WO2023035394A1 - 一种电机及吸尘器 - Google Patents

一种电机及吸尘器 Download PDF

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Publication number
WO2023035394A1
WO2023035394A1 PCT/CN2021/129248 CN2021129248W WO2023035394A1 WO 2023035394 A1 WO2023035394 A1 WO 2023035394A1 CN 2021129248 W CN2021129248 W CN 2021129248W WO 2023035394 A1 WO2023035394 A1 WO 2023035394A1
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WO
WIPO (PCT)
Prior art keywords
stator
assembly
rotor
slot
bracket assembly
Prior art date
Application number
PCT/CN2021/129248
Other languages
English (en)
French (fr)
Inventor
杨品
章燏
杜荣法
陈祥宝
Original Assignee
卧龙电气驱动集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202122148336.0U external-priority patent/CN215419776U/zh
Priority claimed from CN202111043292.3A external-priority patent/CN113595277A/zh
Application filed by 卧龙电气驱动集团股份有限公司 filed Critical 卧龙电气驱动集团股份有限公司
Publication of WO2023035394A1 publication Critical patent/WO2023035394A1/zh

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
    • 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
    • H02K5/14—Means for supporting or protecting brushes or brush holders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Definitions

  • the present application relates to the technical field of motors, in particular to a motor and a vacuum cleaner.
  • vacuum cleaners arise at the historic moment.
  • the motor is the most important component and provides the power for the air flow of the vacuum cleaner.
  • the Chinese patent with the notification number CN213883043U discloses a noise-reducing vacuum cleaner and a vacuum cleaner motor.
  • the vacuum cleaner motor includes a motor front cover, a motor rear cover, and a motor main body;
  • the air inlet, the rear cover of the motor includes the rear cover body and the air outlet located at one end of the rear cover body, one end of the front cover body is connected with one end of the rear cover body to form a wind collecting cover, and the air inlet and the air outlet are respectively located at The two opposite ends of the wind collecting hood;
  • the motor body is arranged in the wind collecting hood, and a plurality of continuous gaps are provided between the peripheral side of the motor body and the inner side wall of the wind collecting hood.
  • the motor of the vacuum cleaner is provided with a plurality of continuous gaps between the peripheral side of the motor body and the inner side wall of the wind collecting hood to improve the conduction and heat dissipation capabilities of the airflow.
  • the overall structure is complex and the volume is large, which affects the use of the motor. Efficiency can be improved.
  • the first object of the present application is to provide a motor to achieve the purpose of significantly improving the use efficiency.
  • the specific plan is as follows:
  • a motor comprising a matched front bracket assembly and a rear bracket assembly, a rotor assembly and a stator assembly located between the front bracket assembly and the rear bracket assembly and matched to each other; the stator assembly is sleeved on the rotor Assemblies, both ends of the rotor assembly are respectively rotatably connected to the front bracket assembly and the rear bracket assembly, and one end of the rotor assembly connected to the rear bracket assembly is provided with a cooling blade, and the cooling blade is located at The rear support assembly is away from the side of the front support assembly; the front support assembly and the rear support assembly are respectively connected and fixed to the corresponding ends of the stator assembly, and both the front support assembly and the rear support assembly are Set with perforations.
  • the side of the rear bracket assembly facing the front bracket assembly is provided with a flow guide cavity
  • the rear side of the rear bracket assembly is provided with a support grid frame
  • the flow guide cavity communicates with the perforation
  • the cooling fan blades are located on the rear side of the supporting grid frame
  • the front side of the front bracket assembly is provided with a shaft connecting part, the axis of the shaft connecting part coincides with the axis of the cooling fan blades
  • An opening exposing the stator assembly is formed between the front bracket assembly and the rear bracket assembly.
  • the mutually symmetrical ends of the front side of the rear support assembly are provided with rear fixing parts
  • the mutually symmetrical ends of the rear side of the front support assembly are provided with front fixing parts
  • the two front fixing parts are respectively connected to
  • the rear fixing part is matched, and is threadedly connected with connecting bolts
  • the perforation includes a plurality of front side wall holes and a plurality of front side bottom holes, and a plurality of the front side wall holes are symmetrically distributed in the front bracket assembly
  • a plurality of arrays of the front bottom holes are distributed on the front side wall of the front support assembly.
  • the front bracket assembly is in the shape of a cube
  • the positive side wall holes are located on the left and right or upper and lower side walls of which the two sides of the front bracket assembly are symmetrical
  • the front fixing part is located on the front bracket assembly
  • the front bracket assembly is provided with two symmetrically distributed carbon brush insertion grooves, and the two carbon brush insertion grooves are respectively connected to the corresponding front fixing parts. The location matches.
  • the front side of the front bracket assembly is provided with two carbon brush ventilation bottom holes respectively matched with the corresponding carbon brush insertion slots; the four corners of the front bracket assembly have chamfers, In addition, inclined sidewall holes are provided on the chamfer; four carbon brush side holes are arranged on the outer peripheral sidewall of the front bracket assembly, and every two carbon brush side holes are symmetrically distributed on the corresponding The two ends of the carbon brush insertion groove; and the rear side of the rear bracket assembly is provided with a fan ring body, the cooling fan blade is located in the fan blade ring body; the guide inner cavity is close to the fan blade One side of the ring body is provided with an inclined guide wall.
  • the rotor assembly includes a rotor shaft, the two ends of the rotor shaft are rotatably connected to the shaft connection part and the supporting grid frame, the rotor shaft is provided with a rotor core, and the rotor core is provided with a rotor winding;
  • the stator assembly includes a stator core, and the stator core is provided with a connection slot matching the rotor core, two stator slots symmetrically distributed relative to the connection slot, and two stator slots opposite to the The ring-shaped stator windings are connected symmetrically through the slots, and the two stator windings respectively pass through the corresponding ends of the two stator slots at the same time.
  • the stator slot is W-shaped, and an opening is formed on the opposite side of the two stator slots, and the opening of the stator slot communicates with the corresponding side of the connecting slot;
  • the stator slot paper is inserted into the stator slot, and the stator slot paper includes a W-shaped center abutment part that is attached to the stator core and two symmetrical parts that are respectively located at the center abutment part.
  • the end abutment part of the end, the opening of the stator through the slot is formed between the two corresponding end abutment parts, and a gap for the end abutment part and the central abutment part is formed.
  • stator end plates The winding slot through which the stator winding passes; the two ends of the stator core along the axial direction are provided with stator end plates, and the part of the stator winding passing through the stator core is against the stator end plate
  • the stator end plate is in a square shape, and terminal sockets are arranged on the four corners of the stator end plate, and piercing terminals are arranged in the terminal sockets.
  • the rotor core is provided with a plurality of grooved paper grooves distributed in an equal arc, and the grooved paper grooves are provided with V-shaped rotor grooved papers, and the rotor windings are wound in two adjacent rotor grooved papers;
  • the The outer side of the rotor core along the radial direction is provided with a plurality of slot covers distributed in an equal arc, and the two sides of the slot covers are respectively matched with the corresponding slot paper slots, and a gap is formed between two adjacent slot covers.
  • a gap with a width smaller than the width of one end of the grooved paper slot away from the rotating shaft there is a gap with a width smaller than the width of one end of the grooved paper slot away from the rotating shaft; a rotor slot wedge is arranged between two adjacent slot covers, and the width of the rotor slot wedge is larger than the width of the gap, and the The rotor slot wedge is located on the side of the slot cover facing the rotor shaft.
  • the rotor shaft includes two end plate joints and a steering joint respectively located at both ends of the rotor core along the axis; the steering joint and one of the end plate joints are far away from the rotor iron One end of the core is connected, and a commutator is provided; the end plate joint is provided with a rotor end plate abutting and fixed with the rotor core; and the other end plate joint is far away from the rotor core
  • a bearing is provided at one end of the bearing, and the bearing is used for connecting with the supporting grid frame.
  • the second object of the present application is to provide a vacuum cleaner, including the above-mentioned motor.
  • the effective cooperation between the stator assembly and the rotor assembly is realized through the cooperation of the connection slot and the rotor core, and when the connection slot is matched with the stator winding, the purpose of significantly improving the working efficiency of the stator assembly and the rotor assembly is achieved;
  • the cooling fan blades By installing the cooling fan blades on the side of the support grille away from the front bracket assembly, the air outlet efficiency of the cooling fan blades is improved, and combined with the wrapping effect of the fan blade rings, the load of the cooling fan blades is reduced and the The wind wear of the motor, so as to improve the efficiency of the motor while improving the ventilation and heat dissipation effect of the motor;
  • the rotor core is further installed and fixed through the rotor end plate, so that the rotor assembly has the effect of high structural stability.
  • Fig. 1 is the structural representation of the motor disclosed in the present application.
  • Fig. 2 is a schematic diagram of the explosion structure of the motor disclosed in the present application.
  • Fig. 3 is a schematic diagram of the exploded structure of the rotor assembly and the stator assembly disclosed in the present application.
  • Rotor assembly 11. Rotor shaft; 111. Steering connection; 112. End plate connection; 113. Rotor core; 1131. Slot paper slot; 1132. Slot cover; 1133. Gap; 12. Rotor slot paper; 13. Rotor slot wedge; 14. Rotor end plate; 15. Rotor winding; 16. Bearing; 17. Commutator;
  • Stator assembly 21. Stator core; 211. Stator slotting; 212. Connection slotting; 22. Stator end plate; 221. Terminal socket; 23. Stator slot paper; 231. Center contact part; 232. End 233, the winding slot; 24, the stator winding; 25, piercing the terminal;
  • Front bracket assembly 31. Shaft connecting part; 32. Front fixing part; 33. Carbon brush insertion groove; 331. Carbon brush side hole; 332. Inclined side wall hole; 333. Carbon brush ventilation bottom hole; 34 , positive side wall hole; 35, front bottom hole; 36, flat gasket; 37, nut; 38, support sleeve; 39, socket hole;
  • Rear support assembly 41. Inner cavity for diversion; 411. Inclined diversion wall; 42. Fan blade ring body; 43. Rear fixing part; 44. Supporting grid frame; 5. Cooling fan blade; 6. Carbon brush Components; 7, connecting bolts.
  • a motor includes a matched front bracket assembly 3 and a rear bracket assembly 4 , and a rotor assembly 1 and a stator assembly 2 located between the front bracket assembly 3 and the rear bracket assembly 4 and matched with each other.
  • the front bracket assembly 3 and the rear bracket assembly 4 are respectively connected and fixed with corresponding one ends of the stator assembly 2, and the two ends of the rotor assembly 1 are respectively connected to the front bracket assembly 3 and the rear bracket assembly 4 in rotation, and the front bracket assembly 3 and the rear bracket Openings of the exposed stator assembly 2 are formed between the assemblies 4, so that the portion of the stator assembly 2 located at the opening has the effect of improving heat dissipation while avoiding the shielding of the front bracket assembly 3 and the rear bracket assembly 4.
  • the stator assembly 2 is sleeved on the rotor assembly 1 , and one end of the rotor assembly 1 connected to the rear bracket assembly 4 is provided with a cooling fan 5 .
  • the cooling vane 5 is connected to the rotor assembly 1, so that the cooling vane 5 rotates under the drive of the rotor assembly 1, thereby achieving the effect of effectively dissipating heat from the motor.
  • the cooling fan 5 is located on the side of the rear bracket assembly 4 away from the front bracket assembly 3 , and both the front bracket assembly 3 and the rear bracket assembly 4 are provided with through holes. The perforations on the front bracket assembly 3 communicate with the inner sides of the stator assembly 2 and the rotor assembly 1 .
  • the perforations on the rear bracket assembly 4 communicate with the inner side of the stator assembly 2 and the rotor assembly 1, so that when the rotor assembly 1 drives the cooling fan 5 to rotate, the airflow enters the front bracket assembly through the perforations on the front bracket assembly 3 3 and the stator assembly 2, passing through the inner side of the stator assembly 2 and the rotor assembly 1, between the stator assembly 2 and the rear bracket assembly 4, and the perforations on the rear bracket assembly 4, and then formed under the drive of the cooling fan 5
  • the stable gas flow path can significantly improve the structural rationality and heat dissipation performance of the motor.
  • a flow guide inner chamber 41 is provided on the side of the rear bracket assembly 4 facing the front bracket assembly 3 .
  • the rear side of the rear support assembly 4 is provided with a supporting grid frame 44 covered with perforations.
  • the guide lumen 41 communicates with the perforation.
  • the cooling fan 5 is located at the rear side of the supporting grid frame 44
  • the shaft connecting portion 31 is provided at the front side of the front bracket assembly 3 .
  • the axis of the shaft connecting portion 31 coincides with the axis of the cooling fan 5 .
  • rear fixing parts 43 are provided on both symmetrical ends of the front side of the rear bracket assembly 4 .
  • front fixing parts 32 are provided at both symmetrical ends on the rear side of the front bracket assembly 3 .
  • the two front fixing parts 32 are matched with the corresponding rear fixing parts 43 respectively, and are screwed with the connecting bolts 7 .
  • the perforations include a plurality of front side wall holes 34 and a plurality of front bottom holes 35 on the front bracket assembly 3 .
  • a plurality of positive side wall holes 34 are symmetrically distributed on the two side walls of the front bracket assembly 3
  • a plurality of front bottom holes 35 are distributed in an array on the front side wall of the front bracket assembly 3 .
  • the front bracket assembly 3 is in the shape of a cube. And the positive side wall holes 34 are located on the symmetrical left and right or upper and lower side walls of the front bracket assembly 3 , and the front fixing part 32 is located on the other two symmetrical upper and lower or left and right side walls of the front bracket assembly 3 .
  • two symmetrically distributed carbon brush insertion grooves 33 are provided on the front bracket assembly 3, and the two carbon brush insertion grooves 33 are respectively matched with corresponding front fixing parts 32, so that the front bracket assembly 3 and the rear
  • the connecting bolt 7 is inserted into the inside of the front bracket assembly 3 through the carbon brush insertion slot 33, and the front bracket assembly 3 and the rear bracket assembly are completed after the front fixing part 32 and the rear fixing part 43 are screwed together 4's installation is fixed.
  • two carbon brush ventilation bottom holes 333 respectively matched with corresponding carbon brush insertion slots 33 are provided on the front side of the front bracket assembly 3 . All four corners of the front bracket assembly 3 have chamfers, and inclined side wall holes 332 are provided on the chamfers.
  • Four carbon brush side holes 331 are arranged on the outer peripheral side wall of the front bracket assembly 3 , and every two carbon brush side holes 331 are symmetrically distributed at both ends of the corresponding carbon brush insertion groove 33 .
  • a fan blade ring body 42 is provided on the rear side of the rear bracket assembly 4 .
  • the cooling fan 5 is located in the fan ring body 42, and an inclined guide wall 411 is provided on the side of the guide inner cavity 41 close to the fan ring body 42, so as to guide the gas to the support grid through the inclined guide wall 411 Perforated flow on 44.
  • the rotor assembly 1 includes a rotor shaft 11 . Both ends of the rotor shaft 11 are rotatably connected to the shaft connecting portion 31 and the supporting grid frame 44 respectively. Among them, one end of the rotor shaft 11 passing through the shaft connection part 31 is sequentially sleeved with a support sleeve 38, a flat washer 36 and a nut 37 to complete the installation of the rotor assembly 1 and make the rotor assembly 1 and the front bracket assembly 3 form a stable The rotating connection structure.
  • the rotor shaft 11 is provided with a rotor core 113
  • a rotor winding 15 is provided on the rotor core 113
  • the stator assembly 2 includes a stator core 21 .
  • the stator core 21 is provided with a connecting slot 212 matching the rotor core 113, two stator slots 211 symmetrically distributed relative to the connecting slot 212, and two annular stator windings 24 symmetrically distributed relative to the connecting slot 212 .
  • the two stator windings 24 pass through the corresponding ends of the two stator slots 211 at the same time.
  • the stator through-slots 211 are W-shaped, and openings are formed on opposite sides of the two stator through-slots 211 .
  • the opening of the stator slot 211 communicates with the corresponding side of the connection slot 212 .
  • a stator slot paper 23 is inserted into the stator through slot 211 .
  • the stator slot paper 23 includes a W-shaped central abutting portion 231 attached to the stator core 21 , and two end abutting portions 232 located at opposite ends of the central abutting portion 231 , respectively.
  • the opening of the stator through-slot 211 is formed between two corresponding end abutting portions 232
  • a winding through-slot 233 for passing the stator winding 24 is formed between the end abutting portion 232 and the central abutting portion 231 .
  • both axial ends of the stator core 21 are provided with stator end plates 22 .
  • the part of the stator winding 24 protruding from the stator core 21 is abutted against and fixed to the stator end plate 22 .
  • the stator end plate 22 is in a square shape, and the four corners of the stator end plate 22 are provided with terminal sockets 221, and the terminal sockets 221 are provided with piercing terminals 25 to fix the piercing terminals 25 through the terminal sockets 221, and The electrical connection is made by piercing the terminal 25 .
  • four insertion holes 39 matching the corresponding terminal sockets 221 are provided on the front bracket assembly 3 to achieve the purpose of stably connecting the front bracket assembly 3 and the stator assembly 2 .
  • the rotor core 113 is provided with a plurality of slotted paper slots 1131 distributed in equal arcs.
  • the slot paper slot 1131 is provided with a V-shaped rotor slot paper 12 , and the rotor winding 15 is wound in two adjacent rotor slot papers 12 .
  • a rotor slot wedge 13 is arranged between two adjacent slot covers 1132 . Wherein, the width of the rotor wedge 13 is greater than the width of the gap 1133 , and the rotor wedge 13 is located on the side of the slot cover 1132 facing the rotor shaft 11 .
  • the rotor shaft 11 includes two end plate joints 112 and a steering joint 111 respectively located at both ends of the rotor core 113 along the axis.
  • the steering joint 111 is connected to one end of one end plate joint 112 away from the rotor core 113 , and is provided with a commutator 17 .
  • the end plate connecting portion 112 is provided with a rotor end plate 14 abutting against and fixed to the rotor core 113 , and the other end plate connecting portion 112 is provided with a bearing 16 at an end away from the rotor core 113 .
  • the bearing 16 is used to connect with the supporting grid frame 44 and to be sleeved on the rotor shaft 11 .
  • a vacuum cleaner includes the above-mentioned motor.
  • the motor of the present application realizes the effective cooperation between the stator assembly 2 and the rotor assembly 1 through the cooperation of the connection slot 212 and the rotor core 113, and when the connection slot 212 is matched with the stator winding 24, the stator assembly 2 can be significantly improved.
  • the cooling blades 5 are installed on the side of the supporting grid frame 44 away from the front bracket assembly 3, the air outlet efficiency of the cooling blades 5 is improved, and combined with the wrapping effect of the blade ring body 42, the The load of the fan blade 5 is cooled to reduce the wind wear of the motor, thereby improving the efficiency of the motor while improving the ventilation and heat dissipation effect of the motor.
  • a carbon brush side hole 331, an inclined side wall hole 332, and a carbon brush ventilation bottom hole 333 are arranged around the carbon brush insertion slot 33, so that when the cooling fan 5 is working, the air flow is driven through the carbon brush.
  • the carbon brush assembly 6 of the motor When the carbon brush assembly 6 of the motor is used, the heat generated between the carbon brush assembly 6 and the rotor is taken away, and the inclined guide wall 411 is used to guide the gas flow, and the front side bottom hole 35 and the positive side wall hole 34 are used to supply the air flow into the guide cavity In 41 , the airflow is made to flow from the front bracket assembly 3 to the rear bracket assembly 4 in an orderly manner, so as to discharge through the support grid frame 44 after absorbing the heat in the motor.
  • the rotor assembly 1 of the motor completes the installation and fixation of the rotor winding 15 through the structure of the rotor slot paper 12, the rotor slot wedge 13 and the rotor core 113, and then significantly improves the stator assembly 2 and the The working efficiency of the rotor assembly 1. And through the further installation and fixing of the rotor core 113 by the rotor end plate 14, the rotor assembly 1 has the effect of high structural stability.

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

Abstract

一种电机及吸尘器，涉及电机技术领域，包括相互匹配的前支架组件和后支架组件以及位于所述前支架组件和所述后支架组件之间且相互匹配的转子组件和定子组件；所述定子组件套接在所述转子组件上，所述转子组件的两端分别与所述前支架组件和后支架组件转动连接，且所述转子组件与所述后支架组件连接的一端设置有冷却风叶，所述冷却风叶位于所述后支架组件远离所述前支架组件的一侧；所述前支架组件和所述后支架组件分别与所述定子组件的相应一端连接固定，所述前支架组件和所述后支架组件均设置有穿孔。本申请具有降低电机的风磨耗以及显著提高电机效率的效果。

Description

一种电机及吸尘器
本申请要求下列中国专利申请的优先权，其全部内容通过引用结合在本申请中。
序号 申请日 申请号 名称
1 2021-09-07 202111043292.3 一种电机及吸尘器
2 2021-09-07 202122148336.0 一种电机及吸尘器
技术领域
本申请涉及电机技术领域，尤其涉及一种电机及吸尘器。
背景技术
随着经济的发展及社会的进步，人们在追求生活质量的同时将环境的清洁作为一种评价生活质量的重要指标。因此，为了提高环境的清洁度，吸尘器应运而生。在吸尘器架构中，电机属于重中之重的一个部件，并为吸尘器提供空气流动的动力。
公告号为CN213883043U的中国专利公开了一种降噪吸尘器及吸尘器电机，该吸尘器电机包括电机前罩、电机后罩、和电机主体；电机前罩包括前罩本体和设在前罩本体一末端的进风口，电机后罩包括后罩本体和设在后罩本体一末端的出风口，前罩本体的一末端与后罩本体的一末端相连以形成集风罩，而进风口和出风口分别位于集风罩的两相对末端；电机主体设置在集风罩内，且电机本体的周侧与集风罩的内侧壁之间设有多条连续的间隙。
但是该吸尘器电机通过在电机本体的周侧与集风罩的内侧壁之间设置多条连续的间隙以提升气流的导流和散热能力，整体结构复杂且体积较大，进而影响到电机的使用效率，有待改进。
发明内容
有鉴于此，本申请的第一个目的在于提供一种电机，以实现显著提升使用效率的目的。其具体方案如下：
一种电机，包括相互匹配的前支架组件和后支架组件以及位于所述前支架组件和所述后支架组件之间且相互匹配的转子组件和定子组件；所述定子组件套接在所述转子组件上，所述转子组件的两端分别与所述前支架组件和后支架组件转动连接，且所述转子组件与所述后支架组件连接的一端设置有冷却风叶，所述冷却风叶位于所述后支架组件远离所述前支架组件的一侧；所述前支架组件和所述后支架组件分别与所述定子组件的相应一端连接固定，所述前支架组件和所述后支架组件均设置有穿孔。
优选地：所述后支架组件朝向所述前支架组件的一侧设置有导流内腔，所述后支架组件的后侧设置有支撑格栅架，所述导流内腔和所述穿孔连通，所述冷却风叶位于所述支撑格栅架的后侧，所述前支架组件的前侧设置有轴连接部，所述轴连接部的轴线与所述冷却风叶的轴线重合，并在所述前支架组件和所述后支架组件之间形成有裸露所述定子组件的开口。
优选地：所述后支架组件前侧相互对称的两端均设置有后固定部，所述前支架组件后侧相互对称的两端均设置有前固定部，两个所述前固定部分别与相应的所述后固定部匹配，并螺纹连接有连接螺栓，所述穿孔包括多个正侧壁孔和多个前侧底孔，多个所述正侧壁孔对称分布在所述前支架组件的两个侧壁上，多个所述前侧底孔阵列分布在所述前支架组件前侧壁。
优选地：所述前支架组件呈正方体状，所述正侧壁孔位于所述前支架组件的其中两侧相对称的左右或上下侧壁上，所述前固定部位于所述前支架组件的另外两侧相对称的上下或左右侧壁上，所述前支架组件上设置有两个对称分布的碳刷插接槽，两个所述碳刷插接槽分别与相应的所述前固定部位置匹配。
优选地：所述前支架组件的前侧设置有两个分别与相应的所述碳刷插接槽匹配的碳刷通风底孔；所述前支架组件的四个边角处均具有倒角，并在所述倒角上设置有倾斜侧壁孔；所述前支架组件的外周侧壁上设置有四个碳刷边侧孔，每两个所述碳刷边侧孔对称分布在相应的所述碳刷插接槽 的两端；且所述后支架组件的后侧设置有风叶环体，所述冷却风叶位于所述风叶环体内；所述导流内腔靠近所述风叶环体的一侧设置有倾斜导流壁。
优选地：所述转子组件包括转子转轴，所述转子转轴的两端分别与轴连接部和支撑格栅架转动连接，所述转子转轴上设置有转子铁芯，所述转子铁芯设置有转子绕组；所述定子组件包括定子铁芯，所述定子铁芯设置有与所述转子铁芯匹配的连接穿槽、两个相对于所述连接穿槽对称分布的定子穿槽以及两个相对于所述连接穿槽对称分布的环状定子绕组，两个所述定子绕组分别同时穿过两个所述定子穿槽的相应一端。
优选地：所述定子穿槽呈W状，并在两个所述定子穿槽相向的一侧形成有开口，所述定子穿槽的开口与所述连接穿槽的相应一侧连通；所述定子穿槽内插接有定子槽纸，所述定子槽纸包括呈W状且与所述定子铁芯贴合的中心抵接部以及与两个分别位于所述中心抵接部相对称的两端的端部抵接部，所述定子穿槽的开口形成于相应的两个所述端部抵接部之间，所述端部抵接部与所述中心抵接部之间形成有供所述定子绕组穿过的绕组穿槽；所述定子铁芯沿轴向的两端均设置有定子端板，所述定子绕组从所述定子铁芯中穿出的部分与所述定子端板抵接固定，所述定子端板呈正方形状，且在所述定子端板的四个边角出均设置有端子插座，所述端子插座内设置有刺破端子。
优选地：所述转子铁芯设置有多个等弧度分布的槽纸槽，所述槽纸槽设置有V状转子槽纸，所述转子绕组缠绕在相邻两个转子槽纸中；所述转子铁芯沿径向的外侧设置有多个等弧度分布的槽盖，所述槽盖的两侧分别与相应的所述槽纸槽匹配，并在相邻两个所述槽盖之间形成有宽度小于所述槽纸槽远离所述转轴一端宽度的间隙；相邻两个所述槽盖之间设置有转子槽楔，所述转子槽楔的宽度大于所述间隙的宽度，且所述转子槽楔位于所述槽盖朝向所述转子转轴的一侧。
优选地：所述转子转轴包括两个分别位于所述转子铁芯沿轴线两端的端板接部以及转向接部；所述转向接部与其中一根所述端板接部远离所述转子铁芯的一端连接，并设置有换向器；所述端板接部设置有与所述转子铁芯抵接固定的转子端板；且另一根所述端板接部远离所述转子铁芯的一 端设置有轴承，所述轴承用于与所述支撑格栅架连接。
本申请的第二个目的在于提供一种吸尘器，包括如上所述的电机。
通过以上方案可知，本申请提供了一种电机及吸尘器，该电机具有以下有益效果：
1、通过连接穿槽与转子铁芯配合实现定子组件和转子组件的有效配合，且将连接穿槽与定子绕组配合安装时，实现显著提升定子组件和转子组件的配合工作效率的目的；
2、通过将冷却风叶安装在支撑格栅架远离前支架组件的一侧，提高冷却风叶的出风效率，并在结合风叶环体的包裹作用，减小冷却风叶的负载，降低电机的风磨耗，从而在提升电机的通风散热效果的同时，提高电机的效率；
3、通过在碳刷插接槽周边设置碳刷边侧孔、倾斜侧壁孔和碳刷通风底孔，从而在冷却风叶工作时带动气流在经过该电机的碳刷组件时，带走碳刷组件与转子间产生的热量，并结合倾斜导流壁引导气体流动，配合前侧底孔和正侧壁孔供气流进入导流内腔中，令气流有序地从前支架组件向后支架组件流动后，以在吸收该电机内的热量后通过支撑格栅架排出，以实现提升散热效果的目的；
4、通过转子槽纸、转子槽楔以及转子铁芯的结构构造完成对转子绕组的安装固定，进而在与定子铁芯的配合中显著提升定子组件和转子组件的配合工作效率；
5、通过转子端板对转子铁芯的进一步安装固定，以使得转子组件具有结构稳定性高的效果。
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图获得其他的附图。
图1为本申请公开的电机的结构示意图；
图2为本申请公开的电机的爆炸结构示意图；
图3为本申请公开的转子组件和定子组件的爆炸结构示意图。
附图标记说明：
1、转子组件；11、转子转轴；111、转向接部；112、端板接部；113、转子铁芯；1131、槽纸槽；1132、槽盖；1133、间隙；12、转子槽纸；13、转子槽楔；14、转子端板；15、转子绕组；16、轴承；17、换向器；
2、定子组件；21、定子铁芯；211、定子穿槽；212、连接穿槽；22、定子端板；221、端子插座；23、定子槽纸；231、中心抵接部；232、端部抵接部；233、绕组穿槽；24、定子绕组；25、刺破端子；
3、前支架组件；31、轴连接部；32、前固定部；33、碳刷插接槽；331、碳刷边侧孔；332、倾斜侧壁孔；333、碳刷通风底孔；34、正侧壁孔；35、前侧底孔；36、平垫片；37、螺母；38、支撑套；39、插接孔；
4、后支架组件；41、导流内腔；411、倾斜导流壁；42、风叶环体；43、后固定部；44、支撑格栅架；5、冷却风叶；6、碳刷组件；7、连接螺栓。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
如图1所示，一种电机，包括相互匹配的前支架组件3和后支架组件4以及位于前支架组件3和后支架组件4之间且相互匹配的转子组件1和定子组件2。前支架组件3和后支架组件4分别与定子组件2的相应一端连接固定，且转子组件1的两端分别与前支架组件3和后支架组件4转动连接，并在前支架组件3和后支架组件4之间形成有裸露定子组件2的开口，以使得定子组件2位于开口部位的部分在避免前支架组件3和后支架组件4的遮挡时具有提升散热性能的效果。
如图2、图3所示，定子组件2套接在转子组件1上，且转子组件1与后支架组件4连接的一端设置有冷却风叶5。冷却风叶5与转子组件1连接，以使得冷却风叶5在转子组件1的驱动下转动，进而实现对该电机有效散热的效果。其中，冷却风叶5位于后支架组件4远离前支架组件3的一侧，且在前支架组件3和后支架组件4均设置有穿孔。前支架组件3上的穿孔与定子组件2和转子组件1的内侧连通。相应的，后支架组件4上的穿孔与定子组件2和转子组件1的内侧连通，以在转子组件1带动冷却风叶5转动时，令气流在通过前支架组件3上的穿孔进入前支架组件3和定子组件2之间后，依次通过定子组件2和转子组件1的内侧、定子组件2和后支架组件4之间和后支架组件4上的穿孔，进而在冷却风叶5的驱动下形成稳定性的气体流动路径，以显著提升该电机的结构合理性和散热性能。
需要提及的是，在后支架组件4朝向前支架组件3的一侧设置有导流内腔41。后支架组件4的后侧设置有布满穿孔的支撑格栅架44。导流内腔41和穿孔连通。与此同时，冷却风叶5位于支撑格栅架44的后侧，且在前支架组件3的前侧设置有轴连接部31。轴连接部31的轴线与冷却风叶5的轴线重合。
与此同时，在后支架组件4前侧相互对称的两端均设置有后固定部43。相应的，在前支架组件3后侧相互对称的两端均设置有前固定部32。两个前固定部32分别与相应的后固定部43匹配，并螺纹连接有连接螺栓7。穿孔包括位于前支架组件3上的多个正侧壁孔34和多个前侧底孔35。其中，多个正侧壁孔34对称分布在前支架组件3的两个侧壁上，多个前侧底孔35阵列分布在前支架组件3前侧壁。
如图2所示，前支架组件3呈正方体状。且正侧壁孔34位于前支架组件3的其中两侧相对称的左右或上下侧壁上，前固定部32位于前支架组件3的另外两侧相对称的上下或左右侧壁上。其中，在前支架组件3上设置有两个对称分布的碳刷插接槽33，且两个碳刷插接槽33分别与相应的前固定部32位置匹配，以使得前支架组件3和后支架组件4在匹配安装时，令连接螺栓7穿过碳刷插接槽33进入前支架组件3内侧，并在于前固定部 32和后固定部43螺纹连接后完成前支架组件3和后支架组件4的安装固定。
需要提及的是，在前支架组件3的前侧设置有两个分别与相应的碳刷插接槽33匹配的碳刷通风底孔333。前支架组件3的四个边角处均具有倒角，并在倒角上设置有倾斜侧壁孔332。在前支架组件3的外周侧壁上设置有四个碳刷边侧孔331，且每两个碳刷边侧孔331对称分布在相应的碳刷插接槽33的两端。与此同时，在后支架组件4的后侧设置有风叶环体42。冷却风叶5位于风叶环体42内，并在导流内腔41靠近风叶环体42的一侧设置有倾斜导流壁411，以通过倾斜导流壁411引导气体向支撑格栅架44上的穿孔流动。
如图2、图3所示，转子组件1包括转子转轴11。转子转轴11的两端分别与轴连接部31和支撑格栅架44转动连接。其中，转子转轴11穿过轴连接部31的一端依次套接有支撑套38、平垫片36和螺母37，以完成转子组件1的安装，并使得转子组件1与前支架组件3形成稳定性的转动连接结构。
转子转轴11设置有转子铁芯113，并在转子铁芯113上设置有转子绕组15。相应的，定子组件2包括定子铁芯21。定子铁芯21设置有与转子铁芯113匹配的连接穿槽212、两个相对于连接穿槽212对称分布的定子穿槽211以及两个相对于连接穿槽212对称分布的环状定子绕组24。两个定子绕组24分别同时穿过两个定子穿槽211的相应一端。其中，定子穿槽211呈W状，并在两个定子穿槽211相向的一侧形成有开口。定子穿槽211的开口与连接穿槽212的相应一侧连通。与此同时，在定子穿槽211内插接有定子槽纸23。定子槽纸23包括呈W状且与定子铁芯21贴合的中心抵接部231以及与两个分别位于中心抵接部231相对称的两端的端部抵接部232。定子穿槽211的开口形成于相应的两个端部抵接部232之间，端部抵接部232与中心抵接部231之间形成有供定子绕组24穿过的绕组穿槽233。其中，定子铁芯21沿轴向的两端均设置有定子端板22。定子绕组24从定子铁芯21中穿出的部分与定子端板22抵接固定。定子端板22呈正方形状，且在定子端板22的四个边角出均设置有端子插座221，端子插座221内设 置有刺破端子25，以通过端子插座221固定刺破端子25，且通过刺破端子25进行电连接。相应的，在前支架组件3上设置有四个与相应的端子插座221匹配的插接孔39，以达到稳定连接前支架组件3和定子组件2的目的。
如图3所示，转子铁芯113设置有多个等弧度分布的槽纸槽1131。槽纸槽1131设置有V状转子槽纸12，且转子绕组15缠绕在相邻两个转子槽纸12中。需要提及的是，在转子铁芯113沿径向的外侧设置有多个等弧度分布的槽盖1132。槽盖1132的两侧分别与相应的槽纸槽1131匹配，并在相邻两个槽盖1132之间形成有宽度小于槽纸槽1131远离转轴一端宽度的间隙1133。相邻两个槽盖1132之间设置有转子槽楔13。其中，转子槽楔13的宽度大于间隙1133的宽度，且转子槽楔13位于槽盖1132朝向转子转轴11的一侧。
需要说明的是，转子转轴11包括两个分别位于转子铁芯113沿轴线两端的端板接部112以及转向接部111。转向接部111与其中一根端板接部112远离转子铁芯113的一端连接，并设置有换向器17。端板接部112设置有与转子铁芯113抵接固定的转子端板14，且另一根端板接部112远离转子铁芯113的一端设置有轴承16。轴承16用于与支撑格栅架44连接，并用于套接在转子转轴11上。
一种吸尘器，包括如上所述的电机。
综上，本申请的电机通过连接穿槽212与转子铁芯113配合实现定子组件2和转子组件1的有效配合，且将连接穿槽212与定子绕组24配合安装时，实现显著提升定子组件2和转子组件1的配合工作效率的目的。与此同时，通过将冷却风叶5安装在支撑格栅架44远离前支架组件3的一侧，提高冷却风叶5的出风效率，并在结合风叶环体42的包裹作用，减小冷却风叶5的负载，降低电机的风磨耗，从而在提升电机的通风散热效果的同时，提高电机的效率。为了进一步提升散热性能和效果，在碳刷插接槽33周边设置碳刷边侧孔331、倾斜侧壁孔332和碳刷通风底孔333，从而在冷却风叶5工作时带动气流在经过该电机的碳刷组件6时，带走碳刷组件6与转子间产生的热量，并结合倾斜导流壁411引导气体流动，配合前侧底孔35和正侧壁孔34供气流进入导流内腔41中，令气流有序地从前支架组 件3向后支架组件4流动后，以在吸收该电机内的热量后通过支撑格栅架44排出。
且该电机的转子组件1通过转子槽纸12、转子槽楔13以及转子铁芯113的结构构造完成对转子绕组15的安装固定，进而在与定子铁芯21的配合中显著提升定子组件2和转子组件1的配合工作效率。并通过转子端板14对转子铁芯113的进一步安装固定，以使得转子组件1具有结构稳定性高的效果。
本申请涉及的“第一”、“第二”、“第三”、“第四”等(如果存在)是用于区别类似的对象，而不必用于描述特定的顺序或先后次序。应该理解这样使用的数据在适当情况下可以互换，以便这里描述的实施例能够以除了在这里图示或描述的内容以外的顺序实施。此外，术语“包括”和“具有”以及他们的任何变形，意图在于覆盖不排他的包含，例如，包含了一系列步骤或单元的过程、方法或设备不必限于清楚地列出的那些步骤或单元，而是可包括没有清楚地列出的或对于这些过程、方法或设备固有的其它步骤或单元。
需要说明的是，在本申请中涉及“第一”、“第二”等的描述仅用于描述目的，而不能理解为指示或暗示其相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。另外，各个实施例之间的技术方案可以相互结合，但是必须是以本领域普通技术人员能够实现为基础，当技术方案的结合出现相互矛盾或无法实现时应当认为这种技术方案的结合不存在，也不在本申请要求的保护范围之内。
本文中应用了具体个例对本申请的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本申请的方法及其核心思想；同时，对于本领域的一般技术人员，依据本申请的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本申请的限制。

Claims (10)

  1. 一种电机，其特征在于：包括相互匹配的前支架组件(3)和后支架组件(4)以及位于所述前支架组件(3)和所述后支架组件(4)之间且相互匹配的转子组件(1)和定子组件(2)；所述定子组件(2)套接在所述转子组件(1)上，所述转子组件(1)的两端分别与所述前支架组件(3)和后支架组件(4)转动连接，且所述转子组件(1)与所述后支架组件(4)连接的一端设置有冷却风叶(5)，所述冷却风叶(5)位于所述后支架组件(4)远离所述前支架组件(3)的一侧；所述前支架组件(3)和所述后支架组件(4)分别与所述定子组件(2)的相应一端连接固定，所述前支架组件(3)和所述后支架组件(4)均设置有穿孔。
  2. 根据权利要求1所述的一种电机，其特征在于：所述后支架组件(4)朝向所述前支架组件(3)的一侧设置有导流内腔(41)，所述后支架组件(4)的后侧设置有支撑格栅架(44)，所述导流内腔(41)和所述穿孔连通，所述冷却风叶(5)位于所述支撑格栅架(44)的后侧，所述前支架组件(3)的前侧设置有轴连接部(31)，所述轴连接部(31)的轴线与所述冷却风叶(5)的轴线重合，并在所述前支架组件(3)和所述后支架组件(4)之间形成有裸露所述定子组件(2)的开口。
  3. 根据权利要求2所述的一种电机，其特征在于：所述后支架组件(4)前侧相互对称的两端均设置有后固定部(43)，所述前支架组件(3)后侧相互对称的两端均设置有前固定部(32)，两个所述前固定部(32)分别与相应的所述后固定部(43)匹配，并螺纹连接有连接螺栓(7)，所述穿孔包括多个正侧壁孔(34)和多个前侧底孔(35)，多个所述正侧壁孔(34)对称分布在所述前支架组件(3)的两个侧壁上，多个所述前侧底孔(35)阵列分布在所述前支架组件(3)前侧壁。
  4. 根据权利要求3所述的一种电机，其特征在于：所述前支架组件(3)呈正方体状，所述正侧壁孔(34)位于所述前支架组件(3)的其中两侧相对称的左右或上下侧壁上，所述前固定部(32)位于所述前支架组件(3)的另外两侧相对称的上下或左右侧壁上，所述前支架组件(3)上设置有两个对称分布的碳刷插接槽(33)，两个所述碳刷插接槽(33)分别与相应的所述前固 定部(32)位置匹配。
  5. 根据权利要求4所述的一种电机，其特征在于：所述前支架组件(3)的前侧设置有两个分别与相应的所述碳刷插接槽(33)匹配的碳刷通风底孔(333)；所述前支架组件(3)的四个边角处均具有倒角，并在所述倒角上设置有倾斜侧壁孔(332)；所述前支架组件(3)的外周侧壁上设置有四个碳刷边侧孔(331)，每两个所述碳刷边侧孔(331)对称分布在相应的所述碳刷插接槽(33)的两端；且所述后支架组件(4)的后侧设置有风叶环体(42)，所述冷却风叶(5)位于所述风叶环体(42)内；所述导流内腔(41)靠近所述风叶环体(42)的一侧设置有倾斜导流壁(411)。
  6. 根据权利要求2所述的一种电机，其特征在于：所述转子组件(1)包括转子转轴(11)，所述转子转轴(11)的两端分别与轴连接部(31)和支撑格栅架(44)转动连接，所述转子转轴(11)上设置有转子铁芯(113)，所述转子铁芯(113)设置有转子绕组(15)；所述定子组件(2)包括定子铁芯(21)，所述定子铁芯(21)设置有与所述转子铁芯(113)匹配的连接穿槽(212)、两个相对于所述连接穿槽(212)对称分布的定子穿槽(211)以及两个相对于所述连接穿槽(212)对称分布的环状定子绕组(24)，两个所述定子绕组(24)分别同时穿过两个所述定子穿槽(211)的相应一端。
  7. 根据权利要求6所述的一种电机，其特征在于：所述定子穿槽(211)呈W状，并在两个所述定子穿槽(211)相向的一侧形成有开口，所述定子穿槽(211)的开口与所述连接穿槽(212)的相应一侧连通；所述定子穿槽(211)内插接有定子槽纸(23)，所述定子槽纸(23)包括呈W状且与所述定子铁芯(21)贴合的中心抵接部(231)以及与两个分别位于所述中心抵接部(231)相对称的两端的端部抵接部(232)，所述定子穿槽(211)的开口形成于相应的两个所述端部抵接部(232)之间，所述端部抵接部(232)与所述中心抵接部(231)之间形成有供所述定子绕组(24)穿过的绕组穿槽(233)；所述定子铁芯(21)沿轴向的两端均设置有定子端板(22)，所述定子绕组(24)从所述定子铁芯(21)中穿出的部分与所述定子端板(22)抵接固定，所述定子端板(22)呈正方形状，且在所述定子端板(22)的四个边角出均设置有端子插座(221)，所述端子插座(221)内设置有刺破端子(25)。
  8. 根据权利要求6所述的一种电机，其特征在于：所述转子铁芯(113)设置有多个等弧度分布的槽纸槽(1131)，所述槽纸槽(1131)设置有V状转子槽纸(12)，所述转子绕组(15)缠绕在相邻两个转子槽纸(12)中；所述转子铁芯(113)沿径向的外侧设置有多个等弧度分布的槽盖(1132)，所述槽盖(1132)的两侧分别与相应的所述槽纸槽(1131)匹配，并在相邻两个所述槽盖(1132)之间形成有宽度小于所述槽纸槽(1131)远离所述转轴一端宽度的间隙(1133)；相邻两个所述槽盖(1132)之间设置有转子槽楔(13)，所述转子槽楔(13)的宽度大于所述间隙(1133)的宽度，且所述转子槽楔(13)位于所述槽盖(1132)朝向所述转子转轴(11)的一侧。
  9. 根据权利要求8所述的一种电机，其特征在于：所述转子转轴(11)包括两个分别位于所述转子铁芯(113)沿轴线两端的端板接部(112)以及转向接部(111)；所述转向接部(111)与其中一根所述端板接部(112)远离所述转子铁芯(113)的一端连接，并设置有换向器(17)；所述端板接部(112)设置有与所述转子铁芯(113)抵接固定的转子端板(14)；且另一根所述端板接部(112)远离所述转子铁芯(113)的一端设置有轴承(16)，所述轴承(16)用于与所述支撑格栅架(44)连接。
  10. 一种吸尘器，其特征在于：包括如权利要求1-9任一项所述的电机。
PCT/CN2021/129248 2021-09-07 2021-11-08 一种电机及吸尘器 WO2023035394A1 (zh)

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