CN213683060U - Building ventilation flue - Google Patents

Abstract

The utility model discloses a building ventilation flue, including public flue, the house flue is seted up to public flue, house flue fixed connection house flue, house flue sets up the check valve, house flue mouth internal fixation connects reposition of redundant personnel flue, reposition of redundant personnel flue bottom is the arch, reposition of redundant personnel flue top sets up to the opening, the fixed tongue-and-groove that sets up in public flue bottom, the fixed tenon that is provided with in public flue top, the tenon with tongue-and-groove looks gomphosis, public flue top set up the annulus, the annulus with tongue-and-groove looks gomphosis, annulus top fixed connection bracing piece, just the bracing piece with annulus welded connection, bracing piece top fixed connection prevents wind the board, prevent wind the board and be conical, just prevent wind the board top and set up the recess. The utility model discloses simple structure, convenient to use can prevent that the smog from flowing back and getting into the house indoor, and the ventilation flue installation is more convenient.

Description

Building ventilation flue

Technical Field

The utility model relates to a building ventilation flue technical field specifically is a building ventilation flue.

Background

The flue is a tubular device for discharging waste gas and smoke, the building flue is a vertical pipeline product for discharging kitchen smoke or waste gas in a toilet, and is also called an exhaust duct, a ventilation duct and a house exhaust duct, when the house smoke is discharged into a public flue, the house smoke meets the smoke discharged upwards from the lower layer, two air flows meet to form a vortex and an air curtain, and the vortex and the air curtain can cause obstruction to the discharge of the smoke from the lower layer and can cause smoke to spread indoors.

Ventilating ducts need to be built on building walls, and in order to improve working efficiency, prefabricated building ventilating flues are generally used at present, but are mostly rectangular cylinders and inconvenient to connect.

General domestic smoke ventilator all can be from having the check valve, and the flue gas of backward flow can not flow into indoor through smoke ventilator in the flue, but the flue gas can get into indoorly through other air pipe, causes the puzzlement to the resident family, and building ventilation flue mostly need be connected to the roof, but unable quick firm connection between the ventilation flue on the existing market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building ventilation flue to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a building ventilation flue comprises a common flue, wherein the common flue is provided with a residential flue opening, the residential flue opening is fixedly connected with a residential flue, the residential flue opening is provided with a check valve, a shunt flue is fixedly connected in the residential flue opening, the bottom of the shunt flue is arched, the top of the shunt flue is provided with an opening, a tongue groove is fixedly arranged at the bottom of the common flue, a tenon is fixedly arranged at the top of the common flue, the tenon is embedded with the tongue groove, an annular sleeve is arranged at the top of the common flue, the annular sleeve is embedded with the tenon, a support rod is fixedly connected at the top of the annular sleeve, the support rod is welded with the annular sleeve, a windproof plate is fixedly connected at the top of the support rod, the windproof plate is welded with the support rod, and the windproof plate is conical, and the top of the windproof plate is provided with a groove.

Preferably, a plurality of grooves are uniformly formed in the top of the windproof plate.

Preferably, a plurality of support rods are uniformly arranged at the top of the annular sleeve.

Preferably, the tenon outer sleeve is provided with a first water stop rubber ring.

Preferably, a second water stop rubber ring is arranged in the annular sleeve.

Preferably, the public flue and the shunt flue are made of impermeable concrete materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up house flue mouth at the public flue, connect house flue through house flue mouth, through set up the check valve at house flue mouth, prevent that smog from flowing back and getting into the house indoor, through set up the reposition of redundant personnel flue in house flue mouth, avoid the smog that house flue mouth exhausts and the flue gas that the lower floor ascends upward to form vortex and air curtain, avoid smog can't discharge to indoor the taint of cigarette;

2. the utility model discloses a set up the tenon at public flue top, set up the tongue-and-groove in public flue bottom, make things convenient for public flue to upwards connect, adopt prevention of seepage concrete material through public flue and reposition of redundant personnel flue, establish stagnant water rubber circle at tenon and tongue-and-groove junction cover simultaneously, make ventilation flue have the prevention of seepage function, through setting up the annulus at public flue top, at annulus top welded connection bracing piece, prevent wind the board at bracing piece top welded connection, prevent wind the board and set up to the taper shape, can prevent to flow backward because of the smog that wind-force influence caused, prevent wind the board simultaneously and prevent that the rainwater from getting into, prevent wind the board top and evenly set up a plurality of recesses, can make the rainwater flow with higher speed.

Drawings

FIG. 1 is a schematic view of the whole structure of a building ventilation flue of the present invention;

fig. 2 is the utility model relates to a building ventilation flue local structure schematic diagram.

In the figure: 1. a common flue; 2. a residential flue opening; 3. a residential flue; 4. a check valve; 5. a flow-dividing flue; 6. mortises; 7. a tenon; 8. an annular sleeve; 9. a support bar; 10. a windbreak panel; 11. a groove; 12. a first water stop rubber ring; 13. and a second water stop rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, the present invention provides a ventilation flue for buildings, which comprises: a building ventilation flue comprises a common flue 1, the common flue 1 is provided with a residential flue port 2, the residential flue port 2 is fixedly connected with a residential flue 3, the residential flue port 2 is provided with a check valve 4, a shunt flue 5 is fixedly connected in the residential flue port 2, the bottom of the shunt flue 5 is arched, the top of the shunt flue 5 is provided with an opening, the bottom of the common flue 1 is fixedly provided with a mortise 6, the top of the common flue 1 is fixedly provided with a tenon 7, the tenon 7 is embedded with the mortise 6, the top of the common flue 1 is provided with an annular sleeve 8, the annular sleeve 8 is embedded with the tenon 7, the top of the annular sleeve 8 is fixedly connected with a support rod 9, the support rod 9 is connected with the annular sleeve 8 in a welding way, the top of the support rod 9 is fixedly connected with a windproof plate 10, the windproof plate 10 is connected with the support rod 9, and the top of the windproof plate 10 is provided with a groove 11.

The top of the windproof plate 10 is uniformly provided with a plurality of grooves 11.

A plurality of support rods 9 are uniformly arranged at the top of the annular sleeve 8.

A first water stop rubber ring 12 is sleeved outside the tenon 7.

A second water stop rubber ring 13 is arranged in the annular sleeve 8.

The public flue 1 and the shunt flue 5 are made of impermeable concrete materials.

The working principle is as follows: the utility model discloses a through set up house flue port 2 in public flue 1, connect house flue 3 through house flue port 2, through set up check valve 4 at house flue port 2, prevent smog backward flow and get into the house indoor, through set up reposition of redundant personnel flue 5 in house flue port 2, avoid the smog that house flue port 2 discharged and the flue gas of lower floor up-ward row form vortex and air curtain, avoid smog can't discharge to indoor taint of smoke, through set up tenon 7 at the top of public flue 1, set up tongue-and-groove 6 at public flue 1 bottom, facilitate the connection of public flue 1, adopt prevention of seepage concrete material through public flue 1 and reposition of redundant personnel flue 5, set up first stagnant water rubber circle 12 at the same time in tenon 7 and tongue-and-groove 6 junction, make the ventilation flue have prevention of seepage function, through set up ring form 8 at public flue 1 top, at ring form 8 top welded connection bracing piece 9, at 9 top welded connection of bracing piece prevent wind board 10, prevent wind board 10 sets up to conical, can prevent to flow backward because of the smog that the wind-force influence caused, prevent wind board 10 simultaneously and can prevent that the rainwater from getting into, evenly set up a plurality of recesses 11 at prevent wind board 10 top, can make the rainwater flow out with higher speed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A building ventilation flue comprises a public flue (1), and is characterized in that: the house flue (2) is arranged in the public flue (1), the house flue (2) is fixedly connected with the house flue (3), the house flue (2) is provided with a check valve (4), the house flue (2) is internally and fixedly connected with a shunt flue (5), the bottom of the shunt flue (5) is arched, the top of the shunt flue (5) is arranged to be an opening, the bottom of the public flue (1) is fixedly provided with a mortise (6), the top of the public flue (1) is fixedly provided with a tenon (7), the tenon (7) is embedded with the mortise (6), the top of the public flue (1) is provided with an annular sleeve (8), the annular sleeve (8) is embedded with the tenon (7), the top of the annular sleeve (8) is fixedly connected with a support rod (9), and the support rod (9) is welded with the annular sleeve (8), bracing piece (9) top fixedly connected with prevent wind board (10), just prevent wind board (10) with bracing piece (9) welded connection, prevent wind board (10) are conical, just prevent wind board (10) top and be provided with recess (11).

2. A building ventilation flue according to claim 1 wherein: the top of the windproof plate (10) is uniformly provided with a plurality of grooves (11).

3. A building ventilation flue according to claim 1 wherein: the top of the annular sleeve (8) is uniformly provided with a plurality of support rods (9).

4. A building ventilation flue according to claim 1 wherein: a first water stop rubber ring (12) is sleeved outside the tenon (7).

5. A building ventilation flue according to claim 1 wherein: and a second water stop rubber ring (13) is arranged in the annular sleeve (8).

6. A building ventilation flue according to claim 1 wherein: the public flue (1) and the shunt flue (5) are made of impermeable concrete materials.

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