CN203907601U - Kiln drying device of lime kiln - Google Patents
Kiln drying device of lime kiln Download PDFInfo
- Publication number
- CN203907601U CN203907601U CN201420226598.1U CN201420226598U CN203907601U CN 203907601 U CN203907601 U CN 203907601U CN 201420226598 U CN201420226598 U CN 201420226598U CN 203907601 U CN203907601 U CN 203907601U
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- China
- Prior art keywords
- combustion
- kiln
- supporting gas
- gas pipe
- oil
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- 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.)
- Expired - Lifetime
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- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 18
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 18
- 239000004571 lime Substances 0.000 title claims abstract description 18
- 238000001035 drying Methods 0.000 title abstract description 6
- 239000003208 petroleum Substances 0.000 claims description 21
- 238000004146 energy storage Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 10
- 239000000295 fuel oil Substances 0.000 abstract description 10
- 238000009825 accumulation Methods 0.000 abstract description 8
- 239000003921 oil Substances 0.000 abstract description 8
- 230000008033 biological extinction Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 21
- 239000000446 fuel Substances 0.000 description 7
- 239000011819 refractory material Substances 0.000 description 6
- 239000000567 combustion gas Substances 0.000 description 5
- 239000002283 diesel fuel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 210000000038 chest Anatomy 0.000 description 4
- 239000002817 coal dust Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model relates to a kiln drying device of a lime kiln. The kiln drying device of the lime kiln comprises a combustion-supporting gas pipe, an oil conveying pipe, an atomizing sprayer, a wind-proof cover and an energy accumulation device; the oil conveying pipe is arranged in the combustion-supporting gas pipe, and each of the oil conveying pipe and the combustion-supporting gas pipe is provided with a stop valve convenient for controlling the combustion-supporting gas inlet amount and fuel oil inlet amount; the combustion-supporting gas pipe is connected with an external air source to guarantee the complete combustion of fuel oil; the oil conveying pipe and the atomizing sprayer are connected in sequence, and the oil conveying pipe is connected with an external oil pump and a motor in sequence to stably convey the fuel oil to the atomizing sprayer; each of the combustion-supporting gas pipe and the oil conveying pipe is provided with a decompressing device to prevent over-high pressure in the pipes; the wind-proof cover and the energy accumulation device are arranged at the front end of the atomizing sprayer, the ignition can be performed under a low-kiln temperature environment, and the problem of frequent flame extinction is avoided; the kiln drying device of the lime kiln has advantages of simple structure, good wind resistance, stable combustion flame, fuel oil conservation, high one-time ignition success rate and the like.
Description
Technical field
The utility model relates to a kind of lime kilning kiln device, is specifically related to low temperature in a kind of limekiln and dries the baking kiln device in kiln stage.
Background technology
For limekiln newly-built or that medium-capital overhauling is complete, inside is built more refractory material by laying bricks or stones, before driving, the technological requirement that need to dry according to refractory material, kiln is slowly heated, moisture and other volatile materials of getting rid of gradually refractory material inside, to increase kiln inner structure intensity, extend the service life of kiln; For the baking kiln operation of kiln, drying kiln heating can not be too fast, if heating is too fast, refractory material very easily, because of damages such as crackle appear in high-temperature expansion and come off, affects the normal production run of kiln.
In lime kilning kiln process, both at home and abroad enterprise adopts the mode of burning diesel oil conventionally, for accumulating heat energy in limekiln, when kiln temperature reaches certain temperature, by lighting the coal dust of lance ejection in kiln, continues as limekiln and accumulates heat energy; The kiln stage is dried in limekiln accumulation of heat, and time and the temperature curve that should require in strict accordance with refractory material stoving process are controlled, and guarantees that in Initial Stage after Ignition (in 72 hours) limekiln, environment temperature is controlled between 120 ℃～150 ℃; And kiln device is dried in the igniting that existing foreign technology provides, before use, need to guarantee that in kiln, environment temperature is greater than 220 ℃, if lower than this temperature, diesel oil can not well be lighted at kiln thorax, or the fluctuation of flame is larger, very easily by combustion air, blown out, kiln temperature can not be stablized control, brings more inconvenience to the operation of baking kiln.
At present, the baking kiln ignition device structure that more domestic producers are used is complicated, drying kiln Initial Stage after Ignition, because initial temperature in kiln is lower, improper if baking kiln device is controlled, flame very easily extinguishes, consuming time long and increased fuel consumption, follow phenomenons such as occurring coking in kiln, over-emitting black exhaust, to environment, be unfavorable for normally carrying out of enterprise's production.
A kind of coal powder point firearm that Chinese patent 201220271664.8 provides, the combination body front end of this igniter is provided with the premixer of shunting body, deflector, only limits to adopt combustion gas to dry kiln as the accumulation of heat of ignited fuel coal dust; A kind of baking kiln ware that Chinese patent ZL 200820123612.X provides, use main combustion gas and companion's combustion gas air feed respectively, kiln is dried in the method accumulation of heat of simultaneously burning by master, companion's combustion flame, without combustion-supporting gas, supply with, along with fuel gas buring, in kiln thorax, combustion-supporting gas deficiency can cause burning insufficient or flame extinguishes often, reduce and dry kiln efficiency, and main combustion gas and companion's combustion gas are accumulated in kiln, bring danger to regnition operation, can not meet enterprise practical need of production.
Summary of the invention
For solving both at home and abroad in technical deficiency aspect lime kilning kiln device, the utility model provides a kind of lime kilning kiln device, uses fuel oil to dry kiln as fuel accumulation of heat, has solved the baking kiln operation under lower kiln temperature environment simultaneously, improve and dry kiln efficiency, reduce and dry kiln cost.
A kind of lime kilning kiln device described in the utility model, is connected to form by combustion-supporting gas pipe, petroleum pipeline, atomizer, hurricane globe and energy storage equipment; It is inner that described petroleum pipeline is placed in combustion-supporting gas pipe; Described petroleum pipeline one end arranges atomizer and extend in the cavity that hurricane globe forms.
The in the situation that described energy storage equipment can environment temperature being lower in kiln, lighting a fire and dry kiln operation.
Described energy storage equipment is shaped as solid geometry shape, specifically can be cylinder, cone, spheroid; Cylinder can be cylinder and prism; Cone can be cone and pyramid, and cost is lower, is easy to select.
Described combustion-supporting gas pipe and described petroleum pipeline arrange respectively stop valve, can, according to flame size, regulate at any time combustion-supporting gas and fuel delivery amount, smooth combustion flame.
Described combustion-supporting gas pipe and described petroleum pipeline arrange respectively decompressor, can adjust at any time overpressure, prevent that combustion-supporting gas pipe and petroleum pipeline internal pressure are excessive.
Advantage and the good effect that the utlity model has are: owing to adopting technique scheme, hurricane globe place arranges energy storage equipment, has solved lower kiln temperature environment down-firing difficulty, flame extinguishes often needs relight operation, waste fuel, dry the problem of kiln length consuming time; The utility model is simple in structure, and blowing-resistant performance is good, can realize heat-accumulation combustion flame stabilization, and fuel oil is sufficient combustion in kiln, improves and dries kiln efficiency, reduces and dries kiln cost, an ignition success rate advantages of higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1 combustion-supporting gas pipe, 2 petroleum pipelines, 3 atomizers, 4 hurricane globes, 5 energy storage equipments, 6 stop valves, 7 decompressors.
The specific embodiment
Embodiment 1
As shown in Figure 1, a kind of lime kilning of the utility model kiln device, is connected to form by combustion-supporting gas pipe 1, petroleum pipeline 2, atomizer 3, hurricane globe 4 and energy storage equipment 5; Petroleum pipeline 2 is placed in combustion-supporting gas pipe 1 inside, and is respectively arranged with stop valve 6, is convenient to control combustion-supporting gas and fuel oil inlet; Petroleum pipeline 2 one end arrange atomizer and extend in the cavity that hurricane globe 4 forms; Combustion-supporting gas pipe 1 arranges respectively decompressor 7 with petroleum pipeline 2, in order to adjust overpressure; Hurricane globe 4 places arrange energy storage equipment 5, even environment temperature is lower in kiln, also can realize smoothly igniting operation; Energy storage equipment 5 is shaped as solid geometry shape, specifically can be cylinder, cone, spheroid; Cylinder can be cylinder and prism; Cone can be cone and pyramid.
The using method of lime kilning kiln device is: combustion-supporting gas pipe 1 connects external source of the gas, petroleum pipeline 2 is connected with external oil pump, appropriateness is opened combustion-supporting gas pipe and petroleum pipeline stop valve 6, fuel oil is after atomizer 3 atomizations, manually light for the first time fuel oil after atomization, according to flame size, regulate stop valve 6 apertures on combustion-supporting gas pipe 1 and petroleum pipeline 2, control fuel oil and combustion-supporting gas conveying capacity; If combustion-supporting gas pipe or petroleum pipeline internal pressure are excessive, decompressor will be opened pressure release automatically, guarantee that combustion process is stable; After combustion flame is stable, to open limekiln thorax pulverized coal gun and spray into coal dust to kiln thorax, flame ignition coal dust dries kiln operation; When kiln bore temperature is increased to technological requirement temperature, close the stop valve 6 on combustion-supporting gas pipe 1 and petroleum pipeline 2, stop delivering fuel and combustion-supporting gas, take out and dry kiln device, middle low temperature dries kiln stage accumulation of heat baking kiln to be finished; Take that to produce 600 tons of limekilns daily be example, originally in limekiln, low temperature baking kiln stage baking kiln once needs 20～22 tons of diesel oil, adopt after this lime kilning kiln device, solved lower kiln temperature environment down-firing difficulty, flame extinguishes the fuel consumption that needs relight operation to bring often, now only need 11～12 tons of diesel oil, save 9～10 tons of diesel oil, reduced igniting and dried kiln cost, this covering device blowing-resistant performance is good, combustion flame is stable, dries kiln temperature degree and realizes stable control; In addition, environment temperature is minimum can be controlled in 94 ℃ in igniting in kiln, can meet well the technological requirement that refractory material is dried.
Above an example of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.
Claims (5)
1. a lime kilning kiln device, is connected to form by combustion-supporting gas pipe, petroleum pipeline, atomizer, hurricane globe and energy storage equipment; It is characterized in that: it is inner that described petroleum pipeline is placed in combustion-supporting gas pipe, petroleum pipeline one end arranges atomizer and extend in the cavity that hurricane globe forms.
2. lime kilning kiln device according to claim 1, is characterized in that: described hurricane globe place is provided with energy storage equipment.
3. lime kilning kiln device according to claim 1, is characterized in that: described energy storage equipment is shaped as solid geometry shape.
4. lime kilning kiln device according to claim 1, is characterized in that: described combustion-supporting gas pipe and described petroleum pipeline arrange respectively stop valve.
5. lime kilning kiln device according to claim 1, is characterized in that: described combustion-supporting gas pipe and described petroleum pipeline arrange respectively decompressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226598.1U CN203907601U (en) | 2014-05-06 | 2014-05-06 | Kiln drying device of lime kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226598.1U CN203907601U (en) | 2014-05-06 | 2014-05-06 | Kiln drying device of lime kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907601U true CN203907601U (en) | 2014-10-29 |
Family
ID=51781876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420226598.1U Expired - Lifetime CN203907601U (en) | 2014-05-06 | 2014-05-06 | Kiln drying device of lime kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203907601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322879A (en) * | 2020-04-07 | 2020-06-23 | 柳州钢铁股份有限公司 | Method for quickly igniting and baking furnace in Maerz kiln |
-
2014
- 2014-05-06 CN CN201420226598.1U patent/CN203907601U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322879A (en) * | 2020-04-07 | 2020-06-23 | 柳州钢铁股份有限公司 | Method for quickly igniting and baking furnace in Maerz kiln |
| CN111322879B (en) * | 2020-04-07 | 2021-10-15 | 柳州钢铁股份有限公司 | Method for quickly igniting and baking furnace in Maerz kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |