CN217057596U - Water spraying and atomizing device for cement kiln decomposing furnace - Google Patents
Water spraying and atomizing device for cement kiln decomposing furnace Download PDFInfo
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- CN217057596U CN217057596U CN202220717781.6U CN202220717781U CN217057596U CN 217057596 U CN217057596 U CN 217057596U CN 202220717781 U CN202220717781 U CN 202220717781U CN 217057596 U CN217057596 U CN 217057596U
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- water spray
- decomposing furnace
- cold water
- cement kiln
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Abstract
The utility model relates to a cement kiln dore furnace water spray atomization device, the bottom of dore furnace is provided with the feed inlet, the dore furnace is close to the upper end of feed inlet and has seted up the mouth of pipe, along installing the mount pad in the mouth of pipe, install cold water spray gun on the mount pad, cold water spray gun's one end is provided with the shower nozzle, cold water spray gun is close to shower nozzle department cover and is equipped with the protective sheath, shower nozzle department threaded connection has the protection casing, going up along being provided with the filter screen of protection casing.
Description
Technical Field
The utility model relates to a mud kiln production facility technique, especially a cement kiln decomposing furnace water spray atomization device.
Background
The cement is a powdery hydraulic inorganic cementing material, is added with water and stirred into slurry, can be hardened in the air or better in water, and can firmly bond sand, stone and other materials together. The production process of cement mainly comprises the processes of crushing limestone, screening, homogenizing raw material preparation, preheating decomposition, uniformly stirring, sintering cement clinker, grinding cement and packaging.
The cement production and processing preheating decomposition process generally needs to be processed by a decomposing furnace, the decomposing furnace is an important device of a novel dry-method cement production system, a key place related to the high and low preheating decomposition rate of raw powder of the whole preheater system is concerned, meanwhile, the non-thermal NOx is generated, and the transformation around the ultra-low emission index in recent years is also developed and designed by establishing a proper reduction area at the lower part of the decomposing furnace, the SNCR is widely applied to the preheater system, the ultra-low emission problem of the NOx is solved, but the method is not perfect, and a water spray atomization system is additionally arranged on a cone of the decomposing furnace through experiments: 1. the burnout rate of the coal is improved, and the coal consumption is effectively reduced. 2. The amount of ammonia water can be reduced. The production efficiency is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cement kiln dore furnace water spray atomization device through addding the water spray atomization system at the dore furnace cone, forms certain water gas through a small amount of atomized water under the oxygen-deficient environment of dore furnace cone through the buggy, can the coking of effective control buggy simultaneously, promotes the burn-off efficiency of buggy in the middle of the dore furnace.
In order to solve the problem, the utility model provides a cement kiln dore furnace water spray atomization device, the bottom of dore furnace is provided with the feed inlet, the dore furnace is close to the upper end of feed inlet and has seted up the mouth of pipe, along installing the mount pad in the mouth of pipe, install cold water spray gun on the mount pad, cold water spray gun's one end is provided with the shower nozzle, cold water spray gun is close to shower nozzle department cover and is equipped with the protective sheath, shower nozzle department threaded connection has the protection casing, going up along being provided with the filter screen of protection casing.
The utility model provides a cement kiln dore furnace water spray atomization device still has following technical characteristic:
further, the shape of the filter screen is a sector.
Further, the cold water spray gun and the mounting base are arranged in a set.
Furthermore, the number of the feed inlets is two, and the two feed inlets are symmetrically arranged with the axis of the decomposing furnace.
Furthermore, the number of the four cold water spray guns is four, and the four cold water spray guns and the axis of the decomposing furnace are symmetrically arranged.
Further, a feed hopper is arranged at the feed inlet.
Further, the cold water spray gun is a compressed air atomization quenching water spray gun.
Further, a supporting seat is installed at the bottom of the decomposing furnace.
The utility model discloses following beneficial effect has: the decomposition furnace is additionally provided with the cold water spray gun, the cold water spray gun sprays water mist into the decomposition furnace through the spray head, a certain amount of water gas is formed through a small amount of atomized water in the oxygen-deficient environment of the decomposition furnace, and meanwhile, coking of coal powder can be effectively controlled, so that the burnout efficiency of the coal powder in the decomposition furnace is improved; the protective cover is additionally arranged at the nozzle of the cold water spray gun to play a role in protecting the nozzle, and the filter screen is arranged on the upper edge of the protective cover to prevent the pulverized coal from drifting into the nozzle, so that the normal use of the nozzle is avoided being influenced, and the burnout efficiency of the pulverized coal in the decomposing furnace is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a mounting seat in an embodiment of the present invention;
fig. 3 is an enlarged schematic structural view of a position a in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of the protective cover in the embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In an embodiment of the water spraying and atomizing device of the cement kiln decomposing furnace of the present invention as shown in fig. 1 to 4, the water spraying and atomizing device of the cement kiln decomposing furnace of the present invention comprises a feed inlet 2 disposed at the bottom of the decomposing furnace 1, a feed hopper disposed at the feed inlet 2, a nozzle 3 disposed at the upper end of the decomposing furnace 1 near the feed inlet 2, a mounting seat 4 mounted at the inner edge of the nozzle 3, a cold water spray gun 5 mounted on the mounting seat 4, the cold water spray gun 5 and the mounting seat 4 arranged in a set, a nozzle 6 disposed at one end of the cold water spray gun 5, a protective cover 7 sleeved at the position of the cold water spray gun 5 near the nozzle 6, a protective cover 8 connected to the nozzle 6 by screw threads, a filter screen 801 disposed at the upper edge of the protective cover 8, the filter screen 801 having a fan shape, wherein the cold water spray gun 5 is mounted on the decomposing furnace 1, the cold water spray gun 5 sprays water into the decomposing furnace 1 through the nozzle 6, a certain amount of water gas is formed by a small amount of atomized water in the oxygen-less environment of the decomposing furnace, and simultaneously the coking of the coal powder can be effectively controlled, so that the burnout efficiency of the coal powder in the decomposing furnace is improved; the protection cover 8 is additionally arranged at the nozzle 6 of the cold water spray gun 5, so that the nozzle 6 can be protected, the filter screen 801 is arranged on the upper edge of the protection cover 8, pulverized coal is prevented from flying to the nozzle 6, normal use of the nozzle 6 is avoided being influenced, and the burnout efficiency of the pulverized coal in the decomposing furnace is greatly improved.
In an embodiment of the present application, preferably, the number of the feed inlets 2 is two, two feed inlets 2 are symmetrically arranged with the axis of the decomposing furnace 1, the number of the cold water spray guns 5 is four, and four cold water spray guns 5 are symmetrically arranged with the axis of the decomposing furnace 1, in the present invention, two feed inlets 2 ensure the normal input of the material; the four cold water spray guns 5 spray water mist into the decomposing furnace 1 from multiple angles, so that the burnout efficiency of the decomposing furnace 1 is improved.
In one embodiment of the present application, preferably, the cold water spray gun 5 is a compressed air atomization quenching water spray gun, in the present invention, the water flow enters one end of the cold water spray gun 5, and the mist is guided out through the spray head 6 after the atomization treatment of the cold water spray gun 5.
In one embodiment of the present application, it is preferable that the decomposing furnace 1 is provided at the bottom thereof with a support base.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a cement kiln dore furnace water spray atomizing device, its characterized in that, the bottom of dore furnace (1) is provided with feed inlet (2), mouth of pipe (3) have been seted up to dore furnace (1) upper end near feed inlet (2), along installing mount pad (4) in mouth of pipe (3), install cold water spray gun (5) on mount pad (4), the one end of cold water spray gun (5) is provided with shower nozzle (6), cold water spray gun (5) are close to shower nozzle (6) department cover and are equipped with protective sheath (7), shower nozzle (6) department threaded connection has protection casing (8), the last edge of protection casing (8) is provided with filter screen (801).
2. The water-spraying atomizing device of a cement kiln decomposing furnace according to claim 1, characterized in that the shape of the screen (801) is a sector.
3. The water-spraying atomizing device of the cement kiln decomposing furnace according to claim 1, characterized in that the cold water spray gun (5) is provided in a set with the mounting base (4).
4. The water spraying and atomizing device of the cement kiln decomposing furnace according to claim 1, characterized in that the number of the feed inlets (2) is two, and the two feed inlets (2) are arranged symmetrically with the axis of the decomposing furnace (1).
5. The water spraying and atomizing device of the cement kiln decomposing furnace according to claim 1, characterized in that the number of the cold water spray guns (5) is four, and the four cold water spray guns (5) are arranged symmetrically with the axis of the decomposing furnace (1).
6. The water-spraying atomization device of the cement kiln decomposing furnace as claimed in claim 1, characterized in that a feed hopper is arranged at the feed inlet (2).
7. The water-spraying atomizing device of the cement kiln decomposing furnace as claimed in claim 1, wherein the cold water spray gun (5) is a compressed air atomizing quenching water spray gun.
8. The water-spraying atomization device of the cement kiln decomposing furnace according to claim 1, characterized in that a support seat is installed at the bottom of the decomposing furnace (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717781.6U CN217057596U (en) | 2022-03-30 | 2022-03-30 | Water spraying and atomizing device for cement kiln decomposing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717781.6U CN217057596U (en) | 2022-03-30 | 2022-03-30 | Water spraying and atomizing device for cement kiln decomposing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217057596U true CN217057596U (en) | 2022-07-26 |
Family
ID=82466698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220717781.6U Active CN217057596U (en) | 2022-03-30 | 2022-03-30 | Water spraying and atomizing device for cement kiln decomposing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217057596U (en) |
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2022
- 2022-03-30 CN CN202220717781.6U patent/CN217057596U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 473000 industrial cluster area, Fangcheng County, Nanyang City, Henan Province Patentee after: Fangcheng County Wanbei Cement (Group) Co.,Ltd. Address before: 473000 industrial cluster area, Fangcheng County, Nanyang City, Henan Province Patentee before: FANGCHENG WANBEI CEMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |