CN202229604U - Replaceable heating device of high temperature oxidation furnace - Google Patents
Replaceable heating device of high temperature oxidation furnace Download PDFInfo
- Publication number
- CN202229604U CN202229604U CN2011202600007U CN201120260000U CN202229604U CN 202229604 U CN202229604 U CN 202229604U CN 2011202600007 U CN2011202600007 U CN 2011202600007U CN 201120260000 U CN201120260000 U CN 201120260000U CN 202229604 U CN202229604 U CN 202229604U
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- brick
- plug
- heater
- cover
- temperature oxydation
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Abstract
The utility model relates to a replaceable heating device of a high temperature oxidation furnace, which comprises a plug brick, a molybdenum silicide rod heater arranged on the plug brick, and a sleeve brick matched with the plug brick, wherein the lower surface of the plug brick is buckled with the upper surface of the sleeve brick. The heating device provided by the utility model can be replaced or maintained without the need of lowering the temperature.
Description
Technical field
The utility model relates to the high-temperature oxydation stove, relates in particular to the structure of the removable heater of a kind of high-temperature oxydation stove.
Background technology
In the particularly green powder firing process of electricity-saving lamp powder raw material are carried out high temperature and burn till oxidation reaction, temperature will be more than 1575 ℃ and have flux such as boric acid to add.We know boric acid in high temperature, and refractory material is had stronger corrosivity.High temperature and corrosive gas are up, and the fit system that existing oxidation furnace adopts the cover brick to be nested in the plug brick supports and fixed heater.The project organization of this cover brick and plug brick; Be to decide the size of thermal resistance with the length of plug brick, but it is longer big more with the contact area of overlapping brick to fill in brick, in the aggressive atmosphere of high-temperature, big temperature field, burns till; Very easily cause the cover brick to burn to dissolve with the plug brick and bond together, the plug brick can't be extracted.The critical defect of this structure is exactly in time to change the heater of damage, if disconnected rod have to short circuit, causes vicious circle.Can't satisfy technological temperature requirement and the direct quality that influences product, we can say that such structure is disposable, can only the blowing out overhaul if damage.Guarantee the technological temperature that burns till, and big continuity of producing, the structure of new firing furnace plug brick and cover brick must hot maintenance, so can change or maintenance be the core objective that new firing furnace structure must reach heater under the situation of not lowering the temperature.
The utility model content
In order to overcome the shortcoming of above-mentioned technology, the utility model provides a kind of high-temperature oxydation stove removable heater, and this heater can be changed or keep in repair under the situation of not lowering the temperature.
For achieving the above object; The utility model provides a kind of high-temperature oxydation stove removable heater; It comprises the plug brick, be arranged on the Si-Mo rod heater of plug on the brick, and with fill in the cover brick that brick cooperates, the upper surface of the lower surface of wherein said plug brick and said cover brick is fastened and connected.
Preferably, the lower surface of said plug brick is provided with groove, and the upper surface of said cover brick is provided with the convexity that fastens with said groove.
Preferably, the upper surface of said cover brick is provided with two convexities, and these two convexities fasten with the groove of the lower surface of two plug bricks respectively.
Preferably, the lower surface of said plug brick is provided with convexity, and the upper surface of said cover brick is provided with the groove that cooperates with said convexity.
Preferably, the upper surface of said cover brick is provided with two grooves, and these two convexities fasten with the convexity of the lower surface of two plug bricks respectively.
Preferably, said plug brick is provided with the installing hole that runs through its upper and lower surface, and said Si-Mo rod heater is fixed in the said installing hole; Said cover brick is provided with the perforation that runs through its upper and lower surface, and said Si-Mo rod heater passes and stretches out from lower surface from said perforation.
Preferably, said Si-Mo rod heater comprises two fixing feet that laterally arrange and the U type heating part that connects two fixing feet, and said plug brick is provided with two installing holes, and said two fixing feet are installed in respectively in two installing holes; Said U type heating part is passed and the lower surface that overlaps brick certainly stretches out from the perforation of said cover brick.
Preferably, said Si-Mo rod heater is provided with several, and wherein the fixing feet of each Si-Mo rod heater is connected with the fixing feet of adjacent heater.
The utlity model has following beneficial effect:
The heater of the utility model is changed into buckle-type mounting structure up and down with the mosaic texture of filling in of plug brick of the prior art and cover brick.The structure of this cover brick and plug brick makes the cover brick and the contact area of plug brick be reduced to 18565mm2 by former 49400mm2, has effectively solved the plug brick and has at high temperature burnt the problem of dissolving bonding with the cover brick.And this project organization of the utility model has avoided the plug brick " to fill in " fit system of cover brick; Thereby overcome the technical problem that the plug brick is difficult to extract the cover brick in the prior art; Fundamentally solved the difficult problem of Si-Mo rod heater of changing; Make the firing temperature of high-temperature oxydation stove be able to satisfy, the continuity of production has been able to guarantee, prolong the service life of high-temperature oxydation stove.
And because the change of structure makes the plug brick and the equipped mode of cover brick that the change of matter also arranged.The equipped mode of two kinds of bricks mainly is " plug " and " cover " in the prior art, and the equipped mode of the utility model mainly is " seat " and " support ".This equipped mode has good effect to increasing thermal resistance; Compared with prior art, under the plug brick of equal volume, cover brick condition, the thermal resistance area of the heater of the utility model significantly increases; Make cold section temperature of heater obviously reduce, form benign cycle and improved mechanical strength.The increase of thermal resistance area make burner hearth sealing and insulating power be improved significantly.Even in 1600 ℃ of high temperature burn till; Compare with the domestic oxidation firing furnace that uses of the same trade, have the product quality height, heater is prone to change; Increased the long service life of calandria and oxidation furnace; Reduced by heater and damaged the equipment downtime rate that causes, shortened maintenance time, reduced production cost.
Description of drawings
Fig. 1 is the structural representation that meets the heater of the utility model;
Fig. 2 is the cutaway view of the plug brick of heater shown in Figure 1;
Fig. 3 is the cutaway view of the cover brick of heater shown in Figure 1;
Fig. 4 is the cutaway view of plug brick that meets another embodiment of the utility model;
Fig. 5 is the cutaway view of cover brick that meets another embodiment of the utility model.
To combine the accompanying drawing and the specific embodiment that the utility model is further specified below.
The specific embodiment
Please with reference to Fig. 1, the removable heater of high-temperature oxydation stove comprises plug brick 1, be arranged on Si-Mo rod heater 2 on the plug brick 1, and with fill in the cover brick 3 that brick 1 cooperates.The lower surface 11 of wherein filling in brick 1 is fastened and connected with the upper surface 31 that overlaps brick 3.
Please combine to consult Fig. 1, Fig. 2 and Fig. 3, plug brick 1 is provided with the installing hole 110 that runs through its upper and lower surface, and Si-Mo rod heater 2 is fixed in the said installing hole 110; Cover brick 3 is provided with the perforation 310 that runs through its upper and lower surface, and Si-Mo rod heater 2 passes and the lower surface that overlaps brick 3 certainly stretches out from said perforation 310.
Please with reference to Fig. 1; Does said Si-Mo rod heater 2 comprise two fixing feet 21 that laterally arrange and the U type heating part 22 that connects two fixing feet 21, (whether the description to the Si-Mo rod heater correct?); Said plug brick 1 is provided with two installing holes 110, and said two fixing feet 21 are installed in respectively in two installing holes 110; Said U type heating part 22 is passed and the lower surface that overlaps brick 3 certainly stretches out from the perforation 310 of said cover brick 3.Said Si-Mo rod heater 2 is provided with several, and wherein the fixing feet 21 of each Si-Mo rod heater 2 is connected with the fixing feet 21 of adjacent heater 2.
Please with reference to Fig. 2 and Fig. 3, in first embodiment, the lower surface 11 of plug brick 1 is provided with groove 111, and the upper surface 31 of cover brick 3 is provided with the convexity 311 that fastens with said groove 111.In the present embodiment, the upper surface 31 of cover brick 3 is provided with two convexities 311, and these two convexities 311 fasten with the groove 111 of the lower surface 11 of two plug bricks 1 respectively.The degree of depth of wherein said groove 111 is 10 millimeters, and the height of said convexity is 5 millimeters.
Please with reference to Fig. 4 and Fig. 5, in a second embodiment, the lower surface 11 ' of plug brick 1 ' is provided with convexity 111 ', and the upper surface 31 ' of cover brick 3 ' is provided with the groove 311 ' that cooperates with said protruding 111 '.In the present embodiment, the upper surface 31 ' of cover brick 3 ' is provided with two grooves 311 ', and these two grooves 311 ' fasten with the convexity 111 ' of the lower surface 11 ' of two plug bricks 1 ' respectively.The degree of depth of wherein said groove 311 ' is 10 millimeters, and said protruding 111 ' height is 5 millimeters.
It is that 1.4 alumina hollow ball is processed that said plug brick 1 and cover brick 3 all adopt density.
The above is not the whole or unique embodiment of the utility model; The conversion of any equivalence that those of ordinary skills take the utility model technical scheme through reading the utility model specification, the claim that is the utility model contains.
Claims (8)
1. removable heater of high-temperature oxydation stove; It comprises plug brick (1,1 '), be arranged on the Si-Mo rod heater (2) of plug on the brick, and the cover brick (3,3 ') that cooperates with the plug brick, and it is characterized in that: the upper surface (31,31 ') of lower surface of said plug brick (11,11 ') and said cover brick is fastened and connected.
2. the removable heater of high-temperature oxydation stove as claimed in claim 1 is characterized in that: the lower surface of said plug brick is provided with groove (111), and the upper surface of said cover brick is provided with the convexity (311) that fastens with said groove.
3. the removable heater of high-temperature oxydation stove as claimed in claim 2 is characterized in that: the upper surface of said cover brick is provided with two convexities, and these two convexities fasten with the groove of the lower surface of two plug bricks respectively.
4. the removable heater of high-temperature oxydation stove as claimed in claim 1, it is characterized in that: the lower surface of said plug brick is provided with convexity (111 '), and the upper surface of said cover brick is provided with the groove (311 ') that cooperates with said convexity.
5. the removable heater of high-temperature oxydation stove as claimed in claim 4 is characterized in that: the upper surface of said cover brick is provided with two grooves, and these two convexities fasten with the convexity of the lower surface of two plug bricks respectively.
6. like claim 1,2,3, the removable heater of 4 or 5 described high-temperature oxydation stoves, it is characterized in that: said plug brick is provided with the installing hole (110) that runs through its upper and lower surface, and said Si-Mo rod heater is fixed in the said installing hole; Said cover brick is provided with the perforation (310) that runs through its upper and lower surface, and said Si-Mo rod heater passes and stretches out from lower surface from said perforation.
7. the removable heater of high-temperature oxydation stove as claimed in claim 6; It is characterized in that: said Si-Mo rod heater comprises two fixing feet (21) that laterally arrange and the U type heating part (22) that connects two fixing feet; Said plug brick is provided with two installing holes, and said two fixing feet are installed in respectively in two installing holes; Said U type heating part is passed and the lower surface that overlaps brick certainly stretches out from the perforation of said cover brick.
8. the removable heater of high-temperature oxydation stove as claimed in claim 7 is characterized in that: said Si-Mo rod heater is provided with several, and wherein the fixing feet of each Si-Mo rod heater is connected with the fixing feet of adjacent heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202600007U CN202229604U (en) | 2011-07-22 | 2011-07-22 | Replaceable heating device of high temperature oxidation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202600007U CN202229604U (en) | 2011-07-22 | 2011-07-22 | Replaceable heating device of high temperature oxidation furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202229604U true CN202229604U (en) | 2012-05-23 |
Family
ID=46080189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202600007U Expired - Fee Related CN202229604U (en) | 2011-07-22 | 2011-07-22 | Replaceable heating device of high temperature oxidation furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202229604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067657A (en) * | 2015-08-27 | 2015-11-18 | 马鞍山钢铁股份有限公司 | Iron ore sintering high-temperature characteristic detection device and detection method thereof |
-
2011
- 2011-07-22 CN CN2011202600007U patent/CN202229604U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067657A (en) * | 2015-08-27 | 2015-11-18 | 马鞍山钢铁股份有限公司 | Iron ore sintering high-temperature characteristic detection device and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20160722 |