CN115521798A - Cleaning method for building coke oven end wall oven drying channel - Google Patents
Cleaning method for building coke oven end wall oven drying channel Download PDFInfo
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- CN115521798A CN115521798A CN202210036734.XA CN202210036734A CN115521798A CN 115521798 A CN115521798 A CN 115521798A CN 202210036734 A CN202210036734 A CN 202210036734A CN 115521798 A CN115521798 A CN 115521798A
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- oven
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B43/00—Preventing or removing incrustations
- C10B43/02—Removing incrustations
- C10B43/04—Removing incrustations by mechanical means
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B29/00—Other details of coke ovens
- C10B29/02—Brickwork, e.g. casings, linings, walls
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
A cleaning method for a coke oven end wall baking oven channel during building is characterized by comprising the following steps: a. setting a baking furnace channel mould and manufacturing a cleaning tool, b, building and cleaning a vertical baking furnace channel, and c, using and cleaning the cleaning tool of the horizontal baking furnace channel. The cleaning method for the oven drying channel of the coke oven end wall has the advantages of simple structure of the cleaning tool, convenient manufacture and use, simple and quick cleaning of mortar in the channel, clean cleaning, no blockage of the oven drying channel, construction time saving, labor intensity reduction and smooth cleaning of the oven drying channel.
Description
Technical Field
The invention relates to a method for cleaning a baking oven channel, in particular to a method for cleaning a baking oven channel on the end wall of a coke oven during building.
Background
Coke ovens are large industrial ovens built of numerous refractory bricks and are the primary thermal equipment used to char coal to form coke. The two ends of the coke oven body are provided with end walls, the bottom parts of the end walls at the two ends of the combustion chamber of the coke oven body are respectively provided with a horizontal oven drying channel, more than 12 vertical oven drying channels are arranged from the horizontal oven drying channels to the surface of the top of the coke oven, and the vertical oven drying channels are communicated with the horizontal oven drying channels so as to facilitate the oven drying to remove the water on the end walls at the two ends of the oven body. The horizontal oven channel transversely penetrates through the end walls at the two ends of the coke oven, is generally about 18 meters long, and has a cross section of 125mm wide and 270mm high. The height of the vertical oven channel is generally more than 8 meters, and the cross section is generally square 60mm multiplied by 60mm.
The number of vertical oven channels is large, a lot of mortar falls into the horizontal oven channel during building, and if the mortar is not cleaned in time, the fallen mortar is easy to accumulate and solidify, and finally the oven channel is blocked, so that the oven is influenced.
The prior cleaning method for the baking oven channel adopts a long steel pipe or a bamboo rod with the length of more than 8 meters to manufacture a rake, and mortar is pulled out. Because the steel pipe or the bamboo pole is too long, the space of a construction site is limited, the use is inconvenient, and the labor intensity is high.
The known manner of cleaning the oven tunnel therefore presents the inconveniences and problems described above.
Disclosure of Invention
The invention aims to provide a safe and reliable cleaning method for a baking oven channel of a coke oven end wall during building.
In order to achieve the purpose, the technical solution of the invention is as follows:
a cleaning method for a coke oven end wall baking oven channel during building is characterized by comprising the following steps:
a. oven tunnel mold setup and cleaning tool fabrication
The cleaning tool for the vertical oven channel is characterized in that a mold with a square cross section is made of wood strips and nails, and the cleaning tool is matched with the oven channel with the square cross section;
the cleaning tool for the horizontal oven channel comprises a steel pipe and two square steel plates; the centers of one surface of the two square steel plates are respectively fixedly welded with one end of the steel pipe, the centers of the other surface of the two square steel plates are respectively fixedly welded with a circular ring, and a rope is arranged in the circular ring;
b. vertical oven channel masonry and cleaning
When the vertical oven channel is built, the square mould is vertically placed, and refractory bricks are built around the mould; after building a plurality of layers of refractory bricks, pulling the square mould back and forth to clean mortar in the channel, lifting the mould, building the masonry on the square mould, and repeating the steps;
c. using method and cleaning tool for horizontal oven channel
Before the overhead bricks of the horizontal oven channel of the end wall are built, a horizontal oven channel cleaning tool is placed in the middle of the horizontal oven channel, and two ropes of the horizontal oven channel cleaning tool are straightened and extend to two ends of the horizontal oven channel;
mortar produced when the vertical oven channel is built falls into the horizontal oven channel, and the horizontal oven channel needs to be cleaned once regularly; two persons respectively pull ropes at two ends of the horizontal oven channel, and the other person puts ropes to prevent the ropes from being clamped; then the person at the other end starts to pull the rope, the person puts the rope on the rope, the cleaning tool of the horizontal oven channel is pulled to the other port of the channel, mortar at the other side of the horizontal oven channel is cleaned, and the process is repeated twice.
The cleaning method for the oven drying channel of the coke oven end wall can be further realized by adopting the following technical measures.
In the method, a vertical oven tunnel cleaning tool is used for making a mould with a cross section of square 60mm multiplied by 60mm for 400mm wood strips and nails.
In the method, the two square steel plates of the cleaning tool for the horizontal oven channel are arranged in parallel, and the square steel plates are perpendicular to the steel pipe.
In the method, the thickness of the square steel plate of the cleaning tool for the horizontal oven channel is more than or equal to 10mm.
In the method, the diameter of the steel pipe of the cleaning tool for the horizontal drying furnace channel is more than or equal to 48mm.
The method, wherein the length of the rope of the cleaning tool of the horizontal oven channel is more than or equal to 9000mm.
After the technical scheme is adopted, the cleaning method for the oven drying channel of the end wall of the coke oven has the following advantages:
1. the cleaning tool has simple structure and convenient manufacture and use;
2. the mortar in the channel is simply and quickly cleaned, the cleaning is very clean, and the oven channel is not blocked;
3. the construction time is saved, the labor intensity is reduced, and the cleaning and smoothness of the baking furnace channel are ensured.
Drawings
Fig. 1 is a schematic structural diagram of a cleaning tool according to an embodiment of the present invention.
In the figure: 1 rope, 2 rings, 3 square steel plates and 4 steel pipes.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Example 1
The invention discloses a cleaning method for building a coke oven end wall oven drying channel, which comprises the following steps:
1. and (5) manufacturing a cleaning tool.
FIG. 1 is a schematic view of a cleaning tool for a horizontal oven tunnel according to an embodiment of the present invention. The vertical oven tunnel uses the wood strips and nails with the length of 400mm to manufacture a die with the cross section of square 60mm multiplied by 60mm.
The cleaning tool for the horizontal oven channel adopts 2 square steel plates 3 and two ends of a steel pipe 4 with the length of 300mm to be welded. The thickness of the square steel plate is 10mm, and the length is 110mm. The diameter of the steel pipe is phi 48.3mm. The other side of each square steel plate is welded with a circular ring 2, and the circular rings 2 are made of steel bars with the diameter of 5 mm. The circular rings are respectively tied with a rope 1 with the length of more than 9 meters, and the diameter of the rope is about 8mm.
2. When the vertical oven channel is built, the square mould is vertically placed and then clings to the mould to build refractory bricks around. And after building 4-5 layers of refractory bricks, pulling the square mould back and forth for 2 times, cleaning mortar in the channel, lifting the square mould, building the masonry, and repeating the steps.
3. Using method and cleaning method of cleaning tool for horizontal oven channel
Before the overhead bricks of the horizontal oven channel of the end wall are built, a horizontal oven channel cleaning tool is placed in the middle of the horizontal oven channel, and two ropes of the horizontal oven channel cleaning tool are straightened and extend to two ends of the horizontal oven channel;
mortar during building of the vertical oven channel falls into the horizontal oven channel, and the horizontal oven channel needs to be cleaned once at regular intervals; two persons respectively pull ropes at two ends of the horizontal oven channel, one person puts the ropes at the other end of the horizontal oven channel to prevent the ropes from being clamped, and when the cleaning tool of the horizontal oven channel is pulled to the port of the channel, mortar on one side of the horizontal oven channel is cleaned; then the person at the other end starts to pull the rope, the person puts the rope on the rope, the cleaning tool of the horizontal oven channel is pulled to the other port of the channel, mortar at the other side of the horizontal oven channel is cleaned, and the process is repeated twice.
The method for cleaning the oven channel of the coke oven end wall has the advantages of substantial characteristics and obvious technical progress, the mortar in the channel is simply and quickly cleaned by the method for cleaning the oven channel of the coke oven end wall during the building, the cleaning is very clean, and the oven channel is not blocked. Compared with the prior art, the method is simple and convenient, saves time, reduces labor intensity and ensures the cleaning and smoothness of the baking oven channel.
The cleaning method for the masonry of the oven end wall oven drying channel of the coke oven is applied to the masonry of the coke oven of Zhanjiang steel and iron and steel company Limited in Guangdong province of Bao steel, has obvious effect and is determined by related departments and units.
The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes or modifications without departing from the spirit and scope of the present invention. Accordingly, all equivalents are intended to fall within the scope of the invention, which is defined in the claims.
Claims (6)
1. A cleaning method for a coke oven end wall baking oven channel during building is characterized by comprising the following steps:
a. oven channel mold setting and cleaning tool making
The cleaning tool for the vertical oven channel is characterized in that a mould with a square cross section is made of wood strips and nails, and the cleaning tool is matched with the oven channel with the square cross section;
the cleaning tool for the horizontal oven channel comprises a steel pipe and two square steel plates; the centers of one surface of the two square steel plates are respectively fixedly welded with one end of the steel pipe, the centers of the other surfaces of the two square steel plates are respectively fixedly welded with a ring, and a rope is arranged on the ring;
b. vertical oven channel masonry and cleaning
When the vertical oven channel is built, the square mould is vertically placed, and refractory bricks are built around the mould; after a plurality of layers of refractory bricks are built, pulling the square mold back and forth to clean mortar in the channel, lifting the mold, and building the upper masonry again, and repeating the steps;
c. using method and cleaning tool for horizontal oven channel
Before building the overhead bricks of the horizontal oven channel of the end wall, a horizontal oven channel cleaning tool is placed in the middle of the horizontal oven channel, and two ropes of the horizontal oven channel cleaning tool are straightened and extend to two ends of the horizontal oven channel;
mortar during building of the vertical oven channel falls into the horizontal oven channel, and the horizontal oven channel needs to be cleaned once at regular intervals; two persons respectively pull ropes at two ends of the horizontal oven channel, and the other person puts ropes to prevent the ropes from being clamped; then the person at the other end starts to pull the rope, the person puts the rope on the rope, the cleaning tool of the horizontal oven channel is pulled to the other port of the channel, mortar at the other side of the horizontal oven channel is cleaned, and the process is repeated twice.
2. The method of cleaning a coke oven end wall oven shaft of claim 1 wherein the vertical oven shaft cleaning tool is a 400mm batten and nail making die having a square cross-section of 60mm x 60mm.
3. The method for cleaning a baking oven tunnel of a coke oven end wall according to claim 1, wherein two square steel plates of the cleaning tool for the horizontal baking oven tunnel are arranged in parallel, and the square steel plates are perpendicular to the steel pipes.
4. The cleaning method for the masonry of the oven end wall baking channel of the coke oven as claimed in claim 1, characterized in that the thickness of the square steel plate of the cleaning tool for the horizontal oven channel is more than or equal to 10mm.
5. The method for cleaning the masonry of the oven port wall of the coke oven as claimed in claim 1, wherein the diameter of the steel tube of the cleaning tool for the horizontal oven port is not less than 48mm.
6. The method for cleaning a coke oven end wall oven shaft during masonry of claim 1, wherein the length of the rope of the horizontal oven shaft cleaning tool is not less than 9000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036734.XA CN115521798A (en) | 2022-01-13 | 2022-01-13 | Cleaning method for building coke oven end wall oven drying channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036734.XA CN115521798A (en) | 2022-01-13 | 2022-01-13 | Cleaning method for building coke oven end wall oven drying channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115521798A true CN115521798A (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210036734.XA Pending CN115521798A (en) | 2022-01-13 | 2022-01-13 | Cleaning method for building coke oven end wall oven drying channel |
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| Country | Link |
|---|---|
| CN (1) | CN115521798A (en) |
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2022
- 2022-01-13 CN CN202210036734.XA patent/CN115521798A/en active Pending
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