CN117104763A - Dustproof device for coal conveying system of thermal power plant - Google Patents
Dustproof device for coal conveying system of thermal power plant Download PDFInfo
- Publication number
- CN117104763A CN117104763A CN202310984139.3A CN202310984139A CN117104763A CN 117104763 A CN117104763 A CN 117104763A CN 202310984139 A CN202310984139 A CN 202310984139A CN 117104763 A CN117104763 A CN 117104763A
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- China
- Prior art keywords
- coal
- dust
- power plant
- thermal power
- pipe
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- 239000003245 coal Substances 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims description 68
- 239000007788 liquid Substances 0.000 claims description 27
- 238000005096 rolling process Methods 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000002817 coal dust Substances 0.000 abstract description 22
- 238000005381 potential energy Methods 0.000 abstract description 19
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 239000002893 slag Substances 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/18—Cleaning devices comprising brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/26—Cleaning devices for gathering residue after cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/185—Preventing escape of dust by means of non-sealed systems
- B65G69/188—Preventing escape of dust by means of non-sealed systems with spraying means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The invention discloses a dustproof device of a coal conveying system of a thermal power plant, which relates to the field of coal conveying equipment and comprises a dustproof cover, wherein a coal conveying pipe is arranged at the top of the dustproof cover in a penetrating manner, a conveyor belt is arranged in the dustproof cover, a buffer mechanism is arranged in the dustproof cover, the buffer mechanism comprises a rubber plate, and a circular pipe is arranged at the bottom of the rubber plate. According to the invention, through arranging the two groups of rubber columns and the circular tube, when the rubber plate pushes the rubber column at the upper part to move downwards, gas in the circular tube is extruded, the gas pressure in the circular tube is increased, an upward force is applied to the rubber column at the upper part, the rubber plate is pushed to move upwards, the downward force of falling coal is opposed, and part of potential energy is converted into elastic potential energy when the falling coal falls to deform the rubber plate, so that the potential energy of the falling coal is weakened, coal slag generated by collision or falling is reduced, and excessive coal dust flying is avoided.
Description
Technical Field
The invention relates to the technical field of coal conveying equipment, in particular to a dustproof device of a coal conveying system of a thermal power plant.
Background
The coal conveying system of the thermal power plant refers to a fuel conveying and supplying system of a coal-fired power plant, and comprises the whole production process of conveying coal outside the plant, discharging coal into the plant, storing coal in a coal yard, conveying in the plant, removing sundries, metering, sampling and conveying the coal into a raw coal bin of a boiler, wherein before the raw coal enters the boiler for combustion, a great amount of coal dust is generated in the process of conveying and processing through loading, unloading, conveying, transferring, screening, crushing and the like.
In the prior art, for example, the Chinese patent number is: the utility model provides a coal conveying system dust keeper of thermal power plant of CN209922164U, including the dust cover, fall coal buffer assembly and dry fog pipe, the dust cover is located the top of carrying the coal belt, fall the coal pipe and stretch into in the dust cover from the top of dust cover, the discharge gate of falling the coal pipe is located the top of carrying the coal belt, fall the inboard at the dust cover is installed to coal buffer assembly, and fall the coal buffer assembly and be located the discharge gate below of coal pipe, dry fog pipe installs on the dust cover along the width direction of carrying the coal belt, the interval is equipped with a plurality of shower nozzles on the dry fog pipe, a plurality of shower nozzles set up towards falling the coal buffer assembly.
But among the prior art, adopt the rotatory brush to cushion the coal that falls, owing to fall coal itself has great quality to have great potential energy when the landing, and then the impact force to the rotatory brush is great, causes the damage of rotatory brush easily, aims at above-mentioned problem, proposes a coal conveying system dust keeper of thermal power plant.
Disclosure of Invention
The invention aims to provide a dustproof device for a coal conveying system of a thermal power plant, which is used for solving the problems that the rotary brush is adopted to buffer falling coal, and the falling coal has larger mass and potential energy when sliding down, so that the impact force on the rotary brush is larger, and the damage to the rotary brush is easy to cause.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a coal conveying system dust keeper of thermal power plant, includes the dust cover, the top of dust cover runs through and installs the coal conveying pipe, the inside of dust cover is provided with the conveyer belt, the inside of dust cover is provided with buffer gear, buffer gear includes the rubber slab, the bottom of rubber slab is provided with the pipe, the equal sliding connection in both ends of pipe has the rubber column, the bottom of pipe is provided with the fixed plate, the bottom of rubber slab rotates and is connected with two sets of pole, two sets of the one end of pole is all rotated and is connected with No. two poles, the outer wall fixed mounting of pipe has two sets of limiting plates, two sets of the equal sliding connection of inner wall of limiting plate has the stopper, two sets of the equal fixed mounting in inside of limiting plate has the attenuator.
Preferably, the bottom of conveyer belt is provided with clean mechanism, clean mechanism includes the safety cover, the inside fixedly connected with connecting plate of safety cover, the top fixed mounting of connecting plate has the cylinder, the one end fixed mounting of cylinder has the rack, the outer wall meshing of rack has a gear, one side fixed mounting of a gear has No. three poles, no. three pole's one end rotation is connected with No. four poles.
Preferably, no. four pole one end fixedly connected with No. two gears, no. two one end rotation of gear is connected with the sliding block, the outer wall sliding connection of sliding block has the sliding plate, the top fixed mounting of sliding block has spacing seat, no. two outer wall engagement of gear has No. three gears, one side fixed mounting of No. three gears has the round brush, the bottom of round brush is provided with dust collecting box.
Preferably, the inside of dust cover is provided with dry fog mechanism, dry fog mechanism includes the liquid storage pot, the bottom of liquid storage pot and the top fixed connection of dust cover, the outer wall of liquid storage pot runs through and installs the pressure pump, the bottom of pressure pump and the top fixed connection of dust cover, the one end fixed mounting of pressure pump has the connecting pipe.
Preferably, one end of the connecting pipe penetrates through one side where the dust cover is arranged, one end of the connecting pipe is fixedly provided with a liquid through pipe, four groups of spray heads are arranged at the bottom of the liquid through pipe in a penetrating mode, and the four groups of spray heads are arranged at the top of the conveying belt.
Preferably, the top of one group of rubber columns is fixedly connected with the bottom of the rubber plate, the bottom of the other group of rubber columns is fixedly connected with the top of the fixing plate, and two ends of the fixing plate are respectively fixedly connected with the inner walls of two sides of the dust cover.
Preferably, the bottoms of the two groups of second rods are rotationally connected with the top of the fixing plate, one ends of the two groups of dampers are fixedly connected with one sides of the two groups of limiting blocks respectively, and one sides of the two groups of limiting plates are slidably connected with two side inner walls of the dust cover respectively.
Preferably, one side of the protection cover is fixedly connected with the outer wall of the dust cover, and the bottom of the rack is in sliding connection with the top of the connecting plate.
Preferably, one side of the first gear is rotationally connected with one side of the connecting plate, one side of the third rod is rotationally connected with one side of the connecting plate, and two ends of the sliding plate are fixedly connected with two side inner walls of the protective cover respectively.
Preferably, the third gear is arranged on one side of the limiting seat, one end of the rolling brush is arranged on one side of the limiting seat in a penetrating mode, and the bottom of the dust collecting box is in sliding connection with the inside of the dust cover.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, two groups of rubber columns and the circular tube are arranged, and the inner walls of the edges at the two ends of the circular tube are respectively sealed with the outer walls of one ends of the two groups of rubber columns, so that the volume of gas in the circular tube is certain, when the rubber plate pushes the rubber column at the upper part to move downwards, the gas in the circular tube is extruded, the air pressure in the circular tube is increased, an upward force is given to the rubber column at the upper part, so that the rubber plate is pushed to move upwards to form a countermeasure with the downward force of coal falling, and the rubber material has high elasticity, part of potential energy is converted into elastic potential energy when the coal falling deforms the rubber plate, so that the potential energy of the coal falling is weakened, the moving speed of the coal falling is reduced, and the collision generated or the coal slag falling is reduced due to the reduction of the coal falling speed, so that excessive coal dust flying is avoided when the coal falling falls to the top of a conveyor belt.
2. According to the invention, by arranging the two groups of dampers, the two groups of limiting blocks respectively squeeze the two groups of dampers, one ends of the two groups of dampers are compressed, a buffering effect is achieved on the movement of the two groups of limiting blocks, the movement of the two groups of limiting blocks is limited, a buffering effect is achieved on the rotation of the two groups of first rods and the two groups of second rods, further, a buffering effect is achieved on the movement of the rubber plate, the damage of the rubber plate caused by the rapid impact of falling coal on the rubber plate is avoided, the potential energy of the falling coal is reduced, and the flying of coal dust caused by the rapid impact of the falling coal is avoided.
3. According to the invention, the sliding block is arranged and slides in the sliding plate, and further, the sliding block drives the limiting seat to move left and right, so that the limiting seat drives the rolling brush to move left and right, the cleaning of the outer wall of the conveying belt is realized, the second gear and the third gear are arranged, the second gear drives the third gear to rotate, and the third gear drives the rolling brush to rotate, so that the rolling brush rotates while moving left and right, the cleaning effect of the conveying belt is better, and further, the residual pulverized coal dust outside the conveying belt is scraped by the rolling brush and falls into the dust collecting box, and the dust collecting box is pulled out to collect and treat the pulverized coal dust, so that the accumulation of the pulverized coal dust on the outer wall of the conveying belt is avoided.
4. According to the invention, the pressure pump and the four groups of spray heads are arranged, so that the dust suppressant is uniformly sprayed on the coal dropping surface, and then the coal dust is flocculated and settled, so that a good dust prevention effect is achieved, and the coal dust is prevented from flying.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a dust-proof device of a coal conveying system of a thermal power plant;
FIG. 2 is a schematic perspective view of a dustproof device of a coal conveying system of a thermal power plant;
FIG. 3 is a perspective front view of a buffer mechanism of a dust-proof device of a coal conveying system of a thermal power plant;
FIG. 4 is an exploded view of a buffer mechanism of a dust-proof device of a coal conveying system of a thermal power plant;
FIG. 5 is a schematic view of a first perspective structure of a cleaning mechanism of a dust-proof device of a coal handling system of a thermal power plant;
FIG. 6 is a schematic diagram of a second perspective structure of a cleaning mechanism of a dust-proof device of a coal conveying system of a thermal power plant;
fig. 7 is a schematic perspective view of a dry fog mechanism of a dust-proof device of a coal conveying system of a thermal power plant.
In the figure: 1. a dust cover; 2. a coal conveying pipe; 3. a conveyor belt; 4. a buffer mechanism; 41. a rubber plate; 42. a rubber column; 43. a round tube; 44. a fixing plate; 45. a first rod; 46. a second rod; 47. a limiting plate; 48. a limiting block; 49. a damper; 5. a cleaning mechanism; 51. a protective cover; 52. a connecting plate; 53. a cylinder; 54. a rack; 55. a first gear; 56. a third rod; 57. a fourth rod; 58. a second gear; 59. a sliding block; 510. a sliding plate; 511. a limit seat; 512. a third gear; 513. a rolling brush; 514. a dust collection box; 6. a dry fog mechanism; 61. a liquid storage tank; 62. a pressure pump; 63. a connecting pipe; 64. a liquid pipe; 65. a spray head.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4: the utility model provides a coal conveying system dust keeper of thermal power plant, including dust cover 1, the top of dust cover 1 runs through and installs coal conveying pipe 2, the inside of dust cover 1 is provided with conveyer belt 3, the inside of dust cover 1 is provided with buffer gear 4, buffer gear 4 includes rubber slab 41, the bottom of rubber slab 41 is provided with pipe 43, the both ends of pipe 43 all sliding connection has rubber column 42, the bottom of pipe 43 is provided with fixed plate 44, the bottom of rubber slab 41 rotates and is connected with two sets of rods 45, the one end of two sets of rods 45 all rotates and is connected with rod No. two 46, the outer wall fixed mounting of pipe 43 has two sets of limiting plates 47, the equal sliding connection of inner wall of two sets of limiting plates 47 has stopper 48, the inside of two sets of limiting plates 47 all fixed mounting has attenuator 49, the top of one set of rubber column 42 and the bottom fixed connection of rubber slab 41, the bottom of another set of rubber column 42 and the top fixed connection of fixed plate 44, both ends of fixed plate 44 respectively with the both sides inner wall fixed connection of dust cover 1, the bottom of two sets of rod 46 all rotates with the top of fixed plate 44 and is connected with two sets of limiting blocks 49 respectively with one side of two sets of limiting plates 1, one side of two sets of limiting plates 48 are connected respectively.
In this embodiment, when the device works, since the falling coal has a certain weight, when the falling coal has a larger gravitational potential energy and dynamic potential energy, and further the coal enters from the coal conveying pipe 2 and falls to the top of the rubber plate 41, a larger impact force is generated on the rubber plate 41, and the rubber plate 41 is driven to move downwards, by arranging two groups of rubber columns 42 and round tubes 43, the inner walls of the edges of the two ends of the round tubes 43 are respectively sealed with the outer walls of one ends of the two groups of rubber columns 42, and the volume of the gas inside the round tubes 43 is certain, when the rubber plate 41 pushes the rubber column 42 positioned at the upper part to move downwards, the gas inside the round tubes 43 is extruded, the air pressure inside the round tubes 43 is increased, an upward force is generated on the rubber column 42 positioned at the upper part, and then the rubber column 42 is pushed by one group of rubber columns 42 to move upwards, and form an countermeasure against the downward force of the falling coal, and because the rubber material has a larger elasticity, the falling coal is deformed to the rubber plate 41, and then partial potential energy is converted into elastic potential energy, and the falling coal potential energy is carried out, and the falling coal movement speed is reduced, and the falling coal dust is reduced, and the coal dust is blown down to the top of the coal is prevented from being collided with each other when the falling coal falls down to the top 3 and is more coal dust is avoided;
when the falling coal contacts the rubber plate 41, the rubber plate 41 drives the two groups of first rods 45 to move downwards, the two groups of first rods 45 further move downwards and rotate, further, the two groups of first rods 45 drive the two groups of second rods 46 to rotate, further, the two groups of limiting blocks 48 slide towards two end positions in the two groups of limiting plates 47 respectively, the two groups of dampers 49 are arranged, the two groups of limiting blocks 48 respectively squeeze the two groups of dampers 49, one ends of the two groups of dampers 49 are compressed, the movement of the two groups of limiting blocks 48 is buffered, the movement of the two groups of limiting blocks 48 is limited, the rotation of the two groups of first rods 45 and the two groups of second rods 46 is buffered, further, the movement of the rubber plate 41 is buffered, the damage to the rubber plate 41 caused by the falling coal is avoided, the potential energy of the falling coal is reduced, and the flying of coal dust caused by the falling coal rapid impact is avoided.
Example two
As shown in fig. 1, fig. 2, fig. 5 and fig. 6, the cleaning mechanism 5 is arranged at the bottom of the conveyor belt 3, the cleaning mechanism 5 comprises a protection cover 51, a connection plate 52 is fixedly connected to the inside of the protection cover 51, a cylinder 53 is fixedly arranged at the top of the connection plate 52, a rack 54 is fixedly arranged at one end of the cylinder 53, a first gear 55 is meshed with the outer wall of the protection cover 54, a third rod 56 is fixedly arranged at one side of the first gear 55, a fourth rod 57 is rotatably connected to one end of the third rod 56, a second gear 58 is fixedly connected to one end of the fourth rod 57, a sliding block 59 is rotatably connected to one end of the second gear 58, a sliding plate 510 is slidably connected to the outer wall of the sliding block 59, a limit seat 511 is fixedly arranged at the top of the sliding block 59, a third gear 512 is meshed with the outer wall of the second gear 58, a rolling brush 513 is fixedly arranged at one side of the third gear 512, a dust box 514 is arranged at the bottom of the rolling brush 513, one side of the protection cover 51 is fixedly connected to the outer wall of the dust cover 1, the bottom of the third gear 54 is slidably connected to the top of the connection plate 52, one side of the third gear 55 is rotatably connected to one side of the protection cover 52, one side of the sliding seat is rotatably connected to one side of the limit seat 511, and the limit seat 511 is fixedly connected to one side of the inner wall of the rolling brush 512, and the upper end of the rolling brush is fixedly arranged.
In this embodiment, when the device works, coal falls to the top of the conveyor belt 3 after passing through the rubber plate 41, in the transportation process of the conveyor belt 3, part of coal dust is adhered to the outer wall of the conveyor belt 3, firstly, the air cylinder 53 is started, the air cylinder 53 drives the rack 54 to move, and then the rack 54 slides on the top of the connecting plate 52, further, the rack 54 drives the first gear 55 to rotate, the first gear 55 drives the third rod 56 to rotate, the third rod 56 performs circular motion, and the third rod 56 drives the fourth rod 57 to rotate, further, the fourth rod 57 drives the sliding block 59 to move while rotating, and by arranging the sliding block 59, the sliding block 59 slides in the sliding plate 510, and further, the sliding block 59 drives the limiting seat 511 to move left and right, and the limiting seat 511 drives the rolling brush 513 to move left and right, so that the outer wall of the conveyor belt 3 is cleaned;
meanwhile, when the rod 57 is rotated, the gear 58 is driven to rotate, the gear 58 and the gear 512 are arranged, the gear 58 drives the gear 512 to rotate, the gear 512 drives the rolling brush 513 to rotate, and therefore the rolling brush 513 is rotated when moving left and right, the cleaning effect of the conveying belt 3 is better, and further residual pulverized coal on the outer wall of the conveying belt 3 is scraped by the rolling brush 513 and falls into the dust collecting box 514, and the pulverized coal is collected and treated by the pulling-out dust collecting box 514, so that the accumulation of the pulverized coal on the outer wall of the conveying belt 3 is avoided.
Example III
According to the illustration of fig. 1, 2 and 7, the inside of dust cover 1 is provided with dry fog mechanism 6, dry fog mechanism 6 includes liquid storage pot 61, the bottom of liquid storage pot 61 and the top fixed connection of dust cover 1, the outer wall of liquid storage pot 61 runs through and installs pressure pump 62, the bottom of pressure pump 62 and the top fixed connection of dust cover 1, the one end fixed mounting of pressure pump 62 has connecting pipe 63, one end of connecting pipe 63 runs through one side of installing dust cover 1, the one end fixed mounting of connecting pipe 63 has logical liquid pipe 64, four groups shower nozzles 65 are run through and are installed to the bottom of logical liquid pipe 64, four groups shower nozzles 65 all set up the top at conveyer belt 3.
In this embodiment, when the device works, the dust suppressant is poured into the liquid storage tank 61, the falling coal falls to the top of the conveyor belt 3 after passing through the rubber plate 41, the conveyor belt 3 starts the pressure pump 62 in the transportation process, the pressure pump 62 pumps out the liquid in the liquid storage tank 61 and applies pressure, further, the liquid enters the liquid passing pipe 64 through the connecting pipe 63, finally the dust suppressant is sprayed out from the four groups of spray heads 65 to contact with the coal dust, the dust suppressant is uniformly sprayed to the falling coal surface by arranging the pressure pump 62 and the four groups of spray heads 65, the coal dust is flocculated and settled, a good dust prevention effect is achieved, and the coal dust is prevented from flying.
The application method and the working principle of the device are as follows: when the device works, dust suppressant is filled in the liquid storage tank 61, as the falling coal has a certain weight, the falling coal has larger gravitational potential energy and kinetic potential energy when falling, so that when the coal enters from the coal conveying pipe 2 and falls to the top of the rubber plate 41, the rubber plate 41 is driven to move downwards by a larger impact force, the inner walls of the edges at the two ends of the circular pipe 43 are respectively sealed with the outer walls of one ends of the two groups of rubber columns 42, the gas volume in the circular pipe 43 is fixed, when the rubber plate 41 pushes the rubber column 42 at the upper part to move downwards, the gas in the circular pipe 43 is extruded, the air pressure in the circular pipe 43 is increased, the rubber column 42 at the upper part is forced upwards, when the falling coal falls to deform the rubber plate 41, part of the potential energy is converted into elastic potential energy, the rubber plate 41 drives the two groups of first rods 45 to move downwards, the two first rods 45 move downwards and rotate, the two first rods 45 drive the two second rods 46 to rotate, the two limiting blocks 48 slide towards two ends in the two limiting plates 47, the two limiting blocks 48 respectively press the two groups of dampers 49, one ends of the two groups of dampers 49 are compressed, the falling coal falls to the top of the conveyor belt 3 after passing through the rubber plate 41, the conveyor belt 3 starts the pressure pump 62 in the transportation process, the pressure pump 62 pumps the liquid in the liquid storage tank 61 and applies pressure, the liquid enters the inside of the liquid pipe 64 through the connecting pipe 63, finally the dust suppressant is sprayed out from the four groups of spray heads 65 to contact with coal dust, part of the coal dust is adhered to the outer wall of the conveyor belt 3 in the transportation process of the conveyor belt 3, the air cylinder 53 is started firstly, the air cylinder 53 drives the rack 54 to move, the rack 54 slides on the top of the connecting plate 52, further, the rack 54 drives the first gear 55 to rotate, the first gear 55 drives the third rod 56 to rotate, the third rod 56 performs circular motion, and the third rod 56 drives the fourth rod 57 to rotate, further, the fourth rod 57 drives the sliding block 59 to move while rotating, the sliding block 59 slides in the sliding plate 510, further, the sliding block 59 drives the limiting seat 511 to move left and right, and then the limiting seat 511 drives the rolling brush 513 to move left and right, meanwhile, when the fourth rod 57 rotates, the second gear 58 is driven to rotate, the second gear 58 drives the third gear 512 to rotate, and then the third gear 512 drives the rolling brush 513 to rotate, so that the outer wall of the conveyor belt 3 is cleaned, residual pulverized coal dust on the outer wall of the conveyor belt 3 is scraped by the rolling brush 513 and falls into the dust collecting box 514, and the pulverized coal dust collecting box 514 is pulled out to collect the pulverized coal dust.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides a coal conveying system dust keeper of thermal power plant, includes dust cover (1), its characterized in that: the utility model discloses a coal conveying pipe, including dust cover (1), conveyer belt (3), dust cover (1), buffer gear (4) include rubber slab (41), the bottom of rubber slab (41) is provided with pipe (43), the equal sliding connection in both ends of pipe (43) has rubber post (42), the bottom of pipe (43) is provided with fixed plate (44), the bottom rotation of rubber slab (41) is connected with two sets of No. one pole (45), two sets of No. one pole (45) one end all rotates and is connected with No. two pole (46), the outer wall fixed mounting of pipe (43) has two sets of limiting plates (47), two sets of the equal sliding connection in inner wall of limiting plates (47) have stopper (48), two sets of the inside of limiting plates (47) is all fixed mounting of attenuator (49).
2. The dust-proof device of a coal conveying system of a thermal power plant according to claim 1, wherein: the cleaning mechanism is characterized in that a cleaning mechanism (5) is arranged at the bottom of the conveyor belt (3), the cleaning mechanism (5) comprises a protective cover (51), a connecting plate (52) is fixedly connected to the inside of the protective cover (51), an air cylinder (53) is fixedly arranged at the top of the connecting plate (52), a rack (54) is fixedly arranged at one end of the air cylinder (53), a gear (55) is meshed with the outer wall of the rack (54), a rod (56) is fixedly arranged at one side of the gear (55), and a rod (57) is rotatably connected to one end of the rod (56).
3. The dust-proof device of a coal conveying system of a thermal power plant according to claim 2, wherein: the utility model discloses a dust collector, including pole (57) No. four, no. four pole (57) one end fixedly connected with No. two gears (58), no. two one end rotation of gears (58) is connected with slider (59), the outer wall sliding connection of slider (59) has sliding plate (510), the top fixed mounting of slider (59) has spacing seat (511), no. two outer wall engagement of gears (58) has No. three gears (512), one side fixed mounting of No. three gears (512) has round brush (513), the bottom of round brush (513) is provided with dust collection box (514).
4. The dust-proof device of a coal conveying system of a thermal power plant according to claim 1, wherein: the inside of dust cover (1) is provided with dry fog mechanism (6), dry fog mechanism (6) are including liquid storage pot (61), the top fixed connection of bottom and dust cover (1) of liquid storage pot (61), the outer wall of liquid storage pot (61) runs through and installs pressure pump (62), the bottom of pressure pump (62) and the top fixed connection of dust cover (1), the one end fixed mounting of pressure pump (62) has connecting pipe (63).
5. The dustproof device for the coal conveying system of the thermal power plant according to claim 4, wherein: one end of connecting pipe (63) runs through one side of installing dust cover (1), one end fixed mounting of connecting pipe (63) has logical liquid pipe (64), four shower nozzles (65) of group are installed in the bottom of leading to liquid pipe (64) run through, four groups shower nozzle (65) all set up at the top of conveyer belt (3).
6. The dust-proof device of a coal conveying system of a thermal power plant according to claim 1, wherein: the top of one group of rubber columns (42) is fixedly connected with the bottom of the rubber plate (41), the bottom of the other group of rubber columns (42) is fixedly connected with the top of the fixing plate (44), and two ends of the fixing plate (44) are respectively fixedly connected with two side inner walls of the dust cover (1).
7. The dust-proof device of a coal conveying system of a thermal power plant according to claim 1, wherein: the bottoms of the two groups of second rods (46) are rotationally connected with the top of the fixed plate (44), one ends of the two groups of dampers (49) are fixedly connected with one sides of the two groups of limiting blocks (48) respectively, and one sides of the two groups of limiting plates (47) are slidably connected with the inner walls of the two sides of the dust cover (1) respectively.
8. A thermal power plant coal handling system dust keeper according to claim 3, wherein: one side of the protection cover (51) is fixedly connected with the outer wall of the dust cover (1), and the bottom of the rack (54) is slidably connected with the top of the connecting plate (52).
9. A thermal power plant coal handling system dust keeper according to claim 3, wherein: one side of the first gear (55) is rotationally connected with one side of the connecting plate (52), one side of the third rod (56) is rotationally connected with one side of the connecting plate (52), and two ends of the sliding plate (510) are fixedly connected with two side inner walls of the protective cover (51) respectively.
10. A thermal power plant coal handling system dust keeper according to claim 3, wherein: the third gear (512) is arranged on one side of the limiting seat (511), one end of the rolling brush (513) penetrates through one side of the limiting seat (511), and the bottom of the dust collecting box (514) is in sliding connection with the inside of the dust cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984139.3A CN117104763A (en) | 2023-08-07 | 2023-08-07 | Dustproof device for coal conveying system of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984139.3A CN117104763A (en) | 2023-08-07 | 2023-08-07 | Dustproof device for coal conveying system of thermal power plant |
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| Publication Number | Publication Date |
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| CN117104763A true CN117104763A (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310984139.3A Pending CN117104763A (en) | 2023-08-07 | 2023-08-07 | Dustproof device for coal conveying system of thermal power plant |
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| CN (1) | CN117104763A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566342A (en) * | 2024-01-17 | 2024-02-20 | 河南奥泰莱斯智能装备有限公司 | Air supply dust removal structure and integral type air cushion conveyer |
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2023
- 2023-08-07 CN CN202310984139.3A patent/CN117104763A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566342A (en) * | 2024-01-17 | 2024-02-20 | 河南奥泰莱斯智能装备有限公司 | Air supply dust removal structure and integral type air cushion conveyer |
| CN117566342B (en) * | 2024-01-17 | 2024-03-19 | 河南奥泰莱斯智能装备有限公司 | Air supply dust removal structure and integral type air cushion conveyer |
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