CN215442931U

CN215442931U - Smoke exhaust pipeline

Info

Publication number: CN215442931U
Application number: CN202122062003.6U
Authority: CN
Inventors: 胡森; 宫少贞; 刘启明; 徐常华; 韩青; 孟小楠; 韩佩瑾; 丰金萍; 王楚菡; 吴园园; 宋传良; 王朔; 王明志
Original assignee: Shandong Zhongke Hengji Building Material Co ltd
Current assignee: Shandong Zhongke Hengji Building Material Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-07
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a smoke exhaust pipeline which comprises a smoke exhaust pipeline body, wherein a tenon is formed at the upper end of the smoke exhaust pipeline body inwards and upwards along the top wall of the smoke exhaust pipeline body, and a mortise is formed at the lower end of the smoke exhaust pipeline body inwards and upwards along the bottom wall of the smoke exhaust pipeline body. According to the utility model, as the tenon is formed inwards and upwards at the opposite upper end of the smoke exhaust pipeline body along the top wall of the smoke exhaust pipeline body, and the mortise is formed inwards and upwards at the opposite lower end of the smoke exhaust pipeline body along the bottom wall of the smoke exhaust pipeline body, the upper smoke exhaust pipeline and the lower smoke exhaust pipeline can be mutually butted and inserted together through the tenon and the mortise at the opposite upper end and the opposite lower end of the smoke exhaust pipeline body in the construction and installation processes, and the direct butt joint part of the upper smoke exhaust pipeline and the lower smoke exhaust pipeline can be positioned at any position of a floor, so that the height of the smoke exhaust pipeline can be uniformly manufactured no matter the height of the floor is high, the height of a single smoke exhaust pipeline is effectively reduced, the mechanical processing is convenient, the production efficiency is improved, the product quality is ensured, and the smoke exhaust pipeline is not easy to break in the hoisting and transportation processes.

Description

Smoke exhaust pipeline

Technical Field

The utility model relates to a building component, in particular to a smoke exhaust pipeline.

Background

The existing smoke exhaust pipeline shared by buildings is generally of a square tubular structure, the height of the smoke exhaust pipeline with the structure is generally consistent with the height of a floor, the height is generally more than 2.7 m, the smoke exhaust pipeline is limited by the existing processing technology and construction technology, the direct butt joint part of the upper smoke exhaust pipeline and the lower smoke exhaust pipeline must be positioned in the plane of the floor, and because the whole single section of smoke exhaust pipeline is too high, the heights of different building layers are inconsistent, the single section of smoke exhaust pipeline is not convenient for mechanical processing, the smoke exhaust pipeline can only be manually operated when being manufactured, the production efficiency is low, and meanwhile, because the smoke exhaust pipeline is a thin-wall cement product, the product yield and the product quality are difficult to guarantee.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a flue gas exhaust pipeline which is convenient for mechanical processing, high in production efficiency and easy to ensure the product quality.

In order to solve the technical problem, the smoke exhaust pipeline comprises a smoke exhaust pipeline body and is structurally characterized in that tenons are formed at the opposite upper end of the smoke exhaust pipeline body inwards and upwards along the top wall of the smoke exhaust pipeline body, and mortises are formed at the opposite lower end of the smoke exhaust pipeline body inwards and upwards along the bottom wall of the smoke exhaust pipeline body.

The tenon comprises a butt joint top edge which is horizontally inward along the outer wall surface of the smoke exhaust pipeline body, an outer lap joint inclined plane which extends to the top opening edge is inwards and upwards arranged along the opposite inner end of the butt joint top edge, and the inner wall surface of the tenon extends along the inner wall surface of the smoke exhaust pipeline body; the mortise comprises a butt joint bottom edge horizontally outwards along the inner wall surface of the smoke exhaust pipeline body, an inner lap joint inclined plane extending to the bottom port edge is outwards downwards arranged along the outer end opposite to the butt joint bottom edge, and the outer wall surface of the mortise extends along the outer wall surface of the smoke exhaust pipeline body.

And reinforcing ribs integrated with the smoke exhaust pipeline body are arranged at the inner corners of the smoke exhaust pipeline body.

A blind hole is formed in one side wall of the smoke exhaust pipeline body from outside to inside.

The wall thickness of the inner wall of the blind hole is 1/3-1/2 of the wall thickness of the side wall of the blind hole.

The height of the smoke exhaust pipeline body is 250-800 mm.

One side wall of the smoke exhaust pipeline body is provided with a through hole.

After the structure is adopted, as the tenon is formed inwards and upwards at the opposite upper end of the smoke exhaust pipeline body along the top wall of the smoke exhaust pipeline body, the mortise is formed inwards and upwards at the opposite lower end of the smoke exhaust pipeline body along the bottom wall of the smoke exhaust pipeline body, the upper smoke exhaust pipeline and the lower smoke exhaust pipeline can be butted and inserted with each other through the tenon and the mortise at the opposite upper end and the opposite lower end of the smoke exhaust pipeline body, and the direct butt joint part of the upper smoke exhaust pipeline and the lower smoke exhaust pipeline can be positioned at any position of a floor, so that the height of the smoke exhaust pipeline can be uniformly manufactured no matter the floor is high or low, the height of a single-section smoke exhaust pipeline is effectively reduced, the mechanical processing is convenient, the production efficiency is improved, the product quality is ensured, and the smoke exhaust pipeline is not easy to break in the hoisting and transportation processes; the tenon and the mortise adopt the corresponding structural design of the inner and outer lapping inclined planes, so that the butt joint of the upper and lower smoke exhaust pipelines is more convenient, and the tenon and the mortise are not easy to break; simultaneously because the lower extreme sets up tenon and mortise and corresponds grafting structure on the relative of exhaust pipe way body self, exhaust pipe way butt joint position after the installation is difficult for the dislocation, and butt joint position leakproofness is good, and during the use, the exhaust pipe can not appear and play cigarette, the taint of smell phenomenon, also can not appear falling the cigarette phenomenon.

Drawings

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings:

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

FIG. 2 is a schematic end view of the structure of FIG. 1 viewed from below;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1;

FIG. 4 is a schematic view of the cross-sectional structure B-B of FIG. 1;

FIG. 5 is a schematic structural view of the upper and lower smoke exhaust pipes butted and inserted together.

Detailed Description

Referring to the attached drawings, the smoke exhaust pipeline comprises a smoke exhaust pipeline body 1, a tenon is formed at the upper end of the smoke exhaust pipeline body 1 inwards and upwards along the top wall of the smoke exhaust pipeline body, and a mortise is formed at the lower end of the smoke exhaust pipeline body 1 inwards and upwards along the bottom wall of the smoke exhaust pipeline body. The tenon comprises a butt joint top edge 4 which is horizontally inward along the outer wall surface of the smoke exhaust pipeline body 1, an outer lap joint inclined plane 5 which extends to the top opening edge is inwards and upwards arranged along the opposite inner end of the butt joint top edge 4, the opposite inner wall surface of the tenon is the inner wall surface of the smoke exhaust pipeline body 1, the inner wall surface of the tenon extends along the inner wall surface of the smoke exhaust pipeline body 1, and the thickness of the butt joint top edge 4 is 1/3-1/2 of the wall thickness of the side wall; the mortise comprises a butt joint bottom edge 7 which is horizontally outward along the inner wall surface of the smoke exhaust pipeline body 1, an inner lap joint inclined plane 6 which extends to the bottom opening edge is outwards and downwards arranged along the butt joint bottom edge 7 relative to the outer end, the relative inner wall surface of the mortise is the inner wall surface of the smoke exhaust pipeline body 1, the outer wall surface of the mortise extends along the outer wall surface of the smoke exhaust pipeline body 1, and the thickness of the butt joint bottom edge 7 is 1/3-1/2 of the wall thickness of the side wall. The tenon and the mortise adopt the corresponding structural design of the inner and outer lapping inclined planes, so that the butt joint of the upper and lower exhaust pipelines is more convenient, and the tenon and the mortise are not easy to break. The strengthening rib 2 is arranged at the inner corner of the smoke exhaust pipeline body 1 and is integrated with the strengthening rib 2 to strengthen the strength of the smoke exhaust pipeline, the cross section of the strengthening rib 2 is triangular and can also be in the shape of an inner arc, the integrated structure can be integrally formed when the strengthening rib and the smoke exhaust pipeline body 1 are processed, the strengthening rib 2 can be processed at the inner corner of the smoke exhaust pipeline body 1 after the smoke exhaust pipeline body 1 is processed and formed, and the strengthening rib 2 can also be formed independently and fixed at the inner corner of the smoke exhaust pipeline body 1 by a sticking method. A blind hole 3 is formed in one side wall of the smoke exhaust pipeline body 1 from outside to inside, a range hood or an exhaust fan can be conveniently installed as required, the wall thickness of the inner wall of the blind hole 3 is 1/3-1/2 of the wall thickness of the side wall, and the blind hole 3 can also be a through hole. The height of the exhaust gas pipeline body 1 is 250-800 mm, and the height of the exhaust gas pipeline body 1 can be determined according to actual conditions, so that the exhaust gas pipeline is convenient to machine, further improves the production efficiency, and is convenient to transport and install.

Referring to fig. 5, in the process of construction and installation, the upper and lower exhaust gas pipes can be mutually butted and inserted together through the tenons and the mortises of the upper and lower ends of the exhaust gas pipes, and the direct butt joint parts of the upper and lower exhaust gas pipes can be positioned at any position of a floor, so that the height of the exhaust gas pipes can be uniformly manufactured no matter the height of the floor, the height of a single section of exhaust gas pipe is effectively reduced, the mechanical processing is facilitated, the production efficiency is improved, the product quality is ensured, and the exhaust gas pipes are not easy to break in the process of hoisting and transportation.

The butt joint interface is formed by increasing the wall thickness of the inner walls of the end heads at two ends of the smoke exhaust pipeline body 1 in the prior art, the smoke exhaust pipeline with the structure cannot be integrally demoulded along the length direction of the pipeline and is difficult to machine, the wall thickness specification of the smoke exhaust pipeline needs to be manufactured according to the requirement of the national standard, the end part is thickened inwards, so that the inner diameter is reduced to be not up to the requirement of the minimum circulation sectional area specification of the national standard, and the specification of the ventilation standard cannot be met. The inner wall surface of the tenon extends along the inner wall surface of the smoke exhaust pipeline body 1, and the outer wall surface of the mortise extends along the outer wall surface of the smoke exhaust pipeline body 1, so that the inner wall surface and the outer wall surface of the smoke exhaust pipeline body 1 are parallel, and the mechanical processing is convenient.

Claims

1. The utility model provides a flue gas discharging pipe, includes flue gas discharging pipe body (1), characterized by flue gas discharging pipe body (1) relative upper end is along its roof inwards upwards to form the tenon, flue gas discharging pipe body (1) relative lower extreme is along its diapire inwards upwards to form the tongue-and-groove.

2. The flue gas discharging pipe according to claim 1, wherein the tenon comprises a butt joint top edge (4) horizontally inwards along the outer wall surface of the flue gas discharging pipe body (1), an outer lap joint inclined plane (5) extending to the top port edge is inwards and upwards along the butt joint top edge (4) relative to the inner end, and the inner wall surface of the tenon extends along the inner wall surface of the flue gas discharging pipe body (1); the mortise comprises a butt joint bottom edge (7) which is horizontally outward along the inner wall surface of the exhaust pipeline body (1), an inner lap joint inclined plane (6) which extends to the bottom opening edge is outwards and downwards arranged along the butt joint bottom edge (7) relative to the outer end, and the outer wall surface of the mortise extends along the outer wall surface of the exhaust pipeline body (1).

3. The flue gas discharging pipe according to claim 1, wherein the flue gas discharging pipe body (1) is provided with a reinforcing rib (2) at the inner corner thereof, and the reinforcing rib and the flue gas discharging pipe body are integrally structured.

4. An exhaust flue according to any of claims 1 to 3 wherein a blind hole (3) is provided in one of the side walls of the exhaust flue body (1) from the outside to the inside.

5. Flue gas duct according to claim 4, wherein the wall thickness of the inner wall of the blind hole (3) is 1/3-1/2 of the wall thickness of the side wall.

6. The flue gas discharging pipe according to claim 4, wherein the height of the flue gas discharging pipe body (1) is 250-800 mm.

7. A flue gas discharging pipe according to any of claims 1 to 3 wherein a through hole is provided on one side wall of the flue gas discharging pipe body (1).