CN207180370U - A kind of composite multi-component self-cooled melting spray gun - Google Patents
A kind of composite multi-component self-cooled melting spray gun Download PDFInfo
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- CN207180370U CN207180370U CN201721095880.0U CN201721095880U CN207180370U CN 207180370 U CN207180370 U CN 207180370U CN 201721095880 U CN201721095880 U CN 201721095880U CN 207180370 U CN207180370 U CN 207180370U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
本实用新型涉及一种复合多元自冷式熔炼喷枪，属于冶金工艺设备技术领域，所述的复合多元自冷式熔炼喷枪主要包括喷枪座、金属软管、控制阀门、喷枪套管、枪芯、氧气通道、压缩空气通道、天然气通道、气体喷头，本实用新型提供了一种复合多元自冷式熔炼喷枪，构造简单、安装及更换便捷、三种气体得到有效隔离，防止因天然气与氧混合而导致爆炸事故的发生，同时有效的冷却了喷枪，增加喷枪的使用寿命，确保有效降低生产成本，减少劳动强度等特点。
This utility model relates to a composite multi-element self-cooling smelting lance, belonging to the technical field of metallurgical process equipment. The composite multi-element self-cooling smelting lance mainly includes a lance base, a metal hose, a control valve, a lance sleeve, a lance core, an oxygen channel, a compressed air channel, a natural gas channel, and a gas nozzle. This utility model provides a composite multi-element self-cooling smelting lance with simple structure, convenient installation and replacement, effective isolation of the three gases to prevent explosion accidents caused by the mixing of natural gas and oxygen, and effective cooling of the lance, increasing the service life of the lance, ensuring effective reduction of production costs and labor intensity.
Description
技术领域technical field
本实用新型属于冶金工艺设备技术领域，具体地说，涉及一种复合多元自冷式熔炼喷枪。The utility model belongs to the technical field of metallurgical process equipment, in particular to a composite multi-element self-cooling melting spray gun.
背景技术Background technique
采用天然气或其它作为燃料冶金炉，当（燃气）天然气和氧气喷入炉内时，在枪口处产生大量热量，在炉内高温情况下会损坏喷枪，从而使单只喷枪大量天然气及氧气通入炉内，造成炉内热量不均匀，使得炉砖寿命大大缩短，同时传统喷枪使用寿命大多为2个月，也降低喷枪使用寿命，影响冶金炉作业率，增加劳动强度，同时喷枪烧损后对枪口耐火材料造成高温侵蚀。Natural gas or other fuels are used in metallurgical furnaces. When (gas) natural gas and oxygen are injected into the furnace, a large amount of heat will be generated at the muzzle, which will damage the spray gun under high temperature conditions in the furnace, so that a large amount of natural gas and oxygen will pass through a single spray gun. into the furnace, resulting in uneven heat in the furnace, which greatly shortens the life of the furnace bricks. At the same time, the service life of the traditional spray gun is mostly 2 months, which also reduces the service life of the spray gun, affects the operation rate of the metallurgical furnace, and increases the labor intensity. At the same time, after the spray gun is burned Cause high temperature erosion to the muzzle refractory material.
因此，有必要对现有的自冷式熔炼喷枪进行改进，使得自冷式熔炼喷枪的结构更为完善，提高炉内受热的均匀性，增加工作效率。Therefore, it is necessary to improve the existing self-cooling smelting lance, so that the structure of the self-cooling smelting lance is more perfect, the uniformity of heating in the furnace is improved, and the working efficiency is increased.
发明内容Contents of the invention
为了克服背景技术中存在的问题，本实用新型提供了一种复合多元自冷式熔炼喷枪，构造简单、安装及更换便捷、三种气体得到有效隔离，防止因天然气与氧混合而导致爆炸事故的发生，同时有效的冷却了喷枪，增加喷枪的使用寿命，确保有效降低生产成本，减少劳动强度等特点。In order to overcome the problems existing in the background technology, the utility model provides a composite multi-component self-cooling smelting spray gun, which has a simple structure, convenient installation and replacement, and effective isolation of the three gases to prevent explosion accidents caused by the mixing of natural gas and oxygen. At the same time, the spray gun is effectively cooled, the service life of the spray gun is increased, and the production cost is effectively reduced, and the labor intensity is reduced.
为达到上述目的，本实用新型是按如下技术方案实施的：In order to achieve the above object, the utility model is implemented according to the following technical solutions:
所述的复合多元自冷式熔炼喷枪包括喷枪座、金属软管、控制阀门、喷枪套管、枪芯、氧气通道、压缩空气通道、天然气通道、气体喷头，所述的控制阀门通过金属软管与喷枪座连接，金属软管外设有喷枪套管，枪芯通过喷枪座与设置在喷枪套管内的金属软管连接，枪芯上部与氧气通道连通，枪芯顶部与压缩空气通道连通，天然气通道与枪芯下端连通，所述的氧气通道、压缩空气通道、天然气通道右端分别与气体喷头连接。The composite multi-component self-cooling smelting spray gun includes a spray gun seat, a metal hose, a control valve, a spray gun casing, a gun core, an oxygen channel, a compressed air channel, a natural gas channel, and a gas nozzle. The control valve passes through the metal hose It is connected with the spray gun seat, and the metal hose is provided with a spray gun sleeve, and the gun core is connected with the metal hose set in the spray gun sleeve through the spray gun base, the upper part of the gun core is connected with the oxygen channel, and the top of the gun core is connected with the compressed air channel, natural gas The channel communicates with the lower end of the gun core, and the right ends of the oxygen channel, compressed air channel and natural gas channel are respectively connected with the gas nozzle.
进一步，所述的铅渣立式压滤机管道过滤器尺寸为1.5m×0.6m×0.6m。Further, the size of the pipeline filter of the lead slag vertical filter press is 1.5m×0.6m×0.6m.
进一步，所述的氧气通道、压缩空气通道、天然气通道呈圆周排列。Further, the oxygen passages, compressed air passages, and natural gas passages are arranged in a circle.
进一步，所述的天然气的压力控制为50-1200Nm3/h，冷却压缩空气可在20-200Nm3/h控制，氧气压力可在0.2-0.6Mpa。Further, the pressure of the natural gas can be controlled at 50-1200Nm 3 /h, the cooling compressed air can be controlled at 20-200Nm 3 /h, and the oxygen pressure can be controlled at 0.2-0.6Mpa.
本实用新型的有益效果：The beneficial effects of the utility model:
本实用新型提供了一种复合多元自冷式熔炼喷枪，通过压力控制阀位置结构设计，可以保证压力、流量调节简单、压缩空气成本低，生产成本低；能有效的解决喷枪损坏情况，减少劳动强度，三种气体通道独立，有效的解决了天然气与氧气混合的带来的风险；同时，喷枪使用寿命提高，喷枪使用寿命可长达12个月。The utility model provides a composite multi-element self-cooling smelting spray gun. Through the position structure design of the pressure control valve, the pressure and flow can be easily adjusted, the cost of compressed air is low, and the production cost is low; the damage of the spray gun can be effectively solved and the labor can be reduced. Intensity, the three gas channels are independent, which effectively solves the risk caused by the mixing of natural gas and oxygen; at the same time, the service life of the spray gun is improved, and the service life of the spray gun can be as long as 12 months.
附图说明Description of drawings
图1为本实用新型的主视结构示意图；Fig. 1 is the main view structure schematic diagram of the utility model;
图2为本实用新型的右视结构示意图；Fig. 2 is the right view structural representation of the utility model;
图中，1-喷枪座、2-金属软管、3-控制阀门、4-喷枪套管、5-枪芯、6-氧气通道、7-压缩空气通道、8-天然气通道、9-气体喷头。In the figure, 1-spray gun seat, 2-metal hose, 3-control valve, 4-spray gun casing, 5-gun core, 6-oxygen channel, 7-compressed air channel, 8-natural gas channel, 9-gas nozzle .
具体实施方式Detailed ways
为了使本实用新型的目的、技术方案和有益效果更加清楚，下面将结合附图，对本实用新型的优选实施例进行详细的说明，以方便技术人员理解。In order to make the purpose, technical solutions and beneficial effects of the present utility model clearer, the preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, so as to facilitate the understanding of technical personnel.
如图1-2所示，所述的复合多元自冷式熔炼喷枪包括喷枪座1、金属软管2、控制阀门3、喷枪套管4、枪芯5、氧气通道6、压缩空气通道7、天然气通道8、气体喷头9。As shown in Figure 1-2, the composite multi-component self-cooling smelting spray gun includes a spray gun seat 1, a metal hose 2, a control valve 3, a spray gun casing 4, a gun core 5, an oxygen channel 6, a compressed air channel 7, Natural gas channel 8, gas nozzle 9.
所述的控制阀门3通过金属软管2与喷枪座1连接，通过压力控制阀位置结构设计，可以保证压力、流量调节简单、压缩空气成本低，生产成本低，金属软管2外设有喷枪套管4，枪芯5通过喷枪座1与设置在喷枪套管4内的金属软管2连接，控制阀门3与金属软管2、枪座、喷枪连接完好，各点均无泄漏，同时喷枪套管4和喷枪枪芯5密封装置紧密接触，确保了系统密封。The control valve 3 is connected to the spray gun seat 1 through the metal hose 2, and the position structure design of the pressure control valve can ensure that the pressure and flow adjustment are simple, the cost of compressed air is low, and the production cost is low. The metal hose 2 is equipped with a spray gun The casing 4 and the gun core 5 are connected to the metal hose 2 set in the spray gun casing 4 through the spray gun seat 1, and the control valve 3 is well connected with the metal hose 2, the gun seat, and the spray gun, and there is no leakage at each point. At the same time, the spray gun The sleeve pipe 4 is in close contact with the sealing device of the spray gun core 5, which ensures the sealing of the system.
枪芯5上部与氧气通道6连通，氧气压力控制在0.2-0.6Mpa范围内，枪芯5顶部与压缩空气通道7连通，冷却压缩空气控制在20-200Nm3/h范围内，压缩空气主要是冷却喷枪，通过调整压缩空气压力、流量，对喷枪进行冷却，避免喷枪温度过高损坏，提高喷枪使用寿命，也起到降低炉内富氧等作用，能有效的解决喷枪损坏情况，减少劳动强度，喷枪使用寿命提高，喷枪使用寿命可长达12个月，天然气通道8与枪芯5下端连通，天然气的压力控制为50-1200Nm3/h范围内，所述的氧气通道6、压缩空气通道7、天然气通道8右端分别与气体喷头9连接，所述的氧气通道6、压缩空气通道7、天然气通道8呈圆周排列，使用时分别向氧气通道6、压缩空气通道7、天然气通道8内通入适量的氧气、压缩空气和天然气，三种气体通道独立，有效的解决了天然气与氧气混合的带来的风险。The upper part of the gun core 5 is connected with the oxygen channel 6, and the oxygen pressure is controlled within the range of 0.2-0.6Mpa. The top of the gun core 5 is connected with the compressed air channel 7, and the cooling compressed air is controlled within the range of 20-200Nm 3 /h. The compressed air is mainly Cooling the spray gun, by adjusting the compressed air pressure and flow, cooling the spray gun, avoiding the damage of the spray gun due to excessive temperature, improving the service life of the spray gun, and also reducing the oxygen enrichment in the furnace, which can effectively solve the damage of the spray gun and reduce labor intensity , the service life of the spray gun is improved, and the service life of the spray gun can be as long as 12 months. The natural gas channel 8 is connected with the lower end of the gun core 5, and the pressure of the natural gas is controlled within the range of 50-1200Nm 3 /h. The oxygen channel 6 and the compressed air channel 7. The right end of the natural gas channel 8 is respectively connected to the gas nozzle 9, and the oxygen channel 6, the compressed air channel 7, and the natural gas channel 8 are arranged in a circle, and are respectively connected to the oxygen channel 6, the compressed air channel 7, and the natural gas channel 8 when in use. The right amount of oxygen, compressed air and natural gas are injected, and the three gas channels are independent, which effectively solves the risk caused by the mixing of natural gas and oxygen.
本实用新型提供了一种复合多元自冷式熔炼喷枪，通过压力控制阀位置结构设计，可以保证压力、流量调节简单、压缩空气成本低，生产成本低；能有效的解决喷枪损坏情况，减少劳动强度，三种气体通道独立，有效的解决了天然气与氧气混合的带来的风险；同时，喷枪使用寿命提高，喷枪使用寿命可长达12个月。The utility model provides a composite multi-element self-cooling smelting spray gun. Through the position structure design of the pressure control valve, the pressure and flow can be easily adjusted, the cost of compressed air is low, and the production cost is low; the damage of the spray gun can be effectively solved and the labor can be reduced. Intensity, the three gas channels are independent, which effectively solves the risk caused by the mixing of natural gas and oxygen; at the same time, the service life of the spray gun is improved, and the service life of the spray gun can be as long as 12 months.
最后说明的是，以上优选实施例仅用于说明本实用新型的技术方案而非限制，尽管通过上述优选实施例已经对本实用新型进行了详细的描述，但本领域技术人员应当理解，可以在形式上和细节上对其做出各种各样的改变，而不偏离本实用新型权利要求书所限定的。Finally, it is noted that the above preferred embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in the form Various changes can be made to it in the aspects and details without departing from what is defined in the claims of the present invention.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188338A (en) * | 2021-05-18 | 2021-07-30 | 云南驰宏锌锗股份有限公司 | Metallurgical stove gas safety, spray gun interlocking control protection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188338A (en) * | 2021-05-18 | 2021-07-30 | 云南驰宏锌锗股份有限公司 | Metallurgical stove gas safety, spray gun interlocking control protection system |
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