Dust-falling spraying device for green building engineering construction and dust-falling method of dust-falling spraying device

Abstract

The invention discloses a dust falling spraying device for green building engineering construction and a dust falling method of the dust falling spraying device, and relates to the technical field of building engineering dust falling spraying.The dust falling spraying device comprises a bottom box, a U-shaped frame is fixed to the top face of the bottom box, a frame penetrates through the middle of the top face of the U-shaped frame and is rotationally installed in the middle of the top face of the U-shaped frame, and a first conical pipe is rotationally installed at the top of the inner wall of the frame; an air grid is fixed to the right side of the inner wall of the first conical pipe, an electric fan is fixed to the inner wall of the air grid, a plurality of connecting plates are fixed to the inner wall of the first conical pipe, and a narrow air pipe is fixed to the side, away from the first conical pipe, of each connecting plate and used for increasing the air flow speed. According to the device, the flow speed of air is increased through a narrow air channel of the narrow air pipe, and therefore the problem that the large-area dust falling effect of the device is poor due to the fact that the water mist coverage range is small is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of building engineering dust reduction spraying technology, in particular to a green building engineering construction dust reduction spraying device and a dust reduction method thereof. BACKGROUND

[0002] In the process of building engineering construction, a large amount of dust will be raised in the building engineering site. The main function of the dust reduction spraying device is to use the small particles (droplets) generated by spraying to quickly adsorb various size dust particles in the air, forming a condensate with a certain weight, which falls to the ground under the action of gravity, thereby achieving dust control effect and reducing dust pollution in the building engineering site.

[0003] The patent No. CN212914963U discloses a green building engineering construction dust reduction spraying device, which comprises a control box, a chuck and a spray head. One side of the top of the bottom plate is fixedly connected with the control box. The inside of the placing box is provided with a water tank. The top of the water tank is fixedly connected with a cover. One end of the supporting rod is movably connected with a spray gun. One side of the first hinge is fixedly connected with an extension rod. The top of the control box is provided with a chuck on one side of the moving rod. The patent can spray and clean the dust on the building construction road surface through the setting of the spray head, thereby increasing the versatility of the device. Through the setting of the control box, the spraying speed of the spray gun can be reasonably controlled, and intelligent integrated spraying dust reduction can be realized through the control box. Through the setting of the chuck, the position of the moving rod is limited, and the extension rod can be driven through the concave-convex of the chuck, thereby adjusting the angle of the spray gun.

[0004] However, the current green building engineering construction dust reduction spraying device has the following problems: the water mist coverage range is small during the process of spraying water and reducing dust in the green building engineering construction site, which leads to poor dust reduction effect of the equipment in a large area. Therefore, we propose a green building engineering construction dust reduction spraying device and a dust reduction method thereof. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a green building engineering construction dust reduction spraying device and a dust reduction method thereof, which solves the problems raised in the background art.

[0006] In order to achieve the above object, the present application is realized by the following technical scheme: a dust falling and spraying device for green building engineering construction, comprising: a bottom box, the top surface of the bottom box is fixed with a U-shaped frame, the top surface of the U-shaped frame is penetrated and rotationally installed with a frame, the inner wall top of the frame is rotationally installed with a conical pipe one, the inner wall right side of the conical pipe one is fixed with a wind grid, the inner wall of the wind grid is fixed with an electric fan, the inner wall of the conical pipe one is fixed with a plurality of link plates, the side away from the conical pipe one of the link plates is fixed with a narrow air pipe, the narrow air pipe is used for increasing the wind speed, the bottom surface of the conical pipe one is connected with the telescopic end of an electric telescopic rod, the bottom end of the electric telescopic rod is connected with a U-shaped block, the bottom surface of the U-shaped block is fixedly connected with the inner bottom end of the frame, the electric telescopic rod is used for driving the conical pipe one to reciprocatingly swing up and down, the left side of the conical pipe one is fixed with a conical pipe two, the bottom surface of the conical pipe two is penetrated and fixedly installed with a spraying head, the spray head of the spraying head is located in the inside of the conical pipe two, the spraying head is used for spraying water mist, the water mist is sprayed forward by the spraying head, the water mist is fanned forward by the electric fan, the telescopic end of the electric telescopic rod reciprocatingly lifts the conical pipe one, the conical pipe one drives the conical pipe two to reciprocatingly move up and down, the conical pipe two drives the spraying head to reciprocatingly move up and down, the spraying head sprays the water mist farther in the reciprocating moving process, the airflow fanned by the fan blades of the electric fan enters the narrow air pipe, the narrow air passage of the narrow air pipe increases the wind speed.

[0007] According to the above technical scheme, the bottom surface of the bottom box is rotationally installed with a plurality of rollers, the right side of the bottom box is hingedly connected with two box doors, and the right side top of the box door is penetrated and fixedly provided with a glass.

[0008] According to the above technical scheme, the inner bottom end of the bottom box is installed with a servo motor, the bottom surface of the frame is fixedly connected with the top end of the rotating shaft of the servo motor, the right side of the conical pipe one is provided with an air inlet cover opening, and the left side of the conical pipe two is provided with a mist outlet cover opening.

[0009] According to the above technical scheme, the narrow air pipe is located at the left side of the electric fan, the spraying head is located at the left side of the narrow air pipe, and the spray head of the spraying head is aligned with the air outlet of the narrow air pipe.

[0010] According to the above technical scheme, the right side of the conical pipe one is provided with a dust filtering device, the dust filtering device is used for filtering the dust of the building construction site, the right bottom of the dust filtering device is provided with a limiting device, and the limiting device is used for supporting the conical pipe one.

[0011] According to the technical scheme, the dust filtering device comprises a ring plate fixed at the right side of the conical pipe one, the ring plate is located inside the air inlet cover of the conical pipe one, a metal ring is fixed at the right side of the ring plate, a magnetic ring is fixed on the inner wall of the magnetic ring, the magnetic ring is adsorbed on the right side of the metal ring, the metal ring drives the magnetic ring to move up and down reciprocatingly, the magnetic ring drives the circular filter screen to move up and down reciprocatingly, and the circular filter screen blocks the dust from entering the conical pipe one.

[0012] According to the technical scheme, the outer wall of the ring plate is fixed with a ring hole plate, two round holes are formed in the right side of the ring hole plate, a sliding rod is rotatably installed on the inner wall of each round hole of the ring hole plate, the sliding rods are located in front of and behind the metal ring respectively, a double-arc plate is fixed at the right end of each sliding rod, a spring is arranged between the double-arc plate and the ring hole plate, the spring is sleeved on the sliding rod, the double-arc plate drives the spring to move up and down reciprocatingly, under the elastic force of the spring, the double-arc plate is abutted against the right side of the magnetic ring, and the double-arc plate is used for fixing the magnetic ring.

[0013] According to the technical scheme, the dust filtering device comprises a concave plate fixed at the right side and bottom of the ring hole plate, a rubber plate is fixed at the end of the concave plate away from the ring hole plate, an angle plate is fixed on the top surface of the bottom box, a frame plate is fixed on the left side and top of the angle plate, the left side of the frame plate is located on the movement track of the rubber plate, the rubber plate contacts the surface of the frame plate in the rotating process, the frame plate supports the rubber plate, and the concave plate supports the conical pipe one when the equipment is not used.

[0014] According to the technical scheme, the inner wall of the concave plate is fixed with a short column, the outer wall of the short column is fixed with an inclined plate, an L-shaped arc is fixed at the end of the inclined plate away from the short column, the L-shaped arc is located below the magnetic ring, the inclined plate drives the L-shaped arc to move up and down reciprocatingly, and the L-shaped arc supports the magnetic ring in the up and down reciprocating movement.

[0015] A dust falling method of a dust falling and spraying device for green building engineering construction comprises the following steps: S1, the operator starts the servo motor in the bottom box, the conical pipe one drives the conical pipe two to rotate, and the conical pipe two drives the spraying head to rotate; S2, the operator starts the electric fan, the fan blade of the electric fan starts to rotate and draw air, the airflow fanned by the fan blade of the electric fan enters the narrow air pipe, and the electric fan fanned water mist forward; S3, the telescopic end of the electric telescopic rod reciprocally lifts the conical pipe one, the conical pipe one drives the conical pipe two to move up and down reciprocatingly, and the conical pipe two drives the spraying head to move up and down reciprocatingly; S4, the metal ring drives the magnetic ring to move up and down reciprocatingly, and the magnetic ring drives the circular filter screen to move up and down reciprocatingly; S5, the double-arc plate drives the spring to move up and down reciprocatingly, under the elastic force of the spring, the double-arc plate is abutted against the right side of the magnetic ring; S6, the rubber plate is in contact with the frame plate surface in the process of rotating, and the frame plate supports the rubber plate; S7, the inclined plate drives the L-shaped arc to move up and down reciprocatingly, and the L-shaped arc supports the magnetic ring in the process of moving up and down reciprocatingly.

[0016] The application provides a dust reduction spraying device for green building engineering construction. (1) The dust reduction spraying device for green building engineering construction has the following beneficial effects:

[0017] (2) The dust reduction spraying device for green building engineering construction has the following beneficial effects:

[0018] (3) The dust reduction spraying device for green building engineering construction has the following beneficial effects:

[0019] (4) The dust reduction spraying device for green building engineering construction has the following beneficial effects:

[0020] (5) The dust reduction spraying device for green building engineering construction has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1A schematic view of the whole application; Figure 2 A schematic view of the internal components of the application; Figure 3 A schematic view of the cross-section at the bottom box of the application; Figure 4 A schematic view of the dust filtering device of the application; Figure 5 A schematic view of the application Figure 4 A partial enlarged schematic view of position A in the application; Figure 6 A schematic view of the limiting device of the application; Figure 7 A partial enlarged schematic view of position B in the application Figure 6

[0022] In the figure: 1, bottom box; 101, roller; 102, box door; 103, glass; 2, U-shaped frame; 3, frame; 4, conical pipe one; 5, air baffle; 6, electric fan; 7, connecting plate; 8, narrow air pipe; 9, electric telescopic rod; 10, U-shaped block; 11, conical pipe two; 12, spray head; 13, dust filtering device; 131, ring plate; 132, metal ring; 133, magnetic ring; 134, circular filter screen; 135, ring hole plate; 136, sliding rod; 137, double-arc plate; 138, spring; 14, limiting device; 141, concave plate; 142, rubber plate; 143, corner plate; 144, shelf plate; 145, short column; 146, inclined plate; 147, L-shaped arc. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application.

[0024] Please refer to Figures 1-7 An embodiment of the application is a dust reduction and spraying device for green building engineering construction, comprising: a bottom box 1, the bottom surface of the bottom box 1 is rotatably installed with rollers 101 on four sides, the right side of the bottom box 1 is hingedly connected with two box doors 102, the right side top of the box door 102 is penetrated and fixed with a glass 103; ​The bottom box 1 top surface is fixed with a U-shaped frame 2, the U-shaped frame 2 top surface is penetrated and rotatably installed with a frame 3, the frame 3 inner wall top is rotatably installed with a conical tube one 4, the conical tube one 4 inner wall right side is fixed with a wind grid 5, the wind grid 5 inner wall is fixed with an electric fan 6, the conical tube one 4 inner wall is fixed with a plurality of link plates 7, the link plate 7 side away from the conical tube one 4 is fixed with a narrow air pipe 8, the narrow air pipe 8 is used to increase the wind speed, the conical tube one 4, the conical tube one 4 bottom surface is connected with the telescopic end of an electric telescopic rod 9, the electric telescopic rod 9 bottom end is connected with a U-shaped block 10, the U-shaped block 10 bottom surface is fixedly connected with the frame 3 inner bottom end, the electric telescopic rod 9 is used to drive the conical tube one 4 to reciprocatingly swing up and down, the conical tube one 4 left side is fixed with a conical tube two 11, the conical tube two 11 bottom surface is penetrated and fixedly installed with a spray head 12, the spray head 12 nozzle is located in the conical tube two 11, the spray head 12 is used to spray water mist; The bottom box 1 inner bottom end is installed with a servo motor, the frame 3 bottom surface is fixedly connected with the servo motor rotating shaft top end, the conical tube one 4 right side is provided with an air inlet cover opening, the conical tube two 11 left side is provided with a mist outlet cover opening, the narrow air pipe 8 is located at the left side of the electric fan 6, the spray head 12 is located at the left side of the narrow air pipe 8, the spray head 12 nozzle is aligned with the narrow air pipe 8 air outlet; In use of the device, the operator pushes the bottom box 1, the rollers 101 of the bottom box 1 roll on the green building construction site, facilitating the operator to move the device, the bottom box 1 supports the box door 102, the box door 102 supports the glass 103, the operator can observe the running state inside the device through the glass 103, the operator starts the servo motor in the bottom box 1, the rotating shaft of the servo motor starts to rotate, the rotating shaft of the servo motor drives the frame 3 to rotate, the frame 3 rotates in the U-shaped frame 2, the frame 3 drives the conical pipe one 4 to rotate, the conical pipe one 4 drives the air baffle 5 to rotate, the air baffle 5 drives the electric fan 6 to rotate, at the same time, the conical pipe one 4 drives the connecting plate 7 to rotate, the connecting plate 7 drives the narrow air pipe 8, the conical pipe one 4 drives the conical pipe two 11 to rotate, the conical pipe two 11 drives the spray head 12 to rotate, when the mist outlet of the conical pipe two 11 is aligned with the green building engineering site, the rotating shaft of the servo motor stops rotating, the water pipe is connected below the spray head 12, the operator starts the electric fan 6, the fan blades of the electric fan 6 start to rotate and draw air, at the same time, the operator starts the spray head 12, the spray head 12 sprays water mist forward, the electric fan 6 fans the water mist forward, at the same time, the operator starts the electric telescopic rod 9 on the U-shaped block 10, the telescopic end of the electric telescopic rod 9 starts to reciprocate, the telescopic end of the electric telescopic rod 9 reciprocally lifts the conical pipe one 4, the conical pipe one 4 reciprocally rotates up and down in the frame 3, at the same time, the conical pipe one 4 drives the conical pipe two 11 to reciprocally move up and down, the conical pipe two 11 drives the spray head 12 to reciprocally move up and down, the spray head 12 sprays water mist farther in the reciprocating movement, at the same time, the fan blades of the electric fan 6 fan the airflow into the narrow air pipe 8, the narrow air duct of the narrow air pipe 8 increases the flow rate of the wind, so that the wind blows the water mist farther, increases the dust-settling area of the green building engineering site, thereby avoiding the problem that the water mist coverage range is small when the dust-settling spray device is used in the green building engineering site, causing poor dust-settling effect of the equipment in a large area. The conical pipe one 4 is provided with a dust filtering device 13 on the right side, the dust filtering device 13 is used for filtering the dust of the building construction site, the right side bottom of the dust filtering device 13 is provided with a limiting device 14, the limiting device 14 is used for supporting the conical pipe one 4.

[0025] Working principle: push the bottom box 1, the roller 101 of the bottom box 1 rolls on the green building construction site, the bottom box 1 supports the box door 102, the box door 102 supports the glass 103, the rotating shaft of the servo motor drives the frame 3 to rotate, the frame 3 rotates in the U-shaped frame 2, the frame 3 drives the conical pipe one 4 to rotate, the conical pipe one 4 drives the air baffle 5 to rotate, the air baffle 5 drives the electric fan 6 to rotate, the conical pipe one 4 drives the connecting plate 7 to rotate, the connecting plate 7 drives the narrow air pipe 8, the conical pipe one 4 drives the conical pipe two 11 to rotate, the conical pipe two 11 drives the spray head 12 to rotate, the water pipe is connected below the spray head 12, the fan blade of the electric fan 6 rotates to suck air, the spray head 12 sprays water mist forward, the electric fan 6 fans the water mist forward, the telescopic end of the electric telescopic rod 9 reciprocatingly lifts the conical pipe one 4, the conical pipe one 4 reciprocatingly rotates in the frame 3, the conical pipe one 4 drives the conical pipe two 11 to reciprocate, the conical pipe two 11 drives the spray head 12 to reciprocate, the spray head 12 sprays water mist farther in the reciprocating process, the airflow of the fan blade of the electric fan 6 enters the narrow air pipe 8, and the narrow air pipe 8 increases the flow rate of the airflow.

[0026] Please refer to Figures 1-7 On the basis of the above embodiment, in another embodiment of the application, the dust filtering device 13 comprises: a ring plate 131 fixed to the right side of the conical pipe one 4, the ring plate 131 is located inside the air inlet cover of the conical pipe one 4, a metal ring 132 is fixed to the right side of the ring plate 131, a magnetic ring 133, a circular filter screen 134 is fixed to the inner wall of the magnetic ring 133, and the magnetic ring 133 is adsorbed to the right side of the metal ring 132. When the conical pipe one 4 reciprocatingly rotates in the frame 3, the conical pipe one 4 drives the ring plate 131 to reciprocate, the ring plate 131 drives the metal ring 132 to reciprocate, the metal ring 132 drives the magnetic ring 133 to reciprocate, and the magnetic ring 133 drives the circular filter screen 134 to reciprocate, when the electric fan 6 sucks air, the circular filter screen 134 blocks dust from entering the conical pipe one 4, thereby avoiding the problem that dust enters the conical pipe one 4 and causes a large amount of dust to accumulate inside the equipment when the dust spraying device is used in the green building engineering site. Since the magnetic ring 133 is adsorbed to the metal ring 132 by magnetic force, when the circular filter screen 134 has a large amount of dust, the operator can quickly remove the magnetic ring 133 for cleaning, thereby ensuring that the dust blocking effect of the circular filter screen 134 is good.

[0027] A ring hole plate 135 is fixed to the outer wall of the ring plate 131, two circular holes are formed in the right side of the ring hole plate 135, a sliding rod 136 is rotatably installed in the inner wall of each circular hole of the ring hole plate 135, the sliding rods 136 are located in front of and behind the metal ring 132 respectively, a double-arc plate 137 is fixed to the right end of each sliding rod 136, a spring 138 is arranged between the double-arc plate 137 and the ring hole plate 135, the spring 138 is sleeved on the sliding rod 136, and the double-arc plate 137 is used for fixing the magnetic ring 133. When the ring plate 131 drives the metal ring 132 to move up and down reciprocatingly, the ring plate 131 drives the ring hole plate 135 to move up and down reciprocatingly, the ring hole plate 135 drives the sliding rod 136 to move up and down reciprocatingly, the sliding rod 136 drives the double-arc plate 137 to move up and down reciprocatingly, and the double-arc plate 137 drives the spring 138 to move up and down reciprocatingly, so that the double-arc plate 137 is pressed against the right side of the magnetic ring 133 under the elastic force of the spring 138, and the magnetic ring 133 cannot be separated from the metal ring 132, thereby avoiding the problem that the magnetic ring 133 is separated from the metal ring 132 to cause poor dust filtering effect of the dust reduction and spraying device when the dust reduction and spraying device is used in a green building engineering site.

[0028] The dust filtering device 13 comprises a concave plate 141, the concave plate 141 is fixed at the right side bottom of the ring hole plate 135, the end of the concave plate 141 away from the ring hole plate 135 is fixed with a rubber plate 142, an angle plate 143, the angle plate 143 is fixed on the top surface of the bottom box 1, the left side top of the angle plate 143 is fixed with a shelf plate 144, and the left side of the shelf plate 144 is located on the movement track of the rubber plate 142. When the device is not used, the rotating shaft of the servo motor in the bottom box 1 is reset, at this time, the conical pipe one 4 drives the ring plate 131 to rotate, the ring plate 131 drives the ring hole plate 135 to rotate, the ring hole plate 135 drives the concave plate 141 to rotate, the concave plate 141 drives the rubber plate 142 to rotate, the bottom box 1 supports the angle plate 143, the angle plate 143 supports the shelf plate 144, the rubber plate 142 contacts the surface of the shelf plate 144 in the rotating process, and the shelf plate 144 supports the rubber plate 142, so that the concave plate 141 supports the conical pipe one 4 when the device is not used, thereby avoiding the problem that the conical pipe one 4 is suspended in the frame 3 when the dust reduction and spraying device is not used, and the rotating shaft of the conical pipe one 4 is easily damaged.

[0029] The inner wall of the concave plate 141 is fixed with a short column 145, the outer wall of the short column 145 is fixed with an inclined plate 146, the end of the inclined plate 146 away from the short column 145 is fixed with an L-shaped arc 147, and the L-shaped arc 147 is located below the magnetic ring 133. When the ring plate 131 drives the metal ring 132 to move up and down reciprocatingly, the ring plate 131 drives the ring hole plate 135 to move up and down reciprocatingly, the ring hole plate 135 drives the concave plate 141 to move up and down reciprocatingly, the concave plate 141 drives the short column 145 to move up and down reciprocatingly, the short column 145 drives the inclined plate 146 to move up and down reciprocatingly, and the inclined plate 146 drives the L-shaped arc 147 to move up and down reciprocatingly, so that the L-shaped arc 147 supports the magnetic ring 133 in the up-and-down reciprocating movement, thereby avoiding the problem that the magnetic ring 133 is separated from the metal ring 132 due to violent shaking in the up-and-down reciprocating movement when the dust reduction and spraying device is used in a green building engineering site.

[0030] A dust reduction method of a dust reduction and spraying device for green building engineering construction comprises the following steps: S1, the operator starts the servo motor in the bottom box 1, the conical tube one 4 drives the conical tube two 11 to rotate, the conical tube two 11 drives the spray head 12 to rotate; S2, the operator starts the electric fan 6, the fan blade of electric fan 6 starts to rotate and exhaust, the airflow of electric fan 6 fan is entered into the narrow air pipe 8, and the water mist is forwardly fanned by electric fan 6; S3, the telescopic end of electric telescopic rod 9 reciprocatingly lifts the conical tube one 4, the conical tube one 4 drives the conical tube two 11 to reciprocate up and down, and the conical tube two 11 drives the spray head 12 to reciprocate up and down; S4, the metal ring 132 drives the magnetic ring 133 to reciprocate up and down, and the magnetic ring 133 drives the circular filter screen 134 to reciprocate up and down; S5, the double-arc plate 137 drives the spring 138 to reciprocate up and down, and under the elastic force of the spring 138, the double-arc plate 137 is abutted against the right side of the magnetic ring 133; S6, the rubber plate 142 contacts the surface of the frame plate 144 in the rotating process, and the frame plate 144 supports the rubber plate 142; S7, the inclined plate 146 drives the L-shaped arc 147 to reciprocate up and down, and the L-shaped arc 147 supports the magnetic ring 133 in the reciprocating process.

[0031] Working principle: the conical tube one 4 drives the ring plate 131 to reciprocate up and down, the ring plate 131 drives the metal ring 132 to reciprocate up and down, the metal ring 132 drives the magnetic ring 133 to reciprocate up and down, the magnetic ring 133 drives the circular filter screen 134 to reciprocate up and down, the magnetic ring 133 is adsorbed on the metal ring 132 through magnetic force, and when the circular filter screen 134 has more dust, the operator can quickly take down the magnetic ring 133 for cleaning; The ring plate 131 drives the ring hole plate 135 to reciprocate up and down, the ring hole plate 135 drives the sliding rod 136 to reciprocate up and down, the sliding rod 136 drives the double-arc plate 137 to reciprocate up and down, the double-arc plate 137 drives the spring 138 to reciprocate up and down, and under the elastic force of the spring 138, the double-arc plate 137 is abutted against the right side of the magnetic ring 133; The conical tube one 4 drives the ring plate 131 to rotate, the ring plate 131 drives the ring hole plate 135 to rotate, the ring hole plate 135 drives the concave plate 141 to rotate, the concave plate 141 drives the rubber plate 142 to rotate, the bottom box 1 supports the angle plate 143, the angle plate 143 supports the frame plate 144, the rubber plate 142 contacts the surface of the frame plate 144 in the rotating process, and the frame plate 144 supports the rubber plate 142; The ring hole plate 135 drives the concave plate 141 to move up and down reciprocatingly, the concave plate 141 drives the short column 145 to move up and down reciprocatingly, the short column 145 drives the inclined plate 146 to move up and down reciprocatingly, the inclined plate 146 drives the L-shaped arc 147 to move up and down reciprocatingly, and the L-shaped arc 147 supports the magnetic ring 133 in the process of moving up and down reciprocatingly.

[0032] The above merely describes the preferred embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A green building construction dust fall spraying device, comprising: a bottom box (1), the top surface of the bottom box (1) is fixed with a U-shaped frame (2), the top surface of the U-shaped frame (2) is penetrated and rotationally installed with a frame (3), the inner wall top of the frame (3) is rotationally installed with a conical pipe I (4), the inner wall right side of the conical pipe I (4) is fixed with a wind grid (5), the inner wall of the wind grid (5) is fixed with an electric fan (6), the inner wall of the conical pipe I (4) is fixed with a plurality of link plates (7), the side away from the conical pipe I (4) of the link plate (7) is fixed with a narrow air pipe (8); the narrow air pipe (8) is used to increase the wind speed; the bottom surface of the conical pipe I (4) is connected with the telescopic end of an electric telescopic rod (9), the bottom end of the electric telescopic rod (9) is connected with a U-shaped block (10), the bottom surface of the U-shaped block (10) is fixedly connected with the inner bottom end of the frame (3); the electric telescopic rod (9) is used to drive the conical pipe I (4) to reciprocatingly swing up and down; the left side of the conical pipe I (4) is fixed with a conical pipe II (11), the bottom surface of the conical pipe II (11) is penetrated and fixedly installed with a spraying head (12), the nozzle of the spraying head (12) is located in the inside of the conical pipe II (11); the spraying head (12) is used to spray water mist.

2. The dust fall spraying device for green building engineering construction according to claim 1, characterized in that: the bottom surface of the bottom box (1) is rotationally installed with a roller (101) on each side, the right side of the bottom box (1) is hingedly connected with two box doors (102), the right side top of the box door (102) is penetrated and fixedly provided with a glass (103).

3. The dust fall spraying device for green building engineering construction according to claim 2, characterized in that: a servo motor is installed at the inner bottom end of the bottom box (1), the bottom surface of the frame (3) is fixedly connected with the top end of the rotating shaft of the servo motor, the right side of the conical pipe I (4) is provided with an air inlet cover opening, the left side of the conical pipe II (11) is provided with a mist outlet cover opening.

4. The dust fall spraying device for green building engineering construction according to claim 3, characterized in that: the narrow air pipe (8) is located at the left side of the electric fan (6), the spraying head (12) is located at the left side of the narrow air pipe (8), the nozzle of the spraying head (12) is aligned with the air outlet of the narrow air pipe (8).

5. The dust fall spraying device for green building engineering construction according to claim 5, characterized in that: the right side of the conical pipe I (4) is provided with a dust filtering device (13); the dust filtering device (13) is used to filter the dust of the construction site; the right side bottom of the dust filtering device (13) is provided with a limiting device (14); the limiting device (14) is used to support the conical pipe I (4).

6. The dust fall spraying device for green building engineering construction according to claim 6, characterized in that: the dust filtering device (13) comprises: a ring plate (131) is fixed on the right side of the conical pipe I (4), the ring plate (131) is located in the air inlet cover opening of the conical pipe I (4), the right side of the ring plate (131) is fixed with a metal ring (132); a magnetic ring (133) is fixed with a circular filter screen (134) on the inner wall; the magnetic ring (133) is adsorbed on the right side of the metal ring (132).

7. The dust fall spraying device for green building engineering construction according to claim 7, characterized in that: The outer wall of the ring plate (131) is fixed with a ring hole plate (135), two round holes are formed in the right side of the ring hole plate (135), the inner wall of the round hole of the ring hole plate (135) is rotatably installed with a sliding rod (136), the sliding rod (136) is located in front of and behind the metal ring (132) respectively, the right end of the sliding rod (136) is fixed with a double-arc plate (137) respectively, the double-arc plate (137) and the ring hole plate (135) are provided with a spring (138) respectively, the spring (138) is sleeved on the sliding rod (136), and the double-arc plate (137) is used for fixing the magnetic ring (133).

8. The dust fall spraying device for green building engineering construction of claim 4, characterized in that: The dust filtering device (13) comprises: A concave plate (141) is fixed to the right bottom of the ring hole plate (135), and a rubber plate (142) is fixed to the end of the concave plate (141) away from the ring hole plate (135); An angle plate (143) is fixed to the top surface of the bottom box (1), and a shelf plate (144) is fixed to the left top of the angle plate (143), and the left side of the shelf plate (144) is located on the movement track of the rubber plate (142).

9. The dust fall spraying device for green building engineering construction of claim 4, characterized in that: The inner wall of the concave plate (141) is fixed with a short column (145), the outer wall of the short column (145) is fixed with an inclined plate (146), one end of the inclined plate (146) away from the short column (145) is fixed with an L-shaped arc (147), and the L-shaped arc (147) is located below the magnetic ring (133).

10. A dust reduction method of a dust reduction spraying device for green building construction, using the dust reduction spraying device for green building construction according to claim 9, characterized in that: The method comprises the following steps: S1, the operator starts the servo motor in the bottom box (1), the conical pipe one (4) drives the conical pipe two (11) to rotate, and the conical pipe two (11) drives the spray head (12) to rotate; S2, the operator starts the electric fan (6), the fan blades of the electric fan (6) start to rotate and exhaust, the airflow generated by the fan blades of the electric fan (6) enters the narrow air pipe (8), and the electric fan (6) blows the water mist forward; S3, the telescopic end of the electric telescopic rod (9) reciprocally lifts the conical pipe one (4), the conical pipe one (4) drives the conical pipe two (11) to reciprocally move up and down, and the conical pipe two (11) drives the spray head (12) to reciprocally move up and down; S4, the metal ring (132) drives the magnetic ring (133) to reciprocally move up and down, and the magnetic ring (133) drives the circular filter screen (134) to reciprocally move up and down; S5, the double-arc plate (137) drives the spring (138) to reciprocally move up and down, and under the elastic force of the spring (138), the double-arc plate (137) is abutted against the right side of the magnetic ring (133); S6, the rubber plate (142) contacts the surface of the shelf plate (144) in the rotating process, and the shelf plate (144) supports the rubber plate (142); S7, the inclined plate (146) drives the L-shaped arc (147) to reciprocally move up and down, and the L-shaped arc (147) supports the magnetic ring (133) in the reciprocating movement.

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