WO2020143264A1 - 降噪散热结构及其吸尘器 - Google Patents

降噪散热结构及其吸尘器 Download PDF

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Publication number
WO2020143264A1
WO2020143264A1 PCT/CN2019/111552 CN2019111552W WO2020143264A1 WO 2020143264 A1 WO2020143264 A1 WO 2020143264A1 CN 2019111552 W CN2019111552 W CN 2019111552W WO 2020143264 A1 WO2020143264 A1 WO 2020143264A1
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WIPO (PCT)
Prior art keywords
motor
battery
battery pack
interface
shell
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Ceased
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PCT/CN2019/111552
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English (en)
French (fr)
Inventor
任敏
廖泓斌
王德旭
黄月林
陈勇
李吉
陈闪毅
韩雪东
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to EP19909388.1A priority Critical patent/EP3909491B1/en
Publication of WO2020143264A1 publication Critical patent/WO2020143264A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/32—Handles
    • A47L9/322—Handles for hand-supported suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
    • A47L9/2884—Details of arrangements of batteries or their installation
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2889—Safety or protection devices or systems, e.g. for prevention of motor over-heating or for protection of the user
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present application relates to the technical field of household appliances, in particular to a noise reduction and heat dissipation structure and its vacuum cleaner.
  • Hand-held wireless vacuum cleaners are favored by more and more families because of their light weight, small size, flexible operation, and can be used for cleaning in a variety of environments.
  • the power of the motor of the handheld vacuum cleaner is getting higher and higher, and the corresponding suction power is getting stronger.
  • the noise caused by the high-speed rotation of the motor is also increasing.
  • the lack of a perfect noise reduction structure makes the user experience Not good; at the same time, in order to match high-power motors, vacuum cleaners have increasingly higher requirements for batteries.
  • the quality and capacity of the battery directly determine the battery life of the wireless vacuum cleaner.
  • the battery pack with good quality and large capacity will definitely bring more lasting battery life for the wireless vacuum cleaner, but the battery temperature rise caused by the operation of the large-capacity battery pack is also a Problems that need to be solved urgently.
  • the main purpose of the present application is to provide a noise reduction and heat dissipation structure and its vacuum cleaner, which can both reduce noise and cool the battery.
  • a noise reduction and heat dissipation structure which includes a motor case, a motor, a battery case, and a battery pack; the battery pack is located at one end of the motor, the battery pack is a hollow ring structure, and the battery pack and the battery There is a gap between the shells; the hollow channel of the battery pack and the gap form an airflow channel, and the outlet of the airflow channel is an air outlet, and the air outlet is provided on the motor housing.
  • the end of the battery case close to the motor case is provided with a first interface of the battery case and a second interface of the battery case, and the airflow from the motor flows from the first interface of the battery case and from the battery case The second interface flows out.
  • the air vent provided on the motor case is provided at the end of the motor case close to the battery case.
  • the air flow After the air flow is discharged from the motor, it enters the hollow channel of the battery pack from the first interface of the battery case, passes through the gap between the battery package and the battery case, and then passes through the second interface of the battery case from the row provided on the motor case Air outlet.
  • the axis of the motor and the battery pack are collinear, which makes the air flow channel more smooth and more conducive to noise reduction.
  • a plurality of rib bars are provided inside the battery case, and the rib bars limit the circumferential direction and the radial direction of the battery pack.
  • a noise reduction and heat dissipation structure including a motor case, a motor, a battery case, and a battery pack; the battery pack is located at one end of the motor, the battery pack is a hollow ring structure, and the motor
  • the interior of the casing includes an inner casing of the motor, and the inner casing of the motor communicates with a hollow passage of the battery pack; a gap is provided between the battery pack and the battery casing; the hollow passage of the battery pack and the clearance form an airflow passage,
  • the outlet of the airflow channel is an air outlet;
  • the handle is provided with a handle vent, the air vent is provided on the handle, and the handle vent is connected to the gap between the battery pack and the battery case and Exhaust vents; it can be seen that the increased handle ventilation channels greatly extend the air flow channels.
  • the end of the battery case close to the motor case is provided with a first interface of the battery case and a second interface of the battery case, and the airflow from the motor flows from the first interface of the battery case and from the battery case The second interface flows out.
  • the two ends of the motor inner shell are respectively provided with a first interface of the motor inner shell and a second interface of the motor inner shell; the first interface of the motor inner shell and the second interface of the motor inner shell are set to shrink The shape of the mouth; the second interface of the inner shell of the motor communicates with the first interface of the battery shell; the inner shell of the motor functions to restrict the flow direction of the airflow and introduce the airflow discharged from the motor into the hollow channel of the battery pack, thereby forming a complete The airflow loop increases the length of the airflow channel.
  • the air vent is provided at the bottom of the handle vent of the handle; one end of the handle vent communicates with the vent and the other end communicates with the gap between the battery pack and the battery case
  • the ventilation channel of the handle part greatly extends the airflow channel, so as to achieve the purpose of further noise reduction and heat dissipation.
  • the airflow is discharged from the motor, passes through the second interface of the inner shell of the motor and the first interface of the battery shell, enters the hollow channel of the battery pack, then passes through the gap between the battery pack and the battery shell, and then passes through the second interface of the battery shell , And then through the handle ventilation channel, and finally discharged from the air outlet provided at the bottom of the handle.
  • the axis of the motor and the battery pack are collinear, which makes the air flow channel more smooth and more conducive to noise reduction.
  • a plurality of rib bars are provided inside the battery case, and the rib bars limit the circumferential direction and the radial direction of the battery pack.
  • a vacuum cleaner including an air intake pipe, a dust cup, a handle, and a separator; the separator is disposed in the dust cup, and adopts the noise reduction and heat dissipation structure of any of the above technical features.
  • the airflow is sucked in from the air inlet tangentially by the air inlet pipe, reaches the separator, and reaches the motor after being separated by the cyclone.
  • the airflow discharged from the motor enters the hollow channel of the battery pack through the first interface of the battery case, and then passes through the battery
  • the gap between the bag and the battery shell is discharged from the air outlet provided on the motor shell after passing through the second interface of the battery shell.
  • the airflow is sucked in from the air inlet tangentially by the air inlet pipe and reaches the separator.
  • the air inlet pipe After the first interface of the battery shell enters the hollow channel of the battery pack, then passes through the gap between the battery pack and the battery shell, then passes through the second interface of the battery shell, then passes through the ventilating channel of the handle, and finally from the handle The air outlet at the bottom is discharged.
  • the battery case of the present application has only two openings, one is an air inlet and one is an air outlet, which is beneficial to form a closed and complete airflow channel.
  • the air flow After the air flow is discharged from the motor, it enters the hollow passage of the battery pack, then passes through the gap between the battery pack and the battery case, and finally is discharged from the exhaust vent provided on the motor case; or, the air flow is discharged from the motor through the motor inner case.
  • the second interface enters the hollow channel of the battery pack, then passes through the gap between the battery pack and the battery case, then passes through the handle ventilation channel, and finally exits from the exhaust vent provided at the bottom of the handle.
  • the air flow channel is greatly extended, which can not only weaken the motor The noise caused by the friction between the airflow of the air outlet and the air outlet; and the airflow channel is located in the middle and around the battery pack.
  • the axis of the motor and the battery pack are collinear, which makes the air flow channel more smooth and more conducive to noise reduction.
  • the ribs limit the circumferential and radial directions of the battery pack. Not only can the battery pack be fixed, but also a smooth air flow channel can be formed between the battery pack and the battery case. Conducive to the flow of airflow.
  • the inner shell of the motor wraps the motor, and the outer shell of the motor wraps the inner shell of the motor.
  • the first and second interfaces of the inner shell of the motor are respectively connected to the dust collecting cup part and the battery part.
  • the structure of the inner shell of the motor defines the air flow when passing through the motor part.
  • the direction has beneficial functions such as noise reduction and vibration reduction.
  • FIG. 1 is a perspective view of a vacuum cleaner according to Embodiment 1 of the present application.
  • Fig. 2 is an exploded view of the vacuum cleaner of the first embodiment of the present application.
  • FIG. 3 is a flow diagram of the airflow of the vacuum cleaner according to Embodiment 1 of the present application.
  • Embodiment 4 is a partial cross-sectional view of a host according to Embodiment 1 of the present application.
  • FIG. 5 is an enlarged view of the exhaust vent in Embodiment 1 of the present application.
  • Fig. 6 is an exploded view of the vacuum cleaner of the second embodiment of the present application.
  • FIG. 7 is a flow diagram of the airflow of the vacuum cleaner according to the second embodiment of the present application.
  • FIG. 8 is a schematic diagram of a battery case of this application.
  • the present application provides a noise reduction and heat dissipation structure, including a motor case 3, an air vent 5, a battery case 6, a motor 8, a battery pack 9, and a rib bar 10.
  • the motor 8 is arranged in the motor casing 3; the battery pack 9 is arranged in the battery casing 6.
  • the battery case 6 has one and only two openings, one for the air inlet 6-1 and one for the air outlet 6-2; the air outlet 5 is provided on the end of the motor case 3 close to the battery case 6.
  • the battery pack 9 has a hollow ring structure; the battery case 6 is provided with a plurality of rib bars 10 inside, and the rib bars 10 limit the circumferential direction and the radial direction of the battery pack 9, and there is a space between the battery pack 9 and the battery case 6 Gap; one end of the hollow passage of the battery pack 9 abuts the motor 8, and the other end communicates with the gap between the battery pack 9 and the battery case 6.
  • the hollow channel and the gap of the battery pack 9 constitute an airflow channel.
  • the air flow After the air flow is discharged from the motor 8, it enters the hollow passage of the battery pack 9 through the first port 6-1 of the battery case, passes through the gap between the battery pack 9 and the battery case 6, and then passes through the second port 6-2 of the battery case.
  • the air outlet 5 on the motor housing 3 is discharged.
  • the present application further provides a vacuum cleaner including the above noise reduction and heat dissipation structure, and further includes an air intake pipe 1, a dust cup 2 and a handle 7.
  • the dust cup 2 includes a separator 10.
  • the airflow is sucked in from the air inlet 1 in the tangential direction by the air intake pipe, and reaches the separator 11, after being separated by the cyclone, reaches the motor 8, and the air flow discharged from the motor 8 enters the hollow passage of the battery pack 9 through the first port 6-1 of the battery case Then, it passes through the gap between the battery pack 9 and the battery case 6, and then passes through the second port 6-2 of the battery case and is discharged from the air outlet 5 provided on the motor case 3.
  • the motor inner shell 4 is added, the motor inner shell 4 is wrapped by the motor 8 and the motor shell 3 is wrapped by the motor inner shell 4, the first and second interfaces 4-1 and 4-2 of the motor inner shell Corresponding to the dust connection cup 2 and the first interface 6-1 of the battery shell are sealed and connected respectively, the structure of the inner shell of the motor defines the direction of the air flow when passing through the motor part.
  • the handle ventilation channel 7-1 is added inside the handle, and the air outlet 5 is provided at the bottom of the handle 7, then one end of the handle ventilation channel 7-1 communicates with the air outlet 5, and the other end communicates with the battery pack 9 and the battery case 6 Gap between
  • the airflow flowing through the gap between the battery pack 9 and the battery case 6 passes through the second interface 6-2 of the battery case, then passes through the handle ventilation channel 7-1, and is finally discharged from the air outlet 5.
  • the air flow channel is greatly extended, which is more conducive to noise reduction and temperature reduction.
  • the present application further provides a vacuum cleaner including the above noise reduction and heat dissipation structure, and further includes an air intake pipe 1, a dust cup 2 and a handle 7, and the dust cup 2 includes a separator 11.
  • the airflow is sucked in from the air inlet 1 in the tangential direction by the air intake pipe, and reaches the separator 11, after being separated by the cyclone, enters the motor 8 from the first interface 4-1 of the motor inner shell, and then is discharged from the motor 8 through the motor inner shell.
  • the second interface 4-2 enters the hollow channel of the battery pack 9 after passing through the first interface 6-1 of the battery case, then passes through the gap between the battery pack 9 and the battery case 6, and then passes through the second interface 6-2 of the battery case, Then it passes through the handle ventilation channel 7-1 and is finally discharged from the air outlet 5 provided at the bottom of the handle 7.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Suction Cleaners (AREA)

Abstract

一种降噪散热结构及吸尘器，一种降噪散热结构，包括电机壳(3)、电机(8)、电池壳(6)和电池包(9)；电池包(9)位于所述电机(8)的一端，其特征在于，电池包(9)为中空环形结构，电池包(9)与电池壳(6)之间设有间隙；电池包(9)的中空通道与所述间隙组成气流通道，气流通道的出口为排风口(5)，排风口(5)设置在电机壳(3)上。采用本申请的技术方案气流流道大大加长，不仅可以减弱电机出风口气流与出风口摩擦产生的噪声；而且气流流道位于电池包中间、四周，当高速的气流经流道对电池包有较好的散热效果，有效的降低了电池包温度。

Description

降噪散热结构及其吸尘器
相关申请
本申请要求2019年01月07日申请的，申请号为201910015135.8，名称为“一种降噪散热结构及其吸尘器”的中国专利申请的优先权，在此将其全文引入作为参考。
技术领域
本申请涉及家用电器技术领域，特别是涉及一种降噪散热结构及其吸尘器。
背景技术
随着科学技术的进步，越来越多的便捷式家用电器走进了千家万户。手持式无线吸尘器由于其重量轻、体积小巧，操作灵活，可用于多种环境的清洁，得到了越来越多的家庭的喜爱。随着技术的升级换代，手持式吸尘器的电机功率越来越高，对应的吸力越来越强，电机的高速旋转由此产生的噪音也越来越大，缺乏完善的降噪结构使得用户体验不好；同时为了匹配大功率电机，吸尘器对电池要求也越来越高。电池的质量和容量直接决定无线吸尘器的续航时长，品质好、容量大的电池组肯定能为无线吸尘器带来更加持久的续航，但是大容量的电池组工作时由此产生的电池温升也是一大亟需解决的问题。
发明内容
本申请的主要目的在于提供一种降噪散热结构及其吸尘器，既能够降低噪音，又能够为电池降温。
为了解决上述技术问题，本申请是通过以下技术方案实现的：
现发明一种降噪散热结构，包括电机壳、电机、电池壳和电池包；所述电池包位于所述电机的一端，所述电池包为中空环形结构，所述电池包与所述电池壳之间设有间隙；所述电池包的中空通道与所述间隙组成气流通道，所述气流通道的出口为排风口，所述排风口设置在电机壳上。
在其中一个实施例中，所述电池壳靠近电机壳的一端设有电池壳第一接口和电池壳第二接口，从电机流出的气流从所述电池壳第一接口流入，从电池壳第二接口流出。
在其中一个实施例中，所述设置在电机壳上的排风口设置在电机壳靠近电池壳的一端。
气流从电机排出后由电池壳第一接口进入电池包的中空通道，经过所述电池包与所述电池壳之间的间隙，再通过电池壳第二接口后从设置在电机壳上的排风口排出。
在其中一个实施例中，所述电机和所述电池包的轴线共线，使得气流流道更加通畅，更有利于减少噪声。
在其中一个实施例中，所述电池壳内部设多处凸筋条，所述凸筋条对所述电池包的周向、径向进行限位。
本申请又一方面发明一种降噪散热结构，包括电机壳、电机、电池壳和电池包；所述电池包位于所述电机的一端，所述电池包为中空环形结构，所述电机壳内部包括电机内壳，所述电机内壳连通电池包的中空通道；所述电池包与所述电池壳之间设有间隙；所述电池包的中空通道与所述间隙组成气流通道，所述气流通道的出口为排风口；所述手柄内设有手柄通风道，所述排风口设置在手柄上，所述手柄通风道连通所述电池包与所述电池壳之间的间隙及排风口；可见，增加的手柄通风道，使得气流的流通通道更加被大大延长。
在其中一个实施例中，所述电池壳靠近电机壳的一端设有电池壳第一接口和电池壳第二接口，从电机流出的气流从所述电池壳第一接口流入，从电池壳第二接口流出。
在其中一个实施例中，所述电机内壳的两端分别设有电机内壳第一接口和电机内壳第二接口；所述电机内壳第一接口和电机内壳第二接口设置为缩口形状；所述电机内壳第二接口与所述电池壳第一接口相连通；电机内壳所起作用为限制气流的流向，将电机排出的气流引入电池包的中空通道，从而形成一个完整的气流环路，增加气流通道的长度。
在其中一个实施例中，所述排风口设置在所述手柄的手柄通风道的底部；手柄通风道的一端连通排风口，另一端连通所述电池包与所述电池壳之间的间隙；手柄部分的通风道大大延长了气流通道，从而达到进一步降噪散热的目的。
气流从电机排出，依次经过电机内壳第二接口和电池壳第一接口后进入电池包的中空通道，然后经过所述电池包与所述电池壳之间的间隙，再经过电池壳第二接口，然后经过所述手柄通风道，最后从设置在手柄底部的排风口排出。
在其中一个实施例中，所述电机和所述电池包的轴线共线，使得气流流道更加通畅，更有利于减少噪声。
在其中一个实施例中，所述电池壳内部设多处凸筋条，所述凸筋条对所述电池包的周向、径向进行限位。
本申请又一方面提供一种吸尘器，包括进气管、集尘杯和手柄和分离器；分离器设置在集尘杯中，采用以上任一技术特征的降噪散热结构。
气流由所述进气管从进气口沿切向吸入，到达分离器中，经气旋分离后到达电机中， 电机排出的气流由电池壳第一接口进入电池包的中空通道，再经过所述电池包与所述电池壳之间的间隙，再通过电池壳第二接口后从设置在电机壳上的排风口排出。
或者，气流由所述进气管从进气口沿切向吸入，到达分离器中，经气旋分离后从电机内壳第一接口进入电机中，再从电机排出后经电机内壳第二接口通过电池壳第一接口后进入电池包的中空通道，然后经过所述电池包与所述电池壳之间的间隙，再经过电池壳第二接口，然后经过所述手柄通风道，最后从设置在手柄底部的排风口排出。
有益的效果：
本申请电池壳有且仅有两个开口，一个为进风口，一个为出风口，有利于形成一个密闭完整的气流通道。
气流从电机排出后进入电池包的中空通道，再经过电池包与电池壳之间的间隙，最后从设置在电机壳上的排风口排出；或者，气流从电机排出后经电机内壳第二接口进入电池包的中空通道，然后经过电池包与电池壳之间的间隙，再经过手柄通风道，最后从设置在手柄底部的排风口排出，气流流道被大大延长，不仅可以减弱电机出风口气流与出风口摩擦产生的噪声；而且气流流道位于电池包中间、四周，当高速的气流经流道对电池包有较好的散热效果，有效的降低了电池包温度，解决了吸尘器的电机在高速运转下持续工作时，电池温升过高的问题。
电机和电池包的轴线共线，使得气流流道更加通畅，更有利于减少噪声。
电池壳内部设多处凸筋条，凸筋条对电池包的周向、径向进行限位，不仅可以固定电池包，而且在电池包和电池壳之间可以形成通畅的气流流道，更有利于气流的流动。
电机内壳包裹电机，电机外壳再包裹电机内壳，电机内壳的第一、二接口分别对应密封连接集尘杯部分、电池部分，此电机内壳的结构限定了经流电机部分时气流的走向，具有降噪减振等有益功能。
附图说明
图1为本申请实施例一的吸尘器的立体图。
图2为本申请实施例一的吸尘器的爆炸结构图。
图3为本申请实施例一的吸尘器气流的流向图。
图4为本申请实施例一的主机部分剖视图。
图5为本申请实施例一的排风口放大图。
图6为本申请实施例二的吸尘器的爆炸结构图。
图7为本申请实施例二的吸尘器气流的流向图。
图8为本申请的电池壳示意图。
图中：1、进气管；2、集尘杯；3、电机壳；4、电机内壳；4-1、电机内壳第一接口；4-2、电机内壳第二接口；5、排风口；6、电池壳；6-1、电池壳第一接口；6-2、电池壳第二接口；7、手柄；7-1、手柄通风道；8、电机；9电池包；10、凸筋条；11、分离器。
具体实施方式
下面结合附图和具体实施方式对本申请的优选的机构和运动实现的方法做进一步的说明。
本申请通过以下技术方案实现工作的：
实施例一：
如图所示，本申请提供一种降噪散热结构，包括电机壳3、排风口5、电池壳6、电机8、电池包9、凸筋条10。
电机8设置在电机壳3内；电池包9设置在电池壳6内。
电池壳6有且仅有两个开口，一个为进风口6-1，一个为出风口6-2；排风口5设置在电机壳3上靠近电池壳6的一端。
电池包9为中空环形结构；电池壳6内部设多处凸筋条10，凸筋条10对电池包9的周向、径向进行限位，并且电池包9与电池壳6之间设有间隙；电池包9的中空通道的一端与电机8相抵靠，另一端与电池包9与电池壳6之间的间隙连通。
电池包9的中空通道与间隙组成气流通道。
气流从电机8排出后由电池壳第一接口6-1进入电池包9的中空通道，经过电池包9与电池壳6之间的间隙，再通过电池壳第二接口6-2后从设置在电机壳3上的排风口5排出。
为实现发明目的本申请又提供一种吸尘器，包括上述降噪散热结构，还包括进气管1、集尘杯2和手柄7，集尘杯2中包含分离器10。
气流由进气管1从进气口沿切向吸入，到达分离器11中，经气旋分离后到达电机8中，电机8排出的气流由电池壳第一接口6-1进入电池包9的中空通道，再经过电池包9与电池壳6之间的间隙，再通过电池壳第二接口6-2后从设置在电机壳3上的排风口5排出。
实施例二：
在实施例一的基础上，增设电机内壳4，由电机内壳4包裹电机8，再由电机外壳3包裹电机内壳4，电机内壳的第一、二接口4-1、4-2分别对应密封连接集尘杯2、电池壳 第一接口6-1，此电机内壳的结构限定了经流电机部分时气流的走向。
同时在手柄内部增设手柄通风道7-1，并且将排风口5设置在手柄7的底部，则手柄通风道7-1的一端连通排风口5，另一端连通电池包9与电池壳6之间的间隙；
经电池包9与电池壳6之间的间隙流出的气流，经过电池壳第二接口6-2，再通过手柄通风道7-1，最后从排风口5排出。
相对于实施例一，气流通道由于增加了手柄部分，流道更加被大大延长，更有利于降噪和降温。
为实现发明目的本申请又提供一种吸尘器，包括上述降噪散热结构，还包括进气管1、集尘杯2和手柄7，集尘杯2中包含分离器11。
气流由进气管1从进气口沿切向吸入，到达分离器11中，经气旋分离后从电机内壳第一接口4-1进入电机8中，再从电机8排出后经电机内壳第二接口4-2通过电池壳第一接口6-1后进入电池包9的中空通道，然后经过所述电池包9与电池壳6之间的间隙，再经过电池壳第二接口6-2，然后经过手柄通风道7-1，最后从设置在手柄7底部的排风口5排出。
最后应说明的是：以上仅为本申请的优选实施例而已，并不用于限制本申请，尽管参照实施例对本申请进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换，但是凡在本申请的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本申请的保护范围之内。

Claims (16)

  1. 一种降噪散热结构，包括电机壳(3)、电机(8)、电池壳(6)和电池包(9)；所述电池包(9)位于所述电机(8)的一端，其特征在于，所述电池包(9)为中空环形结构，所述电池包(9)与所述电池壳(6)之间设有间隙；所述电池包(9)的中空通道与所述间隙组成气流通道，所述气流通道的出口为排风口(5)，所述排风口(5)设置在电机壳(3)上。
  2. 根据权利要求1所述的降噪散热结构，其特征在于，所述电池壳(6)靠近电机壳(3)的一端设有电池壳第一接口(6-1)和电池壳第二接口(6-2)，从电机(8)流出的气流从所述电池壳第一接口(6-1)流入，从电池壳第二接口(6-2)流出。
  3. 根据权利要求2所述的降噪散热结构，其特征在于，所述设置在电机壳(3)上的排风口(5)设置在电机壳(3)靠近电池壳(6)的一端。
  4. 根据权利要求3所述的降噪散热结构，其特征在于，气流从电机(8)排出后由电池壳第一接口(6-1)进入电池包(9)的中空通道，经过所述电池包(9)与所述电池壳(6)之间的间隙，再通过电池壳第二接口(6-2)后从设置在电机壳(3)上的排风口(5)排出。
  5. 根据权利要求1-4任一项所述的降噪散热结构，其特征在于，所述电机(8)和所述电池包(9)的轴线共线。
  6. 根据权利要求5所述的降噪散热结构，其特征在于，所述电池壳(6)内部设多处凸筋条(10)，所述凸筋条(10)对所述电池包(9)的周向、径向进行限位。
  7. 一种降噪散热结构，包括电机壳(3)、电机(8)、电池壳(6)和电池包(9)；所述电池包(9)位于所述电机(8)的一端，其特征在于，所述电池包(9)为中空环形结构，所述电机壳(3)内部包括电机内壳(4)，所述电机内壳(4)连通电池包(9)的中空通道；所述电池包(9)与所述电池壳(6)之间设有间隙；所述电池包(9)的中空通道与所述间隙组成气流通道，所述气流通道的出口为排风口(5)；所述手柄(7)内设有手柄通风道(7-1)，所述排风口(5)设置在手柄(7)上，所述手柄通风道(7-1)连通所述电池包(9)与所述电池壳(6)之间的间隙及排风口(5)。
  8. 根据权利要求7所述的降噪散热结构，其特征在于，所述电池壳(6)靠近电机壳(3)的一端设有电池壳第一接口(6-1)和电池壳第二接口(6-2)，从电机(8)流出的气流从所述电池壳第一接口(6-1)流入，从电池壳第二接口(6-2)流出。
  9. 根据权利要求8所述的一种降噪散热结构，其特征在于，所述电机内壳(4)的两 端分别设有电机内壳第一接口(4-1)和电机内壳第二接口(4-2)；所述电机内壳第一接口(4-1)和电机内壳第二接口(4-2)设置为缩口形状；所述电机内壳第二接口(4-2)与所述电池壳第一接口(6-1)相连通。
  10. 根据权利要求9所述的降噪散热结构，其特征在于，所述排风口(5)设置在所述手柄(7)的手柄通风道(7-1)的底部；手柄通风道(7-1)的一端连通排风口(5)，另一端连通所述电池包(9)与所述电池壳(6)之间的间隙。
  11. 根据权利要求10所述的降噪散热结构，其特征在于，气流从电机(8)排出，依次经过电机内壳第二接口(4-2)和电池壳第一接口(6-1)后进入电池包(9)的中空通道，然后经过所述电池包(9)与所述电池壳(6)之间的间隙，再经过电池壳第二接口(6-2)，然后经过所述手柄通风道(7-1)，最后从设置在手柄(7)底部的排风口(5)排出。
  12. 根据权利要求7-11任一项所述的降噪散热结构，其特征在于，所述电机(8)和所述电池包(9)的轴线共线。
  13. 根据权利要求12所述的降噪散热结构，其特征在于，所述电池壳(6)内部设多处凸筋条(10)，所述凸筋条(10)对所述电池包(9)的周向、径向进行限位。
  14. 一种吸尘器，包括进气管(1)、集尘杯(2)和手柄(7)和分离器(11)；分离器(11)设置在集尘杯(2)中，其特征在于，采用如权利要求1至4、6、7至11、13中任一项所述的降噪散热结构。
  15. 根据权利要求14所述的吸尘器，其特征在于，气流由所述进气管(1)从进气口沿切向吸入，到达分离器(11)中，经气旋分离后到达电机(8)中，电机(8)排出的气流由电池壳第一接口(6-1)进入电池包(9)的中空通道，再经过所述电池包(9)与所述电池壳(6)之间的间隙，再通过电池壳第二接口(6-2)后从设置在电机壳(3)上的排风口(5)排出。
  16. 根据权利要求14所述的吸尘器，其特征在于，气流由所述进气管(1)从进气口沿切向吸入，到达分离器(11)中，经气旋分离后从电机内壳第一接口(4-1)进入电机(8)中，再从电机(8)排出后经电机内壳第二接口(4-2)通过电池壳第一接口(6-1)后进入电池包(9)的中空通道，然后经过所述电池包(9)与所述电池壳(6)之间的间隙，再经过电池壳第二接口(6-2)，然后经过所述手柄通风道(7-1)，最后从设置在手柄(7)底部的排风口(5)排出。
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EP3909491A4 (en) 2022-03-16
CN109512337B (zh) 2024-01-12

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