CN205528457U - Burning furnace is forged to calcium oxide high efficiency - Google Patents
Burning furnace is forged to calcium oxide high efficiency Download PDFInfo
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- CN205528457U CN205528457U CN201620124088.2U CN201620124088U CN205528457U CN 205528457 U CN205528457 U CN 205528457U CN 201620124088 U CN201620124088 U CN 201620124088U CN 205528457 U CN205528457 U CN 205528457U
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- China
- Prior art keywords
- calcium oxide
- furnace
- heater
- chamber
- calcining furnace
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
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Abstract
The utility model discloses a burning furnace is forged to calcium oxide high efficiency, the induction cooker comprises a cooker bod, the internal face of furnace body is the inversion cone that upper and lower surface was the horizontal plane, and the bottom of cone is equipped with the filter screen, for the export of calcium oxide powder below the filter screen, be equipped with gas chamber between the internal face of furnace body and the outer wall, evenly set up combustion heads a plurality of and the gas chamber intercommunication on the furnace inner wall face, the mind -set furnace chamber inserts the (mixing) shaft in the furnace body top, the left side and the feedstock channel intercommunication at furnace body top, its right side and tail gas export intercommunication. The utility model relates to a burning furnace is forged to calcium oxide high efficiency, simple structure, the modern design, it has effectively improved the sufficiency that gets into the interior material burning of furnace body through the design of furnace inner wall face structure, burning chamber and combustion head, has improved the purity of calcium oxide, and has reduced the energy consumption.
Description
Technical field
This utility model relates to calcium oxide and produces apparatus field, particularly relates to a kind of efficient calcining furnace of calcium oxide.
Background technology
Calcium oxide is widely used in manufacturing carbide, soda, bleaching powder, refractory material, calcareous fertilisers, as desiccant and soil conditioner;As analytical reagent, the flux of manufacture fluorescent material;For process hides, purification of waste water;As construction material, metallurgical flux;It is hydrogen manufacturing calcium oxide and the primary raw material of various calcium compounds.
Traditional calcium oxide production method is mainly with limestone as raw material, and calcine technology uses shaft furnace, limestone and solid fuel is mixed or is layered in loading kiln and calcines, and the most remaining is calcium oxide product.The equipment volume that this production method needs is big, is also easy to introduce secondary impurities, and the calcium oxide purity ratio of production is relatively low, can not meet far away the demand of reality, and environmental pollution is the biggest.
People use Gypsum Fibrosum high-temperature calcination to produce calcium oxide in a large number in recent years.In order to make Gypsum Fibrosum fully burn, occur in that various calcining furnace on the market, the genus that wherein combustion efficiency is best uses oxygen and acetylene mixed injection burning (CN 103043697 B), but this combustion furnace still suffers from following defect: 1. part Gypsum Fibrosum unburned is directly from discharge port discharging;2. part Gypsum Fibrosum is directly entered tail gas recycle pond by substance nozzle after being sprayed;3, oxygen undertakes fuel and the effect of Gypsum Fibrosum injection power, and consumption is big.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of efficient calcining furnace of calcium oxide, structure adjusting can be carried out from combustion system, material hybrid mode and three angles of calcining furnace structural change, to carry out Gypsum Fibrosum all burning thoroughly, solve existing Gypsum Fibrosum burning and prepare the most thorough incomplete defect of burning that calcium oxide exists.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of efficient calcining furnace of calcium oxide, including body of heater, the internal face of described body of heater is the inverted conical body that upper and lower surface is horizontal plane, the bottom of described cone is provided with drainage screen, exports for calcium oxide powder body below described drainage screen;It is provided with combustion gas chamber between internal face and the outside wall surface of described body of heater, described inboard wall of furnace body face is uniformly arranged the combustion head that multiple and described combustion gas chamber connects;Described body of heater top center inserts shaft to furnace chamber, and the left side at described body of heater top connects with feeding-passage, connects with offgas outlet on the right side of it.
In one preferred embodiment of this utility model, the tapering of described cone is 0.4~0.7.
In one preferred embodiment of this utility model, the distance between described combustion gas chamber and top, inboard wall of furnace body face is the 1/5~1/3 of described furnace chamber height.
In one preferred embodiment of this utility model, the bottom side in described combustion gas chamber by burning line with body of heater outside gas cylinder connect, the burning line between described gas cylinder and described body of heater is also equipped with gas boosting pump.
In one preferred embodiment of this utility model, the top of described shaft is passed the part of described body of heater and is connected with stirring motor by shaft coupling.
In one preferred embodiment of this utility model, described feeding-passage is connected with the end of body of heater opposite side aerator, and described feeding-passage connects hopper.
In one preferred embodiment of this utility model, described offgas outlet connects with heat exchanger and exhaust gas absorption cell successively.
The beneficial effects of the utility model are: the efficient calcining furnace of this utility model one calcium oxide, simple in construction, novel in design, it is by inboard wall of furnace body face structure, combustion chamber and the design of combustion head, it is effectively increased and enters the adequacy of material burning in body of heater, improve the purity of calcium oxide, and reduce energy consumption.Concrete advantage of the present utility model is as follows:
1, by the design causing conical structure internal face with equally distributed combustion head, the Gypsum Fibrosum in entrance body of heater is made to burn the most step by step, it is to avoid the phenomenon that leakage combustion is just discharged from discharging opening;
2, by the design of agitating device, Gypsum Fibrosum is made to be fully contacted burning with combustion flame in body of heater;
3, not introducing secondary pollution, fully, completely, product purity is high in burning.
Accompanying drawing explanation
Fig. 1 is the perspective view of this utility model efficient calcining furnace of a kind of calcium oxide;
In accompanying drawing, the labelling of each parts is as follows: 1. body of heater, 2. drainage screen, 3. the outlet of calcium oxide powder body, 4. combustion gas chamber, 5. combustion head, 6. gas cylinder, 7. gas boosting pump, 8. shaft, 9. shaft coupling, 10. stirring motor, 11. aerators, 12. hoppers, 13. heat exchangers, 14. exhaust gas absorption cells.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
Referring to Fig. 1, this utility model embodiment includes:
A kind of efficient calcining furnace of calcium oxide, including body of heater 1, the internal face of body of heater 1 is the inverted conical body that upper and lower surface is horizontal plane, and its tapering is 0.4~0.7, the bottom of the described cone i.e. bottom in inboard wall of furnace body face is provided with drainage screen 2, exports 3 for calcium oxide powder body below drainage screen.
It is provided with combustion gas chamber 4 between internal face and the outside wall surface of described body of heater 1, inboard wall of furnace body face is also uniformly arranged multiple combustion head 5 connected with combustion gas chamber 4;Between combustion gas chamber 4 and body of heater 1 internal face top distance is furnace chamber height 1/5~1/3, the bottom side in combustion gas chamber 4 by burning line with body of heater outside gas cylinder 6 connect, gas boosting pump 7 it is also equipped with on burning line between gas cylinder 6 and body of heater 1, for the compressed gas in gas cylinder is transported in combustion gas chamber 4 with the form of gases at high pressure, thus improve combustion gas mobility in combustion gas chamber, make each combustion head homogenous combustion, improve efficiency of combustion.
Described body of heater 1 top center is inserted into the shaft 8 of band blade to furnace chamber, the top of this shaft 8 is passed the part of described body of heater 1 and is connected with stirring motor 10 by shaft coupling 9, shaft moves up and down and rotary motion in furnace chamber, drives the Gypsum Fibrosum entered in furnace chamber fully to burn by blade.
The left side at described body of heater 1 top connects with feeding-passage, and this feeding-passage is connected with the end of body of heater opposite side aerator 11, and described feeding-passage connects hopper 12.By aerator, Gypsum Fibrosum is blown into combustion furnace, the fully dispersed burning of Gypsum Fibrosum can be made.
The left side at described body of heater 1 top connects with offgas outlet, and this offgas outlet connects with heat exchanger 13 and exhaust gas absorption cell 14 successively.This vent gas treatment processes fully, free from environmental pollution, and residual heat of reaction is fully utilized, and has energy-saving and cost-reducing effect.
This utility model carries out structure adjusting by combustion system (equally distributed combustion head), material hybrid mode (aerator winding-up pan feeding and stirring mixing) and three angles of calcining furnace structure (inverted conical internal face), the material in entrance combustion furnace is made to burn the most fully, it is effectively increased combustion efficiency, thus improve the purity of product calcium oxide, and energy efficient.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (7)
1. the efficient calcining furnace of calcium oxide, it is characterised in that including that body of heater, the internal face of described body of heater are the inverted conical body that upper and lower surface is horizontal plane, the bottom of described cone is provided with drainage screen, exports for calcium oxide powder body below described drainage screen;It is provided with combustion gas chamber between internal face and the outside wall surface of described body of heater, described inboard wall of furnace body face is uniformly arranged the combustion head that multiple and described combustion gas chamber connects;Described body of heater top center inserts shaft to furnace chamber, and the left side at described body of heater top connects with feeding-passage, connects with offgas outlet on the right side of it.
The efficient calcining furnace of calcium oxide the most according to claim 1, it is characterised in that the tapering of described cone is 0.4~0.7.
The efficient calcining furnace of calcium oxide the most according to claim 1, it is characterised in that the distance between described combustion gas chamber and top, inboard wall of furnace body face is the 1/5~1/3 of described furnace chamber height.
The efficient calcining furnace of calcium oxide the most according to claim 3, it is characterized in that, the bottom side in described combustion gas chamber by burning line with body of heater outside gas cylinder connect, the burning line between described gas cylinder and described body of heater is also equipped with gas boosting pump.
The efficient calcining furnace of calcium oxide the most according to claim 1, it is characterised in that the top of described shaft is passed the part of described body of heater and connected with stirring motor by shaft coupling.
The efficient calcining furnace of calcium oxide the most according to claim 1, it is characterised in that described feeding-passage is connected with the end of body of heater opposite side aerator, described feeding-passage connects and has hopper.
The efficient calcining furnace of calcium oxide the most according to claim 1, it is characterised in that described offgas outlet connects with heat exchanger and exhaust gas absorption cell successively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620124088.2U CN205528457U (en) | 2016-02-17 | 2016-02-17 | Burning furnace is forged to calcium oxide high efficiency |
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CN201620124088.2U CN205528457U (en) | 2016-02-17 | 2016-02-17 | Burning furnace is forged to calcium oxide high efficiency |
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CN205528457U true CN205528457U (en) | 2016-08-31 |
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CN201620124088.2U Expired - Fee Related CN205528457U (en) | 2016-02-17 | 2016-02-17 | Burning furnace is forged to calcium oxide high efficiency |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105693115A (en) * | 2016-02-17 | 2016-06-22 | 常熟市宏宇钙化物有限公司 | Calcium oxide efficient calcining furnace |
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2016
- 2016-02-17 CN CN201620124088.2U patent/CN205528457U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105693115A (en) * | 2016-02-17 | 2016-06-22 | 常熟市宏宇钙化物有限公司 | Calcium oxide efficient calcining furnace |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180217 |