Flue gas dedusting equipment for rotary kiln

Abstract

The application relates to the technical field of flue gas dust removal, and discloses a flue gas dust removal equipment for a rotary kiln, a dust removal inner core is movably sleeved at an inner position of a dust removal core replacing assembly, a first plugging cover is fixedly sleeved at a left position of the dust removal core replacing assembly, a second plugging cover is fixedly sleeved at a right position of the dust removal core replacing assembly, flue gas pipelines are fixedly connected to the surface sides of the first plugging cover and the second plugging cover away from the dust removal core replacing assembly, and a second motor is fixedly connected to one side of a gear housing. The dust removal core replacing assembly, the dust removal inner core, the second motor and the dust removal inner pipeline are arranged, so that when the flue gas dust removal equipment needs to be cleaned, the dust removal inner core in the dust removal core replacing assembly is driven to rotate by the second motor, the dust removal inner pipeline in the dust removal inner core is driven to rotate, different dust removal inner pipelines are connected with the flue gas pipelines, and the normal flue gas discharge is not affected during the equipment cleaning.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of flue gas dust removal, more particularly to a flue gas dust removal equipment for a rotary kiln. BACKGROUND

[0002] The rotary kiln is a kind of rotary calcination kiln, commonly known as rotary kiln, which belongs to the building material equipment category. It is widely used in building materials, metallurgy, chemical industry, environmental protection and other production industries, and is mainly used for mechanical, physical or chemical treatment of solid materials. The main components of the rotary kiln include the cylinder, the supporting device, the transmission device, the kiln head and the kiln tail, etc. When the rotary kiln is used, the flue gas generated needs to be removed to avoid direct emission of flue gas and pollution of the environment.

[0003] In the prior art, the flue gas dust removal equipment for the rotary kiln, especially when the equipment is cleaned, generally needs to be closed for normal flue gas emission, and the equipment is cleaned and maintained manually. Not only is the operation procedure complicated, but also the normal flue gas emission of the rotary kiln is affected, and the labor intensity of manual cleaning is high, and the cleaning speed is slow. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the present application provides a flue gas dust removal equipment for a rotary kiln to solve the problems existing in the background art.

[0005] The present application provides the following technical scheme: a flue gas dust removal equipment for a rotary kiln, comprising a dust removal core replacement assembly, a dust removal inner core movably sleeved inside the dust removal core replacement assembly, a first blocking cover fixedly sleeved on the left side of the dust removal core replacement assembly, a second blocking cover fixedly sleeved on the right side of the dust removal core replacement assembly, a flue gas pipeline fixedly connected to the surface side of the first blocking cover and the second blocking cover away from the dust removal core replacement assembly, an outer sleeve fixedly connected to the top side of the flue gas pipeline away from the surface of the dust removal core replacement assembly, a first motor fixedly connected to the top side of the outer sleeve, and a gear housing fixedly connected to the surface side of the dust removal inner core. By providing the dust removal core replacement assembly, the dust removal inner core, the second motor and the dust removal inner pipeline, when the flue gas dust removal equipment needs to be cleaned, the dust removal inner core inside the dust removal core replacement assembly is driven to rotate by the second motor, so that the dust removal inner pipeline inside the dust removal inner core is driven to rotate, different dust removal inner pipelines are connected to the flue gas pipeline, and the normal flue gas emission is not affected during the equipment cleaning process.

[0006] Further, the gear housing is fixedly connected with a second motor on one side, the second sealing cover is fixedly connected with a cleaning sleeve on the top of the flue gas pipeline away from the dust removal core replacement assembly, the cleaning sleeve is fixedly connected with a third motor on the top, and the cleaning assembly is movably sleeved in the cleaning sleeve. Through the cleaning sleeve and the cleaning assembly, the cleaning assembly can clean the equipment, reduce the operation steps of manual cleaning, and reduce the labor intensity of workers.

[0007] Further, the first sealing cover is fixedly connected with a circular through hole in the position of the outer sleeve, and the overall shape of the first sealing cover and the second sealing cover is the same. Through the first sealing cover and the second sealing cover, the dust removal inner core can be sealed, thereby avoiding the leakage during flue gas emission and causing environmental pollution, and the dust and impurities in the air are blocked to prevent them from entering the inside of the dust removal inner core.

[0008] Further, the outer sleeve is provided with a connecting plate on one side close to the first sealing cover, a circular housing is fixedly connected to one side of the top of the outer sleeve, a first gear is movably connected in the circular housing, and the first gear is transmissionally connected to one side of the first motor. The outer sleeve is movably sleeved with an extension rod. When the equipment needs to be cleaned, the extension rod is pushed to quickly clean the inside of the equipment, which is simple and convenient and reduces the labor intensity of workers.

[0009] Further, the extension rod is provided with a rack on the top, the rack is meshed with the first gear, the extension rod is fixedly connected with a cleaning scraper on one side close to the first sealing cover, and the cleaning scraper is fixedly connected with a connecting rod on one side away from the extension rod. Through the meshing of the rack and the first gear, the first gear is rotated to drive the rack to move, so that the extension rod is driven to extend and retract.

[0010] Further, the cleaning sleeve is provided with a blowdown pipe on one side of the bottom, the dust removal core replacement assembly is fixedly connected with a connecting block on one side of the top, the connecting block is movably sleeved with a threaded rod inside, and the threaded rod is transmissionally connected to one side of the third motor. Through the cleaning sleeve, the generated wastewater during cleaning can be blocked to avoid splashing and polluting the surrounding environment.

[0011] Further, the cleaning assembly comprises a circular disc, a water pump is fixedly connected to one side of the circular disc away from the second sealing cover, limiting push rods are fixedly connected to both sides of the surface of the circular disc close to the second sealing cover, a water supply pipeline is movably sleeved in the circular disc, one end of the water supply pipeline is fixedly connected to one side of the water pump, atomizing nozzles are arranged on one side of the limiting push rod away from the circular disc, the atomizing nozzles are arranged in an array on one side of the limiting push rod away from the circular disc, a butt joint block is fixedly connected to the top of the circular disc, and the first motor, the outer sleeve, the telescopic rod, the cleaning sleeve and the cleaning assembly are arranged, so that the telescopic rod in the outer sleeve is moved by the first motor during the cleaning process, the filter core in the dust removal inner pipeline is driven by the telescopic rod to enter the cleaning sleeve for cleaning, the manual cleaning operation is reduced, the labor intensity of workers is reduced, and the cleaning speed is improved.

[0012] Further, the surface of the dust removal inner core is fixedly sleeved with a butt joint gear, a second gear is movably sleeved in the gear housing, the second gear is in transmission connection with the second motor, the second gear and the butt joint gear are in meshing connection, and a plurality of dust removal inner pipelines arranged in an array are fixedly sleeved in the dust removal inner core, and a cylindrical inner cavity is arranged in the dust removal inner core at the positions sleeved with the dust removal inner pipelines, so that the butt joint gear is rotated by the second gear, the dust removal inner core is driven to rotate by the butt joint gear, and the dust removal inner pipelines are driven to be switched.

[0013] Further, a filter core is movably sleeved at one side in the dust removal inner pipeline, so that the filter core is disassembled for cleaning, and the dust in the flue gas is prevented from blocking the filter core and affecting the normal use of the filter core.

[0014] The technical effects and advantages of the present application are as follows:

[0015] The dust removal core assembly, the dust removal inner core, the second motor and the dust removal inner pipeline are arranged, so that the dust removal inner core in the dust removal core assembly is rotated by the second motor when the flue gas dust removal equipment needs to be cleaned, the dust removal inner pipeline in the dust removal inner core is driven to rotate, different dust removal inner pipelines are connected with the flue gas pipeline, and the normal discharge of the flue gas is not affected during the equipment cleaning process.

[0016] The first motor, the outer sleeve, the telescopic rod, the cleaning sleeve and the cleaning assembly are arranged, so that the telescopic rod in the outer sleeve is moved by the first motor during the cleaning process, the filter core in the dust removal inner pipeline is driven by the telescopic rod to enter the cleaning sleeve for cleaning, the manual cleaning operation is reduced, the labor intensity of workers is reduced, and the cleaning speed is improved. Attached Figure Description

[0017] Figure 1 This is a schematic cross-sectional view of the overall structure of the present invention.

[0018] Figure 2 This is a schematic diagram of the overall structure of the present invention.

[0019] Figure 3 This is a schematic cross-sectional view of the first sealing cap structure of the present invention.

[0020] Figure 4 This is a schematic cross-sectional view of the outer sleeve structure of the present invention.

[0021] Figure 5 This is a schematic diagram of the cleaning sleeve structure of the present invention.

[0022] Figure 6 This is a schematic diagram of the cleaning component structure of the present invention.

[0023] Figure 7 This is a schematic cross-sectional view of the dust removal and core replacement assembly structure of the present invention.

[0024] Figure 8 This is a schematic diagram of the dust removal inner core structure of the present invention.

[0025] Figure 9 This is a schematic cross-sectional view of the dust removal internal pipeline structure of the present invention.

[0026] The attached figures are labeled as follows: 1. Dust collector core replacement assembly; 2. Dust collector inner core; 201. Connecting gear; 202. Cylindrical inner cavity; 3. First sealing cover; 301. Circular through hole; 4. Second sealing cover; 5. Flue gas pipeline; 6. Outer sleeve; 601. Connecting plate; 602. Circular outer shell; 7. First motor; 8. Gear housing; 9. Second motor; 10. Cleaning sleeve; 1001. Sewage pipe; 1002. Connecting block; 11. Cleaning component. ; 1101, Circular disc; 1102, Water pump; 1103, Water supply pipeline; 1104, Limiting push rod; 1105, Atomizing nozzle; 1106, Atomizing nozzle; 1107, Connecting block; 12, Third motor; 13, Telescopic rod; 1301, Rack; 1302, Cleaning scraper; 1303, Connecting rod; 14, First gear; 15, Threaded rod; 16, Dust removal inner pipeline; 17, Second gear; 18, Filter core. Detailed Implementation

[0027] The technical solutions in the present application will be described clearly and completely below with reference to the drawings in the present application. In addition, the forms of the structures described in the following embodiments are only examples, and the rotary kiln flue gas dust removal equipment involved in the present application is not limited to the structures described in the following embodiments. All other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Referring to Figures 1-9 As shown in the drawings, the present application provides a rotary kiln flue gas dust removal equipment, which comprises a dust removal core replacement assembly 1, a dust removal inner core 2 movably sleeved at an inner position of the dust removal core replacement assembly 1, a first blocking cover 3 fixedly sleeved at a left position of the dust removal core replacement assembly 1, a second blocking cover 4 fixedly sleeved at a right position of the dust removal core replacement assembly 1, a flue gas pipeline 5 fixedly connected to the surface side of the first blocking cover 3 and the second blocking cover 4 away from the dust removal core replacement assembly 1, a sleeve pipe 6 fixedly connected to the surface of the first blocking cover 3 away from the dust removal core replacement assembly 1 and located at the top side of the flue gas pipeline 5, a first motor 7 fixedly connected to the top side of the sleeve pipe 6, and a gear housing 8 fixedly connected to the surface side of the dust removal inner core 2.

[0029] In the present embodiment, the dust removal core replacement assembly 1, the dust removal inner core 2, the second motor 9 and the dust removal inner pipeline 16 are provided, so that when the flue gas dust removal equipment needs to be cleaned, the dust removal inner core 2 inside the dust removal core replacement assembly 1 is driven to rotate by the second motor 9, so that the dust removal inner pipeline 16 inside the dust removal inner core 2 is driven to rotate, and different dust removal inner pipelines 16 are connected to the flue gas pipeline 5, thereby avoiding affecting the normal discharge of flue gas during equipment cleaning.

[0030] The second motor 9 is fixedly connected to one side of the gear housing 8, a cleaning sleeve pipe 10 is fixedly connected to the top of the flue gas pipeline 5 away from the dust removal core replacement assembly 1, a third motor 12 is fixedly connected to the top of the cleaning sleeve pipe 10, and a cleaning assembly 11 is movably sleeved inside the cleaning sleeve pipe 10.

[0031] In the present embodiment, the cleaning sleeve pipe 10 and the cleaning assembly 11 are provided, so that the equipment can be cleaned by the cleaning assembly 11, the operation steps of manual cleaning are reduced, and the labor intensity of workers is reduced.

[0032] The first blocking cover 3 is provided with a circular through hole 301 at the position where the sleeve pipe 6 is fixedly connected, and the overall shapes of the first blocking cover 3 and the second blocking cover 4 are the same.

[0033] In the embodiment: through the first sealing cover 3 and the second sealing cover 4, the dust removal inner core 2 is sealed, thereby avoiding the leakage during the flue gas emission and causing environmental pollution, and the dust and impurities in the air are blocked to prevent them from entering the inside of the dust removal inner core 2.

[0034] The outer sleeve 6 is provided with a connecting plate 601 on one side close to the first sealing cover 3, a circular shell 602 is fixedly connected to one side of the top of the outer sleeve 6, a first gear 14 is movably connected inside the circular shell 602, the first gear 14 is drivingly connected to one side of the first motor 7, and an extension rod 13 is movably sleeved inside the outer sleeve 6.

[0035] In the embodiment: through the outer sleeve 6 and the extension rod 13, when the equipment needs to be cleaned, the extension rod 13 is pushed to quickly clean the inside of the equipment, which is simple and convenient to operate and reduces the labor intensity.

[0036] The extension rod 13 is provided with a rack 1301 on the top, the rack 1301 is meshed with the first gear 14, a cleaning blade 1302 is fixedly connected to one side of the extension rod 13 close to the first sealing cover 3, and a connecting rod 1303 is fixedly connected to one side of the cleaning blade 1302 away from the extension rod 13.

[0037] In the embodiment: through the meshing of the rack 1301 and the first gear 14, the first gear 14 is rotated to drive the rack 1301 to move, thereby driving the extension rod 13 to be stretched and retracted.

[0038] The cleaning sleeve 10 is provided with a blowdown pipe 1001 on one side of the bottom, a connecting block 1002 is fixedly connected to one side of the top of the dust removal core assembly 1, a threaded rod 15 is movably sleeved inside the connecting block 1002, and the threaded rod 15 is drivingly connected to one side of the third motor 12.

[0039] In the embodiment: through the cleaning sleeve 10, the wastewater generated during cleaning is blocked to avoid splashing and polluting the surrounding environment.

[0040] The cleaning assembly 11 comprises a circular disc 1101, a water pump 1102 is fixedly connected to one side of the circular disc 1101 away from the second sealing cover 4, limiting push rods 1104 are fixedly connected to both sides of the surface of the circular disc 1101 close to the second sealing cover 4, a water supply pipeline 1103 is movably sleeved in the circular disc 1101, one end of the water supply pipeline 1103 is fixedly connected to one side of the water pump 1102, an atomizing nozzle 1105 is fixedly connected to one side of the limiting push rod 1104 away from the circular disc 1101, a plurality of atomizing nozzles 1106 are arranged on one side of the atomizing nozzle 1105 away from the limiting push rod 1104, and a butt joint block 1107 is fixedly connected to the top of the circular disc 1101.

[0041] In the embodiment, the first motor 7, the outer sleeve 6, the telescopic rod 13, the cleaning sleeve 10 and the cleaning assembly 11 are arranged, so that the telescopic rod 13 in the outer sleeve 6 is driven to move by the first motor 7 during the cleaning process, and then the filter core 18 in the dust removal inner pipeline 16 is driven to enter the cleaning sleeve 10 for cleaning, thereby reducing the manual cleaning operation, reducing the labor intensity of workers and improving the cleaning speed.

[0042] The dust removal inner core 2 is fixedly sleeved with a butt gear 201 on the surface, the second gear 17 is movably sleeved in the gear housing 8, the second gear 17 is in transmission connection with the second motor 9, the second gear 17 is in meshing connection with the butt gear 201, and a plurality of dust removal inner pipelines 16 are fixedly sleeved in the dust removal inner core 2.

[0043] In the embodiment, the butt gear 201 is sleeved on the surface of the dust removal inner core 2, the butt gear 201 is driven to rotate by the second gear 17, the dust removal inner core 2 is driven to rotate by the butt gear 201, and then the dust removal inner pipeline 16 is driven to complete the switching.

[0044] The filter core 18 is movably sleeved in one side of the dust removal inner pipeline 16.

[0045] In the embodiment, the filter core 18 is movably sleeved in the dust removal inner pipeline 16, so that the filter core 18 can be disassembled and cleaned, and the dust in the flue gas is prevented from blocking the filter core 18 and affecting the normal use of the filter core 18.

[0046] The working principle of the present application is as follows: firstly, when the device is normally used, the flue gas enters the first blocking cover 3 position through the flue gas pipeline 5, then enters the dust removal inner pipeline 16 inside the butt joint gear 201 inside the dust removal inner core 2, then the filter core 18 inside the dust removal inner pipeline 16 filters the dust inside the flue gas, then the filtered flue gas is discharged through the flue gas pipeline 5 position on one side of the second blocking cover 4, then when the filter core 18 and the inner wall of the dust removal inner pipeline 16 are attached with a lot of dust and need to be cleaned after a long time of flue gas discharge, the second motor 9 is started at this time, so that the second motor 9 drives the second gear 17 inside the gear housing 8 to rotate, then the second gear 17 drives the butt joint gear 201 on the surface of the dust removal inner core 2 to rotate, then the butt joint gear 201 drives the dust removal inner core 2 to rotate inside the dust removal core replacement assembly 1, at this time the dust removal inner pipeline 16 inside the butt joint gear 201 is driven to rotate, at this time the other dust removal inner pipeline 16 is driven to the position of the first blocking cover 3 and the second blocking cover 4 fixed flue gas pipeline 5 and communicated with the flue gas pipeline 5, then the dust-attached dust removal inner pipeline 16 is rotated to the position of the first blocking cover 3 fixedly connected with the outer sleeve 6, then the flue gas in the flue gas pipeline 5 position is normally filtered and discharged;

[0047] Then the first motor 7 is started, so that the first gear 14 inside the circular housing 602 is rotated, then the first gear 14 drives the rack 1301 engaged with it to move, then the rack 1301 drives the telescopic rod 13 to move inside the outer sleeve 6, at this time the telescopic rod 13 pushes the cleaning blade 1302 and the connecting rod 1303 into the position inside the circular hole 301, then the cleaning blade 1302 pushes the filter core 18 inside the dust removal inner pipeline 16 to move close to the inside of the cleaning sleeve 10, then when the cleaning blade 1302 moves inside the dust removal inner pipeline 16, at this time the dust on the inner wall of the dust removal inner pipeline 16 is scraped off by the cleaning blade 1302, then when the filter core 18 enters the inside of the cleaning sleeve 10, at this time the water pump 1102 is started, so that the water pump 1102 sends cleaning water to the atomizing nozzle 1106 position through the water supply pipeline 1103, then the atomizing nozzle 1106 atomizes and sprays the cleaning water to the position of the filter core 18 through the atomizing nozzle 1106, then the cleaning water passes through the holes on the surface of the filter core 18 to reach the position of the cleaning blade 1302, at this time the sprayed cleaning water cleans the position of the filter core 18 and the cleaning blade 1302, then the washed sewage is discharged through the sewage discharge pipe 1001 position;

[0048] Then after cleaning is completed, at this time, the first motor 7 is started, so that the first motor 7 drives the telescopic rod 13 position to reset into the outer sleeve 6, then the third motor 12 is started, then the third motor 12 drives the threaded rod 15 to rotate, then the threaded rod 15 rotates and drives the circular disc 1101 limited by the limiting push rod 1104 to approach the cleaning sleeve 10 position, at this time, the limiting push rod 1104 drives the atomizing nozzle 1105 to push the filter element 18 to approach the dust removal inner pipeline 16, so that the filter element 18 position resets, then the third motor 12 is started again, so that the circular disc 1101 drives the atomizing nozzle 1105 to reset.

[0049] Finally, a few points should be noted: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0050] Secondly: the drawings of the disclosed embodiments of the present application only involve the structures involved in the disclosed embodiments of the present application, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the present application can be combined with each other;

[0051] Finally: the above only describes the preferred embodiments of the present application and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A dust removal device for flue gas of a rotary kiln, comprising a dust removal core replacement assembly (1), characterized in that: The dust removal core replacement assembly (1) is movably sleeved with a dust removal inner core (2) inside, a first blocking cover (3) is fixedly sleeved with the left side of the dust removal core replacement assembly (1), a second blocking cover (4) is fixedly sleeved with the right side of the dust removal core replacement assembly (1), the surfaces of the first blocking cover (3) and the second blocking cover (4) away from the dust removal core replacement assembly (1) are fixedly connected with flue gas pipelines (5), the surface of the first blocking cover (3) away from the dust removal core replacement assembly (1) and located at the top side of the flue gas pipeline (5) is fixedly connected with an outer sleeve (6), the top side of the outer sleeve (6) is fixedly connected with a first motor (7), and the surface of the dust removal inner core (2) is fixedly connected with a gear housing (8); The surface of the gear housing (8) is fixedly connected with a second motor (9), the surface of the second blocking cover (4) away from the dust removal core replacement assembly (1) and located at the top of the flue gas pipeline (5) is fixedly connected with a cleaning sleeve (10), the top of the cleaning sleeve (10) is fixedly connected with a third motor (12), and the inside of the cleaning sleeve (10) is movably sleeved with a cleaning assembly (11); The first blocking cover (3) is provided with a circular through hole (301) at the position fixedly connected with the outer sleeve (6), and the first blocking cover (3) and the second blocking cover (4) have the same overall structure; The side of the outer sleeve (6) close to the first blocking cover (3) is provided with a connecting plate (601), the top side of the outer sleeve (6) is fixedly connected with a circular shell (602), the inside of the circular shell (602) is movably connected with a first gear (14), the first gear (14) is drivingly connected to the side of the first motor (7), and the inside of the outer sleeve (6) is movably sleeved with an extension rod (13); The top of the extension rod (13) is provided with a rack (1301), the rack (1301) is meshed with the first gear (14), the side of the extension rod (13) close to the first blocking cover (3) is fixedly connected with a cleaning blade (1302), and the side of the cleaning blade (1302) away from the extension rod (13) is fixedly connected with a connecting rod (1303); The bottom side of the cleaning sleeve (10) is provided with a blowdown pipe (1001), the top side of the dust removal core replacement assembly (1) is fixedly connected with a connecting block (1002), the inside of the connecting block (1002) is movably sleeved with a threaded rod (15), and the side of the threaded rod (15) is drivingly connected to the third motor (12). The cleaning assembly (11) includes a circular disc (1101), the water pump (1102) is fixedly connected to one side of the circular disc (1101) away from the second sealing cover (4), the limiting push rod (1104) is fixedly connected to both sides of the surface of the circular disc (1101) close to the second sealing cover (4), the water supply pipeline (1103) is movably sleeved in the circular disc (1101), one end of the water supply pipeline (1103) is fixedly connected to one side of the water pump (1102), the atomizing nozzle (1106) is arranged on the side of the atomizing nozzle (1105) away from the limiting push rod (1104), and the butt joint block (1107) is fixedly connected to the top of the circular disc (1101); The dust removal inner core (2) is fixedly sleeved with the butt joint gear (201) on the surface, the gear housing (8) is movably sleeved with the second gear (17) in the inner core (2), the second gear (17) is in transmission connection with the second motor (9), the second gear (17) is in meshing connection with the butt joint gear (201), and the dust removal inner core (2) is fixedly sleeved with the dust removal inner pipeline (16) in the inner core (2) in a regular arrangement; The filter core (18) is movably sleeved on one side of the dust removal inner pipeline (16).

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