CN117803942A - Heat preservation structure and heat preservation method for smoke exhaust flue of coke dry quenching waste heat boiler - Google Patents
Heat preservation structure and heat preservation method for smoke exhaust flue of coke dry quenching waste heat boiler Download PDFInfo
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- CN117803942A CN117803942A CN202410216832.0A CN202410216832A CN117803942A CN 117803942 A CN117803942 A CN 117803942A CN 202410216832 A CN202410216832 A CN 202410216832A CN 117803942 A CN117803942 A CN 117803942A
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- 238000004321 preservation Methods 0.000 title claims abstract description 69
- 239000000779 smoke Substances 0.000 title claims abstract description 58
- 238000010791 quenching Methods 0.000 title claims abstract description 34
- 230000000171 quenching effect Effects 0.000 title claims abstract description 34
- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000571 coke Substances 0.000 title description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 31
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims abstract description 10
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 19
- 210000001503 joint Anatomy 0.000 claims description 19
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 238000003032 molecular docking Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 6
- 241001233242 Lontra Species 0.000 claims description 2
- 239000004071 soot Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000003044 adaptive effect Effects 0.000 description 9
- 235000009161 Espostoa lanata Nutrition 0.000 description 7
- 240000001624 Espostoa lanata Species 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Chimneys And Flues (AREA)
Abstract
The invention relates to the technical field of dry quenching, in particular to a smoke discharging flue heat preservation structure and a heat preservation method of a dry quenching waste heat boiler, which are characterized in that a connecting body is arranged on the smoke discharging pipeline at equal intervals for discharged smoke passing through the smoke discharging pipeline, a heat preservation auxiliary component is arranged in the connecting body to preserve heat in the smoke, the heat preservation auxiliary component and the auxiliary structure are matched for use, and solid particles in the smoke are filtered, so that the filtered and remained solid particles play a role in temporary heat preservation, and self heat plays a role in temporary heat preservation for conveyed gas to form a temporary heat preservation layer; after the flue gas conveying work is finished, the heat preservation auxiliary assembly and the auxiliary structure in the connecting body can be disassembled, the impurities losing heat are cleaned, and the heat in the flue gas is prevented from being absorbed when the next flue gas conveying is performed.
Description
Technical Field
The invention relates to the technical field of dry quenching, in particular to a heat preservation structure and a heat preservation method of a smoke discharging flue of a dry quenching waste heat boiler.
Background
The dry quenching boiler is equipment for generating electricity by utilizing heat recovered in the dry quenching coke cooling engineering, has obvious economic benefit and social benefit, and is greatly popularized and developed in the industry at present; the prior Chinese patent document with publication number of CN215176937U discloses a flue lining structure in an inlet area of a dry quenching waste heat boiler, which proposes that the inlet of a traditional dry quenching boiler is formed by adopting refractory bricks and castable for composite masonry, and a middle area of a common vault is built into an arc-shaped roof by adopting wedge-shaped bricks. Because the coke powder and the air current in the inlet area of the boiler are flushed, the water-cooled pipe at the top of the coke dry quenching boiler is often damaged, and the technical problem of unnecessary shutdown maintenance is caused.
In the prior art, waste heat recovery and reutilization are needed for flue gas in a flue gas exhaust pipeline, and in the process, the conveyed flue gas is required to be insulated, and insulation structures such as insulation cotton are arranged on the outer side wall of the flue gas exhaust pipeline to insulate, so that heat loss in the conveying process is avoided; however, the impurity particles in the flue gas need to be filtered in the process, the heat loss is also accompanied in the process, the temperature of the flue gas is difficult to maintain by carrying the heat through the gas, and dust impurities adhere to the inner side wall of the flue for a long time, so that the flue gas can absorb certain heat to influence the heat preservation working quality of the flue gas.
Therefore, a heat preservation structure and a heat preservation method of a smoke exhaust flue of a dry quenching waste heat boiler are needed to solve the problem that the prior art is provided with a heat preservation auxiliary structure which is lack of an adaptive smoke exhaust pipeline of the dry quenching waste heat boiler; avoiding a great deal of heat loss.
Disclosure of Invention
The invention aims to provide a heat preservation structure and a heat preservation method for a smoke exhaust flue of a dry quenching waste heat boiler, which are used for solving the problem that the prior art provided in the background art lacks a heat preservation auxiliary structure which is matched with a smoke exhaust pipeline of the dry quenching waste heat boiler; avoiding a great deal of heat loss.
In order to achieve the above purpose, the present invention provides the following technical solutions: the heat preservation structure of the smoke exhaust flue of the dry quenching waste heat boiler comprises a smoke exhaust pipeline, a connecting body, a supporting body, a butt joint loading cavity, a heat preservation auxiliary component and an auxiliary structure; the smoke exhaust pipeline is provided with connectors at equal intervals, connecting cavities are arranged in the connectors, bayonets are symmetrically arranged at the mouths of the connecting cavities, the sealing cover is fixedly arranged on the supporting body, handles are fixedly arranged on the sealing cover, mounting feet are fixedly arranged on two sides of one symmetry of the sealing cover, the mounting feet are in clamping fit with the bayonets, the mounting feet are fixed through screws, a butt joint loading cavity is arranged in the supporting body, a placing groove is arranged at the position of the mouths of one end of the butt joint loading cavity, positioning clamping grooves are symmetrically arranged at the positions of the sides of the placing groove, a heat preservation auxiliary assembly is connected in the butt joint loading cavity, and the heat preservation auxiliary assembly is connected with an auxiliary structure.
Preferably, the heat preservation auxiliary component comprises a frustum-shaped net barrel, a connecting clamping ring, a positioning clamping plate, a fastening screw and a head net plate; the utility model discloses a conical net section of thick bamboo, including the conical net section of thick bamboo, the one end avris position fixing of a conical net section of thick bamboo is provided with the connection snap ring, the avris position symmetry fixing of connection snap ring is provided with the location cardboard, is provided with the mounting hole on the location cardboard, and the location cardboard is fixed through the fastening screw, the other end of a conical net section of thick bamboo is provided with the head otter board, the connection snap ring sets up with auxiliary structure and is connected.
Preferably, the positioning clamping plates correspond to the positioning clamping grooves in arrangement positions, and the number of the arrangement groups is the same.
Preferably, the connecting snap ring is fixedly arranged at the side of the big port of the frustum-shaped net barrel, and the head screen plate is arranged at the small port of the frustum-shaped net barrel.
Preferably, the auxiliary structure comprises a star-shaped supporting frame, a loading round hole, a fixing screw, a positioning magnetic sheet, a bearing rod piece, a connecting threaded hole, a first hemispherical shell, a second hemispherical shell, a first ventilation auxiliary hole, an external thread butt joint ring, an internal thread butt joint groove, a smoke adsorption sphere, an auxiliary cone thorn and a connecting rod piece; the utility model discloses a star-shaped support, including star-shaped support, connecting rod, first hemisphere shell, second hemisphere shell, first hemisphere shell, the fixed positioning magnetic sheet that is provided with in tip downside of star-shaped support, and the tip of star-shaped support and firm groove looks adaptation joint, firm groove equidistance setting are on the connection snap ring, the equidistance is provided with the loading round hole on the star-shaped support, the fixed screw passes loading round hole and connects screw hole looks adaptation threaded connection, the connecting screw hole sets up the one end at the loading rod, the other end of loading rod is fixed to be provided with first hemisphere shell, the casing tip of first hemisphere shell is fixed to be provided with the external screw thread docking ring, external screw thread docking ring and internal screw thread docking groove looks adaptation threaded connection, the internal screw thread docking groove sets up the casing tip inside wall at the second hemisphere shell, the fixed one end that sets up at the connecting rod of second hemisphere shell, all be provided with first ventilation auxiliary hole on both.
Preferably, the second hemispherical shell and the first hemispherical shell are provided with the same group number, the second hemispherical shell and the first hemispherical shell form a spherical shell, a smoke adsorption sphere is placed in the spherical shell, and auxiliary cone spines are fixedly arranged on the outer side wall of the smoke adsorption sphere at equal intervals.
Preferably, the spherical diameter of the spherical shell formed by the second half spherical shell and the first half spherical shell is larger than that of the smoke adsorption sphere; and a smoke adsorption sphere is arranged in one spherical shell.
Preferably, one end of the connecting rod piece is connected with the other spherical shell, and the spherical diameter of the spherical shell arranged on the connecting rod piece is sequentially increased.
Preferably, the auxiliary structure extends into the interior cavity of the frustum-shaped net drum.
The application method of the heat preservation structure of the smoke discharging flue of the coke dry quenching waste heat boiler comprises the following steps:
the method comprises the steps that a connecting body is arranged on the exhaust flue at equal intervals, a heat preservation auxiliary component is arranged in the connecting body to preserve heat in the flue, the heat preservation auxiliary component and the auxiliary structure are matched for use, and solid particles in the flue are filtered, so that the solid particles which are filtered and stopped play a role in temporary heat preservation, and the self heat is used for temporarily preserving heat of conveyed gas to form a temporary heat preservation layer; after the flue gas conveying work is finished, the heat preservation auxiliary assembly and the auxiliary structure in the connecting body can be disassembled, the impurities losing heat are cleaned, and the heat in the flue gas is prevented from being absorbed when the next flue gas conveying is performed.
Compared with the prior art, the invention has the beneficial effects that:
the invention designs a heat preservation structure of a smoke exhaust flue of a dry quenching waste heat boiler, which mainly realizes the heat preservation auxiliary effect by the cooperation of a heat preservation auxiliary component, an auxiliary structure and a replacement structure; the method comprises the steps that a connecting body is arranged on the exhaust flue at equal intervals, a heat preservation auxiliary component is arranged in the connecting body to preserve heat in the flue, the heat preservation auxiliary component and the auxiliary structure are matched for use, and solid particles in the flue are filtered, so that the solid particles which are filtered and stopped play a role in temporary heat preservation, and the self heat is used for temporarily preserving heat of conveyed gas to form a temporary heat preservation layer; after the flue gas conveying work is finished, the heat preservation auxiliary assembly and the auxiliary structure in the connecting body can be disassembled, and impurities losing heat are cleaned, so that the heat in the flue gas is prevented from being absorbed in the flue gas conveying work next time; therefore, the invention solves the problem that the smoke exhaust pipeline of the dry quenching boiler in the prior art lacks an adaptive heat preservation auxiliary structure; avoiding a great deal of heat loss.
Drawings
FIG. 1 is a schematic connection diagram of a smoke exhaust flue heat preservation structure of a dry quenching waste heat boiler;
FIG. 2 is a schematic diagram showing the connection of the connector with the thermal insulation auxiliary assembly and the auxiliary structure;
FIG. 3 is a schematic diagram showing the connection of the heat preservation auxiliary assembly structure of the present invention;
FIG. 4 is a schematic diagram of the auxiliary structure connection of the present invention;
FIG. 5 is an enlarged schematic view of a portion of the structural joint of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of a partial connection of an auxiliary structure according to the present invention;
FIG. 7 is a schematic view of a frustum-shaped net drum and an alternative construction of the present invention;
FIG. 8 is a schematic view of a partial connection of an alternative construction of the present invention;
fig. 9 is a partial schematic view of the connection of the structure of the connection cap in the alternative structure of the present invention.
In the figure: the smoke exhaust pipe 1, a connecting body 2, a sealing cover 3, a lifting handle 4, a mounting foot 5, a bearing body 6, a butt joint loading cavity 7, a placing groove 8, a positioning clamping groove 9, a heat insulation auxiliary component 10, a frustum-shaped net barrel 1001, a connecting clamping ring 1002, a positioning clamping plate 1003, a fastening screw 1004, a head net plate 1005, an auxiliary structure 11, a star-shaped supporting frame 1101, a loading round hole 1102, a fixing screw 1103, a positioning magnetic sheet 1104, a bearing rod 1105, a connecting threaded hole 1106, a first hemispherical shell 1107, a second hemispherical shell 1108, a first ventilation auxiliary hole 1109, an external thread butt joint ring 1110, an internal thread butt joint groove 1111, a smoke adsorption sphere 1112, an auxiliary conical thorn 1113, a connecting rod 1114, a connecting nozzle 1201, an internal thread connecting groove 1202, an external thread connecting ring 1203, a connecting cap 1204, an extending supporting tube 1205, a bulge boss 1206, a second ventilation auxiliary hole 1207, a heat insulation rod 1208, an auxiliary conductor 1209 and an auxiliary cotton ball 1210.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. Embodiments of the present invention are intended to be within the scope of the present invention as defined by the appended claims.
Embodiment one: referring to fig. 1-2, a smoke exhaust flue heat insulation structure of a dry quenching waste heat boiler comprises a smoke exhaust pipeline 1, a connector 2, a supporting body 6, a butt joint loading cavity 7, a heat insulation auxiliary assembly 10 and an auxiliary structure 11; the smoke exhaust pipeline 1 is provided with a connecting body 2 at equal intervals, a connecting cavity is arranged in the connecting body 2, bayonets are symmetrically arranged at the cavity mouths of the connecting cavity, a sealing cover 3 is fixedly arranged on a supporting body 6, a lifting handle 4 is fixedly arranged on the sealing cover 3, mounting feet 5 are fixedly arranged on two symmetrical sides of the sealing cover 3, the mounting feet 5 are in fit and clamping connection with the bayonets, the mounting feet 5 are fixed through screws, a butt joint loading cavity 7 is arranged in the supporting body 6, a placing groove 8 is arranged at the cavity mouths of one end of the butt joint loading cavity 7, positioning clamping grooves 9 are symmetrically arranged at the side positions of the placing groove 8, a heat preservation auxiliary assembly 10 is connected in the butt joint loading cavity 7, and the heat preservation auxiliary assembly 10 is connected with an auxiliary structure 11; for the discharged flue gas passes through the flue gas exhaust pipeline 1, the connecting bodies 2 are arranged on the flue gas exhaust pipeline 1 at equal intervals, the heat preservation auxiliary assembly 10 is arranged in the connecting bodies 2 to preserve heat in the flue gas, and the heat preservation auxiliary assembly 10 and the auxiliary structure 11 are matched for use to filter solid particles in the flue gas, so that the solid particles which are filtered and stopped play a role in temporary heat preservation, and self heat plays a role in temporary heat preservation for the conveyed gas to form a temporary heat preservation layer; after the flue gas conveying work is completed, the heat preservation auxiliary assembly 10 and the auxiliary structure 11 in the connecting body 2 can be detached, the impurities losing heat are cleaned, and the heat in the impurities is prevented from being absorbed when the next flue gas conveying work is performed.
Further solves the problem that the smoke exhaust pipeline of the dry quenching boiler in the prior art lacks an adaptive heat preservation auxiliary structure; avoiding a great deal of heat loss.
Embodiment two: referring to fig. 2-6, the heat preservation auxiliary assembly 10 includes a frustum-shaped net cylinder 1001, a connection clamping ring 1002, a positioning clamping plate 1003, a fastening screw 1004, and a head net plate 1005; a connecting clamping ring 1002 is fixedly arranged at the side position of one end of the frustum-shaped net barrel 1001, a positioning clamping plate 1003 is symmetrically and fixedly arranged at the side position of the connecting clamping ring 1002, a mounting hole is formed in the positioning clamping plate 1003, the positioning clamping plate 1003 is fixed through a fastening screw 1004, a head screen 1005 is arranged at the other end of the frustum-shaped net barrel 1001, and the connecting clamping ring 1002 is connected with the auxiliary structure 11; the positioning clamping plates 1003 correspond to the positioning clamping grooves 9 in the setting positions, and the number of the setting groups is the same; the connection retainer ring 1002 is fixedly disposed at a large port side position of the frustum-shaped net cylinder 1001, and the head screen 1005 is disposed at a small port position of the frustum-shaped net cylinder 1001.
The auxiliary structure 11 comprises a star-shaped supporting frame 1101, a loading round hole 1102, a fixing screw 1103, a positioning magnetic sheet 1104, a bearing rod 1105, a connecting threaded hole 1106, a first hemispherical shell 1107, a second hemispherical shell 1108, a first ventilation auxiliary hole 1109, an external thread abutting ring 1110, an internal thread abutting groove 1111, a smoke adsorbing sphere 1112, an auxiliary cone 1113 and a connecting rod 1114; the bottom side of the end part of the star-shaped supporting frame 1101 is fixedly provided with a positioning magnetic sheet 1104, the end part of the star-shaped supporting frame 1101 is in adaptive clamping connection with a stabilizing groove, the stabilizing groove is equidistantly arranged on a connecting clamping ring 1002, a loading round hole 1102 is equidistantly arranged on the star-shaped supporting frame 1101, a fixing screw 1103 penetrates through the loading round hole 1102 to be in adaptive threaded connection with a connecting threaded hole 1106, the connecting threaded hole 1106 is arranged at one end of a bearing rod member 1105, the other end of the bearing rod member 1105 is fixedly provided with a first hemispherical shell 1107, the shell end part of the first hemispherical shell 1107 is fixedly provided with an external thread abutting ring 1110, the external thread abutting ring 1110 is in adaptive threaded connection with an internal thread abutting groove 1111, the internal thread abutting groove 1111 is arranged on the inner side wall of the shell end part of a second hemispherical shell 1108, the second hemispherical shell 1108 is fixedly arranged at one end of the connecting rod member 1114, and the second hemispherical shell 1108 and the first hemispherical shell are both provided with a first ventilation auxiliary hole 1109; the second half spherical shell 1108 and the first half spherical shell 1107 are arranged in the same number, the second half spherical shell 1108 and the first half spherical shell 1107 form a spherical shell, a smoke adsorption sphere 1112 is arranged in the spherical shell, and auxiliary conical spines 1113 are fixedly arranged on the outer side wall of the smoke adsorption sphere 1112 at equal intervals; here, the spherical diameter of the spherical shell formed by the second half spherical shell 1108 and the first half spherical shell 1107 is larger than that of the smoke adsorption sphere 1112; and a soot adsorbing sphere 1112 is placed in one spherical shell; here, one end of the connection rod 1114 is connected to another spherical shell, and the spherical diameters of spherical shells provided on the connection rod 1114 are sequentially increased.
Further solves the problem that the smoke exhaust pipeline of the dry quenching boiler in the prior art lacks an adaptive heat preservation auxiliary structure; avoiding a great deal of heat loss.
Embodiment III: on the basis of the second embodiment, referring to fig. 7 to 9, the present invention further provides an alternative structure for the smoke exhaust duct 1 to be vertically installed; the replacement structure comprises a connecting nozzle 1201, an internal thread connecting groove 1202, an external thread connecting ring 1203, a connecting cap 1204, an extending support tube 1205, a bulge convex body 1206, a second ventilation auxiliary hole 1207, a heat insulation rod 1208, an auxiliary conductor 1209 and an auxiliary cotton ball 1210, wherein the connecting nozzle 1201 is arranged at a small port of the frustum-shaped net barrel 1001, the internal side wall of the connecting nozzle 1201 is provided with the internal thread connecting groove 1202, the internal thread connecting groove 1202 is in adaptive threaded connection with the external thread connecting ring 1203, the external thread connecting ring 1203 is fixedly arranged at the cap opening position of the connecting cap 1204, the extending support tube 1205 is fixedly arranged at the side position of the connecting cap 1204 at equal intervals, the bulge convex body 1206 is uniformly provided with the second ventilation auxiliary hole 1207, the heat insulation rod body 1206 is arranged in the extending support tube 1205, one end of the heat insulation rod 1208 extends into the connecting cap 1204, the auxiliary cotton ball 1206 is arranged at the end of the heat insulation rod 1208 at equal intervals, the auxiliary cotton ball 1210 is arranged in the bulge convex body 1206, and the auxiliary cotton ball 1210 is arranged at the bulge convex body 1208 at the same number as the bulge convex body 1208; the purpose of arranging the replacement structure at the small port of the frustum-shaped net drum 1001 is that for the vertically installed smoke exhaust pipeline 1, residues of smoke filtration are gathered at the bottom, so that the head net plate 1005 is blocked, the conveying work of the smoke is affected, and the heat of the gathered smoke cannot be well utilized; the connecting cap 1204 is used for gathering ash, and the heat of gathered ash is transmitted to the heat insulation rod 1208 and the auxiliary cotton ball 1210 through the auxiliary conductor 1209, and the auxiliary cotton ball 1210 can also form a temporary heat insulation effect through the bulge 1206 and the second ventilation auxiliary hole 1207 arranged on the bulge 1206.
Further solves the problem that the smoke exhaust pipeline of the dry quenching boiler in the prior art lacks an adaptive heat preservation auxiliary structure; avoiding a great deal of heat loss.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a dry quenching exhaust-heat boiler flue insulation structure which characterized in that: comprises a smoke exhaust pipeline (1), a connecting body (2) and a supporting body (6), a butt joint loading cavity (7), a heat preservation auxiliary component (10) and an auxiliary structure (11); the novel smoke exhaust ventilator is characterized in that a connecting body (2) is arranged on the smoke exhaust pipeline (1) at equal intervals, a connecting cavity is formed in the connecting body (2), bayonets are symmetrically arranged at the cavity openings of the connecting cavity, a sealing cover (3) is fixedly arranged on the supporting body (6), a lifting handle (4) is fixedly arranged on the sealing cover (3), mounting feet (5) are fixedly arranged on two sides of one symmetry of the sealing cover (3), the mounting feet (5) are in clamping connection with the bayonets in an adapting mode, the mounting feet (5) are fixed through screws, a butt joint loading cavity (7) is arranged in the supporting body (6), positioning clamping grooves (9) are symmetrically arranged at the side positions of one end of the butt joint loading cavity (7), a heat preservation auxiliary assembly (10) is connected in the butt joint loading cavity (7), and the heat preservation auxiliary assembly (10) is connected with an auxiliary structure (11).
2. The smoke exhaust flue insulation structure of a dry quenching waste heat boiler according to claim 1, wherein: the heat preservation auxiliary assembly (10) comprises a frustum-shaped net barrel (1001), a connecting clamping ring (1002), a positioning clamping plate (1003), fastening screws (1004) and a head net plate (1005); the utility model discloses a conical net section of thick bamboo, including conical net section of thick bamboo (1001), connecting snap ring (1002) are fixedly provided with in one end avris position of conical net section of thick bamboo (1001), connecting the avris position symmetry of snap ring (1002) is fixedly provided with location cardboard (1003), is provided with the mounting hole on location cardboard (1003), and location cardboard (1003) are fixed through fastening screw (1004), the other end of conical net section of thick bamboo (1001) is provided with head otter board (1005), connecting snap ring (1002) and auxiliary structure (11) set up and are connected.
3. The smoke exhaust duct insulation structure of a dry quenching waste heat boiler according to claim 2, wherein: the locating clamping plates (1003) correspond to the locating clamping grooves (9) in arrangement positions, and the number of the arrangement groups is the same.
4. The smoke exhaust duct insulation structure of a dry quenching waste heat boiler according to claim 2, wherein: the connecting clamping ring (1002) is fixedly arranged at the side position of the big port of the frustum-shaped net barrel (1001), and the head screen (1005) is arranged at the small port of the frustum-shaped net barrel (1001).
5. The smoke exhaust flue insulation structure of a dry quenching waste heat boiler according to claim 1, wherein: the auxiliary structure (11) comprises a star-shaped supporting frame (1101), a loading round hole (1102), a fixing screw (1103), a positioning magnetic sheet (1104), a bearing rod piece (1105), a connecting threaded hole (1106), a first hemispherical shell (1107), a second hemispherical shell (1108), a first ventilation auxiliary hole (1109), an external thread butt joint ring (1110), an internal thread butt joint groove (1111), a smoke adsorption sphere (1112), an auxiliary cone (1113) and a connecting rod piece (1114); the utility model discloses a star-shaped support frame, including star-shaped support frame (1101), fixed location magnetic sheet (1104) that is provided with in tip downside of star-shaped support frame (1101), and the tip and the firm groove looks adaptation joint of star-shaped support frame (1101), firm groove equidistance sets up on connecting snap ring (1002), equidistance is provided with on star-shaped support frame (1101) and loads round hole (1102), fixed screw (1103) pass and load round hole (1102) and connect threaded hole (1106) looks adaptation threaded connection, connect threaded hole (1106) setting up the one end at carrier bar (1105), carrier bar (1105) the other end is fixed and is provided with first hemisphere shell (1107), the casing tip of first hemisphere shell (1107) is fixed to be provided with external screw thread docking ring (1110), external screw thread docking ring (1110) and internal screw thread docking groove (1111) looks adaptation threaded connection, internal screw thread docking groove (1111) set up the casing tip inside wall at second hemisphere shell (1108), second hemisphere shell (1108) fixedly set up the one end at carrier bar (1114), second hemisphere shell (1108) and first hemisphere shell (1109) are provided with auxiliary ventilation hole.
6. The heat preservation structure of the smoke exhaust duct of the dry quenching waste heat boiler as claimed in claim 5, wherein: the second half spherical shell (1108) and the first half spherical shell (1107) are identical in number of groups, the second half spherical shell (1108) and the first half spherical shell (1107) form a spherical shell, a smoke adsorption sphere (1112) is placed in the spherical shell, and auxiliary conical spines (1113) are fixedly arranged on the outer side wall of the smoke adsorption sphere (1112) at equal intervals.
7. The heat preservation structure of the smoke exhaust duct of the dry quenching waste heat boiler as claimed in claim 5, wherein: the spherical diameter of the spherical shell formed by the second half spherical shell (1108) and the first half spherical shell (1107) is larger than that of the smoke adsorption sphere (1112); and a soot adsorbing sphere (1112) is placed in one spherical shell.
8. The heat preservation structure of the smoke exhaust duct of the dry quenching waste heat boiler as claimed in claim 5, wherein: one end of the connecting rod piece (1114) is connected with the other spherical shell, and the spherical diameters of the spherical shells arranged on the connecting rod piece (1114) are sequentially increased.
9. The heat preservation structure of the smoke exhaust duct of the dry quenching waste heat boiler as claimed in claim 5, wherein: the auxiliary structure (11) extends into the inner cavity of the frustum-shaped net drum (1001).
10. A method for using the smoke exhaust flue heat insulation structure of a dry quenching waste heat boiler according to any one of claims 1-9, which is characterized in that the method comprises the following steps:
the method comprises the steps that discharged flue gas passes through a flue gas exhaust pipeline (1), connecting bodies (2) are arranged on the flue gas exhaust pipeline (1) at equal intervals, a heat preservation auxiliary assembly (10) is arranged in the connecting bodies (2) to preserve heat in the flue gas, the heat preservation auxiliary assembly (10) and an auxiliary structure (11) are matched for use, solid particles in the flue gas are filtered, so that the filtered and remained solid particles play a role in temporary heat preservation, and self heat plays a role in temporary heat preservation for the conveyed gas to form a temporary heat preservation layer; after the flue gas conveying work is finished, the heat preservation auxiliary assembly (10) in the connecting body (2) and the auxiliary structure (11) can be detached, the impurities losing heat are cleaned, and the heat in the impurities is prevented from being absorbed when the next flue gas conveying work is performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410216832.0A CN117803942A (en) | 2024-02-28 | 2024-02-28 | Heat preservation structure and heat preservation method for smoke exhaust flue of coke dry quenching waste heat boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410216832.0A CN117803942A (en) | 2024-02-28 | 2024-02-28 | Heat preservation structure and heat preservation method for smoke exhaust flue of coke dry quenching waste heat boiler |
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| CN117803942A true CN117803942A (en) | 2024-04-02 |
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