CN211836923U - Fluid dynamics integral type foam dust device - Google Patents

Fluid dynamics integral type foam dust device Download PDF

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Publication number
CN211836923U
CN211836923U CN202020353507.6U CN202020353507U CN211836923U CN 211836923 U CN211836923 U CN 211836923U CN 202020353507 U CN202020353507 U CN 202020353507U CN 211836923 U CN211836923 U CN 211836923U
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China
Prior art keywords
foam
water
pipeline
gas
liquid
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Application number
CN202020353507.6U
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Chinese (zh)
Inventor
李德文
梁爱春
赵中太
龚小兵
王杰
李定富
巫亮
刘奎
鲁轲
邹常富
程丽
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Chongqing Research Institute Co Ltd of China Coal Technology and Engineering Group
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Chongqing Research Institute Co Ltd of China Coal Technology and Engineering Group
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Abstract

The utility model belongs to the dustproof and dust-settling field, and relates to a fluid dynamics integrated foam dust-settling device, which comprises an integrated pipeline box and a foam liquid box and a foam mixing generator which are respectively connected with the integrated pipeline box in a matching way; the integrated pipeline box comprises a gas-water linkage valve for introducing external gas and water, the gas-water linkage valve is respectively communicated with a water inlet pipeline and an air inlet pipeline, the tail ends of the water inlet pipeline and the air inlet pipeline are connected with a gas-water combined valve, and the gas-water combined valve is connected with the foam mixing generator in a matching way; still be provided with the ejector on the inlet line, the other end of this ejector is connected with the pipette with foam liquid case intercommunication, is provided with on the ejector to add proportion governing valve. The utility model has even foaming, and the foaming durability and wind resistance are also improved; the device has the advantages that the dust falling purpose can be achieved, the device is small in size, the random movement can be realized, the foam liquid is sprayed in a short distance to cover dust producing points, the dust flying into the air is prevented from the source, the coverage required to be covered is reduced, and the consumption of the foam liquid is reduced.

Description

Fluid dynamics integral type foam dust device
Technical Field
The utility model belongs to dustproof dust fall field relates to a fluid dynamics integral type foam dust device.
Background
At present, the adding, mixing and generating devices are separated in China, the structure is not compact, the size is large, in addition, the mixing and generating are realized by depending on a mechanical structure or adding a power source, if the mixing utilizes a dynamic impeller type filter screen and a V-shaped filter screen for static mixing, the foam generator generally blows mixed foam liquid through an arc-shaped net by high-speed airflow to form, the structure is complex, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a fluid dynamics integral type foam dust device will add, mix and generator constitution an organic whole, relies on fluid flow characteristic and self power, mixes the foaming with the help of the heterogeneous class torrent of fluid dynamics, carries out the entrapment adhesion to the dirt particle of air, reaches the purpose of dust fall.
In order to achieve the above purpose, the utility model provides a following technical scheme: a fluid dynamics integrated foam dust settling device comprises an integrated pipeline box, and a foam liquid box and a foam mixing generator which are respectively connected with the integrated pipeline box in a matching manner;
the integrated pipeline box comprises a gas-water linkage valve for introducing external gas and water, the gas-water linkage valve is respectively communicated with a water inlet pipeline and an air inlet pipeline, the tail ends of the water inlet pipeline and the air inlet pipeline are connected with a gas-water combined valve, and the gas-water combined valve is connected with the foam mixing generator in a matching way;
still be provided with the ejector on the inlet line, the other end of this ejector is connected with the pipette with foam liquid case intercommunication, is provided with on the ejector to add proportion governing valve.
Optionally, the foam mixing generator includes a water-liquid inlet communicated with the water inlet pipeline and a compressed air inlet communicated with the air inlet pipeline, and the water-liquid inlet and the compressed air inlet are communicated with a foam mixing chamber in the foam mixing generator.
Alternatively, the distal outlets of the water-liquid inlet and the compressed gas inlet are arranged vertically in the foam mixing chamber.
Optionally, a tapered gas-liquid contact joint is disposed in the foam mixing chamber, and has a plurality of pores, and the tapered gas-liquid contact joint separates the outlet at the end of the water-liquid inlet from the outlet at the end of the compressed gas inlet.
Optionally, an umbrella-shaped mixed foaming cap is further arranged in the conical gas-liquid contact connector in a matching manner, one end of the umbrella-shaped mixed foaming cap is communicated with the tail end outlet of the water-liquid inlet, and the other end of the umbrella-shaped mixed foaming cap is communicated with an S-shaped foaming pipeline.
Optionally, a plurality of parallel supporting shafts are arranged in the S-shaped foaming pipeline, the supporting shafts are fixed in the S-shaped foaming pipeline through supporting frames, a plurality of cross-shaped stirring wheels are arranged on the supporting shafts in a matched mode, and a foam outlet is formed in the tail end of the S-shaped foaming pipeline.
Optionally, the foam liquid tank is also provided with an air filter, a liquid filling port, a slag discharging port and a foam liquid filter in a matching manner.
Optionally, a water pressure regulating valve and a Y-shaped filter are further arranged on the water inlet pipeline in a matched mode, and an air pressure regulating valve is arranged on the air inlet pipeline in a matched mode.
Optionally, a pressure gauge is further installed on the integrated pipeline box in a matching mode.
The beneficial effects of the utility model reside in that: the utility model relies on the fluid flow characteristic and the self power, and the multi-phase flow turbulence mixing foaming principle of the fluid dynamics is used, so that the multi-phase flow is mixed more fully, the foaming is more uniform, and the foaming durability and the wind resistance are also improved; and finally, the foam is sprayed into the dirty air by means of the power of high-pressure water and air flow to collect and adhere dust particles in the air, so that the aim of dust reduction is fulfilled.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic overall structure diagram of a hydrodynamic integrated foam dust settling device of the present invention;
3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 31 3; 3
FIG. 3 is a cross-sectional view taken along line D-D of FIG. 1;
fig. 4 is a schematic structural diagram of a foam mixing generator of the fluid dynamics integrated foam dust settling device of the present invention.
Reference numerals: the device comprises an integrated pipeline box 1, a gas-water linkage valve 11, a water inlet pipeline 12, a Y-shaped filter 13, an ejector 14, a liquid suction pipe 15, an adding proportion adjusting valve 16, a gas-water combination valve 17, an air inlet pipeline 18, a foam liquid box 2, an air filter 21, a liquid filling opening 22, a slag discharge opening 23, a foam liquid filter 24, a foam mixing generator 3, a foam outlet 31, a cross stirring wheel 32, a support shaft 33, a support frame 34, an S-shaped foaming pipeline 35, an umbrella-shaped mixing cap 36, a conical gas-liquid contact joint 37, a compressed gas inlet 38, a water-liquid inlet 39, a water pressure adjusting valve 4, an air pressure adjusting valve 5 and a pressure gauge 6.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 4, a hydrodynamics integrated foam dust settling device includes an integrated pipeline tank 1, and a foam liquid tank 2 and a foam mixing generator 3 respectively connected to the integrated pipeline tank 1 in a matching manner, wherein the foam liquid tank 2 is provided with an air filter 21, a liquid filling port 22, a slag discharge port 23 and a foam liquid filter 24 in a matching manner, and the integrated pipeline tank 1 is provided with a pressure gauge 6 in a matching manner; the integrated pipeline box 1 comprises a gas-water linkage valve 11 for introducing external gas and water, the gas-water linkage valve 11 is respectively communicated with a water inlet pipeline 12 and an air inlet pipeline 18, the tail ends of the water inlet pipeline 12 and the air inlet pipeline 18 are connected with a gas-water combination valve 17, and the gas-water combination valve 17 is connected with the foam mixing generator 3 in a matching way; the water inlet pipeline 12 is also provided with an ejector 14, the other end of the ejector 14 is connected with a liquid suction pipe 15 communicated with the foam liquid tank 2, the ejector 14 is provided with an adding proportion regulating valve 16, the water inlet pipeline 12 is also provided with a water pressure regulating valve 4 and a Y-shaped filter 13 in a matching manner, and the air inlet pipeline 18 is provided with an air pressure regulating valve 5 in a matching manner; the foam mixing generator 3 comprises a water-liquid inlet 39 and a compressed gas inlet 38, the water-liquid inlet 39 and the compressed gas inlet 38 are respectively communicated with the water inlet pipeline 12, the foam mixing generator 3 is internally communicated with a foam mixing chamber, the water-liquid inlet 39 and the tail end outlet of the compressed gas inlet 38 are vertically arranged in the foam mixing chamber, a conical gas-liquid contact joint 37 is arranged in the foam mixing chamber, a plurality of pores are arranged on the conical gas-liquid contact joint 37, the conical gas-liquid contact joint 37 separates the tail end outlet of the water-liquid inlet 39 from the tail end outlet of the compressed gas inlet 38, an umbrella-shaped mixing foaming cap 36 is also arranged in the conical gas-liquid contact joint 37 in a matching way, one end of the umbrella-shaped mixing foaming cap 36 is communicated with the tail end outlet of the water-liquid inlet 39, the other end of the umbrella-shaped mixing foaming cap is communicated with an S-shaped foaming pipeline 35, a plurality of parallel supporting shafts 33 are arranged in the S, the supporting shaft 33 is fixed in an S-shaped foaming pipeline 35 through a supporting frame 34, and a plurality of cross-shaped stirring wheels 32 are arranged on the supporting shaft in a matching way, and the tail end of the S-shaped foaming pipeline 35 is provided with a foam outlet 31.
In the embodiment, compressed air and pressurized water respectively enter the air inlet pipeline 18 and the water inlet pipeline 12 through the air-water linkage valve, the pressurized water injects the foam liquid in the foam liquid tank 2 into the water inlet pipeline 12 through the injector 14, and the adding proportion of the foam liquid can be adjusted through the proportion adjusting valve; compressed air, pressurized water and foam liquid pass through the air-water combination valve, the directions of liquid flow and air flow are changed into vertical cross flow and enter the foam mixing generator 3, the foam liquid, the water and the air are fully mixed in a foam mixing chamber by means of self power and by utilizing the turbulent flow mixing characteristic of fluid dynamics, foam is generated when the foam liquid, the water and the air pass through a slit, a micropore channel and an umbrella-shaped foaming cap, the S-shaped foaming pipeline 35 enables multiphase flow to generate multiple reversing mixed flow and the multiphase flow is cut by the cross stirring wheel 32, the multiphase flow is mixed more fully, the bubble diameter is more uniform, and meanwhile, the wind resistance and the durability of the bubbles are improved. The generated bubbles are sprayed out through a spray gun through a foam outlet 31, the dust particles in a dirty environment in a spraying range are captured and adhered to achieve the purpose of dust removal, the generated bubbles can be directly arranged near a cutting head of the mining machine, and the foam is directly sprayed to a dust source point to cover and prevent the dust from floating and entering the air.
The utility model discloses a gas-water linked valve guarantees that air water gets into pipe-line system simultaneously, gas-water combination valve lets gas and water liquid alternately get into compound foam mixing generator 3 from two perpendicular directions simultaneously, gas, water, add proportion control valve 16 can adjust the proportion of admitting air, intake pressure and foam liquid respectively, gas-water combination valve and gas-water linked valve and foam mixing generator 3 three mechanism structure is compact, including pipe-line system only accounts for one fifth of whole device, all the other volumes are used for filling foam liquid, the effective utilization ratio of device is improved, greatly reduce the device volume, can directly connect to mining machine, closely spray the foam to cutting machine head dust production point, the injection scope has been reduced, save foam liquid, the foam directly covers dust production point annex dust, the adhesion entrapment, coal dust has been avoided flying up to the sky, the health of drivers and rear workers is guaranteed.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims (9)

1. The utility model provides a fluid dynamics integral type foam dust device which characterized in that: comprises an integrated pipeline box and a foam liquid box and a foam mixing generator which are respectively matched and connected with the integrated pipeline box;
the integrated pipeline box comprises a gas-water linkage valve for introducing external gas and water, the gas-water linkage valve is respectively communicated with a water inlet pipeline and a gas inlet pipeline, the tail ends of the water inlet pipeline and the gas inlet pipeline are connected with a gas-water combination valve, and the gas-water combination valve is connected with a foam mixing generator in a matching way;
the water inlet pipeline is also provided with an ejector, the other end of the ejector is connected with a liquid suction pipe communicated with the foam liquid tank, and the ejector is provided with an adding proportion adjusting valve.
2. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 1, wherein: the foam mixing generator comprises a water-liquid inlet and a compressed gas inlet, wherein the water-liquid inlet is respectively communicated with the water inlet pipeline, the compressed gas inlet is communicated with the air inlet pipeline, and the water-liquid inlet and the compressed gas inlet are communicated with a foam mixing chamber in the foam mixing generator.
3. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 2, wherein: the water-liquid inlet and the tail end outlet of the compressed gas inlet are vertically arranged in the foam mixing chamber.
4. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 2, wherein: the foam mixing chamber is provided with a conical gas-liquid contact joint, a plurality of pores are formed in the conical gas-liquid contact joint, and the conical gas-liquid contact joint separates a tail end outlet of a water-liquid inlet from a tail end outlet of a compressed gas inlet.
5. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 4, wherein: an umbrella-shaped mixed foaming cap is also arranged in the conical gas-liquid contact joint in a matching way, one end of the umbrella-shaped mixed foaming cap is communicated with the tail end outlet of the water-liquid inlet, and the other end of the umbrella-shaped mixed foaming cap is communicated with an S-shaped foaming pipeline.
6. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 5, wherein: a plurality of parallel supporting shafts are arranged in the S-shaped foaming pipeline, the supporting shafts are fixed in the S-shaped foaming pipeline through supporting frames, a plurality of cross-shaped stirring wheels are arranged on the supporting shafts in a matched mode, and a foam outlet is formed in the tail end of the S-shaped foaming pipeline.
7. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 1, wherein: and the foam liquid box is also provided with an air filter, a liquid filling opening, a slag discharging opening and a foam liquid filter in a matching way.
8. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 1, wherein: still match on the water inlet pipeline and be provided with water pressure regulating valve and Y type filter, match on the air intake pipeline and be provided with the air pressure regulating valve.
9. A hydrodynamic integrated foam dedusting apparatus as claimed in claim 1, wherein: and the integrated pipeline box is also provided with a pressure gauge in a matching way.
CN202020353507.6U 2020-03-19 2020-03-19 Fluid dynamics integral type foam dust device Active CN211836923U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020353507.6U CN211836923U (en) 2020-03-19 2020-03-19 Fluid dynamics integral type foam dust device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020353507.6U CN211836923U (en) 2020-03-19 2020-03-19 Fluid dynamics integral type foam dust device

Publications (1)

Publication Number Publication Date
CN211836923U true CN211836923U (en) 2020-11-03

Family

ID=73135473

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020353507.6U Active CN211836923U (en) 2020-03-19 2020-03-19 Fluid dynamics integral type foam dust device

Country Status (1)

Country Link
CN (1) CN211836923U (en)

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