CN113813719A - Building engineering construction site raise dust curing device and method - Google Patents
Building engineering construction site raise dust curing device and method Download PDFInfo
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- CN113813719A CN113813719A CN202111031223.0A CN202111031223A CN113813719A CN 113813719 A CN113813719 A CN 113813719A CN 202111031223 A CN202111031223 A CN 202111031223A CN 113813719 A CN113813719 A CN 113813719A
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Abstract
The invention belongs to the field of dust solidification, and particularly relates to a dust solidification device and method for a construction engineering construction site.
Description
Technical Field
The invention belongs to the field of raised dust solidification, and particularly relates to a raised dust solidification device and method for a construction engineering construction site.
Background
With the rapid development of urban construction, the dust pollution generated by building construction seriously affects the quality of living environment of residents, and the effective control of the construction dust pollution is an important link for improving the air quality, so that how to inhibit the dust emission, especially the dust emission on the building construction site, becomes an important research topic. Firstly, a prevention measure, namely changing a production activity mode and controlling the generation of the flying dust from the front end; and secondly, a slowing measure is taken, namely, an engineering measure is adopted to reduce the emission intensity of the raised dust. The common domestic dust suppression method is more traditional watering dust suppression, but the method has large water demand and short validity duration; repeated watering will exacerbate the natural weathering rate of bare earth, making it more prone to the generation of respirable dust and a tremendous drain on water resources.
Compared with sprinkling and raising dust, the dust suppression net can effectively play roles of preventing wind and dust and reinforcing stockpiles, and can save water resources, but the method has high cost, low effective load and material waste. And the dense mesh net is easy to damage, is seriously aged under the irradiation of sunlight, is easy to curl and tear, needs to continuously purchase materials for paving, and is seriously wasted.
The invention mainly aims at the dust treatment of construction sites in the urban construction process, and is suitable for the dust treatment of the whole process of the construction site building demolition, the earthwork excavation and loading and unloading vehicle, the site standing powder material stacking and the cleaning of the exposed soil, the field road, the building site in-and-out vehicle, the main structure and the decoration.
Disclosure of Invention
The invention aims to provide a building engineering construction site raise dust solidification device and method which have long effective action time, reduce water resource waste and have higher comprehensive economic benefit, and in order to realize the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a raise dust solidification equipment, includes the automobile body, be provided with two jar bodies on the automobile body side by side, be used for depositing dust suppressant and film forming auxiliary agent respectively, two the internal stirring subassembly that all is provided with of jar, two the internal stirring subassembly of jar is connected with drive arrangement through coupling assembling, drive arrangement is used for driving the stirring subassembly and rotates, two the jar body all is connected with the shower nozzle, the shower nozzle is used for the blowout the internal liquid of jar, and the adjustable width that sprays.
Further, the stirring subassembly includes the (mixing) shaft that the level set up, be provided with the stirring leaf on the (mixing) shaft, (mixing) shaft one end is rotationally connected the internal wall of jar, its other end extends jar body, and connect coupling assembling, coupling assembling sets up two between the jar body.
Further, coupling assembling includes the rotating tube, be provided with two connecting axles in the rotating tube slidable, two the connecting axle is followed the both ends of rotating tube extend, and connect two respectively jar body on the (mixing) shaft, the rotating tube is connected drive arrangement, drive arrangement is used for the drive the rotating tube rotates, the rotating tube is used for circumference spacing the connecting axle, and then makes the (mixing) shaft rotates.
Furthermore, the side of connecting axle is provided with the spout, the inner wall of rotating tube be provided with the first stopper of spout adaptation, first stopper slidable ground sets up in the spout, the (mixing) shaft extends the one end of jar body is provided with the connecting hole, the connecting axle follows the one end slidable ground that the rotating tube extends sets up in the connecting hole, the inner wall of connecting hole be provided with the second stopper of spout adaptation, second stopper slidable ground sets up in the spout.
The connecting shaft is provided with an external thread, the two locking rings are respectively in threaded connection with the two connecting shafts, the rotating pipe is arranged between the two locking rings, and the end part of the rotating pipe is abutted to the locking rings.
Further, drive arrangement is including installing motor on the automobile body, the axis of rotation of motor is connected with the action wheel, the action wheel is connected with from the driving wheel through the belt, overlap fixedly from the driving wheel and establish on the rotating tube.
Furthermore, the stirring assembly further comprises a sealing mechanism, the sealing mechanism comprises a fixing ring, the fixing ring is sleeved on the stirring shaft and fixedly connected with one side of the two tank bodies opposite to each other, the inner side of the fixing ring is connected with the stirring shaft through a first sealing bearing, the stirring shaft penetrates through the first sealing bearing, an annular bulge is fixedly arranged in the circumferential direction of the stirring shaft, the annular bulge is abutted against one side, far away from the tank bodies, of the fixing ring, and the outer diameter of the annular bulge is larger than that of the first sealing bearing;
still include the casing, the one end of casing is provided with and has the open-ended installation cavity, and the opening orientation jar body, gu fixed ring with the annular bulge all sets up in the installation cavity, the casing passes through the screw connection gu fixed ring, shells inner wall with gu connect through second sealed bearing between the fixed ring, the (mixing) shaft passes the casing side.
Furthermore, the spray head comprises a connecting pipe, one end of the connecting pipe is connected with the output end of a water pump, the input end of the water pump is communicated with the tank body, the other end of the connecting pipe is provided with a compression part, the upper end surface and the lower end surface of the compression part are inclined planes, one end of the compression part, which is far away from the connecting pipe, inclines downwards, and one end of the compression part, which is far away from the connecting pipe, is of an arc structure and is provided with a water spray opening;
the water spraying device is characterized by further comprising two arc plates, wherein the arc plates are fixedly connected with the upper end face and the lower end face of the water spraying port respectively, one side, opposite to the arc plates, is provided with a limiting groove, the limiting groove is of an arc structure concentric with the arc plates, two limiting pieces are slidably arranged in the limiting groove and distributed in the circumferential direction of the arc plates, two spraying gaps used for spraying liquid are formed between the limiting pieces, and the arc plates are connected with two locking screws in a threaded mode, and the two locking screws are respectively abutted against the two limiting pieces.
Furthermore, the two sides of the tank body are provided with the spray heads, and the spray heads are arranged on two sides of the running direction of the vehicle body.
The invention also comprises a raise dust curing method, which comprises the following steps:
s1, pretreating soil, and sowing grass seeds on the soil to be treated;
s2, pretreating a dust suppressant and a film-forming assistant, respectively adding the pretreated dust suppressant and the film-forming assistant into the two tank bodies, and adding a proper amount of water into the tank bodies;
s3, starting the driving device to further drive the stirring assembly to stir the liquid in the two tank bodies;
s4, planning a spraying route, operating a vehicle body, advancing the vehicle body near the soil to be treated, opening a spray head, and spraying the dust suppressant and the film-forming aid onto the soil to be treated;
and S5, opening the spray head, and adjusting the spray width of the spray head according to the spray route and the preset vehicle speed.
The invention has the following beneficial effects: by adopting the technical scheme of spraying the dust suppressant and the film forming auxiliary agent, the agent stays on the soil surface for a long time, the sprayed soil surface is quickly formed into a film, the dust suppression effect is achieved, the effective action time is long, the waste of water resources and a dense mesh net is greatly reduced, the operation is simple, the manpower is saved, the comprehensive economic benefit is higher, a driving device drives the stirring assemblies in the two tank bodies to stir, the cost is further reduced, and the environment-friendly and energy-saving effects are achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view;
FIG. 3 is an enlarged view of the point A in FIG. 2;
FIG. 4 is an enlarged view of the point B in FIG. 2;
FIG. 5 is a schematic view showing the fitting relationship between the connecting shaft and the rotating tube;
FIG. 6 is a schematic top view;
FIG. 7 is an enlarged view of FIG. 6 at C;
FIG. 8 is a schematic side cross-sectional view of the showerhead;
FIG. 9 is a schematic top sectional view of the showerhead.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 9 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 embodiments. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1, a raise dust solidification equipment, including automobile body 1, be provided with two jar bodies 2 on the automobile body 1 side by side, be used for depositing dust suppressant and coalescing agent respectively, two all be provided with the stirring subassembly in jar body 2, two the stirring subassembly in jar body 2 is connected with drive arrangement through coupling assembling, drive arrangement is used for driving the stirring subassembly and rotates, two jar body 2 all is connected with shower nozzle 5, shower nozzle 5 is used for the blowout liquid in jar body 2, and the adjustable width that sprays.
Automobile body 1, dust suppressant and film forming auxiliary agent are prior art, through simple transformation watering lorry or trucd mixer, satisfy the operation demand of spraying, fix two jar bodies 2 at the rear of automobile body 1, on the work platform in automobile body 1 driver's cabin rear promptly through modes such as welding or screw.
During specific implementation, the dust suppressant, the film forming aid and a proper amount of water are respectively added into the two tank bodies 2, the top of each tank body 2 is provided with the corresponding feed inlet 3, then the two stirring assemblies are driven by the driving device to rotate, so that liquid in the two tank bodies 2 is uniformly stirred, the spray head 5 sprays the dust suppressant and the film forming aid onto treated soil in the horizontal direction in the advancing process of the vehicle body 1, the dust suppressant forms a solidified film on the surfaces of the soil and dust, the dust suppression and dust prevention effects are achieved, and the film forming aid accelerates the film forming speed.
Compared with the prior art which adopts a simple sprinkling or dust suppression net mode, the invention adopts the technical scheme of sprinkling the dust suppressant and the film forming auxiliary agent, the agent stays on the soil surface for a long time, and does not need to be sprinkled for many times, thereby not only saving the cost, but also obviously improving the effect of dust control, and one driving device drives the stirring components in the two tank bodies 2 to stir, further reducing the cost, and having the functions of environmental protection and energy saving.
Further, the stirring subassembly includes the (mixing) shaft 8 that the level set up, be provided with stirring leaf 13 on the (mixing) shaft 8, 8 one end of (mixing) shaft rotationally connects 2 inner walls of the jar body, its other end extend jar body 2, and connect coupling assembling, coupling assembling sets up two between the jar body 2.
Two (mixing) shaft 8 levels and concentric setting, stirring leaf 13 is provided with a plurality of, and around setting up around (mixing) shaft 8, specifically, fixedly on the 2 inner walls of jar body being provided with connecting block 24, connecting block 24 is rotationally connected to (mixing) shaft 8, and connecting block 24 plays the effect of firm (mixing) shaft 8.
Further, coupling assembling includes rotating tube 9, be provided with two connecting axles 21 in the rotating tube 9 slidable, two connecting axles 21 follow the both ends of rotating tube 9 are extended, and connect two respectively the (mixing) shaft 8 on the jar body 2, rotating tube 9 connects drive arrangement, drive arrangement is used for the drive rotating tube 9 rotates, rotating tube 9 is used for circumference spacing connecting axle 21, and then makes (mixing) shaft 8 rotates.
Further, a sliding groove 20 is formed in the side face of the connecting shaft 21, a first limiting block 22 matched with the sliding groove 20 is arranged on the inner wall of the rotating pipe 9, the first limiting block 22 is slidably arranged in the sliding groove 20, a connecting hole is formed in one end, extending out of the tank body 2, of the stirring shaft 8, the connecting shaft 21 is slidably arranged in the connecting hole from one end, extending out of the rotating pipe 9, of the connecting shaft, a second limiting block 14 matched with the sliding groove 20 is arranged on the inner wall of the connecting hole, and the second limiting block 14 is slidably arranged in the sliding groove 20.
As shown in fig. 3 and 4, the rotating tube 9 is a hollow structure, and is horizontally disposed and concentric with the stirring shaft 8, the sliding grooves 20 are disposed in the radial direction of the connecting shafts 21, and further when the rotating tube 9 rotates, the two connecting shafts 21 rotate along with the sliding grooves 20 on the two connecting shafts 21 in cooperation with the first limiting blocks 22 and the second limiting blocks 14, so that the stirring shaft 8 finally rotates together, and the stirring blades 13 stir the liquid along with the rotating shaft.
Further, the device further comprises two locking rings 23, wherein the locking rings are provided with internal threads, the connecting shaft 21 is provided with external threads, the two locking rings 23 are respectively in threaded connection with the two connecting shafts 21, the rotating pipe 9 is arranged between the two locking rings 23, and the end part of the rotating pipe is abutted to the locking rings 23.
The two locking rings 23 lock the rotating pipe 9, and since the locking rings 23 rotate together with the connecting shaft 21, there is no difference in the rotation speed between the locking rings 23 and the connecting shaft 21, and the locking rings 23 always keep contact with the rotating pipe 9, and at the same time, the locking rings 23 play a role in limiting, preventing the rotating pipe 9 from sliding along the axial direction thereof, and improving the stability of the rotating pipe 9 during rotation.
Specifically, the two connecting shafts 21 have a gap between the ends extending into the rotating tube 9, and the connecting shaft 21 extends from the connecting hole for a part of length greater than the common length of the rotating tube 9 and the locking ring 23, so that when the connecting shaft is mounted or dismounted, the locking ring 23 is rotated to abut against the end of the corresponding stirring shaft 8, the rotating tube 9 can slide out from the connecting shaft 21 on the other side, the connecting relation with the connecting shaft 21 on the other side is released, and the connecting shaft 21 can be dismounted or mounted.
During the concrete implementation, after fixing two jar bodies 2 on automobile body 1 in proper order, just insert one of them (mixing) shaft 8's connecting hole with a connecting axle 21, again with locking ring 23 threaded connection, and butt (mixing) shaft 8, sheathe in the rotating-tube 9 after that, then insert another connecting axle 21 in another one (mixing) shaft 8's connecting hole, slide rotating-tube 9 again at last and make its cover on two connecting axles 21, and rotate two locking rings 23 with rotating-tube 9 chucking can, the effect of being convenient for install and dismantle has been played, in automobile body 1 transformation process, the transformation work load has been reduced, and can be used for the secondary transformation.
In addition, in the actual transformation process, the distance precision required by the installation of the two tank bodies 2 is reduced due to the slidable structure of the rotating pipe 9, namely, the transmission function of the two tank bodies is not influenced by the gap between the two connecting shafts 21, and the additional transformation work caused by installation errors is avoided as long as the two tank bodies are concentric.
Further, drive arrangement is including installing motor 6 on automobile body 1, the rotation axis connection of motor 6 has action wheel 11, action wheel 11 is connected with from driving wheel 12 through belt 10, from the fixed ground cover of driving wheel 12 establish on rotating tube 9.
Further, the stirring assembly further comprises a sealing mechanism, the sealing mechanism comprises a fixing ring 16, the fixing ring 16 is sleeved on the stirring shaft 8 and fixedly connected with one side of the two tanks 2 opposite to each other, the inner side of the fixing ring 16 is connected with the stirring shaft 8 through a first sealing bearing 17, the stirring shaft 8 penetrates through the first sealing bearing 17, an annular protrusion 15 is fixedly arranged in the circumferential direction of the stirring shaft 8, the annular protrusion 15 is abutted against one side, far away from the tanks 2, of the fixing ring 16, and the outer diameter of the annular protrusion 15 is larger than that of the first sealing bearing 17;
still include casing 7, the one end of casing 7 is provided with has the open-ended installation cavity, and the opening orientation jar body 2, gu fixed ring 16 with annular arch 15 all sets up in the installation cavity, casing 7 passes through the screw connection gu fixed ring 16, the casing 7 inner wall with gu connect through second sealed bearing 18 between the fixed ring 16, (mixing) shaft 8 passes casing 7 side.
As shown in fig. 3, the sealing bearing is a prior art, the side surface of the annular projection 15 covers the first sealing bearing 17, so that the sealing performance of the sealing bearing is improved, the second sealing bearing 18 seals the gap between the annular projection 15 and the fixing ring 16, and prevents liquid from leaking out of the gap, and in addition, the mounting cavity of the shell 7 also wraps the fixing ring 16 and the annular projection 15, so that the sealing performance is greatly improved, and the stirring shaft 8 is prevented from leaking out liquid during rotation.
Furthermore, a first sealing ring 19 is arranged between the second sealing bearing 18 and the inner wall of the housing 7.
Further, the nozzle 5 comprises a connecting pipe 501, one end of the connecting pipe 501 is connected with an output end of a water pump 4, an input end of the water pump 4 is communicated with the tank body 2, the other end of the connecting pipe 501 is provided with a compression part 502, the upper end surface and the lower end surface of the compression part 502 are both inclined surfaces, one end far away from the connecting pipe 501 is inclined downwards, one end of the compression part 502 far away from the connecting pipe 501 is of an arc structure, and is provided with a water jet;
still include two arcs 503, two arcs 503 fixed connection respectively the upper and lower both ends face of water jet, two one side that the arc 503 is relative all is provided with the spacing groove, the spacing groove be with the concentric arc structure of arc 503, spacing inslot slidable is provided with two spacing pieces 504, two spacing piece 504 distributes in the circumference of arc 503, two be provided with the space that sprays that is used for blowout liquid between the spacing piece 504, threaded connection has two locking screw 505 on the arc 503, two locking screw 505 respectively the butt two spacing piece 504.
As shown in fig. 7, 8 and 9, the connecting pipe 501 and the compressing portion 502 are both hollow structures, the water pump 4 is compressed by the compressing portion 502 in the process of outputting liquid, and then the liquid is sprayed out in a fan shape at the water spraying opening and sprayed out from the spraying gap in the water spraying opening, the limiting piece 504 is in an arc structure and slides along the circumferential direction of the arc plate 503 when sliding, the size of the spraying gap between the two limiting pieces 504 is changed by sliding the two limiting pieces 504, so that the limiting piece 504 can block part of the liquid, the width of the fan shape sprayed out from the spraying gap and the farthest covering distance of the liquid are changed, and the function of properly adjusting the spray head 5 according to the vehicle speed, the traveling route and the soil distance is achieved.
Specifically, locking screw 505 passes arc 503 of top, and spacing piece 504 is the arc structure, and it is provided with a plurality of spacing holes along circumference, and locking screw 505 tip sets up in spacing downthehole, and then spacing piece 504 circumference is spacing, has fixed the size that sprays the space, and the spacing groove still is provided with the second sealing washer, plays sealed effect.
Furthermore, the two sides of the tank body 2 are provided with the spray heads 5, and the spray heads are arranged on two sides of the running direction of the vehicle body 1.
The spray heads 5 are provided in total four, distributed in pairs on both sides of the two tanks 2.
The invention also comprises a raise dust curing method, which comprises the following steps:
s1, pretreating soil, sowing grass seeds on the soil to be treated, and allowing the grass seeds to germinate for 7 days and grow into the lawn in 1 month.
S2, pretreating a dust suppressant and a film-forming assistant, respectively adding the pretreated dust suppressant and the film-forming assistant into the two tank bodies 2, and adding a proper amount of water into the tank bodies 2;
s3, starting the driving device to further drive the stirring component to stir the liquid in the two tank bodies 2;
s4, planning a spraying route, operating the vehicle body 1, advancing the vehicle body 1 near the soil to be treated, opening the spray head 5, and spraying the dust suppressant and the film-forming aid onto the soil to be treated;
and S5, opening the spray head 5, and adjusting the spray width of the spray head 5 according to the spray route and the preset vehicle speed.
The construction method is characterized in that a plurality of bare soils with small areas exist in a construction site, in order to prevent dust emission, a greening full-coverage method is adopted, grass seeds are firstly scattered on the soil surface, then a dust suppressant, a film-forming assistant and water are uniformly sprayed on the soil surface, and the soil surface is rapidly formed into a film after spraying, so that the dust suppression effect is achieved, the effective action time is long, the waste of water resources and dense meshes is greatly reduced, the operation is simple, the labor is saved, and the comprehensive economic benefit is higher.
The validity period of the dust suppressant and the film-forming auxiliary agent is 3 months, and the solidified layer is basically complete and has no bubble or crack phenomenon within 3 months of the effective solution; after natural wind blows, basically no crack or the phenomenon that a bonding layer is blown up by wind. The grass seeds can grow into thicker turf within 3 months, and the growth of the turf can inhibit the occurrence of raised dust after 3 months, so that the effect of finally inhibiting the raised dust is achieved.
In addition, when aiming at different soil environments, different dust suppressant component ratios are matched, such as:
the sand soil dust suppressant comprises the following components in percentage by weight: the mass fraction of the sodium alginate solution is 0.75 percent, the mass fraction of the calcium chloride solution is 7.5 percent,
the dust suppressant for the silt soil is prepared by the following steps: the mass fraction of the sodium alginate solution is 0.50 percent, the unit area dosage is 4L/, the mass fraction of the calcium chloride solution is 2.0 percent, and the unit area dosage is 2.5L/m 2.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various changes, modifications, alterations, and substitutions which may be made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The utility model provides a raise dust solidification equipment, includes automobile body (1), its characterized in that: be provided with two jar bodies (2) side by side on automobile body (1), be used for depositing dust suppressant and film forming auxiliary agent respectively, two all be provided with the stirring subassembly in jar body (2), two the stirring subassembly in jar body (2) is connected with drive arrangement through coupling assembling, drive arrangement is used for driving the stirring subassembly and rotates, two jar body (2) all is connected with shower nozzle (5), shower nozzle (5) are used for the blowout liquid in jar body (2), and the adjustable width of spraying.
2. A raise dust solidification apparatus according to claim 1, wherein: stirring subassembly includes (mixing) shaft (8) that the level set up, be provided with stirring leaf (13) on (mixing) shaft (8), (mixing) shaft (8) one end is rotationally connected the jar body (2) inner wall, its other end extends jar body (2), and connect coupling assembling, coupling assembling sets up two between the jar body (2).
3. A raise dust solidification apparatus according to claim 2, wherein: coupling assembling includes rotating tube (9), be provided with two connecting axles (21) slidable in rotating tube (9), two connecting axle (21) are followed the both ends of rotating tube (9) are extended, and connect two respectively (mixing) shaft (8) on the jar body (2), rotating tube (9) are connected drive arrangement, drive arrangement is used for the drive rotating tube (9) rotate, rotating tube (9) are used for circumference spacing connecting axle (21), and then make (mixing) shaft (8) rotate.
4. A raise dust solidification apparatus according to claim 3, wherein: the side of connecting axle (21) is provided with spout (20), the inner wall of rotating tube (9) be provided with first stopper (22) of spout (20) adaptation, first stopper (22) slidable ground sets up in spout (20), the (mixing) shaft (8) extend the one end of the jar body (2) is provided with the connecting hole, connecting axle (21) are followed the one end slidable ground that rotating tube (9) extend sets up in the connecting hole, the inner wall of connecting hole be provided with second stopper (14) of spout (20) adaptation, second stopper (14) slidable ground sets up in spout (20).
5. A raise dust solidification apparatus according to claim 3, wherein: the connecting shaft structure is characterized by further comprising two locking rings (23), wherein the locking rings are provided with internal threads, the connecting shaft (21) is provided with external threads, the two locking rings (23) are in threaded connection with the two connecting shafts (21) respectively, the rotating pipe (9) is arranged between the two locking rings (23), and the end part of the rotating pipe is abutted to the locking rings (23).
6. A raise dust solidification apparatus according to claim 3, wherein: drive arrangement is including installing motor (6) on automobile body (1), the axis of rotation of motor (6) is connected with action wheel (11), action wheel (11) are connected with from driving wheel (12) through belt (10), establish from driving wheel (12) fixed ground cover on rotating tube (9).
7. A raise dust solidification apparatus according to claim 2, wherein: the stirring assembly further comprises a sealing mechanism, the sealing mechanism comprises a fixing ring (16), the fixing ring (16) is sleeved on the stirring shaft (8) and fixedly connected with one side of the two tanks (2) opposite to each other, the inner side of the fixing ring (16) is connected with the stirring shaft (8) through a first sealing bearing (17), the stirring shaft (8) penetrates through the first sealing bearing (17), an annular bulge (15) is fixedly arranged in the circumferential direction of the stirring shaft (8), the annular bulge (15) is abutted to one side, away from the tanks (2), of the fixing ring (16), and the outer diameter of the annular bulge (15) is larger than that of the first sealing bearing (17);
still include casing (7), the one end of casing (7) is provided with has the open-ended installation cavity, and the opening orientation jar body (2), gu fixed ring (16) with annular arch (15) all set up in the installation cavity, casing (7) pass through the screw connection gu fixed ring (16), casing (7) inner wall with gu connect through second sealed bearing (18) between fixed ring (16), (mixing) shaft (8) pass casing (7) side.
8. A raise dust solidification apparatus according to claim 1, wherein: the spray head (5) comprises a connecting pipe (501), one end of the connecting pipe (501) is connected with the output end of a water pump (4), the input end of the water pump (4) is communicated with the tank body (2), the other end of the connecting pipe (501) is provided with a compression part (502), the upper end surface and the lower end surface of the compression part (502) are inclined surfaces, one end far away from the connecting pipe (501) inclines downwards, one end far away from the connecting pipe (501) of the compression part (502) is of an arc-shaped structure, and is provided with a water spray opening;
still include two arcs (503), two arc (503) fixed connection respectively the upper and lower both ends face of water jet, two one side that arc (503) are relative all is provided with the spacing groove, the spacing groove be with arc (503) concentric arc structure, be provided with two spacing pieces (504) limiting groove slidable, two spacing piece (504) distribute in the circumference of arc (503), two be provided with the space that sprays that is used for spun liquid between spacing piece (504), threaded connection has two locking screw (505) on arc (503), two locking screw (505) butt two respectively limiting piece (504).
9. A raise dust solidification apparatus according to claim 1, wherein: the two sides of the tank body (2) are provided with the spray heads (5) and are arranged on the two sides of the running direction of the vehicle body (1).
10. A method of dust solidification using the dust solidification apparatus according to any one of claims 1 to 9, comprising the steps of:
s1, pretreating soil, and sowing grass seeds on the soil to be treated;
s2, pretreating a dust suppressant and a film-forming assistant, respectively adding the pretreated dust suppressant and the film-forming assistant into the two tank bodies (2), and adding a proper amount of water into the tank bodies (2);
s3, starting the driving device to further drive the stirring component to stir the liquid in the two tank bodies (2);
s4, planning a spraying route, operating the vehicle body (1), moving the vehicle body (1) near the soil to be treated, opening the spray head (5), and spraying the dust suppressant and the film-forming aid onto the soil to be treated;
s5, opening the spray head (5), and adjusting the spray width of the spray head (5) according to the spray route and the preset vehicle speed.
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| CN202111031223.0A CN113813719B (en) | 2021-09-03 | 2021-09-03 | Building engineering construction site raise dust curing device and method |
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| CN202111031223.0A CN113813719B (en) | 2021-09-03 | 2021-09-03 | Building engineering construction site raise dust curing device and method |
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