WO1999009353A1 - Atomiseur de soudage et de decoupage a essence et oxygene et torche comportant cet atomiseur - Google Patents
Atomiseur de soudage et de decoupage a essence et oxygene et torche comportant cet atomiseur Download PDFInfo
- Publication number
- WO1999009353A1 WO1999009353A1 PCT/CN1998/000097 CN9800097W WO9909353A1 WO 1999009353 A1 WO1999009353 A1 WO 1999009353A1 CN 9800097 W CN9800097 W CN 9800097W WO 9909353 A1 WO9909353 A1 WO 9909353A1
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- WO
- WIPO (PCT)
- Prior art keywords
- oxygen
- gasoline
- cutting
- thin tube
- atomizer
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
- F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
- F23D11/101—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting before the burner outlet
- F23D11/102—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting before the burner outlet in an internal mixing chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/38—Torches, e.g. for brazing or heating
- F23D14/42—Torches, e.g. for brazing or heating for cutting
Definitions
- the invention relates to a gasoline-oxygen cutting atomizer and a cutting torch, and belongs to the technical field of machining.
- the gasoline-oxygen cutting machine designed by the inventor can already cut 300 mm thick steel, and can punch holes in the middle of 80 mm thick steel plates.
- the gasoline cutting machine consists of a cutting nozzle, a special isobar cutting torch, a pressure-stabilizing liquid supply tank, and the like.
- the atomization space and mixing space of the torch when cutting thick plates and increasing the oil supply, poor atomization occurs, that is, Mars generated by small oil droplets in the flame.
- the torch joint on the torch and torch The connection is achieved through the coordination of three 3 ° cones. In use, some conical surfaces often have poor contact, resulting in gas and oil strings, which deteriorates the working conditions and the flame is not strong enough.
- the purpose of the present invention is to design a gasoline-oxygen cutting and welding atomizer and its cutting torch, use the energy of oxygen to atomize gasoline, and fix this atomizer in the cutting torch head or preheating oxygen pipe to improve Gasoline atomization level, so as to obtain an ideal flame with sufficient combustion, concentrated flame and easy adjustment.
- the gasoline-oxygen cutting and welding atomizer designed by the invention is composed of an atomizer body, a gasoline inlet, a preheated oxygen inlet, a gasoline thin tube and a preheated oxygen thin tube.
- the preheated oxygen thin tube communicates with the preheated oxygen inlet.
- the diameter of the preheated oxygen thin tube is 0.5 ⁇ 2.5 mm; one end of the gasoline thin tube communicates with the gasoline inlet and the other end communicates with the preheated oxygen thin tube.
- the atomizer end face H 0.5 ⁇ 3 mm enters the preheated thin oxygen tube, and the diameter of the gasoline thin tube is 0.5 ⁇ 0.8 mm.
- An outlet of the gasoline thin tube is provided on an outlet cone of the preheated oxygen thin tube.
- the invention also designs a gasoline-oxygen cutting device which is specially used in combination with a gasoline-oxygen cutting atomizer.
- the torch includes an oil supply pipe, an air supply pipe, a cutting torch body, a cutting oxygen pipe, a preheating oxygen pipe, a cutting nozzle joint, a cutting nozzle, an oil supply pipe and an air supply pipe communicating with the cutting nozzle joint through the cutting torch body, and the cutting nozzle is screwed in On the cutting nozzle joint, the cutting torch also includes a gasoline-oxygen cutting and welding atomizer.
- the gasoline-oxygen cutting and welding atomizer is placed in the cutting nozzle joint.
- the atomizer is composed of gasoline inlet, gasoline thin tube, preheated oxygen inlet and preheated oxygen thin tube.
- the preheated oxygen inlet communicates with the preheated oxygen tube.
- One end of the hot oxygen tube is in communication with the preheated oxygen inlet, the other end is in communication with the cavity in the head of the cutting nozzle, the gasoline inlet is in communication with the torch body, one end of the gasoline tube is in communication with the gasoline inlet, and the other end is away from the atomizer
- Preheated oxygen thin tubes are inserted at the end of 0.5 ⁇ 3mm, the diameter of gasoline thin tubes is 0.5 ⁇ 0.8mm, and the diameter of preheated oxygen tubes is 0.5 ⁇ 2.5mm.
- Another gasoline-oxygen torch designed by the present invention includes a fuel supply pipe, an air supply pipe, a torch body, a cutting oxygen pipe, a preheated oxygen pipe, a cutting nozzle joint, a cutting nozzle, an oil supply pipe and an air supply pipe through a cutting torch
- the body is in communication with the cutting tip joint, the cutting tip is screwed on the cutting tip joint, and the cutting torch further includes a gasoline-oxygen cutting and welding atomizer.
- Gasoline-oxygen cutting and welding atomizer is placed in the preheated oxygen tube.
- the atomizer is composed of gasoline inlet, gasoline thin tube, preheated oxygen inlet and preheated oxygen thin tube.
- the preheated oxygen inlet communicates with the preheated oxygen tube.
- One end of the hot oxygen tube is in communication with the preheated oxygen inlet, the other end is in communication with the cavity in the head of the cutting nozzle, the gasoline inlet is in communication with the torch body, one end of the gasoline tube is in communication with the gasoline inlet, and the other end is away from the atomizer
- Preheated oxygen thin tubes are inserted at the end of 0.5-3mm.
- the diameter of gasoline thin tubes is 0.5 ⁇ 0.8mm, and the diameter of preheated oxygen thin tubes is 0.5 ⁇ 2.5mm.
- Another gasoline-oxygen cutting torch designed by the present invention which is specially used in a semi-automatic cutting machine, includes a gas supply pipe, a cutting oxygen pipe, a preheating oxygen pipe, a cutting nozzle joint, a cutting nozzle, a gas supply pipe, a preheating oxygen pipe, and a cutting oxygen pipe. It is communicated with the cutting nozzle connector, and the cutting nozzle is screwed on the cutting nozzle connector.
- the cutting torch also includes a gasoline-oxygen cutting and welding atomizer, and the gasoline-oxygen cutting and welding atomizer is placed at the connection between the preheated oxygen pipe and the cutting nozzle joint.
- the atomizer is composed of gasoline inlet, gasoline thin tube, preheated oxygen inlet and preheated oxygen thin tube.
- the preheated oxygen inlet communicates with the preheated oxygen tube.
- One end of the preheated oxygen thin tube communicates with the preheated oxygen inlet and the other end It is in communication with the cavity in the head of the cutting nozzle, the gasoline inlet is connected with the gas supply pipe, one end of the gasoline thin tube is connected with the gasoline inlet, and the other end is connected with a preheated oxygen thin tube at a distance of 0.5-3 mm from the end of the atomizer.
- the diameter of the thin tube is 0.5 to 0.8 mm, and the diameter of the preheated oxygen thin tube is 0.5-2.5 mm.
- gasoline can be fully atomized with the energy of oxygen, and then The atomized gasoline and oxygen are fully mixed to obtain an ideal flame.
- the atomizer is fixed in the torch head or the preheated oxygen pipe, which can greatly improve the atomization level of gasoline, so as to obtain an ideal flame with sufficient combustion, concentrated fire and easy adjustment.
- FIG. 1 is a schematic structural diagram of a gasoline-oxygen cutting and welding atomizer designed by the present invention.
- FIG. 2 is an embodiment of the atomizer shown in FIG. 1.
- FIG. 2 is an embodiment of the atomizer shown in FIG. 1.
- Figure is the structure diagram of the gasoline-oxygen torch used in conjunction with the atomizer.
- Figures 4 and 5 are schematic diagrams of the cutting torches in two other structural forms.
- reference numeral 1 is an atomizer body
- 2 is a gasoline inlet
- 3 is a preheated oxygen inlet
- 4 is a preheated oxygen thin tube
- 5 is a gasoline thin tube.
- the working principle of the atomizer is: When the preheated oxygen enters the thin tube 4 from the inlet 3, the gasoline sent through the gasoline thin tube 5 is dispersed into a very fine mist, and then enters the cutting nozzle. Until it is sprayed from the tail of the cutting nozzle, the work can be ignited. In this process, the oxygen and the atomized gasoline are fully mixed, which is the main reason to obtain an ideal flame.
- the diameter of the preheated oxygen thin tube 4 is 0.5 to 2.5 mm, and the diameter of the gasoline thin tube 5 is 0.5 to 0.8 mm.
- the taper surface of the gasoline pipe 5 is exactly on the taper surface. In this way, the negative pressure caused by the high-speed oxygen flow can make the fuel supply system better guarantee the gasoline supply.
- FIGS 3 to 5 are schematic diagrams of the structure of the gasoline-oxygen torch used with the atomizer.
- 7 is the fuel supply pipe
- 8 is the gas supply pipe
- 9 is the gasoline trim valve
- 10 is the cutting valve.
- the torch body, 11 is a cutting oxygen tube
- 12 is a cutting nozzle joint
- 13 is a cutting nozzle
- 14 and 15 are preheating oxygen valves and cutting oxygen valves provided on the torch body
- 16 is a preheating oxygen tube.
- the atomizer 1 is placed in the cutting nozzle joint 12, and the gasoline inlet 2 of the atomizer is placed
- the oil supply pipe is connected with the cutting torch body, the preheating oxygen inlet 3 is connected with the cutting torch body 10, and the preheating oxygen thin tube 4 opens into the cavity in the head of the cutting nozzle 13.
- the diameter of the preheated oxygen thin tube 4 is 1 mm
- the diameter of the gasoline thin tube 5 is 0.6 mm
- the gasoline thin tube 5 enters the preheated oxygen thin tube 1 mm from the end face of the atomizer. in.
- the atomizer 1 is placed in the preheating oxygen pipe 16, the gasoline inlet 2 of the atomizer is in communication with the oil supply pipe in the torch body, and the preheating oxygen inlet 3 is connected with the torch body 10,
- the preheated oxygen thin tube 4 communicates with the cavity in the head of the cutting nozzle 13 through the preheated oxygen tube 16.
- the diameter of the preheated oxygen thin tube 4 is 1 mm
- the diameter of the gasoline thin tube 5 is 0.6 mm
- the gasoline thin tube 5 enters the preheated oxygen thin tube 1 mm from the end face of the atomizer. in.
- FIG. 5 it is a cutting torch used on a semi-automatic cutting welder.
- the atomizer 1 is placed at the junction of the preheated oxygen pipe 16 and the cutting nozzle joint.
- the preheated oxygen inlet 3 of the atomizer is communicated with the preheated oxygen pipe 16
- the gasoline inlet 2 is communicated with the gas supply pipe 7
- the preheated oxygen thin pipe 4 is communicated with the cavity at the head of the cutting nozzle 13.
- the diameter of the preheated oxygen thin tube 4 is 1.5 mm
- the diameter of the gasoline thin tube 5 is 0.7 mm
- the gasoline thin tube 5 enters the preheated oxygen thin tube 1.5 mm from the end face of the atomizer. in.
- the invention can be applied to the cutting of parts and materials such as steel plates, reducing the cost and improving the quality.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles For Spraying Of Liquid Fuel (AREA)
- Gas Burners (AREA)
- Spray-Type Burners (AREA)
Description
化器及其割炬 技术领域
本发明涉及一种汽油一氧气割烊雾化器及其割炬， 属机械加工技术领 域。
背景技术
目前， 由本发明人设计的汽油 -氧气切割机已经可以切割 300毫米厚 的钢材， 并可在 80亳米厚的钢板中间打洞。 该汽油切割机由割嘴、 专用等 压割炬、 稳压供液罐等组成， 专利号为 ZL922257310、 ZL922448523 ZL942474872„ 上述专利的缺点是， 由于汽油的雾化是在割嘴内进行， 窄 小的雾化空间和掺混空间， 使切割厚板而需要将供油量加大时， 出现雾化 不良， 即火焰中有小油滴生成的火星。 另外割嘴和割炬上割炬接头的连接 是通过三个 3(/的锥面配合来实现的， 在使用时经常出现有的锥面接触不良 而产生串气、 串油现象， 使工况恶化， 火焰不够坚挺。
发明内容
本发明的目的是设计一种汽油 -氧气割焊雾化器及其割炬， 利用氧气 的能量将汽油雾化， 并将这个雾化器固定在割炬头或预热氧管中， 以提高 汽油雾化水平， 从而获得燃烧充分、 火焰集中， 调节容易的理想火焰。
本发明设计的汽油-氧气割焊雾化器， 由雾化器本体、 汽油进口、 预 热氧进口、 汽油细管和预热氧细管组成。 预热氧细管与预热氧进口相通， 预热氧细管的直径为 0.5 ~ 2.5毫米； 汽油细管的一端与汽油进口相通, 另 一端与预热氧细管相通， 汽油细管在距雾化器端面 H = 0.5 ~ 3毫米处进 入预热细氧管， 汽油细管的直径为 0.5 ~ 0.8亳米。
为了使汽油充分雾化， 可以将雾化器的预热氧细管的出口设计成锥 形， 锥面的角度 α = 15。 ~ 60。 ， 所述的汽油细管的出口设在所述的预 热氧细管的出口锥面上。
本发明还设计了专与汽油 -氧气割烊雾化器配套使用的汽油―氧气割
炬， 包括供油管、 供气管、 割炬本体、 切割氧管、 预热氧管、 割嘴接头、 割嘴， 供油管和供气管通过割炬本体与割嘴接头相通， 割嘴拧在割嘴接头 上， 该割炬还包括汽油 -氧气割焊雾化器。 汽油-氧气割焊雾化器置于割 嘴接头内， 雾化器由汽油进口、 汽油细管、 预热氧进口和预热氧细管組成， 预热氧进口与预热氧管相通， 预热氧细管的一端与预热氧进口相通， 另一 端与割嘴头部的空腔相通， 汽油进口与割炬本体相通， 汽油细管的一端与 汽油进口相通， 另一端在距雾化器端面 0.5 ~ 3亳米处通入预热氧细管， 汽 油细管的直径为 0.5 ~ 0.8亳米， 预热氧细管的直径为 0.5 ~ 2.5亳米。
本发明设计的另一种汽油-氧气割炬， 包括供油管、 供气管、 割炬本 体、 切割氧管、 预热氧管、 割嘴接头、 割嘴， 供油管和供气管通过割炬本 体与割嘴接头相通， 割嘴拧在割嘴接头上， 该割炬还包括汽油-氧气割焊 雾化器。 汽油-氧气割焊雾化器置于预热氧管内， 雾化器由汽油进口、 汽 油细管、 预热氧进口和预热氧细管组成， 预热氧进口与预热氧管相通， 预 热氧细管的一端与预热氧进口相通， 另一端与割嘴头部的空腔相通， 汽油 进口与割炬本体相通， 汽油细管的一端与汽油进口相通， 另一端在距雾化 器端面 0.5 - 3亳米处通入预热氧细管，汽油细管的直径为 0.5 ~ 0.8毫米， 预热氧细管的直径为 0.5 ~ 2.5亳米。
本发明设计的又一种汽油-氧气割炬， 专用于半自动切割机， 包括供 气管、 切割氧管、 预热氧管、 割嘴接头、 割嘴， 供气管、 预热氧管和切割 氧管分别与割嘴接头相通， 割嘴拧在割嘴接头上。 该割炬还包括汽油-氧 气割焊雾化器， 汽油 -氧气割焊雾化器置于预热氧管与割嘴接头的连接 处。 雾化器由汽油进口、 汽油细管、 预热氧进口和预热氧细管组成， 预热 氧进口与预热氧管相通， 预热氧细管的一端与预热氧进口相通， 另一端与 割嘴头部的空腔相通， 汽油进口与供气管相通， 汽油细管的一端与汽油进 口相通， 另一端在距雾化器端面 0.5 - 3亳米处通入预热氧细管， 汽油细管 的直径为 0.5 ~ 0.8亳米， 预热氧细管的直径为 0.5 - 2.5毫米。
使用本发明设计的雾化器， 可以利用氧气的能量将汽油充分雾化， 再
使雾化后的汽油与氧气充分掺混， 就可以获得理想火焰。 将本雾化器固定 在割炬头部或预热氧管中， 可大大提高汽油雾化水平， 从而获得燃烧充分、 火熇集中、 调节容易的理想火焰。
附图概述
下面结合附图及实施例对本发明进行详细说明， 附图中：
图 1是本发明设计的汽油 -氧气割焊雾化器的结构示意图。
图 2是图 1所示雾化器的一个实施例。
图； 是与雾化器相配套使用的汽油 -氧气割炬的结构示意图。
图 4和图 5是另外两种结构形式的割炬的结构示意图。
本发明的最佳实施方式
图 1和图 2中， 标号 1是雾化器本体， 2是汽油进口， 3是预热氧进 口， 4是预热氧细管， 5是汽油细管。 如图所示的雾化器的工作原理是： 预热氧从进口 3处进入细管 4时， 将通过汽油细管 5送入的汽油冲散成极 细的雾状， 然后进入割嘴， 直至从割嘴尾部喷出， 即可点燃工作。 在这个 过程中， 氧气和雾化后的汽油充分掺混， 这是获得理想火焰的主要原因。 雾化器中，预热氧细管 4的直径为 0.5 - 2.5毫米，汽油细管 5的直径为 0.5 ~ 0.8亳米， 细管 5进入细管 4处离雾化器的端面的距离 H = 0.5 ~ 3毫米。 本实用新型的一个实施例是： 氧气细管直径为 1毫米， 汽油细管直径为 0.5 亳米， H = 1亳米。
预热氧细管出口处 6还可以是 α = 30。 ~ 90。 的锥面， 汽油细管 5 的出口正好处于锥面上， 这样高速氧流造成的负压可使供油系统更好地 保证汽油的供给。 本发明的一个实施例是 α = 45 ° , 如图 2所示。
图 3 ~图 5是与雾化器相配套使用的汽油-氧气割炬的结构示意图， 图 3 ~图 5中， 7是供油管， 8是供气管， 9是汽油微调阀门， 10是割 炬本体， 11是切割氧管， 12是割嘴接头， 13是割嘴， 14和 15是设于 割炬本体上的预热氧阀门和切割氧阀门， 16是预热氧管。
如图 3所示， 雾化器 1置于割嘴接头 12中， 雾化器的汽油进口 2置
于供油管中， 并与割炬本体相联， 预热氧进口 3与割炬本体 10相联， 预 热氧细管 4通入割嘴 13头部的空腔中。 本割炬的实施例中， 预热氧细管 4的直径为 1亳米， 汽油细管 5的直径为 0.6毫米， 汽油细管 5在距雾化 器端面 1毫米处进入预热氧细管中。
如图 4所示， 雾化器 1置于预热氧管 16中， 雾化器的汽油进口 2与 割炬本体中的供油管相通， 预热氧进口 3与割炬本体 10相联， 预热氧细 管 4经过预热氧管 16与割嘴 13头部的空腔相通。 本割炬的实施例中， 预热氧细管 4的直径为 1毫米， 汽油细管 5的直径为 0.6亳米， 汽油细管 5在距雾化器端面 1毫米处进入预热氧细管中。
如图 5所示， 是用于半自动切割焊机上的割炬， 从图中可以看出， 雾 化器 1置于预热氧管 16与割嘴接头相接处。 雾化器的预热氧进口 3与预 热氧管 16相通， 汽油进口 2与供气管 7相通， 预热氧细管 4与割嘴 13 头部的空腔相通。 本割炬的实施例中， 预热氧细管 4的直径为 1.5毫米， 汽油细管 5的直径为 0.7亳米， 汽油细管 5在距雾化器端面 1.5毫米处进 入预热氧细管中。
工业应用
本发明可应用于钢板等零件、 材料的切割， 降低成本并提高质量。
Claims
1. 一种汽油-氧气割焊雾化器， 其特征在于该雾化器由雾化器本体、 汽油 进口、 预热氧进口、 汽油细管和预热氧细管组成； 所述的预热氧细管与所 述的预热氧进口相通， 所述的预热氧细管的直径为 0.5 ~ 2.5亳米； 所述的 汽油细管的一端与汽油进口相通， 另一端与所述的预热氧细管相通， 所述 的汽油细管在距所述的雾化器端面 H = 0.5 ~ 3毫米处进入所述的预热氧 细管， 所述的汽油细管的直径为 0.5 ~ 0.8亳米。
2. 如权利要求 1所述的雾化器，其特征在于所述的预热氧细管的出口处呈 锥形， 所述的锥面的角度 α = 15 ° ~ 60。 ， 所述的汽油细管的出口设在 所述的预热氧细管的出口锥面上。
3. 一种汽油-氧气割炬， 包括供油管、 供气管、 割炬本体、 切割氧管、 预 热氧管、 割嘴接头、 割嘴， 供油管和供气管通过割炬本体与割嘴接头相通， 割嘴拧在割嘴接头上， 其特征在于所述的割炬还包括汽油 -氧气割焊雾化 器； 所述的汽油-氧气割焊雾化器置于所述的割嘴接头内， 所述的雾化器 由汽油进口、 汽油细管、 预热氧进口和预热氧细管组成， 所述的预热氧进 口与所述的预热氧管相通， 所述的预热氧细管的一端与所述的预热氧进口 相通， 另一端与所述的割嘴头部的空腔相通， 所述的汽油进口与所述的割 炬本体相通， 所述的汽油细管的一端与所述的汽油进口相通， 另一端在距 所述的雾化器端面 0.5 ~ 3亳米处通入所述的预热氧细管，所述的汽油细管 的直径为 0.5 - 0.8亳米， 所述的预热氧细管的直径为 0.5 - 2.5亳米。
4. 一种汽油-氧气割炬， 包括供油管、 供气管、 割炬本体、 切割氧管、 预 热氧管、 割嘴接头、 割嘴头， 供油管和供气管通过割炬本体与割嘴接头相 通， 割嘴拧在割嘴接头上， 其特征在于所述的割炬还包括汽油 -氧气割焊 雾化器； 所述的汽油-氧气割烊雾化器置于所述的预热氧管内； 所述的雾 化器由汽油进口、 汽油细管、 预热氧进口和预热氧细管组成， 所述的预热 氧进口与所迷的预热氧管相通， 所述的预热氧细管的一端与所述的预热氧
进口相通， 另一端与割嘴头部的空腔相通， 汽油进口与割炬本体相通， 汽 油细管的一端与所述的汽油进口相通，另一端在距所述的雾化器端面 0.5 ~
3亳米处通入所述的预热氧细管，所述的汽油细管的直径为 0.5 ~ 0.8毫米， 所述的预热氧细管的直径为 0.5 ~ 2.5亳米。
5. 一种汽油-氧气割炬， 包括供气管、 切割氧管、 预热氧管、 割嘴接头、 割嘴， 供气管、 预热氧管和切割氧管分别与割嘴接头相通， 割嘴拧在割嘴 接头上， 其特征在于所述的割炬还包括汽油 -氧气割焊雾化器； 所述的汽 油 -氧气割烊雾化器置于所述的预热氧管与所述的割嘴接头的连接处； 所 述的雾化器由汽油进口、 汽油细管、 预热氧进口和预热氧细管组成， 所述 的预热氧进口与所述的预热氧管相通， 所述的预热氧细管的一端与所述的 预热氧进口相通， 另一端与所述的割嘴头部的空腔相通， 所述的汽油进口 与所述的供气管相通， 所述的汽油细管的一端与所述的汽油进口相通， 另 一端在距所述的雾化器端面 0.5 ~ 3亳米处通入所述的预热氧细管，所述的 汽油细管的直径为 0.5 ~ 0.8亳米， 所述的预热氧细管的直径为 0.5 - 2.5 亳米。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP98925388A EP1013989A4 (en) | 1997-08-12 | 1998-06-11 | NOZZLE UNIT FOR WELDING AND CUTTING WITH GASOLINE AND OXYGEN AND TORCH WITH THIS NOZZLE |
| AU77558/98A AU734175B2 (en) | 1997-08-12 | 1998-06-11 | Atomizer for gasoline-oxygen cutting and welding and cutting torch provided with the same |
| JP2000509978A JP2002540372A (ja) | 1997-08-12 | 1998-06-11 | ガソリン−酸素を使用して切断および溶接を行うためのアトマイザ、およびそのアトマイザを備えた切断トーチ |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97250604.7 | 1997-08-12 | ||
| CN97250604U CN2300471Y (zh) | 1997-08-12 | 1997-08-12 | 汽油－氧气割焊雾化器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1999009353A1 true WO1999009353A1 (fr) | 1999-02-25 |
Family
ID=5215240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN1998/000097 WO1999009353A1 (fr) | 1997-08-12 | 1998-06-11 | Atomiseur de soudage et de decoupage a essence et oxygene et torche comportant cet atomiseur |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1013989A4 (zh) |
| JP (1) | JP2002540372A (zh) |
| CN (1) | CN2300471Y (zh) |
| AU (1) | AU734175B2 (zh) |
| WO (1) | WO1999009353A1 (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2449853Y (zh) * | 2000-11-13 | 2001-09-26 | 梁光启 | 汽油－氧气割焊引射雾化器 |
| JP2006329458A (ja) * | 2005-05-23 | 2006-12-07 | Yutani Kogyo Kk | ガソリン溶断機 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2430511A (en) * | 1943-07-07 | 1947-11-11 | Air Reduction | Mixing arrangement for torches |
| CN2030693U (zh) * | 1987-04-30 | 1989-01-11 | 重庆焊割工具厂 | 多种燃气用等压式割炬 |
| CN2143719Y (zh) * | 1992-12-28 | 1993-10-13 | 梁光启 | 汽油氧气切割机专用等压割炬 |
| CN2168172Y (zh) * | 1993-09-30 | 1994-06-08 | 梁光启 | 带预燃帽的汽油氧气割嘴 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3643871A (en) * | 1970-01-30 | 1972-02-22 | Tescom Corp | Torch apparatus |
| DE4239903C1 (de) * | 1992-11-27 | 1994-06-30 | Franz Kuenzli Ag Wangen | Injektor-Mundstück für Brenneraggregate |
-
1997
- 1997-08-12 CN CN97250604U patent/CN2300471Y/zh not_active Expired - Fee Related
-
1998
- 1998-06-11 AU AU77558/98A patent/AU734175B2/en not_active Ceased
- 1998-06-11 WO PCT/CN1998/000097 patent/WO1999009353A1/zh not_active Application Discontinuation
- 1998-06-11 JP JP2000509978A patent/JP2002540372A/ja active Pending
- 1998-06-11 EP EP98925388A patent/EP1013989A4/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2430511A (en) * | 1943-07-07 | 1947-11-11 | Air Reduction | Mixing arrangement for torches |
| CN2030693U (zh) * | 1987-04-30 | 1989-01-11 | 重庆焊割工具厂 | 多种燃气用等压式割炬 |
| CN2143719Y (zh) * | 1992-12-28 | 1993-10-13 | 梁光启 | 汽油氧气切割机专用等压割炬 |
| CN2168172Y (zh) * | 1993-09-30 | 1994-06-08 | 梁光启 | 带预燃帽的汽油氧气割嘴 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1013989A4 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1013989A1 (en) | 2000-06-28 |
| EP1013989A4 (en) | 2001-05-16 |
| AU7755898A (en) | 1999-03-08 |
| JP2002540372A (ja) | 2002-11-26 |
| CN2300471Y (zh) | 1998-12-16 |
| AU734175B2 (en) | 2001-06-07 |
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