CN215519736U

CN215519736U - Flue for building residence

Info

Publication number: CN215519736U
Application number: CN202122035978.XU
Authority: CN
Inventors: 孙鹏程; 丁仁玉; 吴成彪; 周晓刚; 李剑; 经成; 陆斌
Original assignee: China Overseas Construction Ltd
Current assignee: China Overseas Construction Ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-14
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a flue for a residential building, and relates to the technical field of building structures, wherein an impeller is arranged inside a case; each auxiliary flue is arranged in the main flue at equal intervals and is connected to the inner side wall of the main flue, each auxiliary flue is of a tubular structure with the axis along the vertical direction, and each auxiliary flue is communicated with each layer of house through a smoke exhaust pipe communicated to the bottom of the side wall of each auxiliary flue; and a protection plate which is fixedly connected with the top end of the auxiliary flue through a support rod is arranged above the top of the auxiliary flue. According to the utility model, the auxiliary flues respectively communicated with each layer of the house are arranged in the flues at equal intervals, and the auxiliary flues separate and guide the flue gas flow of each layer to be sent into the main flue, so that the flue gas flow of the upper layer is prevented from directly colliding with the flue gas flow of the lower layer to generate vortex, the smoke exhaust efficiency of the flues is ensured, and the flue gas in the main flue is prevented from flowing backwards to enter the house to cause smoke mixing and peculiar smell; the top of the auxiliary flue is provided with a protection plate, so that the phenomenon that the oil drops fall into the auxiliary flue to cause the blockage of the auxiliary flue is avoided, and the normal work of the flue is ensured.

Description

Flue for building residence

Technical Field

The utility model relates to the technical field of building structures, in particular to a flue structure for a house.

Background

The flue is a tubular device for discharging waste gas and smoke, and the residential flue is a vertical pipeline product for discharging kitchen smoke or waste gas in a toilet, and is also called as an exhaust duct, a ventilation duct and a residential exhaust duct. In order to avoid oil dirt in the flue from accumulating to cause fire, the flue is mostly made by splicing high-strength glass-magnesium refractory flue plates, and the flue has the characteristics of light dead weight, high strength, no deformation, good fire resistance, strong flexible impact resistance, convenience in installation, good sound insulation performance, difficulty in damage and the like.

By prior art search, there are the following known solutions:

prior art 1:

application No.: CN201821267597.6, application date: 2018.08.07, publication (announcement) date: 2019.04.19, discloses a kitchen smoke exhaust system, which comprises a smoke exhaust ventilator, an exhaust fan and a smoke exhaust pipeline, wherein one end of the smoke exhaust pipeline is communicated with a smoke exhaust port of the smoke exhaust ventilator, the other end of the smoke exhaust pipeline is communicated with a building flue, the smoke exhaust pipeline is communicated with the exhaust pipeline, an exhaust port of the exhaust fan is communicated with the exhaust pipeline, and the smoke exhaust pipeline and the exhaust pipeline are respectively provided with a first electric check valve and a second electric check valve; the kitchen smoke exhaust system is simple in structure and low in cost, can effectively exhaust oil smoke into a building flue, and meets the requirements of people on kitchen operation environment.

This system of discharging fume is with indoor tub and the building flue of discharging fume communicate, through devices such as lampblack absorber, exhaust fan with the flue gas through flue discharge indoor, when the flue gas was discharged into in the flue, can meet with the flue gas of lower floor up-ward row, two strands of air currents meet and form vortex and air retardation curtain, go upward production hindrance to lower floor's flue gas, lead to indoor string of smoke, have the problem of peculiar smell.

The above technical scheme does not influence the novelty of the utility model through the search.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flue for a residential building, which aims to overcome the defects in the prior art.

The utility model adopts the following technical scheme for solving the technical problems: a flue for a building house comprises a case, an air inlet pipe, a main flue and an exhaust pipe which are sequentially communicated from front to back, wherein an impeller is arranged in the case; the auxiliary flues are arranged in the main flue at equal intervals and connected to the inner side wall of the main flue, the auxiliary flues are of tubular structures with axes along the vertical direction, the bottom end surfaces of the auxiliary flues are blocked, the top end surfaces of the auxiliary flues are open, and the auxiliary flues are respectively communicated with each layer of house through smoke exhaust pipes communicated to the bottoms of the side walls of the auxiliary flues; and a protection plate which is fixedly connected with the top end of the auxiliary flue through a support rod is arranged above the top of the auxiliary flue, and an opening is reserved between the protection plate and the auxiliary flue.

Furthermore, the top of the tail end of the exhaust pipe is provided with a rain shielding plate of an arc-shaped plate structure, and the rain shielding plate is connected with the exhaust pipe through bolts in an installing mode.

Furthermore, the air inlet pipe and the exhaust pipe are horizontally arranged, the exhaust pipe is higher than the air inlet pipe, the main flue is vertically arranged, and two ends of the main flue are communicated with the air inlet pipe or the exhaust pipe through corrugated hoses respectively.

Furthermore, a filter screen is arranged at the opening of the case.

Furthermore, the protection plate is of a convex spherical arc plate structure.

Furthermore, each bracing piece that the guard plate set up through its bottom along the circumference equipartition on auxiliary flue top with correspond auxiliary flue is connected fixedly.

Furthermore, a fireproof check valve is arranged on the smoke exhaust pipe.

The utility model provides a flue for a residential building, which has the following beneficial effects:

1. according to the utility model, the auxiliary flues respectively communicated with each layer of the house are arranged in the flues at equal intervals, and the auxiliary flues separate and guide the flue gas flow of each layer to be sent into the main flue, so that the flue gas flow of the upper layer is prevented from directly colliding with the flue gas flow of the lower layer to generate vortex, the smoke exhaust efficiency of the flues is ensured, and the flue gas in the main flue is prevented from flowing backwards to enter the house to cause smoke mixing and peculiar smell;

2. the top of the auxiliary flue is provided with the protection plate, so that the phenomenon that the auxiliary flue is blocked due to oil drops falling into the auxiliary flue is avoided, and the normal work of the flue is ensured;

3. the utility model has simple structure, practicality, convenience and good practicability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a part of the enlarged structure of the present invention.

In the figure:

1. a corrugated hose; 2. a main flue; 3. a secondary flue; 4. a flashing; 5. an exhaust pipe; 6. a smoke exhaust pipe; 7. a fire check valve; 8. a chassis; 9. an impeller; 10. filtering with a screen; 12. an air inlet pipe; 13. a support bar; 14. a protection plate; 15. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, the structural relationship is: the device comprises a case 8, an air inlet pipe 12, a main flue 2 and an exhaust pipe 5 which are sequentially communicated from front to back, wherein an impeller 9 is arranged in the case 8; each auxiliary flue 3 is arranged in the main flue 2 at equal intervals and is connected to the inner side wall of the main flue 2, each auxiliary flue 3 is of a tubular structure with the axis along the vertical direction, the bottom end face of the auxiliary flue is blocked, the top end face of the auxiliary flue is open, and each auxiliary flue 3 is respectively communicated with each layer of residence through a smoke exhaust pipe 6 communicated to the bottom of the side wall of each auxiliary flue; each auxiliary flue 3 can convey the flue gas of each layer of residence into the smoke exhaust pipe 6, so as to avoid the flue gas collision caused by the direct exhaust period of the smoke exhaust pipe 6 to the main flue 2; a protection plate 14 which is fixedly connected with the top end of the auxiliary flue 3 through a support rod 13 is arranged above the top of the auxiliary flue 3, and an opening is reserved between the protection plate 14 and the auxiliary flue 3; the protection plate 14 prevents the cleaning liquid from flowing into the house from the sub-flue 3 when the worker cleans the main flue 2.

Preferably, the terminal top of blast pipe 5 is equipped with the flashing 4 of arc platelike structure, and flashing 4 passes through

bolt

15 and 5 erection joint of blast pipe, and flashing 4 can avoid the weather rainwater of wind and rain to get into the flue in a large number under the influence of wind-force.

Preferably, the air inlet pipe 12 and the exhaust pipe 5 are horizontally arranged to prevent rainwater from entering the flue, the exhaust pipe 5 is higher than the air inlet pipe 12, the main flue 2 is vertically arranged, and two ends of the main flue 2 are respectively communicated with the air inlet pipe 12 or the exhaust pipe 5 through corrugated hoses 1; the corrugated hose 1 is used for accommodating position adjustment of the exhaust pipe 5 and the intake pipe 12 when the flue is installed.

Preferably, a filter screen 10 is arranged at the opening of the case 8, the filter screen 10 can filter impurities in the air, and the impeller 9 which rotates at a high speed is prevented from being damaged due to collision between the impeller 9 and the impurities.

Preferably, the protection plate 14 is of a convex spherical arc plate structure, so that oil drops dropping on the surface of the protection plate 14 are prevented from accumulating.

Preferably, the protection plate 14 is fixedly connected with the corresponding auxiliary flue 3 through support rods 13 uniformly distributed at the bottom of the protection plate along the circumferential direction of the top end of the auxiliary flue 3.

Preferably, the smoke exhaust pipe 6 is provided with a fireproof check valve 7, and the fireproof check valve 7 plays roles of preventing fire, preventing smoke from flowing backwards and guiding air upwards.

When the smoke exhaust device is used specifically, the impeller 9 rotates at a high speed to generate negative pressure, so that airflow flowing along the case 8, the air inlet pipe 12, the main flue 2 and the exhaust pipe 5 in sequence is generated in an original channel, and a smoke exhaust environment is formed. When the range hood is used in each house, oil smoke enters the main flue 2 through the smoke exhaust pipe 6 and the corresponding auxiliary flue 3 in sequence and is exhausted from the exhaust pipe 5.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A flue for building houses is characterized in that: the device comprises a case (8), an air inlet pipe (12), a main flue (2) and an exhaust pipe (5) which are sequentially communicated from front to back, wherein an impeller (9) is arranged in the case (8); the auxiliary flues (3) are arranged in the main flue (2) at equal intervals and connected to the inner side wall of the main flue (2), the auxiliary flues (3) are of tubular structures with axes along the vertical direction, the bottom end surfaces of the auxiliary flues are blocked, the top end surfaces of the auxiliary flues are open, and the auxiliary flues (3) are respectively communicated with each layer of residence through smoke exhaust pipes (6) communicated to the bottoms of the side walls of the auxiliary flues; the top of the auxiliary flue (3) is provided with a protection plate (14) which is fixedly connected with the top end of the auxiliary flue (3) through a support rod (13), and an opening is reserved between the protection plate (14) and the auxiliary flue (3).

2. A flue for a construction house according to claim 1, characterized in that: the tail end top of the exhaust pipe (5) is provided with a rain shielding plate (4) of an arc-shaped plate-shaped structure, and the rain shielding plate (4) is connected with the exhaust pipe (5) through bolts (15).

3. A flue for a construction house according to claim 1, characterized in that: the air inlet pipe (12) and the exhaust pipe (5) are horizontally arranged, the exhaust pipe (5) is higher than the air inlet pipe (12), the main flue (2) is vertically arranged, and two ends of the main flue (2) are communicated with the air inlet pipe (12) or the exhaust pipe (5) through corrugated hoses (1) respectively.

4. A flue for a construction house according to claim 1, characterized in that: and a filter screen (10) is arranged at the opening of the case (8).

5. A flue for a construction house according to claim 1, characterized in that: the protection plate (14) is of a convex spherical arc plate structure.

6. A flue for a construction house according to claim 1, characterized in that: the protection plate (14) is fixedly connected with the auxiliary flue (3) through support rods (13) which are uniformly distributed at the bottom of the protection plate along the circumferential direction of the top end of the auxiliary flue (3).

7. A flue for a construction house according to claim 1, characterized in that: and a fireproof check valve (7) is arranged on the smoke exhaust pipe (6).