CN114768440A - Dust device for building site environmental protection - Google Patents

Abstract

The invention discloses a dust-settling device for protecting the environment of a construction site, which comprises a pipe body, wherein an adsorption cavity, an air cavity and a water storage cavity are formed in the pipe body in a separating way from outside to inside, an inlet is formed in the outer wall of the pipe body, adsorption cotton is arranged in the adsorption cavity, a connecting hole is formed in the adsorption cavity and is communicated with the air cavity, airflow enters the air cavity through the connecting hole after passing through the adsorption cotton, a communicating hole is formed in the pipe body, one end of the communicating hole, away from the adsorption cotton, is communicated with the water storage cavity and is used for allowing accumulated water in the adsorption cotton to enter the water storage cavity, an air cylinder is arranged at the upper end of the pipe body, a high-pressure pump is arranged in the pipe body, one end of the high-pressure pump is communicated with the water storage cavity, the other end of the high-pressure pump corresponds to the air cylinder, a fan is arranged in the air cylinder and is communicated with the air cylinder, double circulation of the airflow and water mist is realized through the arrangement of the adsorption cavity and the water storage cavity and the high-pressure pump, so that the maximum dust-settling effect is obtained, meanwhile, the ground can be prevented from being muddy due to water mist, the water mist is collected again, the utilization rate can be improved, and waste is reduced.

Description

A dust suppression device for environmental protection of construction sites

technical field

The invention relates to the technical field of dust removal on construction sites, and more particularly relates to a dust suppression device for environmental protection of construction sites.

Background technique

In the construction site, due to the construction effect of large-scale equipment, a large amount of dust is easily generated, which seriously endangers the quality of the urban environment. Therefore, it is necessary to reduce this type of dust.

Dust reduction in existing construction sites is mostly achieved by setting up fog cannons and spraying water mist for dust reduction, or by setting up air suction devices to perform dust reduction treatment on the inhaled wind and then discharge it, so as to achieve dust reduction, but there are many problems in this type of dust reduction. On the one hand, the water mist cannot be collected by the fog cannon, which makes the ground muddy and inconvenient for construction. At the same time, the water mist method consumes a lot of water and is expensive when used for a long time. Dust suppression device for environmental protection of construction sites.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a dust suppression device for environmental protection of construction sites that can collect and recycle water mist.

In order to achieve the above purpose, the present invention provides the following technical solutions: a dust suppression device for environmental protection of construction sites, comprising a pipe body, the pipe body is separated from the outside to the inside to form an adsorption cavity, an air cavity and a water storage cavity, and the pipe The outer wall is provided with an inlet for supplying air flow into the adsorption cavity, the adsorption cavity is provided with adsorption cotton, the adsorption cavity is provided with a connecting hole to communicate with the air cavity, and the air flow enters the air cavity through the connection hole after passing through the adsorption cotton , the tube body is provided with a communication hole corresponding to the adsorption cotton, and the end of the communication hole away from the adsorption cotton is communicated with the water storage cavity, and the communication hole is used for the water in the adsorption cotton to enter the water storage cavity. The upper end is provided with an air duct, a high-pressure pump is arranged in the pipe body, one end of the high-pressure pump is communicated with the water storage cavity, and the other end is arranged corresponding to the air duct, and a fan is arranged in the air duct corresponding to the output end of the high-pressure pump, and the air duct is provided with a fan. The cavity is communicated with the blower.

As a further improvement of the present invention, the communication hole is arranged at the bottom of the adsorption chamber, and the lower end face of the adsorption cotton presses the communication hole.

As a further improvement of the present invention, a retention cavity is provided in the tube body corresponding to the bottom of the adsorption cotton, a connection channel is arranged in the tube body and is respectively connected to the retention cavity and the water storage cavity, and one end of the connection channel connected to the retention cavity is horizontally high higher than the liquid level in the retention chamber.

As a further improvement of the present invention, one end of the connection channel is communicated with the upper end of the water storage cavity, the level of one end of the connection channel close to the water storage cavity is higher than the liquid level in the water storage cavity, and the level of the input end of the high-pressure pump is lower at the liquid level.

As a further improvement of the present invention, the upper end of the pipe body is rotatably provided with a turntable, a connecting rod is symmetrically arranged on the turntable, and the two sides of the air duct are rotatably connected through the connecting rod. There is a force-bearing film between the connecting rod and the edge of the film, which is respectively connected with the outer wall of the air duct and the turntable. The hose is connected to the output end of the high pressure pump through the hose.

As a further improvement of the present invention, the pipe body is provided with a rotating component, the rotating component is connected with the turntable and drives the turntable to rotate, and the turntable is provided with a locking piece for locking the air cylinder relative to the Connecting rod angle.

As a further improvement of the present invention, one end of the connecting rod away from the pipe body is provided with a first U-shaped piece, two sides of the air duct are provided with extension parts corresponding to the first U-shaped piece, and the extension parts on both sides are respectively installed Where the two first U-shaped pieces are bent, the locking piece includes a second U-shaped piece, one end of the second U-shaped piece is connected with one end of the first U-shaped piece, and the inner surface of the second U-shaped piece is Abutting blocks are arranged along the length direction, and the extending portion is axially provided with abutting grooves corresponding to the abutting blocks. After the two ends of the first U-shaped piece and the second U-shaped piece are connected to each other, the abutting blocks snap into contact with the abutting grooves.

As a further improvement of the present invention, the inlet is a plurality of through grooves arranged around the circumference of the pipe body, the inner wall of the through groove is rotated along the length direction and is provided with a paddle, and the through slot extends with a contact surface corresponding to the side of the paddle, The abutting surface is used to abut the side of the pick away from the pipe body.

The beneficial effects of the invention are as follows: through the arrangement of the adsorption cavity, the cavity and the water storage cavity, the double circulation of the air flow and the water mist can be realized through the arrangement of the high-pressure pump and the fan, so as to obtain the maximum dust reduction effect, and at the same time, the ground can be prevented from being muddy due to the water mist. Re-collecting water mist can improve utilization and reduce waste.

Description of drawings

Fig. 1 is the overall schematic diagram of the present invention;

Fig. 2 is the overall cross-sectional schematic diagram of the present invention;

3 is a schematic diagram of the installation of a pick according to the present invention;

FIG. 4 is a schematic diagram of the installation of the locking member of the present invention.

Reference signs: 1. Pipe body; 2. Adsorption cavity; 3. Air cavity; 4. Water storage cavity; 5. Inlet; 6. Absorption cotton; 7. Connecting hole; 8. Connecting hole; , high pressure pump; 11, fan; 12, retention cavity; 13, connecting channel; 14, turntable; 15, connecting rod; 16, membrane; 17, hose; 18, rotating assembly; 19, locking piece; 20, first U-shaped piece; 21, extension; 22, interference block; 23, interference groove; 24, paddle; 25, interference surface; 26, choke groove; 27, drive motor; 28, drive gear; 29, second U shape.

Detailed ways

The present invention will be described in further detail below with reference to the accompanying drawings and embodiments. Wherein the same parts are denoted by the same reference numerals.

As shown in Figures 1-4, a dust suppression device for environmental protection of a construction site includes a pipe body 1, and the pipe body 1 is divided from the outside to the inside to form an adsorption chamber 2, an air chamber 3 and a water storage chamber 4. In the embodiment, the water storage chamber 4 can be connected to an external water inlet pipe, and water is fed into the water storage chamber 4 through the water inlet pipe. The adsorption chamber 2 and the air chamber 3 are annular chambers and are arranged around the water storage air chamber 4. The outer wall of the pipe body 1 is provided with an inlet 5 for supplying airflow into the adsorption chamber 2. The adsorption chamber 2 is provided with an adsorption cotton 6. The adsorption cotton 6 is annular. The wind choke 26, the choke slot 26 is arranged along the length direction of the adsorption cotton 6, and the choke slot 26 is used to slow down the airflow velocity after the airflow blows through the adsorption cotton 6, thereby providing more deposition time for the air flow, while the choke slot 26 The inner wall can be used as an impact surface to make the airflow impact on the impact surface, so that the dust in the airflow accumulates on the impact surface and improves the dust reduction effect. After passing through the adsorption cotton 6, it enters the air cavity 3 through the connecting hole 7. The setting of the air cavity 3 can be used as an additional deposition space, so that the airflow passing through the adsorption cotton 6 settles in the air cavity 3. 3. A plurality of filter screens are arranged in the air chamber 3 to achieve further filtration, or an additional spray device is arranged in the air cavity 3 to carry out further sedimentation. The pipe body 1 is provided with a communication hole 8 corresponding to the adsorption cotton 6. The communication hole 8 The end away from the adsorption cotton 6 is communicated with the water storage cavity 4. The communication hole 8 is used for the water in the adsorption cotton 6 to enter the water storage cavity 4. The upper end of the pipe body 1 is provided with an air duct 9, and the pipe body 1 is provided with a high-pressure pump 10, one end of the high-pressure pump 10 is communicated with the water storage chamber 4, and the other end is arranged corresponding to the air duct 9, and the air duct 9 is provided with a fan 11 corresponding to the output end of the high-pressure pump 10, and the air chamber is provided with a fan 11. 3 is communicated with the air duct 9. When in use, the liquid in the water storage chamber 4 is dispersed by the high-pressure pump 10 to form water mist, and the water mist is further driven by the fan 11 to be ejected from the air duct 9, so that the water mist and the air in the air are sprayed out. The dust combines and drives the dust to fall, and further because the air cavity 3 and the air duct 9 are connected, the air flow in the air cavity 3 is driven to pass through the air duct 9 through the rotation of the fan 11, so that a negative pressure is formed in the air cavity 3, which further drives the external airflow from the air duct 9. The opening 5 enters the adsorption chamber 2, and re-enters the air chamber 3 through the adsorption cotton 6, so as to realize the cycle of suction and blowing, and at the same time, the water mist combined with the dust in the air is driven into the adsorption chamber by the suction, and the air is absorbed by the air. The cotton 6 adsorbs the dust, and the water vapor in the airflow also gathers in the adsorption cotton 6. Due to the continuous operation of the high-pressure pump 10, a negative pressure is formed in the water storage chamber 4, thereby driving the water vapor in the adsorption cotton 6 to re-enter through the communication hole 8. The water storage cavity 4 is reused to realize recycling, thereby avoiding excessive water mist scattered on the ground and causing the ground to become muddy, and at the same time, dust can be collected to avoid the defect of being scattered on the ground and being scraped up after drying.

Preferably, the communication hole 8 is arranged at the bottom of the adsorption chamber 2, and the lower end surface of the adsorption cotton 6 presses the communication hole 8, so that the liquid in the water storage chamber 4 can be prevented from flowing out to the outside world, and at the same time, dust and the like can be prevented from entering the communication At the same time, the hole 8 can adapt to the condition that the water vapor accumulates at the bottom of the adsorption cotton 6 by gravity, so as to facilitate the collection of the water vapor.

Preferably, a retention cavity 12 is provided in the tube body 1 corresponding to the bottom of the adsorption cotton 6 , and a connection channel 13 is arranged in the tube body 1 to connect the retention cavity 12 and the water storage cavity 4 respectively. The connection channel 13 is connected with the retention cavity 13 The level of the connected end of the cavity 12 is higher than the liquid level of the retention cavity 12 . The setting of the retention cavity 12 can deposit dust or particles passing through the communication hole 8 , thereby avoiding damage to the high-pressure pump 10 after entering the water storage cavity 4 .

Preferably, one end of the connecting channel 13 is communicated with the upper end of the water storage cavity 4 , so that the connecting channel 13 can obtain a sufficient height in the vertical direction, on the one hand, the deposition effect in the connecting channel 13 can be improved, and the liquid in the water storage cavity 4 can be avoided at the same time. In reverse flow, the horizontal height of one end of the connecting channel 13 close to the water storage cavity 4 is higher than the liquid level in the water storage cavity 4, and the horizontal height of the input end of the high-pressure pump 10 is lower than the liquid level. The water storage chamber 4 is provided with a sensing element, which is used to sense the liquid level in the water storage chamber 4. When the liquid level is lower than the predetermined value, water is added to the water storage chamber 4 to the predetermined water level through an external water pipe. .

Preferably, a turntable 14 is provided on the upper end of the pipe body 1, and a connecting rod 15 is symmetrically arranged on the turntable 14, and the connecting rods 15 are rotated to connect both sides of the air duct 9. The air duct 9 is trumpet-shaped. A stressed film 16 is provided between the outer wall of the air duct 9 and the connecting rod 15. The edges of the film 16 are respectively connected with the outer wall of the air duct 9 and the turntable 14. The film 16 is used to guide the air outlet of the air duct 9 upwards under the action of wind. The wind direction is inclined, the inlet end of the air duct 9 is connected with a hose 17 and is connected to the output end of the high pressure pump 10 through the hose 17. The trumpet-shaped arrangement makes the side of the air duct 9 serve as a wind guide surface, so that it can guide the wind in windy weather. The air flow acts on the film 16, and further drives the air duct 9 to automatically adjust the position and angle through the force of the film, so that the air duct 9 blows the wind in the upwind direction, thereby improving the combining effect of the water mist, and at the same time, the combined air The water mist is blown back to the inlet 5 and collected through the inlet 5 .

Preferably, the tube body 1 is provided with a rotating assembly 18, the rotating assembly 18 is connected with the turntable 14 and drives the turntable 14 to rotate, and the turntable 14 is provided with a locking member 19, and the locking member 19 is used for locking The angle of the air duct 9 relative to the connecting rod 15 can be adjusted manually through the arrangement of the rotating assembly 18 and the locking member 19, or the circumferential circulating spray can be realized by rotating the assembly 18, thereby improving the applicability.

Preferably, the rotating assembly includes a drive motor 27 , the output end of the drive motor 27 is provided with a drive gear 28 , the turntable 25 is provided with a gear ring outside, and the drive gear 28 meshes with the gear ring.

Preferably, one end of the connecting rod 15 away from the pipe body 1 is provided with a first U-shaped member 20 , and two sides of the air duct 9 are provided with extending portions 21 corresponding to the first U-shaped member 20 , and the extending portions 21 on both sides are provided with extending portions 21 . They are respectively installed at the bends of the two first U-shaped pieces 20, and the locking piece 19 includes a second U-shaped piece 29, one end of the second U-shaped piece 29 is connected with one end of the first U-shaped piece 20, so The inner surface of the second U-shaped member 29 is arranged with a resistance block 22 along the length direction, and the extension portion 21 is axially provided with a resistance groove 23 corresponding to the interference block 22. The first U-shaped member 20 and the second U-shaped member After the two ends of 29 are connected to each other, the abutting block 22 is snapped into contact with the abutting groove 23. The arrangement of the first U-shaped piece 20 and the second U-shaped piece 29 can facilitate the operation, and the setting of the interference groove 23 can reduce the time when the angle of the air duct 9 is adjusted. resisted.

Preferably, the inlet 5 is a plurality of through grooves arranged around the circumference of the pipe body 1 , the inner wall of the through groove is rotated along the length direction and is provided with a paddle 24 , and the side surface of the through slot corresponding to the paddle 24 extends with a contact surface 25 , the contact surface 25 is used to interfere with the side of the paddle 24 away from the pipe body 1, and the paddle 24 can be driven by the wind to rotate in the pipe body 1 when the wind is encountered by the setting of the paddle 24. At the same time, the paddle 24 located in the downwind direction can be kept attached to the contact surface 25, so that the area of the channel in the upwind direction is larger than the area of the channel in the downwind direction, thereby improving the suction of the channel in the upwind direction. Inability to adjust the defect that the suction in the upwind direction is insufficient and the suction in the downwind direction is excessive in windy weather, thereby improving the dust reduction effect in windy weather.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. A dust suppression device for environmental protection at a construction site, characterized in that it comprises a pipe body (1), and the pipe body (1) is separated from the outside to the inside to form an adsorption chamber (2), an air chamber (3) and a storage chamber (3). A water cavity (4), the outer wall of the pipe body (1) is provided with an inlet (5) for supplying airflow into the adsorption cavity (2), and an adsorption cotton (6) is arranged in the adsorption cavity (2), and the adsorption The cavity (2) is provided with a connecting hole (7) in communication with the air cavity (3), and the air flow enters the air cavity (3) through the connecting hole (7) after passing through the adsorption cotton (6), and the pipe body (1) Corresponding adsorption cotton (6) is provided with a communication hole (8), and the end of the communication hole (8) away from the adsorption cotton (6) is communicated with the water storage cavity (4), and the communication hole (8) is used for adsorption The accumulated water in the cotton (6) enters the water storage cavity (4). The upper end of the pipe body (1) is provided with an air duct (9), and the pipe body (1) is provided with a high pressure pump (10). One end of the high-pressure pump (10) is communicated with the water storage chamber (4), and the other end is arranged corresponding to the air duct (9), and a fan (11) is arranged in the air duct (9) corresponding to the output end of the high-pressure pump (10). The air cavity (3) is communicated with the air duct (9). 2 . The dust suppression device for environmental protection of construction sites according to claim 1 , wherein the communication hole ( 8 ) is arranged at the bottom of the adsorption chamber ( 2 ), and the lower end surface of the adsorption cotton ( 6 ) is pressed and covered. 3 . Communication hole (8). 3. A dust suppression device for environmental protection of construction sites according to claim 2, characterized in that: a retention cavity (12) is provided in the pipe body (1) corresponding to the bottom of the adsorption cotton (6), and the pipe body (1) is provided with a retention cavity (12) at the bottom. (1) A connecting channel (13) is provided inside and connects the retention cavity (12) and the water storage cavity (4) respectively, and the level of one end of the connecting channel (13) connecting with the retention cavity (12) is higher than that of the retention cavity ( 12) Liquid level height. 4 . The dust suppression device for environmental protection of construction sites according to claim 3 , wherein one end of the connecting passage ( 13 ) is communicated with the upper end of the water storage cavity ( 4 ), and the connecting passage ( 13 ) is close to the storage chamber ( 4 ). 5 . The horizontal height of one end of the water chamber (4) is higher than the liquid surface height in the water storage chamber (4), and the horizontal height of the input end of the high-pressure pump (10) is lower than the liquid surface height. 5. A dust suppression device for environmental protection of construction sites according to claim 1, characterized in that: a turntable (14) is arranged on the upper end of the pipe body (1) to rotate, and the turntable (14) is symmetrically provided with a connection The rod (15) is rotated and connected to both sides of the air duct (9) through the connecting rod (15), the air duct (9) is in the shape of a horn, and a A stressed film (16), the edges of the film (16) are respectively connected with the outer wall of the air duct (9) and the turntable (14), the film (16) is used to guide the air outlet of the air duct (9) upwards under the action of wind The wind direction is inclined, and the inlet end of the air cylinder (9) is connected with a hose (17) and is connected with the output end of the high pressure pump (10) through the hose (17). 6 . The dust suppression device for environmental protection of construction sites according to claim 5 , wherein a rotating assembly ( 18 ) is provided on the pipe body ( 1 ), and the rotating assembly ( 18 ) is connected to the turntable ( 14 ). 7 . ) is connected and drives the turntable (14) to rotate, the turntable (14) is provided with a locking piece (19), and the locking piece (19) is used to lock the angle of the blower (9) relative to the connecting rod (15). 7 . The dust suppression device for environmental protection of construction sites according to claim 6 , wherein the connecting rod ( 15 ) is provided with a first U-shaped piece ( 20 ) at one end of the connecting rod ( 15 ) away from the pipe body ( 1 ). 8 . Extending parts (21) are provided on both sides of the air duct (9) corresponding to the first U-shaped parts (20), and the extending parts (21) on both sides are respectively arranged on the two first U-shaped parts (20) At the bend, the locking piece (19) includes a second U-shaped piece (29), one end of the second U-shaped piece (29) is connected with one end of the first U-shaped piece (20), and the second U-shaped piece (29) Interfering blocks (22) are arranged on the inner surface along the length direction, the extending portion (21) is axially provided with a resisting groove (23) corresponding to the abutting block (22), and the first U-shaped member (20) After the two ends of the second U-shaped piece (29) are connected to each other, the abutting block (22) is snapped into the abutting groove (23). 8 . The dust suppression device for environmental protection of a construction site according to claim 1 , wherein the inlet ( 5 ) is a plurality of through grooves arranged around the circumference of the pipe body ( 1 ), and the inner wall of the through groove A paddle (24) is provided to rotate along the length direction, and a contact surface (25) extends from the side of the through slot corresponding to the paddle (24). 1) side.

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