CN105288808B - Ventilator - Google Patents

Ventilator Download PDF

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Publication number
CN105288808B
CN105288808B CN201510846430.XA CN201510846430A CN105288808B CN 105288808 B CN105288808 B CN 105288808B CN 201510846430 A CN201510846430 A CN 201510846430A CN 105288808 B CN105288808 B CN 105288808B
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housing
fan
outer
provided
gas
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CN201510846430.XA
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Chinese (zh)
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CN105288808A (en
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李伟
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吉林省沃鸿医疗器械制造有限公司
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Abstract

本发明涉及医疗器械技术领域,尤其是涉及一种呼吸机。 Technical Field The present invention relates to medical devices, more particularly to a ventilator. 该呼吸机,包括风机舱和风机,所述风机舱包括第一壳体和第二壳体,所述第一壳体外套于所述第二壳体;所述风机位于所述第二壳体内,且与所述第二壳体固定连接;所述第一壳体与所述第二壳体之间设置有减震装置,和/或所述第二壳体与所述风机之间设置有减震装置。 The ventilator, comprising a nacelle and a wind turbine, a nacelle comprising a wind said first and second housings, the first housing to the second outer housing; the second fan positioned within said housing and fixedly connected with said second housing; provided between the first housing and the second housing is provided between the damping means and / or said housing and said second fan has damping means. 本发明的目的在于提供一种呼吸机,以解决现有技术中存在的噪音较大的技术问题。 Object of the present invention is to provide a ventilator in order to solve the problems of the prior art a large noise present art.

Description

呼吸机 Ventilator

技术领域 FIELD

[0001] 本发明涉及医疗器械技术领域,尤其是涉及一种呼吸机。 [0001] The present invention relates to the technical field of medical devices, particularly to a ventilator.

背景技术 Background technique

[0002] 在现代临床医学中,呼吸机作为一项能人工替代自主通气功能的有效手段,已普遍用于各种原因所致的呼吸衰竭、大手术期间的麻醉呼吸管理、呼吸支持治疗和急救复苏中,在现代医学领域内占有十分重要的位置。 [0002] In modern clinical medicine, artificial breathing machine as an energy substitute for an effective means of self-ventilation function, it has been widely used for a variety of reasons due to respiratory failure, respiratory management during major surgery anesthesia, respiratory therapy and emergency support recovery, occupies a very important position in the field of modern medicine. 呼吸机是一种能够起到预防和治疗呼吸衰竭, 减少并发症,挽救及延长病人生命的至关重要的医疗设备。 Ventilator is a way to play the prevention and treatment of respiratory failure, reduce complications, save and prolong the patient's life critical medical equipment.

[0003] 然而现有的呼吸机由于其内采用高速风机,导致在使用过程中的噪音较大,影响病人休息,进而影响病人康复。 [0003] However, the conventional ventilator fan due to the high-speed, cause noise during use is large, the influence patient rest, thereby affecting the rehabilitation of patients.

发明内容 SUMMARY

[0004] 本发明的目的在于提供一种呼吸机,以解决现有技术中存在的噪音较大的技术问题。 [0004] The object of the present invention is to provide a ventilator in order to solve the problems of the prior art a large noise present art.

[0005] 本发明提供了一种呼吸机,包括风机舱和风机,所述风机舱包括第一壳体和第二壳体,所述第一壳体外套于所述第二壳体; [0005] The present invention provides a ventilator, comprising a nacelle and a wind turbine, a nacelle comprising a wind said first and second housings, the first housing to the second outer housing;

[0006] 所述风机位于所述第二壳体内,且与所述第二壳体固定连接; [0006] The fan located within the second housing, and fixedly connected to the second housing;

[0007] 所述第一壳体与所述第二壳体之间设置有减震装置,和/或所述第二壳体与所述风机之间设置有减震装置。 [0007] disposed between said first housing and the second housing is provided with a damper means between the damper means, and / or the second housing and the fan.

[0008] 进一步地,所述减震装置为减震棉或者减震胶垫。 [0008] Further, the damping device is a damping or cushioning cotton pads.

[0009] 进一步地,所述减震装置为减震隔音滤棉。 [0009] Further, the damping device is a damping acoustic filter cotton.

[0010] 进一步地,所述第一壳体包括第一上壳体和第一下壳体,所述第一上壳体和所述第一下壳体通过卡扣扣合连接。 [0010] Further, the first housing includes a first upper and a first lower housing shell, the first upper and the first lower housing shell by a snap-fit ​​connection buttoned.

[0011] 进一步地,所述呼吸机还包括水箱,所述水箱与所述第一壳体固定连接;所述水箱底部固设有电子加热板;所述电子加热板用于加热所述水箱内的液体; [0011] Preferably, the ventilator further comprises a water tank and is fixedly connected to the first housing; the bottom of the tank is provided with solid electrical heating plate; said electronic heating plate for heating the water tank liquid;

[0012] 所述呼吸机包括输入口和输出口;所述风机用于驱使气体沿所述输入口朝向所述输出口的方向流动; [0012] The ventilator comprises an input port and an output port; a fan for propelling the gas along the input direction toward the outlet port of the flow;

[0013] 所述风机输出的所述气体流经所述水箱的液面表层,朝向所述输出口的方向流动; [0013] The fan output level of the gas flowing through the surface of the tank, the flow direction of said output port;

[0014] 所述呼吸机还包括过滤装置,所述过滤装置靠近所述输入口;所述过滤装置包括空气滤膜和/或精细滤膜。 [0014] The ventilator further includes a filter means, said filter means adjacent said inlet; said filter means comprises an air filter and / or fine filter.

[0015] 进一步地,所述第二壳体内设置有外舱和内舱,所述内舱位于所述外舱内部; [0015] Further, the inner housing is provided with a second inner casing and the outer casing, the interior space in the outer compartment of the inner;

[0016] 所述外舱与所述内舱之间设置有外舱进风口,所述外舱还设置有外舱出风口; [0016] The outer casing is provided with an air inlet between the inner casing and the outer casing, the outer casing is provided with a further outer casing outlet;

[0017] 所述外舱内固设有多个分流片;所述多个分流片靠近所述外舱出风口; [0017] The outer compartment is provided with a plurality of fixing the splitter; a plurality of splitter plate adjacent the outlet of the outer casing;

[0018] 所述多个分流片沿气体流动的截面方向间隔设置,且沿气体流动方向延伸; [0018] The plurality of splitter plate disposed in spaced-sectional direction of gas flow, the gas flow direction and extend;

[0019] 所述内舱用于固定风机,所述风机用于使该风机内气体从所述外舱进风口流经所述多个分流片,流向所述外舱出风口。 [0019] The inner casing for fixing the fan, the blower fan for the inner gas chamber from said inlet through said outer plurality of the splitter, the outer flow chamber outlet.

[0020] 进一步地,相邻所述分流片之间的分流片距相等;所述分流片的长度与所述分流片距的比值大于10,所述分流片距范围为1.5mm-2.5mm。 [0020] Further, the shunt adjacent the splitter equal distance between the sheets; the length of the splitter from the shunt plate 10 is greater than the ratio of the splitter plate is a range from 1.5mm-2.5mm.

[0021] 进一步地,所述外舱固设有压力传感器孔和流量传感器孔;沿所述气体流动方向, 靠近所述多个分流片的两端分别设有所述流量传感器孔;所述多个分流片与所述外舱出风口之间设有所述压力传感器孔; [0021] Further, the solid outer casing provided with a pressure sensor and a flow sensor bore hole; along the gas flow direction, close to both ends of the plurality of split pieces are respectively provided with the flow sensor aperture; said plurality a splitter sheet and the outer compartment is provided with an aperture between the outlet of the pressure sensor;

[0022] 所述压力传感器孔用于连通压力传感器;所述流量传感器孔用于连通流量传感器。 [0022] The hole for communicating said pressure sensor a pressure sensor; the flow sensor hole for communicating the flow sensor.

[0023] 进一步地,所述风机包括风机壳体、叶轮和电机;所述风机壳体上设置有风机进风口和风机出风口; [0023] Further, the blower fan includes a housing, an impeller and a motor; the fan housing is provided with a blower fan inlet and outlet;

[0024] 所述叶轮位于所述风机壳体的内部,且靠近所述风机进风口; [0024] The impeller is located inside the blower housing and adjacent to the blower inlet;

[0025] 所述电机的输出轴驱动连接所述叶轮,以使所述气体沿所述风机进风口朝向所述风机出风口的方向流动; [0025] The output shaft of the motor driving the impeller is connected to said gas inlet in the blower fan toward said outlet flow direction;

[0026] 所述风机壳体的内部用于容纳气体的空间为壳内气体流动空间;所述壳内气体流动空间的体积与所述叶轮的体积的比值范围是15-30。 [0026] The fan housing interior space for accommodating gas is a gas flow space of the shell; volume ratio in the range of the volume of the impeller housing is a gas flow space 15-30.

[0027] 进一步地,所述风机进风口沿所述叶轮的轴向设置;所述风机出风口沿所述叶轮的径向设置; [0027] Further, the inlet rim of the fan wheel axially disposed; said wind blower rim disposed radially of the impeller;

[0028] 所述风机进风口处设置有导流件,所述导流件与所述风机壳体的外表面固定连接;所述导流件沿所述电机的输出轴的轴向呈螺旋线状。 [0028] The air inlet of the fan is provided with a guide member, an outer surface of said guide member and fixedly connected to the fan housing; said guide member axially along the output shaft of the motor is spirally line.

[0029] 本发明提供的呼吸机,通过将风机舱设置为内外两层壳体,即第一壳体和第二壳体,以及第一壳体与第二壳体之间设置有减震装置和/或第二壳体与风机之间设置有减震装置,以减少高速旋转的风机的震动和其产生的噪音,从而降低呼吸机使用过程产生的噪音,减少了呼吸机在使用时对病人的影响。 [0029] The present invention provides a ventilator, set by the wind nacelle housing outer and inner layers, i.e., the damper means provided between the first and second housings, and the first and second housings and means between the shock-absorbing / or the second housing is provided with a fan, the fan rotates at high speed in order to reduce vibration and noise it generates, thereby reducing the noise generated during the use of the ventilator, the ventilator is reduced when using the patient Impact.

附图说明 BRIEF DESCRIPTION

[0030] 为了更清楚地说明本发明具体实施方式或现有技术中的技术方案,下面将对具体实施方式或现有技术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发明的一些实施方式,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。 [0030] In order to more clearly illustrate the accompanying drawings specific embodiments of the present invention or the prior art technical solution, or the following specific embodiments will be described in the prior art are required simply introduced hereinafter, described below the drawings are in some embodiments of the present invention, those of ordinary skill in the art is concerned, without creative efforts, can obtain other drawings based on these drawings.

[0031] 图1为本发明实施例一提供的呼吸机的主视图; [0031] Figure 1 provides a front view of the embodiment of the invention the ventilator;

[0032] 图2为图1所示的呼吸机的剖视图; [0032] FIG. 2 is a cross-sectional view of the ventilator shown in Figure 1;

[0033] 图3为本发明实施例二提供的呼吸机的第二壳体的立体结构示意图; [0033] Fig 3 a schematic perspective view of the second housing structure according to a second embodiment of the ventilator of the present invention;

[0034] 图4为本发明实施例二提供的呼吸机的第二壳体的主视图; [0034] FIG. 4 is a front view of the second housing of the ventilator according to the second embodiment of the invention;

[0035] 图5为图4所示的第二壳体的沿AA方向的剖视图; [0035] FIG. 5 is a sectional view along the AA direction of the second housing shown in FIG 4;

[0036] 图6为图4所示的第二壳体的沿BB方向的剖视图; [0036] FIG. 6 is a sectional view taken along the BB direction of the second housing shown in FIG 4;

[0037] 图7为图4所示的第二壳体的沿CC方向的剖视图; [0037] FIG. 7 is a cross-sectional view taken along direction CC of the second housing shown in Figure 4;

[0038] 图8为图4所示的第二壳体的沿DD方向的剖视图; [0038] FIG. 8 is a cross-sectional view taken along the DD direction of the second housing shown in FIG 4;

[0039] 图9为图4所示的第二壳体的沿EE方向的剖视图; [0039] FIG. 9 is a sectional view taken along the direction of the second housing EE shown in Figure 4;

[0040] 图10为本发明实施例三提供的呼吸机的风机的主视图; [0040] FIG. 10 is a front view according to a third embodiment of a ventilator fan of the present invention;

[0041] 图11为本发明实施例三提供的呼吸机的风机的俯视图; [0041] FIG. 11 is a plan view of the fan of the ventilator according to a third embodiment of the present invention;

[0042] 图12为本发明实施例提供的呼吸机的风机的风机上壳体的主视图; [0042] Figure 12 provides a front view of the embodiment of the ventilator blower fan casing embodiment of the invention;

[0043] 图13为图12所示的风机上壳体的俯视图; [0043] FIG. 13 is a top plan view of the housing of the fan shown in FIG 12;

[0044] 图14为本发明实施例提供的呼吸机的风机的风机下壳体的主视图; [0044] FIG. 14 provided by the embodiment of the present invention is the ventilator fan front view of the fan housing;

[0045] 图15为图14所示的风机下壳体的俯视图; [0045] FIG. 15 is a plan view of the fan housing shown in FIG 14;

[0046] 图16为本发明实施例提供的呼吸机的风机的叶轮的主视图; [0046] FIG. 16 is a front view of the impeller fan provided in the ventilator embodiment of the invention;

[0047] 图17为图16所示的叶轮的俯视图。 [0047] FIG 17 is a top plan view of the impeller 16 shown in FIG.

[0048] 附图标记: [0048] The reference numerals:

[0049] 201-风机舱; 202-风机; 203-第一壳体; [0049] The blower compartment 201-; 202- fan; 203- a first housing;

[0050] 2031-第一上壳体; 2032-第一下壳体; [0050] The first upper housing 2031-; 2032- a first lower housing;

[0051] 204-第二壳体; 205-水箱; 206-输入口; [0051] The second housing 204-; 205- tank; 206- input port;

[0052] 207-输出口; 208-过滤装置; [0052] 207- outlet; 208- filter means;

[0053] 101-外舱; 1011-外舱进风口; [0053] The outer casing 101; 1011- outer casing inlet;

[0054] 1012-外舱出风口; 1013-外舱风道; 1014-扩压腔; [0054] 1012- outer casing outlet; 1013- outer casing duct; 1014- diffuser cavity;

[0055] 102-内舱; 103-分流片; 104-导风板; [0055] 102- inner casing; 103- the splitter; 104- air guide plate;

[0056] 105-压力传感器孔;106-流量传感器孔; [0056] 105- pressure sensor port; 106- flow sensor hole;

[0057] 1-风机壳体; 11-壳内气体流动空间;12-定位柱; [0057] 1- blower housing; 11- shell a gas flow space; 12- positioning post;

[0058] 13-防震定位凸出棱;14-风机上壳体; 141-凹槽; [0058] 13- shockproof positioning convex rib; 14- upper blower housing; 141- recess;

[0059] 15-风机下壳体; 2-叶轮; 21-底盘; [0059] 15 the lower fan housing; 2- impeller; chassis 21;

[0060] 22-叶片; 3-电机; 4-风机进风口; [0060] 22- blades; 3- motor; 4- fan inlet;

[0061] 5-风机出风口; 6-导流件7-卡扣。 [0061] 5- blower outlet; 6- 7- snap guide member.

具体实施方式 Detailed ways

[0062] 下面将结合附图对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。 [0062] The following with reference to the aspect of the present invention are clearly and completely described, obviously, the described embodiments are part of the embodiments of the present invention rather than all embodiments. 基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。 Based on the embodiments of the present invention, all other embodiments of ordinary skill in the art without any creative effort shall fall within the scope of the present invention.

[0063] 在本发明的描述中,需要说明的是,术语“中心”、“上”、“下”、“左”、“右”、“竖直”、 “水平”、“内”、“外”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发明和简化描述,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发明的限制。 [0063] In the description of the present invention, it is noted that the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", " indicating the orientation or positional relationship of an outer "as the location or position based on the relationship shown in the drawings, for convenience of description only and the present invention is to simplify the description, but does not indicate or imply that the device or element referred to must have a particular orientation to construction and operation of a particular orientation, and can not be construed as limiting the present invention. 此外,术语“第一”、“第二”、 “第三”仅用于描述目的,而不能理解为指示或暗示相对重要性。 In addition, the terms "first," "second," "third," for illustrative purposes only, and should not be understood to indicate or imply relative importance.

[0064] 在本发明的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;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。 [0064] In the description of the present invention, it is noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected to", "connected" are to be broadly understood, for example, may be a fixed connection, may be a detachable connection, or integrally connected; may be a mechanical connector may be electrically connected; may be directly connected, can also be connected indirectly through intervening structures, it may be in communication the interior of the two elements. 对于本领域的普通技术人员而言,可以具体情况理解上述术语在本发明中的具体含义。 Those of ordinary skill in the art, be appreciated that the specific circumstances of the specific meanings in the present invention.

[0065] 实施例一 [0065] Example a

[0066] 参见图1、图2所不,本实施例提供了一种呼吸机;图1为本发明实施例提供的呼吸机的主视图,图2为图1所示的呼吸机的剖视图,其中,图1中用虚线示出风机舱。 [0066] Referring to FIG. 1, FIG. 2 does not, the present embodiment provides a ventilator; FIG. 1 of the present invention provides a front view of the embodiment of the ventilator, FIG. 2 is a cross-sectional view of the ventilator shown in Figure 1, wherein a dashed line in FIG. 1 with a nacelle wind.

[0067] 参见图1、图2所示,本实施例提供的呼吸机,包括风机舱201和风机202,风机舱201 包括第一壳体203和第二壳体204,第一壳体203外套于第二壳体204。 [0067] Referring to Figure 1, shown, provided in this embodiment of the ventilator of FIG. 2, comprises a nacelle 201 and the wind turbine 202, wind nacelle 201 housing 203 includes a first and a second housing 204, a first outer housing 203 the second housing 204.

[0068] 风机202位于第二壳体204内,且与第二壳体204固定连接。 [0068] The fan 202 located within the second housing 204, and is connected to the second housing 204 is fixed.

[0069] 第一壳体203与第二壳体204之间设置有减震装置(图中未示出),和/或第二壳体204与风机202之间设置有减震装置。 [0069] 204 disposed between the first housing and the second housing 203 with a damping device (not shown), and / or the second damping device is provided with a housing 204 and fan 202.. 可选的,第一壳体203与第二壳体204之间设置有减震装置,或者,第二壳体204与风机202之间设置有减震装置,或者,第一壳体203与第二壳体204之间设置有减震装置以及第二壳体204与风机202之间设置有减震装置。 Alternatively, the first housing 203 is provided between the housing 204 and the second shock-absorbing means or damping means are provided between the fan 204 and the second housing 202, or the first and the second housing 203 and a damping device is provided with a damper means 202 is provided between the housing 204 and a second fan housing 204 between the two.

[0070] 本实施例中所述呼吸机通过将风机舱201设置为内外两层壳体,S卩第一壳体203和第二壳体204,以及第一壳体203与第二壳体204之间设置有减震装置和/或第二壳体204与风机202之间设置有减震装置,以减少高速旋转的风机202的震动和其产生的噪音,从而降低呼吸机使用过程产生的噪音,减少了呼吸机在使用时对病人的影响。 [0070] In the present embodiment, the ventilator 201 is provided by the wind to the inner and outer layers nacelle housing 204, a first housing and a first S Jie housing 203 and the second housing 203 and second housing 204 with a damping device is provided between and / or damping device is provided between the second housing 204 and the fan 202, the fan rotates at high speed to reduce the vibration and noise which produces 202, thereby reducing the noise generated during the use of the ventilator , reducing the impact on the patient's breathing machine when in use.

[0071] 其中,减震装置为减震棉或者减震胶垫。 [0071] wherein the damping device is a damping or cushioning cotton pads. 通过减震棉或者减震胶垫以消除或者减缓风机202震动,从而降低呼吸机使用过程产生的噪音。 Cotton pads via the damper or the damper 202 to eliminate or mitigate fan vibration, thereby reducing the noise generated during the use of the ventilator.

[0072] 优选地,减震装置为减震隔音滤棉,减震隔音滤棉采用电波形状,以便在减震的同时还可以隔音,进一步降低了风机202的噪音。 [0072] Preferably, the damping means is a noise damping filter cotton, cotton damping using acoustic wave filter shape, so that also at the same time damping noise, the fan noise is further reduced to 202. 优选地,第一壳体203与第二壳体204之间、以及第二壳体204与风机202之间均设置有减震隔音滤棉。 Preferably, the housing 203 between the first and the second housing 204, and a second housing 204 provided with a damper and fan noise filter 202 between the cotton. 该减震隔音滤棉可使呼吸机在整体压力低于10cmH20-20cmH20,流量约140L/min的情况下,使噪声由30DB降为27DB。 The sound damping filter floss can below the total pressure in the ventilator 10cmH20-20cmH20, the case where the flow rate of about 140L / min, so that the noise reduced 30DB 27DB.

[0073] 本实施例的可选方案中,第一壳体203包括第一上壳体2031和第一下壳体2032,第一上壳体2031和第一下壳体2032通过卡扣扣合连接。 [0073] The alternative embodiment according to the present embodiment, the first upper casing 203 includes a first housing 2031 and a first lower case 2032, upper case 2031 and a first lower first housing 2032 by snap engagement buttoned connection. 采用卡扣式连接方式安装第一上壳体2031和第一下壳体2032,避免了采用螺钉连接因拧螺钉用力太猛而使连接处开裂、拧螺钉过轻而导致密封不严;还便于批量生产时的安装,简化了安装工艺,可使大多数工人很快学会并安装出符合标准的产品;使各方面出现的误差降到极低;从而使第一壳体203、第二壳体204、第一壳体203与第二壳体204之间的减震隔音滤棉等减震装置配合更优,进而降低呼吸机的震动感。 Using snap-on connector is mounted on the first housing 2031 and a first lower housing 2032, due to avoid the use of a screw connection screw screwed connections too much force the crack, leading to tighten the screws too light Mifengbuyan; also facilitate mounted in mass production, simplifying the mounting process, most workers can quickly learn and install a standard product; that the error appears in all aspects to very low; such that a first housing 203, second housing 204, sound damping filter floss between the first housing 203 and second housing 204, and more preferably with damping means, thereby reducing the vibration sense of the ventilator.

[0074] 本实施例的可选方案中,所述呼吸机还包括水箱205,水箱205与第一壳体203固定连接;水箱205底部固设有电子加热板(属于现有技术,图中未示出),电子加热板用于加热水箱205内的液体,以提升液体的温度。 [0074] The alternative embodiment of the present embodiment, the ventilator further includes a water tank 205, water tank 205 is fixedly connected with the first housing 203; bottom of the tank 205 is provided with solid electrical heating plate (belonging to the prior art, not in FIG. shown), electric heating plate for heating the liquid within the tank 205 to raise the temperature of the liquid.

[0075] 呼吸机包括输入口206和输出口207;风机202用于驱使气体沿输入口206朝向输出口207的方向流动。 [0075] The ventilator 206 includes an input port and the output port 207; along the direction of the gas inlet 206 toward the outlet 207 of the fan 202 for driving the flow.

[0076] 风机202输出的气体流经水箱205的液面表层,朝向输出口207的方向流动;水箱205内的液体经电子加热板加热后,液面表层形成具有一定温度的蒸汽,风机202输出的气体与该蒸汽交换之后,可提升气体的温度和湿度,从而使呼吸机输出符合人体需求的、具有温度和湿度的气体,减少了干燥、温度较低的气体对病人的不适感。 Level surface [0076] of gas through the water tank 202 outputs a blower 205, a direction toward the output port 207 of the flow; the liquid in the tank 205 is heated by the electrical heating plate, steam has a level surface to form a certain temperature, the output of the fan 202 after the gas and vapor exchange can raise the temperature and humidity of the gas, so that the output of the ventilator ergonomic requirements, a gas having a temperature and humidity, reducing the drying gas temperature lower sense of discomfort for the patient. 该液体通常为水,也可以根据需要使该液体为其他溶液,以满足不同病人的需求。 The liquid usually is water, the liquid may be made for other solutions to meet the needs of different patients as desired.

[0077] 呼吸机还包括过滤装置208,过滤装置208靠近输入口206,以便过滤输入口206的气体;过滤装置208包括空气滤膜和/或精细滤膜。 [0077] The ventilator further includes a filter means 208, the filter device 208 near the inlet port 206, gas port 206 to the input filter; a filter means 208 comprises an air filter and / or fine filter. 优选地,过滤装置208包括空气滤膜和精细滤膜,通过上述的过滤设计,以便保证呼吸机的空气过滤尘量达97%。 Preferably, the filter means 208 comprises an air filter and a fine filter, through said filter design, in order to ensure air ventilator filter dust amounted to 97%.

[0078] 实施例二 [0078] Second Embodiment

[0079] 实施例二提供了一种呼吸机,该实施例是在实施例一的基础上对呼吸机的第二壳体改进后的另一技术方案,实施例一所公开的呼吸机的技术特征也适用于该实施例,实施例一已公开的呼吸机的技术特征不再重复描述。 [0079] The second embodiment provides a ventilator, this embodiment is a technique based on the first embodiment of another aspect of the improved second ventilator housing, one embodiment of the disclosed ventilator wherein also apply to this embodiment, the technical features of a ventilator disclosed embodiments not be repeated.

[0080] 参见图3-图9所示,图3为本发明实施例提供的第二壳体的立体结构示意图,图4为本发明实施例提供的第二壳体的主视图;为了更加清楚的显示结构,图3、图4仅示出了第二壳体的主要结构,第二壳体的上盖未在图中显示;图5-图9为图4所示的第二壳体的剖视图, 其中,图5为沿AA方向的剖视图,图6为沿BB方向的剖视图,图7为沿CC方向的剖视图,图8 为沿DD方向的剖视图,图9为沿EE方向的剖视图;其中,图8、图9用虚线将外舱出风口与扩压腔划分。 [0080] Referring to FIG. 3 to FIG. 9, FIG. 3 is a schematic perspective view of the structure of the second housing according to an embodiment of the present invention, FIG. 4 is a front view of the second housing according to an embodiment of the present invention; for greater clarity display configuration, FIG. 3, FIG. 4 shows only the main structure of the second housing, a second housing cover is not shown in the drawings; 5-9 a second housing shown in FIG. 4 section view, FIG. 5 is a sectional view taken along line AA, FIG. 6 is a sectional view taken along the BB direction, FIG. 7 is a cross-sectional view taken along the CC direction, FIG. 8 is a sectional view taken along the DD direction, FIG. 9 is a sectional view taken along the EE direction; wherein , FIG. 8, FIG. 9 by dotted lines the outer chamber and the diffuser outlet chamber divided.

[0081] 参见图3-图9所示,本实施例提供的呼吸机,第二壳体内设置有外舱101和内舱102,内舱102位于外舱101内部。 [0081] Referring shown in FIG. 3 to FIG. 9, the present embodiment provides a ventilator embodiment, tank 101 is provided with an outer and inner casing 102, the inner casing 102 positioned inside the outer chamber 101 within the second housing.

[0082] 外舱101与内舱102之间设置有外舱进风口1011,外舱101还设置有外舱出风口1012〇 [0082] The outer casing 101 between inner casing 102 and outer casing provided with a air inlet 1011, the outer casing 101 is also provided with an outer chamber outlet 1012〇

[0083] 外舱101内固设有多个分流片103;多个分流片103靠近外舱出风口1012。 The [0083] outer casing 101 is provided with a plurality of fixing the splitter 103; a plurality of splitter plate 103 near the air outlet 1012 of the outer casing.

[0084] 多个分流片103沿气体流动的截面方向间隔设置,且沿气体流动方向延伸。 [0084] 103 plurality of cross-sectional direction of the gas flow diversion plate spaced and extending along the gas flow direction.

[0085] 内舱102用于固定风机,风机用于使风机内气体从外舱进风口1011流经多个分流片103,流向外舱出风口1012。 [0085] The inner casing 102 for fixing the fan, the blower fan for the gas from the outer chamber 103 flows through a plurality of air inlet 1011 the splitter, the flow of the air outlet 1012 of the outer casing.

[0086] 本实施例中所述第二壳体通过在靠近外舱出风口1012处设置多个分流片103,以便将分流片103所处的气体流动通道分为多个通道,增加了流动气体的摩擦面积,大幅减少了单一气体流动通道的中心气流流速较快、靠近气体流动通道边缘的气流流速较慢的问题,使输出气体在气体流动通道内分布更加均匀,进而使流经分流片103的气体沿气体流动的截面方向的流速更加均匀,进而提高了呼吸机对输出气体的压力值和流量值的检测的精确度。 [0086] In this embodiment the second housing 103 by a plurality of split pieces of the outer casing is provided near the air outlet 1012, the splitter 103 is located to the gas flow passage into a plurality of channels, increasing the flow of gas the friction area, significantly reducing the flow rate of a single center flow faster gas flow channel, the flow channel edge near the gas stream velocity slower problem, the output more uniform gas distribution within the gas flow passage, thereby enabling the sheet through the shunt 103 the flow rate of the gas along the cross-sectional direction of the gas flow more uniform, thereby improving the accuracy of detection of flow rate values ​​and pressure values ​​of the ventilator output gas.

[0087] 进一步地,相邻分流片103之间的分流片距相等;分流片103的长度与分流片距的比值大于10,该比值进一步提高了流经分流片103的气体沿气体流动的截面方向的流速的均匀度,以使呼吸机对输出气体的压力值和流量值的检测的精确度更高;优选地,分流片距范围为1.5mm-2.5mm,该分流片距可令气体与分流片103达到最佳值,一方面避免了分流片距的距离太小而增加通过分流片103的气流的阻力,进而影响对输出气体的压力值和流量值的检测的精确度,另一方面也避免了分流片距的距离太大而不能达到通过分流片103相对均匀的分配输出气流,进而影响对输出气体的压力值和流量值的检测的精确度。 [0087] Further, between the adjacent split pieces from the splitter 103 is equal; and the length of the splitter 103 from the splitter ratio of greater than 10, this ratio is further improved sheet cross-section through the shunt gas flowing along the gas 103 uniformity of flow direction, so that the ventilator higher accuracy of detection of output gas pressure value and flow value; preferably, the splitter range from 1.5mm-2.5mm, which can make the splitter from the gas the splitter 103 reaches the optimum value, on the one hand to avoid too small a distance from the splitter to increase resistance to gas flow through the splitter 103, and thus the accuracy of the influence on the output values ​​of the gas pressure and flow values ​​detected, on the other hand also it avoids the splitter distance by a distance too large to be the splitter 103 outputs a relatively uniform distribution of gas flow, and thus influence on the detection accuracy of the pressure and the flow rate value of the output value of the gas.

[0088] 优选地,分流片103的长度与分流片距的比值范围为10-20。 [0088] Preferably, the length of the splitter plate 103 from splitter ratio in the range of 10-20. 以进一步优化、提高流经分流片103的气体沿气体流动的截面方向的流速的均匀度,以使呼吸机对输出气体的压力值和流量值的检测的精确度。 To further optimize, improve the uniformity of the flow rate cross-sectional direction of the sheet through the shunt gas flowing along the gas 103, so that the detection accuracy of the output pressure of the ventilator and the value of gas flow rate value.

[0089] 分流片103的数量例如可以为两个、三个、四个、六个、八个等等;本实施例的可选方案中,分流片103的数量为三个,以便将分流片103所处的气体流动通道分为四个通道。 [0089] The number of the splitter 103 may be, for example, two, three, four, six, eight and the like; an alternative embodiment of the present embodiment, the number of the splitter 103 is three, so that the splitter in which the gas flow passage 103 into four channels.

[0090] 本实施例的可选方案中,外舱101包括外舱风道1013,外舱风道1013的两端分别设置外舱进风口1011和外舱出风口1012;多个分流片103固设在外舱风道1013内,也即分流片103将分流片103所处的外舱风道1013分为多个通道;外舱风道1013呈螺旋线状,以使气体螺旋的排出外舱出风口1012,以使气体的流出路径没有大角度的拐弯,不会产生局部涡流, 符合气体的运动轨迹,能够降低气体流动时产生的噪音。 [0090] The alternative embodiment according to the present embodiment, the outer casing 101 comprises an outer compartment duct 1013, at both ends of the outer casing of the duct 1013 are provided outside the cabin air inlet 1011 and the outlet 1012 of the outer casing; a plurality of splitter plate 103 fixed compartment disposed within the outer duct 1013, i.e., the splitter 103 to the splitter 103 is located outside the cabin air duct into a plurality of channels 1013; 1013 outer casing duct helical line, so that the outer tank exhaust gases out of the helix tuyere 1012, so that the outflow path of the gas is not large angle bend, no local vortices, in line with the trajectory of the gas, capable of reducing noise generated when the gas flow.

[0091] 进一步地,外舱进风口1011与风机的风机出风口固定连接,例如可以是,外舱进风口1011与风机的风机出风口通过连接管固定密封连接;外舱出风口1012的轴向垂直于外舱进风口1011的轴向;外舱101内部设有扩压腔1014,外舱风道1013和外舱出风口1012通过扩压腔1014连通,即气体气流从风机出风口流出,通过外舱进风口1011流入外舱风道1013,流经多个分流片103,流入扩压腔1014,从外舱出风口1012流出;沿气体流动方向,扩压腔1014 的截面积大于外舱风道1013的截面积,以及扩压腔1014的截面积大于外舱出风口1012的截面积。 [0091] Further, the outer casing inlet 1011 and outlet blower fan is fixedly connected, for example, the outer casing inlet 1011 and outlet fan blower connected through a connection pipe fixed sealing; the outer casing of an axial air outlet 1012 perpendicular to the outer axial air intake chamber 1011; inside the outer casing 101 is provided with a diffuser chamber 1014, the outer casing and the outer casing duct outlet 1013 1012 1014 communicated by expanding the pressure chamber, i.e. the outlet gas stream flowing from the fan, by the outer casing into the outer compartment air inlet duct 1011 1013, flows through a plurality of the splitter 103, flows into the diffuser chamber 1014, the air outlet from the outer chamber 1012 flows out; direction of gas flow, the diffuser cavity cross-sectional area is larger than the outer casing wind 1014 cross-sectional area of ​​the channel 1013, and a diffuser cavity cross sectional area 1014 is greater than the cross sectional area of ​​the outlet of the outer casing 1012. 以便根据动能转换为势能的原理,利用从外舱进风口1011输出的高速旋转的气体,流经扩压腔1014时改变输出方向,因在扩压腔1014内气体改变了流动方向而造成减速,而减速作用将高速旋转的气体具有的动能转换成压力能,从而抵消或者减少气体在输出过程中的压力损失。 So that, by using the output from the outer inlet chamber 1011 rotating at high speed gas flow through the diffuser chamber 1014 is changed according to the output direction of potential energy kinetic energy conversion principle, due to expansion in the gas pressure chamber 1014 to change the flow direction caused by the reduction, converting the decelerating effect of the gas having a high-speed rotation of the kinetic energy into pressure energy, so as to counteract or reduce the pressure loss of gas in the output process.

[0092] 当从外舱进风口1011输出的高速旋转的气体流入扩压腔1014时,过流断面突然扩大,由于流体的惯性,不能沿扩压腔1014的形状突然扩展到整个截面上,而是存在一个逐渐扩张的过程,从而在扩压腔1014内部产生大量的涡旋回流,形成漩涡区,影响气体从外舱出风口1012排出,进而影响呼吸机输出气体的压力和流量的稳定性;为了解决该问题,本实施例的可选方案中,扩压腔1014内固设有导风板104;导风板104靠近外舱出风口1012处,且沿外舱出风口1012的切向延伸,以便通过导风板104,以及配合分流片103,将高速旋转的气体的气流分成多个区域,引导气体排出外舱出风口1012,减少漩涡区的规模,进而减少漩涡区对输出气体的压力和流量的稳定性,从而提高呼吸机输出气体的压力和流量的稳定性。 [0092] When the gas flows from the outer chamber inlet 1011 output from the high-speed rotation of the diffuser chamber 1014, the flow cross-section abrupt expansion, due to the inertia of the fluid, not along the diffuser shape of the pressure chamber 1014 abruptly expanded to the entire cross-section, and present process is a gradual expansion, so that pressure inside the diffuser 1014 a large number of vortex chamber reflux swirl region, influence of the gas outlet from the outer tank 1012 is discharged, thereby affecting the stability of the pressure and flow of the ventilator output gas; to solve this problem, an alternative embodiment of the present embodiment, the air guide plate 104 fixedly arranged within the diffuser chamber 1014; tangential air guide plate 104 close to the outer compartment outlet 1012, and along the outer casing extends to the outlet 1012 order by air guide plate 104, and with the splitter 103, the high speed rotation of the gas stream into a plurality of regions, the outer casing guide the exhaust gas outlet 1012, reduce the size of the vortex zone, thereby reducing the output of the pressure swirl zone gas and stability of the flow, pressure and flow to enhance the stability of the ventilator output gas.

[0093] 进一步地,导风板104平行于分流片103,以便于更好的引导气体排出外舱出风口1012〇 [0093] Further, the air guide plate 104 parallel to the splitter 103, so that the discharge outlet of the outer casing to better guide the gas 1012〇

[0094] 本实施例的可选方案中,外舱101固设有压力传感器孔105和流量传感器孔106;沿气体流动方向,靠近多个分流片103的两端分别设有流量传感器孔106;多个分流片103与外舱出风口1012之间设有压力传感器孔105。 Alternative [0094] embodiment of the present embodiment, the outer casing 101 is provided with a pressure sensor fixing hole 105 and the hole 106 a flow sensor; gas flow direction, close to both ends of a plurality of split pieces 103 are respectively provided with a flow sensor hole 106; a plurality of diverter plate 103 and the outer casing 105 is provided with a pressure sensor between the air outlet hole 1012. 气体流经分流片103后,沿气体流动的截面方向的流速更加均匀,从而提高了压力传感器和流量传感器分别对输出气体的压力和流量检测的精确度;优选地,压力传感器孔105和流量传感器孔106位于外舱风道1013内。 After gas flowing through the splitter 103, more uniform cross-section along the flow direction of the gas flow, thereby increasing the pressure sensors and flow sensors are pressure and flow accuracy of the gas detection output; preferably, the pressure sensor and a flow sensor 105 holes hole 106 is located within the outer casing duct 1013.

[0095] 压力传感器孔105用于连通压力传感器;流量传感器孔106用于连通流量传感器。 [0095] Pressure sensor hole 105 for communicating the pressure sensor; flow rate sensor hole 106 for communicating the flow sensor. 流量传感器采用现有的具有两个测量孔的传感器,可大大减少由于流量传感器孔106堵塞引起的误差,以使检测的气体流量值更加准确;优选的,流量传感器采用无源器件,以便于流量传感器的安装和操作。 Using conventional flow rate sensor has two sensor measuring holes, can greatly reduce the flow sensor error due to clogging of the hole 106, so that the gas flow rate value detected more accurately; preferably, the flow sensor uses passive devices, in order to flow installation and operation of the sensor.

[0096] 进一步地,沿气体流动的截面方向,多个分流片103位于中间的分流片103的长度短于位于两边的分流片103的长度,以便流经多个分流片103通道的气体可以更能好的作用于压力传感器和流量传感器,进而提高其检测精度;优选地,沿气体流动的截面方向,多个分流片103呈对称设置,压力传感器孔105和流量传感器孔106分别位于该对称线上;沿气体流动方向,分流片103的两端呈圆弧形,以减少分流片103对气体的阻力。 Length [0096] Further, in the cross-sectional direction of gas flow, a plurality of split pieces in the middle of the splitter 103 is shorter than 103 on either side of the splitter 103 so as to flow through the plurality of channels 103 may be more gas bypass sheet acting on the pressure sensor can be good and a flow sensor, thereby improving the detection accuracy; preferably, the cross section in the direction of gas flow, the splitter 103 a plurality of symmetrically disposed, the pressure sensor and a flow sensor holes 105 are holes 106 located symmetry line on; gas flow direction, across the shunt arc-shaped plate 103, the splitter 103 to reduce drag of the gas.

[0097] 本实施例中气体从呼吸机的输入口流入呼吸机,经过过滤装置,流入外舱进风口, 流经风机,再流经多个分流片,流向所述外舱出风口,流经水箱,从呼吸机的输出口流出呼吸机。 [0097] In the present embodiment, the gas flows from the ventilator of the ventilator input port, through the filter means, into the outer chamber inlet, flow through the fan, and then flows through the plurality of split pieces, the outer flow chamber outlet, flows tank, the ventilator flows from the output port of the ventilator.

[0098] 实施例三 [0098] Example three

[0099] 实施例三提供了一种呼吸机,该实施例是在实施例一、实施例二的基础上对呼吸机的风机改进后的另一技术方案,实施例一、实施例二所公开的呼吸机的技术特征也适用于该实施例,实施例一、实施例二已公开的呼吸机的技术特征不再重复描述。 [0099] The third embodiment provides a ventilator in this embodiment is an embodiment of another aspect of the fans on the basis of two embodiments of an improved embodiment of the ventilator, one embodiment, the disclosed embodiment two embodiments technical characteristics of the ventilator embodiment also apply to this embodiment, an embodiment, the technical features of embodiment of the ventilator according to the second disclosed not be repeated.

[0100] 参见图10-图17所示,图10为本实施例提供的风机的主视图,图11为风机的俯视图;图12为上壳体的主视图,图13为上壳体的俯视图;图14为下壳体的主视图,图15为下壳体的俯视图;图16为叶轮的主视图,图17为叶轮的俯视图;为了更加清楚的显示结构,图10、 图16为剖视图。 [0100] Referring to FIG. 10 to FIG. 17, FIG. 10 is a front view of the fan provided embodiment, FIG. 11 is a plan view of the fan; FIG. 12 is a front view of the upper housing 13 is a plan view of the housing ; FIG. 14 is a front view of the lower housing, FIG 15 is a top plan view of a lower housing; FIG. 16 is a front view of the impeller, FIG. 17 is a top plan view of the impeller; in order to more clearly show the structure of FIG 10, FIG 16 is a cross-sectional view.

[0101] 参见图10-图17所示,本实施例提供的风机,包括风机壳体1、叶轮2和电机3;风机壳体1上设置有风机进风口4和风机出风口5。 As shown in [0101] Referring to Figure 10 - Figure 17, the fan provided in the present embodiment, comprises a fan housing 1, the impeller 2 and the motor 3; 4 provided with a blower inlet and a blower outlet 5 on the fan housing.

[0102] 叶轮2位于风机壳体1的内部,且靠近风机进风口4。 [0102] The impeller 2 is located inside the fan housing 1, and close to the fan inlet 4.

[0103] 电机3的输出轴驱动连接叶轮2,以使气体沿风机进风口4朝向风机出风口5的方向流动。 An output shaft [0103] motor 3 driving the impeller 2 is connected to the gas turbine inlet 4 along a direction toward the outlet fan 5 flows.

[0104] 风机壳体1的内部用于容纳气体的空间为壳内气体流动空间11;壳内气体流动空间11的体积与叶轮2的体积的比值范围是15-30。 Internal [0104] fan housing 1 for housing space for accommodating gas is a gas flow space 11; volume ratio in the range of volumetric gas flow space of the impeller shell 11 2 15-30.

[0105] 本实施例中所述风机工作时,电机3的输出轴驱动叶轮2转动,叶轮2使气体从风机进风口4进入壳内气体流动空间11,然后从风机出风口5流出;结合电机3的高速转速,根据动能转换为势能的原理,使高速旋转的叶轮2将气体加速,然后在一定体积的壳内气体流动空间11内减速、改变流向,使动能转换成势能,该势能即为压力能;其中,壳内气体流动空间11的体积与叶轮2的体积的比值范围是15-30时,该风机工作时的气体从风机出风口5输出的压力和流量更加稳定,更加符合人体所需的要求,尤其符合病人对呼吸机等医疗器械的需求。 [0105] In the present embodiment when the fan is working embodiment, the output shaft of the motor 3 driving the rotation of the impeller 2, the fan impeller 2 from the gas inlet 4 into the gas flow space of the shell 11, and then flows out from the outlet blower 5; binding machine high rotation 3, according to the principle of kinetic energy into potential energy, high speed rotation of the impeller 2 accelerate the gas, then the gas flow within the shell space 11 of a volume reduction and change the flow of the kinetic energy into potential energy, which is the potential pressure energy; wherein the ratio of the volume of the volume range of the gas flow space of the impeller shell 2 15-30 11, the working gas when the fan from the fan air pressure and flow output 5 is more stable, more consistent with the human body We need, in particular, in line with the needs of patients for breathing machines and other medical devices.

[0106] 壳内气体流动空间11还具有给高速运转的电机3进行散热的作用,延长了电机3的使用寿命,使电机3的使用寿命可长达53000余小时。 [0106] shell further having a gas flow space 11 to the motor 3 acts high speed heat, extending the life of the motor 3, the motor 3 so that the service life of up to 53,000 hours.

[0107] 优选地,壳内气体流动空间11的体积与叶轮2的体积的比值范围是20-24;该比值范围进一步提高了所述风机工作时气体从风机出风口5输出的压力和流量的稳定性,进一步符合了人体所需的要求,尤其符合病人对呼吸机等医疗器械的需求。 [0107] Preferably the ratio of the volume range, the gas flow volume of the space shell 11 and the impeller 2 is 20-24; the ratio is further improved when the range of the working gas from the blower fan 5 outlet pressure and flow rate output stability, in line with the further requirements needed by the body, especially in line with the needs of patients for breathing machines and other medical devices.

[0108] 其中,电机3采用无刷电机,优选地,电机3采用无刷直流电机;无刷电机的转速为6000rpm-20000rpm,以便电机3的输出轴高速驱动叶轮2转动,形成适合人体所需的气体的输出压力和流量;表一列出了部分电机3的转速与风机的风机出风口5的输出压力、输出流量之间的对应数值。 [0108] wherein, the motor 3 uses a brushless motor, preferably brushless DC motor 3; brushless motor speed is 6000rpm-20000rpm, the output shaft of the motor 3 to drive the high speed rotation of the impeller 2 is formed for a desired body output pressure and flow of gas; table I lists some of the fan speed and fan motor 3 corresponds to a value between the output pressure of the tuyere 5, the output flow.

[0109] 表一本风机电机转速与输出压力、输出流量参数 [0109] Table a blower motor speed and output pressure, output flow parameters

Figure CN105288808BD00111

[0112] 本实施的可选方案中,风机进风口4沿叶轮2的轴向设置;风机出风口5沿叶轮2的径向设置;以便根据动能转换为势能的原理,利用高速旋转的叶轮2将气体加速,气体从轴向进入叶轮2,流经叶轮2和壳内气体流动空间11时改变成径向输出,因在壳内气体流动空间11内气体改变了流动方向进一步造成减速,而减速作用进一步将动能转换成压力能,更加便于形成符合人体所需的压力和流量。 [0112] alternative embodiment of the present embodiment, the fan impeller axial air inlet 4 is provided. 2; a fan 5 along the radial air outlet of the impeller 2 is set; in order for the principle of potential energy, high-speed rotation of the impeller 2 converts kinetic accelerate the gas, the gas from the axial direction into the impeller 2, flows through the output is changed to the radial impeller shell 2 and the gas flow space 11, is further decelerated by causing the gas within the shell a gas flow space 11 changes the flow direction, decelerated further action will kinetic energy is converted into pressure energy, easier formation pressure and flow needed by the body in line.

[0113] 本实施的可选方案中,风机进风口4处设置有导流件6,导流件6与风机壳体1的外表面固定连接;导流件6沿电机3的输出轴的轴向呈螺旋线状。 [0113] alternative embodiment of the present embodiment, the fan air inlet 4 is provided with guide member 6, the deflector member 6 is fixedly connected to the outer surface of the fan housing 1; an output shaft 6 along the motor guide member 3 an axial spiral line. 螺旋线状的导流件6可以更好地引导气体流入风机进风口4,以使气体螺旋的进入风机进风口4,以使气体的流入路径没有大角度的拐弯,不会产生局部涡流,符合气体的运动轨迹,能够降低气体流动时产生的噪音,还能够增大与叶轮2接触进气量。 Spiral-line guide member 6 may be better directed inlet gas inflow fan 4, so that the gas enters the helical fan inlet 4, so that no path of the gas flowing into the large angle bend, no local vortices meet trajectory gases, noise generated when the gas flow can be reduced, it is possible to increase the contact of the impeller 2 and the intake air amount.

[0114] 本实施的可选方案中,叶轮2包括底盘21和设置在底盘21上的多个叶片22;多个叶片22绕底盘21的中心呈均匀、间隔布置;便于提高叶轮2高速旋转时的稳定性,降低了因叶轮2旋转不稳定而带来的噪音,还延长了叶轮2的使用寿命。 When easy to improve the high speed rotation of the impeller 2; [0114] alternative embodiment of the present embodiment, the impeller 2 comprises a chassis 21 and a plurality of blades disposed on the chassis 21, 22; a plurality of blades 21 about the central chassis 22 in a uniform, spaced stability, reduces noise due to the rotation of the impeller 2 instability brought about, but also extend the life of the impeller 2. 优选地,叶片22为十片;优选地, 叶片22与底盘21为一体成型,便于叶轮2的生产加工。 Preferably, the blade 22 is ten; Preferably, blade 22 is integrally formed with the chassis 21, to facilitate the production and processing of the impeller 2.

[0115] 叶片22靠近底盘21的中心的一端的高度大于远离底盘21的中心的另一端的高度; 以便于气体沿着叶片22流入壳内气体流动空间11内。 [0115] the height of the blade 22 near the end of the central chassis 21 is greater than the height of the other end away from the center of the chassis 21; a flow space for the gas flows into the housing 11 along the blade 22 to a gas.

[0116] 叶片22与底盘21呈圆滑过渡连接;以便减少叶轮2与气体之间的摩擦力,进而降低气体流动时产生的噪音,以及减少气体在叶轮2表面产生的不必要的能耗。 [0116] blade 22 to the chassis 21 has a smooth transition; in order to reduce friction between the impeller 2 and the gas, thereby reducing noise generated when the gas flows, and reducing unnecessary power consumption 2 gas generated in the surface of the impeller.

[0117] 本实施的可选方案中,风机壳体1的外表面分别固设有定位柱12和防震定位凸出棱13;防震定位凸出棱13呈环形;定位柱12的数量为1个或者多个,例如可以为1个、2个、3 个、5个等;通过设置定位柱12和防震定位凸出棱13,以更好的定位、固定所述风机,减少风机工作时产生的震动,从而降低震动产生的噪音。 [0117] alternative embodiment of the present embodiment, the outer surface of the fan housing 1 are provided with fixed positioning post 12 projecting positioning ribs 13 and shock; shockproof positioning convex annular rib 13; number of positioning posts 12 1 when the projecting rib 13 is generated by providing the positioning posts 12 and the shock is positioned to better positioning and fixing of the fan, reduce the fan is working; one or more, for example 1, 2, 3, 5, etc. vibration, thereby reducing noise and vibration generated.

[0118] 本实施的可选方案中,风机壳体1包括风机上壳体14和风机下壳体15,以便于风机的装配;风机进风口4位于风机下壳体15上,风机出风口5位于风机上壳体14与风机下壳体15的连接处。 [0118] alternative embodiment of the present embodiment, the fan housing 1 comprises a fan housing 14 and upper housing 15 the lower fan, to facilitate assembly of the fan; air inlet 4 on the lower blower fan is located in the housing 15, the fan outlet 5 is located on the fan housing 14 is connected to the housing 15 and the lower blower.

[0119] 风机上壳体14均匀设置有多个定位柱12,风机下壳体15设置有防震定位凸出棱13;防震定位凸出棱13的延伸方向与定位柱12的轴向方向一致。 [0119] uniformly on the fan housing 14 is provided with a plurality of positioning posts 12, the fan housing 15 is provided with a projecting rib 13 positioned shock; shock same direction axially extending ribs 13 projecting positioning with the positioning post 12 direction. 防震定位凸出棱13与定位柱12分别对应设置在上风机下壳体15上,使定位、固定所述风机更加准确,便于减少风机工作时产生的震动。 Shockproof positioning projection rib 13 with a corresponding positioning posts 12 are provided on the upper blower housing 15, positioning, fixing the wind turbine more accurate, easy to reduce the vibration generated when the fan is working.

[0120] 本实施的可选方案中,风机上壳体14与风机下壳体15通过卡扣7扣合连接。 [0120] alternative embodiment of the present embodiment, the upper blower fan 15 and the housing 14 by a snap-fit ​​connection housing 7 withheld. 采用卡扣7式连接方式安装上风机下壳体15,避免了采用螺钉连接因拧螺钉用力太猛而使连接处开裂、拧螺钉过轻而导致密封不严;还便于批量生产时的安装,简化了安装工艺,可使大多数工人很快学会并安装出符合标准的产品;使各方面出现的误差降到极低;优选地,卡扣7 的数量为四个,均匀设置在风机四周。 7 using a snap-in connectors 15 mounted on the fan housing lower, due to avoid the use of a screw connection screw screwed connections too much force the crack, leading to tighten the screws too light Mifengbuyan; also easy to install in mass production, simplifying the mounting process, most workers can quickly learn and install a standard product; that the error appears to very low aspects; preferably, the number is four snap 7, the fan disposed uniformly around.

[0121] 本实施的可选方案中,风机上壳体14设置有与电机3相适应的凹槽141,电机3固定安装在凹槽141内;以减少所述风机的体积,便于风机体积小型化。 [0121] alternative embodiment of the present embodiment, the housing 14 is provided with a groove 141 on the fan motor 3 adapted to the motor 3 is fixedly mounted within the recess 141; to reduce the volume of the fan, the fan facilitates small volume of.

[0122] 电机3与凹槽141之间设置有减震件(属于现有技术,图中未示出),以减少工作时电机3与风机壳体1之间因震动而产生的噪音。 [0122] 3 between the motor 141 and the recess is provided with a shock absorbing member (belonging to the prior art, are not shown in FIG), to reduce noise during operation of the motor 3 and the fan housing 1 between the vibration generated due. 所述减震件例如可以是橡胶垫、硅胶垫、弹簧等。 The shock absorbing member may be, for example, rubber pads, silicone pad, spring or the like.

[0123] 本实施的可选方案中,风机上壳体14与风机下壳体15的接触面设置有密封槽(图中未示出),密封槽沿接触面延伸;密封槽内设置有密封圈(属于现有技术,图中未示出)。 [0123] alternative embodiment of the present embodiment, the upper blower fan 14 contacts the lower surface of the housing 15, the housing is provided with a sealing groove (not shown), extending along the contact surface of the seal groove; seal provided with a sealing groove ring (belonging to the prior art, figure not shown). 通过密封圈防止风机壳体1内的压力通过上风机下壳体15之间的连接缝泄露,也即防止风机壳体1内的气体通过上风机下壳体15之间的连接缝泄露,保障了所述风机输出气体的压力和流量。 By preventing pressure in the sealing ring 1 through the fan housing connecting seam leakage between the lower fan housing 15, i.e., to prevent the connection between the gas in the fan housing 1 through the fan housing 15 at seam leak protect the pressure and flow of the gas turbine output. 所述密封圈的材料例如可以是橡胶、硅胶等。 The sealing ring may be a material such as rubber, silicone and the like.

[0124] 本实施的可选方案中,风机壳体1的材质为PC塑料。 [0124] alternative embodiment of the present embodiment, the material of the fan case 1 is PC plastic. 目前市场上采用的风机大多为ABS、ABS与PC的混合物、金属等材料制成,本风机采用全PC材料的上下壳,产品高度透明,便于发现风机的一些故障、问题;如发现有一般的扇叶问题时,或者在扇叶或机壳内有异常, 可以用眼睛观察即可,不用拆开检查。 Currently used in the market are mostly fan ABS, ABS and PC mixture, such as a metal material, this fan housing up and down the whole PC material, the product is highly transparent, easy to find a number of fan failure, the problem; if there is a general when the fan problem, or abnormal, can be observed with the eye, do not open the inspection within the blade or chassis.

[0125] 本实施的可选方案中,风机壳体1的内腔为直柱形或者风机壳体1的内腔近似为直柱形;即风机上壳体14和风机下壳体15的内腔均为直柱形,或者风机上壳体14和风机下壳体15的内腔均近似为直柱形;也即壳内气体流动空间11的外形为直柱形或者近似为直柱形;以便在保证一定的壳内气体流动空间11的前提下,减少风机的体积;以便减少气体在壳内气体流动空间11的阻力。 [0125] alternative embodiment of the present embodiment, the lumen is a lumen of a fan housing or blower straight cylindrical housing 1 is approximately straight and cylindrical; i.e. the upper blower housing 14 and fan housing 15 are straight and cylindrical lumen, the lumen or the fan housing 14 and the lower blower housing 15 are approximately straight and cylindrical; shell shape that is a gas flow space 11 is straight or approximately straight cylindrical column shape; to the premise of ensuring constant flow of the gas space 11 of the housing, reducing the volume of the fan; to reduce the gas flow resistance of the gas in the space 11 of the housing.

[0126] 最后应说明的是:以上各实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述各实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分或者全部技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的范围。 [0126] Finally, it should be noted that: the above embodiments only describe the technical solutions in embodiments of the present invention, rather than limiting;. Although the embodiments of the present invention has been described in detail, those of ordinary skill in the art should appreciated: it still may be made to the technical solutions described embodiments modifications, or to some or all of the technical features equivalents; as such modifications or replacements do not cause the essence of corresponding technical solutions to depart from embodiments of the present invention range of technical solutions.

Claims (7)

1. 一种呼吸机,其特征在于,包括风机舱和风机,所述风机舱包括第一壳体和第二壳体,所述第一壳体外套于所述第二壳体; 所述风机位于所述第二壳体内,且与所述第二壳体固定连接; 所述第一壳体与所述第二壳体之间设置有减震装置,和/或所述第二壳体与所述风机之间设置有减震装置; 所述减震装置为减震棉或者减震胶垫; 所述第二壳体内设置有外舱和内舱,所述内舱位于所述外舱内部; 所述外舱与所述内舱之间设置有外舱进风口,所述外舱还设置有外舱出风口; 所述外舱内固设有多个分流片;所述多个分流片靠近所述外舱出风口; 所述多个分流片沿气体流动的截面方向间隔设置,且沿气体流动方向延伸; 所述内舱用于固定风机,所述风机用于使该风机内气体从所述外舱进风口流经所述多个分流片,流向所述外舱出风口; 相邻所述分流 A ventilator, characterized in that it comprises a nacelle and a wind turbine, a nacelle comprising a wind said first and second housings, the first housing to the second outer housing; said fan located within the second housing, and fixedly connected to the second housing; said shock-absorbing means between the first housing and the second housing is provided, and / or the second housing the blower is provided with a damper means between; said damper means is a shock absorbing or damping cotton pads; said inner housing is provided with a second inner casing and the outer casing, said inner space of said outer casing interior ; the plurality of the splitter; between the outer casing and the inner compartment air inlet disposed outer casing, said outer casing provided with an outer outlet compartment; a plurality of said outer compartment is provided with the splitter solid proximate the outlet of the outer casing; a plurality of split pieces along the sectional direction of the gas flow intervals and extending along the gas flow direction; said fan for fixing the inner casing, a fan for causing the gas from the blower the outer casing inlet through said plurality of splitter plate, the outer flow chamber outlet; adjacent said shunt 之间的分流片距相等;所述分流片的长度与所述分流片距的比值大于10,所述分流片距范围为1.5mm-2.5mm; 所述外舱包括外舱风道,所述外舱风道的两端分别设置所述外舱进风口和所述外舱出风口;所述多个分流片固设在所述外舱风道内;所述外舱风道呈螺旋线状; 所述外舱内部设有扩压腔,所述外舱风道和所述外舱出风口通过所述扩压腔连通;沿所述气体流动方向,所述扩压腔的截面积大于所述外舱风道的截面积,以及所述扩压腔的截面积大于所述外舱出风口的截面积。 Is equal to the distance between the splitter; the length of the splitter from the shunt plate 10 is greater than the ratio, the splitter from the range 1.5mm-2.5mm; the outer casing comprises an outer compartment air duct, the both ends of the outer casing of the duct are provided and the outer casing of the outer chamber inlet outlet; said plurality of splitter plate fixed within the outer compartment air passage; said outer compartment air duct in a helical form; the outer casing is provided with an internal diffuser cavity, said outer casing and said outer compartment air duct communicating through an air outlet of the diffuser cavity; along the gas flow direction, the diffuser cavity cross section larger than the sectional area of ​​the outer casing of the duct, and the diffuser cavity cross section larger than the outer cross-sectional area of ​​the outlet chamber.
2. 根据权利要求1所述的呼吸机,其特征在于,所述减震装置为减震隔音滤棉。 The ventilator according to claim 1, wherein said damping means is a noise damping filter cotton.
3. 根据权利要求1所述的呼吸机,其特征在于,所述第一壳体包括第一上壳体和第一下壳体,所述第一上壳体和所述第一下壳体通过卡扣扣合连接。 3. The ventilator according to claim 1, wherein said first housing comprises a first upper and a first lower housing shell, the first upper and the first lower casing housing by snap-fit ​​connection buttoned.
4. 根据权利要求1所述的呼吸机,其特征在于,还包括水箱,所述水箱与所述第一壳体固定连接;所述水箱底部固设有电子加热板;所述电子加热板用于加热所述水箱内的液体; 所述呼吸机包括输入口和输出口;所述风机用于驱使气体沿所述输入口朝向所述输出口的方向流动; 所述风机输出的所述气体流经所述水箱的液面表层,朝向所述输出口的方向流动; 所述呼吸机还包括过滤装置,所述过滤装置靠近所述输入口;所述过滤装置包括空气滤膜和/或精细滤膜。 4. The ventilator according to claim 1, characterized in that, further comprising a water tank connected to the first fixed housing; the bottom of the tank is provided with solid electrical heating plate; said electronic heating plate heating the liquid in the tank; the ventilator includes an input port and an output port; a fan for propelling the gas along the input direction toward the outlet port of the flow; the gas flow of the fan output level through the surface of the water tank, a direction toward the outlet flow; the ventilator further includes a filter means, said filter means adjacent said inlet; an air filter and / or fine filter means comprises a filter membrane.
5. 根据权利要求1所述的呼吸机,其特征在于,所述外舱固设有压力传感器孔和流量传感器孔;沿所述气体流动方向,靠近所述多个分流片的两端分别设有所述流量传感器孔;所述多个分流片与所述外舱出风口之间设有所述压力传感器孔; 所述压力传感器孔用于连通压力传感器;所述流量传感器孔用于连通流量传感器。 The ventilator according to claim 1, wherein said solid outer casing provided with a pressure sensor and a flow sensor bore hole; along the gas flow direction, close to both ends of the plurality of split pieces are provided there the flow sensor aperture; said pressure sensor provided with a plurality of holes between said outer sheet and the shunt outlet compartment; hole for communicating said pressure sensor is a pressure sensor; the flow sensor hole for communicating the flow sensor.
6. 根据权利要求1-5任一项所述的呼吸机,其特征在于,所述风机包括风机壳体、叶轮和电机;所述风机壳体上设置有风机进风口和风机出风口; 所述叶轮位于所述风机壳体的内部,且靠近所述风机进风口; 所述电机的输出轴驱动连接所述叶轮,以使所述气体沿所述风机进风口朝向所述风机出风口的方向流动; 所述风机壳体的内部用于容纳气体的空间为壳内气体流动空间;所述壳内气体流动空间的体积与所述叶轮的体积的比值范围是15-30。 The ventilator according to any one of claims 1-5, characterized in that said blower comprises a blower housing, a motor and an impeller; provided with a blower fan inlet and the fan outlet housing ; the impeller is located inside the blower housing and adjacent to the fan inlet; the output shaft of the motor driving the impeller is connected to said gas inlet in the blower fan out toward the the direction of air flow; the interior of the fan housing receiving space for housing gas is a gas flow space; volume ratio in the range of the volume of the impeller housing is a gas flow space 15-30.
7.根据权利要求6所述的呼吸机,其特征在于,所述风机进风口沿所述叶轮的轴向设置;所述风机出风口沿所述叶轮的径向设置; 所述风机进风口处设置有导流件,所述导流件与所述风机壳体的外表面固定连接;所述导流件沿所述电机的输出轴的轴向呈螺旋线状。 7. The ventilator according to claim 6, wherein said axial fan inlet rim of the impeller is provided; radially disposed rim of the blower air outlet of the impeller; the fan inlet and the outlet is provided with a guide member, the guide member is fixedly connected to an outer surface of the fan housing; said guide member along the output shaft of the motor axial helical line.
CN201510846430.XA 2015-11-27 2015-11-27 Ventilator CN105288808B (en)

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