CN108195475A - A kind of mounting structure of hearth thermocouple - Google Patents

A kind of mounting structure of hearth thermocouple Download PDF

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Publication number
CN108195475A
CN108195475A CN201810122809.XA CN201810122809A CN108195475A CN 108195475 A CN108195475 A CN 108195475A CN 201810122809 A CN201810122809 A CN 201810122809A CN 108195475 A CN108195475 A CN 108195475A
Authority
CN
China
Prior art keywords
thermocouple
hearth
flange
mounting structure
connecting tube
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201810122809.XA
Other languages
Chinese (zh)
Inventor
蒋志坚
龙竹林
叶龙
游韫韬
高芸
孙来东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Huaguang Boiler Co Ltd
Original Assignee
Wuxi Huaguang Boiler Co Ltd
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 Wuxi Huaguang Boiler Co Ltd filed Critical Wuxi Huaguang Boiler Co Ltd
Priority to CN201810122809.XA priority Critical patent/CN108195475A/en
Publication of CN108195475A publication Critical patent/CN108195475A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14Supports; Fastening devices; Arrangements for mounting thermometers in particular locations

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Combustion (AREA)

Abstract

The present invention relates to the technical fields of fluidized-bed combustion boiler structure, specially a kind of mounting structure of hearth thermocouple, it can effectively ensure that the safety of thermocouple maintenance replacement process, it includes hearth wall and thermocouple, casing mounting hole is provided on the hearth wall, thermocouple sheath is installed in described sleeve pipe mounting hole, it is characterized in that, connecting tube one end is connected by control valve on the thermocouple sheath, the connecting tube other end connecting flange, the installation of TC is in the flange, the flange is run through in the thermocouple end, connecting tube, control valve, thermocouple sheath is stretched into inside burner hearth.

Description

A kind of mounting structure of hearth thermocouple
Technical field
The present invention relates to the technical field of fluidized-bed combustion boiler structure, specially a kind of mounting structure of hearth thermocouple.
Background technology
Fluidized-bed combustion boiler is the boiler using fluidized bed combustion mode, for accurate measurements stove chamber inner combustion temperature, generally Thermocouple will be used, existing thermocouple mounting structure is typically all to be provided with thermocouple sheath in fluid bed furnace bore wall, Thermocouple is directly inserted into burner hearth by casing, directly extracts replacement out when thermocouple break or failure, this operation is be easy to cause Burner hearth endogenous fire such as leaps up out at the serious consequences, causes a hidden trouble to safe operation of the boiler.
Invention content
To solve the above-mentioned problems, it the present invention provides a kind of mounting structure of hearth thermocouple, can effectively ensure that Thermocouple overhauls the safety of replacement process.
Its technical solution is such:A kind of mounting structure of hearth thermocouple, it is described including hearth wall and thermocouple Casing mounting hole is provided on hearth wall, thermocouple sheath is installed in described sleeve pipe mounting hole, which is characterized in that the thermocouple Connecting tube one end is connected by control valve on casing, the connecting tube other end connecting flange, the installation of TC is in described Flange, the thermocouple end are stretched into through the flange, connecting tube, control valve, thermocouple sheath inside burner hearth.
It is further characterized by the thermocouple is armoured thermocouple;
The control valve is hand-operated valve;
Thermocouple sheath is arranged diagonally downward.
After adopting the structure of the invention, it when thermocouple break is needed to overhaul or be replaced, extracts thermocouple out, works as thermocouple After end is fully drawn out control valve, closing control valve, the connection of partition burner hearth and outside is needed to be again turned on when being inserted into, be ensured The safety of thermocouple maintenance replacement process.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific embodiment
As shown in Figure 1, a kind of mounting structure of hearth thermocouple including hearth wall 1 and thermocouple 2, is opened on hearth wall 1 There is casing mounting hole 3, thermocouple sheath 4 in casing mounting hole 3 is installed, is connected on thermocouple sheath 4 by control valve 5 6 one end of pipe, 6 other end connecting flange 7 of connecting tube, thermocouple 2 are installed on flange 7, and 2 end of thermocouple is through flange 7, connecting tube 6th, control valve 5, thermocouple sheath 4 are stretched into inside burner hearth.Thermocouple 2 selects armoured thermocouple, its diameter is small, flexible, suitable It is narrow and require the special occasions such as fast reaction, micromation mounted on pipeline, can in 0 ~ 1300 DEG C of temperature range gas, Liquid medium and the surface of solids are detected automatically;Control valve 5 is hand-operated valve, simple to operate;Thermocouple sheath 4 is tilted towards Lower arrangement.

Claims (4)

1. a kind of mounting structure of hearth thermocouple including hearth wall and thermocouple, is provided with casing installation on the hearth wall Hole is equipped with thermocouple sheath in described sleeve pipe mounting hole, which is characterized in that connected on the thermocouple sheath by control valve Connecting tube one end, the connecting tube other end connecting flange, the installation of TC are passed through in the flange, the thermocouple end The flange, connecting tube, control valve, thermocouple sheath is worn to stretch into inside burner hearth.
2. the mounting structure of a kind of hearth thermocouple according to claim 1, which is characterized in that the thermocouple is armouring Thermocouple.
3. the mounting structure of a kind of hearth thermocouple according to claim 1, which is characterized in that the control valve is manual Valve.
4. the mounting structure of a kind of hearth thermocouple according to claim 1, which is characterized in that thermocouple sheath is tilted towards Lower arrangement.
CN201810122809.XA 2018-02-07 2018-02-07 A kind of mounting structure of hearth thermocouple Pending CN108195475A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810122809.XA CN108195475A (en) 2018-02-07 2018-02-07 A kind of mounting structure of hearth thermocouple

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810122809.XA CN108195475A (en) 2018-02-07 2018-02-07 A kind of mounting structure of hearth thermocouple

Publications (1)

Publication Number Publication Date
CN108195475A true CN108195475A (en) 2018-06-22

Family

ID=62593294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810122809.XA Pending CN108195475A (en) 2018-02-07 2018-02-07 A kind of mounting structure of hearth thermocouple

Country Status (1)

Country Link
CN (1) CN108195475A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2745048Y (en) * 2004-06-30 2005-12-07 宝山钢铁股份有限公司 Blast furnace cross-thermometer capable of changing couple during production
CN101017112A (en) * 2006-12-12 2007-08-15 郑溪民 Thermocoupleassembly capable of being changed online
CN201653576U (en) * 2010-04-07 2010-11-24 安徽省众和电仪科技有限公司 Wear-resistant thermoelectric couple of catalytic cracking riser tube
KR20110074275A (en) * 2009-12-24 2011-06-30 주식회사 포스코 Assistant apparatus for measuring the inside of the furnace
CN203203717U (en) * 2013-05-07 2013-09-18 江西省电力设计院 Thermocouple for measuring bed temperature of hearth in CFB boiler
CN203414191U (en) * 2013-08-22 2014-01-29 中冶北方(大连)工程技术有限公司 Online plugging thermal resistor
CN206207404U (en) * 2016-09-14 2017-05-31 中国神华能源股份有限公司 Recirculating fluidized bed bed body and CFBB
CN207964105U (en) * 2018-02-07 2018-10-12 无锡华光锅炉股份有限公司 The mounting structure of hearth thermocouple

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2745048Y (en) * 2004-06-30 2005-12-07 宝山钢铁股份有限公司 Blast furnace cross-thermometer capable of changing couple during production
CN101017112A (en) * 2006-12-12 2007-08-15 郑溪民 Thermocoupleassembly capable of being changed online
KR20110074275A (en) * 2009-12-24 2011-06-30 주식회사 포스코 Assistant apparatus for measuring the inside of the furnace
CN201653576U (en) * 2010-04-07 2010-11-24 安徽省众和电仪科技有限公司 Wear-resistant thermoelectric couple of catalytic cracking riser tube
CN203203717U (en) * 2013-05-07 2013-09-18 江西省电力设计院 Thermocouple for measuring bed temperature of hearth in CFB boiler
CN203414191U (en) * 2013-08-22 2014-01-29 中冶北方(大连)工程技术有限公司 Online plugging thermal resistor
CN206207404U (en) * 2016-09-14 2017-05-31 中国神华能源股份有限公司 Recirculating fluidized bed bed body and CFBB
CN207964105U (en) * 2018-02-07 2018-10-12 无锡华光锅炉股份有限公司 The mounting structure of hearth thermocouple

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