CN113604618A - Intelligent equipment for promoting rapid temperature rise of blast furnace hearth - Google Patents
Intelligent equipment for promoting rapid temperature rise of blast furnace hearth Download PDFInfo
- Publication number
- CN113604618A CN113604618A CN202110892177.7A CN202110892177A CN113604618A CN 113604618 A CN113604618 A CN 113604618A CN 202110892177 A CN202110892177 A CN 202110892177A CN 113604618 A CN113604618 A CN 113604618A
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- bottom plate
- oxygen
- furnace hearth
- blast furnace
- promoting
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
Abstract
The invention relates to intelligent equipment, in particular to intelligent equipment for promoting a blast furnace hearth to be rapidly heated. The intelligent equipment is mainly used for rapidly heating the smelting furnace without manual operation and matching with rapid combustion of ores to promote rapid heating of a blast furnace hearth. An intelligent device for promoting the rapid temperature rise of a blast furnace hearth comprises: bottom plate, starting switch, first electric putter, second electric putter, first travel switch, second travel switch, generate heat board and crucible, bottom plate top middle side is equipped with starting switch, and bottom plate top one side is equipped with first electric putter, and bottom plate top opposite side is equipped with second electric putter, and bottom plate top symmetry is equipped with the guide rail, and the equal slidingtype is equipped with the board that generates heat on the guide rail, is equipped with first travel switch on the guide rail of one side. After the heating plate is contacted with the hearth, the heating plate is driven by the second travel switch to operate to heat the hearth, so that the inner wall of the hearth is rapidly heated, and the basic function is realized.
Description
Technical Field
The invention relates to intelligent equipment, in particular to intelligent equipment for promoting a blast furnace hearth to be rapidly heated.
Background
The existing cupola furnace and smelting furnace are traditional modes that the furnace body takes a charging opening as a reference effective height, some hot blast furnace liners are arranged below the charging opening, some combustion chambers are arranged above the charging opening, and various heat exchangers are arranged in the chambers.
Directly rely on manual operation kindling material to ignite the ore, speed is too slow, and fuel consumption is big, and is with high costs, consequently need design one kind and need not manual operation, carries out rapid heating up to the smelting furnace, cooperates the intelligent equipment of the promotion blast furnace crucible rapid heating up of the quick burning of ore.
Disclosure of Invention
In order to overcome the defects of over-slow speed, large fuel consumption and high cost caused by directly depending on manually operated priming substances to ignite ores, the invention has the technical problems that: the utility model provides a need not manual operation, carries out rapid heating up to the smelting furnace, cooperates the intelligent equipment of the quick intensification of promotion blast furnace crucible of the quick burning of ore.
The utility model provides a make blast furnace crucible rapid heating up's smart machine, comprising a base plate, starting switch, first electric putter, second electric putter, first travel switch, second travel switch, generate heat the board, the furnace hearth, gas transmission mechanism and oxygen transmission mechanism, the bottom plate top medial side is equipped with starting switch, bottom plate top one side is equipped with first electric putter, bottom plate top opposite side is equipped with second electric putter, bottom plate top symmetry is equipped with the guide rail, equal slidingtype is equipped with the board that generates heat on the guide rail, be equipped with first travel switch on the guide rail of one side, the bottom plate top medial side is equipped with the furnace hearth, the furnace hearth both sides all are equipped with second travel switch, bottom plate top one side is equipped with gas transmission mechanism, be connected with the oxygen transmission mechanism who intensifies with the oxygen suction with higher speed between gas transmission mechanism and the bottom plate.
Optionally, the gas transmission mechanism comprises a first mounting plate, a gas transmission pipeline, a gas pump and a one-way valve, the first mounting plate is arranged on one side of the top of the bottom plate, the gas transmission pipeline is arranged on the top of the first mounting plate, the gas pump is arranged on the gas transmission pipeline, and the one-way valve which drives oxygen to flow in only but not flow out is arranged in the middle of the gas transmission pipeline.
Optionally, oxygen transmission device is including the second mounting panel, place support, oxygen jar and oxygen therapy pipeline, and the bottom plate top is equipped with the second mounting panel, and second mounting panel top symmetry is equipped with places the support, places support one side and all is equipped with the oxygen jar, and oxygen jar bottom all with be connected with the oxygen therapy pipeline between the gas pipeline.
Optionally, still including gas leakage warning mechanism, gas leakage warning mechanism is including third mounting panel, connecting rod and suggestion bell, and second mounting panel top both sides all are equipped with the third mounting panel, and third mounting panel top all is connected with the connecting rod, and the connecting rod tip all is connected with the suggestion bell that the suggestion oxygen cylinder exists the small opening.
Optionally, still including the antiseized even mechanism of condensation iron, the antiseized even mechanism of condensation iron is equipped with the installing support including installing support, the post of strikeing, hand lever and first reset spring on one side of the bottom plate top, and installing support upper portion slidingtype is equipped with the post of strikeing, strikes post one side and is equipped with the hand lever, strikes and is connected with first reset spring between post and the installing support.
Optionally, the iron melt collecting mechanism comprises a collecting box, an iron melt outflow pipeline, a mounting seat, a third electric push rod, a blocking column and a first distance sensor, the collecting box is arranged on one side of the top of the bottom plate, the iron melt outflow pipeline is connected to one side of the collecting box, the mounting seat is arranged on the top of the collecting box, the third electric push rod is arranged on one side of the mounting seat, the blocking column is arranged on the bottom of the third electric push rod, and the first distance sensor is arranged on one side of the mounting seat.
Optionally, the fan assembly further comprises a ventilation mechanism, the ventilation mechanism comprises a mounting base, an isolation cover, a hot air pipeline and a fan assembly, the mounting base is arranged on one side of the top of the bottom plate, the isolation cover is arranged on the top of the mounting base, the fan assembly is arranged in the isolation cover in a rotating mode, and the hot air pipeline is connected to one side of the isolation cover.
Optionally, the intelligent control system further comprises a control box, the control box is arranged on the left front side of the top of the bottom plate, a switching power supply, a power supply module and a control module are installed in the control box, the switching power supply supplies power to the whole equipment, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the starting switch, the first travel switch, the second travel switch and the first distance sensor are electrically connected with the control module, and the first electric push rod, the second electric push rod, the air pump, the third electric push rod, the heating plate and the fan set are connected with the control module through peripheral circuits.
Compared with the prior art, the invention has the following advantages: 1. after the heating plate is contacted with the hearth, the heating plate is driven to operate through a second travel switch to heat the hearth, so that the inner wall of the hearth is quickly heated, and the basic function is realized;
2. meanwhile, the second travel switch drives the air pump to operate to input oxygen into the hearth, and combustion-supporting substances are put into the hearth to be matched with the ignition of the ore;
3. if oxygen leaks from the oxygen tank, the prompting bell is stressed to shake, and a bell is given to warn the staff;
4. the heating plate moves outwards to drive the blocking column to move upwards through the first distance sensor, and molten iron can flow out leftwards through the molten iron outflow pipeline and is collected in a matched mode.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is a schematic perspective view of the gas delivery mechanism of the present invention.
Fig. 5 is a schematic perspective view of the oxygen transport mechanism of the present invention.
Fig. 6 is a schematic perspective view of a first air leakage reminding mechanism according to the present invention.
Fig. 7 is a schematic perspective view of a second air leakage reminding mechanism according to the present invention.
Fig. 8 is a schematic perspective view of the condensed iron anti-adhesion mechanism of the present invention.
Fig. 9 is a schematic perspective view of a first molten iron collecting mechanism according to the present invention.
Fig. 10 is a schematic perspective view of a second molten iron collecting mechanism according to the present invention.
Fig. 11 is a schematic sectional view showing a molten iron collecting mechanism according to the present invention.
Fig. 12 is a schematic perspective view of a first ventilation mechanism according to the present invention.
Fig. 13 is a schematic perspective view of a second ventilation mechanism according to the present invention.
Fig. 14 is a schematic sectional view of the ventilation mechanism of the present invention.
Fig. 15 is an enlarged view of portion a of the present invention.
Fig. 16 is a circuit block diagram of the present invention.
Fig. 17 is a schematic circuit diagram of the present invention.
Reference numbers in the drawings: 1: bottom plate, 2: control box, 3: start switch, 4: first electric putter, 5: second electric putter, 6: first stroke switch, 7: second stroke switch, 8: heating panel, 9: hearth, 10: gas transmission mechanism, 101: first mounting plate, 102: gas transmission pipeline, 103: air pump, 104: check valve, 11: oxygen transmission mechanism, 111: second mounting plate, 112: placing a bracket, 113: oxygen tank, 114: oxygen delivery line, 12: mechanism is reminded to gas leakage, 121: third mounting plate, 122: connecting rod, 123: prompt bell, 13: anti-adhesion mechanism of condensed iron, 131: mounting bracket, 132: knocking column, 133: hand lever, 134: first return spring, 14: molten iron collecting mechanism, 141: a collection tank, 142: molten iron outflow pipe, 143: mount, 144: third electric putter, 145: plugging column, 146: first distance sensor, 15: ventilation mechanism, 151: mounting base, 152: cage, 153: hot air duct, 154: a fan set.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
An intelligent device for promoting the rapid temperature rise of a blast furnace hearth is disclosed, as shown in figures 1 to 5, and comprises a bottom plate 1, a starting switch 3, a first electric push rod 4, a second electric push rod 5, a first travel switch 6, a second travel switch 7, a heating plate 8, a hearth 9, a gas transmission mechanism 10 and an oxygen transmission mechanism 11, wherein the middle side of the top of the bottom plate 1 is provided with the starting switch 3, the right front side of the top of the bottom plate 1 is provided with the first electric push rod 4, the left front side of the top of the bottom plate 1 is provided with the second electric push rod 5, the top of the bottom plate 1 is bilaterally symmetrically provided with guide rails on which the heating plate 8 is arranged in a sliding manner, the outer side of the left heating plate 8 is connected with the second electric push rod 5, the outer side of the right heating plate 8 is connected with the first electric push rod 4, the outer side of the right guide rail is provided with the first travel switch 6, the middle side of the top of the bottom plate 1 is provided with the hearth 9, the left and right sides of the hearth 9 are provided with the second travel switches 7, the right side of the top of the bottom plate 1 is provided with a gas transmission mechanism 10, and an oxygen transmission mechanism 11 is connected between the right side of the gas transmission mechanism 10 and the bottom plate 1.
The gas transmission mechanism 10 comprises a first mounting plate 101, a gas transmission pipeline 102, a gas pump 103 and a one-way valve 104, the first mounting plate 101 is arranged on the right side of the top of the bottom plate 1, the gas transmission pipeline 102 is arranged on the top of the first mounting plate 101, the left side of the gas transmission pipeline 102 is connected with the furnace hearth 9, the gas pump 103 is arranged on the left portion of the gas transmission pipeline 102, and the one-way valve 104 is arranged in the middle of the gas transmission pipeline 102.
The working personnel can place the ore in the furnace hearth 9, the short press of the starting switch 3 drives the first electric push rod 4 and the second electric push rod 5 to operate, the first electric push rod 4 and the second electric push rod 5 drive the heating plate 8 to move inwards, when the heating plate 8 moves inwards to contact with the second travel switch 7, the second travel switch 7 sends a signal, the control module receives the signal and then controls the first electric push rod 4 and the second electric push rod 5 to stop operating, the heating plate 8 stops moving, the control module receives the signal and then controls the heating plate 8 to operate and heat the furnace hearth 9, meanwhile, the control module receives the signal and then controls the air pump 103 to operate, the air pump 103 operates and drives the oxygen in the oxygen tank 113 to enter the air transmission pipeline 102 through the oxygen transmission pipeline 114, and then enter the furnace hearth 9 through the air transmission pipeline 102, and when the heating is to a certain degree, the working personnel place the combustion-supporting materials into the furnace hearth 9, the ore of the oxygen combustion-supporting in with the furnace hearth 9 is lighted, press starting switch 3 afterwards for a long time and drive first electric putter 4 and the reverse function of second electric putter 5, and then drive 8 outside removal on heating plate, 8 outside removal to contact with first travel switch 6 on heating plate, first travel switch 6 signals, control module receives the signal and then controls first electric putter 4 and second electric putter 5 stop operation, control module receives signal control heating plate 8 and air pump 103 stop operation simultaneously, so alright realize rapid heating up's effect.
Example 2
On the basis of embodiment 1, as shown in fig. 1, fig. 2, fig. 3, fig. 6, fig. 7 and fig. 8, still including gas leakage reminding mechanism 12, gas leakage reminding mechanism 12 is including third mounting panel 121, connecting rod 122 and suggestion bell 123, and both sides all are equipped with third mounting panel 121 around second mounting panel 111 top, and third mounting panel 121 all is located and places support 112 left side, and third mounting panel 121 top all is connected with connecting rod 122, and the tip of connecting rod 122 all is connected with suggestion bell 123.
Still including the antiseized even mechanism 13 of condensation iron, the antiseized even mechanism 13 of condensation iron is equipped with installing support 131, strikes post 132, hand lever 133 and first reset spring 134 including installing support 131, bottom plate 1 top front side, and installing support 131 upper portion slidingtype is equipped with strikes post 132, strikes post 132 front side and is equipped with hand lever 133, strikes and is connected with first reset spring 134 between post 132 and the installing support 131 rear side.
There is the small opening on oxygen tank 113, when taking place gas leakage during the function, oxygen can be through the small opening blowout, suggestion bell 123 atress rocks, and then send the ringtone and play the warning effect to the staff, be not enough attached to hearth 9 inner wall for preventing that the hot metal from being heated, during the operation staff can promote hand lever 133 and move forward and drive and strike post 132 and move forward, first reset spring 134 is compressed, stop promoting hand lever 133 afterwards, first reset spring 134 resets and drives and strike post 132 and move backward with the contact of hearth 9 fast, and then vibrate the iron condensation in the hearth 9, prevent the adhesion.
Example 3
On the basis of embodiment 2, as shown in fig. 1, 2, 3, 9, 10, 11, 12, 13, 14, 15, 16 and 17, the present invention further includes a molten iron collecting mechanism 14, the molten iron collecting mechanism 14 includes a collecting box 141, a molten iron outflow pipe 142, a mounting seat 143, a third electric push rod 144, a blocking column 145 and a first distance sensor 146, the collecting box 141 is disposed on the left side of the top of the bottom plate 1, the molten iron outflow pipe 142 is connected to the right side of the collecting box 141, the right side of the molten iron outflow pipe 142 is connected to the furnace hearth 9, the mounting seat 143 is disposed on the top of the collecting box 141, the third electric push rod 144 is disposed on the right side of the mounting seat 143, the blocking column 145 is disposed on the bottom of the third electric push rod 144, the blocking column 145 is slidably connected to the molten iron outflow pipe 142, and the first distance sensor 146 is disposed on the right side of the mounting seat 143.
The furnace hearth structure is characterized by further comprising a ventilation mechanism 15, wherein the ventilation mechanism 15 comprises a mounting base 151, an isolation cover 152, a hot air pipeline 153 and a fan set 154, the mounting base 151 is arranged on the right rear side of the top of the bottom plate 1, the isolation cover 152 is arranged on the top of the mounting base 151, the fan set 154 is arranged in the isolation cover 152 in a rotating mode, the hot air pipeline 153 is connected to the front side of the isolation cover 152, and the left side of the hot air pipeline 153 is connected with the furnace hearth 9.
When the heating plate 8 moves to the inner side for a certain distance, the first distance sensor 146 sends a signal to control the third electric push rod 144 to operate for 2 seconds, so that the blocking column 145 moves upwards and does not block the molten iron outflow pipeline 142 any more, molten iron generated by combustion can flow out leftwards through the molten iron outflow pipeline 142, and a worker can collect the molten iron by using a tool; when the heating plate 8 moves inwards to be in contact with the second travel switch 7, the second travel switch 7 sends a signal, the control module receives the signal and then controls the fan set 154 to operate for 1 minute in delay, after the combustion-supporting material is put in, the fan set 154 operates and can blow and support combustion to the ore through the hot air pipeline 153, the temperature is raised in an acceleration mode, when the heating plate 8 moves outwards to be in contact with the first travel switch 6, the first travel switch 6 sends a signal, and the control module receives the signal and then controls the fan set 154 to close in delay.
The control box 2 is arranged on the left front side of the top of the bottom plate 1, a switching power supply, a power supply module and a control module are installed in the control box 2, the switching power supply supplies power to the whole equipment, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the starting switch 3, the first travel switch 6, the second travel switch 7 and the first distance sensor 146 are all electrically connected with the control module, and the first electric push rod 4, the second electric push rod 5, the air pump 103, the third electric push rod 144, the heating plate 8 and the fan set 154 are all connected with the control module through peripheral circuits.
The present application is described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (8)
1. An intelligent device for promoting the rapid temperature rise of a blast furnace hearth is characterized by comprising: a bottom plate (1), a starting switch (3), a first electric push rod (4), a second electric push rod (5), a first travel switch (6), a second travel switch (7), a heating plate (8), a furnace hearth (9), a gas transmission mechanism (10) and an oxygen transmission mechanism (11), bottom plate (1) top middle side is equipped with starting switch (3), bottom plate (1) top one side is equipped with first electric putter (4), bottom plate (1) top opposite side is equipped with second electric putter (5), bottom plate (1) top symmetry is equipped with the guide rail, equal slidingtype is equipped with heating plate (8) on the guide rail, be equipped with first travel switch (6) on the guide rail of one side, bottom plate (1) top middle side is equipped with furnace hearth (9), furnace hearth (9) both sides all are equipped with second travel switch (7), bottom plate (1) top one side is equipped with gas transmission mechanism (10), be connected with between gas transmission mechanism (10) and bottom plate (1) oxygen transmission mechanism (11) that heat up with higher speed with the oxygen suction.
2. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to the claim 1, wherein the gas transmission mechanism (10) comprises: the oxygen supply device comprises a first mounting plate (101), a gas transmission pipeline (102), an air pump (103) and a one-way valve (104), wherein the first mounting plate (101) is arranged on one side of the top of the bottom plate (1), the gas transmission pipeline (102) is arranged on the top of the first mounting plate (101), the air pump (103) is arranged on the gas transmission pipeline (102), and the one-way valve (104) which can drive oxygen to only flow in is arranged in the middle of the gas transmission pipeline (102).
3. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to the claim 2, wherein the oxygen transmission mechanism (11) comprises: second mounting panel (111), place support (112), oxygen jar (113) and oxygen therapy pipeline (114), bottom plate (1) top is equipped with second mounting panel (111), and second mounting panel (111) top symmetry is equipped with places support (112), places support (112) one side and all is equipped with oxygen jar (113), oxygen jar (113) bottom all with be connected with oxygen therapy pipeline (114) between gas transmission pipeline (102).
4. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to the claim 3, characterized in that the intelligent device further comprises an air leakage reminding mechanism (12), wherein the air leakage reminding mechanism (12) comprises: third mounting panel (121), connecting rod (122) and suggestion bell (123), second mounting panel (111) top both sides all are equipped with third mounting panel (121), and third mounting panel (121) top all is connected with connecting rod (122), and connecting rod (122) tip all is connected with suggestion bell (123) that suggestion oxygen cylinder (113) exist the small opening.
5. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to claim 4, characterized by further comprising a condensed iron anti-adhesion mechanism (13), wherein the condensed iron anti-adhesion mechanism (13) comprises: installing support (131), strike post (132), hand lever (133) and first reset spring (134), bottom plate (1) top one side is equipped with installing support (131), and installing support (131) upper portion slidingtype is equipped with strikes post (132), strikes post (132) one side and is equipped with hand lever (133), strikes and is connected with first reset spring (134) between post (132) and installing support (131).
6. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to claim 5, characterized by further comprising a molten iron collecting mechanism (14), wherein the molten iron collecting mechanism (14) comprises: collecting box (141), molten iron outflow pipe (142), mount pad (143), third electric putter (144), jam post (145) and first distance sensor (146), bottom plate (1) top one side is equipped with collecting box (141), collecting box (141) one side is connected with molten iron outflow pipe (142), collecting box (141) top is equipped with mount pad (143), mount pad (143) one side is equipped with third electric putter (144), third electric putter (144) bottom is equipped with jam post (145), mount pad (143) one side is equipped with first distance sensor (146).
7. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to claim 6, further comprising a ventilation mechanism (15), wherein the ventilation mechanism (15) comprises: the fan assembly comprises a mounting base (151), an isolating cover (152), a hot air pipeline (153) and a fan assembly (154), wherein the mounting base (151) is arranged on one side of the top of the base plate (1), the isolating cover (152) is arranged on the top of the mounting base (151), the fan assembly (154) is arranged in the isolating cover (152) in a rotating mode, and the hot air pipeline (153) is connected to one side of the isolating cover (152).
8. The intelligent device for promoting the rapid temperature rise of the blast furnace hearth according to claim 7, further comprising: the control box (2) is arranged on the left front side of the top of the bottom plate (1), a switching power supply, a power supply module and a control module are installed in the control box (2), the switching power supply supplies power to the whole equipment, the output end of the switching power supply is electrically connected with the power supply module, a power supply main switch is connected to the power supply module through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the starting switch (3), the first travel switch (6), the second travel switch (7) and the first distance sensor (146) are electrically connected with the control module, and the first electric push rod (4), the second electric push rod (5), the air pump (103), the third electric push rod (144), the heating plate (8) and the fan set (154) are connected with the control module through peripheral circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892177.7A CN113604618A (en) | 2021-08-04 | 2021-08-04 | Intelligent equipment for promoting rapid temperature rise of blast furnace hearth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892177.7A CN113604618A (en) | 2021-08-04 | 2021-08-04 | Intelligent equipment for promoting rapid temperature rise of blast furnace hearth |
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| CN113604618A true CN113604618A (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110892177.7A Withdrawn CN113604618A (en) | 2021-08-04 | 2021-08-04 | Intelligent equipment for promoting rapid temperature rise of blast furnace hearth |
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| CN (1) | CN113604618A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322565A (en) * | 2021-11-29 | 2022-04-12 | 武汉振雄信息科技有限公司 | Temperature control calcining device for manufacturing potential type ammonia sensor |
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2021
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| JPH1112614A (en) * | 1997-06-24 | 1999-01-19 | Eiichi Uratani | Device for cooling furnace bottom and blowing fixed moisture blasting in blast furnace |
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| CN104566950A (en) * | 2015-01-19 | 2015-04-29 | 姜国庆 | Automatic temperature control lower reverse combustion type coal-fired boiler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322565A (en) * | 2021-11-29 | 2022-04-12 | 武汉振雄信息科技有限公司 | Temperature control calcining device for manufacturing potential type ammonia sensor |
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Application publication date: 20211105 |