CN210411146U

CN210411146U - Isolating device with silencing and dedusting functions

Info

Publication number: CN210411146U
Application number: CN201920179144.6U
Authority: CN
Inventors: 孟金来
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2020-04-28
Anticipated expiration: 2029-01-31

Abstract

The isolating device with the silencing and dedusting functions comprises a strip-shaped dust collecting plate (1), wherein the dust collecting plate (1) is installed on a base or a frame or the ground, the dust collecting plate (1) is a plate body with a plate surface capable of passing through air flow, discharge electrodes (2) are arranged in front of and/or behind the plate surface of the dust collecting plate (1), the discharge electrodes (2) are connected with one electrode of a high-voltage power supply, and the dust collecting plate (1) is grounded or connected with the other electrode of the high-voltage power supply. Its aim at provides one kind can effectively clear away building raise dust and road raise dust, reduces the noise that road vehicle, building construction site sent, and amortization, dust removal effect are very outstanding, and the working property is stable, and the running cost is low, and is energy-concerving and environment-protective, long service life's isolating device that has amortization dust removal function.

Description

Isolating device with silencing and dedusting functions

Technical Field

The utility model relates to an isolating device with amortization dust removal function.

Background

According to the air quality standard published by the world health organization, 11 pollutants, namely ozone, inhalable particles (PM10 and PM2.5), sulfur dioxide, nitrogen dioxide, carbon monoxide, volatile organic pollutants, lead, benzo (a) pyrene, mercury and dioxin, have higher health hazard to human bodies. For inhalable particles, compared with PM10, PM2.5 is easier to suspend in the air for a long time, and the particle size is small, so that the probability of inhalation is higher, the particles can reach the deep part of the lung, go deep into the lower respiratory tract and even penetrate the alveolar membrane, and great harm is caused to the health of a human body.

For the air quality, the PM2.5 directive value given by the world health organization is 10 micrograms/cubic meter, and the air quality limit value recommended by the world health organization is scientific evaluation and judgment made according to the summary of the existing scientific research data from the aspect of protecting the health of people and can be used as reference and basis for making the air quality standard of the country.

Researches show that the building dust, the road dust and the wind erosion dust are important sources of PM10 and PM2.5 in the atmosphere, the air quality of the current main cities in China is far from the PM2.5 directive value given by the world health organization, and has a large difference with the foreign advanced cities, particularly the concentration of PM2.5 in Shenzhen city is 1.5-4 times of that of the international advanced cities such as Tokyo, san Francisco, New York and the like, the annual average concentration is 15-20 micrograms/cubic meter, and the improvement of the air quality has a good effect on improving the competitiveness of the cities. Therefore, if the building dust and road dust in cities cannot be effectively reduced, the air quality of the current major cities in China hardly reaches the air quality limit value recommended by the world health organization. But no equipment capable of effectively reducing building dust and road dust exists in the prior art at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can effectively clear away building raise dust and road raise dust, reduce the noise that road vehicle, building construction site sent, amortization, dust removal effect are very outstanding, and working property is stable, and the running cost is low, and is energy-concerving and environment-protective, long service life's isolating device that has amortization dust removal function.

The utility model discloses an isolating device with amortization dust removal function, including banded collecting board, collecting board installs at base or frame or subaerial, and collecting board is the plate body of face permeable air current, and the place ahead and/or the rear of collecting board face are equipped with the discharge electrode, and the discharge electrode links to each other with high voltage power supply's an electrode, and collecting board ground connection or link to each other with high voltage power supply's another electrode.

Preferably, flow equalizing plates are arranged in front of and behind the surface of the dust collecting plate, and the discharge electrodes are positioned between the flow equalizing plates and the dust collecting plate.

Preferably, a spray pipe is arranged above or on the front side of the upper part of the dust collecting plate or on the rear side of the upper part of the dust collecting plate along the plate surface direction, a plurality of spray heads are arranged on the spray pipe and can spray water onto the plate surface of the dust collecting plate, and a diversion trench is arranged below the dust collecting plate along the plate surface direction.

Preferably, the dust collecting plate comprises a belt-shaped front electro-deposition plate and a belt-shaped rear electro-deposition plate, the surfaces of the front electro-deposition plate and the rear electro-deposition plate are parallel to each other and are arranged in parallel along the vertical direction, an intermediate discharge electrode is arranged between the front electro-deposition plate and the rear electro-deposition plate, and a plurality of discharge needles are respectively arranged on the intermediate discharge electrode and the discharge electrode.

Preferably, the dust collecting plate is made of foam metal or a plurality of metal meshes with mutually attached mesh surfaces, or a metal honeycomb plate or a metal corrugated plate, and the intermediate discharge electrode and the discharge electrode are equipotential.

Preferably, the dust collecting plate is provided with a movable section for people and vehicles to pass through.

Preferably, the dust collecting plate has a thickness of 5mm to 35 mm.

Preferably, a net-shaped snow-proof cover is arranged above the dust collecting plate and the discharge electrode.

Preferably, the surface of the dust collection plate is coated with an anti-corrosion coating.

Preferably, the plate surface of the flow equalizing plate is uniformly distributed with flow equalizing holes with the diameter of 10 mm-25 mm, and the flow equalizing plate is made of stainless steel or color steel plates.

The utility model discloses an isolating device with amortization dust removal function, can regard it as median setting in the middle of two-way highway and both sides, replace current road median, also can regard it as the academy wall use of department such as building site, enterprise and public institution, residential area, independent academy, park, in the use, can let discharge electrode and high voltage power supply's negative electrode link to each other, let dust collecting plate ground connection, when dusty air of department such as road or building site, enterprise and public institution, residential area, independent academy, park is close to discharge electrode under the promotion of the air current that external wind-force, vehicle that pass caused, because the windage resistance of dust collecting plate is very little, the air current that dusty air arouses with the help of natural wind-force, vehicle that pass can pass very easily the utility model discloses an isolating device with amortization dust removal function, in dusty air passes the process of the isolating device with amortization dust removal function of the utility model, dust in the air can be charged under the action of an electric field of the discharge electrode, and when the charged dust passes through the dust collecting plate with the plate surface permeable to air flow under the pushing action of the air flow, fine dust including PM2.5 can be captured by the dust collecting plate, so that the dust is removed. The utility model discloses a dust collecting plate is owing to be the plate body of face permeable air current, so it still has fine noise cancelling effect, can effectively reduce the noise in the road outside, and the experiment shows that it can reduce the noise more than 5 decibels. Because the isolation strip is used for replacing the middle and two sides of the road, more land and space in the city can not be occupied. In addition, the utility model discloses still can increase the anion concentration in the air, help improving, improving the fresh degree of air. Therefore, the utility model discloses can effectively clear away building raise dust and road raise dust, reduce the noise that road vehicle, building construction site sent, amortization, dust removal effect are very outstanding, and the working property is stable, and the running cost is low, energy-concerving and environment-protective, long service life.

Other details and characteristics of the isolating device with the functions of noise reduction and dust removal of the present invention can be clearly understood by reading the embodiments described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the cross-sectional direction of the isolating device with the functions of noise reduction and dust removal.

Detailed Description

As shown in figure 1, the isolating device with the functions of noise reduction and dust removal of the utility model comprises a strip-shaped dust collecting plate 1, the dust collecting plate 1 is installed on a base or a frame or the ground, the dust collecting plate 1 is a plate body with a plate surface capable of permeating air flow, the plate surface of the dust collecting plate 1 is usually arranged along the vertical direction, the height can be 1-2 m, and can also be higher or shorter, the length extends along the boundary of the road or the construction site, the enterprise and public institution, the residential area, the independent courtyard, the park and the like, so the isolating device with the functions of noise reduction and dust removal of the utility model can be very long, the discharge electrodes 2 are arranged in front of and/or behind the plate surface of the dust collecting plate 1, the discharge electrodes 2 are also arranged along, and arranged along the road, the discharge electrode 2 is connected with one electrode of a high-voltage power supply, and the dust collecting plate 1 is grounded or connected with the other electrode of the high-voltage power supply, usually the negative electrode. When the dust accumulated on the dust collecting plate 1 and the discharge electrode 2 needs to be cleared away, the sprinkler can be driven to move along the belt-shaped dust collecting plate 1, the discharge electrode 2 is powered off, and the water flow sprayed by the water pipe is used for flushing the dust collecting plate 1 and the discharge electrode 2, so that the dust on the dust collecting plate 1 and the discharge electrode 2 can be cleaned. Because high-voltage electrostatic dust removal is adopted, the power consumption is very low, and the dust removal efficiency is very high. Because the median that replaces the road in the middle of and two sides or building site, enterprise and public institution, residential area, independent courtyard, park etc. department uses, the utility model discloses an isolating device with amortization dust removal function can not occupy more soil and space in the city.

As a further improvement of the present invention, the front and the rear of the above-mentioned dust collecting plate 1 are provided with a flow equalizing plate 3, and the discharge electrode 2 is located between the flow equalizing plate 3 and the dust collecting plate 1. The flow equalizing plate 3 can make the dust-containing gas flow through the dust collecting plate 1 evenly, thereby improving the dust removing efficiency. The flow equalizing plate 3 is also arranged along the vertical direction and is arranged along the road, if the flow equalizing plate 3 is made of steel plates, the flow equalizing plate can be electrically grounded, and therefore the flow equalizing plate 3 can also play a role of a protective cover. The height of the flow equalizing plate 3 can be larger than that of the dust collecting plate 1 and the discharge electrode 2.

As a further improvement of the present invention, the front side or the rear side of the upper portion of the dust collecting plate 1 is provided with a spray pipe 4 along the plate surface direction, the spray pipe 4 is provided with a plurality of spray nozzles 8, the plurality of spray nozzles 8 can spray water onto the plate surface of the dust collecting plate 1, and the lower portion of the dust collecting plate 1 is provided with a diversion trench 7 along the plate surface direction. The shower 4 accessible shower nozzle 8 sprays water on the face of dust collecting plate 1 for wash the dust on the face of dust collecting plate 1, can play certain cooling effect to the place near the road in summer simultaneously, can play the effect of the humidity of the near air of increase road in spring and autumn season.

As a further improvement of the utility model, above-mentioned dust collecting plate 1 includes banding preceding electric deposition board 10 and banding back electric deposition board 11, and preceding electric deposition board 10 is parallel to each other with the face of back electric deposition board 11, sets up side by side along vertical direction, is equipped with middle discharge electrode 6 between preceding electric deposition board 10 and the back electric deposition board 11. The face of above-mentioned preceding electric laying dust board 10 and back electric laying dust board 11 is parallel to each other, sets up side by side along vertical direction, is equipped with the design of middle discharge electrode 6 between preceding electric laying dust board 10 and the back electric laying dust board 11, can let the utility model discloses clear away construction raise dust and road raise dust more effectively, reduce the noise that road vehicle, construction building site sent.

As a further improvement of the utility model, above-mentioned dust collecting plate 1 adopts expanded metal or the metal mesh or the metal honeycomb panel or the corrugated metal plate that a plurality of wire side hug closely each other to make, middle discharge electrode 6 and discharge electrode 2 equipotential are equipped with a plurality of discharge needles 9 on middle discharge electrode 6 and the discharge electrode 2 respectively.

As a further improvement of the utility model, the dust collecting plate 1 is provided with a movable section for people and vehicles to pass through. The movable section can be moved away very conveniently for let personnel, vehicle pass under special circumstances the utility model discloses an isolating device with amortization dust removal function.

As a further improvement of the utility model, the thickness of the dust collecting plate 1 is 5 mm-35 mm.

As a further improvement of the present invention, a net-shaped snow-proof cover 5 is provided above the dust collecting plate 1 and the discharge electrode 2. Snow cover 5 is used for preventing that the snowing influences the utility model discloses a normal work of isolating device with amortization dust removal function.

As a further improvement of the present invention, the surface of the dust collecting plate 1 is coated with an anti-corrosion coating, which helps to prolong the service life of the dust collecting plate 1.

As a further improvement of the utility model, the uniform distribution on the surface of the flow equalizing plate 3 is provided with the flow equalizing holes with the diameter of 10 mm-25 mm, and the flow equalizing plate 3 is made of stainless steel or color steel plates.

The utility model discloses an isolating device with noise reduction and dust removal functions, which can be used as an isolating belt arranged in the middle and two sides of a bidirectional highway to replace the prior road isolating belt, and can also be used as a courtyard wall in the places such as construction sites, enterprises and public institutions, residential areas, independent courtyards, parks and the like, in the using process, a discharge electrode 2 can be connected with a negative electrode of a high-voltage power supply, a dust collecting plate 1 is grounded, when dusty air in the places such as roads or construction sites, enterprises and public institutions, residential areas, independent courtyards, parks and the like is close to the discharge electrode 2 under the promotion of air flow caused by external wind power and passing vehicles, because the wind resistance of the dust collecting plate 1 is very small, the air flow caused by the dusty air and passing vehicles can easily pass through the isolating device with noise reduction and dust removal functions, in the process of the dust-laden air passing through the isolating device with noise reduction and dust removal functions, dust in the air can be charged under the action of an electric field of the discharge electrode 2, and when the charged dust passes through the dust collecting plate 1 with the plate surface being permeable to air flow under the pushing action of the air flow, fine dust including PM2.5 can be captured by the dust collecting plate 1, so that the dust is removed. The utility model discloses a dust collecting plate 1 is owing to be the plate body of face permeable air current, so it still has fine noise cancelling effect, can effectively reduce the noise in the road outside, and the experiment shows that it can reduce the noise more than 5 decibels. In addition, the utility model discloses still can increase the anion concentration in the air, help improving, improving the fresh degree of air.

The utility model discloses an isolating device with amortization dust removal function is being used for road median and building site, enterprise and public institution, residential area, independent courtyard, the courtyard wall of departments such as park to the gaseous processing of dirt, because the windage of collecting plate 1 is very little, banded collecting plate 1's area can be very big, so its processing tolerance in unit interval is very big, gets rid of the tiny dust effect including PM2.5 very outstanding, and dust removal performance is very stable. Therefore, the utility model discloses an isolating device with amortization dust removal function has that the processing tolerance is big in the unit interval, gets rid of including tiny dust effect including PM2.5 very outstanding, and dust removal performance is extremely stable, and the running cost is low, long service life's characteristics.

Claims

1. The isolating device with the functions of noise reduction and dust removal is characterized by comprising a strip-shaped dust collecting plate (1), wherein the dust collecting plate (1) is arranged on a base or a frame or the ground, the dust collecting plate (1) is a plate body with a plate surface capable of passing through air flow, discharge electrodes (2) are arranged in front of and/or behind the plate surface of the dust collecting plate (1), the discharge electrodes (2) are connected with one electrode of a high-voltage power supply, and the dust collecting plate (1) is grounded or connected with the other electrode of the high-voltage power supply.

2. The isolating device with the functions of sound attenuation and dust removal according to claim 1, wherein flow equalizing plates (3) are arranged in front of and behind the surface of the dust collecting plate (1), and the discharge electrodes (2) are positioned between the flow equalizing plates (3) and the dust collecting plate (1).

3. The isolating device with the noise reduction and dust removal functions as claimed in claim 2, wherein a spray pipe (4) is arranged above the dust collecting plate (1) or on the front side of the upper part or on the rear side of the upper part along the plate surface direction, a plurality of spray heads (8) are arranged on the spray pipe (4), the plurality of spray heads (8) can spray water onto the plate surface of the dust collecting plate (1), and a guide groove (7) is arranged below the dust collecting plate (1) along the plate surface direction.

4. The isolating device with the functions of sound attenuation and dust removal according to claim 3, characterized in that the dust collecting plate (1) comprises a front belt-shaped dust collecting plate (10) and a rear belt-shaped dust collecting plate (11), the plate surfaces of the front belt-shaped dust collecting plate (10) and the rear belt-shaped dust collecting plate (11) are parallel to each other and are arranged side by side in the vertical direction, and an intermediate discharge electrode (6) is arranged between the front belt-shaped dust collecting plate (10) and the rear belt-shaped dust collecting plate (11).

5. The isolating device with the functions of sound attenuation and dust removal according to claim 4, wherein the dust collecting plate (1) is made of foam metal or a plurality of metal nets with net surfaces tightly attached to each other, or a metal honeycomb plate or a metal corrugated plate, the intermediate discharge electrode (6) and the discharge electrode (2) are equipotential, and a plurality of discharge needles (9) are respectively arranged on the intermediate discharge electrode (6) and the discharge electrode (2).

6. The isolating device with the functions of sound attenuation and dust removal according to claim 5, characterized in that the dust collecting plate (1) is provided with a movable section for people and vehicles to pass through.

7. The separator with noise reduction and dust removal functions as claimed in claim 6, wherein the thickness of the dust collecting plate (1) is 5mm to 35 mm.

8. The noise-reduction and dust-removal isolating device as claimed in any one of claims 1 to 7, wherein a net-shaped snow-proof cover (5) is arranged above the dust collecting plate (1) and the discharge electrodes (2).

9. The isolating device with the noise-reducing and dust-removing functions as recited in claim 8, wherein the surface of the dust collecting plate (1) is coated with an anti-corrosion coating.

10. The isolating device with the functions of sound attenuation and dust removal according to any one of claims 2 to 7, wherein the surface of the flow equalizing plate (3) is uniformly provided with flow equalizing holes with the diameter of 10mm to 25mm, and the flow equalizing plate (3) is made of stainless steel or color steel plates.