CN209926886U - Exhaust device and heating furnace or boiler - Google Patents

Abstract

The utility model provides an exhaust apparatus and heating furnace or boiler, including outer barrel, locate the rain-proof barrel on the top of outer barrel, locate the drain pipe that rain-proof barrel inside collection rain cover and collection rain cover are linked together, outer barrel is linked together with rain-proof barrel, and rain-proof barrel has air inlet and gas outlet, and collection rain cover locates the inside of rain-proof barrel, and inside the outer barrel was located to the drain pipe, the drain pipe extended to outer barrel lower part and stretched out outer barrel. The utility model provides an exhaust apparatus and heating furnace or boiler will waft through collecting rain cover and fall into the rainwater collection in the rain-proof cylinder body to arrange the outside to outer barrel through the drain pipe, the drain pipe extends to the lower part of outer barrel, the installation is simple and the outward appearance is pleasing to the eye, can not destroy outer barrel promptly and can also make exhaust apparatus homoenergetic safety, normally externally discharge under multiple weather condition, especially also can guarantee under the weather condition of strong wind, side direction wind and rain that the work of equipment such as heating furnace or boiler does not receive any unfavorable meteorological condition influence.

Description

Exhaust device and heating furnace or boiler

Technical Field

The utility model relates to an exhaust-gas treatment's technical field, concretely relates to exhaust apparatus and heating furnace or boiler.

Background

At present, chimneys arranged and used in various oil refining, petrochemical heating furnaces, power stations and various industrial boilers used internationally and domestically are almost in a windproof and rainproof structure form of directly ventilating the atmosphere or adding an umbrella-shaped conical or flat cover plate at the outlet of an exhaust device, but the windproof and rainproof structure in the prior art has the phenomenon of wind or rainwater backflow to different degrees, and particularly in rainy seasons in the south, the wind or rain flows back into the heating furnace, so that the safety problems of difficult operation of the heating furnace or the boiler, furnace shutdown and the like are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust apparatus to the technical problem who has the wind or the rainwater flows backward exists in the equal different degree of windproof and rainproof structure among the solution prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is an exhaust device including: outer barrel, locate the rain-proof barrel on the top of outer barrel, locate the rain-proof cover of rain-proof barrel inside with the drain pipe that the rain-proof cover is linked together, just outer barrel with rain-proof barrel is linked together, rain-proof barrel has air inlet and gas outlet, rain-proof cover is located rain-proof barrel's inside, the drain pipe is located inside the outer barrel, just the drain pipe extends to outer barrel lower part is stretched out outer barrel.

Further, the rain collecting cover is provided with a rain collecting opening and a water outlet, the rain collecting opening is right opposite to the air outlet, the cross-sectional area of the rain collecting opening is larger than that of the air outlet, and the water outlet is communicated with the water drainage pipe.

Furthermore, the outer side of the rain collecting cover is provided with a fixing plate, and the fixing plate is fixedly connected with the rain collecting cover.

Furthermore, the quantity of fixed plate is 2 at least, and a plurality of the fixed plate is even be fixed in the outside of rain-collecting cover.

Furthermore, an outlet guide cylinder is arranged on the rainproof barrel body and communicated with the air outlet.

Further, the rain collecting cover is in the shape of a conical cylinder, and the cross-sectional area of the water outlet is smaller than that of the rain collecting opening.

Furthermore, rain-proof barrel keeps off the dryer including the first dryer that keeps off, second and third that connect gradually, first keep off the dryer with outer barrel fixed connection.

Further, the cross-sectional area of one end, close to the outer cylinder body, of the first wind shielding cylinder is smaller than the cross-sectional area of one end, far away from the outer cylinder body, of the first wind shielding cylinder.

Furthermore, the cross-sectional area of one end, close to the second wind-blocking cylinder, of the third wind-blocking cylinder is larger than the cross-sectional area of one end, far away from the second wind-blocking cylinder, of the third wind-blocking cylinder.

The utility model also provides a heating furnace or boiler, include the exhaust apparatus in any one as above.

The utility model provides an exhaust apparatus and heating furnace or boiler's beneficial effect lies in: compared with the prior art, the utility model discloses exhaust apparatus and heating furnace or boiler set up the rain cover of collection in rain-proof barrel, will waft into the rainwater collection in the rain-proof barrel through the rain cover of collection, and through the outside of drain pipe row to outer barrel, the drain pipe extends to the lower part of outer barrel, the installation is simple and the outward appearance is pleasing to the eye, can not destroy outer barrel promptly and can also make exhaust apparatus homoenergetic safety under multiple weather condition, normally discharge to the outside, especially at the strong wind, the work that also can guarantee equipment such as heating furnace or boiler under the weather condition of side direction wind and rain is not influenced by any unfavorable meteorological condition.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an exhaust apparatus provided in an embodiment of the present invention;

fig. 2 is a schematic partial structural view of an exhaust apparatus according to an embodiment of the present invention;

fig. 3 is a sectional view of the structure taken along line a-a in fig. 2.

Description of reference numerals:

1-outer cylinder; 2-rain-proof cylinder body; 3-rain collecting cover; 4-a drain pipe; 5, fixing a plate; 6-outlet guide cylinder; 21-an air inlet; 22-air outlet; 23-a first wind blocking cylinder; 24-a second air blocking cylinder; 25-a third wind blocking barrel; 31-rain collection opening; 32-drainage port.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and fig. 2 together, the exhaust device of the present invention will now be described. Exhaust apparatus, including outer barrel 1, locate the rain-proof barrel 2 on the top of outer barrel 1, locate the rain-proof barrel 2 inside collect rain cover 3 with the drain pipe 4 that collects rain cover 3 and be linked together, just outer barrel 1 with rain-proof barrel 2 is linked together, rain-proof barrel 2 has air inlet 21 and gas outlet 22, collect rain cover 3 and locate rain-proof barrel 2's inside, drain pipe 4 is located 1 inside of outer barrel, just drain pipe 4 extends to 1 lower part of outer barrel and stretches out outer barrel 1.

The utility model provides an exhaust apparatus, compared with the prior art, set up rain cover 3 in rain-proof barrel 2, collect through rain cover 3 rainwater that will waft into in rain-proof barrel 2, and arrange the outside to outer barrel 1 through drain pipe 4, drain pipe 4 extends to the lower part of outer barrel 1, the installation is simple and the outward appearance is pleasing to the eye, can not destroy outer barrel 1 promptly and can also make exhaust apparatus homoenergetic safety under multiple weather condition, normally discharge to the outside, especially at the strong wind, also can guarantee the work of equipment such as heating furnace or boiler not influenced by any unfavorable meteorological condition under the weather condition of side direction wind and rain.

Specifically, outer barrel 1 and rain-proof barrel 2 integrated into one piece, and collect rain cover 3 and set up and can collect the rainwater in the inside of rain-proof barrel 2, avoid the rainwater directly to waft and fall into in equipment such as heating furnace or boiler, drain pipe 4 sets up in the inside of outer barrel 1, can make things convenient for the installation of blast pipe, and can not influence whole exhaust apparatus's outward appearance. The exhaust device can be applied to a heating furnace or a boiler, and can also be applied to an incinerator or other equipment needing exhaust, and the exhaust device is not limited in the specification.

Further, referring to fig. 1 and fig. 2, as an embodiment of the air exhausting apparatus of the present invention, the rain collecting cover 3 has a rain collecting opening 31 and a water outlet 32, the rain collecting opening 31 is opposite to the air outlet 22, the cross-sectional area of the rain collecting opening 31 is larger than the cross-sectional area of the air outlet 22, and the water outlet 32 is communicated with the water discharging pipe 4. Specifically, the cross-sectional area of the rain collecting opening 31 larger than the cross-sectional area of the air outlet 22 can ensure that the rainwater can be completely collected into the rain collecting cover 3, so that the rainwater is prevented from directly entering the outer barrel 1, and the rainwater can be collected and discharged even when the rainwater obliquely enters the rain-proof barrel 2.

Further, referring to fig. 1 to 3, as a specific embodiment of the exhaust apparatus provided by the present invention, a fixing plate 5 is disposed outside the rain cover 3, and the fixing plate 5 is fixedly connected to the rain cover 3. It is specific, will collect rain-proof cover 3 and rain-proof barrel 2 through fixed plate 5 and fix for collect rain-proof cover 3 can be fixed in the centre of rain-proof barrel 2, and the one end of fixed plate 5 welds in collecting rain-proof cover 3, and the other end welds on rain-proof barrel 2, thereby guarantees to collect the stability that rain-proof cover 3 is fixed.

Further, referring to fig. 2 and fig. 3, as a specific embodiment of the exhaust apparatus provided by the present invention, the number of the fixing plates 5 is at least 2, and the fixing plates 5 are uniformly fixed on the outer side of the rain collecting cover 3. Specifically, the quantity of fixed plate 5 is a plurality of even settings in the outside of collection rain cover 3 to carrying out stable support to collection rain cover 3, the shape of fixed plate 5 is rectangular plate body promptly. Of course, according to actual conditions and specific requirements, in the utility model discloses an in other embodiments, fixed plate 5 still can be a circular slab, and the through-hole that is used for fixed rain cover 3 is offered at fixed plate 5 center, and has seted up a plurality of ventilation holes on fixed plate 5, does not do the only limit here.

Further, referring to fig. 1 and fig. 2, as a specific embodiment of the exhaust apparatus provided by the present invention, an outlet guide cylinder 6 is disposed on the rain-proof cylinder 2, and the outlet guide cylinder 6 is communicated with the air outlet 22. Specifically, export guide cylinder 6 sets up the top at rain-proof barrel 2, and the shape of export guide cylinder 6 is cylindrical barrel, export guide cylinder 6 sets up in the outside of gas outlet 22, can avoid wind directly to blow in to rain-proof barrel 2's inside, influence exhaust apparatus's exhaust operation, when wind and rain, no matter wind and rain is the forward entering, still in the slant gets into rain-proof barrel 2, through export guide cylinder 6 and rain-collecting cover 3, all wind pressures, the rainwater is all discharged through drain pipe 4 after being collected.

Further, referring to fig. 1 and 2, as a specific embodiment of the air exhausting device of the present invention, the rain-collecting cover 3 is a cone-shaped cylinder, and the cross-sectional area of the water outlet 32 is smaller than the cross-sectional area of the rain-collecting opening 31. Specifically, the shape of the rain collecting cover 3 is conical, the rain collecting opening 31 is arranged at the top end of the rain collecting cover 3, the water outlet 32 is arranged at the bottom end of the rain collecting cover 3, the rain collecting opening 31 with large area can collect rain fully and can be gathered at the bottom of the rain collecting cover 3, and the rain collecting opening 32 can be discharged into the water outlet pipe 4. Of course, in other embodiments of the present invention, the shape of the rain collecting cover 3 may be a square cone or other shape with the cross-sectional area of the water outlet 32 smaller than the cross-sectional area of the rain collecting opening 31, which is not limited herein.

Further, referring to fig. 1 and fig. 2, as a specific implementation manner of the exhaust apparatus provided by the present invention, the rain-proof cylinder 2 includes a first wind blocking cylinder 23, a second wind blocking cylinder 24 and a third wind blocking cylinder 25, which are connected in sequence, and the first wind blocking cylinder 23 is fixedly connected to the outer cylinder 1. Specifically, the rain-proof cylinder 2 is divided into three cylinders, the rain collecting opening 31 is located in the second wind blocking cylinder 24, and the water outlet 32 is located in the first wind blocking cylinder 23. Rain cover 3 is the taper cylinder body, the surface of rain cover 3 is the toper promptly, through first wind cone 23 that keeps off, the second keeps off wind cone 24 and rain cover 3's surface and combines together, make the flue gas flow from bottom to top, run into after a rain cover 3's outer wall, from a rain cover 3 and the first wind cone 23 of keeping off between the constant speed flow through, second keeps off wind cone 24 and is used for further adjusting flue gas speed, third keeps off wind cone 25 and is used for compiling the flue gas and directly discharge into the atmosphere through gas outlet 22 and export guide cylinder 6. Can become the constant speed with flue gas circulation speed through the mode that rain-proof barrel 2 and rain-proof cover 3 combined together for the flue gas that discharges no matter under any kind of weather condition homoenergetic safety, normally discharge to the outside.

Preferably, the upper portion of collection rain cover 3 can also set up a cylindrical barrel, and this cylindrical barrel is direct with collection rain cover 3 integrated into one piece, can guarantee that the rainwater falls into when collecting rain cover 3 insides, and the rainwater can not take place the phenomenon of splashing.

Further, please refer to fig. 1 and fig. 2, as a specific embodiment of the exhaust apparatus provided by the present invention, the first wind blocking cylinder 23 is a cone-shaped cylinder, and the cross-sectional area of the end of the first wind blocking cylinder 23 close to the outer cylinder 1 is smaller than the cross-sectional area of the end of the first wind blocking cylinder 23 far away from the outer cylinder 1. Specifically, first wind cone 23 that keeps off can be the toper barrel with the inside flue gas diffusion of outer barrel 1 to the inside of rain-proof barrel 2 through first wind cone 23 that keeps off, and through keeping off of rain cover 3, the flue gas can be along the inside that the equal speed of the both sides of rain cover 3 was even enters into the second barrel, second wind cone 24 that keeps off is the cylinder barrel, and the diffusion of flue gas can be assisted to the second barrel. Of course, according to practical situations and specific requirements, in other embodiments of the present invention, the shape of the first wind blocking cylinder 23 may also be a square cone or other shapes with a cross-sectional area at one end smaller than that at the other end, which is not limited herein.

Further, referring to fig. 1 and fig. 2, as an embodiment of the exhaust apparatus provided by the present invention, a cross-sectional area of the third wind-blocking cylinder 25 near one end of the second wind-blocking cylinder 24 is larger than a cross-sectional area of the third wind-blocking cylinder 25 far from one end of the second wind-blocking cylinder 24. Specifically, the third wind blocking barrel 25 is used for stably converging diffused flue gas to the air outlet. The longitudinal section of the rain-proof cylinder body 2 is octagonal, the first wind blocking cylinders 23 flow through at a constant speed, the second wind blocking cylinders 24 are used for further adjusting the flue gas speed, and the third wind blocking cylinders 25 are used for collecting the flue gas and directly discharging the flue gas into the atmosphere through the air outlet 22 and the outlet guide cylinder 6.

The utility model also provides a heating furnace or boiler, heating furnace or boiler include as above-mentioned exhaust apparatus in any embodiment.

The utility model provides a heating furnace or boiler sets up rain cover 3 in rain-proof barrel 2, collect through rain cover 3 rainwater that will waft into in rain-proof barrel 2, and arrange the outside to outer barrel 1 through drain pipe 4, drain pipe 4 extends to the lower part of outer barrel 1, the installation is simple and the outward appearance is pleasing to the eye, can not destroy outer barrel 1 promptly and can also make exhaust apparatus homoenergetic safety under multiple weather condition, normally discharge to the outside, the work of equipment such as assurance heating furnace or boiler does not receive any unfavorable meteorological condition influence.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. An exhaust apparatus, characterized in that: including outer barrel (1), locate rain-proof barrel (2) on the top of outer barrel (1), locate rain-proof barrel (2) inside collection rain cover (3) with drain pipe (4) that collection rain cover (3) are linked together, just outer barrel (1) with rain-proof barrel (2) are linked together, rain-proof barrel (2) have air inlet (21) and gas outlet (22), collection rain cover (3) are located the inside of rain-proof barrel (2), drain pipe (4) are located inside outer barrel (1), just drain pipe (4) extend to outer barrel (1) lower part is stretched out outer barrel (1).

2. The exhaust apparatus of claim 1, wherein: the rain collecting cover (3) is provided with a rain collecting opening (31) and a water outlet (32), the rain collecting opening (31) is right opposite to the air outlet (22), the cross section area of the rain collecting opening (31) is larger than that of the air outlet (22), and the water outlet (32) is communicated with the water drainage pipe (4).

3. The exhaust apparatus of claim 1, wherein: the outer side of the rain collecting cover (3) is provided with a fixing plate (5), and the fixing plate (5) is fixedly connected with the rain collecting cover (3).

4. The exhaust apparatus of claim 3, wherein: the quantity of fixed plate (5) is 2 at least, and is a plurality of fixed plate (5) are even be fixed in the outside of rain cover (3).

5. The exhaust apparatus as claimed in claim 2, wherein: an outlet guide cylinder (6) is arranged on the rainproof barrel body (2), and the outlet guide cylinder (6) is communicated with the air outlet (22).

6. The exhaust apparatus as claimed in claim 2, wherein: the rain collecting cover (3) is in a conical cylinder shape, and the cross section area of the water outlet (32) is smaller than that of the rain collecting opening (31).

7. The exhaust apparatus according to any one of claims 1 to 6, characterized in that: rain-proof barrel (2) are including the first wind cone (23), second wind cone (24) and the third wind cone (25) that keep off that connect gradually, first wind cone (23) that keep off with outer barrel (1) fixed connection.

8. The exhaust apparatus as claimed in claim 7, wherein: the cross-sectional area of one end, close to the outer cylinder (1), of the first wind blocking cylinder (23) is smaller than the cross-sectional area of one end, far away from the outer cylinder (1), of the first wind blocking cylinder (23).

9. The exhaust apparatus as claimed in claim 7, wherein: the cross-sectional area of one end, close to the second wind blocking barrel (24), of the third wind blocking barrel (25) is larger than that of one end, far away from the second wind blocking barrel (24), of the third wind blocking barrel (25).

10. Heating furnace or boiler, its characterized in that: comprising an exhaust device according to any one of claims 1 to 9.

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