CN112473290B - Atomizing device and dust fall equipment based on venturi principle - Google Patents

Abstract

The invention discloses an atomization device and dust reduction equipment based on the Venturi principle, comprising a mounting plate and an atomization mechanism, the atomization mechanism includes a casing, an air outlet pipe and a water spray pipe, the lower end of the casing is open, and the water spray pipe is fixedly installed At the center of the casing, the casing is evenly equipped with several air outlet pipes on the peripheral side of the water spray pipe; The width of the mouth section is larger than that of the air outlet section and that of the narrow mouth section, and the air outlet sections of the air outlet pipes are connected to form a wind cover covering the outside of the water spray pipe. In the present invention, the water spray pipe is fixedly installed at the center of the shell, and the shell is evenly installed with several air outlet pipes on the peripheral side of the water spray pipe. Wind hood, when the gas flows along the air outlet pipe, it is accelerated under the Venturi effect, and at the same time, a pressure difference is formed at both ends of the air outlet pipe to form adsorption on the spray droplets from the water spray pipe, avoiding the drift of fog droplets and reducing water resources. waste.

Description

An atomization device and dust suppression equipment based on Venturi principle

technical field

The invention relates to the technical field of dust removal, in particular to an atomization device and dust reduction equipment based on the Venturi principle.

Background technique

With the development of society, whether in industry, agriculture or daily life, the application of nozzles can be seen everywhere, such as engine nozzles, pesticide spraying, garden irrigation, surface cleaning and painting, coal mining and road construction suppression Dust and other aspects have a wide range of applications. Especially for the dust suppression of road construction, due to the increasingly stringent national environmental protection standards in recent years, this has had a great impact on engineering projects that generate dust pollution during construction. How to better make the atomized particles of the nozzle closer to the dust particles, and how to make the spraying distance of the nozzle longer and wider are particularly important for suppressing construction dust.

Conventional nozzles mostly increase the spray distance and spray area by pressurizing and increasing the flow rate. Such nozzles not only consume a lot of energy, but also have poor effect on long and large outdoor construction areas. Sometimes in order to meet the requirements of different construction conditions, it is necessary to arrange multiple nozzles, which brings great inconvenience to the layout of the dust suppression spray system.

Therefore, in view of the above current situation, there is an urgent need to develop an atomization device based on the Venturi principle to overcome the deficiencies in current practical applications.

Contents of the invention

The object of the present invention is to provide an atomization device and dust reduction equipment based on the Venturi principle, so as to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

An atomizing device based on the Venturi principle, including a mounting plate and an atomizing mechanism. The atomizing mechanism includes a casing, an air outlet pipe and a water spray pipe. The lower end of the casing is open, and the water spray pipe is fixedly installed at the center of the casing. The casing A plurality of said air outlet pipes are evenly installed on the peripheral side of the water spray pipe; said air outlet pipes are provided with a wide mouth section, a narrow mouth section and an air outlet section in sequence along the gas flow direction, and the width of the wide mouth section is larger than the air outlet section. The section is larger than the narrow mouth section, and the air outlet sections of the air outlet pipes are connected to form an air cover covering the outside of the water spray pipe.

As a further solution of the present invention: the lower end of the water spray pipe is fixedly installed with an atomizing nozzle, the upper end of the water spray pipe is connected with a water inlet pipe, and the upper end of the air outlet pipe is connected with an air inlet pipe.

As a further solution of the present invention: the middle position of the mounting plate is slidably installed with an adjusting screw sleeve, the mounting plate is fixedly installed with a bracket, the bracket is rotatably installed with an adjusting screw, and the lower end of the adjusting screw is threadedly connected with the adjusting screw sleeve; The lower end of the adjusting screw sleeve is fixedly connected with the atomizing mechanism through the connecting frame.

As a further solution of the present invention: a drive motor that drives the adjustment screw to rotate is fixedly installed on the support.

As a further solution of the present invention: the left and right sides of the bottom of the mounting plate are symmetrically rotated and installed with two swing arms, and the lower part inside the swing arm is fixedly installed with the atomization mechanism; the left and right sides of the lower part of the adjusting screw sleeve are symmetrical Two connecting rods are hingedly installed, and the other end of the connecting rod is also hinged with the inner side of the swing arm.

A dust suppression device based on the Venturi principle, comprising the above-mentioned atomization device based on the Venturi principle.

As a further solution of the present invention: it also includes a base and a rotating shaft rotatably mounted on the base, a number of rotating motors are uniformly and fixedly installed on the peripheral side of the upper part of the rotating shaft, the output ends of the rotating motors are fixedly connected to the connecting plate, and the connecting plate is connected to the base The atomizing device of the Venturi principle is fixedly connected.

As a further solution of the present invention: the lower end of the rotating shaft is fixedly equipped with an auxiliary gear, the base is fixedly installed with a main gear, the main gear meshes with the auxiliary gear, and the base is also fixedly installed with a rotating shaft that drives the main gear to rotate. motor.

As a further solution of the present invention: the inside of the swing arm is provided with a cavity, and the inside of the cavity is fixedly installed with a first filter plate and a second filter plate in sequence from top to bottom, and a number of air inlets are evenly opened on the lower part of the swing arm, An exhaust fan is fixedly installed on the top of the swing arm, and the exhaust fan communicates with the inside of the cavity through an air duct.

Compared with prior art, the beneficial effect of the present invention is:

1. In the present invention, the water spray pipe is fixedly installed at the center of the casing, and the casing is evenly installed with several air outlet pipes on the periphery of the water spray pipe. For the outer wind hood, the gas is accelerated under the Venturi effect when the gas flows along the air outlet pipe, and at the same time, a pressure difference is formed at both ends of the air outlet pipe to form adsorption on the mist sprayed by the water spray pipe, avoiding the drift of the mist droplets and reducing the water waste;

2. The present invention is provided with a base and a rotating shaft rotatably mounted on the base at the same time. A number of rotating motors are evenly and fixedly installed on the peripheral side of the upper part of the rotating shaft. The output ends of the rotating motors are fixedly connected with the connecting plate, and the connecting plate and The atomizing devices are fixedly connected, so as to drive multiple atomizing devices to rotate, thereby changing the range, shape and distance of atomizing spraying, and improving the dust reduction efficiency.

Description of drawings

Fig. 1 is a structural schematic diagram of an atomization device and an atomization mechanism in a dust suppression device based on the Venturi principle.

Fig. 2 is a schematic structural diagram of an atomization device and a housing in a dust suppression device based on the Venturi principle.

Fig. 3 is a schematic diagram of the structure of the atomization device and the dust suppression equipment based on the Venturi principle.

Fig. 4 is a schematic structural diagram of the swing arm in Embodiment 2 of the atomization device and dust reduction equipment based on the Venturi principle.

In the figure: 1-mounting plate, 101-bracket, 102-drive motor, 2-adjusting mechanism, 201-adjusting screw, 202-adjusting screw sleeve, 203-connecting frame, 3-swing arm, 301-connecting rod, 302- Cavity, 303-exhauster fan, 304-air duct, 305-first filter plate, 306-air inlet, 307-second filter plate, 4-atomization mechanism, 401-housing, 402-air outlet pipe, 402- 1-wide mouth section, 402-2-narrow mouth section, 402-3-outlet section, 403-water spray pipe, 404-atomizing nozzle, 405-air inlet pipe, 406-water inlet pipe, 5-base, 501 -water tank, 502-rotating shaft, 503-rotating motor, 504-connecting plate, 505-pinion, 506-main gear, 507-blower, 508-rotating motor.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are only used for explaining the patent, and should not be construed as limiting the patent.

In the description of this patent, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing this patent and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting on the patent.

In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", and "setting" should be understood in a broad sense, for example, it can be fixed connection, setting , can also be detachably connected and set, or integrally connected and set. Those of ordinary skill in the art can understand the specific meanings of the above terms in this patent according to specific situations.

Example 1

Please refer to Fig. 1-2, in the embodiment of the present invention, an atomizing device based on the Venturi principle includes a mounting plate 1 and an atomizing mechanism 4, and the atomizing mechanism 4 includes a housing 401, an air outlet pipe 402 and a water spray Pipe 403, the lower end of the casing 401 is open, and the water spray pipe 403 is fixedly installed in the center of the casing 401. The casing 401 is positioned at the peripheral side of the water spray pipe 403 and is evenly equipped with a number of said air outlet pipes 402; The gas flow direction is provided with a wide mouth section 402-1, a narrow mouth section 402-2 and an air outlet section 402-3 in sequence. The width of the wide mouth section 402-1 is greater than that of the air outlet section 402-3 and that of the narrow mouth section 402-2. And the air outlet sections 402-3 of each air outlet pipe 402 are connected to each other to form a wind cover coated on the outside of the water spray pipe 403. When the gas flows along the air outlet pipe 402, it is accelerated under the Venturi effect, and at the same time, it flows in the air outlet pipe. The two ends of 402 form a pressure difference to form adsorption on the mist sprayed by the water spray pipe 403, so as to avoid the mist drift and reduce the waste of water resources;

Specifically, in this embodiment, the lower end of the water spray pipe 403 is fixedly installed with an atomizing nozzle 404, the upper end of the water spray pipe 403 is connected with a water inlet pipe 406, and the upper end of the air outlet pipe 402 is connected with an air inlet pipe 405. ;

In the specific implementation process, the installation plate 1 is provided with an adjustment mechanism 2, the adjustment mechanism 2 includes an adjustment screw 201, an adjustment screw sleeve 202 and a connecting frame 203, and the middle position of the installation plate 1 is slidably installed with an adjustment screw sleeve 202, Mounting plate 1 is fixedly installed with support 101, and the support 101 is rotated and installed with adjusting screw rod 201, and the lower end of adjusting screw rod 201 is threadedly connected with adjusting screw sleeve 202, and is used to drive adjusting screw sleeve 202 to move up and down; The lower end is fixedly connected to the atomizing mechanism 4 through the connecting frame 203, and the adjusting screw sleeve 202 moves up and down to drive the atomizing mechanism 4 to move;

Specifically, in this embodiment, the drive motor 102 that drives the adjustment screw 201 to rotate is fixedly installed on the bracket 101;

Further, in this embodiment, two swing arms 3 are installed symmetrically on the left and right sides of the bottom of the installation plate 1, and the lower part inside the swing arm 3 is fixedly installed with the atomization mechanism 4; the adjusting screw sleeve 202 Two connecting rods 301 are symmetrically hinged on the left and right sides of the lower part, and the other end of the connecting rod 301 is also hinged with the inner side of the swing arm 3. When the adjusting screw sleeve 202 moves up and down vertically, the connecting rod 301 drives the swing arm 3 to expand or retract. , adjust the rotation angle of the swing arm 3, change the spraying angle of the atomizing mechanism 4 inside the swing arm 3, thereby changing the spraying range of the atomizing device.

Example 2

Please refer to Fig. 1-2, in the embodiment of the present invention, an atomizing device based on the Venturi principle includes a mounting plate 1 and an atomizing mechanism 4, and the atomizing mechanism 4 includes a housing 401, an air outlet pipe 402 and a water spray Pipe 403, the lower end of the casing 401 is open, and the water spray pipe 403 is fixedly installed in the center of the casing 401. The casing 401 is positioned at the peripheral side of the water spray pipe 403 and is evenly equipped with a number of said air outlet pipes 402; The gas flow direction is provided with a wide mouth section 402-1, a narrow mouth section 402-2 and an air outlet section 402-3 in sequence. The width of the wide mouth section 402-1 is greater than that of the air outlet section 402-3 and that of the narrow mouth section 402-2. And the air outlet sections 402-3 of each air outlet pipe 402 are connected to each other to form a wind cover coated on the outside of the water spray pipe 403. When the gas flows along the air outlet pipe 402, it is accelerated under the Venturi effect, and at the same time, it flows in the air outlet pipe. The two ends of 402 form a pressure difference to form adsorption on the mist sprayed by the water spray pipe 403, so as to avoid the mist drift and reduce the waste of water resources;

Specifically, in this embodiment, the lower end of the water spray pipe 403 is fixedly installed with an atomizing nozzle 404, the upper end of the water spray pipe 403 is connected with a water inlet pipe 406, and the upper end of the air outlet pipe 402 is connected with an air inlet pipe 405. ;

The middle position of the mounting plate 1 is slidingly installed with an adjusting screw sleeve 202, the mounting plate 1 is fixedly equipped with a bracket 101, and the bracket 101 is rotated and installed with an adjusting screw 201, and the lower end of the adjusting screw 201 is threadedly connected with the adjusting screw sleeve 202. Drive the adjusting screw sleeve 202 to move up and down; the lower end of the adjusting screw sleeve 202 is fixedly connected to the atomizing mechanism 4 through the connecting frame 203, and the adjusting screw sleeve 202 drives the atomizing mechanism 4 to move when moving up and down;

Specifically, in this embodiment, the drive motor 102 that drives the adjustment screw 201 to rotate is fixedly installed on the bracket 101;

Further, in this embodiment, two swing arms 3 are installed symmetrically on the left and right sides of the bottom of the installation plate 1, and the lower part inside the swing arm 3 is fixedly installed with the atomization mechanism 4; the adjusting screw sleeve 202 Two connecting rods 301 are symmetrically hinged on the left and right sides of the lower part, and the other end of the connecting rod 301 is also hinged with the inner side of the swing arm 3. When the adjusting screw sleeve 202 moves up and down vertically, the connecting rod 301 drives the swing arm 3 to expand or retract. , adjust the rotation angle of the swing arm 3, change the spraying angle of the atomizing mechanism 4 inside the swing arm 3, thereby changing the spraying range of the atomizing device.

Please refer to Fig. 3-4, the differences between this embodiment and embodiment 1 are:

A dust suppression device based on the Venturi principle, including the above-mentioned atomization device based on the Venturi principle, and also includes a base 5 and a rotating shaft 502 rotatably mounted on the base 5, and several A rotating motor 503, the output end of the rotating motor 503 is fixedly connected to the connecting plate 504, and the connecting plate 504 is fixedly connected to the atomizing device based on the Venturi principle;

The lower end of the rotating shaft 502 is fixedly equipped with an auxiliary gear 505, and the base 5 is fixedly installed with a main gear 506, and the main gear 506 meshes with the auxiliary gear 505 to drive the auxiliary gear 505 to rotate, thereby driving the rotating shaft 502 to rotate;

Specifically, in this embodiment, a rotating motor 508 that drives the main gear 506 to rotate is fixedly installed on the base 5;

Further, in this embodiment, the base 5 is also provided with a water tank 501 and a blower 507 for water supply and blowing;

A cavity 302 is provided inside the swing arm 3, and a first filter plate 305 and a second filter plate 307 are fixedly installed in the cavity 302 sequentially from top to bottom, and a plurality of air inlets 306 are evenly opened on the bottom of the swing arm 3, An exhaust fan 303 is fixedly installed on the upper part of the swing arm 3, and the exhaust fan 303 communicates with the interior of the cavity 302 through the air pipe 304. When the swing arm 3 is opened, the dust-laden gas is sucked into the cavity 302 by the exhaust fan 303 and passed through the first filter. The plate 305 and the second filter plate 307 filter and remove dust.

The above are only preferred embodiments of the present invention, and it should be pointed out that for those skilled in the art, some modifications and improvements can be made without departing from the concept of the present invention, and these should also be regarded as protection of the present invention. None of these will affect the effect of implementing the present invention and the practicability of the patent.

Claims (3)

1. An atomizing device based on the Venturi principle, comprising a mounting plate (1) and an atomizing mechanism (4), characterized in that the atomizing mechanism (4) includes a housing (401), an air outlet pipe (402) And water spray pipe (403), shell (401) lower end opening, water spray pipe (403) is fixedly installed in the center position of shell (401), and shell (401) is positioned at the peripheral side of water spray pipe (403) and is evenly installed with some The air outlet pipe (402); the air outlet pipe (402) is sequentially provided with a wide mouth section (402-1), a narrow mouth section (402-2) and an air outlet section (402-3) along the gas flow direction ), the width of the wide mouth section (402-1) is greater than that of the air outlet section (402-3) and greater than that of the narrow mouth section (402-2), and the air outlet sections (402-3) of each air outlet pipe (402) are connected , forming a windshield covering the outside of the water spray pipe (403); the lower end of the water spray pipe (403) is fixedly equipped with an atomizing nozzle (404), and the upper end of the water spray pipe (403) is connected with a water inlet pipe (406 ), the upper end of the air outlet pipe (402) is communicated with an air inlet pipe (405); The middle position of the mounting plate (1) is slidingly installed with an adjusting screw sleeve (202), the mounting plate (1) is fixedly equipped with a bracket (101), and the bracket (101) is rotatably equipped with an adjusting screw (201), and the adjusting screw The lower end of (201) is threadedly connected with the adjusting screw sleeve (202); the lower end of the adjusting screw sleeve (202) is fixedly connected with the atomizing mechanism (4) through the connecting frame (203); A drive motor (102) that drives the adjustment screw (201) to rotate is fixedly installed on the support (101); The left and right sides of the bottom of the mounting plate (1) are symmetrically rotated with two swing arms (3), and the lower part of the inner side of the swing arm (3) is fixed with the atomization mechanism (4); the adjusting screw sleeve ( 202) The left and right sides of the bottom are symmetrically hinged with two connecting rods (301), and the other end of the connecting rods (301) is also hinged with the inner side of the swing arm (3). 2. A dust suppression device based on the Venturi principle, characterized in that, comprising the atomization device based on the Venturi principle as claimed in claim 1; It also includes a base (5) and a rotating shaft (502) that is rotatably installed on the base (5). The peripheral side of the upper part of the rotating shaft (502) is uniformly fixed with several rotating motors (503), and the output of the rotating motor (503) The end is fixedly connected to the connecting plate (504), and the connecting plate (504) is fixedly connected to the atomizing device based on the Venturi principle; The lower end of the rotating shaft (502) is fixedly equipped with an auxiliary gear (505), the base (5) is fixedly installed with a main gear (506), the main gear (506) meshes with the auxiliary gear (505), and the base (5) is also fixedly installed with the rotary motor (508) that drives main gear (506) to rotate. 3. The dust suppression device based on the Venturi principle according to claim 2, characterized in that a cavity (302) is opened inside the swing arm (3), and the inside of the cavity (302) is fixed sequentially from top to bottom A first filter plate (305) and a second filter plate (307) are installed, several air inlets (306) are evenly opened on the lower part of the swing arm (3), and an exhaust fan (303) is fixedly installed on the upper part of the swing arm (3). , the exhaust fan (303) communicates with the inside of the cavity (302) through the air duct (304).

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