CN213396522U - High-efficiency energy-saving blast furnace gas chamber type heating furnace with double heat storage heating modes - Google Patents
High-efficiency energy-saving blast furnace gas chamber type heating furnace with double heat storage heating modes Download PDFInfo
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- CN213396522U CN213396522U CN202021368436.3U CN202021368436U CN213396522U CN 213396522 U CN213396522 U CN 213396522U CN 202021368436 U CN202021368436 U CN 202021368436U CN 213396522 U CN213396522 U CN 213396522U
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- heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 53
- 238000005338 heat storage Methods 0.000 title claims abstract description 35
- 238000009825 accumulation Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims description 8
- 230000001788 irregular Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 18
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- -1 electronics Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Abstract
The utility model discloses a blast furnace gas chamber type heating furnace with high efficiency, energy saving and double heat accumulation heating modes, which consists of three heat accumulation boxes, a channel, a three-way valve, ignition nozzles and heat accumulation boxes, wherein the three heat accumulation boxes are arranged at the lower ends of the three-way valve, the lower ends of the three heat accumulation boxes are all connected with the channel, the ignition nozzles are respectively connected under the heat accumulation boxes, and the heat accumulation boxes are arranged at one side below the ignition nozzles; according to the blast furnace gas chamber type heating furnace adopting the high-efficiency energy-saving double-heat-storage heating mode, the heat storage box bodies are respectively arranged on the furnace top and the furnace side wall, the side wall stores air heat, and the top stores blast furnace gas heat, so that air and blast furnace gas can enter the hearth to be mixed and heated under the condition of reaching an ideal temperature, the heating efficiency is improved, the energy consumption is reduced, and the heating process requirements are met.
Description
Technical Field
The utility model relates to a heating furnace field specifically is a blast furnace gas chamber formula heating furnace of two heat accumulation heating methods of energy-efficient.
Background
In the metallurgical industry, a furnace is a device (industrial furnace) that heats a material or workpiece (typically a metal) to a rolling-to-forging temperature.
The heating furnace is applied to various industrial fields such as petroleum, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building materials, electronics, materials, light industry, daily chemicals, pharmacy and the like
The heating furnace includes a continuous heating furnace, a chamber heating furnace and the like. The heating furnace for heat treatment of metals is also called a heat treatment furnace. A furnace that heats or homogenizes the temperature inside a steel ingot before initial rolling is called a soaking furnace. In a broad sense, the heating furnace also includes a soaking furnace and a heat treatment furnace.
In forging and rolling production, the billet is typically heated in an oxidizing atmosphere of a complete combustion flame. The metal is directly heated by adopting incomplete combustion reducing flame (namely self-protection atmosphere), so that the aim of no oxidation or little oxidation can be fulfilled. This heating method is called open flame or open flame type non-oxidation heating, and is successfully applied to rotary hearth furnaces and chamber furnaces;
in the past, a single heat storage heating mode of only an air heat storage mode is adopted, blast furnace gas directly enters a hearth in a cold gas state, the heating efficiency is low, the energy consumption is high, and the temperature rise speed is difficult to meet the heating process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a blast furnace gas room formula heating furnace of two heat accumulation heating methods of energy-efficient, this blast furnace gas room formula heating furnace comprises heat accumulation case, passageway, three-way valve, ignition nozzle and heat accumulation box, the quantity of heat accumulation case has threely, and the heat accumulation case is installed in the lower extreme of three-way valve, and is three the lower extreme of heat accumulation case all is connected with the passageway, and is connected with the ignition nozzle respectively under the heat accumulation case, the heat accumulation box is installed to below one side of ignition nozzle, and blast furnace gas is through heat accumulation case and air heat accumulation box while to the furnace of uniform temperature at the entering heating furnace.
Preferably, the upper end part of the heat storage box is in a cone structure, and the lower end part of the heat storage box is in a cylinder structure.
Preferably, the furnace temperature of the heating furnace is above 80 ℃ without ignition.
Preferably, the number of ignition burners is two.
Preferably, the heating furnace has an irregular cylindrical structure.
Preferably, the blast furnace gas enters from a heat storage box at one side of the top of the furnace body through the three-way valve.
Compared with the prior art, the utility model discloses possess following beneficial effect: according to the blast furnace gas chamber type heating furnace adopting the high-efficiency energy-saving double-heat-storage heating mode, the heat storage box bodies are respectively arranged on the furnace top and the furnace side wall, the side wall stores air heat, and the top stores blast furnace gas heat, so that air and blast furnace gas can enter the hearth to be mixed and heated under the condition of reaching an ideal temperature, the heating efficiency is improved, the energy consumption is reduced, and the heating process requirements are met.
Drawings
FIG. 1 is a schematic view of the overall structure of a blast furnace gas chamber type heating furnace of the high-efficiency energy-saving double regenerative heating mode of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
fig. 3 is a cross-sectional view taken along line B-B of fig. 2 in accordance with the present invention;
fig. 4 is a cross-sectional view taken at C-C of fig. 2 in accordance with the present invention;
in the figure: 1. a heat storage tank; 2. a channel; 3. a three-way valve; 4. igniting the burner; 5. a heat storage tank body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the blast furnace gas chamber type heating furnace with high efficiency, energy saving and double heat storage heating modes comprises heat storage tanks 1, channels 2, a three-way valve 3, ignition nozzles 4 and a heat storage tank body 5, wherein the number of the heat storage tanks 1 is three, the heat storage tanks 1 are arranged at the lower ends of the three-way valve 3, the lower ends of the three heat storage tanks 1 are all connected with the channels 2, the ignition nozzles 4 are respectively connected under the heat storage tanks 1, the heat storage tank body 5 is arranged at one side below the ignition nozzles 4, and blast furnace gas passes through the heat storage tanks 1 and air passes through the heat storage tank body 5 to be stored at a certain temperature simultaneously and enters a hearth of the heating furnace.
The upper end part of the heat storage box 1 is of a cone structure, and the lower end part of the heat storage box is of a cylinder structure.
The hearth temperature of the heating furnace is above 850 ℃ without ignition.
The number of ignition burners 4 is two.
The heating furnace is in an irregular cylindrical structure.
The blast furnace gas enters from the heat storage box 1 at one side of the top of the furnace body through the three-way valve 3.
It should be noted that when the blast furnace gas chamber type heating furnace adopting the high-efficiency energy-saving double heat accumulation heating mode works, blast furnace gas enters from the heat accumulation box 1 on one side of the top of the furnace body through the three-way valve 3, passes through the channel 2 together with air entering from the heat accumulation box body 5 on the same side wall, synchronously accumulates heat, simultaneously enters the hearth, is mixed, is ignited by the ignition burner 4 and then burns, and the hearth does not need to be ignited when the temperature is above 850 ℃ and then automatically extinguishes;
at the same time, hot flue gas in the furnace respectively enters from the top heat storage box body and the side wall heat storage box body at the symmetrical parts of the other side, a large amount of heat in the flue gas is stored in the heat storage bodies in the heat storage box bodies, and the temperature of the flue gas can be reduced to below 150 ℃ and then the flue gas is naturally discharged.
The blast furnace gas passes through the heat storage box 1 and the heat storage box body 5 with the air, and simultaneously stores heat to a certain temperature and enters the hearth.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a blast furnace gas chamber formula heating furnace of energy-efficient two heat accumulation heating methods, this blast furnace gas chamber formula heating furnace comprises heat accumulation case (1), passageway (2), three-way valve (3), ignition nozzle (4) and heat accumulation box (5), its characterized in that: the quantity of heat accumulation case (1) has threely, and installs in the lower extreme of three-way valve (3), and is three heat accumulation case (1) the lower extreme of heat accumulation case (1) all is connected with passageway (2), and is connected with ignition nozzle (4) respectively under heat accumulation case (1), heat accumulation box (5) are installed to below one side of ignition nozzle (4), and blast furnace gas is through heat accumulation case (1) and air through heat accumulation box (5) heat accumulation to the furnace of uniform temperature entering heating furnace simultaneously.
2. The blast furnace gas chamber furnace of claim 1, wherein the furnace comprises: the upper end part of the heat storage box (1) is of a cone structure, and the lower end part of the heat storage box is of a cylinder structure.
3. The blast furnace gas chamber furnace of claim 1, wherein the furnace comprises: the hearth temperature of the heating furnace is above 850 ℃ without ignition.
4. The blast furnace gas chamber furnace of claim 1, wherein the furnace comprises: the number of the ignition burners (4) is two.
5. The blast furnace gas chamber furnace of claim 1, wherein the furnace comprises: the heating furnace is of an irregular cylinder structure.
6. The blast furnace gas chamber furnace of claim 1, wherein the furnace comprises: the blast furnace gas enters from the heat storage box (1) at one side of the top of the furnace body through the three-way valve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021368436.3U CN213396522U (en) | 2020-07-13 | 2020-07-13 | High-efficiency energy-saving blast furnace gas chamber type heating furnace with double heat storage heating modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021368436.3U CN213396522U (en) | 2020-07-13 | 2020-07-13 | High-efficiency energy-saving blast furnace gas chamber type heating furnace with double heat storage heating modes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213396522U true CN213396522U (en) | 2021-06-08 |
Family
ID=76201498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021368436.3U Expired - Fee Related CN213396522U (en) | 2020-07-13 | 2020-07-13 | High-efficiency energy-saving blast furnace gas chamber type heating furnace with double heat storage heating modes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213396522U (en) |
-
2020
- 2020-07-13 CN CN202021368436.3U patent/CN213396522U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |