CN205502725U - Bend type plane pass is prevent wind and is pressed down dirt net - Google Patents

Abstract

The utility model relates to a new preventing wind presses down the dirt net, comprises the wire side of two bevels, and these two faces are symmetrical about the central axis, and contained angle alpha each other is between 120~150. And this kind of the biggest characteristics of novel net are on lying in its trompil mode, and from the part, single planar parallel interval from top to bottom all sets up one and half divisions of half -closed ventilation holes, and the plane hole can be called that to this kind of pass, and prominent arc recess form is made in its half -closed region, and semi -open type hollow portion is circular to the regional area of semi -open type will be greater than the area in half -closed region, ensures to reduce the windage. The utility model discloses a preventing wind and pressing down the dirt net can become stranded low -speed air current through the contained angle water conservancy diversion of bending with blowing the high -velocity air who comes from the holistic wire side that facings the wind, and then the secondary water conservancy diversion through digging pass ventilation hole, live the interception of partly dust, blow away on the reasonable ground to the bottom of another part, has not only reduced the kinetic energy of wind, moreover the interception live partly raise dust to wind to the channelling carries out reasonable direction, has really realized preventing wind the purpose that presses down dirt.

Description

A kind of bendable plane pass wind-proof dust-suppression net

Technical field

This utility model belongs to wind-proof dust-suppression technical field, especially a kind of New windproof dust supression net.

Background technology

The and then fast development of China's economy, the goods transporting amount of the bulk cargo such as coal, breeze, sand-lime is continuously increased, thus The dust brought the most increasingly causes facing of people.And then national energy-saving environmental law Laws & Regulations is the strictest, coal yard Dust pollution and energy resource consumption exercise question have become as the emphasis of various places governability.And implement entirely to block engineering, not only to coal works Costly, and stack place and limited by ceiling span and bucket wheel machine homework requirement, add ventilative, heat insulation, dust-proof, daylighting And narrow field, the factors such as vehicle discrepancy is the most convenient, it is difficult to promotion and implementation.And the most commonly used dust suppression and wind proofing wall Wind-proof dust-suppression network technology, because investing little, anti-dust effect is good, is increasingly welcome by enterprise.

Utility model content

The purpose of this utility model is to overcome in existing wind-proof dust-suppression technology reduction kinetic energy weak effect, and dust-break effect is not Significantly problem, it is provided that a kind of simple in construction, intensity are higher, wind-proof dust-suppression effect obvious New windproof dust supression net.

Scheme of the present utility model is realized in.

A kind of New windproof dust supression net, including two wire sides of two obliques, and about substantially symmetrical about its central axis, this inclined-plane should This setting parallel to the ground, described wire side is provided with many gang planings pass air vent that upper and lower parallel interval is uniform, and this plane pass leads to Air holes is characterised by: it is a kind of half-open half-closed air vent, and the groove-like of camber, semi-open type are done in its half-closed region Hollow space is circular, and the area in semi-open type region is greater than the area in half-closed region.

And, described air vent semi-open type region area and half-closed region area ratio are 1.1～2.3:1.

And, the semi-open type region of described air vent accounts for the 50%～70% of whole vent area, and half-closed region accounts for whole The 50%～30% of individual vent area.

In wind-proof dust-suppression net of the present utility model, the angle α of two oblique wire sides is between 120 °～150 °.

In this utility model, the percent opening of described wind-proof dust-suppression net is 30% to 40%.

In the middle of wind-proof dust-suppression net of the present utility model, the parallel interval up and down of single plane is respectively provided with a kind of half-open semi-closure Formula digs pass air vent, and the groove-like of camber is done in its half-closed region, and semi-open type hollow space is circular, and semi-open type The area in region is greater than the area in half-closed region, it is ensured that on the premise of not affecting its wind-proof dust-suppression effect, reduces windage, There is higher anti-pressure ability.

And, the wire side two ends of two described obliques are provided with installing hole, and this installing hole is strip pass structure, it is simple to net Linking between face.

And, described wind-proof dust-suppression net surface attachment one anticorrosive coat, not only there is the effect beautified, also enhance anti-ageing Change, resistance to corrosion, increase the service life.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model.

Fig. 2 is partial view of the present utility model.

Detailed description of the invention

The utility model is described in further detail below in conjunction with the accompanying drawings and by being embodied as example.

A kind of bendable plane pass wind-proof dust-suppression net, as it is shown in figure 1, the wire netting that this wind-proof dust-suppression net is a bending Plate structure, including inclined-plane 1, inclined-plane 2, and central shaft 3, the two inclined-plane about substantially symmetrical about its central axis, the folder of two oblique wire sides Angle α is between 120 °～150 °.

In the present embodiment, as it is shown in figure 1, using the wire side of two obliques as a system unit, at two oblique wire sides Two ends be provided with bar shaped installing hole 4, it is simple to construction and installation, be used for be connected polylith wire side formed a complete system.

In the present embodiment, every piece of wire side is equipped with the plane pass air vent 5 that multiple rows of parallel interval is uniform, as in figure 2 it is shown, This type air vent divides half-closed region 1, semi-open type region 2, and half-closed region is the arc groove shape of projection, semi-open type district Territory is circular, and semi-open type region area is greater than half-closed region, it is ensured that reduce windage.The round and smooth half-closed region of projection is arranged Above semi-open type region and diagonally downward, the most reasonably change the wind direction flowed, reduce the kinetic energy of wind, and recessed The net wall of channel-shaped also can intercept the dust of a part of loss, greatly strengthen wind-proof dust-suppression effect.

Described strip installing hole with plane pass air vent reasonable Arrangement, straggly in order, it is ensured that multiple wire sides linking time relatively For convenience, a unified wind-proof dust-suppression system is formed, it is ensured that its aesthetic property installed.

In this example, air vent semi-open type region area and half-closed region area ratio are 1.1～2.3:1, half-open Formula region accounts for the 50%～70% of whole vent area, and half-closed region accounts for the 50%～30% of whole vent area.Percent opening Being 30% to 40%, this vent region allocation proportion and percent opening make web plate in the premise not affecting its wind-proof dust-suppression effect Under, there is higher anti-pressure ability.

Advantage of the present utility model is.

1, the wire side angle of this wind-proof dust-suppression net arranges relatively reasonable, and multiple rows of air vent is equidistant to be arranged in parallel, and rationally holds Load flows the power of wind, can be become by the angle water conservancy diversion of bending by the high velocity air that blow from Integral bending formula wire side windward Multiply low speed flow, the preliminary kinetic energy reducing wind, it is ensured that the intensity of web plate.

2, the wind of shunting is by digging the secondary water conservancy diversion of pass air vent, is on the one hand lived by a part of dust catching, the opposing party Face reasonably changes the wind direction flowed, and is allowed to blow away earthward, reduces the most again the kinetic energy of wind, reduces Windage, and the wind of channelling is reasonably guided, it is to avoid to the interference air-flow of air with weaken particulate matter to environment Harm, be truly realized the purpose of wind-proof dust-suppression.

It is emphasized that embodiment described in the utility model is illustrative rather than determinate, therefore this reality By the novel embodiment including and being not limited to described in detailed description of the invention, every new according to this practicality by those skilled in the art Other embodiments that the technical scheme of type draws, also belong to the scope of this utility model protection.

Claims (8)

1. a New windproof dust supression net, including two wire sides of two obliques, and about substantially symmetrical about its central axis, described wire side with Ground is vertically arranged, and described wire side is provided with many gang planings pass air vent that upper and lower parallel interval is uniform, this plane pass air vent It is characterised by: it is a kind of half-open half-closed air vent, and the arc groove shape of projection, semi-open type are made in its half-closed region Hollow space is circular, and the area in semi-open type region is greater than the area in half-closed region.

New windproof dust supression net the most according to claim 1, it is characterised in that: the semi-open type region area of described air vent It is 1.1～2.3:1 with the ratio of half-closed region area.

New windproof dust supression net the most according to claim 1, it is characterised in that: semi-open type region accounts for whole vent area 50%～70%, half-closed region accounts for the 50%～30% of whole vent area.

New windproof dust supression net the most according to claim 1, it is characterised in that: the angle α of two oblique wire sides is 120 ° ～between 150 °.

New windproof dust supression net the most according to claim 1, it is characterised in that: the percent opening of described wind-proof dust-suppression net is 30%～40%.

New windproof dust supression net the most according to claim 1, it is characterised in that: the plane pass of described wind-proof dust-suppression net ventilates Hole, half-closed region upper, semi-open type region under, guide air-flow diagonally downward.

New windproof dust supression net the most according to claim 1, it is characterised in that: the surface attachment one of described wind-proof dust-suppression net Anticorrosive coat.

New windproof dust supression net the most according to claim 1, it is characterised in that: this half-open half-closed pass is referred to as Plane pass air vent.