CN2544281Y - Oxygen detection sensor by zirconium oxide - Google Patents

Oxygen detection sensor by zirconium oxide Download PDF

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Publication number
CN2544281Y
CN2544281Y CN 02211602 CN02211602U CN2544281Y CN 2544281 Y CN2544281 Y CN 2544281Y CN 02211602 CN02211602 CN 02211602 CN 02211602 U CN02211602 U CN 02211602U CN 2544281 Y CN2544281 Y CN 2544281Y
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CN
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Grant
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Prior art keywords
connected
zirconia
tube
utility model
filter
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Application number
CN 02211602
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Chinese (zh)
Inventor
徐浩
徐振声
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徐浩
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Abstract

The utility model relates to an oxygen-measuring sensor of zirconia, which can not only resist smash and collision but also be cut, processed and welded. The utility model comprises a filter, a zirconia tube, an armored thermocouple, a connected box, a shell and a gas labeled pipe, wherein, the metal filter is connected with the zirconia tube and an integrated constant temperature oven, and an electrode leader of the zirconia tube, a power leader of the integrated constant temperature oven and a temperature controlled couple are connected with the connected box and adopt armored structures; the shell is divided into two parts which are connected together by adopting a limited-rotation lock mechanism with openings oppositely assembled. The utility model is applicable for continuously monitoring oxygen content in various boilers, such as power, metallurgy, petrochemical industry, heating supply, etc.

Description

氧化锆测氧传感器 Zirconia Oxygen Sensor

技术领域 FIELD

:本实用新型涉及传感器技术领域,确切地说它是一种氧化锆测氧传感器。 : The present invention relates to the field of sensor technology, rather it is a zirconium oxide oxygen measuring sensor.

背景技术 Background technique

:在电力、冶金、石油化工、供热供暖等大中型工业锅炉、窑炉、加热炉内烟气中氧含量是一个很重要的技术指标,它为确定最佳的燃烧工况和燃烧效率,提供一个重要的参数,为燃烧自动调节提供可靠保证。 : Electric power, metallurgy, petrochemical, heating system and other medium-sized industrial boilers, furnaces, furnace flue gas oxygen content is a very important technical indicators, it is best to determine the combustion conditions and combustion efficiency, It provides an important parameter for the automatic adjustment of combustion provide a reliable guarantee. 还有一种测氧传感器是应用在汽车内燃机上的,它用来测量内燃机燃烧尾气中氧浓度来控制内燃机燃烧的测氧传感器,如中国专利号:CN1121177A、CN1217790A和申请号为00259974所公开的专利文献就是上述用途的测氧传感器。 Another oximetry sensors are used in automotive internal combustion engine, which internal combustion engine for measuring the oxygen concentration in the combustion exhaust gas oxygen sensor to control the measured combustion engine, such as China patent number: CN1121177A, CN1217790A and Application No. 00,259,974 disclosed in Patent Document oximetry sensor is the above-described purpose. 但是现有的测氧传感器大多采用陶瓷过滤器,难以加工,抗撞击性差,易损坏,氧化锆管电极引线和恒温炉供电引线及温控电偶采用的是装配结构,可靠性不高,安装时采用法兰结构,连接不够方便。 However, most of the conventional oxygen sensor measured using a ceramic filter, difficult to process, poor resistance to impact, easily damaged, and the electrode leads of the zirconia tube thermostatic oven temperature control and power supply leads electrically coupling assembly structure is used, the reliability is not high, the installation when using flange structure, the connection is not convenient enough.

发明内容 SUMMARY

:本实用新型的目的是提供一种氧化锆测氧传感器,它不但抗砸、抗撞击还可切削加工和焊接,采用了铠装结构,并且产品可靠性高,安装固定方便,牢固可靠。 : The object of the present invention is to provide a zirconium oxide oxygen measuring sensor, it is not only anti-drop, impact resistance may be cutting and welding using a sheathed structure, and high reliability products, fixed convenient, secure and reliable. 它包括过滤器、氧化锆管、铠装热电偶、接线盒、外壳、标气管,其特征在于:金属过滤器(1)连接氧化锆管(2)和一体化恒温炉(3),氧化锆管(2)的电极引线(4)和一体化恒温炉(3)内电源引线(5)和温控电偶(6)连接到接线盒(8)内并且均用铠装结构,外壳(7)分为两部分,两者之间采用开口对装限位转动锁定机构连接在一起。 It includes a filter, zirconia tube, sheathed thermocouple junction box, housing, standard pipe, wherein: a metal filter (1) is connected zirconia tube (2) and integration thermostatic oven (3), zirconium oxide an electrode lead-out tube (2) (4) and the integration constant temperature oven (3) power lead (5) and temperature control thermocouple (6) is connected to the terminal box (8) and with each armor structure, the housing (7 ) divided into two parts, using means for limiting an opening between the locking mechanism rotatably coupled together.

本实用新型的优点是:1、使用金属过滤器,过滤效果好,对氧化锆管有保护作用,抗砸、抗撞击,可切削加工和焊接,使用方便,经久耐用。 Advantages of the present invention are: 1, a metal filter, filter effects, protective effect on the zirconia tube, anti-drop, anti-impact, cutting and welding can be easy to use, and durable.

2、氧化锆管化学成份可择优配伍,成型和电极制造工艺先进。 2, the chemical composition of the zirconia tube may be preferred compatible, advanced molding and electrode manufacturing process. 产品质量优异,测量准确,性能稳定,寿命长。 Product quality is excellent measurement accuracy, stability, and long life.

3、氧化锆电极引线、恒温炉供电引线和温控电偶均采用铠装结构,保证该产品可靠性高,经久耐用。 3, zirconium oxide electrode lead, power lead and the thermostatic oven temperature control thermocouple sheathed structure are used, ensure that the products of high reliability and durability.

4、安装固定方便,牢固可靠。 4, fixed convenient, secure and reliable.

附图说明 BRIEF DESCRIPTION

:图1为本实用新型的结构示意图。 : FIG. 1 is a schematic view of the structure of the new utility.

图2为外壳中安装固定部件安装时结构示意图。 FIG 2 a schematic view of the structure of a fixed mounting member mounted to the housing.

具体实施方式 Detailed ways

:本实用新型中金属过滤器1可使被测烟气畅通无阻的进入氧化锆管2内被检测,同时又可滤掉危及污染氧化锆管2的有害物质,并且该金属过滤器1可进行机械加工和焊接,尤其抗砸、抗撞击,具有足够的强韧性和可塑性,经久耐用。 : The present invention allows a metal filter unimpeded into the flue gas measured zirconia tube 2 to be detected, while at the same contaminated filter out harmful substances threatening zirconia tube 2, and the metal filter 1 may be machining and welding, in particular anti-drop, impact resistant, has sufficient plasticity and toughness, and durability. 该部件安装在测量端外壳的头部。 The end of the housing member is mounted in the measuring head. 氧化锆管2采用铠装电极引线4,从而使产品的质量优异,性能稳定可靠,使用寿命长,恒温炉3设计为一体化结构,采用刚玉管状炉体,内置螺旋倒向电阻丝和铠装电源引线5以及温控铠装电偶6,可以有利地保证氧化锆管2的恒温工作场均匀精确,而且排队任何电磁干扰,可靠性极高。 2 using zirconia tube sheathed electrode leads 4, so that the product quality is excellent, stable and reliable, long life, thermostatic oven 3 is designed as an integrated structure, made of corundum tubular furnace, and the built-in coil resistance wire sheathed Backward 5 and the power supply lead sheathed thermocouple temperature controller 6 may advantageously ensures a constant temperature of the zirconia tube 2 workplace uniformly precise and queuing any electromagnetic interference, high reliability. 该部件安装在外壳7内,氧化锆管2外。 The member mounted within the housing 7, the outer tube 2 is zirconia. 一体化恒温炉3上还装有标气管9。 Integrated constant temperature furnace 3 is also equipped with standard pipe 9. 安装固定部件采用限位转动锁定机构,该部件为两部分,一部分安装在锅炉的测氧部位,另一部分安装在固定该传感器的外壳上,接线盒8装配在外壳的尾端,盒内设有氧化锆电极引线,恒温炉电极引线,温控电偶电极引线。 Rotation stopper member fixed using a locking mechanism, the member is in two parts, the part of the mounting portion oximetry boiler, another portion fixed to the housing mounted on the sensor junction box 8 is fitted at the end of the housing, with box zirconia electrode lead, the electrode lead thermostatic oven, temperature-controlled galvanic electrode lead.

Claims (1)

  1. 1.氧化锆测氧传感器,它包括过滤器、氧化锆管、铠装热电偶、接线盒、外壳、标气管,其特征在于:金属过滤器(1)连接氧化锆管(2)和一体化恒温炉(3),氧化锆管(2)的电极引线(4)和一体化恒温炉(3)内电源引线(5)和温控电偶(6)连接到接线盒(8)内并且均用铠装结构,外壳(7)分为两部分,两者之间采用开口对装限位转动锁定机构连接在一起。 1. zirconia oxygen measuring sensor, which includes a filter, zirconia tube, sheathed thermocouple junction box, housing, standard pipe, wherein: a metal filter (1) is connected zirconia tube (2) and integration electrode lead thermostatic oven (3), zirconium oxide tube (2) (4) and the integration constant temperature oven (3) power lead (5) and temperature control thermocouple (6) is connected to the terminal box (8) and each divided into two parts with the armor structure, the housing (7), are joined together using the opening of the locking mechanism mounted stop rotation therebetween.
CN 02211602 2002-05-09 2002-05-09 Oxygen detection sensor by zirconium oxide CN2544281Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100526868C (en) 2006-04-06 2009-08-12 华北电力大学 Soft measuring method for large boiler oxygen content in exhaust smoke
CN103261887A (en) * 2010-10-29 2013-08-21 Utc 消防及保安公司 Oxygen measuring apparatuses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100526868C (en) 2006-04-06 2009-08-12 华北电力大学 Soft measuring method for large boiler oxygen content in exhaust smoke
CN103261887A (en) * 2010-10-29 2013-08-21 Utc 消防及保安公司 Oxygen measuring apparatuses

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