CN114412539A - Dust settling system for coal mining and application method thereof - Google Patents
Dust settling system for coal mining and application method thereof Download PDFInfo
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- CN114412539A CN114412539A CN202210140160.0A CN202210140160A CN114412539A CN 114412539 A CN114412539 A CN 114412539A CN 202210140160 A CN202210140160 A CN 202210140160A CN 114412539 A CN114412539 A CN 114412539A
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- 239000000428 dust Substances 0.000 title claims abstract description 84
- 239000003245 coal Substances 0.000 title claims abstract description 37
- 238000005065 mining Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 122
- 239000003595 mist Substances 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 241000220317 Rosa Species 0.000 claims abstract description 11
- 238000009423 ventilation Methods 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 16
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000010408 sweeping Methods 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims 2
- 239000007858 starting material Substances 0.000 claims 1
- 239000000779 smoke Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a dust fall system for coal mining and a using method thereof, and belongs to the technical field of coal mining equipment. The utility model provides a dust fall system for coal mining, includes exhaust fan case and air inlet rose box, and the air inlet rose box is connected in exhaust fan bottom of the case portion, and exhaust fan bottom of the case portion and top are provided with first air outlet and second air outlet respectively, still include: the exhaust interface box is connected to the bottom of the air inlet filter box and communicated with a first air outlet of the exhaust fan box, and the bottom of the exhaust interface box is connected with a base; the exhaust fan box is connected with the exhaust fan box, and the bottom of the exhaust fan box is provided with a connector which is connected with the second air outlet; the wind direction adjusting mechanism is arranged at the top of the base and comprises a driving assembly and a pull rod assembly; the water mist adjusting mechanism is arranged at the top of the branch pipe box and comprises a spraying assembly and an angle adjusting assembly; the invention realizes multi-azimuth dust fall, and has large dust fall area, high dust fall efficiency and convenient range adjustment.
Description
Technical Field
The invention relates to the technical field of coal mining equipment, in particular to a dust fall system for coal mining and a using method thereof.
Background
Coal mines are reasonable spaces excavated by human beings when geological layers rich in coal are excavated, generally comprise roadways, wells, excavation faces and the like, the coal is the most important solid fuel, is one of combustible organic rocks, is formed by gradually piling up luxuriant plants growing in certain geological times into thick layers in a proper geological environment, is buried in water bottom or silt, and is subjected to natural coalification for a long period of geological times, and is the most important coal-forming era in the stratums of the stone charm, the second-fold period, the Jurassic period and the third-period in all the geological times. In the mining process of colliery, the centering can produce a large amount of dust and seriously influence workman's health, need use to drench dust device and handle.
Through retrieval, a patent with publication number of CN210660181U discloses a dust-fall spraying device for coal mining, which structurally comprises a vehicle body, a support, a cylinder body, an atomizing nozzle, a fan, a water injection hole, a bottom wheel, a switch, a power line, a water tank, a pump cavity, a water pump, a water flow channel and an impurity removal mechanism, wherein the impurity removal mechanism is arranged on the water tank, and then a rotary handle is exerted with rotary force to drive a rotary rod to rotate, the rotary rod exerts spiral thrust on a ferrule through spiral grains, the ferrule moves along a round rod after being stressed to drive a filter cartridge to move, and then after the filter cartridge moves to the top end of the water tank, the rotary force can be exerted on a fixing nut to enable the fixing nut to rotate out of the filter cartridge and the ferrule; when the device is used, dust fall can be carried out only from a single direction, the dust fall area is small, the dust fall mode efficiency is low, the dust fall range is not convenient to adjust, and therefore the device still has the defects.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, dust can be reduced only from a single direction, the dust reduction area is small, the efficiency of a dust reduction mode is low, and the dust reduction range is inconvenient to adjust.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a dust fall system for coal mining, includes exhaust fan case and air inlet rose box, the air inlet rose box is connected in exhaust fan bottom of the case portion, the air inlet rose box is linked together with exhaust fan case induced air mouth, exhaust fan bottom of the case portion and top are provided with first air outlet and second air outlet respectively, still include:
the exhaust interface box is connected to the bottom of the air inlet filter box and communicated with a first air outlet of the exhaust fan box, the bottom of the exhaust interface box is connected with a base, and the bottom of the base is provided with a movable wheel;
the exhaust fan box is connected with the exhaust fan box, and the bottom of the exhaust fan box is provided with a connector which is connected with the second air outlet;
the wind direction adjusting mechanism is arranged at the top of the base and comprises a driving assembly and a pull rod assembly, and the driving assembly is matched with the pull rod assembly;
the water mist adjusting mechanism is arranged at the top of the branch pipe box and comprises a spraying assembly and an angle adjusting assembly, the spraying assembly is matched with the angle adjusting assembly, and the water mist adjusting mechanism is matched with the wind direction adjusting mechanism.
Preferably, the spraying assembly comprises a water pump, a water distribution pipe and an air outlet pipe, the water pump is installed on the side wall of the water distribution pipe box, the side wall of the water distribution pipe box is connected with a water pipe connector, a water outlet of the water pump is connected with the water pipe connector, the bottom of the water pump is connected with a water inlet pipe, the water distribution pipe and the air outlet pipe are connected to the top of the water distribution pipe box, the water distribution pipe is connected with a water outlet of the water pump through the water distribution pipe box, and the air outlet pipe is communicated with the second air outlet through the water distribution pipe box.
Preferably, one end of the air outlet pipe, which is far away from the separating box, is connected with an air outlet cylinder, the inner wall of the air outlet part of the air outlet cylinder is uniformly provided with a spray head, and the separating pipe is communicated with the spray head.
Preferably, the angle adjusting assembly comprises a bottom mounting disc, a top mounting disc and a connecting rod assembly, the bottom mounting disc is connected to the top of the branch pipe box, the top mounting disc is connected to the top of the bottom mounting disc through a supporting rod, a telescopic rod is mounted at the top of the bottom mounting disc, and the telescopic end of the telescopic rod is connected with a lifting disc.
Preferably, link assembly includes first linking arm, second linking arm and head rod, first linking arm and second linking arm rotate respectively to be connected in bottom mounting disc top and top mounting disc diapire, the head rod rotates to be connected in the one end that bottom mounting disc was kept away from to the first linking arm, the head rod other end rotates to be connected in play dryer middle section top.
Preferably, the end of the second connecting arm far away from the top mounting disc is connected to the outer wall of the bottom of the air outlet cylinder, the two sides of the middle section of the first connecting arm are respectively connected with a second connecting rod and a driving rod, the end of the second connecting rod and the driving rod far away from the first connecting arm are respectively connected to the outer wall of the bottom of the air outlet cylinder and the outer wall of the lifting disc, the outer wall of the bottom mounting disc is rotatably connected with a supporting arm, a torsional spring is arranged at the joint of the supporting arms, the supporting arm is matched with the air outlet cylinder, and the air outlet cylinder is provided with 6-12 groups.
Preferably, the driving assembly comprises a screw rod, belt wheels and a motor, the screw rod is rotatably connected to the top of the base and the side wall of the branch pipe box, the belt wheels are connected to the outer wall of one end, close to the branch pipe box, of the screw rod, the screw rod is symmetrically provided with four groups, the outer walls of the four groups of the belt wheels are connected with belts, the motor is installed at the top of the branch pipe box, and the output end of the motor is connected with one group of the screw rod.
Preferably, the pull rod assembly comprises a sliding frame, a pulling arm and a rotating arm, the sliding frame is connected to the outer wall of the screw rod, the sliding frame is provided with threads matched with the screw rod, the rotating arm is rotatably connected to the outer wall of the exhaust interface box, one end of the pulling arm is rotatably connected to the side wall of the sliding frame, and the other end of the pulling arm is rotatably connected to the outer wall of the middle section of the rotating arm.
Preferably, the connector of the outer wall of the exhaust interface box is connected with a ventilation hose, one end of the rotating arm, which is far away from the exhaust interface box, is rotatably connected to the outer wall of the ventilation hose, four groups of ventilation hoses are symmetrically arranged, and a filter plate is arranged in the air inlet filter box.
A use method of a dust fall system for coal mining comprises the following steps:
s1: when the device is used, the device is moved to the middle position where dust is easy to generate, the water pump is connected with a water source, and then the exhaust fan box and the water pump are started;
s2: when the exhaust fan box is started, air is extracted from the air inlet filter box and is discharged from the first air outlet and the second air outlet, when the water pump is started, the water is sprayed out by the water pump through the water distribution pipe and the spray head, meanwhile, air at the second air outlet enters the air outlet cylinder through the air outlet pipe and is sprayed out, and water sprayed out of the spray head is sprayed out, so that the water is changed into smaller water mist, dust can be better fused, meanwhile, the air from the first air outlet is sprayed out through the ventilation hose, the floating dust is blown into the water mist at a high position, the dust and the water mist can be more quickly fused, and the purpose of quickly reducing dust is achieved;
s3: the telescopic rod is started to drive the lifting disc to move up and down, the lifting disc can drive the driving rod to rotate, the driving rod drives the first connecting rod and the second connecting rod to rotate simultaneously by pulling the first connecting arm, and the first connecting rod and the second connecting rod are matched with the second connecting arm to drive the air outlet cylinder to carry out angle adjustment, so that the height and the range of water mist spraying are changed according to the condition of on-site dust;
s4: the utility model discloses a dust fall device, including a starting motor, the motor rotates and can drive one of them set of lead screw and rotate, thereby the lead screw realizes four sets of lead screws through driving band pulley and belt and links, the lead screw is when rotating, can drive the carriage and reciprocate, thereby drive the pulling arm and rotate, the pulling arm can stimulate the rotating arm and make the rotating arm take place to rotate, thereby it carries out the luffing motion to drive the ventilation hose, when realizing angle regulation's purpose, also can carry out continuous reciprocal swing, thereby increase and sweep the wind area, accelerate dust fall speed.
Compared with the prior art, the invention provides a dust fall system for coal mining, which has the following beneficial effects:
1. this dust fall system for coal exploitation through the water smoke adjustment mechanism that sets up at the branch pipe box top, cooperates the multiunit wind bobbin, can realize that multi-direction large tracts of land sprays the dust fall to realize the large tracts of land dust fall operation in coal exploitation place.
2. This dust fall system for coal mining can carry out angle modulation to the play dryer through the angle adjusting part who sets up at the branch pipe box top to make water smoke injection height and scope change according to the condition of on-the-spot dust.
3. This dust fall system for coal mining, through the wind direction adjustment mechanism who sets up, the wind that comes out through first air outlet passes through the ventilation hose blowout for during showy dust blows the water smoke to the eminence, can make dust and the more quick integration of water smoke, reach the purpose of quick dust fall, when realizing angle regulation's purpose, also can carry out the swing of reciprocating in succession, thereby increase the area of sweeping the wind, accelerate dust fall speed.
The part not involved in the system is the same as the prior art or can be realized by the prior art, and the dust settling system realizes multi-azimuth dust settling, has large dust settling area and high dust settling efficiency, and is convenient to adjust the range.
Drawings
Fig. 1 is a schematic overall structure diagram of a dust settling system for coal mining according to the present invention;
FIG. 2 is a first schematic structural diagram of a lower part of a dust settling system for coal mining, provided by the invention;
FIG. 3 is a schematic diagram of a lower structure of a dust settling system for coal mining, which is provided by the invention;
FIG. 4 is a first schematic diagram illustrating the connection of a first box body of the dust settling system for coal mining provided by the invention;
FIG. 5 is a second schematic diagram of the connection of a box body of the dust settling system for coal mining provided by the invention;
FIG. 6 is a schematic upper structure diagram of a dust settling system for coal mining according to the present invention;
FIG. 7 is a first water mist adjusting mechanism of the dust settling system for coal mining provided by the invention;
fig. 8 is a second water mist adjusting mechanism diagram of the dust fall system for coal mining provided by the invention.
In the figure: 100. a base; 101. an exhaust interface box; 102. an air inlet filter box; 103. a filter plate; 104. a blower box; 105. a tube separating box; 106. a second air outlet; 107. a water pipe joint; 108. a connector; 109. a water pump; 110. a water diversion pipe; 111. a spray head; 112. an air outlet pipe; 200. a screw rod; 201. a carriage; 202. a pulley; 203. a belt; 204. a motor; 205. pulling the arm; 206. a rotating arm; 207. a ventilation hose; 300. a bottom mounting plate; 301. a top mounting plate; 302. a lifting plate; 303. a bracket arm; 304. a first connecting arm; 305. a first connecting rod; 306. an air outlet cylinder; 307. a second connecting arm; 308. a second connecting rod; 309. a drive rod; 310. a telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-8, a dust fall system for coal mining, includes exhaust fan case 104 and inlet air rose box 102, and inlet air rose box 102 connects in exhaust fan case 104 bottom, and inlet air rose box 102 is linked together with exhaust fan case 104 induced air mouth, and exhaust fan case 104 bottom and top are provided with first air outlet and second air outlet 106 respectively, still includes:
the exhaust interface box 101 is connected to the bottom of the air inlet filter box 102, the exhaust interface box 101 is communicated with a first air outlet of the exhaust fan box 104, the bottom of the exhaust interface box 101 is connected with the base 100, and the bottom of the base 100 is provided with a movable wheel;
the branch pipe box 105 is connected to the top of the exhaust fan box 104, the bottom of the branch pipe box 105 is provided with a connector 108, and the connector 108 is connected with the second air outlet 106;
the wind direction adjusting mechanism is arranged at the top of the base 100 and comprises a driving assembly and a pull rod assembly, and the driving assembly is matched with the pull rod assembly;
the water mist adjusting mechanism is arranged at the top of the tube separating box 105 and comprises a spraying assembly and an angle adjusting assembly, the spraying assembly is matched with the angle adjusting assembly, and the water mist adjusting mechanism is matched with the wind direction adjusting mechanism.
The spraying assembly comprises a water pump 109, a water distribution pipe 110 and an air outlet pipe 112, the water pump 109 is mounted on the side wall of the water distribution box 105, the side wall of the water distribution box 105 is connected with a water pipe connector 107, a water outlet of the water pump 109 is connected with the water pipe connector 107, the bottom of the water pump 109 is connected with a water inlet pipe, the water distribution pipe 110 and the air outlet pipe 112 are both connected to the top of the water distribution box 105, the water distribution pipe 110 is connected with a water outlet of the water pump 109 through the water distribution box 105, and the air outlet pipe 112 is communicated with the second air outlet 106 through the water distribution box 105.
One end of the air outlet pipe 112, which is far away from the branch pipe box 105, is connected with an air outlet cylinder 306, spray heads 111 are uniformly arranged on the inner wall of the air outlet part of the air outlet cylinder 306, and the water distribution pipe 110 is communicated with the spray heads 111; follow through air-out pipe 112 and spray in entering into play dryer 306 to sprinkle shower nozzle 111 spun water, make it become littleer water smoke, the better dust that fuses of ability, the wind that first air outlet came out simultaneously passes through ventilation hose 207 blowout, makes during showy dust blows the water smoke to the eminence, can make dust and the more quick integration of water smoke, reaches quick dust fall's purpose.
The angle adjusting assembly comprises a bottom mounting disc 300, a top mounting disc 301 and a connecting rod assembly, the bottom mounting disc 300 is connected to the top of the tube separating box 105, the top mounting disc 301 is connected to the top of the bottom mounting disc 300 through a supporting rod, a telescopic rod 310 is mounted at the top of the bottom mounting disc 300, and the telescopic end of the telescopic rod 310 is connected with a lifting disc 302; the multi-group connecting rod assembly can be adjusted at the same time, and the purposes of quick assembly adjustment and simple operation are achieved.
Connecting rod assembly includes first linking arm 304, second linking arm 307 and head rod 305, and first linking arm 304 and second linking arm 307 rotate respectively and connect in bottom mounting disc 300 top and top mounting disc 301 diapire, and head rod 305 rotates to be connected in the one end that bottom mounting disc 300 was kept away from to head rod 304, and the other end of head rod 305 rotates to be connected in play dryer 306 middle section top.
One end, far away from the top mounting disc 301, of the second connecting arm 307 is connected to the outer wall of the bottom of the air outlet cylinder 306, two sides of the middle section of the first connecting arm 304 are respectively connected with a second connecting rod 308 and a driving rod 309, one ends, far away from the first connecting arm 304, of the second connecting rod 308 and the driving rod 309 are respectively connected to the outer wall of the bottom of the air outlet cylinder 306 and the outer wall of the lifting disc 302, the outer wall of the bottom mounting disc 300 is rotatably connected with a supporting arm 303, a torsion spring is arranged at the joint of the supporting arm 303, the supporting arm 303 is matched with the air outlet cylinder 306, and the air outlet cylinder 306 is provided with 6-12 groups; the multi-group connecting rod assembly drives the air outlet cylinder 306 to adjust, and the spraying angle of the air outlet cylinder 306 can be adjusted while uniform spraying is achieved.
The driving assembly comprises a screw rod 200, belt wheels 202 and a motor 204, the screw rod 200 is rotatably connected to the top of the base 100 and the side wall of the tube dividing box 105, the belt wheels 202 are connected to the outer wall of one end, close to the tube dividing box 105, of the screw rod 200, four groups of the screw rod 200 are symmetrically arranged, the outer walls of the four groups of the belt wheels 202 are connected with belts 203, the motor 204 is installed at the top of the tube dividing box 105, and the output end of the motor 204 is connected with one group of the screw rod 200.
The pull rod assembly comprises a sliding frame 201, a pulling arm 205 and a rotating arm 206, the sliding frame 201 is connected to the outer wall of the screw rod 200, the sliding frame 201 is provided with threads to be matched with the screw rod 200, the rotating arm 206 is rotatably connected to the outer wall of the exhaust interface box 101, one end of the pulling arm 205 is rotatably connected to the side wall of the sliding frame 201, and the other end of the pulling arm is rotatably connected to the outer wall of the middle section of the rotating arm 206.
The outer wall interface of the exhaust interface box 101 is connected with a ventilation hose 207, one end of the rotating arm 206 far away from the exhaust interface box 101 is rotatably connected with the outer wall of the ventilation hose 207, four groups of ventilation hoses 207 are symmetrically arranged, and the filter plate 103 is arranged in the air inlet filter box 102; can adjust the angle of blowing of ventilation hose 207 through pull rod assembly, the scope that the cooperation water smoke of being convenient for sprayed when realizing angle regulation's purpose, also can carry out continuous reciprocal swing to increase the area of sweeping the wind, accelerate dust fall speed.
When the device is used, the device is moved to the middle position where dust is easy to generate, the water pump 109 is connected with a water source, and then the exhaust fan box 104 and the water pump 109 are started; when the exhaust fan box 104 is started, air is extracted from the air inlet filter box 102 and is exhausted from the first air outlet and the second air outlet 106, when the water pump 109 is started, the water pump 109 sprays water out through the water diversion pipe 110 and the spray head 111, meanwhile, air at the second air outlet 106 enters the air outlet cylinder 306 through the air outlet pipe 112 and then is sprayed out, the water sprayed out from the spray head 111 is scattered, the water becomes smaller water mist, dust can be better fused, meanwhile, the air from the first air outlet is sprayed out through the ventilation hose 207, floating dust is blown into the water mist at a high position, the dust and the water mist can be more quickly fused, and the purpose of quickly reducing dust is achieved; the telescopic rod 310 is started to drive the lifting disc 302 to move up and down, the lifting disc 302 can drive the driving rod 309 to rotate, the driving rod 309 drives the first connecting rod 305 and the second connecting rod 308 to rotate simultaneously by pulling the first connecting arm 304, and the first connecting rod 305 and the second connecting rod 308 are matched with the second connecting arm 307 to drive the air outlet cylinder 306 to carry out angle adjustment, so that the height and the range of water mist spraying are changed according to the situation of on-site dust; the motor 204 is started, the motor 204 rotates to drive one group of screw rods 200 to rotate, the screw rods 200 drive the belt wheels 202 and the belts 203 to realize linkage of the four groups of screw rods 200, when the screw rods 200 rotate, the sliding frame 201 is driven to move up and down to drive the pulling arm 205 to rotate, the pulling arm 205 pulls the rotating arm 206 to rotate the rotating arm 206, so that the ventilation hose 207 is driven to swing up and down, and the continuous reciprocating swing can be carried out while the angle adjustment is realized, so that the wind sweeping area is increased, and the dust falling speed is accelerated; the invention realizes multi-azimuth dust fall, and has large dust fall area, high dust fall efficiency and convenient range adjustment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a dust fall system for coal mining, includes exhaust fan case (104) and air inlet rose box (102), air inlet rose box (102) are connected in exhaust fan case (104) bottom, air inlet rose box (102) are linked together with exhaust fan case (104) induced air mouth, exhaust fan case (104) bottom and top are provided with first air outlet and second air outlet (106) respectively, and its characterized in that still includes:
the exhaust interface box (101) is connected to the bottom of the air inlet filter box (102), the exhaust interface box (101) is communicated with a first air outlet of the exhaust fan box (104), the bottom of the exhaust interface box (10) is connected with a base (100), and the bottom of the base (100) is provided with a moving wheel;
the air distribution box (105) is connected to the top of the exhaust fan box (104), a connector (108) is arranged at the bottom of the air distribution box (105), and the connector (108) is connected with the second air outlet (106);
the wind direction adjusting mechanism is arranged at the top of the base (100) and comprises a driving assembly and a pull rod assembly, and the driving assembly is matched with the pull rod assembly;
the water mist adjusting mechanism is arranged at the top of the tube separating box (105), and comprises a spraying assembly and an angle adjusting assembly, wherein the spraying assembly is matched with the angle adjusting assembly, and the water mist adjusting mechanism is matched with the wind direction adjusting mechanism.
2. The dust fall system for coal mining of claim 1, characterized in that the spraying assembly comprises a water pump (109), a water diversion pipe (110) and an air outlet pipe (112), the water pump (109) is installed on the side wall of the water diversion pipe box (105), the side wall of the water diversion pipe box (105) is connected with a water pipe connector (107), the water outlet of the water pump (109) is connected with the water pipe connector (107), the bottom of the water pump (109) is connected with a water inlet pipe, the water diversion pipe (110) and the air outlet pipe (112) are both connected to the top of the water diversion pipe box (105), the water diversion pipe (110) is connected with the water outlet of the water pump (109) through the water diversion pipe box (105), and the air outlet pipe (112) is communicated with the second air outlet (106) through the water diversion pipe box (105).
3. The coal mining dust fall system according to claim 2, wherein one end of the air outlet pipe (112) far away from the header box (105) is connected with an air outlet cylinder (306), spray nozzles (111) are uniformly installed on the inner wall of the air outlet part of the air outlet cylinder (306), and the water outlet pipe (110) is communicated with the spray nozzles (111).
4. The coal mining dust fall system according to claim 3, characterized in that the angle adjusting assembly comprises a bottom mounting plate (300), a top mounting plate (301) and a connecting rod assembly, the bottom mounting plate (300) is connected to the top of the branch pipe box (105), the top mounting plate (301) is connected to the top of the bottom mounting plate (300) through a supporting rod, a telescopic rod (310) is mounted at the top of the bottom mounting plate (300), and a lifting plate (302) is connected to the telescopic end of the telescopic rod (310).
5. A coal mining dust fall system according to claim 4, characterized in that the connecting rod assembly comprises a first connecting arm (304), a second connecting arm (307) and a first connecting rod (305), the first connecting arm (304) and the second connecting arm (307) are respectively rotatably connected to the top of the bottom mounting plate (300) and the bottom wall of the top mounting plate (301), the first connecting rod (305) is rotatably connected to one end of the first connecting arm (304) far away from the bottom mounting plate (300), and the other end of the first connecting rod (305) is rotatably connected to the top of the middle section of the air outlet barrel (306).
6. The dust fall system for coal mining of claim 5, characterized in that, the end of the second connecting arm (307) far away from the top mounting plate (301) is connected to the outer wall of the bottom of the air outlet cylinder (306), the two sides of the middle section of the first connecting arm (304) are respectively connected with a second connecting rod (308) and a driving rod (309), the end of the second connecting rod (308) and the driving rod (309) far away from the first connecting arm (304) are respectively connected to the outer wall of the bottom of the air outlet cylinder (306) and the outer wall of the lifting plate (302), the outer wall of the bottom mounting plate (300) is rotatably connected with a supporting arm (303), the joint of the supporting arm (303) is provided with a torsion spring, the supporting arm (303) is matched with the air outlet cylinder (306), and the air outlet cylinder (306) is provided with 6-12 groups.
7. The dust suppression system for coal mining is characterized in that the driving assembly comprises a screw rod (200), pulleys (202) and a motor (204), the screw rod (200) is rotatably connected to the top of the base (100) and the side wall of the branch pipe box (105), the pulleys (202) are connected to the outer wall of one end, close to the branch pipe box (105), of the screw rod (200), four groups of the screw rod (200) are symmetrically arranged, the outer walls of the four groups of the pulleys (202) are connected with belts (203), the motor (204) is installed at the top of the branch pipe box (105), and the output end of the motor (204) is connected with one group of the screw rod (200).
8. The dust suppression system for coal mining is characterized in that the pull rod assembly comprises a sliding frame (201), a pulling arm (205) and a rotating arm (206), the sliding frame (201) is connected to the outer wall of the screw rod (200), the sliding frame (201) is provided with threads to match with the screw rod (200), the rotating arm (206) is rotatably connected to the outer wall of the exhaust interface box (101), one end of the pulling arm (205) is rotatably connected to the side wall of the sliding frame (201), and the other end of the pulling arm is rotatably connected to the middle section outer wall of the rotating arm (206).
9. The dust settling system for coal mining according to claim 8, wherein a ventilation hose (207) is connected to an interface of the outer wall of the exhaust interface box (101), one end of the rotating arm (206) far away from the exhaust interface box (101) is rotatably connected to the outer wall of the ventilation hose (207), four groups of ventilation hoses (207) are symmetrically arranged, and a filter plate (103) is arranged inside the air inlet filter box (102).
10. Use of a coal mining dust fall system according to any one of claims 1 to 9, characterised by the steps of:
s1: when the device is used, the device is moved to the middle position where dust is easy to generate, the water pump (109) is connected with a water source, and then the exhaust fan box (104) and the water pump (109) are started;
s2: when the exhaust fan box (104) is started, air is extracted from the air inlet filter box (102) and is exhausted from the first air outlet and the second air outlet (106), when the water pump (109) is started, water is sprayed out from the water distribution pipe (110) and the spray head (111) by the water pump (109), meanwhile, air at the second air outlet (106) enters the air outlet cylinder (306) through the air outlet pipe (112) and is sprayed out, the water sprayed out from the spray head (111) is scattered to be changed into smaller water mist, dust can be better fused, meanwhile, the air from the first air outlet is sprayed out through the ventilation hose (207), so that floating dust is blown into the water mist at the high position, the dust and the water mist can be more quickly fused, and the purpose of quickly reducing dust is achieved;
s3: the telescopic rod (310) is started to drive the lifting disc (302) to move up and down, the lifting disc (302) can drive the driving rod (309) to rotate, the driving rod (309) drives the first connecting rod (305) and the second connecting rod (308) to rotate simultaneously by pulling the first connecting arm (304), and the first connecting rod (305) and the second connecting rod (308) are matched with the second connecting arm (307) to drive the air outlet cylinder (306) to carry out angle adjustment, so that the height and the range of water mist spraying are changed according to the condition of on-site dust;
s4: starter motor (204), motor (204) rotate and can drive one of them a set of lead screw (200) and rotate, thereby lead screw (200) link through driving band pulley (202) and belt (203) four group lead screw (200), lead screw (200) are when rotating, can drive carriage (201) and reciprocate, thereby it rotates to drive pull arm (205), pull arm (205) can stimulate rotor arm (206) and make rotor arm (206) take place to rotate, thereby it carries out the luffing motion to drive ventilation hose (207), when realizing angle regulation's purpose, also can carry out continuous reciprocal swing, thereby increase the area of sweeping the wind, accelerate dust fall speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140160.0A CN114412539A (en) | 2022-02-16 | 2022-02-16 | Dust settling system for coal mining and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140160.0A CN114412539A (en) | 2022-02-16 | 2022-02-16 | Dust settling system for coal mining and application method thereof |
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| CN114412539A true CN114412539A (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210140160.0A Withdrawn CN114412539A (en) | 2022-02-16 | 2022-02-16 | Dust settling system for coal mining and application method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116474487A (en) * | 2023-04-06 | 2023-07-25 | 陈子羽 | Environment-friendly dust falling device for building construction management |
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2022
- 2022-02-16 CN CN202210140160.0A patent/CN114412539A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116474487A (en) * | 2023-04-06 | 2023-07-25 | 陈子羽 | Environment-friendly dust falling device for building construction management |
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Application publication date: 20220429 |