CN110683772B - Energy-saving environment-friendly lime kiln - Google Patents

Energy-saving environment-friendly lime kiln Download PDF

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Publication number
CN110683772B
CN110683772B CN201911119736.XA CN201911119736A CN110683772B CN 110683772 B CN110683772 B CN 110683772B CN 201911119736 A CN201911119736 A CN 201911119736A CN 110683772 B CN110683772 B CN 110683772B
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Prior art keywords
wall
screws
fixed
combustion box
baffle
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CN201911119736.XA
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Chinese (zh)
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CN110683772A (en
Inventor
张建军
李正义
张舜洋
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Hunan Lvsheng Technology Development Co ltd
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Hunan Lvsheng Technology Development Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/10—Preheating, burning calcining or cooling
    • C04B2/12—Preheating, burning calcining or cooling in shaft or vertical furnaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8603—Removing sulfur compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/06—Polluted air
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • F27D2017/006—Systems for reclaiming waste heat using a boiler
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Thermal Sciences (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses an energy-saving environment-friendly lime kiln, and relates to the technical field of industrial production; the problems of insufficient energy conservation, environmental protection and easy pollution to the atmosphere are solved; the novel gas burner is characterized by comprising a base, a supporting plate is fixed to one side of the outer wall of the top of the base through screws, a combustion box is fixed to the outer wall of the top of the supporting plate through screws, the inner walls of two sides of the combustion box are connected with a baffle through hinges, an electric telescopic rod is connected to the inner wall, located below the baffle, of the combustion box through hinges, one end of a piston rod of the electric telescopic rod is hinged to the outer wall of the bottom of the baffle through hinges, heating plates are fixed to the inner walls, located above the baffle, of two sides of the combustion box through screws, a fan is fixed to the outer walls of two sides of the combustion box through screws, and a gas inlet head is sleeved at the output end of the fan. The filter screen and the activated carbon adsorption layer filter and adsorb impurities in the flue gas, so that the cleanness of air is ensured, and the pollution of the flue gas to the atmosphere is reduced.

Description

Energy-saving environment-friendly lime kiln
Technical Field
The invention relates to the technical field of industrial production, in particular to an energy-saving and environment-friendly lime kiln.
Background
Lime is an air-hardening inorganic gelling material with calcium oxide as a main component, and in the lime production process, the lime is often required to be put into a lime kiln for burning.
Through retrieval, the patent with Chinese patent publication No. CN207375962U discloses a straight-tube type energy-saving environment-friendly lime kiln, which comprises a conveyor, a straight-tube shell, a dust remover, a discharge port, a feed inlet, a combustion chamber, a cooler and a heat conductor, wherein the straight-tube shell is of a cylindrical structure with a hard outer wall and a hollow inner part, and the center of the bottom of the inner side surface and the surface of the bottom of the cooler are movably connected in an interference fit mode and are mutually vertical. The lime kiln in the patent is not energy-saving and environment-friendly enough, and is easy to pollute the atmosphere.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an energy-saving and environment-friendly lime kiln.
In order to achieve the purpose, the invention adopts the following technical scheme:
an energy-saving environment-friendly lime kiln comprises a base, wherein a supporting plate is fixed on one side of the outer wall of the top of the base through a screw, and the outer wall of the top of the supporting plate is fixed with a combustion box through screws, the inner walls of the two sides of the combustion box are both connected with a baffle through hinges, and the inner wall of the combustion box below the baffle is connected with an electric telescopic rod through a hinge, one end of a piston rod of the electric telescopic rod is hinged with the outer wall of the bottom of the baffle through a hinge, the inner walls of the two sides of the combustion box above the baffle are both fixed with heating plates through screws, and the outer walls of the two sides of the combustion box are both fixed with fans through screws, the output end of each fan is sleeved with an air inlet head, the inner walls of the combustion boxes above the air inlet heads are all fixed with baffle plates which are obliquely arranged through screws, the other side of the outer wall of the top of the base is fixed with a support frame through screws, and the outer wall of the top of the support frame is fixed with a purification box through screws.
Preferably: the inner wall of purifying box is provided with the active carbon adsorption layer, and the inner wall that purifying box is located the active carbon adsorption layer below has the filter screen through the fix with screw, and the inner wall that purifying box is located the filter screen below has the catalysis layer through the fix with screw.
Preferably: the feed port has been seted up to one side of combustion box top outer wall, and the inner wall of feed port pipe is pegged graft and is had the feeder hopper, and the four corners department of base bottom outer wall all has the supporting leg through the fix with screw.
Preferably: the opposite side of burning roof portion outer wall has the air pump through the fix with screw, and the input of air pump is linked together with the burning case, and the outlet duct has been cup jointed to the output of air pump, and the heat pipe has been cup jointed to the one end that the air pump was kept away from to the outlet duct, and the connecting pipe has been cup jointed to the one end that the outlet duct was kept away from to the heat pipe, and the one end that the heat pipe was kept away from to the connecting pipe is linked together with the purifying box.
Preferably: the utility model discloses a burning box, including burning box, heat pipe, water outlet, clamp joint, water tank, water pipe, heat pipe, water pipe, valve, the outer wall of one side of burning box has the water tank through the fix with screw, and the heat pipe is located the water tank, and the apopore has been seted up to the bottom outer wall of water tank, and the inner wall of apopore is pegged graft and is had the outlet pipe, and the outer wall of outlet pipe has the valve through the clamp joint.
Preferably: the inner wall of the combustion box is provided with a heat insulation plate, and the thickness of the heat insulation plate is one to three centimeters.
The invention has the beneficial effects that:
1. through being provided with the hot plate, the air pump, heat pipe and purifying box, hot plate work can heat to the burning incasement, can burn after the raw materials gets into to the burning incasement from the feeder hopper, air pump work can take the flue gas out from the burning incasement, the flue gas of high temperature heats the water in the water tank behind the heat pipe, can provide hot water for the workman, thermal reuse has been realized, energy saving, flue gas after the cooling gets into to the purifying box in, the catalysis layer is got rid of sulphide and the nitride in the flue gas, filter screen and active carbon adsorption layer filter the absorption to the impurity in the flue gas, the cleanness of air has been guaranteed, the pollution of flue gas to atmosphere has been reduced.
2. Through being provided with fan and heated board, fan work can follow and extract sufficient air from the atmosphere and get into to the combustion box in, can make the raw materials burning in the combustion box more abundant, has improved the burning quality, and the heated board can play good heat preservation effect, can reduce thermal loss at the in-process of burning.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving and environment-friendly lime kiln provided in embodiment 1 of the invention;
FIG. 2 is a perspective view of a structure of a purifying box of the energy-saving and environment-friendly lime kiln provided by the invention;
fig. 3 is a schematic structural diagram of an energy-saving and environment-friendly lime kiln provided in embodiment 2 of the present invention.
In the figure: 1 supporting leg, 2 bases, 3 backup pads, 4 electric telescopic rod, 5 baffles, 6 hot plates, 7 fans, 8 air intakes, 9 burning boxes, 10 feeder hoppers, 11 air pumps, 12 outlet ducts, 13 striker plates, 14 water tanks, 15 purifying boxes, 16 activated carbon adsorption layers, 17 filter screens, 18 catalysis layers, 19 support frames, 20 connecting pipes, 21 heat pipes, 22 heat preservation boards.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by one of ordinary skill in the art as appropriate.
Example 1:
an energy-saving environment-friendly lime kiln is shown in figure 1-2 and comprises a base 2, a supporting plate 3 is fixed on one side of the top outer wall of the base 2 through screws, a combustion box 9 is fixed on the top outer wall of the supporting plate 3 through screws, the inner walls of two sides of the combustion box 9 are both connected with a baffle 5 through hinges, the inner wall of the combustion box 9, which is positioned below the baffle 5, is connected with an electric telescopic rod 4 through a hinge, one end of a piston rod of the electric telescopic rod 4 is hinged with the bottom outer wall of the baffle 5 through a hinge, the inner walls of two sides of the combustion box 9, which are positioned above the baffle 5, are both fixed with a heating plate 6 through screws, the outer walls of two sides of the combustion box 9 are both fixed with a fan 7 through screws, an output end of the fan 7 is sleeved with an air inlet 8, the inner wall of the combustion box 9, which is positioned above the air inlet 8, are both fixed with a material baffle 13 which is obliquely arranged through screws, and the other side of the top outer wall of the base 2 is fixed with a supporting frame 19 through screws, and the top outer wall of the support frame 19 is fixed with the purification box 15 through screws.
In order to solve the problems of purification of flue gas and recovery of heat, an activated carbon adsorption layer 16 is arranged on the inner wall of a purification box 15, a filter screen 17 is fixed on the inner wall of the purification box 15 below the activated carbon adsorption layer 16 through screws, a catalyst layer 18 is fixed on the inner wall of the purification box 15 below the filter screen 17 through screws, a feed hole is formed in one side of the outer wall of the top of a combustion box 9, a feed hopper 10 is inserted into the inner wall of the feed hole pipe, support legs 1 are fixed at four corners of the outer wall of the bottom of a base 2 through screws, an air pump 11 is fixed on the other side of the outer wall of the top of the combustion box 9 through screws, the input end of the air pump 11 is communicated with the combustion box 9, an air outlet pipe 12 is sleeved at the output end of the air pump 11, a heat pipe 21 is sleeved at one end of the air outlet pipe 12, a connecting pipe 20 is sleeved at one end of the heat pipe 21, and the purification box 15 is communicated with the connecting pipe 20, the water tank 14 is fixed to one side outer wall of the combustion box 9 through screws, the heat conduction pipe 21 is located in the water tank 14, the water outlet hole is formed in the outer wall of the bottom of the water tank 14, the water outlet pipe is inserted into the inner wall of the water outlet hole, and the valve is clamped to the outer wall of the water outlet pipe through a clamp.
This embodiment is when using, add the material to the combustion box 9 in through feeder hopper 10, 6 work of hot plate can heat in the combustion box 9, can burn after the raw materials enters into to the combustion box 9 from feeder hopper 10, 11 work of air pump can take the flue gas out from the combustion box 9, the flue gas of high temperature heats the water in the water tank 14 behind the heat pipe 21, can provide hot water for the workman, thermal reuse has been realized, energy saving, the flue gas after the cooling enters into to the purifying box 15 in, the catalysis layer 18 gets rid of sulphide and the nitride in the flue gas, filter screen 17 and active carbon adsorbed layer 16 filter the absorption to the impurity in the flue gas, the cleanness of air has been guaranteed.
Example 2:
an energy-saving and environment-friendly lime kiln is shown in figure 1 and aims to solve the problem of reducing heat loss; the present embodiment is modified from embodiment 1 as follows: the inner wall of the combustion box 9 is provided with an insulation board 22, and the thickness of the insulation board 22 is one to three centimeters.
When the heat preservation plate 22 is used, the heat preservation plate 22 can play a good heat preservation effect, and heat loss can be reduced in the combustion process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (2)

1. An energy-saving and environment-friendly lime kiln comprises a base (2) and is characterized in that a supporting plate (3) is fixed on one side of the top outer wall of the base (2) through screws, a combustion box (9) is fixed on the top outer wall of the supporting plate (3) through screws, the inner walls of the two sides of the combustion box (9) are connected with a baffle (5) through hinges, an electric telescopic rod (4) is connected on the inner wall of the combustion box (9) below the baffle (5) through a hinge, one end of a piston rod of the electric telescopic rod (4) is hinged with the bottom outer wall of the baffle (5) through a hinge, heating plates (6) are fixed on the inner walls of the two sides of the combustion box (9) above the baffle (5) through screws, a fan (7) is fixed on the outer walls of the two sides of the combustion box (9) through screws, and an air inlet head (8) is sleeved at the output end of the fan (7), the inner walls of the combustion boxes (9) above the air inlet heads (8) are all provided with baffle plates (13) which are obliquely arranged through screws, the other side of the outer wall of the top of the base (2) is provided with a support frame (19) through screws, and the outer wall of the top of the support frame (19) is provided with a purification box (15) through screws;
a feeding hole is formed in one side of the outer wall of the top of the combustion box (9), a feeding hopper (10) is inserted into the inner wall of the feeding hole pipe, and supporting legs (1) are fixed at four corners of the outer wall of the bottom of the base (2) through screws;
an air pump (11) is fixed to the other side of the outer wall of the top of the combustion box (9) through screws, the input end of the air pump (11) is communicated with the combustion box (9), the output end of the air pump (11) is sleeved with an air outlet pipe (12), one end, far away from the air pump (11), of the air outlet pipe (12) is sleeved with a heat conduction pipe (21), one end, far away from the air outlet pipe (12), of the heat conduction pipe (21) is sleeved with a connection pipe (20), and one end, far away from the heat conduction pipe (21), of the connection pipe (20) is communicated with a purification box (15);
a water tank (14) is fixed on the outer wall of one side of the combustion box (9) through screws, the heat conduction pipe (21) is located in the water tank (14), a water outlet hole is formed in the outer wall of the bottom of the water tank (14), a water outlet pipe is inserted into the inner wall of the water outlet hole, and a valve is clamped on the outer wall of the water outlet pipe through a clamp;
the inner wall of the combustion box (9) is provided with an insulation board (22), and the thickness of the insulation board (22) is one to three centimeters.
2. The energy-saving and environment-friendly lime kiln furnace as claimed in claim 1, wherein the inner wall of the purification box (15) is provided with an activated carbon adsorption layer (16), a filter screen (17) is fixed on the inner wall of the purification box (15) below the activated carbon adsorption layer (16) through screws, and a catalyst layer (18) is fixed on the inner wall of the purification box (15) below the filter screen (17) through screws.
CN201911119736.XA 2019-11-15 2019-11-15 Energy-saving environment-friendly lime kiln Active CN110683772B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111646710A (en) * 2020-06-30 2020-09-11 浙江钙科机械设备有限公司 Suspension calcination production line for powdered lime and suspension calcination process thereof
CN112705006A (en) * 2020-07-28 2021-04-27 贵州远大钙业有限责任公司 Waste heat recovery utilizes system for calcium oxide production
CN113264694A (en) * 2021-06-11 2021-08-17 杭州杭钢三江矿业有限公司 Environment-friendly and energy-saving lime sintering process
CN113758292B (en) * 2021-09-30 2023-12-05 南京华电节能环保股份有限公司 Comprehensive utilization device for waste heat of raw coke oven gas

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4287160A (en) * 1978-08-09 1981-09-01 Johann Schaefer Kalkwerke Process and shaft kiln for the burning of lime or similar bulk materials
CN202254754U (en) * 2011-09-30 2012-05-30 鞍山市华杰建材技术开发有限公司 Shaft kiln for roasting by comprehensively utilizing heat energy unit temperature field
CN107511069A (en) * 2017-09-22 2017-12-26 苏州仁益生物科技有限公司 A kind of efficient energy-saving emission-control equipment
CN207483615U (en) * 2017-11-13 2018-06-12 德兴市良诚钙业有限公司 A kind of energy conservation and environmental protection lime cellar for storing things stove with flue gas waste heat-recovering
CN108479338A (en) * 2018-05-22 2018-09-04 芜湖致新信息科技有限公司 A kind of exhaust gas environment-friendly processing unit
CN108529909A (en) * 2018-07-24 2018-09-14 陈文武 A kind of energy-efficient low-loss lime burner furnace

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4287160A (en) * 1978-08-09 1981-09-01 Johann Schaefer Kalkwerke Process and shaft kiln for the burning of lime or similar bulk materials
CN202254754U (en) * 2011-09-30 2012-05-30 鞍山市华杰建材技术开发有限公司 Shaft kiln for roasting by comprehensively utilizing heat energy unit temperature field
CN107511069A (en) * 2017-09-22 2017-12-26 苏州仁益生物科技有限公司 A kind of efficient energy-saving emission-control equipment
CN207483615U (en) * 2017-11-13 2018-06-12 德兴市良诚钙业有限公司 A kind of energy conservation and environmental protection lime cellar for storing things stove with flue gas waste heat-recovering
CN108479338A (en) * 2018-05-22 2018-09-04 芜湖致新信息科技有限公司 A kind of exhaust gas environment-friendly processing unit
CN108529909A (en) * 2018-07-24 2018-09-14 陈文武 A kind of energy-efficient low-loss lime burner furnace

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