CN208341719U - A kind of pure oxygen burning ladle baking facilities - Google Patents
A kind of pure oxygen burning ladle baking facilities Download PDFInfo
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- CN208341719U CN208341719U CN201820587677.3U CN201820587677U CN208341719U CN 208341719 U CN208341719 U CN 208341719U CN 201820587677 U CN201820587677 U CN 201820587677U CN 208341719 U CN208341719 U CN 208341719U
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- pure oxygen
- backpack cover
- oxygen
- combustor
- blast tube
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Abstract
The utility model discloses a kind of natural gas pure oxygen burning ladle baking facilities, including backpack cover and pure oxygen combustor, the backpack cover is completely covered ladle is suitable for reading, and the pure oxygen combustor is mounted on backpack cover center；Pure oxygen combustor includes blast tube, oxygen channel and igniter burner；Pure oxygen combustor is the cylinder of upper end closed lower end opening, is fixed on backpack cover center, and blast tube, oxygen channel and igniter burner are penetrated from pure oxygen combustor upper end, and blast tube, oxygen channel are opened on pure oxygen combustor lower end surface.The advantage is that reduces fuel consumption 40%~60%；Exhaust gas volumn is reduced to the 20%~30% of traditional combustion, and NOx discharge is greatly reduced；Using the high-intensitive flow-disturbing of flame, flame can directly reach ladle bottom, improve heat transfer efficiency；The backpack cover structure of fibre structure reduces backpack cover caloric receptivity and the external heat dissipation capacity of backpack cover, reduces burning consumption；Burner configuration igniter, automatic ignition and flame monitoring, it is ensured that the safety and reliability used.
Description
Technical field
The utility model relates to field of metallurgy more particularly to a kind of ladle baking facilities of steel plant's continuous casting workshop, specifically
For a kind of pure oxygen burning ladle baking facilities.
Background technique
Initial stage in 2000, country was not stringent to environmental requirement, and it is dirty to be all made of heat in the factory of the attached producing coal gas such as no blast furnace
For producer gas as fuel, fuel cost is not high.With the development of China's industrial technology, country is more and more tighter to environmental requirement
Lattice phase out recycled hot skill, it is desirable that use clean energy resource natural gas, gas cost is very high, energy-saving to become
The urgent task of each enterprise is had using pure oxygen burning and saves cost, cured effect raising ladle service life, discharge amount reduction
Etc. advantages.
But present ladle baking facility is primarily present following problems:
1, burner flame is generally shorter, and flame cannot impact ladle bottom, and to reach required temperature needs to dry for a long time
It is roasting；
2, ladle is hollow structure, and burner flame effective coverage is too small for ladle space, and flame cannot be effective
It is radiated ladle liner；
3, current backpack cover is castable moulding by casting, and castable caloric receptivity is big, and heat dissipation capacity is big, causes energy waste.
Utility model content
Purpose of utility model: for overcome the deficiencies in the prior art, the purpose of this utility model is to provide pure oxygen burnings
The target that energy consumption is greatly reduced in ladle baking may be implemented in ladle baking facilities.
Technical solution: to reach above-mentioned purpose of utility model, the technical solution adopted is as follows:
A kind of pure oxygen burning ladle baking facilities, including backpack cover and pure oxygen combustor, the backpack cover are suitable for reading completely by ladle
Covering, the pure oxygen combustor are mounted on backpack cover center；The pure oxygen combustor includes blast tube, and oxygen channel and point are burnt
Mouth；Pure oxygen combustor is the cylinder of upper end closed lower end opening, is fixed on backpack cover center, blast tube, oxygen channel and point
It burns mouth to penetrate from pure oxygen combustor upper end, blast tube, oxygen channel are opened on pure oxygen combustor lower end surface.Pass through purity oxygen
Stream is sufficiently mixed burning with combustion gas, and combustion flame overstriking is lengthened, and go directly ladle bottom and side enhance heating effect；Ladle
Interior pure oxygen burning, exhaust gas volumn greatly reduce.
Further the blast tube and oxygen channel are cannula structure, vertically into pure oxygen combustor center, combustion gas
Channel is located at oxygen channel center.Flow-disturbing can be formed under the high-speed jet of pure oxygen gas flow, flame direction is stablized, and burning is filled
Point.
Further the oxygen channel is entering pure oxygen combustor rear end face closure, draws 4 ~ 8 oxygen branch by tube wall
Pipe, oxygen manifold is parallel with blast tube, and is distributed in around blast tube.Enhance flow-disturbing degree, keeps flame thicker, longer.
Flow control valve further is installed on the blast tube, oxygen channel.Adjust oxygen and combustion gas
Flow velocity controls flow-disturbing degree.
Further in the oblique insertion pure oxygen combustor of the igniter burner, electronic lighter is equipped in igniter burner.From
Dynamic igniting, it is ensured that the safety used.
Flame monitor is further equipped in the igniter burner.Since ladle is closed, setting flame monitor can
It detects whether there is or not flame generation, increases the reliability of equipment.
Further the backpack cover is flip structure, and backpack cover is connect with ladle by bearing, outside the clamshell backpack cover
Surface is connected with driving mechanism.The ladle baking facilities of flip structure can reduce the power of driving mechanism, energy-efficient.
Further the backpack cover is steel liner structure, and upside steel plate, downside are ceramic fibre material, ceramic fibre material
With a thickness of 30 ~ 40 times of steel plate thickness.Ceramic fibre material caloric receptivity is few, so that backpack cover heat dissipation capacity is few, prevents ladle baking from filling
Heat loss during ladle baking is set, the energy has been saved, reduces operating cost
The utility model has the advantages that compared with the prior art, the advantages of the utility model are:
The pure oxygen burning ladle baking facilities of the utility model utilize the characteristics of pure oxygen burning, reduce fuel consumption, reduce
The cost of ladle baking；The characteristics of using pure oxygen burning, exhaust gas volumn greatly reduces, and is of great importance to environmental protection；Flame can be directly
Ladle bottom is reached, heat transfer efficiency is improved, equally also reduces fuel consumption；The backpack cover of lined ceramics fiber can reduce packet
Lid caloric receptivity, reduces the external heat dissipation capacity of backpack cover, has saved the energy.
Detailed description of the invention
Fig. 1 novel energy-conserving ladle baking facilities the schematic diagram of the section structure；
Fig. 2 pure oxygen combustor partial enlarged view；
Wherein 1. backpack cover, 2. pure oxygen combustors, 21. blast tubes, 22. oxygen channels, 23. igniter burners, 24. fire
Flame monitor, 25. oxygen manifolds.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, embodiment is with the utility model skill
Implemented under premised on art scheme, it should be understood that these embodiments are merely to illustrate the utility model rather than limitation is originally practical
Novel range.
Embodiment 1
A kind of pure oxygen burning ladle baking facilities, including backpack cover 1 and pure oxygen combustor 2, the backpack cover 1 are suitable for reading complete by ladle
All standing, the pure oxygen combustor 2 are mounted on 1 center of backpack cover；The pure oxygen combustor 2 includes blast tube 21, oxygen channel
22 and igniter burner 23；Pure oxygen combustor 2 is the cylinder of upper end closed lower end opening, is fixed on 1 center of backpack cover, blast tube
21, oxygen channel 22 and igniter burner 23 are penetrated from 2 upper end of pure oxygen combustor, and blast tube 21, oxygen channel 22 are opened on pure
2 lower end surface of oxygen burner.Flow control valve is installed on blast tube 21, oxygen channel 22.Igniter burner 23 is oblique to be inserted
Enter in pure oxygen combustor 2, electronic lighter and flame monitor 24 are equipped in igniter burner 23.The backpack cover 1 is steel liner structure,
Upside steel plate, downside are ceramic fibre material, 30 times with a thickness of steel plate thickness of ceramic fibre material.Backpack cover 1 is clamshell
Structure, backpack cover 1 are connect with ladle by bearing, and 1 outer surface of clamshell backpack cover is connected with driving mechanism.
In conclusion the characteristics of pure oxygen burning ladle baking facilities pure oxygen burning of the utility model, can reduce fuel
Consumption about 40%；The characteristics of using pure oxygen burning, exhaust gas volumn are reduced to the 30% of traditional combustion, NOx discharge decline 90%；It utilizes
The high-intensitive flow-disturbing of flame, flame can directly reach ladle bottom, improve heat transfer efficiency；1 knot of backpack cover of ceramic fibre structure
Structure effectively reduces the caloric receptivity of backpack cover 1 and the external heat dissipation capacity of backpack cover 1, reduces burning consumption；Burner configuration igniter, automatic point
Fire and flame monitoring, it is ensured that the safety and reliability used.
Embodiment 2
As shown in Figure 1, 2, substantially the same manner as Example 1, except that blast tube 21 and oxygen channel 22 are casing
Structure, vertically into 2 center of pure oxygen combustor, blast tube 21 is located at 22 center of oxygen channel, and oxygen channel 22 is pure in entrance
2 rear end face closure of oxygen burner draws 4 oxygen manifolds 25 by tube wall, and oxygen manifold 25 is parallel with blast tube 21, and uniformly distributed
Around blast tube 21.40 times with a thickness of steel plate thickness of ceramic fibre material.
Reduce fuel consumption about 50%；Exhaust gas volumn is reduced to the 25% of traditional combustion, NOx discharge decline 90%.
Embodiment 3
It is substantially the same manner as Example 2, except that oxygen channel 22 is entering 2 rear end face closure of pure oxygen combustor, by
Tube wall draws 8 oxygen manifolds 25, and oxygen manifold 25 is parallel with blast tube 21, and is distributed in around blast tube 21.
Reduce fuel consumption about 55%；Exhaust gas volumn is reduced to the 25% of traditional combustion, NOx discharge decline 90%.
Embodiment 4
It is substantially the same manner as Example 2, except that oxygen channel 22 is entering 2 rear end face closure of pure oxygen combustor, by
Tube wall draws 6 oxygen manifolds 25, and oxygen manifold 25 is parallel with blast tube 21, and is distributed in around blast tube 21.It reduces
Fuel consumption about 60%；Exhaust gas volumn is reduced to the 20% of traditional combustion, NOx discharge decline 90%.
The utility model is illustrated according to above-described embodiment, it should be understood that above-described embodiment does not limit in any form
Determine the utility model, it is all to use equivalent substitution or equivalent transformation mode technical solution obtained, all fall within the utility model
Within protection scope.
Claims (8)
1. a kind of pure oxygen burning ladle baking facilities, it is characterised in that: including backpack cover and pure oxygen combustor, the backpack cover is by ladle
Suitable for reading to be completely covered, the pure oxygen combustor is mounted on backpack cover center；The pure oxygen combustor includes blast tube, oxygen channel
And igniter burner；Pure oxygen combustor is the cylinder of upper end closed lower end opening, is fixed on backpack cover center, blast tube, oxygen
Channel and igniter burner are penetrated from pure oxygen combustor upper end, and blast tube, oxygen channel are opened on pure oxygen combustor lower end surface.
2. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: the blast tube and oxygen
Gas channel is cannula structure, and vertically into pure oxygen combustor center, blast tube is located at oxygen channel center.
3. a kind of pure oxygen burning ladle baking facilities according to claim 2, it is characterised in that: the oxygen channel into
Enter pure oxygen combustor rear end face closure, 4 ~ 8 oxygen manifolds are drawn by tube wall, oxygen manifold is parallel with blast tube, and uniformly distributed
Around blast tube.
4. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: the blast tube,
Flow control valve is installed on oxygen channel.
5. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: the igniter burner is oblique
It is inserted into pure oxygen combustor, electronic lighter is equipped in igniter burner.
6. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: set in the igniter burner
There is flame monitor.
7. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: the backpack cover is clamshell
Structure, backpack cover are connect with ladle by bearing, and clamshell backpack cover outer surface is connected with driving mechanism.
8. a kind of pure oxygen burning ladle baking facilities according to claim 1, it is characterised in that: the backpack cover is steel lining knot
Structure, upside steel plate, downside are ceramic fibre material, 30 ~ 40 times with a thickness of steel plate thickness of ceramic fibre material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587677.3U CN208341719U (en) | 2018-04-24 | 2018-04-24 | A kind of pure oxygen burning ladle baking facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587677.3U CN208341719U (en) | 2018-04-24 | 2018-04-24 | A kind of pure oxygen burning ladle baking facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208341719U true CN208341719U (en) | 2019-01-08 |
Family
ID=64887028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820587677.3U Active CN208341719U (en) | 2018-04-24 | 2018-04-24 | A kind of pure oxygen burning ladle baking facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208341719U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477915A (en) * | 2021-06-30 | 2021-10-08 | 沈阳工业大学 | Energy-saving temperature raising device for baking steel ladle |
| CN114951623A (en) * | 2022-06-28 | 2022-08-30 | 东北大学 | Pure oxygen combustion-supporting premixing ladle baking device and method |
| CN114985716A (en) * | 2022-06-28 | 2022-09-02 | 东北大学 | Pure oxygen combustion type ladle baking device and method for recycling flue gas waste heat |
-
2018
- 2018-04-24 CN CN201820587677.3U patent/CN208341719U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477915A (en) * | 2021-06-30 | 2021-10-08 | 沈阳工业大学 | Energy-saving temperature raising device for baking steel ladle |
| CN114951623A (en) * | 2022-06-28 | 2022-08-30 | 东北大学 | Pure oxygen combustion-supporting premixing ladle baking device and method |
| CN114985716A (en) * | 2022-06-28 | 2022-09-02 | 东北大学 | Pure oxygen combustion type ladle baking device and method for recycling flue gas waste heat |
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