CN213686836U - Rotary kiln clinker incineration crushing system - Google Patents
Rotary kiln clinker incineration crushing system Download PDFInfo
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- CN213686836U CN213686836U CN202022189269.2U CN202022189269U CN213686836U CN 213686836 U CN213686836 U CN 213686836U CN 202022189269 U CN202022189269 U CN 202022189269U CN 213686836 U CN213686836 U CN 213686836U
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Abstract
The utility model relates to a crushing furnace and relevant technical field, concretely relates to rotary kiln grog burns broken system, including vertical burning furnace and broken discharger, the feed end that vertical burning furnace was burnt is connected with the discharging pipe of rotary kiln, vertical burning furnace top that burns is provided with the waste heat outlet duct, vertical burning furnace middle part is provided with the gas intake pipe, vertical burning furnace bottom discharge end and broken discharger feed end intercommunication burn, wherein be provided with first crushing mechanism and the broken mechanism of second in the broken discharger, broken discharger upper portion is located to first crushing mechanism, first crushing mechanism can be broken with the grog that vertical burning furnace emits into, broken discharger middle part is located to the broken discharger of second crushing mechanism, the broken back grog of first crushing mechanism can be broken again to the broken mechanism of second. Through setting up a plurality of crushing mechanisms, carry out a lot of breakage to the raw materials after passing through incinerator processing in the rotary kiln, make it can satisfy the follow-up processing procedure demand of haydite sand.
Description
Technical Field
The utility model relates to a crushing furnace and relevant technical field, concretely relates to rotary kiln grog burns broken system.
Background
After the rotary kiln process is completed in the granulation process, materials in the rotary kiln need to be conveyed to an incinerator for incineration to obtain clinker, then the clinker is crushed by a crusher, and finally the clinker is conveyed to a clinker warehouse through a conveying belt for temporary storage.
Chinese patent publication No. CN207662211U discloses a high-efficiency composite vertical cooler for cement clinker calcination, in which a roller crusher is used for single-stage crushing after incineration, and this equipment is also often used in a ceramsite sand granulation process, but because there is a difference in the particle size, material quality, hardness and other parameters between ceramsite sand and cement, a single-stage crushing structure is selected, so that the particle size is difficult to be unified after crushing, and the clinker is conveyed to a clinker silo and needs to be manually screened again, which increases labor cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rotary kiln grog burns broken system to above problem.
The technical scheme who adopts is, a rotary kiln grog burns broken system includes vertical burning furnace and broken discharger, the feed end of vertical burning furnace is connected with the discharging pipe of rotary kiln, vertical burning furnace top is provided with the waste heat outlet duct, vertical burning furnace middle part is provided with the gas intake pipe, vertical burning furnace bottom discharge end and broken discharger feed end intercommunication, wherein be provided with first crushing mechanism and second crushing mechanism in the broken discharger, broken discharger upper portion is located to first crushing mechanism, first crushing mechanism can be broken with the grog that vertical burning furnace discharged into, broken discharger middle part is located to second crushing mechanism, second crushing mechanism can be broken the back grog of first crushing mechanism recrushing.
Optionally, the first crushing mechanism is a crushing roller set, the crushing roller set is located right below the discharge end of the vertical incinerator, and the crushing roller set comprises two crushing rollers.
Further, the broken mechanism of second includes fixed broken ring, first brace table, second brace table and tower iron comb, fixed broken ring is the loop configuration, fixed broken ring one end and broken discharger inner wall connection, the second brace table is connected with fixed broken ring, tower iron comb is located second brace table top, first brace table is located fixed broken ring below, first brace table and broken discharger inner wall connection, be provided with the motor on the first brace table, the power take off end of motor is connected with tower iron comb through the pivot that passes second brace table.
Optionally, one surface of the fixed crushing ring facing the tower-type iron grate comprises an inclined surface and a vertical surface, an inclined crushing cavity is formed between the inclined surface of the fixed crushing ring and the tower-type iron grate, a vertical discharging cavity is formed between the vertical surface of the fixed crushing ring and the second supporting table, and the inclined crushing cavity is communicated with the vertical discharging cavity.
Optionally, the grinding block is arranged on the inclined surface of the fixed crushing ring, and the caliber of the inclined crushing cavity is reduced from top to bottom.
Optionally, the second supporting table is connected with the vertical surface of the fixed crushing ring through a connecting sheet, and the vertical blanking cavity is located between the adjacent connecting sheets.
Furthermore, an air inlet pipe is connected to the crushing discharger, and the joint of the air inlet pipe and the crushing discharger is located below the second support table.
The utility model has the advantages that at least one of the following advantages is included;
1. through setting up a plurality of crushing mechanisms, carry out a lot of breakage to the raw materials after passing through incinerator processing in the rotary kiln, make it can satisfy the follow-up processing procedure demand of haydite sand.
2. Adopt crushing roller, fixed crushing ring and the working method that tower iron grate was collocated mutually, carry out the breakage through the crushing roller in vertical direction, grind with fixed crushing ring rotation through tower iron grate in the horizontal direction and carry out the breakage, increase substantially crushing effect to the preparation of haydite sand.
3. The problem of among the current ceramsite sand preparation technology, burn broken system and use single-stage crushing mechanism, because ceramsite sand requires on parameter such as particle diameter, material and hardness higher, chooses single-stage crushing structure for use, leads to the difficult unification of broken back particle diameter, carries to the ripe feed bin storehouse and needs artifical secondary screening, has increased the cost of labor is solved.
Drawings
FIG. 1 is a schematic structural diagram of a rotary kiln clinker burning and crushing system;
FIG. 2 is an enlarged schematic view of area A in FIG. 1;
FIG. 3 is a schematic view of the structure of a tower-type iron grate;
labeled as: the device comprises a vertical incinerator 1, a rotary kiln 2, a waste heat air outlet pipe 3, a gas inlet pipe 4, a crushing discharger 5, a crushing roller set 6, a fixed crushing ring 7, a tower-type iron grate 8, an air inlet pipe 10, a first supporting table 11, a motor 12, a second supporting table 13, a connecting sheet 14, a vertical discharging cavity 15, a grinding block 16 and an inclined crushing cavity 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, a rotary kiln clinker incineration crushing system comprises a vertical incinerator 1 and a crushing discharger 5, wherein a feed end of the vertical incinerator 1 is connected with a discharge pipe of the rotary kiln 2, a waste heat outlet pipe 3 is arranged at the top of the vertical incinerator 1, a gas inlet pipe 4 is arranged in the middle of the vertical incinerator 1, a discharge end at the bottom of the vertical incinerator 1 is communicated with a feed end of the crushing discharger 5, a first crushing mechanism and a second crushing mechanism are arranged in the crushing discharger 5, the first crushing mechanism is arranged at the upper part of the crushing discharger 5, the first crushing mechanism can crush clinker discharged from the vertical incinerator 1, the second crushing mechanism is arranged in the middle of the crushing discharger 5, and the second crushing mechanism can crush the clinker again after the first crushing mechanism is crushed.
The purpose of design like this is through setting up a plurality of crushing mechanisms, carries out a lot of breakage to the raw materials after the incinerator is handled in the rotary kiln, makes it can satisfy the follow-up processing procedure demand of haydite sand. The problem of among the current ceramsite sand preparation technology, burn broken system and use single-stage crushing mechanism, because ceramsite sand requires on parameter such as particle diameter, material and hardness higher, chooses single-stage crushing structure for use, leads to the difficult unification of broken back particle diameter, carries to the ripe feed bin storehouse and needs artifical secondary screening, has increased the cost of labor is solved.
The application also provides a concrete structure of first crushing mechanism, and wherein first crushing mechanism is broken roller set 6, and broken roller set 6 is located vertical burning furnace 1 discharge end under, and broken roller set 6 includes two crushing rollers.
In use, clinker burned by the vertical incinerator enters the feeding end of the crushing discharger from the discharge end at the bottom of the vertical incinerator, the first crushing mechanism comprises a crushing roller set consisting of two crushing rollers, one crushing roller set rotates clockwise, the other crushing roller set rotates anticlockwise, the clinker attached to the surface of the crushing roller set rotates towards the gap in the crushing roller set, crushing teeth on the crushing roller set crush the clinker, and finally the clinker falls into the second crushing mechanism from the gap in the crushing roller set to be crushed again.
It should be noted that, in some scenarios, the crushing roller set may be composed of more than two crushing rollers, for example, when there are three crushing rollers, the crushing roller that may be located in the middle has no power source for the auxiliary crushing roller, and the crushing rollers located on the left and right sides rotate under the driving of the power source, or may be four crushing rollers, where two of them rotate as a set.
As shown in fig. 3, the present application further provides a specific structure of the second crushing mechanism, wherein the second crushing mechanism includes a fixed crushing ring 7, a first supporting platform 11, a second supporting platform 13 and a tower-type iron grate 8, the fixed crushing ring 7 is of an annular structure, one end of the fixed crushing ring 7 is connected with the inner wall of the crushing discharger 5, the second supporting platform 13 is connected with the fixed crushing ring 7, the tower-type iron grate 8 is located above the second supporting platform 13, the first supporting platform 11 is located below the fixed crushing ring 7, the first supporting platform 11 is connected with the inner wall of the crushing discharger 5, a motor 12 is arranged on the first supporting platform 11, and a power output end of the motor 12 is connected with the tower-type iron grate 8 through a rotating shaft passing through the second supporting platform 13. The one side of fixed broken ring 7 towards tower iron double-edged fine-toothed comb 8 includes inclined plane and vertical face, and forms the broken chamber 17 of slope between the inclined plane of fixed broken ring 7 and tower iron double-edged fine-toothed comb 8, forms vertical unloading chamber 15 between the vertical face of fixed broken ring 7 and second brace table 13, and broken chamber 17 of slope and vertical unloading chamber 15 intercommunication set up abrasive brick 16 on the inclined plane of fixed broken ring 7, and the bore in the broken chamber 17 of slope reduces from top to bottom.
The clinker falling from the first crushing mechanism falls on the tower-type iron grate, the tower-type iron grate rotates under the driving of the motor, the clinker falling on the tower-type iron grate moves towards the bottom due to the tower-type structure of the tower-type iron grate, then enters an inclined crushing cavity formed by the tower-type iron grate and a fixed crushing ring, an abrasive block is arranged on the inclined surface of the fixed crushing ring, and the clinker and the abrasive block are subjected to friction crushing to form smaller-sized particles when the tower-type iron grate rotates, and then the particles enter a vertical discharging cavity to finish discharging.
Meanwhile, a mode that the second supporting platform and the fixed crushing ring are connected is further provided in the embodiment, the second supporting platform 13 is connected with the vertical surface of the fixed crushing ring 7 through a connecting piece 14, and the vertical blanking cavity 15 is located between the adjacent connecting pieces 14.
Adopt the connection piece to be fixed in fixed broken intra-annular with the second brace table, the grog after the breakage falls down from the clearance of connection piece, it needs to point out that the difficult jam that appears in vertical unloading chamber in the normal use, but avoids special circumstances to take place, needs the site work personnel to carry out manual cleaning when carrying out work in the scene and taking turns.
In this embodiment, the crushing and discharging device is further connected with an air inlet pipe 10, and the connection position of the air inlet pipe 10 and the crushing and discharging device 5 is located below the second support table 13.
The purpose of using the air inlet pipe is to introduce gas into the crushing discharger, so that the gas in the waste heat gas outlet pipe can be smoothly led out, and simultaneously, under the condition of reasonable control of the gas pressure introduced, clinker blocked in the vertical discharging cavity can be subjected to back blowing, so that the blocking condition is relieved.
Claims (7)
1. The utility model provides a rotary kiln grog burns broken system, includes vertical burning furnace (1) and broken discharger (5), the feed end of vertical burning furnace (1) is connected with the discharging pipe of rotary kiln (2), and vertical burning furnace (1) top is provided with waste heat outlet duct (3), and vertical burning furnace (1) middle part is provided with gas intake pipe (4), and vertical burning furnace (1) bottom discharge end communicates its characterized in that with broken discharger (5) feed end: the vertical type incinerator is characterized in that a first crushing mechanism and a second crushing mechanism are arranged in the crushing discharger (5), the first crushing mechanism is arranged on the upper portion of the crushing discharger (5) and can crush clinker discharged from the vertical type incinerator (1), the second crushing mechanism is arranged in the middle of the crushing discharger (5), and the second crushing mechanism can crush the clinker crushed by the first crushing mechanism.
2. The rotary kiln clinker incineration crushing system as recited in claim 1, wherein: the first crushing mechanism is a crushing roller set (6), the crushing roller set (6) is positioned right below the discharge end of the vertical incinerator (1), and the crushing roller set (6) comprises two crushing rollers.
3. The rotary kiln clinker incineration crushing system as recited in claim 2, wherein: the second crushing mechanism comprises a fixed crushing ring (7), a first supporting platform (11), a second supporting platform (13) and a tower-type iron grate (8), the fixed crushing ring (7) is of an annular structure, one end of the fixed crushing ring (7) is connected with the inner wall of a crushing discharger (5), the second supporting platform (13) is connected with the fixed crushing ring (7), the tower-type iron grate (8) is located above the second supporting platform (13), the first supporting platform (11) is located below the fixed crushing ring (7), the first supporting platform (11) is connected with the inner wall of the crushing discharger (5), a motor (12) is arranged on the first supporting platform (11), and the power output end of the motor (12) is connected with the tower-type iron grate (8) through a rotating shaft penetrating through the second supporting platform (13).
4. A rotary kiln clinker incineration crushing system as claimed in claim 3, characterized in that: one surface of the fixed crushing ring (7) facing the tower-type iron grate (8) comprises an inclined surface and a vertical surface, an inclined crushing cavity (17) is formed between the inclined surface of the fixed crushing ring (7) and the tower-type iron grate (8), a vertical discharging cavity (15) is formed between the vertical surface of the fixed crushing ring (7) and the second supporting table (13), and the inclined crushing cavity (17) is communicated with the vertical discharging cavity (15).
5. The rotary kiln clinker incineration crushing system as recited in claim 4, wherein: the grinding block (16) is arranged on the inclined surface of the fixed crushing ring (7), and the caliber of the inclined crushing cavity (17) is reduced from top to bottom.
6. The rotary kiln clinker incineration crushing system as recited in claim 4, wherein: the second supporting table (13) is connected with the vertical surface of the fixed crushing ring (7) through a connecting sheet (14), and the vertical blanking cavity (15) is located between the adjacent connecting sheets (14).
7. A rotary kiln clinker incineration crushing system as claimed in claim 3, characterized in that: the crushing discharger (5) is further connected with an air inlet pipe (10), and the joint of the air inlet pipe (10) and the crushing discharger (5) is located below the second supporting table (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022189269.2U CN213686836U (en) | 2020-09-29 | 2020-09-29 | Rotary kiln clinker incineration crushing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022189269.2U CN213686836U (en) | 2020-09-29 | 2020-09-29 | Rotary kiln clinker incineration crushing system |
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| CN213686836U true CN213686836U (en) | 2021-07-13 |
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| CN202022189269.2U Active CN213686836U (en) | 2020-09-29 | 2020-09-29 | Rotary kiln clinker incineration crushing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534881A (en) * | 2022-02-16 | 2022-05-27 | 洪文祥 | Cement raw meal calcining equipment |
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2020
- 2020-09-29 CN CN202022189269.2U patent/CN213686836U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534881A (en) * | 2022-02-16 | 2022-05-27 | 洪文祥 | Cement raw meal calcining equipment |
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