CN201763706U - Non-bladed fan - Google Patents

Non-bladed fan Download PDF

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Publication number
CN201763706U
CN201763706U CN2010205571251U CN201020557125U CN201763706U CN 201763706 U CN201763706 U CN 201763706U CN 2010205571251 U CN2010205571251 U CN 2010205571251U CN 201020557125 U CN201020557125 U CN 201020557125U CN 201763706 U CN201763706 U CN 201763706U
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closed loop
air
base
opening
exhaust port
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CN2010205571251U
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Chinese (zh)
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任文华
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任文华
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Abstract

Provided is a non-bladed fan, which relates to a fan device and comprises a base (1), where a member used for generating high-pressure airflow is arranged, and an air outlet frame (2) with a closed loop, which is disposed on the base. The air outlet frame comprises an interior passage for receiving the high-pressure airflow from the base and an air outlet (3) through which the airflow is ejected. The closed loop of the air outlet frame limits a mouth (4), and the air outside of the fan device is pumped by the airflow ejected from the air outlet through the mouth. The utility model is characterized in that the air outlet frame possesses a plurality of closed loops which limit a multiple mouths; the air outlet is disposed near the loop wall of each mouth in a similar shape. The utility model has advantages of providing airflow of large area and even speed; possessing the effect of beauty.

Description

无叶片风扇 Bladeless fan

技术领域 FIELD

[0001] 本实用新型涉及一种风扇装置。 [0001] The present invention relates to a fan apparatus. 背景技术 Background technique

[0002] 2009年5月6日公开号为CN 101424278A的中国专利申请(申请号: 200810177843. 3)公开了一种用于产生空气流的无叶片风扇,该种风扇装置包括安装在基座上的出风框或喷嘴,所述基座容纳用于产生通过所述出风框的高压气流的构件,所述出风框包括用于接收来自所述基座的高压气流的内部通道和排气口,高压气流通过所述排气口被喷射,具有单一圆形闭合环路的出风框关于轴线基本上正交地延伸来限定开口,所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流抽吸,其中,所述出风框和所述基座各个都具有沿所述轴线方向上的深度,并且其中,所述基座的深度不超过所述出风框深度的两倍。 [0002] May 6, 2009 Publication No. CN 101424278A Chinese patent application (application number: 200810177843.3) discloses a method for producing a bladeless fan air flow, this type of fan unit mounted on a base comprising the wind box or nozzle, for receiving the base of the wind generated by the high pressure gas stream frame member, said frame comprising means for receiving the high pressure air stream from the base of the internal passage and an exhaust port, high pressure air is injected through the exhaust port, having a single circular closed loop of the wind box on an axis extending substantially orthogonally to define an opening, said fan means external air through the opening from the said suction air exhaust port injector, wherein the air outlet frame and the base each have a depth in the direction of the axis, and wherein the base does not exceed the depth of the wind box twice the depth. 该种风扇装置的结构紧凑,能够从风扇的发射输出面以比较均勻的速度产生气流。 This kind of structure of the fan apparatus compact, it is possible to generate a relatively uniform air flow velocity emitted from the output face of the fan.

[0003] 由于该种风扇装置的出风框或喷嘴是一个单一的闭合圆形环路的出风框或喷嘴, 难以大面积地提供均勻的气流。 [0003] Since the wind box or nozzle this kind of fan arrangement is a single circular closed loop wind box or nozzle, it is difficult to provide a large-area uniform gas flow. 当单一的闭合圆形环路的孔径较大、特别是很大时,从出风框的单一闭合圆形环路所限定的开口的中部流出的气流与靠近所述开口的环路壁附近流出的气流的速度相差很大,无法得到大面积的均勻气流。 When a single aperture near a closed circular loop is large, particularly when large, circular closed loop from a single block of an air flow opening defined by the loop with the central outflow opening is close to the wall of the outflow the speed of the airflow varies widely, unable to obtain a uniform air flow a large area. 因此很有必要进行改进,以使使用者在大范围内真正享受到舒适凉爽的效果。 Therefore it is necessary to improve, so that the user really enjoy cool and comfortable in a wide range of effects.

发明内容 SUMMARY

[0004] 本实用新型旨在提供一种改进的风扇装置以克服上述现有技术中的缺陷。 [0004] The present invention aims to provide an improved fan means to overcome the shortcomings of the prior art described above. 本实用新型的目的是提供一种无叶片风扇,该风扇装置在使用过程中能够提供大面积的速度均勻的气流。 The object of the present invention provide a bladeless fan which means during use can provide a large area of ​​uniform velocity gas flow. 本实用新型的进一步的目的使所提供的无叶片风扇具有美观的效果。 The present invention further object of the bladeless fan so provided has aesthetic effect.

[0005] 为了达到上述目的,本实用新型采用的一种技术方案是:用于产生空气流的无叶片风扇,它包括:基座,在所述基座内设置有用于产生高压气流的构件;具有闭合环路的出风框,所述出风框安装在所述基座上,所述出风框包括用于接收来自所述基座的高压气流的内部通道和排气口,高压气流通过所述排气口被喷射,所述出风框的闭合环路限定开口, 所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流抽吸;其特征在于,所述出风框具有多个闭合环路,所述出风框的多个闭合环路限定多个开口,并在靠近每个开口的环路壁上都设置有排气口。 [0005] To achieve the above object, the present invention uses a technical solution is: bladeless fan for generating an air flow, comprising: a base disposed within the base for generating a high-pressure gas flow member; the closed loop having an air box, the air outlet is mounted on the base frame, said frame comprising means for receiving the high pressure air stream from the base of the interior passage and an exhaust port, through the high pressure gas stream the exhaust port is injected, the wind boxes closed loop defining an opening, the outside air through said fan means opening the suction airflow is ejected from the exhaust port; characterized in that said a wind box having a plurality of closed loop, the plurality of wind boxes closed loop defines a plurality of openings, and close to the opening in the wall of each loop is provided with an exhaust port.

[0006] 本实用新型采用的另一种技术方案是:用于产生空气流的无叶片风扇,它包括: 基座,在所述基座内设置有用于产生高压气流的构件;具有闭合环路的出风框,所述出风框安装在所述基座上,所述出风框包括用于接收来自所述基座的高压气流的内部通道和排气口,高压气流通过所述排气口被喷射,所述出风框的闭合环路限定开口,所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流抽吸;其特征在于,所述出风框具有多个闭合环路,所述出风框的多个闭合环路限定多个开口,并且各个开口具有相似的形状。 [0006] The present invention further aspect is that: bladeless fan for generating an air flow, comprising: a base disposed within the base member for generating a high pressure gas stream; closed loop having block out of the wind, the wind is mounted on the base frame, said frame comprising means for receiving the high pressure air stream from the base of the interior passage and an exhaust port, the exhaust gas flow through the high pressure port is injected, the wind boxes closed loop defining an opening, the outside air fan means through said suction port opening by the air flow ejected from the exhaust; wherein, said frame having an air a plurality of closed loop, the plurality of wind boxes closed loop defines a plurality of openings, and each opening has a similar shape. [0007] 所述出风框采用的闭合环路的个数越多,越容易提供大面积的速度均勻的气流。 [0007] The greater the number of the wind box using the closed loop, the more easy to provide a large-area uniform gas flow velocity. 考虑到生产工艺问题,其闭合环路的个数通常在2个至30个之间,即其相应的被所述出风框的多个闭合环路所限定的开口的个数通常在2个至30个之间,优选的开口的个数在2个至10个之间。 Number of openings defined by a plurality of closed loop production process in consideration of the problem, which is usually the closed loop between the number of 2-30, i.e. its respective housing by the wind typically 2 to 30, and the number of openings is preferably between 2-10.

[0008] 特别需要指出,由于所述出风框采用多个闭合环路即多个开口的结构,为了使所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流有效地抽吸,在相邻的两个开口之间的一段公用的环路上需要设置两排排气口,其中的一排排气口靠近其中的一个开口,其中的另一排排气口靠近其中的另一个开口。 [0008] Of particular note, since the wind frame using a plurality of closed loop configuration i.e. a plurality of openings for the external air through said fan means opening the exhaust gas flow is effective from the injection port sucked, the two adjacent rows requires an exhaust port disposed on two common loop section between the openings, wherein the rows of air inlet opening therein near a, wherein the rows of air inlet close to the other wherein the other opening.

[0009] 有利于增强外部的空气通过所述开口被从所述排气口喷射的气流抽吸功能,所述出风框包括靠近所述排气口设置的柯恩达表面。 [0009] help enhance the air outside the airflow through the suction opening function is ejected from the exhaust port, the wind box comprises a Coanda surface close to the exhaust port disposed.

[0010] 关于所述开口的形状,可以是圆形、椭圆形、圆角矩形,也可以是部分环形,还可以是其它形状。 [0010] The shape of the opening may be circular, oval, rounded rectangular, may also be partially annular, or may be other shapes.

[0011 ] 所述排气口,可以是孔形排气口,也可以是缝隙状排气口,还可以是其它形状的排气口,优选的是沿着所述出风框的环路壁设置的基本上连续的缝隙状排气口。 [0011] the exhaust port, the exhaust port may be a hole shape, or may be a slit-shaped exhaust port, the exhaust port may also be other shapes, it is preferable that the wind along the wall of the frame loop disposed substantially continuous slit-like vent.

[0012] 关于术语”高压气流”是指气压高于风扇周围大气压的气流。 [0012] With the term "high pressure air flow" refers to a pressure greater than atmospheric pressure air flow around the fan.

[0013] 关于术语“无叶片”是用来描述气流从扇组件中向前释放或喷出而不需要使用叶片装置。 [0013] the term 'bladeless' is used to describe a gas stream released or ejected from the fan assembly without the use of forward blade means. 通过该定义,无叶片的风扇装置可以被看作是具有没有叶片或翼的输出面或发射区,气流沿大致朝向使用者的方向从中释放或发射出去。 By this definition a bladeless fan device can be seen as having a face or emission output region without blades or wings, airflow in a direction generally toward the user emitted or released therefrom.

[0014] 无叶片风扇可以藉由多种源装置或发生装置提供主要的空气来源来产生高压气流,例如泵、发电机、电机或包含发动机转子和叶轮片等旋转设备的其他流体输送装置。 [0014] bladeless fan may be provided by a variety of primary air source or source means to produce high pressure stream generating means, such as pumps, generators, motors or other fluid engine comprising a rotor and an impeller rotating equipment such as sheet conveying device. 通过电机产生的空气量使得空气气流从房间或风扇装置外的环境中穿过内部通道到达出风框,然后从排气口喷出。 The amount of air produced by a motor so that air flow through the interior passage to block the wind from the environment outside the room or a fan device, and then discharged from the exhaust port. 因此,关于术语“无叶片,,的说明的目的不在于延伸至动力源和零部件等风扇次要功能所需部件,比如电机。风扇次要功能的例子包括照明、调节和风扇的摆动。 Thus, the term 'bladeless ,, purposes of illustration is not necessary that the member extends to the power source and the fan such minor components such as motor. Examples of secondary fan functions include lighting, adjustment and oscillating fan.

[0015] 所述的用于产生高压气流的构件可以包括由电机驱动的叶轮,也可以包括直流无刷电机和混流叶轮。 [0015] An apparatus for producing a high pressure gas stream may include a member of an impeller driven by a motor, a brushless DC motor may include an impeller and mixed.

[0016] 本实用新型具有如下积极效果: [0016] The present invention has the following positive effects:

[0017] 由于本实用新型装置的出风框采用多个闭合环路即多个开口的结构并在每个开口的环路壁上都设置有排气口,从整体上显著提高了风扇装置外部的空气通过开口被从排气口喷射的气流所抽吸的能力,使风扇装置能提供大面积的速度均勻的气流,使使用者能在大范围感受到舒适凉爽的效果;另外,由于各个开口具有相似的形状,很容易组合得到各种形状美观、受人欢迎的风扇装置。 [0017] Since the wind box apparatus of the present invention, i.e. using a plurality of closed loop configuration a plurality of openings and an exhaust port are provided in the wall of each opening of the loop, on the whole significantly improved external fan device air is sucked through the opening of the ability to be injected from the vent gas stream, the speed of the fan means to provide uniform gas flow of a large area, so that the user can feel cool and comfortable in a wide range of effects; Further, since each of the openings have a similar shape, it is easy to obtain a combination of a variety of shapes appearance, popular fan device.

附图说明 BRIEF DESCRIPTION

[0018] 图1是现有技术的无叶片风扇的结构示意图; [0018] FIG. 1 is a schematic view bladeless fan prior art;

[0019] 图2是图1所示的无叶片风扇的出风框的立体示意图; [0019] FIG. 2 is a perspective view of an air box without a fan blade shown in Figure 1;

[0020] 图3是本实用新型的无叶片风扇的示意图; [0020] FIG. 3 of the present invention is a bladeless fan schematic;

[0021] 图4是本实用新型的无叶片风扇的第二个实施例; [0021] FIG. 4 of the present invention is a bladeless fan second embodiment;

[0022] 图5是本实用新型的无叶片风扇的第三个实施例;[0023] 图6展示了本实用新型的无叶片风扇的第四个实施例。 [0022] FIG. 5 is a third embodiment of the present invention bladeless fan; [0023] FIG. 6 shows a fourth embodiment of the present invention bladeless fan. 具体实施方式 Detailed ways

[0024] 图1示出了现有技术的无叶片风扇的结构。 [0024] FIG. 1 shows the structure of the fan blades without the prior art. 风扇装置包括具有闭合圆形环路的出风框2,该出风框2限定开口4。 Fan means comprises a closed circular loop having the wind frame 2, the frame 2 defining an air opening 4. 再参考图2,出风框2包括圆形的内部通道、排气口3和靠近排气口3的柯恩达(Coanda)表面(图中未画出)。 Referring again to FIG. 2, the wind box 2 comprises a circular inner passage, an exhaust port 3 and an exhaust port near the Coanda (Coanda) surface 3 (not shown). 柯恩达表面设置成使得从排气口3离开并被引导流过柯恩达表面的气流通过柯恩达效应被放大,排气口3为环状的缝隙状排气口。 3 is provided so that the Coanda surface and away from the guide gas flow through the Coanda surface is amplified by the Coanda effect, the exhaust port 3 of an annular slot-shaped exhaust port through the exhaust port. 出风框2连接到基座1上并由该基座支撑。 Wind box 1 connected to the base 2 by the support base.

[0025] 很显然,该种风扇装置的出风框是一个单一的闭合圆形环路,关于X轴对称,难以大面积地提供均勻的气流。 [0025] Obviously, this kind of wind box fan means is a single closed circular loops, symmetric about the X-axis, it is difficult to provide a large-area uniform gas flow. 当该闭合圆形环路的孔径较大时,从由出风框的开口4的中部流出的气流与靠近开口4的环路壁附近流出的气流的速度相差很大,无法得到速度均勻的气流。 When the speed of the closed-loop circular aperture larger flow of air out of the loop near the wall 4 from a gas stream flowing from the central air outlet opening 4 and the frame near the opening vary greatly, uniform gas flow rate can not be obtained .

[0026] 图3是本实用新型的无叶片风扇的示意图。 [0026] FIG. 3 is a schematic diagram of the present invention bladeless fan. 从图中可见,本实用新型装置包括: 基座1,在基座内设置有用于产生高压气流的构件;安装在基座1上的出风框2,该出风框2 具有三个闭合环路并在X轴方向有一定的厚度(图中未画出),三个闭合环路限定了三个开口4,各个开口在前方(对着气流喷出来的方向看)的横截面尺寸大于其在后方的横截面尺寸,在靠近每个开口4的环路壁上都设置了一个基本上连续的缝隙状排气口3 ;从图中可以清楚地可见,在位于中间的两段公用的环路上都设置了两排基本上连续的缝隙状排气口,两排排气口分别靠近各自环绕的开口4 ;出风框2具有连续的内部通道和靠近排气口3 的柯恩达表面(图中未画出),柯恩达表面设置成使得从排气口3离开并被引导流过柯恩达表面的气流通过柯恩达效应被放大。 Be seen, the present invention comprises a device from the figure: a base 1 is provided with a means for generating a high pressure gas stream within the base; wind box mounted on the base 1 2, the wind box 2 having a closed three rings Road X-axis direction and has a constant thickness (not shown), three closed loop defines three openings 4, each of the openings in the front (facing the discharge direction of the air flow seen) is larger than the cross-sectional dimension in the cross-sectional dimension of the rear, near each of the openings in the wall of the loop 4 are provided with a substantially continuous slit-like discharge port 3; can be clearly seen from the figure, the common ring located in the middle of the two path are set substantially continuous two rows of slit-like exhaust ports, two rows respectively close to the exhaust port openings are each surrounded by 4; wind box 2 having a continuous inner channel and the Coanda surface close to the exhaust port 3 ( not shown), is arranged such that the Coanda surface 3 and away from the guide gas flow through the Coanda surface is amplified by the Coanda effect from the exhaust port.

[0027] 在一个优选的实施例中,各缝隙状排气口3被设置在靠近相应开口的位于开口后方(对着气流喷出来的方向看)附近的环路壁上。 [0027] In a preferred embodiment, each of the slot-shaped exhaust opening 3 is disposed in a loop near the wall in the vicinity of the opening corresponding to the opening rearward (toward the discharge direction of the air flow seen).

[0028] 该种风扇装置使用时,位于基座1内的产生高压气体的构件运行工作,空气从位于基座1的外壳下部的进口5被抽入,经过升压后送入出风框2的内部通道中,并被排气口3喷出并流出三个开口4,所喷出的气流被引导流过柯恩达表面而放大,来自周围外部环境的空气被卷吸,被喷出的气流和被卷吸的气流结合以产生从出风框2向前射出的总气流。 [0028] When using this type of fan unit, positioned within the base of a high-pressure gas generating member working operation, air from the inlet is located lower housing portion 5 of the base 1 is drawn into through the wind box into the boosted 2 the internal passage, and an exhaust port 3 and flows out three discharge openings 4, the discharged air is directed to flow through the Coanda surface is enlarged, the surrounding air from the outside environment is entrained, to be discharged stream and is entrained in the gas stream to produce a combined total gas flow forwardly emitted from the wind box 2.

[0029] 卷吸和放大的结合使得来自风扇装置的各个开口4的总气流大于从在靠近喷射区域没有诸如柯恩达表面的风扇装置输出的气流。 [0029] The combination of entrainment and amplification such that the total opening of each of the airflow from the fan means 4 is greater than the output apparatus such as a no air flow from a fan of the Coanda surface area near the injection.

[0030] 在本实施例中,由于出风框2采用了三个闭合环路,其三个闭合环路所限定的三个开口4的形状相同,都为环形开口,该种结构从整体上大大提高了风扇装置外部的空气通过开口被从排气口喷射的气流所抽吸的能力,并使流出的大面积气流具有速度均勻的特性,另外,三个开口具有相同的形状,使整个装置具有美观的效果。 [0030] In the present embodiment, since the wind box 2 using three closed loop, which is the same as defined in three closed loop shape of the three openings 4 are annular opening, the whole structure of the kind greatly enhanced the capability of the external fan device for air sucked through the gas flow openings being ejected from the exhaust port, and having a large flow of air out of uniform velocity characteristics. in addition, three openings have the same shape, the whole apparatus having aesthetic effect.

[0031] 图4示出了本实用新型的无叶片风扇的第二个实施例。 [0031] FIG. 4 shows a second embodiment of the present invention bladeless fan. 从图中很容易看出,本实施例包括:基座1,在所述基座内设置有用于产生高压气流的构件;安装在基座1上的出风框2,该出风框具有四个闭合环路,这些环路构成了四个圆角方形开口4,在靠近四个开口的环路壁上都设置有基本上连续的缝隙状排气口。 Readily seen from the figure, the present embodiment includes: a base 1 is provided with a means for generating a high pressure gas stream within the base; wind box mounted on the base 1, 2, the wind box having four a closed loop, which loops constitute the four rounded square openings 4, near the wall of the loop is provided with four openings substantially continuous slot-shaped exhaust port.

[0032] 在一个优选的实施例中,所述的出风框2可以通过一管道与基座1连接。 [0032] In a preferred embodiment, the air outlet may be connected to the frame 2 and the base 1 via a pipe.

[0033] 图5示出了本实用新型的无叶片风扇的第三个实施例。 [0033] FIG. 5 shows a third embodiment of the present invention bladeless fan. 从图中很容易看出,本实施例与图4所示的实施例相似,只是出风框2的四个环路所限定的开口的形状不同,该出风框2的四个环路所限定的开口4为四个圆角扇形的开口。 Readily seen from the figure, the embodiment shown in FIG. 4 embodiment is similar to the present embodiment, but a different shape of the opening of the air box 2 is defined by four loops of the wind box the four loops 2 4 is an opening defined by four openings rounded sector.

[0034] 图6示出了本实用新型的无叶片风扇的又一个实施例。 [0034] FIG. 6 shows yet another of the present invention bladeless fan embodiment. 从图中可以看出,本实施例的出风框2是一个具有九个闭合环路的出风框,每个闭合环路所限定的开口4都为圆形, 在靠近每个开口的环路壁上都设置有缝隙状排气口3。 As can be seen from the figure, the wind box 2 of the present embodiment is a closed loop having nine out of the wind boxes, each closed loop are defined by circular openings 4, each opening adjacent to the ring passage wall is provided with a slit-shaped discharge port 3. 该种出风框其闭合环路多,很容易获得大面积的速度均勻的气流。 The kind of the wind box which multiple closed loop, it is easy to obtain uniform gas flow velocity is large.

[0035] 尽管已经展示和描述了目前认为是优选的本实用新型的实施例,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实用新型的范围。 [0035] 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 appended claims as defined in the present utility model range.

6 6

Claims (10)

  1. 一种用于产生空气流的无叶片风扇,它包括:基座(1),在所述基座内设置有用于产生高压气流的构件;具有闭合环路的出风框(2),所述出风框安装在所述基座上,所述出风框包括用于接收来自所述基座的高压气流的内部通道和排气口(3),高压气流通过所述排气口被喷射,所述出风框的闭合环路限定开口(4),所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流抽吸;其特征在于,所述出风框具有多个闭合环路,所述出风框的多个闭合环路限定多个开口,并在靠近每个开口的环路壁上都设置有排气口。 Bladeless fan for generating an air flow, comprising: a base (1), disposed within the base member for generating a high pressure gas stream; closed loop having an air box (2), the wind box mounted on said base, said frame comprising means for receiving the high pressure air stream from the base of the interior passage and an exhaust port (3), the high pressure gas stream is injected through the exhaust port, the wind box closed loop defining an opening (4), the external fan device suction air stream through the opening to be ejected from said discharge port; wherein, said frame having a plurality of wind a closed loop, the plurality of wind boxes closed loop defines a plurality of openings, and close to the opening in the wall of each loop is provided with an exhaust port.
  2. 2. 一种用于产生空气流的无叶片风扇,它包括:基座(1),在所述基座内设置有用于产生高压气流的构件;具有闭合环路的出风框(2),所述出风框安装在所述基座上,所述出风框包括用于接收来自所述基座的高压气流的内部通道和排气口(3),高压气流通过所述排气口被喷射,所述出风框的闭合环路限定开口(4),所述风扇装置外部的空气通过所述开口被从所述排气口喷射的气流抽吸;其特征在于,所述出风框具有多个闭合环路,所述出风框的多个闭合环路限定多个开口,并且各个开口具有相似的形状。 A bladeless fan for generating an air flow, comprising: a base (1), means is provided for generating a high pressure gas stream within said base; closed loop having an air box (2), the wind box mounted on said base, said frame comprising means for receiving the high pressure air stream from the base of the interior passage and an exhaust port (3), a high pressure gas stream through the exhaust port is injection, the wind boxes closed loop defining an opening (4), external to said fan means through said air suction opening the air flow is ejected from the exhaust port; characterized in that said wind box a plurality of closed loop having a plurality of closed loop, said frame defining a plurality of air outlet openings, and each opening has a similar shape.
  3. 3.如权利要求1所述的无叶片风扇,其特征在于,由所述出风框的多个闭合环路所限定的各个开口具有相似的形状。 Bladeless fan according to claim 1, wherein each of said air outlet opening of the frame defined by a plurality of closed loop having a similar shape.
  4. 4.如权利要求1至3之一所述的无叶片风扇,其特征在于,由所述出风框的多个闭合环路所限定的开口的个数为2个至30个。 4. A bladeless fan according to claims 1 to 3, wherein the number of openings by a plurality of wind boxes closed loop is defined as 2-30.
  5. 5.如权利要求1至3之一所述的无叶片风扇,其特征在于,所述排气口为缝隙状排气□。 5. The bladeless fan according to claims 1 to 3, wherein the exhaust port is slot-shaped exhaust □.
  6. 6.如权利要求1至3之一所述的无叶片风扇,其特征在于,所述开口的形状为圆形。 Bladeless fan 1 according to one of claim 3, wherein the shape of the opening is circular.
  7. 7.如权利要求1至3之一所述的无叶片风扇,其特征在于,所述开口的形状为圆角矩形。 7. The bladeless fan according to claims 1 to 3, wherein the shape of the opening is rounded rectangle.
  8. 8.如权利要求1至3之一所述的无叶片风扇,其特征在于,用于产生高压气流的构件包括由电机驱动的叶轮。 Bladeless fan of claim 1 to 3 as claimed in claim 8, wherein the means for generating a high pressure gas stream comprising an impeller driven by a motor.
  9. 9.如权利要求1至3之一所述的无叶片风扇,其特征在于,所述排气口是沿着所述出风框的闭合环路壁设置的基本上连续的缝隙状排气口。 9. The bladeless fan according to claims 1 to 3, wherein said vent is a substantially continuous along the slit-like discharge port of the closed loop air box wall disposed .
  10. 10.如权利要求1至3之一所述的无叶片风扇,其特征在于,所述出风框包括靠近所述排气口设置的柯恩达表面,所述排气口是沿着所述出风框的闭合环路壁设置的基本上连续的缝隙状排气口。 10. The bladeless fan according to claims 1 to 3, wherein said frame comprises a wind near the exhaust port disposed Coanda surface, along the said exhaust port wind boxes closed loop wall is provided in a substantially continuous slit-shaped vent.
CN2010205571251U 2010-09-18 2010-09-18 Non-bladed fan CN201763706U (en)

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