WO2022188520A1 - 一种吹风机散热结构 - Google Patents

一种吹风机散热结构 Download PDF

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Publication number
WO2022188520A1
WO2022188520A1 PCT/CN2021/143025 CN2021143025W WO2022188520A1 WO 2022188520 A1 WO2022188520 A1 WO 2022188520A1 CN 2021143025 W CN2021143025 W CN 2021143025W WO 2022188520 A1 WO2022188520 A1 WO 2022188520A1
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Prior art keywords
handle
heat dissipation
shell
hair dryer
dissipation structure
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PCT/CN2021/143025
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English (en)
French (fr)
Inventor
朱明�
姚志祥
Original Assignee
东莞市东井电器有限公司
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Application filed by 东莞市东井电器有限公司 filed Critical 东莞市东井电器有限公司
Publication of WO2022188520A1 publication Critical patent/WO2022188520A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands

Definitions

  • the present application relates to the technical field of heat dissipation of a hair dryer, and more particularly to a heat dissipation structure of a hair dryer.
  • Hair dryers are small household appliances that are frequently used in people's daily life. Hair dryers are mainly used for drying and shaping hair. However, hair dryers are increasingly pursuing miniaturization, which makes the installation space of PCB boards in the hair dryers insufficient, and it is difficult to dissipate heat, resulting in the temperature of power components. If it is too high, the heat will be transferred to the casing, making the user feel overheated or even hot.
  • the purpose of the present application is to overcome the defects of the prior art and provide a heat dissipation structure for a hair dryer.
  • a heat dissipation structure for a hair dryer comprising a casing, a barrel, and a handle assembly; the barrel is connected to the casing, and the handle assembly is connected to the barrel and the casing; the rear end of the barrel is provided with a motor
  • the front end of the motor assembly is provided with an air duct, the lower end of the air duct is provided with a ventilation hole, the ventilation hole is also connected with an air induction pipe, and the lower end of the air induction pipe extends into the handle assembly, so
  • the handle assembly includes a handle shell connected with the outer shell, and a handle part connected with the barrel body, and the lower end of the handle part is provided with a heat dissipation port corresponding to the air induction pipe.
  • the handle part includes a PCB board, a bottom case, and a power cord; the upper end of the PCB board is connected to the barrel body, the bottom case is connected to the lower end of the PCB board, and the power cord The upper end of the heat sink is connected to the PCB board through the bottom case, and the heat dissipation port is arranged on the bottom case.
  • the heat dissipation port is in the shape of a ring.
  • the power cord is embedded with the bottom case.
  • the handle case includes a left handle case and a right handle case; both the left handle case and the right handle case are connected with the PCB board.
  • the handle shell is clamped with the outer shell.
  • the air induction pipe is L-shaped.
  • the air induction pipe is sleeved with the air ventilation hole.
  • the beneficial effects of the present application are as follows: the cylinder body is connected with the outer casing, the handle assembly is connected with the cylinder body and the outer casing, the rear end of the cylinder body is provided with a motor assembly, and the front end of the motor assembly is provided with an air duct, so that the air
  • the lower end of the channel is provided with a ventilation hole, and the ventilation hole is also connected with an air induction pipe.
  • the lower end of the air induction pipe extends into the handle assembly.
  • the handle assembly includes a handle shell connected with the outer shell, and a handle part connected with the cylinder body.
  • Fig. 1 is the schematic diagram of the heat dissipation structure of the hair dryer of the present application
  • FIG. 2 is a schematic structural diagram of the barrel of the application.
  • first and second are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as “first” or “second” may expressly or implicitly include one or more of that feature.
  • plurality means two or more, unless otherwise expressly and specifically defined.
  • connection a connection or a detachable connection
  • connection can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements.
  • connection a connection or a detachable connection
  • connection can be a mechanical connection or an electrical connection
  • connection can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements.
  • specific meanings of the above terms in this application can be understood according to specific situations.
  • a first feature "on” or “under” a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them.
  • the first feature being “above”, “over” and “above” the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature.
  • the first feature is “below”, “below” and “below” the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.
  • the present application discloses a heat dissipation structure for a hair dryer, which includes a casing 10 , a barrel 20 , and a handle assembly 30 ; the barrel 20 is connected to the casing 10 , and the The handle assembly 30 is connected with the cylinder body 20 and the casing 10; the rear end of the cylinder body 20 is provided with a motor assembly 21, the front end of the motor assembly 21 is provided with an air duct 22, and the lower end of the air duct 22 is provided with an air duct 22.
  • Ventilation hole 23 There is a ventilation hole 23, the ventilation hole 23 is also connected with an air induction pipe 24, the lower end of the air induction pipe 24 extends into the handle assembly 30, and the handle assembly 30 includes a handle shell 31 connected to the outer shell 10. , and the handle portion 32 connected with the barrel body 20 , the lower end of the handle portion 32 is provided with a heat dissipation port 321 corresponding to the air induction pipe 24 .
  • the handle portion 32 includes a PCB board 322, a bottom case 323, and a power cord 324; the upper end of the PCB board 322 is connected to the barrel 20, and the bottom case 323 is connected to the The lower end of the PCB board 322 is connected, the upper end of the power cable 324 is connected to the PCB board 322 through the bottom case 323, and the heat dissipation port 321 is provided on the bottom case 323, which has a compact structure, saves space, and is convenient for heat dissipation.
  • the heat dissipation port 321 has a ring shape, which has high heat dissipation efficiency and high speed.
  • the heat dissipation port 321 can also be in other shapes to meet different application scenarios.
  • the power cord 324 is embedded with the bottom case 323, the connection is firm, the disassembly and assembly are convenient, and the production cost is low.
  • a plurality of power elements 3221 are provided on the PCB board 322, which saves space and facilitates heat dissipation.
  • the handle case 31 includes a left handle case 311 and a right handle case 312 ; the left handle case 311 and the right handle case 312 are both connected to the PCB board 322 for fixed protection and increase effect of strength.
  • the left handle shell 311 and the right handle shell 312 are connected by screws, and the connection is firm and easy to disassemble.
  • the barrel 20 is connected with the casing 10 by screws, and the connection is firm and easy to assemble and disassemble.
  • the handle shell 31 is clamped with the outer shell 10, the connection is firm, and the sealing performance is strong.
  • the air induction pipe 24 is L-shaped, which is convenient for installation, saves space and has high strength.
  • the air induction pipe 24 is sleeved with the ventilation hole 23, the connection is firm, it is not easy to fall off, and it is easy to install.
  • part of the air blown out of the motor assembly is shunted into the handle assembly through the ventilation holes and the air duct, so as to dissipate and cool down the interior of the handle assembly, and then the air is blown out through the heat dissipation port, which effectively reduces the temperature of the handle shell.

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  • Cleaning And Drying Hair (AREA)

Abstract

本申请涉及一种吹风机散热结构，包括外壳，筒身，及手柄组件；筒身与外壳连接，手柄组件与筒身、及外壳连接；筒身的后端设有马达组件，马达组件的前端设有风道，风道的下端设有透风孔，透风孔还连接有引风管，引风管下端延伸至手柄组件内，手柄组件包括与外壳连接的手柄壳，及与筒身连接的手柄部，手柄部的下端设有对应于引风管的散热口。本申请使得马达组件吹出的风有一部分通过透风孔、及引风管分流至手柄组件内，给手柄组件内部散热降温，然后在通过散热口将风吹出去，有效地降低了手柄壳的温度，解决了使用者在使用过程中感受过热甚至烫手的问题，提高了使用体验，实用性强，能够更好地满足需求。

Description

一种吹风机散热结构
本申请是以申请号为202120512306.0、申请日为2021年3月10日的中国专利申请为基础，并主张其优先权，该申请的全部内容在此作为整体引入本申请中。
技术领域
本申请涉及吹风机散热技术领域，更具体地说是指一种吹风机散热结构。
背景技术
吹风机是人们日常生活中使用频率非常高的小家电，吹风机主要用于头发的干燥和整形，但是吹风机越来越追求小型化，使得PCB板在吹风机内部安装空间不足，难以散热，导致功率元件温度过高，再传热到外壳上，让使用者感受过热甚至烫手问题。
申请内容
本申请的目的在于克服现有技术的缺陷，提供一种吹风机散热结构。
为实现上述目的，本申请采用以下技术方案：
一种吹风机散热结构，包括外壳，筒身，及手柄组件；所述筒身与所述外壳连接，所述手柄组件与所述筒身、及外壳连接；所述筒身的后端设有马达组件，所述马达组件的前端设有风道，所述风道的下端设有透风孔，所述透风孔还连接有引风管，所述引风管下端延伸至所述手柄组件内，所述手柄组件包括与所述外壳连接的手柄壳，及与所述筒身连接的手柄部，所述手柄部的下端设有对应于所述引风管的散热口。
其进一步技术方案为：所述手柄部包括PCB板，底壳，及电源线；所述PCB板的上端与所述筒身连接，所述底壳与所述PCB板下端连接，所述电源线的上端穿过所述底壳与所述PCB板连接，所述散热口设于所述底壳上。
其进一步技术方案为：所述散热口为环形状。
其进一步技术方案为：所述电源线与所述底壳嵌接。
其进一步技术方案为：所述PCB板上设有若干功率元件。
其进一步技术方案为：所述手柄壳包括左手柄壳和右手柄壳；所述左手柄壳和右手柄壳均与所述PCB板连接。
其进一步技术方案为：所述左手柄壳和右手柄壳通过螺丝连接。
其进一步技术方案为：所述手柄壳与所述外壳卡接。
其进一步技术方案为：所述引风管为L形状。
其进一步技术方案为：所述引风管与所述透风孔套接。
本申请与现有技术相比的有益效果是：通过筒身与外壳连接，手柄组件与筒身、及外壳连接，筒身的后端设有马达组件，马达组件的前端设有风道，风道的下端设有透风孔，透风孔还连接有引风管，引风管下端延伸至手柄组件内，手柄组件包括与外壳连接的手柄壳，及与筒身连接的手柄部，手柄部的下端设有对应于引风管的散热口；使得马达组件吹出的风有一部分通过透风孔、及引风管分流至手柄组件内，给手柄组件内部散热降温，然后在通过散热口将风吹出去，有效地降低了手柄壳的温度，解决了使用者在使用过程中感受过热甚至烫手的问题，提高了使用体验，实用性强，能够更好地满足需求。
下面结合附图和具体实施例对本申请作进一步描述。
附图说明
为了更清楚地说明本申请实施例技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本申请的一些实施例，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，还可以根据这些附图获得其他的附图。
图1为本申请吹风机散热结构的示意图；
图2为本申请筒身的结构示意图。
具体实施方式
为了使本申请的目的、技术方案及优点更加清楚明白，下面结合附图和具体实施方式对本申请作进一步详细说明。
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，本领域技术人员在没有作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。
在本申请的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示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一个或者更多个该特征。在本申请的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
在本申请中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以是连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本申请中的具体含义。
在本申请中，除非另有明确的规定和限定，第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。
在本说明书的描述中，参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本申请的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不应理解为必须针对的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。此外，本领域的技术人员可以将本说明书中描述的不同实施例或示例进行结合和组合。
如图1到图2所示的具体实施例，本申请公开了一种吹风机散热结构，包括外壳10，筒身20，及手柄组件30；所述筒身20与所述外壳10连接，所述手柄组件30与所述筒身20、及外壳10连接；所述筒身20的后端设有马达组件21，所述马达组件21的前端设有风道22，所述风道22的下端设有透风孔23，所述透风孔23还连接有引风管24，所述引风管24下端延伸至所述手柄组件30内，所述手柄组件30包括与所述外壳10连接的手柄壳31，及与所述筒身20连接的手柄部32，所述手柄部32的下端设有对应于所述引风管24的散热口321。
其中，如图1所示，所述手柄部32包括PCB板322，底壳323，及电源线324；所述PCB板322的上端与所述筒身20连接，所述底壳323与所述PCB板322下端连接，所述电源线324的上端穿过所述底壳323与所述PCB板322连接，所述散热口321设于所述底壳323上，结构紧凑、节约空间，且便于散热。
其中，在本实施例中，所述散热口321为环形状，散热效率高，速度快，于其他实施例中，散热口321也可以为其他形状，以满足不同应用场景。
其中，所述电源线324与所述底壳323嵌接，连接牢固，拆装方便，且生产成本低。
其中，在本实施例中，所述PCB板322上设有若干功率元件3221，节约空间且便于散热。
其中，如图1所示，所述手柄壳31包括左手柄壳311和右手柄壳312；所述左手柄壳311和右手柄壳312均与所述PCB板322连接，起到固定保护和增加强度的作用。
其中，所述左手柄壳311和右手柄壳312通过螺丝连接，连接牢固且便于拆装。
其中，所述筒身20与所述外壳10通过螺丝连接，连接牢固且便于拆装。
其中，所述手柄壳31与所述外壳10卡接，连接牢固，密封性能强。
其中，在本实施例中，所述引风管24为L形状，便于安装，节约空间且强度高。
其中，所述引风管24与所述透风孔23套接，连接牢固，不易脱落，且便于安装。
本申请使得马达组件吹出的风有一部分通过透风孔、及引风管分流至手柄组件内，给手柄组件内部散热降温，然后在通过散热口将风吹出去，有效地降低了手柄壳的温度，解决了使用者在使用过程中感受过热甚至烫手的问题，提高了使用体验，实用性强，能够更好地满足需求。
上述仅以实施例来进一步说明本申请的技术内容，以便于读者更容易理解，但不代表本申请的实施方式仅限于此，任何依本申请所做的技术延伸或再创造，均受本申请的保护。本申请的保护范围以权利要求书为准。

Claims (10)

  1. 一种吹风机散热结构，其特征在于，包括外壳，筒身，及手柄组件；所述筒身与所述外壳连接，所述手柄组件与所述筒身、及外壳连接；所述筒身的后端设有马达组件，所述马达组件的前端设有风道，所述风道的下端设有透风孔，所述透风孔还连接有引风管，所述引风管下端延伸至所述手柄组件内，所述手柄组件包括与所述外壳连接的手柄壳，及与所述筒身连接的手柄部，所述手柄部的下端设有对应于所述引风管的散热口。
  2. 根据权利要求1所述的一种吹风机散热结构，其特征在于，所述手柄部包括PCB板，底壳，及电源线；所述PCB板的上端与所述筒身连接，所述底壳与所述PCB板下端连接，所述电源线的上端穿过所述底壳与所述PCB板连接，所述散热口设于所述底壳上。
  3. 根据权利要求2所述的一种吹风机散热结构，其特征在于，所述散热口为环形状。
  4. 根据权利要求2所述的一种吹风机散热结构，其特征在于，所述电源线与所述底壳嵌接。
  5. 根据权利要求2所述的一种吹风机散热结构，其特征在于，所述PCB板上设有若干功率元件。
  6. 根据权利要求2所述的一种吹风机散热结构，其特征在于，所述手柄壳包括左手柄壳和右手柄壳；所述左手柄壳和右手柄壳均与所述PCB板连接。
  7. 根据权利要求6所述的一种吹风机散热结构，其特征在于，所述左手柄壳和右手柄壳通过螺丝连接。
  8. 根据权利要求1所述的一种吹风机散热结构，其特征在于，所述手柄壳与所述外壳卡接。
  9. 根据权利要求1所述的一种吹风机散热结构，其特征在于，所述引风管为L形状。
  10. 根据权利要求1所述的一种吹风机散热结构，其特征在于，所述引风管与所述透风孔套接。
PCT/CN2021/143025 2021-03-10 2021-12-30 一种吹风机散热结构 WO2022188520A1 (zh)

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