CN116642340B - Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function - Google Patents
Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function Download PDFInfo
- Publication number
- CN116642340B CN116642340B CN202310618304.3A CN202310618304A CN116642340B CN 116642340 B CN116642340 B CN 116642340B CN 202310618304 A CN202310618304 A CN 202310618304A CN 116642340 B CN116642340 B CN 116642340B
- Authority
- CN
- China
- Prior art keywords
- shell
- frame
- module
- heating
- heat conducting
- 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.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 129
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 93
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000007789 gas Substances 0.000 title claims abstract description 85
- 239000002918 waste heat Substances 0.000 title claims abstract description 50
- 238000004064 recycling Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000007599 discharging Methods 0.000 claims abstract description 35
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 238000005192 partition Methods 0.000 claims description 40
- 238000007789 sealing Methods 0.000 claims description 24
- 238000005507 spraying Methods 0.000 claims description 23
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 7
- 239000003345 natural gas Substances 0.000 claims description 7
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- -1 electronics Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to an environment-friendly aluminum bar heating furnace with tail gas waste heat recycling, which comprises a shell, a feeding module, a discharging module, a movable heating module and a waste heat utilization module, wherein the shell is of a hollow rectangular structure, the feeding module is arranged on the left side surface of the shell, the discharging module is arranged on the right side surface of the shell, the movable heating module is arranged at the lower end of the inner part of the shell, and the waste heat utilization module is arranged at the upper end of the inner part of the shell. According to the invention, the functions of feeding aluminum bars one by one and heating the aluminum bars in sections can be realized, the steam generation unit can gasify circulating water to form steam, the steam flows into the steam generator through the exhaust pipe to generate electric power, the purpose of recycling tail gas is achieved, and the tail gas absorbing heat is absorbed and filtered by the heat conducting and filtering unit and then is discharged into the air environment, so that the purpose of environmental protection is achieved.
Description
Technical Field
The application relates to the technical field of heating furnace equipment, in particular to an environment-friendly aluminum bar heating furnace with tail gas waste heat recycling.
Background
In the metallurgical industry, a heating furnace is equipment for heating materials or workpieces, generally metals, to a forging temperature, and is applied to the fields of petroleum, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building materials, electronics, materials, light industry, daily chemicals, pharmacy and the like, and waste heat tail gas generated in the use process of the existing heating furnace is directly discharged, so that a large amount of energy sources are wasted while the greenhouse effect is caused, and the environment-friendly development concept is not met.
In the environment-friendly heating furnace for recycling the tail gas waste heat in the prior art, for example, the Chinese patent with the publication number of CN211425089U discloses an environment-friendly heating furnace for recycling the tail gas waste heat, specifically, a tail gas discharge port is formed in one side of the top of a heating furnace main body, a U-shaped pipe is fixedly connected to one end of the tail gas discharge port, one end of the U-shaped pipe is communicated with a gas purifying box, one end of the gas purifying box is fixedly connected with a waste heat treatment box, the waste heat treatment box is communicated with the gas purifying box through a gas pipeline, the tail gas discharged by the heating furnace main body is subjected to impurity removal treatment through an active carbon filter in the gas purifying box, then the tail gas enters the waste heat treatment box in an accelerating mode under the action of a fan, high-temperature gas heat is transferred to a radiating fin, and the radiating fin is used for achieving heat balance to a first heating cavity and a second heating cavity, so that the heat storage cavity is kept in a high-temperature state, and the tail gas after the heat is absorbed passes through a vent pipe and is discharged.
In the prior art, the functions of waste heat utilization and impurity removal of the heating furnace can be realized, but in the first aspect, when the waste heat is utilized in the prior art, the waste heat is utilized after the tail gas is firstly subjected to impurity removal, and the high-temperature gas can cause the spontaneous combustion of the active carbon or the high temperature can reduce the adsorptivity of the active carbon, so that the tail gas impurity removal effect is poor; in the second aspect, when the waste heat is utilized in the prior art, the heat storage cavity is kept in a high temperature state, so that the temperature difference between the tail gas and the heat storage cavity is smaller, the heat transfer efficiency of the radiating fin can be reduced, the waste heat of the tail gas is not fully utilized, and based on the heat transfer efficiency, the improvement space is available on the existing technology of recycling the waste heat of the tail gas of the environment-friendly heating furnace.
Disclosure of Invention
In order to realize the waste heat recycling of heating furnace tail gas and the function of removing impurities to the tail gas, the application provides an environment-friendly aluminum bar heating furnace with the waste heat recycling of the tail gas.
The application provides an environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function adopts the following technical scheme:
the utility model provides an environment-friendly aluminium bar heating furnace with tail gas waste heat recycling, includes shell, feeding module, ejection of compact module, removes heating module and waste heat utilization module, the shell is hollow rectangle structure, installs feeding module on the shell left surface, installs ejection of compact module on the shell right flank, and the removal heating module is installed to the inside lower extreme of shell, and waste heat utilization module is installed to the inside upper end of shell.
The movable heating module comprises a rectangular frame, rotating units, rectangular plates, aluminum bar frames, movable heating rods, U-shaped frames, rotating rollers and fixed heating rods, wherein the rectangular frames are symmetrically arranged at the lower ends of the inner portions of the shells, the rotating units are arranged on the rectangular frames, the rectangular plates are arranged between the upper ends of the rotating units through pin shafts, the aluminum bar frames are arranged at the upper ends of the rectangular plates, the movable heating rods are uniformly arranged between the rectangular plates, the movable heating rods and the aluminum bar frames are arranged at intervals, the U-shaped frames are uniformly arranged at the upper ends of the rectangular frames, the rotating rollers are arranged at the middle parts of the U-shaped frames, and the fixed heating rods are arranged on the rectangular frames between the adjacent U-shaped frames.
The waste heat utilization module comprises a lower partition plate, an upper partition plate, a water inlet pipe, a water outlet pipe, a heat conduction filtering unit, a steam generation unit, a power unit and an exhaust pipe, wherein the lower partition plate is installed in the middle of the inner side of the shell, the upper partition plate is arranged at the upper end of the lower partition plate, the upper partition plate is installed on the shell, a heating cavity is arranged between the lower partition plate and the upper partition plate, circulating water is filled in the heating cavity, the water inlet pipe is installed on the left side of the shell, the water outlet pipe is installed on the right side of the shell, the water inlet pipe and the water outlet pipe are respectively communicated with the heating cavity, the heat conduction pipe is arranged between the upper partition plate and the shell, the heat conduction pipe is evenly installed between the lower partition plate and the upper partition plate and the shell through bearings, the heat conduction pipe penetrates through the middle of the heating cavity and the heat conduction cavity, the lower end of the heat conduction pipe is communicated with the lower end of the inner part of the shell, the steam generation unit is installed outside the heat conduction pipe located inside the heat conduction cavity, the power unit is installed at the upper end of the inner part of the shell, the power unit is connected with the heat conduction pipe, the exhaust pipe is installed at the upper end of the shell, the exhaust pipe is communicated with the heat conduction cavity.
Preferably, the feeding module comprises a feeding frame, a feeding door and a left sealing frame, wherein the feeding frame is arranged on the left side face of the shell and is communicated with the shell, the feeding frame is of a hollow rectangular structure, the feeding door is arranged on the left side of the feeding frame through a hinge, the left sealing frame is arranged at the lower end of the feeding frame, the left sealing frame is arranged on the shell, and feeding grooves matched with the movable heating module are symmetrically arranged on the left sealing frame.
Preferably, the discharging module comprises a discharging frame, a discharging door and a right sealing frame, wherein the discharging frame is arranged on the right side face of the shell, the shell is communicated with the discharging frame, the discharging frame is of a hollow rectangular structure, the discharging door is arranged on the right side of the discharging frame through a hinge, the right sealing frame is arranged at the lower end of the discharging frame, the right sealing frame is arranged on the shell, and discharging grooves matched with the movable heating module are symmetrically arranged on the right sealing frame.
Preferably, the rotation unit comprises a rotation rod, a first driving motor and a connection plate, wherein the middle part of the rectangular frame is rotationally provided with the symmetrical rotation rod, the first driving motor is installed on the shell through a motor base, an output shaft of the first driving motor is connected with the rotation rod, the connection plate is installed on the inner side of the rotation rod, and a rectangular plate is installed between the upper ends of the connection plates through a pin shaft.
Preferably, the gas spray head and the air spray head are uniformly arranged at the upper ends of the movable heating rod and the fixed heating rod, the gas spray head is communicated with the natural gas through the movable heating rod and the fixed heating rod, and the air spray head is communicated with the air pump through the movable heating rod and the fixed heating rod.
Preferably, the heat conduction filter unit comprises a connecting column, heat conducting fins, a filter tank and a handle, wherein the connecting column is arranged in the middle of the inner side of the heat conducting tube, the heat conducting fins are uniformly arranged on the outer side face of the connecting column and are spirally arranged, a spiral air guide groove is formed between every two adjacent heat conducting fins, the upper end of the heat conducting tube is provided with a detachable filter tank, the filter tank is used for filtering impurities in hot air, the upper end face of the filter tank is uniformly provided with an exhaust hole, and the handle is arranged at the upper end of the filter tank.
Preferably, the steam generating unit comprises an annular plate, a scraping plate, a water spraying plate and a water spraying head, wherein the annular plate is symmetrically arranged outside the heat conducting pipe positioned in the heat conducting cavity, the annular plate positioned at the lower end of the heat conducting cavity is arranged on the upper partition plate, the scraping plate and the water spraying plate are uniformly arranged between the annular plate, the scraping plate and the water spraying plate are arranged at intervals, the water spraying head is uniformly arranged on the inner side surface of the water spraying plate, and the lower end of the water spraying plate is communicated with the heating cavity through a water pump.
Preferably, the scraping plate is of an arc-shaped structure, the inner side surface of the scraping plate is clung to the heat conducting pipe, and water diversion grooves which are obliquely arranged downwards are uniformly formed in the side surface of the scraping plate.
Preferably, the power unit comprises a first gear, a second driving motor and a second gear, the first gear is arranged at the upper end of the heat conducting pipe, the first gears positioned on the same side of the shell are meshed with each other, the second driving motor is arranged at the left side of the upper end of the shell through the motor base, the second gear is arranged on an output shaft of the second driving motor through the shell, and the second gear is meshed with the first gear.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the invention, the movable heating module is arranged, after the aluminum bars are heated for a certain time, the rotating unit conveys the aluminum bars in the feeding frame into the shell again through the aluminum bar frame, and meanwhile, the aluminum bars on the rotating roller at the left side in the shell advance to the right, so that the aluminum bars can pass through the rotating roller in the shell one by one, and the functions of feeding the aluminum bars one by one and heating the aluminum bars in sections are realized;
2. the heat-conducting filter unit is arranged in the invention, the tail gas flows upwards in the spiral air guide groove after entering the heat-conducting pipe, the heat in the tail gas can be transferred to the heat-conducting pipe and the heat-conducting sheet, then, the heat on the heat-conducting sheet can be transferred to the heat-conducting pipe, the tail gas absorbing the heat finally flows out of the exhaust hole after passing through the filter box, the spiral air guide groove can increase the flow stroke of the tail gas, and the contact between the tail gas and the heat-conducting pipe is increased, so that the heat in the tail gas can be fully transferred to the heat-conducting pipe, and the utilization rate of the heat in the tail gas is improved;
3. according to the invention, the steam generation unit is arranged, after the temperature of the heat conduction pipe rises, the water spray head can spray circulating water in the heating cavity onto the surface of the heat conduction pipe, the circulating water is gasified to form steam when meeting the high temperature of the heat conduction pipe, at the moment, the unvaporized circulating water can be left on the surface of the heat conduction pipe, when the heat conduction pipe rotates for a certain angle, the scraping plate scrapes the surface of the heat conduction pipe, the scraped water can flow out through the water diversion groove, the heat conduction pipe can be heated rapidly, so that the water sprayed out of the water spray head can be gasified continuously, and the generation efficiency of the steam is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic view of a cut-away structure of the present application.
Fig. 3 is a schematic view of a first cross-sectional structure of the present application.
Fig. 4 is a schematic view of a second cross-sectional structure of the present application.
Fig. 5 is a schematic perspective view of a mobile heating module of the present application.
Fig. 6 is a schematic view of a first cross-sectional structure of the mobile heating module of the present application.
Fig. 7 is a schematic diagram of a second cross-sectional structure of the mobile heating module of the present application.
Fig. 8 is a schematic cross-sectional view of the present application between the housing and the waste heat utilization module.
Fig. 9 is a schematic cross-sectional structure among the heat conductive pipe, the heat conductive filter unit and the vapor generation unit of the present application.
Reference numerals illustrate: 1. a housing; 2. a feed module; 21. a feeding frame; 22. a feed gate; 23. a left sealing frame; 3. a discharging module; 31. a discharging frame; 32. a discharge door; 33. a right sealing frame; 4. moving the heating module; 41. a rectangular frame; 42. a rotation unit; 421. a rotating lever; 422. driving a first motor; 423. a connecting plate; 43. a rectangular plate; 44. an aluminum bar frame; 45. moving the heating rod; 451. a gas nozzle; 452. an air nozzle; 46. a U-shaped frame; 47. a rotating roller; 48. fixing a heating rod; 5. a waste heat utilization module; 51. a lower partition plate; 52. an upper partition plate; 53. a water inlet pipe; 54. a water outlet pipe; 55. a heat conduction pipe; 56. a heat conduction filtering unit; 561. a connecting column; 562. a heat conductive sheet; 563. a filter box; 564. a handle; 57. a steam generation unit; 571. an annular plate; 572. a scraper; 573. a water spraying plate; 574. a water spray head; 58. a power unit; 581. a first gear; 582. a second driving motor; 583. a second gear; 59. and an exhaust pipe.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-9.
The embodiment of the application discloses take tail gas waste heat to recycle's environment-friendly aluminium bar heating furnace can realize recycling the tail gas waste heat of heating furnace and to the function of tail gas edulcoration.
Referring to fig. 1, an environment-friendly aluminum bar heating furnace with tail gas waste heat recycling is disclosed in this embodiment, and the environment-friendly aluminum bar heating furnace comprises a shell 1, a feeding module 2, a discharging module 3, a mobile heating module 4 and a waste heat utilization module 5, and is characterized in that the shell 1 is of a hollow rectangular structure, the feeding module 2 is installed on the left side surface of the shell 1, the discharging module 3 is installed on the right side surface of the shell 1, the mobile heating module 4 is installed at the lower end inside the shell 1, and the waste heat utilization module 5 is installed at the upper end inside the shell 1.
Referring to fig. 3, the feeding module 2 includes a feeding frame 21, a feeding door 22 and a left sealing frame 23, the feeding frame 21 is installed on the left side surface of the housing 1, the feeding frame 21 is communicated with the housing 1, the feeding frame 21 is of a hollow rectangular structure, the feeding door 22 is installed on the left side of the feeding frame 21 through a hinge, the left sealing frame 23 is arranged at the lower end of the feeding frame 21, the left sealing frame 23 is installed on the housing 1, and feeding grooves matched with the movable heating module 4 are symmetrically arranged on the left sealing frame 23.
In the in-service use process, the aluminium bar is placed at the left end of feeding frame 21 by the manual work, and the aluminium bar rolls in to shell 1 under the effect of gravity, stops rolling when the aluminium bar is stopped by shell 1, and at this moment, the even emission of aluminium bar is at feeding frame 21 lower extreme.
The feeding frame 21, the left sealing frame 23 and the housing 1 form a closed cavity, so that the exhaust gas is prevented from flowing out of the feeding tank to cause the loss of exhaust gas waste heat.
Referring to fig. 3, the discharging module 3 includes a discharging frame 31, a discharging door 32 and a right sealing frame 33, the discharging frame 31 is installed on the right side surface of the housing 1, the housing 1 is communicated with the discharging frame 31, the discharging frame 31 is of a hollow rectangular structure, the discharging door 32 is installed on the right side of the discharging frame 31 through a hinge, the right sealing frame 33 is arranged at the lower end of the discharging frame 31, the right sealing frame 33 is installed on the housing 1, and discharging grooves matched with the movable heating module 4 are symmetrically arranged on the right sealing frame 33.
In the actual use process, after the aluminum bar is heated, the movable heating module 4 conveys the aluminum bar into the discharging frame 31, the aluminum bar rolls downwards under the action of gravity, and then the aluminum bar can be forged or subjected to other working procedures.
The discharging frame 31, the right sealing frame 33 and the shell 1 form a sealed cavity, so that the exhaust gas is prevented from flowing out of the discharging groove to cause the loss of exhaust gas waste heat.
Referring to fig. 5, the moving heating module 4 includes a rectangular frame 41, a rotating unit 42, rectangular plates 43, an aluminum bar frame 44, a moving heating rod 45, a U-shaped frame 46, rotating rollers 47 and a fixed heating rod 48, the rectangular frame 41 is symmetrically installed at the lower end of the inside of the housing 1, the rotating unit 42 is installed on the rectangular frame 41, the rectangular plates 43 are installed between the upper ends of the rotating unit 42 through pins, the aluminum bar frame 44 is installed at the upper ends of the rectangular plates 43, the moving heating rod 45 is uniformly installed between the rectangular plates 43, the moving heating rod 45 and the aluminum bar frame 44 are arranged at intervals, the U-shaped frame 46 is uniformly installed at the upper ends of the rectangular frames 41, the rotating rollers 47 are installed in the middle of the U-shaped frame 46, and the fixed heating rod 48 is installed on the rectangular frame 41 between the adjacent U-shaped frames 46.
In the actual use process, when the aluminum bar is taken, the rotating unit 42 drives the rectangular plate 43 to intermittently rotate, the aluminum bar frame 44 synchronously rotates along with the rectangular plate 43, when the rectangular plate 43 moves to the leftmost side, the aluminum bar frame 44 positioned at the leftmost side of the rectangular plate 43 just moves to the position right below the aluminum bar in the feeding frame 21, then the aluminum bar frame 44 moves upwards and supports and clamps the aluminum bar, so that the aluminum bar can synchronously move to the inside of the shell 1 along with the aluminum bar frame 44, when the rotating unit 42 drives the aluminum bar frame 44 to continuously rotate, the aluminum bar on the aluminum bar frame 44 can accurately stay at the upper ends of the two rotating rollers 47, meanwhile, the movable heating rod 45 continuously rotates to be in the same vertical plane with the fixed heating rod 48, the movable heating rod 45 and the fixed heating rod 48 burn and heat the aluminum bar, and the rotating rollers 47 drive the aluminum bar to uniformly heat the surface of the aluminum bar;
when the aluminum bars are heated for a certain time, the rotating unit 42 conveys the aluminum bars in the feeding frame 21 into the shell 1 again through the aluminum bar frame 44, and meanwhile, the aluminum bars on the rotating roller 47 at the left side in the shell 1 advance rightwards, so that the aluminum bars can pass through the rotating roller 47 in the shell 1 one by one, and meanwhile, the functions of feeding the aluminum bars one by one and heating the aluminum bars in sections can be realized;
after the aluminum bar is heated for the last time, the aluminum bar frame 44 positioned on the rightmost side drives the heated aluminum bar to continue to rotate, when the rightmost aluminum bar moves to the rightmost side, the aluminum bar falls into the discharging frame 31, and the heated aluminum bar rolls out of the discharging frame 31 under the action of gravity.
Referring to fig. 6, the rotating unit 42 includes a rotating rod 421, a first driving motor 422 and a connecting plate 423, the middle part of the rectangular frame 41 is rotatably provided with the symmetrical rotating rod 421, the first driving motor 422 is installed on the housing 1 through a motor base, an output shaft of the first driving motor 422 is connected with the rotating rod 421, the connecting plate 423 is installed on the inner side of the rotating rod 421, and the rectangular plate 43 is installed between the upper ends of the connecting plates 423 through a pin shaft.
In the actual use process, when the first driving motor 422 rotates, the first driving motor 422 drives the connecting plate 423 to rotate through the rotating rod 421, and the rectangular plate 43 follows the synchronous rotation.
Referring to fig. 5, the gas spray heads 451 and the air spray heads 452 are uniformly installed at the upper ends of the movable heating rod 45 and the fixed heating rod 48, the gas spray heads 451 are communicated with the natural gas through the movable heating rod 45 and the fixed heating rod 48, and the air spray heads 452 are communicated with the air pump through the movable heating rod 45 and the fixed heating rod 48.
In the actual use process, the moving heating rod 45 and the fixed heating rod 48 are provided with igniters, when the gas nozzle 451 and the air nozzle 452 spray out natural gas and air, the igniters can ignite the natural gas, at the moment, the flame uniformly heats the lower end face of the aluminum bar, and the aluminum bar rotates, so that the whole aluminum bar is uniformly heated.
Referring to fig. 4 and 8, the waste heat utilization module 5 includes a lower partition plate 51, an upper partition plate 52, a water inlet pipe 53, a water outlet pipe 54, a heat conducting pipe 55, a heat conducting filtering unit 56, a vapor generation unit 57, a power unit 58 and an exhaust pipe 59, wherein the lower partition plate 51 is installed in the middle of the inner side of the housing 1, the upper partition plate 52 is arranged at the upper end of the lower partition plate 51, the upper partition plate 52 is installed on the housing 1, a heating cavity is arranged between the lower partition plate 51 and the upper partition plate 52, circulating water is filled in the heating cavity, the water inlet pipe 53 is installed at the left side of the housing 1, the water outlet pipe 54 is installed at the right side of the housing 1, the water inlet pipe 53 and the water outlet pipe 54 are respectively communicated with the heating cavity, the heat conducting cavity is arranged between the upper partition plate 52 and the housing 1, the heat conducting pipe 55 is evenly installed between the lower partition plate 51, the upper partition plate 52 and the housing 1 through a bearing, the heat conducting pipe 55 runs through the middle of the heating cavity and the heat conducting cavity, the lower end of the heat conducting pipe 55 is communicated with the inner lower end of the housing 1, the heat conducting filtering unit 56 is installed in the heat conducting pipe 55 outside the heat conducting cavity, the power unit 57 is installed in the heat conducting cavity, the upper end of the power unit 58 is installed in the housing, the power unit 58 is communicated with the power unit 58, the power unit 58 is connected with the power unit 58 is installed in the power unit is connected with the power unit 59, the power unit is connected with the power unit 59 is connected with the power unit is connected with the power through the power unit 55.
In the actual use process, when the tail gas after natural gas burns flows upwards, the tail gas flows into the heat conducting pipe 55, a large amount of heat in the tail gas is transferred to the heat conducting pipe 55, the power unit 58 drives the heat conducting pipe 55 to rotate, the steam generating unit 57 sprays circulating water to the surface of the heat conducting pipe 55, the circulating water is gasified by the high-temperature heat conducting pipe 55 to form steam, the steam flows into the steam generator through the exhaust pipe 59 to generate electricity, the generated electricity can be used for illumination of factories or other equipment, the function of waste heat power generation and recycling is realized, the tail gas after the waste heat is completely utilized enters the heat conducting filtering unit 56 through the heat conducting pipe 55, the heat conducting filtering unit 56 adsorbs and filters impurities in the tail gas, the filtered tail gas is discharged into the air environment, and the phenomenon that the tail gas pollutes the environment is prevented.
It should be noted that, when tail gas after natural gas combustion flows upwards, the tail gas contacts with the lower partition plate 51, the lower partition plate 51 is made of heat-conducting metal, heat in the tail gas after combustion can be directly transferred to circulating water through the lower partition plate 51, meanwhile, the heat-conducting pipe 55 in the heating cavity can also transfer heat to the circulating water, so that the circulating water temperature is increased, part of generated hot water is used by the steam generating unit 57, the other part of hot water flows out through the water outlet pipe 54, the hot water can be used for industrial heating or other aspects, and the purpose of utilizing waste heat of the tail gas can be achieved.
Referring to fig. 9, the heat conducting filtering unit 56 includes a connection column 561, heat conducting fins 562, a filtering box 563 and a handle 564, the connection column 561 is installed in the middle of the inner side of the heat conducting tube 55, the heat conducting fins 562 are uniformly installed on the outer side surface of the connection column 561, the heat conducting fins 562 are spirally arranged, a spiral air guide groove is arranged between the adjacent heat conducting fins 562, the upper end of the heat conducting tube 55 is provided with the filtering box 563 which is used for filtering impurities in hot air, the upper end surface of the filtering box 563 is uniformly provided with an exhaust hole, and the upper end of the filtering box 563 is provided with the handle 564.
In the actual use process, the tail gas flows upwards in the spiral air guide groove after entering the heat conducting pipe 55, heat in the tail gas can be transferred to the heat conducting pipe 55 and the heat conducting fin 562, then, heat on the heat conducting fin 562 can also be transferred to the heat conducting pipe 55, the tail gas absorbing the heat finally flows out of the exhaust hole after being filtered by the filter box 563, the flow stroke of the tail gas can be increased through the spiral air guide groove, the contact between the tail gas and the heat conducting pipe 55 is increased, the heat in the tail gas can be fully transferred to the heat conducting pipe 55, and the utilization rate of the waste heat in the tail gas is improved.
It should be noted that, the activated carbon is stored in the filter box 563, and the temperature of the tail gas absorbing heat does not affect the adsorptivity of the activated carbon, so that the activated carbon can fully adsorb and filter impurities in the tail gas, and the tail gas flowing out from the exhaust hole reaches the emission standard, thereby achieving the purpose of environmental protection.
It should be noted that, the filter box 563 is a detachable structure, and after the activated carbon in the filter box 563 adsorbs a lot of impurities, the filter box 563 can be taken out, and the activated carbon in the filter box 563 can be replaced.
Referring to fig. 4 and 8, the steam generating unit 57 includes an annular plate 571, a scraper 572, a water spraying plate 573 and a water spraying head 574, the annular plate 571 is symmetrically installed outside the heat conducting pipe 55 located inside the heat conducting cavity, the annular plate 571 located at the lower end of the heat conducting cavity is installed on the upper partition plate 52, the scraper 572 and the water spraying plate 573 are evenly installed between the annular plate 571, the scraper 572 and the water spraying plate 573 are arranged at intervals, the water spraying head 574 is evenly arranged on the inner side surface of the water spraying plate 573, and the lower end of the water spraying plate 573 is communicated with the heating cavity through a water pump.
Referring to fig. 4, the scraping plate 572 has an arc structure, the inner surface of the scraping plate 572 is closely attached to the heat conducting pipe 55, and water diversion grooves which are arranged obliquely downward are uniformly formed on the side surface of the scraping plate 572.
In the actual use process, the power unit 58 drives the heat-conducting tube 55 to rotate, after the temperature of the heat-conducting tube 55 rises, the water spray head 574 can spray circulating water in the heating cavity onto the surface of the heat-conducting tube 55, the circulating water is gasified by the high-temperature heat-conducting tube 55 to form water vapor, at the moment, unvaporized water can be left on the surface of the heat-conducting tube 55, when the heat-conducting tube 55 rotates for a certain angle, the scraping plate 572 scrapes water on the surface of the heat-conducting tube 55, and the scraped water can flow out through the water diversion groove.
It should be noted that, when a large amount of unvaporized water is adhered to the surface of the heat conducting tube 55, the surface temperature of the heat conducting tube 55 is reduced, so as to affect the vaporization of the circulating water, and when the scraper 572 scrapes the surface of the heat conducting tube 55 clean, the heat conducting tube 55 is rapidly heated, so that the water sprayed by the water spraying head 574 can be continuously vaporized, thereby not only improving the generation efficiency of water vapor, but also improving the heat transfer efficiency of the exhaust waste heat.
Referring to fig. 8, the power unit 58 includes a first gear 581, a second driving motor 582 and a second gear 583, the first gear 581 is mounted at the upper end of the heat conducting tube 55, the first gears 581 located on the same side of the housing 1 are meshed with each other, the second driving motor 582 is mounted on the left side of the upper end of the housing 1 through a motor base, the second gear 583 is mounted on an output shaft of the second driving motor 582 through the housing 1, and the second gear 583 is meshed with the first gear 581.
In the actual use process, the second driving motor 582 drives the first gear 581 to rotate through the second gear 583, and the heat pipe 55 rotates synchronously.
The implementation principle of the embodiment is as follows:
1: placing and taking materials, manually placing aluminum bars at the left end of the feeding frame 21, uniformly discharging the aluminum bars at the lower end of the feeding frame 21 under the action of gravity, driving the rectangular plate 43 to intermittently rotate by the rotating unit 42, driving the rectangular plate 43 to synchronously rotate by the aluminum bar frame 44, and placing the aluminum bars at the upper ends of the two rotating rollers 47 after the aluminum bar frame 44 drives the aluminum bars to rotate.
2: the aluminum rod is heated by the moving heating rod 45 and the fixed heating rod 48, after the aluminum rod is heated for a certain time, the rotating unit 42 conveys the aluminum rod inside the feeding frame 21 into the shell 1 again through the aluminum rod frame 44, and meanwhile the aluminum rod positioned on the rotating roller 47 at the left side inside the shell 1 advances rightwards, so that the aluminum rod can pass through the rotating roller 47 inside the shell 1 one by one, the heated aluminum rod is conveyed into the discharging frame 31 under the driving of the aluminum rod frame 44, and the heated aluminum rod rolls out from the discharging frame 31.
3: the tail gas after heating the aluminum bar by the movable heating rod 45 and the fixed heating rod 48 flows into the heat conducting pipe 55, a large amount of heat in the tail gas is transferred to the heat conducting pipe 55, the power unit 58 drives the heat conducting pipe 55 to rotate, the steam generating unit 57 sprays circulating water to the surface of the heat conducting pipe 55, the circulating water is gasified by the heat conducting pipe 55 at high temperature to form steam, the steam flows into the steam generator through the exhaust pipe 59 to generate electricity, and the tail gas after the waste heat is completely utilized is discharged through the heat conducting filtering unit 56.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (6)
1. The utility model provides an environment-friendly aluminium bar heating furnace with tail gas waste heat recycling, includes shell (1), feeding module (2), ejection of compact module (3), removes heating module (4) and waste heat utilization module (5), a serial communication port, shell (1) are hollow rectangle structure, install feeding module (2) on shell (1) left surface, install ejection of compact module (3) on shell (1) right flank, remove heating module (4) are installed to the inside lower extreme of shell (1), and waste heat utilization module (5) are installed to the inside upper end of shell (1), wherein:
the movable heating module (4) comprises rectangular frames (41), rotating units (42), rectangular plates (43), aluminum bar frames (44), movable heating rods (45), U-shaped frames (46), rotating rollers (47) and fixed heating rods (48), wherein the rectangular frames (41) are symmetrically arranged at the lower ends of the inner parts of the shells (1), the rotating units (42) are arranged on the rectangular frames (41), the rectangular plates (43) are arranged between the upper ends of the rotating units (42) through pin shafts, the aluminum bar frames (44) are arranged at the upper ends of the rectangular plates (43), the movable heating rods (45) are uniformly arranged between the rectangular plates (43), the U-shaped frames (46) are uniformly arranged at the upper ends of the rectangular frames (41), the rotating rollers (47) are arranged in the middle of the U-shaped frames (46), and the fixed heating rods (48) are arranged on the rectangular frames (41) between the adjacent U-shaped frames (46);
the waste heat utilization module (5) comprises a lower partition plate (51), an upper partition plate (52), a water inlet pipe (53), a water outlet pipe (54), a heat conducting pipe (55), a heat conducting filtering unit (56), a steam generating unit (57), a power unit (58) and an exhaust pipe (59), wherein the lower partition plate (51) is installed in the middle of the inner side of the shell (1), the upper partition plate (52) is arranged at the upper end of the lower partition plate (51), the upper partition plate (52) is installed on the shell (1), a heating cavity is arranged between the lower partition plate (51) and the upper partition plate (52), circulating water is filled in the heating cavity, the water inlet pipe (53) is installed on the left side of the shell (1), the water outlet pipe (54) is installed on the right side of the shell (1), the water inlet pipe (53) and the water outlet pipe (54) are respectively communicated with the heating cavity, the heat conducting pipe (55) is arranged between the upper partition plate (52) and the shell (1), the heat conducting pipe (55) is evenly installed between the lower partition plate (52) and the shell (1) through a bearing, the heat conducting pipe (55) penetrates through the heating cavity and the middle of the shell (55), the lower end of the heat conducting pipe (55) is communicated with the inner end of the shell (1), the heat conducting pipe (55) is installed in the inner side of the heat conducting unit, a power unit (58) is arranged at the upper end inside the shell (1), the power unit (58) is connected with the heat conducting pipe (55), an exhaust pipe (59) is arranged at the upper end of the shell (1), and the exhaust pipe (59) is communicated with the heat conducting cavity;
the heat conduction filtering unit (56) comprises a connecting column (561), heat conduction sheets (562), a filtering box (563) and a handle (564), wherein the connecting column (561) is installed in the middle of the inner side of the heat conduction tube (55), the heat conduction sheets (562) are uniformly installed on the outer side face of the connecting column (561), the heat conduction sheets (562) are spirally arranged, a spiral air guide groove is formed between the adjacent heat conduction sheets (562), a detachable filtering box (563) is installed at the upper end of the heat conduction tube (55), the filtering box (563) is used for filtering impurities in hot gas, exhaust holes are uniformly formed in the upper end face of the filtering box (563), and the handle (564) is installed at the upper end of the filtering box (563);
the steam generation unit (57) comprises annular plates (571), scrapers (572), water spraying plates (573) and water spraying heads (574), the annular plates (571) are symmetrically arranged on the outer sides of the heat conducting pipes (55) in the heat conducting cavities, the annular plates (571) at the lower ends of the heat conducting cavities are arranged on the upper partition plates (52), the scrapers (572) and the water spraying plates (573) are uniformly arranged between the annular plates (571), the scrapers (572) and the water spraying plates (573) are arranged at intervals, the water spraying heads (574) are uniformly arranged on the inner side surfaces of the water spraying plates (573), and the lower ends of the water spraying plates (573) are communicated with the heating cavities through water pumps;
the scraping plate (572) is of an arc-shaped structure, the inner side surface of the scraping plate (572) is clung to the heat conducting pipe (55), and water diversion grooves which are obliquely arranged downwards are uniformly formed in the side surface of the scraping plate (572).
2. The environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function according to claim 1, wherein the environment-friendly aluminum bar heating furnace is characterized in that: the feeding module (2) comprises a feeding frame (21), a feeding door (22) and a left sealing frame (23), wherein the feeding frame (21) is installed on the left side face of the shell (1), the feeding frame (21) is communicated with the shell (1), the feeding frame (21) is of a hollow rectangular structure, the feeding door (22) is installed on the left side of the feeding frame (21) through a hinge, the left sealing frame (23) is arranged at the lower end of the feeding frame (21), the left sealing frame (23) is installed on the shell (1), and feeding grooves matched with the movable heating module (4) are symmetrically arranged on the left sealing frame (23).
3. The environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function according to claim 1, wherein the environment-friendly aluminum bar heating furnace is characterized in that: the utility model provides a discharging module (3) is including ejection of compact frame (31), ejection of compact door (32) and right seal frame (33), install ejection of compact frame (31) on shell (1) right flank, shell (1) are linked together with ejection of compact frame (31), ejection of compact frame (31) are hollow rectangle structure, ejection of compact frame (31) right side is through hinge mounting ejection of compact door (32), ejection of compact frame (31) lower extreme is provided with right seal frame (33), right seal frame (33) are installed on shell (1), symmetry is provided with on right seal frame (33) with remove heating module (4) complex blown down tank.
4. The environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function according to claim 1, wherein the environment-friendly aluminum bar heating furnace is characterized in that: the rotating unit (42) comprises a rotating rod (421), a first driving motor (422) and a connecting plate (423), the middle part of the rectangular frame (41) is rotationally provided with the symmetrical rotating rod (421), the first driving motor (422) is installed on the shell (1) through a motor base, an output shaft of the first driving motor (422) is connected with the rotating rod (421), the connecting plate (423) is installed on the inner side of the rotating rod (421), and a rectangular plate (43) is installed between the upper ends of the connecting plate (423) through a pin shaft.
5. The environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function according to claim 1, wherein the environment-friendly aluminum bar heating furnace is characterized in that: the gas shower nozzle (451) and the air shower nozzle (452) are evenly installed to removal heating rod (45) and fixed heating rod (48) upper end, and gas shower nozzle (451) are linked together with natural gas through removal heating rod (45) and fixed heating rod (48), and air shower nozzle (452) are linked together with the air pump through removal heating rod (45) and fixed heating rod (48).
6. The environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function according to claim 1, wherein the environment-friendly aluminum bar heating furnace is characterized in that: the power unit (58) comprises a first gear (581), a second driving motor (582) and a second gear (583), the first gear (581) is installed at the upper end of the heat conducting tube (55), the first gears (581) located on the same side of the shell (1) are meshed with each other, the second driving motor (582) is installed on the left side of the upper end of the shell (1) through a motor base, the second gear (583) is installed on an output shaft of the second driving motor (582) through the shell (1), and the second gear (583) is meshed with the first gear (581).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310618304.3A CN116642340B (en) | 2023-05-30 | 2023-05-30 | Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310618304.3A CN116642340B (en) | 2023-05-30 | 2023-05-30 | Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116642340A CN116642340A (en) | 2023-08-25 |
| CN116642340B true CN116642340B (en) | 2024-03-12 |
Family
ID=87618329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310618304.3A Active CN116642340B (en) | 2023-05-30 | 2023-05-30 | Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116642340B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695482A (en) * | 1979-12-27 | 1981-08-01 | Hitachi Cable Ltd | Manufacture of composite bar material |
| KR101612760B1 (en) * | 2014-12-10 | 2016-04-18 | 주식회사 포스코 | Heat treating apparatus for hot coil |
| CN207779158U (en) * | 2017-12-08 | 2018-08-28 | 新昌县双彩乡捷丰五金厂 | A kind of aluminum-bar heating furnace exhaust gas processing device |
| CN209726833U (en) * | 2019-02-25 | 2019-12-03 | 佛山市朗盾铝加工设备有限公司 | A kind of tail gas waste heat utilizing device of single rod heating furnace |
| CN210464015U (en) * | 2019-07-05 | 2020-05-05 | 四会市亿和铝业有限公司 | Heating furnace is used in aluminium bar processing |
| CN111854427A (en) * | 2020-07-25 | 2020-10-30 | 恒吉集团实业有限公司 | Heating furnace for aluminum bar production |
| CN112254511A (en) * | 2020-10-24 | 2021-01-22 | 西安坤园航空科技有限公司 | Aluminum bar heating furnace |
| CN213932023U (en) * | 2020-12-22 | 2021-08-10 | 云南爱家铝业有限公司 | Heating and hot air recycling system of aluminum bar heating furnace |
| CN215467137U (en) * | 2021-06-07 | 2022-01-11 | 河北兆中新材料科技有限公司 | Energy-saving feeding mechanism of aluminum bar heating furnace |
| CN216049227U (en) * | 2021-10-21 | 2022-03-15 | 沧州中铁装备制造材料有限公司 | Heating furnace capable of recycling waste heat for metal smelting |
-
2023
- 2023-05-30 CN CN202310618304.3A patent/CN116642340B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695482A (en) * | 1979-12-27 | 1981-08-01 | Hitachi Cable Ltd | Manufacture of composite bar material |
| KR101612760B1 (en) * | 2014-12-10 | 2016-04-18 | 주식회사 포스코 | Heat treating apparatus for hot coil |
| CN207779158U (en) * | 2017-12-08 | 2018-08-28 | 新昌县双彩乡捷丰五金厂 | A kind of aluminum-bar heating furnace exhaust gas processing device |
| CN209726833U (en) * | 2019-02-25 | 2019-12-03 | 佛山市朗盾铝加工设备有限公司 | A kind of tail gas waste heat utilizing device of single rod heating furnace |
| CN210464015U (en) * | 2019-07-05 | 2020-05-05 | 四会市亿和铝业有限公司 | Heating furnace is used in aluminium bar processing |
| CN111854427A (en) * | 2020-07-25 | 2020-10-30 | 恒吉集团实业有限公司 | Heating furnace for aluminum bar production |
| CN112254511A (en) * | 2020-10-24 | 2021-01-22 | 西安坤园航空科技有限公司 | Aluminum bar heating furnace |
| CN213932023U (en) * | 2020-12-22 | 2021-08-10 | 云南爱家铝业有限公司 | Heating and hot air recycling system of aluminum bar heating furnace |
| CN215467137U (en) * | 2021-06-07 | 2022-01-11 | 河北兆中新材料科技有限公司 | Energy-saving feeding mechanism of aluminum bar heating furnace |
| CN216049227U (en) * | 2021-10-21 | 2022-03-15 | 沧州中铁装备制造材料有限公司 | Heating furnace capable of recycling waste heat for metal smelting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116642340A (en) | 2023-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209116818U (en) | A kind of waste-heat recovery device of coating environmental protection machinery equipment | |
| KR102390658B1 (en) | Novel organic solid waste pyrolysis gasifier | |
| CN116642340B (en) | Environment-friendly aluminum bar heating furnace with tail gas waste heat recycling function | |
| CN113803732B (en) | Heat accumulating type catalytic combustion waste gas treatment device and treatment method thereof | |
| CN208205865U (en) | A kind of novel high-temperature flue gas waste-heat recovery device | |
| CN216260024U (en) | Thermal power exhaust tail gas treatment device | |
| CN215261231U (en) | Heating furnace for petrochemical industry with flue gas waste heat recovery processing function | |
| CN215597288U (en) | Energy-saving three-bed regenerative oxidation furnace with efficient transmission | |
| CN112254159B (en) | Heat accumulating type catalytic combustion device | |
| CN205027068U (en) | Aluminium bits drying -machine | |
| CN209848883U (en) | Online multiple fluorination equipment | |
| CN114251670A (en) | Hazardous waste incineration fly ash fused salt and flue gas treatment device | |
| CN112797833A (en) | Air waste heat recovery cooling device for chemical production | |
| CN219956058U (en) | Aluminium bar heating furnace with hot gas recovery structure | |
| CN210004785U (en) | device for purifying and recovering heat of tail gas of high-temperature tunnel furnace | |
| CN217585301U (en) | Heat accumulating type combustion device of industrial kiln | |
| CN207298988U (en) | A kind of petrochemical industry exhaust gas combustion purification device again | |
| CN115307172B (en) | Environment-friendly boiler flue gas waste heat recovery device | |
| CN210773613U (en) | Oily waste thermal desorption high-temperature tailings cooling and heat exchange device | |
| CN114279245B (en) | Sectional type flue gas heat exchange energy-saving equipment for heat treatment of aluminum alloy hub | |
| CN217604710U (en) | Flue gas recovery mechanism for aluminum smelting reverberatory furnace | |
| CN219735324U (en) | Household garbage pyrolysis equipment | |
| CN219570168U (en) | Raw coke oven gas waste heat recycling device | |
| CN210463605U (en) | Heat-conducting oil furnace waste heat recycling system | |
| CN115727335B (en) | Plasma tail gas treatment device with energy recovery function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |