CN102012274B - Large-volume coke oven coking chamber temperature sensor - Google Patents
Large-volume coke oven coking chamber temperature sensor Download PDFInfo
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- CN102012274B CN102012274B CN2010102908893A CN201010290889A CN102012274B CN 102012274 B CN102012274 B CN 102012274B CN 2010102908893 A CN2010102908893 A CN 2010102908893A CN 201010290889 A CN201010290889 A CN 201010290889A CN 102012274 B CN102012274 B CN 102012274B
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- cutting ferrule
- coke oven
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Abstract
The invention provides a temperature sensor for temperature measurement of a large-volume coke oven coking chamber, which comprises a sensor element, an upper protection pipe, a lower protection pipe, a wiring box and a flange, wherein the lower protection pipe comprises three layers of high-temperature resistance sleeves at the inner side, the middle side and the outer side, the outer layer sleeve and the middle layer sleeve are both metal sleeves, the inner layer sleeve is a ceramic sleeve, the sensor element is arranged in the inner layer sleeve, asbestos is wound outside the inner layer sleeve and then schamotte is coated, wherein the head of the middle layer sleeve is not wound with the asbestos or coated with the schamotte, the inner layer sleeve integrally penetrates into the middle layer sleeve and is sealed and fixed by the schamotte, and a plurality of small holes are arranged on the head of the middle layer sleeve. The outer layer sleeve and the middle layer sleeve adopt clamp sleeve fastening modes, and the tail of the middle layer sleeve is connected with the upper protection pipe through a bending pipe. The temperature sensor has the advantages of high intensity, good high temperature resistance, long service life, sensitive reaction and the like.
Description
Technical field
The present invention relates to a kind of temperature sensor, relate in particular to a kind of thermometric temperature sensor of large capacity coke oven carbonization chamber that is applicable to.
Background technology
Large capacity coke oven has the coke output height, and floor area is little, and characteristics such as good environmental protection adopt the closed dedusting system of the discharging of the coke, and have significantly reduced the dust pollution when the discharging of the coke.Large capacity coke oven partly is made up of furnace roof, firing chamber, carbonization chamber, chute district and regenerator etc., wherein coal charge is heated under the secluding air condition and becomes coke in the carbonization chamber, general heating-up temperature is more than 1100 ℃, and its temperature is one of emphasis controlling index during coking is produced.The heating-up temperature of carbonization chamber is a key factor that is related to coal capacity, thereby has influence on income and toxic emission in the whole process of coking, therefore needs a kind of temperature sensor that can accurately measure its temperature value.
Summary of the invention
Technical matters to be solved by this invention is: a kind of thermometric temperature sensor of large capacity coke oven carbonization chamber that is applicable to is provided
The technical solution adopted in the present invention is: a kind of large capacity coke oven carbonization chamber temperature sensor; comprise sensor element; last protection tube; following protection tube; terminal box and flange; described protection tube down comprises about three layers of high temperature resistant sleeve pipe; outer layer sleeve and middle casing are metal sleeve; inner layer sleeve is a porcelain bushing; sensor element places inner layer sleeve; described inner layer sleeve is outer to be coated with fire clay again around asbestos; wherein the head of inner layer sleeve does not twine asbestos and is coated with fire clay; whole of inner layer sleeve penetrates in the middle casing and by the fire clay sealing and fixing, the middle casing head is provided with a plurality of apertures.
The further technical scheme of the present invention is: described outer layer sleeve rear portion is passed flange and is fixed on the flange by the first cutting ferrule screw and first cutting ferrule, the first cutting ferrule screw and flange rear groove are threaded, first cutting ferrule places in the groove of flange, by tightening the first cutting ferrule screw, first cutting ferrule is clamped on the outer layer sleeve outer wall; Described outer layer sleeve afterbody welds a projection, the second cutting ferrule screw that described projection rear portion is provided with groove and is threaded with this groove, place in second cutting ferrule in the groove of projection, the projection endoporus is passed at the middle casing rear portion, by tightening the second cutting ferrule screw, second cutting ferrule is clamped on the middle casing outer wall.
Rear portion, described outer layer sleeve afterbody welding position is provided with scale.
Described middle casing afterbody is connected to coupling bend; the described protection tube of going up comprises lower linking tube and the upper connecting tube that is connected by loose joint; coupling bend one end is connected with the middle casing tailing screw flight, and the coupling bend other end is threaded with lower linking tube, and upper connecting tube is threaded with terminal box.
Described flange is provided with several oval mounting holes.
Beneficial effect of the present invention: 1, long term high temperature in carbonization chamber; and jacket insertion depth is greater than under 2 meters the situation; following protection tube is provided with three layers of high temperature resistant sleeve pipe, can effectively increase the intensity and the resistance to elevated temperatures of whole temperature sensor, effectively improves serviceable life.2, the middle casing head is provided with a plurality of apertures, can allow tested hot gas convection current, makes that the temperature sensor reaction is sensitiveer, precision is higher.3, because the interior hole depth difference of each carbonization chamber brick wall, so need to regulate insertion depth when mounted, outer layer metal sleeve pipe and middle level metal sleeve are fixed with cutting ferrule and cutting ferrule screw respectively, make outer in two-layer sleeve pipe all possess the effect of regulating insertion depth separately.4, because of manufacturing technique requirent, sleeve pipe and brick wall bottommost need leave certain space, and rear portion, outer layer sleeve afterbody welding position is provided with scale, the feasible degree of depth that can be inserted into design when mounted accurately.5, adopt elliptical aperture to install, can regulate the installation site.6, the carbonization chamber outside has and drops down burnt plate, and has certain angle, and therefore will go up protection tube makes 90 ° of perpendicular types by bend pipe, can avoid running into dropping down burnt plate.
The invention will be further described below in conjunction with accompanying drawing and embodiment.
Description of drawings
Fig. 1 is an embodiment of the invention one-piece construction synoptic diagram;
Fig. 2 is the A place zoomed-in view of Fig. 1;
Fig. 3 is that the B of Fig. 1 is to view;
Fig. 4 is the C place figure synoptic diagram of Fig. 1;
Fig. 5 is the integral installation synoptic diagram of present embodiment.
Embodiment
Fig. 1; Fig. 2; Fig. 3; embodiment illustrated in fig. 4; comprise sensor element; last protection tube; following protection tube; terminal box and flange; following protection tube comprises about three layers of high temperature resistant sleeve pipe; outer layer sleeve 1 and middle casing 4 are metal sleeve; inner layer sleeve 2 is a porcelain bushing; sensor element (not drawing among the figure) places inner layer sleeve 2; its lead-in wire passes protection tube and is connected with terminal box 15; sensor element is generally thermopair; flange 5 is provided with several oval mounting holes 17; present embodiment is four, and range of adjustment is 45 °, and middle casing 4 heads are provided with a plurality of apertures 16.The inner layer sleeve 2 outer asbestos 3 that twine are coated with fire clay (not marking among the figure) again, and wherein the head of inner layer sleeve 2 does not twine asbestos and is coated with fire clay, so that a plurality of apertures 16 that middle casing 4 heads are provided with are realized tested hot gas convection current.2 whole of inner layer sleeves penetrate in the middle casing 4 and by being coated in the outer fire clay sealing and fixing of asbestos 3.
Described outer layer sleeve 1 rear portion is passed flange 5 and is fixed on the flange 5 by the first cutting ferrule screw 7 and first cutting ferrule 6, the first cutting ferrule screw 7 is threaded with flange 5 rear groove, first cutting ferrule 6 places in the groove of flange 5, regulate outer layer sleeve 1 insertion depth, tighten the first cutting ferrule screw 7, first cutting ferrule 6 is clamped on outer layer sleeve 1 outer wall and with flange 5 fixes; Outer layer sleeve 1 afterbody welds a projection 8, the second cutting ferrule screw 10 that projection 8 rear portions are provided with groove and are threaded with this groove, place in second cutting ferrule 9 in the groove of projection 8, the projection endoporus is passed at middle casing 4 rear portions, projection can adopt nut, second cutting ferrule 9 places the threaded hole of nut rear, by tightening the second cutting ferrule screw 10, second cutting ferrule 9 is clamped on middle casing 4 outer walls and with outer layer sleeve 1 fixes.Rear portion, outer layer sleeve 1 afterbody welding position is provided with scale 18, can intuitively regulate insertion depth.
Described middle casing 4 afterbodys are connected to coupling bend 11; last protection tube comprises lower linking tube 12 and upper connecting tube 14; lower linking tube 12 and upper connecting tube 14 are connected by loose joint 13; coupling bend 11 1 ends are connected with middle casing 4 tailing screw flights; coupling bend 11 other ends are threaded with lower linking tube 12, and upper connecting tube 14 is threaded with terminal box 15.
As shown in Figure 5, during on-the-spot the installation, the hot junction (following protection tube part) of temperature sensor is inserted in the carbonization chamber body of wall, outer tube and carbonization chamber body of wall are fixed on flange on the body of wall by the flange elliptical aperture with screw with asbestos and fire clay sealing.Among the figure, label 19 is the burnt plate that drops down of carbonization chamber outside, and 20 is asbestos and fire clay heat-insulating and sealing material.
Claims (10)
1. large capacity coke oven carbonization chamber temperature sensor; comprise sensor element; last protection tube; following protection tube; terminal box and flange; it is characterized in that: described protection tube down comprises about three layers of high temperature resistant sleeve pipe; outer layer sleeve (1) and middle casing (4) are metal sleeve; inner layer sleeve (2) is a porcelain bushing; sensor element places inner layer sleeve (2); described inner layer sleeve (2) is outer to be coated with fire clay again around asbestos (3); wherein the head of inner layer sleeve (2) does not twine asbestos and is coated with fire clay; whole of inner layer sleeve (2) penetrates in the middle casing (4) and by the fire clay sealing and fixing, and middle casing (4) head is provided with a plurality of apertures (16).
2. large capacity coke oven carbonization chamber temperature sensor according to claim 1, it is characterized in that: described outer layer sleeve (1) rear portion is passed flange (5) and is fixed on the flange (5) by the first cutting ferrule screw (7) and first cutting ferrule (6), the first cutting ferrule screw (7) is threaded with flange (5) rear groove, first cutting ferrule (6) places in the groove of flange (5), by tightening the first cutting ferrule screw (7), first cutting ferrule (6) is clamped on outer layer sleeve (1) outer wall; Described outer layer sleeve (1) afterbody welds a projection (8), the second cutting ferrule screw (10) that described projection (8) rear portion is provided with groove and is threaded with this groove, place in second cutting ferrule (9) in the groove of projection (8), the projection endoporus is passed at middle casing (4) rear portion, by tightening the second cutting ferrule screw (10), second cutting ferrule (9) is clamped on middle casing (4) outer wall.
3. large capacity coke oven carbonization chamber temperature sensor according to claim 2 is characterized in that: rear portion, outer layer sleeve (1) afterbody welding position is provided with scale (18).
4. according to claim 2 or 3 described large capacity coke oven carbonization chamber temperature sensors, it is characterized in that: the projection (8) of described outer layer sleeve (1) afterbody is a nut, and second cutting ferrule (9) places the threaded hole of nut rear.
5. according to claim 1 or 2 or 3 described large capacity coke oven carbonization chamber temperature sensors; it is characterized in that: described middle casing (4) afterbody is connected to coupling bend (11); the described protection tube of going up comprises lower linking tube (12) and the upper connecting tube (14) that is connected by loose joint (13); coupling bend (11) one ends are connected with middle casing (4) tailing screw flight; coupling bend (11) other end is threaded with lower linking tube (12), and upper connecting tube (14) is threaded with terminal box (15).
6. large capacity coke oven carbonization chamber temperature sensor according to claim 4; it is characterized in that: described middle casing (4) afterbody is connected to coupling bend (11); the described protection tube of going up comprises lower linking tube (12) and the upper connecting tube (14) that is connected by loose joint (13); coupling bend (11) one ends are connected with middle casing (4) tailing screw flight; coupling bend (11) other end is threaded with lower linking tube (12), and upper connecting tube (14) is threaded with terminal box (15).
7. according to claim 1 or 2 or 3 described large capacity coke oven carbonization chamber temperature sensors, it is characterized in that: described flange (5) is provided with several oval mounting holes (17).
8. large capacity coke oven carbonization chamber temperature sensor according to claim 4 is characterized in that: described flange (5) is provided with several oval mounting holes (17).
9. large capacity coke oven carbonization chamber temperature sensor according to claim 5 is characterized in that: described flange (5) is provided with several oval mounting holes (17).
10. large capacity coke oven carbonization chamber temperature sensor according to claim 6 is characterized in that: described flange (5) is provided with several oval mounting holes (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102908893A CN102012274B (en) | 2010-09-21 | 2010-09-21 | Large-volume coke oven coking chamber temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102908893A CN102012274B (en) | 2010-09-21 | 2010-09-21 | Large-volume coke oven coking chamber temperature sensor |
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| Publication Number | Publication Date |
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| CN102012274A CN102012274A (en) | 2011-04-13 |
| CN102012274B true CN102012274B (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102908893A Active CN102012274B (en) | 2010-09-21 | 2010-09-21 | Large-volume coke oven coking chamber temperature sensor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252768A (en) * | 2011-04-21 | 2011-11-23 | 无锡市惠德晶体控制设备有限公司 | Mounting mechanism of temperature measuring probe of silicon single crystal furnace |
| CN104501204B (en) * | 2014-12-19 | 2017-05-24 | 兰溪市田农新能源科技有限公司 | Temperature induction device for bio-particle boiler |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532883A (en) * | 2009-04-08 | 2009-09-16 | 浙江伦特机电有限公司 | Anti scour temperature sensor |
| CN101750165A (en) * | 2010-01-08 | 2010-06-23 | 浙江伦特机电有限公司 | Blowing thermocouple |
| CN201811796U (en) * | 2010-09-21 | 2011-04-27 | 浙江伦特机电有限公司 | Temperature sensor for coking chamber of high capacity coke oven |
-
2010
- 2010-09-21 CN CN2010102908893A patent/CN102012274B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532883A (en) * | 2009-04-08 | 2009-09-16 | 浙江伦特机电有限公司 | Anti scour temperature sensor |
| CN101750165A (en) * | 2010-01-08 | 2010-06-23 | 浙江伦特机电有限公司 | Blowing thermocouple |
| CN201811796U (en) * | 2010-09-21 | 2011-04-27 | 浙江伦特机电有限公司 | Temperature sensor for coking chamber of high capacity coke oven |
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| CN102012274A (en) | 2011-04-13 |
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