern ring 9 rotates along with the rotating wheel 12, drives the strip-shaped filter plate 7 to rotate and keep away from the through hole 21, and as the rotating wheel 12 rotates and resets, the two slide bars 26 move centrally under the tension of the positive spring 5, simultaneously drives the two moving plates 17 to move centrally through the transverse plate 13, and pushes the magnetic plate 15 to move towards the direction of the air bag 27 through the inclined bar 16, and are adsorbed together on the magnetic ring 20 and have a sealing effect on the circular hole on the air bag 27, when the magnetic plate 15 moves leftwards, the air bag 27 is pressed, the one-way valve on the through pipe 22 is closed, the one-way valve on the exhaust pipe 14 is opened, and when the air bag 27 is pressed, because the circular filter screen 19 has a certain obstruction on the exhaust of the air in the air bag 27, therefore, the gas in the air bag 27 is input to the side of the through hole 21 on the lower side through the exhaust pipe 14, the dust attached to the side wall of the mounting cavity 2 can be scraped to the lower side wall when the strip-shaped filter plate 7 rotates on the side wall of the mounting cavity 2, and the gas exhausted through the exhaust pipe 14 can blow the dust to the outer side of the mounting cavity 2 through the through hole 21, so that the effect of removing dust on the inner side of the mounting cavity 2 is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (7)

1. The utility model provides a three-phase asynchronous is heat dissipation dust keeper for motor, its characterized in that, three-phase asynchronous is dust collector for motor includes:
the motor casing (1) and an installation cavity (2) fixedly connected with one end of the motor casing (1), through holes (21) symmetrically arranged are formed in the side wall of the installation cavity (2), and the installation cavity (2) is used for installing heat dissipation and dust removal parts in the motor;
the power component comprises a driving shaft (6), a screw cap (25) and fan blades (23), reciprocating screw threads are arranged on the driving shaft (6), the screw cap (25) is in threaded connection with the driving shaft (6), the fan blades (23) are arranged on the driving shaft (6) in an annular array, and the power component is used for providing power for heat dissipation of the motor;
the filter component comprises strip-shaped filter plates (7), a sleeve ring (9) and a screw rod (10), one end of the screw rod (10) is rotatably connected to the side wall of the installation cavity (2), the sleeve ring (9) is rotatably connected to the side wall of the installation cavity (2), the two strip-shaped filter plates (7) are symmetrically arranged on two sides of the sleeve ring (9), and the filter component is used for laterally blocking external dust from entering the installation cavity (2);
the transmission component comprises a rotating wheel (12) and sliding rods (26), the rotating wheel (12) is in threaded connection with the spiral rod (10), a sliding groove is formed in the rotating wheel (12), the two sliding rods (26) are respectively arranged on the upper side and the lower side of the rotating wheel (12), one end of each sliding rod (26) slides in the corresponding sliding groove, and one end, far away from the rotating wheel (12), of each sliding rod (26) vertically penetrates through the side wall of the installation cavity (2);
the dust removal part, the dust removal part includes gasbag (27), blast pipe (14), two gasbag (27) fixed connection respectively are in both ends about one of them lateral wall of motor casing (1), blast pipe (14) wherein one end is fixed the intercommunication is in on gasbag (27), blast pipe (14) other end sets up and is being located the downside through-hole (21) one side, the dust removal part be used for right dispel the heat, remove dust in installation cavity (2).
2. The heat-dissipation dustproof device for the three-phase asynchronous motor according to claim 1, wherein the power component further comprises fixing blocks (3), supporting rods (4) and push rods (24), the two fixing blocks (3) are respectively and fixedly connected to the upper side and the lower side of the installation cavity (2), the two supporting rods (4) are symmetrically arranged and fixedly connected to the screw cap (25), one end, far away from the screw cap (25), of each supporting rod (4) horizontally slides on the corresponding fixing block (3), and one end of each push rod (24) is fixedly connected to the corresponding screw cap (25).
3. The heat dissipation and dust prevention device for the three-phase asynchronous motor is characterized in that the filter component further comprises a connecting rod (8), and the connecting rod (8) is fixedly connected between the runner (12) and the collar (9).
4. The heat-dissipation and dust-prevention device for the three-phase asynchronous motor is characterized in that the transmission part further comprises a magnetic plate (15), a moving plate (17) and support plates (18), the two support plates (18) are respectively and fixedly connected to the upper side and the lower side of the side wall of the motor casing (1), the magnetic plate (15) is slidably connected to the support plates (18), the moving plate (17) is vertically arranged on the support plates (18) in a penetrating manner, an inclined rod (16) is hinged between the moving plate (17) and the magnetic plate (15), a transverse plate (13) is fixedly connected between the moving plate (17) and the sliding rod (26), and a torsion spring (11) is fixedly connected between one side wall of the rotating wheel (12) and the spiral rod (10).
5. The heat-dissipation and dust-prevention device for the three-phase asynchronous motor as claimed in claim 1, wherein the dust-removal component further comprises a circular filter screen (19), a magnetic ring (20) and a through pipe (22), two ends of the through pipe (22) are respectively and fixedly communicated with the motor casing (1) and the air bag (27), the air bag (27) is provided with a circular hole, the circular filter screen (19) is fixedly connected in the circular hole, and the two magnetic rings (20) are respectively and fixedly connected to the air bag (27).
6. The heat dissipation and dust prevention device for the three-phase asynchronous motor according to claim 1, wherein a positive spring (5) is fixedly connected between one end of each of the two sliding rods (26) and the outer surface of the mounting cavity (2).
7. The heat-dissipation and dust-prevention device for the three-phase asynchronous motor is characterized in that sliding holes for the horizontal movement of the supporting rods (4) are formed in the two transverse plates (13).
CN202210786058.8A 2022-07-06 2022-07-06 Heat dissipation dust keeper for three-phase asynchronous motor Active CN114865830B (en)

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CN202210786058.8A CN114865830B (en) 2022-07-06 2022-07-06 Heat dissipation dust keeper for three-phase asynchronous motor

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Application Number Priority Date Filing Date Title
CN202210786058.8A CN114865830B (en) 2022-07-06 2022-07-06 Heat dissipation dust keeper for three-phase asynchronous motor

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CN114865830B true CN114865830B (en) 2022-09-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116937862B (en) * 2023-07-24 2024-06-07 山西德宝电机科技有限公司 Dustproof motor
CN117748835B (en) * 2024-02-21 2024-05-10 江苏远中电机股份有限公司 Energy-saving device of three-phase asynchronous motor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211744223U (en) * 2020-05-21 2020-10-23 杭州天聚隆电机有限公司 Power supply protector for three-phase asynchronous motor
CN114498974A (en) * 2021-12-29 2022-05-13 黄新建 Stator heat radiation structure of permanent magnet synchronous motor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211744223U (en) * 2020-05-21 2020-10-23 杭州天聚隆电机有限公司 Power supply protector for three-phase asynchronous motor
CN114498974A (en) * 2021-12-29 2022-05-13 黄新建 Stator heat radiation structure of permanent magnet synchronous motor

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