CN206001496U - Round-the-clock windproof and rain proof helps smoke extractor - Google Patents

Abstract

This utility model is related to stovepipe anti-wind technical field, especially relates to a kind of round-the-clock windproof and rain proof and helps smoke extractor, including：Windproof tube, shielding cover and smoke tube；Windproof tube is set in outside the upper end of smoke tube, and shielding cover is hung on the top of smoke tube, and shielding cover is connected by support with smoke tube；Windproof tube is connected by deflector with smoke tube, and the upper and lower ends face of windproof tube is obliquely installed, and the upper and lower ends face edge of windproof tube is to be parallel to each other and shape identical ellipse；All there is the angle more than 0 ° with horizontal plane in the major axis of the ellipse in upper and lower ends face of windproof tube and short axle.This utility model achieves and can make full use of orientation and carry out wind, and wind energy is utilized, and makes the pressure in smoke tube be less than ambient atmosphere pressure force value, forms negative pressure, and then make to produce draft through exhaust opening wind speed, reaches the purpose of convulsion smoke evacuation.

Description

Round-the-clock windproof and rain proof helps smoke extractor

Technical field

This utility model is related to stovepipe anti-wind technical field, especially relates to a kind of round-the-clock windproof and rain proof and helps smoke evacuation dress Put.

Background technology

Raw stove heating, has been the cold-proof warming measure of a lot of families, but annual winter is because of burning coal heating and combustion gas heat Hydrophone improper use and cause people poisoning accident constantly occur.Announce according to World Health Organization (WHO), have more than 2,500,000 in the world every year People dies of gas poisoning, and China also occurs more than 100,000 gas poisoning every year.

Wind-proof cap, is also exhaust cap or ventilator, has been the matured product that in society, industrial occasions use, and it is mainly pacified It is contained on the gas outlet of various breather line terminals, effect is that the gas in a permission pipeline is smoothly discharged by it, and does not permit Permitted outdoor airflow and poured in down a chimney in return pipe road, briefly it is simply that being equivalent to check-valves, only export but no import.

Make a general survey of various wind-proof caps both at home and abroad, often limited in use, this is because the wind direction of nature becomes Change impermanence it is desirable to avoid completely being very very difficult.In addition, these wind-proof caps have compared popularization in terms of commercial Application, but It is more difficult to promote at civilian aspect, is primarily due to that Radix Saposhnikoviae cap processing request currently on the market is high, processing technology is multiple Miscellaneous, difficulty of processing is big, price is high, allows people's difficult to accept.

Some original easy flue wind-proof caps are to use brick one-tenth, and one is that resistance is larger, and two is not enable to prevent Wind effect.Wind will add resistance to chimney meatus transmitting smoke once entering flue, destroy the hot pressing effect of flue, cause toward each by-path string The phenomenon of cigarette.

So, there is a kind of scheme to be to increase an air exhauster in flue to solve smoking problem.One is will to pour into The wind resistant problem that causes to discharge fume thoroughly is removed, two be can increase flue pull power, be more beneficial for discharging fume.But increase and take out Blower fan is related to the problems such as noise, vibrations, maintenance, cost, and the suitability is relatively low.

In recent years, enterprise is had to be proposed civilian wind-proof cap, its extexine is columnar windproof tube, centre is smoke tube, Smoke tube gas outlet, in the centre of windproof tube, is provided with a flat dish-shaped shielding cover above smoke tube.Windproof tube can block The wind of horizontal direction blows into smoke tube, and two of smoke tube, due to the flowing of wind, occurs in that pressure differential inside and outside it, allows chimney Create negative pressure in pipe, define suction effect, be more beneficial for the smoke discharging effect of chimney, by adopting " Bernoulli Jacob " principle, keep away The wind-fall having exempted from different wind directions fills back in chimney.

Although this wind-proof cap can accomplish good protection effect, windproof tube is simple cylindrical structure, not Completely the wind that comes of each side can all be blocked or is used, when especially wind speed is larger, protection effect can be deteriorated.Cause This, this structure is still significantly improved space.

Utility model content

The purpose of this utility model is to provide a kind of round-the-clock windproof and rain proof to help smoke extractor, to solve in prior art The wind-proof cap existing can not thorough Radix Saposhnikoviae technical problem.

The round-the-clock windproof and rain proof that this utility model provides helps smoke extractor, including：Windproof tube, shielding cover and chimney Pipe；

Described windproof tube is set in outside the upper end of described smoke tube, and the exhaust opening of described smoke tube is located at described Radix Saposhnikoviae The center of cylinder, described shielding cover is hung on the top of described smoke tube, and described shielding cover passes through support with described smoke tube Connect,

The inwall of described windproof tube is connected by deflector with described smoke tube；

Described windproof tube is cylindrical shape, and its upper and lower both ends of the surface is obliquely installed, and the upper and lower ends face edge of described windproof tube For being parallel to each other and shape identical is oval；

The axis of described windproof tube and the axis collinear of described smoke tube, the ellipse in the upper and lower ends face of described windproof tube Major axis and short axle all exist more than 0 ° of angle with horizontal plane.

Further, described shielding cover includes the first lid, and described first lid is set to up-small and down-big bullet, institute The outer rim stating the first lid is connected with the exhaust opening of smoke tube by support.

Further, described shielding cover also includes the second lid, and described second lid is set to up big and down small bullet, The top of described second lid is docked with the first lid bottom.

Further, the exhaust opening of described smoke tube is bell mouth shape.

Further, the section of described deflector is S-shaped.

Further, described deflector is helical form from bottom to top.

Further, the position of the peak in the vertical direction of described shielding cover be less than described windproof tube upper surface The position of low spot.

Further, also include blower fan, described assembling is in described smoke tube；

Or, described blower fan is arranged on outside described smoke tube by support, and described blower fan is right against described windproof tube Top air inlet.

Further, the outer wall of described smoke tube lays photovoltaic generation thin film, setting one on described smoke tube accommodates and stores The closing battery box of battery, described accumulator is connected with described photovoltaic generation thin film and described blower fan respectively.

Further, the outer wall of described windproof tube lays photovoltaic generation thin film, setting one on described smoke tube accommodates and stores The closing battery box of battery, described accumulator is connected with described photovoltaic generation thin film and described blower fan respectively.

Using technique scheme, the beneficial effects of the utility model are：

This utility model adopts shielding mode, by will be hidden for the exhaust opening of smoke tube using windproof tube it is achieved that complete The effect of orientation Radix Saposhnikoviae, to ensure that flue remains unimpeded；And, the major axis of the ellipse in upper and lower ends face of windproof tube and All there is the angle more than 0 ° with horizontal plane in short axle；When wind is carried out in outside, air-flow can be reached by the low spot at upper and lower ends face edge The high point on its opposite, and then guide air-flow to be discharged along the barrel of windproof tube, while accomplishing Radix Saposhnikoviae, make in smoke tube Pressure is less than ambient atmosphere pressure force value, forms negative pressure, and then makes to produce draft through exhaust opening wind speed, reaches the mesh of convulsion smoke evacuation 's.

Brief description

In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

The round-the-clock windproof and rain proof that Fig. 1 provides for this utility model embodiment helps the structural representation of smoke extractor；

The round-the-clock windproof and rain proof that Fig. 2 provides for this utility model embodiment helps the upward view of smoke extractor；

The round-the-clock windproof and rain proof with blower fan that Fig. 3 provides for another embodiment of this utility model helps the structure of smoke extractor Schematic diagram；

The round-the-clock windproof and rain proof with blower fan that Fig. 4 provides for the another embodiment of this utility model helps the structure of smoke extractor Schematic diagram.

Reference：

1- windproof tube；2- smoke tube；3- shielding cover；4- support；5- deflector；6- blower fan；7- light generating thin film；8- battery Box；31- first lid；32- second lid.

Specific embodiment

Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that described Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicality Novel protected scope.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only For the ease of description this utility model with simplify description, rather than instruction or the hint device of indication or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning in this utility model for the language.

Refer to Fig. 1 and Fig. 2；

The round-the-clock windproof and rain proof that the present embodiment provides helps smoke extractor, including：Windproof tube 1, shielding cover 3 and smoke tube 2.

Windproof tube 1 is set in outside the upper end of smoke tube 2, and the exhaust opening of described smoke tube 2 is located at described windproof tube 1 Center, the exhaust opening of smoke tube is bell mouth shape, and described shielding cover 3 is hung on the top of described smoke tube 2, described blocks Lid 3 is connected by support 4 with described smoke tube 2；

The inwall of described windproof tube 1 is connected by deflector 5 with described smoke tube 2；

Support 4 is multiple along the distribution of described smoke tube 2 circumferencial direction；Specifically, support 4 using straight panel or can be adopted Bent plate form with bending；

Windproof tube 1 is cylindrical shape, and its upper and lower both ends of the surface is and is obliquely installed, and makes the upper and lower ends face edge shape of windproof tube 1 Become to be parallel to each other and shape identical is oval；The axis collinear arrangement of the axis of windproof tube 1 and smoke tube 2.

And, all there is the folder more than 0 ° with horizontal plane in the major axis of the ellipse in upper and lower ends face of windproof tube 1 and short axle Angle；

Specifically, the angle between the major axis of the ellipse in upper and lower ends face of windproof tube 1 and short axle and horizontal plane all exists Within 30 degree.As seen from Figure 1, each basic point at the upper and lower ends face edge of this windproof tube 1 is not all at grade. That is, the one high and one low setting of the major axis in this oval face corresponding two ends circular arc (being illustrated as the low back segment of leading portion high), this oval face Short axle corresponding two ends circular arc be in equally one high and one low setting (being illustrated as left section low right section high).

This programme, by further being designed to the structure of windproof tube and shape, employs " the Bai Nu in hydrodynamics The wind that comes of all directions can be all converted into the suction to smoke tube by profit " principle, for example, when wind is carried out in outside, air-flow can be by The low spot at upper and lower ends face edge reaches the high point on its opposite, and then guides air-flow to be discharged along the barrel of windproof tube, is doing While to Radix Saposhnikoviae, make the pressure in smoke tube be less than ambient atmosphere pressure force value, form negative pressure, and then make through exhaust opening wind speed Produce draft, reach the purpose of convulsion smoke evacuation.

In preferred version of the present utility model, the cross-sectional area of windproof tube 1 is the 2～4 of the cross-sectional area of smoke tube 2 Times.Generally, the cross-sectional area of windproof tube 1 is 2 times of the cross-sectional area of smoke tube 2.

For most domestic chimneys, a diameter of 5～10cm of smoke tube 2, according to this size, windproof tube 1 Difference in height between the peak of vertical direction and minimum point is less than 2cm.For the application scenario that some chimneys are larger, need The diameter of smoke tube 2 to be accordingly increased, simultaneously also according to proportionate relationship, accordingly increase the peak of windproof tube 1 with minimum Difference in height between point.

In preferred version of the present utility model, shielding cover 3 includes the first lid 31, and described first lid 31 is set to Little lower big bullet, the outer rim of described first lid 31 is connected with the exhaust opening of smoke tube 2 by support.During application, first Lid 31 1 aspect plays blocks the effect such as outside debris and rainwater, prevents debris and rainwater from entering smoke tube 2 and affecting to arrange Cigarette effect, on the other hand, the shape of the first lid 31 adopts up-small and down-big bullet design, in outside air intake from top to bottom When, its taper surface can effectively wind-force be drained to outside the exhaust outlet of smoke tube, and then avoids producing impact to air draft, in addition, First lid 31 of this bullet design additionally it is possible to make to produce suction function near smoke tube 2 exhaust opening, enters during water conservancy diversion And the flue gas in smoke tube is produced with suction force, increase smoke discharging effect.

In another preferred version of the present utility model, described shielding cover 3 also includes the second lid 32, described second lid Body 32 is set to up big and down small bullet, and that is, the shape of the second lid 32 is identical with the shape of the first lid 31, and becomes symmetrical State is docked, and so that the top of the second lid 32 and the first lid 31 bottom is connected.During application, the second lid 32 is permissible Drainage is produced to the flue gas that smoke tube is discharged, it is to avoid when only designing the first lid, the bottom of the first lid is to discharge The stop of flue gas.

It is provided with multiple in the deflector of this utility model offer, multiple deflectors are evenly distributed on chimney pipe outer wall and prevent Between the inwall of air duct, play the interconnection function to both.

Preferably, the section of deflector is S-shaped,

Preferably, deflector is helical form from bottom to top.

Above-mentioned deflector one side plays the interconnection function to smoke tube and windproof tube, on the other hand, section be S-shaped, It is spiral helicine structure design from bottom to top, can play and drainage is played to region air intake between smoke tube and windproof tube, Reduce the impact of the smoke discharging effect to smoke tube 2 for the external wind further.

In calm weather, windproof tube 1 and air inlet 5 are all difficult for flue gas and provide extra power, and this is suitable to flue gas It is unfavorable that profit is discharged.Therefore, in preferred version of the present utility model, blower fan can also be provided with described smoke tube 2 6, provide extra power with the discharge as flue gas in calm weather.

The round-the-clock windproof and rain proof with blower fan that Fig. 3 provides for another embodiment of this utility model helps the structure of smoke extractor Schematic diagram, as shown in figure 3, being provided with blower fan 6 in smoke tube 2, open in calm weather or mild wind weather to use.

In preferred version of the present utility model, laying one circle photovoltaic generation thin film 7 on the outer wall of smoke tube 2, in cigarette The closing battery box 8 of setting one receiving accumulator on bobbin 2, described accumulator respectively with described photovoltaic generation thin film 7 and described Blower fan 6 connects, and is the round-the-clock power supply of blower fan 6.

The round-the-clock windproof and rain proof with blower fan that Fig. 4 provides for the another embodiment of this utility model helps the structure of smoke extractor Schematic diagram, as shown in figure 4, being provided with blower fan 6 on windproof tube 1 top, to open in calm weather or overcast and rainy low pressure weather Use.

In preferred version of the present utility model, laying one circle photovoltaic generation thin film 7 on the outer wall of windproof tube 1, in cigarette The closing battery box 8 of setting one receiving accumulator on bobbin 2, described accumulator respectively with described photovoltaic generation thin film 7 and described Blower fan 6 connects, and is the round-the-clock power supply of blower fan 6.

Finally it should be noted that：Various embodiments above is only in order to illustrating the technical solution of the utility model, rather than it is limited System；Although being described in detail to this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand：It still can be modified to the technical scheme described in foregoing embodiments, or to wherein some or all of Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims (10)

1. a kind of round-the-clock windproof and rain proof helps smoke extractor it is characterised in that including：Windproof tube, shielding cover and smoke tube；

Described windproof tube is set in outside the upper end of described smoke tube, and the exhaust opening of described smoke tube is located at described windproof tube Center, described shielding cover is hung on the top of described smoke tube, and described shielding cover is connected by support with described smoke tube,

The inwall of described windproof tube is connected by deflector with described smoke tube；

Described windproof tube is cylindrical shape, and its upper and lower both ends of the surface is obliquely installed, and the upper and lower ends face edge of described windproof tube is phase Mutually parallel and shape identical is oval；

The axis of described windproof tube and the axis collinear of described smoke tube, the length of the ellipse in upper and lower ends face of described windproof tube All there is the angle more than 0 ° with horizontal plane in axle and short axle.

2. round-the-clock windproof and rain proof according to claim 1 helps smoke extractor it is characterised in that described shielding cover includes One lid, described first lid is set to up-small and down-big bullet, and the outer rim of described first lid passes through support and smoke tube Exhaust opening connect.

3. round-the-clock windproof and rain proof according to claim 2 helps smoke extractor it is characterised in that described shielding cover also includes Second lid, described second lid is set to up big and down small bullet, the top of described second lid and the first lid bottom Docking.

4. round-the-clock windproof and rain proof according to claim 1 helps smoke extractor it is characterised in that the smoke evacuation of described smoke tube Mouth is bell mouth shape.

5. round-the-clock windproof and rain proof according to claim 1 helps smoke extractor it is characterised in that the section of described deflector For S-shaped.

6. round-the-clock windproof and rain proof according to claim 1 help smoke extractor it is characterised in that described deflector from down to Upper is helical form.

7. round-the-clock windproof and rain proof according to claim 1 helps smoke extractor it is characterised in that the highest of described shielding cover The position of point in the vertical direction is less than the position of the upper surface minimum point of described windproof tube.

8. the round-the-clock windproof and rain proof according to any one of claim 1-7 helps smoke extractor it is characterised in that also including wind Machine, described assembling is in described smoke tube；

Or, described blower fan is arranged on outside described smoke tube by support, and described blower fan is right against described windproof tube top Air inlet.

9. round-the-clock windproof and rain proof according to claim 8 helps smoke extractor it is characterised in that the outer wall of described smoke tube Upper laying photovoltaic generation thin film, on described smoke tube setting one receiving accumulator closing battery box, described accumulator respectively with Described photovoltaic generation thin film and described blower fan connect.

10. round-the-clock windproof and rain proof according to claim 8 help smoke extractor it is characterised in that described windproof tube outer Photovoltaic generation thin film is laid on wall, the closing battery box of setting one receiving accumulator on described smoke tube, described accumulator is respectively It is connected with described photovoltaic generation thin film and described blower fan.