阅读说明：本技术 具有燃料分层处理功能的混料式石灰窑 (Mixing formula limekiln with fuel stratification processing function ) 是由 马寿春 马强 于 2018-05-23 设计创作，主要内容包括：本发明涉及石灰生产领域,特别涉及具有燃料分层处理功能的混料式石灰窑,包括窑体,所述窑体内设置有炉篦,所述炉篦上侧设置有分料装置,所述分料装置包括至少一个分料板,所述分料板与窑体内壁可拆卸的连接,所述分料板上设置有若干用于原料通过的通孔,使得布料机构导入窑体内的燃料和石灰石经过分料板的筛选,体积过大的燃料和石灰石不能进入窑体内的燃烧区域,使进入窑体燃烧区域的燃料和石灰石体积均匀,有利于燃料与石灰石的充分接触,使燃料燃烧产生的热能得到有效利用,减少燃料消耗量,避免资源浪费,同时,由于石灰石与燃料充分接触,也有利于加速石灰石被煅烧制得石灰,减少了煅烧时间,进一步减少燃料消耗,节约能源。(The present invention relates to lime production fields, in particular to the mixing formula limekiln of fuel stratification processing function, including kiln body, fire grate is provided in the kiln body, feeding-distribution device is provided on the upside of the fire grate, the feeding-distribution device includes at least one cutting plate, the cutting plate is removably connect with kiln body inner wall, several through-holes passed through for raw material are provided on the cutting plate, so that material-feeding mechanism imports the intracorporal fuel of kiln and lime stone passes through the screening of cutting plate, the excessive fuel of volume and lime stone not can enter the combustion zone in kiln body, keep fuel and lime stone volume into kiln body combustion zone uniform, be conducive to coming into full contact with for fuel and lime stone, the thermal energy for generating fuel combustion is utilized effectively, reduce fuel consumption, avoid the wasting of resources, simultaneously, since lime stone and fuel come into full contact with, also advantageous In accelerating lime stone to be calcined obtained lime, reduces calcination time, be further reduced fuel consumption, it is energy saving.)

1. having the mixing formula limekiln of fuel stratification processing function, including kiln body, fire grate, feature are provided in the kiln body It is: is provided with feeding-distribution device on the upside of the fire grate, the feeding-distribution device includes at least one cutting plate, the cutting plate and kiln Internal wall removably connects, and several through-holes passed through for raw material are provided on the cutting plate.

2. mixing formula as described in claim 1 limekiln, it is characterised in that: the quantity of the cutting plate is at least two, edge To bottom at the top of kiln body, the through-hole on two neighboring cutting plate is gradually reduced.

3. mixing formula as described in claim 1 limekiln, it is characterised in that: be arranged on the cutting plate it is fluted, it is described recessed The rabbling mechanism for being crushed raw material is provided in slot.

4. mixing formula as claimed in claim 3 limekiln, it is characterised in that: the rabbling mechanism includes rotary shaft and fin, The rotating shaft terminal is rotatablely connected with the recess sidewall respectively.

5. mixing formula as claimed in claim 4 limekiln, it is characterised in that: length direction spiral of the fin along rotary shaft It is arranged in the rotary shaft.

6. mixing formula as claimed in claim 3 limekiln, it is characterised in that: the groove is in up big and down small hollow terrace with edge Shape, the recess sidewall are provided with several through-holes, and the bottom portion of groove is in reticular structure.

7. the mixing formula limekiln as described in claim 3-6 any one, it is characterised in that: be provided on the fire grate several For being laid with the separate part of raw material, the separate part is in carbon fiber, and the separate part top is towards the groove center.

8. mixing formula as claimed in claim 7 limekiln, it is characterised in that: several ventilation holes are provided in the separate part, The gas distribution channel being connected to external feeder is provided on the downside of the fire grate.

9. mixing formula as claimed in claim 8 limekiln, it is characterised in that: it is additionally provided with partition on the downside of the fire grate, it is described Partition is fixedly connected with kiln body inner wall, is provided with product outlet on the partition, on the downside of partition formed for collect lime at The room that gathers materials of product, the room bottom that gathers materials are provided with the cinder-discharging port that can be opened and/or close, are provided with valve on the product outlet Component is controlled, the valve control component is used to control the unlatching and/or closing of the product outlet.

10. mixing formula as claimed in claim 9 limekiln, it is characterised in that: space connects on the upside of the gas distribution channel and partition It is logical.

Technical field

The present invention relates to lime production fields, in particular to the mixing formula limekiln of fuel stratification processing function.

Background technique

Lime is widely used in all conglomeraties such as metallurgy, chemical industry, environmental protection, building materials, mesh as industrial important auxiliary material The preceding mixing formula limekiln for commonly preparing lime generally uses the solid fuels calcined limestone such as coal, coke to prepare lime, mesh Preceding mixing formula limekiln generally uses kiln top feeding, and kiln bottom unloads the structure of ash, the combustion that will be mixed by material-feeding mechanism Material and lime stone importing are provided in the kiln body of fire grate, and fuel and lime stone are shed on fire grate, are imported from fire grate downside empty Gas maintains the burning of fuel, and fuel calcined limestone is made to prepare lime.

But since solid fuel and lime stone are the block structures with certain volume, and solid fuel and lime The block structure of stone is simultaneously uneven, and the biggish solid fuel of volume can maintain the time of burning longer, but the combustion of Central Fuel Lime stone can not preferably be passed to by heating, and the heat for causing fuel combustion to generate cannot be fully utilized, and cause one Fixed waste of fuel, meanwhile, the biggish limestone particle surface area of volume is larger, and it is typically small with the contact area of fuel, lead to stone Lime stone calcination time extends, and increases fuel consumption, is unfavorable for resource-effective.

In conclusion there is an urgent need for a kind of technical solutions at present, currently used mixing formula limekiln is solved, since solid fires The block structure of material and lime stone is uneven, and the heat for causing fuel combustion to generate cannot be fully utilized, and lime stone is forged Time extension is burnt, the technical issues of increasing fuel consumption, cause waste of fuel.

Summary of the invention

It is an object of the invention to: it is directed to currently used mixing formula limekiln, due to the block of solid fuel and lime stone Shape structure is uneven, and the heat for causing fuel combustion to generate cannot be fully utilized, and the limestone calcination time extends, and increases Fuel consumption, provides a kind of mixing formula stone with fuel stratification processing function at the technical issues of causing waste of fuel Ash furnace.

To achieve the goals above, the technical solution adopted by the present invention are as follows:

Mixing formula limekiln with fuel stratification processing function, including kiln body are provided with fire grate, the fire grate in the kiln body Upside is provided with feeding-distribution device, and the feeding-distribution device includes at least one cutting plate, and the cutting plate and kiln body inner wall are detachable Connection, several through-holes passed through for raw material are provided on the cutting plate.

Mixing formula limekiln with fuel stratification processing function of the invention passes through the setting point on the upside of fire grate in kiln body Expect device so that material-feeding mechanism imports the intracorporal fuel of kiln and lime stone passes through the screening of cutting plate, the excessive fuel of volume and Lime stone not can enter the combustion zone in kiln body, keep the fuel and lime stone volume into kiln body combustion zone uniform, favorably In coming into full contact with for fuel and lime stone, the thermal energy for generating fuel combustion is utilized effectively, and reduces fuel consumption, avoids The wasting of resources is also beneficial to that lime stone is accelerated to be calcined obtained lime, reduces simultaneously as lime stone comes into full contact with fuel Calcination time, is further reduced fuel consumption, energy saving.

Preferably, the quantity of the cutting plate is at least two, along kiln body top to bottom, two neighboring cutting plate Through-hole be gradually reduced.Using multiple cutting plates, so that raw material is conducive to make the combustion on each cutting plate by repeatedly screening The volume of material and lime stone is adapted, and guarantees the full combustion of fuel, and the thermal energy for generation of burning is efficiently used by lime stone, maximum The waste of the reduction resource of degree, economizes on resources, simultaneously as the through-hole on two neighboring cutting plate is gradually reduced, so that edge Kiln body top to bottom, the biggish fuel of volume and lime stone successively pass through the Intercepting effects of cutting plate, in each cutting plate It is upper to be divided later by being fully warmed-up, combustion zone is entered back into sequentially through downside cutting plate after volume reduction, makes combustion zone Interior fuel and lime stone comes into full contact with, and guarantees the full combustion of fuel, further increases lime production.

Preferably, being arranged fluted on the cutting plate, the blender for being crushed raw material is provided in the groove Structure.Groove is set in cutting plate, and rabbling mechanism is set in groove, so that fuel and lime stone fall into groove from top to bottom It is interior, by the stirring action of rabbling mechanism, promote the division of fuel and lime stone, the volume of fuel and lime stone is reduced, into one Step guarantees that the volume of the fuel for entering combustion zone and lime stone is uniform, guarantees the full combustion of fuel, improves lime production, section About resource.

Preferably, the rabbling mechanism includes rotary shaft and fin, the rotating shaft terminal respectively with the groove side Wall rotation connection.Rabbling mechanism including rotary shaft and fin is set, and structure is simpler, and fuel and lime stone are falling process In, by the Intercepting effects of fin, on the one hand can hit fin makes fuel and limestone crushing, on the other hand can also by fuel and The potential energy of lime stone landing is the kinetic energy of rabbling mechanism rotation, rotates rotary shaft, is further driven to fin Stirring Fuel and lime stone keep the fuel combustion into combustion zone abundant, improve lime production, economize on resources.

Preferably, the fin is arranged in the rotary shaft along the length direction spiral of rotary shaft.Spiral setting exists Fin structure in rotary shaft is simpler, can bear the greater impact power of fuel and lime stone landing generation, guarantee rabbling mechanism Smooth rotation.

Preferably, the groove is in up big and down small hollow prism-frustum-shaped, the recess sidewall is provided with several described logical Hole, the bottom portion of groove are in reticular structure.The groove of hollow prism-frustum-shaped is set, so that the fuel of small volume and lime stone pass through The through-hole of groove setting can be directly entered lower layer combustion zone, and the biggish fuel of volume and lime stone enter in groove by stirring The reticular structure that bottom portion of groove is then passed through after mechanism processing enters combustion zone, further makes the volume of raw material on fire grate more equal It is even, it comes into full contact with lime stone with fuel, guarantees the full combustion of fuel, improve lime production.

Preferably, being provided with several separate parts for being used to be laid with raw material on the fire grate, the separate part is in hollow cone Shape, the separate part top is towards the groove center.The separate part of carbon fiber is set on fire grate, increases the entirety of fire grate Surface area keeps the feed distribution being laid in separate part more uniform, it is not easy to stack, can sufficiently contact with the air of importing, protect The full combustion of solid fuel is demonstrate,proved, and it is higher to make to calcine lime yield rate obtained.

Preferably, being provided with several ventilation holes in the separate part, it is provided on the downside of the fire grate and is filled with external gas supply Set the gas distribution channel of connection.Ventilation hole is set in separate part on fire grate so that import air be vented hole dispersion it is laggard Enter calcining compartment, keep the air-flow contacted with solid fuel uniform, be further ensured that the full combustion of solid fuel, improves lime and produce Amount.

Preferably, being additionally provided with partition on the downside of the fire grate, the partition is fixedly connected with kiln body inner wall, the partition On be provided with product outlet, the room that gathers materials for collecting lime finished product is formed on the downside of partition, the room bottom that gathers materials is provided with The cinder-discharging port that can be opened and/or close, valve control component is provided on the product outlet, and the valve control component is described for controlling The unlatching and/or closing of product outlet.Partition is set on the downside of fire grate, so that when the valve control component on product outlet is closed, Gather materials room and the combustion zone for collecting finished product separate, and gather materials so that unloading finished product made from combustion zone when ash and will not continue to enter On the one hand room avoids lime from exporting the dust evoked and damages to staff, causes dust pollution, on the other hand, also keep away Exempt from staff is influenced by combustion zone high temperature on the upside of limekiln, and guarantee lime smoothly unloads ash.

Preferably, the gas distribution channel is connected to space on the upside of partition.Gas distribution channel is connected to space on the upside of partition, So that closing valve control component when unloading ash, the gas supply without interrupting feeder makes fuel sustained combustion, is further ensured that combustion The full combustion of material reduces the wasting of resources.

In conclusion by adopting the above-described technical solution, the mixing formula with fuel stratification processing function of the invention The beneficial effect in limekiln is:

1, by the way that feeding-distribution device is arranged on the upside of fire grate in kiln body, so that material-feeding mechanism imports the intracorporal fuel of kiln and lime stone warp The screening of cutting plate is crossed, the excessive fuel of volume and lime stone not can enter the combustion zone in kiln body, make to enter kiln body burning The fuel and lime stone volume in region are uniform, are conducive to coming into full contact with for fuel and lime stone, the thermal energy for generating fuel combustion It is utilized effectively, reduces fuel consumption, avoid the wasting of resources；

2, it since lime stone and fuel come into full contact with, is also beneficial to that lime stone is accelerated to be calcined obtained lime, when reducing calcining Between, it is further reduced fuel consumption, it is energy saving；

The beneficial effect of mixing formula limekiln other embodiments with fuel stratification processing function of the invention is:

Groove is set in cutting plate, and rabbling mechanism is set in groove so that fuel and lime stone fall into from top to bottom it is recessed In slot, by the stirring action of rabbling mechanism, promotes the division of fuel and lime stone, reduce the volume of fuel and lime stone, into One step guarantees that the volume of the fuel for entering combustion zone and lime stone is uniform, guarantees the full combustion of fuel, improves lime production, It economizes on resources.

Detailed description of the invention

Fig. 1 is the structural schematic diagram in the mixing formula limekiln with fuel stratification processing function of the invention；

Fig. 2 is the structural schematic diagram of A-A section in Fig. 1；

Fig. 3 is the structural schematic diagram of B-B section in Fig. 1.

Appended drawing reference

1- kiln body, 11- gather materials room, 2- fire grate, 21- separate part, 22- ventilation hole, 3- feeding-distribution device, 31- cutting plate, 32- through-hole, 33- groove, 4- rabbling mechanism, 41- rotary shaft, 42- fin, 5- feeder, 6- gas distribution channel, 7- partition, 71- finished product go out Mouthful, 8- cinder-discharging port, 9- valve control component.

Specific embodiment

In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and specific implementation Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only to explain this hair It is bright, it is not intended to limit the present invention.