CN112880391A - Energy-saving aluminum bar continuous heating furnace - Google Patents
Energy-saving aluminum bar continuous heating furnace Download PDFInfo
- Publication number
- CN112880391A CN112880391A CN202011640107.4A CN202011640107A CN112880391A CN 112880391 A CN112880391 A CN 112880391A CN 202011640107 A CN202011640107 A CN 202011640107A CN 112880391 A CN112880391 A CN 112880391A
- Authority
- CN
- China
- Prior art keywords
- preheating
- pipe
- heating furnace
- furnace
- waste gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 44
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 38
- 239000002912 waste gas Substances 0.000 claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 abstract description 21
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
- F27B9/2407—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor the conveyor being constituted by rollers (roller hearth furnace)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/122—Preheating
Abstract
The invention discloses an energy-saving aluminum bar continuous heating furnace, which comprises a heating furnace, a preheating furnace, a power roller mechanism and a waste gas utilization device, wherein the preheating furnace is arranged in the preheating furnace; the power roller mechanism is arranged at the bottom of a hearth of the preheating furnace; the waste gas utilization device comprises a preheating bottom pipe, a preheating top pipe, a preheating front pipe and a waste gas collecting pipe; in the furnace that the aluminium bar got into the preheater from pushing away excellent ware, preheat the aluminium bar through waste gas utilization device, the aluminium bar is through preheating the back, and in the aluminium bar sent into the heating furnace through power roller mechanism, heating to required temperature, the aluminium bar that has heated came out from the heating furnace gate for the aluminium bar temperature of heating furnace preheating part is than the aluminium bar temperature high efficiency of traditional heating furnace preheating part: after the tail gas is reused by the mechanism, the exhaust heat of the heating furnace is reduced to 80 ℃, and the energy consumption utilization rate is improved by 25%.
Description
Technical Field
The invention relates to the technical field of heating furnaces, in particular to an energy-saving aluminum bar continuous heating furnace.
Background
The waste gas utilization part of the traditional aluminum bar heating furnace is only used at an inlet of the heating furnace, the waste gas is easy to leave from the heating furnace, the waste gas can only be preheated by the temperature in the furnace, and the waste gas of the waste heat can not be effectively utilized.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an energy-saving aluminum bar continuous heating furnace, which comprises a heating furnace, a preheating furnace, a power roller mechanism and a waste gas utilization device; the power roller mechanism is arranged at the bottom of a hearth of the preheating furnace; the waste gas utilization device comprises a preheating bottom pipe, a preheating top pipe, a preheating front pipe and a waste gas collecting pipe, wherein the waste gas collecting pipe is communicated with the heating furnace, the waste gas collecting pipe is respectively communicated with the preheating bottom pipe and the preheating top pipe, the preheating top pipe is communicated with the preheating front pipe, the preheating bottom pipe is positioned below the power roller mechanism, the preheating front pipe is arranged at a hearth inlet of the preheating furnace, and the preheating top pipe is positioned above the power roller mechanism.
According to some embodiments of the invention, the power roller mechanism comprises a roller table, a plurality of roller shafts, a lifting cylinder, a power chain and a power motor, wherein the plurality of roller shafts are movably arranged at the top of the roller table, chain wheels are arranged at the end parts of the plurality of roller shafts, the power chain is arranged below the chain wheels, the power chain is wound between a driving chain wheel and a driven chain wheel, the driving chain wheel and the driven chain wheel are rotatably arranged on a chain frame, the power motor is arranged on the driving chain wheel, and the lifting cylinder is arranged at the bottom of the chain frame.
According to some embodiments of the invention, the preheating bottom pipe is provided with a first fan, and the preheating top pipe is provided with a second fan.
According to some embodiments of the invention, the preheating front pipe is in an inverted U shape, and the inside of the preheating front pipe is provided with the gas injection ports.
According to some embodiments of the invention, the preheating furnace has a hearth with preheating bricks.
According to some embodiments of the invention, the preheating furnace is equipped with a temperature detector.
The energy-saving aluminum bar continuous heating furnace provided by the embodiment of the invention at least has the following beneficial effects:
in the furnace that the aluminium bar got into the preheater from pushing away excellent ware, preheat the aluminium bar through waste gas utilization device, the aluminium bar is through preheating the back, and in the aluminium bar sent into the heating furnace through power roller mechanism, heating to required temperature, the aluminium bar that has heated came out from the heating furnace gate for the aluminium bar temperature of heating furnace preheating part is than the aluminium bar temperature high efficiency of traditional heating furnace preheating part: after the tail gas is reused by the mechanism, the exhaust heat of the heating furnace is reduced to 80 ℃, and the energy consumption utilization rate is improved by 25%.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a combination of a heating furnace and a preheating furnace according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a preheating furnace according to an embodiment of the present invention;
FIG. 3 is a schematic view of a furnace mouth of a preheating furnace according to an embodiment of the present invention;
FIG. 4 is a schematic view of a powered roller mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic side view of an exhaust gas utilization device according to an embodiment of the present invention;
FIG. 6 is a perspective view of an exhaust gas utilization device according to an embodiment of the present invention;
FIG. 7 is a bottom view schematically illustrating an exhaust gas utilization device according to an embodiment of the present invention.
A power roller mechanism 100, a roller table 110, a roller shaft 120, a chain wheel 121, a lifting cylinder 130, a power chain 140, a driving chain wheel 141, a driven chain wheel 142, a power motor 150 and a chain frame 160; the system comprises a waste gas utilization device 200, a preheating bottom pipe 210, a first fan 211, a preheating top pipe 220, a second fan 221, a preheating front pipe 230, a gas nozzle 231 and a waste gas collecting pipe 240; preheating the brick 300; a temperature detector 400; a heating furnace 101; the furnace 102 is preheated.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Referring to fig. 1 to 3, 5 and 6, an energy-saving aluminum bar continuous heating furnace comprises a heating furnace 101, a preheating furnace 102, a power roller mechanism 100 and an exhaust gas utilization device 200; the power roller mechanism 100 is arranged at the bottom of a hearth of the preheating furnace 102; the waste gas utilization device 200 comprises a preheating bottom pipe 210, a preheating top pipe 220, a preheating front pipe 230 and a waste gas collecting pipe 240, wherein the waste gas collecting pipe 240 is communicated with the heating furnace 101, the waste gas collecting pipe 240 is respectively communicated with the preheating bottom pipe 210 and the preheating top pipe 220, the preheating top pipe 220 is communicated with the preheating front pipe 230, the preheating bottom pipe 210 is positioned below the power roller mechanism 100, the preheating front pipe 230 is arranged at the hearth inlet of the preheating furnace 102, and the preheating top pipe 220 is positioned above the power roller mechanism 100; in the aluminium bar got into the furnace of preheater 102 from the bar pusher, preheated the aluminium bar through exhaust gas utilization device 200, the aluminium bar is through preheating the back, and in the aluminium bar sent into heating furnace 101 through power roller mechanism 100, heated to required temperature, the aluminium bar that has heated came out from heating furnace 101 gate for the aluminium bar temperature of heating furnace 101 preheating part is than the aluminium bar temperature high efficiency of traditional heating furnace 101 preheating part: after the tail gas is reused by the mechanism, the exhaust heat of the heating furnace 101 is reduced to 80 ℃, and the energy consumption utilization rate is improved by 25%.
Referring to fig. 4, the power roller mechanism 100 includes a roller table 110, roller shafts 120, a lifting cylinder 130, a power chain 140, and a power motor 150, wherein the plurality of roller shafts 120 are movably mounted at the top of the roller table 110, chain wheels 121 are mounted at the ends of the plurality of roller shafts 120, the power chain 140 is disposed below the chain wheels 121, the power chain 140 is wound between a driving chain wheel 141 and a driven chain wheel 142, the driving chain wheel 141 and the driven chain wheel 142 are rotatably mounted on a chain frame 160, the power motor 150 is mounted on the driving chain wheel 141, and the lifting cylinder 130 is mounted at the bottom of the chain frame 160; when the aluminum bar is conveyed from the preheating furnace 102 to the heating furnace 101: the lifting cylinder 130 is lifted, so that the power chain 140 is meshed with the chain wheel 121, and the power motor 150 is started to drive the aluminum bar on the roller table 110; when the aluminum bar is pushed back to the heating furnace 101 after sawing, the lift cylinder 130 is contracted to separate the power chain 140 from the sprocket 121.
In order to improve the preheating effect, a first fan 211 is arranged on the preheating bottom pipe 210, a second fan 221 is arranged on the preheating top pipe 220, and hot waste gas is blown to the aluminum bar through the first fan 211 and the second fan 221.
Referring to fig. 7, the preheating front pipe 230 is in an inverted U shape, and gas nozzles 231 are arranged inside the preheating front pipe 230, and the exhaust gas is blown out from the gas nozzles 231; in order to keep the temperature in the hearth of the preheating furnace 102, preheating bricks 300 are arranged in the hearth of the preheating furnace 102; to detect the temperature in the furnace, a temperature detector 400 is installed in the preheating furnace 102.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (6)
1. An energy-saving aluminum bar continuous heating furnace comprises a heating furnace (101) and a preheating furnace (102); it is characterized by also comprising:
the power roller mechanism (100), the power roller mechanism (100) is arranged at the bottom of the hearth of the preheating furnace (102);
the waste gas utilization device (200) comprises a preheating bottom pipe (210), a preheating top pipe (220), a preheating front pipe (230) and a waste gas collecting pipe (240), wherein the waste gas collecting pipe (240) is communicated with the heating furnace (101), the waste gas collecting pipe (240) is respectively communicated with the preheating bottom pipe (210) and the preheating top pipe (220), the preheating top pipe (220) is communicated with the preheating front pipe (230), the preheating bottom pipe (210) is positioned below the power roller mechanism (100), the preheating front pipe (230) is arranged at a hearth inlet of the preheating furnace (102), and the preheating top pipe (220) is positioned above the power roller mechanism (100).
2. The energy-saving aluminum bar continuous heating furnace according to claim 1, wherein the power roller mechanism (100) comprises a roller table (110), roller shafts (120), a lifting cylinder (130), a power chain (140) and a power motor (150), the plurality of roller shafts (120) are movably mounted at the top of the roller table (110), a chain wheel (121) is mounted at the end part of each roller shaft (120), the power chain (140) is arranged below the chain wheel (121), the power chain (140) is wound between a driving chain wheel (141) and a driven chain wheel (142), the driving chain wheel (141) and the driven chain wheel (142) are rotatably mounted on a chain frame (160), the power motor (150) is mounted on the driving chain wheel (141), and the lifting cylinder (130) is mounted at the bottom of the chain frame (160).
3. The furnace according to claim 1, wherein the preheating bottom pipe (210) is provided with a first fan (211), and the preheating top pipe (220) is provided with a second fan (221).
4. The energy-saving aluminum bar continuous heating furnace according to claim 1, wherein the preheating front pipe (230) is in an inverted U shape, and the inside of the preheating front pipe (230) is arranged with gas injection ports (231).
5. An energy-saving aluminum rod continuous heating furnace according to claim 1, wherein the preheating furnace (102) has a hearth with preheating bricks (300) therein.
6. An energy-saving aluminum rod continuous heating furnace according to claim 1, wherein said preheating furnace (102) is provided with a temperature detecting instrument (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640107.4A CN112880391A (en) | 2020-12-31 | 2020-12-31 | Energy-saving aluminum bar continuous heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640107.4A CN112880391A (en) | 2020-12-31 | 2020-12-31 | Energy-saving aluminum bar continuous heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112880391A true CN112880391A (en) | 2021-06-01 |
Family
ID=76046650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011640107.4A Pending CN112880391A (en) | 2020-12-31 | 2020-12-31 | Energy-saving aluminum bar continuous heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112880391A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062922Y (en) * | 2007-07-18 | 2008-05-21 | 曾宪泉 | Preheating device of aluminum bar heating furnace |
| CN202047106U (en) * | 2011-01-26 | 2011-11-23 | 中色科技股份有限公司 | Energy-saving ingot casting preheating and heating furnace |
| CN105180652A (en) * | 2015-09-22 | 2015-12-23 | 江阴江顺铝型材成套设备制造有限公司 | Aluminum bar heating furnace |
| CN207958425U (en) * | 2018-03-26 | 2018-10-12 | 嘉兴欣远钢管科技有限公司 | Electric heating roller-bottom type semiclosed loop thermal cycle annealing device |
| CN208505036U (en) * | 2018-04-21 | 2019-02-15 | 滨州裕阳铝业有限公司 | A kind of aluminium bar preheating device for aluminum alloy doors and windows processing |
| CN209399744U (en) * | 2018-12-01 | 2019-09-17 | 台州市金美铝业股份有限公司 | A kind of energy conservation homogeneous furnace |
| 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 |
-
2020
- 2020-12-31 CN CN202011640107.4A patent/CN112880391A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062922Y (en) * | 2007-07-18 | 2008-05-21 | 曾宪泉 | Preheating device of aluminum bar heating furnace |
| CN202047106U (en) * | 2011-01-26 | 2011-11-23 | 中色科技股份有限公司 | Energy-saving ingot casting preheating and heating furnace |
| CN105180652A (en) * | 2015-09-22 | 2015-12-23 | 江阴江顺铝型材成套设备制造有限公司 | Aluminum bar heating furnace |
| CN207958425U (en) * | 2018-03-26 | 2018-10-12 | 嘉兴欣远钢管科技有限公司 | Electric heating roller-bottom type semiclosed loop thermal cycle annealing device |
| CN208505036U (en) * | 2018-04-21 | 2019-02-15 | 滨州裕阳铝业有限公司 | A kind of aluminium bar preheating device for aluminum alloy doors and windows processing |
| CN209399744U (en) * | 2018-12-01 | 2019-09-17 | 台州市金美铝业股份有限公司 | A kind of energy conservation homogeneous furnace |
| 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 |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210601 |
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| RJ01 | Rejection of invention patent application after publication |