WO2006089461A1 - Dispositif pneumatique pour le nettoyage de conduits de ventilation - Google Patents

Dispositif pneumatique pour le nettoyage de conduits de ventilation Download PDF

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Publication number
WO2006089461A1
WO2006089461A1 PCT/CN2005/000241 CN2005000241W WO2006089461A1 WO 2006089461 A1 WO2006089461 A1 WO 2006089461A1 CN 2005000241 W CN2005000241 W CN 2005000241W WO 2006089461 A1 WO2006089461 A1 WO 2006089461A1
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WO
WIPO (PCT)
Prior art keywords
guiding
air
hammer
pipe
rotary
Prior art date
Application number
PCT/CN2005/000241
Other languages
English (en)
French (fr)
Inventor
Jiang Yu
Original Assignee
Jiang Yu
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiang Yu filed Critical Jiang Yu
Priority to US11/817,317 priority Critical patent/US7516509B2/en
Priority to EP05714772A priority patent/EP1857191A4/en
Priority to CNB2005800486911A priority patent/CN100551558C/zh
Priority to PCT/CN2005/000241 priority patent/WO2006089461A1/zh
Priority to AU2005328043A priority patent/AU2005328043A1/en
Publication of WO2006089461A1 publication Critical patent/WO2006089461A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
    • B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
    • B08B9/0495—Nozzles propelled by fluid jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
    • B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles

Definitions

  • the present invention relates to a cleaning tool, and more particularly to a pneumatic vent pipe cleaner for cleaning a ventilation duct.
  • the cleaning of the ventilation duct is generally carried out by manually collaborating with the high-pressure air traveling vehicle to clean the pipeline, and the high-pressure air is used for cleaning.
  • the cleaning personnel are required to drill into the pipeline.
  • the result of the cleanup is that the cleaning work is labor intensive and the working environment is poor.
  • the invention is entitled Patent Application for Ventilation Pipe Cleaner.
  • the technical solution in the patent application is to drive the ventilation duct by the walking vehicle.
  • the cleaner enters the pipeline for cleaning work. It has a large volume and a large loss of aerodynamic force. It is only suitable for pipelines with large pipelines and horizontally arranged, and for ventilation ducts with smaller diameters, ventilation ducts with lower air outlets and more bends. Complex ventilation ducted vehicles cannot enter the ventilation ducts at all.
  • the technical problem to be solved by the present invention is to overcome the shortcomings of the prior art and provide a pneumatic ventilation pipe cleaner which is small in size, simple in structure and convenient to use.
  • the utility model relates to a pneumatic ventilation duct cleaner, which comprises a guiding air hammer, a rotary duct, a gas pipeline and a duct rotating mechanism, wherein the guiding hammer is hollow spherical or hemispherical, and the guiding hammer is connected with the rotating duct,
  • the other end of the rotary conduit is fixedly connected to the rotary pipe of the conduit rotating mechanism, and the gas delivery pipe is connected to the other end of the conduit rotating mechanism;
  • the arc surface of the rear portion of the guiding hammer is provided with a cleaning air blasting hole and a guiding air blasting hole, and the cleaning air blasting hole is a plurality of uniformly distributed centripetal holes, and an angle between a center line of the hole and a center line of the guiding hammer The angle is 35° - 65°; the guiding air holes are two centripetal holes, and the center line of the hole is at an angle of 65°-80° to the center line of the guiding hammer, and the two guiding jets The angle between the centerlines of the holes is 75° - 105. ;
  • the duct rotating mechanism is composed of a casing, a stepping motor, a rotary seal, a rotary pipe, an intake pipe and an air inlet cover, and a stepping motor is arranged at a rear portion of the casing, and a gap is arranged between the stepping motor and the outer casing.
  • An intake hood is disposed on the shaft extension of the motor shaft, the rotary seal is disposed at a front portion of the outer casing, and a rotary tube is disposed in the rotary seal, the rotary tube is fixedly connected with the air inlet cover, and is fixed at a rear end of the outer casing Connected to the intake pipe.
  • the front end of the casing of the duct rotating mechanism is provided with a front protective cover, and an image capturing lens and a plurality of lighting lamps are arranged in the front protective cover;
  • a rear cover is disposed at a rear end of the guiding rotating mechanism, and a connecting socket of the camera lens and the illumination lamp is disposed in the back cover;
  • a rolling wheel is disposed below the guiding rotating mechanism.
  • the front protective cover beside the camera lens is provided with a blowing pipe that can be blown toward the image capturing lens, and the other end of the blowing pipe communicates with the air chamber in the outer casing.
  • Another embodiment of the pneumatic ventilating pipe cleaner according to the present invention comprises a guiding hammer, a rotating conduit, a gas pipe, and a pipe rotating mechanism, wherein the guiding hammer is hollow spherical or hemispherical, and the guiding hammer is Rotary conduits are connected;
  • the arc surface of the rear portion of the guiding hammer is provided with a cleaning air blasting hole and a guiding air blasting hole, and the cleaning air blasting hole is a plurality of uniformly distributed centripetal holes, and an angle between a center line of the hole and a center line of the guiding hammer The angle is 35° - 65°; the guiding air holes are two centripetal holes, and the angle between the center line of the hole and the center line of the guiding hammer is 65°-80°, between the center lines of the two guiding jet holes The angle between the angles is 75° - 105. ;
  • the catheter rotation mechanism is composed of a stepping motor and a rotary seal.
  • the rotation shaft of the stepping motor is a hollow shaft, and the rotary seal is fixed at the rear end of the stepping motor housing, and the rear end of the rotation shaft of the stepping motor and the end of the rotary seal.
  • the gas pipe is connected to the other end of the rotary seal fixed to the stepping motor casing, and the other end of the rotary pipe is connected to the front end of the stepping motor rotating shaft.
  • a front lens and a plurality of illumination lamps can also be provided at the front end of the stepping motor.
  • a power line and a signal line are disposed in the wall of the gas pipe.
  • a radial brush head is disposed on the front end of the guiding hammer.
  • An automatic retractor is disposed on the gas pipe outside the cleaned ventilation pipe, and the automatic retractor is a stepping motor, an active support wheel, an adjusting screw, a guiding column, a movable plate, a bottom plate, a support wheel and a support wheel.
  • the support plate bracket is fixed on the bottom plate
  • the support wheel is hinged on the support wheel bracket
  • the guide column is vertically fixed on the bottom plate
  • the stepping motor is fixed on the movable plate
  • the active friction wheel is set in the stepping motor
  • the shaft is extended and its position is matched with the support wheel.
  • the movable plate is provided with a guide hole and a threaded hole.
  • the guide hole is set on the guide post, the adjustment screw is screwed into the threaded hole, and the lower end of the adjustment screw is hinged on the bottom plate.
  • the gas pipe is disposed between the support wheel and the active friction wheel.
  • the bottom plate is further provided with a screw clamping fixed mounting bracket.
  • the stepping motor provided in the casing of the rotating mechanism of the pipe controls the rotation of the guiding air hammer, the rotary pipe and the rotating pipe, and guides the rotation of the air hammer and the rotary pipe as needed, through
  • the guided air hammer cleans the jet air to the oblique rear jet.
  • the rotary conduit is in tension.
  • the guiding hammer rotates along the inner wall surface of the circular pipe.
  • the gas pipe is slowly recovered, which constitutes the cleaning of the guiding hammer. Track and sweep the dust back out of the ventilation duct.
  • the guiding air hammer and the rotating duct stop rotating, and the guiding hammer moves horizontally or vertically along the inner wall of the rectangular duct under the action of the guiding air hole to clean the inner wall of the rectangular duct.
  • the stepping motor rotates 90 degrees, so that the guiding hammer and the rotating pipe realize the 90 degree steering under the rotation of the stepping motor.
  • the air blower tube next to the camera lens continuously blows out clean air to prevent the camera lens from being blocked and contaminated by dust.
  • it is monitored by illumination and camera lens. Under the action of the automatic retractor, Pull back the gas pipe, from It can be cleaned evenly.
  • the utility model has the advantages of the pneumatic ventilation pipe cleaner: when the ventilation pipe is cleaned, the worker does not need to drill into the pipeline for cleaning, and the direction control of the guiding hammer and the gas pipe are matched by the pneumatic principle of the guiding hammer and the guiding mechanism of the guiding mechanism.
  • the manual control and programmable control of the retractable and retractable air tube can remove the dust on the inner wall of the ventilation duct and the corners of the air duct, and the monitoring camera lens is adopted.
  • the duct rotating mechanism is lowered by the rolling wheel disposed under the air duct.
  • the pipeline recovers the resistance in the ventilation duct, and the brush head leading to the front of the air hammer can effectively prevent the guide air hammer from being damaged by other settings in the cleaned ventilation duct; the design scheme can clean the ventilation ducts of various polygons;
  • the invention discloses that the pneumatic ventilation pipe cleaner is compact in structure, is convenient for automatic operation, and has no dead angle for cleaning, which not only reduces the number of workers, but also greatly reduces the labor intensity of the staff.
  • Figure 1 is a schematic view showing the structure of a guided air hammer in the present invention.
  • Figure 2 is a partial cross-sectional view taken along line A - A of Figure 1;
  • Figure 3 is a cross-sectional view taken along the line C-C of Figure 1.
  • Figure 4 is a cross-sectional structural view of the catheter rotating mechanism of the present invention.
  • Figure 5 is a schematic view of the outline of Figure 4. '
  • Figure 6 is a side view of Figure 5.
  • Figure 7 is a front elevational view of the automatic retractor of the present invention.
  • Figure 8 is a plan view of Figure 7.
  • Figure 9 is a schematic view showing the vertical installation work of the dynamic retractor of the present invention.
  • Figure 10 is a schematic view showing the horizontal installation work of the automatic retractor of the present invention.
  • Figure 11 is a partial cross-sectional view showing a catheter rotating mechanism according to another embodiment of the present invention.
  • the pneumatic ventilating duct cleaner of the present invention comprises a guiding hammer 3, a rotating duct 4, a gas pipe 16, and a duct rotating mechanism 5, the guiding gas
  • the hammer 3 is hollow spherical or hemispherical, the guiding hammer 3 is connected to the rotary conduit 4, and the other end of the rotary conduit 4 is fixed to the rotary pipe 6 of the conduit rotating mechanism 5, the gas pipe 16 and the conduit rotating mechanism 5
  • the other end of the intake pipe 15 is connected;
  • the arcuate surface of the rear portion of the guiding hammer 3 is provided with a cleaning air venting hole 7 and a guiding air blasting hole 1, and the cleaning air blasting hole 7 is a plurality of uniformly distributed centripetal holes, the center line of the hole and the guiding air hammer 3
  • the center line has an angle of 35°-65°;
  • the guiding air-hole 1 is two centripetal holes, and the center line of the hole is at an angle of 65°-80° to the center line of the guiding hammer 3, and the two guiding jets
  • the angle between the centerlines of the holes 1 is 75. a 105 °;
  • the duct rotating mechanism 5 is composed of a casing 18, a stepping motor 13, a rotary seal, a rotary pipe 4, an intake pipe 15, and an intake cover 21.
  • the rear portion of the casing 18 is provided with a step.
  • the motor 13 is provided with a gap between the stepping motor 13 and the outer casing 18.
  • the shaft of the stepping motor 13 is extended with an air inlet cover 22, and the rotary seal is composed of a mechanical seal 23, a bearing 9 and a bearing housing 19.
  • a flange cover 12 is provided at the front of the outer casing 18, and the bearing 9 and the bearing housing 19 are disposed in the flange cover 12, the rotary pipe 6 is disposed in the bearing 19, and the mechanical seal 23 is disposed on the rotary pipe 6, The rotary pipe 6 is fixedly connected to the intake cover 21, and an intake pipe 15 is fixed to the rear end of the outer casing 18.
  • the front end of the outer casing 18 of the duct rotating mechanism 5 is provided with a front protective cover 10,
  • the camera 10 is provided with an imaging lens 8 and a plurality of illumination lamps 11;
  • a rear cover 14 is disposed at a rear end of the guiding rotating mechanism 5, and a connecting socket 17 for the camera lens 8 and the illumination lamp 11 is disposed in the rear cover 14;
  • a rolling wheel 24 is provided below the guide rotating mechanism 5.
  • the front cover 10 next to the image pickup lens 8 is provided with a blow pipe 20 which is blown toward the image pickup lens 8, and the other end of the blow pipe 20 is connected to the air chamber 22 in the outer casing 18.
  • FIGS. 1-3 and 11 in another embodiment of the present invention, it includes a guiding air hammer 3, a rotary duct 4, a gas delivery pipe 16, and a duct rotating mechanism 5, wherein the guiding air hammer 3 is hollow spherical or The hemispherical shape, the guide air hammer 3 is connected to the rotary duct 4, the other end of the rotary duct 4 is fixed to the rotary duct 6 of the duct rotating mechanism 5, and the air duct 16 and the other end of the duct rotating mechanism 5 are connected to the intake duct 15 Connected
  • the arcuate surface of the rear portion of the guiding hammer 3 is provided with a cleaning air venting hole 7 and a guiding air blasting hole 1, and the cleaning air blasting hole 7 is a plurality of uniformly distributed centripetal holes, the center line of the hole and the guiding air hammer 3
  • the center line has an angle of 35°-65°;
  • the guiding air hole 1 is two centripetal holes, and the center line of the hole is at an angle of 65° - 80° to the center line of the guiding hammer 3, and two guiding directions
  • the angle between the centerlines of the jet holes 1 is 75° -105°;
  • the duct rotating mechanism is composed of a stepping motor 13 and a rotary seal 35.
  • the stepping motor rotating shaft 36 is a hollow shaft, and the rotary seal 35 is fixed to the rear end of the stepping motor 13 housing, and the stepping motor rotating shaft 36 is behind.
  • the end is connected to one end of the rotary seal 35, and the gas pipe 16 is connected to the other end of the rotary seal 35 fixed to the outer casing of the stepping motor 13, and the other end of the rotary conduit 4 and the front end of the stepping motor rotating shaft 36 Connected.
  • a heading lens 8 and a plurality of illumination lamps 11 may also be provided at the front end of the stepping motor 13.
  • the power supply line and the signal line are disposed in the wall of the gas pipe 16;
  • a radial brush head 2 is provided on the front end of the guide hammer 3.
  • An automatic retractor is provided, which is composed of a friction wheel stepping motor 27, an active friction wheel 25, an adjusting screw 26, a guiding column 29., a movable plate 28, a bottom plate 32, a support wheel 31 and a support wheel bracket 30.
  • a supporting wheel bracket 30 is fixed on the bottom plate 32, and the supporting wheel 31 is hinged on the supporting wheel bracket 30, and the guiding column 29 is vertically fixed on the bottom plate 32; the friction wheel stepping motor 27 is fixed on the movable plate 28,
  • the active friction wheel 25 is disposed on the shaft extension of the friction wheel stepping motor 27, and its position is matched with the support wheel 31.
  • the movable plate 28 is provided with a guide hole and a threaded hole, and the guide post 29 is inserted into the guide of the movable plate 28.
  • the adjusting screw 26 is screwed into the threaded hole, and the lower end of the adjusting screw 26 is hinged to the bottom plate 32, and the gas pipe 16 is disposed between the support wheel 31 and the active friction wheel 25.
  • the bottom plate 32 is further provided with a screw clamping fixing bracket 34.
  • the gas delivery pipe 16 in the two embodiments of the present invention can be retracted and cleaned using an automatic retractor, or can be quickly retracted or slowly retracted by manual or electric means by means of a winch.
  • the brush head 2 disposed on the guiding hammer 3 can not only assist the guiding hammer 3 to complete the cleaning work, but also effectively prevent the guiding hammer 3 from damaging the electrical circuit and other facilities laid in the ventilation duct, the present invention Pneumatic ventilation pipe cleaner, when entering the cleaned ventilation pipe, can be drilled into the ventilation pipe under the action of the guiding air hammer 3 to the rear air. When cleaning, it can be cleaned back by shrinking. The dust that has been cleaned in the ventilation duct is discharged.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Cleaning In General (AREA)

Description

气动式通风管道清洁器
技术领域：
本发明涉及一种清洁工具， 更具体的说， 本发明是一种用于清 理通风管道的气动式通风管道清洁器。
背景技术：
现有技术中对通风管道的清理， 一般还是釆用人工方式配合高 压空气行走车对管道进行清理的方法， 利用高压空气进行清理， 对 于直径比较大的通风管道则需要清理人员钻入管道内进行清理， 结 果是清理工作的劳动强度大， 工作环境差。 本申请人在 2003年 11 月 14曰申请了一项申请号为 200310113320. X的中国专利申请， 发 明名称为通风管道清洁器的专利申请， 该专利申请中的技术方案是 由行走车带动通风管道清洁器进入管道进行清理工作， 其体积较 大， 气动力损失较大， 只适用于管道粗大并处于水平设置的管道， 而对于直径较小的通风管道、 设有下风口的通风管道和拐弯多复杂 的通风管道行走车根本无法进入通风管道内工作。
发明内容：
本发明所要解决的技术问题是克服现有技术的缺点， 提供一种 体积小， 结构简单， 使用方便的气动式通风管道清洁器。
本发明涉及的气动式通风管道清洁器， 它包括有导向气锤、 回 转导管、 输气管、 导管转动机构， 所述导向气锤为空心球状或半球 状， 导向气锤与回转导管相连， 所述回转导管的另一端与导管转动 机构的回转管相固接， 所述输气管与导管转动机构的另一端进气管 相连接；
所述导向气锤后部的圆弧面上设有清扫喷气孔和导向喷气孔， 所述清扫喷气孔为若干个均匀分布的向心孔, 其孔中心线与导向气 锤中心线的夹角为 35° — 65° ； 所述导向喷气孔为两个向心孔， 其 孔中心线与导向气锤的中心线的夹角为 65° —80° ，两个导向喷气 孔中心线之间.的夹角为 75° —105。 ；
所述导管转动机构由外壳、 步进电机、 旋转密封、 回转管、 进 气管和进气罩构成， 所述外壳内后部设有步进电机， 其步进电机与 外壳间设有间隙， 步进电机转轴的轴伸上设有进气罩， 所述旋转密 封设置在外壳的前部， 在旋转密封中设有回转管， 所述回转管与进 气罩相固定连接， 在外壳后端固接有进气管。
所述导管转动机构外壳前端设有前保护罩， 在前保护罩内设有 摄像镜头和若干个照明灯；
所述导向转动机构后端设有后盖， 在后盖内设有摄像镜头和照 明灯的接线插座；
所述导向转动机构的下方设有滚动车轮。
所述摄像镜头旁的前保护罩上设有一根可吹向摄像镜头的吹 风管， 该吹风管的另一端与外壳内的空气室相连通。
本发明涉及的气动式通风管道清洁器的另一种实施方案， 它包 括有导向气锤、 回转导管、 输气管、 导管转动机构， 所述导向气锤 为空心球状或半球状， 导向气锤与回转导管相连；
所述导向气锤后部的圆弧面上设有清扫喷气孔和导向喷气孔， 所述清扫喷气孔为若干个均匀分布的向心孔， 其孔中心线与导向气 锤中心线的夹角为 35° — 65° ； 所述导向喷气孔为两个向心孔， 其 孔中心线与导向气锤的中心线的夹角为 65° --80° ，两个导向喷气 孔中心线之间的夹角为 75° —105。 ；
所述导管转动机构由步进电机、 旋转密封构成， 所述步进电机 转动轴为空心轴， 旋转密封固定在步进电机外壳的后端， 步进电机 转动轴的后端与旋转密封的一端相连接， 所述输气管与固定在步进 电机外壳的旋转密封另一端相连接， 所述回转导管的另一端与步进 电机转动轴的前端相连接。
在步进电机前端也可以设有摄向镜头和若干个照明灯。
所述输气管壁内设有电源线和信号线。 所述导向气錘的前端上设有成放射状的毛刷头。
设置在被清理的通风管道外的输气管上还设有自动收缩器， 所 述自动收缩器是由步进电机、 主动支撑轮、 调节螺钉， 导向柱、 活 动板、 底板、 支撑轮和支撑轮支架构成， 所述底板上固设有支撑轮 支架， 支撑轮铰接在支撑轮支架上， 导向柱垂直固定在底板上； 所 述步进电机固定在活动板上， 主动摩擦轮设置在步进电机的轴伸 上， 并且其位置与支撑轮相吻合， 活动板上设有导孔和螺紋孔， 导 孔套装在导向柱上， 调节螺钉旋装在螺紋孔中， 调节螺钉的下端铰 接在底板上， 所述输气管设置在支撑轮和主动摩擦轮间。
所述底板上还设有螺钉夹紧固定安装架。
在通风管道清洁器清理圆形管道的使用中， 通过设置在导管转 动机构外壳内的步进.电机控制导向气锤、 回转管和回转导管的转 动， 根据需要导向气锤和回转导管转动， 通过导向气锤清扫喷气孔 向斜后方喷气的作用， 回转导管处于拉紧的状态， 导向气錘沿圆形 管道内壁表面回转， 配合自动收缩器， 将输气管缓慢回收， 构成导 向气锤后退的清理轨迹， 并将尘埃向后清理出通风管道。
在对矩形通风管道进行清理时， 在步进电机控制作用下， 导向 气锤和回转导管停止转动， 导向气锤在导向喷气孔的作用下沿矩形 管道内壁作水平或者垂直移动清理矩形管道内壁， 当导向气锤移动 到矩形管道的转角处时， 步进电机转动 90度， 使导向气锤和回转 导管在步进电机的转动作用下， 实现 90度的转向。 同理， 实现导 向气锤矩形管道内壁表面的矩形回转， 在结合输气管缓慢回收， 实 现导向气锤以矩形截面螺旋后退的清理轨迹， 将尘埃向后清理出管 道。
在通风管道进行清理的过程中， 摄像镜头旁的吹风管不断的吹 出干净的空气， 以阻止摄像镜头被尘埃遮挡和污染， 工作中通过照 明和摄像镜头进行监控， 在自动收缩器的作用下， 回拉输气管， 从 而可均匀的进行清理。
本发明气动式通风管道清洁器的优点是： 在进行通风管道清理 时， 工作人员不用钻入管道内进行清理， 通过导向气錘气动原理， 配合导管转动机构对导向气锤的方向控制和输气管收放器对输气 管的收放的手动控制和可编程控制， 可将通风管道内壁上及各角落 的尘埃清除， 配以监控的摄像镜头， 导管转动机构通过其下方设置 的滚动车轮， 降低了管线在通风管道中回收阻力， 导向气锤前部的 毛刷头可有效的防止导向气锤对被清扫通风管道内其它设置的破 坏； 本设计方案可以对各种多边形的通风管道进行清理; 本发明气 动通风管道清洁器结构紧凑， 有利于自动化搡作， 清洁无死角， 不 但减少了工作人员的数量， 而且大大降低了工作人员的劳动强度。 附图说明：
图 1为本发明中导向气锤的结构示意图。
图 2为图 1中的 A— A向局部剖视图。
图 3为图 1的 C一 C向截面示意图。
图 4为本发明中导管转动机构的剖视结构示意图。
图 5为图 4 的外形示意图。 '
图 6为图 5的侧视图。
图 7为本发明中自动收缩器的主视图。
图 8为图 7的俯视图。
图 9为本发明中动收缩器的垂直安装工作示意图。
图 10为本发明中自动收缩器的水平安装工作示意图。
图 11为本发明另一实施例的导管转动机构局部剖视图。
图中： 1导向喷气孔、 2毛刷头、 3导向气锤、 4回转导管、 5 导管转动机构、 6回转管、 7清扫喷气孔、 8摄像镜头、 9轴承、 10 前保护罩、 11照明灯、 12法兰盖、 13步进电机、 14后盖、 15进气 管、 16输气管、 17接线插座、 18外壳、 19轴承座、 20吹风管、 21 进气罩、 22空气室、 23机械密封、 24滚动车轮、 25主动摩擦轮、 26调整螺钉、 27摩擦轮步进电机、 28活动板、 29导向柱、 30支撑 轮支架、 31支撑轮、 32底板、 33通风管道壁、 34固定安装架、 35 旋转密封、 36步进电机转动轴。
下面结合附图对本发明做进一步说明。
具体实施方式：
如图 1一 3 中所示， 本发明涉及的气动式通风管道清洁器的一 个实施例中， 它包括有导向气锤 3、 回转导管 4、 输气管 16、 导管 转动机构 5， 所述导向气锤 3为空心球状或半球状 , 导向气锤 3与 回转导管 4相连， 所述回转导管 4的另一端与导管转动机构 5的回 转管 6相固接， 所述输气管 16与导管转动机构 5的另一端进气管 15相连接；
所述导向气锤 3后部的圆弧面上设有清扫喷气孔 7和导向喷气 孔 1 , 所述清扫喷气孔 7为若干个均匀分布的向心孔, 其孔中心线 与导向气锤 3中心线的夹角为 35° —65° ；所述导向喷气孔 1为两 个向心孔， 其孔中心线与导向气锤 3的中心线夹角为 65° -80° , 两个导向喷气孔 1中心线之间的夹角为 75。 一105° ；
如图 4一 6所示，所述导管转动机构 5由外壳 18、步进电机 13、 旋转密封、 回转管 4、 进气管 15和进气罩 21构成， 所述外壳 18 内后部设有步进电机 13, 其步进电机 13与外壳 18之间设有间隙， 步进电机 13的转轴轴伸上设有进气罩 22, 所述旋转密封由机械密 封 23、 轴承 9和轴承座 19构成， 在外壳 18的前部设有法兰盖 12, 轴承 9和轴承座 19设置在法兰盖 12中， 所述回转管 6设置在轴承 19中， 机械密封 23设置在回转管 6上， 所述回转管 6与进气罩 21 相固定连接， 在外壳 18后端固接有进气管 15。
所述导管转动机构 5的外壳 18前端设有前保护罩 10, 在前保 护罩 10内设有摄像镜头 8和若干个照明灯 11;
所述导向转动机构 5后端设有后盖 14, 在后盖 14内设有摄像 镜头 8和照明灯 11的接线插座 17;
所述导向转动机构 5的下方设有滚动车轮 24。
所述摄像镜头 8旁的前保护罩 10上设有一根可吹向摄像镜头 8 的吹风管 20， 该吹风管 20的另一端与外壳 18内的空气室 22相连 通。
如图 1-3和图 11所示， 本发明另一实施例中， 它包括有导向 气锤 3、 回转导管 4、 输气管 16、 导管转动机构 5， 所述导向气锤 3 为空心球状或半球状， 导向气锤 3与回转导管 4相连， 所述回转导 管 4的另一端与导管转动机构 5的回转管 6相固接，所述输气管 16 与导管转动机构 5的另一端进气管 15相连接；
所述导向气锤 3后部的圆弧面上设有清扫喷气孔 7和导向喷气 孔 1 , 所述清扫喷气孔 7为若干个均匀分布的向心孔， 其孔中心线 与导向气锤 3中心线的夹角为 35° --65° ；所述导向喷气孔 1为两 个向心孔， 其孔中心线与导向气锤 3的中心线夹角为 65° — 80° ， 两个导向喷气孔 1中心线之间的夹角为 75° --105° ；
所述导管转动机构由步进电机 13、 旋转密封 35构成， 所述步 进电机转动轴 36为空心轴， 旋转密封 35固定在步进电机 13外壳 的后端， 步进电机转动轴 36的后端与旋转密封 35的一端相连接， 所述输气管 16与固定在步进电机 13外壳的旋转 *封 35另一端相 连接， 所述回转导管 4的另一端与步进电机转动轴 36的前端相连 接。
在步进电机 13前端也可以设有摄向镜头 8和若干个照明灯 11。 在上述两个实施例中所述输气管 16 的管壁内设有电源线和信 号线；
所述导向气锤 3的前端上设有成放射状的毛刷头 2。
如图 7— 10所示， 设置在被清理的通风管道外的输气管 16上 设有自动收缩器， 所述自动收缩器是由摩擦轮步进电机 27、 主动摩 擦轮 25、 调节螺钉 26, 导向柱 29.、 活动板 28、 底板 32、 支撑轮 31和支撑轮支架 30构成， 所述底板 32上固设有支撑轮支架 30， 支撑轮 31铰接在支撑轮支架 30上， 导向柱 29垂直固定在底板 32 上； 所述摩擦轮步进电机 27固定在活动板 28上， 主动摩擦轮 25 设置在摩擦轮步进电机 27的轴伸上， 并且其位置与支撑轮 31相吻 合， 活动板 28上设有导向孔和螺紋孔， 导向柱 29插装在活动板 28 的导向孔中， 调节螺钉 26旋装在螺紋孔中， 调节螺钉 26的下端铰 接在底板 32上， 所述输气管 16设置在支撑轮 31和主动摩擦轮 25 之间。 '
所述底板 32上还设有螺钉夹紧固定安装架 34。
本发明的两个实施例中的输气管 16 可以使用自动收缩器进行 回缩清扫， 也可以釆用绞盘方式， 通过手动或者电动实现对输气管 快速收放或者缓慢的收回。 在导向气锤 3上设置的毛刷头 2不但可 以起到辅助导向气锤 3完成清扫工作, 而且可以有效的防止导向气 锤 3损坏通风管道内所铺设的电器线路和其它设施， 本发明的气动 式通风管道清洁器， 在进入被清理通风管道时， 可以在导向气锤 3 向后喷气的作用下钻入通风管道内， 在进行清理工作时， 以向回收 缩的方式进行清理， 便于将通风管道内被清理的尘埃排出。

Claims

杈利要求
1.一种气动式通风管道清洁器， 它包括有导向气锤、回转导管、 输气管、 导管转动机构， 所述导向气锤为空心球状或半球状, 导向 气锤与回转导管相连， 所述回转导管的另一端与导管转动机构的回 转管相固接， 所述输气管与导管转动机构的另一端进气管相连接， 其特征在于：
所述导向气锤后部的圆弧面上设有清扫喷气孔和导向喷气孔， 所述清扫喷气孔为若干个均匀分布的向心孔， 其孔中心线与导向气 锤中心线的夹角为 35° -65° ； 所述导向喷气孔为两个向心孔， 其 孔中心线与导向气锤的中心线的夹角为 65。 一80。 ，两个导向喷气 孔中心线之间的夹角为 75。 -105° ；
所述导管转动机构由外壳、 步进电机、 旋转密封、 回转管、 进 气管和进气罩构成， 所述外壳内后部设有步进电机， 其步进电机与 外壳间设有间隙， 步进电机转轴的轴伸上设有进气罩， 所述旋转密 封设置在外壳的前部， 在旋转密封中设有回转管， 所述回转管与进 气罩相固定连接， 在外壳后端固接有进气管。
2.根据权利要求 1所述的气动式通风管道清洁器,其特征在于： 所述导管转动机构外壳前端设有前保护罩， 在前保护罩内设有 摄像镜头和若干个照明灯；
所述导向转动机构后端设有后盖， 在后盖内设有摄像镜头和照 明灯的接线插座；
所述导向转动机构的下方设有滚动车轮。
3.根据权利要求 2中所述的气动式通风管道清洁器， 其特征在 于： 所述摄像镜头旁的前保护罩上设有一根可吹向摄像镜头的吹风 管， 该吹风管的另一端与外壳内的空气室相连通。
4.一种气动式通风管道清洁器， 它包括有导向气锤、回转导管、 输气管、 导管转动机构， 所述导向气锤为空心球状或半球状， 导向 气锤与回转导管相连， 其特征在于：
所述导向气锤后部的圆弧面上设有清扫喷气孔和导向喷气孔， 所述清扫喷气孔为若干个均匀分布的向心孔， 其孔中心线与导向气 锤中心线的夹角为 35° —65° ； 所述导向喷气孔为两个向心孔， 其 孔中心线与导向气锤的中心线的夹角为 65° —80° ，两个导向喷气 孔中心线之间的夹角为 75。 一105° ；
所述导管转动机构由步进电机、 旋转密封构成， 所述步进电机 的转动轴为空心轴， 旋转密封固定在步进电机外壳的后端， 步进电 机转动轴的后端与旋转密封的一端相连接， 所述输气管与固定在步 进电机外壳的旋转密封另一端相连接， 所述回转导管的另一端与步 进电机转动轴的前端相连接。
5.根据杈利要求 4中所述的气动式通风管道清洁器， 其特征在 于： 在步进电机前端也可以设有摄向镜头和若干个照明灯。
6.根据权利要求 1或 4中所述的气动式通风管道清洁器， 其特 征在于: 所述输气管壁内设有电源线和信号线。
7.根据权利要求 1或 4所述的气动式通风管道清洁器， 其特征 在于： 所述导向气锤的前端上设有成放射状的毛刷头。
8.根据杈利要求 1或 4所述的气动式通风管道清洁器， 其特征 在于： 设置在被清理的通风管道外的输气管上还设有自动收缩器， 所述自动收缩器是由步进电机、 主动支撑轮、 调节螺钉， 导向柱、 活动板、 底板、 支撑轮和支撑轮支架构成， 所述底板上固设有支撑 轮支架， 支撑轮铰接在支撑轮支架上， 导向柱垂直固定在底板上； 所述步进电机固定在活动板上， 主动摩擦轮设置在步进电机的轴伸 上， 并且其位置与支撑轮相吻合， 活动板上设有导孔和螺紋孔， 导 孔套装在导向柱上， 调节螺钉旋装在螺紋孔中， 调节螺钉的下端铰 接在底板上， 所述输气管设置在支撑轮和主动摩擦轮间。
9.根据权利要求 8所述的气动式通风管道清洁器,其特征在于: 所述底板上还设有螺钉夹紧固定安装架。
PCT/CN2005/000241 2005-02-28 2005-02-28 Dispositif pneumatique pour le nettoyage de conduits de ventilation WO2006089461A1 (fr)

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EP05714772A EP1857191A4 (en) 2005-02-28 2005-02-28 COMPRESSED AIR DEVICE FOR CLEANING VENTILATION CHANNELS
CNB2005800486911A CN100551558C (zh) 2005-02-28 2005-02-28 气动式通风管道清洁器
PCT/CN2005/000241 WO2006089461A1 (fr) 2005-02-28 2005-02-28 Dispositif pneumatique pour le nettoyage de conduits de ventilation
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