CN111973056B

CN111973056B - Environment-friendly dust collecting equipment for construction

Info

Publication number: CN111973056B
Application number: CN202010846019.3A
Authority: CN
Inventors: 周文静; 朱旭; 王海龙
Original assignee: Shandong Water Conservancy Vocational College
Current assignee: Shandong Water Conservancy Vocational College
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-01
Anticipated expiration: 2040-08-21
Also published as: CN111973056A

Abstract

The invention provides environment-friendly dust removing equipment for building construction, which comprises a movable trolley, a dust collecting mechanism and an auxiliary pushing mechanism, wherein a climbing wheel for assisting the movable trolley to climb stairs is arranged at the lower part of the movable trolley; the auxiliary pushing mechanism comprises a supporting rotating shaft, a square sleeve, a spur rack, a driving gear and a top plate. Utilize this dust collecting equipment can realize the mechanized clearance of dust on modern building major structure floor, simultaneously, utilize to climb the wheel and supplementary pushing mechanism and can make this dust collecting equipment walk on stair smoothly, realize the clearance of dust on each floor layer smoothly then.

Description

Environment-friendly dust collecting equipment for construction

Technical Field

The invention relates to an environment-friendly dust removal device for building construction.

Background

In the existing high-rise building construction technology, a bearing column and a floor slab of a high-rise building are generally constructed layer by layer in a cast-in-place mode, then, an assembly mode is adopted to construct a partition wall and an outer wall in a main body structure, so that the construction period is shortened, when the main body structure is constructed and the partition wall and the outer wall are not installed, each layer of the main body structure is fully communicated with the outside, and in windy weather, dust in the main body structure is blown up and diffused to the surrounding atmospheric environment, so that the construction environment-friendly quality is poor.

After the main body structure is finished, in order to prevent dust from polluting the surrounding environment in a strong wind environment, a construction side generally cleans dust on a floor slab through manual work or dust collection equipment or performs water sprinkling and dust suppression when strong wind comes, the dust in each floor slab is cleaned through the manual work or the dust collection equipment, the manual work or the dust collection equipment is used for cleaning, although the dust can be cleaned at one time, the labor intensity of the manual work is high, when the dust collection equipment is used for cleaning, the existing cleaning equipment is heavy, and an elevator is not installed in the main body structure, so that the existing cleaning equipment is troublesome to move among floors; in a strong wind environment, dust is suppressed by adopting a sprinkling mode, although the dust suppression effect can be realized at that time, the effect of the method is temporary and permanent, and dust still remains on the floor.

Disclosure of Invention

The invention aims to provide environment-friendly dust removing equipment for building construction, which can be used for realizing mechanical cleaning of dust on floors of main structure of modern buildings, and can smoothly walk on stairs by using climbing wheels and an auxiliary pushing mechanism, so that the dust on the floors can be cleaned smoothly.

The technical scheme adopted by the invention for solving the technical problems is as follows: an environment-friendly dust removing device for building construction comprises a mobile cart, a dust collecting mechanism and an auxiliary pushing mechanism, wherein a supporting rod is arranged on each of the left side and the right side of the rear end of the mobile cart, a push rod is arranged on the upper portion of each of the two supporting rods, a supporting shaft is arranged on the lower portion of each of the front end and the rear end of the mobile cart, climbing wheel assemblies are arranged on each of the left end and the right end of the supporting shaft and comprise a triangular support and a roller, the triangular support is arranged at the end portion of the supporting shaft and can rotate around the supporting shaft, and three rollers capable of coaxially rotating along the supporting shaft are arranged on the triangular support; the dust collection mechanism comprises a dust cover, a dust collection nozzle, a dust collection centrifugal fan, a large impurity filter box, a dust absorption water tank and a storage battery, wherein the left side and the right side of the front end of the mobile cart are respectively provided with an inverted L-shaped support, a connecting plate is arranged between the supporting cross rods of the inverted L-shaped supports, the left side and the right side of the upper part of the dust cover are respectively provided with a guide rod, two guide rods are arranged between the guide rods, the upper part of each guide rod is sleeved on the corresponding supporting cross rod, the upper part of each adjusting threaded rod is sleeved on the corresponding connecting plate, the dust collection nozzle can lift up and down through a rotary adjusting threaded rod and is arranged in the dust cover, the dust collection centrifugal fan, the large impurity filter box and the dust absorption water tank are sequentially arranged on the supporting plate of the mobile cart in a front-to-back mode, the dust outlet end of the dust collection nozzle is connected with the air inlet end of the, the air outlet end of the dust collection centrifugal fan is connected with a first air inlet pipe of the large impurity filtering box through a second pipeline, a first air outlet pipe is arranged on the upper portion of the rear side of the large impurity filtering box, a large impurity filtering net is arranged in the first air outlet pipe, the front side face of the large impurity filtering net is flush with the rear side face of the interior of the large impurity filtering box, a cleaning mechanism is arranged on the upper portion of the large impurity filtering box and comprises a pressing cross rod, a pressing guide rod, a spring and a cleaning plate, the pressing guide rod is arranged on the upper side wall of the large impurity filtering box, the pressing cross rod is fixedly arranged on the upper portion of the pressing guide rod, the cleaning plate is fixedly arranged on the lower portion of the pressing guide rod, the rear side of the cleaning plate is attached to the rear side face of the interior of the large impurity filtering box, the spring is sleeved on the pressing guide rod and clamped between the upper side wall of the large impurity filtering box and the pressing cross rod, the dust absorption centrifugal fan comprises a dust absorption water tank, a first air inlet pipe, a second air outlet pipe, a conical dispersion cover, a bubble dispersion plate, a storage battery and a dust absorption centrifugal fan, wherein the upper part of the dust absorption water tank is respectively provided with the second air inlet pipe and the second air outlet pipe, the first air outlet pipe and the second air inlet pipe are connected through a third pipeline, the air outlet end of the second air inlet pipe extends into clear water in the dust absorption water tank, the lower part of the air outlet end of the second air inlet pipe is provided with the conical dispersion cover, the dust absorption water tank is internally provided with the bubble dispersion plate, the bubble dispersion plate is positioned in the clear water in the dust absorption water tank, the second air inlet pipe penetrates through the bubble dispersion plate, the bubble dispersion plate is provided with a plurality of air vents, the lower plane of the bubble dispersion plate;

two all set up a spout on the lateral wall that the bracing piece is relative, supplementary pushing mechanism is including supporting pivot, square sleeve pipe, spur rack, drive gear and roof, the both ends cover that supports the pivot is put corresponding two in the spout, the fixed setting in square sleeve pipe upper portion supports the pivot middle part, the spur rack cover is put in square sleeve pipe, drive gear sets up square sleeve pipe's lower part, and drive gear with the spur rack meshes mutually set up a drive pivot on the drive gear one end cover of drive pivot is put a rotation handle, the roof sets up the lower part of spur rack the preceding lateral wall lower part of spout is provided with three constant spacing distribution's along the length direction of spout constant head tank, the both ends that support the pivot can block and put in the constant head tank.

Preferably, a rolling brush located on the front side of the dust suction nozzle is arranged in the dust cover, a driving motor for driving the rolling brush to rotate is arranged on the outer side of the protective cover, and the storage battery provides power for the driving motor.

Further, the dust suction nozzle is duckbilled.

And furthermore, one side of the large impurity filtering box is provided with an opening and closing door which is in sealing connection with the large impurity filtering box when in a closing state.

Furthermore, two connecting support lugs are arranged on the top plate, and the lower part of the connecting rod is hinged between the two connecting support lugs.

Preferably, a limiting frame for assisting in fixing the top plate is arranged on the rear side of the upper part of the supporting plate.

Preferably, a drain pipe is arranged at the bottom of the dust adsorption water tank, and a rubber plug is arranged on the drain pipe.

The invention has the beneficial effects that: the invention has simple structure and convenient processing and manufacturing; according to the dust collection device, dust can be directly conveyed into the dust adsorption water tank through the dust collection centrifugal fan, the dust is combined with clean water, the dust is thoroughly cleaned, the dust-free soil overflows in the cleaning process, and the dust collection working environment is improved. The large impurity filter screen arranged on the large impurity filter box can prevent large impurities such as plastic paper, leaves and the like from entering the dust adsorption water tank, so that the dust collection capacity of the dust collector can be kept for a long time; the floor dust can be cleaned by the rolling brush, the cleaned dust is protected by the protective cover and cannot be diffused to the outside, and the dust can be directly absorbed by the dust suction nozzle positioned behind the dust suction nozzle, so that the floor is thoroughly cleaned; the movable trolley can move on the stairs through the climbing wheels, when the movable trolley needs to move on the stairs, the auxiliary pushing mechanism can smoothly push the movable trolley, and then the movable trolley can smoothly move on the stairs, so that the invention is easy to climb the stairs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are part of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view showing the arrangement of the rolling brush and the dust suction nozzle in the protection cover;

FIG. 3 is a schematic view of the connection of the first conduit to the suction nozzle;

FIG. 4 is a longitudinal cross-sectional view of a large impurity filter box;

FIG. 5 is a longitudinal sectional view of a dust adsorption water tank;

FIG. 6 is a longitudinal sectional view of the auxiliary urging mechanism;

FIG. 7 is an enlarged view taken at A in FIG. 1;

in the figure: 1 moving cart, 11 supporting rods, 111 sliding grooves, 112 positioning grooves, 12 push rods, 13 supporting shafts, 14 triangular supports, 141 rollers, 15 inverted L-shaped supports, 151 supporting cross rods, 152 connecting plates, 16 supporting plates, 17 limiting frames, 21 dust covers, 211 guide rods, 212 adjusting threaded rods, 213 rolling brushes, 214 driving motors, 22 dust suction nozzles, 221 fixing plates, 23 dust suction centrifugal fans, 24 large impurity filter boxes, 241 cleaning mechanisms, 2411 pressing cross rods, 2412 pressing guide rods, 2413 springs, 2414 cleaning plates, 242 first air outlet pipes, 2421 large impurity filter screens, 243 first air inlet pipes, 25 dust adsorption water tanks, 251 second air inlet pipes, 2511 conical dispersing covers, 2512 fixing rods, 252 second air outlet pipes, 253 bubble dispersing plates, 2531 vent holes, 2532 bubble penetrating plates, 254 end covers, 26 storage batteries, 31 supporting rotating shafts, 32 square sleeves, 321 positioning lugs, 33 straight racks, 331 connecting rods, 34 drive gears, 341 drive shafts, 35 top plate, 351 support lugs, 101 first pipe, 102 second pipe, 103 third pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the specific embodiments and accompanying drawings 1 to 7, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar modifications without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.

The invention provides an environment-friendly dust removing device for building construction (as shown in figure 1), which comprises a mobile cart 1, a dust collecting mechanism and an auxiliary pushing mechanism, wherein the left side and the right side of the rear end of the mobile cart 1 are respectively provided with a supporting rod 11, the upper parts of the two supporting rods 11 are provided with a push rod 12, the lower parts of the front end and the rear end of the mobile cart 1 are respectively provided with a supporting shaft 13, the left end and the right end of the supporting shaft 13 are respectively provided with a climbing wheel component, each climbing wheel component comprises a triangular bracket 14 and a roller 141, the triangular bracket 14 is arranged at the end part of the supporting shaft 13, the triangular bracket 14 can rotate around the supporting shaft 13, the three rollers 141 which can coaxially rotate along the supporting shaft 13 are arranged on the triangular bracket 14, in practical application, the climbing wheels realize the mobile support of the mobile cart 1, and can realize the movement of the mobile cart 1 by pushing the push rod 12, the climbing wheels can walk on the stairs, so that the mobile cart 1 can climb on the stairs under the action of external force.

The dust collection mechanism comprises a dust cover 21, a dust collection nozzle 22, a dust collection centrifugal fan 23, a large impurity filter box 24, a dust absorption water tank 25 and a storage battery 26, wherein the dust collection centrifugal fan 23 is a common technical product in the field, so the working principle and the structure of the dust collection centrifugal fan 23 are not described in detail, the storage battery 26 provides a power supply for the dust collection centrifugal fan 23, inverted L-shaped brackets 15 are arranged on the left and right sides of the front end of the mobile cart 1, a connecting plate 152 is arranged between the supporting cross rods 151 of the two inverted L-shaped brackets 15, guide rods 211 are arranged on the left and right sides of the upper portion of the dust cover 21, an adjusting threaded rod 212 is arranged between the two guide rods 211, the upper portion of each guide rod 211 is sleeved on the corresponding supporting cross rod 151, the upper portion of each adjusting threaded rod 212 is sleeved on the corresponding connecting plate 152, and the dust cover 21 can be lifted up and down by rotating the adjusting threaded rod, the dust suction nozzle 22 is arranged in the dust cover 21, specifically, the dust suction nozzle 22 is fixedly connected with the inside of the dust suction cover 21 through a plurality of fixing plates 221, the dust suction centrifugal fan 23, the large impurity filtering box 24 and the dust absorption water tank 25 are sequentially arranged on the supporting plate 16 of the movable cart 1 from front to back, the dust outlet end of the dust suction nozzle 22 and the air inlet end of the dust suction centrifugal fan 23 are connected through a first pipeline 101, in practical application, the dust suction nozzle 22 is designed into a duckbilled shape in order to absorb impurities such as dust, the dust suction nozzle 22 is adjusted to be in a vertical distance with the dust cover 21, the adjustment of the distance between the dust suction nozzle 22 and the ground can be realized, then, the dust suction nozzle 22 can obtain a better dust suction effect, the air outlet end of the dust suction centrifugal fan 23 and the first air inlet pipe 243 of the large impurity filtering box 24 are connected through a second pipeline 102, a first air outlet pipe 242 is arranged at the upper part of the rear side of the large impurity filtering box 24, a large impurity filtering screen 2421 is arranged in the first air outlet pipe 242, the front side surface of the large impurity filtering screen 2421 is flush with the rear side surface of the interior of the large impurity filtering box 24, impurities can be conveyed into the large impurity filtering box 24 under the action of the dust collection centrifugal fan 23, the large impurities conveyed into the large impurity filtering box 24 are intercepted in the box body under the intercepting action of the large impurity filtering screen 2421, fine dust passes through the large impurity filtering screen 2421 and then flows out of the first air outlet pipe 242, in the long-term working process of the invention, in order to prevent the large impurity filtering screen 2421 from being blocked by the large impurities and influencing the penetrating effect of the dust on the large impurity filtering screen 2421, a cleaning mechanism 241 is arranged at the upper part of the large impurity filtering box 24, and comprises a downward pressing cross rod 2411, a first air outlet pipe, a second air outlet pipe, The cleaning device comprises a lower pressing guide rod 2412, a spring 2413 and a cleaning plate 2414, wherein the lower pressing guide rod 2412 is arranged on the upper side wall of the large impurity filtering box 24, the lower pressing cross rod 2411 is fixedly arranged at the upper part of the lower pressing guide rod 2412, the cleaning plate 2414 is fixedly arranged at the lower part of the lower pressing guide rod 2412, the rear side of the cleaning plate 2414 is attached to the rear side surface of the interior of the large impurity filtering box 24, the spring 2413 is sleeved on the lower pressing guide rod 2412, the spring 2413 is clamped between the upper side wall of the large impurity filtering box 24 and the lower pressing cross rod 2411, the reciprocating motion of the cleaning plate 2414 in front of the large impurity filtering net 2421 can be realized by repeatedly pressing the lower pressing cross rod 2411, the large impurities adsorbed on the large impurity filtering net 2414 are pushed to the bottom of the large impurity filtering box 24 in the reciprocating motion process of the cleaning plate 2414, then the large impurity filtering net 2421 can be cleaned, in order to facilitate the cleaning of the large impurities in the large impurity filtering box 24, a switch door 243 is disposed on one side of the large impurity filtering box 24, the switch door 243 is in a closed state and is in sealing connection with the large impurity filtering box 24, and when cleaning is needed, the switch door 243 is opened to clean.

When utilizing dust absorption mouth 22 to carry out the dust absorption operation, in order to realize the thorough clearance of dust on the floor, here, set up one in the inside of dust cover 21 and be located the round brush 213 of dust absorption mouth 22 front side the outside of protection casing 21 sets up a drive round brush 213 pivoted driving motor 214, battery 26 does driving motor 214 provides the power, and round brush 213 can brush the dust of adhesion on the floor, and the dust of being brushed up then directly is siphoned away by dust absorption mouth 22 under the blockking of protection casing 21, and protection casing 21 can prevent to be brushed up the diffusion of dust, has then improved dust and has clear away the operation environment.

A second air inlet pipe 251 and a second air outlet pipe 252 are respectively arranged at the upper part of the dust adsorption water tank 25, specifically, the second air inlet pipe 251 and the second air outlet pipe 252 are arranged on an end cover 254 at the upper part of the dust adsorption water tank 25, the first air outlet pipe 242 and the second air inlet pipe 251 are connected through a third pipeline 103, the air outlet end of the second air inlet pipe 251 extends into the clear water in the dust adsorption water tank 25, a conical dispersion cover 2511 is arranged at the lower part of the air outlet end of the second air inlet pipe 251, specifically, the conical dispersion cover 2511 is fixedly connected with the lower part of the second air inlet pipe 251 through a fixing rod 2512, a bubble dispersion plate 253 is arranged in the dust adsorption water tank 25, the bubble dispersion plate 253 is positioned in the clear water in the dust adsorption water tank 25, the second air inlet pipe 251 penetrates through the bubble dispersion plate 253, a plurality of vent holes 2531 are arranged on the bubble dispersion plate 253, be provided with a plurality of bubbles on the lower plane of bubble dispersion board 253 and puncture pole 2532, can make the air current that flows into in the clear water from second air-supply line 251 fully diffuse through toper dispersion cover 2511, then be favorable to the dust in the water absorption air current, through the effect of bubble puncture pole 2532 and bubble dispersion board 253, do not have the big bubble in the clear water that can make, then do benefit to dust in the bubble release department, improve the clear water and adsorb dust effect, discharge in the air current that overflows in the clear water from second air-out pipe 252, in practical application, be convenient for the discharge of the inside sewage of dust adsorption water tank 25, here the bottom of dust adsorption water tank 25 sets up a blowdown pipe 255 set up a rubber on the blowdown pipe 255 and block up.

Two the relative lateral wall of bracing piece 11 all sets up a spout 111, supplementary pushing mechanism is including supporting pivot 31, square sleeve pipe 32, spur rack 33, drive gear 34 and roof 35, the both ends cover of supporting pivot 31 is put in corresponding two in the spout 111, support pivot 11 and can carry out free slip in spout 111, the fixed setting in upper portion of square sleeve pipe 32 is in support pivot 11 middle part, spur rack 33 cover is in square sleeve pipe 32, drive gear 34 sets up the lower part of square sleeve pipe 32, and drive gear 34 with spur rack 33 meshes mutually, and the rotation of drive gear 34 can drive spur rack 33 reciprocating motion in square sleeve pipe 32 set up a drive pivot 341 on drive gear 34, and is concrete, drive pivot 341 sets up on location journal stirrup 321, a handle 36 is put to one end cover of drive pivot 341, the rotating handle 36 can apply a large torque to the driving rotating shaft 341 by using a lever principle, the top plate 35 is arranged at the lower part of the spur rack 33, specifically, a connecting rod 331 is arranged at the lower part of the spur rack 33, two connecting lugs 351 are arranged on the top plate 35, the lower part of the connecting rod 331 is hinged between the two connecting lugs 351, the top plate 35 can swing freely, three positioning grooves 111 which are distributed at equal intervals along the length direction of the sliding groove 11 are arranged at the lower part of the front side wall of the sliding groove 11, two ends of the supporting rotating shaft 11 can be clamped in the positioning grooves 111, when an auxiliary pushing mechanism is not used for stair climbing movement, in order to accommodate and place the auxiliary pushing mechanism, a limiting frame 17 for auxiliary fixing the top plate 35 is arranged at the rear side of the upper part of the supporting plate 16, and the top plate 35 is arranged in the limiting frame 17.

When the auxiliary pushing mechanism is used for pushing the mobile cart 1 to climb the stairs, firstly, the mobile cart 1 is pushed to the lower part of the stairs, then the supporting rotating shaft 11 is clamped in the corresponding positioning groove 111, after the supporting rotating shaft 11 is positioned, the spur rack 33 extends out for a certain distance so as to enable the top plate 35 to be pressed on a supporting surface, after the top plate 35 is positioned, the driving gear 34 is rotated through rotating the handle 36, the square sleeve 32 moves relative to the spur rack 33, the movement of the square sleeve 32 then pushes the mobile cart 1 to move, the movement of the mobile cart 1 realizes the movement of climbing the stairs through the action of climbing wheels, after the mobile cart 1 moves for one end distance, the top plate 35 is folded, then, after the jacking position of the top plate 35 is determined again, the mobile cart 1 is pushed to move again through the square sleeve 32, and then the mobile cart 1 continuously climbs on the stairs, the above process is repeated repeatedly, and then the mobile cart 1 is allowed to climb up the first floor.

In the present invention, "front", "rear", "left" and "right" are relative positions used for convenience in describing positional relationships, and therefore, should not be interpreted as absolute positions as limiting the scope of protection.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

While the preferred embodiments and examples of the present invention have been described in detail, it will be apparent to those skilled in the art that the invention is not limited thereto, and that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims

1. An environment-friendly dust removal device for building construction is characterized by comprising a mobile cart, a dust collection mechanism and an auxiliary pushing mechanism, wherein the left side and the right side of the rear end of the mobile cart are respectively provided with a supporting rod, the upper parts of the two supporting rods are provided with a push rod, the lower parts of the front end and the rear end of the mobile cart are respectively provided with a supporting shaft, the left end and the right end of each supporting shaft are respectively provided with a climbing wheel assembly, each climbing wheel assembly comprises a triangular support and a roller wheel, the triangular support is arranged at the end part of each supporting shaft and can rotate around the supporting shaft, and the triangular support is provided with three roller wheels which can coaxially rotate along the supporting shafts; the dust collection mechanism comprises a dust cover, a dust collection nozzle, a dust collection centrifugal fan, a large impurity filter box, a dust absorption water tank and a storage battery, wherein the left side and the right side of the front end of the mobile cart are respectively provided with an inverted L-shaped support, a connecting plate is arranged between the supporting cross rods of the inverted L-shaped supports, the left side and the right side of the upper part of the dust cover are respectively provided with a guide rod, two guide rods are arranged between the guide rods, the upper part of each guide rod is sleeved on the corresponding supporting cross rod, the upper part of each adjusting threaded rod is sleeved on the corresponding connecting plate, the dust collection nozzle can lift up and down through a rotary adjusting threaded rod and is arranged in the dust cover, the dust collection centrifugal fan, the large impurity filter box and the dust absorption water tank are sequentially arranged on the supporting plate of the mobile cart in a front-to-back mode, the dust outlet end of the dust collection nozzle is connected with the air inlet end of the, the air outlet end of the dust collection centrifugal fan is connected with a first air inlet pipe of the large impurity filtering box through a second pipeline, a first air outlet pipe is arranged on the upper portion of the rear side of the large impurity filtering box, a large impurity filtering net is arranged in the first air outlet pipe, the front side face of the large impurity filtering net is flush with the rear side face of the interior of the large impurity filtering box, a cleaning mechanism is arranged on the upper portion of the large impurity filtering box and comprises a pressing cross rod, a pressing guide rod, a spring and a cleaning plate, the pressing guide rod is arranged on the upper side wall of the large impurity filtering box, the pressing cross rod is fixedly arranged on the upper portion of the pressing guide rod, the cleaning plate is fixedly arranged on the lower portion of the pressing guide rod, the rear side of the cleaning plate is attached to the rear side face of the interior of the large impurity filtering box, the spring is sleeved on the pressing guide rod and clamped between the upper side wall of the large impurity filtering box and the pressing cross rod, the dust absorption centrifugal fan comprises a dust absorption water tank, a first air inlet pipe, a second air outlet pipe, a conical dispersion cover, a bubble dispersion plate, a storage battery and a dust absorption centrifugal fan, wherein the upper part of the dust absorption water tank is respectively provided with the second air inlet pipe and the second air outlet pipe, the first air outlet pipe and the second air inlet pipe are connected through a third pipeline, the air outlet end of the second air inlet pipe extends into clear water in the dust absorption water tank, the lower part of the air outlet end of the second air inlet pipe is provided with the conical dispersion cover, the dust absorption water tank is internally provided with the bubble dispersion plate, the bubble dispersion plate is positioned in the clear water in the dust absorption water tank, the second air inlet pipe penetrates through the bubble dispersion plate, the bubble dispersion plate is provided with a plurality of air vents, the lower plane of the bubble dispersion plate;

2. The environment-friendly dust removing equipment for building construction as claimed in claim 1, wherein a roller brush is arranged in the dust cover and in front of the dust suction nozzle, a driving motor for driving the roller brush to rotate is arranged outside the protective cover, and the storage battery supplies power to the driving motor.

3. The environment-friendly dust removing device for building construction as claimed in claim 2, wherein the dust suction nozzle is duckbilled.

4. The environment-friendly dust collecting equipment for building construction as claimed in claim 2 or 3, wherein a switch door is arranged at one side of the large impurity filtering tank, and the switch door is in sealing connection with the large impurity filtering tank when in a closed state.

5. The environment-friendly dust removing equipment for building construction as claimed in claim 4, wherein a connecting rod is arranged at the lower part of the spur rack, two connecting lugs are arranged on the top plate, and the lower part of the connecting rod is hinged between the two connecting lugs.

6. The environment-friendly dust removing equipment for building construction as claimed in claim 1, wherein a limit frame for auxiliary fixing of the top plate is provided at the rear side of the upper part of the supporting plate.

7. The environment-friendly dust removing device for building construction as claimed in claim 1, wherein a drain pipe is provided at the bottom of the dust adsorption water tank, and a rubber plug is provided on the drain pipe.