CN201522340U - Special temperature resistant thermocouple of measuring and heating furnace - Google Patents

Special temperature resistant thermocouple of measuring and heating furnace Download PDF

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Publication number
CN201522340U
CN201522340U CN2009203127140U CN200920312714U CN201522340U CN 201522340 U CN201522340 U CN 201522340U CN 2009203127140 U CN2009203127140 U CN 2009203127140U CN 200920312714 U CN200920312714 U CN 200920312714U CN 201522340 U CN201522340 U CN 201522340U
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CN
China
Prior art keywords
heating furnace
thermopair
heat
collecting block
armoured thermocouple
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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.)
Expired - Fee Related
Application number
CN2009203127140U
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Chinese (zh)
Inventor
吴加特
吴方立
倪海英
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.)
LONDER ELECTRONICS & INSTRUMENT
Wu Fangli
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Individual
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Priority to CN2009203127140U priority Critical patent/CN201522340U/en
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Publication of CN201522340U publication Critical patent/CN201522340U/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a special high-temperature resistant sheathed thermocouple of a pipeline in a measuring and heating furnace, which comprises the sheathed thermocouple, wherein the upper end of the sheathed thermocouple is fixedly connected in a terminal block, an expansion ring is arranged at the middle part, and a measuring end of the sheathed thermocouple is inserted in a heat collecting block which is fixedly connected with a furnace pipe. Compared with the prior art, the measuring end of the sheathed thermocouple is inserted in the heat collecting block, thereby avoiding a measuring point from burning by flame in the heating furnace; simultaneously, the measuring end is effectively fixed on a measuring pipe and can not be divorced, thereby ensuring the accuracy of measurement result.

Description

Measure the special heatproof thermopair of heating furnace
Technical field
The utility model relates to thermometric and uses the thermoelectric element field, the special high temperature resistant armoured thermocouple of particularly a kind of measurement heating furnace interior conduit.
Background technology
Common high temperature armoured thermocouple generally includes high temperature resistant outside protective case and is contained in the interior assembled temperature element of high temperature resistant outside protective case, measures temperature by high temperature resistant outside protective case contact testee.In actual industrial production, when particularly the heating furnace interior conduit being measured, because the heating furnace surface temperature generally is controlled at 820-870 ℃, thereby measurement point is subjected to burner flame to lick burning easily, the result makes the measurement temperature not accurate enough, because thermocouple wire is longer, measurement point is far away apart from the operating side simultaneously, measuring junction tends to break away from heating furnace body, influences measurement effect equally.
The utility model content
The technical matters that the utility model solved provides a kind ofly can effectively protect measurement point, and it is more accurate to measure, and the special heatproof thermopair of the measurement heating furnace that can fix on heating furnace.
The special heatproof thermopair of measurement heating furnace of the present utility model comprises armoured thermocouple, and its upper end is fixedly connected in the terminal box, and its middle part is provided with slack loop, wherein in the heat-collecting block that the measuring junction of armoured thermocouple is plugged on boiler tube is fixedlyed connected.
The special heatproof thermopair of measurement heating furnace of the present utility model, the wherein root of measuring junction and heat-collecting block welding.
The special heatproof thermopair of measurement heating furnace of the present utility model, wherein the root of measuring junction and heat-collecting block are by fixedly ferrule assemblies clamping, and heat-collecting block top is provided with the lock screw that withstands on the armoured thermocouple surface.
The special heatproof thermopair of measurement heating furnace of the present utility model, wherein armoured thermocouple and boiler tube acutangulate.
The special heatproof thermopair of measurement heating furnace of the present utility model, wherein fixedly ferrule assemblies comprises bolt and the bolt cutting ferrule that passes measuring junction, and bolt and heat-collecting block are threaded, and bolt blocks armoured thermocouple by the bolt cutting ferrule.
The special heatproof thermopair of measurement heating furnace of the present utility model, wherein boiler tube is fixedly connected with the fixedly card that armoured thermocouple can pass freely through.
The special heatproof thermopair of measurement heating furnace of the present utility model wherein is covered with protective cover on the heat-collecting block, and protective cover is fixedly connected on the boiler tube, is filled with adiabatic aluminium silicate wool in it.
The special heatproof thermopair of measurement heating furnace of the present utility model, wherein protective cover is provided with opening.
The utility model is compared with technology with existing, and measuring junction is pegged graft in the heat-collecting block, makes measurement point avoid being heated furnace flame and licks burning, and measuring junction effectively is fixed on the measuring tube simultaneously, can not break away from, guaranteed measurement effect accurately.
Another one beneficial effect of the present utility model contacts with environment for using adiabatic aluminium silicate wool to isolate heat-collecting block, makes measuring junction avoid the influence of environment temperature.
Below in conjunction with accompanying drawing the special heatproof thermopair of measurement heating furnace of the present utility model is described further.
Description of drawings
Fig. 1-1, be the structural representation that the utility model is measured first embodiment of the special heatproof thermopair of heating furnace interior conduit;
Fig. 1-2, be the measuring junction among Fig. 1-1 and the structural representation of heat-collecting block;
Fig. 1-3, be the A-A cut-open view of Fig. 1-2;
Fig. 1-4, be among Fig. 1-1 measuring junction and heat-collecting block part look up partial sectional view;
Fig. 2-1, be the structural representation that the utility model is measured second embodiment of the special heatproof thermopair of heating furnace interior conduit;
Fig. 2-2, be the structural representation of measuring junction among Fig. 2-1 and heat-collecting block part.
Embodiment
As Figure 1-1; the special heatproof thermopair of the measurement heating furnace of first kind of embodiment of the present utility model; comprise armoured thermocouple 1; it adopts the CH3030 type or the GH ni-base wrought superalloy series sheath material that play corrosion-resistant and anti-embrittlement effect to make; the thermopair calibration number is the K type; its upper end is passed sealing surface pad 14 successively; process joint flange 15; flexible stage clip 16; compress back-up ring 17; locking cutting ferrule bolt assembly 18 is threaded with terminal box 2; be provided with compensation terminated line device 19 in the terminal box 2; armoured thermocouple 1 middle part is provided with slack loop 3; the diameter of slack loop 3 is about the twice of the diameter of boiler tube 5; armoured thermocouple 1 bottom is a measuring junction 4; in conjunction with Fig. 1-2; shown in the 1-3; measuring junction 4 is plugged in the heat-collecting block 6 that welds with boiler tube 5; the root of measuring junction 4 and heat-collecting block 6 weld together; shown in Fig. 1-4; on heat-collecting block 6, be covered with the protective cover 11 of metal; protective cover 11 and boiler tube 5 welding; be filled with adiabatic aluminium silicate wool 12 in the protective cover 11; adiabatic aluminium silicate wool 12 is isolated heat-collecting block 6 with the environment contact, makes measuring junction 4 avoid the influence of environment temperature.Long because of armoured thermocouple 1, at high temperature can be shifted easily, on boiler tube 5, be welded with the fixedly card 7 that armoured thermocouple 1 can pass freely through, play fixation.
Second kind of embodiment of the present utility model and first kind of embodiment shown in Fig. 2-1, the 2-2 is basic identical, different is, the root of measuring junction 4 and heat-collecting block 6 are by fixedly ferrule assemblies clamping, heat-collecting block 6 tops are provided with the lock screw 8 that withstands on armoured thermocouple 1 surface, armoured thermocouple 1 is 20 ° with the angle α that boiler tube 5 forms, fixedly ferrule assemblies comprises swivel nut 9 and the bolt cutting ferrule 10 that is enclosed within measuring junction 4, swivel nut 9 and heat-collecting block 6 are threaded, and swivel nut 9 blocks armoured thermocouple 1 by bolt cutting ferrule 10.The adding of adiabatic aluminium silicate wool 12 and the operation of lock screw 8 for convenience, the top of protective cover 11 is connected by screw 13 with its side.When present embodiment thermopair under avoiding high temperature is loosening, also be convenient to change, to the measurement point of thermopair without any destruction.
The above embodiment only is that preferred implementation of the present utility model is described; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the ability those of ordinary skill is made the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.

Claims (6)

1. special heatproof thermopair of measurement heating furnace, comprise armoured thermocouple (1), its upper end is fixedly connected in the terminal box (2), its middle part is provided with slack loop (3), it is characterized in that the measuring junction (4) of described armoured thermocouple (1) is plugged in the heat-collecting block (6) of fixedlying connected with boiler tube (5).
2. the special heatproof thermopair of measurement heating furnace as claimed in claim 1 is characterized in that, the root of described measuring junction (4) and heat-collecting block (6) welding.
3. the special heatproof thermopair of measurement heating furnace as claimed in claim 1, it is characterized in that, the root of described measuring junction (4) and heat-collecting block (6) are by fixedly ferrule assemblies clamping, and heat-collecting block (6) top is provided with the lock screw (8) that withstands on armoured thermocouple (1) surface.
4. the special heatproof thermopair of measurement heating furnace as claimed in claim 3 is characterized in that, described armoured thermocouple (1) acutangulates with boiler tube (5).
5. the special heatproof thermopair of measurement heating furnace as claimed in claim 3, it is characterized in that, described fixedly ferrule assemblies comprises swivel nut (9) and the bolt cutting ferrule (10) that is enclosed within on the measuring junction (4), swivel nut (9) and heat-collecting block (6) are threaded, and swivel nut (9) blocks armoured thermocouple (1) by bolt cutting ferrule (10).
6. as the special heatproof thermopair of each described measurement heating furnace of claim 1-5, it is characterized in that, be fixedly connected with the fixedly card (7) that armoured thermocouple (1) can pass freely through on the described boiler tube (5).
CN2009203127140U 2009-10-19 2009-10-19 Special temperature resistant thermocouple of measuring and heating furnace Expired - Fee Related CN201522340U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009203127140U CN201522340U (en) 2009-10-19 2009-10-19 Special temperature resistant thermocouple of measuring and heating furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009203127140U CN201522340U (en) 2009-10-19 2009-10-19 Special temperature resistant thermocouple of measuring and heating furnace

Publications (1)

Publication Number Publication Date
CN201522340U true CN201522340U (en) 2010-07-07

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CN2009203127140U Expired - Fee Related CN201522340U (en) 2009-10-19 2009-10-19 Special temperature resistant thermocouple of measuring and heating furnace

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CN (1) CN201522340U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102818648A (en) * 2012-08-23 2012-12-12 安徽天康股份有限公司 Cutting edge type thermocouple
CN107702814A (en) * 2017-11-14 2018-02-16 河南龙成煤高效技术应用有限公司 A kind of temperature measuring equipment of rotary kiln radiant tube
CN108489626A (en) * 2017-11-14 2018-09-04 久茂自动化(大连)有限公司 A kind of thermocouple assembly for measuring molten tin bath temperature in float glass smelting kiln

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102818648A (en) * 2012-08-23 2012-12-12 安徽天康股份有限公司 Cutting edge type thermocouple
CN107702814A (en) * 2017-11-14 2018-02-16 河南龙成煤高效技术应用有限公司 A kind of temperature measuring equipment of rotary kiln radiant tube
CN108489626A (en) * 2017-11-14 2018-09-04 久茂自动化(大连)有限公司 A kind of thermocouple assembly for measuring molten tin bath temperature in float glass smelting kiln
CN108489626B (en) * 2017-11-14 2024-05-31 久茂自动化(大连)有限公司 Thermocouple device for measuring tin bath temperature in float glass melting furnace

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: LUNTE ELECTRONIC INSTRUMENT CO., LTD., LEQING CITY

Effective date: 20131115

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20131115

Address after: 325608 West Industrial Zone, Hongqiao Town, Zhejiang, Yueqing, E-1

Patentee after: Wu Fangli

Patentee after: LONDER ELECTRONICS & INSTRUMENT

Address before: 325608 West Industrial Zone, Hongqiao Town, Zhejiang, Yueqing, E-1

Patentee before: Wu Fangli

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100707

Termination date: 20171019

CF01 Termination of patent right due to non-payment of annual fee