CN109026590A - 一种带有导风套的充气机 - Google Patents
一种带有导风套的充气机 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/066—Cooling by ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/14—Provisions for readily assembling or disassembling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- A—HUMAN NECESSITIES
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- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
- B60S5/043—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system
- B60S5/046—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system using electrical or electronical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/06—Mobile combinations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
Abstract
本发明涉及充气机技术领域,尤其公开了一种带有导风套的充气机,包括机壳、装设在机壳内的机芯及驱动电机;还包括导风套及散热风扇,导风套设有贯穿导风套的导风孔,驱动电机包括本体及转动设置于本体的轴体,轴体的一端突伸出本体用于驱动机芯运动,轴体的另一端突伸出本体并用于连接散热风扇,导风套设有定位壳及与定位壳连接的导风圈,定位壳装设于机壳或/和驱动电机,导风圈套设于散热风扇的外侧,导风圈环绕散热风扇设置;经由增设导风套,转动的散热风扇抽取机壳的空气经由导风孔流动,提高流经机芯及驱动电机的风压及风速,增强充气机的散热性能;利用导风圈防护散热风扇,防止散热风扇受到碰撞而损坏。
Description
技术领域
本发明涉及充气机技术领域,尤其公开了一种带有导风套的充气机。
背景技术
充气机是对各种气胎进行充气的常用设备之一,在充气机的使用过程中,需要利用风叶对充气机进行散热,现有技术中充气机的构造设计不合理,导致充气机的散热效率低下,严重影响充气机的使用性能。
发明内容
为了克服现有技术中存在的缺点和不足,本发明的目的在于提供一种带有导风套的充气机,转动的散热风扇抽取机壳的空气经由导风孔流动,提高流经机芯及驱动电机的风压及风速,增强充气机的散热性能;利用导风圈防护散热风扇,防止散热风扇受到碰撞而损坏。
为实现上述目的,本发明的一种带有导风套的充气机,包括机壳、装设在机壳内的机芯及驱动电机,驱动电机用于驱动机芯对外界的物件充气;还包括导风套及散热风扇,导风套设有贯穿导风套的导风孔,驱动电机包括本体及转动设置于本体的轴体,轴体的一端突伸出本体用于驱动机芯运动,轴体的另一端突伸出本体并用于连接散热风扇,导风套设有定位壳及与定位壳连接的导风圈,定位壳装设于机壳或/和驱动电机,导风圈套设于散热风扇的外侧,导风圈环绕散热风扇设置。
优选地,所述定位壳的横截面为矩形,导风圈的横截面为圆形,定位壳的孔径大于导风圈的孔径,定位壳的外表面抵触在机壳上。
优选地,所述定位壳设有突伸入导风孔内的多个限位臂,多个限位臂围绕导风套的中心轴线设置,多个限位臂位于散热风扇的同一侧,限位臂远离散热风扇的一侧用于抵触本体。
优选地,所述限位臂设有挡突,挡突自限位臂的自由端朝导风套的中心轴线突设而成,多个限位臂围绕本体设置,限位臂的自由端用于抵触本体的外表面,挡突用于抵触本体。
优选地,所述限位臂设有定位槽,定位槽自限位臂远离散热风扇的一侧凹设而成,机壳设有突伸入定位槽内的定位部。
优选地,所述定位壳设有卡持槽,卡持槽自定位壳远离导风圈的一端凹设而成,机壳设有突伸入卡持槽内的卡持块。
优选地,所述带有导风套的充气机还包括固定圈,固定圈套设在驱动电机的外侧,驱动电机与机壳之间具有过气间隙;固定圈设有两个凸耳,两个凸耳自固定圈彼此远离的两侧突设而成,两个凸耳分别设置于机壳。
优选地,一个所述凸耳设有限位凸块,机壳设有用于容设限位凸块的限位凹槽。
优选地,所述驱动电机设有环形盲槽,环形盲槽自驱动电机的外表面凹设而成,固定圈容设于环形盲槽内。
优选地,所述驱动电机设有与环形盲槽连通的防转槽,固定圈设有防转片,防转片突伸入防转槽内。
本发明的有益效果:经由增设导风套,利用导风套的定位壳实现相对机壳或/和驱动电机的准确定位,如此,即可确保散热风扇准确地位于导风套的导风圈中,转动的散热风扇抽取机壳的空气经由导风套的导风孔流动,提高流经机芯及驱动电机的风压及风速,增强充气机的散热性能;利用导风圈防护散热风扇,防止散热风扇受到碰撞而损坏。
附图说明
图1为本发明的立体结构示意图;
图2为本发明的分解结构示意图;
图3为本发明的导风套的立体结构示意图;
图4为本发明的导风套另一视角的立体结构示意图;
图5为本发明的驱动电机的主视图;
图6为本发明的固定圈的立体结构示意图;
图7为本发明的固定圈的另一视角的立体结构示意图。
附图标记包括:
1—机壳 2—机芯 3—驱动电机
4—本体 5—轴体 6—散热风扇
7—导风套 8—定位壳 9—导风圈
11—导风孔 12—限位臂 13—挡突
14—定位槽 15—卡持槽 16—固定圈
17—凸耳 18—卡持盲槽 19—限位凸块
21—环形盲槽 22—防转槽 23—防转片
24—抓柄 25—让位孔 26—摩擦凸起。
具体实施方式
为了便于本领域技术人员的理解,下面结合实施例及附图对本发明作进一步的说明,实施方式提及的内容并非对本发明的限定。
请参阅图1至图7所示,本发明的一种带有导风套的充气机,包括机壳1、装设在机壳1内的机芯2及驱动电机3,驱动电机3用于驱动机芯2对外界的物件(如气胎或气球等)进行充气,机壳1上设有进气孔(图中未示出)及与进气孔连通的出气孔(图中未示出);还包括导风套7及散热风扇6,导风套7上设置有贯穿导风套7的导风孔11,机芯2、驱动电机3位于进气孔与出气孔之间,优选地,机芯2、驱动电机3位于进气孔与出气孔之间的连线上,驱动电机3包括本体4及转动设置在本体4中的轴体5,轴体5的两端分别突伸出本体4的左右两端,轴体5的一端突伸出本体4的一端以用于驱动机芯2运动,轴体5的另一端突伸出本体4的另一端并用于连接散热风扇6,导风套7设置有定位壳8及与定位壳8连接的导风圈9,定位壳8与导风圈9为一体式构造,定位壳8用于装设在机壳1上或/和驱动电机3上,导风圈9套设在散热风扇6的外侧,导风圈9环绕散热风扇6设置。
在充气机的使用过程中,机芯2及驱动电机3为主要的发热单元,本发明的充气机经由增设导风套7,利用导风套7的定位壳8实现相对机壳1或/和驱动电机3的准确定位,如此,即可确保散热风扇6准确地位于导风套7的导风圈9中,使得转动的散热风扇6抽取机壳1的空气经由导风套7的导风孔11流动,提高流经机芯2及驱动电机3的风压及风速,增强充气机的散热性能;利用导风圈9防护散热风扇6,防止散热风扇6受到碰撞而损坏,延长散热风扇6的使用寿命。
所述定位壳8的横截面为矩形,导风圈9的横截面为圆形,定位壳8的孔径大于导风圈9的孔径,利用定位壳8的孔径与导风圈9的孔径的差值实现流动空气的流速差,实现流动空气风压的变化及风速的变化,提升散热风扇6对驱动电机3及机芯2的散热效果;定位壳8的外表面抵触在机壳1上,利用定位壳8的平板外表面抵触机壳1,使得定位壳8与机壳1稳固地贴合在一起,防止定位壳8相对机壳1转动。本实施例中,定位壳8的拐角处均设置有导脚斜板(图中未标号),导脚斜板的数量为四个,四个导脚斜板围绕导风孔11的中心轴线呈环形阵列,经由增设导脚斜板,增强定位壳8的强度,防止定位壳8因受到机壳1的挤压而轻易变形,提升导风套7的使用性能。
所述定位壳8上设置有突伸入导风孔11内的多个限位臂12,多个限位臂12围绕导风套7的中心轴线设置,多个限位臂12位于散热风扇6的同一侧,限位臂12远离散热风扇6的一侧用于抵触在本体4上。在充气机的组装过程中,先将导风套7组合到驱动电机3的本体4上,直至本体4的一端抵触在限位臂12的一侧上,实现对本体4与导风套7之间组装位置准确限定,而后再将散热风扇6装入导风圈9内。
所述限位臂12上设置有挡突13,挡突13自限位臂12的自由端朝导风套7的中心轴线突设而成,多个限位臂12围绕本体4设置,多个限位臂12的挡突13围绕导风孔11的中线轴线设置,限位臂12的自由端用于抵触在本体4的外表面上,防止驱动电机3沿导风套7的径向方向相对导风套7发生移动,挡突13用于抵触在本体4一端的端面上,实现对本体4与导风套7之间组装位置准确限定。优选地,导风套7设置有连接多个限位臂12的过渡臂(图中未示出),利用过渡臂将多个限位臂连接在一起,相较于单个限位臂12的强度,避免因单个限位臂12因强度较低发生变形而影响导风套7与驱动电机3之间定位的准确性。
所述限位臂12上设置有定位槽14,定位槽14自限位臂12远离散热风扇6的一侧凹设而成,机壳1上设置有突伸入定位槽14内的定位部(图中未示出)。利用定位槽14的侧壁抵触定位部,有效避免机壳1与定位壳8之间发生相对移动。
所述定位壳8上设置有卡持槽15,卡持槽15自定位壳8远离导风圈9的一端凹设而成,机壳1上设置有突伸入卡持槽15内的卡持块(图中未示出)。本实施例中,机壳1经由上壳(图中未标号)与下壳(图中未标号)组合而成,当充气机组装完成后,卡持块突伸入卡持槽15内,利用卡持块辅助增强定位壳8的强度,当上壳与下壳抵触在定位壳8的外表面上之后,防止定位壳8自身的强度过度而被挤压变形。
所述带有导风套的充气机还包括固定圈16,固定圈16套设在驱动电机3的外侧,固定圈16固定在机壳1上,驱动电机3的外表面与机壳1的内表面之间具有过气间隙,散热风扇6驱动的流动空气流经驱动电机3与机壳1之间的过气间隙,进而带走机芯2与驱动电机3的热量,提升充气机的散热效果。
所述固定圈16上设置有两个凸耳17,两个凸耳17分别自固定圈16彼此远离的两侧朝彼此远离的方向突设而成,两个凸耳17分别固定在机壳1上,减少固定圈16与机壳1的接触面积;优选地,两个凸耳17上均设置有卡持盲槽18,固定圈16采用塑料制成,通过增设卡持盲槽18,相较于凸耳17采用实芯制成,减少凸耳17的厚度,避免凸耳17厚度较大因塑料缩水率而导致凸耳17制造不良;根据实际需要,机壳1上还可以设置有两个卡块(图中未示出),两个卡块用于分别突伸入两个卡持盲槽18内。
当固定圈16安装在机壳1上之后,机壳1的卡块突伸入卡持盲槽18内,利用卡持盲槽18的侧壁挡止卡块,实现机壳1对固定圈16的限位,当充气机组装完成后,有效防止固定圈16相对机壳1发生移动。
其中一个所述凸耳17上设置有限位凸块19,机壳1上设置有用于容设限位凸块19的限位凹槽(图中未示出)。在固定圈16与机壳1安装的过程中,先将限位凸块19对准限位凹槽,然后组装机壳1及固定圈16,使得限位凸块19插入限位凹槽内,实现固定圈16与机壳1的准确对位,防止固定圈16因安装位置错误而导致充气机组装不良。
所述驱动电机3上设置有环形盲槽21,环形盲槽21自驱动电机3的外表面凹设而成,固定圈16容设在环形盲槽21内,利用环形盲槽21的侧壁挡止固定圈16,防止固定圈16相对驱动电机3发生相对移动,固定圈16的主体部分未突伸出驱动电机3的外表面,即固定圈16除了两个凸耳17之外其余的部位完全没入环形盲槽21内,避免固定圈16阻挡流经驱动电机3与机壳1之间的过气间隙内的流动空气,确保散热风扇6所驱动的空气流动时的平稳性,辅助提升散热效果。
所述驱动电机3上设置有与环形盲槽21连通的防转槽22,防转槽22自环形盲槽21的侧壁凹设而成,固定圈16上设置有防转片23,当固定圈16套设在驱动电机3上之后,防转片23突伸入防转槽22内,利用防转槽22的侧壁抵触防转片23,防止固定圈16与驱动电机3发生相对转动。本实施例中,凸耳17同时与固定圈16及防转片23连接,延长凸耳17的长度,辅助延长卡持盲槽18的长度,提升卡块与凸耳17之间的卡持效果。
本实施例中,所述固定圈16采用软胶制成,例如,固定圈16采用硅胶制成,利用软胶更好地吸收驱动电机3运转时对机壳1造成的冲击。
所述机壳1设有抓柄24,抓柄24的两端分别连接至机壳1,抓柄24与机壳1之间形成有让位孔25(图中未标号),实际使用时,使用者将手插入让位孔25内,然后用手握持住抓柄24,机壳1方便地移动充气机,提升客户的体验度。优选地,抓柄24上还设置有用于抵触使用者的手的摩擦凸起26,增大手与握柄24之间的摩擦力,摩擦凸起26的数量为多个,多个摩擦凸起26共线设置,多个摩擦凸起26沿握柄24的长度方向设置而成。
以上内容仅为本发明的较佳实施例,对于本领域的普通技术人员,依据本发明的思想,在具体实施方式及应用范围上均会有改变之处,本说明书内容不应理解为对本发明的限制。
Claims (10)
1.一种带有导风套的充气机,包括机壳、装设在机壳内的机芯及驱动电机,驱动电机用于驱动机芯对外界的物件充气;其特征在于:还包括导风套及散热风扇,导风套设有贯穿导风套的导风孔,驱动电机包括本体及转动设置于本体的轴体,轴体的一端突伸出本体用于驱动机芯运动,轴体的另一端突伸出本体并用于连接散热风扇,导风套设有定位壳及与定位壳连接的导风圈,定位壳装设于机壳或/和驱动电机,导风圈套设于散热风扇的外侧,导风圈环绕散热风扇设置。
2.根据权利要求1所述的带有导风套的充气机,其特征在于:所述定位壳的横截面为矩形,导风圈的横截面为圆形,定位壳的孔径大于导风圈的孔径,定位壳的外表面抵触在机壳上。
3.根据权利要求1所述的带有导风套的充气机,其特征在于:所述定位壳设有突伸入导风孔内的多个限位臂,多个限位臂围绕导风套的中心轴线设置,多个限位臂位于散热风扇的同一侧,限位臂远离散热风扇的一侧用于抵触本体。
4.根据权利要求3所述的带有导风套的充气机,其特征在于:所述限位臂设有挡突,挡突自限位臂的自由端朝导风套的中心轴线突设而成,多个限位臂围绕本体设置,限位臂的自由端用于抵触本体的外表面,挡突用于抵触本体。
5.根据权利要求3所述的带有导风套的充气机,其特征在于:所述限位臂设有定位槽,定位槽自限位臂远离散热风扇的一侧凹设而成,机壳设有突伸入定位槽内的定位部。
6.根据权利要求1所述的带有导风套的充气机,其特征在于:所述定位壳设有卡持槽,卡持槽自定位壳远离导风圈的一端凹设而成,机壳设有突伸入卡持槽内的卡持块。
7.根据权利要求1所述的带有导风套的充气机,其特征在于:所述带有导风套的充气机还包括固定圈,固定圈套设在驱动电机的外侧,驱动电机与机壳之间具有过气间隙;固定圈设有两个凸耳,两个凸耳自固定圈彼此远离的两侧突设而成,两个凸耳分别设置于机壳。
8.根据权利要求7所述的带有导风套的充气机,其特征在于:一个所述凸耳设有限位凸块,机壳设有用于容设限位凸块的限位凹槽。
9.根据权利要求7所述的带有导风套的充气机,其特征在于:所述驱动电机设有环形盲槽,环形盲槽自驱动电机的外表面凹设而成,固定圈容设于环形盲槽内。
10.根据权利要求9所述的带有导风套的充气机,其特征在于:所述驱动电机设有与环形盲槽连通的防转槽,固定圈设有防转片,防转片突伸入防转槽内。
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KR1020180132151A KR102123635B1 (ko) | 2018-08-16 | 2018-10-31 | 에어 가이드 슬리브를 갖는 공기주입기 |
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PCT/CN2019/083053 WO2020034653A1 (zh) | 2018-08-16 | 2019-06-04 | 一种带有导风套的充气机 |
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