CN211836961U

CN211836961U - Ultrasonic atomization dry fog door curtain

Info

Publication number: CN211836961U
Application number: CN202020323139.0U
Authority: CN
Inventors: 邬高高; 王鹏飞; 刘荣华; 高润泽
Original assignee: Hunan University of Science and Technology
Current assignee: Hunan University of Science and Technology
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-03
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses an ultrasonic atomization dry fog door curtain, which comprises a plurality of nozzle components and a fog box, wherein the nozzle components are fixed in the fog box, and a bottom plate of the fog box is provided with a fog outlet; the nozzle member comprises a housing, a nozzle and a resonant cavity; the bottom of the shell is connected with a nozzle; two air holes are arranged on the shell, and a channel for communicating the air holes with the nozzle is arranged in the shell; a liquid channel is also arranged in the shell and penetrates through the shell, a liquid outlet pipe is arranged in the middle of the liquid channel, and an outlet of the liquid outlet pipe is communicated with the nozzle; the resonant cavity is arranged below the nozzle, and the nozzle is opposite to the resonant cavity; the opposite air holes of the two adjacent nozzle components are connected through an air inlet pipe, and the opposite ends of the liquid channels of the two adjacent nozzle components are connected through a liquid inlet pipe. The utility model has the advantages of simple structure, convenient and quick installation and low cost; and the device can be conveniently and quickly assembled according to actual environmental conditions, and has good adaptability.

Description

Ultrasonic atomization dry fog door curtain

Technical Field

The utility model belongs to the technical field of environmental protection dust fall equipment, in particular to ultrasonic atomization dry fog door curtain.

Background

At present, a large amount of dust, such as coal dust, is generated in production activities of cement, metallurgy, coal, mines, metal smelting, building construction and the like, so that not only can environmental pollution be caused, but also dust explosion can be caused. Meanwhile, workers work in a high-concentration dust environment for a long time, and the health and life safety of the workers are seriously threatened. The Chinese national health Committee stipulates: the total dust and the respiratory dust of the production operation site have the weighted average allowable concentration of 4.0 mg/m in 8 hours³And 2.5mg/m³The workplace should be a low dust concentration environment. The spray dust settling is a common dust settling method, the dry fog generated by the nozzles can effectively treat respiratory dust with small particle size, and the nozzles are combined together to form the dry fog door curtain, so that the dust can be effectively prevented from diffusing, and meanwhile, the influence of the wet dry fog on the exposed surface on people passing through the dry fog door curtain is not small. However, in the process of producing the dry fog door curtain, the nozzle assembly and the pipeline arrangement are often complicated, the working efficiency is seriously influenced, the material waste is caused, and meanwhile, the combination of the nozzle and the pipeline is limited to form the dry fog door curtain due to the space of the working environment.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a simple structure, simple to operate, ultrasonic atomization dry fog door curtain with low costs, it can solve the in-process that produces dry fog door curtain, and work efficiency is low and the extravagant serious problem of material.

The utility model adopts the technical scheme as follows: an ultrasonic atomization dry fog door curtain comprises a plurality of nozzle components and a fog box, wherein the nozzle components are fixed in the fog box, and a bottom plate of the fog box is provided with fog outlet holes;

the nozzle component comprises a shell, a nozzle and a resonant cavity; the bottom of the shell is connected with a nozzle; two air holes are arranged on the shell, and a channel for communicating the air holes with the nozzle is arranged in the shell; a liquid channel is also arranged in the shell and penetrates through the shell, a liquid outlet pipe is arranged in the middle of the liquid channel, and an outlet of the liquid outlet pipe is communicated with the nozzle; the resonant cavity is arranged below the nozzle, and the nozzle is opposite to the resonant cavity; the air holes of the two adjacent nozzle components are connected through an air inlet pipe, and one of the two air holes which are opposite to the two nozzle components at the two ends after connection is connected with a screw plug and a main air inlet pipe; the opposite ends of the liquid channels of two adjacent nozzle components are connected through a liquid inlet pipe, and the back ends of the liquid channels of the nozzle components at two connected ends are respectively connected with a screw plug and a total liquid inlet pipe.

In the ultrasonic atomization dry fog door curtain, the top of the shell of the nozzle component is provided with a threaded hole, and the nozzle component is fixed in the fog box through the threaded hole and the threaded rod on the top wall of the fog box in a threaded manner.

In the ultrasonic atomization dry fog door curtain, the fog outlet holes are long straight holes, two through holes are respectively formed in two end plates of the fog box, and the two through holes are respectively used for the main air inlet pipe and the main liquid inlet pipe to enter the fog box; the side plates and the bottom plate of the fog box are both provided with mounting holes for mounting the fog box, and the two end plates of the fog box are provided with connecting holes.

In the ultrasonic atomization dry fog door curtain, the two air holes are respectively provided with a connecting pipeline I, and the end part of the connecting pipeline I is provided with an internal thread; and connecting pipelines II are respectively installed at the two ends of the liquid channel, and internal threads are arranged at the end parts of the connecting pipelines II.

In the ultrasonic atomization dry fog door curtain, the two air holes are coaxial, the center lines of the two air holes are parallel to the center line of the liquid channel, and the center lines of the two air holes are positioned right above the center line of the liquid channel.

Compared with the prior art, the beneficial effects of the utility model are that: 1) the utility model discloses a nozzle component is equipped with into gas, advances the pore of liquid, and gas, the pore of advancing liquid distribute in same vertical plane, make the pipe connection convenient, and the pipe arrangement saves space. 2) The utility model discloses a nozzle component is fixed on the fog case, and the mounting hole on the fog case end plate can be used to the fixed wall of fog case or roof, also can couple together a plurality of fog cases simultaneously, increases the length of dry fog door curtain, and adaptability is good. 3) The utility model discloses simple structure, simple to operate, it is with low costs.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the nozzle member of the present invention.

Fig. 3 is a schematic structural view of the mist box of the present invention.

Fig. 4 is a cross-sectional view of a nozzle member of the present invention.

Fig. 5 is a sectional view a-a in fig. 4.

Fig. 6 is a schematic structural view of connection of two fog boxes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present invention includes a plurality of nozzle members 1, a mist box 2, and two screw plugs 4. A plurality of nozzle components 1 are fixed in a fog box 2, and a bottom plate of the fog box 2 is provided with fog outlet holes 202 corresponding to the nozzle components 1; the mist outlet 202 is a long straight hole. Two through holes 201 are respectively arranged on two end plates of the fog box 2, and the two through holes 201 are respectively used for a main air inlet pipe and a main liquid inlet pipe to enter the fog box 2. The side plates and the bottom plate of the fog box 2 are both provided with mounting holes 203 for mounting the fog box 2. The two end plates of the fog boxes 2 are provided with connecting holes 204, and a plurality of fog boxes 2 can be connected through the connecting holes 204, as shown in fig. 6.

As shown in fig. 2, 4 and 5, the nozzle member 1 includes a housing 11, a nozzle 105 and a resonance chamber 107; the bottom of the shell 11 is connected with a nozzle 105; two air holes are arranged on the shell 11, and a channel 108 for communicating the air holes with the nozzle is arranged in the shell 11. The two air holes are respectively connected with and provided with a connecting pipeline I102, and the end part of the connecting pipeline I102 is provided with internal threads. A liquid channel 110 is further arranged in the housing 11, the liquid channel 110 penetrates through the housing 11, a liquid outlet pipe 109 is arranged in the middle of the liquid channel 110, and an outlet of the liquid outlet pipe 109 is communicated with the nozzle 105. And two ends of the liquid channel 110 are respectively provided with a connecting pipeline II 103, and the end part of the connecting pipeline II 103 is provided with an internal thread 104. The resonance chamber 107 is mounted on the nozzle 105 by the bracket 106, below the nozzle 105, with the nozzle 105 facing the resonance chamber 107. The opposite connecting pipelines I102 of the two adjacent nozzle components 1 are connected through an air inlet pipe 3, and the two connecting pipelines I102 which are opposite to each other and are connected with the nozzle components 1 at the two ends are respectively connected with a screw plug 4 and a main air inlet pipe. The opposite connecting pipelines II 103 of the two adjacent nozzle components 1 are connected through a liquid inlet pipe, and the connecting pipelines II 103 which are opposite to each other and are connected with the nozzle components 1 at the two ends are respectively connected with a screw plug and a total liquid inlet pipe. The top of the shell 11 of the nozzle component 1 is provided with a threaded hole 101, and the threaded hole 101 is in threaded connection with a screw on the top wall 2 of the fog box, so that the nozzle component 1 is fixed in the fog box 2. The plug screw includes hexagonal prism clamping part and screw rod, and clamping part and screw rod link into an organic whole for shutoff pipeline tip.

The utility model discloses during the use, gaseous by intake pipe input gas pocket, then carry to nozzle 105 department by passageway 108, liquid is by feed liquor pipe input liquid channel 110, then carry to nozzle 105 department by drain pipe 109, then spout from nozzle outlet 106, and high-speed fluid produces the ultrasonic wave with the resonance chamber collision, and the ultrasonic wave makes liquid further atomize the droplet that is the small particle diameter. The fog drops are sprayed out of the fog outlet holes 202 of the fog box 2 to form a dry fog door curtain.

A fog box with the length of 1m is selected for the description of the embodiment:

as shown in figure 1, according to the length of the fog box 2, a water pressure of 0.5-0.6 Mpa, an air pressure of 0.1-0.2 Mpa and a nozzle outlet diameter of 1.2mm are generally adopted in a project site, the atomization angle of the formed dry fog is about 30 degrees, the outlet interval of each nozzle for generating the dry fog door curtain is about 20cm, and 5 nozzle components are arranged in the fog box with the length of 1m at equal intervals to form the dry fog door curtain. The spray box is characterized in that 5 nozzle components 1 are connected with each other by an air inlet pipe and a liquid inlet pipe with the inner diameter of 12mm, the connected nozzle components 1 are fixed on the spray box 2 through top threaded holes 101, a nozzle at one end is connected with a main air inlet pipe and a main liquid inlet pipe when the spray box 2 is used, and the other end is sealed by a screw plug 4. When the length of the required dry fog door curtain is larger than 1m, 5 nozzle components required by one dry fog door curtain are connected and connected respectively, then the connecting pipeline I102 and the connecting pipeline II 103 penetrate through the through holes 201 of the baffles at the two ends of the fog box to connect the nozzle components 1, after all the nozzle components 1 are connected, the fog box is connected through the mounting holes 204 at the two ends of the fog box 2, and finally, each nozzle component 1 is fixed on the fog box 2. The fog box 2 can be fixed on a wall or a top plate through the mounting holes 203 on the bottom plate or the side plates.

Claims

1. The utility model provides an ultrasonic atomization dry fog door curtain which characterized in that: the spray nozzle comprises a plurality of nozzle components and a fog box, wherein the nozzle components are fixed in the fog box, and a bottom plate of the fog box is provided with a fog outlet;

the nozzle component comprises a shell, a nozzle and a resonant cavity; the bottom of the shell is connected with a nozzle; two air holes are arranged on the shell, and a channel for communicating the air holes with the nozzle is arranged in the shell; a liquid channel is also arranged in the shell and penetrates through the shell, a liquid outlet pipe is arranged in the middle of the liquid channel, and an outlet of the liquid outlet pipe is communicated with the nozzle; the resonant cavity is arranged below the nozzle, and the nozzle is opposite to the resonant cavity; the two opposite air holes of the two adjacent nozzle components are connected through an air inlet pipe, and the two air holes which are opposite to the nozzle components at the two ends after connection are respectively connected with a screw plug and a main air inlet pipe; the opposite ends of the liquid channels of two adjacent nozzle components are connected through a liquid inlet pipe, and the back ends of the liquid channels of the nozzle components at two connected ends are respectively connected with a screw plug and a total liquid inlet pipe.

2. The ultrasonically atomized dry fog door curtain of claim 1, wherein: the top of the shell of the nozzle component is provided with a threaded hole, and the nozzle component is fixed in the fog box through the threaded hole and the threaded rod on the top wall of the fog box in a threaded mode.

3. The ultrasonically atomized dry fog door curtain of claim 1, wherein: the fog outlet holes are long straight holes, two through holes are respectively formed in two end plates of the fog box, and the two through holes are respectively used for the main air inlet pipe and the main liquid inlet pipe to enter the fog box; the side plates and the bottom plate of the fog box are both provided with mounting holes for mounting the fog box, and the two end plates of the fog box are provided with connecting holes.

4. The ultrasonically atomized dry fog door curtain of claim 1, wherein: the two air holes are respectively provided with a connecting pipeline I, and the end part of the connecting pipeline I is provided with an internal thread; and connecting pipelines II are respectively installed at the two ends of the liquid channel, and internal threads are arranged at the end parts of the connecting pipelines II.

5. The ultrasonically atomized dry fog door curtain of claim 1, wherein: the two air holes are coaxial, the center lines of the two air holes are parallel to the center line of the liquid channel, and the center lines of the two air holes are positioned right above the center line of the liquid channel.