CN210198095U - Roaster suitable for ring cold machine refractory material - Google Patents
Roaster suitable for ring cold machine refractory material Download PDFInfo
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- CN210198095U CN210198095U CN201920850281.8U CN201920850281U CN210198095U CN 210198095 U CN210198095 U CN 210198095U CN 201920850281 U CN201920850281 U CN 201920850281U CN 210198095 U CN210198095 U CN 210198095U
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Abstract
The utility model discloses a be suitable for roaster of cold quick-witted resistant material of ring, including set up in the cold first baking equipment that receives hopper department of machine of ring and be used for toasting the resistant material of the cold receiving hopper department of ring and set up in the cold second baking equipment that one cold section of machine, two cold sections and/or three cold sections department and be used for toasting the resistant material of the cold machine of ring, two cold sections and/or three cold sections department, first baking equipment includes first air duct and sets up the side air guide pipe on first air duct, first air duct has the first venthole that lets coal gas outgoing, side air guide pipe has the side air outlet that lets coal gas outgoing. The utility model discloses be suitable for the roaster of the cold quick-witted resistant material of ring, through the burning of first baking equipment and second baking equipment with the corresponding position department that coal gas guide to the cold machine of ring, realize the stoving heating to the cold quick-witted resistant material of ring, satisfy the stoving requirement of the cold quick-witted resistant material of ring.
Description
Technical Field
The utility model belongs to the technical field of metallurgical industry production facility, specifically speaking, the utility model relates to a be suitable for roaster of cold quick-witted resistant material of ring.
Background
The ring cooler is one of three main machines of a chain grate-rotary kiln pelletizing production line and is used for cooling high-temperature (about 1250 ℃) pellets which are preheated by the chain grate and roasted by a rotary kiln, cold air blown from the lower part of an air box passes through a grate hole to exchange heat with the high-temperature pellets, the pellets are cooled to be below 150 ℃, the blown cold air obtains heat and is conveyed into the chain grate and the rotary kiln for waste heat utilization, and the running state of the ring cooler not only directly influences the production capacity and pellet quality of a chain-return-ring system, but also has important influence on the energy consumption and running cost of the whole system.
And the side walls of all sections of the circular cooler and the working layer of the furnace top are all made of light mullite cast refractory materials. After a certain curing time, the refractory newly built by the circular cooler is dried by a furnace to gradually remove natural water and crystal water in the refractory, so that the problem that the furnace body is burst, bubbled and deformed and even the furnace wall collapses due to the fact that the furnace temperature rises too fast and a large amount of moisture is vaporized and expanded in the process of starting up the furnace is solved; meanwhile, the refractory mortar is fully sintered, the strength of the refractory material is enhanced, and the service life is prolonged.
The existing baking mode has the following problems: the material for baking is wood (50-200 m)3) The temperature of the materials is not controlled during combustion, and the materials cannot be used as refractory materials, wherein the temperature of the materials is 400 kg for breaking the cloth (100) and the diesel oil (20-100 kg)The temperature rise curve raises the temperature, so that the ring cold refractory after the secondary production has the phenomenon of cracking, and the ring cold refractory is easy to fall off after the production, thereby influencing the safety, stability and smooth operation of the ring cold machine and the production quality of the pellet.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a be suitable for roaster of cold resistant material of ring, the purpose satisfies the needs of toasting of the cold resistant material of ring.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: be suitable for roaster of cold quick-witted resistant material of ring, including set up in the cold receiving hopper department of ring and be used for carrying out the first baking equipment that toasts to the resistant material of the cold receiving hopper department of ring and set up in the cold section of ring, two cold sections and/or three cold sections department and be used for the cold section of ring, the second baking equipment that the resistant material of two cold sections and/or three cold sections department toasted, first baking equipment includes first air duct and sets up the side air duct on first air duct, first air duct has the first venthole that lets coal gas exhaust, side air duct has the side air outlet that lets coal gas exhaust.
The first air duct is a round tube with a hollow inner part, the first air outlet holes are through holes penetrating through the side wall of the first air duct, and the first air outlet holes are provided with a plurality of first air outlet holes which are uniformly distributed.
The side air guide pipe is a round pipe with a hollow inner part, the axis of the side air guide pipe is perpendicular to the axis of the first air guide pipe, and the inner cavity of the side air guide pipe is communicated with the inner cavity of the first air guide pipe.
The side air outlet holes are through holes which penetrate through the side wall of the side air guide pipe, and the side air outlet holes are arranged in a plurality and are uniformly distributed.
The side air ducts are two, and the first air duct is located between the two side air ducts.
The first baking device also comprises a first joint pipe which is connected with the first air duct and used for guiding coal gas into the first air duct.
The second baking device comprises a second air duct and a second joint pipe which is arranged on the second air duct and used for guiding coal gas to the second air duct, the second air duct is provided with a second air outlet hole for discharging the coal gas, and the side air duct is provided with a side air outlet hole for discharging the coal gas.
The second air duct is a round tube with a hollow inner part, the second air outlet holes are through holes penetrating through the side wall of the second air duct, and the second air outlet holes are provided with a plurality of and all the second air outlet holes which are uniformly distributed.
And the number of the second baking devices is four at the first cold section, the second cold section and the third cold section of the circular cooler respectively.
The utility model discloses be suitable for the roaster of the cold quick-witted resistant material of ring, through the burning of first baking equipment and second baking equipment with the corresponding position department that coal gas guide to the cold machine of ring, realize the stoving heating to the cold quick-witted resistant material of ring, satisfy the stoving requirement of the cold quick-witted resistant material of ring.
Drawings
The description includes the following figures, the contents shown are respectively:
FIG. 1 is a schematic view of a first toasting device;
FIG. 2 is a schematic structural view of a second toasting device;
labeled as: 1. a first air duct; 2. a side air guide pipe; 3. a first air outlet hole; 4. side air outlet holes; 5. a first joint pipe; 6. a second air duct; 7. a second air outlet; 8. a second connector tube.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the concept and technical solution of the present invention, and to facilitate its implementation.
As shown in fig. 1 and 2, the utility model provides a be suitable for roaster of cold quick-witted resistant material of ring, including set up in the cold receiving hopper department of ring and be used for the resistant material of the cold receiving hopper department of ring to toast first baking equipment and set up in the cold section of ring, two cold sections and/or three cold sections department and be used for the cold section of ring cold machine, the second baking equipment that the resistant material of two cold sections and/or three cold sections department toasted, first baking equipment includes first air duct 1 and sets up side air guide pipe 2 on first air duct 1, first air duct 1 has the first venthole that lets coal gas exhaust, side air guide pipe 2 has the side venthole 4 that lets coal gas exhaust.
Specifically, as shown in fig. 1, the first air duct 1 is a circular tube with a hollow interior, the first air outlet is a through hole formed in the side wall of the first air duct 1 in a penetrating manner, and the first air outlet is provided with a plurality of first air outlets which are uniformly distributed. The first baking device is arranged on the ring cooling trolley through a support, the first air guide pipe 1 is vertically arranged, the axis of the first air guide pipe 1 is a vertical line, the first air outlet hole is a round hole, and the axis of the first air outlet hole is perpendicular to the axis of the first air guide pipe 1. The side air guide pipe 2 is a hollow round pipe inside, the axis of the side air guide pipe 2 is perpendicular to the axis of the first air guide pipe 1, the inner cavity of the side air guide pipe 2 is communicated with the inner cavity of the first air guide pipe 1, the side air outlet holes 4 are through holes formed in the side wall of the side air guide pipe 2, and the side air outlet holes 4 are formed in a plurality of and all the side air outlet holes 4 are uniformly distributed. The side air guide pipe 2 is horizontally arranged, and the axis of the side air outlet 4 is vertical to the axis of the side air guide pipe 2.
As shown in fig. 1, in this embodiment, two side air ducts 2 are provided, the first air duct 1 is located between the two side air ducts 2, the two side air ducts 2 extend out toward two opposite sides of the first air duct 1, and the two side air ducts 2 are coaxially provided. All first ventholes are arranged in a plurality of circles on the first air duct 1, and all the first ventholes of each circle are uniformly distributed along the circumferential direction of the first air duct 1. All the side air outlets 4 are arranged on the side air guide pipe 2 in a plurality of circles, and all the side air outlets 4 of each circle are uniformly distributed along the circumferential direction of the side air guide pipe 2.
As shown in fig. 1, the first toasting device further comprises a first connector pipe 5 connected with the first gas-guiding pipe 1 and used for guiding the gas into the first gas-guiding pipe 1. First joint pipe 5 is both ends opening and inside hollow pipe, and first joint pipe 5 is located the below of first air duct 1 and the upper end of first joint pipe 5 and the lower extreme fixed connection of first air duct 1, and the diameter of first joint pipe 5 is less than the diameter of first air duct 1, and the lower extreme of first joint pipe 5 is used for being connected with the air supply through the hose, and the air supply provides coal gas to first baking equipment. Coal gas provided by the gas source enters the first gas guide pipe 1 through the first joint pipe 5, one part of the coal gas entering the first gas guide pipe 1 is discharged outwards through the first gas outlet hole, the other part of the coal gas enters the side gas guide pipe 2, and the part of the coal gas is discharged outwards through the side gas outlet hole 4. When the device is used, the coal gas guided to the receiving hopper of the ring cooling machine by the first baking device is ignited manually, and the coal gas is combusted to generate heat, so that the refractory material at the receiving hopper of the ring cooling machine is baked.
The first baking device with the structure has the advantages of simple structure, convenience in manufacturing, low cost, large baking area and good baking effect.
As shown in fig. 2, the second baking device includes a second air duct 6 and a second joint pipe 8 disposed on the second air duct 6 and used for guiding the gas into the second air duct 6, the second air duct 6 has a second air outlet 7 for discharging the gas, and the side air duct 2 has a side air outlet 4 for discharging the gas. The second air duct 6 is a hollow round tube, the second air outlet 7 is a through hole penetrating through the side wall of the second air duct 6, and the second air outlet 7 is provided with a plurality of and all the second air outlets 7 which are uniformly distributed. The second baking device is arranged on the ring cooling trolley through a support, the second air duct 6 is a hollow round tube inside, the second air duct 6 is horizontally arranged, the axis of the second air duct 6 is horizontal, the second air outlet 7 is a round hole, and the axis of the second air outlet 7 is perpendicular to the axis of the second air duct 6. All the second air outlet holes 7 are arranged on the second air duct 6 in a plurality of circles, and all the second air outlet holes 7 of each circle are uniformly distributed along the circumferential direction of the second air duct 6. The second joint pipe 8 is both ends opening and inside hollow pipe, and second joint pipe 8 is located the below of second air duct 6 and the upper end of second joint pipe 8 is intermediate position department and second air duct 6 fixed connection on the length direction of second air duct 6, and the diameter of second joint pipe 8 is less than the diameter of second air duct 6, and the lower extreme of second joint pipe 8 is used for being connected with the air supply through the hose, and the air supply provides coal gas to second baking equipment. Coal gas provided by the gas source enters the second gas-guide tube 6 through the second joint pipe 8, and the coal gas entering the second gas-guide tube 6 is discharged outwards through the second gas outlet hole 7.
The second baking device is respectively provided with four cold sections of the first cold section, the second cold section and the third cold section of the circular cooler. When the device is used, the coal gas at the cold section of the circular cooler is guided to the second baking device at the cold section by manpower and is ignited, and the coal gas is combusted to generate heat, so that the baking of the refractory at the cold section of the circular cooler is realized. And the coal gas at the second cold section of the circular cooler is guided to be ignited by the second baking device at the second cold section by manpower, and the coal gas is combusted to generate heat, so that the baking of the refractory at the second cold section of the circular cooler is realized. And the coal gas at the three cold sections of the circular cooler is guided to be ignited by the second baking device at the three cold sections by manpower, and the coal gas is combusted to generate heat, so that the refractory at the three cold sections of the circular cooler is baked.
The second baking device with the structure has the advantages of simple structure, convenience in manufacturing, low cost, large baking area and good baking effect.
The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.
Claims (9)
1. Be suitable for roaster of cold quick-witted resistant material of ring, its characterized in that: including setting up in the cold machine of ring the receiving hopper department and being used for carrying out the first baking equipment that toasts and setting up in the cold machine of ring a cold section, two cold sections and/or three cold sections department and be used for the cold section to the cold machine of ring, the second baking equipment that the resistant material of two cold sections and/or three cold sections department toasted, first baking equipment includes first air duct and sets up the side air guide pipe on first air duct, first air duct has the first venthole that lets coal gas exhaust, side air guide pipe has the side air outlet that lets coal gas exhaust.
2. The roaster for ring cold refractories of claim 1, wherein: the first air duct is a round tube with a hollow inner part, the first air outlet holes are through holes penetrating through the side wall of the first air duct, and the first air outlet holes are provided with a plurality of first air outlet holes which are uniformly distributed.
3. The roaster for ring cold refractories of claim 2, wherein: the side air guide pipe is a round pipe with a hollow inner part, the axis of the side air guide pipe is perpendicular to the axis of the first air guide pipe, and the inner cavity of the side air guide pipe is communicated with the inner cavity of the first air guide pipe.
4. The roaster for ring cold refractories of claim 3, wherein: the side air outlet holes are through holes which penetrate through the side wall of the side air guide pipe, and the side air outlet holes are arranged in a plurality and are uniformly distributed.
5. The roaster for ring cold refractories of claim 3 or 4, wherein: the side air ducts are two, and the first air duct is located between the two side air ducts.
6. The roaster for ring cold refractories of any one of claims 1 to 4, wherein: the first baking device also comprises a first joint pipe which is connected with the first air duct and used for guiding coal gas into the first air duct.
7. The roaster for ring cold refractories of any one of claims 1 to 4, wherein: the second baking device comprises a second air duct and a second joint pipe which is arranged on the second air duct and used for guiding coal gas to the second air duct, the second air duct is provided with a second air outlet hole for discharging the coal gas, and the side air duct is provided with a side air outlet hole for discharging the coal gas.
8. The roaster for ring cold refractories of claim 7, wherein: the second air duct is a round tube with a hollow inner part, the second air outlet holes are through holes penetrating through the side wall of the second air duct, and the second air outlet holes are provided with a plurality of and all the second air outlet holes which are uniformly distributed.
9. The roaster for ring cold refractories of claim 7, wherein: and the number of the second baking devices is four at the first cold section, the second cold section and the third cold section of the circular cooler respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850281.8U CN210198095U (en) | 2019-06-06 | 2019-06-06 | Roaster suitable for ring cold machine refractory material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850281.8U CN210198095U (en) | 2019-06-06 | 2019-06-06 | Roaster suitable for ring cold machine refractory material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210198095U true CN210198095U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920850281.8U Active CN210198095U (en) | 2019-06-06 | 2019-06-06 | Roaster suitable for ring cold machine refractory material |
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| Country | Link |
|---|---|
| CN (1) | CN210198095U (en) |
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2019
- 2019-06-06 CN CN201920850281.8U patent/CN210198095U/en active Active
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