CN219033902U

CN219033902U - Fireproof smoke exhaust air pipe convenient to install

Info

Publication number: CN219033902U
Application number: CN202223519749.6U
Authority: CN
Inventors: 孙骋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-16
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to the technical field of smoke exhaust air pipes, in particular to a fireproof smoke exhaust air pipe convenient to install. The utility model overcomes the defects of the prior art, and the first connecting flange at the first pipeline and the second connecting flange at the second pipeline are in butt joint through the limiting block, the limiting groove at the first connecting flange and the limiting block at the second connecting flange are in embedded connection, so that preliminary positioning work between the first pipeline and the second pipeline is realized, the first connecting flange and the second screw hole at the second connecting flange are correspondingly aligned, and then the first screw hole and the second screw hole are screwed and connected by the first bolt and the second bolt, so that the pipelines do not need to be held in the screwing process, the difficulty in screwing the bolts is reduced, and convenience is brought to the installation work of the smoke exhaust air pipe.

Description

Fireproof smoke exhaust air pipe convenient to install

Technical Field

The utility model relates to a smoke exhaust air pipe, in particular to a fireproof smoke exhaust air pipe convenient to install.

Background

The smoke exhaust air pipe is a smoke exhaust pipeline when a fire disaster occurs, and is widely used in places needing smoke prevention and exhaust such as office buildings, hotels, restaurants, movie theaters, shops, hospitals, underground parking lots and the like.

According to the chinese patent: CN216643344U is an assembled type smoke prevention and exhaust air pipe, based on the above-mentioned disclosure patent and the discovery of combining the prior art, existing fireproof smoke prevention and exhaust air pipes are generally aligned with the screw holes formed at the two flanges, and then the screw holes are screwed up for fixing connection, and when aligning each screw hole, the pipe needs to be held to avoid the disorder of the screw holes at the two connecting flanges, so that the difficulty of installing the screw holes is increased, inconvenience is brought to the installation work of the smoke exhaust air pipe, and according to the chinese patent: CN216281983U is a bacteriostatic composite smoke exhaust air pipe, based on the above-mentioned published patent and the discovery of combining the prior art, the filter of smoke exhaust air pipe department can be covered with dust after very long service time on the surface, sometimes need to dismantle it clean, but because the in-process of dismouting needs to use screw and mounting tool to assist for efficiency when the filter dismouting is clean has been reduced, personnel's intensity of labour is improved.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a fireproof smoke exhaust air pipe convenient to install, and aims to solve the problems that in the prior art, pipelines are required to be supported to avoid disorder of screw holes at two connecting flanges, so that the difficulty in installing bolts is increased, and inconvenience is brought to the installation work of the smoke exhaust air pipe.

In order to solve the technical problems, the utility model provides the following technical scheme:

the fireproof smoke exhaust air pipe comprises a first pipeline, wherein the first pipeline is one of smoke exhaust pipes of the smoke exhaust air pipe, and a second pipeline is arranged on the left side of the first pipeline;

the first connecting flange is fixedly arranged on the left side of the first pipeline;

the second connecting flange is fixedly arranged on the right side of the second pipeline;

the limiting blocks are fixedly arranged on the right side of the second connecting flange;

the limiting grooves are fixedly arranged on the surface of the first connecting flange and are connected with the limiting blocks in an embedded mode;

the embedded groove is formed in the front side of the first pipeline;

the embedded plate is arranged at the upper end of the embedded groove, and the embedded plate is connected with the embedded groove in an embedded mode.

Preferably, the embedded plate further comprises

The sealing strips are all arranged on the inner wall of the embedded groove;

the sealing grooves are arranged on the side surfaces of the embedded plates, and are in sealing embedded connection with the sealing strips;

and the pull groove is formed in the upper end surface of the embedded plate.

Preferably, the first connection flange further comprises:

the second screw holes are formed in four corners of the surface of the second screw hole;

and the second bolts are connected with the middle part of the second screw holes in a threaded manner.

Preferably, the stopper further comprises:

the first screw holes are formed in the middle of the surface of the first pipeline and the surface of the limiting block;

and the first bolts are connected with the middle part of the first screw holes in a threaded manner.

Preferably, the first pipe further comprises:

a rock wool plate disposed on an inner wall of the first pipe;

and the fireproof coating is coated on the surface of the rock wool plate.

Preferably, the embedded plate further comprises:

and the filter plate is fixedly arranged in the middle of the embedded plate, and is positioned in the middle of the right side of the first pipeline.

The embodiment of the utility model provides a fireproof smoke exhaust air pipe convenient to install, which has the following beneficial effects:

1. through being provided with stopper, spacing groove, first screw and first bolt for dock the first flange of first pipeline department with the second flange of second pipeline department, the spacing groove of first flange department can carry out embedded connection with the stopper of second flange department this moment, realize preliminary positioning work between first pipeline and the second pipeline, the second screw of first flange and second flange department can be aligned correspondingly this moment, utilize first bolt and second bolt to screw up each first screw and second screw afterwards and connect can, do not need to hold the pipeline at the in-process of screwing up the bolt, the degree of difficulty when having reduced the bolt, it is convenient to bring for the installation work of discharging fume tuber pipe.

2. Through being provided with embedded groove, seal groove, sealing strip and embedded plate for utilize the embedded plate upper end surface's draw-in groove to mention with force, can pull out the embedded plate from the embedded groove of first pipeline department, can clean the work to the filter at embedded plate middle part, behind the dust batting clean on filter surface, can embed the embedded plate into the embedded groove again, the sealing strip also can carry out the embedding with the seal groove simultaneously and seal, realize the installation work of filter and first pipeline, and the inside lower extreme of embedded plate lower extreme and embedded groove installs the magnetic path and adsorb and be connected, do not need to use screw and appurtenance to carry out auxiliary installation, efficiency when having improved the filter dismouting cleanness.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a first pipe split second pipe structure according to the present utility model;

FIG. 3 is a schematic view of a first pipeline and a filter plate in a split structure according to the present utility model;

fig. 4 is a schematic view of the internal structure of the first pipe according to the present utility model.

In the figure: 1. a first pipe; 2. a second pipe; 3. a first connection flange; 4. a second connection flange; 5. a limiting block; 6. a first bolt; 7. a second bolt; 8. a second screw hole; 9. a first screw hole; 10. a limit groove; 11. an embedding groove; 12. an embedded plate; 13. a filter plate; 14. drawing a groove; 15. sealing grooves; 16. a sealing strip; 17. rock wool boards; 18. a fire-retardant coating.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in figure 1, a fireproof smoke exhaust air pipe convenient to install comprises a first pipeline 1, wherein the fireproof smoke exhaust air pipe is one of smoke exhaust pipes of the smoke exhaust air pipe, the left side of the fireproof smoke exhaust air pipe is provided with a second pipeline 2, and a first connecting flange 3 is fixedly arranged on the left side of the first pipeline 1; the second connecting flange 4 is fixedly installed on the right side of the second pipeline 2, the first connecting flange 3 and the second connecting flange 4 are utilized for butt joint, the installation work between the first pipeline 1 and the second pipeline 2 can be realized, when the fan is started, the first pipeline 1 and the second pipeline 2 can be utilized for smoke discharging work, and smoke can be discharged from the filter plate 13 into the pipelines.

As shown in FIG. 2, the fireproof smoke exhaust air pipe convenient to install comprises limiting blocks 5 which are fixedly installed on the right side of the second connecting flange 4; the limiting grooves 10 are fixedly arranged on the surface of the first connecting flange 3, the limiting grooves 10 are connected with the limiting blocks 5 in an embedded mode, and the second screw holes 8 are formed in four corners of the surface of the second screw hole 8; the second bolt 7 is in threaded connection with the middle part of the second screw hole 8, and the first screw hole 9 is formed in the middle part of the surface of the first pipeline 1 and the surface of the limiting block 5; the first bolt 6, its equal threaded connection is in the middle part of first screw 9 for the spacing groove 10 with first flange 3 department can carry out embedded connection with the stopper 5 of second flange 4 department, realize preliminary location work between first pipeline 1 and the second pipeline 2, first flange 3 and the second screw 8 of second flange 4 departments can corresponding alignment this moment, later utilize first bolt 6 and second bolt 7 to screw up each first screw 9 and second screw 8 and connect can, need not hold up at the in-process of screwing up the bolt.

As shown in fig. 3, a fire-proof smoke-exhausting duct which is convenient to install comprises an embedded groove 11 which is arranged on the front side of a first pipeline 1; an embedded plate 12, which is arranged at the upper end of the embedded groove 11, the embedded plate 12 is in embedded connection with the embedded groove 11, and sealing strips 16 are arranged on the inner wall of the embedded groove 11; the sealing grooves 15 are arranged on the side surfaces of the embedded plates 12, and the sealing grooves 15 are in sealing embedded connection with the sealing strips 16; the pull groove 14 is formed in the upper end surface of the embedded plate 12, the pull groove 14 on the upper end surface of the embedded plate 12 is used for being lifted by force, the embedded plate 12 can be pulled out from the embedded groove 11 at the first pipeline 1, the filter plate 13 in the middle of the embedded plate 12 can be cleaned, auxiliary installation is not needed by screws and auxiliary tools, the efficiency of disassembling and assembling the filter plate 13 is improved, in addition, when the filter plate 13 is installed, the embedded plate 12 is embedded into the embedded groove 11 again, meanwhile, the sealing strip 16 is embedded and sealed with the sealing groove 15, and meanwhile, the lower end of the embedded plate 12 is connected with the inner lower end of the embedded groove 11 by adsorption, so that the stability after installation is improved.

As shown in fig. 4, a fire-proof smoke-exhausting duct which is convenient to install comprises a rock wool plate 17 which is arranged on the inner wall of the first pipeline 1; and the fireproof coating 18 is coated on the surface of the rock wool plate 17, so that when the smoke is discharged by the first pipeline 1 and the second pipeline 2, the fireproof coating 18 and the rock wool plate 17 have high temperature resistance and heat insulation effects, the occurrence of a fire phenomenon is avoided, and the fireproof effect of the smoke exhaust pipeline is improved.

Working principle: the first connecting flange 3 at the first pipeline 1 is abutted with the second connecting flange 4 at the second pipeline 2, at the moment, the limiting groove 10 at the first connecting flange 3 is embedded and connected with the limiting block 5 at the second connecting flange 4, preliminary positioning work between the first pipeline 1 and the second pipeline 2 is achieved, at the moment, the second screw holes 8 at the first connecting flange 3 and the second connecting flange 4 are correspondingly aligned, then the first screw holes 9 and the second screw holes 8 are screwed and connected by the first bolts 6 and the second bolts 7, the pipelines are not required to be held in the screwing process, dust is fully distributed on the surface of the filter plate 13 after the filter plate 13 is used for a long time, then the pull groove 14 at the upper end surface of the embedded plate 12 is used for lifting, the filter plate 13 at the middle part of the embedded plate 12 can be pulled out from the embedded groove 11 of the first pipeline 1, the filter plate 13 can be cleaned without auxiliary installation by screws and auxiliary tools, and the efficiency of disassembling and cleaning the filter plate 13 is improved.

Claims

1. Fire prevention tuber pipe of discharging fume convenient to installation, its characterized in that includes:

the first pipeline (1) is one of the smoke exhaust pipes of the smoke exhaust air pipe, and the left side of the first pipeline is provided with a second pipeline (2);

a first connection flange (3) fixedly installed on the left side of the first pipe (1);

a second connection flange (4) fixedly mounted on the right side of the second pipe (2);

the limiting blocks (5) are fixedly arranged on the right side of the second connecting flange (4);

the limiting grooves (10) are fixedly arranged on the surface of the first connecting flange (3), and the limiting grooves (10) are connected with the limiting blocks (5) in an embedded mode;

an embedding groove (11) which is arranged at the front side of the first pipeline (1);

and the embedded plate (12) is arranged at the upper end of the embedded groove (11), and the embedded plate (12) is in embedded connection with the embedded groove (11).

2. The fire and smoke exhaust duct for easy installation according to claim 1, wherein the insert plate (12) further comprises

Sealing strips (16) which are all arranged on the inner wall of the embedded groove (11);

the sealing grooves (15) are arranged on the side surfaces of the embedded plates (12), and the sealing grooves (15) are in sealing embedded connection with the sealing strips (16);

and a pull groove (14) which is formed on the upper end surface of the embedded plate (12).

3. The fire and smoke evacuation duct convenient to install according to claim 1, wherein said first connection flange (3) further comprises:

the second screw holes (8) are formed in four corners of the surface of the second screw hole (8);

and the second bolts (7) are connected with the middle part of the second screw holes (8) in a threaded manner.

4. The fire and smoke evacuation duct convenient to install according to claim 1, characterized in that said stopper (5) further comprises:

the first screw holes (9) are formed in the surface of the first pipeline (1) and the middle of the surface of the limiting block (5);

and the first bolts (6) are in threaded connection with the middle part of the first screw holes (9).

5. The fire and smoke evacuation duct convenient to install according to claim 1, wherein said first duct (1) further comprises:

a rock wool plate (17) arranged on the inner wall of the first pipe (1);

and a fireproof coating (18) which is coated on the surface of the rock wool plate (17).

6. The fire and smoke exhaust duct for easy installation according to claim 1, wherein said insert plate (12) further comprises:

the filter plate (13) is fixedly arranged in the middle of the embedded plate (12), and the filter plate (13) is positioned in the middle of the right side of the first pipeline (1).