CN102829003A - Pneumatic bladeless fan for mine - Google Patents

Pneumatic bladeless fan for mine Download PDF

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Publication number
CN102829003A
CN102829003A CN2012103324643A CN201210332464A CN102829003A CN 102829003 A CN102829003 A CN 102829003A CN 2012103324643 A CN2012103324643 A CN 2012103324643A CN 201210332464 A CN201210332464 A CN 201210332464A CN 102829003 A CN102829003 A CN 102829003A
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China
Prior art keywords
air
annular
nozzle
mine
end
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CN2012103324643A
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Chinese (zh)
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CN102829003B (en
Inventor
汪林清
陈功胜
储路
徐威威
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淮南矿业(集团)有限责任公司
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Priority to CN201210332464.3A priority Critical patent/CN102829003B/en
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Publication of CN102829003B publication Critical patent/CN102829003B/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46Arrangements of nozzles

Abstract

The invention discloses a pneumatic bladeless fan for a mine, and the fan at least comprises a substrate and an annular nozzle which is supported on the substrate, wherein the inside of the annular nozzle is provided with an annular passage, the inner wall of the annular nozzle is provided with an annular exhaust port which communicates the annular passage and an inner hole of the annular nozzle, an air processing module for purifying the air and controlling the pressure and the flow rate and an air guide connector for conducting the air processing module and the annular passage are arranged inside the substrate, the air processing module is provided with an air inlet which is used for being connected with an air duct and an air outlet which is connected to one end of the air guide connector, and the other end of the air guide connector is connected with the annular nozzle. According to the pneumatic bladeless fan for the mine, a conventional high-pressure air source of the mine is used as drive power to blow air into the annular passage, the air processing module is used for purifying and controlling the blown high-pressure air, so that the modified bladeless fan can be safely and controllably used in an flammable and explosive environment of the mine.

Description

用于矿井的风动无叶风扇 Wind for mine action bladeless fan

技术领域 FIELD

[0001] 本发明涉及矿井局部降温的风扇技术,尤其是一种用于矿井的风动无叶风扇。 [0001] The present invention relates to mine local cooling fan technology, in particular for a wind mine movable bladeless fan.

背景技术 Background technique

[0002] 如图1-3所示,现有的用于产生空气流的无叶风扇包括:基座8和安装在基座8上的环状喷嘴1,基座8包括底座5和固定于底座5上的支座4,环状喷嘴I安装在支座4上,支座4内安装有电机和叶轮,环状喷嘴I呈环状,环状喷嘴I内部具有环状通道7和连通环状通道7与环状喷嘴内孔3的环状排气口2,支座4上具有进风口,电机驱动隐藏的叶轮转动产生气流,气流经过环状通道7通过环状排气口2被喷射,风扇外部的空气通过环状喷嘴内孔3 —端被从环状排气口2喷射的气流所抽吸,经环状喷嘴内孔3另一端喷出,环状喷嘴内孔3被高压气流抽吸的一端那里会自动进风而且在大气压力下,使进气速度加大,这样无叶风扇的风就放大了。 Bladeless fan [0002] As shown, the conventional 1-3 for generating an air stream comprising: a base 8 and an annular nozzle mounted on a base 8, the base 8 comprises a base 5 and fixed to the the support base 54, an annular nozzle mounted on the I carrier 4, the carrier 4 is mounted inside the motor and the impeller, an annular nozzle I annular, the annular nozzle having an internal annular passage 7 and I ring communication 7 and the annular-shaped passage within the nozzle bore 3 of an annular exhaust port 2, the carrier 4 having an air inlet, a motor-driven impeller rotatably hidden generating an airflow, the airflow through the annular channel 7 through the annular exhaust port 2 is injected external fan air through the annular nozzle orifice 3 - end of the annular gas stream is sucked from the exhaust port 2 is injected, the nozzle 3 is ejected through the other end of the annular hole, the annular high-pressure air nozzle hole 3 is where the end of the suction inlet is automatically and at atmospheric pressure, to increase the intake air velocity, so that non-leaf fan wind amplified. 但是,现有的无叶风扇由电机驱动,无法控制风压,并且不能对空气中的油污、水汽和灰尘颗粒进行分离,不适宜于用在矿井易燃易爆的环境。 However, conventional non-leaf fan driven by a motor, not a control pressure, and the oil can not air, water vapor and dust particles are separated, not suitable for use in the mine explosive environment.

发明内容 SUMMARY

[0003] 本发明提供一种用于矿井的风动无叶风扇,用于克服现有技术中的缺陷,实现安全可控地对矿井易燃易爆的环境进行冷却通风。 [0003] The present invention provides a bladeless fan wind for a mine, for overcoming the disadvantages of the prior art, to achieve security of the mine explosive controllably cooling airflow environment.

[0004] 本发明提供一种用于矿井的风动无叶风扇,该风扇至少包括基座和支撑在所述基座上的环状喷嘴,环状喷嘴内部具有环状通道,环状喷嘴内壁具有连通环状通道与环状喷嘴内孔的环状排气口,所述基座内设有用于净化空气并控制气压及流量的空气处理模块和用于导通空气处理模块与环状通道的导气接头,其中所述空气处理模块具有用于连接风管的进气口和用于连接导气接头一端的出风口,导气接头另一端连接环状喷嘴。 [0004] The present invention provides a pneumatic mine bladeless fan, the fan including at least a base and an annular nozzle support on the base, the annular nozzle having an internal annular channel, the inner wall of the annular nozzle an exhaust port communicating with the annular channel and the inner annular orifice of the annular nozzle, the base and equipped with a control for purifying the air pressure and flow rate of air treatment module and the processing module for turning on the air and the annular channel air guide connector, wherein the air processing module has a gas inlet duct connected to the outlet connection fitting for an end of the air guide and the other end of the air guide nozzle ring header.

[0005] 本发明提供的用于矿井的风动无叶风扇,利用矿井常用的高压风源作为驱动力向环状通道内部通风,通过空气处理模块对通入的高压风进行净化和控制,使得改造后的无叶风扇能够安全可控地用于矿井易燃易爆的环境。 [0005] The present invention provides for a wind mine bladeless fan, mines using high-pressure air source commonly used as a driving force, and control for purifying ventilation air passing through the annular passage inside the processing module into a high-pressure air, so that leaf fan after the transformation can be used in a safe and controlled mine explosive atmosphere.

附图说明 BRIEF DESCRIPTION

[0006] 图I为现有技术无叶风扇的主视图; [0006] FIG. I no fan is a front view of the prior art blade;

[0007] 图2为图I的左视图; [0007] FIG. 2 is a left side view of Figure I;

[0008] 图3为图2中无叶风扇的环状喷嘴沿轴线X的剖视图; [0008] FIG. 3 is a bladeless fan in FIG annular nozzle cross-sectional view along the axis X;

[0009] 图4本发明提供的风动无叶风扇的主视图; [0009] a front view of the wind invention provides a bladeless fan of FIG 4;

[0010] 图5为图4中风动无叶风扇环状喷嘴的横截面结构示意图。 A schematic cross-sectional structure [0010] FIG. 5 movable bladeless fan annular nozzle 4 stroke FIG.

具体实施方式 Detailed ways

[0011] 如图4、图5所示,一种用于矿井的风动无叶风扇,该风扇至少包括基座8和支撑在基座8上的环状喷嘴1,环状喷嘴I内部具有环状通道7,环状喷嘴I内壁具有连通环状通道7与环状喷嘴内孔3的环状排气口2,基座8内设有用于净化空气并控制气压及流量的空气处理模块9和用于导通空气处理模块9与环状通道7的导气接头6,其中空气处理模块9具有用于连接风管10的进气口90和用于连接导气接头6—端的出风口99,导气接头6另一端连接环状喷嘴I。 [0011] FIG. 4, FIG. 5, for a wind mine movable bladeless fan, the fan including at least a base 8 and the supporting ring 8 on the base of the nozzle 1, the annular nozzle having an internal I the annular channel 7, the inner wall of the annular nozzle I having an annular exhaust port communicating the annular channel 7 and the inner ring 2 of the nozzle hole 3, the base 8 includes the pressure and flow of air treatment module for purification of air and control 9 duct for connecting the intake port 90 and the outlet 99 is connected to the air guide end fitting 6- processing module for turning on the air guide channel 9 and the annular gas fitting 6, 7, wherein the air treatment module 9 has 10 6 and the other end connected to an annular air guide nozzle fitting I.

[0012] 利用矿井常用的高压风源作为驱动力向环状通道7内部通风,使用时,需要首先连接风管10与空气处理模块9的进气口90,可以在风管10与空气处理模块9的进气口90之间连接截止阀20,打开截止阀20,风管10内的高压气体才能通入空气处理模块9中,无叶风扇吹风,关闭截止阀20,无叶风扇停止吹风,截止阀20起到开关的作用,同时也方便维护维修,高压气体经空气处理模块9进行净化并经其出气口99、导气接头6进入环状通道7内,经环状排气口2喷出高压气流,高压气流在高速流动的过程中会带动其周围的空气一起向前流动,从而在环状喷嘴I后方形成负压,在大气压力作用下下,使进气速度加大,这样无叶风扇的风就放大了,通过空气处理模块9能对空气中的油污、水汽和灰尘颗粒进行过滤,达到防燃效果,通过空气处理模块9对通入空气的气压和流量进 [0012] using a high pressure air source of mine used as the driving force to the annular internal ventilation passage 7, when used, need to be connected to the duct 10 and the air treatment module 90 of the intake port 9, the tube 10 may be in the wind and the air processing module 9 an intake port 90 connected to the shutoff valve 20, shutoff valve 20 is opened, the high pressure gas to the duct 10 into the air processing module 9, bladeless fan hair, close the valve 20, to stop hair bladeless fan, cut-off valve 20 acts as a switch, but also facilitate maintenance and repair, high pressure gas through the processing module 9 for purifying air and internalize via its outlet 99, enters the air guide joint 6 annular channel 7, through the annular discharge vent 2 a high-pressure air, high pressure air in the process will lead to high-speed flow of air around the flow of forward together, thereby forming a negative pressure behind the nozzle ring I, at atmospheric pressure, to increase the intake air velocity, so that no leaf fan wind enlarged, the air can be filtered in the oil, water vapor and dust particles through the air processing module 9, to achieve the effect of preventing ignition, the processing module 9 of the air into the intake air pressure and flow 控制起到防爆效果,从而使得改造后的无叶风扇能够安全可控的用在矿井易燃易爆的环境中。 Ex protection control effect, so that the non-leaf fan after the transformation can be used in a safe and controlled mine explosive environments. [0013] 作为上述实施例的具体实施方式,空气处理模块9由通过管道连接的压力控制阀91、油水分离器92和流量控制阀93构成。 [0013] As a specific embodiment of the above embodiment, the processing module 9 is controlled by the air pressure through the pipe connection valve 91, water separator 92 and flow control valve 93 configured. 压力控制阀91用于稳定进入环状通道7内的气压,防止压力过大造成爆破,油水分离器92用于将经风管10通入环状通道7内的气体中的油污、水汽和灰尘颗粒进行过滤,防止这些成分在高压状态下与矿井的瓦斯等气体混合引起燃爆,流量控制阀93用于控制进入环状通道7内的空气流量,控制风量。 The pressure control valve 91 for stabilizing the air pressure within 7 into the annular passage to prevent excessive pressure caused by blasting, water separator 92 for gas in the annular passage 710 into the oil through the duct, the dust and moisture particulate filter, to prevent these components at a high pressure gas mixed with a gas such as mine explosion caused by the flow control valve 93 for controlling the flow rate of air into the annular channel 7, the control amount of wind. 空气处理模块也可以由其他的气动元件组合完成对气源的压力控制、以及对气源的水份、油污、颗粒等处理。 The processing module air pressure control can also be accomplished by other gas source A pneumatic elements, and a processing water, oil, gas source of particles.

[0014] 为了增强导气接头的导流效果,导气接头6呈漏斗状,其中口径较小的一端连接空气处理模块出气口99 (该实施例中为流量控制阀出口),口径较大的一端与环状喷嘴I密封连接。 [0014] In order to enhance the effect of air guide baffle joints, the air guide funnel-shaped joint 6, wherein the smaller diameter end connected to the air outlet port processing module 99 (in this embodiment the outlet flow control valve), a larger diameter One end of the annular nozzle connected to I seal.

[0015] 为了进一步增强冷却效果,环状喷嘴I内孔沿其轴线V方向呈喇叭状,如图5所示,环状排气口2设在环状喷嘴内孔3 口径较小的一端12且沿环状喷嘴内孔3 口径较小端12至口径较大端11方向(即V方向)与环状喷嘴内孔壁30相切。 [0015] In order to further enhance the cooling effect, the I annular nozzle bore flared along its axis V direction shown in Figure 5, annular exhaust port 2 disposed in the annular nozzle hole diameter smaller end 3 12 and 3 along the inner annular nozzle hole diameter smaller end 12 to a larger diameter end 11 direction (i.e. the direction V) to the inner annular wall 30 tangent to the nozzle bore. 这样,通过环状喷嘴内孔壁30对风流进行导流,使得经环状排气口喷出的气流与环状喷嘴内孔壁相切并从环状喷嘴内孔口径较大端11高速喷出,喷出的高速气流带动其周围的空气随之一起沿轴线X'方向流动,这样会在环状喷嘴内孔3 口径较小端12附近形成负压,由于与大气压力存在压差,使得环状喷嘴内孔3 口径较小端12后方的空气加速向环状喷嘴内孔3中流动,最终从环状喷嘴内孔3 口径较大端11喷出的空气相对风管中通入的气体流量可增加十几倍,射程可达几十米。 In this way, it flows through the annular nozzle hole wall 30 on of airflow, so that the discharge through the annular vent gas stream with the inner annular wall of the nozzle bore tangent and high-speed ejection from the larger diameter end of the annular orifice of the nozzle 11 the discharge speed air stream driven along the air around it along with the axis X 'direction of the flow, which can create a negative pressure in the annular nozzle 3 near the smaller diameter end of the bore 12, due to the pressure difference exists and the atmospheric pressure, so that 3 air 12 behind the smaller diameter end of the inner annular flow nozzle holes 3 are accelerated toward the annular nozzle orifice, the final diameter of the nozzle 3 from the larger end of the annular hole 11 of the air discharge duct opposite the feed gas traffic may increase ten times, with a range of up to tens of meters.

[0016] 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。 [0016] 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 (4)

1. 一种用于矿井的风动无叶风扇,该风扇至少包括基座和支撑在所述基座上的环状喷嘴,环状喷嘴内部具有环状通道,环状喷嘴内壁具有连通环状通道与环状喷嘴内孔的环状排气口,其特征在于,所述基座内设有用于净化空气并控制气压及流量的空气处理模块和用于导通空气处理模块与环状通道的导气接头,其中所述空气处理模块具有用于连接风管的进气口和用于连接导气接头一端的出风口,导气接头另一端连接环状喷嘴。 1. A method for mine pneumatic bladeless fan, the fan including at least a base and an annular nozzle support on the base, the annular nozzle having an internal annular passage communicating the annular nozzle ring having an inner wall and an annular vent passage annular nozzle bore, wherein the base equipped with air and for purifying the air treatment module to control pressure and flow rate for conducting an air processing module and the annular passage air guide connector, wherein the air processing module has a gas inlet duct connected to the outlet connection fitting for an end of the air guide and the other end of the air guide nozzle ring header.
2.根据权利要求I所述的用于矿井的风动无叶风扇,其特征在于,所述空气处理模块由通过管道连接的压力控制阀、油水分离器和流量控制阀构成。 The mine I according to claim pneumatic bladeless fan, wherein the air treatment module via a pressure control valve by a pipe connections, water separator and a flow control valve.
3.根据权利要求I或2所述的用于矿井的风动无叶风扇,其特征在于,所述导气接头呈漏斗状,其中口径较小的一端连接所述空气处理模块出气口,口径较大的一端与所述环状喷嘴密封连接。 According to claim I or claim 2 for mine movable bladeless fan air, wherein the air guide funnel-shaped joint, wherein the smaller diameter end connected to the outlet air treatment module, diameter larger end sealingly connected with the annular nozzle.
4.根据权利要求I或2所述的用于矿井的风动无叶风扇,其特征在于,所述环状喷嘴内孔沿其轴线方向呈喇叭状,所述环状排气口设在环状喷嘴内孔口径较小的一端且沿环状喷嘴内孔口径较小端至口径较大端方向与环状喷嘴内孔壁相切。 The wind claim I or claim 2 for mines movable bladeless fan, characterized in that the annular nozzle bore flared along its axial direction, the annular exhaust port is provided in the ring the inner diameter of smaller hole-shaped nozzle hole and the smaller diameter end of the annular nozzle along the inner end to the inner end of the larger diameter direction of the annular wall is tangent to the nozzle bore.
CN201210332464.3A 2012-09-10 2012-09-10 Pneumatic bladeless fan for mine CN102829003B (en)

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CN103883567A (en) * 2013-12-19 2014-06-25 青岛威力电子科技有限公司 Intelligent blade-less air caring system
CN103982403A (en) * 2013-02-07 2014-08-13 任文华 Fan
CN103982402A (en) * 2013-02-07 2014-08-13 任文华 Fan
CN105387511A (en) * 2015-10-28 2016-03-09 桂林新艺制冷设备有限责任公司 Warmer long in service life
WO2018071965A1 (en) * 2016-10-18 2018-04-26 VTEX Industries Pty Ltd Mine ventilation assembly

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