CN117902808A - Ash scraping door structure for regenerator flue of glass melting furnace and mounting method - Google Patents
Ash scraping door structure for regenerator flue of glass melting furnace and mounting method Download PDFInfo
- Publication number
- CN117902808A CN117902808A CN202311489082.6A CN202311489082A CN117902808A CN 117902808 A CN117902808 A CN 117902808A CN 202311489082 A CN202311489082 A CN 202311489082A CN 117902808 A CN117902808 A CN 117902808A
- Authority
- CN
- China
- Prior art keywords
- door
- melting furnace
- glass melting
- ash
- regenerator
- Prior art date
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 title claims abstract description 52
- 238000002844 melting Methods 0.000 title claims abstract description 48
- 230000008018 melting Effects 0.000 title claims abstract description 48
- 238000007790 scraping Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 78
- 239000002956 ash Substances 0.000 claims abstract description 47
- 239000011449 brick Substances 0.000 claims abstract description 36
- 239000010881 fly ash Substances 0.000 claims abstract description 21
- 239000004927 clay Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000005266 casting Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000000428 dust Substances 0.000 abstract description 8
- 239000000779 smoke Substances 0.000 abstract description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003546 flue gas Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000003500 flue dust Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000289 melt material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/235—Heating the glass
- C03B5/237—Regenerators or recuperators specially adapted for glass-melting furnaces
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a ash scraping door structure of a regenerator flue of a glass melting furnace, which is characterized by comprising the following components: an outer wall brick door opening is arranged at the outer wall of the ash removing chamber in the regenerator main body; the edge of the door opening of the outer wall brick is provided with a door pocket through clay casting material; the door pocket is provided with a sealing door. The invention provides a glass melting furnace regenerator flue ash scraping door structure and an installation method, wherein a door pocket is poured in a wall door opening of a regenerator main body or a flue main body, and an upper sealing door and a lower sealing door which incline inwards are matched to replace a traditional brick-building mode to seal the door opening, so that the sealing performance is good, the mass production is realized by using a die during construction, and the construction time and the labor cost are reduced. When ash removal is needed, the disassembly and recovery are quick, and the influence on glass production is reduced to the greatest extent. The upper sealing door and the lower sealing door are provided with observation holes, so that the accumulated dust can be rapidly observed, and accumulated smoke dust can be timely cleaned. When the oxygen content of the flue gas needs to be detected, the observation hole plug brick is quickly opened, and the wall body is not required to be damaged and holes are formed.
Description
Technical Field
The invention relates to the related technical field of glass melting furnaces, in particular to a ash scraping door structure of a regenerator flue of a glass melting furnace and an installation method.
Background
Most glass melting furnaces currently melt materials by heating the materials with heat energy generated by the combustion of fuel, which produces a large amount of high temperature exhaust gases and fumes. At present, smoke dust in a glass kiln mainly comes from ash after fuel combustion, part of raw materials brought into a regenerator flue along with smoke gas, and high-temperature volatile substances are condensed to form particles. The regenerator of the glass melting furnace can recover most of the waste heat of the flue gas, reduce the temperature of the flue gas, and heat the temperature of combustion-supporting air by utilizing the energy storage function of the grid body, thereby reducing the fuel consumption and achieving the purposes of energy conservation and consumption reduction. However, a large amount of dust and particulate matters can accumulate in the heat accumulation chamber over time to affect heat energy transfer, so that the ash scraping door of the ash accumulation chamber at the lower part of the heat accumulation chamber needs to be periodically opened for cleaning.
The flue is a channel for discharging waste gas and smoke dust in the float glass melting furnace, and can adjust the gas flow and the furnace pressure through the flashboard, so that the stability of glass production is ensured. Over time, particularly before and after the shutter, a significant amount of smoke and impurities can accumulate in the flue. If not cleaned in time, the smoke dust and impurities can block the flue, so that the emission of waste gas and the accurate control of kiln pressure are affected, and the glass production is further affected.
The traditional regenerator and flue ash scraping door are plugged by clay standard bricks, a large amount of time is required for each time of opening and re-plugging, and the problems of inconvenient operation, low cleaning efficiency and the like exist.
Disclosure of Invention
In view of the above, the present invention provides a glass melting furnace regenerator flue ash door structure, which comprises:
a regenerator main body, a door pocket and a door seal;
An outer wall brick door opening is arranged at the outer wall of the ash removing chamber in the regenerator main body;
The door pocket is poured on the edge of the door opening of the exterior wall brick through clay castable;
The door pocket is provided with the sealing door.
The ash scraping door structure of the glass melting furnace regenerator flue is characterized in that a stepped groove is formed in the inner side of the sealing door.
Foretell a glass melting furnace regenerator flue ash door structure, wherein, seal the door and include: an upper sealing door and a lower sealing door; the upper sealing door is arranged at the upper end of the lower sealing door, and the upper sealing door and the lower sealing door are both arranged in the stepped groove.
The ash scraping door structure of the glass melting furnace regenerator flue comprises a stepped groove, wherein the stepped groove is arranged close to the edge of the regenerator main body in an inward inclined mode.
The ash scraping door structure of the glass melting furnace regenerator flue comprises a stepped groove, wherein the inclined angle of the stepped groove is 3 degrees.
The ash scraping door structure of the glass melting furnace regenerator flue comprises an upper sealing door and a lower sealing door, wherein the upper sealing door and the lower sealing door are obliquely arranged inwards, and the inclination angles of the upper sealing door and the lower sealing door are 3 degrees.
The ash scraping door structure of the glass melting furnace regenerator flue comprises an upper sealing door and a lower sealing door, wherein the widths of the upper sealing door and the lower sealing door are the same, and the installation positions of the upper sealing door and the lower sealing door are staggered by a certain distance.
The ash scraping door structure of the glass melting furnace regenerator flue is characterized in that a first observation hole is formed in the upper sealing door, and a first plug brick is movably arranged in the first observation hole.
The ash scraping door structure of the glass melting furnace regenerator flue is characterized in that a plurality of second observation holes are formed in the lower sealing door, and second plug bricks are movably arranged in each second observation hole.
The installation method of the ash scraping door structure of the regenerator flue of the glass melting furnace comprises the ash scraping door structure of the regenerator flue of the glass melting furnace,
Step one: the arch structure is built at the outer wall of the ash removing chamber at the inner bottom of the regenerator main body, so that the outer wall brick door opening is formed;
Step two: casting the door pocket by using the clay casting material through a prefabricated mold along the edge of the door opening of the external wall brick;
Step three: and plugging the outer wall brick door opening by using the pre-poured sealing door.
Compared with the prior art, the technical scheme has the following positive effects:
The invention provides a glass melting furnace regenerator flue ash scraping door structure and an installation method, wherein a door pocket is poured in a wall door opening of a regenerator main body or a flue main body, and an upper sealing door and a lower sealing door which incline inwards are matched to replace a traditional brick-building mode to seal the door opening, so that the glass melting furnace regenerator flue ash scraping door structure is good in tightness, and can be produced in batches by using a die during construction, so that the construction time and the labor cost are reduced. When ash removal is needed, the disassembly and recovery are quicker, and the influence on glass production is reduced to the greatest extent. The upper sealing door and the lower sealing door are provided with observation holes, so that the accumulated dust can be rapidly observed, and accumulated smoke dust can be timely cleaned. When the oxygen content of the flue gas needs to be detected, the observation hole plug brick can be quickly opened, and the wall body is not required to be damaged and holes are formed.
Drawings
FIG. 1 is a schematic view of a first embodiment of a glass melting furnace regenerator flue dust door structure according to the present invention.
FIG. 2 is a schematic illustration of a second embodiment of a glass melting furnace regenerator flue dust door structure according to the present invention.
Fig. 3 is a schematic view of the installation of the door pocket and seal of the present invention.
FIG. 4 is a front view of a glass melting furnace regenerator flue ash door structure in accordance with the present invention.
FIG. 5 is a side view of a regenerator flue ash door structure for a glass melting furnace according to the present invention.
Fig. 6 is a front view of the door pocket in the present invention.
Fig. 7 is a side view of the door pocket of the present invention.
Fig. 8 is a perspective view of the door pocket in the present invention.
FIG. 9 is a schematic view of an upper closure in accordance with the present invention.
Fig. 10 is a schematic view of the lower door of the present invention.
1. A regenerator body; 2. an outer wall; 3. an exterior wall brick door opening; 4. a door pocket; 5. sealing the door; 6. a flue; 7. flue brick door opening; 8. flue flashboard; 9. sealing the door; 10. sealing the door; 11. a first viewing aperture; 12. a second viewing aperture; 13. stepped grooves.
Detailed Description
The invention is further described below, but is not limited to, with reference to the drawings and detailed description.
The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the invention, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced.
Referring to FIGS. 1-10, there is shown a regenerator flue dust door structure for a glass melting furnace in accordance with a preferred embodiment, comprising: regenerator main body 1, door pocket 4, closing door 5.
An outer wall brick door opening 3 is arranged at the outer wall 2 of the ash removal chamber in the regenerator main body 1; the edge of the outer wall brick door opening 3 is provided with a door pocket 4 by pouring clay casting materials; the door pocket 4 is provided with a sealing door 5.
In the actual use process, the ash scraping door in the embodiment is arranged on the regenerator, and an arch structure is built in the ash removing chamber outer wall 2 at the bottom of the regenerator main body 1, so that an ash removing chamber outer wall brick door opening 3 is formed, and the stability of the integral structure of the ash scraping door is ensured. And then, pouring the clay castable into the door pocket 4 along the edge of the outer wall brick door opening 3 through a prefabricated die, so that the door pocket 4 and the ash removing outdoor wall brick door opening 3 are integrated. And finally, plugging the ash scraping door is finished by matching a pre-poured sealing door 5 with the door pocket 4.
In another embodiment, the ash scraping door is arranged on the flue, the flue ash scraping door structure comprises a main flue 6, and flue brick door openings 7 are built in front of and behind flue flashboards 8. The door pocket 4 is then cast with clay casting along the edges of the flue brick door opening 7 such that the door pocket 4 and the flue brick door opening 7 are integral. The blocking of the ash scraping door is finished by matching a pre-poured sealing door 5 with a door pocket 4.
In a preferred embodiment, the clay castable has good plasticity, excellent heat insulation performance, high compressive strength and durability, low cost, stable performance for a long time, and is not easy to damage, and the door pocket 4 and the door seal 5 are preferably clay castable.
The present invention has the following embodiments based on the above description:
Further, a ash scraping door structure of a regenerator flue of a glass melting furnace is provided, wherein a stepped groove 13 is arranged on the inner side of the sealing door 5. Specifically, the stepped groove 13 ensures that the sealing door 5 has better sealing performance, because the ash cleaning chamber of the regenerator main body 1 and the flue 6 are both under negative pressure, and the sealing door 5 is ensured to have better sealing performance under the action of pressure difference.
Further, a glass melting furnace regenerator flue ash door structure, wherein, seal door 5 includes: an upper sealing door 9 and a lower sealing door 10; the upper sealing door 9 is arranged at the upper end of the lower sealing door 10, and the upper sealing door 9 and the lower sealing door 10 are arranged in the stepped groove 13. Specifically, the door 5 should not be too large, and the dismounting and mounting of the too large door 5 needs tools to influence the dismounting and mounting efficiency. To ensure that one door 5 is removed by a normal person without the aid of large equipment, the door 5 can be designed as an upper door 9 and a lower door 10. And the thickness of the door 5 is preferably 150mm.
Further, a glass melting furnace regenerator flue ash scraping door structure, wherein the stepped groove 13 is arranged near the edge of the regenerator main body 1 in an inward inclined way. Specifically, the stepped groove 13 has a first step portion at an upper portion and a second step portion at a lower portion, and edges of the first step portion and the second step portion near the ash chamber or flue 6 of the regenerator main body 1 are each inclined toward the ash chamber or flue 6 of the regenerator main body 1.
Further, a glass melting furnace regenerator flue ash scraping door structure, wherein the inclination angle of the stepped groove 13 is 3 degrees. The inclination angle of the stepped groove 13 towards the ash removal chamber or flue 6 of the regenerator body 1 is preferably 3 degrees, which ensures more labor saving during the assembly and disassembly of the seal door 5 and also takes into account the sealing stability.
Further, the ash scraping door structure of the regenerator flue of the glass melting furnace is characterized in that the upper sealing door 9 and the lower sealing door 10 are obliquely arranged inwards, and the inclination angles of the upper sealing door and the lower sealing door are 3 degrees. Specifically, the inclination angles of the upper seal door 9 and the lower seal door 10 are the same as those of the stepped groove 13, so that the edge of the upper seal door 9 is aligned with the edge of the first stepped portion of the stepped groove 13, and the edge of the lower seal door 10 is aligned with the edge of the second stepped portion of the stepped groove 13, so that the upper seal door 9 and the lower seal door 10 are more tightly mounted.
Further, the ash scraping door structure of the regenerator flue of the glass melting furnace is characterized in that the widths of the upper sealing door 9 and the lower sealing door 10 are the same, and the installation positions of the upper sealing door 9 and the lower sealing door 10 are staggered by a certain distance. Specifically, since the edges of the upper seal door 9 and the lower seal door 10 are both disposed in the stepped groove 13, the first step portion and the second step portion of the stepped groove 13 are staggered by a certain distance, in order to align the edge of the upper seal door 9 with the edge of the first step portion of the stepped groove 13, the edge of the lower seal door 10 is aligned with the edge of the second step portion of the stepped groove 13, it is necessary that the upper seal door 9 and the lower seal door 10 are staggered by a certain distance, and this distance is the same as the distance by which the first step portion and the second step portion of the stepped groove 13 are staggered.
Further, a glass melting furnace regenerator flue ash scraping door structure is provided, wherein a first observation hole 11 is formed in the upper sealing door 9, and a first plug brick is movably arranged in the first observation hole 11. Specifically, when the oxygen content of the flue gas needs to be detected, the flow rate of the flue gas is measured, and the middle part of the ash removal chamber or the flue 6 of the regenerator main body 1 is preferably punched and measured, so that a first observation hole 11 is reserved on the upper sealing door 9, and when the oxygen content needs to be measured, a first plug brick at the first observation hole 11 is opened, and the wall is not required to be additionally damaged and the hole is additionally formed.
Further, a glass melting furnace regenerator flue ash scraping door structure is provided, wherein a plurality of second observation holes are formed in the lower sealing door, and second plug bricks are movably arranged in each second observation hole. Specifically, in order to know in time the amount of accumulated ash in the ash removal chamber or the flue 6 of the regenerator main body 1, the lower sealing door 10 can leave two second observation holes 12, and the second plug bricks at the second observation holes 12 can be opened to rapidly observe the amount of accumulated ash so as to judge when to clean accumulated smoke.
The installation method of the ash scraping door structure of the regenerator flue of the glass melting furnace comprises the ash scraping door structure of the regenerator flue of the glass melting furnace,
Step one: an arch structure is built at the outer wall 2 of the ash removal chamber at the inner bottom of the regenerator main body 1 to form an outer wall brick door opening 3;
Step two: along the edge of the door opening 3 of the exterior wall brick, pouring a door pocket 4 by using clay castable through a prefabricated mold;
Step three: the outer wall brick door opening 3 is blocked by a pre-cast blocking door 5.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a glass melting furnace regenerator flue ash door structure of taking off which characterized in that includes:
a regenerator main body, a door pocket and a door seal;
An outer wall brick door opening is arranged at the outer wall of the ash removing chamber in the regenerator main body;
The door pocket is poured on the edge of the door opening of the exterior wall brick through clay castable;
The door pocket is provided with the sealing door.
2. The ash scraping door structure of a regenerator flue of a glass melting furnace according to claim 1, wherein a stepped groove is formed on the inner side of the sealing door.
3. The glass melting furnace regenerator flue ash door structure of claim 2, wherein said door seal comprises: an upper sealing door and a lower sealing door; the upper sealing door is arranged at the upper end of the lower sealing door, and the upper sealing door and the lower sealing door are both arranged in the stepped groove.
4. The glass melting furnace regenerator flue ash door structure of claim 2, wherein the stepped grooves are disposed obliquely inward near the edges of the regenerator body.
5. The ash door structure for a regenerator flue of a glass melting furnace according to claim 4, wherein the inclination angle of the stepped groove is 3 °.
6. A glass melting furnace regenerator flue ash door structure according to claim 3, wherein the upper seal door and the lower seal door are both inclined inwards, and the inclination angles of the upper seal door and the lower seal door are both 3 °.
7. A glass melting furnace regenerator flue ash scraping door structure according to claim 3, wherein the widths of the upper sealing door and the lower sealing door are the same, and the installation positions of the upper sealing door and the lower sealing door are staggered by a certain distance.
8. A glass melting furnace regenerator flue ash scraping door structure according to claim 3, wherein a first observation hole is formed in the upper sealing door, and a first plug brick is movably arranged in the first observation hole.
9. A glass melting furnace regenerator flue ash scraping door structure according to claim 3, wherein a plurality of second observation holes are formed in the lower sealing door, and second plug bricks are movably arranged in each second observation hole.
10. A method for installing a glass melting furnace regenerator flue ash-scraping door structure, which is characterized by comprising the glass melting furnace regenerator flue ash-scraping door structure according to any one of claims 1-9,
Step one: the arch structure is built at the outer wall of the ash removing chamber at the inner bottom of the regenerator main body, so that the outer wall brick door opening is formed;
Step two: casting the door pocket by using the clay casting material through a prefabricated mold along the edge of the door opening of the external wall brick;
Step three: and plugging the outer wall brick door opening by using the pre-poured sealing door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311489082.6A CN117902808A (en) | 2023-11-09 | 2023-11-09 | Ash scraping door structure for regenerator flue of glass melting furnace and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311489082.6A CN117902808A (en) | 2023-11-09 | 2023-11-09 | Ash scraping door structure for regenerator flue of glass melting furnace and mounting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117902808A true CN117902808A (en) | 2024-04-19 |
Family
ID=90690082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311489082.6A Pending CN117902808A (en) | 2023-11-09 | 2023-11-09 | Ash scraping door structure for regenerator flue of glass melting furnace and mounting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117902808A (en) |
-
2023
- 2023-11-09 CN CN202311489082.6A patent/CN117902808A/en active Pending
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