CN113182034B - Device for screening out and utilizing waste heat of kiln to calcine limestone in layering mode after crushing - Google Patents
Device for screening out and utilizing waste heat of kiln to calcine limestone in layering mode after crushing Download PDFInfo
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- CN113182034B CN113182034B CN202110317037.7A CN202110317037A CN113182034B CN 113182034 B CN113182034 B CN 113182034B CN 202110317037 A CN202110317037 A CN 202110317037A CN 113182034 B CN113182034 B CN 113182034B
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- transmission shaft
- fixedly connected
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- wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/24—Drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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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
Abstract
The invention relates to the field of lime, in particular to a layered calcination device for screening out limestone after crushing and utilizing kiln waste heat. The invention aims to solve the technical problems: provides a layered calcination device for screening out and utilizing kiln waste heat after limestone crushing. The technical proposal is as follows: a layered calcining device for screening out and utilizing waste heat of a kiln after crushing limestone comprises a bottom plate assembly, a crushing unit and the like; the bottom plate assembly is connected with the crushing unit. The invention realizes the crushing of limestone, then screens out and collects limestone powder generated during the crushing, then respectively conveys the limestone to the central position in the furnace and the outer annular surface of the calciner, calcines the limestone by the flame and the waste heat of the outer annular surface, then crushes the jammed limestone for preventing the jam during the conveying, improves the central combustion heat efficiency of the furnace, fully utilizes the waste heat in the calciner, reduces the resource waste and reduces the whole production cost of lime.
Description
Technical Field
The invention relates to the field of lime, in particular to a layered calcination device for screening out limestone after crushing and utilizing kiln waste heat.
Background
Lime is taken as an important auxiliary material for industrial production, is widely applied to various industries such as metallurgy, chemical industry, environmental protection, building materials and the like, and a mixing lime kiln for preparing lime commonly used at present generally adopts solid fuels such as coal, coke and the like to calcine limestone to prepare lime, and the fuel and the limestone are thrown on a grate to maintain the combustion of the fuel, so that the lime is prepared by calcining the limestone with the fuel.
However, because the solid fuel such as coal, coke and the like and the limestone are of a block structure with a certain volume, the block structures of the solid fuel and the limestone are not uniform, combustion heat in the center of the solid fuel with a larger volume cannot be well transferred to the limestone, and the surface area of the limestone with a larger volume is larger, so that the limestone cannot be well contacted with the fuel, the calcination time of the limestone is prolonged, the fuel consumption is increased, further, the resource waste is caused, the overall production cost of the lime is higher, and the economic and efficient calcination preparation of the lime is not facilitated.
In summary, there is a need to develop a layered calcination apparatus for crushing, sieving and utilizing kiln waste heat to overcome the above problems.
Disclosure of Invention
In order to overcome the defects that the solid fuel such as coal, coke and the like and the limestone are of a block structure with a certain volume, the block structure of the solid fuel and the limestone is not uniform, combustion heat of a solid fuel center with a larger volume cannot be well transferred to the limestone, and the surface area of the limestone with a larger volume is larger, so that the limestone cannot be well contacted with the fuel, the calcination time of the limestone is prolonged, the fuel consumption is increased, further, the resource waste is caused, the overall production cost of the lime is higher, and the economic and efficient calcination preparation of the lime is not facilitated, and the technical problems to be solved are that: provides a layered calcination device for screening out and utilizing kiln waste heat after limestone crushing.
The technical proposal is as follows: the device comprises a bottom plate component, a crushing unit, a screening unit, a calcining unit and a control screen; the bottom plate component is connected with the crushing unit; the bottom plate component is connected with the screening unit; the bottom plate component is connected with the calcination unit; the bottom plate component is connected with the control screen; the crushing unit is connected with the screening unit;
the crushing unit comprises a broken stone bin, a first driving wheel, a second driving wheel, a first driving shaft, a first hob, a first spur gear, a second driving shaft and a second hob; the broken stone bin is fixedly connected with the bottom plate assembly; the side part of the stone breaking bin is provided with a first driving wheel; the first driving wheel is connected with the screening unit; the first driving wheel is in driving connection with the second driving wheel through a belt; the second driving wheel is fixedly connected with the first driving shaft; the first transmission shaft is rotationally connected with the bottom plate assembly; the first transmission shaft is rotationally connected with the crushed stone bin; the first transmission shaft is fixedly connected with the first hob; the first transmission shaft is fixedly connected with the first straight gear; the first straight gear is meshed with the second straight gear; the second spur gear is fixedly connected with a second transmission shaft; the second transmission shaft is rotationally connected with the bottom plate assembly; the second transmission shaft is rotationally connected with the broken stone bin; the second transmission shaft is fixedly connected with a second hob;
the screening unit comprises a first motor, a third transmission shaft, a fourth transmission shaft, a first bevel gear, a second bevel gear, a first fixed plate, a first electric push rod, a fifth transmission shaft, a third transmission wheel, a fourth transmission wheel, a sixth transmission shaft, a rotating wheel, a first connecting rod, a seventh transmission shaft, a second connecting rod, a screen plate, a collecting box, a first electric baffle, a second electric baffle, a third bevel gear, an eighth transmission shaft, a fourth bevel gear, a fifth bevel gear, a ninth transmission shaft, a first screw rod, a sliding plate, a fifth transmission wheel, a sixth transmission wheel and a second screw rod; the first motor is fixedly connected with the bottom plate assembly; the first motor is fixedly connected with the third transmission shaft; the third transmission shaft is rotationally connected with the bottom plate assembly; the third transmission shaft is connected with the fourth transmission shaft; the fourth transmission shaft is fixedly connected with the first bevel gear; the fourth transmission shaft is fixedly connected with the second bevel gear; the fourth transmission shaft is rotationally connected with the first fixed plate; the first fixing plate is fixedly connected with the first electric push rod; the first electric push rod is fixedly connected with the bottom plate assembly; the fourth transmission shaft is connected with the fifth transmission shaft; the fifth transmission shaft is rotationally connected with the bottom plate assembly; the fifth transmission shaft is fixedly connected with the third transmission wheel; the third driving wheel is in driving connection with the fourth driving wheel through a belt; the fourth driving wheel is fixedly connected with a sixth driving shaft; the sixth transmission shaft is rotationally connected with the bottom plate assembly; the sixth transmission shaft is fixedly connected with the first transmission wheel; the sixth transmission shaft is fixedly connected with the rotating wheel; the rotating wheel is rotationally connected with the first connecting rod through a rotating shaft; the first connecting rod is rotationally connected with the seventh transmission shaft; the seventh transmission shaft is rotationally connected with the second connecting rod; the second connecting rod is in sliding connection with the bottom plate assembly; the second connecting rod is fixedly connected with the sieve plate; the sieve plate is in sliding connection with the bottom plate component; a collecting box is arranged below the sieve plate; the collecting box is contacted with the bottom plate assembly; a first electric baffle is arranged on one side above the collecting box; the first electric baffle is fixedly connected with the bottom plate assembly; a second electric baffle is arranged on the other side above the collecting box; the second electric baffle is fixedly connected with the bottom plate assembly; a third bevel gear is arranged on the side part of the first bevel gear; the third bevel gear is fixedly connected with an eighth transmission shaft; the eighth transmission shaft is rotationally connected with the bottom plate assembly; the eighth transmission shaft is fixedly connected with the fourth bevel gear; the fourth bevel gear is meshed with the fifth bevel gear; the fifth bevel gear is fixedly connected with a ninth transmission shaft; the ninth transmission shaft is rotationally connected with the bottom plate assembly; the ninth transmission shaft is fixedly connected with the first screw rod; the first screw rod is rotationally connected with the bottom plate assembly; the first screw rod is connected with the sliding plate in a screwing way; the sliding plate is in sliding connection with the bottom plate assembly; the sliding plate is screwed with the second screw rod; the ninth transmission shaft is fixedly connected with a fifth transmission wheel; the fifth driving wheel is in driving connection with the sixth driving wheel through a belt; the sixth driving wheel is fixedly connected with the second screw rod; the second screw rod is rotationally connected with the bottom plate assembly;
the calcining unit comprises a fire box, a second motor, a tenth transmission shaft, a seventh transmission wheel, an eighth transmission wheel, an eleventh transmission shaft, a worm wheel, a twelfth transmission shaft, an inclined rod, a fixed block, a sliding rod, a spring, an electric turntable, an arc plate, a conical guide plate, an internal furnace, a third straight gear, a toothed ring, a second electric push rod, a cover plate and a third electric push rod; the fire box is rotationally connected with the bottom plate component; the side part of the fire box is provided with a second motor; the second motor is fixedly connected with the bottom plate assembly; the second motor is fixedly connected with a tenth transmission shaft; the tenth transmission shaft is rotationally connected with the bottom plate assembly; the tenth transmission shaft is fixedly connected with a seventh transmission wheel; the seventh driving wheel is in driving connection with the eighth driving wheel through a belt; the eighth driving wheel is fixedly connected with an eleventh driving shaft; the eleventh transmission shaft is rotationally connected with the bottom plate assembly; the eleventh transmission shaft is fixedly connected with the worm; the worm is meshed with the worm wheel; the worm wheel is fixedly connected with a twelfth transmission shaft; the twelfth transmission shaft is rotationally connected with the bottom plate assembly; the twelfth transmission shaft is fixedly connected with the diagonal rod; the inclined rod is contacted with the fixed block; the fixed block is fixedly connected with the sliding rod; the slide bar is in sliding connection with the stove box; the sliding rod is in sliding connection with the electric turntable; the fixed block is contacted with the spring; the spring is fixedly connected with the electric turntable; the electric turntable is fixedly connected with the bottom plate assembly; the slide bar is fixedly connected with the arc plate; a conical guide plate is arranged below the arc-shaped plate; the conical guide plate is fixedly connected with the internal furnace; the internal furnace is rotationally connected with the furnace box; the tenth transmission shaft is fixedly connected with the third straight gear; the third spur gear is meshed with the toothed ring; the toothed ring is fixedly connected with the stove box; the toothed ring is rotationally connected with the bottom plate assembly; a second electric push rod is arranged above the arc-shaped plate; the second electric push rod is fixedly connected with the bottom plate assembly; the second electric push rod is fixedly connected with the cover plate; the cover plate is fixedly connected with the third electric push rod; the third electric push rod is fixedly connected with the bottom plate component.
Preferably, the connection part of the fourth transmission shaft and the transmission shafts at the two ends is cut into a rectangular surface.
Preferably, the inner burner is provided with a plurality of heating grates.
Preferably, the inner annular surface of the fire box is provided with a certain number of lugs at equal intervals, and the length of the lugs is smaller than the distance between the fire box and the inner fire.
The beneficial effects are that: 1 in order to solve the problems that the solid fuel such as coal, coke and the like and the limestone are in a block structure with a certain volume, the block structures of the solid fuel and the limestone are not uniform, combustion heat of a solid fuel center with a larger volume cannot be well transferred to the limestone, and the surface area of the limestone with a larger volume is larger, so that the limestone cannot be in good contact with the fuel, the calcination time of the limestone is prolonged, the fuel consumption is increased, further, the resource waste is caused, the overall production cost of the lime is higher, and the economic and efficient calcination preparation of the lime is not facilitated.
2. The device is characterized in that a crushing unit, a screening unit and a calcining unit are arranged, when the device is used, firstly, limestone is crushed, then screened out, and the limestone is placed at a position to be used by using a kiln waste heat layered calcining device, and then, an external power supply is connected, and the starting is controlled by a control screen; firstly, the limestone is placed on a crushing unit fixed on a bottom plate component by a worker, then the crushing unit is utilized to crush the limestone, then, as more limestone powder is easy to generate in the crushing process, the crushed limestone and the generated limestone powder are conveyed to a screening unit by the crushing unit to prevent the occurrence of a clamping phenomenon when conveyed to the outer ring surface of the calciner, then, the limestone powder is screened out and collected by the screening unit, then, the limestone is conveyed to a calcining unit by the screening unit, and finally, the calcined limestone is taken out and collected by the worker in order to save fuel resources and improve the central combustion heat efficiency of a furnace and fully utilize waste heat in the calciner, then, a part of the limestone is conveyed to the central position in the furnace by the calcining unit, then, a part of the limestone is conveyed to the outer ring surface of the calciner, the high-temperature calcination is carried out by flame and waste heat of the outer ring surface, and finally, the part of the clamped limestone is crushed again by the calcining unit to prevent the occurrence of the clamping phenomenon when conveyed to the outer ring surface of the calciner.
3. The invention realizes the crushing of limestone, then screens out and collects limestone powder generated during the crushing, then respectively conveys the limestone to the central position in the furnace and the outer annular surface of the calciner, calcines the limestone by the flame and the waste heat of the outer annular surface, then crushes the jammed limestone for preventing the jam during the conveying, improves the central combustion heat efficiency of the furnace, fully utilizes the waste heat in the calciner, reduces the resource waste and reduces the whole production cost of lime.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic view of a second perspective structure of the present invention;
FIG. 3 is a schematic perspective view of a crushing unit according to the present invention;
FIG. 4 is a schematic view of a part of a crushing unit according to the present invention;
FIG. 5 is a schematic perspective view of a screening unit according to the present invention;
FIG. 6 is a schematic perspective view of a first portion of a screening unit according to the present invention;
FIG. 7 is a schematic perspective view of a second portion of the screening unit of the present invention;
FIG. 8 is a schematic perspective view of a calcining unit according to the present invention;
FIG. 9 is a schematic perspective view of a first portion of the calcining unit of the present invention;
FIG. 10 is a schematic perspective view of a second portion of the calcining unit of the present invention;
FIG. 11 is a schematic perspective view of a third portion of the calcining unit of the present invention.
Reference numerals illustrate: 1-floor assembly, 2-crushing unit, 3-screening unit, 4-calcining unit, 5-control screen, 201-crushed stone bin, 202-first drive wheel, 203-second drive wheel, 204-first drive shaft, 205-first hob, 206-first spur gear, 207-second spur gear, 208-second drive shaft, 209-second hob, 301-first motor, 302-third drive shaft, 303-fourth drive shaft, 304-first bevel gear, 305-second bevel gear, 306-first fixed plate, 307-first electric push rod, 308-fifth drive shaft, 309-third drive wheel, 310-fourth drive wheel, 311-sixth drive shaft, 312-rotating wheel, 313-first link, 314-seventh drive shaft, 315-second link, 316-screen plate, 317-collecting box, 318-first electric baffle, 319-second electric baffle, 320-third bevel gear, 321-eighth drive shaft, 322-fourth bevel gear, 323-fifth bevel gear, 324-ninth drive shaft, 325-first lead screw, 326-slide plate, 327-fifth drive wheel, 328-sixth drive wheel, 329-second lead screw, 401-fire box, 402-second motor, 403-tenth drive shaft, 404-seventh drive wheel, 405-eighth drive wheel, 406-eleventh drive shaft, 407-worm gear, 408-worm wheel, 409-twelfth drive shaft, 410-diagonal bar, 411-fixed block, 412-slide bar, 413-springs, 414-electric turntables, 415-arc plates, 416-conical guide plates, 417-internal furnaces, 418-third spur gears, 419-toothed rings, 420-second electric push rods, 421-cover plates and 422-third electric push rods.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
Example 1
The layered calcination device for screening out and utilizing kiln waste heat after crushing limestone, as shown in figures 1-11, comprises a bottom plate assembly 1, a crushing unit 2, a screening unit 3, a calcination unit 4 and a control screen 5; the bottom plate component 1 is connected with the crushing unit 2; the bottom plate component 1 is connected with the screening unit 3; the bottom plate component 1 is connected with the calcination unit 4; the bottom plate component 1 is connected with the control screen 5; the crushing unit 2 is connected to the screening unit 3.
Working principle: when in use, firstly, the limestone is crushed, then screened out, and the layered calcination device is placed at a position to be used by utilizing the waste heat of the kiln, then, a power supply is externally connected, and the starting is controlled through the control screen 5; firstly, the limestone is placed on the crushing unit 2 fixed on the bottom plate assembly 1 by workers, then, the crushing unit 2 is utilized to crush the limestone, then, as more limestone powder is easy to generate in the crushing process, the flame and the waste heat of the outer ring surface of the calciner are utilized to calcine the limestone at high temperature, then, the crushed limestone and the generated limestone powder are conveyed to the screening unit 3 by the crushing unit 2, then, the limestone powder is screened out by the screening unit 3 and collected, then, the limestone is conveyed to the calcining unit 4 by the screening unit 3, during the calcination, in order to save fuel resources and improve the combustion heat efficiency of the furnace center, and fully utilize the waste heat in the calciner, then, part of the limestone is conveyed to the furnace center position by the calcining unit 4, and then, the flame and the waste heat of the outer ring surface are utilized to calcine the limestone, then, in order to prevent the occurrence of a blocking phenomenon when the limestone is conveyed to the outer ring surface of the calciner, the part of the limestone is crushed again by the calcining unit 4, finally, the lime powder is taken out by the workers and the calcined lime is conveyed to the calcining center, and the waste heat is reduced when the cost is fully reduced, and the cost is reduced when the whole is conveyed to the furnace is completely, and the waste of the limestone is completely and the waste is reduced when the waste is conveyed to the furnace and the furnace is completely.
The crushing unit 2 comprises a crushed stone bin 201, a first driving wheel 202, a second driving wheel 203, a first transmission shaft 204, a first hob 205, a first straight gear 206, a second straight gear 207, a second transmission shaft 208 and a second hob 209; the broken stone bin 201 is fixedly connected with the bottom plate assembly 1; the side part of the stone breaking bin 201 is provided with a first driving wheel 202; the first driving wheel 202 is connected with the screening unit 3; the first driving wheel 202 is in driving connection with the second driving wheel 203 through a belt; the second driving wheel 203 is fixedly connected with the first driving shaft 204; the first transmission shaft 204 is rotatably connected with the bottom plate assembly 1; the first transmission shaft 204 is rotationally connected with the crushed stone bin 201; the first transmission shaft 204 is fixedly connected with a first hob 205; the first transmission shaft 204 is fixedly connected with the first straight gear 206; the first spur gear 206 is meshed with the second spur gear 207; the second spur gear 207 is fixedly connected with a second transmission shaft 208; the second transmission shaft 208 is rotatably connected with the bottom plate assembly 1; the second transmission shaft 208 is rotationally connected with the crushed stone bin 201; the second transmission shaft 208 is fixedly connected with a second hob 209.
Firstly, a worker places limestone in a stone crushing bin 201, then, the first hob 205 and the second hob 209 are used for relatively rotating to crush the limestone, the screening unit 3 operates to drive the first driving wheel 202 to rotate, the first driving wheel 202 rotates to drive the second driving wheel 203 to rotate through a belt, the second driving wheel 203 rotates to drive the first hob 205 to rotate through the first driving shaft 204, meanwhile, the first driving shaft 204 rotates to drive the first straight gear 206 to rotate, the first straight gear 206 rotates to drive the second straight gear 207 to reversely rotate, the second straight gear 207 rotates to drive the second hob 209 to reversely rotate through the second driving shaft 208, the first hob 205 and the second hob 209 are further made to relatively rotate to crush the limestone, and the crushing unit 2 realizes the crushing treatment of the limestone and transmits the limestone to the screening unit 3.
The screening unit 3 includes a first motor 301, a third transmission shaft 302, a fourth transmission shaft 303, a first bevel gear 304, a second bevel gear 305, a first fixed plate 306, a first electric push rod 307, a fifth transmission shaft 308, a third transmission wheel 309, a fourth transmission wheel 310, a sixth transmission shaft 311, a rotating wheel 312, a first connecting rod 313, a seventh transmission shaft 314, a second connecting rod 315, a screen plate 316, a collection box 317, a first electric baffle 318, a second electric baffle 319, a third bevel gear 320, an eighth transmission shaft 321, a fourth bevel gear 322, a fifth bevel gear 323, a ninth transmission shaft 324, a first screw 325, a slide plate 326, a fifth transmission wheel 327, a sixth transmission wheel 328, and a second screw 329; the first motor 301 is fixedly connected with the bottom plate assembly 1; the first motor 301 is fixedly connected with the third transmission shaft 302; the third transmission shaft 302 is rotatably connected with the bottom plate assembly 1; the third transmission shaft 302 is connected with the fourth transmission shaft 303; the fourth transmission shaft 303 is fixedly connected with the first bevel gear 304; the fourth transmission shaft 303 is fixedly connected with the second bevel gear 305; the fourth transmission shaft 303 is rotatably connected with the first fixing plate 306; the first fixing plate 306 is fixedly connected with the first electric push rod 307; the first electric push rod 307 is fixedly connected with the bottom plate assembly 1; the fourth transmission shaft 303 is connected with the fifth transmission shaft 308; the fifth transmission shaft 308 is rotatably connected with the bottom plate assembly 1; the fifth transmission shaft 308 is fixedly connected with the third transmission wheel 309; the third transmission wheel 309 is in transmission connection with the fourth transmission wheel 310 by a belt; the fourth driving wheel 310 is fixedly connected with a sixth driving shaft 311; the sixth transmission shaft 311 is rotatably connected with the bottom plate assembly 1; the sixth transmission shaft 311 is fixedly connected with the first transmission wheel 202; the sixth transmission shaft 311 is fixedly connected with the rotating wheel 312; the rotating wheel 312 is rotatably connected with the first link 313 through a rotating shaft; the first link 313 is rotatably connected with the seventh transmission shaft 314; the seventh transmission shaft 314 is rotatably connected with the second connecting rod 315; the second connecting rod 315 is in sliding connection with the bottom plate assembly 1; the second connecting rod 315 is fixedly connected with the sieve plate 316; the screen plate 316 is in sliding connection with the bottom plate assembly 1; a collecting box 317 is arranged below the screen plate 316; the collection bin 317 is in contact with the floor assembly 1; a first electric baffle 318 is arranged on one side above the collecting box 317; the first electric baffle 318 is fixedly connected with the bottom plate assembly 1; a second electric baffle 319 is arranged on the other side above the collecting box 317; the second electric baffle 319 is fixedly connected with the bottom plate assembly 1; the side of the first bevel gear 304 is provided with a third bevel gear 320; the third bevel gear 320 is fixedly connected with an eighth transmission shaft 321; the eighth transmission shaft 321 is rotatably connected with the bottom plate assembly 1; the eighth transmission shaft 321 is fixedly connected with the fourth bevel gear 322; the fourth bevel gear 322 is meshed with the fifth bevel gear 323; the fifth bevel gear 323 is fixedly connected with the ninth transmission shaft 324; the ninth transmission shaft 324 is rotatably connected with the bottom plate assembly 1; the ninth transmission shaft 324 is fixedly connected with the first screw rod 325; the first screw rod 325 is rotationally connected with the bottom plate assembly 1; the first screw rod 325 is screwed with the sliding plate 326; the slide plate 326 is slidably connected to the base plate assembly 1; the sliding plate 326 is screwed with the second screw 329; the ninth transmission shaft 324 is fixedly connected with a fifth transmission wheel 327; the fifth transmission wheel 327 is in transmission connection with a sixth transmission wheel 328 through a belt; the sixth driving wheel 328 is fixedly connected with the second screw rod 329; the second screw 329 is rotatably connected to the base plate assembly 1.
Since the crushing unit 2 is easy to generate more limestone powder in the lime stone crushing process, in order to improve the later combustion heat efficiency and the later product quality, the crushing unit 2 conveys the crushed lime stone and the generated lime stone powder to the sieve plate 316, then the sieve plate 316 reciprocates to remove the lime stone powder and collect the lime stone powder, the first motor 301 starts to drive the third transmission shaft 302 to rotate, the third transmission shaft 302 rotates to drive the fourth transmission shaft 303 to rotate, the fourth transmission shaft 303 rotates to drive the fifth transmission shaft 308 to rotate, the fifth transmission shaft 308 rotates to drive the third transmission shaft 309 to rotate, the third transmission shaft 309 rotates to drive the fourth transmission shaft 310 to rotate through a belt, the fourth transmission shaft 310 rotates to drive the rotating wheel 312 through the sixth transmission shaft 311, the rotating wheel 312 rotates to drive the first connection rod 313 through the rotating shaft, the first connection rod 313 rotates to drive the second connection rod 315 to move through the seventh transmission shaft 314, the second connecting rod 315 moves to drive the screen plate 316 to move, further drive the screen plate 316 to reciprocate, screen out the limestone powder, collect in the collecting box 317, then convey the limestone to calcine unit 4 through the slide plate 326, the fourth transmission shaft 303 rotates to drive the first bevel gear 304 to rotate, the fourth transmission shaft 303 rotates to drive the second bevel gear 305 to rotate, then, the first electric push rod 307 starts to control the fourth transmission shaft 303 to move between the third transmission shaft 302 and the fifth transmission shaft 308 through the first fixing plate 306, further control the engagement of the first bevel gear 304 and the second bevel gear 305 with the third bevel gear 320, when the first bevel gear 304 is engaged with the third bevel gear 320, the first bevel gear 304 rotates to drive the third bevel gear 320 to rotate, the third bevel gear 320 rotates to drive the fourth bevel gear 322 to rotate through the eighth transmission shaft 321, the fourth bevel gear 322 rotates to drive the fifth bevel gear 323 to rotate, the fifth bevel gear 323 rotates to drive the first screw rod 325 to rotate through the ninth transmission shaft 324, meanwhile, the ninth transmission shaft 324 rotates to drive the fifth transmission wheel 327 to rotate, the fifth transmission wheel 327 rotates to drive the sixth transmission wheel 328 to rotate through a belt, the sixth transmission wheel 328 rotates to drive the second screw rod 329 to rotate, at the moment, the first screw rod 325 and the second screw rod 329 rotate to drive the sliding plate 326 to move, when moving to the first electric baffle 318 and the second electric baffle 319, the first electric baffle 318 and the second electric baffle 319 start to shrink, further, the sliding plate 326 moves to convey limestone into the calcination unit 4, after the sliding plate 326 conveys the limestone into the calcination unit 4, the first electric baffle 318 and the second electric baffle 319 start to reset, when the second bevel gear 305 is meshed with the third bevel gear 320, the corresponding parts move to reset, the sixth transmission shaft 311 rotates to drive the first transmission wheel 202 to rotate, the screening unit 3 is used for removing and collecting the limestone powder, and then conveying the limestone into the calcination unit 4, and the transmission crushing unit 2 operates.
The calcination unit 4 comprises a fire box 401, a second motor 402, a tenth transmission shaft 403, a seventh transmission wheel 404, an eighth transmission wheel 405, an eleventh transmission shaft 406, a worm 407, a worm wheel 408, a twelfth transmission shaft 409, a diagonal rod 410, a fixed block 411, a slide bar 412, a spring 413, an electric rotary table 414, an arc plate 415, a conical deflector 416, an internal combustion furnace 417, a third straight gear 418, a toothed ring 419, a second electric push rod 420, a cover plate 421 and a third electric push rod 422; the fire box 401 is rotatably connected with the bottom plate assembly 1; the side of the fire box 401 is provided with a second motor 402; the second motor 402 is fixedly connected with the bottom plate assembly 1; the second motor 402 is fixedly connected with a tenth transmission shaft 403; the tenth transmission shaft 403 is rotatably connected with the bottom plate assembly 1; the tenth transmission shaft 403 is fixedly connected with a seventh transmission wheel 404; the seventh driving wheel 404 is in driving connection with an eighth driving wheel 405 through a belt; the eighth transmission wheel 405 is fixedly connected with an eleventh transmission shaft 406; the eleventh transmission shaft 406 is rotatably connected with the bottom plate assembly 1; the eleventh transmission shaft 406 is fixedly connected with the worm 407; the worm 407 is meshed with the worm wheel 408; the worm gear 408 is fixedly connected with a twelfth transmission shaft 409; the twelfth transmission shaft 409 is rotatably connected with the bottom plate assembly 1; the twelfth transmission shaft 409 is fixedly connected with the diagonal member 410; the diagonal rods 410 are in contact with the fixed blocks 411; the fixed block 411 is fixedly connected with the sliding rod 412; the slide bar 412 is in sliding connection with the fire box 401; the slide bar 412 is in sliding connection with the electric turntable 414; the fixed block 411 is in contact with the spring 413; the spring 413 is fixedly connected with the electric turntable 414; the electric turntable 414 is fixedly connected with the bottom plate assembly 1; the slide bar 412 is fixedly connected with the arc-shaped plate 415; a conical deflector 416 is arranged below the arc-shaped plate 415; the conical deflector 416 is fixedly connected with the inner stove 417; the inner burner 417 is rotatably connected to the burner box 401; the tenth transmission shaft 403 is fixedly connected with a third spur gear 418; the third spur gear 418 is meshed with the toothed ring 419; the toothed ring 419 is fixedly connected with the stove box 401; the toothed ring 419 is in rotary connection with the base plate assembly 1; a second electric push rod 420 is arranged above the arc-shaped plate 415; the second electric push rod 420 is fixedly connected with the bottom plate assembly 1; the second electric push rod 420 is fixedly connected with the cover plate 421; the cover plate 421 is fixedly connected with the third electric push rod 422; the third electric push rod 422 is fixedly connected with the bottom plate assembly 1.
Next, in order to save fuel resources and improve the central combustion heat efficiency of the furnace and fully utilize the waste heat in the calciner, a part of limestone is conveyed to the central position in the calciner through the arc-shaped plate 415, the second motor 402 is started to drive the seventh driving wheel 404 to rotate through the tenth driving shaft 403, the seventh driving wheel 404 rotates to drive the eighth driving wheel 405 to rotate through the belt, the eighth driving wheel 405 rotates to drive the worm 407 through the eleventh driving shaft 406, the worm 407 rotates to drive the worm wheel 408 to rotate, the worm wheel 408 rotates to drive the inclined rod 410 to rotate through the twelfth driving shaft 409, the inclined rod 410 rotates to drive the sliding rod 412 to move through the fixed block 411 so as to squeeze the spring 413, at the moment, the sliding rod 412 moves to drive the arc-shaped plate 415 to move to the side part close to the inner furnace 401, namely, the limestone is conveyed to the central position of the inner furnace 417 through the conical guide plate 416, further improving central combustion heat efficiency of the furnace, then, transferring part of limestone to the outer ring surface of the inner furnace 417, calcining the limestone at high temperature by flame and waste heat of the outer ring surface of the inner furnace 417, when the second motor 402 stops operating, the spring 413 rebounds to drive the corresponding parts to reset, further transferring part of limestone to the outer ring surface of the inner furnace 417, then, the electric turntable 414 starts to drive all parts on the slide bar 412 to move, so that all parts on the slide bar 412 are far away from the upper part of the fire box 401, then, in order to prevent the occurrence of jamming phenomenon when transferred to the outer ring surface of the inner furnace 417, the fire box 401 is utilized to crush part of the jammed limestone again, the tenth transmission shaft 403 rotates to drive the third spur gear 418 to rotate, the third spur gear 418 rotates to drive the toothed ring 419 to rotate, the toothed ring 419 rotates to drive the fire box 401 to rotate, and then the part of the jammed limestone is crushed again, the limestone falls into the bottom of the outer ring surface of the inner furnace 417, then, the second electric push rod 420 and the third electric push rod 422 are started to drive the cover plate 421 to move downwards, the fire box 401 is closed, the limestone is calcined at a high temperature in the furnace, finally, the calcined lime is taken out and collected by a worker, the calcining unit 4 saves fuel resources, improves the central combustion heat efficiency of the furnace, fully utilizes the waste heat in the calcining furnace, conveys a part of limestone to the central position in the furnace, conveys a part of limestone to the outer ring surface of the calcining furnace again, carries out high-temperature calcination on the limestone through the flame and the waste heat of the outer ring surface, then, in order to prevent the phenomenon of clamping when conveyed to the outer ring surface of the calcining furnace, crushes the partially clamped limestone again, and finally, closes the furnace to calcine.
The connection between the fourth transmission shaft 303 and the transmission shafts at both ends is cut into a rectangular surface.
The fourth transmission shaft 303 can be made to slide between the transmission shafts at both ends and kept rotating, so that the engagement of the first bevel gear 304 and the second bevel gear 305 with the third bevel gear 320 is controlled by the first electric push rod 307.
The inner burner 417 is provided with a multi-layered heating grate.
The limestone is allowed to undergo stratified combustion in the inner burner 417, thereby further improving the combustion heat efficiency of the inner burner 417.
The inner annular surface of the fire box 401 is provided with a certain number of lugs at equal intervals in an annular shape, and the length of the lugs is smaller than the distance between the fire box 401 and the inner fire 417.
The furnace box 401 may be caused to re-crush partially stuck limestone as it is rotated.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (4)
1. The utility model provides a limestone is broken back and is sieved and remove and utilize kiln waste heat layering calcination device, including bottom plate subassembly and control panel, characterized by: the device also comprises a crushing unit, a screening unit and a calcining unit; the bottom plate component is connected with the crushing unit; the bottom plate component is connected with the screening unit; the bottom plate component is connected with the calcination unit; the bottom plate component is connected with the control screen; the crushing unit is connected with the screening unit;
the crushing unit comprises a broken stone bin, a first driving wheel, a second driving wheel, a first driving shaft, a first hob, a first spur gear, a second driving shaft and a second hob; the broken stone bin is fixedly connected with the bottom plate assembly; the side part of the stone breaking bin is provided with a first driving wheel; the first driving wheel is connected with the screening unit; the first driving wheel is in driving connection with the second driving wheel through a belt; the second driving wheel is fixedly connected with the first driving shaft; the first transmission shaft is rotationally connected with the bottom plate assembly; the first transmission shaft is rotationally connected with the crushed stone bin; the first transmission shaft is fixedly connected with the first hob; the first transmission shaft is fixedly connected with the first straight gear; the first straight gear is meshed with the second straight gear; the second spur gear is fixedly connected with a second transmission shaft; the second transmission shaft is rotationally connected with the bottom plate assembly; the second transmission shaft is rotationally connected with the broken stone bin; the second transmission shaft is fixedly connected with a second hob;
the screening unit comprises a first motor, a third transmission shaft, a fourth transmission shaft, a first bevel gear, a second bevel gear, a first fixed plate, a first electric push rod, a fifth transmission shaft, a third transmission wheel, a fourth transmission wheel, a sixth transmission shaft, a rotating wheel, a first connecting rod, a seventh transmission shaft, a second connecting rod, a screen plate, a collecting box, a first electric baffle, a second electric baffle, a third bevel gear, an eighth transmission shaft, a fourth bevel gear, a fifth bevel gear, a ninth transmission shaft, a first screw rod, a sliding plate, a fifth transmission wheel, a sixth transmission wheel and a second screw rod; the first motor is fixedly connected with the bottom plate assembly; the first motor is fixedly connected with the third transmission shaft; the third transmission shaft is rotationally connected with the bottom plate assembly; the third transmission shaft is connected with the fourth transmission shaft; the fourth transmission shaft is fixedly connected with the first bevel gear; the fourth transmission shaft is fixedly connected with the second bevel gear; the fourth transmission shaft is rotationally connected with the first fixed plate; the first fixing plate is fixedly connected with the first electric push rod; the first electric push rod is fixedly connected with the bottom plate assembly; the fourth transmission shaft is connected with the fifth transmission shaft; the fifth transmission shaft is rotationally connected with the bottom plate assembly; the fifth transmission shaft is fixedly connected with the third transmission wheel; the third driving wheel is in driving connection with the fourth driving wheel through a belt; the fourth driving wheel is fixedly connected with a sixth driving shaft; the sixth transmission shaft is rotationally connected with the bottom plate assembly; the sixth transmission shaft is fixedly connected with the first transmission wheel; the sixth transmission shaft is fixedly connected with the rotating wheel; the rotating wheel is rotationally connected with the first connecting rod through a rotating shaft; the first connecting rod is rotationally connected with the seventh transmission shaft; the seventh transmission shaft is rotationally connected with the second connecting rod; the second connecting rod is in sliding connection with the bottom plate assembly; the second connecting rod is fixedly connected with the sieve plate; the sieve plate is in sliding connection with the bottom plate component; a collecting box is arranged below the sieve plate; the collecting box is contacted with the bottom plate assembly; a first electric baffle is arranged on one side above the collecting box; the first electric baffle is fixedly connected with the bottom plate assembly; a second electric baffle is arranged on the other side above the collecting box; the second electric baffle is fixedly connected with the bottom plate assembly; a third bevel gear is arranged on the side part of the first bevel gear; the third bevel gear is fixedly connected with an eighth transmission shaft; the eighth transmission shaft is rotationally connected with the bottom plate assembly; the eighth transmission shaft is fixedly connected with the fourth bevel gear; the fourth bevel gear is meshed with the fifth bevel gear; the fifth bevel gear is fixedly connected with a ninth transmission shaft; the ninth transmission shaft is rotationally connected with the bottom plate assembly; the ninth transmission shaft is fixedly connected with the first screw rod; the first screw rod is rotationally connected with the bottom plate assembly; the first screw rod is connected with the sliding plate in a screwing way; the sliding plate is in sliding connection with the bottom plate assembly; the sliding plate is screwed with the second screw rod; the ninth transmission shaft is fixedly connected with a fifth transmission wheel; the fifth driving wheel is in driving connection with the sixth driving wheel through a belt; the sixth driving wheel is fixedly connected with the second screw rod; the second screw rod is rotationally connected with the bottom plate assembly;
the calcining unit comprises a fire box, a second motor, a tenth transmission shaft, a seventh transmission wheel, an eighth transmission wheel, an eleventh transmission shaft, a worm wheel, a twelfth transmission shaft, an inclined rod, a fixed block, a sliding rod, a spring, an electric turntable, an arc plate, a conical guide plate, an internal furnace, a third straight gear, a toothed ring, a second electric push rod, a cover plate and a third electric push rod; the fire box is rotationally connected with the bottom plate component; the side part of the fire box is provided with a second motor; the second motor is fixedly connected with the bottom plate assembly; the second motor is fixedly connected with a tenth transmission shaft; the tenth transmission shaft is rotationally connected with the bottom plate assembly; the tenth transmission shaft is fixedly connected with a seventh transmission wheel; the seventh driving wheel is in driving connection with the eighth driving wheel through a belt; the eighth driving wheel is fixedly connected with an eleventh driving shaft; the eleventh transmission shaft is rotationally connected with the bottom plate assembly; the eleventh transmission shaft is fixedly connected with the worm; the worm is meshed with the worm wheel; the worm wheel is fixedly connected with a twelfth transmission shaft; the twelfth transmission shaft is rotationally connected with the bottom plate assembly; the twelfth transmission shaft is fixedly connected with the diagonal rod; the inclined rod is contacted with the fixed block; the fixed block is fixedly connected with the sliding rod; the slide bar is in sliding connection with the stove box; the sliding rod is in sliding connection with the electric turntable; the fixed block is contacted with the spring; the spring is fixedly connected with the electric turntable; the electric turntable is fixedly connected with the bottom plate assembly; the slide bar is fixedly connected with the arc plate; a conical guide plate is arranged below the arc-shaped plate; the conical guide plate is fixedly connected with the internal furnace; the internal furnace is rotationally connected with the furnace box; the tenth transmission shaft is fixedly connected with the third straight gear; the third spur gear is meshed with the toothed ring; the toothed ring is fixedly connected with the stove box; the toothed ring is rotationally connected with the bottom plate assembly; a second electric push rod is arranged above the arc-shaped plate; the second electric push rod is fixedly connected with the bottom plate assembly; the second electric push rod is fixedly connected with the cover plate; the cover plate is fixedly connected with the third electric push rod; the third electric push rod is fixedly connected with the bottom plate component.
2. The device for removing and using waste heat of kiln furnace for layered calcination after crushing limestone according to claim 1, wherein the joint of the fourth transmission shaft and the transmission shafts at both ends is cut into rectangular surfaces.
3. A device for the post-crushing screening and layered calcination of limestone using waste heat from a kiln according to claim 2, wherein the inner furnace is provided with a plurality of heating grates.
4. A device for screening out and calcining limestone after crushing and utilizing waste heat of kiln according to claim 3, wherein the inner annular surface of the fire box is provided with a plurality of lugs at equal intervals in a ring shape, and the length of the lugs is smaller than the distance between the fire box and the inner fire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110317037.7A CN113182034B (en) | 2021-03-25 | 2021-03-25 | Device for screening out and utilizing waste heat of kiln to calcine limestone in layering mode after crushing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110317037.7A CN113182034B (en) | 2021-03-25 | 2021-03-25 | Device for screening out and utilizing waste heat of kiln to calcine limestone in layering mode after crushing |
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| CN110586294A (en) * | 2019-09-18 | 2019-12-20 | 杭州中禄新材料有限公司 | A automatic rubble processingequipment for cement manufacture |
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| CN104310809B (en) * | 2014-10-22 | 2016-06-08 | 张土山 | A kind of sandwich lime calcining equipment |
| CN204503257U (en) * | 2015-03-30 | 2015-07-29 | 梅县梅雁旋窑水泥有限公司 | A kind of manufacture of cement Limestone crushing device |
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| CN210787679U (en) * | 2019-10-08 | 2020-06-19 | 江苏北山建材有限公司 | Lime stone crusher |
| CN110918453A (en) * | 2019-12-10 | 2020-03-27 | 邓卓 | Sand sieving mechanism for building engineering |
| CN112191509B (en) * | 2020-10-14 | 2022-07-05 | 山西路桥第四工程有限公司 | Highway is with basement stone screening installation |
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| CN102180604A (en) * | 2010-12-15 | 2011-09-14 | 周生献 | Spinning bed equipment and process for producing high-activity lime with spinning bed |
| CN109248573A (en) * | 2018-11-19 | 2019-01-22 | 佛山科学技术学院 | A kind of high adjustable lime stone delivery device of covering of sewage-treatment plant |
| CN110586294A (en) * | 2019-09-18 | 2019-12-20 | 杭州中禄新材料有限公司 | A automatic rubble processingequipment for cement manufacture |
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