WO2021052320A1 - 电吹风 - Google Patents

电吹风 Download PDF

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Publication number
WO2021052320A1
WO2021052320A1 PCT/CN2020/115296 CN2020115296W WO2021052320A1 WO 2021052320 A1 WO2021052320 A1 WO 2021052320A1 CN 2020115296 W CN2020115296 W CN 2020115296W WO 2021052320 A1 WO2021052320 A1 WO 2021052320A1
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WO
WIPO (PCT)
Prior art keywords
arc
hair dryer
housing
cover
dryer according
Prior art date
Application number
PCT/CN2020/115296
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English (en)
French (fr)
Inventor
林�源
Original Assignee
深圳市物种起源科技有限公司
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
Application filed by 深圳市物种起源科技有限公司 filed Critical 深圳市物种起源科技有限公司
Priority to EP20865230.5A priority Critical patent/EP4014784A4/en
Priority to JP2022515577A priority patent/JP7437076B2/ja
Publication of WO2021052320A1 publication Critical patent/WO2021052320A1/zh
Priority to US17/694,742 priority patent/US20220192341A1/en

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    • AHUMAN NECESSITIES
    • A45HAND OR TRAVELLING ARTICLES
    • A45DHAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00Hair drying devices; Accessories therefor
    • A45D20/04Hot-air producers
    • A45D20/08Hot-air producers heated electrically
    • A45D20/10Hand-held drying devices, e.g. air douches
    • A45D20/12Details thereof or accessories therefor, e.g. nozzles, stands
    • AHUMAN NECESSITIES
    • A45HAND OR TRAVELLING ARTICLES
    • A45DHAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00Hair drying devices; Accessories therefor
    • A45D20/04Hot-air producers
    • A45D20/08Hot-air producers heated electrically
    • A45D20/10Hand-held drying devices, e.g. air douches

Definitions

  • the present invention relates to the field of hair drying devices, in particular to an electric hair dryer.
  • Hair dryer is a commonly used household appliance. It is mainly used for hair drying and shaping. It can also be used for local drying, heating and physiotherapy in laboratories, physiotherapy rooms, industrial production, and art. It is widely used.
  • the purpose of the present invention is to provide a hair dryer, which has the advantages of integrating various functional modules in a cylindrical casing, beingaki, compact, and portable.
  • An electric hair dryer includes a shell in which an elongated channel is formed. One end of the shell is located at the channel and an air inlet is formed on the other end. An air outlet is formed on the other end.
  • a drive control device is installed in the first installation cavity, a wind energy generating device is installed in the first installation cavity, and a heating device and a drive control device are installed in the third installation cavity. They are respectively electrically connected to the wind energy generating device and the heating device.
  • a diversion structure is provided between the heating device and the air outlet to guide the heated air flow to the air outlet. The heating device provides temperature to the wind flow generated by the wind energy generating device.
  • the housing includes a first housing and a second housing that are separately connected, and the first housing and the second housing jointly define an elongated channel.
  • the air inlet is arranged axially with respect to the channel. In other embodiments, the air inlet is arranged radially with respect to the channel. In some embodiments, the air outlet is arranged radially with respect to the channel.
  • the air inlet and outlet of the hair dryer are both on the shell and perpendicular to each other.
  • the drive control device, the wind energy generating device, the heating device and the diversion structure are all arranged inside the shell, the first shell and the second shell.
  • the two shells form a first installation cavity, a second installation cavity, and a third installation cavity that are linearly connected, that is to say, the hair dryer housing is a continuous cylindrical shape, and the air outlet is set on the radial side of one of the ends At the same time, the wind can blow out and act directly on the hair of the human body.
  • a shock-absorbing sleeve is provided between the outer shell and the wind energy generating device, and the inner ring of the shock-absorbing sleeve is provided with an annular groove for embedding the wind energy generating device.
  • the shock-absorbing sleeve is made of elastic material.
  • the outer wall of the shock-absorbing sleeve is provided with an axial threading groove.
  • the shock absorber is sleeved between the shell and the wind energy generating device, eliminating the gap between the two.
  • the elasticity of the shock-absorbing sleeve itself provides a reaction force to the vibration force generated by the wind energy generator, which can offset most of the vibration force, so that the human hand only perceives a relatively soft and small vibration when holding it. , So as to improve the grip comfort.
  • a first arc-shaped rib and a second arc-shaped rib are arranged axially in the outer shell on the first shell and the second shell, the first The arc-top ribs and the second arc-shaped ribs are circumferentially distributed and form an axially extending groove gap, and the convex part of the threading groove is embedded in the groove gap to form a limit in the circumferential direction.
  • the first arc-shaped rib and the second arc-shaped rib may form an installation area for embedding the shock-absorbing sleeve.
  • the first arc-shaped ribs and the second arc-shaped ribs form an installation area for the shock-absorbing sleeve to be embedded, and the groove gap and the convex part of the threading groove are used for embedding and limiting, so that the shock-absorbing sleeve It is more stable after being fixed.
  • the convex portions on the two edges of the threading groove respectively include arc-shaped pieces convex radially outward, and the two arc-shaped pieces are wrapped around the edge of the slot of the threading groove, and are arranged in a semi-closed manner.
  • the threading groove is used for the conductive thread to pass through, and when it is subjected to external pressure, the threading groove is closed.
  • the two arc-shaped pieces of the threading groove are convenient to hide the conductive wire after it is threaded, and the conductive wire is temporarily restrained in the threading groove to avoid mutual interference during installation.
  • the wind energy generating device includes a micro motor and a fan blade driven by the micro motor.
  • a collar is provided on the outside of the micro motor.
  • the fan blade is installed on the main shaft of the micro motor.
  • the collar is installed on the outside of the motor and extends to the wind.
  • the outer ring of the blade, the outer ring of the blade of the wind blade and the inner wall of the collar are in clearance fit; the collar of the wind energy generating device is embedded in the annular groove of the shock-absorbing sleeve.
  • the installation structure of the micro motor and the fan blade is optimized to form an integrated structure, which is hidden in the collar, and the collar embeds the main body in the annular groove of the shock-absorbing sleeve.
  • the outer edge of one end of the shock-absorbing sleeve is provided with an annular groove, the groove depth of the annular groove is adapted to the first arc-shaped ribs, and one end of the shock-absorbing sleeve is embedded in one of the first arcs. The other end abuts against the end surface of the other first arc-shaped rib.
  • one end of the shock-absorbing sleeve is embedded in the first arc-shaped rib by using the annular groove, and the other end is in contact with the end surface of the other first arc-shaped rib to form an embedded limit.
  • the heating device is located at the rear side of the wind direction of the wind energy generating device.
  • a heat-insulating and flame-retardant cover is arranged inside the shell, and the diversion structure is arranged on the heat-insulating and flame-retardant cover.
  • the cover includes a first cover and a second cover that are separated from each other.
  • the heat-insulating and flame-retardant cover is provided with an annular groove on one side of the wind energy generator. The first and second covers are installed using the annular groove.
  • the groove is embedded in the first arc-shaped rib; an inner flange is provided on the side of the shock-absorbing sleeve abutting the end surface of the first arc-shaped rib, and the first arc-shaped rib and the inner flange abut in the annular groove , And the hook formed by one of the groove walls of the annular groove is embedded in the inner flange of the shock-absorbing sleeve to complete the sealing connection.
  • the rear side of the wind energy generating device is provided with a heat-insulating flame-retardant cover, and the heat-insulating flame-retardant cover is sealed and sleeved to ensure that the wind energy generated by the wind energy generating device is fully utilized.
  • the heating device includes a support plate enclosed into a rectangular frame, a support frame located inside the rectangular frame, and a heating wire set on the support frame, the support frame includes a support plate with cross-overlapped surfaces and a support plate between the support plates.
  • the hot air duct formed by the distance between the two, the outer ring of the support plate is provided with a number of grooves, the heating wire is wound and embedded in the groove and in the space position of the hot air duct, and the supporting frame is provided on the first and last ends of the corresponding heating wire.
  • Positive and negative connection terminals, the connection terminals and the drive control device are electrically connected through conductive wires, and a fuse wire is added to the connection section of one of the connection terminals.
  • the detachable supporting plate and the supporting plate are used to facilitate the replacement and maintenance of the fusing type.
  • the diversion structure includes a diversion opening provided on the first cover body and connected with the air outlet, and the diversion opening is attached to the inside and outside of the air outlet.
  • a plurality of guide vanes are arranged on the inner wall of the diversion port.
  • the diversion vanes extend radially and are arranged at equal intervals in the circumferential direction. There are vacancies at the end of the diversion port.
  • the second cover is provided with a bulge into a cylindrical shape.
  • the barrier is two independent parts, and the bottom of the flow channel of the second cover of the shunt sheet extends to the vacant position of the first cover.
  • the diversion structure reasonably disperses and derives the wind flow through its own structure.
  • first cover body is gradually recessed from the side of the heating device to the diversion port, so that the flow channel space formed by the first cover body and the second cover body is suddenly reduced.
  • the wind flow sent by the wind energy generating device passes through the heating device and is collected in the flow channel.
  • the wind flow generated by the wind energy generating device passes through the heater and is sent into the flow channel, and is blocked by the flow divider on the flow channel.
  • the wind pressure increases, and two short and powerful air streams are evenly dispersed and flowed out through the baffles guided by the baffle.
  • Fig. 1 is a schematic diagram of a housing structure of a hair dryer according to an embodiment
  • Figure 2 is a schematic diagram of an exploded structure of a hair dryer according to an embodiment
  • Fig. 3 is a schematic diagram of the connection relationship between a wind energy generating device and a casing according to an embodiment
  • Figure 4 is a schematic structural view of a shock-absorbing sleeve according to an embodiment
  • Figure 5 is a schematic structural view of a heat-insulating flame-retardant cover according to an embodiment
  • Fig. 6 is a schematic structural diagram of a temperature control module according to an embodiment.
  • the first implementation is a first implementation:
  • An electric hair dryer as shown in Figs. 1 and 2, includes a housing 1.
  • the housing 1 is a one-piece housing with an elongated channel formed therein, such as a cylindrical, rectangular parallelepiped, or similarly shaped channel.
  • the housing 1 includes a first housing 11 and a second housing 12 that are connected separately.
  • the first housing 11 and the second housing 12 are connected by snap-fitting.
  • the first housing 11 and the second housing 12 form an elongated channel, such as a cylindrical channel.
  • An air inlet 2 is formed on one end of the housing 1 at the channel. In some embodiments, the air inlet 2 is arranged axially with respect to the channel, as shown in FIG. 2.
  • the air inlet 2 is arranged radially with respect to the channel, for example, on the side surface of the housing 1.
  • a cover plate 9 with a plurality of holes is installed on the air inlet 2, and the cover plate 9 closes the air inlet 2, and the holes of the cover plate 9 are used to allow air to pass through.
  • the other end of the housing 1 is provided with an air outlet 3 penetrating in a radial direction.
  • the air outlet 3 is located on the first housing 11 and communicates with the passage.
  • the housing 1 is arranged from the air inlet 2 to the air outlet 3 as an independent first installation cavity 4, a second installation cavity 5, and a third installation cavity 6 in sequence.
  • the first installation cavity 4 is equipped with a drive control device ( (Not shown in the figure), a wind energy generating device 7 is installed in the first installation chamber, and a heating device 8 that provides temperature to the wind flow generated by the wind energy generating device 7 is installed in the third installation chamber.
  • the drive control device is respectively connected to the wind energy generating device 7, heating
  • the device 8 is connected by conductive wires.
  • the first housing 11 of the first installation cavity 4 is provided with a plurality of threaded posts, and the drive control device is fixed on the threaded posts of the first installation cavity 4 by fasteners.
  • the first shell 11 and the second shell 12 are provided with a first arc-shaped rib 13 and a second Arc-shaped ribs 14.
  • the first arc-shaped ribs 13 and the second arc-shaped ribs 14 are arranged along the circumference of the housing 1.
  • the first arc-shaped ribs 13 are located on the front and rear sides of the second installation cavity 5 in the axial direction, and the second arc-shaped ribs 14 Located between the first arc-shaped ribs 13 on the front and rear sides.
  • the inner arc surfaces of the first arc-shaped ribs 13 on the first housing 11 and the second housing 12 form concentric circles in the circumferential direction, and the inner arc surfaces of the second arc-shaped ribs 14 also form concentric circles in the circumferential direction.
  • the diameter of the concentric circle formed by the second arc-shaped rib 14 is smaller than the diameter of the concentric circle formed by the first arc-shaped rib 13.
  • the wind energy generating device 7 is embedded in the area formed by the first arc-shaped rib 13 and the second arc-shaped rib 14.
  • the wind energy generating device 7 includes a micro motor 51 and a fan blade 52 driven by the micro motor 51.
  • a collar 53 is provided on the outside of the micro motor 51.
  • the fan blade 52 is installed on the main shaft of the micro motor 51, and the collar 53 is installed on the main shaft of the micro motor 51.
  • the outside of the motor extends to the outer ring of the wind blade 52, and the outer ring of the blade 52 is in clearance fit with the inner wall of the collar 53.
  • a shock-absorbing sleeve 54 made of elastic material is also provided between the collar 53 and the housing 1.
  • the shock-absorbing sleeve 54 can be selected as a rubber or silicone material with a certain thickness to ensure a sufficient shock-absorbing effect.
  • the micro-motor 51 is sleeved and installed in the shock-absorbing sleeve 54.
  • the inner ring of the shock-absorbing sleeve 54 is provided with an annular groove 55 for the sleeve ring 53 to be embedded.
  • the shock-absorbing sleeve 54 has certain elasticity, and the micro-motor 51 is embedded in the annular groove. 55 is covered within.
  • the outer edge of one end of the shock-absorbing sleeve 54 is provided with an annular groove 56, and the groove depth of the annular groove 56 is adapted to the first arc-shaped rib 13.
  • the annular groove 56 of the shock-absorbing sleeve 54 is embedded on the first arc-shaped rib 13, the outer wall abuts against the second arc-shaped rib 14, and the end of the shock-absorbing sleeve 54 facing away from the annular groove 56 is in contact with the other
  • the shock-absorbing sleeve 54 is confined in the area formed by the first arc-shaped rib 13 and the second arc-shaped rib 14.
  • the first arc-shaped ribs 13 and the second arc-shaped ribs 14 are arranged at intervals along the circumference of the housing 1, and axial groove gaps 15 are formed on the inner walls of the first housing 11 and the second housing 12 respectively.
  • the outer wall of the shock-absorbing sleeve 54 is provided with a threading groove 57 along the axial direction.
  • On the two edges of the threading groove 57 are respectively provided with radially outwardly convex arc-shaped pieces 58.
  • the two arc-shaped pieces 58 are wrapped in the threading groove 57.
  • the edge of the notch is half-closed and allows the conductive wire to pass through. When the two arc-shaped pieces 58 are pressed, the threading groove 57 is closed.
  • the convex portions of the two arc-shaped pieces 58 are embedded in the groove gap 15 on the first shell 11 or the second shell 12 to form a limit in the circumferential direction.
  • the heating device 8 is located on the rear side of the wind energy generating device 7 in the direction of the wind.
  • a heat-insulating flame-retardant cover 20 is provided inside the housing 1 and a heat-insulating flame-retardant cover 20 is made of PA and glass fiber blend material.
  • the heat-insulating flame-retardant cover 20 includes a first cover body 21 and a second cover body 22 that are separated from each other, and the first cover body 21 and the second cover body 22 are fixedly connected by the cooperation of threaded posts and screws.
  • the first cover 21 is embedded in the first housing 11, and the heat-insulating and flame-retardant cover 20 includes a fourth installation cavity 26 for installing the heating device 8 and a diversion structure for guiding the heated air flow to the air outlet 3 twenty three.
  • a barrier 24 is provided at the boundary between the fourth installation cavity 26 and the diversion structure 23 to restrict the heating device 8 in the fourth installation cavity 26 to prevent the heating device 8 from displacing toward the air outlet 3 side.
  • the heat-insulating and flame-retardant cover 20 is provided with an annular groove 25 on one side of the wind energy generator 7.
  • the annular groove 25 is used to be embedded in the first arc-shaped rib.
  • an inner flanging 59 is provided on the side of the end face of the shock-absorbing sleeve 54 abutting the first arc-shaped rib 13, the first arc-shaped rib 13 and the inner flanging 59 abut in the annular groove 25 and have an annular shape.
  • the hook formed by one of the groove walls of the groove 25 is embedded in the inner flange 59 of the shock-absorbing sleeve 54 to complete the sealing connection, ensuring that the wind flow sent by the wind energy generating device 7 is prevented from leaking laterally.
  • the heating device 8 includes a support plate 81 enclosed into a rectangular frame, a support frame located inside the rectangular frame, and a heating wire set on the support frame.
  • the support frame includes a support plate 82 and a support plate 82 with mutually overlapping plates.
  • the hot air duct is formed by the distance between the supporting plates 82.
  • the outer ring of the supporting plate 82 is provided with a number of grooves 83, and the heating wire is wound and embedded in the grooves 83 and is located in the space of the hot air duct.
  • the support frame is provided with positive and negative terminals corresponding to the first and last ends of the heating wire.
  • the terminal and the drive control device are electrically connected by a conductive wire.
  • a fuse is added to the connecting section of one of the terminals for high temperature protection (partially shielded structure). Not shown).
  • the supporting plate 81 and the supporting plate 82 are both formed by overlapping mica sheets, which have the function of insulation and low-loss thermal resistance.
  • the supporting plate 81 has four main body parts that can be bent independently, which are folded into a rectangular frame and then overlapped on the outside of the supporting frame, and are bonded with a high temperature resistant tape.
  • a layer of asbestos netting is arranged between the rectangular frame and the heat-insulating flame-retardant cover 20 for flame-retardant protection.
  • the asbestos netting can disperse the heat on the support plate 81 to achieve the effect of heat dissipation.
  • a temperature control module is provided inside the first housing 11, and the temperature control module includes a circuit board 91 and a temperature control switch 92 electrically connected to the circuit board 91 for controlling the opening and closing of the heating device 8.
  • the circuit board 91 is electrically connected to the drive control device.
  • the circuit board 91 is located between the first housing 11 and the first housing 21.
  • the circuit board 91 is mounted on the first housing 11 by screws.
  • the circuit board 91 is provided with a sensor 93, which can be a temperature sensor or a temperature and humidity sensor.
  • the sensor is provided with a through hole 94 at a position of the first cover 21 close to the air inlet 2, and the sensor 93 extends and passes through the through hole 94 to detect the temperature and/or humidity of the air inlet 2.
  • the second housing 12 is provided with a power switch 95 for controlling the opening and closing of the wind energy generating device 7, and an air volume position switch 96 for controlling the rotation speed of the micro motor 51 of the wind energy generating device 7.
  • the power switch 95 and the air volume position switch 96 are electrically connected to the drive control device.
  • the diversion structure 23 for guiding the air flow to the air outlet 3 includes a diversion opening 231 provided on the first cover body 21 and connected with the air outlet 3, and the diversion opening 231 is attached to the inside and outside of the air outlet 3.
  • a plurality of guide vanes 232 are arranged on the circumference of the inner wall of the diversion port 231.
  • the diversion vanes 232 extend radially and are arranged at equal intervals in the circumferential direction.
  • a vacancy 233 is left at the end of the diversion port 231, and no diversion is arranged at this position. ⁇ 232.
  • the second cover body 22 is provided with a protruding cylindrical protrusion 234.
  • the protrusion 234 and the edge of the second cover body 22 arc transition, and the edge forms a flow channel 235.
  • the second cover body 22 corresponds to the first cover body 21
  • the vacant position 233 is provided with a shunt 236, which blocks the flow passage 235 of the second cover 22 into two independent parts, and the shunt 236 extends the bottom of the flow passage 235 of the second cover 22 to the first cover.
  • the vacancy of 21 is on 233.
  • the first cover body 21 is gradually recessed from the side of the heating device 8 to the diversion opening 231, so that the space of the flow channel 235 formed by the first cover body 21 and the second cover body 22 is suddenly reduced, and the wind sent by the wind energy generating device 7 flows through After passing the heating device 8, it is collected in the flow channel 235.
  • the wind flow generated by the wind energy generating device 7 is sent to the flow channel 235 after passing through the heater, and is blocked by the flow divider 236 on the flow channel 235.
  • the wind pressure Increase, two short and powerful air streams, and are directed to the upper baffle 232 through the baffle 236 to evenly disperse and flow out.

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  • Cleaning And Drying Hair (AREA)

Abstract

一种电吹风,涉及头发干燥装置领域,其包括:外壳(1),外壳(1)内形成有细长形的通道,外壳(1)位于通道的一端形成有入风口(2),另一端形成有出风口(3),外壳(1)自入风口(2)到出风口(3)一侧依次设置有独立的驱动控制装置、风能发生装置(7)、加热装置(8),在加热装置(8)和出风口(3)之间还设有导流结构(23)。电吹风的入风口(2)和出风口(3)均设置在外壳(1)上,且相互垂直,驱动控制装置、风能发生装置(7)、加热装置(8)和导流结构(23)均布置在外壳内部,电吹风外壳(1)是一个连续的筒状,出风口(3)设于其中一个端部的径向侧边,风流可吹出直接作用在人体的头发上。

Description

电吹风 技术领域
本发明涉及头发干燥装置领域,特别涉及一种电吹风。
背景技术
电吹风是一种常用的家用电器,主要用于头发的干燥和整形,也可供实验室、理疗室及工业生产、美工等方面作局部干燥、加热和理疗之用,应用非常广泛。
目前,市场上的电吹风的样式多种多样,大多都是具有手柄部分和主体部分,该种电吹风的手柄部分和主体部分大多都是一体式的,也有可将手柄弯折收纳的设计,但是整体上还是不够精致小巧。
发明内容
本发明的目的是提供一种电吹风,其具有各个功能模块集成于一筒状的壳体内、精致小巧且便携的优点。
本发明的上述技术目的是通过以下技术方案得以实现的:
一种电吹风,包括外壳,所述外壳内形成有细长形的通道,外壳位于通道的一端形成有入风口,另一端形成有出风口,外壳自入风口到出风口一侧依次设置有第一安装腔体、第二安装腔体和第三安装腔体,第一安装腔体内安装驱动控制装置,第一安装腔室内安装风能发生装置,第三安装腔室内安装有加热装置,驱动控制装置分别与风能发生装置、加热装置电连接。在一个实施方案中,在加热装置和出风口之间还设有将加热后的风流引导至出风口处的导流结构。所述加热装置对风能发生装置产生的风流提供温度。在一些实施方案中,外壳包括分体连接的第一壳体和第二壳体,第一壳体和第二壳体共同限定细长形的通道。在一些实施方案中,所述入风口相对于通道呈轴向设置。在另一些实施方案中,所述入风口相对于通道呈径向设置。在一些实施方案中,出风口相对于通道呈径向设置。
通过采用上述技术方案,该电吹风的入风口和出风口均与外壳上,且相互垂直,驱动控制装置、风能发生装置、加热装置和导流结构均布置在外壳内部,第一壳体和第二壳体形成线性连接的第一安装腔体、第二安装腔体和第三安装腔体,也就是说电吹风外壳是一个连续的筒状,出风口设于其中一个端部的径向侧边,风流可吹出直接作用在人体的头发上。
进一步设置:在所述第二安装腔体内,在外壳和风能发生装置之间设有减震套,所述减震套的内圈设有用于嵌设风能发生装置的环形槽。在一个实施方案中,所述减震套由弹性材料制成。在另一实施方案中,减震套的外壁设有轴向的穿线槽。
通过采用上述技术方案,减震套设于外壳和风能发生装置之间,消除了两者存在的间隙。并且,利用减震套自身的弹性,给风能发生装置所产生的振动力提供一个反作用力,可将大部分的振力抵消掉,使得人体手部在握持时仅感知到比较柔和的微小振感,从而提升握持舒适度。
进一步设置:在所述第二安装腔体内,在第一壳体和第二壳体上均设有沿外壳内沿轴向布置的第一弧形肋板和第二弧形肋板,第一弧顶肋板和第二弧形肋板呈圆周分布且形成轴向延伸的槽间隙,穿线槽的外凸部分嵌设至所述槽间隙内以形成圆周方向的限位。第一弧形肋板和第二弧形肋板可形成用于嵌设供减震套的安装区域。
通过采用上述技术方案,第一弧形肋板和第二弧形肋板形成供减震套嵌设的安装区域,利用槽间隙与穿线槽的外凸部分进行嵌设限位,使得减震套固定后更为稳定。
进一步设置:所述穿线槽的两个边缘上的外凸部分分别包括径向外凸的弧形片,两个弧形片包覆在穿线槽的槽口边缘,呈半封闭设置。所述穿线槽用于供导电线穿过,且当其经受外部压力时,穿线槽被封闭。
通过采用上述技术方案,穿线槽具有的两个弧形片方便在导电线穿设后对其进行隐藏,将导电线暂时的约束在穿线槽内,避免安装时互相干扰。
进一步设置:所述风能发生装置包括微型电机和由微型电机驱动的风叶,微型电机的外部设有套环,风叶安装在微型电机的主轴上,套环安装在电机的外部并延伸至风叶的外圈,风叶的叶片外圈与套环的内壁间隙配合;所述风能发生装置的套环嵌设在减震套的环形槽内。
通过采用上述技术方案,微型电机和风叶的安装结构优化后形成一体结构,并隐藏在套环内,套环将主体嵌设在减震套的环形槽内。
进一步设置:所述减震套的其中一端部的外边缘设有环形卡槽,环形卡槽的槽深与第一弧形肋板相适配,减震套一端嵌设在其中一个第一弧形肋板上,另一端抵触在另一第一弧形肋板的端面上。
通过采用上述技术方案,减震套一端利用环形卡槽嵌设在第一弧形肋板上,另一端抵触在另一第一弧形肋板的端面上形成嵌设限位。
进一步设置:所述加热装置位于风能发生装置的出风向的后侧,在该区域内,外壳的内部设有隔热阻燃罩,导流结构设置于隔热阻燃罩上,隔热阻燃罩包括相互分离设置的第一罩体和第二罩体,隔热阻燃罩位于风能发生装置的一侧设有环形沟槽,第一罩体和第二罩体在安装时,利用环形沟槽嵌设在第一弧形肋板上;在减震套抵接第一弧形肋板端面一侧设 有内翻边,第一弧形肋板和内翻边抵接在环形沟槽内,且环形沟槽的其中一槽壁所形成的钩部嵌设至减震套的内翻边内完成密封连接。
通过采用上述技术方案,风能发生装置的后侧具有隔热阻燃罩,隔热阻燃罩与其密封套接,确保风能发生装置产生的风能充分的利用。
进一步设置:所述加热装置包括围合成矩形框架的支承板、位于矩形框架内部的支撑框架和设于支撑框架上的加热丝,支撑框架包括板面相互十字搭接的支撑板和由支撑板之间的间距形成的热风道,支撑板的外圈设有若干凹槽,加热丝卷绕嵌设在凹槽内并处于热风道的空间位置上,支撑框架上对应加热丝的首尾两端分别设置正负接线端子,接线端子与驱动控制装置通过导电线电连接,在其中一接线端子的连接段上增加熔断丝。
通过采用上述技术方案,利用可拆卸的支承板和支撑板,方便对熔断式更换维修。
进一步设置:所述导流结构包括设于第一罩体上与出风口相接的导流口,导流口与出风口内外贴合。导流口的内壁圆周布置有多个导流片,导流片径向延伸且周向等间距布置,在导流口尾端处留有空缺位,第二罩体上设有隆起成筒状的凸起,凸起与第二罩体的边缘圆弧过渡,边缘形成流道,第二罩体对应第一罩体的空缺位上设有分流片,分流片将第二罩体的流道阻隔为两个独立的部分,分流片第二罩体的流道底部延伸至第一罩体的空缺位上。
通过采用上述技术方案,导流结构将风流通过自身的结构合理的分散导出。
进一步设置:所述第一罩体自沿加热装置至导流口一侧逐渐下凹,使得第一罩体和第二罩体所形成流道空间骤减。
通过采用上述技术方案,风能发生装置送出的风流穿过加热装置后,于流道中汇集,风能发生装置产生的风流经过加热器后送入流道,并经过流道上的分流片将风流阻挡,阻挡过程中,风压增大,两股短促而有力的空气流,并经由分流片导向上方的各个导流片中均匀分散流出。
附图说明
图1是根据一个实施方案的电吹风的外壳结构示意图;
图2是根据一个实施方案的电吹风的爆炸结构示意图;
图3是根据一个实施方案的风能发生装置与壳体的连接关系示意图;
图4是根据一个实施方案的减震套的结构示意图;
图5是根据一个实施方案的隔热阻燃罩的结构示意图;
图6是根据一个实施方案的温度控制模块的结构示意图。
图中,1、外壳;11、第一壳体;12、第二壳体;2、入风口;3、出风口;4、第一安装腔体;5、第二安装腔体;6、第三安装腔体;7、风能发生装置;8、加热装置;81、支承板;82、支撑板;83、凹槽;9、盖板;
91、电路板;92、温控开关;93、传感器;94、通孔;95、电源开关;96、风量档位开关;13、第一弧形肋板;14、第二弧形肋板;15、槽间隙;
20、隔热阻燃罩;21、第一罩体;22、第二罩体;23、导流结构;231、导流口;232、导流片;233、空缺位;234、凸起;235、流道;236、分流片;
24、格挡件;25、环形沟槽;26、第四安装腔体;
51、微型电机;52、风叶;53、套环;54、减震套;55、环形槽;56、环形卡槽;57、穿线槽;58、弧形片;59、内翻边。
具体实施方式
以下结合附图对本发明作进一步详细说明。
第一种实施方式:
一种电吹风,如图1和图2所示,包括外壳1。在一些实施方案中,外壳1为一体式外壳,内部形成有细长形的通道,例如筒形、长方体形或类似形状的通道。在另一些实施方案中,外壳1包括分体连接的第一壳体11和第二壳体12。在一些实施方案中,第一壳体11和第二壳体12采用采用卡扣连接。第一壳体11和第二壳体12形成细长形的通道,例如筒形的通道。外壳1位于通道的一端形成有入风口2。在一些实施方案中,入风口2相对于通道呈轴向设置,如图2中示出的。在另一些实施方案中,入风口2相对于通道呈径向设置,例如,设置于外壳1的侧面。在该入风口2安装具有多个孔的盖板9,盖板9封闭入风口2,利用盖板9的孔供气流穿过。
外壳1于另一端部设有径向穿设的出风口3,出风口3位于第一壳体11上且与通道连通。
外壳1自入风口2到出风口3一侧依次设置为独立的第一安装腔体4、第二安装腔体5和第三安装腔体6,第一安装腔体4内安装驱动控制装置(图中未示出),第一安装腔室内安装风能发生装置7,第三安装腔室内安装对风能发生装置7产生的风流提供温度的加热装置8,驱动控制装置分别与风能发生装置7、加热装置8通过导电线连接。
第一安装腔体4的第一壳体11上设有多个螺纹柱,驱动控制装置利用紧固件固定在第一安装腔体4的螺纹柱上。
如图3所示,在第二安装腔体5内,在第一壳体11和第二壳体12上均设有沿外壳1 内沿轴向布置的第一弧形肋板13和第二弧形肋板14。第一弧形肋板13和第二弧形肋板14沿外壳1圆周排列,第一弧形肋板13位于第二安装腔体5轴向方向的前后两侧,第二弧形肋板14位于前后侧的第一弧形肋板13之间。第一壳体11和第二壳体12上的第一弧形肋板13的内弧面在圆周方向构成同心圆,第二弧形肋板14的内弧面在圆周方向也构成同心圆,第二弧形肋板14所构成的同心圆的直径小于第一弧形肋板13所构成的同心圆。风能发生装置7嵌设在第一弧形肋板13和第二弧形肋板14所形成的区域内。
具体的,风能发生装置7包括微型电机51和由微型电机51驱动的风叶52,微型电机51的外部设有套环53,风叶52安装在微型电机51的主轴上,套环53安装在电机的外部并延伸至风叶52的外圈,风叶52的叶片外圈与套环53的内壁间隙配合。
如图3和图4所示,套环53与外壳1之间还设有由弹性材料制成的减震套54。具体的,减震套54可以选为橡胶或硅胶材料,具有一定的厚度,以确保足够的减震效果。微型电机51套设安装在减震套54内,减震套54的内圈设有供套环53嵌设的环形槽55,减震套54具有一定的弹性,微型电机51嵌设在环形槽55内被包覆。减震套54的其中一端部的外边缘设有环形卡槽56,环形卡槽56的槽深与第一弧形肋板13相适配。减震套54的环形卡槽56嵌设在第一弧形肋板13上时,外壁与第二弧形肋板14抵触,且减震套54背向环形卡槽56的一端部抵触在另一个第一弧形肋板13的侧壁上,减震套54被限制在第一弧形肋板13和第二弧形肋板14所形成的区域内。
第一弧形肋板13和第二弧形肋板14沿外壳1的圆周间隔布置,且分别在第一壳体11和第二壳体12的内壁上形成轴向的槽间隙15。减震套54的外壁设有沿轴向的穿线槽57,在穿线槽57的两个边缘上分别设有径向外凸的弧形片58,两个弧形片58包覆在穿线槽57的槽口边缘半封闭并供导电线穿过,当两个弧形片58受压时,穿线槽57被封闭。两个弧形片58外凸的部分嵌设至第一壳体11或第二壳体12上的槽间隙15内,形成圆周方向上的限位。
如图2、图5和图6所示,加热装置8位于风能发生装置7的出风向的后侧,在该区域内,外壳1的内部设有隔热阻燃罩20,隔热阻燃罩20采用PA与玻纤共混材料制成。
隔热阻燃罩20包括相互分离设置的第一罩体21和第二罩体22,第一罩体21和第二罩体22利用螺纹柱及螺钉的配合固定连接。第一罩体21嵌设在第一壳体11内,隔热阻燃罩20包括供加热装置8安装的第四安装腔体26和将加热后的风流引导至出风口3处的导流结构23。第四安装腔体26和导流结构23的分界处设有格挡件24,将加热装置8限制第四安装腔体26内,避免加热装置8朝向出风口3一侧位移。
隔热阻燃罩20位于风能发生装置7的一侧设有环形沟槽25,第一罩体21和第二罩体22在安装时,利用环形沟槽25嵌设在第一弧形肋板13上,在减震套54抵接第一弧形肋板13端面一侧设有内翻边59,第一弧形肋板13和内翻边59抵接在环形沟槽25内,且环形沟槽25的其中一槽壁所形成的钩部嵌设至减震套54的内翻边59内完成密封连接,确保避免风能发生装置7送入的风流侧向泄露。
如图2所示,加热装置8包括围合成矩形框架的支承板81、位于矩形框架内部的支撑框架和设于支撑框架上的加热丝,支撑框架包括板面相互十字搭接的支撑板82和由支撑板82之间的间距形成的热风道,支撑板82的外圈设有若干凹槽83,加热丝卷绕嵌设在凹槽83内并处于热风道的空间位置上。在支撑框架上对应加热丝的首尾两端分别设置正负接线端子,接线端子与驱动控制装置通过导电线电连接,在其中一接线端子的连接段上增加熔断丝进行高温保护(部分被遮挡结构未示出)。
支承板81和支撑板82均由云母片搭接而成,具有绝缘及低损失的热阻功能。
支承板81具有四片能够独立弯折的主体部分,弯折成矩形框架后搭接在支撑框架的外部,并利用耐高温胶带粘接。为确保安全性,在矩形框架与隔热阻燃罩20之间设置一层石棉网,进行阻燃防护,同时,石棉网可分散支承板81上的热量,达到散热的作用。
如图5和图6所示,第一壳体11的内部设有温度控制模块,温度控制模块包括电路板91、与电路板91电连接用于控制加热装置8启闭的温控开关92。电路板91与驱动控制装置电连接。电路板91位于第一壳体11和第一罩体21之间,电路板91采用螺钉安装在第一壳体11上,电路板91上设有传感器93,传感器93可以是温度传感器或温湿度传感器,在第一罩体21靠近入风口2的位置处设有贯穿通孔94,传感器93延伸并穿出通孔94检测入风口2的温度和/或湿度。
第二壳体12上设有控制风能发生装置7启闭的电源开关95,还设有用于控制风能发生装置7的微型电机51转速的风量档位开关96。电源开关95和风量档位开关96与驱动控制装置电连接。
将风流引导至出风口3处的导流结构23包括设于第一罩体21上与出风口3相接的导流口231,导流口231与出风口3内外贴合。导流口231的内壁圆周布置有多个导流片232,导流片232径向延伸且周向等间距布置,在导流口231尾端处留有空缺位233,该位置不布置导流片232。
第二罩体22上设有隆起成筒状的凸起234,凸起234与第二罩体22的边缘圆弧过渡,边缘形成流道235,第二罩体22对应第一罩体21的空缺位233上设有分流片236,分 流片236将第二罩体22的流道235阻隔为两个独立的部分,分流片236第二罩体22的流道235底部延伸至第一罩体21的空缺位233上。第一罩体21自沿加热装置8至导流口231一侧逐渐下凹,使得第一罩体21和第二罩体22所形成流道235空间骤减,风能发生装置7送出的风流穿过加热装置8后,于流道235中汇集,风能发生装置7产生的风流经过加热器后送入流道235,并经过流道235上的分流片236将风流阻挡,阻挡过程中,风压增大,两股短促而有力的空气流,并经由分流片236导向上方的各个导流片232中均匀分散流出。
上述的实施例仅仅是对本发明的解释,其并不是对本发明的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,但只要在本发明的权利要求范围内都受到专利法的保护。

Claims (16)

  1. 一种电吹风,包括外壳(1),其特征在于:外壳(1)内形成有细长形的通道,外壳(1)位于通道的一端形成有入风口(2),另一端形成有出风口(3),外壳(1)自入风口(2)到出风口(3)一侧依次设置有第一安装腔体(4)、第二安装腔体(5)和第三安装腔体(6),第一安装腔体(4)内安装驱动控制装置,第一安装腔室内安装风能发生装置(7),第三安装腔室内安装有加热装置(8),驱动控制装置分别与风能发生装置(7)、加热装置(8)通过导电线连接。
  2. 根据权利要求1所述的电吹风,其特征在于:外壳(1)包括分体连接的第一壳体(11)和第二壳体(12),第一壳体(11)和第二壳体(12)共同限定细长形的通道。
  3. 根据权利要求1所述的电吹风,其特征在于:入风口2相对于通道呈轴向设置。
  4. 根据权利要求1所述的电吹风,其特征在于:入风口2相对于通道呈径向设置。
  5. 根据权利要求1所述的电吹风,其特征在于:在加热装置(8)和出风口(3)之间还设有将加热后的风流引导至出风口(3)处的导流结构(23)。
  6. 根据权利要求1所述的电吹风,其特征在于:在所述第二安装腔体(5)内,在外壳(1)和风能发生装置(7)之间设有减震套(54),所述减震套(54)的内圈设有用于嵌设风能发生装置(7)的环形槽(55)。
  7. 根据权利要求6所述的电吹风,其特征在于:所述减震套(54)由弹性材料制成。
  8. 根据权利要求6所述的电吹风,其特征在于:所述减震套(54)的外壁设有轴向的穿线槽(57)。
  9. 根据权利要求6所述的电吹风,其特征在于:在所述第二安装腔体(5)内,在第一壳体(11)和第二壳体(12)上均设有沿外壳(1)内沿轴向布置的第一弧形肋板(13)和第二弧形肋板(14),第一弧形肋板(13)和第二弧形肋板(14)呈圆周分布且形成轴向延伸的槽间隙(15),穿线槽(57)的外凸部分嵌设至槽间隙(15)内以形成圆周方向的限位。
  10. 根据权利要求9所述的电吹风,其特征在于:所述穿线槽(57)的两个边缘上的外凸部分分别包括径向外凸的弧形片(58),两个弧形片(58)包覆在穿线槽(57)的槽口边缘,呈半封闭设置。
  11. 根据权利要求6所述的电吹风,其特征在于:所述风能发生装置(7)包括微型电机(51)和由微型电机(51)驱动的风叶(52),微型电机(51)的外部设有套环(53),风叶(52)安装在微型电机(51)的主轴上,套环(53)安装在电机的外部并延伸至风叶(52)的外圈,风叶(52)的叶片外圈与套环(53)的内壁间隙配合;所述风能发生装置(7)的套环(53)嵌设在减震套(54)的环形槽(55)内。
  12. 根据权利要求11所述的电吹风,其特征在于:所述减震套(54)的其中一端部的外边沿设有环形卡槽(56),环形卡槽(56)的槽深与第一弧形肋板(13)相适配,减震套(54)一端嵌设在其中一个第一弧形肋板(13)上,另一端抵触在另一第一弧形肋板(13)的端面上。
  13. 根据权利要求12所述的电吹风,其特征在于:所述加热装置(8)位于风能发生装置(7)的出风向的后侧,在该区域内,外壳(1)的内部设有隔热阻燃罩(20),导流结构(23)设置于隔热阻燃罩(20)上,隔热阻燃罩(20)包括相互分离设置的第一罩体(21)和第二罩体(22),隔热阻燃罩(20)位于风能发生装置(7)的一侧设有环形沟槽(25),第一罩体(21)和第二罩体(22)在安装时,利用环形沟槽(25)嵌设在第一弧形肋板(13)上;在减震套(54)抵接第一弧形肋板(13)端面一侧设有内翻边(59),第一弧形肋板(13)和内翻边(59)抵接在环形沟槽(25)内,且环形沟槽(25)的其中一槽壁所形成的钩部嵌设至减震套(54)的内翻边(59)内完成密封连接。
  14. 根据权利要求1所述的电吹风,其特征在于:所述加热装置(8)包括围合成矩形框架的支承板(81)、位于矩形框架内部的支撑框架和设于支撑框架上的加热丝,支撑框架包括板面相互十字搭接的支撑板(82)和由支撑板(82)之间的间距形成的热风道,支撑板(82)的外圈设有若干凹槽(83),加热丝卷绕嵌设在凹槽(83)内并处于热风道的空间位置上,支撑框架上对应加热丝的首尾两端分别设置正负接线端子,接线端子与驱动控制装置通过导电线电连接,在其中一接线端子的连接段上增加熔断丝。
  15. 根据权利要求1所述的电吹风,其特征在于:所述导流结构(23)包括设于第一罩体(21)上与出风口(3)相接的导流口(231),导流口(231)与出风口(3)内外贴合;导流口(231)的内壁圆周布置有多个导流片(232),导流片(232)径向延伸且周向等间距布置,在导流口(231)尾端处留有空缺位(233),第二罩体(22)上设有隆起成筒状的凸起(234),凸起(234)与第二罩体(22)的边沿圆弧过渡,边沿形成流道(235),第二罩体(22)对应第一罩体(21)的空缺位(233)上设有分流片(236),分流片(236)将第二罩体(22)的流道(235)阻隔为两个独立的部分,分流片(236)第二罩体(22)的流道(235)底部延伸至第一罩体(21)的空缺位(233)上。
  16. 根据权利要求15所述的电吹风,其特征在于:所述第一罩体(21)自沿加热装置(8)至导流口(231)一侧逐渐下凹,使得第一罩体(21)和第二罩体(22)所形成流道(235)空间骤减。
PCT/CN2020/115296 2019-09-16 2020-09-15 电吹风 WO2021052320A1 (zh)

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