CN103982404A - Fan - Google Patents

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Publication number
CN103982404A
CN103982404A CN201310049594.0A CN201310049594A CN103982404A CN 103982404 A CN103982404 A CN 103982404A CN 201310049594 A CN201310049594 A CN 201310049594A CN 103982404 A CN103982404 A CN 103982404A
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CN
China
Prior art keywords
fan
motor
shroud
nozzle
housing
Prior art date
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CN201310049594.0A
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Chinese (zh)
Inventor
任文华
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任文华
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Priority to CN201310049594.0A priority Critical patent/CN103982404A/en
Publication of CN103982404A publication Critical patent/CN103982404A/en

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Abstract

The invention discloses a fan. The fan comprises a nozzle, a generating device, a first conveying pipe and a second conveying pipe, wherein the nozzle comprises an outer shell, a first input end and a second input end; the generating device comprises a first impeller cover, a second impeller cover, a first impeller, a second impeller, a first motor and a second motor; the first conveying pipe is connected between an air outlet end of the first impeller cover and the first input end of the nozzle; the second conveying pipe is connected between an air outlet end of the second impeller cover and the second input end of the nozzle.

Description

风扇 fan

技术领域 FIELD

[0001] 本发明涉及一种风扇。 [0001] The present invention relates to a fan. 特别地,但不是排除性地,本发明涉及一种家用风扇,如家用台扇,用于增加室内、办公室和其它环境中的空气循环和空气流动。 In particular, but not exclusively, the present invention relates to a domestic fan, such as home desk fan, for increasing the air circulation and the air flow chamber, office and other environments.

背景技术 Background technique

[0002] 传统的家用风扇通常包括马达和由马达驱动进行旋转运动的一组叶片或叶轮。 [0002] The conventional domestic fan typically includes a motor and a set of blades or impeller rotational movement driven by a motor. 该组叶片通常位于笼子内,该笼子允许气流穿过,然而却阻止人体接触到旋转的叶片。 The set of vanes is typically located in a cage, the cage allow airflow through, yet prevents rotation of the body in contact with the blade. 但是在某些情况下,该种风扇还存在着人体触及到该组旋转叶片的风险。 However, in some cases, this type of fan, there are still risks to human touches that set of rotating blades.

[0003] 2009年5月6日公开号为CN 101424279A的中国专利申请(申请号:200810177844.8)公开了一种没有外露风叶的风扇,所述风扇包括喷嘴和用于形成通过所述喷嘴的气流的产生装置,所述喷嘴包括具有进口的输入端、用于接收气流的内部通道和用于发射气流的排气口,所述喷嘴限定开口,所述风扇外部的空气被从排气口所发射的气流抽吸通过该开口,所述产生装置包括叶轮罩、位于叶轮罩内的叶轮和驱动所述叶轮旋转工作的马达。 [0003] May 6, 2009 Publication No. CN 101424279A Chinese patent application (application number: 200810177844.8) discloses a no exposed blades of a fan and comprising a nozzle for forming a gas flow through the nozzle generating means, said input comprising a nozzle having an inlet for receiving the gas flow passage inside the exhaust port and an emission stream, defining the nozzle opening, the fan air is emitted outside from the exhaust port the airflow drawn through the opening, and the motor driving the impeller wheel rotating working in the shroud comprises a shroud means, located in said generating. 由于该种风扇仅使用一个叶轮旋转工作,所述叶轮须高速运行才能获得足够的出风量,而叶轮的高速运转将产生较大的噪声。 As the kind of the fan using only one impeller rotating working, the high-speed impeller to be run in order to obtain a sufficient amount of wind, and the impeller speed operation will result in greater noise.

发明内容 SUMMARY

[0004] 本发明的目的是要提供了一种噪音较低的风扇,该种风扇包括喷嘴、用于形成通过所述喷嘴的气流的产生装置和用于将所述产生装置所形成的气流输送至所述喷嘴的第一输送管和第二输送管;所述喷嘴包括具有两端的外壳体、分别位于所述外壳体两端的具有进口的第一输入端和第二输入端、用于接收气流的内部通道和用于发射气流的排气口;所述产生装置包括具有进气端和出气端的第一叶轮罩和第二叶轮罩、位于所述第一叶轮罩内的第一叶轮、位于所述第二叶轮罩内的第二叶轮、驱动所述第一叶轮旋转工作的第一马达和驱动所述第二叶轮旋转工作的第二马达;其中:所述第一输送管连接于所述第一叶轮罩的出气端与所述喷嘴的第一输入端之间,所述第二输送管连接于所述第二叶轮罩的出气端与所述喷嘴的第二输入端之间。 [0004] The object of the present invention is to provide a low noise fan, the seed fan comprising a nozzle, means for generating airflow through the forming nozzle and means for generating the air flow conveying means is formed to the first nozzle and the second delivery tube the delivery tube; said nozzle comprising a housing having two ends, which are located a first input terminal and a second input terminal of said ends having an inlet housing body for receiving a gas stream the inner passage and an exhaust port for emitting gas stream; said generating means comprises a first shroud and the second shroud having a inlet end and an outlet end, a first impeller positioned within the first shroud, it is located said second impeller in a second shroud, the first motor and the second motor drives the second impeller to drive the impeller of the first rotary operating a rotating working; wherein: the first delivery pipe connected to the first a shroud between the outlet end of the nozzle with a first input terminal, a second delivery pipe connected between the outlet end of the second shroud and the second input terminal of the nozzle.

[0005] 所述风扇可以限定开口,来自风扇外部的空气可以被从排气口所发射的气流卷吸通过所述开口。 [0005] The fan may define an opening, the fan air from the outside may be sucked from the exhaust gas flow volume emitted through the outlet opening. 优选地,所述外壳体不构成闭合的环路。 Preferably, the outer shell does not form a closed loop.

[0006] 有利地,该种结构的风扇将两个叶轮各自产生的气流通过两个输送管分别传送至喷嘴的两端,两个叶轮在较低的转速下就可以使风扇获得足够的出风量,较低的叶轮转速能显著减少风扇所产生的噪音;另外喷嘴在两端分别接受来自两个叶轮各自产生的气流,其两路气流的传输损耗较低,特别是减少了多路气流之间的干扰或摩擦,显著提高了气流的传输效率。 [0006] Advantageously, the kind of structure of the fan air flow generated by each two impellers are transmitted through the two ends of the delivery tube to the nozzle, both impellers at lower rotational speed of the fan can be obtained a sufficient air flow lower impeller speed can significantly reduce the noise generated by the fan; additional nozzle receiving gas flow from the two opposite ends generated by each impeller, a low transmission loss which two gas flow, in particular to reduce the air flow between the multiplexer interference or friction, significantly increase the transmission efficiency of airflow.

[0007] 所述风扇可以包括位于第一输送管和第二输送管内的用于引导气流的引导装置。 The [0007] fan may include a first delivery tube and a guide means for guiding the second airflow delivery tube. 所述引导装置包括用于引导气流的多个翼片;优选地,所述引导装置包括与第一输送管或第二输送管成整体的多个翼片。 Said guide means comprises a plurality of fins for guiding airflow; preferably, the guide means comprises a first and a second delivery tube pipe or a plurality of integral flaps. 在第一输送管和第二输送管内设置用于引导气流的翼片,有利于提高气流的输送效率并降低噪音。 In the first feeding passage and the second feeding passage is provided for guiding the airflow flap, it helps to improve the transfer efficiency of the gas flow and reduce noise.

[0008] 所述风扇可以包括用于固定所述第一马达的第一马达壳体和用于固定所述第二马达的第二马达壳体,所述第一叶轮罩的出气端通过所述第一马达壳体与所述第一输送管连接,所述第二叶轮罩的出气端通过所述第二马达壳体与所述第二输送管连接。 [0008] The fan may include a housing fixed to the first motor of the first motor and the second motor housing for fixing the second motor, the outlet end of said first through said shroud the first motor housing and the first delivery tube, the outlet end of the second shroud through the second motor housing and the second delivery tube.

[0009] 所述风扇通常包括用于控制马达工作的电路装置。 [0009] The fan motor operation generally comprises a circuit for controlling the apparatus. 优选地,第一马达和第二马达采用同一个电路装置来控制,这样有利于提高生产效率并降低成本。 Preferably, the first and second motors use a circuit means for controlling the same, this will help increase productivity and reduce costs. 优选地,所述同一个电路装置包括供第一马达和第二马达的供电电缆连接的两个输出接口。 Preferably, the same circuit means comprises an output interface for two of the first motor and the second motor power supply cable.

[0010] 所述风扇还可以包括具有多个进口和至少一个出口的环形壳体,所述环形壳体限定内部空腔,所述产生装置、所述第一输送管和所述第二输送管都位于所述环形壳体的内部空腔中。 [0010] The fan may further include an annular housing having at least a plurality of inlet and outlet, said annular housing defining an internal cavity, said generating means, said first delivery pipe and said second delivery pipe It is located inside the annular cavity of the housing. 采用该种结构,可以使风扇具有较好的外观。 With this configuration, the fan can have a better appearance.

[0011 ] 所述风扇优选地包括基座,所述喷嘴设置于基座上,所述基座包括基座外壳,所述产生装置、所述第一输送管和所述第二输送管都位于所述基座外壳内。 [0011] The fan preferably comprises a base, the nozzle is disposed on the base, the base comprising a base housing, said generating means, said first delivery tube and the delivery tube are located in said second the inner base housing. 所述基座包括多个进口,两个叶轮通过所述多个进口将空气吸入到所述基座外壳内。 The base comprises a plurality of inlets, through said plurality of impellers two inlet air sucked into the base housing. 所述第一马达包括第一转轴,所述第二马达包括第二转轴,优选地所述第一转轴与所述第二转轴大体平行,且所述第一转轴和所述第二转轴与所述基座高度方向的夹角在10°至90°之间;更优选地,所述第一转轴与所述第二转轴大体平行,且所述第一转轴和所述第二转轴与所述基座高度方向的夹角在20°至75°之间。 The first motor comprises a first shaft, said second motor includes a second rotary shaft, preferably the first shaft and said second shaft generally parallel, and the first shaft and the second shaft and the the height direction of the base of said angle between 10 ° to 90 °; more preferably, said first shaft and said second shaft generally parallel, and the first shaft and the second shaft and the the angle between the base height direction 20 ° to 75 °. 所述第一叶轮罩和所述第二叶轮罩都包括用于进气的进口,优选地,所述第一叶轮罩的进口的进气方向与所述第二叶轮罩的进口的进气方向大致相反。 Said first shroud and the second shroud comprise an inlet for intake air, intake direction of the intake air inlet direction of inlet Preferably, the first shroud and the second shroud in roughly the opposite.

[0012] 所述喷嘴优选地限定开口,风扇外面的空气可以被从所述排气口所发射的气流卷吸通过所述开口。 [0012] Preferably the nozzle defines an opening, the outside air fan can be sucked from the vent gas flow volume emitted through the opening. 所述喷嘴的高度优选地介于200mm至800mm之间,更优选地介于250mm至500mm之间。 The height of the nozzle is preferably between 200mm to 800mm, more preferably between 250mm to 500mm.

[0013] 所述喷嘴优选地包括内部壳体部分和外部壳体部分,它们共同限定所述喷嘴的内部通道和排气口。 [0013] The nozzle preferably comprises an inner housing part and outer housing portions that together define the interior passage of the nozzle and an exhaust port. 所述外部壳体部分优选地构成局部重叠所述内部壳体部分,这样能让所述排气口限定在所述内部壳体部分的外表面与所述外部壳体部分的内表面之间。 The portion of the outer housing is preferably configured to partially overlap the inner casing section, so make the exhaust port is defined between an outer surface of the inner housing portion and the inner surface of the outer housing portion.

[0014] 所述排气口优选地为缝隙状排气口,其排气口在出口处的宽度通常在0.5mm至IOmm之间,优选地在Imm至5mm之间。 [0014] The vent is preferably slot-shaped exhaust port, an exhaust port at which the width of the outlet is generally between 0.5mm to IOmm, preferably between 5mm to Imm.

[0015] 所述马达可以是交流马达,也可以是直流无刷马达;所述叶轮可以是离心叶轮,也可以是混流叶轮,优选地为混流叶轮。 [0015] The motor may be an AC motor may be a brushless DC motor; the impeller may be a centrifugal impeller, the impeller may be mixed, preferably a mixed flow impeller. 所述叶轮的转速通常位于800rpm至7000rpm之间,优选地位于1200rpm至6500rpm之间。 The rotational speed of the impeller is generally located between 800rpm to 7000rpm, preferably between 1200rpm to 6500rpm.

[0016] 所述第一输送管和所述第二输送管可以包括一段金属管,也可以包括一段软管,如一段橡胶管,这样可以减少振动的传递。 [0016] The first delivery pipe and said delivery tube may comprise a second length of metal tube, it may also include a length of hose, such as a rubber tube section, so that transmission of vibration can be reduced.

附图说明 BRIEF DESCRIPTION

[0017] 现在参照附图说明本发明的实施方式,在附图中。 [0017] Referring now to the drawings, embodiments of the present invention, in the accompanying drawings.

[0018] 图1是本发明的风扇的正面示意图。 [0018] FIG. 1 is a schematic front view of the fan according to the present invention.

[0019] 图2是图1所示的风扇的正面分解视图。 [0019] FIG. 2 is a front fan shown in exploded view in FIG. 1.

[0020] 图3是图1所示的风扇的侧视图。 [0020] FIG. 3 is a side view of the fan shown in FIG.

[0021] 图4是图1所示的风扇的分解侧视图。 [0021] FIG. 4 is an exploded side view of the fan shown in FIG.

[0022] 图5是沿图1的A— A线截取的放大剖视图。 [0022] FIG. 5 is an enlarged cross-sectional view along line A- A of FIG. 1 taken. [0023] 图6是沿图4的B— B线截取的放大剖视图。 [0023] FIG. 6 is an enlarged sectional view taken along the line B- B in FIG. 4 taken.

[0024] 图7是图1所示的风扇在喷嘴向前转动至某一位置的侧视图。 [0024] FIG. 7 is shown in FIG fan nozzle 1 is rotated forwardly to a location in a side view.

[0025] 图8是图1所示的风扇在喷嘴向后转动至某一位置的侧视图。 [0025] FIG 8 is shown in FIG. 1 the fan is rotated to a location rearward of the nozzle side.

具体实施方式 Detailed ways

[0026] 图1是从装置前方观察的本发明的风扇的示意图,图2是图1所示的风扇的正面分解视图,图2是图1所示的风扇的侧视图,图4是图1所示的风扇的分解侧视图。 [0026] FIG. 1 is a schematic view of a fan according to the present invention as viewed from the front of the apparatus, FIG. 2 is a front fan shown in exploded view in FIG. 1, FIG. 2 is a side view of the fan shown in FIG. 1, FIG. 1 FIG. 4 is exploded side view of the fan shown in FIG. 从图1至图4中可以看出,风扇10包括基座I和位于基座I上的喷嘴2 ;基座I包括底座13和位于底座13上的基部11。 As can be seen from FIG. 1 to FIG. 4, the fan 10 includes a base I and the nozzle 2 positioned on the base I; I base includes a base 13 and a base 13 positioned on the base 11. 基座I具有进口15,进口15为形成在基座的外壳12上的多个孔的形式,空气通过进口15从风扇外部被吸入到外壳12内。 I base having an inlet 15, inlet 15 is formed in the form of a plurality of holes on the base housing 12, the air 15 is sucked from the outside into the fan housing 12 through the inlet.

[0027] 喷嘴2包括具有两端92、93的非闭合的环形外壳体5、位于两端92、93的两个输入端16和17、由该环形外壳体5所限定的内部通道3和排气口4 ;喷嘴2的两个输入端16和17分别伸入位于基座I的上部两侧上的两个圆孔18内。 [0027] 2 comprises a nozzle having a non-circular closed ends 92 and 93 of the outer shell 5, two input terminals 16 and 17 at both ends 92 and 93 by the annular outer housing 5 defining an internal passage 3 and the exhaust port 4; two input terminals 16 and nozzle 2 on the two sides of the circular hole 18 extends into the upper portion 17 are respectively located at the base of I. 基座I和喷嘴2共同限定了开口6。 I and the base 2 together define a nozzle opening 6.

[0028] 基座I进一步包括用于允许用户操作风扇的用户界面。 [0028] base I further comprising a user interface for allowing a user operation of the fan. 该用户界面包括用户可操作的多个按钮7、8、9。 The user interface includes a plurality of user-operable buttons 7,8,9.

[0029] 图5展示了喷嘴内部的结构。 [0029] FIG. 5 shows the internal structure of the nozzle. 从图5中可以看到,喷嘴的环形壳体5包括内部壳体部分65和外部壳体部分66,内部壳体部分65包括引导气流流过的引导表面69和使引导表面69所引导的气流不流过的扩张表面70,内部壳体部分65和外部壳体部分66共同限定了内部通道3,在内部通道3中还设置有一块多孔板67,该多孔板67具有多个穿孔68,这些穿孔68能使气流穿过并能衰减气流中的噪音。 As can be seen in Figure 5, the nozzle 5 comprises an annular inner housing and the outer housing portion 65 housing portion 66, the inner housing portion 65 includes a guide surface of the guide 69 and the airflow through the guide surface 69 guided airflow does not flow through the expansion of the surface 70, the inner housing portion 65 and the outer housing portion 66 together define an internal passage 3, in the inner channel 3 is also provided with a perforated plate 67, the porous plate 67 has a plurality of perforations 68, these 68 can flow through the perforations and can attenuate the noise stream. 排气口4位于喷嘴2的后部附近,且被设置为通过开口6朝风扇的前面发射气流。 An exhaust port 4 is located near the rear of the nozzle 2, and is arranged to emit the airflow through the opening 6 toward the front of the fan. 排气口4通常有部分在开口6的周围延伸,优选地环绕开口6。 4 generally has an exhaust port portion extends around the opening 6, preferably 6 surrounding the opening. 排气口4分别由内部壳体部分65的外表面和外部壳体部分66的内表面的重叠部分或相对部分所限定,其为缝隙的形式,排气口4的出口优选地具有相对恒定的宽度,其宽度在0.5_至IOmm之间。 An exhaust port 4 are respectively defined by the outer surface of the inner housing and the outer housing portion 65 of the inner overlapped portion or the opposite surface of the portion 66, which is in the form of a slit, the outlet of the exhaust port 4 preferably has a relatively constant width, the width between 0.5_ to IOmm. 在本实施例中,其出口的宽度约为1.2mm。 In the present embodiment, the outlet having a width of about 1.2mm.

[0030] 图6展不了基座I的内部结构。 [0030] FIG 6 show the internal configuration of the base I are not. 从图6中可以看出,基座I包括底座13和基部11,在基部11的外壳12内设置有用于形成气流的产生装置和用于将产生装置所形成的气流输送至喷嘴2的第一输送管90和第二输送管91。 As can be seen from Figure 6, the base 13 and the base portion I includes a base 11, the housing 12 is provided in the base 11 is formed with a gas flow generating means and gas flow means for delivery to the nozzle is formed for generating a first 2 a second delivery tube 90 and delivery tube 91. 产生装置包括两个叶轮罩19和20、位于两个叶轮罩19、20内的两个叶轮21和22、以及驱动两个叶轮21、22旋转工作的两个马达23和24。 Generating means comprises two impellers 20 and the cover 19, an impeller located within the two two shroud 19, 20 of the two motors 23 and 24, 21 and 22, and drive two impellers 21 and 22 of the rotating work. 叶轮罩19包括进口27、出口28、进气端31和出气端32,叶轮罩20包括进口29、出口30、进气端33和出气端34 ;叶轮21位于叶轮罩19内,叶轮22位于叶轮罩20内。 The impeller shroud 19 includes 27, outlet 28, the inlet end of the inlet 31 and outlet end 32, the shroud 20 includes an inlet 29, outlet 30, inlet end 33 and outlet end 34; impeller 21 is located within the shroud 19, the impeller 22 is located in the impeller cover 20.

[0031] 马达23容纳在马达壳体35中。 [0031] The motor 23 is housed in the motor housing 35. 马达壳体35包括左侧部分36和右侧部分37。 The motor housing 35 includes a left portion 36 and right portion 37. 马达23的转轴25穿过形成在马达壳体35的右侧部分37的孔,以允许叶轮21被连接到转轴25上。 Motor 23 through a shaft 25 formed on the right side of the motor housing 35 in the bore portion 37 to allow the impeller 21 is connected to the shaft 25. 马达壳体35的左侧部分36还包括多个固定杆45,马达23通过马达壳体35的多个固定杆45与叶轮罩19固定。 The left portion of the motor housing 35 further includes a plurality of fixing rod 36 45, the motor 23 through the motor housing 35, a plurality of fixing rod 45 and the impeller cover 19 is fixed.

[0032] 马达24容纳在马达壳体38中。 [0032] The motor 24 is accommodated in the motor housing 38. 马达壳体38包括左侧部分40和右侧部分39。 The motor housing 38 includes a left portion 40 and right portion 39. 马达24的转轴26穿过形成在马达壳体38的左侧部分40的孔,以允许叶轮22被连接到转轴26上。 24, motor shaft 26 passes through the hole formed in the left side portion 38 of the motor housing 40 to allow the impeller 22 is connected to the shaft 26. 马达壳体38的右侧部分39还包括多个固定杆46,马达24通过马达壳体38的多个固定杆46与叶轮罩20固定。 The right side portion 39 of the motor housing 38 further includes a plurality of fixing bars 20 is fixed to 46, the motor 24 a plurality of fixing bars 38 by the motor 46 and the impeller shroud housing. [0033] 在本实施例中,叶轮21和叶轮罩19成形为当叶轮21和马达壳体35被叶轮罩19支撑时,叶轮21的叶片末梢极为接近叶轮罩19的内表面,但没有接触到该内表面,叶轮21与叶轮罩19大致同轴。 [0033] In the present embodiment, the impeller cover 19 and the impeller 21 when the impeller 21 is shaped and the motor housing 35 is supported by the impeller cover 19, the impeller blade tip very close to the inner surface 21 of the shroud 19 without contacting the the inner surface of the impeller 21 and the shroud 19 is substantially coaxial. 同样,叶轮22和叶轮罩20成形为当叶轮22和马达壳体38被叶轮罩20支撑时,叶轮22的叶片末梢极为接近叶轮罩20的内表面,但没有接触到该内表面,叶轮22与叶轮罩20大致同轴。 Similarly, impeller 22 and impeller shroud 20 when the impeller is molded when the motor housing 22 and the cover 20 is supported by the impeller 38, the impeller blade tip very close to the inner surface 22 of the shroud 20 without contacting the inner surface of the impeller 22 and The impeller cover 20 substantially coaxially.

[0034] 在叶轮罩19、20上都设置有电缆穿孔(图中未画出),在马达壳体35的一个固定杆45上和马达壳体38的一个固定杆46上也都设置有电缆穿孔(图中未画出),叶轮罩19上的电缆穿孔与固定杆45上的电缆穿孔对准使电缆可穿过,同样叶轮罩20上的电缆穿孔与固定杆46上的电缆穿孔对准使电缆可穿过,方便电缆从同一个电路装置51分别连接到马达23和马达24上。 [0034] In the shroud 19, 20 are provided with cable glands (not shown), cables are also provided in the motor housing 46 on a rod 35 secured to a fixed rod 45 and the motor housing 38 perforations (not shown), the cable perforations on the shroud 19 and the cable 45 fixed on the perforated rod may be aligned with the cable through the same cable perforated shroud perforations on the cable 20 is aligned with the fixation rod 46 may pass through the cable, from the cable connection means to facilitate the same circuits 51 to the motor 23 and the motor 24. 在本实施例中,马达壳体35、38、叶轮罩19、20和叶轮21、22优选地由塑料所形成;电路装置51具有供马达23、24的供电电缆分别连接的两个输出接口。 In the present embodiment, the motor housing 35, 38, 19, 20 and impeller shroud 21 is preferably formed from a plastic; two circuit means having an output interface 51 for the motor 23, 24 respectively connected to the power supply cable.

[0035] 第一输送管90将叶轮21所产生的气流输送到喷嘴2的输入端16 ;第二输送管91将叶轮22所产生的气流输送到喷嘴2的输入端17。 [0035] The first feeding passage 90 to the air flow generated by the impeller 21 is supplied to the input end 16 of the nozzle 2; a second delivery pipe 91 to deliver the air flow generated by the impeller 22 to the input end 17 of the nozzle 2. 第一输送管90的输入端41具有进口43,第二输送管91的输入端42具有进口44。 A first input terminal 90 of the delivery tube 41 having an inlet 43, a second input 91 of the delivery tube 42 has an inlet end 44. 叶轮罩的出气端32与第一输送管90的输入端41连接,叶轮罩的出气端34与第二输送管91的输入端42连接;第一输送管90的输出端61与喷嘴2的输入端16转动连接,第二输送管91的输出端62与喷嘴2的输入端17转动连接,并在这两个转动连接处设置密封圈(图中未画出),这样喷嘴2的两个输入端16、17可以相对于第一输送管90的输出端61和第二输送管91的输出端62转动。 The outlet end of the impeller housing 32 and the first input terminal 90 of the delivery tube 41 is connected to the input of the outlet end 34 of the shroud 91 and the second end of the delivery tube 42 is connected; a first input the output of the delivery tube 90 and the nozzle 61 is 2 end 16 rotatably connected to an input terminal of the second output terminal 91 of the delivery tube 62 and the nozzle 2 rotatably connected to 17, and providing the seal rings (not shown) pivotally connected at the two, so that the two input nozzle 2 ends 16, 17 with respect to the output terminal 91 of the output terminal 62 of the first delivery pipe 90 and a second delivery tube 61 is rotated.

[0036] 图6中的小箭头展示了气流在风扇内的流动方向。 In [0036] FIG. 6 shows the small arrows in the air flow direction of the fan. 在图6中可以清楚地看到,在第一输送管90和第二输送管91中分别设置有翼片50、60。 It can be clearly seen in FIG. 6, in the first feeding passage 90 and the second feed pipe 91 is provided with a flap 50 and 60 respectively. 翼片50位于第二输送管91中并与其内壁固定;翼片60位于第一输送管90中并与其内壁固定。 The flap 50 is located in the inner wall 91 and secured thereto a second delivery tube; fins 60 located in the first delivery tube 90 and an inner wall secured thereto. 这些翼片用于引导气流,有利于提闻气流的输送效率。 These fins for guiding air flow, help provide transport efficiency smell gas flow.

[0037] 再参考图1,底座13具有外壳14。 [0037] Referring again to FIG 1, the base 13 has a housing 14. 该底座13用于接合风扇所在的表面。 The base 13 for engaging the surface of the fan is located. 基部11包括用户界面和电路装置51,电路装置51用于响应用户界面的各种操作。 The base portion 11 includes various operation circuit means 51 and a user interface, circuit means responsive to the user interface 51. 基座I还包括用于使基部11相对于底座13来回摆动的摆动机构,该摆动机构包括同步马达52,摆动机构的操作由电路装置51响应用户按下用户界面的按钮9来控制。 I further comprising a base for base 11 relative to the base 13 back and forth swing of the swing mechanism, the swing mechanism 52 comprises a synchronous motor operating, the oscillation mechanism 51 by the circuit means in response to the user pressing a button of the user interface 9 to control. 摆动范围优选地在60°和120°之间,且摆动机构被设置为每分钟执行3至6个摆动周期。 A swing range preferably between 60 ° and 120 °, and the swinging mechanism is arranged to perform 3 to 6 minutes per wobble cycle. 用于供应电力到风扇的主电源线(没有画出)穿过形成在底座13上的孔延伸。 For supplying power to the main power supply line of the fan (not shown) extending through holes formed in the base 13.

[0038] 在本实施例中,马达23、24是直流无刷马达,马达的转速可通过电路装置51响应用户操作旋钮8来改变。 [0038] In the present embodiment, the motor 23 is a DC brushless motor, rotation of the motor 8 may be changed in response to a user operation knob 51 by the circuit means. 马达23、24的最高速度优选在5000rpm至7000rpm的范围。 Maximum speed range of the motor 23, 24 is preferably in the 5000rpm to 7000rpm.

[0039] 在本实施例中,叶轮罩20与叶轮罩19固定,叶轮罩19被多个支柱58所支撑,每个支柱58的下端定位于底板85上的支撑构件59中。 [0039] In the present embodiment, the impeller cover 20 and the fixed shroud 19, the shroud 19 is supported by a plurality of struts 58, the lower end of each strut 58 is positioned on the base plate 85 of the support member 59. 支撑构件59优选地由可弹性变形的材料所形成。 The support member 59 is preferably formed of an elastically deformable material. 在本实施例中,支撑构件59是由天然橡胶所形成,支柱58和支撑构件59的数量都为4个。 In the present embodiment, the support member 59 is formed of natural rubber, the number of supporting members 58 and the struts 59 are four.

[0040] 为了操作风扇,用户按下用户界面的按钮7,响应该操作,电路装置51激活马达23、24以旋转叶轮21、22。 [0040] To operate the fan, the user presses the button of the user interface 7, in response to this operation, the circuit means 51 activates the motor 23 to rotate the impeller 21. 叶轮21、22的旋转使空气通过进口15进入基座I的外壳12内。 Rotation of the impeller 21 through the air inlet 15 into the base I within the housing 12. 用户可通过操纵旋钮8来调节马达23、24的转速,从而调节空气从叶轮罩19、20的进口27、29进入的速度。 User to adjust the speed of the motor 23 by manipulating the knob 8, so that the conditioned air from the inlet into the shroud 19, 27, 29 speed. 第一输送管90和第二输送管91分别接收来自叶轮罩19、20的出口28、30所输出的气流,这两股气流被分别输送到喷嘴的两个输入端16、17而进入喷嘴2中。 Two input terminals of the first delivery pipe 90 and the second feed pipe 91 receives air flow from the outlet of the shroud 28, 19, 20 output, two streams are respectively fed to the nozzle 16, 17 into the nozzle 2 in. [0041] 在喷嘴2中,气流分两股在喷嘴的内部通道3中行进。 [0041] In the nozzle 2, the air flow is divided into two shares of the internal passage of the nozzle 3 travels. 在内部通道3中行进的气流被排气口4所发射。 In the gas stream traveling passage 3 inside the exhaust port 4 are emitted. 从排气口4所发射的气流穿过开口6,同时风扇周围的部分空气被从排气口4所发射的气流卷吸通过开口6,这样从排气口4发射的气流与被卷吸的气流的结合构成从喷嘴2向前发射的总气流。 An exhaust port 4 from a gas stream emitted through the opening 6, while part of the air around the fan is drawn through the opening 6 from the airflow volume emitted exhaust port 4, so that the air flow emitted from the exhaust port 4 with the suction roll combined total gas flow from the gas flow configuration nozzle 2 emitted forward.

[0042] 图7展示了图1所示的风扇在喷嘴向前转动至某一位置的侧视图,图8展示了图1所不的风扇在嗔嘴向后转动至某一位直的侧视图。 [0042] FIG. 7 shows a side view of the fan shown in FIG. 1 is rotated in a forward to a location of the nozzle, Figure 8 shows a fan is not rotated back to FIG straight a side view of a nozzle anger . 从图7和图8中各易看出,嗔嘴2可以相对基座I转动。 Each easily seen in FIG. 7 and FIG. 8, fury I nozzle relative to the base 2 can be rotated. 这种转动可以调节喷嘴2的出风方位,使喷嘴I的出风方位在竖直平面上发生变化,以满足用户的不同需求。 This rotation can adjust the orientation of the wind nozzle 2, the nozzle position I of the wind changes in a vertical plane, in order to meet the needs of different users.

[0043] 尽管已经展示和描述了目前认为是优选的本发明的实施例,但显而易见,本领域的技术人员可以进行各种改变和改进,而不背离由所附权利要求书所限定的本发明的范围。 [0043] While there has been shown and described what are presently considered to be preferred embodiments of the present invention, it is apparent that those skilled in the art that various changes and modifications without departing from the present invention is defined by the appended claims defined range.

Claims (10)

1.一种风扇,其特征在于,所述风扇包括喷嘴、用于形成通过所述喷嘴的气流的产生装置和用于将所述产生装置所形成的气流输送至所述喷嘴的第一输送管和第二输送管;所述喷嘴包括具有两端的外壳体、分别位于所述外壳体两端的具有进口的第一输入端和第二输入端、用于接收气流的内部通道和用于发射气流的排气口;所述产生装置包括具有进气端和出气端的第一叶轮罩和第二叶轮罩、位于所述第一叶轮罩内的第一叶轮、位于所述第二叶轮罩内的第二叶轮、驱动所述第一叶轮旋转工作的第一马达和驱动所述第二叶轮旋转工作的第二马达;其中:所述第一输送管连接于所述第一叶轮罩的出气端与所述喷嘴的第一输入端之间,所述第二输送管连接于所述第二叶轮罩的出气端与所述喷嘴的第二输入端之间。 1. A fan, wherein the fan includes a nozzle, a first feeding passage for forming a gas stream conveying means to the nozzle formed by said generating means and nozzle for the gas stream to produce and a second delivery tube; the nozzle comprises a housing body having two ends, each having an inlet located at a first input terminal and a second input ends of said outer housing, an internal passage for receiving the gas stream and the gas stream for transmission an exhaust port; said generating means comprises an inlet end and outlet end of the first shroud and the second shroud, the first impeller positioned within the first shroud, the second is located within the second shroud an impeller, a first motor and the second motor drives the second impeller to drive the impeller of the first rotary operating a rotating working; wherein: the first delivery pipe connected to the first outlet end of the shroud and the between the first input end of the nozzle, between the second input of the second delivery pipe connected to the second outlet end of the shroud and the nozzle.
2.如权利要求1所述的风扇,其特征在于,所述外壳体不构成闭合的环路。 2. The fan according to claim 1, wherein said outer shell does not form a closed loop.
3.如权利要求1至2之一所述的风扇,其特征在于,所述风扇限定开口。 1 to the fan as claimed in claim 2, wherein the fan defines an opening.
4.如权利要求1至2之一所述的风扇,其特征在于,所述风扇还包括位于所述第一输送管和所述第二输送管内的用于引导气流的多个翼片。 The fan according to one of claim 1, wherein said fan further comprises a plurality of fins positioned within the first delivery tube and the delivery tube to guide the second air stream.
5.如权利要求1至2之一所述的风扇,其特征在于,所述风扇还包括用于固定所述第一马达的第一马达壳体和用于固定所述第二马达的第二马达壳体,所述第一叶轮罩的出气端通过所述第一马达壳体与所述第一输送管连接,所述第二叶轮罩的出气端通过所述第二马达壳体与所述第二输送管连接。 The fan according to one of claim 1, wherein said fan further comprising a housing for fixing the first motor of the first motor and a second motor fixed to the second the motor housing, the outlet end of the first shroud by the first motor housing and the first delivery tube, the outlet end of the second shroud through said housing and said second motor a second delivery tube.
6.如权利要求1至2之一所述的风扇,其特征在于,所述风扇还包括用于控制所述第一马达和所述第二马达工作的同一个电路装置。 The fan according to one of claim 1, wherein said fan further comprises a circuit means for controlling with the first motor and the second motor work.
7.如权利要求1至2之一所述的风扇,其特征在于,所述风扇还包括具有多个进口和至少一个出口的环形壳体,所述环形壳体限定内部空腔,所述产生装置、所述第一输送管和所述第二输送管都位于所述环形壳体的内部空腔中。 7. The fan according to one of claim 1, wherein said fan further comprises a plurality of annular housing having at least one inlet and outlet, said annular housing defining an internal cavity, said generating It means the first delivery tube and the delivery tube are located inside the second cavity of the annular housing.
8.如权利要求1至2之一所述的风扇,其特征在于,所述喷嘴设置于基座上,所述基座包括基座外壳,所述产生装置、所述第一输送管和所述第二输送管都位于所述基座外壳内。 8. A fan as claimed in one of claim 1 to 2 and the delivery tube of the first claim, characterized in that the nozzle is provided on the base, the base comprising a base housing, said generating means, said second delivery tube located within the base housing.
9.如权利要求8所述的风扇,其特征在于,所述第一马达包括第一转轴,所述第二马达包括第二转轴,所述第一转轴与所述第二转轴大体平行,且所述第一转轴和所述第二转轴与所述基座高度方向的夹角在20°至75°之间。 9. The fan according to claim 8, wherein said first motor comprises a first shaft, said second motor includes a second rotary shaft, said first shaft and said second shaft generally parallel, and the angle between the first shaft and the second shaft height direction between the base and at 20 ° to 75 °.
10.如权利要求8所述的风扇,其特征在于,所述第一叶轮罩和所述第二叶轮罩都包括用于进气的进口,所述第一叶轮罩的进口的进气方向与所述第二叶轮罩的进口的进气方向大致相反。 10. The fan according to claim 8, wherein said first shroud and the second shroud comprise an inlet for intake air, the intake direction of the first inlet shroud and intake direction substantially opposite to the second inlet of the shroud.
CN201310049594.0A 2013-02-07 2013-02-07 Fan CN103982404A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56167897A (en) * 1980-05-28 1981-12-23 Toshiba Corp Fan
GB2452490A (en) * 2007-09-04 2009-03-11 Dyson Technology Ltd Bladeless fan
GB2468319A (en) * 2009-03-04 2010-09-08 Dyson Technology Ltd Fan assembly
CN102817859A (en) * 2012-09-01 2012-12-12 胡国贤 Electric fan with double wind-collecting wind wheels and blade-free air-blowing head
CN102900654A (en) * 2011-07-27 2013-01-30 戴森技术有限公司 Fan assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56167897A (en) * 1980-05-28 1981-12-23 Toshiba Corp Fan
GB2452490A (en) * 2007-09-04 2009-03-11 Dyson Technology Ltd Bladeless fan
GB2468319A (en) * 2009-03-04 2010-09-08 Dyson Technology Ltd Fan assembly
CN102900654A (en) * 2011-07-27 2013-01-30 戴森技术有限公司 Fan assembly
CN102817859A (en) * 2012-09-01 2012-12-12 胡国贤 Electric fan with double wind-collecting wind wheels and blade-free air-blowing head

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