CN114307467B

CN114307467B - Annular time-varying dry fog dust suppression device

Info

Publication number: CN114307467B
Application number: CN202210005069.8A
Authority: CN
Inventors: 郑木生; 魏志军
Original assignee: Maanshan Fangzheng Machinery Manufacturing Co ltd
Current assignee: Maanshan Fangzheng Machinery Manufacturing Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2023-03-28
Anticipated expiration: 2042-01-05
Also published as: CN114307467A

Abstract

The invention relates to the technical field of environmental protection and dust removal, and discloses an annular time-varying dry fog dust suppression device, wherein a manual speed reducer is fixedly arranged in the middle of the top surface of a machine head, output shafts at two ends of the manual speed reducer are respectively and fixedly connected with levers, an annular time-varying spraying device is fixedly connected at the bottom of the machine head between the levers, an ultrasonic dry fog nozzle is fixedly connected at the bottom of a universal joint nozzle seat, an air guide rod is fixedly connected at the middle of the top of the ultrasonic dry fog nozzle, a flow guide ring groove is formed in the bottom of an equalizing hole, the bottom of the flow guide ring groove is communicated with a nozzle opening, a fixing ring is fixedly arranged at the top of the bottom of the flow guide ring groove, a movable ring is movably sleeved at the bottom of the flow guide ring groove, a sliding rod with one end extending to the bottom of the nozzle opening is movably sleeved in the sliding groove, a baffle is movably connected at the bottom of the sliding rod, and the arrangement of the annular time-varying spraying device is used for adjusting the internal structure of the ultrasonic dry fog nozzle, so that the effect and the quality of spraying and dust suppression are increased, and the energy consumption is saved.

Description

Annular time-varying dry fog dust suppression device

Technical Field

The invention relates to the technical field of environmental protection dust removal, in particular to an annular time-varying dry fog dust suppression device.

Background

Windrow belt feeder aircraft nose is in high altitude position, and the drop is big, and the blanking raise dust is also big, consequently all uses dry fog dust suppression device to restrain the blanking raise dust that lasts, and conventional dry fog dust suppression device is unsettled and adopts unilateral, bilateral or trilateral dry fog nozzle arrangement mode to spray at the eminence, handles the dust of raise on the falling material edge, though this kind of dust suppression device uses already very extensively, but it still has certain problem:

1. the machine head is narrow and suspended in the air, so that when a single-side, double-side or three-side dry fog nozzle arrangement mode is adopted, uneven spraying can exist, the sprayed dry fog is on a limited side, and then all flying dust around the blanking can not be treated, the flying dust in a local area can not be fully contacted with the dry fog to carry out assistant treatment, meanwhile, the nozzle is difficult to replace, the operation of workers is inconvenient, the spraying direction and the spraying amount of the nozzle can not be changed randomly, and the adaptability is poor;

2. the existing ultrasonic dry fog nozzle generally adopts a mode of water inlet at the middle air inlet side, and then dry fog spraying is formed by mixing in the nozzle, wherein when air and water are mixed, water flow is guided into the nozzle from the side by a through hole and is mixed with air at the middle part, so that the mixing uniformity is poor under the condition of high pressure, and mixed water and air are close to the edge part of a water outlet hole due to the limitation of the water outlet hole, so that the scattering effect is poor when the mixed water and air impact on a blocking head, the mixed water and air are not beneficial to fully contacting with raised dust, meanwhile, the spraying effect at the nozzle is different when the pressure of the water and air is changed, the size of particles sprayed out due to the fixed position of the blocking head is not in accordance with the dry fog standard, the dust suppression is also not beneficial, and the spraying effect of the ultrasonic dry fog nozzle can be reduced, and the dust suppression effect is further reduced.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the annular time-varying dry fog dust suppression device, which has the advantages of good fog dust suppression effect, energy consumption saving and convenience in adjustment, and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides an annular time-varying dry fog dust suppression device, includes the aircraft nose, one side fixed mounting at aircraft nose top has the switch board, the opposite side fixed mounting at aircraft nose top has the stand, the top fixed mounting of stand has the spraying module, the middle part fixed mounting of aircraft nose top surface has manual speed reducer, the output shaft difference symmetry fixedly connected with lever at manual speed reducer both ends, lie in aircraft nose bottom fixedly connected with annular time-varying atomizer of department between the lever, annular time-varying atomizer's bottom is the even fixed mounting of ring has universal joint nozzle seat, the bottom fixedly connected with ultrasonic wave dry fog nozzle of universal joint nozzle seat.

Preferably, the annular water inlet has been seted up at the top of ultrasonic wave dry fog nozzle, the sealing washer has been cup jointed in the activity of the top outer lane of ultrasonic wave dry fog nozzle, the nozzle mouth that runs through is seted up at the middle part of ultrasonic wave dry fog nozzle, the middle part fixedly connected with air guide rod at ultrasonic wave dry fog nozzle top, the inlet port with nozzle mouth intercommunication is seted up at air guide rod middle part, the bottom of water inlet is cyclic annular and has evenly seted up the homodromic hole, the bottom and the nozzle mouth intercommunication of water conservancy diversion annular and water conservancy diversion annular are seted up to the bottom in homodromic hole, the solid fixed ring of top fixed mounting of water conservancy diversion annular bottom, the activity of the bottom of water conservancy diversion annular bottom has cup jointed the loose loop, the spout has been seted up to the both sides of ultrasonic wave dry fog nozzle bottom outer lane, the inside activity of spout has cup jointed one end and has stretched the slide bar of nozzle mouth bottom department, the bottom swing joint of slide bar has the shield head.

Preferably, the inside activity ring bottom position that is located of ultrasonic wave dry fog nozzle has seted up the hydraulic pressure hole, the top activity in hydraulic pressure hole has cup jointed top and activity ring swing joint's slider, fixedly connected with reset spring between the bottom of slider and the hydraulic pressure hole diapire, the regulation chamber has been seted up to the outside position in hydraulic pressure hole, the outside activity in regulation chamber has cup jointed the voussoir, the top activity in regulation chamber has cup jointed the piston, the flexible groove has been seted up at the top in regulation chamber, the inside activity in flexible groove has cup jointed bottom and piston swing joint's gear, the outer lane fixed mounting of activity ring has with gear engagement's rack key, the top fixedly connected with impeller of gear.

Preferably, the top side edge of the sliding block is an inclined plane with the same slope as the side edge of the wedge block, and the impeller just extends out of the telescopic groove completely and enters the flow guide ring groove when the sliding block pushes the wedge block inwards to the maximum position.

Preferably, the same and relative one side of solid fixed ring and activity ring shape is the taper, gu the inside equal fixed mounting of solid fixed ring and activity ring has annular magnet.

The invention has the following beneficial effects:

1. through annular time-varying atomizer along circumference equipartition ultrasonic wave dry fog nozzle and manual speed reducer, annular time-varying atomizer's center is basic to coincide with the material stream center, compared with prior art, the ring spouts the during operation and forms the fog hole, it is totally enclosed to spill the dust of blanking, make the dust unable escape, with the abundant polymerization coagulation sedimentation of cloud and fog, cloud and fog wafts downwards along the stockpile conical surface simultaneously, further adsorb with the stockpile surface slip raise dust and combine, thereby make the blanking raise dust obtain effective suppression, and along with the stockpile grow gradually, the blanking fall diminishes, the raise dust reduces gradually, through hand speed reducer, can rotate annular time-varying atomizer body to required position, it is convenient and fast to change the maintenance nozzle, control system passes through the high change of material pile of charge level indicator response, control water gas solenoid valve aperture does the change that correspondingly reduces the spray volume at random, save the system energy consumption, reduce dry fog dust suppression system running cost, the setting of universal regulation structure also can increase the spray range of nozzle and more do benefit to fully press down the dust.

2. Through set up solid fixed ring and activity ring control play water in the inside of ultrasonic wave dry fog nozzle, it changes to recycle inside slider to adjust, compare in prior art, it communicates with the nozzle mouth to be cyclic annular to offer through the water conservancy diversion annular, the homogeneity of play water has been guaranteed, utilize solid fixed ring and activity ring to carry out hydraulic regulation adaptation change simultaneously, and still can drive voussoir and slide bar and all receive the hydraulic pressure effect to adjust when the slider is pushed down by the activity ring, the slip of voussoir can drive the impeller and stretch into in the water conservancy diversion annular and then produce the synchronous rotation that rotates and drive the activity ring and form the turning force to rivers and make its and air's mixture more abundant, the position change that the removal of slide bar can adjust the retaining head simultaneously adapts to the impact force under the different water pressure power mixing circumstances, thereby make the dry fog of breaking out more even and accord with the requirement of pressing down dirt, improved the spraying effect and reached better dust suppression effect.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an overall elevational view of the structure of the present invention;

FIG. 3 is an overall top view of the structure of the present invention;

FIG. 4 is a schematic diagram of the annular time varying spray device of the present invention;

FIG. 5 is a schematic view of the ultrasonic dry mist nozzle of the present invention;

FIG. 6 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 8 is an enlarged view of fig. 5 at C.

In the figure: 1. a machine head; 2. a control cabinet; 3. a column; 4. a spray module; 5. a manual speed reducer; 6. a lever; 7. an annular time varying spray device; 8. a universal joint nozzle base; 9. an ultrasonic dry mist nozzle; 901. a water inlet; 902. flow equalizing holes; 903. a nozzle opening; 904. a flow guide ring groove; 905. a chute; 906. a hydraulic bore; 907. an adjustment chamber; 908. a telescopic groove; 10. an air guide rod; 1001. an air inlet; 11. a seal ring; 12. a slide bar; 13. stopping the head; 14. a fixing ring; 15. a movable ring; 1501. a toothed key; 16. a slider; 17. a return spring; 18. a piston; 19. a gear; 20. an impeller; 21. a magnet; 22. and (4) wedge blocks.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1-4, an annular time-varying dry fog dust suppression device comprises a machine head 1, a control cabinet 2 is fixedly installed on one side of the top of the machine head 1, an upright post 3 is fixedly installed on the other side of the top of the machine head 1, a spraying module 4 is fixedly installed on the top of the upright post 3, a manual speed reducer 5 is fixedly installed in the middle of the top surface of the machine head 1, levers 6 are symmetrically and fixedly connected to output shafts at two ends of the manual speed reducer 5 respectively, an annular time-varying spraying device 7 is fixedly connected to the bottom of the machine head 1 between the levers 6, an air inlet pipe and a water inlet pipe are connected inside the annular time-varying spraying device 7, the air inlet pipe and the water inlet pipe are communicated to an ultrasonic dry fog nozzle 9 at the bottom, universal joint nozzle seats 8 are uniformly and fixedly installed at the bottom of the annular time-varying spraying device 7 in an annular mode, the ultrasonic dry fog nozzle 9 is fixedly connected to the bottom of the universal joint nozzle seats 8, referring to the attached drawings 5-8, the top of the ultrasonic dry fog nozzle 9 is provided with an annular water inlet 901, the outer ring at the top of the ultrasonic dry fog nozzle 9 is movably sleeved with a sealing ring 11, the middle part of the ultrasonic dry fog nozzle 9 is provided with a penetrating nozzle opening 903, the middle part of the top of the ultrasonic dry fog nozzle 9 is fixedly connected with an air guide rod 10, the middle part of the air guide rod 10 is provided with an air inlet 1001 communicated with the nozzle opening 903, the bottom of the water inlet 901 is annularly and uniformly provided with a flow equalizing hole 902, the bottom of the flow equalizing hole 902 is provided with a flow guide ring groove 904, the bottom of the flow guide ring groove 904 is communicated with the nozzle opening 903, the opening area at the communication part of the flow guide ring groove 904 and the nozzle opening 903 is smaller than the sum of the total opening areas of the flow equalizing hole 902, so that the water entering the flow equalizing hole 902 from the water inlet 901 is completely enough to enter the nozzle opening 903 for mixing, and the top at the bottom of the flow guide ring groove 904 is fixedly provided with a fixing ring 14, the bottom of the bottom end of the diversion ring groove 904 is movably sleeved with a movable ring 15, the opposite surfaces of the fixed ring 14 and the movable ring 15 which are the same in shape are conical, when the movable ring 15 is under the action of water pressure, the movable ring 15 is pressed downwards, at the moment, water flows enter the nozzle opening 903 through a gap between the fixed ring 14 and the movable ring 15 to be mixed with air and sprayed out, annular magnets 21 are fixedly arranged inside the fixed ring 14 and the movable ring 15, small particle impurities can be adsorbed to the fixed ring 14 and the movable ring 15 by the magnets 21 and then taken away by the water flows, so that the problem of blockage caused by more impurities accumulated inside can be avoided, sliding grooves 905 are arranged on two sides of the outer ring at the bottom of the ultrasonic dry fog nozzle 9, a sliding rod 12 with one end extending to the bottom of the nozzle opening 903 is movably sleeved inside the sliding grooves 905, the bottom of the sliding rod 12 is movably connected with a blocking head 13, the ultrasonic dry fog nozzle 9 is internally provided with a hydraulic hole 906 at the bottom of the movable ring 15, the bottom side edge of the hydraulic hole 906 is sleeved with the upper end position of the slide rod 12 through a hydraulic cavity, so that the slide block 16 can be adjusted to move through hydraulic pressure when being pressed downwards by hydraulic pressure, and then the position of the baffle head 13 is adjusted, so that the effect of water-air mixed impact can keep the quality of dry fog under different pressures, the top end of the hydraulic hole 906 is movably sleeved with a slide block 16 the top of which is movably connected with the movable ring 15, a return spring 17 is fixedly connected between the bottom of the slide block 16 and the bottom wall of the hydraulic hole 906, an adjusting cavity 907 is arranged at the outer side position of the hydraulic hole 906, a wedge block 22 is movably sleeved at the outer side of the adjusting cavity 907, a piston 18 is movably sleeved at the top of the adjusting cavity 907, a telescopic groove 908 is arranged at the top of the adjusting cavity, and a gear 19 the bottom of which is movably connected with the piston 18 is movably sleeved inside the telescopic groove 908, the outer ring of the movable ring 15 is fixedly provided with a toothed key 1501 meshed with the gear 19, the top of the gear 19 is fixedly connected with an impeller 20, the side edge of the top of the sliding block 16 is an inclined plane with the same slope as that of the side edge of the wedge block 22, when the sliding block 16 jacks the wedge block 22 inwards to the maximum position, the impeller 20 just extends out of the telescopic groove 908 to enter the guide ring groove 904, when the movable ring 15 is pressed downwards under the hydraulic action, the sliding block 16 is driven to synchronously slide downwards and extrude the wedge block 22 into the adjusting cavity 907, the wedge block 22 extrudes hydraulic oil inwards and lifts the piston 18 upwards so that the impeller 20 extends into the guide ring groove 904, the impeller 20 can rotate under the drive of water flow, the movable ring 15 can be driven to rotate by the transmission of the gear 19, and the movable ring 15 can also rotate when pressed downwards, guaranteed that rivers that come out through solid fixed ring 14 and activity ring 15 can be driven and have certain revolving force, utilize this revolving force can wash away the adsorbed tiny particle impurity on solid fixed ring 14 and activity ring 15 on the one hand, on the other hand can make rivers mix with the air with certain impact force, make the homogeneity of mixing better, avoided rivers to accumulate more in nozzle opening 903 periphery, annular time-varying atomizer 7's central department is basic and the coincidence of material flow center, guaranteed that the material of whereabouts produces and to raise dust just in time combine to reach the effect of suppressing dirt with the dry fog that the blowout comes all around, detect the height of bottom windrow through control system simultaneously, and adjust the aperture of solenoid valve aqueous vapor according to the height, adjust the spray volume and can practice thrift the energy consumption, more accord with sustainable development's concept.

The working principle is that when a material falling during working falls to the bottom through the center of the annular time-varying spraying device 7, dust is formed around the material when the material falls, the spraying device is started, water and air are respectively conveyed into the water inlet 901 and the air inlet 1001 through the water inlet pipe and the air inlet pipe inside the annular time-varying spraying device 7, the water in the water inlet 901 enters the flow equalizing hole 902 under the action of pressure and then enters the flow guide ring groove 904, the movable ring 15 is pressed downwards under the action of water pressure, meanwhile, the sliding block 16 is driven to press downwards, the wedge block 22 is extruded into the adjusting cavity 907 in the pressing-down process of the sliding block 16 and pushes the gear 19 upwards through the piston 18, the gear 19 drives the impeller 20 to extend into the flow guide ring groove 904 from the telescopic groove 908 and to be driven to rotate by the water flow, the rotation of the impeller 20 is transmitted to the gear 19 to drive the sliding block to rotate together, so that the movable ring 15 is driven to rotate synchronously by meshing transmission, the water flow out from the fixed ring 14 and the movable ring 15 in an annular shape and is fully mixed with air, then is sprayed out from the nozzle 903 at the bottom and impacts the sliding head 13, and the sliding of the sliding block 13, so that the dust is more fully mixed with the dust falling nozzle 903, and the dust falling nozzle 12 is driven by the sliding nozzle to be more well scattered;

will be detected by control system when piling up of material more and more high, and then reduce the entering volume of aqueous vapor through the solenoid valve, and then reduce annular time-varying atomizer 7's spraying volume and practice thrift the energy consumption, when needs adjust the nozzle or change the nozzle simultaneously, can rotate lever 6 to one side convenient and direct and adjust change operation, convenient and fast through rotating manual speed reducer 5.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a become dry fog dust suppression device during annular, includes aircraft nose (1), its characterized in that: the automatic spraying machine is characterized in that a control cabinet (2) is fixedly mounted on one side of the top of the machine head (1), an upright post (3) is fixedly mounted on the other side of the top of the machine head (1), a spraying module (4) is fixedly mounted on the top of the upright post (3), a manual speed reducer (5) is fixedly mounted in the middle of the top surface of the machine head (1), output shafts at two ends of the manual speed reducer (5) are respectively and symmetrically and fixedly connected with levers (6), an annular time-varying spraying device (7) is fixedly connected between the levers (6) at the bottom of the machine head (1), universal joint nozzle seats (8) are uniformly and fixedly mounted at the bottom of the annular time-varying spraying device (7) in a ring shape, and ultrasonic dry fog nozzles (9) are fixedly connected at the bottom of the universal joint nozzle seats (8);

annular water inlet (901) have been seted up at the top of ultrasonic dry fog nozzle (9), sealing washer (11) have been cup jointed in the activity of the top outer lane of ultrasonic dry fog nozzle (9), nozzle mouth (903) that run through has been seted up at the middle part of ultrasonic dry fog nozzle (9), middle part fixedly connected with air guide bar (10) at ultrasonic dry fog nozzle (9) top, air inlet (1001) that communicate with nozzle mouth (903) have been seted up in air guide bar (10) middle part, the bottom of water inlet (901) is cyclic annular and has evenly seted up flow equalizing hole (902), bottom and nozzle mouth (903) intercommunication of water conservancy diversion annular (904) and water conservancy diversion annular (904) have been seted up to the bottom of flow equalizing hole (902), the solid fixed ring (14) of top fixed mounting of water conservancy diversion annular (904) bottom, the activity of bottom of water conservancy diversion annular (904) has cup jointed activity ring slide bar (15), spout (905) have been seted up to the both sides of ultrasonic dry fog nozzle (9) bottom outer lane, spout (905) inside activity has cup jointed one end and has been cup jointed nozzle mouth (903) bottom (12) of the nozzle mouth (903) bottom, the activity ring (13) has been connected with the hydraulic pressure movable ring (906) top that the movable ring (906) top is located movable ring (906) and the movable nozzle (906) top connection hole (906) top A block (16), a return spring (17) is fixedly connected between the bottom of the sliding block (16) and the bottom wall of the hydraulic hole (906), an adjusting cavity (907) is arranged at the outer side position of the hydraulic hole (906), a wedge block (22) is movably sleeved on the outer side of the adjusting cavity (907), a piston (18) is movably sleeved on the top of the adjusting cavity (907), the top of the adjusting cavity (907) is provided with a telescopic groove (908), a gear (19) with the bottom movably connected with the piston (18) is movably sleeved in the telescopic groove (908), the outer ring of the movable ring (15) is fixedly provided with a toothed key (1501) meshed with the gear (19), the top of the gear (19) is fixedly connected with an impeller (20), the top side edge of the sliding block (16) is an inclined plane with the same slope as the side edge of the wedge block (22), when the sliding block (16) pushes the wedge block (22) inwards to the maximum position, the impeller (20) just extends out of the telescopic groove (908) completely and enters the guide ring groove (904), the fixed ring (14) and the movable ring (15) have the same shape and the opposite surfaces are conical, annular magnets (21) are fixedly mounted inside the fixed ring (14) and the movable ring (15), and the side edge of the bottom of the hydraulic hole (906) is sleeved with the upper end position of the sliding rod (12) through a hydraulic cavity.