CN110332805A - A kind of smelting furnace of automatic temperature-control - Google Patents
A kind of smelting furnace of automatic temperature-control Download PDFInfo
- Publication number
- CN110332805A CN110332805A CN201910646496.2A CN201910646496A CN110332805A CN 110332805 A CN110332805 A CN 110332805A CN 201910646496 A CN201910646496 A CN 201910646496A CN 110332805 A CN110332805 A CN 110332805A
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- China
- Prior art keywords
- smelting furnace
- temperature
- setting
- venthole
- automatic temperature
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Classifications
-
- 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
- F27B17/00—Furnaces of a kind not covered by any preceding group
-
- 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
- F27D19/00—Arrangements of controlling devices
-
- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0003—Monitoring the temperature or a characteristic of the charge and using it as a controlling value
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Iron (AREA)
Abstract
A kind of smelting furnace of automatic temperature-control, is related to a kind of smelting furnace.Furnace body is connected to setting with hot air pipe and fume pipe, the inside of furnace body is fixed with temperature sensor, the output end of temperature sensor and the input terminal of temperature control system are transmitted and are connected, and the output end of temperature control system and the input terminal of automatic flow valve are transmitted and connected, and automatic flow valve is arranged on hot air pipe；Fume pipe is equipped with dust collection mechanism and outlet side is connected to setting with the inlet end of CO separator, and the outlet side of CO separator is connected to setting with the inlet end of CO storage device.The present invention realizes the auto-control of temperature, avoids the waste of resource, avoids the leakage of CO, protects environment.
Description
Technical field
The present invention relates to a kind of smelting furnace, especially a kind of smelting furnace of automatic temperature-control.
Background technique
Smelting iron and steel is the general name of steel, iron metallurgical technology process.It is (carbon containing that industrial iron according to phosphorus content is divided into the pig iron
2% or more amount) and steel (phosphorus content is lower than 2%).The modern times ironmaking overwhelming majority uses blast furnace ironmaking, individual using direct-reduction refining
Iron processes and electrometal furnace process.The sponge iron and give up that the pig iron and direct reduction iron making that steel-making is mainly smelt with blast furnace are smelt
Steel is raw material, is smelt steel with different methods.Its basic process of production is that iron ore is smelt the pig iron in iron-smelting furnace, then with life
Iron is raw material, is differently smelt steel, then casts steel ingot or continuous casting billet.
Blast furnace ironmaking be using coke, iron-stone (natural richness lump ore and sinter and pellet) and flux (lime stone,
Dolomite) in vertical reactor --- the method for continuous production liquid pig iron in blast furnace.It is the important ring of modern steel production
Section.Modern blast furnace ironmaking is by the transformation of ancient times shaft furnace iron-refining process, grows up.Although countries in the world have researched and developed many refinings
Iron method, but since the method technique is relatively easy, yield is big, and labor productivity is high, and low energy consumption, therefore blast furnace ironmaking is still modern
The main method of ironmaking, yield account for 95% or more of world's pig iron total output.
China is the first in the world big steel country, and the energy consumption of steel industry accounts for 14% or so in the whole nation, and blast furnace ironmaking exists
70% or so is accounted in this steel plant's energy consumption, height consumption is a critical issue for sustainable development.When production, temperature is
The major criterion of smelting, and smelting furnace now cannot achieve it is temperature automatically controlled, therefore, when smelting temperature is not suitable for, certainly will will
Cause the waste of resource；It meanwhile now for the CO in blast furnace waste gas, is adsorbed by active carbon, such absorption side
Formula has two, first is that the waste of CO is caused, once second is that active carbon replacement not in time, will cause the leakage of CO, dirt
Contaminate environment.
Summary of the invention
To solve the problems in the background art, the present invention provides a kind of smelting furnace of automatic temperature-control.
Realize that above-mentioned purpose, the present invention take following technical proposals: a kind of smelting furnace of automatic temperature-control, including furnace body, heat
Air hose, temperature sensor, temperature control system, automatic flow valve, dust collection mechanism, CO separator, CO storage device and fume pipe,
The furnace body is connected to setting with hot air pipe and fume pipe, and the inside of the furnace body is fixed with temperature sensor, and the temperature passes
The output end of sensor and the input terminal of temperature control system are transmitted and are connected, the input of the output end and automatic flow valve of the temperature control system
End transmission connection, the automatic flow valve are arranged on hot air pipe；The fume pipe is equipped with dust collection mechanism and outlet side and CO
The inlet end of separator is connected to setting, and the outlet side of the CO separator is connected to setting with the inlet end of CO storage device.
Compared with prior art, the beneficial effects of the present invention are:
The present invention realizes the automatic supply of hot wind by setting temperature sensor, temperature control system and automatic flow valve,
Then the auto-control for realizing temperature avoids the waste of resource；It is provided with dust collection mechanism, CO separator and CO simultaneously
Storage device realizes the Collection utilization of CO, avoids the leakage of CO, protects environment.
Further, sealing device is equipped between fume pipe and the air inlet of liquid container, the CO gas after avoiding separation
Body is leaked out between the two, avoids pollution air.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the smelting furnace of automatic temperature-control of the invention；
Fig. 2 is the overall structure diagram of multiple Electrostatic Absorption boxes；
Fig. 3 is the overall structure diagram of CO separator.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, is clearly and completely retouched to the technical solution in the present invention
It states, it is clear that described embodiment is only a part of the embodiment of invention, instead of all the embodiments, based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Specific embodiment 1: as shown in FIG. 1 to 3, the invention discloses a kind of smelting furnaces of automatic temperature-control, including furnace
Body 1, hot air pipe 5, temperature sensor 2, temperature control system 3, automatic flow valve 4, dust collection mechanism 7, CO separator 8, CO storage dress
9 and fume pipe 6 are set, the furnace body 1 is connected to setting with hot air pipe 5 and fume pipe 6, and the inside of the furnace body 1 is fixed with temperature
Sensor 2 is spent, the output end of the temperature sensor 2 and the input terminal of temperature control system 3 are transmitted and connected, the temperature control system 3
The input terminal of output end and automatic flow valve 4, which transmits, to be connected, and the automatic flow valve 4 is arranged on hot air pipe 5；The fume pipe
6 equipped with dust collection mechanism 7 and outlet side is connected to setting, the outlet side of the CO separator 8 with the inlet end of CO separator 8
Setting is connected to the inlet end of CO storage device 9.
Specific embodiment 2: as shown in Fig. 2, present embodiment is made furtherly to specific embodiment one
Bright, the dust collection mechanism 7 includes vibrating motor and multiple (three) Electrostatic Absorption box 7-1, and the multiple (three) electrostatic is inhaled
Attached box 7-1 is arranged along the axial of fume pipe 6 close to grafting arranged side by side, and grafting setting is convenient for multiple Electrostatic Absorption box 7-1 to each other
It is separated, replacement when to use, one of Electrostatic Absorption box 7-1 is fixedly connected with the output shaft of vibrating motor, often
The inner cavity of a Electrostatic Absorption box 7-1 is multiple absorption chamber 7-3 by partition 7-2 points of multiple transverse and longitudinals intersection setting, preferably
Respectively, friction nanometer power generator is equipped in each absorption chamber 7-3 and filled with polytetrafluoroethylene (PTFE) bead, each electrostatic
The front side board and back side panel of adsorption box 7-1 runs through its plate thickness direction and passes through equipped with one 7-4 of venthole, each partition 7-2
It wears its plate thickness direction and is equipped with two 7-5 of venthole, two 7-5 of venthole on each partition 7-2 is non-with adjacent one 7-4 of venthole
Coaxial arrangement, increases the flow path of flue gas, keeps adsorption effect more preferable, each one 7-4 of venthole and two 7-5 of venthole
Inside it is equipped with filter screen, the fume pipe 6 and one 7- of venthole on the front side board or back side panel of corresponding Electrostatic Absorption box 7-1
4 connection settings.
Specific embodiment 3: present embodiment is the further explanation made to specific embodiment two, it is the multiple
Electrostatic Absorption box 7-1 is all made of insulating materials and is made, and the multiple partition 7-2 is all made of metal material and is made.
Specific embodiment 4: present embodiment is the further explanation made to specific embodiment two, it is each described
The diameter for adsorbing the polytetrafluoroethylene (PTFE) bead filled in chamber 7-3 is 1~4mm.
Specific embodiment 5: as shown in figure 3, present embodiment is made furtherly to specific embodiment one
It is bright, the CO separator 8 include liquid container 8-4 and clear limewash 8-5, the liquid container 8-4 be equipped with into
Liquid mouth 8-1, liquid outlet 8-2, air inlet and gas outlet, inlet 8-1, air inlet and gas outlet are arranged at liquid container
The lower end of liquid container 8-4 is arranged in the upper end of 8-4, liquid outlet 8-2, and the inlet 8-1 and liquid outlet 8-2 pass through respectively
Corresponding threaded cap 8-3 is blocked, and liquid container 8-4 is provided with clear limewash 8-5；The outlet side of the fume pipe 6
It is stretched to after the air inlet of liquid container 8-4 in clear limewash 8-5, the gas outlet of liquid container 8-4 passes through outlet
Pipe 9-1 is connected to setting with CO storage device 9.
Specific embodiment 6: present embodiment is the further explanation made to specific embodiment five, the liquid
The material of container 8-4 is transparent glass.Convenient for observing the situation of change of clear limewash 8-5, to replace at any time.
Specific embodiment 7: present embodiment is the further explanation made to specific embodiment five, the flue gas
Sealing device is equipped between pipe 6 and the air inlet of liquid container 8-4.CO gas after avoiding separation is leaked out between the two, dirty
Contaminate air.
Specific embodiment 8: present embodiment is the further explanation made to specific embodiment seven, the sealing
Device is rubber seal.Sealing effect is more preferable.
Specific embodiment 9: as shown in Figure 1, present embodiment is made furtherly to specific embodiment five
Bright, the escape pipe 9-1 is equipped with check-valves 10.Adverse current after avoiding CO gas sufficient
The operation principle of the present invention is that:
Iron ore, coke and lime stone are fallen out of furnace body 1 feed inlet 1-1 by charging belt or skip car
Enter, by the constantly input air of hot air pipe 5, for smelting, clinker is discharged out of slag notch 1-2 after smelting, and molten iron is from tapping
Discharge in mouth 1-3, then by torpedo ladle vehicle to converter or electric furnace, the flue gas of smelting is discharged from fume pipe 6, then leads to
Dust collection mechanism 7 is crossed, vibrating motor drives Electrostatic Absorption box 7-1 vibration, sets in multiple absorption chamber 7-3 of Electrostatic Absorption box 7-1
It is equipped with friction nanometer power generator and filled with polytetrafluoroethylene (PTFE) bead, friction nanometer power generator can (main source be by mechanical energy
The movement of vibrating motor drives the mechanical oscillation of Electrostatic Absorption box 6-1) it is converted into electric energy, generate the friction of polytetrafluoroethylene (PTFE) bead
Electrostatic field, and then Electrostatic Absorption is carried out to the dust particles in flue gas, then not no flue gas (what CO of predominantly CO of dust2
Mixture) enter in CO separator 8, by reacting with clear limewash 8-5, isolate pure CO, and enter
To CO storage device 9.
The reaction principle of smelting are as follows:
O2+ C=CO2
CO2+ C=2CO
3CO+Fe2O3=2Fe+3CO2
CO main application after collection has:
1, for sodium formate processed.
2, continue reducing iron oxides (preparing iron).
3, for doing gaseous fuel, such as water-gas.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in the form of others dress body.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that by all in the meaning and scope for the condition of equivalent for falling in claim
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of smelting furnace of automatic temperature-control, including furnace body (1), hot air pipe (5) and fume pipe (6), the furnace body (1) and heat
Air hose (5) is connected to setting with fume pipe (6)；It is characterized by: the smelting furnace further includes temperature sensor (2), temperature control system
System (3), automatic flow valve (4), dust collection mechanism (7), CO separator (8) and CO storage device (9), the furnace body (1)
Inside is fixed with temperature sensor (2), and the output end of the temperature sensor (2) and the input terminal of temperature control system (3) transmit and connect
It connects, the output end of the temperature control system (3) and the input terminal of automatic flow valve (4) are transmitted and connected, and the automatic flow valve (4) sets
It sets on hot air pipe (5)；The fume pipe (6) is equipped with the inlet end of dust collection mechanism (7) and outlet side and CO separator (8)
Connection setting, the outlet side of the CO separator (8) is connected to setting with the inlet end of CO storage device (9).
2. a kind of smelting furnace of automatic temperature-control according to claim 1, it is characterised in that: the dust collection mechanism (7) includes
Vibrating motor and multiple Electrostatic Absorption boxes (7-1), the multiple Electrostatic Absorption box (7-1) along fume pipe (6) it is axial close to
Grafting setting arranged side by side, one of Electrostatic Absorption box (7-1) are fixedly connected with the output shaft of vibrating motor, each Electrostatic Absorption box
The inner cavity of (7-1) is divided into multiple absorption chambers (7-3), each absorption by the partition (7-2) of multiple transverse and longitudinals intersection setting
It is equipped with friction nanometer power generator in chamber (7-3) and is filled with polytetrafluoroethylene (PTFE) bead, before each Electrostatic Absorption box (7-1)
Side plate and back side panel are equipped with venthole one (7-4), and each partition (7-2) is equipped with venthole two (7-5), each partition
Venthole two (7-5) on (7-2) with adjacent venthole one (7-4) non-coaxial setting, each one (7- of venthole
4) filter screen, the front side board of the fume pipe (6) and corresponding Electrostatic Absorption box (7-1) and in venthole two (7-5) are equipped with
Or the venthole one (7-4) on back side panel is connected to setting.
3. a kind of smelting furnace of automatic temperature-control according to claim 2, it is characterised in that: the multiple Electrostatic Absorption box
(7-1) is all made of insulating materials and is made, and the multiple partition (7-2) is all made of metal material and is made.
4. a kind of smelting furnace of automatic temperature-control according to claim 2, it is characterised in that: each absorption chamber (7-
3) diameter for the polytetrafluoroethylene (PTFE) bead filled in is 1~4mm.
5. a kind of smelting furnace of automatic temperature-control according to claim 1, it is characterised in that: CO separator (8) packet
Liquid container (8-4) and clear limewash (8-5) are included, the liquid container (8-4) is equipped with inlet (8-1), goes out liquid
Mouth (8-2), air inlet and gas outlet, the inlet (8-1) and liquid outlet (8-2) pass through corresponding threaded cap respectively
(8-3) is blocked, and liquid container (8-4) is provided with clear limewash (8-5)；The outlet side of the fume pipe (6) passes through
It is stretched to after the air inlet of liquid container (8-4) in clear limewash (8-5), the gas outlet of liquid container (8-4) is by going out
Tracheae (9-1) is connected to setting with CO storage device (9).
6. a kind of smelting furnace of automatic temperature-control according to claim 5, it is characterised in that: the liquid container (8-4)
Material is transparent glass.
7. a kind of smelting furnace of automatic temperature-control according to claim 5, it is characterised in that: the fume pipe (6) and liquid
Sealing device is equipped between the air inlet of container (8-4).
8. a kind of smelting furnace of automatic temperature-control according to claim 7, it is characterised in that: the sealing device is that rubber is close
Seal.
9. a kind of smelting furnace of automatic temperature-control according to claim 5, it is characterised in that: set on the escape pipe (9-1)
There are check-valves (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646496.2A CN110332805A (en) | 2019-07-17 | 2019-07-17 | A kind of smelting furnace of automatic temperature-control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646496.2A CN110332805A (en) | 2019-07-17 | 2019-07-17 | A kind of smelting furnace of automatic temperature-control |
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| Publication Number | Publication Date |
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| CN110332805A true CN110332805A (en) | 2019-10-15 |
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| CN201910646496.2A Pending CN110332805A (en) | 2019-07-17 | 2019-07-17 | A kind of smelting furnace of automatic temperature-control |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004520490A (en) * | 2001-04-27 | 2004-07-08 | ジュピター オキシジェン コーポレーション | Furnace and oxygen-supplying combustion system using the furnace, combustion method, aluminum recovery method, aluminum separation method, aluminum recovery furnace or waste incinerator, waste incineration method, and method of controlling the furnace |
| CN203336950U (en) * | 2013-05-10 | 2013-12-11 | 江阴市中科机电制造有限公司 | Cupola for rock wool production line |
| CN207975981U (en) * | 2018-03-23 | 2018-10-16 | 四川恒立智方自动化工程有限公司 | A kind of constant temperature smelting furnace |
| CN109357538A (en) * | 2018-11-01 | 2019-02-19 | 南京工程学院 | A kind of off-gas recovery utilizes furnace cupola |
| CN208553601U (en) * | 2018-07-30 | 2019-03-01 | 长春建筑学院 | A kind of building ventilation filter device |
-
2019
- 2019-07-17 CN CN201910646496.2A patent/CN110332805A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004520490A (en) * | 2001-04-27 | 2004-07-08 | ジュピター オキシジェン コーポレーション | Furnace and oxygen-supplying combustion system using the furnace, combustion method, aluminum recovery method, aluminum separation method, aluminum recovery furnace or waste incinerator, waste incineration method, and method of controlling the furnace |
| CN203336950U (en) * | 2013-05-10 | 2013-12-11 | 江阴市中科机电制造有限公司 | Cupola for rock wool production line |
| CN207975981U (en) * | 2018-03-23 | 2018-10-16 | 四川恒立智方自动化工程有限公司 | A kind of constant temperature smelting furnace |
| CN208553601U (en) * | 2018-07-30 | 2019-03-01 | 长春建筑学院 | A kind of building ventilation filter device |
| CN109357538A (en) * | 2018-11-01 | 2019-02-19 | 南京工程学院 | A kind of off-gas recovery utilizes furnace cupola |
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Application publication date: 20191015 |