CN213300147U - Ignition gun for vertical bauxite calcining kiln - Google Patents
Ignition gun for vertical bauxite calcining kiln Download PDFInfo
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- CN213300147U CN213300147U CN202021505793.XU CN202021505793U CN213300147U CN 213300147 U CN213300147 U CN 213300147U CN 202021505793 U CN202021505793 U CN 202021505793U CN 213300147 U CN213300147 U CN 213300147U
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Abstract
The utility model provides a burning torch for a vertical bauxite calcining kiln, which comprises a gas burner, a combustion air burner, a first fixing frame, a second fixing frame, a spark plug and a sealing cover; a combustion-supporting air burner is arranged on the outermost side of the combustion-supporting gun, and the gas burner is fixed on the inner side of the combustion-supporting air burner through a first fixing frame and a second fixing frame; the gas burner is connected with an external gas pipeline, the combustion-supporting air burner is connected with an external combustion-supporting fan, and the spark plug is arranged at the front ends of the gas burner and the combustion-supporting air burner; the whole ignition gun is fixed in the hole of the combustion chamber body. The utility model discloses inside the gas nozzle setting at the combustion-supporting air nozzle to set up the mount, utilize combustion-supporting air cooling gas nozzle, the nozzle temperature when reducing the burning, the gas nozzle high temperature leads to the nozzle to damage when having avoided bauxite to calcine for a long time, has prolonged and has lighted rifle life, has reduced the safety risk that calcination in-process rifle extinguishes and arouses simultaneously, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of kiln heating, in particular to the technical field of calcining of a vertical bauxite calcining kiln;
background
At present, bauxite is a main raw material for producing aluminum oxide, and in the process of producing aluminum oxide, the bauxite needs to be calcined, and a calcining kiln is needed during calcination. The existing market uses more vertical bauxite calcining kilns of calcining kilns, and the ignition fire gun of the vertical calcining kiln is arranged on the side wall of a combustion chamber and used for igniting the fire gun of the combustion chamber and spraying fire into the combustion chamber for calcining. The existing ignition fire gun has the problems of easy burnout, easy extinguishment and high cost in the use process, the utility model improves the service life of the ignition fire gun by designing the fire gun structure and cooling the gas burner by utilizing the cooling effect of combustion air, and increases the rigidity of flame by designing the conical structure of the gas burner, thereby solving the problem of easy extinguishment of flame; the utility model discloses install easily, easy operation, with low costs during the implementation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vertical bauxite calcining kiln is with burning fire rifle has solved among the prior art problem that burning fire rifle easily burns out, easily extinguishes, the life-span is short. In order to achieve the above object, the technical solution of the present invention is realized in the following manner:
a vertical bauxite calcining ignition gun comprises a gas burner, a combustion air burner, a first fixing frame, a second fixing frame, a spark plug and a sealing cover; the combustion-supporting air nozzle is arranged on the outermost side of the ignition gun, and the gas nozzle is fixed on the inner side of the combustion-supporting air nozzle through a first fixing frame and a second fixing frame. The gas burner is connected with an external gas pipeline, the combustion-supporting air burner is connected with an external combustion-supporting fan, and the spark plug is arranged at the front ends of the gas burner and the combustion-supporting air burner; the whole ignition gun is fixed in the hole of the combustion chamber body.
Furthermore, the first fixing frame and the second fixing frame are arranged in the middle and at the tail of the gas burner, so that the gas burner and the combustion air burner are relatively fixed;
furthermore, a sealing cover is installed at the tail end of the ignition gun, a hole is formed in the sealing cover, and the gas pipeline, the combustion air pipeline and the spark plug line enter the ignition gun through the sealing cover.
Through above-mentioned technical scheme, can realize combustion air to the cooling of gas nozzle, the temperature of nozzle when effectively reducing the burning of lighting the flame gun, the life of extension nozzle.
Furthermore, the rear end of the gas burner is a hollow round pipe, and the front end of the gas burner is a conical pipe; the inner diameter of the rear hollow round pipe is 5mm-100mm, the front conical pipe is connected with the hollow round pipe, the length is 30mm-80mm, and the inner diameter of the head hollow round hole is 3mm-50 mm.
Through above-mentioned technical scheme, can increase the gas at the nozzle front end pressure, strengthen burning flame rigidity, avoid the risk that flame extinguishes in the combustion process.
Furthermore, the rear end of the combustion air burner is a hollow circular pipe, and the front end of the combustion air burner is a conical pipe; the inner diameter of the rear hollow circular tube is 10mm-200mm, the front conical tube is connected with the hollow circular tube, the inner diameter of the head hollow circular hole is 6mm-100mm, and the inner diameter of the combustion air burner is larger than that of the gas burner.
Through the technical scheme, the pressure of combustion-supporting air in the ignition fire gun is effectively controlled, and the combustion-supporting effect is realized;
furthermore, the spark plugs are arranged at the front ends of the gas burner and the combustion air burner and used for ejecting electric sparks to realize combustion of the combustion guns.
Compared with the prior art, the ignition fire gun for the vertical bauxite calcining kiln has the beneficial effects of long service life, good flame rigidity, simple installation, low cost, good matching property with the existing equipment and the like.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a gas burner and a bracket;
wherein:
1. a gas burner; 2. a combustion air burner; 3. a first fixing frame; 4. a second fixing frame; 5. a combustion fan; 6. a combustion air conduit; 7. an external gas pipeline; 8. an electric cabinet; 9. a sealing cover; 10. a spark plug; 11. a combustion chamber body; 12. the front end of the gas burner; 13. the front end of the combustion air burner.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 and 2, the ignition gun for vertical bauxite calcination comprises a gas burner 1, a combustion air burner 2, a first fixing frame 3, a second fixing frame 4, a spark plug 10 and a sealing cover 9; the combustion-supporting air burner 2 is arranged on the outermost side of the ignition gun, and the gas burner 1 is fixed on the inner side of the combustion-supporting air burner 2 through a first fixing frame 3 and a second fixing frame 4. The gas burner 1 is connected with an external gas pipeline 7, the combustion-supporting air burner 2 is connected with an external combustion-supporting fan 5, and the spark plug 10 is arranged at the front ends of the gas burner 1 and the combustion-supporting air burner 2; the whole ignition gun is fixed in the hole of the combustion chamber body 11.
The rear end of the gas burner 1 is a hollow circular tube, the front end 12 of the gas burner is a conical tube, and the inner diameter of a hollow circular hole at the head part is 3-50 mm; the inner diameter of the hollow circular tube at the rear end of the gas burner 1 is 5mm-100mm, and the front end 12 of the gas burner is connected with the hollow circular tube at the rear end and has the length of 30mm-80 mm.
The rear end of the combustion-supporting air burner 2 is a hollow circular tube, the front end 13 of the combustion-supporting air burner is a conical tube, and the inner diameter of a hollow circular hole at the head part is 6-100 mm; the inner diameter of the rear-end hollow circular pipe is 10mm-200mm, and the front end 13 of the combustion-supporting air burner is connected with the rear-end hollow circular pipe; the inner diameter of the combustion air burner 2 is larger than that of the gas burner 1.
When in use, the method is implemented according to the following steps
(1) Installing a first fixing frame 3 and a second fixing frame 4 in the middle and the tail of the gas burner;
(2) integrally inserting a gas burner 1, a first fixing frame 3 and a second fixing frame 4 into a combustion air burner 2;
(3) installing a sealing cover 9;
(4) the external gas pipeline 7 and the combustion air pipeline 6 are combined with the gas burner 1 and the combustion air burner 2 through joints.
(5) Placing an ignition gun for the vertical bauxite calcining kiln in a reserved cavity of the combustion chamber body 11, and firmly installing;
(6) the switch of the gas and the combustion-supporting fan is turned on, the switch of the spark plug is started, and the gas is burnt under the action of combustion-supporting air after meeting the electric spark of the spark plug 10
(7) Opening a fire gun and a combustion-supporting fan of the calcining kiln, and igniting a burning fire gun of the calcining kiln by utilizing flame of an ignition fire gun; the bauxite raw material was started to be calcined.
Claims (5)
1. A vertical bauxite calcining kiln is with lighting fire rifle, its characterized in that: including gas nozzle (1), combustion air nozzle (2), first mount (3), second mount (4), spark plug (10), sealed lid (9), combustion fan (5), electricity cabinet (8), combustion air nozzle (2) are in the rifle of lighting a fire the outside, install inside combustion air nozzle (2) first mount (3), first mount (3) and second mount (4) are used for fixed gas nozzle (1), gas nozzle (1) are connected with outside gas pipeline (7), combustion air nozzle (2) are connected with outer fan of stove (5), install between gas nozzle (1) and combustion air nozzle (2) spark plug (10), be connected with outside electricity cabinet (8), whole burning a fire the rifle of lighting a fire is fixed in combustion chamber body (11) hole.
2. The igniting fire gun for the vertical bauxite calcining kiln as claimed in claim 1, wherein: the rear end of the gas burner (1) is a hollow round pipe, and the front end of the gas burner is a conical pipe (12); the inner diameter of the rear hollow round pipe is 5mm-100mm, the front conical pipe (12) is connected with the hollow round pipe, and the inner diameter of the head hollow round hole is 3mm-50 mm.
3. The igniting fire gun for the vertical bauxite calcining kiln as claimed in claim 1, wherein: the rear end of the combustion air burner (2) is a hollow round pipe, and the front end of the combustion air burner is a conical pipe (13); the inner diameter of the rear hollow round pipe is 10mm-200mm, the front conical pipe is connected with the hollow round pipe, the inner diameter of the head hollow round hole is 6mm-100mm, and the inner diameter of the combustion air burner (2) is larger than that of the gas burner.
4. The igniting fire gun for the vertical bauxite calcining kiln as claimed in claim 1, wherein: the first fixing frame (3) and the second fixing frame (4) are arranged in the middle and at the tail end of the gas burner (1).
5. The igniting fire gun for the vertical bauxite calcining kiln as claimed in claim 1, wherein: the spark plug (10) is arranged at the front ends of the gas burner (1) and the combustion air burner (2) and used for igniting a gas burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021505793.XU CN213300147U (en) | 2020-07-27 | 2020-07-27 | Ignition gun for vertical bauxite calcining kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021505793.XU CN213300147U (en) | 2020-07-27 | 2020-07-27 | Ignition gun for vertical bauxite calcining kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213300147U true CN213300147U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021505793.XU Active CN213300147U (en) | 2020-07-27 | 2020-07-27 | Ignition gun for vertical bauxite calcining kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213300147U (en) |
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2020
- 2020-07-27 CN CN202021505793.XU patent/CN213300147U/en active Active
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