CN114243991A - Single-phase double-value capacitor asynchronous motor - Google Patents

Single-phase double-value capacitor asynchronous motor Download PDF

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Publication number
CN114243991A
CN114243991A CN202111646344.6A CN202111646344A CN114243991A CN 114243991 A CN114243991 A CN 114243991A CN 202111646344 A CN202111646344 A CN 202111646344A CN 114243991 A CN114243991 A CN 114243991A
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CN
China
Prior art keywords
end cover
capacitor
asynchronous motor
phase
bearing
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Pending
Application number
CN202111646344.6A
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Chinese (zh)
Inventor
陆小毛
钟岚
张�杰
郭璐
卞莎莎
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Nanjing Nanwei Electric Machinery Co ltd
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Nanjing Nanwei Electric Machinery Co ltd
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Priority to CN202111646344.6A priority Critical patent/CN114243991A/en
Publication of CN114243991A publication Critical patent/CN114243991A/en
Pending legal-status Critical Current

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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
    • H02K5/16Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/161Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/0094Structural association with other electrical or electronic devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K17/00Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02Asynchronous induction motors
    • H02K17/04Asynchronous induction motors for single phase current
    • H02K17/08Motors with auxiliary phase obtained by externally fed auxiliary windings, e.g. capacitor motors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/46Fastening of windings on the stator or rotor structure
    • H02K3/50Fastening of winding heads, equalising connectors, or connections thereto
    • 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
    • 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
    • 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
    • H02K5/22Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225Terminal boxes or connection arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/24Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K2213/00Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03Machines characterised by numerical values, ranges, mathematical expressions or similar information

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

The invention belongs to the technical field of motor application, and particularly discloses a single-phase double-value capacitor asynchronous motor which comprises a front end cover, a motor shell, a rear end cover, a first bearing, a second bearing, a rotor shaft with an iron core, a stator, a lead-out wire, a lead-out box base, a lead-out box, an operating capacitor, a starting capacitor, a plurality of first bolts, a centrifuge, a centrifugal switch bottom plate and the like. The single-phase double-value capacitor asynchronous motor has the beneficial effects that: 1. the novel low-voltage broadband high-frequency electromagnetic valve is reasonable in design, convenient to assemble and maintain, particularly suitable for being used under the working conditions with the operating requirements of low voltage of 100V and broadband of 50-60Hz, low in noise, small in vibration and long in service life.

Description

Single-phase double-value capacitor asynchronous motor
Technical Field
The invention belongs to the technical field of motor application, and particularly relates to a single-phase double-value capacitor asynchronous motor.
Background
An asynchronous motor, also called an induction motor, is an alternating current motor which generates electromagnetic torque by interaction of an air gap rotating magnetic field and induction current of a rotor winding, thereby realizing conversion of electromechanical energy into mechanical energy.
Three-phase asynchronous machines are mainly used as motors to drive various production machines, such as: fans, pumps, compressors, machine tools, light and mining machinery, threshing and crushing machines in agricultural production, processing machinery in agricultural and sideline products and the like. Simple structure, easy manufacture, low price, reliable operation, firmness, durability, higher operation efficiency and applicable working characteristics.
The existing three-phase asynchronous motor can not meet the operation in a low-voltage and wide-frequency state, such as the operation condition of 100V and 50-60Hz, so the existing three-phase asynchronous motor needs to be improved.
In view of the above problems, the present invention provides a single-phase two-valued capacitor asynchronous motor.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a single-phase double-value capacitor asynchronous motor aiming at the defects of the prior art and solve the technical problems in the prior art.
The technical scheme is as follows: the invention provides a single-phase double-value capacitor asynchronous motor which comprises a front end cover, a motor shell, a rear end cover, a first bearing, a second bearing, a rotor shaft with an iron core, a stator, a lead-out wire, a wire outlet box seat, a wire outlet box, a running capacitor, a starting capacitor, a plurality of first bolts, a centrifuge and a centrifugal switch bottom plate, wherein the front end cover is connected with the motor shell; the front end cover, the motor shell and the rear end cover are sequentially assembled through bolts, the first bearing and the second bearing are respectively arranged in the inner end faces of the front end cover and the rear end cover, the rotor shaft with the iron core and the stator are matched for use and are arranged in a cavity formed by the front end cover, the motor shell and the rear end cover, the outgoing line box base is arranged on the motor shell, the outgoing line box is arranged on the outgoing line box base, the outgoing line is respectively connected with the stator and the outgoing line box, the running capacitor and the starting capacitor are arranged on the outgoing line box and are connected with the outgoing line box through electric leads, the centrifugal switch bottom plate is arranged on the front end cover, the centrifuge is arranged on the centrifugal switch bottom plate, and the two ends of the rotor shaft with the iron core respectively protrude out of the front end cover and the rear end cover.
According to the technical scheme, the single-phase double-value capacitor asynchronous motor further comprises a key arranged on the outer wall of the end face of one end of the rotor shaft with the iron core.
According to the technical scheme, the phase double-value capacitor asynchronous motor further comprises a fan cover and blades, wherein the fan cover is installed on the rear end cover through a plurality of second bolts, and the blades are arranged at one end of the rotor shaft with the iron core and are located in the fan cover.
This technical scheme, single-phase binary capacitor asynchronous motor is still including setting up in front end housing, the outer terminal surface of rear end cap, and with first skeleton oil blanket, the second skeleton oil blanket that the cooperation of band core rotor shaft used.
According to the technical scheme, the single-phase double-value capacitor asynchronous motor further comprises capacitor spring clips which are arranged on the outer walls of the two sides of the wire outlet box through third bolts, wherein the running capacitor and the starting capacitor are respectively arranged in the capacitor spring clips.
According to the technical scheme, the single-phase double-value capacitor asynchronous motor further comprises a group of motor casing supporting frames arranged on the motor casing.
According to the technical scheme, the single-phase double-value capacitor asynchronous motor further comprises a corrugated gasket arranged in the front end cover and the first bearing connecting surface.
According to the technical scheme, the first bearing and the second bearing are 6204Z3 in model, the corrugated washer is made of 65Mn, the key is made of 45# steel, the capacitor of 100uF/300V of the running capacitor is formed, and the capacitor of 500uF/150V of the starting capacitor is formed.
Compared with the prior art, the single-phase double-value capacitor asynchronous motor has the beneficial effects that: 1. the novel low-voltage broadband high-frequency electromagnetic valve is reasonable in design, convenient to assemble and maintain, particularly suitable for being used under the working conditions with the operating requirements of low voltage of 100V and broadband of 50-60Hz, low in noise, small in vibration and long in service life.
Drawings
FIG. 1 is a schematic cross-sectional view of a single-phase double-valued capacitor asynchronous motor according to the present invention;
FIG. 2 is a right-view structural schematic diagram of a single-phase double-value capacitor asynchronous motor according to the present invention;
wherein, the sequence numbers in the figure are as follows: the motor comprises a 1-key, a 2-front end cover, a 3-first framework oil seal, a 4-corrugated washer, a 5-first bearing, a 6-centrifuge, a 7-centrifugal switch bottom plate, an 8-outlet box, a 9-group of motor shell supporting frames, a 10-stator, an 11-motor shell, a 12-rotor shaft with an iron core, a 13-rear end cover, a 14-fan blade, a 15-fan cover, a 16-capacitor spring clip, a 17-running capacitor, an 18-starting capacitor, a 19-third bolt, a 20-outlet box base, a 21-second bearing, a 22-second framework oil seal, a 23-lead-out wire, a 24-first bolt and a 25-second bolt.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
Example one
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, A rear end cap 13.
Example two
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, The rear end cover 13 and the key 1 arranged on the outer wall of the end face of one end of the rotor shaft 12 with the iron core are used for accurately and firmly assembling with an external connecting component.
EXAMPLE III
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, The rear end cover 13, the key 1 arranged on the outer wall of the end face of one end of the rotor shaft 12 with the iron core are used for accurately and firmly assembling with an external connecting component, the fan cover 15 arranged on the rear end cover 13 through a plurality of second bolts 24, and the fan blades 14 arranged at one end of the rotor shaft 12 with the iron core and positioned in the fan cover 15 are used for cooling.
Example four
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, The rear end cover 13, and set up the key 1 of taking iron core rotor shaft 12 one end terminal surface outer wall, be used for carrying out accurate firm assembly with external connection parts, and install the fan housing 15 on rear end cover 13 through a plurality of second bolt 24, and set up and take iron core rotor shaft 12 one end, and be located fan blade 14 of fan housing 15, be used for cooling down, and set up in front end cover 2, the outer terminal surface of rear end cover 13, and with take iron core rotor shaft 12 to cooperate first skeleton oil blanket 3, second skeleton oil blanket 22 that uses, be used for sealing with taking iron core rotor shaft 12, prevent debris, dust from getting into.
EXAMPLE five
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, A rear end cover 13, a key 1 arranged on the outer wall of the end face of one end of the rotor shaft 12 with the iron core and used for carrying out precise and firm assembly with an external connecting component, a fan cover 15 arranged on the rear end cover 13 through a plurality of second bolts 24, a fan blade 14 arranged at one end of the rotor shaft 12 with the iron core and positioned in the fan cover 15, used for cooling, and is arranged in the outer end faces of the front end cover 2 and the rear end cover 13 and is matched with the first framework oil seal 3 and the second framework oil seal 22 used for the rotor shaft 12 with the iron core, a capacitor spring clip 16 which is used for sealing the rotor shaft 12 with the iron core and preventing impurities and dust from entering, and a third bolt 19 is arranged on the outer walls of the two sides of the outlet box 8, wherein, operation electric capacity 17, start electric capacity 18 are installed respectively in condenser spring checkpost 16, and it is inconvenient to accomplish quick assembly, and the maintenance in the use with operation electric capacity 17, start electric capacity 18.
EXAMPLE six
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, A rear end cover 13, a key 1 arranged on the outer wall of the end face of one end of the rotor shaft 12 with an iron core for precise and firm assembly with external connecting components, a fan cover 15 arranged on the rear end cover 13 through a plurality of second bolts 24, a fan blade 14 arranged at one end of the rotor shaft 12 with the iron core and positioned in the fan cover 15 for cooling, a first framework oil seal 3 and a second framework oil seal 22 which are arranged in the outer end faces of the front end cover 2 and the rear end cover 13 and matched with the rotor shaft 12 with the iron core and used for sealing the rotor shaft 12 with the iron core and preventing sundries and dust from entering, and a capacitor spring clip 16 arranged on the outer wall of two sides of the outlet box 8 through a third bolt 19, wherein, the running capacitor 17 and the starting capacitor 18 are respectively arranged in the capacitor spring clip 16, so as to avoid the running capacitor 17 and the starting capacitor 18 from completing quick assembly and overhaul and maintenance in the using process, and a set of motor casing support frames 9 arranged on the motor casing 11 for rapidly mounting the integral component.
EXAMPLE seven
As shown in fig. 1 and 2, the single-phase two-valued capacitor asynchronous motor includes a front end cover 2, a motor case 11, a rear end cover 13, a first bearing 5, a second bearing 21, a rotor shaft 12 with an iron core, a stator 10, a lead-out wire 23, a lead-out box base 20, a lead-out box 8, an operating capacitor 17, a starting capacitor 18, a plurality of first bolts 24, a centrifuge 6 and a centrifugal switch bottom plate 7; the front end cover 2, the motor shell 11 and the rear end cover 13 are assembled sequentially through bolts 24, the first bearing 5 and the second bearing 21 are respectively arranged in inner end faces of the front end cover 2 and the rear end cover 13, the rotor shaft with iron core 12 and the stator 10 are matched for use and are arranged in a cavity formed by the front end cover 2, the motor shell 11 and the rear end cover 13, the outgoing line box base 20 is arranged on the motor shell 11, the outgoing line box 8 is arranged on the outgoing line box base 20, the outgoing lead 23 is respectively connected with the stator 10 and the outgoing line box 8, the running capacitor 17 and the starting capacitor 18 are arranged on the outgoing line box 8 and are connected with the outgoing line box 8 through electric leads (not marked in the electric lead map 1), the centrifugal switch bottom plate 7 is arranged on the front end cover 2, the centrifugal device 6 is arranged on the centrifugal switch bottom plate 7 (the centrifugal device is connected with the outgoing line box through the electric leads and is not marked in the electric lead map 1), wherein two ends of the rotor shaft with iron core 12 respectively protrude out of the front end cover 2, two ends of the front end cover, A rear end cover 13, a key 1 arranged on the outer wall of the end face of one end of the rotor shaft 12 with an iron core for precise and firm assembly with external connecting components, a fan cover 15 arranged on the rear end cover 13 through a plurality of second bolts 24, a fan blade 14 arranged at one end of the rotor shaft 12 with the iron core and positioned in the fan cover 15 for cooling, a first framework oil seal 3 and a second framework oil seal 22 which are arranged in the outer end faces of the front end cover 2 and the rear end cover 13 and matched with the rotor shaft 12 with the iron core and used for sealing the rotor shaft 12 with the iron core and preventing sundries and dust from entering, and a capacitor spring clip 16 arranged on the outer wall of two sides of the outlet box 8 through a third bolt 19, wherein, the running capacitor 17 and the starting capacitor 18 are respectively arranged in the capacitor spring clip 16, so as to avoid the running capacitor 17 and the starting capacitor 18 from completing quick assembly and overhaul and maintenance in the using process, and a set of motor casing support frame 9 arranged on the motor casing 11 for rapidly mounting the whole component, and a corrugated gasket 4 arranged in the connecting surface of the front end cover 2 and the first bearing 5 for limiting, supporting and protecting the first bearing 5 and realizing stable rotation operation of the rotor shaft 12 with the iron core.
In the single-phase double-value capacitor asynchronous motor with the structure, the models of the first bearing 5 and the second bearing 21 are 6204Z3, the corrugated washer 4 is made of 65Mn, the key 1 is made of 45# steel, the 100uF/300V capacitor of the running capacitor 17 is adopted, and the starting capacitor 18 is 500uF/150V capacitor.
The single-phase double-value capacitor asynchronous motor with the structure is used under the operating requirement working conditions of low voltage of 100V and wide frequency of 50-60 Hz.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the invention and these modifications should also be considered as the protection scope of the invention.

Claims (8)

1. A single-phase double-value capacitor asynchronous motor is characterized in that: the device comprises a front end cover (2), a motor shell (11), a rear end cover (13), a first bearing (5), a second bearing (21), a rotor shaft with an iron core (12), a stator (10), a lead-out wire (23), a wire outlet box base (20), a wire outlet box (8), a running capacitor (17), a starting capacitor (18), a plurality of first bolts (24), a centrifuge (6) and a centrifugal switch bottom plate (7); the front end cover (2), the motor shell (11) and the rear end cover (13) are assembled sequentially through bolts (24), the first bearing (5) and the second bearing (21) are respectively arranged in the inner end faces of the front end cover (2) and the rear end cover (13), the rotor shaft (12) with the iron core and the stator (10) are matched for use and are arranged in a cavity formed by the front end cover (2), the motor shell (11) and the rear end cover (13), the outgoing line box base (20) is arranged on the motor shell (11), the outgoing line box (8) is arranged on the outgoing line box base (20), the outgoing lines (23) are respectively connected with the stator (10) and the outgoing line box (8), the running capacitor (17) and the starting capacitor (18) are arranged on the outgoing line box (8) and are connected with the outgoing line box (8) through electric wires, the centrifugal switch bottom plate (7) is arranged on the front end cover (2), the centrifugal device (6) is installed on a centrifugal switch bottom plate (7), wherein two ends of a rotor shaft (12) with an iron core respectively protrude out of a front end cover (2) and a rear end cover (13).
2. A single-phase, double-valued, capacitor asynchronous motor as claimed in claim 1, characterized in that: the single-phase binary capacitor asynchronous motor further comprises a key (1) arranged on the outer wall of the end face of one end of the rotor shaft (12) with the iron core.
3. A single-phase, double-valued, capacitor asynchronous motor according to claim 1 or 2, characterized in that: the phase double-value capacitor asynchronous motor further comprises a fan cover (15) and fan blades (14), wherein the fan cover (15) is installed on the rear end cover (13) through a plurality of second bolts (24), and the fan blades (14) are arranged at one end of the rotor shaft (12) with the iron core and are located in the fan cover (15).
4. A single-phase double-valued capacitor asynchronous motor as claimed in claim 3, characterized in that: the single-phase double-value capacitor asynchronous motor further comprises a first framework oil seal (3) and a second framework oil seal (22) which are arranged in the outer end faces of the front end cover (2) and the rear end cover (13) and matched with the iron core rotor shaft (12) for use.
5. A single-phase, double-valued, capacitor asynchronous motor as defined in claim 4, wherein: the single-phase double-value capacitor asynchronous motor further comprises capacitor spring clips (16) which are arranged on the outer walls of the two sides of the outlet box (8) through third bolts (19), wherein the running capacitor (17) and the starting capacitor (18) are respectively arranged in the capacitor spring clips (16).
6. A single-phase, double-valued, capacitor asynchronous motor as claimed in claim 5, wherein: the single-phase double-value capacitor asynchronous motor further comprises a group of motor casing supporting frames (9) arranged on the motor casing (11).
7. A single-phase, double-valued, capacitor asynchronous motor as defined in claim 6, wherein: the single-phase double-value capacitor asynchronous motor further comprises a corrugated gasket (4) arranged in the connecting surface of the front end cover (2) and the first bearing (5).
8. A single-phase, double-valued, capacitor asynchronous motor as claimed in claim 7, wherein: the first bearing (5) and the second bearing (21) are 6204Z3, the corrugated washer (4) is made of 65Mn, the key (1) is made of 45# steel, the operating capacitor (17) is 100uF/300V in capacitance, and the starting capacitor (18) is 500uF/150V in capacitance.
CN202111646344.6A 2021-12-30 2021-12-30 Single-phase double-value capacitor asynchronous motor Pending CN114243991A (en)

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CN106059202A (en) * 2016-07-26 2016-10-26 锦州容天电气有限公司 Single-phase motor capacitor fixing and wiring device
CN106411053A (en) * 2016-10-25 2017-02-15 卧龙电气集团股份有限公司 Single-phase vibration motor with external capacitor
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CN209805609U (en) * 2019-05-14 2019-12-17 浙江四福机电有限公司 Single-phase asynchronous motor with capacitor fixing seat
CN110994925A (en) * 2019-12-20 2020-04-10 南京南微电机有限公司 Single-phase double-value capacitor asynchronous motor special for grain depot exhaust fan
CN210806901U (en) * 2019-12-10 2020-06-19 上海方超电机技术中心 High-power double-value capacitor single-phase asynchronous motor
WO2020207335A1 (en) * 2019-04-08 2020-10-15 珠海英搏尔电气股份有限公司 Power unit, cooling bridge, power connection unit, motor controller, powertrain and electrical vehicle
CN211791065U (en) * 2020-03-04 2020-10-27 肇庆市端州区英菲特电机有限公司 One-way double-value motor

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1294436A (en) * 1998-04-24 2001-05-09 通用电气公司 Motor device
KR20030069712A (en) * 2002-02-22 2003-08-27 엘지전자 주식회사 Single capacitor synchronous motor
CN201515300U (en) * 2009-07-15 2010-06-23 浙江沪龙电机有限公司 Two-value capacitor non-synchronous motor
CN202713093U (en) * 2012-07-18 2013-01-30 青岛天一集团红旗电机有限公司 High-torque single-phase asynchronous motor applied to basket
CN106059202A (en) * 2016-07-26 2016-10-26 锦州容天电气有限公司 Single-phase motor capacitor fixing and wiring device
CN106411053A (en) * 2016-10-25 2017-02-15 卧龙电气集团股份有限公司 Single-phase vibration motor with external capacitor
CN107017748A (en) * 2017-05-24 2017-08-04 福安市伊莱特电机有限公司 Monophase machine
WO2020207335A1 (en) * 2019-04-08 2020-10-15 珠海英搏尔电气股份有限公司 Power unit, cooling bridge, power connection unit, motor controller, powertrain and electrical vehicle
CN209805609U (en) * 2019-05-14 2019-12-17 浙江四福机电有限公司 Single-phase asynchronous motor with capacitor fixing seat
CN210806901U (en) * 2019-12-10 2020-06-19 上海方超电机技术中心 High-power double-value capacitor single-phase asynchronous motor
CN110994925A (en) * 2019-12-20 2020-04-10 南京南微电机有限公司 Single-phase double-value capacitor asynchronous motor special for grain depot exhaust fan
CN211791065U (en) * 2020-03-04 2020-10-27 肇庆市端州区英菲特电机有限公司 One-way double-value motor

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